1 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
15 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
17 Merge ARM/hard_vfp_branch to trunk.
19 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
21 * arm.c (libcall_eq): New function.
22 (libcall_hash): New function.
23 (add_libcall): New function.
24 (arm_libcall_uses_aapcs_base): New function.
25 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
26 libcalls using the base PCS.
27 (arm_init_cumulative_args): Likewise.
29 2009-07-20 Joseph Myers <joseph@codesourcery.com>
31 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
32 Use base ABI for conversion libfuncs between HFmode and SFmode.
34 2009-05-12 Joseph Myers <joseph@codesourcery.com>
36 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
37 V4SImode as representatives of all 64-bit and 128-bit vector
38 types. Allow vector types without vector modes.
39 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
40 without vector modes like BLKmode.
41 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
42 BLKmode. Avoid unsupported vector modes or TImode moves for
44 (aapcs_vfp_allocate_return_reg): Likewise.
45 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
46 V8QImode if TARGET_NEON || TARGET_IWMMXT.
48 2009-05-12 Joseph Myers <joseph@codesourcery.com>
50 * config/arm/arm.c (arm_handle_pcs_attribute): New.
51 (arm_get_pcs_model): Pass attribute arguments to
52 arm_pcs_from_attribute.
53 (arm_init_cumulative_args): Use base AAPCS for conversions from
54 floating-point types to DImode.
55 (arm_attribute_table): Add pcs attribute.
56 (arm_handle_pcs_attribute): New.
57 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
58 conversions from floating-point types to DImode, also declare them
59 to use base AAPCS and declare functions they call to use base
60 AAPCS and their RTABI names.
62 2009-05-12 Joseph Myers <joseph@codesourcery.com>
64 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
65 -mfloat-abi=hard not being supported for VFP.
67 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
69 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
70 SYMBOL_REF to hard_libcall_value.
72 2009-03-05 Joseph Myers <joseph@codesourcery.com>
73 Richard Earnshaw <rearnsha@arm.com>
75 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
76 has been put on the stack, all remaining co-processory arguments for
77 that co-processor also go on the stack.
79 2009-03-05 Joseph Myers <joseph@codesourcery.com>
81 * config/arm/arm.c (arm_return_in_memory): Handle returning
82 vectors of suitable size in registers also for AAPCS case.
84 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
86 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
88 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
90 ARM Hard-VFP calling convention
91 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
92 * target.h (gcc_target): Add libcall_value to table of call hooks.
93 * targhooks.h (default_libcall_value): Default implementation.
94 * targhooks.c (default_libcall_value): Likewise.
95 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
96 * optabs.c (expand_unop): Use it.
97 * expr.h (hard_libcall_value): Pass the function RTX through.
98 * calls.c (emit_library_call_value_1): Update call to
100 * explow.c (hard_libcall_value): Use new target hook.
101 * testsuite/lib/target-supports.exp
102 (check_effective_target_arm_hard_vfp_ok): New hook.
103 (check_effective_target_arm_neon_ok): Improve test for neon
105 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
106 * config/arm/arm.c: Include cgraph.h
107 (TARGET_FUNCTION_VALUE): Override default hook.
108 (arm_pcs_default): New variable.
109 (arm_override_options): Don't fault hard calling convention with VFP.
110 Add support for AAPCS variants.
111 (arm_function_value): Make static. Handle AAPCS variants.
112 (arm_libcall_value): New function.
113 (arm_apply_result_size): Handle VFP registers in results.
114 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
116 (pcs_attribute_args): New variable.
117 (arm_pcs_from_attribute): New function.
118 (arm_get_pcs_model): New function.
119 (aapcs_vfp_cum_init): New function.
120 (aapcs_vfp_sub_candidate): New function.
121 (aapcs_vfp_is_return_candidate): New function.
122 (aapcs_vfp_is_call_candidate): New function.
123 (aapcs_vfp_allocate): New function.
124 (aapcs_vfp_allocate_return_reg): New function.
125 (aapcs_vfp_advance): New function.
126 (aapcs_cp_arg_layout): New variable.
127 (aapcs_select_call_coproc): New function.
128 (aapcs_select_return_coproc): New function.
129 (aapcs_allocate_return_reg): New function.
130 (aapcs_libcall_value): New function.
131 (aapcs_layout_arg): New function.
132 (arm_init_cumulative_args): Initialize AAPCS args data.
133 (arm_function_arg): Handle AAPCS variants using new interface.
134 (arm_arg_parital_bytes): Likewise.
135 (arm_function_arg_advance): New function.
136 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
138 (arm_setup_incoming_varargs): Handle new AAPCS args data.
139 * arm.h (NUM_VFP_ARG_REGS): Define.
140 (LIBCALL_VALUE): Update.
141 (FUNCTION_VALUE): Delete.
142 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
144 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
145 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
146 (FUNCTION_ARG_REGNO_P): Add VFP regs.
147 * arm-protos.h (arm_function_arg_advance): Add.
148 (aapcs_libcall_value): Add.
149 (arm_function_value): Delete.
151 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
152 H.J. Lu <hongjiu.lu@intel.com>
155 * config/i386/i386.c (standard_sse_mode_p): Remove.
156 (standard_sse_constant_p): Return 2 for integer mode
157 vector_all_ones_operand when SSE2 is enabled.
158 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
159 (ix86_expand_vector_move): Do not check for negative values from
160 standard_sse_constant_p.
162 2009-08-06 Richard Guenther <rguenther@suse.de>
164 * tree-ssa.c (useless_type_conversion_p_1): Make function and
165 array type comparisons frontend independent.
166 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
168 out array reference lower bound and element size operands.
169 (ao_ref_init_from_vn_reference): Properly compute the offset
171 (vn_reference_fold_indirect): Fill out array reference lower
172 bound and element size operands.
173 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
174 a non gimple valued reference operand which can happen for
175 array reference lower bound or element size.
176 (create_component_ref_by_pieces_1): Properly generate the
177 element size operand for array references.
179 2009-08-06 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/40964
182 * tree.c (iterative_hash_host_wide_int): Export.
183 * tree.h (iterative_hash_host_wide_int): Declare.
184 * tree-ssa-structalias.c (heapvar_map): New struct.
185 (heapvar_map_eq): New function.
186 (heapvar_map_hash): Likewise.
187 (heapvar_lookup): Adjust.
188 (heapvar_insert): Likewise.
189 (make_constraint_from_heapvar): Allow multiple heap variables
190 per decl at different offsets.
191 (init_alias_heapvars): Adjust.
193 2009-08-04 David Daney <ddaney@caviumnetworks.com>
195 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
196 * mips_output_sync_loop (mips_output_sync_loop): Only emit
197 trailing sync if TARGET_SYNC_AFTER_SC.
199 2009-08-05 David Daney <ddaney@caviumnetworks.com>
201 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
202 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
203 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
204 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
205 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
206 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
207 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
208 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
209 test_and_set_12): Rewrite calls to mips_output_sync_loop.
210 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
211 the prototype declaration match the definition.
212 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
213 instructions explicitly. Add barrier_before and operands
215 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
216 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
217 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
218 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
219 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
220 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
222 2009-08-05 Andrew Pinski <pinskia@gmail.com>
224 * tree-ssa-alias.c: Fix intervals to use [) syntax.
226 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
227 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
230 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
233 2009-08-05 Jakub Jelinek <jakub@redhat.com>
235 PR rtl-optimization/40924
236 * dse.c (canon_address): Before calling cselib_expand_value_rtx
237 make sure canon_rtx (mem_address) isn't simpler than
238 canon_rtx (expanded_mem_address).
240 2009-08-05 Li Feng <nemokingdom@gmail.com>
242 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
244 (build_scop_drs): Build alias set for each SCoP.
246 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
248 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
249 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
250 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
251 (MIPS_ARCH_FLOAT_SPEC): Likewise.
252 (BASE_DRIVER_SELF_SPECS): Likewise.
254 2009-08-04 Andrew Pinski <pinskia@gmail.com>
256 * tree-ssa-alias.c: Fix some comment typos.
258 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
260 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
261 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
263 2009-08-03 Janis Johnson <janis187@us.ibm.com>
266 * simplify-rtx.c (simplify_binary_operation_1): Disable
267 simplifications for decimal float operations.
269 2009-08-03 Jakub Jelinek <jakub@redhat.com>
272 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
273 operand of INDIRECT_REF.
275 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
277 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
278 constants referencing TLS symbols.
280 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
282 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
283 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
285 2009-08-03 Richard Guenther <rguenther@suse.de>
287 * tree.c (make_vector_type): Build a main variant first,
288 get the canonical one and then build the variant.
289 * tree-ssa.c (useless_type_conversion_p_1): Handle
291 (useless_type_conversion_p): Conversions to pointers to
292 incomplete record types are useless.
294 2009-08-03 Richard Guenther <rguenther@suse.de>
296 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
297 file will be created.
298 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
299 * toplev.c (compile_file): Adjust comment.
301 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
303 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
304 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
305 (TARGET_PROMOTE_FUNCTION_MODE): Define.
306 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
307 (sh_promote_function_mode): Fix typo.
309 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
311 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
313 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
315 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
316 declaration arguments.
318 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
320 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
321 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
322 (ix86_split_ashl): Ditto.
323 (ix86_expand_vector_init_one_nonzero): Ditto.
324 (ix86_expand_vector_set): Ditto.
325 (ix86_expand_reduc_v4sf): Ditto.
327 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
329 * explow.c (promote_function_mode): Remove assert.
330 * config/sh/sh.c (sh_promote_function_mode): Declare.
332 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
334 * config/pa/pa.c (pa_promote_function_mode): Declare.
335 Change to static. Fix promote_mode call.
337 * gthr-dce.h (CONST_CAST2): Define if not defined.
338 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
340 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
342 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
344 * expr.c (store_constructor): Use promote_decl_mode. Remove
345 now write-only variable unsignedp.
346 (expand_expr_real_1): Use promote_decl_mode.
347 * expr.h (promote_function_mode, promote_decl_mode): New.
348 (promote_mode): Remove last argument.
349 * function.c (assign_temp): Drop last argument of promote_mode.
350 (assign_parm_find_data_types): Use promote_function_mode.
351 (assign_parm_setup_reg): Likewise.
352 (expand_function_end): Use promote_function_mode.
353 * calls.c (initialize_argument_information): Use promote_function_mode.
354 (precompute_arguments): Use promote_mode instead of checking if
355 only PROMOTE_FUNCTION_MODE is defined.
356 (expand_call): When making sibcall decisions, use promote_function_mode.
357 Below, remove an if for targetm.calls.promote_function_return and
358 and use promote_function_mode.
359 (emit_library_call_value_1): Use promote_function_mode, fix bug
360 where promote_mode was passed FOR_CALL == 0 for a return value in an
362 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
363 * explow.c (promote_function_mode, promote_decl_mode): New.
364 (promote_mode): Keep only the FOR_CALL == 0 case.
365 * combine.c (setup_incoming_promotion): Remove test of
366 promote_function_args. Use promote_function_mode.
367 * stmt.c (expand_value_return): Use promote_decl_mode.
368 (expand_decl): Use promote_decl_mode.
370 * expr.c (store_constructor): Use promote_decl_mode. Remove
371 now write-only variable unsignedp.
372 (expand_expr_real_1): Use promote_decl_mode.
373 * expr.h (promote_function_mode, promote_decl_mode): New.
374 (promote_mode): Remove last argument.
375 * function.c (assign_temp): Drop last argument of promote_mode.
376 (assign_parm_find_data_types): Use promote_function_mode.
377 (assign_parm_setup_reg): Likewise.
378 (expand_function_end): Use promote_function_mode.
379 * calls.c (initialize_argument_information): Use promote_function_mode.
380 (precompute_arguments): Use promote_mode instead of checking if
381 only PROMOTE_FUNCTION_MODE is defined.
382 (expand_call): When making sibcall decisions, use promote_function_mode.
383 Below, remove an if for targetm.calls.promote_function_return and
384 and use promote_function_mode.
385 (emit_library_call_value_1): Use promote_function_mode, fix bug
386 where promote_mode was passed FOR_CALL == 0 for a return value in an
388 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
389 * explow.c (promote_function_mode, promote_decl_mode): New.
390 (promote_mode): Keep only the FOR_CALL == 0 case.
391 * combine.c (setup_incoming_promotion): Remove test of
392 promote_function_args. Use promote_function_mode.
393 * stmt.c (expand_value_return): Use promote_decl_mode.
394 (expand_decl): Use promote_decl_mode.
396 * explow.c (promote_function_mode): Just call the target hook.
397 * targhooks.c (default_promote_function_mode,
398 default_promote_function_mode_always_promote): New.
399 * targhooks.h (default_promote_function_mode,
400 default_promote_function_mode_always_promote): Declare.
401 * target.h (promote_function_args, promote_function_return): Remove.
402 (promote_function_mode): New.
403 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
404 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
405 (TARGET_PROMOTE_FUNCTION_MODE): New.
406 (TARGET_CALLS): Adjust.
407 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
408 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
410 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
411 * config/s390/s390.c (s390_promote_function_mode): ... here,
412 with pointer handling.
413 (TARGET_PROMOTE_FUNCTION_MODE): Define.
414 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
416 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
417 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
418 with pointer handling.
419 (TARGET_PROMOTE_FUNCTION_MODE): Define.
420 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
422 * config/sh/sh-protos.h (sh_promote_function_mode): New.
423 * config/sh/sh.c (sh_promote_function_mode): New.
424 (TARGET_PROMOTE_FUNCTION_MODE): Define.
425 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
427 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
428 * config/cris/cris.c (cris_promote_function_mode): ... here.
429 (TARGET_PROMOTE_FUNCTION_MODE): Define.
430 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
432 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
433 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
434 (TARGET_PROMOTE_FUNCTION_MODE): Define.
435 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
437 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
438 * config/arm/arm.c (arm_promote_function_mode): ... here, without
439 complex type handling.
440 (TARGET_PROMOTE_FUNCTION_MODE): Define.
441 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
443 * config/pa/pa.c (pa_promote_function_mode): New.
444 (TARGET_PROMOTE_FUNCTION_MODE): Define.
445 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
447 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
448 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
449 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
450 * config/xtensa/xtensa.c: Likewise.
451 * config/stormy16/stormy16.c: Likewise.
452 * config/iq2000/iq2000.c: Likewise.
453 * config/rs6000/rs6000.c: Likewise.
454 * config/picochip/picochip.c: Likewise.
455 * config/arc/arc.c: Likewise.
456 * config/mcore/mcore.c: Likewise.
457 * config/score/score.c: Likewise.
458 * config/mips/mips.c: Likewise.
459 * config/bfin/bfin.c: Likewise.
460 * config/ia64/ia64.c: Likewise (disabled though).
462 * config/frv/frv.h: Remove pointless remark.
464 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
465 TARGET_PROMOTE_FUNCTION_ARGS,
466 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
467 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
469 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
471 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
472 -floop-parallelize-all.
473 * toplev.c (process_options): Rename flag_graphite_force_parallel to
474 flag_loop_parallelize_all.
475 * tree-ssa-loop.c (gate_graphite_transforms): Same.
476 * graphite.c (graphite_transform_loops): Same.
478 * graphite-poly.c (apply_poly_transforms): Same.
480 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
482 PR tree-optimization/40914
483 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
484 if set, then check the delta field of the PMF record.
485 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
486 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
487 call is stored in the delta.
489 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
491 * config/mips/mips.md (*clear_upper32_dext): New pattern.
493 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/bsd.h (ASM_BYTE): New define.
496 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
497 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
498 .byte. Use fputs or putc instead of fprintf where appropriate.
499 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
500 fputs or putc instead of fprintf where appropriate.
501 * config/i386/i386elf.h: Ditto.
502 * config/i386/sysv4.h: Ditto.
504 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
505 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
506 (*tls_global_dynamic_64): Ditto.
508 2009-07-31 Christian Bruel <christian.bruel@st.com>
510 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
512 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
514 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
515 Remove dead code for MINUS.
517 2009-07-31 Anthony Green <green@moxielogic.com>
519 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
521 (moxie_expand_epilogue): Ditto for epilogue.
522 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
524 (moxie_function_arg): Ditto.
525 (moxie_pass_by_reference): Ditto.
526 (moxie_arg_partial_bytes): Ditto.
527 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
528 (FUNCTION_ARG_ADVANCE) Ditto.
529 (REG_PARM_STACK_SPACE) Ditto.
530 (FUNCTION_ARG_REGNO_P) Dito.
532 * config.gcc: Add moxie linux config support.
533 * gcc/config/moxie/uclinux.h: New file.
535 2009-07-31 DJ Delorie <dj@redhat.com>
537 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
538 (UNSPECV_SP_SWITCH_E): New.
539 (sp_switch_1): Change to an unspec.
540 (sp_switch_2): Change to an unspec. Don't use post-inc when we
542 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
543 reference the new stack's address
545 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
547 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
548 graphite-clast-to-gimple.o, graphite-dependences.o,
549 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
550 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
551 (graphite-blocking.o,
552 graphite-clast-to-gimple.o, graphite-dependences.o,
553 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
554 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
555 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
556 * cfgloop.h (struct loop): Add can_be_parallel field.
557 * common.opt (fgraphite-identity): Moved up.
558 (fgraphite-force-parallel): New flag.
559 * graphite.c: Rewrite.
560 * graphite.h: Rewrite.
561 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
563 * toplev.c (graphite_out_file): New file descriptor.
564 (graphite_in_file): New.
565 (process_options): flag_graphite_force_parallel cannot be used without
567 * tree-ssa-loop.c: Include toplev.h.
568 (gate_graphite_transforms): Enable flag_graphite for
569 flag_graphite_force_parallel.
571 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
573 * ChangeLog.graphite: New.
574 * graphite-blocking.c: New.
575 * graphite-clast-to-gimple.c: New.
576 * graphite-clast-to-gimple.h: New.
577 * graphite-dependences.c: New.
578 * graphite-dependences.h: New.
579 * graphite-interchange.c: New.
580 * graphite-poly.c: New.
581 * graphite-poly.h: New.
582 * graphite-ppl.c: New.
583 * graphite-ppl.h: New.
584 * graphite-scop-detection.c: New.
585 * graphite-scop-detection.h: New.
586 * graphite-sese-to-poly.c: New.
587 * graphite-sese-to-poly.h: New.
591 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
593 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
594 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
596 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
598 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
599 (scev_is_linear_expression): Return false if the evolution is not
602 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
604 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
605 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
607 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
609 * tree-data-ref.c (debug_data_references): New.
610 (debug_data_reference): New.
611 * tree-data-ref.h (debug_data_references): Declared.
612 (debug_data_reference): Declared.
614 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
616 * tree-data-ref.c (stmt_simple_memref_p: Removed.
617 * tree-data-ref.h (scop_p): Removed.
618 (struct data_reference): Remove field scop.
620 (stmt_simple_memref_p): Removed.
622 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
624 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
625 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
628 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
630 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
632 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
634 * doc/invoke.texi (-fgraphite-identity): Documented.
636 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
638 * tree-scalar-evolution.c: Fix comment.
639 (instantiate_scev_1): Return unknow from scev instantiation if the
640 result is not above instantiate_below.
642 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
644 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
645 static anymore. Instantiate the symbols that may have been introduced
647 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
650 2009-07-30 DJ Delorie <dj@redhat.com>
652 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
653 .vliw directive to VLIW sections.
655 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
657 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
659 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
660 (AUTOHEADER): New variable.
661 ($(srcdir)/cstamp-h.in): Use it.
663 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
664 Pat Haugen <pthaugen@us.ibm.com>
665 Revital Eres <ERES@il.ibm.com>
667 * config/rs6000/vector.md (VEC_F): Add VSX support.
671 (vector_load_<mode>): Ditto.
672 (vector_store_<mode>): Ditto.
673 (vector GPR move split): Ditto.
674 (vec_reload_and_plus_<mptrsize>): Ditto.
675 (vec_reload_and_reg_<mptrsize>): Ditto.
681 (smin<mode>3): Ditto.
682 (smax<mode>3): Ditto.
683 (vector_eq<mode>): Ditto.
684 (vector_gt<mode>): Ditto.
685 (vector_ge<mode>): Ditto.
686 (vector_gtu<mode>): Ditto.
687 (vector_select_<mode>_uns): Ditto.
688 (vector_eq_<mode>_p): Ditto.
689 (vector_gt_<mode>_p): Ditto.
690 (vector_ge_<mode>_p): Ditto.
691 (vector_gtu_<mode>_p): Ditto.
692 (cr6_test_for_zero): Ditto.
693 (cr6_test_for_zero_reverse): Ditto.
694 (cr6_test_for_lt): Ditto.
695 (cr6_test_for_lt_reverse): Ditto.
699 (one_cmpl<mode>2): Ditto.
701 (andc<mode>2): Ditto.
702 (float<VEC_int<mode>2): Ditto.
703 (unsigned_float<VEC_int><mode>2): Ditto.
704 (fix_trunc<mode><VEC_int>2): Ditto.
705 (fixuns_trunc<mode><VEC_int>2): Ditto.
707 (vec_set<mode>): Ditto.
708 (vec_extract<mode>): Ditto.
709 (vec_interleave_highv4sf): Ditto.
710 (vec_interleave_lowv4sf): Ditto.
711 (vec_realign_load_<mode>): Ditto.
712 (vec_shl_<mode>): Ditto.
713 (vec_shr_<mode>): Ditto.
714 (div<mode>3): New patterns for VSX.
715 (vec_interleave_highv2df): Ditto.
716 (vec_interleave_lowv2df): Ditto.
717 (vec_pack_trunc_v2df): Ditto.
718 (vec_pack_sfix_trunc_v2df): Ditto.
719 (vec_pack_ufix_trunc_v2df): Ditto.
720 (vec_unpacks_hi_v4sf): Ditto.
721 (vec_unpacks_lo_v4sf): Ditto.
722 (vec_unpacks_float_hi_v4si): Ditto.
723 (vec_unpacku_float_lo_v4si): Ditto.
724 (vec_unpacku_float_hi_v4si): Ditto.
725 (vec_unpacks_float_lo_v4si): Ditto.
726 (movmisalign<mode>): Ditto.
727 (vector_ceil<mode>2): New patterns for vectorizing math library.
728 (vector_floor<mode>2): Ditto.
729 (vector_btrunc<mode>2): Ditto.
730 (vector_copysign<mode>3): Ditto.
732 * config/rs6000/predicates.md (easy_vector_constant_msb): New
733 predicate for setting the high bit in each word, used for copysign.
735 * config/rs6000/ppc-asm.h (f19): Whitespace.
736 (f32-f63): Define if VSX.
737 (v0-v31): Define if Altivec.
738 (vs0-vs63): Define if VSX.
740 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
742 * config/rs6000/power7.md: New file, provide tuning parameters for
745 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
746 (rs6000_cpu_cpp_builtins): Ditto.
747 (altivec_overloaded_builtins): Ditto.
748 (altivec_resolve_overloaded_builtin): Ditto.
750 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
751 debug switch to disable vectorizing simple math builtin
754 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
755 Vectorize simple math builtin functions.
756 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
757 hook to vectorize math builtins.
758 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
759 (rs6000_builtin_conversion): Add VSX/power7 support.
760 (rs6000_builtin_vec_perm): Ditto.
761 (vsplits_constant): Add support for loading up a vector constant
762 with just the high bit set in each part.
763 (rs6000_expand_vector_init): Add VSX/power7 support.
764 (rs6000_expand_vector_set): Ditto.
765 (rs6000_expand_vector_extract): Ditto.
766 (rs6000_emit_move): Ditto.
770 (rs6000_expand_ternop_builtin): Ditto.
771 (altivec_expand_builtin): Ditto.
772 (rs6000_expand_unop_builtin): Ditto.
773 (rs6000_init_builtins): Ditto.
774 (altivec_init_builtins): Ditto.
775 (builtin_function_type): Ditto.
776 (rs6000_common_init_builtins): Ditto.
777 (rs6000_handle_altivec_attribute); Ditto.
778 (rs6000_mangle_type): Ditto.
779 (rs6000_vector_mode_supported_p): Ditto.
780 (rs6000_mode_dependent_address): Altivec addresses with AND -16
783 * config/rs6000/vsx.md: New file for VSX support.
785 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
786 identifing values with just the most significant bit set.
787 (enum rs6000_builtins): Add builtins for VSX. Add simple math
790 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
791 (UNSPEC_VRFIM): Delete.
792 (splitter for loading up vector with most significant bit): New
793 splitter for vectorizing copysign.
794 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
795 vectorizing simple math functions.
796 (altivec_vrfip): Add support for vectorizing simple math functions.
797 (altivec_vrfim): Ditto.
798 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
800 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
801 (power7.md, vsx.md): Include for power7 support.
802 (copysigndf3): Use VSX instructions if -mvsx.
805 (nabsdf2_fpr): Ditto.
810 (fix_truncdfdi2_fpr): Ditto.
811 (cmpdf_internal1): Ditto.
812 (fred, fred_fpr): Convert into expander/insn to add VSX support.
813 (btruncdf2, btruncdf2_fpr): Ditto.
814 (ceildf2, ceildf2_fpr): Ditto.
815 (floordf2, floordf2_fpr): Ditto.
816 (floatdidf2, floatdidf2_fpr): Ditto.
817 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
818 (fmsubdf4_fpr): Ditto.
819 (fnmadddf4_fpr_1): Ditto.
820 (fnmadddf4_fpr_2): Ditto.
821 (fnmsubdf4_fpr_1): Ditto.
822 (fnmsubdf4_fpr_2): Ditto.
823 (fixuns_truncdfdi2): Add expander for VSX support.
824 (fix_truncdfdi2): Ditto.
825 (fix_truncdfsi2): Ditto.
827 (btruncsf2): Whitespace.
828 (movdf_hardfloat32): Add support for VSX registers.
829 (movdf_softfloat32): Ditto.
830 (movdf_hardfloat64): Ditto.
831 (movdf_hardfloat64_mfpgpr): Ditto.
832 (movdf_softfloat64): Ditto.
833 (movti splitters): Add check for vector registers supporting
834 TImode in the future.
835 (bpermd): Add power7 bpermd instruction.
837 * config/rs6000/altivec.h (vec_div): Define if VSX.
841 (vec_nearbyint): Ditto.
844 (all predicates): Use the generic builtin function, and not the V4SF
845 specific function so that the predicates will work with VSX's V2DF.
849 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
850 Document new VSX functions and types.
852 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
855 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
856 "wa", and "j" constraints. Modify "v" to talk about Altivec
857 instead of just vector.
859 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
862 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
863 location for phi arguments.
864 (rewrite_update_phi_arguments): Find locations for reaching defs.
865 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
866 Add location to add_phi_arg calls.
867 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
868 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
869 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
870 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
871 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
872 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
873 * tree-phinodes.c (make_phi_node): Initialize location.
874 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
875 (add_phi_arg): Add location parameter.
876 (remove_phi_arg_num): Move location when moving phi argument.
877 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
879 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
880 slpeel_update_phi_nodes_for_guard1,
881 slpeel_update_phi_nodes_for_guard2,
882 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
883 vect_loop_versioning): Set locations.
884 * tree-parloops.c (create_phi_for_local_result,
885 transform_to_exit_first_loop, create_parallel_loop): Add locations.
886 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
887 * tree-vect-loop.c (get_initial_def_for_induction,
888 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
890 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
891 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
892 (gimple_phi_arg_set_location): New. Set locus.
893 (gimple_phi_arg_has_location): New. Check for locus.
894 (redirect_edge_var_map_location): New. Return locus from var_map.
895 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
896 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
897 combining PHI arguments.
898 (cond_store_replacement): Set location.
899 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
900 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
901 scop_add_exit_phis_edge): Add locations.
902 * tree-cfgcleanup.c (remove_forwarder_block,
903 remove_forwarder_block_with_phi): Add locations.
904 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
905 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
907 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
908 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
909 flush_pending_stmts): Add source location.
910 * lambda-code.c (perfect_nestify): Maintain location stack with argument
911 stack to preserve locations.
912 * tree-vect-stmts.c (vectorizable_load): Add location.
913 * tree-inline.c (copy_phis_for_bb): Copy locus.
914 (setup_one_parameter): Add call locus to inlined parameter stmts.
915 (initialize_inlined_parameters): Pass in call location as parameter
917 (tree_function_versioning): Pass location to setup_one_parameter.
918 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
919 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
921 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
922 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
923 locus parameter and override the stmt default if provided.
924 (new_elim_graph, clear_elim_graph, delete_elim_graph,
925 elim_graph_add_edge, elim_graph_remove_succ_edge,
926 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
927 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
928 eliminate_phi): Add locus info in elimination graph for each edge and
930 (insert_backedge_copies): Copy locus if present.
931 * tree-flow.h (struct _edge_var_map): Add locus field.
932 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
933 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
934 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
936 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
938 2009-07-30 Martin Jambor <mjambor@suse.cz>
940 PR tree-optimization/40570
941 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
944 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
946 * ssa-loop-manip.c: Include langhooks.h.
947 (rewrite_phi_with_iv): New.
948 (rewrite_all_phi_nodes_with_iv): New.
949 (canonicalize_loop_ivs): Move here from tree-parloops.c.
950 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
951 * tree-parloops.c (loop_parallel_p): Move out all conditions
952 except dependency check.
953 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
954 (gen_parallel_loop): Call canonicalize_loop_ivs without
955 reduction_list argument.
956 (build_new_reduction): New.
957 (gather_scalar_reductions): New.
958 (try_get_loop_niter): New.
959 (try_create_reduction_list): New.
960 (parallleize_loops): Change the parallel conditions check.
961 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
962 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
964 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
966 * opt-functions.awk (opt_args): Allow argument to be enclosed in
968 * doc/options.texi (Option properties): Mention new quoting syntax.
970 2009-07-29 Douglas B Rupp <rupp@gnat.com>
972 * config/alpha/alpha.c (alpha_start_function):
973 Handle VMS_DEBUG_MAIN_POINTER
974 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
975 * doc/invoke.texi: Document -mdebug-main switch.
977 2009-07-29 Richard Henderson <rth@redhat.com>
979 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
980 (cgraph_create_edge_including_clones): Likewise.
981 * tree-inline.c (copy_bb): Operate on the correct edges
982 when updating the callgraph.
984 2009-07-29 Douglas B Rupp <rupp@gnat.com>
986 * config/alpha/vms-cc.c: Deleted.
987 * config/alpha/vms-ld.c: Deleted.
988 * config/alpha/t-vms64: Moved to config/vms
989 * config/alpha/vms-crt0-64.c: Moved to config/vms
990 * config/alpha/vms-crt0.c: Moved to config/vms
991 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
992 * config/alpha/vms-psxcrt0.c: Moved to config/vms
993 * config/alpha/xm-vms.h: Moved to config/vms
994 * config/alpha/x-vms: Moved to config/vms
995 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
997 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
998 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1000 * config/vms/t-vms64: Moved here from config/alpha
1001 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1002 (argc,argv,envp): Enforce 32bit malloc'ing.
1003 * config/vms/vms-psxcrt0-64.c: Likewise.
1004 * config/vms/vms-crt0.c: Moved here from config/alpha.
1005 * config/vms/vms-psxcrt0.c: Likewise.
1006 * config/vms/vms-crtl-64.h: New file.
1007 * config/vms/vms-crtl.h: New file.
1008 * config/vms/vms.opt: New file.
1009 * config/vms/xm-vms64.h: New file.
1010 * config/vms/xm-vms.h: Moved here from config/alpha.
1011 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1013 * config/vms/x-vms: Moved here from config/alpha.
1014 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1015 (vms-ld.o, vms-cc.o): Removed.
1016 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1018 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1020 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1021 correct stack (obvious VMS fix).
1023 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1025 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1026 date, version info if VMS_DEBUGGING_INFO defined.
1027 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1028 size, date calculating code moved here.
1030 2009-07-29 Paul Brook <paul@codesourcery.com>
1032 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1035 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1038 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1039 to DImode when generating insq_le insn.
1041 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1043 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1044 New macro set for VMS_DEBUGGGING_INFO.
1045 (AT_string_form): Use it.
1047 2009-07-28 DJ Delorie <dj@redhat.com>
1049 * config/mep/mep.c (vtext_section): New.
1050 (vftext_section): New.
1051 (ftext_section): New.
1052 (mep_select_section): Add support for functions.
1053 (mep_unique_section): Likewise.
1054 (mep_asm_init_sections): Likewise.
1055 (mep_encode_section_info): Remove it from here.
1057 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1059 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1061 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1062 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1064 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1066 * dwarf2out.c (output_file_names): Test new macro
1067 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1068 (add_comp_dir_attribute): Likewise.
1070 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1072 * config/i386/mingw-w64.h (LINK_SPEC): Add
1073 separating space between commands.
1075 2009-07-28 Jan Hubicka <jh@suse.cz>
1077 PR tree-optimization/40759
1078 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1081 2009-07-27 DJ Delorie <dj@redhat.com>
1083 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1084 types are dword-aligned.
1085 (mep_expand_va_start): Likewise.
1087 2009-07-27 Olivier Hainque <hainque@adacore.com>
1088 Douglas B Rupp <rupp@gnat.com>
1090 * convert.c (convert_to_pointer): Don't assume the target
1091 pointer type is POINTER_SIZE long. Fetch its precision instead.
1093 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1095 * system.h (fopen): Undefine if macro.
1097 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1099 * dwarf2out.c (output_cfi_p): Removed.
1100 (output_cfis): New function.
1101 (output_fde): New function, split from output_call_frame_info.
1102 (output_call_frame_info): Use it.
1103 (dwarf2out_switch_text_section): Use output_cfis.
1105 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1107 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1108 TARGET_BI_ARCH is specified without enabling SJLJ.
1109 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1110 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1112 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1114 * arm.md (negdi2): Use DImode if forcing a value into a register.
1116 2009-07-26 Ira Rosen <irar@il.ibm.com>
1118 PR tree-optimization/40801
1119 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1120 of vector operand from the previous copy of vector statement.
1121 Pass the correct definition type value to
1122 vect_get_vec_def_for_stmt_copy().
1124 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1126 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1127 const char ** conversion.
1129 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1131 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1132 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1133 (gcc_unreachable): Invoke __builtin_unreachable() if
1134 !ENABLE_ASSERT_CHECKING.
1136 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1138 PR rtl-optimization/40445
1139 * emit-rtl.c (next_nonnote_insn_bb): New function.
1140 * rtl.h (next_nonnote_insn_bb): Declare new function.
1141 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1142 with no successors that is the successor of the ENTRY_BLOCK.
1143 Continue from the top after removing an empty fallthrough block.
1144 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1145 of next_nonnote_insn.
1147 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1149 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1151 2009-07-25 Martin Jambor <mjambor@suse.cz>
1153 * c-common.c (c_common_attribute_table): New element for noclone.
1154 (handle_noclone_attribute): New function. Forward-declare.
1155 * tree-inline.c (tree_versionable_function_p): Check for noclone
1157 * doc/extend.texi (Labels as Values): Document need for noclone.
1158 (Function Attributes): Document noclone attribute.
1160 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1162 PR rtl-optimization/34999
1163 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1164 and dw_fde_switched_cold_to_hot fields.
1165 (output_cfi_p): New function.
1166 (output_call_frame_info): If fde->dw_fde_switched_sections,
1167 output 2 FDEs instead of one with corrupted header.
1168 (dwarf2out_do_cfi_startproc): New function.
1169 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1170 and fde->dw_fde_switched_cold_to_hot.
1171 (dwarf2out_switch_text_section): Compute
1172 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1173 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1174 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1175 Otherwise, compute fde->dw_fde_switch_cfi.
1177 2009-07-24 Cary Coutant <ccoutant@google.com>
1179 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1181 2009-07-24 Cary Coutant <ccoutant@google.com>
1183 * cfghooks.c (split_block): Copy discriminator to new block.
1184 * tree-cfg.c (assign_discriminator): Check location of last
1185 instruction in block as well as first.
1187 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1189 * config/i386/linux.c: Use fputs or putc instead of fprintf
1191 * config/i386/gas.h: Ditto.
1192 * config/i386/x86-64.h: Ditto.
1193 * config/i386/att.h: Ditto.
1195 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1197 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1200 2009-07-24 Martin Jambor <mjambor@suse.cz>
1202 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1203 (ipa_push_func_to_list_1): Declare.
1204 (ipa_push_func_to_list): New function.
1206 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1207 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1208 (ipa_push_func_to_list): Removed.
1209 (ipa_pop_func_from_list): Clear node_enqueued flag.
1211 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1213 * config/s390/s390.c (override_options): Default
1214 max-unrolled-insns to 100 for z10 tuning.
1216 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1218 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1219 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1220 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1221 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1222 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1223 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1224 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1226 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1228 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1229 use default set in mingw32.h header.
1230 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1231 64-bit /mingw/include path.
1232 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1235 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1237 PR rtl-optimization/40209
1238 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1240 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1243 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1244 with the rest of string where appropriate. Use fputs or putc
1245 instead of fprintf where appropriate.
1247 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1248 Pat Haugen <pthaugen@us.ibm.com>
1249 Revital Eres <ERES@il.ibm.com>
1251 * config/rs6000/vector.md: New file. Move most of the vector
1252 expander support here from altivec.md to allow for the VSX vector
1253 unit in the future. Add support for secondary_reload patterns.
1254 Rewrite the patterns for vector comparison, and vector comparison
1255 predicate instructions so that the RTL expresses the desired
1256 behavior, instead of using unspec.
1258 * config/rs6000/constraints.md ("f" constraint): Use
1259 rs6000_constraints to hold the precalculated register class.
1260 ("d" constraint): Ditto.
1261 ("wd" constraint): New constraint for VSX.
1262 ("wf" constraint): Ditto.
1263 ("ws" constraint): Ditto.
1264 ("wa" constraint): Ditto.
1265 ("wZ" constraint): Ditto.
1266 ("j" constraint): Ditto.
1268 * config/rs6000/predicates.md (vsx_register_operand): New
1270 (vfloat_operand): New predicate for vector.md.
1271 (vint_operand): Ditto.
1272 (vlogical_operand): Ditto.
1273 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1274 (easy_vector_constant): Add VSX support.
1275 (altivec_indexed_or_indirect_operand): New predicate for
1276 recognizing Altivec style memory references with AND -16.
1278 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1279 for vector secondary reload support.
1280 (rs6000_vector_reg_class): Delete, replacing it with
1282 (rs6000_vsx_reg_class): Ditto.
1283 (rs6000_constraints): New array to hold the register classes of
1284 each of the register constraints that can vary at runtime.
1285 (builtin_mode_to_type): New static array for builtin function type
1287 (builtin_hash_table): New static hash table for builtin function
1289 (TARGET_SECONDARY_RELOAD): Define target hook.
1290 (TARGET_IRA_COVER_CLASSES): Ditto.
1291 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1292 registers are 128 bits if VSX memory reference instructions are used.
1293 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1295 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1296 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1297 Print several of the scheduling related parameters.
1298 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1299 rs6000_constraints instead of rs6000_vector_reg_class. Move
1300 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1301 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1302 Altivec. Add VSX support. Setup for secondary reload support on
1303 Altivec/VSX registers.
1304 (rs6000_override_options): Make power7 set the scheduling groups
1305 like the power5. Add support for new debug switches to override
1306 the scheduling defaults. Temporarily disable -mcpu=power7 from
1307 setting -mvsx. Add support for debug switches -malways-hint,
1308 -msched-groups, and -malign-branch-targets.
1309 (rs6000_buitlin_conversion): Add support for returning unsigned
1310 vector conversion functions to fix regressions due to stricter
1312 (rs6000_builtin_mul_widen_even): Ditto.
1313 (rs6000_builtin_mul_widen_odd): Ditto.
1314 (rs6000_builtin_vec_perm): Ditto.
1315 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1316 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1318 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1320 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1321 VSX types for bit operations. Changes to accomidate vector.md.
1322 (bdesc_2arg): Ditto.
1323 (bdesc_1arg): Ditto.
1324 (struct builtin_description_predicates): Rewrite predicate
1325 handling so that RTL describes the operation, instead of passing
1326 the instruction to be used as a string argument.
1327 (bdesc_altivec_preds): Ditto.
1328 (altivec_expand_predicate_builtin): Ditto.
1329 (altivec_expand_builtin): Ditto.
1330 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1331 statement for vsldoi support.
1332 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1333 (altivec_expand_st_builtin): Ditto.
1334 (paired_expand_builtin): Whitespace changes.
1335 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1336 builtin_mode_to_type table for secondary reload. Call
1337 builtin_function_type to build random builtin functions.
1338 (altivec_init_builtins): Change to use builtin_function_type to
1339 create builtin function types dynamically as we need them.
1340 (builtin_hash_function): New support for hashing the tree types
1341 for builtin function as we need it, rather than trying to build
1342 all of the trees that we need. Add initial preliminary VSX support.
1343 (builtin_function_type): Ditto.
1344 (builtin_function_eq): Ditto.
1345 (builtin_hash_struct): Ditto.
1346 (rs6000_init_builtins): Ditto.
1347 (rs6000_common_init_builtins): Ditto.
1348 (altivec_init_builtins): Ditto.
1349 (rs6000_common_init_builtins): Ditto.
1350 (enum reload_reg_type): New enum for simplifing reg classes.
1351 (rs6000_reload_register_type): Simplify register classes into GPR,
1352 Vector, and other registers. Altivec and VSX addresses in reload.
1353 (rs6000_secondary_reload_inner): Ditto.
1354 (rs6000_ira_cover_classes): New target hook, that returns the
1355 appropriate cover classes, based on -mvsx being used or not.
1356 (rs6000_secondary_reload_class): Add VSX support.
1357 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1358 (get_vsel_insn): Ditto.
1359 (rs6000_emit_vector_compare): Rewrite vector conditional support
1360 so that where we can, we use RTL operators, instead of blindly use
1362 (rs6000_emit_vector_select): Ditto.
1363 (rs6000_emit_vector_cond_expr): Ditto.
1364 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1365 (create_TOC_reference): Add -mdebug=addr support.
1366 (emit_frame_save): VSX loads/stores need register indexed addressing.
1368 * config/rs6000/rs6000.md: Include vector.md.
1370 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1372 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1373 support for V2DI, V2DF in logical, permute, select operations.
1375 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1376 switch for vsx/power7.
1377 (-mvsx-scalar-memory): Ditto.
1378 (-mvsx-align-128): Ditto.
1379 (-mallow-movmisalign): Ditto.
1380 (-mallow-df-permute): Ditto.
1381 (-msched-groups): Ditto.
1382 (-malways-hint): Ditto.
1383 (-malign-branch-targets): Ditto.
1385 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1387 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1388 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1389 (rs6000_vector_reg_class): Delete.
1390 (rs6000_vsx_reg_class): Ditto.
1391 (enum rs6000_reg_class_enum): New enum for the constraints that
1392 vary based on target switches.
1393 (rs6000_constraints): New array to hold the register class for all
1394 of the register constraints that vary based on the switches used.
1395 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1396 (enum rs6000_builtins): Add unsigned varients for the builtin
1397 declarations returned by target hooks for expanding multiplies,
1398 select, and permute operations. Add VSX builtins.
1399 (enum rs6000_builtin_type_index): Add entries for VSX.
1400 (V2DI_type_node): Ditto.
1401 (V2DF_type_node): Ditto.
1402 (unsigned_V2DI_type_node): Ditto.
1403 (bool_long_type_node): Ditto.
1404 (intDI_type_internal_node): Ditto.
1405 (uintDI_type_internal_node): Ditto.
1406 (double_type_internal_node): Ditto.
1408 * config/rs6000/altivec.md (whole file): Move all expanders to
1409 vector.md from altivec.md. Rename insn matching functions to be
1411 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1412 (altivec_vcmp*): Ditto.
1413 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1414 (VM): New iterator for moves that includes the VSX types.
1415 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1416 (altivec_vperm_<mode>_uns): New, for unsigned types.
1417 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1418 (altivec_eq<mode>): Ditto.
1419 (altivec_gt<mode>): Ditto.
1420 (altivec_gtu<mode>): Ditto.
1421 (altivec_eqv4sf): Ditto.
1422 (altivec_gev4sf): Ditto.
1423 (altivec_gtv4sf): Ditto.
1424 (altivec_vcmpbfp_p): Ditto.
1426 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1428 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1431 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1434 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1435 ASM_SHORT instead of .word.
1436 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1437 instead of .word in asm template.
1439 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1442 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1443 (process_bb_node_lives): Use it.
1445 * ira.c (setup_cover_and_important_classes): Don't setup
1446 ira_important_class_nums. Add cover classes to the end of
1448 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1450 (find_reg_class_closure): Use reorder_important_classes.
1452 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1454 * config/i386/i386.c (i386_ira_cover_classes): New function.
1455 (TARGET_IRA_COVER_CLASSES): Redefine.
1457 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1458 importance of order of cover classes in the array.
1460 2009-07-22 Diego Novillo <dnovillo@google.com>
1462 * tree-pass.h (TDF_EH): Define.
1463 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1464 contains TDF_EH, print the EH region number holding GS.
1465 * tree-dump.c (dump_options): Add "eh".
1466 * doc/invoke.texi: Document it.
1468 2009-07-22 Doug Kwan <dougkwan@google.com>
1470 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1472 2009-07-22 Michael Matz <matz@suse.de>
1474 PR tree-optimization/35229
1475 PR tree-optimization/39300
1477 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1478 (inhibit_phi_insertion): New function.
1479 (insert_into_preds_of_block): Call it for REFERENCEs.
1480 (init_pre): Initialize and finalize scalar evolutions.
1481 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1483 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1485 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1486 Use CONST_VECTOR_NUNITS to determine number of elements.
1488 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1490 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1491 (U, W): Constraints are now deprecated and will be removed if we
1493 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1495 ("prefetch"): Add the stcmh instruction for prefetching.
1496 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1498 (s390_short_displacement): Return always true if compiling for
1499 machines not providing the long displacement facility.
1500 (s390_mem_constraint): Support the new constraint letter Z.
1501 (s390_check_qrst_address): New function.
1503 2009-07-21 DJ Delorie <dj@redhat.com>
1505 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1508 2009-07-21 Jason Merrill <jason@redhat.com>
1510 * c-common.c (max_tinst_depth): Increase default to 1024.
1512 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1515 (vec_unpacku_float_lo_v4si): Ditto.
1517 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1521 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1522 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1523 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1525 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1527 PR tree-optimization/40813
1528 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1531 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1533 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1534 with a NOP_EXPR if needed.
1536 2009-07-21 Paul Brook <paul@codesourcery.com>
1538 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1539 Terminate debug dump with newline.
1541 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1543 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1544 Cast "1" to unsigned HOST_WIDE_INT.
1545 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1546 deposit length to the maximum length - lsb. Extend length if
1547 HOST_BITS_PER_WIDE_INT is 32.
1549 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1551 * cgraph.h (constant_pool_htab): New function.
1552 (constant_descriptor_tree): Move from varasm.c.
1553 * varasm.c (constant_pool_htab): New function.
1554 (constant_descriptor_tree): Move to cgraph.h.
1556 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1558 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1560 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1562 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1565 2009-07-20 Xinliang David Li <davidxl@google.com>
1567 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1569 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1571 * config/mips/mips.md (move_type): Add arith.
1572 (type): Handle arith.
1573 (zero_extendsidi2): Rename this into ...
1574 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1575 (zero_extendsidi2): New expander.
1576 (*zero_extendsidi2_dext): New pattern.
1578 2009-07-20 Nick Clifton <nickc@redhat.com>
1580 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1581 to set MIPS_ABI_DEFAULT.
1582 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1584 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1586 * tree-object-size.c (addr_object_size): Handle unions with
1587 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1589 PR tree-optimization/40792
1590 * tree.c (build_function_type_skip_args): Remove bogus assert.
1592 2009-07-20 Jan Hubicka <jh@suse.cz>
1593 Martin Jambor <mjambor@suse.cz>
1595 * cgraph.h (combined_args_to_skip): New field.
1596 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1597 combined_args_to_skip and args_to_skip.
1598 * tree-inline.c (update_clone_info): New function.
1599 (tree_function_versioning): Call update_clone_info.
1600 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1602 (cgraph_materialize_all_clones): More extensive dumping, working
1603 with combined_args_to_skip rather than args_to_skip.
1605 2009-07-20 Ira Rosen <irar@il.ibm.com>
1607 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1608 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1609 (get_initial_def_for_reduction): Likewise.
1610 (vectorizable_reduction): Skip the check of first operand in case
1611 of COND_EXPR. Add check that it is outer loop vectorization if
1612 nested cycle was detected. Call vectorizable_condition() for
1613 COND_EXPR. If reduction epilogue cannot be created do not fail for
1614 nested cycles (if it is not double reduction). Assert that there
1615 is only one type in the loop in case of COND_EXPR. Call
1616 vectorizable_condition() to vectorize COND_EXPR.
1617 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1618 Add parameters. Allow nested cycles if called from
1619 vectorizable_reduction(). Use reduction vector variable if provided.
1620 (vect_analyze_stmt): Call vectorizable_reduction() before
1621 vectorizable_condition().
1622 (vect_transform_stmt): Update call to vectorizable_condition().
1624 2009-07-20 Christian Bruel <christian.bruel@st.com>
1626 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1627 * doc/invoke.texi (-mfmovd): Likewise.
1628 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1630 2009-07-20 Jan Hubicka <jh@suse.cz>
1632 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1633 when handling SSA name.
1635 2009-07-19 Jan Hubicka <jh@suse.cz>
1637 PR tree-optimization/40676
1638 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1639 virtual PHIs in empty BBs.
1641 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1643 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1644 re-expanded the compound use gen_lowpart instead to convert to the
1647 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1649 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1650 OUTER_CONST arguments.
1651 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1652 the new wider mode will be masked off.
1653 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1655 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1657 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1658 high-order bits are zero.
1660 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1662 * combine.c (simplify_shift_const_1): Split code to determine
1664 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1665 new bits shifted in are identical to the old sign bit.
1667 2009-07-18 Richard Guenther <rguenther@suse.de>
1670 * gimplify.c (gimplify_call_expr): Reject code using results from
1671 functions returning void.
1673 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1675 * doc/md.texi: Document the new PowerPC "es" constraint.
1676 Document that "m" can include automodified addresses on this target,
1677 and explain how %U must be used. Extend the "Q" and "Z" documentation
1678 to suggest "es" as well as "m".
1679 * config/rs6000/constraints.md (es): New memory constraint.
1680 (Q, Z): Update strings to match new documentation.
1682 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1684 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1685 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1686 * config/rs6000/predicates.md (volatile_mem_operand): Use
1687 offsettable_nonstrict_memref_p.
1688 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1689 (*floatunssidf2_internal): Likewise.
1690 (*fix_truncdfsi2_internal): Likewise.
1691 (*fix_trunctfsi2_internal): Likewise.
1693 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1695 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1697 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1699 2009-07-17 Richard Guenther <rguenther@suse.de>
1702 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1703 (pass_warn_unused_result): Likewise.
1704 (TODO_set_props): Remove.
1705 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1707 (pass_diagnose_omp_blocks): Define.
1708 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1709 (c_gimple_diagnostics_recursively): Remove.
1710 (finish_function): Do not call it.
1711 (c_write_global_declarations): Continue after errors.
1712 Finalize the CU here.
1713 * c-gimplify.c (c_genericize): Do not gimplify here.
1714 * c-common.c (c_warn_unused_result): Move ...
1715 * tree-cfg.c (do_warn_unused_result): ... here.
1716 (run_warn_unused_result): New function.
1717 (gate_warn_unused_result): New function.
1718 (pass_warn_unused_result): New pass.
1719 * c-common.h (c_warn_unused_result): Remove.
1720 * flags.h (flag_warn_unused_result): Declare.
1721 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1722 * opts.c (flag_warn_unused_result): Initialize to false.
1723 * toplev.c (compile_file): Add comment.
1724 * omp-low.c (create_omp_child_function): Do not register
1725 the function with the frontend.
1726 (diagnose_omp_structured_block_errors): Prepare to be
1727 called as optimization pass.
1728 (gate_diagnose_omp_blocks): New function.
1729 (pass_diagnose_omp_blocks): New pass.
1730 * cgraph.h (cgraph_optimize): Remove.
1731 (cgraph_analyze_function): Likewise.
1732 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1733 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1734 before their parents here.
1735 (cgraph_finalize_function): Not here.
1736 (cgraph_analyze_function): Gimplify functions here.
1737 (cgraph_finalize_compilation_unit): Continue after errors.
1738 Optimize the callgraph from here.
1739 (cgraph_optimize): Make static.
1740 * langhooks.c (write_global_declarations): Finalize the CU.
1741 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1742 (gimplify_function_tree): Assert we gimplify only once.
1743 Set PROP_gimple_any property.
1744 * tree-nested.c (gimplify_all_functions): New function.
1745 (lower_nested_functions): Gimplify all nested functions.
1746 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1747 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1748 and pass_diagnose_omp_blocks after gimplification. Do not
1749 set TODO_set_props on all_lowering_passes.
1750 (execute_one_pass): Do not handle TODO_set_props.
1751 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1752 (gimplify.o): Add tree-pass.h dependency.
1753 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1754 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1755 (unsave_r): Likewise.
1756 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1759 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1761 * doc/service.texi (Service): Restore previously removed link,
1762 which isn't broken after all.
1764 2009-07-17 Richard Guenther <rguenther@suse.de>
1766 PR tree-optimization/40321
1767 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1768 PHI nodes to the maximal set.
1769 (make_values_for_phi): Add PHI arguments to the maximal set.
1770 (execute_pre): Dump PHI_GEN and the maximal set.
1772 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1775 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1778 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1780 * doc/extend.texi (Nested Functions): Replace broken link with
1782 * doc/service.texi (Service): Remove broken link.
1784 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1787 * builtins.c (expand_builtin_memcmp): Use loc instead of
1788 EXPR_LOCATION (exp).
1789 (expand_builtin_strncmp): Likewise.
1791 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1792 Manuel López-Ibáñez <manu@gcc.gnu.org>
1795 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1796 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1797 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1798 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1799 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1800 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1801 tree-inline.c, c-common.c, c-common.h, gimple.c,
1802 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1803 convert.c: Add location argument to fold_{unary,binary,ternary},
1804 fold_build[123], build_call_expr, build_size_arg,
1805 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1806 fold_build1_initializer, fold_build2_initializer,
1807 fold_build3_initializer, fold_build_call_array,
1808 fold_build_call_array_initializer, fold_single_bit_test,
1809 omit_one_operand, omit_two_operands, invert_truthvalue,
1810 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1811 combine_comparisons, fold_builtin_*, fold_call_expr,
1812 build_range_check, maybe_fold_offset_to_address, round_up,
1815 2009-07-16 Jason Merrill <jason@redhat.com>
1818 * c-common.c (c_common_reswords): Add __is_standard_layout
1820 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1821 * doc/implement-cxx.texi: New.
1822 * doc/gcc.texi: Include it.
1824 2009-07-16 DJ Delorie <dj@redhat.com>
1826 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1827 compares that may be indirectly affected by previous instructions.
1829 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * builtins.c (do_mpc_arg2): New.
1832 (fold_builtin_2): Fold builtin cpow.
1833 * real.h (HAVE_mpc_pow): New.
1835 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1837 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1838 comparison to skip unprofitable schedule
1840 2009-07-16 Simon Baldwin <simonb@google.com>
1842 * gcc.c (option_map): New flag -no-canonical-prefixes.
1843 * (display_help): Print help text for new flag.
1844 * (process_command): Move options translation and language specifics
1845 and handle new flag early. Use it to set a function pointer to a
1846 prefix builder. Replace make_relative_prefix calls with calls to
1847 the function pointed to. Ignore new flag in regular options handling.
1848 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1850 2009-07-15 DJ Delorie <dj@redhat.com>
1852 * config/mep/mep.md (sibcall_internal): Change register to avoid
1854 (sibcall_value_internal): Likewise.
1856 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1858 PR rtl-optimization/40710
1859 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1861 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1863 * config/mips/mips.md (*extenddi_truncate<mode>,
1864 *extendsi_truncate<mode>): Change type attribute to move_type
1865 with shift_shift. Split out code handling exts from here ...
1866 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1868 (*extendhi_truncateqi): Change type attribute to move_type with
1869 shift_shift. Split out code handling exts from here ...
1870 (*extendhi_truncateqi_exts): ... to this new pattern.
1872 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1874 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1875 instead of "and" with inverted sign bit mask value. Use
1876 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1877 Allocate registers only for operand 4 and operand 5.
1879 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1882 * fold-const.c (fold_cond_expr_with_comparison): When folding
1883 < and <= to MIN, make sure the MIN uses the same type as the
1884 comparison's operands.
1886 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1888 * arm.md (ior_xor): New code iterator.
1889 (split for ior/xor with shift and zero-extend): New split pattern.
1890 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1892 2009-07-15 Richard Guenther <rguenther@suse.de>
1894 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1897 2009-07-15 Richard Guenther <rguenther@suse.de>
1900 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1902 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1904 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1905 handle 2.6.30 kernel.
1907 2009-07-15 DJ Delorie <dj@redhat.com>
1909 * config/mep/mep.md (sibcall_internal): Change register to allow
1910 for 24-bit addresses.
1911 (sibcall_value_internal): Likewise.
1913 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1915 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1916 that are enabled/disabled by the flags introduced by a previous patch.
1918 2009-07-14 DJ Delorie <dj@redhat.com>
1920 * config/mep/mep.md (sibcall_internal): Include non-toggling
1922 (sibcall_value_internal): Likewise.
1924 2009-07-14 Taras Glek <tglek@mozilla.com>
1925 Rafael Espindola <espindola@google.com>
1927 * doc/sourcebuild.texi: Document install-plugin target.
1928 * configure.ac: Added install-plugin target to language makefiles.
1929 * configure: Regenerate.
1930 * Makefile.in: (install-plugin): Install more headers,
1931 depend on lang.install-plugin.
1933 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1935 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1938 2009-07-14 DJ Delorie <dj@redhat.com>
1940 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1941 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1942 * config/mep/mep.md (sibcall_internal): Change test from
1943 mep_vliw_mode_match to mep_vliw_jmp_match.
1944 (sibcall_value_internal): Likewise.
1946 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1948 * config/i386/sse.md (copysign<mode>3): New expander.
1949 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1950 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1951 Use ix86_build_const_vector.
1952 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1953 IX86_BUILTIN_CPYSGNPD.
1954 (builtin_description): Add __builtin_ia32_copysignps and
1955 __builtin_ia32_copysignpd.
1956 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1957 and BUILT_IN_COPYSIGNF.
1959 2009-07-13 Jason Merrill <jason@redhat.com>
1961 * builtins.c (can_trust_pointer_alignment): New fn.
1962 (get_pointer_alignment): Factor it out from here.
1963 * tree.h: Declare it.
1965 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1967 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1970 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1974 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1976 2009-07-14 Richard Guenther <rguenther@suse.de>
1977 Andrey Belevantsev <abel@ispras.ru>
1980 * cfgexpand.c (partition_stack_vars): Do not bother to update
1981 alias information when not optimizing.
1983 2009-07-14 Richard Guenther <rguenther@suse.de>
1984 Andrey Belevantsev <abel@ispras.ru>
1986 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1987 (pt_solution_set): Likewise.
1988 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1989 * tree-ssa-structalias.c (pt_solution_set): New function.
1990 * final.c (rest_of_clean_state): Free SSA data structures.
1991 * print-rtl.c (print_decl_name): Remove.
1992 (print_mem_expr): Implement in terms of print_generic_expr.
1993 * alias.c (ao_ref_from_mem): New function.
1994 (rtx_refs_may_alias_p): Likewise.
1995 (true_dependence): Query alias-export info.
1996 (canon_true_dependence): Likewise.
1997 (write_dependence_p): Likewise.
1998 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2000 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2001 (mem_expr_equal_p): Use operand_equal_p.
2002 (set_mem_attributes_minus_bitpos): Do not use
2003 component_ref_for_mem_expr.
2004 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2005 (update_alias_info_with_stack_vars): Likewise.
2006 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2007 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2008 explicitly nor clear stmt operands.
2009 Free the decl-to-pointer map.
2010 * tree-optimize.c (execute_free_datastructures): Do not free
2011 SSA data structures here.
2012 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2013 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2014 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2016 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2018 2009-07-13 DJ Delorie <dj@redhat.com>
2020 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2021 unrolling at the right iteration count.
2023 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2026 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2028 * haifa-sched.c (rank_for_schedule): Introduced flags to
2029 enable/disable individual scheduling heuristics.
2030 * common.opt: Introduced flags to enable/disable individual
2031 heuristics in the scheduler.
2032 * doc/invoke.texi: Introduced flags to enable/disable individual
2033 heuristics in the scheduler.
2035 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2037 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2038 config/i386/mingw-tls.c.
2039 * config/i386/mingw-tls.c: Removed.
2041 2009-07-13 Ira Rosen <irar@il.ibm.com>
2043 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2044 checks access only relevant statements.
2045 (vectorizable_reduction): Likewise.
2047 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2049 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2050 just for 32-bit case.
2052 2009-07-12 Jan Hubicka <jh@suse.cz>
2054 PR tree-optimization/40585
2055 * except.c (expand_resx_expr): When there already is resume
2056 instruction, produce linked list.
2057 (build_post_landing_pads): Assert that resume is empty.
2058 (connect_post_landing_pads): Handle resume lists.
2059 (dump_eh_tree): Dump resume list.
2061 2009-07-12 Ira Rosen <irar@il.ibm.com>
2063 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2064 with additional argument.
2065 * tree-vectorizer.h (enum vect_def_type): Add
2066 vect_double_reduction_def.
2067 (vect_is_simple_reduction): Add argument.
2068 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2070 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2071 vect_is_simple_reduction with additional argument.
2072 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2074 (reduction_code_for_scalar_code): Handle additional codes by
2075 returning ERROR_MARK for them. Fix comment and indentation.
2076 (vect_is_simple_reduction): Fix comment, add argument to specify
2077 double reduction. Detect double reduction.
2078 (get_initial_def_for_induction): Fix indentation.
2079 (get_initial_def_for_reduction): Fix comment and indentation.
2080 Handle double reduction. Create initial definitions that do not
2081 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2082 (vect_create_epilog_for_reduction): Fix comment, add argument to
2083 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2084 epilogue result extraction. Create double reduction phi node and
2085 replace relevant uses.
2086 (vectorizable_reduction): Call vect_is_simple_reduction with
2087 additional argument. Fix indentation. Update epilogue code treatment
2088 according to the changes in reduction_code_for_scalar_code. Check
2089 for double reduction. Call vect_create_epilog_for_reduction with
2090 additional argument.
2091 * tree-vect-stmts.c (process_use): Handle double reduction, update
2093 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2094 (vect_get_vec_def_for_operand): Likewise.
2096 2009-07-12 Danny Smith <dansmister@gmail.com>
2098 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2099 dllexport if !TREE_PUBLIC.
2100 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2102 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2104 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2105 (avr_extra_arch_macro) Remove declatation.
2106 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2107 (avr_extra_arch_macro) Declare as static.
2108 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2110 2009-07-11 Jan Hubicka <jh@suse.cz>
2113 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2115 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2118 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2119 cold_in_std_section bits.
2120 (dwarf2out_begin_prologue): Initialize them.
2121 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2122 if already covered by text_section or cold_text_section range.
2124 PR rtl-optimization/40667
2125 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2126 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2127 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2128 * config/i386/i386.c (ix86_minimum_alignment): New function.
2129 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2130 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2131 * emit-rtl.c (gen_reg_rtx): Likewise.
2132 * function.c (assign_parms): Likewise. If nominal_type needs
2133 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2134 rather than passed_type's alignment.
2137 * function.c (assign_parm_setup_stack): Adjust
2138 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2139 from nominal_mode on big endian.
2141 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2143 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2145 2009-07-10 DJ Delorie <dj@redhat.com>
2147 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2149 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2151 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2153 (thumb2_cbnz): Likewise.
2155 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2158 * config.gcc (supported_defaults): Add synci.
2159 (with_synci): Add validation.
2160 (all_defaults): Add synci.
2161 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2164 * config/mips/mips.opt (msynci): New option.
2165 * config/mips/mips.c (mips_override_options): Warn on use of
2166 -msynci for targets that do now support it.
2167 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2169 * gcc/doc/invoke.texi (-msynci): Document the new option.
2170 * doc/install.texi (--with-synci): Document the new option.
2172 2009-07-10 Richard Guenther <rguenther@suse.de>
2174 PR tree-optimization/40496
2175 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2176 the PHI result with a compatible type.
2178 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2182 * c.opt (Wunused-result): New.
2183 * doc/invoke.texi: Document it.
2184 * c-common.c (c_warn_unused_result): Use it.
2186 2009-07-09 DJ Delorie <dj@redhat.com>
2188 * targhooks.c (default_target_can_inline_p): Rename from
2189 default_target_option_can_inline_p.
2190 * targhooks.h (default_target_can_inline_p): Likewise.
2191 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2192 TARGET_OPTION_CAN_INLINE_P.
2193 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2194 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2195 (mep_target_can_inline_p): Rename from
2196 mep_target_option_can_inline_p.
2199 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2200 registers used to pass vectors.
2202 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2204 2009-07-09 Tom Tromey <tromey@redhat.com>
2206 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2207 * config/mmix/mmix.c: Include dwarf2.h.
2208 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2209 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2210 * config/sh/sh.c: Include dwarf2.h.
2211 * config/i386/i386.c: Include dwarf2.h.
2212 * Makefile.in (DWARF2_H): Remove 'elf'.
2213 * except.c: Include dwarf2.h.
2214 * unwind-dw2.c: Include dwarf2.h.
2215 * dwarf2out.c: Include dwarf2.h.
2216 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2217 * unwind-dw2-fde.c: Include dwarf2.h.
2218 * dwarf2asm.c: Include dwarf2.h.
2220 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2222 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2223 (max_issue): Use it.
2224 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2226 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2227 (region_sched_info): Update.
2228 * sched-ebb.c (ebb_sched_info): Update.
2229 * modulo-sched.c (sms_sched_info): Update.
2230 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2232 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2234 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2236 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2238 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2240 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2243 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2244 arg1 with arg01 if arg1 is already INTEGER_CST.
2246 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2248 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2249 Transform (and (truncate)) into (truncate (and)).
2251 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2253 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2254 creating LHS paradoxical subregs. Fix surrounding returns to
2255 use NULL_RTX rather than 0.
2257 2009-07-08 DJ Delorie <dj@redhat.com>
2259 * config/mep/mep.c: (mep_option_can_inline_p): New.
2260 (TARGET_OPTION_CAN_INLINE_P): Define.
2262 2009-07-08 Mark Wielaard <mjw@redhat.com>
2265 * dwarf2out.c (add_data_member_location_attribute): When we have
2266 only a constant offset don't emit a new location description using
2267 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2270 2009-07-08 Richard Henderson <rth@redhat.com>
2273 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2274 (enum reg_class): Add CLOBBERED_REGS.
2275 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2276 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2277 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2278 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2279 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2280 force 64-bit sibcalls into R11.
2281 * config/i386/constraints.md (U): New constraint.
2282 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2283 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2284 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2286 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2288 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2290 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2291 * ebitmap.h (dump_ebitmap): Ditto.
2292 * optabs.h (optab_libfunc): Ditto.
2293 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2294 * tree-flow.h (vect_can_force_dr_alignment_p,
2295 get_vectype_for_scalar_type): Ditto.
2296 (vectorize_loops): Move prototype to ...
2297 * tree-vectorizer.h: ... here. Also, adjust comment.
2298 (vect_set_verbosity_level): Remove duplicate prototype.
2299 * tree-ssa-loop.c: Include tree-vectorizer.h.
2300 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2302 2009-07-08 Nick Clifton <nickc@redhat.com>
2304 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2307 2009-07-08 DJ Delorie <dj@redhat.com>
2309 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2310 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2311 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2313 * config/mep/intrinsics.md: Regenerated.
2314 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2315 registers when asm() or calls are detected.
2317 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2320 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2322 * gimple (gimple_build_call_from_tree): Likewise.
2323 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2324 no_warning flag before warning.
2326 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2328 * tree.c (set_expr_locus): Remove.
2329 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2330 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2332 * gimplify.c (internal_get_tmp_var): Likewise.
2333 (gimplify_call_expr): Likewise.
2334 (gimplify_one_sizepos): Likewise.
2336 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2339 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2340 to variables for debugging purposes.
2342 2009-06-23 Mark Loeser <mark@halcy0n.com>
2345 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2347 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2349 * pretty-print.c (pp_base_format): Remove %J.
2350 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2351 gcc_cxxdiag_char_table): Likewise.
2352 (init_dynamic_diag_info): Likewise.
2354 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2356 * pretty-print.c (pp_base_format): Remove %H.
2357 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2358 gcc_cxxdiag_char_table): Likewise.
2359 (init_dynamic_diag_info): Likewise.
2360 * config/mep/mep.c (mep_select_section): Likewise.
2362 2009-07-07 Duncan Sands <baldrick@free.fr>
2364 * final.c (pass_clean_state): Give the pass a name.
2365 * passes.c (pass_rest_of_compilation): Likewise.
2366 * tree-optimize.c (pass_all_optimizations): Likewise.
2368 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2370 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2371 an extra 'decl' for error_at.
2373 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2376 * tree-tailcall.c (adjust_return_value_with_ops,
2377 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2378 if it has complex or vector type.
2380 2009-07-07 Olivier Hainque <hainque@adacore.com>
2382 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2385 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2387 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2389 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2391 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2392 * c-decl.c: Likewise.
2393 * function.c: Likewise.
2394 * varasm.c: Likewise.
2395 * tree-ssa.c: Likewise.
2396 * c-common.c: Likewise.
2397 * tree-cfg.c: Likewise.
2398 * config/spu/spu.c: Likewise.
2399 * config/ia64/ia64.c: Likewise.
2400 * config/v850/v850.c: Likewise.
2402 2009-07-06 DJ Delorie <dj@redhat.com>
2404 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2405 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2406 unspecified accesses to control registers.
2407 * config/mep/intrinsics.md: Regenerate.
2408 * config/mep/intrinsics.h: Regenerate.
2409 * config/mep/mep-intrin.h: Regenerate.
2411 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2413 * c-lex.c: Replace %H by an explicit location. Update all calls.
2414 * c-common.c: Likewise.
2415 * c-decl.c: Likewise.
2416 * c-typeck.c: Likewise.
2417 * fold-const.c: Likewise.
2418 * gimplify.c: Likewise.
2420 * tree-cfg.c: Likewise.
2421 * tree-ssa-loop-niter.c: Likewise.
2422 * tree-vrp.c: Likewise.
2423 * value-prof.c: Likewise.
2425 2009-07-06 Diego Novillo <dnovillo@google.com>
2427 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2428 if it has one. Handle cases where VAR does not have an
2429 annotation or cfun is NULL.
2431 2009-07-06 Diego Novillo <dnovillo@google.com>
2433 * tree.c: Include debug.h.
2434 (initialize_tree_contains_struct): New.
2435 (init_ttree): Call it.
2436 (tree_node_structure_for_code): Factor out of ...
2437 (tree_node_structure): ... here.
2438 * treestruct.def (TS_PHI_NODE): Remove.
2439 (TS_GIMPLE_STATEMENT): Remove.
2441 2009-07-06 Diego Novillo <dnovillo@google.com>
2443 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2444 (debug_tree_chain): Handle cycles.
2446 2009-07-06 Nick Clifton <nickc@redhat.com>
2447 DJ Delorie <dj@redhat.com>
2449 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2450 __FMOVD_ENABLED__ is defined.
2452 (TARGET_FMOVD): Provide a default definition.
2453 (MASK_FMOVD): Likewise.
2454 (TARGET_CPU_CPP_BUILTINS): Define
2455 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2456 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2457 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2458 (split for DF load from memory into register): Also handle
2459 MEMs which consist of REG+DISP addressing.
2460 (split for DF store from register to memory): Likewise.
2461 (movsf_ie): Always use single fp_mode.
2462 * config/sh/sh.c (sh_override_options): Do not automatically
2463 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2464 that to the -mfmovd command line switch.
2465 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2466 (fldi_ok): Always allow.
2467 * config/sh/sh.opt (mfmovd): Remove this switch.
2468 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2470 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2471 Kaz Kojima <kkojima@gcc.gnu.org>
2473 PR rtl-optimization/30807
2474 * postreload.c (reload_combine): For every new use of REG_SUM,
2475 record the use of BASE.
2477 2009-07-06 Jan Hubicka <jh@suse.cz>
2479 * params.def: Revert my accidental commit at 2009-06-30.
2481 2009-07-04 Ian Lance Taylor <iant@google.com>
2484 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2486 (mingw_format_attribute_overrides): Likewise.
2488 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2491 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2492 don't check cfa.reg. Instead of cfa.indirect use
2493 fde && fde->drap_reg != INVALID_REGNUM test.
2495 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2497 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2499 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2502 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2504 2009-07-03 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/40640
2507 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2510 2009-07-03 Jan Hubicka <jh@suse.cz>
2512 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2513 for size, reduce amount of inlining.
2515 2009-07-03 Richard Guenther <rguenther@suse.de>
2518 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2519 if t +- x is known to not overflow and the conversion widens the
2521 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2523 2009-07-03 Jan Hubicka <jh@suse.cz>
2525 * ipa-pure-const.c (analyze): Update loop optimizer init.
2526 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2527 try_remove_empty_loop, remove_empty_loops): Remove.
2528 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2529 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2530 to mark regular loops as neccesary.
2531 (degenerate_phi_p): New function.
2532 (propagate_necessity, remove_dead_phis): Use it.
2533 (forward_edge_to_pdom): Likewise.
2534 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2535 virtual PHI nodes that became unreachable.
2536 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2537 * tree-flow.h (remove_empty_loops): Remove.
2538 * passes.c (init_optimization_passes): Remove.
2540 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2542 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2543 can_create_pseudo_p.
2544 (*fix_trunc<mode>_i387_1): Ditto.
2545 (*floathi<mode>2_1): Ditto.
2546 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2547 (*fistdi2_1): Ditto.
2548 (*fist<mode>2_1): Ditto.
2549 (frndintxf2_floor): Ditto.
2550 (*fist<mode>2_floor_1): Ditto.
2551 (frndintxf2_ceil): Ditto.
2552 (*fist<mode>2_ceil_1): Ditto.
2553 (frndintxf2_trunc): Ditto.
2554 (frndintxf2_mask_pm): Ditto.
2555 (fxam<mode>2_i387_with_temp): Ditto.
2556 * config/i386/sse.md (mulv16qi3): Ditto.
2557 (*sse2_mulv4si3): Ditto.
2559 (sse4_2_pcmpestr): Ditto.
2560 (sse4_2_pcmpistr): Ditto.
2562 2009-07-03 Jan Hubicka <jh@suse.cz>
2564 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2565 (mark_stmt_necessary): Set it.
2566 (mark_operand_necessary): Set it.
2567 (mark_control_dependent_edges_necessary): Set it.
2568 (mark_virtual_phi_result_for_renaming): New function.
2569 (get_live_post_dom): New function.
2570 (forward_edge_to_pdom): New function.
2571 (remove_dead_stmt): Fix handling of control dependences.
2572 (tree_dce_init): Init new bitmap.
2573 (tree_dce_done): Free it.
2575 2009-07-02 Richard Guenther <rguenther@suse.de>
2578 * tree-ssa-structalias.c (new_var_info): Initialize
2581 2009-07-02 Jan Hubicka <jh@suse.cz>
2583 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2586 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2588 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2589 instead of recomputing it. Adjust calls.
2590 (emit_store_flag): Adjust recursive calls.
2592 2009-07-02 Richard Guenther <rguenther@suse.de>
2594 * tree-ssa-live.c (remove_unused_locals): Do not remove
2596 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2597 of DECL_EXTERNAL for HEAP variables.
2598 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2599 HEAP variables. Do not adjust RESTRICT vars.
2600 (find_what_var_points_to): Nobody cares if something
2603 2009-07-02 Ben Elliston <bje@au.ibm.com>
2605 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2606 pc_low and pc_high declarations to the top of the function.
2608 2009-07-01 DJ Delorie <dj@redhat.com>
2610 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2612 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2613 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2614 unspecified accesses to control registers.
2615 * config/mep/intrinsics.md: Regenerate.
2616 * config/mep/intrinsics.h: Regenerate.
2617 * config/mep/mep-intrin.h: Regenerate.
2619 2009-07-01 Anthony Green <green@moxielogic.com>
2621 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2622 instruction when possible.
2623 (moxie_expand_prologue): Ditto. Also, save an instruction and
2624 some complexity by popping off of $r12 instead of $sp.
2625 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2628 2009-07-01 Richard Henderson <rth@redhat.com>
2631 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2632 contained no insns, reposition note before last insn.
2634 2009-07-01 Richard Henderson <rth@redhat.com>
2637 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2638 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2640 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2643 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2644 darwin9 for printing reg addresses with %y.
2646 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2648 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2649 truncation from operands in binary operations.
2651 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2654 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2655 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2656 subreg of op0 to the original op0.
2658 * expmed.c (store_bit_field_1): Use a temporary as the destination
2659 instead of a paradoxical subreg when we need to truncate the result.
2661 2009-07-01 DJ Delorie <dj@redhat.com>
2663 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2664 names to VLIW variants.
2665 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2666 * config/mep/intrinsics.md: Regenerate.
2667 * config/mep/intrinsics.h: Regenerate.
2668 * config/mep/mep-intrin.h: Regenerate.
2670 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2673 * jump.c (returnjump_p): Revert last patch.
2674 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2676 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2679 * pa.md (casesi32p): Use jump table label to determine the offset
2681 (casesi64p): Likewise.
2683 * pa.c (forward_branch_p): Return bool type. Use instruction
2684 addresses when available. Assert that INSN has a jump label.
2685 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2688 2009-07-01 Richard Guenther <rguenther@suse.de>
2690 PR tree-optimization/19831
2691 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2692 that only act as barriers do not make any previous stores necessary.
2693 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2694 HEAP variables global, do not add a constraint from nonlocal.
2695 (find_func_aliases): Handle escapes through return statements.
2696 (compute_points_to_sets): Make escaped HEAP variables global.
2698 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2701 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2702 after reducing a DImode cstore to SImode.
2704 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2706 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2707 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2709 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2711 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2712 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2714 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2715 and umod_optab if TARGET_BSD_DIVMOD.
2716 * config/vax/lib1funcs.asm: New file.
2717 * config/vax/t-linux: New file.
2718 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2720 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2723 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2724 to type arguments that have void type.
2727 * dwarf2out.c (gen_formal_parameter_die): Call
2728 equate_decl_number_to_die if node is different from origin.
2730 2009-06-30 Anthony Green <green@moxielogic.com>
2732 Clean up moxie port for --enable-build-with-cxx.
2733 * config/moxie/moxie.c (moxie_function_value): First two
2734 parameters are const_tree, not tree.
2735 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2736 (REG_CLASS_NAMES): Ditto.
2737 (REGNO_REG_CLASS): Ditto.
2738 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2739 (moxie_function_value): Fix constyness of arguments.
2741 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2743 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2744 finalize_size_functions before further processing.
2745 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2746 (variable_size): Call self_referential_size on size expressions
2747 that contain a PLACEHOLDER_EXPR.
2748 (size_functions): New static variable.
2749 (copy_self_referential_tree_r): New static function.
2750 (self_referential_size): Likewise.
2751 (finalize_size_functions): New global function.
2752 * tree.c: Include tree-inline.h.
2753 (push_without_duplicates): New static function.
2754 (find_placeholder_in_expr): New global function.
2755 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2757 <tcc_expression>: Likewise.
2758 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2759 the call in the expression.
2760 * tree.h (finalize_size_functions): Declare.
2761 (find_placeholder_in_expr): Likewise.
2762 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2763 (substitute_placeholder_in_expr): Update comment.
2764 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2766 (copy_tree_body_r): Likewise.
2767 (copy_tree_body): New static function.
2768 (maybe_inline_call_in_expr): New global function.
2769 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2770 (maybe_inline_call_in_expr): Declare.
2771 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2772 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2775 2009-06-30 Richard Guenther <rguenther@suse.de>
2777 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2779 (propagate_necessity): Do not mark reaching defs of stores
2782 2009-06-30 Jan Hubicka <jh@suse.cz>
2784 * cfgloopanal.c (check_irred): Move into ...
2785 (mark_irreducible_loops): ... here; return true if ireducible
2787 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2788 (analyze_function): Try to prove loop finiteness.
2789 * cfgloop.h (mark_irreducible_loops): Update prototype.
2790 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2792 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2794 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2796 2009-06-30 Ira Rosen <irar@il.ibm.com>
2798 PR tree-optimization/40542
2799 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2802 2009-06-30 Martin Jambor <mjambor@suse.cz>
2804 PR tree-optimization/40582
2805 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2806 than useless_type_conversion_p.
2807 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2810 2009-06-30 Martin Jambor <mjambor@suse.cz>
2813 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2815 2009-06-30 Richard Guenther <rguenther@suse.de>
2817 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2818 use ao_ref references.
2819 (walk_aliased_vdefs): Likewise.
2820 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2821 * tree-ssa-dce.c (struct ref_data): Remove.
2822 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2823 (mark_aliased_reaching_defs_necessary): Adjust.
2824 (mark_all_reaching_defs_necessary_1): Likewise.
2826 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2829 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2830 (emit_store_flag_1): Extract from emit_store_flag, adjust
2831 calls to (what now is) emit_cstore.
2832 (emit_store_flag): Call emit_store_flag_1 and also use it
2833 for what used to be recursive calls.
2835 2009-06-30 Wei Guozhi <carrot@google.com>
2838 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2839 if the target bb post dominates from bb.
2840 * config/i386/i386.c (memory_address_length): Check existence of base
2841 register before using it.
2843 2009-06-30 Nick Clifton <nickc@redhat.com>
2844 DJ Delorie <dj@redhat.com>
2846 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2847 __FMOVD_ENABLED__ is defined.
2849 (TARGET_FMOVD): Provide a default definition.
2850 (MASK_FMOVD): Likewise.
2851 (TARGET_CPU_CPP_BUILTINS): Define
2852 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2853 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2854 two fmov instructions depending upon whether TARGET_FMOVD is
2856 (split for DF load from memory into register): Also handle
2857 MEMs which consist of REG+DISP addressing.
2858 (split for DF store from register to memory): Likewise.
2859 * config/sh/sh.opt (mfmovd): Remove this switch.
2860 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2861 * config/sh/sh.c (sh_override_options): Do not automatically
2862 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2863 that to the -mfmovd command line switch.
2865 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2867 (fldi_ok): Always allow.
2868 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2870 2009-06-29 DJ Delorie <dj@redhat.com>
2872 * doc/install.texi (mep-x-elf): Correct chip's full name.
2874 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2876 * doc/extend.texi: Fix typo.
2878 2009-06-29 Tom Tromey <tromey@redhat.com>
2881 * Makefile.in (DWARF2_H): New variable.
2883 (dwarf2out.o): Likewise.
2884 (dwarf2asm.o): Likewise.
2885 * config/i386/t-i386: Use DWARF2_H.
2886 * except.c: Include elf/dwarf2.h.
2887 * unwind-dw2.c: Include elf/dwarf2.h.
2888 * dwarf2out.c: Include elf/dwarf2.h.
2889 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2890 <dtprel>: New field.
2891 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2892 (size_of_loc_descr): Likewise.
2893 (output_loc_operands_raw): Likewise.
2894 (output_loc_operands): Handle new dtprel field.
2895 (loc_checksum): Update.
2896 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2897 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2898 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2899 * dwarf2asm.c: Include elf/dwarf2.h.
2900 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2901 * config/mmix/mmix.c: Include elf/dwarf2.h.
2902 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2903 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2904 * config/sh/sh.c: Include elf/dwarf2.h.
2905 * config/i386/i386.c: Include elf/dwarf2.h.
2907 2009-06-29 DJ Delorie <dj@redhat.com>
2909 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2911 * doc/extend.texi: Add MeP attributes and pragmas.
2912 * doc/invoke.text: Add MeP Options.
2913 * doc/contrib.texi: Add MeP contribution.
2914 * doc/md.texi: Add MeP constraints.
2915 * doc/install.texi: Add MeP target.
2917 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2919 * target.h (struct gcc_target): Add frame_pointer_required field.
2920 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2921 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2922 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2924 * reload1.c (update_eliminables): (Ditto.).
2925 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2926 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2927 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2929 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2931 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2932 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2933 (arm_frame_pointer_required): New function.
2935 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2936 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2937 (avr_frame_pointer_required_p): Declare as static.
2938 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2940 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2941 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2942 (bfin_frame_pointer_required): Make as static, change return type
2944 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2946 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2947 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2948 (cris_frame_pointer_required): New function.
2950 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2952 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2953 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2954 (fr30_frame_pointer_required): New function.
2956 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2957 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2958 (frv_frame_pointer_required): Make as static, change return type
2960 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2962 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2963 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2964 (ix86_frame_pointer_required): Make as static, change return type to
2966 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2968 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2969 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2971 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2973 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2975 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2977 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2978 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2979 (mips_frame_pointer_required): Make as static.
2980 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2982 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2983 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2984 (mmix_frame_pointer_required): Mew function.
2986 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2987 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2989 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2991 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2993 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2995 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2996 (CAN_ELIMINATE): Redefine.
2997 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2998 (sparc_frame_pointer_required): New function.
2999 (sparc_can_eliminate): New function.
3000 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3002 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3003 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3005 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3006 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3007 (xtensa_frame_pointer_required): Make as static, change return type
3009 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3012 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3014 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3015 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3016 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3017 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3018 (register_callback): Handle PLUGIN_START_UNIT.
3019 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3021 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3023 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3025 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3026 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3028 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3030 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3033 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3035 * doc/extend.texi (Additional Floating Types): __float128 is also
3036 supported on i386 targets.
3038 2009-06-29 Richard Guenther <rguenther@suse.de>
3041 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3043 (pt_solutions_same_restrict_base): Declare.
3044 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3046 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3047 (make_constraint_from, make_copy_constraint): Move earlier.
3048 (make_constraint_from_heapvar): New function.
3049 (make_constraint_from_restrict): Likewise.
3050 (handle_lhs_call): Use it.
3051 (find_func_aliases): Use it to track conversions to restrict
3053 (struct fieldoff): Add only_restrict_pointers flag.
3054 (push_fields_onto_fieldstack): Initialize it.
3055 (create_variable_info_for): Track global restrict qualified pointers.
3056 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3057 Track restrict qualified pointer arguments.
3058 (set_uids_in_ptset): Use varinfo is_global_var flag.
3059 (find_what_var_points_to): Set the vars_contains_restrict flag.
3060 Always create the points-to solution for sets including restrict tags.
3061 (pt_solutions_same_restrict_base): New function.
3062 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3063 qualified pointers use pt_solutions_same_restrict_base as
3064 additional source for disambiguation.
3066 2009-06-29 Richard Guenther <rguenther@suse.de>
3069 * alias.c (find_base_decl): Remove.
3070 (get_deref_alias_set_1): Remove restrict handling.
3071 * c-common.c (c_apply_type_quals_to_decl): Do not set
3072 DECL_POINTER_ALIAS_SET.
3073 * gimplify.c (find_single_pointer_decl_1): Remove.
3074 (find_single_pointer_decl): Likewise.
3075 (internal_get_tmp_var): Remove restrict handling.
3076 (gimple_regimplify_operands): Likewise.
3077 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3078 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3079 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3080 * tree.c (restrict_base_for_decl): Remove.
3081 (init_ttree): Do not allocate it.
3082 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3083 LABEL_DECL_UID for label decls.
3084 (copy_node_stat): Do not copy restrict information.
3085 (decl_restrict_base_lookup): Remove.
3086 (decl_restrict_base_insert): Likewise.
3087 (print_restrict_base_statistics): Likewise.
3088 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3089 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3090 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3091 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3092 (LABEL_DECL_UID): Adjust.
3093 (DECL_BASED_ON_RESTRICT_P): Remove.
3094 (DECL_GET_RESTRICT_BASE): Likewise.
3095 (SET_DECL_RESTRICT_BASE): Likewise.
3096 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3098 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3099 instead of DECL_POINTER_ALIAS_SET.
3100 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3101 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3102 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3104 2009-06-29 Richard Guenther <rguenther@suse.de>
3106 PR tree-optimization/40579
3107 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3108 the IL to simplify has constants that overflowed.
3110 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3112 PR tree-optimization/40550
3113 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3114 vector_compute_type only when the size of vector_compute_type is
3115 less than the size of type.
3117 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3119 * fold-const.c (contains_label_1): Fix comments.
3120 (contains_label_p): Do not walk trees multiple time.
3122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3124 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3125 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3126 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3127 ix86_fp_comparison_operator.
3128 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3129 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3130 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3131 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3132 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3133 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3134 (related splits): Change predicate to ix86_fp_comparison_operator.
3135 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3136 instead of ix86_fp_comparison_codes.
3137 (ix86_trivial_fp_comparison_operator,
3138 ix86_fp_comparison_operator): New.
3139 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3140 (ix86_expand_compare): Eliminate last two parameters.
3141 (ix86_fp_jump_nontrivial_p): Kill.
3142 * config/i386/i386.c (put_condition_code): Eliminate call to
3143 ix86_fp_comparison_codes and subsequent assertion.
3144 (ix86_fp_comparison_codes): Eliminate.
3145 (ix86_fp_swap_condition): New.
3146 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3147 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3148 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3149 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3150 and ix86_fp_swap_condition.
3151 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3152 Use ix86_fp_comparison_strategy.
3153 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3154 (ix86_fp_jump_nontrivial_p): Eliminate.
3155 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3156 call to ix86_expand_compare.
3157 (ix86_split_fp_branch, ix86_expand_setcc,
3158 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3159 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3161 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3163 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3164 related to jump_clobbers.
3165 * config/arm/arm.md (conds): Remove jump_clob case.
3166 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3167 splits): Change comparison_operator to arm_comparison_operator.
3168 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3171 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3173 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3174 condition for floating point modes.
3175 * expmed.c (emit_store_flag_1): Move here a bigger part
3177 (emit_store_flag): Try swapping the condition for floating point
3179 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3181 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3183 * expr.c (expand_expr_real_1): Just use do_store_flag.
3184 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3185 emit_store_flag_force.
3186 * expmed.c (emit_store_flag_force): Copy here trick
3187 previously in expand_expr_real_1. Try reversing the comparison.
3188 (emit_store_flag_1): Work if target is NULL.
3189 (emit_store_flag): Work if target is NULL, using the result mode
3190 from the comparison. Use split_comparison, restructure final part
3191 to simplify conditionals.
3193 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3195 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3196 * dojump.c (do_jump): Change handling of floating-point
3197 ops to use just do_compare_and_jump.
3198 (split_comparison): New.
3199 (do_compare_rtx_and_jump): Add here logic coming previously
3200 in do_jump, using split_comparison.
3202 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3205 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3207 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3209 * tree-ssa-alias.c: Fix unintentional commit.
3211 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3213 * passes.c (execute_one_pass): Fix unintentional commit.
3215 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3217 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3218 (df_rd_local_compute, df_md_local_compute): Inline them.
3220 (df_md_scratch): New.
3221 (df_md_alloc, df_md_free): Allocate/free it.
3222 (df_md_local_compute): Only include live registers in init.
3223 (df_md_transfer_function): Prune the in-set computed by
3224 the confluence function, and the gen-set too.
3226 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3228 PR rtl-optimization/26854
3229 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3230 * df-problems.c (df_rd_add_problem): Fix comment.
3231 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3232 df_md_simulate_artificial_defs_at_top,
3233 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3234 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3235 df_md_transfer_function, df_md_init, df_md_confluence_0,
3236 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3237 problem_MD, df_md_add_problem): New.
3238 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3239 df_md_get_bb_info): New.
3240 (DF_LAST_PROBLEM_PLUS1): Adjust.
3242 * Makefile.in (fwprop.o): Include domwalk.h.
3243 * fwprop.c: Include domwalk.h.
3244 (reg_defs, reg_defs_stack): New.
3245 (bitmap_only_bit_between): Remove.
3246 (process_defs): New.
3247 (process_uses): Use reg_defs and local_md instead of
3248 bitmap_only_bit_between and local_rd.
3249 (single_def_use_enter_block): New, from build_single_def_use_links.
3250 (single_def_use_leave_block): New.
3251 (build_single_def_use_links): Remove code moved to
3252 single_def_use_enter_block, invoke domwalk.
3253 (use_killed_between): Adjust comment.
3255 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3257 * bitmap.h (bitmap_ior_and_into): New.
3258 * bitmap.c (bitmap_ior_and_into): New.
3260 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3262 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3263 before_dom_children_before_stmts and after_dom_children_after_stmts.
3264 Rename the two remaining callbacks to just before_dom_children and
3265 after_dom_children. Remove other GIMPLE statement walking bits.
3266 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3267 * graphite.c: Do not include domwalk.h.
3268 * tree-into-ssa.c (interesting_blocks): New global.
3269 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3270 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3271 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3272 now that they're not domwalk callbacks.
3273 (rewrite_initialize_block): Rename to...
3274 (rewrite_enter_block): ... this, place after called functions. Test
3275 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3276 (rewrite_finalize_block): Rename to...
3277 (rewrite_leave_block): ... this, place after called functions.
3278 (rewrite_update_init_block): Rename to...
3279 (rewrite_update_enter_block): ... this, place after called functions.
3280 Test interesting_blocks, call rewrite_update_stmt and
3281 rewrite_update_phi_arguments.
3282 (rewrite_update_fini_block): Rename to...
3283 (rewrite_leave_block): ... this, place after called functions.
3284 (rewrite_blocks): Remove last argument, simplify initialization of
3286 (mark_def_sites_initialize_block): Rename to...
3287 (mark_def_sites_block): ... this, call mark_def_sites.
3288 (mark_def_sites_blocks): Remove argument, simplify initialization of
3290 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3291 (update_ssa): Likewise.
3292 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3294 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3295 (dom_opt_initialize_block): Rename to...
3296 (dom_opt_enter_block): ... this, place after called functions. Walk
3297 statements here, inline propagate_to_outgoing_edges.
3298 (dom_opt_finalize_block): Rename to...
3299 (dom_opt_leave_block): ... this, place after called functions.
3300 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3302 (dse_enter_block, dse_record_phi): New.
3303 (dse_record_phis): Delete.
3304 (dse_finalize_block): Rename to...
3305 (dse_leave_block): ... this.
3306 (tree_ssa_dse): Simplify initialization of walk_data.
3307 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3308 Adjust initialization of walk_data.
3309 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3310 * tree-ssa-loop-phiopt.c (get_non_trapping):
3311 Adjust initialization of walk_data.
3312 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3313 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3314 it's not a domwalk callback.
3315 (uncprop_initialize_block): Rename to...
3316 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3317 (dse_finalize_block): Rename to...
3318 (dse_leave_block): ... this.
3319 (tree_ssa_uncprop): Simplify initialization of walk_data.
3320 * Makefile.in: Adjust dependencies.
3322 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3324 * arm.md (casesi): Fix test for Thumb1.
3325 (thumb1_casesi_internal_pic): Likewise.
3326 (thumb1_casesi_dispatch): Likewise.
3328 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3330 * config/arm/arm-cores.def: Added core cortex-m0.
3331 * config/arm/arm-tune.md: Regenerated.
3332 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3334 2009-06-26 DJ Delorie <dj@redhat.com>
3336 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3338 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3339 the scheduler doesn't tag jump insns.
3341 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3343 * c-decl.c (merge_decls): Re-indent.
3345 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3348 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3349 Special-case decimal float constants.
3351 2009-06-26 Richard Henderson <rth@redhat.com>
3353 * function.h (struct function): Add cannot_be_copied_reason,
3354 and cannot_be_copied_set.
3355 * tree-inline.c (has_label_address_in_static_1): Rename from
3356 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3357 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3358 don't set inline_forbidden_reason.
3359 (copy_forbidden): New function, split out of inline_forbidden_p.
3360 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3361 (inline_forbidden_p): Use copy_forbidden.
3362 (tree_versionable_function_p): Likewise.
3363 (inlinable_function_p): Merge into tree_inlinable_function_p.
3364 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3365 * ipa-cp.c (ipcp_versionable_function_p): New function.
3366 (ipcp_cloning_candidate_p): Use it.
3367 (ipcp_node_modifiable_p): Likewise.
3369 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3371 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3372 that is marked not to be inlined. Remove flag_mudflap use.
3373 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3374 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3376 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3379 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3380 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3382 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3384 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3386 (__mingwthr_remove_key_dtor): Likewise.
3388 2009-06-26 Richard Guenther <rguenther@suse.de>
3390 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3392 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3395 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3396 try the non-cond_exec path also.
3398 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3401 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3402 (output_cbranch): Use new functions.
3403 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3406 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3407 Pat Haugen <pthaugen@us.ibm.com>
3408 Revital Eres <ERES@il.ibm.com>
3410 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3411 for %c error. Add %x support to print VSX registers as a unified
3412 register set, instead of separate float and altivec registers.
3413 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3414 %y case, and add support for VSX pre-modify addresses.
3415 (output_toc): Add assert for CONST containing an integer constant
3417 (rs6000_adjust_cost): Add POWER7 support.
3418 (insn_must_be_first_in_group): Ditto.
3419 (insn_must_be_last_in_group): Ditto.
3420 (rs6000_emit_popcount): Ditto.
3421 (rs6000_vector_mode_supported_p): Ditto.
3423 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3424 Change some of the functions called by macros to being called
3425 through a pointer, so debug functions can be inserted if
3426 -mdebug=addr or -mdebug=cost.
3427 (rs6000_preferred_reload_class_ptr): Ditto.
3428 (rs6000_secondary_reload_class_ptr): Ditto.
3429 (rs6000_secondary_memory_needed_ptr): Ditto.
3430 (rs6000_cannot_change_mode_class_ptr): Ditto.
3431 (rs6000_secondary_reload_inner): Ditto.
3432 (rs6000_legitimize_reload_address): Ditto.
3433 (rs6000_legitimize_reload_address_ptr): Ditto.
3434 (rs6000_mode_dependent_address): Ditto.
3435 (rs6000_mode_dependent_address_ptr): Ditto.
3437 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3438 function to return true if the mode allows reg + integer
3440 (virtual_stack_registers_memory_p): New function to return true if
3441 the address refers to a virtual stack register.
3442 (rs6000_legitimate_offset_address_p): Move code to say whether a
3443 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3445 (rs6000_legitimate_address_p): Add checks for modes that only can
3446 do reg+reg addressing. Start adding VSX support.
3447 (rs6000_legitimize_reload_address): Ditto.
3448 (rs6000_legitimize_address): Ditto.
3449 (rs6000_debug_legitimate_address_p): New debug functions for
3450 -mdebug=addr and -mdebug=cost.
3451 (rs6000_debug_rtx_costs): Ditto.
3452 (rs6000_debug_address_costs): Ditto.
3453 (rs6000_debug_adjust_cost): Ditto.
3454 (rs6000_debug_legitimize_address): Ditto.
3455 (rs6000_legitimize_reload_address_ptr): Point to call normal
3456 function or debug function. Make functions called via pointer
3458 (rs6000_mode_dependent_address_ptr): Ditto.
3459 (rs6000_secondary_reload_class_ptr): Ditto.
3460 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3461 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3462 into a friendlier error.
3463 (rs6000_init_builtins): Add initial VSX support.
3464 (rs6000_adjust_cost): Fix some spacing issues.
3466 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3467 (REG_CLASS_NAMES): Ditto.
3468 (REG_CLASS_CONTENTS): Ditto.
3469 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3470 pointer, to add -mdebug=addr support.
3471 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3472 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3473 -mdebug=addr support.
3474 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3475 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3476 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3478 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3480 (bswapsi*): Set attribute types for load/store. Add combiner
3481 patterns to eliminate zero extend on 64-bit.
3482 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3483 stdbrx if the hardware supports those instructions.
3485 2009-06-25 Ian Lance Taylor <iant@google.com>
3487 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3488 (Link Options): Document -static-libstdc++.
3490 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3493 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3494 DATA_ALIGNMENT instead.
3496 2009-06-25 Richard Guenther <rguenther@suse.de>
3498 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3499 indirect references against the callused/escaped solutions.
3500 (call_may_clobber_ref_p_1): Likewise.
3502 2009-06-25 Martin Jambor <mjambor@suse.cz>
3504 PR tree-optimization/40493
3505 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3506 (enum unscalarized_data_handling): New type.
3507 (handle_unscalarized_data_in_subtree): Return what has been done.
3508 (load_assign_lhs_subreplacements): Handle left flushes differently.
3509 (sra_modify_assign): Use unscalarized_data_handling, simplified
3510 condition determining whether to remove the statement.
3512 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3514 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3515 excerpt - @ should be doubled for texinfo.
3517 2009-06-24 Ian Lance Taylor <iant@google.com>
3519 * config/arc/arc.c: Include "df.h".
3520 (arc_attribute_table): Make static. Move higher in file.
3521 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3522 (output_shift): Initialize n later to avoid warning.
3523 * config/arm/arm.c (arm_attribute_table): Make static. Move
3525 * config/avr/avr.c (avr_attribute_table): Make static. Move
3527 (reg_class_tab): Change array type from int to enum reg_class.
3528 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3530 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3531 (lshrhi3_out): Likewise.
3532 (class_likely_spilled_p): Change return type to bool.
3533 (avr_rtx_costs): Use local code variable with enum type.
3534 * config/avr/avr.md (movmemhi): Use add_reg_note.
3535 (andhi3, andsi3): Don't use AS2 with "and".
3536 (iorhi3, iorsi3): Don't use AS2 with "or".
3537 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3538 * config/crx/crx.c: Include "df.h".
3539 (crx_attribute_table): Make static.
3540 * config/m32r/m32r.c: Include "df.h".
3541 (m32r_attribute_table): Make static. Move higher in file.
3542 (pop): Use add_reg_note.
3543 (block_move_call): Change 0 to LCT_NORMAL in function call.
3544 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3545 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3546 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3547 declare, not just when TREE_CODE is defined.
3548 * config/m68hc11/m68hc11.c: Include "expr.h".
3549 (m68hc11_attribute_table): Make static. Move higher in file.
3550 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3552 (m68hc11_register_indirect_p): Likewise.
3553 (m68hc11_function_arg_padding): Change return type to enum
3555 (emit_move_after_reload): Use add_reg_note.
3556 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3557 (m68hc11_split_logical): Likewise.
3558 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3560 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3561 to VOIDmode in function call.
3562 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3564 (m68hc11_split_logical): Update declaration.
3565 (m68hc11_function_arg_padding): Update declaration.
3566 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3567 to array of enum reg_class.
3568 (mcore_attribute_table): Make static. Move higher in file.
3569 (mcore_rtx_costs): Add cast to enum type.
3570 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3571 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3572 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3574 * config/sh/predicates.md (trapping_target_operand): Rename and to
3576 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3578 * config/spu/spu.c (spu_attribute_table): Make static. Move
3580 * config/v850/v850.c (v850_attribute_table): Make static. Move
3582 (v850_rtx_costs): Use local code with enum type.
3583 (expand_epilogue): Add cast.
3584 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3586 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3589 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3590 -m2a-single-only and -m2a-nofpu.
3591 * config/sh/sh.opt: Document m2a generates FPU code.
3593 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3595 * defaults.h (CAN_ELIMINATE): Provide default.
3596 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3597 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3598 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3599 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3600 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3601 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3602 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3603 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3604 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3605 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3607 2009-06-24 DJ Delorie <dj@redhat.com>
3609 * mep-ext-cop.cpu: Fix copyright notice.
3610 * mep-default: Fix copyright notice.
3611 * mep-core: Fix copyright notice.
3612 * mep: Fix copyright notice.
3613 * mep-ivc2: Fix copyright notice.
3614 * mep-c5: Fix copyright notice.
3616 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3618 * doc/contrib.texi (Contributors):
3620 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3623 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3624 src and dst operands if necessary.
3626 2009-06-23 DJ Delorie <dj@redhat.com>
3629 * config.gcc: Add mep support.
3630 * recog.c: Resurrect validate_replace_rtx_subexp().
3631 * recog.h: Likewise.
3632 * config/mep/: Add new port:
3633 * config/mep/constraints.md: New file.
3634 * config/mep/default.h: New file.
3635 * config/mep/intrinsics.h: New file.
3636 * config/mep/intrinsics.md: New file.
3637 * config/mep/ivc2-template.h: New file.
3638 * config/mep/mep-c5.cpu: New file.
3639 * config/mep/mep-core.cpu: New file.
3640 * config/mep/mep-default.cpu: New file.
3641 * config/mep/mep-ext-cop.cpu: New file.
3642 * config/mep/mep-intrin.h: New file.
3643 * config/mep/mep-ivc2.cpu: New file.
3644 * config/mep/mep-lib1.asm: New file.
3645 * config/mep/mep-lib2.c: New file.
3646 * config/mep/mep-pragma.c: New file.
3647 * config/mep/mep-protos.h: New file.
3648 * config/mep/mep-tramp.c: New file.
3649 * config/mep/mep.c: New file.
3650 * config/mep/mep.cpu: New file.
3651 * config/mep/mep.h: New file.
3652 * config/mep/mep.md: New file.
3653 * config/mep/mep.opt: New file.
3654 * config/mep/predicates.md: New file.
3655 * config/mep/t-mep: New file.
3657 2009-06-23 Ian Lance Taylor <iant@google.com>
3659 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3660 from loose_warn into c_loose_warn and from strict_warn into
3661 c_strict_warn. Set and substitute warn_cxxflags. Check for
3662 --enable-build-with-cxx. Set and substitute
3663 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3664 * Makefile.in (CXXFLAGS): New variable.
3665 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3666 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3667 the default is the same as $(STRICT_WARN).
3668 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3669 (CXX): New variable.
3670 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3671 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3672 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3673 (HOST_LIBS): New variable.
3674 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3675 (ALL_CXXFLAGS): New variable.
3676 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3677 * doc/install.texi (Configuration): Document
3678 --enable-build-with-cxx, --with-stage1-ldflags,
3679 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3680 * configure: Rebuild.
3682 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3684 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3685 from previous commit.
3687 2009-06-23 Ian Lance Taylor <iant@google.com>
3689 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3691 2009-06-23 Ian Lance Taylor <iant@google.com>
3693 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3694 with ATTRIBUTE_UNUSED.
3696 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3697 Pat Haugen <pthaugen@us.ibm.com>
3698 Revital Eres <eres@il.ibm.com>
3700 * config.in (HAVE_AS_POPCNTD): Add default definition.
3701 (HAVE_AS_LWSYNC): Ditto.
3703 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3705 (gcc_cv_as_powerpc_cmpb): Ditto.
3706 (gcc_cv_as_powerpc_dfp): Ditto.
3707 (gcc_cv_as_powerpc_vsx): Ditto.
3708 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3709 supporting the popcntd/lwsync instructions.
3710 (gcc_cv_as_powerpc_lwsync): Ditto.
3711 * configure: Regenerate.
3713 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3714 -mcpu=native and -mcpu=power7.
3715 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3717 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3718 a variable instead of a mask to reduce the number of mask bits.
3719 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3720 (-mbit-word): Ditto.
3721 (-mregnames): Ditto.
3722 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3723 (-mfused-madd): Ditto.
3725 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3727 (-mvsx): New switch for VSX instructions.
3728 (-misel): Move from a variable to a mask to allow it to be set by
3731 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3732 function declaration to an array declaration.
3733 (rs6000_hard_regno_nregs): New external array declaration.
3735 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3736 files included by rs6000.md.
3738 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3739 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3741 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3743 (rs6000_debug_reg): New -mdebug= variables.
3744 (rs6000_debug_addr): Ditto.
3745 (rs6000_debug_cost): Ditto.
3746 (rs6000_pmode): New variable to hold Pmode.
3747 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3748 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3749 calculated at compiler start.
3750 (rs6000_hard_regno_nregs): Change function to an array which holds
3751 HARD_REGNO_NREGS calculated at compiler start.
3752 (rs6000_explicit_options): Delete isel field.
3753 (rs6000_vector_unit): New array to hold which vector unit
3754 supports arithmetic options for a given type.
3755 (rs6000_vector_mem): New array to hold which vector unit supports
3756 memory reference operations for a given type.
3757 (rs6000_vector_align): New array to given the alignment of each
3759 (power7_cost): New basic costs for power7.
3760 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3761 (rs6000_hard_regno_nregs_internal): New function, moved from
3762 HARD_REGNO_NREGS, to calculate the number of registers each hard
3763 register takes for each type.
3764 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3765 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3766 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3767 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3768 unit information here so it is calculated once at compiler startup
3770 (rs6000_override_options): Make -misel a target mask. Add more
3771 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3772 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3774 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3775 (rs6000_handle_option): Move -misel from variable to target mask.
3776 (rs6000_builtin_mask_for_load): Add VSX support.
3777 (rs6000_conditional_register_usage): Ditto.
3778 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3779 (function_arg_boundary): Ditto.
3780 (rs6000_expand_builtin): Ditto.
3781 (def_builtin): Make abort message a little friendlier.
3782 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3784 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3785 assembler support the popcntd instruction instead of a vsx
3786 instruction to enable power7 support.
3787 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3788 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3789 option to the assembler if -mcpu=native.
3790 (ASM_CPU_NATIVE_SPEC): Ditto.
3791 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3793 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3794 the lwsync instruction.
3795 (enum processor_type): Add PROCESSOR_POWER7.
3796 (rs6000_debug_reg): New -mdebug= options.
3797 (rs6000_debug_addr): Ditto.
3798 (rs6000_debug_cost): Ditto.
3799 (rs6000_isel): Delete.
3800 (enum rs6000_vector): New enum to say what vector unit we have.
3801 (VECTOR_UNIT_*): New macros to say which vector unit has
3802 arithmetic operations for a given type.
3803 (VECTOR_MEM_*): New macros to say which vector unit has memory
3804 operations for a given type.
3805 (TARGET_LDBRX): Whether the machine supports the ldbrx
3807 (TARGET_ISEL): Delete, -misel moved to be a mask.
3808 (TARGET_ISEL64): New macro for 64-bit isel support.
3809 (UNITS_PER_VSX_WORD): New macro.
3810 (POINTER_SIZE): Move to be an external variable, rather than
3811 calculating whether we are generating 32 ot 64-bit code.
3813 (STACK_BOUNDARY): Add VSX support.
3814 (LOCAL_ALIGNMENT): Ditto.
3815 (SLOW_UNALIGNED_ACCESS): Ditto.
3816 (VSX_REGNO_P): New macro for VSX support.
3817 (VFLOAT_REGNO_P): Ditto.
3818 (VINT_REGNO_P): Ditto.
3819 (VLOGICAL_REGNO_P): Ditto.
3820 (VSX_VECTOR_MODE): Ditto.
3821 (VSX_SCALAR_MODE): Ditto.
3823 (VSX_MOVE_MODE): Ditto.
3824 (VSX_REG_CLASS_P): Ditto.
3825 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3827 (UNITS_PER_SIMD_WORD): Add VSX support.
3828 (MODES_TIEABLE_P): Ditto.
3829 (STARTING_FRAME_OFFSET): Ditto.
3830 (STACK_DYNAMIC_OFFSET): Ditto.
3831 (EPILOGUE_USES): Ditto.
3832 (REGNO_REG_CLASS): Move to array lookup.
3833 (CLASS_MAX_NREGS): Ditto.
3834 (rs6000_vector_reg_class): Add declaration.
3835 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3836 overlap with the floating point and Altivec registers.
3838 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3840 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3841 give the appropriate asm switches if -mcpu=native.
3842 (host_detect_local_cpu): Add support for "asm".
3843 (host_detect_local_cpu): Follow GNU code guidelines for name.
3845 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3846 -mbit-word to a variable instead of being a target mask.
3848 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3849 emit the lwsync instruction instead of emitting the instruction as
3850 an integer constant.
3852 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3853 fixuns_trundfsi2, move expander into rs6000.md.
3855 * config/rs6000/rs6000.md (cpu): Add power7.
3856 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3857 (logical predicate patterns): Change the single instruction
3858 primitives that set CR0 to be fast_compare instead of compare.
3860 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3861 (popcntddi2): Ditto.
3862 (popcount<mode>): Ditto.
3863 (floating multiply/add insns): Name the floating point
3865 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3866 (isel_unsigned_<mode>): Ditto.
3867 (fixuns_trundfsi2): Move expander here from spe.md.
3868 (smindi3): Define if we have -misel on 64-bit systems.
3873 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3875 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3877 * config/avr/avr.c (avr_current_device): New variable.
3878 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3879 (avr_arch, mcu_type_s): Move to avr.h.
3880 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3881 default_data_section_start fields.
3882 (avr_arch): Moved from avr.c.
3883 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3884 library_name fields.
3885 (avr_current_device, avr_mcu_types, avr_arch_types,
3886 avr_device_to_arch, avr_device_to_data_start,
3887 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3888 (EXTRA_SPEC_FUNCTIONS): Define.
3889 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3890 options mapping. Use device_to_arch and device_to_data_start insted.
3891 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3892 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3893 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3894 * config/avr/driver-avr.c: New file.
3895 * config/avr/avr-devices.c: New file.
3897 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3899 * var-tracking.c (unshare_variable): Force initialized to
3900 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3901 (set_variable_part): Likewise.
3902 (struct variable_union_info): Remove pos_src field.
3903 (vui_vec, vui_allocated): New variables.
3904 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3905 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3906 == 1 use a simpler sorting algorithm. Compute pos field right
3907 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3908 Avoid quadratic comparison if !flag_var_tracking_uninit.
3909 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3910 unshare_variable unconditionally.
3911 (dataflow_set_different_2): Removed.
3912 (dataflow_set_different): Don't traverse second hash table.
3913 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3914 unconditionally to var_reg_set or var_mem_set.
3915 (emit_notes_in_bb): Likewise.
3916 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3918 (emit_note_insn_var_location): Don't set initialized to
3919 VAR_INIT_STATUS_INITIALIZED early.
3920 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3922 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3924 * tree-object-size.c (addr_object_size): Instead of checking
3925 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3926 are no FIELD_DECLs following it.
3928 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3930 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3931 order to match bswaps with signed source operands.
3933 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3935 * sdbout.c (sdbout_one_type): Fix braces in switch.
3937 2009-06-23 Richard Guenther <rguenther@suse.de>
3939 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3941 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3942 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3943 var_callused, callused_tree, var_storedanything, storedanything_tree,
3944 var_integer, integer_tree): Remove global variables.
3945 (new_var_info): Do not pass new id, append the new var to the
3946 global variable vector.
3947 (do_ds_constraint): Use is_global_var member of the variable-info.
3948 (new_scalar_tmp_constraint_exp): Adjust.
3949 (create_function_info_for): Likewise.
3950 (create_variable_info_for): Likewise.
3951 (find_what_var_points_to): Remove dead code.
3952 (init_base_vars): Simplify.
3953 (compute_points_to_sets): Adjust.
3955 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3957 * combine.c (try_combine): Dump information about the insns we're
3960 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3962 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3963 check when calling force_to_mode on TRUNCATE's operand.
3965 2009-06-22 Ian Lance Taylor <iant@google.com>
3967 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3969 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3971 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3973 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3975 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3976 override library linkage flags such as -static-libgcc or
3979 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3981 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3983 2009-06-22 Ian Lance Taylor <iant@google.com>
3985 * config/linux.opt: Put mglibc ahead of muclibc.
3987 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3988 for duplicate decls.
3990 2009-06-22 Matthias Klose <doko@ubuntu.com>
3992 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3994 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3997 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3998 instead of NULL if a parser error occurs.
4000 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4002 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4003 non-DWARF2_DEBUGGING_INFO version.
4005 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4007 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4008 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4010 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4011 (LIBGCC2_TF_CEXT): Define.
4014 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4017 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4019 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4021 * config/arm/arm.c (arm_override_options): Disable
4022 -mcaller-super-interworking and -mcallee-super-interworking.
4023 * doc/invoke.texi (ARM Options): Document this.
4025 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4027 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4028 * config/arm/constraints.md (j): New constraint for movw operands.
4029 (N): Remove thumb2 meaning.
4030 * config/arm/arm.md (*arm_movw): Delete.
4031 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4032 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4033 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4035 2009-06-22 Martin Jambor <mjambor@suse.cz>
4037 PR tree-optimization/40492
4038 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4039 build_ref_for_offset.
4041 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4043 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4044 JUMP_TABLE_DATA_P predicates where applicable.
4045 * auto-inc-dec.c: Ditto.
4046 * builtins.c: Ditto.
4047 * caller-save.c: Ditto.
4049 * cfgcleanup.c: Ditto.
4050 * cfglayout.c: Ditto.
4053 * combine-stack-adj.c: Ditto.
4059 * dwarf2asm.c: Ditto.
4060 * dwarf2out.c: Ditto.
4061 * emit-rtl.c: Ditto.
4067 * function.c: Ditto.
4070 * genpreds.c: Ditto.
4071 * genrecog.c: Ditto.
4073 * ira-costs.c: Ditto.
4074 * ira-lives.c: Ditto.
4077 * lower-subreg.c: Ditto.
4078 * modulo-sched.c: Ditto.
4080 * postreload.c: Ditto.
4081 * print-rtl.c: Ditto.
4090 * sched-vis.c: Ditto.
4092 * sel-sched-ir.c: Ditto.
4093 * simplify-rtx.c: Ditto.
4094 * targhooks.c: Ditto.
4095 * var-tracking.c: Ditto.
4096 * vmsdbgout.c: Ditto.
4098 2009-06-22 Matthias Klose <doko@ubuntu.com>
4100 * Makefile.in (install-plugin): Always use DESTDIR.
4102 2009-06-22 Olivier Hainque <hainque@adacore.com>
4104 * config/pa/pa.c (output_call): Don't optimize post call jumps
4105 into return address adjustments if the call may throw.
4107 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4109 * arm.c (thumb1_output_casesi): New function.
4110 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4111 optimizing for size or PIC.
4112 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4113 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4114 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4115 (thumb1_casesi_internal_pic): New expand rule.
4116 (thumb1_casesi_dispatch): New pattern.
4117 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4119 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4120 in the text seciton when PIC or optimizing for size.
4121 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4122 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4123 preservation properties of code.
4124 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4125 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4126 (__gnu_thumb1_case_si): New function.
4127 * t-arm (LIB1ASMSRC): Define here.
4128 (LIB1ASMFUNCS): Add some common functions.
4129 * t-arm-elf (LIB1ASMSRC): Delete.
4130 (LIB1ASMFUNCS): Append to existing set.
4131 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4132 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4133 * t-symbian (LIB1ASMFUNCS): Likewise.
4134 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4135 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4137 2009-06-21 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/38729
4140 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4141 to loops with a single exit if -fno-expensive-optimizations.
4143 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4145 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4146 (dataflow_set): Change vars type from htab_t to shared_hash.
4147 (shared_hash_pool, empty_shared_hash): New variables.
4148 (vars_clear): Removed.
4149 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4150 shared_hash_find_slot_unshare, shared_hash_find_slot,
4151 shared_hash_find_slot_noinsert, shared_hash_find): New
4153 (shared_hash_unshare, shared_hash_destroy): New functions.
4154 (unshare_variable): Unshare set->vars if shared, use
4156 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4157 (get_init_value, find_src_set_src, dump_dataflow_set,
4158 clobber_variable_part, emit_notes_for_differences): Use
4160 (dataflow_set_init): Remove second argument, set vars to
4161 empty_shared_hash instead of creating a new htab.
4162 (dataflow_set_clear): Call shared_hash_destroy and set vars
4163 to empty_shared_hash instead of calling vars_clear.
4164 (dataflow_set_copy): Don't call vars_copy, instead just share
4165 the src htab with dst.
4166 (variable_union): Use shared_hash_*, use initially NO_INSERT
4167 lookup if set->vars is shared. Don't keep slot cleared before
4168 calling unshare_variable. Unshare set->vars if needed.
4169 Even ->refcount == 1 vars must be unshared if set->vars is shared
4170 and var needs to be modified.
4171 (variable_canonicalize): New function.
4172 (dataflow_set_union): If dst->vars is empty, just share src->vars
4173 with dst->vars and traverse with variable_canonicalize to canonicalize
4174 and unshare what is needed.
4175 (dataflow_set_different): If old_set and new_set use the same shared
4176 htab, they aren't different. If number of htab elements is different,
4177 htabs are different. Use shared_hash_*.
4178 (dataflow_set_destroy): Call shared_hash_destroy instead of
4180 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4181 second argument to dataflow_set_init.
4182 (vt_initialize): Likewise. Initialize shared_hash_pool and
4183 empty_shared_hash, move bb in/out initialization afterwards.
4184 Use variable_htab_free instead of NULL as changed_variables del hook.
4185 (variable_was_changed): Change type of second argument to pointer to
4186 dataflow_set. When inserting var into changed_variables, bump
4187 refcount. Unshare set->vars if set is shared htab and slot needs to
4189 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4190 lookup if set->vars is shared. Unshare set->vars if needed.
4191 Even ->refcount == 1 vars must be unshared if set->vars is shared
4192 and var needs to be modified. Adjust variable_was_changed caller.
4193 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4194 vars must be unshared if set->vars is shared and var needs to be
4195 modified. Adjust variable_was_changed caller.
4196 (emit_note_insn_var_location): Don't pool_free var.
4197 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4199 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4200 free_alloc_pool on shared_hash_pool.
4202 2009-06-20 Anthony Green <green@moxielogic.com>
4204 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4205 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4207 2009-06-20 Richard Guenther <rguenther@suse.de>
4209 * tree-ssa-structalias.c (find_func_aliases): For memset use
4210 a constraint from NULL if we memset to zero.
4211 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4212 we explicitly handle that do not read from memory.
4213 (call_may_clobber_ref_p_1): Properly handle builtins that may
4216 2009-06-20 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/40495
4219 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4220 (new_scalar_tmp_constraint_exp): New function.
4221 (process_constraint): Do not create temporary decls.
4222 (process_all_all_constraints): Likewise.
4223 (handle_const_call): Likewise.
4224 (create_function_info_for): Do not set decl.
4226 2009-06-19 Ian Lance Taylor <iant@google.com>
4228 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4229 (rs6000_attribute_table): Make static; move before use.
4231 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4233 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4234 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4235 Propagate the TREE_READONLY flag without overwriting it.
4236 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4237 Propagate the TREE_READONLY flag onto the result.
4238 (process_call_operands): Move around. Use correct constant value.
4240 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4243 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4244 * config/arm/arm.md: Likewise.
4246 2009-06-19 Ian Lance Taylor <iant@google.com>
4248 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4249 to GIMPLE_ERROR_MARK.
4251 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4252 op2_original_type parameters. Warn about using different enum types.
4253 * c-parser.c (c_parser_conditional_expression): Pass original
4254 types to build_conditional_expr.
4255 * c-tree.h (build_conditional_expr): Update declaration.
4257 2009-06-19 Ian Lance Taylor <iant@google.com>
4259 * config/i386/i386.c (ix86_function_specific_save): Test that
4260 fields match values, rather than testing the values are in a
4263 2009-06-19 Richard Guenther <rguenther@suse.de>
4265 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4267 (ptr_derefs_may_alias_p): Likewise.
4268 (ptr_deref_may_alias_ref_p_1): New function.
4269 (ptr_deref_may_alias_ref_p): Likewise.
4270 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4271 covered by looking at the ESCAPED solution.
4272 (call_may_clobber_ref_p_1): Likewise.
4273 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4274 Handle NULL_TREE offset. Do not produce redundant constraints.
4275 (process_all_all_constraints): New helper function.
4276 (do_structure_copy): Use it.
4277 (handle_lhs_call): Likewise.
4278 (find_func_aliases): Handle some builtins with pointer arguments
4279 and/or return values explicitly.
4281 2009-06-19 Ian Lance Taylor <iant@google.com>
4283 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4285 2009-06-19 Ian Lance Taylor <iant@google.com>
4287 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4289 2009-06-19 Ian Lance Taylor <iant@google.com>
4291 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4292 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4295 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4296 uninitialized const.
4298 2009-06-19 Ian Lance Taylor <iant@google.com>
4300 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4303 * c-decl.c (in_struct, struct_types): Remove.
4304 (struct c_binding): Add in_struct field.
4305 (c_binding_ptr): Define type, along with VEC.
4306 (struct c_struct_parse_info): Define.
4307 (struct_parse_info): New static variable.
4308 (bind): Initialize in_struct field.
4309 (start_struct): Remove enclosing_in_struct and
4310 enclosing_struct_types parameters. Add
4311 enclosing_struct_parse_info parameter. Change all callers. Set
4312 struct_parse_info rather than in_struct and struct_types.
4313 (grokfield): If -Wc++-compat and there is a symbol binding for the
4314 field name, set the in_struct flag and push it on the
4315 struct_parse_info->fields vector.
4316 (warn_cxx_compat_finish_struct): New static function.
4317 (finish_struct): Remove enclosing_in_struct and
4318 enclosing_struct_types parameters. Add
4319 enclosing_struct_parse_info parameter. Change all callers. Don't
4320 set C_TYPE_DEFINED_IN_STRUCT here. Call
4321 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4322 parameter. Only push on struct_types if warn_cxx_compat.
4323 (finish_enum): Only push on struct_types if warn_cxx_compat.
4324 (declspecs_add_type): Add loc parameter. Change all callers.
4325 Change all error calls to error_at. Pass loc, not input_location,
4326 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4327 defined in a struct. If -Wc++-compat and parsing a struct, record
4328 that a typedef name was used.
4329 * c-parser.c (c_parser_declspecs): Get location to pass to
4331 (c_parser_struct_or_union_specifier): Update calls to start_struct
4333 * c-tree.h (struct c_struct_parse_info): Declare.
4334 (finish_struct, start_struct): Update declarations.
4335 (declspecs_add_type): Update declaration.
4337 2009-06-19 Ian Lance Taylor <iant@google.com>
4339 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4340 variable with an anonymous type.
4342 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4344 * see.c: Remove for real.
4346 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4348 * optabs.h (enum optab_index): Add new OTI_significand.
4349 (significand_optab): Define corresponding macro.
4350 * optabs.c (init_optabs): Initialize significand_optab.
4351 * genopinit.c (optabs): Implement significand_optab using
4352 significand?f2 patterns.
4353 * builtins.c (expand_builtin_mathfn): Handle
4354 BUILT_IN_SIGNIFICAND{,F,L}.
4355 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4356 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4358 * config/i386/i386.md (significandxf2, significand<mode>2): New
4359 expanders to implement significandf, significand and significandl
4360 built-ins as inline x87 intrinsics.
4362 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4364 * config/avr/avr.c (avr_override_options): Remove setting value of
4365 PARAM_INLINE_CALL_COST.
4367 2009-06-18 Richard Henderson <rth@redhat.com>
4370 * tree-pass.h (TDF_ASMNAME): New.
4371 * tree-dump.c (dump_options): Add asmname.
4372 * doc/invoke.texi: Document it.
4374 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4375 (dump_decl_name): ...here.
4376 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4377 (dump_generic_node): Update dump_function_name calls.
4378 (print_call_name): New flags arg; update all dump calls.
4379 * diagnostic.h (print_call_name): Update.
4380 * gimple-pretty-print.c (dump_gimple_call): Update.
4382 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4385 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4387 2009-06-18 Diego Novillo <dnovillo@google.com>
4389 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4390 * plugin.c (str_license): Declare.
4391 (try_init_one_plugin): Assert that the symbol
4392 'plugin_is_GPL_compatible' exists.
4394 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4397 * Makefile.in (OBJS-common): Remove see.o.
4399 * common.opt (fsee): Mark as preserved for backward compatibility.
4400 * opts.c (common_handle_option): Add OPT_fsee to the backward
4401 compatibility section.
4402 * passes.c (init_optimization_passes, pass_see): Remove pass.
4403 * timevar.def (TV_SEE): Remove.
4404 * tree-pass.h (pass_see): Remove declaration.
4405 * doc/invoke.texi (-fsee): Remove documentation.
4407 2009-06-18 Martin Jambor <mjambor@suse.cz>
4409 * tree-sra.c: Include statistics.h
4410 (sra_stats): New variable.
4411 (sra_initialize): Clear sra_stats.
4412 (create_access_replacement): Increment sra_stats.replacements.
4413 (get_access_replacement): Do not return twice.
4414 (analyze_all_variable_accesses): Increment statistics counter by the
4415 number of scalarized aggregates.
4416 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4417 (sra_modify_expr): Increment sra_stats.exprs.
4418 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4419 (sra_modify_assign): Increment sra_stats.exprs,
4420 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4421 (perform_intra_sra): Update statistics counters.
4422 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4424 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4426 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4427 (arm_scalar_mode_supported_p): New function.
4429 2009-06-18 Paul Brook <paul@codesourcery.com>
4430 Sandra Loosemore <sandra@codesourcery.com>
4432 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4433 (__extendhfsf2, __truncsfhf2): Define.
4434 * config/arm/fp16.c: New file.
4435 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4436 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4438 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4440 * doc/extend.texi (Half-Precision): New section.
4441 * doc/invoke.texi (Option Summary): List -mfp16-format.
4442 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4443 * config/arm/arm.opt (mfp16-format=): New.
4444 * config/arm/arm.c: Include intl.h.
4445 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4446 (TARGET_INVALID_RETURN_TYPE): Redefine.
4447 (TARGET_PROMOTED_TYPE): Redefine.
4448 (TARGET_CONVERT_TO_TYPE): Redefine.
4449 (arm_fp16_format): Define.
4450 (all_fpus): Add entry for neon-fp16.
4451 (fp_model_for_fpu): Likewise.
4452 (struct fp16_format): Declare.
4453 (all_fp16_formats): Define.
4454 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4456 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4458 (arm_legitimate_index_p): Treat HFmode like HImode.
4459 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4460 (coproc_secondary_reload_class): Special-case HFmode.
4461 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4462 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4463 (arm_init_fp16_builtins): New.
4464 (arm_init_builtins): Call it.
4465 (arm_invalid_parameter_type): New.
4466 (arm_invalid_return_type): New.
4467 (arm_promoted_type): New.
4468 (arm_convert_to_type).
4469 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4471 (arm_emit_fp16_const): New function.
4472 (arm_mangle_type): Mangle __fp16 as "Dh".
4473 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4475 (TARGET_NEON_FP16): New.
4476 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4477 (enum fputype): Add FPUTYPE_NEON_FP16.
4478 (enum arm_fp16_format_type): Declare.
4479 (arm_fp16_format): Declare.
4480 (LARGEST_EXPONENT_IS_NORMAL): Define.
4481 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4482 * config/arm/arm-modes.def (HFmode): Define.
4483 * config/arm/vfp.md: (*movhf_vfp): New.
4486 * config/arm/arm.md: (fpu): Add neon_fp16.
4487 (floatsihf2, floatdihf2): New.
4488 (fix_trunchfsi2, fix_trunchfdi2): New.
4492 (*arm32_movhf): New.
4493 (*thumb1_movhf): New.
4494 (consttable_2): Add check for HFmode constants.
4495 (consttable_4): Handle HFmode constants.
4497 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4499 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4501 2009-06-17 Olivier Hainque <hainque@adacore.com>
4503 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4504 const char ** conversion in AIX specific section.
4506 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4508 * config/i386/i386.c (ix86_special_builtin_type): Remove
4509 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4510 (bdesc_special_args): Updated.
4511 (ix86_init_mmx_sse_builtins): Likewise.
4512 (ix86_expand_special_args_builtin): Likewise.
4514 2009-06-17 Richard Henderson <rth@redhat.com>
4516 * tree-pretty-print.c (maybe_dump_asm_name): New.
4517 (dump_decl_name): Use it.
4518 (PRINT_FUNCTION_NAME): Merge into...
4519 (dump_function_name): ... here. Use maybe_dump_asm_name.
4521 2009-06-17 Cary Coutant <ccoutant@google.com>
4523 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4525 * debug.c (struct gcc_debug_hooks): Change placeholder for
4527 (debug_nothing_int_charstar_int): Replaced by...
4528 (debug_nothing_int_charstar_int_bool): ...this.
4529 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4530 source_line prototype.
4531 (debug_nothing_int_charstar_int): Replaced by...
4532 (debug_nothing_int_charstar_int_bool): ...this.
4533 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4534 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4535 Output is_stmt operand when necessary.
4536 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4537 (notice_source_line): Add is_stmt parameter.
4538 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4539 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4541 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4542 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4544 2009-06-17 Ian Lance Taylor <iant@google.com>
4546 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4548 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4551 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4553 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4554 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4555 tree_strip_sign_nop_conversions and
4556 tree_ssa_strip_useless_type_conversions rather than stripping
4557 the operations here.
4558 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4560 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4561 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4562 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4563 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4566 2009-06-17 Michael Eager <eager@eagercon.com>
4568 * config/rs6000/constraints.md (register_constraint "d"): New.
4569 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4570 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4571 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4572 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4573 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4574 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4575 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4576 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4577 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4578 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4580 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4581 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4582 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4583 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4584 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4585 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4586 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4587 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4588 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4589 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4590 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4591 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4592 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4593 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4595 2009-06-16 Ian Lance Taylor <iant@google.com>
4597 * profile.c (total_num_never_executed): Don't define.
4598 (compute_branch_probabilities): Don't count or print
4600 (init_branch_prob): Don't set total_num_never_executed.
4601 (end_branch_prob): Don't print total_num_never_executed.
4603 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4605 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4607 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4609 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4610 (nabstd2_fpr): Same.
4612 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4614 * expr.c (expand_assignment): Change complex type check.
4616 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4618 * doc/plugins.texi (Building GCC plugins): Added new section.
4620 2009-06-17 Ian Lance Taylor <iant@google.com>
4622 * c-pch.c (get_ident): Don't set size of templ array.
4623 (pch_init): Don't set size of partial_pch array.
4625 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4626 string constant to intialize an array whose size is the length of
4629 2009-06-17 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/40389
4632 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4633 to addressable types.
4634 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4636 2009-06-17 Richard Guenther <rguenther@suse.de>
4639 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4640 if there is no evolution of left in the loop bail out.
4641 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4642 chrec_fold_multiply.
4644 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4645 Janis Johnson <janis187@us.ibm.com>
4648 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4649 for the symbol ref of a constant that is the source of a move
4650 - nor for any other not-obvious-label-ref constants.
4652 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4654 * plugin.c (position_pass): Skip newly inserted pass during list
4655 traversal to avoid repeated insertion.
4657 2009-06-16 Ian Lance Taylor <iant@google.com>
4659 * vec.h (VEC_stack_alloc): Define different version if
4660 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4661 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4662 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4663 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4665 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4667 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4669 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4670 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4671 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4672 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4673 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4674 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4675 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4676 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4677 __builtin_ia32_rdtscp.
4678 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4679 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4680 and __builtin_ia32_rorhi.
4681 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4682 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4683 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4684 (ix86_expand_args_builtin): Likewise.
4685 (ix86_expand_special_args_builtin): Likewise.
4687 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4688 (UNSPECV_RDTSC): Likewise.
4689 (UNSPECV_RDPMC): Likewise.
4690 (*bsr): Renamed to ...
4692 (*bsr_rex64): Renamed to ...
4696 (*rdpmc_rex64): Likewise.
4699 (*rdtsc_rex64): Likewise.
4701 (*rdtscp): Likewise.
4702 (*rdtscp_rex64): Likewise.
4704 * config/i386/ia32intrin.h: New.
4706 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4708 2009-06-16 Ian Lance Taylor <iant@google.com>
4710 * ira-build.c (copy_info_to_removed_store_destinations):
4711 Initialize parent_a.
4713 2009-06-16 Ian Lance Taylor <iant@google.com>
4715 * c-decl.c (grokdeclarator): Change size_varies to bool.
4717 2009-06-16 Ian Lance Taylor <iant@google.com>
4719 * sel-sched.c: Make forward declarations of move_op_hooks and
4720 fur_hooks explicitly extern.
4722 2009-06-16 Ian Lance Taylor <iant@google.com>
4724 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4725 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4727 2009-06-16 Ian Lance Taylor <iant@google.com>
4729 * resource.c (mark_referenced_resources): Change
4730 include_delayed_effects parameter to bool. Change all callers.
4731 (mark_end_of_function_resources): Likewise.
4732 * reorg.c (insn_references_resource_p): Likewise.
4733 (insn_sets_resource_p): Likewise.
4734 * resource.h (mark_referenced_resources): Update declaration.
4735 (mark_end_of_function_resources): Update declaration.
4737 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4739 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4741 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4743 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4744 GCC can bootstrap on AIX with GNU Binutils 2.20.
4746 2009-06-16 Ian Lance Taylor <iant@google.com>
4748 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4750 2009-06-16 Ian Lance Taylor <iant@google.com>
4752 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4753 inline, not extern inline.
4754 (exact_log2): Likewise.
4755 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4757 (exact_log2): Likewise, but don't test CTZ_HWI.
4759 2009-06-16 Ian Lance Taylor <iant@google.com>
4761 * bitmap.c (bitmap_clear): Don't declare as inline.
4762 * gimple.c (gimplify_assign): Likewise.
4763 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4764 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4765 (sched_scan_info): Remove duplicate definition.
4767 2009-06-16 Ian Lance Taylor <iant@google.com>
4769 * c-common.c (skip_evaluation): Don't define.
4770 (c_inhibit_evaluation_warnings): Define global variable.
4771 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4772 than skip_evaluation.
4773 (convert_and_check, warn_for_div_by_zero): Likewise.
4774 * c-common.h (skip_evaluation): Don't declare.
4775 (c_inhibit_evaluation_warnings): Declare.
4776 * c-parser.c (c_parser_typeof_specifier): Set
4777 c_inhibit_evaluation_warnings rather than skip_evaluation.
4778 (c_parser_conditional_expression): Likewise.
4779 (c_parser_binary_expression): Likewise.
4780 (c_parser_sizeof_expression): Likewise.
4781 (c_parser_alignof_expression): Likewise.
4782 * c-typeck.c (build_indirect_ref): Check
4783 c_inhibit_evaluation_warnings rather than skip_evaluation.
4784 (build_conditional_expr, build_binary_op): Likewise.
4786 2009-06-16 Richard Guenther <rguenther@suse.de>
4788 * tree-ssa-alias.c (is_escape_site): Remove.
4789 * tree-ssa-alias.h (enum escape_type): Remove.
4790 (is_escape_site): Likewise.
4791 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4792 via casts and asms without deferring to is_escape_site.
4794 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4797 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4798 use gen_lowpart if op0 has complex mode.
4800 2009-06-16 Richard Guenther <rguenther@suse.de>
4802 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4803 variables add them to ESCAPED.
4804 (find_func_aliases): Do not make all indirectly stored values escaped.
4806 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4808 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4811 2009-06-16 Martin Jambor <mjambor@suse.cz>
4813 PR tree-optimization/40432
4814 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4815 check whether we need to force gimple register operand.
4817 2009-06-16 Martin Jambor <mjambor@suse.cz>
4819 PR tree-optimization/40413
4820 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4821 build_ref_for_offset.
4822 (propagate_subacesses_accross_link): Fix a typo in a comment.
4824 2009-06-16 Ira Rosen <irar@il.ibm.com>
4826 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4827 with additional parameter.
4828 * tree-vectorizer.h (enum vect_def_type): Add new value
4830 (enum vect_relevant): Add comments.
4831 (vect_is_simple_reduction): Add new argument.
4832 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4833 Detect nested cycles.
4834 (vect_is_simple_reduction): Update documentation, add an argument to
4835 distinguish inner-loop reduction from nested cycle, detect nested
4836 cycles, fix printings and indentation, don't swap operands in case
4838 (get_initial_def_for_reduction): Handle subtraction.
4839 (vect_create_epilog_for_reduction): Add new argument to specify
4841 (vect_finalize_reduction): Handle subtraction, fix comments.
4842 (vectorizable_reduction): Handle nested cycles. In case of nested
4843 cycle keep track of the reduction variable position. Call
4844 vect_is_simple_reduction with additional parameter. Use original
4845 statement code in reduction epilogue for nested cycle. Call
4846 vect_create_epilog_for_reduction with additional parameter.
4847 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4848 inner-loop vectorization.
4849 (vect_recog_widen_sum_pattern): Likewise.
4850 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4852 (vect_mark_stmts_to_be_vectorized): Likewise.
4853 (vect_get_vec_def_for_operand): Handle nested cycles.
4855 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4857 * doc/invoke.texi (Debugging Options): Fix option index entries
4858 for -fdump-statistics, -frandom-seed add entries for
4859 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4860 (FRV Options): Fix entries for -mTLS, -mtls.
4861 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4862 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4863 (M68hc1x Options): Fix @itemx for -mnominmax.
4864 (MCore Options): Fix entry for -mno-lsim.
4865 (MMIX Options): Fix entry for -mabi=mmixware.
4866 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4868 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4870 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4871 Mention the plugin mode of gengtype.
4872 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4873 * gengtype.c: Updated copyright.
4874 (plugin_files, nb_plugin_files) Added new static variables.
4875 (measure_input_list) Care about plugin_files.
4876 (write_rtx_next): Added early return in plugin mode.
4877 (create_file): Updated copyright year in generated file. Added
4879 (oprintf): Added early return if NULL outf.
4880 (get_output_file_with_visibility): Care of plugin_files.
4881 (get_output_file_name): May return null.
4882 (write_local): Added early return.
4883 (put_mangled_filename): Ditto.
4884 (finish_root_table): Added check for base_files.
4885 (write_roots): Care about null when plugins.
4886 (main): Added plugin mode.
4888 2009-06-15 Ian Lance Taylor <iant@google.com>
4890 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4891 * gcov.c (read_count_file): Add braces around variables declared
4894 * c.opt (Wjump-misses-init): New warning.
4895 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4896 -Wall and -Wc++-compat if not already set.
4897 (c_common_post_options): Clear warn_jump_misses_init if it was not
4899 * c-decl.c (struct c_binding): Change type field to a union with
4900 new label field. Make it the first field in the struct. Update
4901 references to type to use u.type instead.
4902 (struct c_spot_bindings): Define.
4903 (struct c_goto_bindings): Define.
4904 (c_goto_bindings_p): Define, along with VECs.
4905 (struct c_label_vars): Define.
4906 (struct c_scope): Add has_label_bindings field.
4907 (bind_label, set_spot_bindings): New static functions.
4908 (decl_jump_unsafe, update_spot_bindings): New static functions.
4909 (update_label_decls): New static function.
4910 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4911 Update binding u.label field to shadowed field.
4912 (c_binding_start_stmt_expr): New function.
4913 (c_binding_end_stmt_expr): New function.
4914 (pushdecl): Don't call c_begin_vm_scope.
4915 (make_label): Add defining and p_label_vars parameters. Change
4917 (lookup_label): Correct test for whether a label has not yet been
4918 defined. Call bind_label rather than bind.
4919 (warn_about_goto): New static function.
4920 (lookup_label_for_goto): New function.
4921 (declare_label): Call bind_label rather than bind.
4922 (check_earlier_gotos): New static function.
4923 (define_label): Don't give errors about jumping into statement
4924 expressions or scopes of variably modified types. Call
4925 set_spot_bindings and check_earlier_gotos. Call bind_label
4926 instead of bind. Don't set label_context_stack_se or
4927 label_context_stack_vm.
4928 (c_get_switch_bindings): New function.
4929 (c_release_switch_bindings): New function.
4930 (c_check_switch_jump_warnings): New function.
4931 (start_function): Don't set label_context_stack_se or
4932 label_context_stack_vm.
4933 (finish_function): Likewise.
4934 * c-typeck.c (label_context_stack_se): Don't define.
4935 (label_context_stack_vm): Don't define.
4936 (c_finish_goto_label): Call lookup_label_for_goto rather than
4937 lookup_label. Don't give errors about jumping into a statement
4938 expression or the scope of a variably modified type. Don't set
4939 label_context_stack_se or label_context_stack_vm.
4940 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4941 fields. Add bindings field.
4942 (c_start_case): Don't set deleted fields. Set bindings field.
4943 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4944 or blocked_vm. Call c_check_switch_jump_warnings.
4945 (c_finish_case): Don't test blocked_stmt_expr field. Call
4946 c_release_switch_bindings.
4947 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4948 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4949 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4950 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4951 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4952 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4953 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4954 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4955 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4956 (C_DECL_UNJUMPABLE_VM): Don't define.
4957 (C_DECL_UNDEFINABLE_VM): Don't define.
4958 (struct c_label_list): Don't define.
4959 (struct c_label_context_se): Don't define.
4960 (struct c_label_context_vm): Don't define.
4961 (struct c_spot_bindings): Declare.
4962 (c_bindings_start_stmt_expr): Declare.
4963 (c_bindings_end_stmt_expr): Declare.
4964 (lookup_label_for_goto): Declare.
4965 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4966 (c_check_switch_jump_warnings): Declare.
4967 (label_context_stack_se, label_context_stack_vm): Don't declare.
4968 (c_finish_goto_label): Update declaration.
4969 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4970 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4971 (Warning Options): Document -Wjump-misses-init.
4973 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4975 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4978 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4980 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4982 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4984 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4986 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4988 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4990 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4992 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4993 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4994 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4995 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4996 * dwarf2asm.c (dw2_force_const_mem): Update call to
4998 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4999 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5000 * langhooks.c (lhd_comdat_group): Remove.
5001 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5002 * tree.h (DECL_COMDAT_GROUP): New.
5003 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5004 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5005 (make_decl_one_only): Change signature.
5006 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5008 (make_decl_one_only): Change signature.
5009 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5011 2009-06-15 Richard Guenther <rguenther@suse.de>
5014 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5016 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5018 * tree-ssa-math-opts.c: Remove extra divide.
5020 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5022 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5024 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5026 * passes.c: Add bswap pass.
5027 * tree-pass.h: Add pass_optimize_bswap declaration.
5028 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5029 Include rtl.h, expr.h and optabs.h for optab_handler check.
5030 (struct symbolic_number, pass_optimize_bswap): New definition.
5031 (do_shift_rotate, verify_symbolic_number_p): New functions.
5032 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5033 (gate_optimize_bswap): New function.
5034 * tree.c (widest_int_cst_value): New function.
5035 * tree.h (widest_int_cst_value): Prototype added.
5037 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5039 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5040 REG_EQUAL/REG_EQUIV notes.
5042 2009-06-14 Richard Guenther <rguenther@suse.de>
5045 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5046 has its address taken if NRV was applied and it is addressable.
5047 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5048 function split out from ...
5049 (get_constraint_for_1): ... here.
5050 (handle_rhs_call): Use it to mark the return slot escaped if
5051 it is addressable and NRV was applied.
5053 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5055 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5056 Change first argument type to location_t.
5057 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5058 Do not set input_location.
5059 Use loc instead of input_location throughout.
5061 2009-06-13 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/40421
5064 * tree-predcom.c (should_unroll_loop_p): Remove.
5065 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5067 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5069 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5070 Add location argument.
5072 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5074 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5076 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5077 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5078 * config/spu/spu-protos.h: Add location to
5079 spu_resolve_overloaded_builtin.
5080 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5081 spu_build_builtin_va_list.
5082 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5083 argument. Pass location to build_function_call_vec.
5084 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5086 (emit_fpu_switch): Same.
5087 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5088 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5089 to build_decl and create_artificial_label.
5090 (xtensa_gimplify_va_arg_expr): Same.
5091 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5092 (xstormy16_gimplify_va_arg_expr): Same.
5093 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5094 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5095 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5096 (mips16_build_function_stub): Same.
5097 (mips16_build_call_stub): Same.
5099 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5102 * arm/constraints.md (Pa, Pb): New constraints.
5103 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5104 split pattern to deal with them.
5106 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5108 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5109 fix index entry for -Xpreprocessor.
5111 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5114 Add location argument to build_decl call.
5115 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5116 (rs6000_init_builtins): Same.
5117 (spe_init_builtins): Same.
5118 (rs6000_gimplify_va_arg): Add location argument to
5119 create_artificial_label call.
5121 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5123 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5124 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5125 * Makefile.in: Fix GGC dependency for gcse.o.
5127 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5129 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5130 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5131 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5133 * c-parser.c (c_parser_binary_expression): Use current column while
5134 building binary operations.
5135 * common.opt (fshow-column): Enable by default.
5136 * tree-vrp.c (check_array_ref): Use warning_at.
5137 (check_array_bounds): Use location from call back if expr has no
5139 * tree.h: Add location argument to maybe_fold_*.
5140 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5141 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5142 (maybe_fold_offset_to_component_ref): Same.
5143 (maybe_fold_offset_to_reference): Same.
5144 (maybe_fold_offset_to_address): Same.
5145 (maybe_fold_stmt_indirect): Same.
5146 (maybe_fold_stmt_addition): Same.
5147 (fold_stmt_r): Pass location to maybe_fold_*.
5148 (fold_gimple_assign): Same.
5149 * c-tree.h: Add location argument to finish_decl,
5150 default_function_array_conversion, store_init_value.
5151 * c-decl.c (define_label): Use error_at.
5152 (c_make_fname_decl): Pass location to finish_decl.
5153 (finish_decl): New location argument.
5154 (build_compound_literal): Pass location to store_init_value.
5155 (grokdeclarator): Pass location to finish_decl.
5157 * c-typeck.c (array_to_pointer_conversion): New location argument.
5158 (function_to_pointer_conversion): Same.
5159 (default_function_array_conversion): Same.
5160 (parser_build_unary_op): Pass location to overflow_warning.
5161 (parser_build_binary_op): Same. Use warning_at.
5162 (build_unary_op): Pass location to array_to_pointer_conversion.
5163 (build_c_cast): Pass location to digest_init.
5164 (build_modify_expr): New location argument.
5165 (convert_for_assignment): Same.
5166 (store_init_value): Same.
5167 (digest_init): Same.
5168 (output_init_element): Pass location to digest_init and
5169 array_to_pointer_conversion.
5170 (c_finish_return): Pass location to convert_for_assignment.
5171 * gimplify.c (gimplify_conversion): Pass location to
5172 maybe_fold_offset_to_address.
5173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5174 to maybe_fold_stmt_addition.
5175 * c-omp.c (c_finish_omp_atomic): Pass new location to
5177 (c_finish_omp_for): Same.
5178 * c-common.c (overflow_warning): New argument.
5179 * c-common.h: New argument to build_modify_expr, overflow_warning.
5180 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5182 (c_parser_initializer): Pass location to
5183 default_function_array_conversion.
5184 (c_parser_initelt): Same.
5185 (c_parser_initval): Same.
5186 (c_parser_asm_operands): Same.
5187 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5188 (c_parser_conditional_expression): Same.
5189 (c_parser_binary_expression): Add location info to stack. Use it.
5190 (c_parser_unary_expression): Pass location to
5191 default_function_array_conversion, parser_build_unary_op,
5192 build_indirect_ref, c_parser_postfix_expression_after_primary.
5193 (c_parser_postfix_expression_after_primary): New location argument.
5195 (c_parser_expression_conv): Pass location to
5196 default_function_array_conversion.
5197 (c_parser_expr_list): Same.
5198 (c_parser_omp_atomic): Same.
5199 (c_parser_omp_for_loop): Same.
5200 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5201 (build_array_declarator): New argument.
5202 * c-decl.c (build_array_declarator): Add location argument.
5203 (grokdeclarator): Set id_loc for cdk_array.
5204 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5205 build_array_declarator.
5206 * tree.c (build_omp_clause): Add location argument.
5207 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5208 (OMP_CLAUSE_LOCATION): New macro.
5209 (struct tree_omp_clause): Add location field.
5210 (build_omp_clause): Add argument.
5211 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5212 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5214 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5215 (cp_parser_omp_clause_collapse): Same.
5216 (cp_parser_omp_clause_default): Same.
5217 (cp_parser_omp_clause_if): Same.
5218 (cp_parser_omp_clause_nowait): Same.
5219 (cp_parser_omp_clause_num_threads): Same.
5220 (cp_parser_omp_clause_ordered): Same.
5221 (cp_parser_omp_clause_schedule): Same.
5222 (cp_parser_omp_clause_untied): Same.
5223 (cp_parser_omp_for_loop): Same.
5224 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5225 * c-tree.h (c_start_case): Add location argument.
5226 (c_process_expr_stmt): Same.
5227 (c_finish_goto_*): Same.
5228 * tree-parloops.c (initialize_reductions): Pass location to
5230 (create_parallel_loop): Same.
5231 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5232 (gfc_trans_omp_reduction_list): Same.
5233 (gfc_trans_omp_clauses): Same.
5234 (gfc_trans_omp_do): Same.
5235 * c-typeck.c (c_finish_goto_label): Same.
5236 (c_finish_goto_ptr): New location argument.
5237 (c_start_case): Same.
5238 (emit_side_effect_warnings): Same.
5239 (c_process_expr_stmt): Same.
5240 (c_finish_stmt_expr): Same.
5241 (c_finish_omp_clauses): Use error_at instead of error.
5242 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5244 * c-omp.c (c_split_parallel_clauses): New location argument.
5245 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5246 to build_omp_clause.
5247 (convert_local_reference_stmt): Same.
5248 (convert_gimple_call): Same.
5249 * c-common.h (c_split_parallel_clauses): New argument.
5250 * c-parser.c (c_parser_statement_after_labels): Pass location to
5251 c_finish_goto_label.
5252 (c_parser_switch_statement): Pass location to c_start_case.
5253 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5254 and c_process_expr_stmt.
5255 (c_parser_omp_variable_list): Add location argument.
5256 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5257 (c_parser_omp_clause_default): Same.
5258 (c_parser_omp_clause_if): Same.
5259 (c_parser_omp_clause_num_threads): Same.
5260 (-c_parser_omp_clause_ordered): Same.
5261 (c_parser_omp_clause_reduction): Pass location to
5262 c_parser_omp_variable_list.
5263 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5264 (c_parser_omp_clause_untied): Same.
5265 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5266 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5268 * c-tree.h (check_for_loop_decls, undeclared_variable,
5269 build_component_ref, build_array_ref, build_external_ref,
5270 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5271 build_conditional_expr, build_compound_expr, c_cast_expr,
5272 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5273 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5275 * c-semantics.c (build_stmt): Same.
5276 (build_case_label): Same.
5277 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5278 (undeclared_variable): New argument.
5280 (lookup_label): Pass location on down.
5281 (define_label): Same.
5282 (finish_decl): Same.
5283 (build_compound_literal): Same.
5284 (finish_struct): Same.
5285 (finish_function): Do not set location here.
5286 (check_for_loop_decls): New argument.
5287 * tree.c (save_expr): Set location.
5288 (build_empty_stmt): New argument.
5289 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5290 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5291 * builtins.c (gimplify_va_arg_expr): Use locations.
5292 (expand_builtin_sync_operation): Same.
5293 * c-typeck.c (build_component_ref): New argument.
5294 (build_array_ref): Same.
5295 (build_external_ref): Same.
5296 (c_expr_sizeof_expr): Same.
5297 (c_expr_sizeof_type): Same.
5298 (parser_build_unary_op): Same.
5299 (build_conditional_expr): Same.
5300 (build_compound_expr): Pass location on down.
5301 (build_compound_expr): New argument.
5302 (build_c_cast): Same.
5303 (c_cast_expr): Same.
5304 (build_asm_expr): Same.
5305 (c_finish_return): Same.
5306 (c_process_expr_stmt): Pass location on down.
5307 (c_finish_stmt_expr): New argument.
5308 (push_clenaup): Same.
5309 (c_finish_omp_parallel): Same.
5310 (c_finish_omp_task): Same.
5311 * gimplify.c (gimplify_call_expr): Pass location on down.
5312 * c-omp.c (c_finish_omp_master): New argument.
5313 (c_finish_omp_critical): Same.
5314 (c_finish_omp_ordered): Same.
5315 (c_finish_omp_barrier): Same.
5316 (-c_finish_omp_taskwait): Same.
5317 (c_finish_omp_atomic): Same.
5318 (c_finish_omp_flush): Same.
5319 * tree-inline.c (copy_tree_body_r): Pass location on down.
5320 (inline_forbidden_p): Remove use of input_location.
5321 * c-gimplify.c (c_build_bind_expr): New argument.
5322 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5323 (c_sizeof_or_alignof_type): New argument.
5324 (c_alignof_expr): Same.
5325 (build_va_arg): Same.
5326 (c_add_case_label): Same.
5327 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5328 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5329 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5330 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5331 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5332 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5334 * stub-objc.c (objc_build_selector_expr): Same.
5335 (objc_build_throw_stmt): Same.
5336 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5337 (c_parser_initelt): Same.
5338 (c_parser_compound_statement): Same.
5339 (c_parser_compound_statement_nostart): Same.
5340 (c_parser_label): Same.
5341 (c_parser_statement_after_labels): Same.
5342 (c_parser_if_body): Same.
5343 (c_parser_else_body): Same.
5344 (c_parser_if_statement): Same.
5345 (c_parser_switch_statement): Same.
5346 (c_parser_while_statement): Same.
5347 (c_parser_do_statement): Same.
5348 (c_parser_for_statement): Same.
5349 (c_parser_asm_statement): Same.
5350 (c_parser_conditional_expression): Same.
5351 (c_parser_binary_expression): Same.
5352 (c_parser_cast_expression): Same.
5353 (c_parser_unary_expression): Same.
5354 (c_parser_sizeof_expression): Same.
5355 (c_parser_alignof_expression): Same.
5356 (c_parser_postfix_expression): Same.
5357 (c_parser_expression): Same.
5358 (c_parser_objc_receiver): Same.
5359 (c_parser_omp_variable_list): Same.
5360 (c_parser_omp_structured_block): Same.
5361 (c_parser_omp_atomic): New argument.
5362 (c_parser_omp_barrier): Same.
5363 (c_parser_omp_critical): Same.
5364 (c_parser_omp_flush): Pass location on down.
5365 (c_parser_omp_for_loop): New argument.
5366 (c_parser_omp_for): Same.
5367 (c_parser_omp_master): Same.
5368 (c_parser_omp_ordered): Same.
5369 (c_parser_omp_sections_scope): Same.
5370 (c_parser_omp_sections): Same.
5371 (c_parser_omp_parallel): Same.
5372 (c_parser_omp_single): Same.
5373 (c_parser_omp_task): Same.
5374 (c_parser_omp_taskwait): Pass location on down.
5375 (c_parser_omp_construct): Same.
5376 (c_parser_omp_threadprivate): Same.
5377 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5378 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5379 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5380 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5381 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5382 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5383 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5384 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5385 config/i386/i386.c, stmt.c:
5386 Add location argument to the following function definitions and/or
5387 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5388 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5389 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5390 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5391 do_case, c_finish_bc_stmt, build_compound_literal,
5392 build_function_call.
5393 * c-decl.c (build_compound_literal): Add location argument.
5394 Make all diagnostic calls use location.
5395 (start_struct): Same.
5396 (finish_struct): Same.
5398 (build_enumerator): Same.
5399 (start_function): Same.
5400 (grokdeclarator): Make all diagnostic calls use location.
5401 (store_parm_decls_oldstyle): Same.
5402 * c-typeck.c (build_function_call): Add location argument.
5403 Make all diagnostic calls use location.
5405 (c_finish_bc_stmt): Same.
5406 * tree-nested.c (get_trampoline_type): Add argument.
5407 Pass location to build_decl.
5408 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5409 * rtl.h (RTL_LOCATION): New.
5410 * c-common.c (c_add_case_label): Add location argument.
5411 Make all diagnostic calls use location.
5412 * c-common.h: Add location argument to make_fname_decl, do_case,
5413 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5414 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5415 Set it appropriately for every case. Pass enum_loc to start_enum
5416 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5418 (c_parser_struct_or_union_specifier): Save location. Use it for
5419 start_struct, finish_struct, and parser_xref_tag.
5421 2009-06-12 Ian Lance Taylor <iant@google.com>
5423 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5425 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5426 cpp_opts->warn_cxx_operator_names.
5428 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5431 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5432 is returns NULL and OP is a VCE, look through the VCE.
5434 2009-06-12 Ian Lance Taylor <iant@google.com>
5437 * collect2.c (main): Use CONST_CAST2 in code inside #if
5438 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5440 2009-06-12 Joey Ye <joey.ye@intel.com>
5443 * cfgexpand.c (get_decl_align_unit): Update
5444 max_used_stack_slot_alignment with align instead of
5445 stack_alignment_needed.
5447 * function.c (assign_stack_local_1): Update
5448 max_used_stack_slot_alignment with alignment_in_bits instead
5449 of stack_alignment_needed.
5450 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5453 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5455 * dwarf2out.c (last_var_location_insn): New variable.
5456 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5457 (dwarf2out_var_location): Don't record anything after last real
5458 insn. Only change labels if there were any real instructions
5459 in between last note and this one, or if changed sections.
5461 2009-06-11 Richard Henderson <rth@redhat.com>
5463 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5464 note when storing the frame pointer in a register.
5465 (FRP): Don't redefine to nothing for epilogue.
5466 (alpha_expand_epilogue): Mark register and sp restores.
5467 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5469 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5470 when gen_lowpart is needed.
5472 2009-06-11 Richard Henderson <rth@redhat.com>
5474 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5476 * dwarf2out.c (need_data_align_sf_opcode): New.
5477 (div_data_align): Move earlier.
5478 (def_cfa_1, reg_save): Use it.
5480 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5482 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5483 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5484 (ix86_handle_option): Handle OPT_mcrc32.
5485 (ix86_target_string): Add -mcrc32.
5486 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5488 * config/i386/i386.h (TARGET_CRC32): New.
5490 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5491 (sse4_2_crc32di): Likewise.
5493 * config/i386/i386.opt (mcrc32): New.
5495 * doc/invoke.texi: Document -mcrc32.
5497 2009-06-11 Richard Henderson <rth@redhat.com>
5499 * common.opt (gdwarf-): Accept a version number.
5500 * doc/invoke.texi (gdwarf-): Update docs.
5501 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5502 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5503 version level, and record it.
5505 * dwarf2.h (DW_CIE_VERSION): Remove.
5506 * dwarf2out.c (DWARF_VERSION): Remove.
5507 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5508 (output_call_frame_info): Use CIE version 3 for dwarf3,
5509 or if the return register column is out of range for version 1.
5510 (dwarf_stack_op_name): Add all dwarf3 values.
5511 (DEBUG_PUBTYPES_SECTION): New.
5512 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5513 encoding change for dwarf3.
5514 (output_die) [dw_val_class_die_ref]: Likewise.
5515 (output_compilation_unit_header): Emit correct version for dwarf3.
5516 (output_line_info): Likewise.
5517 (output_pubnames): Update for DWARF_VERSION removal.
5518 (output_aranges): Likewise.
5519 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5520 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5521 (dwarf2out_finish): Likewise.
5523 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5525 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5528 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5531 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5532 * builtins.c (expand_builtin_unreachable): New function.
5533 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5534 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5535 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5537 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5538 searching for missing barriers.
5540 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5542 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5543 when -fprofile-generate* was passed.
5544 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5546 2009-06-11 Anthony Green <green@moxielogic.com>
5548 * config/moxie/moxie.md: Define length attribute for all instructions.
5550 (*b<cond:code>): Support limited branch ranges for new PC-relative
5551 branch instructions.
5552 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5554 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5556 * config/i386/i386.c (min_insn_size): Use get_attr_length
5557 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5560 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5561 instead of emit_insn_before.
5563 2009-06-10 Ian Lance Taylor <iant@google.com>
5566 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5569 2009-06-10 Revital Eres <eres@il.ibm.com>
5571 * passes.c (init_optimization_passes): Reschedule
5572 predictive-commoning pass before complete unroll pass.
5574 2009-06-10 Martin Jambor <mjambor@suse.cz>
5576 * cgraph.c (cgraph_node_can_be_local_p): New function.
5577 (cgraph_make_node_local): New function.
5578 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5579 (cgraph_make_node_local): Declare.
5581 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5583 * tree.h (tree_base): Add packed_flag and user_align fields.
5584 Decrease size of spare field.
5585 (TYPE_USER_ALIGN): Use user_align from tree_base.
5586 (DECL_USER_ALIGN): Likewise.
5587 (TYPE_PACKED): Use packed_flag from tree_base.
5588 (DECL_PACKED): Likewise.
5589 (tree_type): Delete packed_flag and user_align fields. Widen
5590 precision field. Widen mode field and shuffle fields to align
5591 mode on an 8-bit boundary.
5592 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5593 Renumber decl_flag_* fields. Fix comments. Widen
5594 decl_common_unused field.
5595 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5596 (DECL_EXTERNAL): Likewise.
5597 (DECL_BIT_FIELD): Likewise.
5598 (DECL_NONADDRESSABLE_P): Likewise.
5599 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5600 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5602 2009-06-10 Ian Lance Taylor <iant@google.com>
5604 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5605 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5606 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5607 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5608 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5609 DEF_VEC_ALLOC_FUNC_P.
5610 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5611 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5612 DEF_VEC_ALLOC_FUNC_O.
5613 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5614 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5615 DEF_VEC_ALLOC_FUNC_I.
5616 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5617 (vec_stack_p_reserve_exact_1): Declare.
5618 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5619 (vec_stack_free): Declare.
5620 (VEC_stack_alloc): Define.
5621 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5622 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5623 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5624 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5626 (stack_vecs): New static variable.
5627 (vec_stack_p_reserve_exact_1): New function.
5628 (vec_stack_o_reserve_1): New static function.
5629 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5630 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5631 (vec_stack_free): New function.
5632 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5633 (VEC_df_ref_stack_alloc): Define.
5634 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5635 DEF_VEC_ALLOC_P_STACK.
5636 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5637 (struct df_collection_rec): Change _vec fields to VEC. Remove
5639 (df_free_collection_rec): Adjust for new fields.
5640 (df_insn_rescan): Use new df_collection_rec fields.
5641 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5642 (df_ref_create_structure, df_ref_record): Likewise.
5643 (df_get_conditional_uses, df_get_call_refs): Likewise.
5644 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5645 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5646 (df_record_exit_block_uses, df_bb_verify): Likewise.
5647 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5648 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5649 Remove count parameter. Change return type to void. Change all
5651 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5652 Remove count parameter. Change return type to void. Change all
5654 (df_install_refs): Change old_vec parameter to VEC. Remove count
5655 parameter. Change all callers.
5656 (df_install_mws): Change old_vec parameter to VEC. Remove count
5657 parameter. Change all callers.
5658 (df_refs_verify): Change new_rec parameter to VEC. Change call
5660 (df_mws_verify): Likewise.
5662 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5664 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5666 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5668 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5670 2009-06-10 Anthony Green <green@moxielogic.com>
5672 * config/moxie/crti.asm: New file.
5673 * config/moxie/crtn.asm: New file.
5674 * config/moxie/moxie.c: New file.
5675 * config/moxie/moxie.h: New file.
5676 * config/moxie/sfp-machine.h: New file.
5677 * config/moxie/moxie-protos.h: New file.
5678 * config/moxie/t-moxie: Created.
5679 * config/moxie/t-moxie-softfp: Created.
5680 * config/moxie/moxie.md: Created.
5681 * config/moxie/constraints.md: Created.
5682 * config.gcc: Add moxie support.
5683 * doc/md.texi (Machine Constraints): Add moxie constraints.
5684 * doc/contrib.texi (Contributors): Mention moxie port.
5685 * doc/install.texi (Specific): Mention the moxie port.
5687 2009-06-09 Ian Lance Taylor <iant@google.com>
5689 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5691 * optabs.c (optab_table): Only use designated initializers if
5692 HAVE_DESIGNATED_INITIALIZERS is defined.
5693 (convert_optab_table): Likewise.
5694 (init_optabs): Always call init_insn_codes if
5695 HAVE_DESIGNATED_INITIALIZERS is not defined.
5697 2009-06-09 Ian Lance Taylor <iant@google.com>
5699 * targhooks.c (default_builtin_vectorized_function): Change fn
5700 parameter to unsigned int.
5701 (default_builtin_vectorized_conversion): Change code parameter to
5703 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5704 * targhooks.h: Update declarations.
5705 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5706 parameter to unsigned int.
5708 * c-typeck.c (comptypes_check_enum_int): New static function.
5709 (comptypes_internal): Add enum_and_int_p parameter. Change all
5711 (comp_target_types): Add location parameter. Change all callers.
5712 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5714 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5715 (build_conditional_expr): Add colon_loc parameter. Change all
5717 (convert_for_assignment): Add location parameter. Change all callers.
5718 * c-parser.c (c_parser_conditional_expression): Pass location of
5719 colon to build_conditional_expr.
5720 * c-tree.h (build_conditional_expr): Update declaration.
5722 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5724 * graphite.c: Revert previous patch.
5726 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5729 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5731 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5733 * tree-ssa-loop-prefetch.c
5734 (loop_prefetch_arrays): Fixed a portability problem in printf format
5737 2009-06-09 Martin Jambor <mjambor@suse.cz>
5739 PR tree-optimization/40351
5740 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5741 refrence to a potential artifical subaccess can be constructed.
5743 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5745 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5746 (sh_override_options): Likewise.
5747 * config/sh/sh.c: Include params.h.
5748 (sh_optimization_options): New.
5749 (sh_override_options): Likewise.
5750 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5751 (OVERRIDE_OPTIONS): Use sh_override_options.
5753 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5755 * dwarf2out.c (emit_cfa_remember): New variable.
5756 (add_fde_cfi): If emit_cfa_remember, recurse to add
5757 DW_CFA_remember_state first.
5758 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5759 instead just set emit_cfa_remember.
5761 2009-06-08 Jan Hubicka <jh@suse.cz>
5764 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5766 2009-06-08 Jan Hubicka <jh@suse.cz>
5769 * cgraphunit.c (save_inline_function_body): Do not copy transform
5770 hooks for saved inline bodies.
5771 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5774 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5776 * jump.c (returnjump_p): Handle delayed branches. Add missing
5779 2009-06-08 Jan Hubicka <jh@suse.cz>
5782 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5783 original node might've been modified.
5784 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5786 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5788 * tree-object-size.c (addr_object_size): Add OSI argument.
5789 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5790 (compute_builtin_object_size, expr_object_size): Adjust callers.
5791 (plus_stmt_object_size): Call addr_object_size instead of
5792 compute_builtin_object_size.
5794 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5795 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5797 * tree-ssa-loop-prefetch.c
5798 (gather_memory_references): Introduced a counter for the number of
5800 (anything_to_prefetch_p): Introduced a counter for the number of
5802 (is_loop_prefetching_profitable): New function with a cost model
5804 (loop_prefetch_arrays): Use the new cost model to determine if
5805 prefetching is profitable.
5806 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5807 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5808 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5809 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5810 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5811 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5813 2009-06-08 Michael Matz <matz@suse.de>
5816 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5817 partitions use the same.
5818 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5819 for basevars of SSA_NAMEs.
5820 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5821 to not expand them twice.
5822 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5825 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5827 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5828 (fdump-final-insns=, gtoggle): New.
5829 * doc/invoke.texi: Document them.
5830 * final.c (rest_of_clean_state): Dump final insn stream.
5831 * gcc.c (invoke_as): Hook in -fcompare-debug.
5832 (static_spec_functions): Add compare-debug-dump-opt,
5833 compare-debug-self-opt and compare-debug-auxbase-opt.
5834 (compare_debug, compare_debug_second, compare_debug_opt): New.
5835 (switches_debug_check, n_switches_debug_check): New.
5836 (debug_auxbase_opt, debug_check_temp_file): New.
5837 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5839 (do_self_spec): Handle arguments after switches.
5840 (do_spec_1): Add .gk extension to temp file basenames for compare.
5841 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5842 (cc1_options): Use it instead of normal auxbase computation for
5843 the second compare-debug compilation.
5844 (compare_files): New.
5845 (main): Set up and implement compare debug mode.
5846 (compare_debug_dump_opt_spec_function): New.
5847 (compare_debug_self_opt_spec_function): New.
5848 (compare_debug_auxbase_opt_spec_function): New.
5849 * toplev.c (process_options): Handle flag_gtoggle,
5850 flag_dump_final_insns.
5851 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5852 during -fcompare-debug-second compilation.
5854 2009-06-07 Ian Lance Taylor <iant@google.com>
5856 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5857 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5859 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5860 with no default node. Change warning with %H to warning_at.
5861 Don't clear warn_switch around case checking.
5862 * doc/invoke.texi (Warning Options): Clarify distinction between
5863 -Wswitch and -Wswitch-enum.
5865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5867 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5869 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5871 * gbl-ctors.h: Add header guard.
5873 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5875 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5876 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5877 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5878 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5879 prototypes for removed functions.
5880 (expressions_equal_p): Move to ...
5881 * tree-ssa-sccvn.h: ... here and ...
5882 * matrix-reorg.c: ... adjust includes.
5884 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5886 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5888 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5890 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5891 (finish_function): Remove erroneous whitespace.
5893 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5895 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5896 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5898 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5900 * errors.c (internal_error): Commentary typo fix.
5901 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5902 * tree-ssa-pre.c: Ditto.
5904 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5906 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5907 them is supposed to hold actual statements.
5909 2009-06-06 Ian Lance Taylor <iant@google.com>
5911 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5912 empty statements can now have attributes.
5914 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5916 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5917 * config/mips/mips.md: Ditto.
5919 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5921 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5923 (__eabi_uconvert): Likewise.
5925 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5927 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5928 CFI_* definitions with IN_GCC.
5930 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5932 * xcoffout.h (xcoffout_source_line): Update prototype.
5934 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5936 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5937 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5939 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5942 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5943 inlined_function_outer_scope_p blocks for artificial inlines
5945 * tree.c (tree_nonartificial_location): Rewrite using
5946 block_nonartificial_location.
5948 2009-06-05 Revital Eres <eres@il.ibm.com>
5949 Leehod Baruch <leehod@il.ibm.com>
5951 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5952 (expand_expr_real_1): Remove comment.
5953 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5954 Vectorize misaligned access when the target supports it.
5955 (vect_supportable_dr_alignment): Check for unaligned access support.
5956 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5959 2009-06-05 Julian Brown <julian@codesourcery.com>
5961 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5962 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5964 2009-06-05 Richard Guenther <rguenther@suse.de>
5967 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5970 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5972 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5973 (save_gprs): Don't tell unwinder when a global register is saved.
5974 (s390_emit_epilogue): Emit needed epilogue unwind info.
5976 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5978 * dwarf2out.c (deferred_asm_name): New.
5979 (add_name_and_src_coords_attributes): Defer creation of
5980 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5982 (move_linkage_attr): New.
5983 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5986 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5988 * tree-nested.c (finalize_nesting_tree_1): Declare the
5989 frame_decl in the binding tree.
5991 2009-06-04 Cary Coutant <ccoutant@google.com>
5993 * basic-block.h (struct basic_block_def): Add discriminator field.
5994 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5996 * debug.c (do_nothing_debug_hooks): Add additional entry.
5997 (debug_nothing_int_charstar_int): New function.
5998 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5999 (debug_nothing_int_charstar_int): New declaration.
6000 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6001 discriminator value in .loc directive.
6002 * final.c (last_discriminator): New variable.
6003 (discriminator): New variable.
6004 (final_start_function): Initialize above variables, pass current
6005 discriminator to debug hook.
6006 (notice_source_line): Check for discriminator change.
6007 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6008 * sdbout.c (sdbout_source_line): New parameter.
6009 * tree-cfg.c (struct locus_discrim_map): New structure type.
6010 (discriminator_per_locus): New hash table.
6011 (build_gimple_cfg): Allocate and free discriminator hash table.
6012 (make_edges): Call assign_discriminator.
6013 (locus_map_hash): New function.
6014 (locus_map_eq): New function.
6015 (next_discriminator_for_locus): New function.
6016 (same_line_p): New function.
6017 (assign_discriminator): New function.
6018 (make_cond_expr_edges): Call assign_discriminator.
6019 (make_gimple_switch_edges): Likewise.
6020 (first_non_label_stmt): New function.
6021 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6023 * xcoffout.c (xcoffout_source_line): Add new parameter.
6025 * configure.ac (gcc_cv_as_discriminator): New configury check for
6026 gas support for discriminator.
6027 * configure: Regenerate.
6028 * config.in: Regenerate.
6030 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6032 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6033 val after checking for integers.
6035 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6037 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6039 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6040 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6041 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6042 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6043 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6044 X64_SSE_REGPARM_MAX.
6045 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6046 X64_SSE_REGPARM_MAX.
6048 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6050 * gcc.c (report_times_to_file): New.
6051 (execute): Implement it.
6052 (process_command): Support -time=.
6053 * doc/invoke.texi: Document it.
6055 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6057 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6058 that have value exprs.
6060 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6062 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6063 declarations for constants until...
6064 (dw2_output_indirect_constant_1): ... this point.
6066 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6069 * arm.md (arm_addsi3): Don't try to split an add with an
6070 eliminable register until after reload has completed.
6072 2009-06-03 Ian Lance Taylor <iant@google.com>
6074 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6075 * genattrtab.c (write_length_unit_log): Likewise.
6076 * genchecksum.c (dosum): Likewise.
6077 * gengtype.c (write_rtx_next): Likewise.
6078 (finish_root_table, write_roots): Likewise.
6079 * gimple.c (gimple_ops_offset_): Likewise.
6080 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6081 * config/arc/arc.c (arc_attribute_table): Likewise.
6082 * config/arm/arm.c (arm_attribute_table): Likewise.
6083 * config/avr/avr.c (avr_attribute_table): Likewise.
6084 * config/crx/crx.c (crx_attribute_table): Likewise.
6085 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6086 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6087 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6088 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6089 * config/sh/sh.c (sh_attribute_table): Likewise.
6090 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6091 * config/spu/spu.c (spu_attribute_table): Likewise.
6092 * config/v850/v850.c (v850_attribute_table): Likewise.
6094 * config/alpha/alpha.c (vms_attribute_table): Make static.
6095 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6096 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6097 * config/mips/mips.c (mips_attribute_table): Likewise.
6099 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6101 (cc1-checksum.o): Likewise.
6103 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6105 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6107 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6109 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6110 insn if it is changing sp. Use gen_add3_insn instead of
6111 conditionally gen_addsi3 and gen_adddi3.
6112 (offset_below_red_zone_p): New static inline function.
6113 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6114 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6115 * config/rs6000/ppc-asm.h: Include auto-host.h.
6116 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6117 CFI_RESTORE): Define.
6118 * config/rs6000/crtresxgpr.asm: Add unwind info.
6119 * config/rs6000/crtresxfpr.asm: Likewise.
6120 * config/rs6000/crtresgpr.asm: Likewise.
6121 * config/rs6000/crtresfpr.asm: Likewise.
6122 * config/rs6000/crtsavgpr.asm: Likewise.
6123 * config/rs6000/crtsavfpr.asm: Likewise.
6125 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6126 argument of DWARF2_FRAME_REG_OUT macros.
6128 2009-06-03 Julian Brown <julian@codesourcery.com>
6130 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6131 words or less (including TImode) in core registers.
6133 2009-06-03 Richard Guenther <rguenther@suse.de>
6136 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6138 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6140 * statistics.c (statistics_counter_event): Do not record event
6141 in pass dump if its number == -1.
6142 (curr_statistics_hash): Add assert that we never get passes
6143 with static number == -1.
6145 2009-06-03 Richard Guenther <rguenther@suse.de>
6146 Andrey Belevantsev <abel@ispras.ru>
6148 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6149 non-BLKmode arrays addressable.
6151 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6153 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6154 * config/m68k/m68k.h: ... here.
6155 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6158 2009-06-03 Martin Jambor <mjambor@suse.cz>
6160 PR tree-optimization/40323
6161 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6164 2009-06-03 Richard Guenther <rguenther@suse.de>
6166 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6169 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6171 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6172 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6173 JUMP_TABLE_DATA_P where applicable.
6174 * config/sh/sh.c: Ditto.
6175 * config/sh/sh.h: Ditto.
6176 * config/sh/sh.md: Ditto.
6177 * config/sh/symbian.c: Ditto.
6179 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6181 * config/i386/driver-i386.c (describe_cache): Optimize
6182 concatenation of strings. Use snprintf instead of sprintf.
6183 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6184 target when not compiling with GCC.
6186 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6188 * config/sh/sh.c: Revert last change.
6189 (sh_expand_epilogue): Emit a blockage insn before the frame
6190 pointer adjustment unconditionally.
6192 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6194 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6195 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6196 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6197 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6198 to COLLECT_GCC_OPTIONS.
6200 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6202 * collect2.c (target_system_root): New variable.
6203 (main): Handle --sysroot=.
6204 (ignore_library): Strip the sysroot from the library path.
6206 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6208 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6209 (collect2.o): Depend on collect2-aix.h.
6210 (collect2-aix.o): New rule.
6211 * collect2-aix.h: New file.
6212 * collect2-aix.c: Likewise.
6213 * collect2.c: Include collect2-aix.h. Don't undefine
6214 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6215 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6216 Use TARGET_AIX_VERSION instead of _AIX51.
6217 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6218 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6219 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6220 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6221 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6223 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6225 * collect2.c (ignore_library): Avoid premature post-increment
6228 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6230 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6231 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6232 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6233 CROSS_DIRECTORY_STRUCTURE too.
6234 (LINK_LIBG_SPEC): Likewise.
6235 (LIB_SPEC): Add %R to sysroot paths.
6236 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6237 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6238 * config/rs6000/aix51.h: As for aix43.h.
6239 * config/rs6000/aix52.h: Likewise.
6240 * config/rs6000/aix53.h: Likewise.
6241 * config/rs6000/aix61.h: Likewise.
6242 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6243 to the beginning of sysroot paths.
6245 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6247 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6248 INSN_LISTs that are out of the REG_NOTE range.
6250 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6252 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6253 (struct var_to_expand): Likewise.
6254 (struct opt_info): Add head and tail for linked lists of the above.
6255 (analyze_insn_to_expand_var): Initialize next.
6256 (analyze_iv_to_split_insn): Likewise.
6257 (analyze_insns_in_loop): Create linked lists.
6258 (allocate_basic_variable): Simplify for use without hash table.
6259 (insert_var_expansion_initialization): Likewise, make it type-safer.
6260 (combine_var_copies_in_loop_exit): Likewise.
6261 (apply_opt_in_copies): Walk lists rather than hash tables.
6262 (release_var_copies): Simplified and inlined by hand into...
6263 (free_opt_info): ... this function.
6265 2009-06-02 Richard Guenther <rguenther@suse.de>
6267 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6270 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6272 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6273 only for builtins that are not overridden.
6275 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6277 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6280 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6282 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6284 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6286 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6288 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6290 * common.opt (fdump-unnumbered-links): New.
6291 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6292 * print-rtl.c (flag_dump_unnumbered_links): New.
6293 (print_rtx): Test it.
6295 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6297 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6298 push/pop multiple to 8-byte alignment.
6300 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6302 * config/i386/i386.c (queued_cfa_restores): New static variable.
6303 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6305 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6306 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6307 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6308 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6309 note unconditionally.
6310 (ix86_emit_restore_regs_using_mov): Likewise.
6311 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6312 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6313 it through to ix86_emit_restore_reg_using_pop.
6314 (ix86_emit_leave): Add RED_OFFSET argument. Call
6315 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6316 instead of adding REG_CFA_OFFSET note unconditionally.
6317 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6318 the above functions. Call ix86_add_queued_cfa_restore_notes when
6321 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6322 force output of the label even for dwarf2out_do_cfi_asm.
6323 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6324 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6325 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6327 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6328 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6329 dwarf2out_cfi_label callers.
6330 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6331 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6332 Adjust dwarf2out_cfi_label callers.
6333 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6335 * config/i386/i386.h (struct machine_cfa_state,
6336 struct machine_function): Guard with ifndef USED_FOR_TARGET
6337 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6340 * emutls.c (__emutls_get_address): Change arr->size to mean number
6341 of allocated arr->data entries instead of # of slots + 1.
6344 * recog.c (peep2_reinit_state): New function.
6345 (peephole2_init_state): Use it at the end of a basic block and also
6346 when seeing a RTX_FRAME_RELATED_P insn.
6348 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6350 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6351 fixuns_truncrfdi2): New.
6352 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6353 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6354 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6355 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6356 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6357 *recip_approx): Remove.
6358 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6359 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6360 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6362 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6365 2009-06-01 Ian Lance Taylor <iant@google.com>
6367 * attribs.c (register_attribute): Use CONST_CAST.
6368 * collect2.c (main): Use CONST_CAST2.
6369 (scan_prog_file): Likewise.
6370 * gcc.c (process_command, main): Likewise.
6371 * toplev.c (toplev_main): Likewise.
6373 * c-typeck.c (handle_warn_cast_qual): New static function,
6374 partially broken out of build_c_cast.
6375 (build_c_cast): Call handle_warn_cast_qual.
6376 * doc/invoke.texi (Warning Options): Document new effect of
6379 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6381 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6382 (diagnostic_report_current_module): Print columns.
6383 * common.opt (flag_show_column): Enable by default.
6385 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6387 * alias.c (find_base_term): Check for NULL term before returning.
6389 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6391 Revert due to PR40320:
6392 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6393 * calls.c (emit_library_call_value_1): Don't force_operand for move
6396 2009-06-01 Olivier Hainque <hainque@adacore.com>
6397 Eric Botcazou <ebotcazou@adacore.com>
6399 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6400 to be processed as a bitfield for constructor output purposes.
6401 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6403 * varasm.c (oc_local_state): New type, output_constructor
6404 local state to support communication with helpers.
6405 (oc_outer_state): New type, output_constructor outer state of
6406 relevance in recursive calls.
6407 (output_constructor_array_range): New output_constructor helper,
6408 extracted code for an array range element.
6409 (output_constructor_regular_field): New output_constructor helper,
6410 extracted code for an element that is not a bitfield.
6411 (output_constructor_bitfield): New output_constructor helper,
6412 extracted code for a bitfield element. Accept an OUTER state
6413 argument for recursive processing. Recurse on record or array
6414 CONSTRUCTOR values, possibly past noop conversions.
6415 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6416 VALUE is a valid constant-valued expression for use in a static
6417 bit-field initializer.
6418 (output_constructor): Rework to use helpers. Accept and honor an
6419 OUTER state argument for recursive calls. Return total size. Be
6420 prepared for nested constructors initializing bitfields.
6421 (output_constant): Feed OUTER in calls to output_constructor.
6423 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6425 * calls.c (emit_library_call_value_1): Don't force_operand for move
6428 2009-06-01 Nick Clifton <nickc@redhat.com>
6430 * doc/invoke.texi (IA-64 Options): Fix typo.
6432 2009-06-01 Ira Rosen <irar@il.ibm.com>
6434 PR tree-optimization/39129
6435 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6437 (vect_do_peeling_for_loop_bound): Use
6438 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6439 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6440 (vect_loop_versioning): Likewise.
6441 (vect_create_cond_for_alias_checks): Fix indentation.
6442 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6444 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6445 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6446 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6447 "control flow in loop".
6448 (vect_estimate_min_profitable_iters): Use
6449 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6450 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6451 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6452 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6453 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6454 statement belongs to a group of strided accesses with the exact code
6456 (vectorizable_load): Likewise.
6457 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6458 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6460 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6462 * config/freebsd-stdint.h: New file.
6463 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6464 Add freebsd-stdint.h to tm_file.
6466 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6468 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6469 (thumb2_extendhidi2): Likewise.
6471 2009-05-31 Ian Lance Taylor <iant@google.com>
6473 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6475 2009-05-31 Ian Lance Taylor <iant@google.com>
6477 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6478 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6479 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6481 2009-05-31 Jason Merrill <jason@redhat.com>
6483 * tree-pretty-print.c (print_call_name): Take the callee, not the
6484 call itself. Make non-static. Use dump_function_name for functions.
6485 (dump_generic_node): Adjust.
6486 * diagnostic.h: Declare print_call_name.
6487 * gimple-pretty-print.c (dump_gimple_call): Use it.
6489 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6491 * config/sh/sh.md (ashldi3_std): New define_expand.
6494 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6497 * config/sh/sh.c: Include debug.h.
6498 (sh_expand_epilogue): Emit a blockage insn before the frame
6499 pointer adjustment also when dwarf2out_do_frame returns true.
6501 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6503 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6504 (thumb2_extendqidi2): New pattern.
6506 2009-05-31 Ira Rosen <irar@il.ibm.com>
6508 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6509 mark phis for renaming.
6510 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6511 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6512 Call mark_sym_for_renaming.
6513 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6514 * tree-vect-loop.c (vect_transform_loop): Remove
6515 vect_memsyms_to_rename initialization and a call to
6516 mark_set_for_renaming.
6518 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6521 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6522 frame related even if !set_cfa && style < 0.
6524 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6526 * config/i386/mingw-tls.c: New file.
6527 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6528 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6529 defining _WIN32 but not __CYGWIN__.
6531 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6533 * configure.ac: Add MPC support.
6535 * config.in, configure: Regenerate.
6537 2009-05-29 Richard Henderson <rth@redhat.com>
6539 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6540 NOTE_INSN_BASIC_BLOCK.
6541 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6542 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6543 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6545 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6547 (add_cfi): Disable check redefining cfa away from drap.
6548 (lookup_cfa_1): Add remember argument; handle remember/restore.
6549 (lookup_cfa): Pass remember argument.
6550 (cfa_remember): New.
6551 (compute_barrier_args_size_1): Remove sibcall check.
6552 (dwarf2out_frame_debug_def_cfa): New.
6553 (dwarf2out_frame_debug_adjust_cfa): New.
6554 (dwarf2out_frame_debug_cfa_offset): New.
6555 (dwarf2out_frame_debug_cfa_register): New.
6556 (dwarf2out_frame_debug_cfa_restore): New.
6557 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6558 (dwarf2out_begin_epilogue): New.
6559 (dwarf2out_frame_debug_restore_state): New.
6560 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6561 DW_CFA_restore_state.
6562 (output_cfi_directive): Likewise.
6563 (convert_cfa_to_fb_loc_list): Likewise.
6564 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6565 * dwarf2out.h: Update.
6566 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6567 (copy_insn_1): Early out for null.
6568 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6569 and dwarf2out_frame_debug_restore_state.
6570 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6571 (prologue_insn_hash, epilogue_insn_hash): New.
6572 (free_after_compilation): Adjust freeing accordingly.
6573 (record_insns): Create hash table if needed; push insns into
6574 hash instead of array.
6575 (maybe_copy_epilogue_insn): New.
6576 (contains): Search hash table instead of array.
6577 (sibcall_epilogue_contains): Remove.
6578 (thread_prologue_and_epilogue_insns): Split eh_return insns
6579 and mark them as epilogues.
6580 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6581 scanning in terms of basic blocks.
6582 * insn-notes.def (CFA_RESTORE_STATE): New.
6583 * jump.c (returnjump_p_1): Accept EH_RETURN.
6584 (eh_returnjump_p_1, eh_returnjump_p): New.
6585 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6586 CFA_REGISTER, CFA_RESTORE): New.
6587 * rtl.def (EH_RETURN): New.
6588 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6590 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6591 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6593 * config/i386/i386.c (gen_push): Update cfa state.
6594 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6595 add a CFA_ADJUST_CFA note.
6596 (ix86_dwarf_handle_frame_unspec): Remove.
6597 (ix86_expand_prologue): Update cfa state.
6598 (ix86_emit_restore_reg_using_pop): New.
6599 (ix86_emit_restore_regs_using_pop): New.
6600 (ix86_emit_leave): New.
6601 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6602 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6603 * config/i386/i386.h (struct machine_cfa_state): New.
6604 (ix86_cfa_state): New.
6605 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6606 (eh_return_internal): Merge from eh_return_<mode>,
6607 use eh_return rtx, split w/ epilogue.
6609 2009-05-29 Ian Lance Taylor <iant@google.com>
6611 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6613 * calls.c (emit_library_call_value_1): Likewise.
6615 * c-typeck.c (c_build_va_arg): New function.
6616 * c-tree.h (c_build_va_arg): Declare.
6617 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6618 instead of build_va_arg.
6620 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6622 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6623 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6624 (ptr_difference_cost): Use affine combinations to compute it.
6625 (difference_cost): Likewise.
6626 (get_computation_cost_at): Compute more accurate cost for addresses
6627 if the ratio is a multiplier allowed in addresses.
6628 For non-addresses, consider that an additional offset or symbol is
6631 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6633 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6634 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6636 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6637 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6638 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6640 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6641 to 1 for TYPE_SSE{IADD1,CVT1}.
6642 (prefix_vex_imm8): Removed.
6643 (length_vex): Only pass 1 as second argument to
6644 ix86_attr_length_vex_default if prefix_extra is 0.
6645 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6646 (length): For prefix vex computation use length_immediate
6647 attribute instead of prefix_vex_imm8.
6648 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6649 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6650 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6651 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6652 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6653 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6654 a space in between the operands.
6655 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6656 if one operand is 0xff and the other one si, di, bp or sp.
6657 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6658 other one si, di, bp or sp.
6659 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6660 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6661 type and mode attributes.
6662 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6663 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6664 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6665 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6666 prefix_data16 attribute iff MODE_DF.
6667 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6668 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6669 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6670 constm128_operand in length_immediate computation.
6671 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6672 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6673 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6674 length_immediate attribute to 1.
6675 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6676 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6677 for certain alternatives.
6678 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6679 prefix_data16 attribute if MODE_V1DF.
6680 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6681 length_immediate to 1.
6682 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6683 length_address to 4, set mode attribute to MODE_DI.
6684 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6685 (fxam<mode>2_i387): Set length attribute to 4.
6686 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6687 *prefetch_3dnow_rex): Override length_address attribute.
6688 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6690 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6691 (constm128_operand): Removed.
6692 * config/i386/i386.c (memory_address_length): For
6693 disp && !index && !base in 64-bit mode account for SIB byte if
6694 print_operand_address can't optimize disp32 into disp32(%rip)
6695 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6696 for fs: or gs: segment.
6697 (ix86_attr_length_immediate_default): When checking if shortform
6698 is possible, truncate immediate to the length of the non-shortened
6700 (ix86_attr_length_address_default): Ignore MEM_P operands
6702 (ix86_attr_length_vex_default): Only check for DImode on
6703 GENERAL_REG_P operands.
6704 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6705 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6706 (sse_cvttps2pi): Clear prefix_rep attribute.
6707 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6709 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6710 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6711 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6712 iff operand 2 is const_int_operand.
6713 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6714 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6715 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6717 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6719 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6720 prefix_data16 attribute for movlpd and movhpd instructions.
6721 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6722 length_immediate for shufpd instruction.
6723 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6724 (avx_cmpp<avxmodesuffixf2c><mode>3,
6725 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6726 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6727 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6728 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6729 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6730 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6731 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6732 prefix_data16 attribute for the first alternative to 1.
6733 (*avx_loadlps): Override length_immediate for the first alternative.
6734 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6735 attributes for second alternative.
6736 (*vec_concatv2sf_sse4_1): Override length_immediate and
6737 prefix_data16 attributes for second alternative.
6738 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6739 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6740 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6741 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6742 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6743 prefix_data16 and length_immediate to 1.
6744 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6746 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6747 prefix_extra attribute for variants that don't have 0f prefix alone.
6748 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6749 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6750 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6751 *sse4_1_pextrd): Set length_immediate to 1.
6752 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6753 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6755 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6756 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6757 length_immediate to 1 for second alternative.
6758 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6759 prefix_extra and length_immediate attributes for the first
6761 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6763 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6764 to 1 for the first and third alternative.
6765 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6767 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6769 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6771 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6772 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6773 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6774 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6775 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6776 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6777 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6778 ssse3_psign<mode>3): Override prefix_rex attribute.
6779 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6780 (ssse3_palignrti): Override length_immediate to 1.
6781 (ssse3_palignrdi): Override length_immediate to 1, override
6782 prefix_rex attribute.
6783 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6784 (sse4a_extrqi): Override length_immediate to 2.
6785 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6786 (sse4a_insertq): Override prefix_data16 to 0.
6787 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6788 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6789 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6790 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6791 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6792 and length_immediate to 1.
6793 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6794 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6795 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6796 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6797 and length_immediate to 1.
6798 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6799 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6800 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6801 avx_ptest256): Override prefix_extra to 1.
6802 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6803 Override prefix_data16 and length_immediate to 1.
6804 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6805 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6806 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6807 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6808 prefix_data16 to 0 and prefix_extra to 2.
6809 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6810 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6812 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6813 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6814 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6815 and prefix_extra to 2.
6816 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6817 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6818 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6819 avx_vpermilvar<mode>3,
6820 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6821 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6822 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6823 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6824 Override prefix_extra to 1.
6825 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6826 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6827 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6828 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6829 prefix_extra and length_immediate to 1.
6830 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6832 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6833 to 1 for the first alternative.
6834 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6835 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6837 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6838 *movv2sf_internal_avx, *movv2sf_internal): Override
6839 prefix_rep attribute for certain alternatives.
6840 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6841 attributes for certain alternatives.
6842 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6843 attributes for certain alternatives.
6844 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6845 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6846 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6847 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6848 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6849 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6850 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6851 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6852 length_immediate to 1 if operand 2 is const_int_operand.
6853 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6854 *vec_extractv2si_1): Set length_immediate attribute to 1.
6855 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6856 using old 3DNOW insn rather than SSE/3DNOW_A.
6857 (mmx_emms, mmx_femms): Clear modrm attribute.
6859 2009-05-29 Martin Jambor <mjambor@suse.cz>
6861 * tree-sra.c: New implementation of SRA.
6863 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6864 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6865 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6866 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6867 (SRA_MAX_STRUCTURE_COUNT): Removed.
6868 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6869 * doc/invoke.texi (sra-max-structure-size): Removed.
6870 (sra-field-structure-ratio): Removed.
6872 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6875 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6878 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6880 PR rtl-optimization/40101
6881 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6882 seqno. Adjust comment.
6883 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6884 inserting bookkeeping before a jump, the jump is not scheduled.
6885 When no positive seqno found, provide a value. Add comment.
6887 2009-05-29 Richard Guenther <rguenther@suse.de>
6889 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6890 short-cutting on the first component.
6892 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6895 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6896 for trees other than decls/types.
6898 2009-05-29 Richard Guenther <rguenther@suse.de>
6900 * tree-ssa-operands.c (get_expr_operands): Do not handle
6901 INDIRECT_REFs in the handled-component case. Remove
6902 unused get_ref_base_and_extent case.
6903 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6904 tree_low_cst and host_integerp where possible.
6905 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6906 codes for equivalence.
6907 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6909 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6911 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6912 to tmake_file for i[34567]86-*-cygwin*.
6914 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6917 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6918 (altivec_categorize_keyword, init_vector_keywords,
6919 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6922 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6924 * tree.c (handle_dll_attribute): Check if node is
6925 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6927 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6929 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6931 (thumb2_zero_extendqidi2): Likewise.
6933 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6935 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6936 instead of gen_movrt.
6937 * config/sh/sh.md (movrt): Remove.
6939 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6941 * doc/invoke.texi (IA-64 Options):
6942 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6943 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6944 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6945 -msched-prefer-non-control-spec-insns,
6946 -msched-stop-bits-after-every-cycle,
6947 -msched-count-spec-in-critical-path,
6948 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6949 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6950 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6951 and -msched-spec-verbose.
6953 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6955 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6956 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6958 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6960 2009-05-28 Richard Guenther <rguenther@suse.de>
6962 * tree-ssa-alias.c (ao_ref_init): New function.
6963 (ao_ref_base): Likewise.
6964 (ao_ref_base_alias_set): Likewise.
6965 (ao_ref_alias_set): Likewise.
6966 (refs_may_alias_p_1): Change signature.
6967 (refs_may_alias_p): Adjust.
6968 (refs_anti_dependent_p): Likewise.
6969 (refs_output_dependent_p): Likewise.
6970 (call_may_clobber_ref_p_1): Change signature.
6971 (call_may_clobber_ref_p): Adjust.
6972 (stmt_may_clobber_ref_p_1): New function split out from ...
6973 (stmt_may_clobber_ref_p): ... here.
6974 (maybe_skip_until): Adjust signature.
6975 (get_continuation_for_phi): Likewise.
6976 (walk_non_aliased_vuses): Likewise.
6977 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6978 (ao_ref_init): Declare.
6979 (ao_ref_base): Likewise.
6980 (ao_ref_alias_set): Likewise.
6981 (stmt_may_clobber_ref_p_1): Likewise.
6982 (walk_non_aliased_vuses): Adjust.
6983 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6984 (get_ref_from_reference_ops): remove.
6985 (vn_reference_lookup_2): Adjust signature.
6986 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6987 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6988 (vn_reference_lookup): Adjust.
6989 (vn_reference_insert): Likewise.
6990 (vn_reference_insert_pieces): Adjust signature.
6991 (visit_reference_op_call): Adjust.
6992 * tree-ssa-pre.c (get_expr_type): Simplify.
6993 (phi_translate_1): Adjust.
6994 (compute_avail): Likewise.
6995 (translate_vuse_through_block): Do not re-build trees.
6996 (value_dies_in_block_x): Likewise.
6997 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6999 (vn_reference_lookup_pieces): Adjust declaration.
7000 (vn_reference_insert_pieces): Likewise.
7002 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7004 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7005 with checking disabled.
7007 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7011 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7012 macro definition for support of three-operand format aligned
7013 .comm directive in assembler on cygwin/pe/mingw target OS.
7014 * configure: Regenerate.
7015 * config.h: Regenerate.
7017 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7018 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7019 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7021 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7022 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7024 2009-05-28 Ira Rosen <irar@il.ibm.com>
7026 PR tree-optimization/40254
7027 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7028 in analysis of basic blocks.
7030 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7033 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7034 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7035 (TARGET_INITIALIZER): Use it.
7036 * cse.c (CHEAPER): Move it up to the other macros.
7037 (insert): Rename this ...
7038 (insert_with_costs): ... to this. Add cost parameters. Update
7040 (insert): New function. Call insert_with_costs.
7041 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7042 find_reg_offset_for_const, try_const_anchors): New functions.
7043 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7044 when using a const-anchor. Call insert_const_anchors.
7045 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7046 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7048 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7050 * tree-inline.c (remap_decls): Enable nonlocalized variables
7051 when not optimizing.
7053 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7055 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7056 Simplify other tests involving optimize.
7058 2009-05-27 Tom Tromey <tromey@redhat.com>
7060 * unwind-dw2.c (_Unwind_DebugHook): New function.
7061 (uw_install_context): Call _Unwind_DebugHook.
7063 2009-05-27 Tom Tromey <tromey@redhat.com>
7065 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7067 2009-05-27 Ian Lance Taylor <iant@google.com>
7069 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7070 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7071 (ALL_LINKERFLAGS): Define.
7072 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7073 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7074 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7075 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7076 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7077 $(LINKER_FOR_BUILD).
7078 (build/gcov-iov$(build_exeext)): Likewise.
7080 2009-05-27 Julian Brown <julian@codesourcery.com>
7082 * gcse.c (target.h): Include.
7083 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7084 copy of argument to a pseudo register.
7086 2009-05-27 Diego Novillo <dnovillo@google.com>
7088 * tree-ssa-live.c (dump_scope_block): Document arguments.
7089 (dump_scope_blocks): Document.
7090 (debug_scope_blocks): New.
7091 * tree-flow.h (debug_scope_blocks): Declare.
7093 2009-05-21 Denis Chertykov <denisc@overta.ru>
7095 * doc/contrib.texi (Contributors): Add myself to the list.
7097 2009-05-27 Olivier Hainque <hainque@adacore.com>
7099 * expr.c (target_align): New function. Alignment the TARGET of an
7100 assignment may be assume to have.
7101 (highest_pow2_factor_for_target): Use it instead of relying on
7102 immediate tree attributes of TARGET, not necessarily honored when
7103 intermediate bitfields are involved.
7105 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7108 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7109 AVX, SSE4, AES, PCLMUL and POPCNT.
7111 2009-05-27 Diego Novillo <dnovillo@google.com>
7113 * tree-pretty-print.c (dump_location): New.
7114 (dump_generic_node): Call it.
7115 Factor code to handle BLOCK nodes ...
7116 (dump_block_node): ... here.
7118 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7120 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7122 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7124 * gcc-plugin.h: Include config.h and system.h.
7125 (IN_GCC): Define if not defined.
7127 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7130 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7133 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7135 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7137 * config/m32r/m32r.h: Ditto.
7138 * config/m32r/m32r.md: Ditto.
7139 * config/m32r/predicates.md: Ditto.
7141 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7143 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7145 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7148 (Loading plugins): typo.
7149 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7150 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7151 (Interacting with the GCC Garbage Collector): Added new section.
7152 (Giving information about a plugin): Added new section for
7154 * ggc.h (ggc_register_root_tab): Added declaration.
7155 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7156 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7157 (register_callback): Improved comment in declaration.
7158 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7159 (extra_root_vec) Added static variable for dynamic roots registration.
7160 (ggc_register_root_tab) Added new routine.
7161 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7162 PLUGIN_GGC_MARKING event.
7163 * ggc-zone.c: Include plugin.h.
7164 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7165 * ggc-page.c: Include plugin.h.
7166 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7167 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7168 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7169 (register_callback): check lack of callbacks for
7170 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7171 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7172 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7173 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7174 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7175 dependency on plugin.h.
7176 (plugin.o): Added dependency on ggc.h...
7178 2009-05-26 Richard Guenther <rguenther@suse.de>
7182 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7183 with mismatched comparison modes.
7185 * expr.c (expand_expr_real_1): Expand the operand of a
7186 VIEW_CONVERT_EXPR in its natural mode.
7188 2009-05-26 Ian Lance Taylor <iant@google.com>
7190 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7191 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7192 (ALL_COMPILERFLAGS): Define.
7193 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7194 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7195 (collect2$(exeext), collect2.o): Likewise.
7196 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7197 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7198 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7199 (libbackend.o, intl.o, cppdefault.o): Likewise.
7200 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7201 (build/%.o): Use $(COMPILER_FOR_BUILD).
7202 (build/gen%$(build_exeext)): Likewise.
7203 (build/gcov-iov$(build_exeext)): LIkewise.
7204 * config/t-darwin (darwin.o): Use $(COMPILER).
7205 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7206 * config/t-sol2 (sol2-c.o): Likewise.
7208 * config/t-vxworks (vxworks.o): Likewise.
7209 * config/x-darwin (host-darwin.o): Likewise.
7210 * config/x-hpux (host-hpux.o): Likewise.
7211 * config/x-linux (host-linux.o): Likewise.
7212 * config/x-solaris (host-solaris.o): Likewise.
7213 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7214 * config/arm/t-arm (arm-c.o): Likewise.
7215 * config/arm/t-pe (pe.o): Likewise.
7216 * config/arm/t-wince-pe (pe.o): Likewise.
7217 * config/i386/t-cygming (winnt.o): Likewise.
7218 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7219 * config/i386/t-cygwin (cygwin1.o): Likewise.
7220 (cygwin2.o): Likewise.
7221 * config/i386/t-i386 (i386-c.o): Likewise.
7222 * config/i386/t-interix (winnt.o): Likewise.
7223 * config/i386/t-netware (netware.o): Likewise.
7224 * config/i386/t-nwld (nwld.o): Likewise.
7225 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7226 * config/i386/x-i386 (driver-i386.o): Likewise.
7227 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7228 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7229 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7230 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7231 * config/mips/x-native (driver-native.o): Likewise.
7232 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7233 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7234 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7235 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7236 * config/score/t-score-elf (score7.o): Likewise.
7237 (score3.o): Likewise.
7238 * config/sh/t-sh (sh-c.o): Likewise.
7239 * config/sh/t-symbian (sh-c.o): Likewise.
7240 (symbian.o): Likewise.
7241 * config/spu/t-spu-elf (spu-c.o): Likewise.
7242 * config/v850/t-v850 (v850-c.o): Likewise.
7243 * config/v850/t-v850e (v850-c.o): Likewise.
7245 2009-05-26 Richard Guenther <rguenther@suse.de>
7247 PR tree-optimization/40122
7248 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7249 VECTOR_CSTs if possible.
7250 (fold_gimple_assign): Likewise.
7252 2009-05-26 Richard Guenther <rguenther@suse.de>
7255 * fold-const.c (fold_binary): Use the correct types for building
7258 2009-05-26 Richard Guenther <rguenther@suse.de>
7260 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7261 redundant calls to merge_alias_info.
7262 (bump_vector_ptr): Likewise.
7263 * tree-ssa-copy.c (merge_alias_info): Remove.
7264 (replace_exp_1): Remove call to merge_alias_info.
7265 (propagate_tree_value): Likewise.
7266 (fini_copy_prop): Propagate points-to info.
7267 * tree-flow.h (merge_alias_info): Remove.
7269 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7271 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7273 2009-05-25 Jan Hubicka <jh@suse.cz>
7275 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7276 * cgraph.h (struct inline_summary): New filed self_wize,
7277 size_inlining_benefit, self_time and time_inlining_benefit.
7278 (struct cgraph_global_info): Replace insns by time ans size fields.
7279 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7280 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7281 (ipcp_update_callgraph): Do not touch function bodies.
7282 * ipa-inline.c: Include except.h
7283 (MAX_TIME): New constant.
7284 (overall_insns): Remove.
7286 (overall_size, max_benefit): New static variables.
7287 (cgraph_estimate_time_after_inlining): New function.
7288 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7289 (cgraph_clone_inlined_nodes): Update size.
7290 (cgraph_mark_inline_edge): Update size.
7291 (cgraph_estimate_growth): Use size info.
7292 (cgraph_check_inline_limits): Check size.
7293 (cgraph_default_inline_p): Likewise.
7294 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7295 (cgraph_decide_recursive_inlining): Check size.
7296 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7298 (cgraph_decide_inlining): Likewise.
7299 (cgraph_decide_inlining_incrementally): Likewise; honor
7300 PARAM_EARLY_INLINING_INSNS.
7301 (likely_eliminated_by_inlining_p): New predicate.
7302 (estimate_function_body_sizes): New function.
7303 (compute_inline_parameters): Use it.
7304 * except.c (must_not_throw_labels): New function.
7305 * except.h (must_not_throw_labels): Declare.
7306 * tree-inline.c (init_inline_once): Kill inlining_weigths
7307 * tree-ssa-structalias.c: Avoid uninitialized warning.
7308 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7309 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7310 (PARAM_INLINE_CALL_COST): Remove.
7311 (PARAM_EARLY_INLINING_INSNS): New.
7313 2009-05-25 Richard Guenther <rguenther@suse.de>
7315 PR tree-optimization/36327
7316 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7317 callback for reference translation or lookup at the point of may-defs.
7318 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7319 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7320 for union COMPONENT_REFs.
7321 (vn_reference_lookup_3): New callback. Lookup from memset
7322 and CONSTRUCTOR assignment, translate through struct copies.
7323 (vn_reference_lookup_pieces): Make sure to not free the
7324 passed operands array. Adjust walk_non_aliased_vuses call.
7325 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7326 make sure we do not leak memory.
7328 2009-05-25 Richard Guenther <rguenther@suse.de>
7330 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7331 * tree-inline.c (expand_call_inline): Reset the escaped and
7333 * tree-ssa-structalias.c (pass_build_ealias): New.
7334 * tree-pass.h (pass_build_ealias): Declare.
7335 * passes.c (init_optimization_passes): Add PTA during
7336 early optimizations.
7337 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7338 and CALLUSED solutions.
7339 (dump_points_to_solution): New function, split out from ...
7340 (dump_points_to_info_for): ... here.
7341 * tree-parloops.c (parallelize_loops): Reset the escaped and
7344 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7347 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7348 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7350 2009-05-25 Ira Rosen <irar@il.ibm.com>
7352 PR tree-optimization/40238
7353 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7354 statements after basic block's labels.
7355 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7356 to free the allocated memory.
7358 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7360 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7361 return address with a USE.
7363 2009-05-24 Richard Guenther <rguenther@suse.de>
7366 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7367 array type from the main variant of the inner type.
7369 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7371 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7372 definition to bool (from int) to un-break build.
7373 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7375 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7377 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7378 discard_stmt_changes): Delete.
7379 * tree-ssa-operands.c (scb_stack): Delete.
7380 (init_ssa_operands): Do not initialize it.
7381 (fini_ssa_operands): Do not free it.
7382 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7384 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7385 update_stmt, remove the others. Fix comments.
7386 * tree-dfa.c (optimize_stack_restore): Likewise.
7387 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7388 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7389 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7390 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7392 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7393 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7394 (dom_opt_finalize_block): Likewise, adjusting access to
7396 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7397 (stmts_to_rescan): Change item type to gimple.
7398 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7400 2009-05-24 Ira Rosen <irar@il.ibm.com>
7402 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7403 * tree-pass.h (pass_slp_vectorize): New pass.
7404 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7405 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7406 * tree-vectorizer.c (timevar.h): Include.
7407 (user_vect_verbosity_level): Declare.
7408 (vect_location): Fix comment.
7409 (vect_set_verbosity_level): Update user_vect_verbosity_level
7410 instead of vect_verbosity_level.
7411 (vect_set_dump_settings): Add an argument. Ignore user defined
7412 verbosity if dump flags require higher level of verbosity. Print to
7413 stderr only for loop vectorization.
7414 (vectorize_loops): Update call to vect_set_dump_settings.
7415 (execute_vect_slp): New function.
7416 (gate_vect_slp): Likewise.
7417 (struct gimple_opt_pass pass_slp_vectorize): New.
7418 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7420 (vec_info_for_bb): New function.
7421 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7422 (VECTORIZATION_ENABLED): New macro.
7423 (SLP_ENABLED, SLP_DISABLED): Likewise.
7424 (vect_is_simple_use): Add bb_vec_info argument.
7425 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7426 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7427 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7428 vect_schedule_slp, vect_analyze_slp): Likewise.
7429 (vect_analyze_stmt): Add slp_tree argument.
7430 (find_bb_location): Declare.
7431 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7432 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7433 (vect_analyze_loop_operations, vect_analyze_loop,
7434 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7435 vect_finalize_reduction, vectorizable_reduction,
7436 vectorizable_live_operation, vect_transform_loop): Likewise.
7437 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7438 skip evolution analysis if analyzing a basic block.
7439 (dr_analyze_indices): Likewise.
7440 (initialize_data_dependence_relation): Skip the test whether the
7441 object is invariant for basic blocks.
7442 (compute_all_dependences): Skip dependence analysis for data
7443 references in basic blocks.
7444 (find_data_references_in_stmt): Don't fail in case of invariant
7445 access in basic block.
7446 (find_data_references_in_bb): New function.
7447 (find_data_references_in_loop): Move code to
7448 find_data_references_in_bb and add a call to it.
7449 (compute_data_dependences_for_bb): New function.
7450 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7451 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7453 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7454 unknown dependence in basic block and fail in case of dependence in
7456 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7457 dependence instances from either loop or basic block vectorization
7459 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7460 before calling nested_in_vect_loop_p.
7461 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7462 dependence instances from either loop or basic block vectorization
7464 (vect_verify_datarefs_alignment): Likewise.
7465 (vect_enhance_data_refs_alignment): Adjust function calls.
7466 (vect_analyze_data_refs_alignment): Likewise.
7467 (vect_analyze_group_access): Fix printing. Skip different checks if
7468 DR_STEP is 0. Keep strided stores either in loop or basic block
7469 vectorization data structure. Fix indentation.
7470 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7472 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7473 dependence instances from either loop or basic block vectorization
7475 (vect_analyze_data_refs): Update comment. Call
7476 compute_data_dependences_for_bb to analyze basic blocks.
7477 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7478 case of loop vectorization. In case of basic block vectorization use
7479 data-ref itself as a base.
7480 (vect_create_data_ref_ptr): In case of basic block vectorization:
7481 don't advance the pointer, add new statements before the current
7482 statement. Adjust function calls.
7483 (vect_supportable_dr_alignment): Support only aligned accesses in
7484 basic block vectorization.
7485 * common.opt (ftree-slp-vectorize): New flag.
7486 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7487 (vect_pattern_recog_1): Likewise.
7488 * tree-vect-stmts.c (process_use): Likewise.
7489 (vect_init_vector): Add new statements in the beginning of the basic
7490 block in case of basic block SLP.
7491 (vect_get_vec_def_for_operand): Adjust function calls.
7492 (vect_finish_stmt_generation): Likewise.
7493 (vectorizable_call): Add assert that it is loop vectorization, adjust
7495 (vectorizable_conversion, vectorizable_assignment): Likewise.
7496 (vectorizable_operation): In case of basic block SLP, take
7497 vectorization factor from statement's type and skip the relevance
7498 check. Adjust function calls.
7499 (vectorizable_type_demotion): Add assert that it is loop
7500 vectorization, adjust function calls.
7501 (vectorizable_type_promotion): Likewise.
7502 (vectorizable_store): Check for outer loop only in case of loop
7503 vectorization. Adjust function calls. For basic blocks, skip the
7504 relevance check and don't advance pointers.
7505 (vectorizable_load): Likewise.
7506 (vectorizable_condition): Add assert that it is loop vectorization,
7507 adjust function calls.
7508 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7509 that it is not reduction, get vector type, call only supported
7510 functions, skip loop specific parts.
7511 (vect_transform_stmt): Check for outer loop only in case of loop
7513 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7514 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7515 for external definition.
7516 * passes.c (pass_slp_vectorize): New pass.
7517 * tree-vect-slp.c (find_bb_location): New function.
7518 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7519 check for patterns only in loops.
7520 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7521 case of multiple types in basic block SLP.
7522 (vect_mark_slp_stmts_relevant): New function.
7523 (vect_supported_load_permutation_p): Fix comment.
7524 (vect_analyze_slp_instance): Add argument. In case of basic block
7525 SLP, take vectorization factor from statement's type, check that
7526 unrolling factor is 1. Adjust function call. Save SLP instance in
7527 either loop or basic block vectorization structure. Return FALSE,
7529 (vect_analyze_slp): Add argument. Get strided stores groups from
7530 either loop or basic block vectorization structure. Return FALSE
7531 if basic block SLP failed.
7532 (new_bb_vec_info): New function.
7533 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7534 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7535 (vect_schedule_slp): Add argument. Get SLP instances from either
7536 loop or basic block vectorization structure. Set vectorization factor
7537 to be 1 for basic block SLP.
7538 (vect_slp_transform_bb): New function.
7539 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7541 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7543 * final.c (shorten_branches): Do not align labels for jump tables.
7544 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7546 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7548 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7549 Remove outdated reference to flow.c and fix nits.
7550 * doc/gccint.texi: Tweak RTL description.
7551 * doc/rtl.texi: Likewise.
7553 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7555 * config/avr/avr.c: Change my email address.
7556 * config/avr/avr.h: Likewise.
7557 * config/avr/avr.md: Likewise.
7558 * config/avr/avr-protos.h: Likewise.
7559 * config/avr/libgcc.S: Likewise.
7561 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7563 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7564 (spu_split_load, spu_split_store): Change return type to int.
7565 (spu_split_convert): Declare.
7566 * config/spu/predicates.md (spu_mem_operand): Remove.
7567 (spu_mov_operand): Update.
7568 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7569 * config/spu/spu.c (regno_aligned_for_load): Remove.
7570 (reg_aligned_for_addr, spu_expand_load): Define.
7571 (spu_expand_extv): Reimplement and handle MEM.
7572 (spu_expand_insv): Handle MEM.
7573 (spu_sched_reorder): Handle insn's with length 0.
7574 (spu_legitimate_address_p): Reimplement.
7575 (store_with_one_insn_p): Return TRUE for any mode with size
7576 larger than 16 bytes.
7577 (address_needs_split): Define.
7578 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7580 (spu_convert_move): Define.
7581 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7582 (spu_split_store): Change all MEM's to TImode.
7583 (spu_init_expanders): Preallocate registers that correspond to
7584 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7586 (spu_split_convert): Define.
7587 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7588 (_move<mode>, _movdi, _movti): Update predicate and condition.
7589 (load, store): Change to define_split.
7590 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7592 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7593 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7594 define_insn_and_split of lshr<mode>3.
7595 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7596 (<v>ashr<mode>3_imm): Define.
7597 (extv, extzv, insv): Allow MEM operands.
7598 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7599 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7600 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7601 (_spu_convert2): Change to define_insn_and_split and remove the
7602 corresponding define_peephole2.
7603 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7604 Change predicates to memory_operand.
7606 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7608 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7610 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7612 PR tree-optimization/40219
7613 * tree.c (iterative_hash_expr): Make sure the builtin function is
7614 a normal builtin function and not a front end or back end builtin
7615 before indexing into the built_in_decls array.
7617 2009-05-22 Richard Guenther <rguenther@suse.de>
7620 * alias.c (write_dependence_p): Do not use TBAA for answering
7621 anti-dependence or output-dependence.
7622 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7623 (emit_pointer_definition): Remove.
7624 (emit_alias_warning): Likewise.
7625 (find_what_var_points_to): Remove TBAA pruning code.
7626 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7628 (compute_points_to_sets): Remove code computing the set of
7629 dereferenced pointers.
7630 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7631 oracle for querying anti and output dependencies.
7632 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7633 if TBAA may be applied.
7634 (refs_anti_dependent_p): New function.
7635 (refs_output_dependent_p): Likewise.
7636 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7637 (refs_output_dependent_p): Likewise.
7638 * doc/tree-ssa.texi (Memory model): New section.
7639 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7640 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7641 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7642 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7643 * expr.c (expand_expr_real_1): Likewise.
7644 * gimple-low.c (lower_stmt): Likewise.
7645 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7646 (dump_gimple_cdt): Remove.
7647 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7648 (gimple_size): Likewise.
7649 (walk_gimple_op): Likewise.
7650 (is_gimple_stmt): Likewise.
7651 (walk_stmt_load_store_addr_ops): Likewise.
7652 (gimple_build_cdt): Remove.
7653 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7654 * gimple.h (gimple_cdt_new_type): Remove.
7655 (gimple_cdt_new_type_ptr): Likewise.
7656 (gimple_cdt_set_new_type): Likewise.
7657 (gimple_cdt_location): Likewise.
7658 (gimple_cdt_location_ptr): Likewise.
7659 (gimple_cdt_set_location): Likewise.
7660 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7661 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7662 GIMPLE_CHANGE_DYNAMIC_TYPE.
7663 (verify_types_in_gimple_stmt): Likewise.
7664 * tree-inline.c (estimate_num_insns): Likewise.
7665 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7666 (copy_decl_to_var): Likewise.
7667 (copy_result_decl_to_var): Likewise.
7668 * tree-pretty-print.c (dump_generic_node): Do not handle
7669 CHANGE_DYNAMIC_TYPE_EXPR.
7670 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7671 * tree-ssa-operands.c (get_expr_operands): Likewise.
7672 * tree-ssa-structalias.c (struct variable_info): Remove
7673 no_tbaa_pruning member.
7674 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7675 (unify_nodes): Do not copy it.
7676 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7677 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7678 (set_uids_in_ptset): Do not check it.
7679 (find_what_var_points_to): Likewise.
7680 (compute_tbaa_pruning): Remove.
7681 (compute_points_to_sets): Do not call it.
7682 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7683 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7684 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7685 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7686 (DECL_NO_TBAA_P): Likewise.
7687 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7688 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7689 (expand_omp_atomic_pipeline): Do not set it.
7690 * print-tree.c (print_node): Do not dump it.
7691 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7694 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7697 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7700 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7702 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7705 2009-05-22 Ben Elliston <bje@au.ibm.com>
7707 * Makefile.in (bversion.h, s-bversion): New targets.
7708 (TOPLEV_H): Add bversion.h.
7709 * toplev.h: Include "bversion.h".
7710 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7711 the __format__ attribute only if compiling with the same version
7712 of GCC as the sources (the "build version").
7714 2009-05-22 Ben Elliston <bje@au.ibm.com>
7716 * c-format.c (handle_format_attribute): Fix comment typo.
7718 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7721 * config/ia64/ia64.opt (mfused-madd): New.
7722 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7723 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7724 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7725 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7726 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7727 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7728 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7729 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7730 instruction if !TARGET_FUSED_MADD.
7731 (fpma, fpms): Remove colon from name.
7733 2009-05-22 Richard Guenther <rguenther@suse.de>
7735 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7736 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7737 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7739 (create_expression_by_pieces): Only convert if necessary.
7740 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7741 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7743 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7745 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7746 regular pattern from a template and rename it ...
7747 (*extzv_truncsi_exts): ... to this.
7749 2009-05-21 Richard Guenther <rguenther@suse.de>
7751 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7752 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7753 (cgraph_default_inline_p): Likewise.
7754 (cgraph_decide_inlining_incrementally): Likewise.
7756 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7757 Uros Bizjak <ubizjak@gmail.com>
7759 * config/i386/cpuid.h (bit_MOVBE): New.
7761 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7763 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7764 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7765 (ix86_handle_option): Handle OPT_mmovbe.
7766 (ix86_target_string): Add -mmovbe.
7767 (pta_flags): Add PTA_MOVBE.
7768 (processor_alias_table): Add PTA_MOVBE to "atom".
7769 (override_options): Handle PTA_MOVBE.
7771 * config/i386/i386.h (TARGET_MOVBE): New.
7773 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7774 (*bswapsi_movbe): New.
7775 (*bswapdi_movbe): Likewise.
7776 (bswapdi2): Renamed to ...
7778 (bswapdi2): New expander.
7780 * config/i386/i386.opt (mmovbe): New.
7782 * doc/invoke.texi: Document -mmovbe.
7784 2009-05-21 Taras Glek <tglek@mozilla.com>
7786 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7787 * gcc-plugin.h (plugin_init): Updated signature.
7788 * gcc-plugin.h (plugin_name_args): Moved to this header.
7789 * doc/plugins.texi (plugin_init): Updated documention to reflect
7791 * doc/plugins.texi (plugin_name_args): Added to documention.
7793 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7795 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7796 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7798 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7800 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7801 JUMP_TABLE_DATA_P predicates where applicable.
7802 * config/i386/predicates.md: Ditto.
7803 * config/i386/sse.md: Ditto.
7805 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7807 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7808 operand2 -128 override length_immediate attribute to 1.
7809 * config/i386/predicates.md (constm128_operand): New predicate.
7811 * config/i386/i386.c (memory_address_length): Handle %r12
7812 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7814 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7815 mode look through optional ZERO_EXTEND and SUBREG.
7816 * config/i386/i386.md (R12_REG): New define_constant.
7817 (prefix_data16): For sse unit set also for MODE_TI insns.
7818 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7819 insns set if operand 1 is ext_QIreg_operand.
7820 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7821 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7823 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7824 mode from MODE_DI to MODE_SI.
7825 (movdi_1_rex64): Override modrm and length_immediate attributes
7826 only for movabs (TYPE_IMOV, alternative 2).
7827 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7828 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7829 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7830 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7831 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7832 prefix_rex attribute if DImode.
7833 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7834 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7835 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7836 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7837 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7838 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7839 Likewise. For TYPE_IMOV clear length_immediate attribute.
7840 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7841 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7842 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7843 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7844 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7845 or one operand TYPE_ISHIFT.
7846 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7847 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7848 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7849 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7850 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7851 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7852 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7853 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7854 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7855 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7856 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7857 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7858 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7859 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7860 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7861 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7862 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7863 set mode attribute, don't override length attribute.
7864 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7866 (return_internal_long): Set length attribute to 2 instead of 1.
7867 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7868 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7869 prefix_rex attribute.
7870 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7872 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7874 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7876 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7878 2009-05-20 Ian Lance Taylor <iant@google.com>
7880 * tree.c (build_tree_list_vec_stat): New function.
7881 (ctor_to_vec): New function.
7882 (build_nt_call_vec): New function.
7883 (build_call_array): Change args to be a const pointer.
7884 (build_call_vec): New function.
7885 * tree.h (build_nt_call_vec): Declare.
7886 (build_tree_list_vec_stat): Declare.
7887 (build_tree_list_vec): Define.
7888 (build_call_array): Update declaration.
7889 (build_call_vec): Declare.
7890 (ctor_to_vec): Declare.
7891 * c-common.c (tree_vector_cache): New static variable.
7892 (make_tree_vector): New function.
7893 (release_tree_vector): New function.
7894 (make_tree_vector_single): New function.
7895 (make_tree_vector_copy): New function.
7896 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7897 (make_tree_vector_single, make_tree_vector_copy): Declare.
7898 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7899 (c_parser_expr_list): Don't manage cache here, instead call
7901 (c_parser_release_expr_list): Remove static function.
7902 (c_parser_vec_to_tree_list): Remove static function.
7903 (c_parser_attributes): Call build_tree_list_vec instead of
7904 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7905 c_parser_release_expr_list.
7906 (c_parser_postfix_expression_after_primary): Likewise.
7907 (c_parser_objc_keywordexpr): Likewise.
7909 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7911 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7912 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7913 TARGET_CONVERT_TO_TYPE.
7914 * hooks.c (hook_tree_const_tree_null): Define.
7915 * hooks.h (hook_tree_const_tree_null): Declare.
7916 * target.h (struct gcc_target): Add invalid_parameter_type,
7917 invalid_return_type, promoted_type, and convert_to_type fields.
7918 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7919 (TARGET_INVALID_RETURN_TYPE): Define.
7920 (TARGET_PROMOTED_TYPE): Define.
7921 (TARGET_CONVERT_TO_TYPE): Define.
7922 (TARGET_INITIALIZER): Update for new fields.
7923 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7924 (grokparms): Check targetm.invalid_parameter_type.
7925 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7926 * c-convert.c (convert): Check targetm.convert_to_type.
7928 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7930 * config/mips/mips.md (*extenddi_truncate<mode>,
7931 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7933 (*extendhi_truncateqi): New define_insn_and_sptit.
7935 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7938 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7939 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7941 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7943 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7944 the operand of VIEW_CONVERT_EXPR.
7946 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7948 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7949 extended family and model for Intel processors. Support Intel Atom.
7951 2009-05-20 Olivier Hainque <hainque@adacore.com>
7953 * gstab.h (stab_code_type): Define, to be used instead of the
7954 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7956 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7957 occurrences by stab_code_type.
7958 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7960 2009-05-20 Martin Jambor <mjambor@suse.cz>
7962 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7963 (sra_insert_before): Likewise.
7964 (sra_insert_after): Likewise.
7965 (sra_init_cache): Likewise.
7966 (sra_type_can_be_decomposed_p): Likewise.
7967 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7968 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7969 (sra_insert_before): Likewise.
7970 (sra_insert_after): Likewise.
7971 (sra_init_cache): Likewise.
7972 (insert_edge_copies_seq): Made static and moved upwards.
7974 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7977 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7979 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7980 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7983 2009-05-20 Richard Guenther <rguenther@suse.de>
7985 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7986 with mismatched comparison modes.
7988 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7990 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7991 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7992 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7993 with shifts for Thumb2.
7994 (orsi_notsi): New for orn.
7995 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7996 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7997 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7998 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7999 Don't invert remainder for IOR.
8001 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8003 PR tree-optimization/40087
8004 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8005 number_of_iterations_ne): Rename never_infinite argument.
8006 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8007 number_of_iterations_le): Handle pointer-type ivs when
8008 exit_must_be_taken is false.
8009 (number_of_iterations_cond): Do not always assume that
8010 exit_must_be_taken if the control variable is a pointer.
8012 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8014 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8015 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8017 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8019 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8020 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8022 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8025 * c.opt (Wlogical-op): Disabled by default.
8026 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8028 * doc/invoke.texi (Wlogical-op): Likewise.
8030 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8032 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8034 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8035 Propagate the type of the first operand.
8036 <ASSERT_EXPR>: Simplify.
8037 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8038 Rewrite using the RHS code as discriminant.
8039 <NOP_EXPR>: Turn into CASE_CONVERT.
8040 <PLUS_EXPR>: Propagate the type of the first operand.
8042 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8044 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8045 (ia64_dconst_0_375): New.
8046 * config/ia64/ia64.c (ia64_override_options): Remove
8047 -minline-sqrt-min-latency warning.
8048 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8049 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8050 * config/ia64/ia64.md (*sqrt_approx): Remove.
8051 (sqrtsf2): Remove #if 0.
8052 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8053 (sqrtdf): Remove assert.
8054 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8055 (sqrtxf2): Remove #if 0.
8056 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8057 * div.md (sqrt_approx_rf): New.
8058 (sqrtsf2_internal_thr): New implementation.
8059 (sqrtsf2_internal_lat): New.
8060 (sqrtdf2_internal_thr: New implementation.
8061 (sqrtxf2_internal): New implementation.
8063 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8064 Hans-Peter Nilsson <hp@axis.com>
8066 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8067 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8068 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8069 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8070 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8071 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8072 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8073 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8074 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8075 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8076 * c-common.c: ...from here.
8078 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8080 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8082 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8084 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8086 2009-05-19 Ben Elliston <bje@au.ibm.com>
8088 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8089 assignments with memcpy calls.
8090 (add_fdes): Likewise.
8091 (binary_search_unencoded_fdes): Likewise.
8092 (linear_search_fdes): Eliminate type puns.
8094 2009-05-19 Richard Guenther <rguenther@suse.de>
8096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8097 not falsely claim to have propagated into all uses.
8099 2009-05-19 Ben Elliston <bje@au.ibm.com>
8101 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8104 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8106 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8107 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8108 (TARGET_LEGITIMATE_ADDRESS_P): New.
8109 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8110 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8112 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8115 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8116 child of the containing namespace's DIE.
8118 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8120 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8121 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8122 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8125 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8128 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8129 gen_align with gen_pad.
8130 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8131 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8133 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8134 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8136 * config/i386/i386.md (align): Renamed to ...
8137 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8138 ASM_OUTPUT_MAX_SKIP_PAD.
8140 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8142 * config.gcc: Fix variable syntax.
8145 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8146 before calling exact_log2.
8147 (output_iorsi3): Likewise.
8148 (output_xorsi3): Likewise.
8150 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8152 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8153 for the none zero constant operand except for EQ and NE
8154 comprisons even when the first operand is R0.
8156 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8158 * config/s390/2064.md: Remove trailing whitespaces.
8159 * config/s390/2084.md: Likewise.
8160 * config/s390/constraints.md: Likewise.
8161 * config/s390/fixdfdi.h: Likewise.
8162 * config/s390/libgcc-glibc.ver: Likewise.
8163 * config/s390/s390-modes.def: Likewise.
8164 * config/s390/s390-protos.h: Likewise.
8165 * config/s390/s390.c: Likewise.
8166 * config/s390/s390.h: Likewise.
8167 * config/s390/s390.md: Likewise.
8168 * config/s390/tpf-unwind.h: Likewise.
8170 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8172 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8174 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8177 * configure.ac (m68k-*-*): Check if binutils support TLS.
8178 * configure: Regenerate.
8179 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8180 * config/m68k/constraints.md (Cu): New constraint.
8181 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8182 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8183 (movsi): Handle TLS symbols.
8184 (addsi3_5200): Handle XTLS symbols, indent.
8185 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8186 (m68k_tls_reference_p): Declare.
8187 (m68k_legitimize_address): Declare.
8188 (m68k_unwrap_symbol): Declare.
8189 * config/m68k/m68k.opt (mxtls): New option.
8190 * config/m68k/m68k.c (ggc.h): Include.
8191 (m68k_output_dwarf_dtprel): Implement hook.
8192 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8193 (m68k_expand_prologue): Load GOT pointer when function needs it.
8194 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8195 (m68k_legitimate_constant_address_p): Same.
8196 (m68k_decompose_address): Handle TLS references.
8197 (m68k_get_gp): New static function.
8198 (enum m68k_reloc): New contants.
8199 (TLS_RELOC_P): New macro.
8200 (m68k_wrap_symbol): New static function.
8201 (m68k_unwrap_symbol): New function.
8202 (m68k_final_prescan_insn_1): New static function.
8203 (m68k_final_prescan_insn): New function.
8204 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8206 (legitimize_pic_address): Handle TLS references..
8207 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8208 (m68k_libcall_value_in_a0_p)
8209 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8210 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8211 (m68k_legitimize_tls_address): Handle TLS references.
8212 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8214 (m68k_legitimize_address): Handle TLS symbols.
8215 (m68k_get_reloc_decoration): New static function.
8216 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8218 (m68k_output_dwarf_dtprel): Implement hook.
8219 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8220 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8221 m68k_call_* routines.
8222 (sched_attr_op_type): Handle TLS symbols.
8223 (gt-m68k.h): Include.
8224 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8225 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8227 2009-05-18 Martin Jambor <mjambor@suse.cz>
8229 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8230 (visit_store_addr_for_mod_analysis): New function.
8231 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8232 (determine_cst_member_ptr): Use gimple_assign_single_p.
8233 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8234 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8235 operands. Don't check number of operands of a NOP_EXPR.
8237 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8239 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8241 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8244 * c-common.c (warn_logical_operator): Don't warn if one of
8245 expression isn't always true or false.
8247 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8249 * config/i386/biarch32.h: New file.
8250 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8252 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8254 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8255 *zero_extend<mode>_truncqi): Merge these into ...
8256 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8257 Name the pattern following this as *zero_extendhi_truncqi.
8259 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8262 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8263 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8264 (output_info): Make field HOST_WIDEST_INT.
8265 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8266 (dump_bitmat_statistics): Same.
8268 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8270 * config.gcc (use_gcc_stdint): Set to wrap.
8271 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8272 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8273 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8274 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8275 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8276 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8277 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8278 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8280 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8282 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8284 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8285 Move definitions earlier.
8286 (OPT_ARCH64, OPT_ARCH32): Define.
8287 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8290 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8293 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8296 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8298 * arm.md (movdi2): Copy non-reg values to DImode registers.
8300 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8303 * final.c (label_to_max_skip): New function.
8304 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8305 CODE_LABEL_NUMBER <= max_labelno.
8306 * output.h (label_to_max_skip): New prototype.
8307 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8308 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8309 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8310 Handle CODE_LABELs with >= 16 byte alignment or with
8311 max_skip == (1 << align) - 1.
8312 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8313 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8316 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8317 .p2align 3 if MAX_SKIP is smaller than 7.
8318 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8320 2009-05-15 Ian Lance Taylor <iant@google.com>
8322 * alias.c (struct alias_set_entry_d): Rename from struct
8323 alias_set_entry. Change all uses.
8324 * except.c (struct call_site_record_d): Rename from struct
8325 call_site_record. Change all uses.
8326 * except.h (struct eh_region_d): Rename from struct eh_region.
8328 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8330 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8331 ivtype_map_elt. Change all uses.
8332 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8334 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8335 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8337 (struct sese_d): Rename from struct sese. Change all uses.
8338 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8339 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8340 * optabs.h (struct optab_d): Rename from struct optab. Change all
8342 (struct convert_optab_d): Rename from struct convert_optab.
8344 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8345 ipa_opt_pass. Change all uses.
8346 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8349 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8350 defined as a typedef.
8351 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8354 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8357 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8359 (merge_ranges): Returns bool.
8360 * tree.h (make_range): .. to here.
8361 (build_range_check): Likewise.
8362 (merge_ranges): Likewise. Renamed from merge_ranges.
8363 * c-typeck.c (parser_build_binary_op): Update calls to
8364 warn_logical_operator.
8365 * c-common.c (warn_logical_operator): Add new warning.
8366 * c-common.h (warn_logical_operator): Update declaration.
8368 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8370 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8372 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8374 * doc/install.texi: Document MPC requirements, flags etc.
8376 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8377 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8378 Evaluate constant arguments.
8379 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8380 (fold_builtin_1): Likewise, also evaluate constant arguments.
8381 Remove superfluous break.
8382 (do_mpc_ckconv): New.
8383 * real.h: Include mpc.h.
8384 * toplev.c (print_version): Output MPC version info if available.
8386 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8388 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8390 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8392 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8395 2009-05-15 Jan Hubicka <jh@suse.cz>
8397 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8398 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8399 (try_inline): Fix return value.
8400 (cgraph_decide_inlining_incrementally): Honor new value.
8401 (cgraph_early_inlining): Handle indirect inlining.
8402 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8404 2009-05-15 Jan Hubicka <jh@suse.cz>
8406 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8407 * cgraphunit.c (cgraph_finalize_function): Set it.
8408 (cgraph_expand_function): Use it.
8410 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8412 * real.c (encode_ieee_half): Define.
8413 (decode_ieee_half): Define.
8414 (ieee_half_format): Define.
8415 (arm_half_format): Define.
8416 * real.h (ieee_half_format): Declare.
8417 (arm_half_format): Declare.
8419 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8421 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8422 swapped, and reversed optabs exist before trying to use them.
8424 2009-05-15 Paul Brook <paul@codesourcery.com>
8425 Sandra Loosemore <sandra@codesourcery.com>
8427 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8428 loads. Allow PRE_DEC.
8429 (output_move_neon): Handle PRE_DEC.
8430 (arm_print_operand): Add 'A' for neon structure loads.
8431 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8432 * config/arm/neon.md (neon_mov): Update comment.
8433 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8435 (Um): New constraint.
8437 2009-05-15 Jan Hubicka <jh@suse.cz>
8439 Revert the following patch until testsuite fallout is fixed:
8440 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8441 * cgraph.h (struct inline_summary): New filed self_wize,
8442 size_inlining_benefit, self_time and time_inlining_benefit.
8443 (struct cgraph_global_info): Replace insns by time ans size fields.
8444 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8445 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8446 (ipcp_update_callgraph): Do not touch function bodies.
8447 * ipa-inline.c: Include except.h
8448 (MAX_TIME): New constant.
8449 (overall_insns): Remove
8450 (overall_size, max_benefit): New static variables.
8451 (cgraph_estimate_time_after_inlining): New function.
8452 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8453 (cgraph_clone_inlined_nodes): Update size.
8454 (cgraph_mark_inline_edge): Update size.
8455 (cgraph_estimate_growth): Use size info.
8456 (cgraph_check_inline_limits): Check size.
8457 (cgraph_default_inline_p): Likewise.
8458 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8459 (cgraph_decide_recursive_inlining): Check size.
8460 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8462 (cgraph_decide_inlining): Likewise.
8463 (cgraph_decide_inlining_incrementally): Likewise; honor
8464 PARAM_EARLY_INLINING_INSNS.
8465 (likely_eliminated_by_inlining_p): New predicate.
8466 (estimate_function_body_sizes): New function.
8467 (compute_inline_parameters): Use it.
8468 * except.c (must_not_throw_labels): New function.
8469 * except.h (must_not_throw_labels): Declare.
8470 * tree-inline.c (init_inline_once): Kill inlining_weigths
8471 * tree-ssa-structalias.c: Avoid uninitialized warning.
8472 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8473 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8474 (PARAM_INLINE_CALL_COST): Remove.
8475 (PARAM_EARLY_INLINING_INSNS): New.
8477 2009-05-15 Richard Guenther <rguenther@suse.de>
8479 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8480 not TODO_update_ssa.
8482 2009-05-15 Richard Guenther <rguenther@suse.de>
8484 PR tree-optimization/39999
8485 * gimple.h (gimple_expr_type): Use the expression type looking
8486 through useless conversions.
8487 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8488 (vn_nary_op_insert_stmt): Likewise.
8489 (simplify_binary_expression): Likewise.
8491 2009-05-15 Richard Guenther <rguenther@suse.de>
8493 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8494 New options, enabled by default.
8495 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8497 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8498 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8499 * tree-ssa-structalias.c (gate_tree_pta): New function.
8500 (pass_build_alias): Use it.
8502 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8505 recurse on an invariant address if a conversion from a pointer
8506 type to a wider integer type is involved.
8508 2009-05-15 Jan Hubicka <jh@suse.cz>
8510 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8511 * cgraph.h (struct inline_summary): New filed self_wize,
8512 size_inlining_benefit, self_time and time_inlining_benefit.
8513 (struct cgraph_global_info): Replace insns by time ans size fields.
8514 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8515 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8516 (ipcp_update_callgraph): Do not touch function bodies.
8517 * ipa-inline.c: Include except.h
8518 (MAX_TIME): New constant.
8519 (overall_insns): Remove
8520 (overall_size, max_benefit): New static variables.
8521 (cgraph_estimate_time_after_inlining): New function.
8522 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8523 (cgraph_clone_inlined_nodes): Update size.
8524 (cgraph_mark_inline_edge): Update size.
8525 (cgraph_estimate_growth): Use size info.
8526 (cgraph_check_inline_limits): Check size.
8527 (cgraph_default_inline_p): Likewise.
8528 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8529 (cgraph_decide_recursive_inlining): Check size.
8530 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8532 (cgraph_decide_inlining): Likewise.
8533 (cgraph_decide_inlining_incrementally): Likewise; honor
8534 PARAM_EARLY_INLINING_INSNS.
8535 (likely_eliminated_by_inlining_p): New predicate.
8536 (estimate_function_body_sizes): New function.
8537 (compute_inline_parameters): Use it.
8538 * except.c (must_not_throw_labels): New function.
8539 * except.h (must_not_throw_labels): Declare.
8540 * tree-inline.c (init_inline_once): Kill inlining_weigths
8541 * tree-ssa-structalias.c: Avoid uninitialized warning.
8542 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8543 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8544 (PARAM_INLINE_CALL_COST): Remove.
8545 (PARAM_EARLY_INLINING_INSNS): New.
8546 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8547 (inline-call-cost): Remove.
8548 (early-inlining-insns): New.
8550 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8552 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8554 (print_int_cst_bounds_in_octal_p): Likewise.
8555 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8557 * dwarf2out.c (base_type_die): Likewise.
8558 (is_subrange_type): Delete.
8559 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8560 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8561 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8562 if the destination type is boolean.
8563 (build_range_check): Do not special-case subtypes.
8564 (fold_sign_changed_comparison): Likewise.
8565 (fold_unary): Likewise.
8566 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8567 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8568 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8569 * tree.c (subrange_type_for_debug_p): New predicate based on the
8570 former is_subrange_type.
8571 * tree.h (subrange_type_for_debug_p): Declare.
8572 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8573 (convert_affine_scev): Remove call to above function.
8574 (chrec_convert_aggressive): Likewise.
8575 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8576 false for conversions involving subtypes.
8577 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8578 (vrp_val_min): Likewise.
8579 (needs_overflow_infinity): Likewise.
8580 (extract_range_from_unary_expr): Likewise.
8582 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8584 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8585 * config/frv/frv.c: Likewise.
8586 * config/s390/s390.c: Likewise.
8587 * config/sparc/sparc.h: Likewise.
8588 * config/i386/i386.h: Likewise.
8589 * config/i386/i386.c: Likewise.
8590 * config/crx/crx.c: Likewise.
8591 * config/m68hc11/m68hc11.h: Likewise.
8592 * config/iq2000/iq2000.c: Likewise.
8593 * config/mn10300/mn10300.h: Likewise.
8594 * config/mn10300/mn10300.c: Likewise.
8595 * config/m68k/m68k.c: Likewise.
8596 * config/rs6000/rs6000.c: Likewise.
8597 * config/rs6000/xcoff.h: Likewise.
8598 * config/rs6000/linux64.h: Likewise.
8599 * config/rs6000/sysv4.h: Likewise.
8600 * config/score/score3.c: Likewise.
8601 * config/score/score7.c: Likewise.
8602 * config/score/score.c: Likewise.
8603 * config/arm/arm.md: Likewise.
8604 * config/mips/mips.c: Likewise.
8605 * config/mips/mips.md: Likewise.
8606 * config/bfin/bfin.h: Likewise.
8607 * config/pa/pa.c: Likewise.
8608 * config/pa/constraints.md: Likewise.
8610 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8611 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8612 * config/pdp11/pdp11.h: Use memory_address_p instead.
8614 2009-05-14 Ian Lance Taylor <iant@google.com>
8616 * passes.c (finish_optimization_passes): Change i to int.
8617 * plugin.c (plugins_active_p): Change event to int.
8618 (dump_active_plugins): Likewise.
8619 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8621 * tree.c (tree_range_check_failed): Change c to unsigned int.
8622 (omp_clause_range_check_failed): Likewise.
8623 (build_common_builtin_nodes): Change mode to int. Add cast.
8624 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8625 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8627 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8628 ++ or -- with a variable of enum type.
8630 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8633 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8635 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8637 * store-motion.c: Do not include params.h
8638 * Makefile.in: Fix dependencies for various files.
8640 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8642 * auto-inc-dec.c: Fix pass description, remove apparent
8643 accidental duplication.
8645 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8648 * ipa-utils.h (memory_identifier_string): Moved to ...
8649 * tree.h (memory_identifier_string): Here. Add GTY(()).
8651 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8653 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8654 in the former documentation of...
8655 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8656 * ira-conflicts.c (get_dup_num): Use address_operand.
8657 * targhooks.c (default_legitimate_address_p): New.
8658 * targhooks.h (default_legitimate_address_p): New.
8659 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8661 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8662 * target.h (struct target): Add legitimate_address_p.
8663 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8664 (TARGET_INITIALIZER): Include it.
8666 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8667 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8668 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8669 (TARGET_LEGITIMATE_ADDRESS_P): New.
8671 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8672 (REG_OK_STRICT_P): Delete.
8673 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8674 (frv_legitimate_address_p_1): ... this.
8675 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8676 (frv_legitimate_address_p_1): ... the renamed old
8677 frv_legitimate_address_p.
8678 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8679 (TARGET_LEGITIMATE_ADDRESS_P): New.
8681 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8682 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8683 * config/s390/s390.c (legitimate_address_p): Rename to...
8684 (s390_legitimate_address_p): ... this, make static.
8685 (legitimize_address): Adjust call.
8686 (TARGET_LEGITIMATE_ADDRESS_P): New.
8687 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8689 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8690 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8691 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8692 (TARGET_LEGITIMATE_ADDRESS_P): New.
8694 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8695 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8696 * config/spu/spu.c (spu_legitimate_address): Rename to...
8697 (spu_legitimate_address_p): ... this, make static.
8698 (TARGET_LEGITIMATE_ADDRESS_P): New.
8700 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8701 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8702 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8703 (sparc_legitimate_address_p): ... this, make static and return bool.
8704 (legitimize_address): Adjust call.
8705 (TARGET_LEGITIMATE_ADDRESS_P): New.
8707 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8708 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8709 * config/i386/i386.c (legitimate_address_p): Rename to...
8710 (ix86_legitimate_address_p): ... this, make static.
8711 (constant_address_p): Move after it, adjust call.
8712 (TARGET_LEGITIMATE_ADDRESS_P): New.
8714 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8715 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8716 * config/avr/avr.c (legitimate_address_p): Rename to...
8717 (avr_legitimate_address_p): ... this, make static.
8718 (legitimize_address): Adjust call.
8719 (TARGET_LEGITIMATE_ADDRESS_P): New.
8721 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8722 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8723 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8724 (TARGET_LEGITIMATE_ADDRESS_P): New.
8726 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8727 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8728 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8729 (TARGET_LEGITIMATE_ADDRESS_P): New.
8731 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8732 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8734 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8736 (TARGET_LEGITIMATE_ADDRESS_P): New.
8738 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8739 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8741 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8743 (m68hc11_legitimate_address_p): ... this, make static.
8744 (go_if_legitimate_address_internal): Rename to...
8745 (m68hc11_legitimate_address_p_1): ... this.
8746 (legitimize_address): Adjust call.
8747 (TARGET_LEGITIMATE_ADDRESS_P): New.
8749 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8750 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8751 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8752 (TARGET_LEGITIMATE_ADDRESS_P): New.
8754 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8755 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8756 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8757 (mn10300_legitimate_address_p): ... this, make static.
8758 (TARGET_LEGITIMATE_ADDRESS_P): New.
8760 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8761 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8762 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8763 (TARGET_LEGITIMATE_ADDRESS_P): New.
8765 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8766 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8767 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8768 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8769 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8770 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8771 (rs6000_legitimate_address_p): ... this, make static.
8772 (TARGET_LEGITIMATE_ADDRESS_P): New.
8773 (REG_MODE_OK_FOR_BASE_P): Delete.
8774 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8776 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8777 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8779 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8780 static, adjust types.
8781 (TARGET_LEGITIMATE_ADDRESS_P): New.
8783 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8784 * config/score/score.c (score_address_p): Rename to...
8785 (score_legitimate_address_p): ... this.
8786 (TARGET_LEGITIMATE_ADDRESS_P): New.
8787 * config/score/score3.c (score3_address_p): Rename to...
8788 (score3_legitimate_address_p): ... this.
8789 * config/score/score7.c (score7_address_p): Rename to...
8790 (score7_legitimate_address_p): ... this.
8792 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8793 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8794 GO_IF_LEGITIMATE_ADDRESS): Delete.
8795 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8796 thumb2_legitimate_address_p): Delete.
8797 (arm_legitimate_address_p): Rename to...
8798 (arm_legitimate_address_outer_p): ... this.
8799 * config/arm/constraints.md ("Uq"): Adjust call.
8800 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8801 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8803 (arm_legitimate_address_outer_p): ... this.
8804 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8806 (TARGET_LEGITIMATE_ADDRESS_P): New.
8808 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8809 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8810 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8811 (TARGET_LEGITIMATE_ADDRESS_P): New.
8813 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8814 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8815 * config/vax/vax.c (legitimate_address_p): Rename to...
8816 (vax_legitimate_address_p): ... this, make static.
8817 (TARGET_LEGITIMATE_ADDRESS_P): New.
8819 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8820 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8821 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8822 (TARGET_LEGITIMATE_ADDRESS_P): New.
8824 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8825 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8826 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8827 (mmix_legitimate_address_p): ... this, make static.
8828 (TARGET_LEGITIMATE_ADDRESS_P): New.
8830 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8831 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8832 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8833 (TARGET_LEGITIMATE_ADDRESS_P): New.
8835 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8837 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8838 of MODE_COMPLEX_INT.
8840 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8842 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8843 LCT_NORMAL in function call.
8844 * mips-tdump.c (print_file_desc): Add cast to enum type.
8845 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8846 (mark_stabs): Add casts to enum types.
8847 (parse_stabs_common): Add casts to enum types.
8849 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8851 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8852 Check for invalid values of LETTER.
8854 2009-05-13 Taras Glek <tglek@mozilla.com>
8856 * attribs.c (register_attribute): moved out attribute registration
8857 into register_attribute.
8858 * doc/plugins.texi: Documented register_attribute and
8860 * gcc-plugin.h: Added forward decl for register_attribute.
8861 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8862 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8863 PLUGIN_ATTRIBUTES boilerplate.
8865 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8867 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8868 values even in sentinel and empty entries.
8869 (ms_printf_flag_specs): Likewise.
8870 (ms_scanf_flag_specs): Likewise.
8871 (ms_strftime_flag_specs): Likewise.
8872 (ms_print_char_table): Likewise.
8873 (ms_scan_char_table): Likewise.
8874 (ms_time_char_table): Likewise.
8876 2009-05-13 Doug Kwan <dougkwan@google.com>
8878 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8880 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8882 * config/mips/mips.md (store): Add attributes for QI and HI.
8884 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8885 (truncdi<mode>2): ... this new pattern.
8887 2009-05-13 Brad Hards <bradh@kde.org>
8889 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8891 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8892 Ben Elliston <bje@au.ibm.com>
8895 * dse.c (check_mem_read_rtx): Guard against width == -1.
8897 2009-05-13 Michael Matz <matz@suse.de>
8900 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8901 (trivially_conflicts_p): New function.
8902 (insert_backedge_copies): Use it.
8904 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8906 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8907 (handle_stdc_pragma): Use new enum constant names.
8908 (handle_pragma_float_const_decimal64): Ditto.
8910 2009-05-13 Ian Lance Taylor <iant@google.com>
8912 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8915 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8917 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8918 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8920 * config/m68k/m68k.h (FL_UCLINUX): Define.
8922 2009-05-13 Jan Hubicka <jh@suse.cz>
8924 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8926 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8928 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8929 unless -fschedule-insns is specified.
8931 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8934 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8935 TARGET_EXPAND_CBRANCHDI4.
8936 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8937 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8938 (cmpeqdi): Fix comment.
8940 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8942 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8943 (sh_legitimate_address_p): Likewise.
8944 * config/sh/sh.c (sh_legitimate_index_p): New.
8945 (sh_legitimate_address_p): Likewise.
8946 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8947 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8948 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8949 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8950 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8951 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8952 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8953 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8954 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8956 2009-05-12 Jan Hubicka <jh@suse.cz>
8958 * tree-inline.c (estimate_operator_cost): Add operands;
8959 when division happens by constant, it is cheap.
8960 (estimate_num_insns): Loads and stores are not having cost of 0;
8961 EH magic stuff is cheap; when computing runtime cost of switch,
8962 use log2 base of amount of its cases; builtin_expect has cost of 0;
8963 compute cost for moving return value of call.
8964 (init_inline_once): Initialize time_based flags.
8965 * tree-inline.h (eni_weights_d): Add time_based flag.
8967 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8969 * df-core.c: Update head documentation.
8971 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8974 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8975 shadowing exisiting variable op1.
8977 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8980 * config/i386/driver-i386.c (processor_signatures): New enum.
8981 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8982 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8983 processor signature to detect geode processor.
8985 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8989 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8991 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8992 causes spurious differences between trunk and cond-optab branch.
8994 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8996 * dojump.c (compare_from_rtx): Delete.
8997 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8998 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8999 if the comparison does not satisfy the predicate; test predicates for
9000 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9001 further if one existing pattern fails.
9002 * expr.h (compare_from_rtx): Delete.
9003 (prepare_operand): Declare it.
9004 * optabs.c: Change "lib call" to "libcall" throughout.
9005 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9006 HAVE_conditional_trap, emit_cmp_insn): Delete.
9007 (can_compare_p): Delete cmp_optab case.
9008 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9009 Accept other parameters by value.
9010 (prepare_operand): Make non-static.
9011 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9012 other parameters by value. Try to widen operands here based on
9013 an optab_methods argument and looking at cbranch_optab.
9014 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9015 loop. Use cbranch_optab directly.
9016 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9017 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9019 (emit_conditional_move, emit_conditional_add): Inline what's needed
9020 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9021 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9022 with COMPARE. Move cmov_optab and cstore_optab above
9023 with cbranch_optab, move cmp_optab down with ucmp_optab,
9024 remove tst_otpab. Do not initialize trap_rtx.
9025 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9026 for trap code. Do not check HAVE_conditional_trap. Use
9027 prepare_cmp_insn. Accept no predicate for operand 3.
9028 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9029 (OTI_ctrap, ctrap_optab): New.
9030 (tst_optab): Delete.
9031 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9032 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9033 with lookup of ctrap_optab.
9034 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9038 * combine.c (combine_simplify_rtx, simplify_set): Do not
9039 special case comparing against zero for cc0 machines.
9040 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9041 COMPARE on cc0 machines.
9042 (simplify_relational_operation): Return a new expression when
9043 a COMPARE could be removed.
9044 * final.c (final_scan_insn): Compare cc_status values
9045 against LHS of a (compare FOO (const_int 0)) cc0 source.
9046 Also check if cc_status.value is the full compare.
9048 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9049 (cstoreMM4): Document.
9050 (conditional_trap): Document ctrapMM4 instead.
9051 (sync_compare_and_swapMM): Refer to cbranchcc4.
9052 (Dependent Patterns): Eliminate obsolete information referring to
9053 the old jump optimization phase.
9054 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9055 of compares with 0 on cc0 machines.
9056 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9057 avoiding references to cc0. Remove text about storing operands
9059 * doc/tm.texi (Condition Codes): Include blurb on different
9060 condition code representations, separate into subsections for
9061 CC0, MODE_CC and conditional execution.
9063 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9064 alpha_emit_setcc): Accept operands and a machine mode.
9065 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9066 Get code/op0/op1 from operands, use machine mode argument
9067 instead of alpha_compare.fp_p. Emit the branch here.
9068 (alpha_emit_setcc): Likewise, and return boolean.
9069 (alpha_emit_conditional_move): Likewise. Assert that
9070 cmp_op_mode == cmp_mode, and simplify accordingly.
9071 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9072 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9073 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9075 (stack probe test): Use cbranchdi4.
9076 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9078 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9079 * config/arc/arc.h (movsicc, movsfcc): Use it.
9080 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9081 (cbranchsi4, cstoresi4): New.
9082 (cmpsi, bCC and sCC expanders): Remove.
9084 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9085 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9086 * config/arm/predicates.md (arm_comparison_operator): Only include
9087 floating-point operators if there is a hardware floating-point unit.
9088 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9089 deferring to cbranch_cc and cstore_cc respectively.
9090 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9091 cbranch_cc, cstore_cc): New.
9092 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9094 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9096 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9097 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9099 (adjust_insn_length): Adjust calls.
9100 (avr_reorg): Handle (compare (foo) (const_int 0)).
9101 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9102 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9103 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9104 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9106 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9107 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9109 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9110 (cbranchsi4, cstorebi4, cstoresi4): New.
9111 (movbisi): This insn is duplicate, split it to zero_extend.
9112 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9113 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9114 (bfin_optimize_loop): Use cbranch expander.
9115 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9116 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9117 (bfin_bimode_comparison_operator): ... this.
9118 (bfin_direct_comparison_operator): New.
9120 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9121 inside (compare FOO (const_int 0)).
9122 (cris_rtx_costs): Handle ZERO_EXTRACT.
9123 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9124 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9125 (*tstdi_v32): Delete.
9126 (*cmpdi_non_v32): Add M alternative for operand 1.
9127 (cmpsi, cmp<mode>): Make private.
9128 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9130 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9132 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9133 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9134 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9135 (cc_reg_operand): New.
9137 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9138 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9139 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9140 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9141 crx_expand_scond): Delete.
9143 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9145 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9146 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9148 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9149 cstoresi4, cstoresf4, cstoredf4): New.
9150 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9151 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9152 Receive the entire operands array.
9153 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9154 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9155 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9156 Get test/op0/op1 from the operands array.
9157 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9159 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9160 (h8300_expand_store): New.
9161 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9163 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9164 (h8300_expand_store): New.
9165 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9166 or do not try to produce (set (cc0) REG).
9167 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9168 change a compare into a move to a scratch register. Disable some
9169 peepholes when comparing with zero.
9170 (tstsi, tsthi, tstsi, cmpqi): Make private.
9173 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9176 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9177 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9178 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9179 (ix86_emit_i387_log1p): Use cbranchxf2.
9180 (ix86_expand_setcc): Return void.
9181 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9182 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9183 cmp<MODEF>, cmpcc): Remove.
9184 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9185 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9186 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9187 (sCC and bCC expanders): Remove.
9188 (stack_protect_test): Use cbranchcc4.
9190 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9192 (ia64_expand_compare): Accept three rtx by reference and return void.
9193 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9194 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9195 from *expr. Update *expr with the BImode comparison to do.
9196 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9197 cmptf, bCC, sCC, conditional_trap): Delete.
9198 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9199 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9200 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9201 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9202 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9204 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9205 type of last argument.
9206 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9207 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9208 use machine mode argument instead of branch_type. Remove dead
9209 code for floating-point comparisons.
9210 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9211 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9213 (cbranchsi4, cstoresi4): New.
9214 * config/iq2000/predicates.md (reg_or_const_operand): New.
9216 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9217 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9218 (b<code>_op): Rewrite to...
9219 (bcc_op): ... this, using match_operator.
9220 (s<code>_op): Rewrite to...
9221 (scc_op): ... this, using match_operator.
9222 (s<code>_24_op): Rewrite to...
9223 (scc_op_24): ... this, using match_operator.
9224 (s<code>_<mode>): Rewrite to...
9225 (cstore<mode>4): ... this, using match_operator.
9226 (s<code>_<mode>_24): Rewrite to...
9227 (cstore<mode>4_24): ... this, using match_operator.
9228 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9229 m32c_unpend_compare, m32c_expand_scc): Delete.
9230 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9231 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9232 (m32c_expand_movcc): Change NE to EQ if necessary.
9233 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9235 * config/m32r/m32r-protos.h (gen_cond_store): New.
9236 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9237 (gen_cond_store): New, from sCC patterns.
9238 (m32r_expand_block_move): Use cbranchsi4.
9239 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9240 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9241 (cbranchsi4, cstoresi4): New.
9243 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9245 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9246 (m68hc11_notice_update_cc): Look into a compare with 0.
9247 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9249 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9250 cmphi, cmpqi, bCC): Delete.
9251 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9252 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9253 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9256 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9257 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9258 * config/m68k/constraints.md (H): New.
9259 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9260 the define_insn below.
9261 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9262 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9263 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9264 patterns): Wrap RHS with COMPARE.
9265 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9266 (*cmpdi_internal): Name this pattern.
9267 (cmpdi): Change to define_insn.
9268 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9269 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9270 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9272 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9273 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9274 (conditional_trap): Change to...
9275 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9276 (*conditional_trap): Use the ordered_comparison_operator and
9277 const1_operand predicates.
9278 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9279 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9280 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9281 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9283 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9284 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9285 (mcore_gen_compare): New.
9286 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9287 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9288 (mcore_gen_compare): ... this.
9289 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9290 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9291 (stack probe pattern): Use cbranchsi4.
9293 * config/mips/predicates.md (mips_cstore_operator): New.
9294 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9295 * config/mips/mips.md (any_cond): Delete.
9296 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9298 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9299 fixuns_truncsfdi2): Use cbranch patterns.
9300 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9301 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9302 Adjust call to mips_expand_conditional_branch.
9303 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9305 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9306 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9307 * config/mips/mips.c (cmp_operands): Delete.
9308 (mips_emit_compare): Get comparison operands from *op0/*op1.
9309 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9310 that it succeeds. Use op0/op1 instead of cmp_operands.
9311 (mips_expand_conditional_branch, mips_expand_conditional_move,
9312 mips_expand_conditional_trap): Likewise.
9313 (mips_block_move_loop): Use cbranch patterns.
9314 * config/mips/mips.h (cmp_operands): Delete.
9316 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9317 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9318 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9319 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9320 (*cmpcc_folded): Rename to...
9321 (*cmpdi_folded): this.
9322 (*cmpcc): Rename to...
9324 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9327 (cbranchdf4): New. Handle invalid comparisons here.
9328 * config/mmix/predicates.md (float_comparison_operator): New.
9330 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9331 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9332 * config/mn10300/mn10300.md (tst): Delete.
9333 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9334 Name these patterns and wrap RHS in a compare.
9335 (*cmpsi): Make this pattern private. Include tst.
9336 (*cmpsf): Make this pattern private.
9337 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9338 (compare with zero peepholes): Likewise.
9340 (cbranchsi4, cbranchsf4): New.
9341 (casesi): Use cbranchsi4.
9343 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9344 hppa_branch_type): Delete.
9345 (return_addr_rtx): Use cbranchsi4.
9346 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9347 Emit CCFPmode comparison here.
9348 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9349 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9350 hppa_branch_type): Delete.
9351 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9352 (movsicc, movdicc): Remove references to hppa_compare_op0,
9353 hppa_compare_op1 and compare_from_rtx.
9354 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9355 (casesi): Use cbranchsi4.
9357 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9358 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9359 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9360 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9361 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9363 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9364 (*branch, *branch_inverted): New.
9366 * config/picochip/picochip.md (cbranchhi4): Use
9367 ordered_comparison_operator.
9368 (cmphi, bCC): Remove.
9370 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9371 (trap_comparison_operator): Delete.
9372 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9373 rs6000_emit_cbranch): Accept mode and operands.
9374 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9375 rs6000_compare_fp_p): Delete.
9376 (rs6000_generate_compare): Accept mode and comparison. Extract code
9377 and op0/op1 from there. Replace references to rs6000_compare_op0
9378 and rs6000_compare_op1.
9379 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9380 extract result from passed operands.
9381 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9382 extract loc from passed operands.
9383 (rs6000_emit_cmove): Likewise.
9384 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9385 rs6000_compare_fp_p): Delete.
9386 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9387 (cbranch<GPR>4, cbranch<FP>4): New.
9388 (cstore<mode>4): New. Consolidate here all choices about when to use
9389 portable or specialized sCC sequences.
9390 (stack_protect_test): Use cbranchsi4.
9391 (conditional_trap): Replace with ctrap<GPR>4.
9392 (conditional trap insn): Replace trap_comparison_operator with
9393 ordered_comparison_operator.
9395 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9396 (s390_emit_prologue): Use ctrap.
9397 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9398 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9399 New predicates replacing...
9400 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9401 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9402 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9403 (add<mode>cc): Do not use s390_compare_op0/op1.
9404 (s<code>): Change to...
9405 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9407 (cstorecc4): ... this. Handle EQ or NE equally.
9408 (*sne): Un-privatize for use in cstorecc4.
9409 (b<code>): Change to...
9410 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9411 (conditional_trap): Replace with...
9412 (ctrap<GPR>4, ctrap<FP>4): ... these.
9413 (stack_protect): Use cbranchcc4.
9415 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9416 * config/score/score-protos.h (score_gen_cmp): Delete.
9417 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9418 (score_block_move-loop): Use cbranchsi4.
9419 * config/score/score.md (cbranchsi4): New.
9420 (cmpsi, bCC): Delete.
9421 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9422 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9423 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9424 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9425 * config/score/score3.h (score3_gen_cmp): Delete.
9426 * config/score/score7.h (score7_gen_cmp): Delete.
9428 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9429 (sh_emit_scc_to_t): ... this. Return void.
9430 (from_compare): Rename to...
9431 (sh_emit_compare_and_branch): ... this.
9432 (sh_emit_compare_and_set): New.
9433 (sh_expand_t_scc): Accept operands.
9434 * config/sh/predicates.md (sh_float_comparison_operator): New.
9435 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9436 (prepare_scc_operands): Rename to...
9437 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9439 (sh_emit_cheap_store_flag): New.
9440 (sh_emit_set_t_insn): New.
9441 (from_compare): Rename to...
9442 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9443 handling of TARGET_SH2E floating point to avoid recursive call.
9444 Generate branch here.
9445 (sh_emit_compare_and_set): New.
9446 (sh_expand_t_scc): Get op0/op1 from arguments.
9447 (sh_emit_cheap_store_flag): New.
9448 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9450 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9451 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9452 (movsicc, movdicc): Do nothing when it recreated operands from
9453 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9454 prepare_scc_operands (now sh_emit_scc_to_t).
9455 (udivdi3): Use cstoresi4.
9456 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9457 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9458 (cbranchint4_media, cbranchfp4_media): New.
9459 (casesi): Use cbranchdi4.
9460 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9462 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9463 (movnegt): Remove second operand.
9464 (cbranchsf4, cbranchdf4): New.
9465 (stack_protect): Use cbranchdi4/cbranchsi4.
9467 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9468 (gen_compare_reg): Accept comparison, extract part of it to...
9469 (gen_compare_reg_1): ... this.
9470 (gen_compare_operator): Delete.
9471 (gen_v9_scc): Accept separate destination, comparison code and arms.
9472 Do not use sparc_compare_op0/sparc_compare_op1.
9473 (emit_scc_insn, emit_conditional_branch_insn): New.
9474 (emit_v9_brxx): Make static. Remove useless assertion.
9475 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9477 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9478 * config/sparc/sparc-protos.h (gen_compare_reg,
9479 sparc_emit_float_lib_cmp): Adjust prototype.
9480 (emit_scc_insn, emit_conditional_branch_insn): New.
9481 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9482 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9483 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9484 iterators to the top.
9485 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9486 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9487 snedi_special_trunc): Delete.
9488 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9489 and snedi_special_trunc.
9490 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9491 cbranchdi4, cbranch<F:mode>4): New.
9492 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9493 here. Use gen_compare_reg instead of gen_compare_operator.
9494 (conditional_trap): Replace with...
9495 (ctrapsi4, ctrapdi4): ... this.
9496 (stack_protect_test): Use cbranchcc4.
9498 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9500 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9501 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9502 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9503 from operands[0] or operands[3] depending on is_set.
9504 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9505 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9506 cmpdf, bCC), sCC: Remove.
9507 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9508 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9510 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9511 spu_emit_branch_or_set.
9513 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9515 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9516 xstormy16_compare_op1): Delete.
9517 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9518 xstormy16_compare_op1): Delete.
9519 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9521 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9522 (cmphi, cmpsi, bCC): Remove.
9524 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9525 (*cmpsi): ... this one.
9526 (cbranchsi4, cstoresi4): New.
9527 (bCC expanders): Delete.
9528 (sCC insns): Fold into...
9529 (*setcc): ... this one.
9530 (casesi): Do not use gen_cmpsi and gen_bgtu.
9531 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9532 (movsicc): Simplify.
9533 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9535 * config/vax/vax-protos.h (cond_name): New.
9536 (vax_output_conditional_branch): Remove.
9537 * config/vax/vax.c (cond_name): New.
9538 (vax_output_conditional_branch): Remove.
9539 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9540 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9541 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9542 (bit<VAXint>): Wrap source with (compare).
9543 (b<code> and following unnamed pattern): Rename to *branch and
9544 *branch_reversed. Change macroization to match_operator.
9545 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9547 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9548 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9549 Change last argument to machine_mode.
9550 (xtensa_expand_scc): Add machine_mode argument.
9551 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9552 (gen_conditional_move, xtensa_expand_conditional_branch,
9553 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9554 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9555 Adjust operand numbers.
9556 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9558 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9559 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9560 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9562 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9564 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9565 causes spurious differences between trunk and cond-optab branch.
9567 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9570 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9572 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9574 * tree.c (iterative_hash_pointer): Delete.
9575 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9576 Hash UIDs and versions of SSA names. Don't special-case built-in
9577 function declarations.
9579 2009-05-11 Ian Lance Taylor <iant@google.com>
9582 * graphite.c: Force -Wc++-compat to only be a warning before
9583 #including "cloog/cloog.h".
9585 2009-05-11 Martin Jambor <mjambor@suse.cz>
9587 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9589 2009-05-11 Jan Hubicka <jh@suse.cz>
9591 * tree-ssa-loop-ivcanon.c: Include target.h
9592 (struct loop_size): new structure.
9593 (constant_after_peeling): New predicate.
9594 (tree_estimate_loop_size): New function.
9595 (estimated_unrolled_size): Rewrite for new estimates.
9596 (try_unroll_loop_completely): Use new estimates.
9597 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9599 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9601 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9602 libcpp interface change.
9603 (spu_macro_to_expand): Likewise.
9605 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9607 PR tree-optimization/40026
9608 * gimplify.c (gimplify_init_constructor): Change initial conditional
9609 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9610 optimize_compound_literals_in_ctor.
9612 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9614 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9616 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9618 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9620 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9621 HOST_WIDE_INT for gap.
9623 2009-05-11 Ira Rosen <irar@il.ibm.com>
9625 PR tree-optimization/40074
9626 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9627 account in group size and step comparison.
9629 2009-05-11 Richard Guenther <rguenther@suse.de>
9631 * passes.c (init_optimization_passes): Strip now incorrect comment.
9632 (execute_function_todo): Do not set PROP_alias.
9633 * tree-pass.h (PROP_alias): Remove.
9634 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9635 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9636 * tree-nrv.c (pass_return_slot): Likewise.
9637 * tree-object-size.c (pass_object_sizes): Likewise.
9638 * tree-ssa-dom.c (pass_dominator): Likewise.
9639 (pass_phi_only_cprop): Likewise.
9640 * tree-ssa-dse.c (pass_dse): Likewise.
9641 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9642 (pass_cselim): Likewise.
9643 * tree-ssa-pre.c (pass_pre): Likewise.
9644 (pass_fre): Likewise.
9645 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9646 * tree-ssa-sink.c (pass_sink_code): Likewise.
9647 * tree-stdarg.c (pass_stdarg): Likewise.
9648 * tree-tailcall.c (pass_tail_calls): Likewise.
9649 * tree-vrp.c (pass_vrp): Likewise.
9651 2009-05-10 Ian Lance Taylor <iant@google.com>
9653 * basic-block.h (enum profile_status): Break out of struct
9655 * cgraph.h (struct inline_summary): Break out of struct
9657 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9658 of struct cgraph_order_sort.
9659 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9660 * cse.c (struct branch_path): Break out of struct
9661 cse_basic_block_data.
9662 * except.h (enum eh_region_type): Break out of struct eh_region.
9663 * gcc.c (enum add_del): Break out of struct modify_target.
9664 * genrecog.c (enum decision_type): Break out of struct decision_test.
9665 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9667 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9668 * regmove.c (enum match_use): New enum, broken out of struct match.
9669 * sched-int.h (enum post_call_group): New enum, broken out of
9671 (struct deps_reg): Break out of struct deps.
9672 * target.h (struct asm_int_op): Break out of struct gcc_target.
9673 * tree-eh.c (struct goto_queue_node): Break out of struct
9675 * tree-inline.h (enum copy_body_cge_which): Break out of
9677 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9679 * c-decl.c (in_struct, struct_types): New static variables.
9680 (pushtag): Add loc parameter. Change all callers.
9681 (lookup_tag): Add ploc parameter. Change all callers.
9682 (check_compound_literal_type): New function.
9683 (parser_xref_tag): Add loc parameter. Change all callers. If
9684 -Wc++-compat, warn about struct/union/enum types defined within a
9686 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9687 and loc parameters. Change all callers. Change error calls to
9688 error_at, using loc. For a redefinition, if the location of the
9689 original definition is known, report it. Set in_struct and
9690 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9691 (finish_struct): Add new parameters enclosing_in_struct and
9692 enclosing_struct_types. Change all callers. Set
9693 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9694 in the struct. If in a struct, add this struct to struct_types.
9695 (start_enum): Add loc parameter. Change all callers. Use
9696 error_at for errors, using loc. For a redefinition, if the
9697 location of the original definition is known, report it. If in a
9698 struct, add this enum type to struct_types. If -Wc++-compat warn
9699 if in sizeof, typeof, or alignof.
9700 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9701 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9702 (c_parser_enum_specifier): Get enum location for start_enum.
9703 (c_parser_struct_or_union_specifier): Get struct location for
9704 start_struct. Save in_struct and struct_types status between
9705 start_struct and finish_struct.
9706 (c_parser_cast_expression): Get location of cast.
9707 (c_parser_alignof_expression): Get location of type.
9708 (c_parser_postfix_expression): Likewise.
9709 (c_parser_postfix_expression_after_paren_type): Add type_loc
9710 parameter. Change all callers. Call check_compound_literal_type.
9711 Use type_loc for error about variable size type.
9712 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9713 of an enum constant from an enum type defined in a struct or union.
9714 (c_cast_expr): Add loc parameter. Change all callers. If
9715 -Wc++-compat, warn about defining a type in a cast.
9716 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9717 (start_enum, start_struct, finish_struct): Update declarations.
9718 (parser_xref_tag, c_cast_expr): Update declarations.
9719 (check_compound_literal_type): Declare.
9721 2009-05-11 Ben Elliston <bje@au.ibm.com>
9723 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9724 for recent libcpp interface change.
9725 (rs6000_macro_to_expand): Likewise.
9727 2009-05-10 Michael Matz <matz@suse.de>
9730 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9731 not at entry of function.
9733 2009-05-10 Richard Guenther <rguenther@suse.de>
9735 PR tree-optimization/40081
9737 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9738 using the main variant of the element type. Do not fiddle with
9739 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9741 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9742 structs with volatile fields.
9744 2009-05-10 Jan Hubicka <jh@suse.cz>
9746 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9747 (estimate_move_cost): Assert that it does not get called for
9749 (estimate_num_insns): Skip VOID types in argument handling.
9750 (optimize_inline_calls): Delete unreachable blocks and verify that
9753 2009-05-10 Jan Hubicka <jh@suse.cz>
9755 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9756 * cgraph.c (cgraph_mark_address_taken_node): New function.
9757 (dump_cgraph_node): Dump new flag.
9758 * cgraph.h (struct cgraph_node): Add address_taken.
9759 (cgraph_mark_address_taken_node): New function.
9760 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9761 since new direct calls can be born.
9763 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9765 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9768 2009-05-10 Jan Hubicka <jh@suse.cz>
9771 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9773 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9774 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9775 * tree-inline.c (copy_bb): Set frequency correctly.
9776 (fold_marked_statements): Update call to
9777 cgraph_update_edges_for_call_stmt.
9779 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9781 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9782 identifiers in diagnostics.
9783 * config/arm/arm.c (arm_handle_fndecl_attribute,
9784 arm_handle_isr_attribute): Likewise.
9785 * config/avr/avr.c (avr_handle_progmem_attribute,
9786 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9787 * config/bfin/bfin.c (handle_int_attribute,
9788 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9789 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9790 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9792 * config/darwin.c (darwin_handle_kext_attribute,
9793 darwin_handle_weak_import_attribute): Likewise.
9794 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9795 h8300_handle_eightbit_data_attribute,
9796 h8300_handle_tiny_data_attribute): Likewise.
9797 * config/i386/i386.c (ix86_handle_cconv_attribute,
9798 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9799 * config/i386/winnt.c (ix86_handle_shared_attribute,
9800 ix86_handle_selectany_attribute): Likewise.
9801 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9802 * config/m32c/m32c.c (function_vector_handler): Likewise.
9803 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9804 m68hc11_handle_fntype_attribute): Likewise.
9805 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9806 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9807 * config/mips/mips.c (mips_insert_attributes,
9808 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9809 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9810 rs6000_handle_struct_attribute): Likewise.
9811 * config/sh/sh.c (sh_insert_attributes,
9812 sh_handle_resbank_handler_attribute,
9813 sh_handle_interrupt_handler_attribute,
9814 sh2a_handle_function_vector_handler_attribute,
9815 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9817 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9818 * config/spu/spu.c (spu_handle_fndecl_attribute,
9819 spu_handle_vector_attribute): Likewise.
9820 * config/stormy16/stormy16.c
9821 (xstormy16_handle_interrupt_attribute): Likewise.
9822 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9823 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9825 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9827 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9828 (pp_translate_identifiers): New.
9829 (pp_identifier): Only conditionally translate identifier to locale
9831 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9832 (pp_base_tree_identifier): Only conditionally translate identifier
9833 to locale character set.
9834 * c-pretty-print.c (M_): Define.
9835 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9836 fragments for conditional translation with M_.
9837 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9838 identifier translation.
9840 2009-05-10 Richard Guenther <rguenther@suse.de>
9842 PR tree-optimization/40081
9843 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9844 using the main variant of the element type. Do not fiddle with
9845 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9847 2009-05-09 Jan Hubicka <jh@suse.cz>
9850 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9851 indirect calls; verify cgraph afterwards.
9853 2009-05-09 Jan Hubicka <jh@suse.cz>
9856 * ipa.c (update_inlined_to_pointer): New function.
9857 (cgraph_remove_unreachable_nodes): Use it.
9859 2009-05-09 Jan Hubicka <jh@suse.cz>
9861 * tree-eh.c (struct leh_state): Remove prev_try.
9862 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9864 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9865 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9866 remove_eh_handler_and_replace, foreach_reachable_handler,
9867 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9868 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9869 (gen_eh_region_cleanup): Update prototype.
9871 2009-05-09 Jan Hubicka <jh@suse.cz>
9874 * except.c (copy_eh_region): Always set prev_try.
9875 (redirect_eh_edge_to_label): Find outer try.
9876 (foreach_reachable_handler): When looking for prev try
9877 handle case where previous try is not going to be taken.
9879 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9881 PR tree-optimization/40049
9882 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9883 only vector/vector shifts, convert the type of the constant to the
9884 appropriate type to avoid building incorrect trees, which
9885 eventually have problems with garbage collection.
9887 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9889 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9890 -1 for complex floating-point types if honoring signed zeros.
9892 2009-05-08 Jan Hubicka <jh@suse.cz>
9894 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9895 argument; handle correctly when profile is absent.
9896 (build_cgraph_edges): Update.
9897 (rebuild_cgraph_edges): Update.
9898 * cgraph.c: Do not include varray.h.
9899 (cgraph_set_call_stmt_including_clones): New function.
9900 (cgraph_create_edge_including_clones): Likewise
9901 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9902 (cgraph_update_edges_for_call_stmt): Handle clones.
9903 (cgraph_remove_node): Handle clone tree.
9904 (cgraph_remove_node_and_inline_clones): New function.
9905 (dump_cgraph_node): Dump clone tree.
9906 (cgraph_clone_node): Handle clone tree.
9907 (clone_function_name): Bring here from tree-inline.c.
9908 (cgraph_create_virtual_clone): New function.
9909 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9910 (cgraph_clone_info): New function.
9911 (strut cgraph_node): Add clone_info and new clone tree pointers.
9912 (cgraph_remove_node_and_inline_clones,
9913 cgraph_set_call_stmt_including_clones,
9914 cgraph_create_edge_including_clones,
9915 cgraph_create_virtual_clone): Declare.
9916 (cgraph_function_versioning): Use VEC argument.
9917 (compute_call_stmt_bb_frequency): Update prototype.
9918 (cgraph_materialize_all_clones): New function.
9919 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9920 (ipcp_create_replace_map): Update to VECtors.
9921 (ipcp_update_callgraph): Use virtual clones.
9922 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9923 (ipcp_update_profiling): Do not update local profiling.
9924 (ipcp_insert_stage): Use VECtors and virtual clones.
9925 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9926 (clone_of_p): New function.
9927 (cgraph_preserve_function_body_p): Use clone tree.
9928 (cgraph_optimize): Materialize clones.
9929 (cgraph_function_versioning): Update for VECtors.
9930 (save_inline_function_body): Use clone tree.
9931 (cgraph_materialize_clone): New function.
9932 (cgraph_materialize_all_clones): Likewise.
9933 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9934 * ipa.c: Include gimple.h.
9935 (cgraph_remove_unreachable_nodes): Use clone tree.
9936 * ipa-prop.c (ipa_note_param_call): Update call to
9937 compute_call_stmt_bb_frequencycall.
9938 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9939 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9940 (copy_bb): Handle updating of clone tree; add new edge when new call
9942 (expand_call_inline): Be strict about every call having edge.
9943 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9944 (delete_unreachable_blocks_update_callgraph): New function.
9945 (tree_function_versioning): Use VECtors; always remove unreachable
9946 blocks and fold conditionals.
9947 * tree-inline.h: Do not include varray.h.
9948 (tree_function_versioning): Remove.
9949 * Makefile.in (GTFILES): Remove tree-inline.c
9950 * passes.c (do_per_function): Do only functions having body.
9951 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9954 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9955 Andrew Morrow <acm@google.com>
9958 * c-common.c (c_common_attribute_table): Permit deprecated
9959 attribute to take an optional argument.
9960 (handle_deprecated_attribute): If the optional argument to
9961 __attribute__((deprecated)) is not a string ignore the attribute
9964 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9965 * c-typeck.c (build_component_ref): Likewise.
9966 (build_external_ref): Likewise.
9968 * toplev.c (warn_deprecated_use): Add an attribute argument.
9969 Emit the message associated with __attribute__((deprecated)).
9971 * toplev.h (warn_deprecated_use): Updated.
9973 * doc/extend.texi: Document new optional parameter to
9974 __attribute__((deprecated))
9976 2009-05-08 Michael Eager <eager@eagercon.com>
9978 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9979 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9981 2009-05-08 Richard Guenther <rguenther@suse.de>
9983 PR tree-optimization/40062
9984 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9985 Avoid exponential behavior.
9987 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9989 PR rtl-optimization/33928
9991 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9992 process_uses, build_single_def_use_links): New.
9993 (update_df): Update use_def_ref.
9994 (forward_propagate_into): Use get_def_for_use instead of use-def
9996 (fwprop_init): Call build_single_def_use_links and let it initialize
9998 (fwprop_done): Free use_def_ref.
9999 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10000 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10001 df_rd_simulate_one_insn): New.
10002 (df_rd_bb_local_compute_process_def): Update head comment.
10003 (df_chain_create_bb): Use the new RD simulation functions.
10004 * df.h (df_rd_simulate_artificial_defs_at_top,
10005 df_rd_simulate_one_insn): New.
10006 * opts.c (decode_options): Enable fwprop at -O1.
10007 * doc/invoke.texi (-fforward-propagate): Document this.
10009 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10012 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10013 and one complex operand specially.
10014 * tree-complex.c (some_nonzerop): Do not identify a real value as
10015 zero if flag_signed_zeros.
10017 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10019 PR rtl-optimization/33928
10020 * loop-invariant.c (record_use): Fix && vs. || mishap.
10022 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10024 PR rtl-optimization/33928
10025 * loop-invariant.c (struct use): Add addr_use_p.
10026 (struct def): Add n_addr_uses.
10027 (struct invariant): Add cheap_address.
10028 (create_new_invariant): Set cheap_address.
10029 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10030 (record_uses): Pass df_ref to record_use.
10031 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10034 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10036 * config/sh/sh.c: Do not include c-pragma.h.
10038 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10040 * config/spu/spu.c: Remove include of c-common.h.
10042 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10045 * c-common.h (mark_valid_location_for_stdc_pragma,
10046 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10047 clear_float_const_decimal64, float_const_decimal64_p): New.
10048 * c.opt (Wunsuffixed-float-constants): New.
10049 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10050 unsuffixed float constant, handle new warning.
10051 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10052 * c-decl.c (c_scope): New flag float_const_decimal64.
10053 (set_float_const_decimal64, clear_float_const_decimal64,
10054 float_const_decimal64_p): New.
10055 (push_scope): Set new flag.
10056 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10057 to use STDC pragmas.
10058 (c_parser_external_declaration): Ditto.
10059 (c_parser_compound_statement_nostart): Ditto.
10060 * c-pragma.c (valid_location_for_stdc_pragma,
10061 mark_valid_location_for_stdc_pragma,
10062 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10063 handle_pragma_float_const_decimal64): New.
10064 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10065 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10066 set_float_const_decimal64, clear_float_const_decimal64,
10067 float_const_decimal64_p): New dummy functions.
10068 * doc/extend.texi (Decimal Float): Remove statement that the
10069 pragma, and suffix for double constants, are not supported.
10070 * doc/invoke.texi (Warning Options): List new option.
10071 (-Wunsuffixed-float-constants): New.
10073 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10075 * config/i386/i386.c: Do not include c-common.h.
10077 2009-05-07 Mark Heffernan <meheff@google.com>
10079 * doc/invoke.texi (Debugging Options): Document change of debugging
10081 * opts.c (decode_options): Make dump_base_name relative to
10082 aux_base_name directory.
10084 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10086 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10087 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10089 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10091 * Makefile.in (install-plugin): Simplify a bit.
10093 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10095 * Makefile.in (OBJS-common): Add regcprop.o.
10097 * timevar.def (TV_CPROP_REGISTERS): New.
10098 * regrename.c (regrename_optimize): Return 0.
10099 (rest_of_handle_regrename): Delete.
10100 (pass_rename_registers): Point to regrename_optimize.
10101 (struct value_data_entry, struct value_data,
10102 kill_value_one_regno, kill_value_regno, kill_value,
10103 set_value_regno, init_value_data, kill_clobbered_value,
10104 kill_set_value, kill_autoinc_value, copy_value,
10105 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10106 replace_oldest_value_reg, replace_oldest_value_addr,
10107 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10108 debug_value_data, validate_value_data): Move...
10109 * regcprop.c: ... here.
10110 (rest_of_handle_cprop): Delete.
10111 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10113 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10115 PR middle-end/40057
10116 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10117 GEN_INT for 1 << bitnum.
10118 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10119 build_int_cst_type.
10121 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10123 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10124 Remove wrong description of "nand" operation.
10126 2009-05-06 Richard Guenther <rguenther@suse.de>
10127 Adam Nemet <anemet@caviumnetworks.com>
10129 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10130 comment. Add that if LHS is not a gimple register, then RHS1 has
10131 to be a single object (GIMPLE_SINGLE_RHS).
10133 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10135 * expr.c (get_def_for_expr): Move it up in the file.
10136 (store_field): When expanding a bit-field store, look at the
10137 defining gimple stmt for the masking conversion.
10139 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10141 PR middle-end/39986
10142 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10143 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10144 32-bit memcpy into long.
10146 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10148 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10149 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10151 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10152 instead of appending DW_OP_deref*.
10154 2009-05-06 Michael Matz <matz@suse.de>
10156 PR middle-end/40021
10157 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10158 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10160 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10162 * Makefile.in (install-plugin): Fix srcdir handling.
10164 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10166 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10167 when processing for not_regs_needed bitmap.
10168 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10169 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10170 handling it for rhs.
10172 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10174 * config/i386/i386.md (unnamed inc/dec peephole): Use
10175 optimize_insn_for_size_p instead of optimize_size.
10176 * config/i386/predicates.md (incdec_operand): Likewise.
10177 (aligned_operand): Likewise.
10178 * config/i386/sse.md (divv8sf3): Likewise.
10179 (sqrtv8sf2): Likewise.
10181 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10183 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10185 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10187 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10189 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10190 ssemodesuffixf2c with avxmodesuffixf2c.
10192 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10195 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10197 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10199 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10200 (struct tree_base): Adjust spacing for 8 bit boundaries.
10201 (struct tree_decl_common): Add decl_by_reference_flag bit.
10202 (DECL_BY_REFERENCE): Adjust.
10203 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10204 print DECL_BY_REFERENCE bit.
10205 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10206 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10207 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10208 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10211 PR middle-end/39666
10212 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10213 range of the type, but default label is missing, add it with one
10214 of the existing labels instead of adding a new label for it.
10216 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10220 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10222 * Makefile.in (enable_plugin, plugin_includedir): New.
10223 (install): Depend on install-plugin.
10224 (PLUGIN_HEADERS): New.
10225 (install-plugin): New.
10226 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10228 2009-05-05 Richard Guenther <rguenther@suse.de>
10230 PR tree-optimization/40022
10231 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10233 (phivn_valid_p): Fix tuplification error, simplify.
10234 (phiprop_insert_phi): Add dumps.
10235 (propagate_with_phi): Simplify.
10237 2009-05-05 Richard Guenther <rguenther@suse.de>
10239 PR middle-end/40023
10240 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10242 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10244 * tree.h (strip_float_extensions): Remove duplicate declaration.
10245 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10246 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10247 block_ultimate_origin): Rearrange the declarations line to match the
10248 comment that indicates the .c file which the functions are defined.
10249 (dwarf2out_*, set_decl_rtl): Add comment.
10250 (get_base_address): Adjust comment.
10251 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10252 declarations line and add comment.
10253 (is_builtin_name): Add blank after function name, for clarity.
10255 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10257 * attribs.c (decl_attributes): Use %qE for identifiers in
10259 * cgraphunit.c (verify_cgraph_node): Translate function names to
10260 locale character set in diagnostics.
10261 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10263 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10264 Document that functions are named in UTF-8.
10265 * expr.c (expand_expr_real_1): Translate function names to locale
10266 character set in diagnostics.
10267 * gimplify.c (omp_notice_variable, omp_is_private,
10268 gimplify_scan_omp_clauses): Use %qE for identifiers in
10270 * langhooks.c (lhd_print_error_function): Translate function names
10271 to locale character set.
10272 * langhooks.h (decl_printable_name): Document that return value is
10273 in internal character set.
10274 * stmt.c: Include pretty-print.h
10275 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10277 (resolve_operand_name_1): Translate named operand name to locale
10279 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10281 * toplev.c (announce_function): Translate function names to locale
10283 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10284 (default_tree_printer): Use pp_identifier or translate identifiers
10285 to locale character set. Mark "<anonymous>" for translation.
10286 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10287 for identifiers in diagnostics.
10288 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10290 * varasm.c (output_constructor): Use %qE for identifiers in
10293 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10295 * configure.ac: use ` ` instead of $()
10296 * configure: Regenerate.
10298 2009-05-05 Ben Elliston <bje@au.ibm.com>
10300 * config/pa/linux-atomic.c: Eliminate conditional include of
10301 errno.h on non-LP64 systems to simplify build requirements.
10303 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10305 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10307 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10308 and pass value to identifier_to_locale.
10309 (warn_variable_length_array): Make name a tree.
10310 (grokdeclarator): Separate diagnostic texts for named and unnamed
10311 declarators. Use %qE for named declarators.
10312 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10314 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10315 identifiers in diagnostics.
10316 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10317 identifier_to_locale. Mark "anonymous" strings for translation.
10319 2009-05-04 Michael Eager <eager@eagercon.com>
10321 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10322 address for DImode/DFmode only if double-precision FP regs.
10324 2009-05-04 Michael Eager <eager@eagercon.com>
10326 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10327 TARGET_SINGLE_FLOAT check.
10329 2009-05-04 Michael Eager <eager@eagercon.com>
10331 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10333 2009-05-04 Michael Eager <eager@eagercon.com>
10335 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10336 * config/rs6000/t-xilinx: New
10338 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10340 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10341 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10342 * gcc/explow.c (memory_address): Use target hook.
10343 * gcc/targhooks.c (default_legitimize_address): New.
10344 * gcc/targhooks.h (default_legitimize_address): New.
10345 * gcc/target.h (legitimize_address): New.
10346 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10347 (TARGET_INITIALIZER): Include it.
10348 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10350 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10351 * config/bfin/bfin.c (legitimize_address): Remove.
10352 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10353 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10355 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10356 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10358 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10359 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10360 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10361 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10362 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10363 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10364 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10365 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10366 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10367 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10368 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10369 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10370 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10371 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10372 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10373 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10374 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10375 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10376 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10377 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10378 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10379 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10380 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10382 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10383 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10384 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10385 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10386 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10387 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10388 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10389 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10390 (thumb_legitimize_address): Delete.
10391 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10392 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10393 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10394 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10395 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10396 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10398 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10401 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10402 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10403 * config/m32r/m32r.c (m32r_legitimize_address): New.
10404 * config/m68k/m68k.c (m68k_legitimize_address): New.
10405 * config/score/score.c (score_legitimize_address): Standardize.
10406 * config/score/score3.c (score3_legitimize_address): Standardize.
10407 * config/score/score3.h (score3_legitimize_address): Adjust.
10408 * config/score/score7.c (score7_legitimize_address): Standardize.
10409 * config/score/score7.h (score7_legitimize_address): Adjust.
10410 * config/sh/sh.c (sh_legitimize_address): New.
10411 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10413 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10414 (s390_legitimize_address): ... this.
10415 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10416 (sparc_legitimize_address): ... this.
10417 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10418 (ix86_legitimize_address): ... this.
10419 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10420 (avr_legitimize_address): ... this.
10421 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10422 (mn10300_legitimize_address): ... this.
10423 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10424 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10425 (alpha_expand_mov): Adjust call.
10427 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10428 * config/spu/spu.c (spu_legitimize_address): Likewise.
10429 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10430 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10432 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10434 * intl.c (locale_encoding, locale_utf8): New.
10435 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10436 * intl.h (locale_encoding, locale_utf8): Declare.
10437 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10438 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10440 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10442 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10443 (pp_base_tree_identifier): Declare as function.
10444 (identifier_to_locale): Declare.
10445 * Makefile.in (pretty-print.o): Update dependencies.
10446 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10448 2009-05-04 Richard Guenther <rguenther@suse.de>
10450 PR middle-end/40015
10451 * builtins.c (fold_builtin_memory_op): Do not decay to element
10452 type if the size matches the whole array.
10454 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10456 * expmed.c (synth_mult): When trying out a shift, pass the result
10459 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10461 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10462 (shiftsub1_cost): New.
10463 (init_expmed): Compute shiftsub1_cost.
10464 (synth_mult): Optimize multiplications by constants of the form
10465 -(2^^m-1) for some constant positive integer m.
10467 2009-05-03 Richard Guenther <rguenther@suse.de>
10470 * c-typeck.c (array_to_pointer_conversion): Do not built
10471 ADDR_EXPRs of arrays of pointer-to-element type.
10472 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10473 up wrong ADDR_EXPRs after-the-fact.
10474 * c-common.c (strict_aliasing_warning): Strip pointer
10475 conversions for obtaining the original type.
10476 * builtins.c (fold_builtin_memset): Handle array types.
10477 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10480 2009-05-03 Richard Guenther <rguenther@suse.de>
10482 PR middle-end/23329
10483 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10484 Do not lose casts from array types with unknown extent to array
10485 types with known extent.
10486 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10487 alias set compatibility.
10489 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10491 * flags.h (extra_warnings): Delete.
10492 * toplev.c (process_options): Handle Wuninitialized here.
10493 * opts.c (extra_warnings): Delete.
10494 (set_Wextra): Delete.
10495 (common_handle_option): -Wextra can be handled automatically.
10496 * c-opts.c (c_common_handle_option): Delete obsolete code.
10497 (c_common_post_options): Simplify comment.
10498 * common.opt (W): Add Var.
10500 (Wuninitialized): Initialize to -1.
10502 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10503 Richard Guenther <rguenther@suse.de>
10505 * expr.c (get_def_for_expr): New function.
10506 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10507 SSA rather than trees.
10508 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10509 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10511 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10513 * c-common.c (reswords): Add _Imaginary.
10514 * c-common.c (enum rid): Add RID_IMAGINARY.
10516 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10518 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10519 Patch by Richard Guenther.
10521 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10523 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10524 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10525 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10526 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10527 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10528 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10529 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10530 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10531 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10532 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10533 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10534 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10535 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10536 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10537 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10538 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10539 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10540 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10542 2009-05-02 Richard Guenther <rguenther@suse.de>
10544 PR tree-optimization/39940
10545 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10548 2009-05-02 Richard Guenther <rguenther@suse.de>
10550 PR middle-end/40001
10551 * tree-ssa.c (execute_update_addresses_taken): Properly check
10552 if we can mark a variable DECL_GIMPLE_REG_P.
10553 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10554 back to the end of the function.
10555 (is_gimple_reg_type): Remove complex type special casing.
10556 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10559 2009-05-02 Ben Elliston <bje@au.ibm.com>
10561 * doc/collect2.texi (Collect2): Document search path behaviour
10562 when configured with --with-ld.
10564 2009-05-02 Jan Hubicka <jh@suse.cz>
10566 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10567 parameter; update callers.
10568 (coalesce_cost_edge): EH edges are costier because they needs
10569 splitting even if not critical and even more costier when there are
10570 multiple EH predecestors.
10572 2009-05-02 Jan Hubicka <jh@suse.cz>
10574 * except.c (remove_eh_handler_and_replace): Handle updating after
10575 removing TRY blocks.
10577 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10579 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10581 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10583 * varasm.c: Do not include c-pragma.h.
10584 * attribs.c: Do not incude c-common.h.
10586 2009-05-01 Michael Matz <matz@suse.de>
10588 * calls.c (initialize_argument_information): Handle SSA names like
10589 decls with a non MEM_P DECL_RTL.
10591 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10593 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10594 * ipa-utils.c: Likewise.
10595 * ipa-type-escape.c: Likewise.
10596 * cgraphunit.c Do not include c-common.h.
10597 * ipa-pure-const.c: Likewise.
10598 * tree-if-conv.c: Likewise.
10599 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10600 * ipa-struct-reorg.c: Likewise.
10601 * tree-nomudflap.c: Likewise.
10602 * tree-ssa-structalias.c: Likewise.
10604 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10606 * store-motion.c: Many cleanups to make this pass a first-class
10607 citizen instead of an appendix to gcse load motion. Add TODO list
10608 to make this pass faster/cleaner/better.
10610 (struct ls_expr): Post gcse.c-split cleanups.
10611 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10612 "stores" field to "avail_stores".
10613 (pre_ldst_mems): Rename to store_motion_mems.
10614 (pre_ldst_table): Rename to store_motion_mems_table.
10615 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10616 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10617 (ldst_entry): Rename to st_expr_entry, update users.
10618 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10619 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10620 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10622 (first_ls_expr): Rename to first_st_expr, update users.
10623 (next_ls_expr): Rename to next_st_expr, update users.
10624 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10625 fields properly for store motion instead of names inherited from load
10627 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10628 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10631 (ae_kill): Rename to st_kill, update users.
10632 (ae_gen): Rename to st_avloc, update users.
10633 (transp): Rename to st_transp, update users.
10634 (pre_insert_map): Rename to st_insert_map, update users.
10635 (pre_delete_map): Rename to st_delete_map, update users.
10636 (insert_store, build_store_vectors, free_store_memory,
10637 one_store_motion_pass): Update for abovementioned changes.
10639 (gcse_subst_count, gcse_create_count): Remove.
10640 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10641 and "n_stores_created", local variables.
10643 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10646 (regvec, compute_store_table_current_insn): Remove.
10647 (reg_set_info, reg_clear_last_set): Remove.
10648 (compute_store_table): Use DF caches instead of local dataflow
10651 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10653 * c-objc-common.c (c_tree_printer): Print identifiers with
10654 pp_identifier, not pp_string. Mark "({anonymous})" for
10656 * c-pretty-print.c (pp_c_ws_string): New.
10657 (pp_c_cv_qualifier, pp_c_type_specifier,
10658 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10659 pp_c_storage_class_specifier, pp_c_function_specifier,
10660 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10661 pp_c_primary_expression, pp_c_postfix_expression,
10662 pp_c_unary_expression, pp_c_shift_expression,
10663 pp_c_relational_expression, pp_c_equality_expression,
10664 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10665 use pp_string and pp_c_ws_string in place of pp_identifier and
10666 pp_c_identifier for non-identifiers. Mark English strings for
10668 * c-pretty-print.h (pp_c_ws_string): Declare.
10670 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10671 Roland McGrath <roland@redhat.com>
10673 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10674 (ENABLE_LD_BUILDID): New configuration option.
10675 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10676 (LINK_BUILDID_SPEC): New macro.
10677 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10679 * doc/install.texi: Document --enable-linker-build-id option.
10680 * configure: Rebuild.
10681 * config.in: Rebuild.
10683 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10685 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10686 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10687 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10688 MIPS_GP_SAVE_AREA_SIZE.
10689 * config/mips/mips.c (struct mips_frame_info): Update comment
10690 before arg_pointer_offset and hard_frame_pointer_offset.
10691 (mips_compute_frame_info): Update diagram before function: to
10692 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10693 indicate the position of frame_pointer_rtx with -fstack-protector and
10694 to show args_size. Don't allocate cprestore area for leaf functions
10695 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10697 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10699 2009-04-30 Michael Matz <matz@suse.de>
10701 PR tree-optimization/39955
10702 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10704 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10706 * ira.c (setup_cover_and_important_classes): Use safe macro
10707 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10709 * genpreds.c (write_tm_preds_h): Output suitable definition of
10710 REG_CLASS_FOR_CONSTRAINT.
10712 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10714 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10716 * bitmap.c (bitmap_descriptor): Likewise.
10717 * ggc-common.c (loc_descriptor): Likewise.
10718 * varray.c (varray_descriptor): Likewise.
10719 * vec.c (vec_descriptor): Likewise.
10721 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10723 * Makefile.in (dce.o): Add $(EXCEPT_H).
10724 * dce.c: Include except.h and delete redundant vector definitions.
10725 (deletable_insn_p): Return false for non-call insns that can throw
10728 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10730 * gcse.c (ae_gen): Remove.
10731 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10732 and make non-static function to make it available in store-motion.c.
10733 Update call sites with search-and-replace.
10734 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10735 extract_mentioned_regs, extract_mentioned_regs_helper,
10736 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10737 store_killed_in_insn, store_killed_after, store_killed_before,
10738 build_store_vectors, insert_insn_start_basic_block, insert-store,
10739 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10740 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10741 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10742 * store-motion.c: ...new file. Also copy data structures from gcse.c
10743 and clean up to remove parts not used by store motion.
10744 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10745 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10747 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10750 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10751 when optimizing for size.
10753 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10755 * gcse.c (gcse_constant_p): Fix typo in last change.
10757 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10759 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10761 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10763 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10765 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10767 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10768 CONST_HIGH_PART result.
10770 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10772 * config/avr/avr.c (initial_elimination_offset): Rename to
10773 avr_initial_elimination_offset.
10774 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10775 change return type to bool.
10776 (avr_can_eliminate): New function.
10777 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10778 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10779 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10780 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10781 avr_initial_elimination_offset.
10782 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10783 (avr_initial_elimination_offset): Define.
10785 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10786 Steven Bosscher <steven@gcc.gnu.org>
10788 PR rtl-optimization/39938
10789 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10790 * cfgrtl.c: Include insn-attr.h.
10791 (rest_of_pass_free_cfg): New function.
10792 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10793 * resource.c (init_resource_info): Remove call to df_analyze.
10795 2009-04-29 Richard Guenther <rguenther@suse.de>
10798 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10799 allow conversion to signed integers.
10801 2009-04-29 Richard Guenther <rguenther@suse.de>
10803 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10804 shifts of floating point vectors if the shift amount is
10805 a constant multiple of the element size.
10807 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10808 Michael Matz <matz@suse.de>
10810 PR middle-end/39927
10812 * tree-outof-ssa.c (emit_partition_copy): New function.
10813 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10814 insert_part_to_rtx_on_edge): Perform the partition base var
10815 copy using emit_partition_copy.
10816 (insert_value_copy_on_edge): Convert constants to the right mode.
10817 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10818 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10820 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10822 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10823 scan backwards to try to find a constant to initialize it.
10825 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10826 insn before the loop_end instruction, don't look past labels.
10828 2009-04-29 Richard Guenther <rguenther@suse.de>
10830 PR middle-end/39937
10831 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10832 loose type conversions.
10833 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10834 stmts only if there are no uses of its definition.
10836 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10838 * config/bfin/bfin.h (splitting_loops): Declare.
10839 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10840 Reorder bit definitions to be ascending.
10841 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10842 * config/bfin/bfin.c (splitting_loops): New variable.
10843 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10844 (struct loop_info): Remove members INIT and LOOP_INIT.
10845 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10846 the LSETUP sequence. Allow LC to be loaded from any register, but
10847 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10848 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10850 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10851 of reload_completed.
10854 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10856 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10858 * Makefile.in (PLUGIN_VERSION_H): New.
10859 (OBJS-common): Remove plugin-version.o.
10860 (plugin.o): Depend on (PLUGIN_VERSION_H).
10861 (plugin-version.o): Remove.
10862 * configure: Regenerate
10863 * configure.ac: Create plugin-version.h.
10864 * gcc-plugin.h (plugin_gcc_version): Remove.
10865 (plugin_default_version_check): Change signature.
10866 * plugin-version.c: Remove.
10867 * plugin.c: Include plugin-version.h.
10868 (str_plugin_gcc_version_name): Remove.
10869 (try_init_one_plugin): Pass gcc version to plugin_init.
10870 (plugin_default_version_check): Both gcc and plugin versions are now
10873 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10875 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10876 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10877 Remove special case testing for last insn of inner loops. Don't fail
10878 if the loop ends with a jump, emit an extra nop instead.
10880 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10881 DREGS rather than comparing directly. Remove code that tries to
10882 account for latencies.
10884 2009-04-29 Richard Guenther <rguenther@suse.de>
10886 PR tree-optimization/39941
10887 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10888 eliminating an indirect call.
10890 2009-04-29 Richard Guenther <rguenther@suse.de>
10892 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10893 parameter. Allow invariants as base if !require_lvalue.
10894 (verify_gimple_assign_single): Adjust.
10896 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10898 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10899 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10900 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10901 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10902 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10904 * config/bfin/bfin.c (bfin_expand_builtin,
10905 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10907 2009-04-28 Richard Guenther <rguenther@suse.de>
10909 * tree-vect-loop.c (get_initial_def_for_induction): Use
10910 correct types for pointer increment.
10912 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10914 * toplev.c (print_version): Update GMP version string calculation.
10916 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10918 PR rtl-optimization/39938
10919 * resource.c (init_resource_info): Add call to df_analyze.
10921 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10923 * config/alpha/alpha.md (usegp): Cast the result of
10924 alpha_find_lo_sum_using_gp to enum attr_usegp.
10925 * config/alpha/alpha.c (override_options): Remove end-of-structure
10926 marker element from cpu_table. Use array size of cpu_table to handle
10927 -mcpu and -mtune options.
10928 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10930 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10932 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10933 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10934 tune_32 and tune_64.
10935 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10936 support on PowerPC.
10937 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10938 * config/rs6000/option-defaults.h: ... here. New file.
10939 (OPT_64, OPT_32): Define.
10940 (MASK_64BIT): Define to 0 if not already defined.
10941 (OPT_ARCH64, OPT_ARCH32): Define.
10942 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10945 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10947 * config/arm/arm.c (arm_override_options): Emit error on using
10950 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10952 PR rtl-optimization/39914
10953 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10954 registers for allocnos created from user-defined variables only
10955 when not optimizing.
10957 2009-04-28 Richard Guenther <rguenther@suse.de>
10959 PR middle-end/39937
10960 * fold-const.c (fold_binary): Use distribute_real_division only
10963 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10965 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10966 add hpux-stdint.h to tm_file.
10967 (hppa[12]*-*-hpux11*): Ditto.
10968 (ia64*-*-hpux*): Ditto.
10969 * config/hpux-stdint.h: New.
10970 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10971 __STDC_EXT__ for all compiles.
10972 * config/pa/pa-hpux.h: Ditto.
10973 * config/pa/pa-hpux10.h: Ditto.
10974 * config/pa/pa-hpux11.h: Ditto.
10976 2009-04-28 Catherine Moore <clm@codesourcery.com>
10978 * debug.h (set_name): Add comment.
10980 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10983 * config/darwin.c (machopic_gen_offset): Check
10984 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10985 * config/arm/arm.c (require_pic_register): Likewise.
10987 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10989 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10990 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10991 m32c_promote_prototypes): Delete.
10993 2009-04-28 Michael Matz <matz@suse.de>
10995 PR middle-end/39922
10996 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10999 2009-04-28 Richard Guenther <rguenther@suse.de>
11001 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11003 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11005 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11006 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11007 * config/arm/arm-tune.md: Regenerate.
11009 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11011 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11012 block if there are complex incoming edges.
11013 (sel_merge_blocks): Remove useless assert.
11014 (sel_redirect_edge_and_branch): Check that edge was redirected.
11015 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11016 (sel_find_rgns): Delete declaration.
11017 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11018 the region when it is not a preheader.
11020 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11023 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11025 2009-04-28 Richard Guenther <rguenther@suse.de>
11027 * tree.h (SSA_NAME_VALUE): Remove.
11028 (struct tree_ssa_name): Remove value_handle member.
11029 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11030 array for jump threading.
11031 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11033 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11034 * tree-flow.h (threadedge_initialize_values): Declare.
11035 (threadedge_finalize_values): Likewise.
11036 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11037 (SSA_NAME_VALUE): Define.
11038 (threadedge_initialize_values): New function.
11039 (threadedge_finalize_values): Likewise.
11040 * tree-ssa-dom.c (ssa_name_values): New global variable.
11041 (SSA_NAME_VALUE): Define.
11042 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11044 2009-04-28 Ira Rosen <irar@il.ibm.com>
11046 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11047 Use REPORT_VECTORIZED_LOCATIONS instead
11048 REPORT_VECTORIZED_LOOPS.
11049 * tree-vectorizer.c (vect_verbosity_level): Make static.
11050 (vect_loop_location): Rename to vect_location.
11051 (vect_set_verbosity_level): Update comment.
11052 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11054 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11055 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11056 instead REPORT_UNVECTORIZED_LOOPS.
11057 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11058 and vect_loop_def to vect_external_def and vect_internal_def.
11059 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11060 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11061 REPORT_UNVECTORIZED_LOCATIONS.
11062 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11063 and vect_used_in_loop and to vect_unused_in_scope and
11064 vect_used_in_scope.
11065 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11066 (vect_verbosity_level): Remove declaration.
11067 (vect_analyze_operations): Likewise.
11068 (vect_analyze_stmt): Declare.
11069 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11070 REPORT_UNVECTORIZED_LOCATIONS.
11071 (vect_get_loop_niters): Fix indentation.
11072 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11073 (vect_analyze_loop_operations): New function.
11074 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11075 vect_analyze_operations.
11076 (vect_is_simple_reduction): Use new names.
11077 (vectorizable_live_operation, vect_transform_loop): Likewise.
11078 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11079 to specify whether the data references can be a part of interleaving
11081 (vect_analyze_data_ref_dependence): Use new names.
11082 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11083 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11084 * tree-vect-patterns.c (widened_name_p): Use new names.
11085 (vect_recog_dot_prod_pattern): Likewise.
11086 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11087 (process_use, vect_mark_stmts_to_be_vectorized,
11088 vect_model_simple_cost, vect_model_store_cost,
11089 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11090 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11091 vectorizable_operation, vectorizable_type_demotion,
11092 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11093 vectorizable_condition): Likewise.
11094 (vect_analyze_operations): Split into vect_analyze_loop_operations
11096 (vect_analyze_stmt): ... new function.
11097 (new_stmt_vec_info): Use new names.
11098 (vect_is_simple_use): Use new names and fix comment.
11099 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11100 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11102 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11105 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11106 and integer modes for x87 operands. Do not ICE for unsupported size,
11107 generate error instead. Generate error for unsupported operand types.
11108 ['z']: Do not handle HImode memory operands specially. Warning
11109 for floating-point operands. Fallthru to 'Z' for unsupported operand
11110 types. Do not ICE for unsupported size, generate error instead.
11111 (output_387_binary_op): Use %Z to output operands.
11112 (output_fp_compare): Ditto.
11113 (output_387_reg_move): Ditto.
11115 2009-04-28 Ben Elliston <bje@au.ibm.com>
11120 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11122 * builtins.c (c_strlen): Do not warn here.
11123 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11124 * c-common.c (pointer_int_sum): Take an explicit location.
11125 Warn about offsets out of bounds.
11126 * c-common.h (pointer_int_sum): Adjust declaration.
11128 2009-04-27 Ian Lance Taylor <iant@google.com>
11130 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11132 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11133 * df-core.c (df_set_flags): Change return type to int. Change
11134 type of old_flags to int.
11135 (df_clear_flags): Likewise.
11136 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11137 (df_get_conditional_uses): Likewise.
11138 * df.h (df_set_flags, df_clear_flags): Update declarations.
11139 * dwarf2out.c (struct indirect_string_node): Change type of form
11140 field to enum dwarf_form.
11141 (AT_string_form): Change return type to enum dwarf_form.
11142 * fixed-value.c (fixed_compare): Add cast to enum type.
11143 * fwprop.c (update_df): Change 0 to VOIDmode.
11144 * gensupport.c: Change 0 to UNKNOWN.
11145 * gimple.h (gimple_cond_code): Add cast to enum type.
11146 * haifa-sched.c (reemit_notes): Add cast to enum type.
11147 * hooks.c (hook_int_void_no_regs): Remove function.
11148 * hooks.h (hook_int_void_no_regs): Remove declaration.
11149 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11150 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11151 * real.c (real_arithmetic): Add cast to enum type.
11152 (real_compare): Likewise.
11153 * target.h (struct gcc_target): Change return type of
11154 branch_target_register_class to enum reg_class.
11155 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11156 default_branch_target_register_class.
11157 * targhooks.c (default_branch_target_register_class): New function.
11158 * targhooks.h (default_branch_target_register_class): Declare.
11159 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11160 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11162 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11164 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11165 vect_uninitialized_def. Change 0 to ERROR_MARK.
11166 * tree-vect-stmts.c (supportable_widening_operation): Don't
11167 initialize icode1 and icode2.
11168 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11169 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11171 (cmn_err_flag_specs): Change 0 to STD_C89.
11172 (cmn_err_char_table): Likewise.
11173 * config/arm/arm.c (get_arm_condition_code): Change type of code
11174 to enum arm_cond_code.
11175 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11176 (IWMMXT_BUILTIN2): Likewise.
11177 (neon_builtin_type_bits): Don't define typedef.
11178 (neon_builtin_datum): Change type of bits field to int.
11179 (arm_expand_neon_args): Add cast to enum type.
11180 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11182 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11183 casts to enum type.
11184 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11186 * config/mips/mips.md (jal_macro): Return enum constant.
11187 (single_insn): Likewise.
11188 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11190 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11191 casts to enum type.
11192 * config/s390/s390.c (s390_tune_flags): Change type to int.
11193 (s390_arch_flags): Likewise.
11194 (s390_handle_arch_option): Change flags field of struct pta to int.
11195 * config/s390/s390.h (s390_tune_flags): Update declaration.
11196 (s390_arch_flags): Likewise.
11197 * config/sh/sh.c (prepare_move_operands): Compare
11198 tls_symbolic_operand result with enum constant.
11199 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11200 (sh_expand_prologue): Add cast to enum type.
11201 (sh_expand_epilogue): Likewise.
11202 (tls_symbolic_operand): Change return type to enum tls_model.
11203 (fpscr_set_from_mem): Add cast to enum type.
11204 (legitimize_pic_address): Compare tls_symbolic_operand result with
11206 (sh_target_reg_class): Change return type to enum reg_class.
11207 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11209 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11210 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11211 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11212 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11213 (delayed_branch, tls_call_delay): Likewise.
11214 (eligible_for_sibcall_delay): Likewise.
11215 (eligible_for_return_delay): Likewise.
11216 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11217 (spu_expand_builtin_1): Likewise.
11219 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11220 for all types of conversions.
11221 (output_init_element): Issue -Wc++-compat warning if needed when
11222 initializing a bitfield with enum type.
11223 * c-parser.c (c_parser_expression): Set original_type to
11224 original_type of right hand operand of comman operator.
11226 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11228 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11230 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11231 * doc/cpp.texi (Standard Predefined Macros)
11232 (Implementation-defined behavior): Likewise.
11233 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11234 * doc/gimple.texi (GIMPLE Exception Handling)
11235 (@code{GIMPLE_ASSIGN}): Likewise.
11236 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11237 * doc/invoke.texi (Warning Options, Optimize Options)
11238 (AVR Options, Darwin Options): Likewise.
11239 (Optimize Options): Reformulate -fwhole-program description.
11240 * doc/loop.texi (Lambda): Likewise.
11241 * doc/md.texi (Output Template, Define Constraints)
11242 (Standard Names, Insn Splitting): Likewise.
11243 * doc/options.texi (Option properties): Likewise.
11244 * doc/passes.texi (Tree-SSA passes): Likewise.
11245 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11246 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11247 (File Names and DBX): Likewise.
11248 * doc/trouble.texi (Incompatibilities): Likewise.
11250 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11252 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11253 instruction is correct.
11255 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11257 Allow non-constant arguments to conversion intrinsics.
11258 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11259 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11260 * spu.c (print_operand): Handle 'v' and 'w'.
11261 (exp2_immediate_p, spu_gen_exp2): Define.
11262 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11263 spu_convtf_1): Update parameter descriptions.
11264 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11265 * constraints.md ('v', 'w'): New.
11266 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11268 (i2f, I2F): New define_mode_attr.
11269 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11270 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11271 fixuns_truncv4sfv4si2): Update to use mode attribute.
11272 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11273 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11274 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11275 patterns for combine.
11277 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11279 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11280 (cprop, hoist, pre, store_motion): New debug counters.
11281 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11282 is not an RTL pass anymore.
11283 (pass_profiling): Remove extern decl for pass removed in 2005.
11284 (pass_gcse, pass_jump_bypass): Remove.
11285 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11286 to 0 for clean state.
11287 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11288 * cse.c (gate_handle_cse_after_global_opts,
11289 rest_of_handle_cse_after_global_opts): New functions.
11290 (pass_cse_after_global_opts): New pass, does local CSE.
11291 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11292 (TV_CPROP): New timevar.
11293 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11294 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11295 (gcse_main, recompute_all_luids): Remove.
11296 (compute_hash_table_work): Call max_reg_num instead of reading
11298 (cprop_jump): Don't set run_jump_opt_after_gcse.
11299 (constprop_register): Always allow to alter jumps.
11300 (cprop_insn): Likewise.
11301 (do_local_cprop): Likewise.
11302 (local_cprop_pass): Likewise. Return non-zero if something changed.
11303 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11304 (find_implicit_sets): Add note about missed optimization opportunity.
11305 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11306 pass_rtl_cprop execute function.
11307 Don't bother tracking the pass number, each pass gets its own dumpfile
11309 Always allow to alter jumpsand bypass jumps.
11310 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11311 will just find no suitable set.
11312 (pre_edge_insert): Fix dumping, this function is for PRE only.
11313 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11314 pass_rtl_pre execute function.
11315 (hoist_code): Return non-zero if something changed. Keep track of
11316 substitutions and insertions for statistics gathering similar to PRE.
11317 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11318 called from the pass_rtl_hoist execute function. Show pass statistics.
11319 (compute_store_table): Use max_reg_num directly instead of using the
11320 formerly global max_gcse_regno.
11321 (build_store_vectors): Likewise.
11322 (replace_store_insn): Fix dumping.
11323 (store_motion): Rename to ...
11324 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11325 pass, called from the pass_rtl_store_motion execute function. Keep
11326 track of substitutions and insertions for statistics gathering similar
11328 (bypass_jumps): Remove, fold interesting bits into ...
11329 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11330 from the pass_rtl_cprop execute function.
11331 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11332 pass_jump_bypass): Remove.
11333 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11334 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11335 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11336 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11337 (gate_rtl_store_motion, execute_rtl_store_motion,
11338 pass_rtl_store_motion): New.
11339 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11340 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11341 * passes.c (init_optimization_passes): Remove pass_gcse and
11342 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11343 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11344 instead of pass_jump_bypass.
11346 2009-04-27 Richard Guenther <rguenther@suse.de>
11348 PR middle-end/39928
11349 * gimplify.c (gimplify_expr): If we are required to create
11350 a temporary make sure it ends up as register.
11352 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11355 * config/i386/i386.c (construct_container): Don't call
11356 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11357 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11359 2009-04-27 Michael Matz <matz@suse.de>
11361 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11362 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11363 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11364 (dump_replaceable_exprs): Take a bitmap.
11365 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11367 (expand_gimple_basic_block): Likewise.
11368 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11369 replaceable_expressions member a bitmap.
11370 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11371 (mark_replaceable): Likewise.
11372 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11373 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11375 2009-04-27 Richard Guenther <rguenther@suse.de>
11377 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11378 (verify_stmts): Dispatch to gimple/type verification code.
11379 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11380 issue with call argument types.
11382 2009-04-27 Michael Matz <matz@suse.de>
11384 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11385 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11388 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11389 Eric Botcazou <ebotcazou@adacore.com>
11391 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11392 a label's basic block.
11393 (mark_target_live_regs): Tidy and rework obsolete comments.
11394 Change back DF problem to LIVE. If a label starts a basic block,
11395 assume that all registers that used to be live then still are.
11396 (init_resource_info): If a label starts a basic block, set its
11397 BLOCK_FOR_INSN accordingly.
11398 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11400 2009-04-27 Richard Guenther <rguenther@suse.de>
11402 * tree-flow-inline.h (function_ann): Remove.
11403 (get_function_ann): Likewise.
11404 * tree-dfa.c (create_function_ann): Remove.
11405 * tree-flow.h (struct static_var_ann_d): Remove.
11406 (struct function_ann_d): Likewise.
11407 (union tree_ann_d): Remove fdecl member.
11408 (function_ann_t): Remove.
11409 (function_ann, get_function_ann, create_function_ann): Remove
11412 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11414 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11416 2009-04-27 Jan Hubicka <jh@suse.cz>
11418 * ipa-pure-const.c (struct funct_state_d): New fields
11419 state_previously_known, looping_previously_known; remove
11420 state_set_in_source.
11421 (analyze_function): Use new fields.
11422 (propagate): Avoid assumption that state_set_in_source imply
11425 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11426 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11427 * cfgloop.h (finite_loop_p): Declare.
11429 2009-04-26 Michael Matz <matz@suse.de>
11431 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11433 2009-04-26 Michael Matz <matz@suse.de>
11435 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11436 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11437 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11438 pass_mark_used_blocks): Remove.
11439 * tree-optimize.c (pass_free_datastructures,
11440 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11441 * passes.c (init_optimization_passes): Don't call
11442 pass_mark_used_blocks, remove dead code.
11444 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11446 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11447 * tree-ssa-live.h (register_ssa_partition): Likewise.
11449 2009-04-26 Michael Matz <matz@suse.de>
11452 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11453 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11454 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11456 (compare_pairs): Swap cost comparison.
11457 (coalesce_ssa_name): Don't use change_partition_var.
11458 * tree-nrv.c (struct nrv_data): Add modified member.
11459 (finalize_nrv_r): Set it.
11460 (tree_nrv): Use it to update statements.
11461 (pass_nrv): Require PROP_ssa.
11462 * tree-mudflap.c (mf_decl_cache_locals,
11463 mf_build_check_statement_for): Use make_rename_temp.
11464 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11465 * alias.c (find_base_decl): Handle SSA names.
11466 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11467 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11468 * rtl.h (set_reg_attrs_for_parm): Declare.
11469 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11470 to "optimized", remove unused locals at finish.
11471 (execute_free_datastructures): Make global, call
11472 delete_tree_cfg_annotations.
11473 (execute_free_cfg_annotations): Don't call
11474 delete_tree_cfg_annotations.
11476 * ssaexpand.h: New file.
11477 * expr.c (toplevel): Include ssaexpand.h.
11478 (expand_assignment): Handle SSA names the same as register variables.
11479 (expand_expr_real_1): Expand SSA names.
11480 * cfgexpand.c (toplevel): Include ssaexpand.h.
11481 (SA): New global variable.
11482 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11483 (SSAVAR): New macro.
11484 (set_rtl): New helper function.
11485 (add_stack_var): Deal with SSA names, use set_rtl.
11486 (expand_one_stack_var_at): Likewise.
11487 (expand_one_stack_var): Deal with SSA names.
11488 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11489 before unique numbers.
11490 (expand_stack_vars): Use set_rtl.
11491 (expand_one_var): Accept SSA names, add asserts for them, feed them
11492 to above subroutines.
11493 (expand_used_vars): Expand all partitions (without default defs),
11494 then only the local decls (ignoring those expanded already).
11495 (expand_gimple_cond): Remove edges when jumpif() expands an
11496 unconditional jump.
11497 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11498 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11500 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11501 members of SA; deal with PARM_DECL partitions here; expand
11502 all PHI nodes, free tree datastructures and SA. Commit instructions
11503 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11504 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11505 info and statements at start, collect garbage at finish.
11506 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11507 (VAR_ANN_PARTITION) Remove.
11508 (change_partition_var): Don't declare.
11509 (partition_to_var): Always return SSA names.
11510 (var_to_partition): Only accept SSA names.
11511 (register_ssa_partition): Only check argument.
11512 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11514 (delete_var_map): Don't free it.
11515 (var_union): Only accept SSA names, simplify.
11516 (partition_view_init): Mark only useful SSA names as used.
11517 (partition_view_fini): Only deal with SSA names.
11518 (change_partition_var): Remove.
11519 (dump_var_map): Use ssa_name instead of partition_to_var member.
11520 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11522 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11523 (struct _elim_graph): New member const_dests; nodes member vector of
11525 (set_location_for_edge): New static helper.
11526 (create_temp): Remove.
11527 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11528 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11529 (new_elim_graph): Allocate const_dests member.
11530 (clean_elim_graph): Truncate const_dests member.
11531 (delete_elim_graph): Free const_dests member.
11532 (elim_graph_size): Adapt to new type of nodes member.
11533 (elim_graph_add_node): Likewise.
11534 (eliminate_name): Likewise.
11535 (eliminate_build): Don't take basic block argument, deal only with
11536 partition numbers, not variables.
11537 (get_temp_reg): New static helper.
11538 (elim_create): Use it, deal with RTL temporaries instead of trees.
11539 (eliminate_phi): Adjust all calls to new signature.
11540 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11541 (rewrite_trees): Only do checking.
11542 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11543 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11544 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11545 contains_tree_r, MAX_STMTS_IN_LATCH,
11546 process_single_block_loop_latch, analyze_edges_for_bb,
11547 perform_edge_inserts): Remove.
11548 (expand_phi_nodes): New global function.
11549 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11550 functions, initialize new parameter, remember partitions having a
11552 (finish_out_of_ssa): New global function.
11553 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11554 don't reset in_ssa_p here, don't disable TER when mudflap.
11555 (pass_del_ssa): Remove.
11556 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11558 (execute_free_datastructures): Declare.
11559 * Makefile.in (SSAEXPAND_H): New variable.
11560 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11561 * basic-block.h (commit_one_edge_insertion): Declare.
11562 * passes.c (init_optimization_passes): Move pass_nrv and
11563 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11564 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11565 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11566 (redirect_branch_edge): Deal with super block when expanding, split
11567 out jump patching itself into ...
11568 (patch_jump_insn): ... here, new static helper.
11570 2009-04-26 Michael Matz <matz@suse.de>
11572 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11573 beyond num_ssa_names.
11574 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11575 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11577 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11579 PR inline-asm/39543
11580 * fwprop.c (forward_propagate_asm): New function.
11581 (forward_propagate_and_simplify): Propagate also into __asm, if it
11582 doesn't increase the number of referenced registers.
11585 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11587 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11589 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11590 note_nonlocal_vla_type for nonlocal VLAs.
11591 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11592 contains_remapped_vars, remap_vla_decls): New functions.
11593 (convert_nonlocal_reference_stmt): If not optimizing, call
11594 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11595 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11596 if it wasn't found in var_map.
11597 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11598 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11599 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11601 * gimplify.c (nonlocal_vlas): New variable.
11602 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11604 (gimplify_body): Create and destroy nonlocal_vlas.
11606 * dwarf2out.c (loc_descr_plus_const): New function.
11607 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11608 mem_loc_descriptor, loc_descriptor_from_tree_1,
11609 descr_info_loc, gen_variable_die): Use it.
11611 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11612 !TREE_STATIC VAR_DECLs.
11613 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11614 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11615 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11616 DECL_BY_REFERENCE is valid.
11617 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11618 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11619 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11620 Copy DECL_BY_REFERENCE.
11621 (struct nesting_copy_body_data): New type.
11622 (nesting_copy_decl): New function.
11623 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11624 if they have variable length.
11626 2009-04-26 Michael Matz <matz@suse.de>
11628 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11629 mark new temporaries for renaming.
11631 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11634 * c-decl.c (global_bindings_p): Return negative value.
11635 (c_variable_size): New. Based on variable_size from
11637 (grokdeclarator): Call c_variable_size not variable_size.
11639 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11641 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11643 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11645 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11646 Redefine it to just use mingw/include.
11647 (ASM_SPEC): Rules for -m32 and -m64.
11648 (LINK_SPEC): Use Likewise.
11649 (SPEC_32): New define.
11650 (SPEC_64): Likewise.
11651 (SUB_LINK_SPEC): Likewise.
11652 (MULTILIB_DEFAULTS): New define.
11653 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11654 Add multilib options.
11655 (MULTILIB_DIRNAMES): Likewise.
11656 (MULTILIB_OSDIRNAMES): Likewise.
11657 (LIBGCC): Likewise.
11658 (INSTALL_LIBGCC): Likewise.
11660 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11663 * c-tree.h (enum c_inline_static_type): New.
11664 (record_inline_static): Declare.
11665 * c-decl.c (struct c_inline_static, c_inline_statics,
11666 record_inline_static, check_inline_statics): New.
11667 (pop_file_scope): Call check_inline_statics.
11668 (start_decl): Call record_inline_static instead of pedwarning
11669 directly for static in inline function.
11670 * c-typeck.c (build_external_ref): Call record_inline_static
11671 instead of pedwarning directly for static referenced in inline
11674 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11676 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11677 not new but only being rescanned.
11678 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11679 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11680 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11681 record_set_info, compute_set, grealloc): Remove.
11682 (recompute_all_luids): New function.
11683 (gcse_main): Don't compute sets, and don't do related memory
11684 allocations/free-ing. If something changed before the end of the
11685 pass, update LUIDs using recompute_all_luids.
11686 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11687 (free_gcse_mem): Don't free it either.
11688 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11689 Use the df insn LUIDs.
11690 (load_killed_in_block): Likewise.
11691 (compute_hash_table_work): Don't compute reg_set_in_block.
11692 (compute_transp): Use DF_REG_DEF_CHAINs.
11693 (local_cprop_pass): Don't use compute_sets and related functions.
11694 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11695 Use get_max_uid() instead of max_cuid.
11696 (insert_insn_end_basic_block, pre_insert_copy_insn,
11697 update_ld_motion_stores): Don't try to
11698 keep reg_set tables up to date.
11699 (pre_insert_copies): Use df insn LUIDs.
11700 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11701 (reg_set_info): Don't use extra bitmap argument.
11702 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11703 information to compute regs_set_in_block.
11704 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11705 (bypass_jumps): Don't use compute_sets and friends.
11707 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11710 * opts.c (undocumented_msg): Do not leave blank even with
11713 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11715 * c-decl.c (build_enumerator): Allow values folding to integer
11716 constants but not integer constant expressions with a pedwarn if
11719 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11722 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11723 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11724 type is an integer constant.
11726 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11729 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11732 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11735 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11736 with variably modified return type and no storage class
11737 specifiers, except for the case of nested functions. Distinguish
11738 extern declarations of functions with variably modified return
11739 types from those of objects with variably modified types.
11741 2009-04-25 Jan Hubicka <jh@suse.cz>
11743 * tree.c (list_equal_p): New function.
11744 * tree.h (list_equal_p): Declare.
11745 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11746 basic_block_def, basic_block, const_basic_block): New.
11747 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11748 (redirect_eh_edge): New function.
11749 (make_eh_edge_update_phi): EH edges are not abnormal.
11750 * except.c: Include tree-flow.h.
11751 (list_match): New function.
11752 (eh_region_replaceable_by_p): New function.
11753 (replace_region): New function.
11754 (hash_type_list): New function.
11755 (hash_eh_region): New function.
11756 (eh_regions_equal_p): New function.
11757 (merge_peers): New function.
11758 (remove_unreachable_regions): Verify EH tree when checking;
11760 (copy_eh_region_1): New function.
11761 (copy_eh_region): New function.
11762 (push_reachable_handler): New function.
11763 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11764 regions without label but with live RESX.
11765 * except.h (redirect_eh_edge_to_label): New.
11766 * tree-flow.h (redirect_eh_edge): New.
11767 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11768 basic_block_def, basic_block, const_basic_block): Remove.
11769 * Makefile.in (except.o): Add dependency on tree-flow.h
11770 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11771 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11774 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11777 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11778 on the destination of memcpy.
11780 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11782 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11783 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11784 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11786 2009-04-25 Jan Hubicka <jh@suse.cz>
11788 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11789 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11790 to be reached by different label than left.
11791 (update_eh_edges): Update comment; remove edge_to_remove if possible
11792 and return true if suceeded.
11793 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11794 (cleanup_eh): Compute sharing map.
11795 * except.c (remove_eh_handler_and_replace): Add argument if we should
11797 (remove_unreachable_regions): Update for label sharing.
11798 (label_to_region_map): Likewise.
11799 (get_next_region_sharing_label): New function.
11800 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11802 (remove_eh_handler): Update.
11803 (remove_eh_region_and_replace_by_outer_of): New function.
11804 * except.h (struct eh_region): Add next_region_sharing_label.
11805 (remove_eh_region_and_replace_by_outer_of,
11806 get_next_region_sharing_label): Declare.
11807 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11809 2009-04-25 Jan Hubicka <jh@suse.cz>
11811 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11812 insert code even if they are not critical.
11814 2009-04-25 Jan Hubicka <jh@suse.cz>
11816 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11817 (gimple_can_remove_branch_p): EH edges won't remove branch by
11819 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11820 updating of non-abnormal EH edges.
11821 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11822 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11823 (split_critical_edges): Split also edges where emitting code on them
11824 will lead to splitting later.
11826 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11827 H.J. Lu <hongjiu.lu@intel.com>
11830 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11831 the configured assembler supports fildq and fistpq mnemonics.
11832 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11833 * configure: Regenerated.
11834 * config.in: Ditto.
11836 * config/i386/i386.c (print_operand): Handle 'Z'.
11837 ['z']: Remove handling of special fild/fist suffixes.
11838 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11839 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11840 suffix of fild insn.
11841 (*floatsi<mode>2_vector_mixed): Ditto.
11842 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11843 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11844 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11845 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11846 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11848 2009-04-25 Ben Elliston <bje@au.ibm.com>
11850 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11851 the source of a set operation.
11853 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11855 * target.h (struct gcc_target): Add case_values_threshold field.
11856 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11857 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11858 * targhooks.c (default_case_values_threshold): New function.
11859 * targhooks.h (default_case_values_threshold): Declare function.
11860 * stmt.c (expand_case): Use case_values_threshold target hook.
11861 * expr.h (case_values_threshold): Remove declartation.
11862 * expr.c (case_values_threshold): Remove function.
11863 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11865 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11866 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11867 (avr_case_values_threshold): Declare as static.
11868 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11870 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11871 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11872 (mn10300_case_values_threshold): New function.
11874 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11876 * ira.c (setup_cover_and_important_classes): Add enum cast.
11878 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11880 * genpreds.c (write_enum_constraint_num): Output definition of
11881 CONSTRAINT_NUM_DEFINED_P macro.
11882 * ira.c (setup_cover_and_important_classes): Use
11883 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11885 2009-04-24 DJ Delorie <dj@redhat.com>
11887 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11888 __SH2A_SINGLE_ONLY__ also.
11890 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11892 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11893 (movdf_internal): Ditto.
11894 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11895 SFmode and DFmode constants.
11896 (ia64_print_operand): Add 'G' format for printing
11897 floating point constants.
11899 2009-04-24 Richard Guenther <rguenther@suse.de>
11901 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11902 from unsigned additions.
11904 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11906 * c-typeck.c (set_init_index): Allow array designators that are
11907 not integer constant expressions with a pedwarn if pedantic.
11909 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11911 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11912 zero if no overlap in nonzero bits between the operands.
11914 2009-04-24 Ian Lance Taylor <iant@google.com>
11916 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11917 (record_dead_and_set_regs): Likewise.
11918 * df.h (struct df_mw_hardreg): Change flags field to int.
11919 (struct df_base_ref): Likewise.
11920 (struct df): Change changeable_flags field to int.
11921 * df-scan.c (df_defs_record): Change clobber_flags to int.
11922 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11923 constants rather than #define macros.
11924 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11925 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11926 (enum dwarf_calling_convention): Likewise.
11927 (enum dwarf_line_number_x_ops): Likewise.
11928 (enum dwarf_call_frame_info): Likewise.
11929 (enum dwarf_source_language): Likewise.
11930 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11931 (add_calling_convention_attribute): Likewise.
11932 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11933 (combine_comparisons): Change compcode to int. Add cast to enum type.
11934 * genrecog.c (maybe_both_true_2): Change c to int.
11935 (write_switch): Likewise. Add cast to enum type.
11936 * gimplify.c (gimplify_omp_for): Handle return values from
11937 gimplify_expr using MIN rather than bitwise or.
11938 (gimplify_expr): Add cast to enum type.
11939 * ipa-prop.c (update_jump_functions_after_inlining): Change
11940 IPA_BOTTOM to IPA_JF_UNKNOWN.
11941 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11942 Add casts to enum type.
11943 (setup_cover_and_important_classes): Change cl to int. Add casts
11945 (setup_class_translate): Change cl and mode to int.
11946 (ira_init_once): Change mode to int.
11947 (free_register_move_costs): Likewise.
11948 (setup_prohibited_mode_move_regs): Add casts to enum type.
11949 * langhooks.c (add_builtin_function_common): Rework assertion that
11950 value fits bitfield.
11951 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11952 * omega.c (omega_do_elimination): Avoid math on enum types.
11953 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11954 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11955 int local to handle integral_argment value.
11956 * regmove.c (try_auto_increment): Change PUT_MODE to
11958 * reload.c (push_secondary_reload): Add casts to enum type.
11959 (secondary_reload_class, find_valid_class): Likewise.
11960 * reload1.c (emit_input_reload_insns): Likewise.
11961 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11962 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11963 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11965 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11966 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11968 (expand_complex_libcall): Add casts to enum type.
11969 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11970 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11971 with ERROR_MARK, not NUM_TREE_CODES.
11972 (vect_create_epilog_for_reduction): Likewise.
11973 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11974 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11975 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11977 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11978 vect_unused_in_loop. Change 0 to loop_vect.
11979 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11980 * var-tracking.c (get_init_value): Change return type to enum
11982 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11983 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11985 (arm_override_options): Add casts to enum type.
11986 (arm_emit_tls_decoration): Likewise.
11987 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11989 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11990 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11991 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11993 * config/s390/s390.c (code_for_builtin_64): Change to array of
11995 (code_for_builtin_31): Likewise.
11996 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11998 * config/sparc/sparc.c (sparc_override_options): Change value
11999 field in struct code_model to enum cmodel. In initializer change
12000 0 to NULL and add cast to enum type.
12002 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12003 Change all callers. Issue a -Wc++-compat warning using
12004 lhs_origtype if necessary.
12005 (convert_for_assignment): Issue -Wc++-compat warnings about
12006 invalid conversions to enum type on assignment.
12007 * c-common.h (build_modify_expr): Update declaration.
12009 2009-04-24 Nick Clifton <nickc@redhat.com>
12011 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12012 (function_arg_advance): Likewise.
12013 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12016 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12018 * config/s390/constraints.md ('I', 'J'): Fix condition.
12020 2009-04-24 Diego Novillo <dnovillo@google.com>
12022 * gengtype-parse.c (parse_error): Add newline after message.
12024 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12026 * config/i386/sse.md (avxmodesuffixs): Removed.
12027 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12028 (*avx_pinsr<ssevecsize>): This.
12030 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12032 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12033 follow chains of regs with a single definition, and allow expressions
12034 that are function_invariant_p.
12035 (simple_rhs_p): Allow expressions that are function_invariant_p.
12037 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12039 PR middle-end/39867
12040 * fold-const.c (fold_cond_expr_with_comparison): When folding
12041 > and >= to MAX, make sure the MAX uses the same type as the
12042 comparison's operands.
12044 2009-04-24 Nick Clifton <nickc@redhat.com>
12046 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12047 addressing for DImode accesses.
12048 (frv_print_operand_address): Handle PLUS case.
12049 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12051 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12053 PR rtl-optimization/39794
12054 * alias.c (canon_true_dependence): Add x_addr argument.
12055 * rtl.h (canon_true_dependence): Adjust prototype.
12056 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12057 * cselib.c (cselib_invalidate_mem): Likewise.
12058 * gcse.c (compute_transp): Likewise.
12059 * dse.c (scan_reads_nospill): Likewise.
12060 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12061 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12062 canon_base_addr of the group, plus optional offset.
12063 (struct group_info): Rename canon_base_mem to
12065 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12066 canon_rtx of base_mem.
12068 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12070 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12071 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12073 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12075 * config/spu/spu-builtins.h: Delete file.
12077 * config/spu/spu.h (enum spu_builtin_type): Move here from
12079 (struct spu_builtin_description): Likewise. Add GTY marker.
12080 Do not use enum spu_function_code or enum insn_code.
12081 (spu_builtins): Add extern declaration.
12083 * config/spu/spu.c: Do not include "spu-builtins.h".
12084 (enum spu_function_code, enum spu_builtin_type_index,
12085 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12086 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12087 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12088 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12089 (spu_builtin_types): Make static. Add GTY marker.
12090 (spu_builtins): Add extern declaration with GTY marker.
12091 Include "gt-spu.h".
12093 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12094 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12095 Check programmatically whether all parameters are scalar.
12097 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12099 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12101 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12102 assignment from the constructor either if the target is volatile.
12104 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12106 * config/arm/arm.md (insv): Do not share operands[0].
12108 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12110 * config/vxlib-tls.c (active_tls_threads): Delete.
12111 (delete_hook_installed): New.
12112 (tls_delete_hook): Don't delete the delete hook.
12113 (tls_destructor): Delete it here.
12114 (__gthread_set_specific): Adjust installing the delete hook.
12115 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12116 __gthread_leave_tsd_dtor_context.
12118 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12120 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12122 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12124 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12126 (alpha_rtx_costs): Ditto.
12127 (emit_unlikely_jump): Use add_reg_note.
12128 (emit_frame_store_1): Ditto.
12129 (alpha_expand_prologue): Ditto.
12130 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12131 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12133 2009-04-23 Nick Clifton <nickc@redhat.com>
12135 * config/v850/v850.md (epilogue): Remove suppressed code.
12136 (return): Rename to return_simple and remove test of frame size.
12137 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12138 to gen_return_simple.
12140 2009-04-22 Jing Yu <jingyu@google.com>
12143 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12145 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12148 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12149 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12150 value is a VECTOR_CST, the element type is the element type of the
12153 2009-04-22 DJ Delorie <dj@redhat.com>
12155 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12157 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12159 * alias.c (find_base_term): Move around LO_SUM case, so that
12160 CONST falls through into PLUS/MINUS handling.
12163 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12164 into 0, use omit_one_operand.
12166 2009-04-23 Ben Elliston <bje@au.ibm.com>
12168 * config/rs6000/linux-unwind.h (get_regs): Remove type
12169 puns. Change the type of `pc' to an array of unsigned ints and
12170 update all users. Constify frame24.
12172 2009-04-22 DJ Delorie <dj@redhat.com>
12174 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12175 declarations before code.
12176 (current_function_special_page_vector): Likewise.
12177 (m32c_expand_insv): Silence a warning.
12179 2009-04-21 Taras Glek <tglek@mozilla.com>
12181 * alias.c: Update GTY annotations to new syntax.
12182 * basic-block.h: Likewise.
12183 * bitmap.h: Likewise.
12184 * c-common.h: Likewise.
12185 * c-decl.c: Likewise.
12186 * c-parser.c: Likewise.
12187 * c-pragma.c: Likewise.
12188 * c-tree.h: Likewise.
12189 * cfgloop.h: Likewise.
12190 * cgraph.h: Likewise.
12191 * config/alpha/alpha.c: Likewise.
12192 * config/arm/arm.h: Likewise.
12193 * config/avr/avr.h: Likewise.
12194 * config/bfin/bfin.c: Likewise.
12195 * config/cris/cris.c: Likewise.
12196 * config/darwin.c: Likewise.
12197 * config/frv/frv.c: Likewise.
12198 * config/i386/i386.c: Likewise.
12199 * config/i386/i386.h: Likewise.
12200 * config/i386/winnt.c: Likewise.
12201 * config/ia64/ia64.h: Likewise.
12202 * config/iq2000/iq2000.c: Likewise.
12203 * config/mips/mips.c: Likewise.
12204 * config/mmix/mmix.h: Likewise.
12205 * config/pa/pa.c: Likewise.
12206 * config/pa/pa.h: Likewise.
12207 * config/rs6000/rs6000.c: Likewise.
12208 * config/s390/s390.c: Likewise.
12209 * config/sparc/sparc.c: Likewise.
12210 * config/xtensa/xtensa.c: Likewise.
12211 * cselib.h: Likewise.
12212 * dbxout.c: Likewise.
12213 * dwarf2out.c: Likewise.
12214 * except.c: Likewise.
12215 * except.h: Likewise.
12216 * fixed-value.h: Likewise.
12217 * function.c: Likewise.
12218 * function.h: Likewise.
12219 * gimple.h: Likewise.
12220 * integrate.c: Likewise.
12221 * optabs.c: Likewise.
12222 * output.h: Likewise.
12223 * real.h: Likewise.
12225 * stringpool.c: Likewise.
12226 * tree-data-ref.c: Likewise.
12227 * tree-flow.h: Likewise.
12228 * tree-scalar-evolution.c: Likewise.
12229 * tree-ssa-address.c: Likewise.
12230 * tree-ssa-alias.h: Likewise.
12231 * tree-ssa-operands.h: Likewise.
12232 * tree.c: Likewise.
12233 * tree.h: Likewise.
12234 * varasm.c: Likewise.
12235 * varray.h: Likewise.
12237 * coretypes.h: Do not define GTY macro if it is already defined.
12238 * doc/gty.texi: Update GTY documentation to new syntax.
12239 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12240 annotations on structs.
12241 * gengtype-parse.c: Likewise.
12243 2009-04-22 Mark Heffernan <meheff@google.com>
12245 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12247 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12249 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12252 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12254 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12255 the same as a PLUS without a shift. Increase the cost of a
12258 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12260 * Makefile.in: Update dependencies.
12261 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12262 * errors.h: Remove bogus comment about compatibility.
12263 (warning): Update declaration.
12264 * genautomata.c: Update all calls to warning.
12265 * gimple.c: Do not include errors.h. Include toplev.h.
12266 * tree-ssa-structalias.c: Do not include errors.h.
12267 * omega.c: Likewise.
12268 * tree-ssa-reassoc.c: Likewise.
12269 * config/spu/spu-c.c: Likewise.
12270 * config/spu/t-spu-elf: Update dependencies.
12272 2009-04-22 Richard Guenther <rguenther@suse.de>
12274 PR tree-optimization/39824
12275 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12276 make sure the types are compatible.
12278 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12281 * c-common.c (c_parse_error): Take a token_flags parameter.
12282 Use token_type for the token type instead.
12283 Pass token_flags to cpp_type2name.
12284 * c-common.h (c_parse_error): Update declaration.
12285 * c-parser.c (c_parser_error): Pass 0 as token flags.
12287 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12289 PR rtl-optimization/39580
12290 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12292 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12294 * function.c (expand_function_end): Do not emit a jump to the "naked"
12295 return label for fall-through returns.
12296 * except.c (sjlj_emit_function_exit): Always place the call to the
12297 unregister function at the location installed by expand_function_end.
12299 2009-04-22 Richard Guenther <rguenther@suse.de>
12301 PR tree-optimization/39845
12302 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12303 (gen_inbound_check): Likewise.
12305 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12307 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12309 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12310 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12312 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12314 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12315 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12316 shift counts to avoid out-of-bounds array accesses.
12318 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12320 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12321 (Pmode): Move above.
12323 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12325 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12326 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12327 GET_CODE macro. Use IN_RANGE macro where appropriate.
12328 * config/alpha/alpha.h: Ditto.
12329 * config/alpha/alpha.md: Ditto.
12330 * config/alpha/constraints.md: Ditto.
12331 * config/alpha/predicates.md: Ditto.
12333 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12335 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12336 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12337 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12338 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12339 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12340 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12341 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12342 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12343 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12344 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12345 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12346 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12347 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12348 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12349 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12350 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12351 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12352 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12353 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12354 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12355 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12356 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12357 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12358 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12359 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12360 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12361 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12363 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12365 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12366 references from comments.
12367 * cfgbuild.c: (count_basic_blocks): Delete.
12368 (find_basic_blocks_1): Delete.
12369 (find_basic_blocks): Delete.
12370 * except.c (finish_eh_generation): Make static. Move comment from
12371 except.h here. Remove find_basic_blocks references from comments.
12372 * except.h (finish_eh_generation): Delete.
12373 * basic-block.h (find_basic_blocks): Delete.
12374 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12376 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12378 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12379 (sdbout_parms): Likewise.
12381 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12383 * config/sh/sh.c (prepare_cbranch_operands): Use
12384 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12385 (expand_cbranchdi4): Likewise.
12386 (from_compare): Add cast to enum type.
12387 (expand_cbranchsi4): Use add_reg_note.
12388 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12389 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12390 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12391 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12392 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12393 instead of CODE_FOR_nothing.
12394 (cbranchdi4): Likewise. Fix the order of arguments for
12396 (push_fpscr): Use add_reg_note.
12397 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12398 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12400 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12402 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12403 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12404 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12405 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12406 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12407 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12408 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12409 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12410 config/alpha/x-vms, config/arc/t-arc,
12411 config/arm/README-interworking, config/arm/arm-c.c,
12412 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12413 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12414 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12415 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12416 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12417 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12418 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12419 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12420 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12421 config/cris/t-elfmulti, config/crx/t-crx,
12422 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12423 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12424 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12425 config/h8300/t-h8300, config/i386/athlon.md,
12426 config/i386/darwin-libgcc.10.4.ver,
12427 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12428 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12429 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12430 config/i386/t-linux64, config/i386/t-nwld,
12431 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12432 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12433 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12434 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12435 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12436 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12437 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12438 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12439 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12440 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12441 config/m68k/t-uclinux, config/mcore/t-mcore,
12442 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12443 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12444 config/mips/crtn.asm, config/mips/irix-crti.asm,
12445 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12446 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12447 config/mips/mips-fixed.md, config/mips/sb1.md,
12448 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12449 config/mips/t-iris6, config/mips/t-isa3264,
12450 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12451 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12452 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12453 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12454 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12455 config/mn10300/t-linux, config/mn10300/t-mn10300,
12456 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12457 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12458 config/picochip/libgccExtras/clzsi2.asm,
12459 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12460 config/rs6000/darwin-libgcc.10.4.ver,
12461 config/rs6000/darwin-libgcc.10.5.ver,
12462 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12463 config/rs6000/t-aix43, config/rs6000/t-aix52,
12464 config/rs6000/t-darwin, config/rs6000/t-fprules,
12465 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12466 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12467 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12468 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12469 config/rs6000/t-rtems, config/rs6000/t-spe,
12470 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12471 config/score/t-score-elf, config/sh/divcost-analysis,
12472 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12473 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12474 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12475 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12476 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12477 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12478 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12479 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12480 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12481 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12482 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12483 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12484 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12485 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12486 * config/h8300/genmova.sh: Include copyright and license notices
12487 in generated output.
12488 * config/h8300/mova.md: Regenerate.
12489 * doc/install.texi2html: Include word "Copyright" in copyright
12490 notice and use name "Free Software Foundation, Inc.".
12491 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12492 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12493 ChangeLog-2007, ChangeLog-2008: Correct dates.
12495 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12497 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12498 NE_EXPR operations as well.
12499 * c-parser.c (c_parser_condition): Do not set location information on
12501 (c_parser_conditional_expression): Likewise.
12502 (c_parser_binary_expression): Set location information on operators.
12503 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12504 TRUTH_NOT_EXPR has been folded.
12505 * fold-const.c (fold_truth_not_expr): Copy location information from
12506 the incoming expression to the outgoing one.
12507 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12508 recursive calls on the LHS of the operator but pass that of the
12509 operator to recursive calls on the RHS of the operator. Set it
12511 (shortcut_cond_expr): Set the locus of the operator on the second
12512 COND_EXPR and that of the expression on the first in degenerate cases.
12513 Pass the locus of the expression to calls to shortcut_cond_r.
12514 Set the locus of the 'then' block on the associated jump, if any.
12515 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12516 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12517 expression to call to gimplify_boolean_expr.
12519 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12521 * config.gcc: Add additional configuration for
12522 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12523 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12524 (CPP_SPEC): Redefine for allowing -municode option.
12525 (STARTFILE_SPEC): Likewise.
12526 * config/i386/t-mingw-w64: New.
12527 * config/i386/mingw-w64.opt: New.
12528 (municode): Add new target option.
12529 * doc/invoke.texi (municode): Add documentation for new option.
12531 2009-04-21 Ian Lance Taylor <iant@google.com>
12533 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12534 Correct test for number of arguments.
12535 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12537 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12539 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12540 argument of emit_library_call.
12542 2009-04-21 Richard Guenther <rguenther@suse.de>
12544 PR middle-end/39829
12545 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12546 inside VIEW_CONVERT_EXPRs.
12548 2009-04-21 Martin Jambor <mjambor@suse.cz>
12550 * tree-switch-conversion.c (build_constructors): Split a long line.
12551 (constructor_contains_same_values_p): New function.
12552 (build_one_array): Create assigns of constants if possible, do not
12553 call mark_sym_for_renaming, call update_stmt.
12554 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12555 make_rename_temp. Do not call mark_symbols_for_renaming, call
12557 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12558 find_new_referenced_vars, call update_stmt.
12559 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12560 instead of calling make_rename_temp. Do not call
12561 find_new_referenced_vars or mark_symbols_for_renaming, call
12564 2009-04-21 Richard Guenther <rguenther@suse.de>
12566 PR tree-optimization/39827
12567 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12568 (tree_ssa_phiprop): Pass the correct array size.
12570 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12572 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12574 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12577 * c-typeck.c (lvalue_p): Move declaration ...
12578 * c-common.h (lvalue_p): ... to here.
12579 * c-common.c (candidate_equal_p): New.
12580 (add_tlist): Use it.
12581 (merge_tlist): Use it.
12582 (warn_for_collisions_1): Likewise.
12583 (warning_candidate_p): Accept more candidates.
12584 (verify_tree): A warning candidate can be an expression. Use
12587 2009-04-21 Ben Elliston <bje@au.ibm.com>
12590 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12591 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12592 options. Remove -mcall-solaris documentation.
12594 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12597 * doc/invoke.texi (-Wlong-long): Update description.
12598 * c-lex (interpret_integer): Only warn if there was no previous
12599 overflow and -Wlong-long is enabled.
12600 * c-decl.c (declspecs_add_type): Drop redundant flags.
12601 * c.opt (Wlong-long): Init to -1.
12602 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12603 and front-end warn_long_long. Wlong-long only depends on other
12604 flags if it is uninitialized.
12605 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12606 the same for CPP and FE.
12607 (restore_extension_diagnostics): Likewise.
12609 2009-04-20 Ian Lance Taylor <iant@google.com>
12611 Fix enum conversions which are invalid in C++:
12612 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12613 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12614 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12615 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12616 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12617 (dbxout_parms): Likewise.
12618 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12619 (df_clear_flags): Likewise.
12620 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12621 top_flag parameter to int.
12622 (df_chain_create_bb_process_use): Likewise.
12623 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12625 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12626 (df_ref_create_structure, df_def_record_1): Likewise.
12627 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12628 (df_notes_rescan): Change 0 to VOIDmode in function call.
12629 (df_get_call_refs, df_insn_refs_collect): Likewise.
12630 (df_bb_regs_collect): Likewise.
12631 (df_entry_block_defs_collect): Likewise.
12632 (df_exit_block_uses_collect): Likewise.
12633 * df.h: Update declarations.
12634 * double-int.c (double_int_divmod): Add cast to enum type.
12635 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12636 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12637 (based_loc_descr): Likewise.
12638 (loc_descriptor_from_tree_1): Change first_op and second_op to
12639 enum dwarf_location_atom. Add cast to enum type.
12640 * expmed.c (init_expmed): Change 0 to SET in function call.
12641 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12642 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12643 (do_store_flag): Likewise.
12644 * fixed-value.h (struct fixed_value): Change mode to enum
12646 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12647 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12649 (insert_insn_decl, insert_decl, insert_state): Likewise.
12650 (automata_list_finish): Likewise.
12651 * genrecog.c (process_define_predicate): Add cast to enum type.
12652 * gensupport.c (init_predicate_table): Add cast to enum type.
12653 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12655 (gimple_build_call_1, gimple_build_label): Likewise.
12656 (gimple_build_goto, gimple_build_asm_1): Likewise.
12657 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12658 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12659 (enum fallback): Rename from enum fallback_t.
12660 (fallback_t): Typedef as int.
12661 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12662 GSI_SAME_STMT in function call.
12663 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12665 (setup_reg_class_relations): Likewise.
12666 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12667 (setup_prohibited_class_mode_regs): Add cast to enum type.
12668 (setup_prohibited_mode_move_regs): Likewise.
12669 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12670 (record_address_regs): Change i to enum reg_class.
12671 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12672 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12673 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12674 (GET_MODE_2XWIDER_MODE): Likewise.
12675 (GET_CLASS_NARROWEST_MODE): Likewise.
12676 * omp-low.c (expand_omp_for): Add cast to enum type.
12677 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12678 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12679 * postreload.c (reload_cse_simplify_operands): Change rclass local
12681 * predict.c (combine_predictions_for_insn): Change best_predictor
12682 and predictor to enum br_predictor.
12683 (combine_predictions_for_bb): Likewise.
12684 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12685 use SET_PREDICT_EXPR_OUTCOME.
12686 * real.c (real_arithmetic): Change icode to code in function call.
12687 * reginfo.c (init_move_cost): Add casts to enum type.
12688 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12689 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12691 * reload.c (find_valid_class): Add casts to enum type.
12692 (push_reload): Change 0 to NO_REGS in function call.
12693 (find_reloads): Change this_alternative to array of enum
12694 reg_class. Remove some now-unnecessary casts.
12695 (make_memloc): Change 0 to VOIDmode in function call.
12696 * reload1.c (reload): Change 0 to VOIDmode in function call.
12697 (eliminate_regs_1, elimination_effects): Likewise.
12698 (eliminate_regs_in_insn): Likewise.
12699 (emit_input_reload_insns): Add cast to enum type.
12700 (delete_output_reload): Change 0 to VOIDmode in function call.
12701 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12702 to enum type in function call.
12703 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12704 (SET_PREDICT_EXPR_OUTCOME): Define.
12705 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12706 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12707 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12708 (dump_function): Likewise.
12709 * tree-dump.h: Update declarations.
12710 * tree-pass.h: Update declarations.
12711 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12712 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12714 (arm_rtx_costs_1): Correct parenthesization.
12715 (arm_rtx_costs): Add casts to enum type.
12716 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12717 (vfp_emit_fstmd): Use add_rg_note.
12718 (emit_multi_reg_push, emit_sfm): Likewise.
12719 (thumb_set_frame_pointer): Likewise.
12720 (arm_expand_prologue): Likewise.
12721 (arm_regno_class): Change return type to enum reg_class.
12722 (thumb1_expand_prologue): Use add_reg_note.
12723 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12724 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12726 * config/arm/gentune.sh: Add cast to enum type.
12727 * config/arm/arm-tune.md: Rebuild.
12728 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12729 (ix86_split_fp_branch, predict_jump): Likewise.
12730 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12731 insn_code to enum rtx_code.
12732 (ix86_builtin_vectorized_function): Add cast to enum type.
12733 * config/i386/i386.md (truncdfsf2): Change slot to enum
12735 (truncxf<mode>2, isinf<mode>2): Likewise.
12736 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12738 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12739 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12740 (insert_bundle_state): Change 1 to INSERT in function call.
12741 (ia64_add_bundle_selector_before): Likewise.
12742 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12743 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12744 (restore_stack_nonlocal): Likewise.
12745 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12747 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12749 (mips_rtx_costs): Likewise.
12750 (mips_override_options): Add casts to enum type.
12751 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12753 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12754 (store_reg, set_reg_plus_d): Likewise.
12755 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12756 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12758 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12760 (emit_unlikely_jump): Use add_reg_note.
12761 (rs6000_emit_allocate_stack): Likewise.
12762 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12763 (output_toc): Change 1 to INSERT in function call.
12764 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12765 (rs6000_initialize_trampoline): Likewise.
12766 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12768 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12769 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12770 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12771 (save_gprs): Use add_reg_note.
12772 (s390_emit_prologue): Likewise.
12773 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12774 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12775 (sparc_fold_builtin): Add cast to enum type.
12776 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12778 (spu_expand_prologue): Use add_reg_note.
12779 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12781 2009-04-20 Ian Lance Taylor <iant@google.com>
12783 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12784 (c_parser_postfix_expression_after_primary): Get VEC for list of
12785 arguments. Get original types of arguments. Call
12786 build_function_call_vec.
12787 (cached_expr_list_1, cached_expr_list_2): New static variables.
12788 (c_parser_expr_list): Change return type to VEC *. Add
12789 p_orig_types parameter. Change all callers.
12790 (c_parser_release_expr): New static function.
12791 (c_parser_vec_to_tree_list): New static function.
12792 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12793 call build_function_call_vec.
12794 (build_function_call_vec): New function, based on old
12795 build_function_call.
12796 (convert_arguments): Remove nargs and argarray parameters. Change
12797 values to a VEC. Add origtypes parameter.
12798 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12799 (convert_for_assignment): Add origtype parameter. Change all
12800 callers. If warn_cxx_compat, check for conversion to an enum
12801 type when calling a function.
12802 (store_init_value): Add origtype parameter. Change all callers.
12803 (digest_init): Likewise.
12804 (struct init_node): Add origtype field.
12805 (add_pending_init): Add origtype parameter. Change all callers.
12806 (output_init_element): Likewise.
12807 (output_pending_init_elements): Pass origtype from init_node to
12808 output_init_element.
12809 (process_init_element): Pass origtype from c_expr to
12810 output_init_element.
12811 (c_finish_return): Add origtype parameter. Change all callers.
12812 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12814 (sync_resolve_params): Likewise.
12815 (sync_resolve_return): Change params to first_param. Change caller.
12816 (resolve_overloaded_builtins): Change params to VEC *. Change
12817 callers. Save first parameter around call to build_function_call_vec.
12818 * c-decl.c (finish_decl): Add origtype parameter. Change all
12819 callers. Call build_function_call_vec rather than
12820 build_function_call for cleanup.
12821 * c-tree.h: Update declarations.
12822 * c-common.h: Update declarations.
12823 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12824 params to first_param.
12825 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12826 params parameter from tree to void *.
12827 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12828 Change arglist parameter to have type void *, and to be a pointer
12830 * config/rs6000/rs6000-protos.h
12831 (altivec_resolve_overloaded_builtin): Update declaration.
12832 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12833 fnargs parameter to have type void *, and to be a pointer to a
12834 VEC. Call build_function_call_vec instead of
12835 build_function_call.
12836 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12838 2009-04-20 Joey Ye <joey.ye@intel.com>
12839 Xuepeng Guo <xuepeng.guo@intel.com>
12840 H.J. Lu <hongjiu.lu@intel.com>
12842 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12844 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12845 (IX86_LEA_PRIORITY): Likewise.
12846 (distance_non_agu_define): New function.
12847 (distance_agu_use): Likewise.
12848 (ix86_lea_for_add_ok): Likewise.
12849 (ix86_dep_by_shift_count): Likewise.
12851 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12852 should split for LEA.
12854 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12856 (ix86_dep_by_shift_count): Likewise.
12858 2009-04-20 Richard Guenther <rguenther@suse.de>
12860 * expr.c (handled_component_p): Move ...
12861 * tree.h (handled_component_p): ... here.
12862 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12863 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12864 and REALPART_EXPR to be in one group.
12866 2009-04-20 Richard Guenther <rguenther@suse.de>
12868 * basic-block.h (get_all_dominated_blocks): Declare.
12869 * dominance.c (get_all_dominated_blocks): New function.
12870 * tree-cfg.c (get_all_dominated_blocks): Remove.
12871 (remove_edge_and_dominated_blocks): Adjust.
12872 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12873 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12874 instead of recursing.
12876 2009-04-20 Doug Kwan <dougkwan@google.com>
12878 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12879 (struct cgraph_node_set_def): New type.
12880 (cgraph_node_set) New type. Also declare vector functions.
12881 (struct cgraph_node_set_element_def): New type.
12882 (cgraph_node_set_element): Ditto.
12883 (cgraph_node_set_iterator): New iterator type.
12884 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12885 cgraph_node_set_remove, dump_cgraph_node_set,
12886 debug_cgraph_node_set): New prototypes.
12887 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12888 cgraph_node_set_size): New inlines.
12889 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12890 including cgraph.h.
12891 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12892 argument to function 'write_summary'.
12893 * ipa.c: Include ggc.h.
12894 (hash_cgraph_node_set_element,
12895 eq_cgraph_node_set_element, cgraph_node_set_new,
12896 cgraph_node_set_add, cgraph_node_set_remove,
12897 cgraph_node_set_find, dump_cgraph_node_set,
12898 debug_cgraph_node_set): New functions.
12899 * Makefile.in (ipa.o): Add dependency on GGC_H.
12901 2009-04-20 Ira Rosen <irar@il.ibm.com>
12903 PR tree-optimization/39675
12904 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12905 check of the return code of vect_schedule_slp. Check that
12906 stmt_vec_info still exists for the statement, before checking its
12907 vectorization type.
12909 2009-04-20 Michael Matz <matz@suse.de>
12911 * Makefile.in (generated_files): Take out $(simple_generated_c).
12913 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12915 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12916 (UINTPTR_TYPE): Likewise.
12918 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12921 * c-typeck.c (digest_init): Check for initializing an array with a
12924 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12927 * c-semantics.c (pop_stmt_list): Propagate
12928 STATEMENT_LIST_HAS_LABEL to parent statement list.
12930 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12932 * config/mips/mips.h (mips_tune_attr): New macro.
12933 * config/mips/mips.md (cpu): Use it.
12935 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12938 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12941 2009-04-19 Diego Novillo <dnovillo@google.com>
12943 * toplev.c (compile_file): Move call to coverage_finish ...
12944 * cgraphunit.c (ipa_passes): ... here.
12945 Call cgraph_process_new_functions.
12946 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12947 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12949 2009-04-19 Jan Hubicka <jh@suse.cz>
12951 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12953 (dump_cgraph_node): Dump can throw external flag.
12954 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12956 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12960 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12961 * common.opt (Wlogical-op): Move from here...
12962 * c.opt (Wlogical-op): ... to here.
12963 * c-typeck.c (parser_build_binary_op): Update call to
12964 warn_logical_operator.
12965 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12967 * c-common.c (warn_logical_op): Update.
12968 * c-common.h (warn_logical_op): Update declaration.
12970 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12972 * tree.c (protected_set_expr_location): Fix formatting.
12974 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12977 * c-typeck.c (readonly_warning): new.
12978 (build_unary_op, build_modify_expr): Use readonly_warning for
12979 storing into something readonly but not const-qualified.
12981 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12984 * c-typeck.c (build_unary_op): Check for taking address of
12985 expression of type void.
12987 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12990 * c-typeck.c (build_function_call): Check for calling a function
12991 with qualified void return types. Call require_complete_type when
12994 2009-04-18 Jan Hubicka <jh@suse.cz>
12996 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12998 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12999 can_throw_external flag.
13000 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13001 * ipa-pure-const.c (ignore_edge): New function.
13002 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13003 only over can_throw_external edges.
13004 (local_pure_const): Add nothrow flag.
13005 * ipa-utils.c (searchc): Add ignore_edge callback.
13006 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13007 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13008 (set_nothrow_function_flags): Update cgraph.
13009 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13011 2009-04-18 Richard Guenther <rguenther@suse.de>
13013 PR middle-end/39804
13014 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13015 (fold_stmt): ... this and ...
13016 (fold_stmt_inplace): ... this.
13017 (fold_stmt_1): Fold references in calls and asms.
13018 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13020 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13022 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13023 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13025 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13027 * tree.c (function_args_count): Remove.
13028 * tree.h: Remove the prototype for function_args_count.
13030 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13032 * tree-iterator.c (expr_only): Remove.
13033 * tree.h: Remove the prototype for expr_only.
13035 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13037 * reginfo.c (cannot_change_mode_set_regs): Remove.
13038 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13040 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13042 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13043 whether operands 0 and 1 overlaps.
13045 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13047 PR middle-end/36902
13048 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13049 pointer. Use warning_at instead of warning.
13050 (search_for_addr_array): Likewise.
13051 (check_array_bounds): Likewise.
13052 (check_all_array_refs): Check that the incoming edge is not in the
13053 list of edges to be removed.
13054 (check_all_array_refs): Avoid the temporal pointer.
13055 (vrp_visit_cond_stmt): Fix typo.
13056 (simplify_switch_using_ranges): Handle the case where the switch
13057 index is an integer constant.
13059 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13061 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13063 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13065 * doc/extend.texi, doc/invoke.texi: Fix typos.
13067 2009-04-17 Cary Coutant <ccoutant@google.com>
13069 * tree-flow-inline.h (get_lineno): Fix inverted test.
13071 2009-04-17 Diego Novillo <dnovillo@google.com>
13073 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13074 assertion for AVAIL_OUT.
13076 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13079 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13080 * config/sh/linux-atomic.asm: Likewise.
13082 2009-04-17 Diego Novillo <dnovillo@google.com>
13084 * except.c (debug_eh_tree): New.
13085 (struct eh_region, struct eh_status): Move ...
13086 * except.h: ... here.
13087 (add_type_for_runtime): Declare extern.
13088 (lookup_type_for_runtime): Likewise.
13089 (debug_eh_tree): Declare.
13090 * Makefile.in (GTFILES): List except.h before except.c
13092 2009-04-17 Diego Novillo <dnovillo@google.com>
13094 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13095 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13096 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13097 (find_vars_r): ... here.
13098 * tree-flow.h (find_referenced_vars_in): Declare.
13099 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13100 that AVAIL_OUT exists for BLOCK.
13101 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13102 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13103 (tree-parloops.o): Likewise.
13105 2009-04-17 Simon Baldwin <simonb@google.com>
13107 * toplev.c (default_tree_printer): Add handling for %E format.
13109 2009-04-17 Diego Novillo <dnovillo@google.com>
13111 * tree-pretty-print.c (dump_generic_node): Add break after
13112 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13113 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13114 FUNCTION_TYPE together. Call print_struct_decl when printing
13115 structures and TDF_SLIM is not given.
13116 (print_struct_decl): Fix logic for detecting recursion.
13118 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13121 * gcc.c (create_at_file): New.
13122 (compile_input_file_p): New.
13123 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13124 * main.c (main): Update call to toplev_main.
13125 * toplev.c (toplev_main): Change signature. Call expandargv.
13126 * toplev.h (toplev_main): Change signature.
13128 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13130 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13131 if the latter is not constant.
13133 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13135 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13137 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13139 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13140 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13142 2009-04-17 Richard Guenther <rguenther@suse.de>
13144 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13145 Handle component references view-converting an invariant address.
13147 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13149 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13150 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13151 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13152 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13153 Use @deftypevr rather than @deftypevar.
13155 2009-04-17 Richard Guenther <rguenther@suse.de>
13157 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13158 (get_prop_source_stmt): Likewise.
13159 (can_propagate_from): Likewise.
13161 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13163 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13164 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13165 (--with-multilib-list): Add default value.
13166 * configure: Regenerate.
13167 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13168 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13169 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13170 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13171 Don't add default cpu to multilib list unnecessarily, but do enable
13172 the relevant compiler option..
13173 Add support for --with-multilib-list=<blank> and
13174 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13175 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13176 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13177 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13178 TM_MULTILIB_CONFIG.
13179 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13180 (MULTILIB_OSDIRNAMES): New variable.
13181 * config/sh/t-1e: Delete file.
13182 * config/sh/t-mlib-sh1: Delete file.
13183 * config/sh/t-mlib-sh2: Delete file.
13184 * config/sh/t-mlib-sh2a: Delete file.
13185 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13186 * config/sh/t-mlib-sh2a-single: Delete file.
13187 * config/sh/t-mlib-sh2a-single-only: Delete file.
13188 * config/sh/t-mlib-sh2e: Delete file.
13189 * config/sh/t-mlib-sh3e: Delete file.
13190 * config/sh/t-mlib-sh4: Delete file.
13191 * config/sh/t-mlib-sh4-nofpu: Delete file.
13192 * config/sh/t-mlib-sh4-single: Delete file.
13193 * config/sh/t-mlib-sh4-single-only: Delete file.
13194 * config/sh/t-mlib-sh4a: Delete file.
13195 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13196 * config/sh/t-mlib-sh4a-single: Delete file.
13197 * config/sh/t-mlib-sh4a-single-only: Delete file.
13198 * config/sh/t-mlib-sh4al: Delete file.
13199 * config/sh/t-mlib-sh5-32media: Delete file.
13200 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13201 * config/sh/t-mlib-sh5-64media: Delete file.
13202 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13203 * config/sh/t-mlib-sh5-compact: Delete file.
13204 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13205 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13206 * doc/install.texi (Options specification): Add
13207 --with-multilib-list and --with-endian.
13209 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13211 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13213 (OBJS-common): Add plugin-version.o.
13214 (plugin-version.o): New.
13215 * gcc-plugin.h (plugin_gcc_version): New.
13216 (plugin_default_version_check): New.
13217 (plugin_init_func, plugin_init): Add version argument.
13218 * plugin-version.c: New.
13219 * plugin.c (str_plugin_gcc_version_name): New.
13220 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13221 pass it to the init function.
13222 (plugin_default_version_check): New.
13224 2009-04-17 Richard Guenther <rguenther@suse.de>
13226 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13227 for decl-vs-decl disambiguation.
13229 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13231 * config/s390/s390.h (s390_tune_attr): New macro definition.
13232 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13234 2009-04-17 Richard Guenther <rguenther@suse.de>
13236 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13237 (fold_stmt_r): Likewise.
13238 (maybe_fold_reference): New function.
13239 (fold_gimple_assign): Handle cases fold_stmt_r did.
13240 (fold_stmt): Do not use fold_stmt_r.
13241 (fold_stmt_inplace): Likewise.
13243 2009-04-17 Richard Guenther <rguenther@suse.de>
13245 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13246 (record_equivalences_from_stmt): Remove useless checks and
13248 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13249 the type is already suitable.
13251 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13253 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13255 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13257 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13258 (CMPtype): Define as __gcc_CMPtype.
13260 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13262 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13263 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13265 2009-04-17 Richard Guenther <rguenther@suse.de>
13267 PR tree-optimization/39746
13268 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13269 special-casing for builtins and static variable use/def.
13270 (call_may_clobber_ref_p_1): Likewise.
13272 2009-04-16 Ian Lance Taylor <iant@google.com>
13274 * df.h: Include "timevar.h".
13275 (struct df_problem): Change tv_id field to timevar_id_t.
13276 * tree-pass.h: Include "timevar.h".
13277 (struct opt_pass): Change tv_id field to timevar_id_t.
13278 * timevar.h (timevar_id_t): Define TV_NONE.
13279 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13280 TV_NONE rather than tv_id != 0.
13281 (execute_one_pass): Likewise.
13282 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13283 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13284 dependencies to $(TREE_PASS_H).
13285 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13287 (pass_branch_target_load_optimize2): Likewise.
13288 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13289 (pass_outof_cfg_layout_mode): Likewise.
13290 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13291 (pass_rebuild_cgraph_edges): Likewise.
13292 (pass_remove_cgraph_callee_edges): Likewise.
13293 * df-core.c (pass_df_initialize_opt): Likewise.
13294 (pass_df_initialize_no_opt): Likewise.
13295 (pass_df_finish): Likewise.
13296 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13297 * except.c (pass_set_nothrow_function_flags): Likewise.
13298 (pass_convert_to_eh_region_ranges): Likewise.
13299 * final.c (pass_compute_alignments): Likewise.
13300 * function.c (pass_instantiate_virtual_regs): Likewise.
13301 (pass_init_function): Likewise.
13302 (pass_leaf_regs): Likewise.
13303 (pass_match_asm_constraints): Likewise.
13304 * gimple-low.c (pass_lower_cf): Likewise.
13305 (pass_mark_used_blocks): Likewise.
13306 * init-regs.c (pass_initialize_regs): Likewise.
13307 * integrate.c (pass_initial_value_sets): Likewise.
13308 * ira.c (pass_ira): Likewise.
13309 * jump.c (pass_cleanup_barriers): Likewise.
13310 * omp-low.c (pass_expand_omp): Likewise.
13311 (pass_lower_omp): Likewise.
13312 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13313 * recog.c (pass_split_all_insns): Likewise.
13314 (pass_split_after_reload): Likewise.
13315 (pass_split_before_regstack): Likewise.
13316 (pass_split_before_sched2): Likewise.
13317 (pass_split_for_shorten_branches): Likewise.
13318 * reginfo.c (pass_reginfo_init): Likewise.
13319 (pass_subregs_of_mode_init): Likewise.
13320 (pass_subregs_of_mode_finish): Likewise.
13321 * passes.c (pass_postreload): Likewise.
13322 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13323 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13324 (pass_warn_function_return): Likewise.
13325 (pass_warn_function_noreturn): Likewise.
13326 * tree-complex.c (pass_lower_complex): Likewise.
13327 (pass_lower_complex_O0): Likewise.
13328 * tree-if-conv.c (pass_if_conversion): Likewise.
13329 * tree-into-ssa.c (pass_build_ssa): Likewise.
13330 * tree-mudflap.c (pass_mudflap_1): Likewise.
13331 (pass_mudflap_2): Likewise.
13332 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13333 (pass_mudflap_2): Likewise.
13334 * tree-nrv.c (pass_return_slot): Likewise.
13335 * tree-object-size.c (pass_object_sizes): Likewise.
13336 * tree-optimize.c (pass_all_optimizations): Likewise.
13337 (pass_early_local_passes): Likewise.
13338 (pass_all_early_optimizations): Likewise.
13339 (pass_cleanup_cfg): Likewise.
13340 (pass_cleanup_cfg_post_optimizing): Likewise.
13341 (pass_free_datastructures): Likewise.
13342 (pass_free_cfg_annotations): Likewise.
13343 (pass_fixup_cfg): Likewise.
13344 (pass_init_datastructures): Likewise.
13345 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13346 (pass_late_warn_uninitialized): Likewise.
13347 (pass_update_address_taken): Likewise.
13348 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13349 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13350 (pass_cse_sincos): Likewise.
13351 (pass_convert_to_rsqrt): Likewise.
13352 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13353 * tree-stdarg.c (pass_stdarg): Likewise.
13354 * tree-tailcall.c (pass_tail_recursion): Likewise.
13355 (pass_tail_calls): Likewise.
13356 * tree-vect-generic.c (pass_lower_vector): Likewise.
13357 (pass_lower_vector_ssa): Likewise.
13358 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13360 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13362 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13364 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13366 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13367 logical and signext.
13369 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13372 * config/sh/predicates.md (arith_operand): Check if the operand
13373 of TRUNCATE is a REG.
13375 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13377 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13378 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13380 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13382 * tree-iterator.c (tsi_split_statement_list_after,
13383 tsi_split_statement_list_before): Remove.
13384 * tree-iterator.h: Remove the prototypes for
13385 tsi_split_statement_list_after and tsi_split_statement_list_before.
13387 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13389 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13390 * tree-ssa-propagate.h: Remove the prototype for
13391 stmt_makes_single_load.
13393 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13395 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13396 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13398 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13400 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13402 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13404 * except.c (eh_region_outer_p): Remove.
13405 * except.h: Remove the prototype for eh_region_outer_p.
13407 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13409 * function.c (current_function_assembler_name): Remove.
13410 * function.h: Remove the prototype for
13411 current_function_assembler_name.
13413 2009-04-16 Ian Lance Taylor <iant@google.com>
13415 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13416 (add_reg_note): Call alloc_reg_note.
13417 * rtl.h (alloc_reg_note): Declare.
13418 * combine.c (try_combine): Use alloc_reg_note.
13419 (recog_for_combine, move_deaths): Likewise.
13420 (distribute_notes): Use alloc_reg_note and add_reg_note.
13421 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13422 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13423 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13425 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13427 PR rtl-optimization/39762
13428 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13429 ira_may_move_out_cost): Add comments about way of their usage.
13430 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13432 * ira-conflicts.c (process_regs_for_copy): Use function
13433 ira_get_register_move_cost instead of global
13434 ira_register_move_cost.
13436 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13437 color_pass, move_spill_restore, update_curr_costs): Ditto.
13439 * ira-lives.c (process_single_reg_class_operands): Ditto.
13441 * ira-emit.c (emit_move_list): Ditto.
13443 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13444 (record_reg_classes): Ditto. Use functions
13445 ira_get_register_move_cost and ira_get_may_move_cost instead of
13446 global vars ira_register_move_cost, ira_may_move_out_cost and
13447 ira_may_move_in_cost.
13448 (record_address_regs): Don't call ira_init_register_move_cost.
13449 Use function ira_get_may_move_cost instead of global
13450 ira_may_move_in_cost.
13451 (process_bb_node_for_hard_reg_moves): Use function
13452 ira_get_register_move_cost instead of global ira_register_move_cost.
13453 (ira_costs): Don't call ira_init_register_move_cost.
13455 2009-04-16 Richard Guenther <rguenther@suse.de>
13457 * tree-cfg.c (verify_gimple_assign_binary):
13458 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13459 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13460 (create_general_new_stmt): Note that this function is broken.
13462 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13464 * common.opt (fhelp): Add Var(help_flag).
13465 * gcc-plugin.h (plugin_info): Add help.
13466 * plugin.c (plugin_name_args): Add help.
13467 (register_plugin_info): Set plugin->help.
13468 (print_help_one_plugin): New.
13469 (print_plugins_help): New.
13470 * plugin.h (print_plugins_help): New.
13471 * toplev.c (toplev_main): Call print_plugins_help if needed.
13473 2009-04-16 Richard Guenther <rguenther@suse.de>
13475 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13476 (gimple_ior_addresses_taken_1): New function.
13477 (gimple_ior_addresses_taken): Likewise.
13478 * gimple.h (struct gimple_statement_with_ops_base): Remove
13479 addresses_taken member.
13480 (gimple_ior_addresses_taken): Declare.
13481 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13482 gimple_set_addresses_taken): Remove.
13483 * ipa-reference.c (mark_address): New function.
13484 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13485 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13486 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13487 (gimple_add_to_addresses_taken): Remove.
13488 (get_tmr_operands): Call mark_address_taken.
13489 (get_asm_expr_operands): Likewise.
13490 (get_expr_operands): Likewise.
13491 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13492 (free_stmt_operands): Do not free it.
13493 * tree-ssa.c (delete_tree_ssa): Likewise.
13494 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13496 2009-04-16 Richard Guenther <rguenther@suse.de>
13498 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13499 (walk_stmt_load_store_ops): Likewise.
13500 * gimple.c (get_base_loadstore): New function.
13501 (walk_stmt_load_store_addr_ops): Likewise.
13502 (walk_stmt_load_store_ops): Likewise.
13503 * ipa-pure-const.c (check_op): Simplify.
13504 (check_load, check_store): New functions.
13505 (check_stmt): Use walk_stmt_load_store_ops.
13506 * ipa-reference.c (mark_load): Adjust signature.
13507 (mark_store): Likewise.
13508 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13510 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13512 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13513 (plugin_info): New.
13514 * opts.c (common_handle_option): Don't call print_version.
13515 * plugin.c (plugin_name_args): Add version.
13516 (register_plugin_info): New.
13517 (register_callback): Handle PLUGIN_INFO.
13518 (try_init_one_plugin): New.
13519 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13521 (finalize_one_plugin): New.
13522 (finalize_plugins): New.
13523 (print_one_plugin): New.
13524 (print_plugins_versions): New.
13525 * plugin.h (print_plugins_versions): New.
13526 (finalize_plugins): New.
13527 * toplev.c (compile_file): Don't call initialize_plugins.
13528 (print_version): Call print_plugins_versions.
13529 (toplev_main): Call initialize_plugins. Print version if needed.
13530 Call finalize_plugins.
13532 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13534 * common.opt (fversion): New.
13535 * gcc.c (print_version): New.
13536 (process_command): Don't print the version. Just set print_version.
13537 (main): Print version. Call subprocesses if print_version and
13538 verbose_flag are set.
13539 * opts.c (common_handle_option): Handle OPT_fversion.
13541 2009-04-16 Richard Guenther <rguenther@suse.de>
13542 Ira Rosen <irar@il.ibm.com>
13544 PR tree-optimization/39698
13545 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13546 type of the reduction variable. Only generate the def if
13549 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13550 make sure to first convert to an integer of the same precision.
13551 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13552 the type of the evolution correctly in computing the new
13553 induction variable base.
13555 2009-04-16 Richard Guenther <rguenther@suse.de>
13557 PR middle-end/39625
13558 * tree-cfg.c (make_blocks): Split statements with to-be
13559 abnormal SSA names on the lhs.
13561 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13563 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13564 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13565 * c-typeck.c (really_start_incremental_init): Likewise.
13566 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13567 (TARGET_INITIALIZER): Remove it.
13568 * target.h (struct target): Remove vector_opaque_p.
13569 * tree.c (build_opaque_vector_type): New.
13570 * tree.h (TYPE_VECTOR_OPAQUE): New.
13571 (build_opaque_vector_type): Declare.
13572 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13573 * config/rs6000/rs6000.c (build_opaque_vector_type,
13574 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13575 (rs6000_init_builtins): Use build_opaque_vector_type for
13576 opaque_V4SI_type_node.
13578 2009-04-15 Catherine Moore <clm@codesourcery.com>
13580 * debug.h (set_name): Declare.
13581 * dwarf2out.c (dwarf2out_set_name): Declare.
13582 (dwarf2_debug_hooks): Add set_name.
13583 (find_AT_string): New.
13584 (add_AT_string): Call find_AT_string.
13585 (dwarf2out_set_name): New.
13586 * cp/decl.c (grokdeclarator): Call set_name.
13587 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13588 * debug.c (do_nothing_debug_hooks): Likewise.
13589 * dbxout.c (dbx_debug_hooks): Likewise.
13590 * sdbout.c (sdb_debug_hooks): Likewise.
13592 2009-04-15 Michael Eager <eager@eagercon.com>
13594 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13595 reg for single-precision FPU.
13596 * config/rs6000/rs6000.md (movsi_internal1): Only for
13597 !TARGET_SINGLE_FPU.
13598 (movsi_internal1_single): New. Add pattern to move SI values to/from
13599 single-precision FP regs.
13601 2009-04-15 Richard Guenther <rguenther@suse.de>
13603 * omp-low.c (lower_rec_input_clauses): Build correct address
13605 (expand_omp_for_generic): Fix multiplication type.
13606 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13607 (generate_memset_zero): Fix types.
13608 * tree-profile.c (prepare_instrumented_value): Correctly
13611 2009-04-15 Ian Lance Taylor <iant@google.com>
13613 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13614 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13615 for -Wall and for -Wc++-compat.
13616 (c_common_post_options): For C++, set warn_enum_compare if not
13618 * c-tree.h (struct c_expr): Add field original_type.
13619 (build_external_ref): Update declaration.
13620 * c-parser.c (c_parser_braced_init): Set original_type.
13621 (c_parser_initelt): Likewise.
13622 (c_parser_expr_no_commas): Likewise.
13623 (c_parser_conditional_expression): Likewise.
13624 (c_parser_cast_expression): Likewise.
13625 (c_parser_unary_expression): Likewise. Pull setting of
13626 original_code to top of function.
13627 (c_parser_sizeof_expression): Set original_type.
13628 (c_parser_alignof_expression): Likewise.
13629 (c_parser_postfix_expression): Likewise. Pull setting of
13630 original_code to top of function.
13631 (c_parser_postfix_expression_after_paren_type): Set original_type.
13632 (c_parser_postfix_expression_after_primary): Likewise.
13633 (c_parser_expression): Likewise.
13634 * c-typeck.c (build_external_ref): Add type parameter. Change all
13636 (c_expr_sizeof_expr): Set original_type field.
13637 (parser_build_unary_op): Likewise.
13638 (parser_build_binary_op): Likewise. Optionally warn about
13639 comparisons of enums of different types.
13640 (digest_init): Set original_type field.
13641 (really_start_incremental_init): Likewise.
13642 (push_init_level, pop_init_level): Likewise.
13643 * doc/invoke.texi (Warning Options): -Wenum-compare now
13646 2009-04-15 Richard Guenther <rguenther@suse.de>
13648 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13649 out a necessary conversion.
13650 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13651 names we didn't value number.
13652 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13654 2009-04-15 Richard Guenther <rguenther@suse.de>
13656 PR tree-optimization/39764
13657 * tree-ssa-ccp.c (get_value): Canonicalize value with
13658 canonicalize_float_value.
13660 2009-04-15 Jan Hubicka <jh@suse.cz>
13662 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13663 Wrong version of patch.
13665 2009-04-15 Jan Hubicka <jh@suse.cz>
13667 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13669 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13671 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13672 our distinct integral and vector types.
13674 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13676 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13677 * init.c (build_vtbl_address): Remove call to assemble_external.
13679 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13681 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13682 output for other floating point modes.
13684 2009-04-14 Diego Novillo <dnovillo@google.com>
13686 * diagnostic.c (diagnostic_report_diagnostic): Do not
13687 warn about loaded plugins for DK_ERROR and DK_WARNING.
13688 * c-decl.c (declspecs_add_type): Move call to
13689 invoke_plugin_callbacks ...
13690 * c-parser.c (c_parser_declspecs): ... here.
13691 * plugin.c (dump_active_plugins): Tidy output.
13693 2009-04-14 Diego Novillo <dnovillo@google.com>
13694 Le-Chun Wu <lcwu@google.com>
13696 * configure.ac: Add --enable-plugin support.
13697 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13698 * Makefile.in (PLUGIN_H): Define.
13699 Export ENABLE_PLUGIN and GMPINC to site.exp.
13700 Add PLUGINLIBS to link command.
13701 Add/modify dependencies for plugin.o and files including plugin.h.
13703 * config.in: Regenerate.
13705 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13708 2009-04-14 Le-Chun Wu <lcwu@google.com>
13710 * tree-pass.h (register_one_dump_file): Add a prototype for
13711 register_one_dump_file.
13712 * toplev.c (compile_file): Call initialize_plugins.
13713 (do_compile): Call invoke_plugin_callbacks.
13714 (toplev_main): Call invoke_plugin_callbacks.
13715 * common.opt: Add -fplugin= and -fplugin-arg-.
13716 * gcc-plugin.h: New public header file for plugins to include.
13717 * plugin.c: New source file.
13718 * plugin.h: New internal header file.
13719 * passes.c (register_one_dump_file): Make it external.
13721 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13723 2009-04-14 Diego Novillo <dnovillo@google.com>
13725 * doc/plugins.texi: New.
13726 * doc/gccint.texi: Add reference to Plugins chapter.
13727 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13728 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13729 loaded plugins, if any.
13730 * timevar.def (TV_PLUGIN_INIT): Define.
13731 (TV_PLUGIN_RUN): Define.
13732 * plugin.c: Include timevar.h
13733 (plugins_active_p): New.
13734 (dump_active_plugins): New.
13735 (debug_active_plugins): New.
13737 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13739 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13741 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13743 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13745 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13746 the same as a minus without a shift.
13748 2009-04-14 Nick Clifton <nickc@redhat.com>
13750 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13751 comparisons with small integers will always produce a short
13754 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13757 2008-12-19 Diego Novillo <dnovillo@google.com>
13759 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13761 2009-04-14 Richard Guenther <rguenther@suse.de>
13763 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13765 (verify_gimple_assign_binary): Likewise. Handle shifts and
13767 (verify_gimple_phi): Print the mismatched argument position.
13768 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13770 (vect_update_init_of_dr): Likewise.
13771 * matrix-reorg.c (transform_access_sites): Do what the
13773 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13775 2009-04-13 Michael Eager <eager@eagercon.com>
13777 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13778 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13779 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13780 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13781 remove duplicate config
13783 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13785 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13786 file_name:line_number type locator of the call site.
13788 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13790 * genautomata.c: Put blank after comma.
13791 (automaton_decls): New.
13792 (struct unit_usage): Add comments to member next.
13793 (store_alt_unit_usage): Keep the list ordered.
13794 (unit_present_on_list_p, equal_alternatives_p): New.
13795 (check_regexp_units_distribution): Check units distribution
13796 correctness correctly.
13797 (main): Don't write automata if error is found. Return correct
13800 * config/m68k/cf.md (cfv4_ds): Remove.
13801 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13802 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13804 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13805 power4-load-ext, power4-store, power4-store-update,
13806 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13807 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13808 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13809 power4-sqrt, power4-isync): Modify reservation to make correct
13810 unit distribution to automata.
13812 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13813 power5-store-update, power5-two, power5-three, power5-lmul,
13814 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13816 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13818 * except.c (pass_set_nothrow_function_flags): Set name and add
13820 (set_nothrow_function_flags): Mention in the dump file when
13821 changing a function to nothrow.
13823 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13826 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13827 instead of unsigned long.
13829 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13831 * config/arm/arm.c (return_used_this_function): Remove.
13832 (arm_output_function_prologue): Remove use of
13833 return_used_this_function.
13834 (output_return_instruction): Replace use of
13835 return_used_this_function
13836 by cfun->machine->return_used_this_function.
13837 (arm_output_epilogue): Likewise.
13838 (arm_output_function_epilogue): Likewise.
13839 (thumb_unexpanded_epilogue): Likewise.
13840 * config/arm/arm.h (struct machine_function):
13841 New member return_used_this_function.
13843 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13845 * doc/install.texi: Correct description of default directory for
13846 --with-gxx-include-dir.
13848 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13850 * fold-const.c (build_range_check): Properly deal with enumeral and
13851 boolean base types.
13853 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13855 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13856 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13857 * params.h (MAX_GCSE_PASSES): Remove.
13858 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13859 in sequence. Remove ability to run multiple passes.
13860 (bypass_jumps): Report run as third CPROP pass.
13862 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13864 PR middle-end/39651
13865 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13866 when deciding whether the whole SEQUENCE can throw.
13868 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13871 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13872 offseted label references.
13874 2009-04-11 Jan Hubicka <jh@suse.cz>
13876 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13878 2009-04-11 Richard Guenther <rguenther@suse.de>
13880 PR middle-end/39732
13881 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13882 return variables as TREE_ADDRESSABLE.
13884 2009-04-11 Richard Guenther <rguenther@suse.de>
13886 PR tree-optimization/39713
13887 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13888 reference trees have SSA_NAME operands.
13890 2009-04-11 Richard Guenther <rguenther@suse.de>
13893 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13894 address expressions.
13896 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13898 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13899 match changes in Cygwin 1.7
13900 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13901 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13903 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13905 PR tree-optimization/39701
13906 * doc/invoke.texi (Optimization Options): Document change in
13907 meaning and initialization of -fdelete-null-pointer-checks.
13909 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13911 PR middle-end/39701
13912 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13914 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13917 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13919 2009-04-10 Chao-ying Fu <fu@mips.com>
13921 * doc/tm.texi (Instruction Output): Document
13922 TARGET_ASM_FINAL_POSTSCAN_INSN.
13923 * target.h (final_postscan_insn): New field in asm_out.
13924 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13925 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13926 * final.c (final_scan_insn): Call
13927 targetm.asm_out.final_postscan_insn after outputting
13928 an asm macro and a normal instruction.
13930 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13931 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13932 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13933 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13934 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13936 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13938 PR middle-end/39701
13939 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13940 variables as non-NULL even with -fdelete-null-pointer-checks.
13942 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13944 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13946 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13949 * config/i386/i386.c (classify_argument): Handle SCmode with
13950 (bit_offset % 64) != 0.
13952 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13954 * doc/invoke.texi (Optimize Options): Add cross-reference to
13955 -Q --help=optimizers examples.
13957 2009-04-10 Ben Elliston <bje@au.ibm.com>
13960 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13961 regalign for the reg == fpr and TDmode case.
13963 2009-04-09 David Ayers <ayers@fsfe.org>
13966 * objc/objc-act.c (warn_with_method): Remove helper function.
13967 (check_duplicates): Call warning and inform directly.
13968 (really_start_method): Likewise.
13970 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13972 * expmed.c (expand_divmod): Always use a comparison for a division
13973 by a large unsigned integer.
13975 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13976 for things others than variables or functions as nonzero.
13978 2009-04-09 Nick Clifton <nickc@redhat.com>
13980 * unwind-compat.c: Change copyright header to refer to version
13981 3 of the GNU General Public License with version 3.1 of the
13982 GCC Runtime Library Exception and to point readers at the
13983 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13984 * config/alpha/crtfastmath.c: Likewise.
13985 * config/alpha/linux-unwind.h: Likewise.
13986 * config/alpha/qrnnd.asm: Likewise.
13987 * config/alpha/vms-crt0-64.c: Likewise.
13988 * config/alpha/vms-crt0.c: Likewise.
13989 * config/alpha/vms-dwarf2.asm: Likewise.
13990 * config/alpha/vms-dwarf2eh.asm: Likewise.
13991 * config/alpha/vms-psxcrt0-64.c: Likewise.
13992 * config/alpha/vms-psxcrt0.c: Likewise.
13993 * config/alpha/vms_tramp.asm: Likewise.
13994 * config/arc/initfini.c: Likewise.
13995 * config/arc/lib1funcs.asm: Likewise.
13996 * config/arm/bpabi-v6m.S: Likewise.
13997 * config/arm/bpabi.S: Likewise.
13998 * config/arm/bpabi.c: Likewise.
13999 * config/arm/crti.asm: Likewise.
14000 * config/arm/crtn.asm: Likewise.
14001 * config/arm/ieee754-df.S: Likewise.
14002 * config/arm/ieee754-sf.S: Likewise.
14003 * config/arm/lib1funcs.asm: Likewise.
14004 * config/arm/libunwind.S: Likewise.
14005 * config/arm/linux-atomic.c: Likewise.
14006 * config/arm/mmintrin.h: Likewise.
14007 * config/arm/pr-support.c: Likewise.
14008 * config/arm/unaligned-funcs.c: Likewise.
14009 * config/arm/unwind-arm.c: Likewise.
14010 * config/arm/unwind-arm.h: Likewise.
14011 * config/avr/libgcc.S: Likewise.
14012 * config/bfin/crti.s: Likewise.
14013 * config/bfin/crtlibid.s: Likewise.
14014 * config/bfin/crtn.s: Likewise.
14015 * config/bfin/lib1funcs.asm: Likewise.
14016 * config/bfin/linux-unwind.h: Likewise.
14017 * config/cris/arit.c: Likewise.
14018 * config/cris/cris_abi_symbol.c: Likewise.
14019 * config/darwin-64.c: Likewise.
14020 * config/darwin-crt2.c: Likewise.
14021 * config/darwin-crt3.c: Likewise.
14022 * config/darwin.h: Likewise.
14023 * config/dbxelf.h: Likewise.
14024 * config/dfp-bit.c: Likewise.
14025 * config/dfp-bit.h: Likewise.
14026 * config/elfos.h: Likewise.
14027 * config/fixed-bit.c: Likewise.
14028 * config/fixed-bit.h: Likewise.
14029 * config/fp-bit.c: Likewise.
14030 * config/fp-bit.h: Likewise.
14031 * config/fr30/crti.asm: Likewise.
14032 * config/fr30/crtn.asm: Likewise.
14033 * config/fr30/lib1funcs.asm: Likewise.
14034 * config/freebsd-spec.h: Likewise.
14035 * config/frv/cmovd.c: Likewise.
14036 * config/frv/cmovh.c: Likewise.
14037 * config/frv/cmovw.c: Likewise.
14038 * config/frv/frvbegin.c: Likewise.
14039 * config/frv/frvend.c: Likewise.
14040 * config/frv/lib1funcs.asm: Likewise.
14041 * config/glibc-stdint.h: Likewise.
14042 * config/h8300/clzhi2.c: Likewise.
14043 * config/h8300/crti.asm: Likewise.
14044 * config/h8300/crtn.asm: Likewise.
14045 * config/h8300/ctzhi2.c: Likewise.
14046 * config/h8300/fixunssfsi.c: Likewise.
14047 * config/h8300/lib1funcs.asm: Likewise.
14048 * config/h8300/parityhi2.c: Likewise.
14049 * config/h8300/popcounthi2.c: Likewise.
14050 * config/i386/ammintrin.h: Likewise.
14051 * config/i386/att.h: Likewise.
14052 * config/i386/avxintrin.h: Likewise.
14053 * config/i386/biarch64.h: Likewise.
14054 * config/i386/bmmintrin.h: Likewise.
14055 * config/i386/cpuid.h: Likewise.
14056 * config/i386/cross-stdarg.h: Likewise.
14057 * config/i386/crtfastmath.c: Likewise.
14058 * config/i386/crtprec.c: Likewise.
14059 * config/i386/cygming-crtbegin.c: Likewise.
14060 * config/i386/cygming-crtend.c: Likewise.
14061 * config/i386/cygwin.asm: Likewise.
14062 * config/i386/emmintrin.h: Likewise.
14063 * config/i386/gmm_malloc.h: Likewise.
14064 * config/i386/gthr-win32.c: Likewise.
14065 * config/i386/i386.h: Likewise.
14066 * config/i386/immintrin.h: Likewise.
14067 * config/i386/linux-unwind.h: Likewise.
14068 * config/i386/linux64.h: Likewise.
14069 * config/i386/mm3dnow.h: Likewise.
14070 * config/i386/mmintrin-common.h: Likewise.
14071 * config/i386/mmintrin.h: Likewise.
14072 * config/i386/nmmintrin.h: Likewise.
14073 * config/i386/pmm_malloc.h: Likewise.
14074 * config/i386/pmmintrin.h: Likewise.
14075 * config/i386/smmintrin.h: Likewise.
14076 * config/i386/sol2-c1.asm: Likewise.
14077 * config/i386/sol2-ci.asm: Likewise.
14078 * config/i386/sol2-cn.asm: Likewise.
14079 * config/i386/sol2-gc1.asm: Likewise.
14080 * config/i386/tmmintrin.h: Likewise.
14081 * config/i386/unix.h: Likewise.
14082 * config/i386/w32-unwind.h: Likewise.
14083 * config/i386/wmmintrin.h: Likewise.
14084 * config/i386/x86-64.h: Likewise.
14085 * config/i386/x86intrin.h: Likewise.
14086 * config/i386/xmmintrin.h: Likewise.
14087 * config/ia64/crtbegin.asm: Likewise.
14088 * config/ia64/crtend.asm: Likewise.
14089 * config/ia64/crtfastmath.c: Likewise.
14090 * config/ia64/crti.asm: Likewise.
14091 * config/ia64/crtn.asm: Likewise.
14092 * config/ia64/fde-glibc.c: Likewise.
14093 * config/ia64/lib1funcs.asm: Likewise.
14094 * config/ia64/linux-unwind.h: Likewise.
14095 * config/ia64/quadlib.c: Likewise.
14096 * config/ia64/unwind-ia64.c: Likewise.
14097 * config/linux.h: Likewise.
14098 * config/m32c/m32c-lib1.S: Likewise.
14099 * config/m32c/m32c-lib2-trapv.c: Likewise.
14100 * config/m32c/m32c-lib2.c: Likewise.
14101 * config/m32r/initfini.c: Likewise.
14102 * config/m68hc11/larith.asm: Likewise.
14103 * config/m68hc11/m68hc11-crt0.S: Likewise.
14104 * config/m68k/cf.md: Likewise.
14105 * config/m68k/crti.s: Likewise.
14106 * config/m68k/crtn.s: Likewise.
14107 * config/m68k/lb1sf68.asm: Likewise.
14108 * config/m68k/linux-unwind.h: Likewise.
14109 * config/mcore/crti.asm: Likewise.
14110 * config/mcore/crtn.asm: Likewise.
14111 * config/mcore/lib1.asm: Likewise.
14112 * config/mips/linux-unwind.h: Likewise.
14113 * config/mips/loongson.h: Likewise.
14114 * config/mips/mips16.S: Likewise.
14115 * config/mmix/crti.asm: Likewise.
14116 * config/mmix/crtn.asm: Likewise.
14117 * config/pa/fptr.c: Likewise.
14118 * config/pa/hpux-unwind.h: Likewise.
14119 * config/pa/lib2funcs.asm: Likewise.
14120 * config/pa/linux-atomic.c: Likewise.
14121 * config/pa/linux-unwind.h: Likewise.
14122 * config/pa/milli64.S: Likewise.
14123 * config/pa/quadlib.c: Likewise.
14124 * config/pa/stublib.c: Likewise.
14125 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14126 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14127 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14128 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14129 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14130 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14131 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14132 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14133 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14134 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14135 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14136 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14137 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14138 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14139 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14140 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14141 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14142 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14143 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14144 * config/rs6000/750cl.h: Likewise.
14145 * config/rs6000/altivec.h: Likewise.
14146 * config/rs6000/biarch64.h: Likewise.
14147 * config/rs6000/crtresfpr.asm: Likewise.
14148 * config/rs6000/crtresgpr.asm: Likewise.
14149 * config/rs6000/crtresxfpr.asm: Likewise.
14150 * config/rs6000/crtresxgpr.asm: Likewise.
14151 * config/rs6000/crtsavfpr.asm: Likewise.
14152 * config/rs6000/crtsavgpr.asm: Likewise.
14153 * config/rs6000/darwin-asm.h: Likewise.
14154 * config/rs6000/darwin-fallback.c: Likewise.
14155 * config/rs6000/darwin-fpsave.asm: Likewise.
14156 * config/rs6000/darwin-ldouble.c: Likewise.
14157 * config/rs6000/darwin-tramp.asm: Likewise.
14158 * config/rs6000/darwin-unwind.h: Likewise.
14159 * config/rs6000/darwin-vecsave.asm: Likewise.
14160 * config/rs6000/darwin-world.asm: Likewise.
14161 * config/rs6000/e500crtres32gpr.asm: Likewise.
14162 * config/rs6000/e500crtres64gpr.asm: Likewise.
14163 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14164 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14165 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14166 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14167 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14168 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14169 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14170 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14171 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14172 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14173 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14174 * config/rs6000/eabi-ci.asm: Likewise.
14175 * config/rs6000/eabi-cn.asm: Likewise.
14176 * config/rs6000/eabi.asm: Likewise.
14177 * config/rs6000/linux-unwind.h: Likewise.
14178 * config/rs6000/linux64.h: Likewise.
14179 * config/rs6000/paired.h: Likewise.
14180 * config/rs6000/paired.md: Likewise.
14181 * config/rs6000/ppc64-fp.c: Likewise.
14182 * config/rs6000/ppu_intrinsics.h: Likewise.
14183 * config/rs6000/rs6000.h: Likewise.
14184 * config/rs6000/si2vmx.h: Likewise.
14185 * config/rs6000/sol-ci.asm: Likewise.
14186 * config/rs6000/sol-cn.asm: Likewise.
14187 * config/rs6000/spe.h: Likewise.
14188 * config/rs6000/spu2vmx.h: Likewise.
14189 * config/rs6000/sysv4.h: Likewise.
14190 * config/rs6000/tramp.asm: Likewise.
14191 * config/rs6000/vec_types.h: Likewise.
14192 * config/s390/linux-unwind.h: Likewise.
14193 * config/s390/tpf-unwind.h: Likewise.
14194 * config/score/crti.asm: Likewise.
14195 * config/score/crtn.asm: Likewise.
14196 * config/sh/crt1.asm: Likewise.
14197 * config/sh/crti.asm: Likewise.
14198 * config/sh/crtn.asm: Likewise.
14199 * config/sh/divtab-sh4-300.c: Likewise.
14200 * config/sh/divtab-sh4.c: Likewise.
14201 * config/sh/divtab.c: Likewise.
14202 * config/sh/lib1funcs-4-300.asm: Likewise.
14203 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14204 * config/sh/lib1funcs.asm: Likewise.
14205 * config/sh/lib1funcs.h: Likewise.
14206 * config/sh/linux-atomic.asm: Likewise.
14207 * config/sh/linux-unwind.h: Likewise.
14208 * config/sh/shmedia.h: Likewise.
14209 * config/sh/sshmedia.h: Likewise.
14210 * config/sh/ushmedia.h: Likewise.
14211 * config/sparc/crtfastmath.c: Likewise.
14212 * config/sparc/linux-unwind.h: Likewise.
14213 * config/sparc/sol2-c1.asm: Likewise.
14214 * config/sparc/sol2-ci.asm: Likewise.
14215 * config/sparc/sol2-cn.asm: Likewise.
14216 * config/spu/divmodti4.c: Likewise.
14217 * config/spu/divv2df3.c: Likewise.
14218 * config/spu/float_disf.c: Likewise.
14219 * config/spu/float_unsdidf.c: Likewise.
14220 * config/spu/float_unsdisf.c: Likewise.
14221 * config/spu/float_unssidf.c: Likewise.
14222 * config/spu/mfc_multi_tag_release.c: Likewise.
14223 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14224 * config/spu/mfc_tag_release.c: Likewise.
14225 * config/spu/mfc_tag_reserve.c: Likewise.
14226 * config/spu/mfc_tag_table.c: Likewise.
14227 * config/spu/multi3.c: Likewise.
14228 * config/spu/spu_internals.h: Likewise.
14229 * config/spu/spu_intrinsics.h: Likewise.
14230 * config/spu/spu_mfcio.h: Likewise.
14231 * config/spu/vec_types.h: Likewise.
14232 * config/spu/vmx2spu.h: Likewise.
14233 * config/stormy16/stormy16-lib2.c: Likewise.
14234 * config/svr4.h: Likewise.
14235 * config/sync.c: Likewise.
14236 * config/v850/lib1funcs.asm: Likewise.
14237 * config/vxlib-tls.c: Likewise.
14238 * config/vxlib.c: Likewise.
14239 * config/vxworks-dummy.h: Likewise.
14240 * config/xtensa/crti.asm: Likewise.
14241 * config/xtensa/crtn.asm: Likewise.
14242 * config/xtensa/ieee754-df.S: Likewise.
14243 * config/xtensa/ieee754-sf.S: Likewise.
14244 * config/xtensa/lib1funcs.asm: Likewise.
14245 * config/xtensa/lib2funcs.S: Likewise.
14246 * config/xtensa/linux-unwind.h: Likewise.
14247 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14248 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14249 * coretypes.h: Likewise.
14250 * crtstuff.c: Likewise.
14251 * defaults.h: Likewise.
14252 * dwarf2.h: Likewise.
14253 * emutls.c: Likewise.
14254 * gbl-ctors.h: Likewise.
14255 * gcov-io.h: Likewise.
14256 * ginclude/float.h: Likewise.
14257 * ginclude/iso646.h: Likewise.
14258 * ginclude/stdarg.h: Likewise.
14259 * ginclude/stdbool.h: Likewise.
14260 * ginclude/stddef.h: Likewise.
14261 * ginclude/stdfix.h: Likewise.
14262 * ginclude/stdint-gcc.h: Likewise.
14263 * ginclude/tgmath.h: Likewise.
14264 * gthr-aix.h: Likewise.
14265 * gthr-dce.h: Likewise.
14266 * gthr-gnat.c: Likewise.
14267 * gthr-gnat.h: Likewise.
14268 * gthr-lynx.h: Likewise.
14269 * gthr-mipssde.h: Likewise.
14270 * gthr-nks.h: Likewise.
14271 * gthr-posix.c: Likewise.
14272 * gthr-posix.h: Likewise.
14273 * gthr-posix95.h: Likewise.
14274 * gthr-rtems.h: Likewise.
14275 * gthr-single.h: Likewise.
14276 * gthr-solaris.h: Likewise.
14277 * gthr-tpf.h: Likewise.
14278 * gthr-vxworks.h: Likewise.
14279 * gthr-win32.h: Likewise.
14280 * gthr.h: Likewise.
14281 * libgcc2.c: Likewise.
14282 * libgcc2.h: Likewise.
14283 * libgcov.c: Likewise.
14284 * tsystem.h: Likewise.
14285 * typeclass.h: Likewise.
14286 * unwind-c.c: Likewise.
14287 * unwind-compat.h: Likewise.
14288 * unwind-dw2-fde-compat.c: Likewise.
14289 * unwind-dw2-fde-darwin.c: Likewise.
14290 * unwind-dw2-fde-glibc.c: Likewise.
14291 * unwind-dw2-fde.c: Likewise.
14292 * unwind-dw2-fde.h: Likewise.
14293 * unwind-dw2.c: Likewise.
14294 * unwind-dw2.h: Likewise.
14295 * unwind-generic.h: Likewise.
14296 * unwind-pe.h: Likewise.
14297 * unwind-sjlj.c: Likewise.
14298 * unwind.inc: Likewise.
14299 * config/arm/neon-gen.ml: Change generated copyright header to
14300 refer to version 3 of the GNU General Public License with
14301 version 3.1 of the GCC Runtime Library Exception and to point
14302 readers at the COPYING3 and COPYING3.RUNTIME files and the
14303 FSF's license web page.
14304 * config/arm/arm_neon.h: Regenerate.
14306 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14308 * config/cris/cris.md: Change copyright header to refer to version
14309 3 of the GNU General Public License.
14310 * doc/install.texi2html: Change copyright header to refer to version
14311 3 of the GNU General Public License and to point readers at the
14312 COPYING3 file and the FSF's license web page.
14313 * config/vax/linux.h: Likewise.
14315 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14317 * config/i386/i386.md (cmpcc): New.
14318 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14319 (sync_compare_and_swap_cc*): Delete.
14321 * config/s390/s390.c (s390_compare_emitted): Remove.
14322 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14323 s390_compare_emitted used to be handled. Assert that modes match.
14324 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14325 refer to sync_compare_and_swap_ccsi.
14326 * config/s390/s390.h (s390_compare_emitted): Remove.
14327 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14328 instead of s390_compare_emitted.
14329 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14330 instead of s390_compare_emitted.
14331 * config/s390/s390.md (cmpcc): New.
14332 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14333 CC_REGNUM, do not pretend it's set.
14334 (sync_compare_and_swap_cc*): Delete.
14335 * config/s390/predicates.md (cc_reg_operand): New.
14337 * expr.c (sync_compare_and_swap_cc): Delete.
14338 * optabs.h (sync_compare_and_swap_cc): Delete.
14339 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14340 is being used with can_compare_p.
14341 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14342 (find_cc_set): New.
14343 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14344 look for a MODE_CC set instead. Use emit_store_flag.
14345 (expand_compare_and_swap_loop): Likewise, with some additional
14346 complication to avoid a force_reg when useless. Use
14347 emit_cmp_and_jump_insns.
14348 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14349 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14350 sync_compare_and_swap documentation.
14352 2009-04-09 Jan Hubicka <jh@suse.cz>
14354 * except.c (find_prev_try): Break out from ....
14355 (duplicate_eh_regions): ... here; properly update prev_try pointers
14356 when duplication part of tree.
14357 (dump_eh_tree): Improve dumping.
14358 (verify_eh_region): New.
14359 (verify_eh_tree): Use it.
14361 2009-04-06 Richard Guenther <rguenther@suse.de>
14363 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14364 &ARRAY addresses by adjusting their types and prepending
14366 * tree-cfg.c (verify_gimple_assign_single): Verify that
14367 addresses are correct.
14369 2009-04-09 Richard Guenther <rguenther@suse.de>
14371 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14372 indices into an array reference if possible.
14373 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14374 Fold POINTER_PLUS_EXPR statements with invariant address.
14376 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14379 * config.gcc (powerpc64-*-linux*): Always build biarch.
14381 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14384 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14385 it and pedwarn if this results in an INTEGER_CST.
14387 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14389 * doc/install.texi: Update minimum GMP version. Remove obsolete
14390 text in MPFR section.
14392 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14394 * dwarf2out.c (class_scope_p): New static inline.
14395 (class_or_namespace_scope_p): Use it.
14396 (gen_variable_die): Use DW_TAG_member tag for static data member
14397 declarations instead of DW_TAG_variable.
14399 PR middle-end/39573
14400 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14403 2009-04-08 Richard Guenther <rguenther@suse.de>
14405 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14406 valueize random data.
14408 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14410 * config.gcc (aix tm_file): Add aix-stdint.h.
14411 (aix tm clause use_gcc_stdint): Set to wrap.
14412 * config/rs6000/aix-stdint.h: New file.
14414 2009-04-08 Richard Guenther <rguenther@suse.de>
14416 PR middle-end/36291
14417 * tree-dfa.c (add_referenced_var): Do not recurse into
14418 global initializers.
14419 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14421 (fold_const_aggregate_ref): Likewise.
14423 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14425 * recog.c (ordered_comparison_operator): New.
14426 * gensupport.c (std_preds): Add it.
14427 * doc/md.texi (Machine-Independent Predicates): Document it.
14429 2009-04-08 Jan Hubicka <jh@suse.cz>
14431 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14432 * function.h (rtl_eh): Remove exception_handler_label_map.
14433 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14434 remove_exception_handler_label, for_each_eh_label_1): Remove.
14435 (rtl_remove_unreachable_regions): Remove.
14436 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14437 (find_exception_handler_labels): Don't build the hashtable.
14438 (maybe_remove_eh_handler): Remove.
14439 (for_each_eh_label): Rewrite to walk the tree.
14440 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14441 * except.h (maybe_remove_eh_handler): Remove.
14442 * passes.c (init_optimization_passes): Schedule second EH cleanup
14444 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14445 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14447 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14449 * genoutput.c (validate_optab_operands): New.
14450 (gen_insn, gen_expand): Call it.
14452 * genflags.c (gen_insn): Detect misused iterators.
14453 (main): Pass line_no to gen_insn, exit with status 1 on error.
14455 * genextract.c (line_no): Make global.
14456 (VEC_safe_set_locstr): Change assertion to error message.
14457 (main): Exit with status 1 on error.
14459 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14463 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14464 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14465 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14466 * c-convert.c (convert): Do not call fold on results of conversion
14467 functions when the result is a C_MAYBE_CONST_EXPR.
14468 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14469 of __builtin_choose_expr.
14470 * c-typeck.c (remove_c_maybe_const_expr): New.
14471 (build_unary_op, build_conditional_expr, build_compound_expr,
14472 build_binary_op, c_objc_common_truthvalue_conversion): Call
14473 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14476 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14478 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14479 CODE to produce a new one. Add a prototype to use fold_convert_const
14481 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14484 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14485 mix declarations and code.
14487 2009-04-08 Ben Elliston <bje@au.ibm.com>
14489 * gcc.c: Replace `CC' with `GCC' throughout.
14491 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14493 * doc/invoke.texi: Document Atom support.
14495 2009-04-07 Jason Merrill <jason@redhat.com>
14498 * c-common.h, c-common.c: Add flag_pretty_templates.
14499 * c-opts.c (c_common_handle_option): Set it.
14500 * c.opt: Add -fno-pretty-templates.
14501 * doc/invoke.texi (C++ Dialect Options): Likewise.
14503 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14505 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14506 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14507 (ia64_expand_builtin): Likewise.
14509 2009-04-07 Martin Jambor <mjambor@suse.cz>
14511 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14512 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14513 ADDR_EXPRS are include too.
14515 2009-04-07 Richard Guenther <rguenther@suse.de>
14517 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14518 decls are only used if passes as parameters or if they are
14519 local statics and the call is not to a builtin.
14520 (call_may_clobber_ref_p_1): Likewise.
14522 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14524 * expr.c (do_store_flag): Remove last argument. Simplify code
14525 to avoid duplication of tests already done by can_compare_p.
14526 (expand_expr_real_1): Adjust caller.
14528 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14530 * optabs.c (can_compare_p): Test the predicate of a
14531 cbranch and cstore pattern.
14533 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14535 * expr.c (convert_move): Use emit_store_flag instead of
14538 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14540 * config/i386/i386.c (ix86_compare_emitted): Remove.
14541 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14542 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14543 * config/i386/i386.h (ix86_compare_emitted): Remove.
14544 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14545 instead of ix86_compare_emitted.
14546 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14548 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14550 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14551 Add t-sysroot-suffix to tmake_file.
14552 * config/print-sysroot-suffix.sh: New file.
14553 * config/t-sysroot-suffix: New file.
14555 2009-04-07 Ben Elliston <bje@au.ibm.com>
14557 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14558 as the latter produces a warning when the target does not support
14561 2009-04-07 Ben Elliston <bje@au.ibm.com>
14563 * dfp.c: Replace type punning assignments with memcpy throughout.
14564 * Makefile.in (dfp.o-warn): Remove.
14566 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14569 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14570 Include soft-fp/t-softfp after rs6000/t-linux64.
14572 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14574 * stor-layout.c (set_sizetype): Use the full precision of their
14575 machine mode for bitsize types.
14577 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14579 * config/i386/i386.md: Revert 2 accidental checkins.
14581 2009-04-06 Joey Ye <joey.ye@intel.com>
14582 Xuepeng Guo <xuepeng.guo@intel.com>
14583 H.J. Lu <hongjiu.lu@intel.com>
14585 Atom pipeline model, tuning and insn selection.
14586 * config.gcc (atom): Add atom config options and target.
14588 * config/i386/atom.md: New.
14590 * config/i386/i386.c (atom_cost): New cost.
14591 (m_ATOM): New macro flag.
14592 (initial_ix86_tune_features): Set m_ATOM.
14593 (x86_accumulate_outgoing_args): Likewise.
14594 (x86_arch_always_fancy_math_387): Likewise.
14595 (processor_target): Add Atom cost.
14596 (cpu_names): Add Atom cpu name.
14597 (override_options): Set Atom ISA.
14598 (ix86_issue_rate): New case PROCESSOR_ATOM.
14599 (ix86_adjust_cost): Likewise.
14601 * config/i386/i386.h (TARGET_ATOM): New target macro.
14602 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14603 (TARGET_OPT_AGU): New target option.
14604 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14605 (processor_type): Add PROCESSOR_ATOM.
14607 * config/i386/i386.md (cpu): Add new value "atom".
14608 (use_carry, movu): New attr.
14609 (atom.md): Include atom.md.
14610 (adddi3_carry_rex64): Set attr "use_carry".
14611 (addqi3_carry): Likewise.
14612 (addhi3_carry): Likewise.
14613 (addsi3_carry): Likewise.
14614 (*addsi3_carry_zext): Likewise.
14615 (subdi3_carry_rex64): Likewise.
14616 (subqi3_carry): Likewise.
14617 (subhi3_carry): Likewise.
14618 (subsi3_carry): Likewise.
14619 (x86_movdicc_0_m1_rex64): Likewise.
14620 (*x86_movdicc_0_m1_se): Likewise.
14621 (x86_movsicc_0_m1): Likewise.
14622 (*x86_movsicc_0_m1_se): Likewise.
14623 (*adddi_1_rex64): Emit add insn as much as possible.
14624 (*addsi_1): Likewise.
14625 (return_internal): Set atom_unit.
14626 (return_internal_long): Likewise.
14627 (return_pop_internal): Likewise.
14628 (*rcpsf2_sse): Set atom_sse_attr attr.
14629 (*qrt<mode>2_sse): Likewise.
14630 (*prefetch_sse): Likewise.
14632 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14634 (ix86_target_macros_internal): Likewise.
14636 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14637 (*prefetch_sse_rex): Likewise.
14638 (sse_rcpv4sf2): Likewise.
14639 (sse_vmrcpv4sf2): Likewise.
14640 (sse_sqrtv4sf2): Likewise.
14641 (<sse>_vmsqrt<mode>2): Likewise.
14642 (sse_ldmxcsr): Likewise.
14643 (sse_stmxcsr): Likewise.
14644 (*sse_sfence): Likewise.
14645 (sse2_clflush): Likewise.
14646 (*sse2_mfence): Likewise.
14647 (*sse2_lfence): Likewise.
14648 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14649 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14650 (avx_movdqu<avxmodesuffix>): Likewise.
14651 (avx_lddqu<avxmodesuffix>): Likewise.
14652 (sse2_movntv2di): Change attr "type" to "ssemov".
14653 (sse2_movntsi): Likewise.
14654 (rsqrtv8sf2): Change attr "type" to "sseadd".
14655 (sse3_addsubv2df3): Set attr "atom_unit".
14656 (sse3_h<plusminus_insn>v4sf3): Likewise.
14657 (*sse2_pmaddwd): Likewise.
14658 (*vec_extractv2di_1_rex64): Likewise.
14659 (*vec_extractv2di_1_avx): Likewise.
14660 (sse2_psadbw): Likewise.
14661 (ssse3_phaddwv8hi3): Likewise.
14662 (ssse3_phaddwv4hi3): Likewise.
14663 (ssse3_phadddv4si3): Likewise.
14664 (ssse3_phadddv2si3): Likewise.
14665 (ssse3_phaddswv8hi3): Likewise.
14666 (ssse3_phaddswv4hi3): Likewise.
14667 (ssse3_phsubwv8hi3): Likewise.
14668 (ssse3_phsubwv4hi3): Likewise.
14669 (ssse3_phsubdv4si3): Likewise.
14670 (ssse3_phsubdv2si3): Likewise.
14671 (ssse3_phsubswv8hi3): Likewise.
14672 (ssse3_phsubswv4hi3): Likewise.
14673 (ssse3_pmaddubsw128): Likewise.
14674 (sse3_pmaddubsw: Likewise.
14675 (ssse3_palignrti): Likewise.
14676 (ssse3_palignrdi): Likewise.
14678 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14680 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14682 2009-04-06 Richard Guenther <rguenther@suse.de>
14684 PR tree-optimization/28868
14685 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14686 of which PHI results we inserted.
14687 (insert_into_preds_of_block): Record inserted PHIs.
14688 (eliminate): Eliminate redundant PHI nodes.
14689 (init_pre): Init inserted_phi_names.
14691 2009-04-06 Richard Guenther <rguenther@suse.de>
14693 PR tree-optimization/39643
14694 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14695 IMAGPART_EXPRs of complex constants.
14696 (execute_fold_all_builtins): If we folded a call queue
14697 TODO_update_address_taken.
14699 2009-04-06 Jan Hubicka <jh@suse.cz>
14701 PR middle-end/39659
14702 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14705 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14707 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14709 (ic_invalidate_array): Likewise.
14711 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14713 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14714 alignment for library calls.
14716 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14718 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14719 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14720 * config/i386/mingw-stdint.h: New file.
14722 2009-04-05 Richard Guenther <rguenther@suse.de>
14724 PR tree-optimization/39648
14725 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14726 our &A vs. &A[0] IL deficiencies.
14728 2009-04-04 Jan Hubicka <jh@suse.cz>
14730 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14731 removed toplevel regions.
14732 (sjlj_mark_call_sites): Likewise.
14734 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14736 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14737 (cygwin tm clause use_gcc_stdint): Set to wrap.
14738 * config/i386/cygwin-stdint.h: New file.
14740 2009-04-04 Richard Guenther <rguenther@suse.de>
14742 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14743 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14744 single-argument PHIs if we are in loop-closed SSA form.
14745 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14746 for the pre-condition.
14747 (slpeel_tree_peel_loop_to_edge): Likewise.
14748 (vect_build_loop_niters): Take an optional sequence to append stmts.
14749 (vect_generate_tmps_on_preheader): Likewise.
14750 (vect_do_peeling_for_loop_bound): Take extra guards for the
14752 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14753 the cost model check.
14754 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14755 guards if we are going to peel. Do not apply versioning in that case.
14756 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14757 (vect_do_peeling_for_loop_bound): Likewise.
14758 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14759 loop bound only record extra pre-conditions, do not apply loop
14762 2009-04-04 Richard Guenther <rguenther@suse.de>
14764 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14767 2009-04-04 Jan Hubicka <jh@suse.cz>
14769 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14770 last_basic_block for size of bb->index indexed array.
14771 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14772 compute_out, link_btr_uses, build_btr_def_use_webs,
14773 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14775 2009-04-04 Jan Hubicka <jh@suse.cz>
14777 * except.c (remove_eh_handler_and_replace): Break out from ...
14778 (remove_eh_handler): ... here.
14779 (bring_to_root): New function.
14780 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14781 handled ones, bring others to root of tree.
14783 2009-04-04 Jan Hubicka <jh@suse.cz>
14785 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14786 (all_phis_safe_to_merge): New function.
14787 (update_info): New structure.
14788 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14789 (cleanup_empty_eh): Update SSA if possible.
14791 2009-04-04 Richard Guenther <rguenther@suse.de>
14793 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14794 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14795 (append_vuse): Likewise.
14797 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14799 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14800 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14801 instead of REG_UNSAVED for DW_CFA_undefined.
14802 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14803 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14806 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14809 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14810 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14811 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14813 2009-04-04 Richard Guenther <rguenther@suse.de>
14815 PR tree-optimization/8781
14816 PR tree-optimization/37892
14817 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14818 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14819 (valueize_refs): Call it for *& valueizations.
14820 (shared_reference_ops_from_ref): Rename to ...
14821 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14822 (shared_reference_ops_from_call): Rename to ...
14823 (valueize_shared_reference_ops_from_call): ... this and valueize.
14824 (vn_reference_lookup): Update.
14825 (visit_reference_op_call): Likewise.
14826 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14827 (eliminate): Value-replace the call address in call statements.
14829 2009-04-04 Richard Guenther <rguenther@suse.de>
14831 PR tree-optimization/39636
14832 * tree-ssa-forwprop.c
14833 (forward_propagate_addr_into_variable_array_index): Check for
14834 GIMPLE_ASSIGN before accessing the rhs code.
14836 2009-04-03 Jason Merrill <jason@redhat.com>
14838 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14840 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14842 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14843 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14844 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14845 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14846 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14847 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14848 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14849 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14850 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14851 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14852 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14853 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14854 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14855 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14856 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14857 Use fr_reg_or_fp01_operand instead of fr_register_operand
14859 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14860 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14861 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14863 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14865 PR rtl-optimization/39607
14866 PR rtl-optimization/39631
14870 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14871 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14872 instead of DF_LR_OUT.
14873 * ira-lives.c (process_bb_node_lives): Ditto.
14874 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14875 instead of DF_LR_{OUT,IN}.
14876 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14877 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14879 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14881 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14882 (execute_lower_omp): Always run but take the short way out if -fopenmp
14884 (gate_lower_omp): Remove, forcing the pass manager to always run the
14885 pass and always set PROP_gimple_lomp.
14886 (pass_lower_omp): Remove gate function.
14887 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14888 PROP_trees. Instead, require it.
14889 * ipa-cp.c (pass_ipa_cp): Likewise.
14890 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14891 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14892 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14893 and PROP_gimple_leh.
14895 2009-04-03 Richard Guenther <rguenther@suse.de>
14897 PR middle-end/13146
14898 PR tree-optimization/23940
14899 PR tree-optimization/33237
14900 PR middle-end/33974
14901 PR middle-end/34093
14902 PR tree-optimization/36201
14903 PR tree-optimization/36230
14904 PR tree-optimization/38049
14905 PR tree-optimization/38207
14906 PR tree-optimization/38230
14907 PR tree-optimization/38301
14908 PR tree-optimization/38585
14909 PR middle-end/38895
14910 PR tree-optimization/38985
14911 PR tree-optimization/39299
14912 * tree-ssa-structalias.h: Remove.
14913 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14914 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14915 (struct vuse_element_d): Remove.
14916 (struct vuse_vec_d): Likewise.
14917 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14918 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14919 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14920 VUSE_ELEMENT_VAR): Likewise.
14921 (struct voptype_d): Likewise.
14922 (NUM_VOP_FREE_BUCKETS): Likewise.
14923 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14924 (struct stmt_operands_d): Remove.
14925 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14926 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14927 VDEF_NUM, VDEF_VECT): Likewise.
14928 (copy_virtual_operands): Remove.
14929 (operand_build_cmp): Likewise.
14930 (create_ssa_artificial_load_stmt): Likewise.
14931 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14932 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14933 vuse_index and mayuse_index members. Pack and move done and iter_type
14934 members to the front.
14935 (SSA_OP_VMAYUSE): Remove.
14936 (SSA_OP_VIRTUAL_USES): Adjust.
14937 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14938 (unlink_stmt_vdef): Declare.
14939 (add_to_addressable_set): Remove.
14940 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14941 (vrp_visit_stmt): Likewise.
14942 * doc/tree-ssa.texi (Alias analysis): Update.
14943 * doc/invoke.texi (max-aliased-vops): Remove docs.
14944 (avg-aliased-vops): Likewise.
14945 * tree-into-ssa.c (syms_to_rename): Remove.
14946 (need_to_update_vops_p): Likewise.
14947 (need_to_initialize_update_ssa_p): Rename to ...
14948 (update_ssa_initialized_fn): ... this. Track function we are
14950 (symbol_marked_for_renaming): Simplify.
14951 (add_new_name_mapping): Do not set need_to_update_vops_p.
14952 (dump_currdefs): Use SYMS_TO_RENAME.
14953 (rewrite_update_stmt): Always walk all uses/defs.
14954 (dump_update_ssa): Adjust.
14955 (init_update_ssa): Take function argument. Track what we are
14957 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14958 (create_new_def_for): Initialize for cfun, assert we are initialized
14960 (mark_sym_for_renaming): Simplify.
14961 (mark_set_for_renaming): Do not initialize update-ssa.
14962 (need_ssa_update_p): Simplify. Take function argument.
14963 (name_mappings_registered_p): Assert we ask for the correct function.
14964 (name_registered_for_update_p): Likewise.
14965 (ssa_names_to_replace): Likewise.
14966 (release_ssa_name_after_update_ssa): Likewise.
14967 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14968 (dump_decl_set): Do not print a newline.
14969 (debug_decl_set): Do it here.
14970 (dump_update_ssa): And here.
14971 * tree-ssa-loop-im.c (move_computations): Adjust.
14972 (movement_possibility): Likewise.
14973 (determine_max_movement): Likewise.
14974 (gather_mem_refs_stmt): Likewise.
14975 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14976 or NAME_MEMORY_TAG.
14977 * tree-complex.c (update_all_vops): Remove.
14978 (expand_complex_move): Adjust.
14979 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14980 Simplify test for memory referencing statement. Exclude
14981 non-invariant ADDR_EXPRs.
14982 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14983 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14984 (rdg_flag_uses): Likewise.
14985 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14987 (tree_optimize_tail_calls_1): Also split the
14988 edge from the entry block if we have degenerate PHI nodes in
14989 the first basic block.
14990 * tree.c (init_ttree): Remove memory-tag related code.
14991 (tree_code_size): Likewise.
14992 (tree_node_structure): Likewise.
14993 (build7_stat): Re-write to be build6_stat.
14994 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14995 (SSA_VAR_P): Adjust.
14996 (struct tree_memory_tag): Remove.
14997 (struct tree_memory_partition_tag): Likewise.
14998 (union tree_node): Adjust.
14999 (build7): Re-write to be build6.
15000 * tree-pass.h (pass_reset_cc_flags): Remove.
15001 (TODO_update_address_taken): New flag.
15002 (pass_simple_dse): Remove.
15003 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15004 * params.h (MAX_ALIASED_VOPS): Remove.
15005 (AVG_ALIASED_VOPS): Likewise.
15006 * omp-low.c (expand_omp_taskreg): Update SSA form.
15007 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15008 aliases the lhs in a copy stmt.
15009 * tree-ssa-dse.c (struct address_walk_data): Remove.
15010 (memory_ssa_name_same): Likewise.
15011 (memory_address_same): Likewise.
15012 (get_kill_of_stmt_lhs): Likewise.
15013 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15014 unused stores. Look through PHI nodes into post-dominated regions.
15015 (dse_optimize_stmt): Simplify. Properly remove stores.
15016 (tree_ssa_dse): Compute dominators.
15017 (execute_simple_dse): Remove.
15018 (pass_simple_dse): Likewise.
15019 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15020 gimple_loaded_syms and gimple_stored_syms computation.
15021 * toplev.c (dump_memory_report): Dump alias and pta stats.
15022 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15023 (vn_reference_eq): Likewise.
15024 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15025 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15026 valueize_vuses): Remove.
15027 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15028 (get_def_ref_stmt_vuse): ... this.
15029 (vn_reference_lookup_2): New function.
15030 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15031 walking equivalent vuses. Simplify.
15032 (vn_reference_lookup): Likewise.
15033 (vn_reference_insert): Likewise.
15034 (vn_reference_insert_pieces): Likewise.
15035 (visit_reference_op_call): Simplify.
15036 (visit_reference_op_load): Likewise.
15037 (visit_reference_op_store): Likewise.
15038 (init_scc_vn): Remove shared_lookup_vuses initialization.
15039 (free_scc_vn): Remove shared_lookup_vuses freeing.
15040 (sort_vuses, sort_vuses_heap): Remove.
15041 (get_ref_from_reference_ops): Export.
15042 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15043 vector with single vuse pointer.
15044 (vn_reference_lookup_pieces, vn_reference_lookup,
15045 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15046 (shared_vuses_from_stmt): Remove.
15047 (get_ref_from_reference_ops): Declare.
15048 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15049 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15050 memory-tag related code.
15051 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15052 (likely_value): Add comment, skip static-chain of call statements.
15053 (surely_varying_stmt_p): Adjust.
15054 (gimplify_and_update_call_from_tree): Likewise.
15055 (execute_fold_all_builtins): Do not rebuild alias info.
15056 (gimplify_and_update_call_from_tree): Properly update VOPs.
15057 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15058 (copy_ref_info): Remove memory-tag related code.
15059 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15060 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15061 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15063 * tree-ssa-dom.c (gimple_p): Remove typedef.
15064 (eliminate_redundant_computations): Adjust.
15065 (record_equivalences_from_stmt): Likewise.
15066 (avail_expr_hash): Likewise.
15067 (avail_expr_eq): Likewise.
15068 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15069 (stmt_makes_single_load): Likewise.
15070 (stmt_makes_single_store): Likewise.
15071 * tree-ssa-alias.c: Rewrite completely.
15072 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15073 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15074 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15075 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15076 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15077 Remove public functions.
15078 (pass_reset_cc_flags): Remove.
15079 (pass_build_alias): Move ...
15080 * tree-ssa-structalias.c (pass_build_alias): ... here.
15081 * tree-ssa-alias.c (may_be_aliased): Move ...
15082 * tree-flow-inline.h (may_be_aliased): ... here.
15083 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15084 count_uses_and_derefs): Move ...
15085 * gimple.c: ... here.
15086 * gimple.h (count_uses_and_derefs): Declare.
15087 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15088 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15089 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15090 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15091 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15092 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15093 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15095 * tree-dfa.c (refs_may_alias_p): Move ...
15096 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15097 * tree-ssa-alias.h: New file.
15098 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15099 (statement_sink_location): Likewise.
15100 * opts.c (decode_options): Do not adjust max-aliased-vops or
15101 avg-aliased-vops values.
15102 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15103 (TV_CALL_CLOBBER): Likewise.
15104 (TV_FLOW_SENSITIVE): Likewise.
15105 (TV_FLOW_INSENSITIVE): Likewise.
15106 (TV_MEMORY_PARTITIONING): Likewise.
15107 (TV_ALIAS_STMT_WALK): New timevar.
15108 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15109 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15110 (get_address_description): Remove memory-tag related code.
15111 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15112 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15113 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15114 and immediate uses in statements. Document.
15115 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15116 (dump_symbols): Remove.
15117 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15118 * alias.c (get_deref_alias_set): New function split out from ...
15119 (get_alias_set): ... here.
15120 * alias.h (get_deref_alias_set): Declare.
15121 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15122 type parameter. Remove restrict pointer handling. Create a
15123 ref-all pointer in case type-based alias sets do not conflict.
15124 (vect_analyze_data_refs): Remove SMT related code.
15125 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15126 (vectorizable_load): Likewise.
15127 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15128 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15129 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15130 Ignore vops and SMTs.
15131 (dr_analyze_alias): Likewise..
15132 (free_data_ref): Likewise.
15133 (create_data_ref): Likewise.
15134 (analyze_all_data_dependences): Likewise.
15135 (get_references_in_stmt): Adjust.
15136 * tree-flow-inline.h (gimple_aliases_computed_p,
15137 gimple_addressable_vars, gimple_call_clobbered_vars,
15138 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15139 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15140 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15141 gimple_mem_ref_stats): Remove.
15142 (gimple_vop): New function.
15143 (op_iter_next_use): Remove vuses and mayuses cases.
15144 (op_iter_next_def): Remove vdefs case.
15145 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15146 (clear_and_done_ssa_iter): Do not set removed fields.
15147 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15148 Assert we are not iterating over vuses or vdefs if not also
15149 iterating over uses or defs.
15150 (op_iter_init_use): Likewise.
15151 (op_iter_init_def): Likewise.
15152 (op_iter_next_vdef): Remove.
15153 (op_iter_next_mustdef): Likewise.
15154 (op_iter_init_vdef): Likewise.
15155 (compare_ssa_operands_equal): Likewise.
15156 (link_use_stmts_after): Handle vuse operand.
15157 (is_call_used): Use is_call_clobbered.
15158 (is_call_clobbered): Global variables are always call clobbered,
15159 query the call-clobbers bitmap.
15160 (mark_call_clobbered): Ignore global variables.
15161 (clear_call_clobbered): Likewise.
15162 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15163 virtual operands sanity check.
15164 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15166 (TARGET_MEM_REF): Remove TMR_TAG operand.
15167 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15168 Remove call-clobber related code.
15169 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15170 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15171 partitions or escape reason.
15172 (get_single_def_stmt, get_single_def_stmt_from_phi,
15173 get_single_def_stmt_with_phi): Remove.
15174 (dump_referenced_vars): Tidy.
15175 (get_ref_base_and_extent): Allow bare decls.
15176 (collect_dfa_stats): Adjust.
15177 * graphite.c (rename_variables_in_stmt): Adjust.
15178 (graphite_copy_stmts_from_block): Likewise.
15179 (translate_clast): Likewise.
15180 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15182 (translate_vuse_through_block): Use the oracle.
15183 (phi_translate_1): Adjust.
15184 (value_dies_in_block_x): Use the oracle. Cache the outcome
15186 (valid_in_sets): Check if the VUSE for
15187 a REFERENCE is available.
15188 (eliminate): Do not remove stmts during elimination,
15189 instead queue and remove them afterwards.
15190 (do_pre): Do not rebuild alias info.
15191 (pass_pre): Run TODO_rebuild_alias before PRE.
15192 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15193 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15194 (mark_all_v_defs_stmt): Remove.
15195 (mark_all_v_defs_seq): Adjust.
15196 (sra_replace): Likewise.
15197 (scalarize_use): Likewise.
15198 (scalarize_copy): Likewise.
15199 (scalarize_init): Likewise.
15200 (scalarize_ldst): Likewise.
15201 (todoflags): Remove.
15202 (tree_sra): Do not rebuild alias info.
15203 (tree_sra_early): Adjust.
15204 (pass_sra): Run TODO_update_address_taken before SRA.
15205 * tree-predcom.c (set_alias_info): Remove.
15206 (prepare_initializers_chain): Do not call it.
15207 (mark_virtual_ops_for_renaming): Adjust.
15208 (mark_virtual_ops_for_renaming_list): Remove.
15209 (initialize_root_vars): Adjust.
15210 (initialize_root_vars_lm): Likewise.
15211 (prepare_initializers_chain): Likewise.
15212 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15213 (may_propagate_copy_into_stmt): Likewise.
15214 (merge_alias_info): Do nothing for now.
15215 (propagate_tree_value_into_stmt): Adjust.
15216 (stmt_may_generate_copy): Likewise.
15217 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15218 not mark symbols for renaming.
15219 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15220 with the same statement, make sure to update the new pointed-to one.
15221 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15222 call statements, do not mark symbols for renaming.
15223 (mark_operand_necessary): Dump something.
15224 (ref_may_be_aliased): New function.
15225 (mark_aliased_reaching_defs_necessary_1): New helper function.
15226 (mark_aliased_reaching_defs_necessary): Likewise.
15227 (mark_all_reaching_defs_necessary_1): Likewise.
15228 (mark_all_reaching_defs_necessary): Likewise.
15229 (propagate_necessity): Do not process virtual PHIs. For
15230 non-aliased loads mark all reaching definitions as necessary.
15231 For aliased loads and stores mark the immediate dominating
15232 aliased clobbers as necessary.
15233 (visited): New global static.
15234 (perform_tree_ssa_dce): Free visited bitmap after propagating
15236 (remove_dead_phis): Perform simple dead virtual PHI removal.
15237 (remove_dead_stmt): Properly unlink virtual operands when
15239 (eliminate_unnecessary_stmts): Schedule PHI removal after
15241 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15242 (process_replaceable): Likewise.
15243 (find_replaceable_in_bb): Likewise.
15244 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15245 based on the single gimple vop.
15246 (verify_flow_insensitive_alias_info): Remove.
15247 (verify_flow_sensitive_alias_info): Likewise.
15248 (verify_call_clobbering): Likewise.
15249 (verify_memory_partitions): Likewise.
15250 (verify_alias_info): Likewise.
15251 (verify_ssa): Adjust..
15252 (execute_update_addresses_taken): Export. Update SSA
15253 manually. Optimize only when optimizing. Use a local bitmap.
15254 (pass_update_address_taken): Remove TODO_update_ssa, add
15256 (pass_update_address_taken): Just use TODO_update_address_taken.
15257 (init_tree_ssa): Do not initialize addressable_vars.
15258 (verify_ssa): Verify new VUSE / VDEF properties.
15259 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15260 Do not call verify_alias_info.
15261 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15262 Do not free the loaded and stored syms bitmaps. Reset the escaped
15263 and callused solutions. Do not free addressable_vars.
15264 Remove memory-tag related code.
15265 (warn_uninitialized_var): Aliases are always available.
15266 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15267 * lambda-code.c (can_put_in_inner_loop): Adjust.
15268 (can_put_after_inner_loop): Likewise.
15269 (perfect_nestify): Likewise.
15270 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15271 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15272 (vectorizable_conversion): Do not mark symbols for renaming.
15273 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15274 (expand_call_inline): Unlink the calls virtual operands before
15276 (tree_function_versioning): Do not call update_ssa if we are not
15277 updating clones. Simplify.
15278 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15279 (propagate_with_phi): Likewise..
15280 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15281 clobber code. Assert we are not aliased or global.
15282 * tree-flow.h: Include tree-ssa-alias.h
15283 (enum escape_type): Remove.
15284 (struct mem_sym_stats_d): Likewise.
15285 (struct mem_ref_stats_d): Likewise.
15286 (struct gimple_df): Add vop member. Remove global_var,
15287 call_clobbered_vars, call_used_vars, addressable_vars,
15288 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15289 escaped and callused members.
15290 (struct ptr_info_def): Remove all members, add points-to solution
15292 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15293 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15294 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15295 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15296 (tree-ssa-alias.o): Likewise.
15297 (toplev.o): Add tree-ssa-alias.h
15298 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15299 * gimple.c (gimple_set_bb): Fix off-by-one error.
15300 (is_gimple_reg): Do not handle memory tags.
15301 (gimple_copy): Also copy virtual operands.
15302 Delay updating the statement. Do not reset loaded and stored syms.
15303 (gimple_set_stored_syms): Remove.
15304 (gimple_set_loaded_syms): Likewise.
15305 (gimple_call_copy_skip_args): Copy the virtual operands
15306 and mark the new statement modified.
15307 * tree-ssa-structalias.c (may_alias_p): Remove.
15308 (set_uids_in_ptset): Take the alias set to prune with as
15309 parameter. Fold in the alias test of may_alias_p.
15310 (compute_points_to_sets): Compute whether a ptr is dereferenced
15311 in a local sbitmap.
15312 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15313 other ADDRESSOF constraints on the lhs.
15314 (get_constraint_for_component_ref): Assert that we don't get
15315 ADDRESSOF constraints from the base of the reference.
15316 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15317 (struct variable_info): Remove collapsed_to member.
15318 (get_varinfo_fc): Remove.
15319 (new_var_info): Do not set collapsed_to.
15320 (dump_constraint): Do not follow cycles.
15321 (dump_constraint_graph): Likewise.
15322 (build_pred_graph): Likewise.
15323 (build_succ_graph): Likewise.
15324 (rewrite_constraints): Likewise.
15325 (do_simple_structure_copy): Remove.
15326 (do_rhs_deref_structure_copy): Remove.
15327 (do_lhs_deref_structure_copy): Remove.
15328 (collapse_rest_of_var): Remove.
15329 (do_structure_copy): Re-implement.
15330 (pta_stats): New global variable.
15331 (dump_pta_stats): New function.
15332 (struct constraint_expr): Make offset signed.
15333 (UNKNOWN_OFFSET): Define special value.
15334 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15335 (solution_set_expand): New helper function split out from ...
15336 (do_sd_constraint): ... here.
15337 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15338 (do_ds_constraint): Likewise.
15339 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15340 and CALLUSED = *CALLUSED.
15341 (set_union_with_increment): Make inc argument signed.
15342 (type_safe): Remove.
15343 (get_constraint_for_ptr_offset): Handle unknown and negative
15345 (first_vi_for_offset): Handle offsets before start. Bail
15346 out early for offsets beyond the variable extent.
15347 (first_or_preceding_vi_for_offset): New function.
15348 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15349 Together with ESCAPED = *ESCAPED this properly computes reachability.
15350 (find_what_var_points_to): New function.
15351 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15352 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15353 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15354 pt_solutions_intersect): New functions.
15355 (compute_call_used_vars): Remove.
15356 (compute_may_aliases): New main entry into PTA computation.
15357 * gimple.h (gimple_p): New typedef.
15358 (struct gimple_statement_base): Remove references_memory_p.
15359 (struct gimple_statement_with_memory_ops_base): Remove
15360 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15362 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15363 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15364 gimple_set_references_memory): Remove.
15365 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15366 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15368 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15369 (verify_expr): Allow RESULT_DECL.
15370 (gimple_duplicate_bb): Do not copy virtual operands.
15371 (gimple_duplicate_sese_region): Adjust.
15372 (gimple_duplicate_sese_tail): Likewise.
15373 (mark_virtual_ops_in_region): Remove.
15374 (move_sese_region_to_fn): Do not call it.
15375 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15376 and pass_simple_dse.
15377 (execute_function_todo): Handle TODO_update_address_taken,
15378 call execute_update_addresses_taken for TODO_rebuild_alias.
15379 (execute_todo): Adjust.
15380 (execute_one_pass): Init dump files early.
15381 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15383 (create_general_new_stmt): Clear vops.
15384 * tree-ssa-reassoc.c (get_rank): Adjust.
15385 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15386 symbols for renaming.
15387 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15388 (PARAM_AVG_ALIASED_VOPS): Likewise.
15389 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15390 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15391 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15392 (operand_build_cmp, copy_virtual_operands,
15393 create_ssa_artificial_load_stmt, add_to_addressable_set,
15394 gimple_add_to_addresses_taken): Remove public functions.
15395 (unlink_stmt_vdef): New function.
15397 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15399 * config.gcc (powerpc-*-linux*): Merge variants.
15401 2009-04-02 Chao-ying Fu <fu@mips.com>
15402 James Grosbach <james.grosbach@microchip.com>
15404 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15405 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15407 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15408 keep_interrupts_masked_p, use_debug_exception_return_p.
15409 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15410 keep_interrupts_masked, use_debug_exception_return.
15411 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15412 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15414 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15415 (mips_print_operand): Process COP0 registers to print $0 .. $31
15416 correctly for GAS to process.
15417 (mips_interrupt_extra_call_saved_reg_p): New function.
15418 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15420 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15421 (mips_compute_frame_info): Add supports for interrupt context that
15422 includes doubleword accumulators and COP0 registers.
15423 (mips_for_each_saved_acc): New function.
15424 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15425 mips_for_each_saved_reg.
15426 (mips_save_reg): Save accumulators.
15427 (mips_kernel_reg_p): A new for_each_rtx callback.
15428 (mips_expand_prologue): Support interrupt handlers.
15429 (mips_restore_reg): Restore accumulators.
15430 (mips_expand_epilogue): Support interrupt handlers.
15431 (mips_can_use_return_insn): Return false for interrupt handlers.
15432 (mips_epilogue_uses): New function.
15433 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15434 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15435 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15436 cop0_move): New instructions.
15437 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15438 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15440 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15442 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15443 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15444 interrupt handlers, we use K0 as the temporary register.
15445 (EPILOGUE_USES): Change to a function call.
15446 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15447 handlers, we use K0 as the temporary register.
15449 * doc/extend.texi (Function Attributes): Document interrupt,
15450 use_shadow_register_set, keep_interrupts_masked,
15451 use_debug_exception_return for MIPS attributes.
15453 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15455 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15456 Remove a number of t-files from tmake_file.
15457 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15458 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15459 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15460 target_prototype, not TARGET_PROTOTYPE.
15461 (LINK_OS_GNU_SPEC): Define.
15462 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15463 and darwin-ldoubdle.c.
15465 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15468 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15469 (cpp_options): Ditto.
15470 (default_compilers): Ditto.
15471 (display_help): Ditto.
15472 (process_command): Ditto.
15473 (do_spec_1): Ditto.
15474 (set_input): Use lbasename instead of duplicate code.
15475 (save_temps_prefix): New static for -save-temps=obj.
15476 (save_temps_length): Ditto.
15478 * doc/invoke.texi (-save-temps=obj): Document new variant to
15479 -save-temps switch.
15481 2009-04-02 Jeff Law <law@redhat.com>
15483 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15486 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15488 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15489 * configure: Regenerated.
15491 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15493 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15494 share the argument list.
15496 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15500 2009-02-12 Diego Novillo <dnovillo@google.com>
15502 * varpool.c (debug_varpool): New.
15503 * cgraph.h (debug_varpool): Declare.
15505 2009-04-02 Jan Hubicka <jh@suse.cz>
15507 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15510 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15512 * config/i386/i386.c (ix86_abi): Move initialization to ...
15513 (override_options): Here.
15515 2009-04-02 Christian Bruel <christian.bruel@st.com>
15517 * config/sh/sh.c (sh_dwarf_register_span): New function.
15518 (TARGET_DWARF_REGISTER_SPAN): Define.
15519 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15521 2009-04-02 Ira Rosen <irar@il.ibm.com>
15523 PR tree-optimization/39595
15524 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15525 interleaved loads group is not greater than the SLP group size.
15527 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15529 * builtins.c (is_builtin_name): New.
15530 (called_as_built_in): Use is_builtin_name.
15531 * tree.h (is_builtin_name): New.
15532 * varasm.c (incorporeal_function_p): Use is_builtin_name
15534 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15536 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15538 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15541 * c-decl.c (clone_underlying_type): Move this ...
15542 * c-common.c (set_underlying_type): ... here.
15543 Also, make sure the function properly sets TYPE_STUB_DECL() on
15544 the newly created typedef variant type.
15545 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15546 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15549 2009-04-02 Richard Guenther <rguenther@suse.de>
15551 PR tree-optimization/37221
15552 * tree-flow.h (degenerate_phi_result): Declare.
15553 * tree-ssa-dom.c (degenerate_phi_result): Export.
15554 * tree-scalar-evolution.c (analyze_initial_condition): If
15555 the initial condition is defined by a degenerate PHI node
15556 use the degenerate value.
15558 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15560 PR rtl-optimization/39588
15561 * combine.c (merge_outer_ops): Do not set the constant when this
15563 (simplify_shift_const_1): Do not modify it either in this case.
15565 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15567 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15568 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15570 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15573 * c-lex.c (interpret_float): Default (no suffix) is double.
15575 2009-04-1 Xinliang David Li <davidxl@google.com>
15577 * config/i386/i386.c (legitimate_constant_p): Recognize
15578 all one vector constant.
15580 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15582 * config/vax/vax.c: Add #includes to silence warnings.
15583 Change #include order to silence two warnings.
15585 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15587 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15588 (ASM_SPEC): Pass -k to the assembler for PIC code.
15590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15592 * config.gcc: Add vax-*-linux* to the switch.
15593 * config/vax/linux.h: New file. (TARGET_VERSION,
15594 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15596 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15598 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15599 Use predicate macros instead of GET_CODE() == foo.
15600 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15601 ashlsi3, rotrsi3, <unnamed>): Likewise.
15603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15605 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15606 jbbccihi, jbbccisi): Remova trailing whitespace.
15607 * config/vax/constraints.md: Likewise.
15608 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15609 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15610 * config/vax/predicates.md: Likewise.
15611 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15612 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15613 * config/vax/vax.h: Likewise.
15614 * config/vax/vax.md (nonlocal_goto): Likewise.
15616 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15618 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15619 (indirectable_address_p, adjacent_operands_p): Add spaces around
15621 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15623 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15625 * config/vax/vax.c (legitimate_constant_address_p,
15626 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15627 index_term_p, reg_plus_index_p, legitimate_address_p,
15628 vax_mode_dependent_address_p): Update comments to match functions
15629 modified by the recent int->bool conversion.
15631 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15633 * config/vax/builtins.md: Update copyright message.
15634 * config/vax/constraints.md: Likewise.
15635 * config/vax/netbsd-elf.h: Likewise.
15636 * config/vax/predicates.md: Likewise.
15637 * config/vax/vax-protos.h: Likewise.
15638 * config/vax/vax.c: Likewise.
15639 * config/vax/vax.h: Likewise.
15640 * config/vax/vax.md: Likewise.
15641 * config/vax/vax.opt: Likewise.
15643 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15645 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15646 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15647 * config/vax/constraints.md (B, R): Likewise.
15648 * config/vax/predicates.md (external_memory_operand,
15649 nonimmediate_addsub_di_operand): Likewise.
15650 * config/vax/vax.c (vax_output_int_add): Likewise.
15651 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15652 untyped_call): Likewise.
15654 2009-04-01 Matt Thomas <matt@3am-software.com>
15656 * config/vax/predicates.md: New file.
15657 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15658 external_const_operand, nonsymbolic_operand, external_memory_operand,
15659 indirect_memory_operand, indexed_memory_operand,
15660 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15661 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15663 * config/vax/constraints.md: New file.
15664 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15666 * config/vax/builtins.md: New file.
15667 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15668 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15670 * config/vax/vax.opt (mqmath): Add option.
15671 * config/vax/vax.md (isfx): Extend with DI.
15672 (VAXintQH, VAXintQHSD): Define.
15673 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15674 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15675 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15676 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15677 (movdi): Update constraints and use vax_output_int_move().
15678 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15679 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15680 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15681 nonlocal_goto): New.
15682 (mov<mode>): Extend accepted operand types.
15683 (subdi3_old): Rename from subdi3, change update constraints and use
15684 a new implementation.
15685 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15686 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15687 MOVE_RATIO, CLEAR_RATIO): Define.
15688 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15689 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15690 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15691 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15692 (split_quadword_operands): Make static and really allow variable
15694 (print_operand_address): Update for PIC generation.
15695 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15696 indexable_address_p, fixup_mathdi_operand,
15697 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15698 (vax_float_literal, legitimate_constant_p,
15699 indirectable_constant_address_p, index_term_p,
15700 reg_plus_index_p): Return bool instead of int.
15701 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15703 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15705 (vax_output_conditional_branch): Indent.
15706 (legitimate_constant_address_p, indirectable_constant_address_p,
15707 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15708 vax_mode_dependent_address_p): Return bool instead of int, update for
15710 * config/vax/vax-protos.h (legitimate_constant_address_p,
15711 legitimate_constant_p, legitimate_address_p,
15712 vax_mode_dependent_address_p): Change declaration to bool.
15713 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15714 vax_expand_addsub_di_operands, vax_output_int_subtract,
15715 vax_output_movmemsi): Declare.
15716 (split_quadword_operands, vax_float_literal): Delete declaration.
15717 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15718 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15719 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15720 ASM_OUTPUT_DWARF_PCREL): Define.
15721 (ASM_SPEC): Change definition to allow PIC generation.
15723 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15725 * doc/sourcebuild.texi: Update front-end requirements.
15727 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15730 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15731 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15732 (booldi3_internal3): Use boolean_or_operator instead of
15735 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15738 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15739 declarator whose size is not an integer constant expression but
15740 folds to an integer constant, then treat it as a constant
15743 2009-04-01 Richard Guenther <rguenther@suse.de>
15745 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15746 i * 4 + 2 to (i * 2 + 1) * 2.
15748 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15751 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15752 return if c_parser_asm_string_literal returned NULL.
15754 2009-04-01 Nick Clifton <nickc@redhat.com>
15756 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15758 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15759 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15760 other typedefs to avoid conflicts with libgcc2.c. Define labels
15761 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15763 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15764 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15767 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15769 * varasm.c (default_function_rodata_section): Declare DOT as
15772 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15773 Andrey Galkin <agalkin@hypercom.com>
15776 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15777 Make object_name unique for each process.
15779 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15782 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15783 addressable variables in the parallel that could go out of scope while
15784 running queued tasks.
15786 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15788 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15789 (CASE_VALUES_THRESHOLD): Redefine.
15790 * config/avr/avr.c (avr_override_options): Remove initialization of
15791 avr_case_values_threshold variable.
15792 (avr_case_values_threshold): Remove variable. Add new function.
15793 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15794 * config/avr/avr.opt (mno-tablejump): Remove option.
15795 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15797 2009-04-01 DJ Delorie <dj@redhat.com>
15799 * varasm.c (default_function_rodata_section): Don't assume
15800 anything about where the first '.' in the section name is.
15802 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15804 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15805 rs6000_emit_stack_tie.
15807 2009-03-31 Ian Lance Taylor <iant@google.com>
15809 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15810 gimple_code with GIMPLE_RESX, not RESX.
15812 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15814 * c-common.c (c_get_ident): New.
15815 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15817 2009-04-01 Ben Elliston <bje@au.ibm.com>
15819 * config/rs6000/sysv4.opt (msdata): Improve option description.
15821 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15823 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15824 (divdf3_internal_lat): Remove.
15825 (divxf3_internal_lat): Remove.
15826 (divxf3_internal_thr): Remove.
15827 (divxf): Use divxf3_internal.
15828 * config/ia64/div.md (divsf3_internal_lat): New.
15829 (divdf3_internal_lat): New.
15830 (divxf3_internal): New.
15832 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15835 * Makefile.in (USE_GCC_STDINT): Define.
15836 (stmp-int-hdrs): Install stdint.h if applicable.
15837 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15839 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15840 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15841 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15842 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15843 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15844 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15845 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15846 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15847 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15848 (c_common_nodes_and_builtins): Initialize
15849 underlying_wchar_type_node. Do not initialize
15850 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15851 nodes for new types.
15852 (c_stddef_cpp_builtins): Define macros for new types.
15853 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15855 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15856 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15857 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15858 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15859 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15860 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15861 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15862 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15863 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15864 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15865 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15866 int16_type_node, int32_type_node, int64_type_node,
15867 uint8_type_node, uint16_type_node, c_uint32_type_node,
15868 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15869 int_least32_type_node, int_least64_type_node,
15870 uint_least8_type_node, uint_least16_type_node,
15871 uint_least32_type_node, uint_least64_type_node,
15872 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15873 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15874 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15875 uintptr_type_node): Define.
15876 * c-cppbuiltin.c (builtin_define_constants,
15877 builtin_define_type_minmax): New.
15878 (builtin_define_stdint_macros): Define more macros.
15879 (c_cpp_builtins): Define more limit macros.
15880 (type_suffix): New.
15881 (builtin_define_type_max): Define in terms of
15882 builtin_define_type_minmax. Remove is_long parameter. All
15884 * config.gcc (use_gcc_stdint): Define.
15885 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15886 Add newlib-stdint.h for generic targets.
15887 * config/glibc-stdint.h, config/newlib-stdint.h,
15888 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15889 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15890 * config/score/score.h (UINTPTR_TYPE): Define.
15891 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15892 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15893 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15894 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15895 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15896 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15897 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15898 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15899 * config/spu/spu.h (STDINT_LONG32): Define.
15900 * configure.ac (use_gcc_stdint): Substitute.
15901 * configure: Regenerate.
15902 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15903 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15904 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15905 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15906 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15907 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15908 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15909 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15910 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15911 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15912 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15913 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15914 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15915 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15916 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15917 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15918 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15919 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15920 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15921 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15922 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15923 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15924 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15925 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15926 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15927 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15928 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15929 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15930 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15932 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15934 * loop-iv.c (suitable_set_for_replacement): Renamed from
15935 simplify_using_assignment; changed to return bool and to accept new
15936 args DEST and SRC. Return true iff we find a source/destination pair
15937 that can be used to make a replacement, and fill SRC and DEST if so.
15938 Remove arg ALTERED. Don't deal with altered regs here. All callers
15940 (simplify_using_initial_values): Deal with altered regs here and track
15941 more precisely the effect they have on the validity of our expression.
15943 * loop-iv.c (simplify_using_condition): A condition of the form
15944 (EQ REG CONST) can be used to simply make a substitution.
15945 (simplify_using_initial_values): Keep track of conditions we have seen
15946 and keep using them to simplify new expressions, while applying the
15947 same substitutions to them as to the expression.
15949 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15950 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15953 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15954 changed. Use this when trying to improve the upper bound.
15955 Generate the comparison by using simplify_gen_relational.
15957 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15959 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15961 (simplify_using_assignment, simplify_using_initial_values): Call
15962 replace_in_expr to make replacements. Call replace_single_def_regs
15963 once on the initial version of the expression.
15965 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15968 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15970 2009-03-31 Richard Guenther <rguenther@suse.de>
15972 PR middle-end/31029
15973 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15974 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15976 2009-03-31 Richard Guenther <rguenther@suse.de>
15978 * tree.h (div_if_zero_remainder): Declare.
15979 * fold-const.c (div_if_zero_remainder): Export.
15980 * tree-ssa-forwprop.c
15981 (forward_propagate_addr_into_variable_array_index): Handle
15982 constant array index addition outside of the variable index.
15984 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15987 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15988 define_splits, floatunssi<mode>2): Require x87 conversions from
15989 DImode to be permitted.
15991 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15993 PR preprocessor/15638
15994 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15996 2009-03-31 Richard Guenther <rguenther@suse.de>
15998 PR middle-end/23401
15999 PR middle-end/27810
16000 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16001 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16002 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16003 a separate statement.
16004 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16005 (lookup_tmp_var): Likewise.
16006 (is_gimple_formal_tmp_or_call_rhs): Remove.
16007 (is_gimple_reg_or_call_rhs): Rename to ...
16008 (is_gimple_reg_rhs_or_call): ... this.
16009 (is_gimple_mem_or_call_rhs): Rename to ...
16010 (is_gimple_mem_rhs_or_call): ... this.
16011 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16012 DECL_GIMPLE_REG_P only if is_formal is true.
16013 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16014 for non-proper post-modify expression gimplification.
16015 (gimplify_self_mod_expr): For post-modify expressions gimplify
16016 the lvalue to a minimal lvalue.
16017 (rhs_predicate_for): Remove formal temp case.
16018 (gimplify_modify_expr_rhs): Likewise.
16019 (gimplify_addr_expr): Use is_gimple_reg.
16020 (gimplify_expr): Remove formal temp cases.
16021 (gimple_regimplify_operands): Likewise.
16022 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16023 and FILTER_EXPR like constants.
16024 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16026 (is_gimple_formal_tmp_rhs): Remove.
16027 (is_gimple_reg_rhs): Remove special casing.
16028 (is_gimple_mem_rhs): Fix.
16029 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16030 (is_gimple_formal_tmp_var): Remove.
16031 (is_gimple_formal_tmp_reg): Likewise.
16032 (is_gimple_min_lval): Allow invariant component ref parts.
16033 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16034 is_gimple_formal_tmp_reg): Remove declarations.
16035 * tree-cfg.c (verify_expr): Verify that variables with address
16036 taken do not have DECL_GIMPLE_REG_P set.
16037 * tree-mudflap.c (mf_build_check_statement_for): Use
16038 force_gimple_operand instead of gimplify_expr.
16040 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16042 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16043 schedulable rows to compute_split_row.
16045 2009-03-31 Ben Elliston <bje@au.ibm.com>
16048 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16051 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16053 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16054 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16055 * configure: Regenerate.
16056 * config.in: Regenerate.
16057 * config/rs6000/rs6000.opt (mtls-markers): Add.
16058 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16059 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16060 (tls_ld_aix, tls_ld_sysv): Likewise.
16061 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16062 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16064 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16066 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16068 2009-03-30 Jan Hubicka <jh@suse.cz>
16070 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16072 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16073 detection and label handling.
16075 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16077 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16078 left_conflicts_size.
16079 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16080 ALLOCNO_LEFT_CONFLICTS_SIZE.
16082 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16083 remove_allocno_from_bucket_and_push,
16084 allocno_spill_priority_compare, push_allocnos_to_stack,
16085 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16086 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16087 (setup_allocno_left_conflicts_num): Ditto. Rename to
16088 setup_allocno_left_conflicts_size.
16089 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16090 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16091 setup_allocno_left_conflicts_size instead of
16092 setup_allocno_left_conflicts_num.
16094 * ira-build.c (ira_create_allocno): Use
16095 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16096 ALLOCNO_LEFT_CONFLICTS_NUM.
16098 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16100 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16101 instead of DF_LR_OUT.
16103 * ira-lives.c (process_bb_node_lives): Ditto.
16105 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16106 instead of DF_LR_{OUT,IN}.
16108 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16110 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16112 2009-03-30 Jan Hubicka <jh@suse.cz>
16114 * except.c (label_to_region_map): Fix thinko.
16116 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16118 PR middle-end/38237
16119 * tree.h (tree_find_value): New declaration.
16120 * tree.c (tree_find_value): New function.
16121 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16123 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16126 * c-decl.c (struct c_binding): Add locus field.
16127 (bind): Add locus argument, set locus field from it.
16128 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16129 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16130 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16131 implicitly_declare, undeclared_variable, lookup_label,
16132 declare_label, c_make_fname_decl, c_builtin_function,
16133 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16136 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16139 * config/i386/i386.c (classify_argument): Check total size of
16142 2009-03-30 Martin Jambor <mjambor@suse.cz>
16144 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16145 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16146 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16149 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16150 seen_variable_array_ref while also traversing a union.
16152 * tree-inline.c (optimize_inline_calls): Do not call
16153 cgraph_node_remove_callees.
16154 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16155 (pass_remove_cgraph_callee_edges): New variable.
16156 * passes.c (init_optimization_passes): Add
16157 pass_remove_cgraph_callee_edges after early inlining and before all
16158 late intraprocedural passes.
16160 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16162 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16164 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16165 Fix typos in names.
16167 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16169 * combine.c (simplify_comparison): Use have_insn_for.
16170 * dojump.c (do_jump): Likewise.
16172 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16174 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16175 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16176 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16177 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16178 instead of sparc_compare_emitted.
16179 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16180 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16181 instead of sparc_compare_emitted.
16183 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16185 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16186 enter/exit cfglayout mode.
16187 (pass_partition_block): Require it.
16188 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16189 (combine_instructions): Track basic blocks instead of labels.
16190 (update_cfg_for_uncondjump): New.
16191 (try_combine): Use it. Update jumps after rescanning.
16192 (pass_combine): Require PROP_cfglayout.
16193 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16195 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16197 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16198 Provide/destroy PROP_cfglayout respectively.
16199 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16200 * tree-pass.h (PROP_cfglayout): New.
16202 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16204 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16205 fold_convert_const_fixed_from_fixed,
16206 fold_convert_const_fixed_from_int,
16207 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16208 set TREE_CONSTANT_OVERFLOW.
16209 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16210 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16212 2009-03-30 Ira Rosen <irar@il.ibm.com>
16214 * tree-vect-loop-manip.c: New file.
16215 * tree-vectorizer.c: Update documentation and included files.
16216 (vect_loop_location): Make extern.
16217 (rename_use_op): Move to tree-vect-loop-manip.c
16218 (rename_variables_in_bb, rename_variables_in_loop,
16219 slpeel_update_phis_for_duplicate_loop,
16220 slpeel_update_phi_nodes_for_guard1,
16221 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16222 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16223 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16224 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16225 find_loop_location): Likewise.
16226 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16227 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16228 get_vectype_for_scalar_type, vect_is_simple_use,
16229 supportable_widening_operation, supportable_narrowing_operation):
16231 (bb_in_loop_p): Move to tree-vect-loop.c.
16232 (new_loop_vec_info, destroy_loop_vec_info,
16233 reduction_code_for_scalar_code, report_vect_op,
16234 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16235 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16236 (vect_supportable_dr_alignment): Likewise.
16237 * tree-vectorizer.h (tree-data-ref.h): Include.
16238 (vect_loop_location): Declare.
16239 Reorganize function declarations according to the new file structure.
16240 * tree-vect-loop.c: New file.
16241 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16242 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16243 * tree-vect-data-refs.c: New file.
16244 * tree-vect-patterns.c (timevar.h): Don't include.
16245 * tree-vect-stmts.c: New file.
16246 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16247 tree-vect-slp.c, tree-vect-loop.c.
16248 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16249 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16250 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16251 (tree-vect-analyze.o): Remove.
16252 (tree-vect-transform.o): Likewise.
16253 (tree-vect-data-refs.o): Add rule.
16254 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16255 tree-vect-slp.o): Likewise.
16256 (tree-vect-patterns.o): Remove redundant dependencies.
16257 (tree-vectorizer.o): Likewise.
16258 * tree-vect-slp.c: New file.
16260 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16262 * optc-gen.awk: Warn if an option flag has multiple different
16265 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16267 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16268 -floop-block): Document dependences on PPL, CLooG and Graphite.
16270 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16272 PR rtl-optimization/323
16273 * c-common.c (c_fully_fold, convert_and_check,
16274 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16275 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16276 * c-common.def (EXCESS_PRECISION_EXPR): New.
16277 * c-cppbuiltin.c (builtin_define_float_constants): Define
16278 constants with enough digits for long double.
16279 * c-lex.c (interpret_float): Interpret constant with excess
16280 precision where appropriate.
16281 * c-opts.c (c_common_post_options): Set
16282 flag_excess_precision_cmdline. Give an error for
16283 -fexcess-precision=standard for C++ for processors where the
16284 option is significant.
16285 * c-parser.c (c_parser_conditional_expression): Handle excess
16286 precision in condition.
16287 * c-typeck.c (convert_arguments): Handle arguments with excess
16289 (build_unary_op): Move excess precision outside operation.
16290 (build_conditional_expr): Likewise.
16291 (build_compound_expr): Likewise.
16292 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16293 (build_modify_expr): Handle excess precision in RHS.
16294 (convert_for_assignment): Handle excess precision in converted
16296 (digest_init, output_init_element, process_init_element): Handle
16297 excess precision in initializer.
16298 (c_finish_return): Handle excess precision in return value.
16299 (build_binary_op): Handle excess precision in operands and add
16300 excess precision as needed for operation.
16301 * common.opt (-fexcess-precision=): New option.
16302 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16303 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16304 For standard excess precision, output explicit conversion to and
16305 truncation from XFmode.
16306 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16307 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16308 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16309 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16310 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16311 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16312 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16313 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16314 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16315 define_splits, sqrt<mode>2): Disable where appropriate for
16316 standard excess precision.
16317 * convert.c (convert_to_real): Do not shorten arithmetic to type
16318 for which excess precision would be used.
16319 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16320 * doc/invoke.texi (-fexcess-precision=): Document option.
16321 (-mfpmath=): Correct index entry.
16322 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16323 flag_excess_precision): New.
16324 * langhooks.c (lhd_post_options): Set
16325 flag_excess_precision_cmdline.
16326 * opts.c (common_handle_option): Handle -fexcess-precision=.
16327 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16328 init_excess_precision): New.
16329 (lang_dependent_init_target): Call init_excess_precision.
16330 * tree.c (excess_precision_type): New.
16331 * tree.h (excess_precision_type): Declare.
16333 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16336 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16337 non-lvalue to component.
16339 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16341 PR preprocessor/34695
16342 * Makefile.in (c-opts.o): Depend on c-tree.h.
16343 * c-common.c: Move down include of diagnostic.h.
16344 (done_lexing, c_cpp_error): New.
16345 * c-common.h (done_lexing): Declare.
16346 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16348 * c-opts.c: Include c-tree.h.
16349 (c_common_init_options): Set preprocessor error callback.
16350 (c_common_handle_option): Do not set preprocessor
16351 inhibit_warnings, warnings_are_errors, warn_system_headers,
16352 pedantic_errors or inhibit_warnings flags.
16353 (c_common_post_options): Do not check cpp_errors (parse_in).
16354 (c_common_finish): Do not output dependencies if there were
16355 errors. Do not check return value of cpp_finish.
16356 * c-ppoutput.c (pp_file_change): Set input_location.
16357 * c-tree.h (c_cpp_error): Declare.
16358 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16360 (diagnostic_build_prefix): Check override_column.
16361 * diagnostic.h (diagnostic_info): Add override_column field.
16362 (diagnostic_override_column): Define.
16364 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16366 * c-common.c (c_expand_expr, c_staticp): Remove.
16367 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16368 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16369 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16370 * c-gimplify.c (gimplify_compound_literal_expr,
16371 optimize_compound_literals_in_ctor): Remove.
16372 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16373 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16374 * c-semantics.c (emit_local_var): Remove.
16376 * langhooks-def.h (lhd_expand_expr): Remove.
16377 * langhooks.c (lhd_expand_expr): Remove.
16378 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16380 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16381 handling from c-semantics.c; don't call into langhook.
16382 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16383 * gimplify.c (gimplify_compound_literal_expr,
16384 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16385 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16386 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16387 as was done in c-gimplify.c.
16388 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16389 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16390 Move from c-common.h.
16391 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16393 * tree.c (staticp): Do not call langhook.
16394 * langhooks.c (lhd_staticp): Delete.
16395 * langhooks-def.h (lhd_staticp): Delete prototype.
16396 (LANG_HOOKS_STATICP): Delete.
16397 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16399 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16400 instead of DECL_STMTs.
16402 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16410 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16412 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16413 contained expression.
16414 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16415 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16416 conditional expressions for C.
16417 (decl_constant_value_for_optimization): Move from
16418 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16419 whether optimizing and that the expression is a VAR_DECL not of
16420 array type instead of doing such checks in the caller. Do not
16421 check pedantic. Call gcc_unreachable for C++.
16422 * c-common.def (C_MAYBE_CONST_EXPR): New.
16423 * c-common.h (c_fully_fold, c_save_expr,
16424 decl_constant_value_for_optimization): New prototypes.
16425 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16426 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16427 EXPR_INT_CONST_OPERANDS): Define.
16428 * c-convert.c (convert): Strip nops from expression.
16429 * c-decl.c (groktypename): Take extra parameters expr and
16430 expr_const_operands. Update call to grokdeclarator.
16431 (start_decl): Update call to grokdeclarator. Add statement for
16432 expressions used in type of decl.
16433 (grokparm): Update call to grokdeclarator.
16434 (push_parm_decl): Update call to grokdeclarator.
16435 (build_compound_literal): Add parameter non_const and build a
16436 C_MAYBE_COSNT_EXPR if applicable.
16437 (grokdeclarator): Take extra parameters expr and
16438 expr_const_operands. Track expressions used in declaration
16439 specifiers and declarators. Fold array sizes and track whether
16440 they are constant expressions and whether they are integer
16441 constant expressions.
16442 (parser_xref_tag): Set expr and expr_const_operands fields in
16444 (grokfield): Update call to grokdeclarator.
16445 (start_function): Update call to grokdeclarator.
16446 (build_null_declspecs): Set expr and expr_const_operands fields in
16448 (declspecs_add_type): Handle expressions in typeof specifiers.
16449 * c-parser.c (c_parser_declspecs): Set expr and
16450 expr_const_operands fields for declaration specifiers.
16451 (c_parser_enum_specifier): Likewise.
16452 (c_parser_struct_or_union_specifier): Likewise.
16453 (c_parser_typeof_specifier): Likewise. Update call to
16454 groktypename. Fold expression as needed. Return expressions with
16455 type instead of adding statements.
16456 (c_parser_attributes): Update calls to c_parser_expr_list.
16457 (c_parser_statement_after_labels): Fold expression before passing
16458 to objc_build_throw_stmt.
16459 (c_parser_condition): Fold expression.
16460 (c_parser_asm_operands): Fold expression.
16461 (c_parser_conditional_expression): Use c_save_expr. Update call
16462 to build_conditional_expr.
16463 (c_parser_alignof_expression): Update call to groktypename.
16464 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16465 original_code. Fold expression argument of va_arg. Create
16466 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16467 argument to va_arg. Update calls to groktypename. Fold array
16468 index for offsetof. Verify that first argument to
16469 __builtin_choose_expr has integer type.
16470 (c_parser_postfix_expression_after_paren_type): Update calls to
16471 groktypename and build_compound_literal. Handle expressions with
16472 side effects in type name.
16473 (c_parser_postfix_expression_after_primary): Update call to
16474 c_parser_expr_list. Set original_code for calls to
16475 __builtin_constant_p.
16476 (c_parser_expr_list): Take extra parameter fold_p. Fold
16477 expressions if requested.
16478 (c_parser_objc_type_name): Update call to groktypename.
16479 (c_parser_objc_synchronized_statement): Fold expression.
16480 (c_parser_objc_receiver): Fold expression.
16481 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16482 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16483 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16484 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16485 (struct c_typespec): Add elements expr and expr_const_operands.
16486 (struct c_declspecs): Add elements expr and expr_const_operands.
16487 (groktypename, build_conditional_expr, build_compound_literal):
16489 (in_late_binary_op): Declare.
16490 * c-typeck.c (note_integer_operands): New function.
16491 (in_late_binary_op): New variable.
16492 (decl_constant_value_for_broken_optimization): Move to c-common.c
16493 and rename to decl_constant_value_for_optimization.
16494 (default_function_array_conversion): Do not strip nops.
16495 (default_conversion): Do not call
16496 decl_constant_value_for_broken_optimization.
16497 (build_array_ref): Do not fold result.
16498 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16499 result when operand is a VLA.
16500 (c_expr_sizeof_type): Update call to groktypename. Handle
16501 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16502 result when operand names a VLA type.
16503 (build_function_call): Update call to build_compound_literal.
16504 Only fold result for calls to __builtin_* functions. Strip
16505 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16506 the function designator.
16507 (convert_arguments): Fold arguments. Update call to
16508 convert_for_assignment.
16509 (build_unary_op): Handle increment and decrement of
16510 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16511 decrement earlier. Fold operand of increment and decrement.
16512 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16513 built for integer operand. Wrap returns that are INTEGER_CSTs
16514 without being integer constant expressions or that have integer
16515 constant operands without being INTEGER_CSTs.
16516 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16517 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16518 result is an integer constant expression or can be used in
16519 unevaluated parts of one and avoid folding and wrap as
16520 appropriate. Fold operands before possibly doing -Wsign-compare
16522 (build_compound_expr): Wrap result for C99 if operands can be used
16523 in integer constant expressions.
16524 (build_c_cast): Update call to digest_init. Do not ignore
16525 overflow from casting floating-point constants to integers. Wrap
16526 results that could be confused with integer constant expressions,
16527 null pointer constants or floating-point constants.
16528 (c_cast_expr): Update call to groktypename. Handle expressions
16529 included in type name.
16530 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16531 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16532 Update calls to convert_for_assignment.
16533 (convert_for_assignment): Take new parameter
16534 null_pointer_constant. Do not strip nops or call
16535 decl_constant_value_for_broken_optimization. Set
16536 in_late_binary_op for conversions to boolean.
16537 (store_init_value): Update call to digest_init.
16538 (digest_init): Take new parameter null_pointer_constant. Do not
16539 call decl_constant_value_for_broken_optimization. pedwarn for
16540 initializers not constant expressions. Update calls to
16541 convert_for_assignment.
16542 (constructor_nonconst): New.
16543 (struct constructor_stack): Add nonconst element.
16544 (really_start_incremental_init, push_init_level, pop_init_level):
16545 Handle constructor_nonconst and nonconst element.
16546 (set_init_index): Call constant_expression_warning for array
16548 (output_init_element): Fold value. Set constructor_nonconst as
16549 applicable. pedwarn for initializers not constant expressions.
16550 Update call to digest_init. Call constant_expression_warning
16551 where constant initializers are required.
16552 (process_init_element): Use c_save_expr.
16553 (c_finish_goto_ptr): Fold expression.
16554 (c_finish_return): Fold return value. Update call to
16555 convert_for_assignment.
16556 (c_start_case): Fold switch expression.
16557 (c_process_expr_stmt): Fold expression.
16558 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16559 ensure statement expression is not evaluated in constant expression.
16560 (build_binary_op): Track whether results are integer constant
16561 expressions or may occur in such, disable folding and wrap results
16562 as applicable. Fold operands for -Wsign-compare warnings unless
16564 (c_objc_common_truthvalue_conversion): Handle results folded to
16565 integer constants that are not integer constant expressions.
16566 * doc/extend.texi: Document when typeof operands are evaluated,
16567 that condition of __builtin_choose_expr is an integer constant
16568 expression, and more about use of __builtin_constant_p in
16571 2009-03-29 Richard Guenther <rguenther@suse.de>
16573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16574 propagate addresses of array references.
16576 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16578 * regmove.c (perhaps_ends_bb_p): Remove.
16579 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16580 from INSN and check that the main loop stays within that basic block.
16581 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16582 (regmove_forward_pass): Split out from regmove_optimize. Use
16583 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16584 (regmove_backward_pass): Split out from regmove_optimize. Use
16585 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16586 (regmove_optimize): Simplify.
16588 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16591 * config/i386/i386.c (classify_argument): Ignore flexible array
16592 member in struct and warn ABI change.
16594 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16596 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16598 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16599 (ix86_adjust_cost): Updated.
16601 2009-03-29 Jan Hubicka <jh@suse.cz>
16603 PR middle-end/28850
16604 * tree-pass.h (pass_cleanup_eh): New function.
16605 (remove_unreachable_regions): Break code handling RTL
16606 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16607 that can not be reached by runtime.
16608 (can_be_reached_by_runtime): New function.
16609 (label_to_region_map): New function.
16610 (num_eh_regions): New function.
16611 (rtl_remove_unreachable_regions): New function.
16612 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16613 (remove_eh_region): New function.
16614 * except.h: Include sbitmap and vecprim.
16615 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16616 num_eh_regions): Declare.
16617 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16618 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16619 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16620 (tree_empty_eh_handler_p): New function.
16621 (cleanup_empty_eh): New function.
16622 (cleanup_eh): New function.
16623 (pass_cleanup_eh): New function.
16625 2009-03-29 Jan Hubicka <jh@suse.cz>
16627 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16628 for removed regions.
16630 2009-03-29 Jan Hubicka <jh@suse.cz>
16632 * except.c (dump_eh_tree): Dump all datastructures.
16634 2009-03-29 Jan Hubicka <jh@suse.cz>
16636 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16637 (duplicate_eh_regions_1): Likewise.
16638 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16639 vector; call EH verification.
16640 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16641 Be ready for region being removed.
16643 2009-03-29 Jan Hubicka <jh@suse.cz>
16645 * bitmap.c (bitmap_last_set_bit): New function.
16646 * bitmap.h (bitmap_last_set_bit): Declare.
16648 2009-03-29 David Ayers <ayers@fsfe.org>
16651 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16652 by calling objc_compare_types and surpress warnings about
16653 incompatible C pointers that are compatible ObjC pointers.
16655 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16657 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16658 call initialize_inline_failed.
16659 (initialize_inline_failed): Move it from here ...
16660 * cgraph.c (initialize_inline_failed): ... to here.
16661 (cgraph_create_edge): Call initialize_inline_failed rather than
16662 setting inline_failed directly.
16664 2009-03-29 Ben Elliston <bje@au.ibm.com>
16667 * sysv4.opt (msdata): Improve comment.
16668 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16669 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16671 2009-03-29 Ben Elliston <bje@au.ibm.com>
16674 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16675 load and store attributes.
16677 2009-03-29 Ben Elliston <bje@au.ibm.com>
16679 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16680 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16681 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16682 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16683 __builtin_infq and __builtin_huge_valq.
16685 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16687 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16689 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16690 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16692 2009-03-28 Xinliang David Li <davidxl@google.com>
16694 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16695 (do_dbg_cnt): New function.
16697 2009-03-28 Jan Hubicka <jh@suse.cz>
16699 Merge from pretty-ipa:
16701 2009-03-27 Jan Hubicka <jh@suse.cz>
16703 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16704 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16705 * passes.c (function_called_by_processed_nodes_p): New.
16706 * ipa-pure-const.c (check_call): Fix handling of operands.
16707 (analyze_function): Dump debug output for skipped bodies.
16708 (local_pure_const): Use function_called_by_processed_nodes_p.
16709 * dwarf2out.c (reference_to_unused): Use output.
16710 * passes.c (do_per_function_toporder): Likewise.
16712 2008-11-12 Jan Hubicka <jh@suse.cz>
16714 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16715 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16716 state_set_in_source enum
16717 (check_decl): Ignore memory tags; do not set fake looping flags;
16719 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16720 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16721 (check_call, analyze_function): Rewrite.
16723 (add_new_function): Update call of analyze_function.
16724 (generate_summary): Add call of analyze_function.
16725 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16726 (local_pure_const): New function.
16727 (pass_local_pure_const): New pass.
16728 * ipa-inline.c (inline_transform): Set after_inlining.
16729 * tree-eh.c (stmt_can_throw_external): New.
16730 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16731 work with aliasing built.
16732 * tree-flow.h (stmt_can_throw_external): New.
16733 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16734 and local pure/const pass in early and late optimization queue.
16736 2009-03-28 Martin Jambor <mjambor@suse.cz>
16738 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16740 (fold_binary): Allow function decl aligment consideration is the
16741 second argument is integer constant one.
16742 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16743 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16744 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16746 2009-03-28 Jan Hubicka <jh@suse.cz>
16748 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16749 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16750 * function.h (rtl_data): Add nothrow flag.
16751 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16752 set DECL_NOTHROW for AVAILABLE functions.
16754 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16756 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16757 following vector keyword has expansion starting with pixel or bool
16758 keyword, expand vector to __vector and pixel or bool to __pixel or
16762 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16763 warn_if_disallowed_function_p): Removed.
16764 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16765 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16766 warning_if_disallowed_function_p.
16767 * flags.h (warn_if_disallowed_function_p,
16768 warn_disallowed_functions): Removed.
16769 * common.opt (Wdisallowed-function-list=): Removed.
16770 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16772 2009-03-28 Richard Guenther <rguenther@suse.de>
16774 PR tree-optimization/38723
16775 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16778 2009-03-28 Jan Hubicka <jh@suse.cz>
16780 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16781 test introduced by my previous patch.
16783 2009-03-28 Richard Guenther <rguenther@suse.de>
16785 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16786 the PHIs value undefined.
16788 2009-03-28 Jan Hubicka <jh@suse.cz>
16790 * tree-pass.h (pass_fixup_cfg): New pass.
16791 * ipa-inline.c (inline_transform): Set
16792 always_inline_functions_inlined/after_inlining.
16793 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16794 (pass_fixup_cfg): New pass.
16795 * passes.c (init_optimization_passes): Add fixup_cfg.
16797 2009-03-28 Richard Guenther <rguenther@suse.de>
16799 PR tree-optimization/38458
16800 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16801 argument use the arguments copy-of value.
16803 2009-03-28 Richard Guenther <rguenther@suse.de>
16805 PR tree-optimization/38180
16806 * tree-ssa-ccp.c (get_default_value): Simplify.
16807 (likely_value): Likewise.
16808 (surely_varying_stmt_p): Properly handle VOP case.
16809 (ccp_initialize): Likewise.
16810 (ccp_fold): Handle propagating through *&.
16811 (fold_const_aggregate_ref): Also handle decls.
16813 2009-03-28 Jan Hubicka <jh@suse.cz>
16815 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16816 * cgraph.h (cgraph_node): Likewise.
16817 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16818 (cgraph_reset_node): Use process flag.
16819 (cgraph_mark_functions_to_output): Likewise.
16820 (cgraph_expand_function): Likewise.
16821 (cgraph_expand_all_functions): Likewise.
16822 (cgraph_output_in_order): Likewise.
16823 * dwarf2out.c (reference_to_unused): Likewise.
16824 * passes.c do_per_function_toporder): Likewise.
16826 2009-03-28 Jan Hubicka <jh@suse.cz>
16828 Bring from lto-branch:
16830 2008-09-03 Doug Kwan <dougkwan@google.com>
16832 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16833 enums instead of reason strings.
16834 * cgraph.c (cgraph_create_edge): Same.
16835 (cgraph_inline_failed_string): New function.
16836 * cgraph.h (cgraph_inline_failed_t): New enum type.
16837 (cgraph_inline_failed_string): New prototype.
16838 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16839 char pointer to cgraph_inline_failed_t.
16840 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16841 (cgraph_default_inline_p): Ditto.
16842 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16843 to cgraph_inline_failed_t pointer.
16844 * cif-code.def: New file.
16845 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16847 (cgraph_check_inline_limits): Change type of REASON to pointer to
16848 cgraph_inline_failed_t. Replace reason strings with enums.
16849 (cgraph_default_inline_p): Ditto.
16850 (cgraph_recursive_inlining_p): Ditto.
16851 (update_caller_keys): Change type of FAILED_REASON to
16852 cgraph_inline_failed_t.
16853 (cgraph_set_inline_failed): Change type of REASON to pointer to
16854 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16855 convert enums to strings for text output.
16856 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16857 to be of type cgraph_inline_failed_t. Replace reason strings with
16858 enums. Call cgraph_inline_failed_string to covert enums
16859 to strings for text output.
16860 (cgraph_decide_inlining): Replace reason strings with enums.
16861 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16862 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16864 * tree-inline.c (expand_call_inline): Change type of REASON
16865 to cgraph_inline_failed_t. Replace reason strings with enums.
16866 Call cgraph_inline_failed_string for text output.
16867 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16870 2009-03-28 Jan Hubicka <jh@suse.cz>
16872 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16873 cgraph_clone_node): Remove master clone handling.
16874 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16875 * cgraph.h (master_clone): Remove.
16876 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16877 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16878 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16880 2009-03-28 Jan Hubicka <jh@suse.cz>
16882 * cgraph.c (cgraph_function_body_availability): Functions declared
16883 inline are always safe to assume that it is not going to be replaced.
16885 2009-03-28 Richard Guenther <rguenther@suse.de>
16887 PR tree-optimization/38513
16888 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16889 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16890 EXC_PTR_EXPR and FILTER_EXPR.
16891 (get_ref_from_reference_ops): Likewise.
16893 2009-03-28 Richard Guenther <rguenther@suse.de>
16895 PR tree-optimization/38968
16896 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16897 Use FLOOR_MOD_EXPR to compute misalignment.
16899 2009-03-28 Richard Guenther <rguenther@suse.de>
16901 PR tree-optimization/37795
16902 * tree.h (combine_comparisons): Declare.
16903 * fold-const.c (combine_comparisons): Export.
16904 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16906 (ifcombine_iforif): Use combine_comparisons.
16908 2009-03-28 Jan Hubicka <jh@suse.cz>
16910 * tree-eh.c (inlinable_call_p): New function.
16911 (make_eh_edges): Use it.
16912 (verify_eh_edges): Use it.
16913 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16914 * except.c (reachable_next_level): Add inlinable_function argument
16915 (sjlj_find_directly_reachable_regions): Update.
16916 (add_reachable_handler): Do not set saw_any_handlers.
16917 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16918 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16919 Add new inlinable call parameter.
16920 (can_throw_internal, can_throw_external): Update.
16921 * except.h (can_throw_internal_1, can_throw_external_1,
16922 foreach_reachable_handler): Update declaration.
16924 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16926 * config/arm/t-arm-coff, config/h8300/coff.h,
16927 config/i386/i386-aout.h, config/i386/i386-coff.h,
16928 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16929 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16930 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16931 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16932 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16933 sys-types.h: Remove.
16934 * Makefile.in: Remove protoize and fixproto support and references
16936 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16937 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16939 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16940 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16941 unprotoize$(exeext).
16942 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16943 (.PHONY): Don't depend on proto.
16944 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16945 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16946 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16947 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16948 build/gen-protos.o, build/scan.o, xsys-protos.h,
16949 build/fix-header$(build_exeext), build/fix-header.o,
16950 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16951 stmp-install-fixproto): Remove.
16952 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16953 SYSCALLS.c or fixproto files.
16954 (install-common): Don't install protoize.
16955 (install-headers-tar, install-headers-cpio, install-headers-cp):
16956 Don't depend on $(STMP_FIXPROTO).
16957 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16958 install fixproto files or write out fixproto settings.
16959 (uninstall): Don't uninstall protoize.
16960 * config.gcc (use_fixproto): Remove.
16961 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16962 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16963 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16964 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16965 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16966 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16967 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16968 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16969 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16970 * config/t-vxworks (STMP_FIXPROTO): Remove.
16971 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16972 STMP_FIXPROTO): Remove.
16973 * config.in, configure: Regenerate.
16974 * crtstuff.c (gid_t, uid_t): Don't undefine.
16975 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16976 (arm-*-coff, arm-*-aout: Remove target entries.
16977 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16978 Remove mention of AIX 4.1.
16979 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16980 * doc/invoke.texi (Running Protoize): Remove.
16981 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16982 (Protoize Caveats): Remove.
16983 * tsystem.h: Update comments on headers assumed to exist.
16985 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16987 * genautomata.c: Add a new year to the copyright. Add a new
16989 (struct insn_reserv_decl): Add comments for member bypass_list.
16990 (find_bypass): Remove.
16991 (insert_bypass): New.
16992 (process_decls): Use insert_bypass.
16993 (output_internal_insn_latency_func): Output all bypasses with the
16994 same input insn in one switch case.
16996 * rtl.def (define_bypass): Describe bypass choice.
16997 * doc/md.texi (define_bypass): Ditto.
16999 2009-03-27 Richard Guenther <rguenther@suse.de>
17001 * gimplify.c (mark_addressable): Export.
17002 * tree-flow.h (mark_addressable): Declare.
17003 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17004 * tree-ssa.c (verify_phi_args): Verify that address taken
17005 variables have TREE_ADDRESSABLE set.
17007 2009-03-27 Richard Guenther <rguenther@suse.de>
17009 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17010 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17011 Do not mark decls TREE_ADDRESSABLE.
17012 (build_fold_addr_expr): Adjust.
17013 (fold_addr_expr): Remove.
17014 (fold_unary): Use build_fold_addr_expr.
17015 (fold_comparison): Likewise.
17016 (split_address_to_core_and_offset): Likewise.
17017 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17019 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17020 (gimplify_modify_expr_to_memcpy): Mark source and destination
17022 * omp-low.c (create_omp_child_function): Mark the object decl
17024 (lower_rec_input_clauses): Mark the var we take the address of
17026 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17030 PR middle-end/39315
17031 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17032 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17034 2009-03-27 Richard Guenther <rguenther@suse.de>
17036 PR tree-optimization/39120
17037 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17039 (handle_lhs_call): Process return constraints. Add escape
17040 constraints if necessary.
17041 (handle_const_call): Fill out return constraints. Make nested
17042 case more precise. Avoid consttmp if possible.
17043 (handle_pure_call): Fill out return constraints. Avoid
17044 callused if possible.
17045 (find_func_aliases): Simplify call handling.
17047 2009-03-27 Richard Guenther <rguenther@suse.de>
17049 PR tree-optimization/39120
17050 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17051 as a representative.
17052 (solve_graph): Do propagate CALLUSED.
17053 (handle_pure_call): Use a scalar constraint from CALLUSED for
17055 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17061 * c-common.c (handle_aligned_attribute): Properly check alignment
17062 overflow. Use (1U << i) instead of (1 << i).
17064 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17066 * expr.h (get_mem_align_offset): Updated.
17068 * tree.h (tree_decl_common): Change align to "unsigned int" and
17069 move it before pointer_alias_set.
17071 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17072 Jakub Jelinek <jakub@redhat.com>
17075 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17076 gr_register_operand with gr_reg_or_0_operand.
17077 (cmpxchg_rel_di): Likewise.
17078 (sync_lock_test_and_set<mode>): Likewise.
17080 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17082 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17083 (true_regnum): Likewise.
17085 * rtlanal.c (subreg_info): Moved to ...
17086 * rtl.h (subreg_info): Here. New.
17087 (subreg_get_info): New.
17089 * rtlanal.c (subreg_get_info): Make it extern.
17091 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17094 * config/i386/i386.c (ix86_abi): New.
17095 (override_options): Handle -mabi=.
17096 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17097 (ix86_call_abi_override): Likewise.
17098 (init_cumulative_args): Likewise.
17099 (function_arg_advance): Likewise.
17100 (function_arg_64): Likewise.
17101 (function_arg): Likewise.
17102 (ix86_pass_by_reference): Likewise.
17103 (ix86_function_value_regno_p): Likewise.
17104 (ix86_build_builtin_va_list_abi): Likewise.
17105 (setup_incoming_varargs_64): Likewise.
17106 (is_va_list_char_pointer): Likewise.
17107 (ix86_init_machine_status): Likewise.
17108 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17109 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17110 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17111 (ix86_function_abi): Make it static and return enum calling_abi.
17112 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17114 (ix86_fn_abi_va_list): Updated.
17116 * config/i386/i386.h (ix86_abi): New.
17117 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17118 (CONDITIONAL_REGISTER_USAGE): Likewise.
17119 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17120 (machine_function): Likewise.
17122 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17124 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17125 (STACK_BOUNDARY): Likewise.
17126 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17128 * config/i386/i386.opt (mabi=): New.
17130 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17131 return enum calling_abi.
17132 (ix86_function_type_abi): Likewise.
17133 (ix86_function_abi): Removed.
17135 * doc/invoke.texi: Document -mabi= option for x86.
17137 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17139 * builtins.c (real_dconstp): Delete.
17140 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17142 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17143 Jakub Jelinek <jakub@redhat.com>
17146 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17147 (gen_subprogram_die): When a function is explicit, generate the
17148 DW_AT_explicit attribute.
17149 * langhooks.h (struct lang_hooks_for_decls): Add
17150 function_decl_explicit_p langhook.
17151 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17152 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17154 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17156 * builtins.c (fold_builtin_memory_op): Optimize memmove
17157 into memcpy if we can prove source and destination don't overlap.
17159 * tree-inline.c: Include gt-tree-inline.h.
17160 (clone_fn_id_num): New variable.
17161 (clone_function_name): New function.
17162 (tree_function_versioning): Use it.
17163 * Makefile.in (GTFILES): Add tree-inline.c.
17165 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17167 * BASE-VER: Change to 4.5.0.
17169 2009-03-27 Xinliang David Li <davidxl@google.com>
17171 PR tree-optimization/39557
17172 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17174 2009-03-27 Xinliang David Li <davidxl@google.com>
17176 PR tree-optimization/39548
17177 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17180 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17182 * c-common.c (pointer_int_sum): Use %wd on return from
17185 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17187 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17188 on return from tree_low_cst.
17190 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17193 * ginclude/stdarg.h (va_copy): Define also for
17194 __GXX_EXPERIMENTAL_CXX0X__.
17196 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17199 * builtins.h (c_strlen): Do not warn here.
17200 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17201 * c-common.c (pointer_int_sum): Take an explicit location.
17202 Warn about offsets out of bounds.
17203 * c-common.h (pointer_int_sum): Adjust declaration.
17205 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17207 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17210 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17213 * opts.c (warn_if_disallowed_function_p): Don't assume
17214 get_callee_fndecl must return non-NULL.
17216 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17218 PR rtl-optimization/39522
17219 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17220 when reg_reloaded_valid is set.
17222 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17224 * config/spu/divv2df3.c: New file.
17225 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17226 (DPBIT_FUNCS): Filter out _div_df.
17228 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17230 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17231 a jump insn, count that jump in the distance to the loop start.
17233 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17236 * config/sh/sh.c (calc_live_regs): Fix condition for global
17237 registers except PIC_OFFSET_TABLE_REGNUM.
17239 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17242 * doc/invoke.texi (-mconsole): New.
17244 (-mno-cygwin): New.
17246 (-mnop-fun-dllimport): New.
17250 (sub section "i386 and x86-64 Windows Options"): New.
17252 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17254 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17255 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17257 2009-03-25 Richard Guenther <rguenther@suse.de>
17259 PR middle-end/39497
17260 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17263 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17265 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17266 neither of haifa/selective schedulers are working.
17268 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17270 * doc/invoke.texi (Debugging Options): Fix description of
17271 -fno-merge-debug-strings.
17273 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17275 * config/cris/libgcc.ver: New version-script.
17276 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17278 * configure.ac <GAS features, nop mnemonic>: Add pattern
17279 crisv32-*-* for "nop".
17280 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17281 * configure: Regenerate.
17283 2009-03-24 Ira Rosen <irar@il.ibm.com>
17285 PR tree-optimization/39529
17286 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17287 mark_sym_for_renaming for the tag copied to the new vector
17290 2009-03-24 Arthur Loiret <aloiret@debian.org>
17292 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17293 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17294 EXTRA_SPEC_FUNCTIONS.
17295 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17296 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17297 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17298 -march and -mtune options.
17300 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17302 * config/m68k/t-rtems: Add m5329 multilib.
17304 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17305 Jakub Jelinek <jakub@redhat.com>
17308 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17311 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17314 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17315 instead of c_parser_expression_conv, if original_code isn't one of the
17316 4 allowed comparison codes, fail.
17318 2009-03-23 Richard Guenther <rguenther@suse.de>
17320 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17321 * tree.h (struct tree_type): Likewise.
17322 * reload.h (struct insn_chain): Likewise.
17323 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17324 * function.h (struct function): Likewise.
17325 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17327 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17329 PR tree-optimization/39516
17330 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17332 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17334 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17335 should be set true if BITS_PER_WORD of target is bigger than 32
17337 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17339 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17340 Translate -B-options to -rpath-link. Correct existing
17341 rpath-link and conditionalize on !nostdlib.
17343 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17345 * doc/extend.texi (Function Attributes, Variable Attributes):
17347 * doc/invoke.texi (Debugging Options, Optimize Options)
17348 (i386 and x86-64 Options, MCore Options): Likewise.
17350 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17353 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17354 it for block local namespace aliases.
17355 (gen_decl_die): Pass context_die to gen_namespace_die.
17357 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17360 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17361 minimum or maximum value.
17363 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17365 * reginfo.c (globalize_reg): Recompute derived reg sets.
17367 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17370 * libgcc2.c (mprotect): Do not use signed arguments for
17371 VirtualProtect, use DWORD arguments. Also fix the 'may
17372 be used uninitialized' warning for the np variable.
17374 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17377 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17378 functions using regparm calling conventions when not optimizing.
17379 (ix86_function_sseregparm): Similarly for sseregparm calling
17382 2009-03-19 Li Feng <nemokingdom@gmail.com>
17384 PR middle-end/39500
17385 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17386 dependence if the first conflict is after niter iterations.
17388 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17390 PR middle-end/38609
17391 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17392 functions with dynamic stack-pointer adjustments.
17394 2009-03-19 Ben Elliston <bje@au.ibm.com>
17396 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17397 option; change to -msdata=data.
17399 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17401 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17404 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17407 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17409 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17411 * doc/invoke.texi (Code Gen Options): Expand discussion of
17414 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17416 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17417 * matrix-reorg.c (struct matrix_info): Likewise.
17418 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17419 * rtl.h (struct mem_attrs): Likewise.
17420 * df.h (struct df): Likewise.
17421 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17422 * ira-int.h (struct ira_allocno): Likewise.
17423 * df-scan.c (struct df_collection_rec): Likewise.
17424 * ira.c (struct equivalence): Likewise.
17425 * function.c (struct temp_slot): Likewise.
17426 * cfgloop.h (struct loop): Likewise.
17429 * function.c (use_register_for_decl): When not optimizing, disregard
17430 register keyword for variables with types containing methods.
17432 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17434 PR middle-end/39447
17435 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17436 (is_simple_operand): Call contains_component_ref_p before calling data
17437 reference analysis that would fail on COMPONENT_REFs.
17439 * tree-vrp.c (search_for_addr_array): Fix formatting.
17441 2009-03-18 Richard Guenther <rguenther@suse.de>
17443 * tree-vect-transform.c (vect_loop_versioning): Fold the
17444 generated comparisons.
17445 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17446 (slpeel_tree_peel_loop_to_edge): Likewise.
17448 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17450 PR middle-end/37805
17451 * opts.c (print_specific_help): In addition to `undocumented',
17452 accept `separate' and `joined' flags if passed alone. Describe
17453 output by the first matched one of those.
17454 (common_handle_option): Skip over empty strings.
17455 * gcc.c (display_help): Fix help string for `--help='.
17456 * doc/invoke.texi (Option Summary, Overall Options): With
17457 `--help=', classes and qualifiers can both be repeated, but
17458 only the latter can be negated. One should not pass only
17459 negated qualifiers. Fix markup and examples.
17462 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17463 PR middle-end/37805
17464 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17465 and -fhelp=separate.
17467 2009-03-17 Jing Yu <jingyu@google.com>
17469 PR middle-end/39378
17470 * function.h (struct rtl_data): Move is_thunk from here...
17471 (struct function): ...to here.
17472 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17473 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17475 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17477 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17478 (alpha_output_function_end_prologue): Likewise.
17479 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17480 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17481 (rs6000_output_function_epilogue): Likewise.
17482 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17484 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17487 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17488 from different units in a single alternative.
17489 (*truncdfsf_i387): Ditto.
17490 (*truncxfsf2_mixed): Ditto.
17491 (*truncxfdf2_mixed): Ditto.
17493 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17495 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17496 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17499 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17500 unused non-artificial variables when not optimizing.
17503 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17504 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17505 NAMESPACE_DECL in its DECL_INITIAL.
17507 PR middle-end/39443
17508 * optabs.c (set_user_assembler_libfunc): New function.
17509 * expr.h (set_user_assembler_libfunc): New prototype.
17510 * c-common.c: Include libfuncs.h.
17511 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17512 for memcmp, memset, memcpy, memmove and abort.
17513 * Makefile.in (c-common.o): Depend on libfuncs.h.
17516 * dwarf2out.c (gen_inlined_enumeration_type_die,
17517 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17518 gen_tagged_type_instantiation_die): Removed.
17519 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17522 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17525 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17527 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17528 (check-parallel-%): Ditto.
17529 (check-consistency): Ditto.
17531 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17533 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17534 local variable rhs by NULL_TREE.
17536 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17539 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17541 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17544 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17546 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17549 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17550 for ms->sysv ABI calls only in 64bit mode.
17552 * config/i386/i386.md (untyped_call): Support 32bit.
17554 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17556 * doc/extend.texi: Replace x86_65 with x86_64.
17558 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17560 PR tree-optimization/39455
17561 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17562 mismatches for POINTER_TYPE_P (type).
17563 (number_of_iterations_le): Likewise.
17565 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17567 * config/picochip/picochip.c: Removed profiling support.
17568 * config/picochip/picochip.md: Removed profiling instruction.
17569 * config/picochip/picochip.h: Removed profiling builtin.
17571 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17573 * doc/install.texi (--with-host-libstdcxx): Document.
17575 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17578 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17579 generate a warning if the function name does not begin with
17580 "__vector" and the function has either the 'signal' or 'interrupt'
17581 attribute, from here to ...
17582 (avr_declare_function_name): ...here. New function.
17583 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17584 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17586 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17589 * cse.c (fold_rtx): Don't modify original const_arg1 when
17590 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17591 separate variable instead.
17592 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17593 from out of range shift counts.
17594 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17596 2009-03-13 Catherine Moore <clm@codesourcery.com>
17598 * config/i386/x-mingw32 (host-mingw32.o): Replace
17599 diagnostic.h with $(DIAGNOSTIC_H).
17601 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17604 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17606 * config/i386/sync.md (sync_compare_and_swap<mode>,
17607 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17608 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17610 (sync_double_compare_and_swapdi_pic,
17611 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17612 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17614 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17617 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17619 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17622 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17623 (avx_addsubv4df3): Likewise.
17624 (*avx_addsubv4sf3): Likewise.
17625 (sse3_addsubv4sf3): Likewise.
17627 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17630 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17632 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17635 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17636 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17637 registers for allocnos created from user-defined variables.
17639 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17642 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17643 of non-integer mode as well.
17645 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17647 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17648 for functions for which the parameter types are unknown.
17650 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17653 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17654 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17655 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17656 * config/i386/i386.c (ix86_local_alignment): For
17657 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17658 long long variables on the stack to avoid dynamic realignment.
17659 Allow the first argument to be a decl rather than type.
17660 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17662 2009-03-11 Nick Clifton <nickc@redhat.com>
17665 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17667 Add description to mno-lsim option.
17668 * config/mcore/mcore.h: Remove comment about deprecated m4align
17670 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17671 * doc/invoke.texi: Add description of mno-lsim and
17672 mstack-increment options.
17674 * config/fr30/fr30.opt: Document the -mno-lsim option.
17675 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17676 and -mno-lsim options.
17678 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17680 * fold-const.c (fold_comparison): Only call fold_inf_compare
17681 if the mode supports infinities.
17683 2009-03-11 Jason Merrill <jason@redhat.com>
17686 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17687 end already did. Notice GIMPLE_CALL modifications of the result.
17688 Don't copy debug information from an ignored decl or a decl from
17691 2009-03-10 Richard Guenther <rguenther@suse.de>
17692 Nathan Froyd <froydnj@codesourcery.com>
17694 PR middle-end/37850
17695 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17696 (__divMODE3): Likewise.
17698 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17700 PR tree-optimization/39394
17701 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17702 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17704 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17706 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17707 inline asms for register asm ("") declarations.
17709 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17711 * fold-const.c (fold_unary): Fix comment.
17713 2009-03-07 Jan Hubicka <jh@suse.cz>
17716 * tree-inline.c (setup_one_parameter): Do replacement of const
17717 argument by constant in SSA form.
17719 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17721 PR middle-end/38028
17722 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17723 determine alignment passed to assign_stack_local.
17724 (assign_parms_unsplit_complex): Likewise.
17725 * except.c (sjlj_build_landing_pads): Likewise.
17727 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17729 PR middle-end/39360
17730 * tree-flow.h (add_referenced_var): Return bool instead of void.
17731 * tree-dfa.c (add_referenced_var): Return result of
17732 referenced_var_check_and_insert call.
17733 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17734 of referenced_var_check_and_insert.
17737 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17738 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17739 DIE, don't emit it if abstract origin already has it.
17740 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17741 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17743 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17745 * genpreds.c (needs_variable): Fix parentheses at variable name
17747 (write_tm_constrs_h): Indent generated code.
17749 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17751 * doc/extend.texi (Function Attributes): Add documentation
17752 for isr attributes.
17754 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17757 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17758 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17760 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17762 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17765 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17768 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17769 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17771 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17773 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17774 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17775 constants instead of magic numbers.
17776 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17778 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17779 (x86_64_ms_abi_int_parameter_registers): Ditto.
17780 (x86_64_int_return_registers): Ditto.
17781 (ix86_maybe_switch_abi): Ditto.
17782 (ix86_expand_call): Ditto for clobbered_registers array.
17783 (ix86_hard_regno_mode_ok): Ditto.
17784 (x86_extended_QIreg_mentioned_p): Ditto.
17786 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17788 PR tree-optimization/39349
17789 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17791 * combine.c (gen_lowpart_for_combine): Use omode when generating
17794 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17796 PR rtl-optimization/39235
17797 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17799 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17801 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17803 2009-03-04 Richard Guenther <rguenther@suse.de>
17805 PR tree-optimization/39362
17806 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17807 that occur in abnormal PHIs should be varying.
17809 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17811 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17813 (simple_iv): Take loop as an argument instead of statement.
17814 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17815 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17817 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17819 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17820 * matrix-reorg.c (analyze_transpose): Ditto.
17821 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17822 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17823 * tree-predcom.c (ref_at_iteration): Ditto.
17824 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17826 2009-03-04 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/39358
17829 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17830 escaped_id and callused_id.
17831 (solve_graph): Likewise.
17833 2009-03-04 Richard Guenther <rguenther@suse.de>
17835 PR tree-optimization/39339
17836 * tree-sra.c (try_instantiate_multiple_fields): Make it
17837 no longer ICE on the above.
17839 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17841 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17842 that fits within Pmode.
17844 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17846 PR middle-end/10109
17847 * tm.texi (LIBCALL_VALUE): Update description.
17849 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17851 PR middle-end/34443
17852 * doc/extend.texi (section): Update description.
17854 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17856 PR middle-end/39345
17857 * tree-inline.c (remapped_type): New.
17858 (can_be_nonlocal): Call remapped_type instead of remap_type.
17860 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17863 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17864 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17866 2009-03-03 Richard Guenther <rguenther@suse.de>
17868 PR middle-end/39272
17869 * tree.c (tree_nonartificial_location): New function.
17870 * tree.h (tree_nonartificial_location): Declare.
17871 * builtins.c (expand_builtin_memory_chk): Provide location
17872 of the call location for artificial function pieces.
17873 (maybe_emit_chk_warning): Likewise.
17874 (maybe_emit_sprintf_chk_warning): Likewise.
17875 (maybe_emit_free_warning): Likewise.
17876 * expr.c (expand_expr_real_1): Likewise.
17878 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17880 PR tree-optimization/39343
17881 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17882 COMPONENT_REF t has ARRAY_TYPE.
17884 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17886 PR middle-end/39335
17887 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17888 when the type precision of the induction variable should be
17889 larger than the type precision of nit.
17890 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17891 * graphite.c (graphite_loop_normal_form): Same.
17892 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17894 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17896 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17897 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17898 numbers to describe clobbered registers.
17899 (*call_value_0_rex64_ms_sysv): Ditto.
17900 * config/i386/mmx.md (mmx_emms): Ditto.
17901 (mmx_femms): Ditto.
17903 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17905 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17908 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17910 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17911 (spu_section_type_flags): New function.
17913 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17915 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17916 reg_class_contents of FLOAT_REGS into a temporary.
17918 2009-03-02 Richard Guenther <rguenther@suse.de>
17919 Ira Rosen <irar@il.ibm.com>
17921 PR tree-optimization/39318
17922 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17923 information to the vectorized statement.
17925 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17927 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17928 variable. Use defined names instead of magic constants for REX SSE
17931 2009-03-01 Richard Guenther <rguenther@suse.de>
17933 PR tree-optimization/39331
17934 * omp-low.c (lower_send_shared_vars): Do not receive new
17935 values for the reference of DECL_BY_REFERENCE parms or results.
17937 2009-03-01 Jan Hubicka <jh@suse.cz>
17940 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17941 BLOCK_NONLOCALIZED_VAR): New macros.
17942 (tree_block): Add nonlocalized_vars.
17943 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17944 gen_decl_die): Add origin argument. Allow generation of die with
17945 origin at hand only.
17946 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17947 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17949 (gen_block_die): Fix checking for unused blocks.
17950 (process_scope_var): Break out from .... ; work with origins only.
17951 (decls_for_scope) ... here; process nonlocalized list.
17952 (dwarf2out_ignore_block): Look for nonlocalized vars.
17953 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17955 (dump_scope_block): Dump them.
17956 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17957 (remap_block): Likewise.
17958 (can_be_nonlocal): New predicate.
17959 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17961 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17963 * configure: Regenerate.
17965 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17967 * optc-gen.awk: No need to duplicate option flags twice.
17968 Reuse help texts for duplicate options which do not have any.
17970 * gcc.c (display_help): Document --version.
17972 * gcc.c (main): If print_help_list and verbose_flag, ensure
17973 driver output comes before subprocess output.
17975 * optc-gen.awk: Assign all remaining fields to help string,
17976 space-separated, for multi-line help in *.opt.
17978 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17979 -Wno-pedantic-ms-format is for MinGW targets only.
17981 * doc/options.texi (Option file format): Fix bad indentation,
17982 restoring dropped sentence.
17984 2009-02-28 Jan Hubicka <jh@suse.cz>
17986 * tree-inline.c (tree_function_versioning): Output debug info.
17988 2009-02-28 Jan Hubicka <jh@suse.cz>
17991 * tree-inline.c (setup_one_parameter): Do not copy propagate
17992 arguments when not optimizing.
17994 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17997 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17998 (avx_addsubv4df3): Likewise.
17999 (*avx_addsubv4sf3): Likewise.
18000 (sse3_addsubv4sf3): Likewise.
18001 (*avx_addsubv2df3): Likewise.
18002 (sse3_addsubv2df3): Likewise.
18003 (avx_unpckhps256): Correct item selectors.
18004 (avx_unpcklps256): Likewise.
18005 (avx_unpckhpd256): Likewise.
18006 (avx_unpcklpd256): Likewise.
18008 2009-02-28 Jan Hubicka <jh@suse.cz>
18010 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18012 (copy_arguments_for_versioning): If var is declared don't declare it.
18013 (tree_function_versioning): First setup substitutions and then copy
18016 2009-02-27 Jan Hubicka <jh@suse.cz>
18019 * cgraph.h (varpool_output_debug_info): Remove.
18020 * cgraphunit.c (varpool_output_debug_info): Remove.
18021 * dwarf2out.c (deferred_locations_struct): New struct
18022 (deferred_locations): New type.
18023 (deferred_locations_list): New static var.
18024 (deffer_location): New function.
18025 (gen_variable_die): Use it.
18026 (decls_for_scope): Output info on local static vars.
18027 (dwarf2out_finish): Process deferred locations.
18028 * varpool.c (varpool_output_debug_info): Remove.
18030 2009-02-27 Jan Hubicka <jh@suse.cz>
18033 * tree.h (TREE_PROTECTED): Fix comment.
18034 (BLOCK_HANDLER_BLOCK): Remove.
18035 (struct tree_block): Remove handler_block add body_block.
18036 (inlined_function_outer_scope_p): New.
18037 (is_body_block): Remove.
18038 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18039 * dwarf2out.c (is_inlined_entry_point): Remove.
18040 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18041 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18043 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18044 * gimplify.c (gimplify_expr): Gimplify body blocks.
18045 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18046 block with multiple subblocks.
18047 (dump_scope_block): Prettier output; dump more flags and info.
18048 (dump_scope_blocks): New.
18049 (remove_unused_locals): Use dump_scope_blocks.
18050 * tree-flow.h (dump_scope_blocks): Declare.
18051 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18052 * stmt.c (is_body_block): Remove.
18053 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18054 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18056 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18058 PR middle-end/39308
18059 * graphite.c (graphite_loop_normal_form): Do not call
18060 number_of_iterations_exit from a gcc_assert.
18062 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18064 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18065 jumps if COND is NULL.
18066 (find_cond_jump): New function.
18067 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18068 * config/s390/s390.md: Remove z10_cobra attribute value.
18070 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18072 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18073 force_const_mem returns NULL_RTX.
18075 2009-02-26 Jan Hubicka <jh@suse.cz>
18078 * cgraph.h (varpool_output_debug_info): Remove.
18079 * cgraphunit.c (varpool_output_debug_info): Remove.
18080 * dwarf2out.c (deferred_locations_struct): New struct
18081 (deferred_locations): New type.
18082 (deferred_locations_list): New static var.
18083 (deffer_location): New function.
18084 (gen_variable_die): Use it.
18085 (decls_for_scope): Output info on local static vars.
18086 (dwarf2out_finish): Process deferred locations.
18087 * varpool.c (varpool_output_debug_info): Remove.
18089 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18091 PR rtl-optimization/39241
18092 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18093 to subreg_offset_representable_p.
18095 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18097 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18098 execute function prototype. Get f and nregs from max_reg_num
18099 and get_insns. Remove the first backward pass as it's dead,
18100 guard the forward pass by flag_expensive_optimizations.
18101 (rest_of_handle_regmove): Delete.
18102 (pass_regmove): Replace it with regmove_optimize.
18104 2009-02-25 Martin Jambor <mjambor@suse.cz>
18106 PR tree-optimization/39259
18107 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18108 calls_alloca function flags.
18109 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18110 calls are detected.
18112 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18114 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18115 flags_set_1_rtx, flags_set_1_set): Delete.
18116 (regmove_optimize): Do not call mark_flags_life_zones.
18118 2009-02-24 Julian Brown <julian@codesourcery.com>
18121 * config/arm/arm.c (require_pic_register): Only set
18122 cfun->machine->pic_reg once per function.
18124 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18126 * doc/invoke.texi (Link Options): Document an easier way to pass
18127 options that take arguments to the GNU linker using -Xlinker and -Wl.
18129 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18132 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18134 2009-02-24 Richard Guenther <rguenther@suse.de>
18137 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18139 2009-02-24 Richard Guenther <rguenther@suse.de>
18140 Zdenek Dvorak <ook@ucw.cz>
18142 PR tree-optimization/39233
18143 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18144 from converting them to a generic type.
18146 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18148 PR tree-optimization/39260
18149 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18150 contains a condition with a real type.
18151 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18153 2009-02-23 Jason Merrill <jason@redhat.com>
18156 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18157 narrowing_initializer_constant_valid_p.
18158 (narrowing_initializer_constant_valid_p): Don't return
18159 null_pointer_node for adding a pointer to itself.
18161 2009-02-23 Jan Hubicka <jh@suse.cz>
18164 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18167 2009-02-23 Jan Hubicka <jh@suse.cz>
18169 PR tree-optimization/37709
18170 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18171 * tree.h (block_ultimate_origin): Declare.
18172 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18173 * tree-ssa-live.c (remove_unused_scope_block_p):
18174 Eliminate blocks containig no instructions nor live variables nor
18176 (dump_scope_block): New function.
18177 (remove_unused_locals): Enable removal of dead blocks by default;
18178 enable dumping at TDF_DETAILS.
18180 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18182 * config/i386/i386.c (classify_argument): Don't allow COImode
18184 (function_arg_advance_32): Don't allow OImode.
18185 (function_arg_32): Likewise.
18186 (function_value_32): Likewise.
18187 (return_in_memory_32): Likewise.
18188 (function_arg_64): Remove OImode comment.
18190 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18193 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18194 ix86_expand_vector_set for V4DImode in 64bit mode only.
18195 (ix86_expand_vector_init_one_var): Likewise.
18197 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18199 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18201 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18204 * loop-iv.c: Revert last change.
18205 * emit-rtl.c: Likewise.
18207 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18210 * config/i386/i386.c (type_natural_mode): Remove an extra
18211 space in the warning message.
18212 (function_value_32): Handle 32-byte vector modes.
18213 (return_in_memory_32): Likewise.
18215 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18217 * loop-iv.c (truncate_value): New function.
18218 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18220 (lowpart_subreg): Move to...
18221 * emit-rtl.c: ...here.
18223 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18225 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18226 accidental and undocumented change at revision 140860.
18228 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18230 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18231 take gimple_seq * arguments.
18232 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18233 types_compatible_p langhook.
18235 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18236 Joseph Myers <joseph@codesourcery.com>
18238 * config/arm/arm.c (arm_builtin_va_list): New function.
18239 (arm_expand_builtin_va_start): Likewise.
18240 (arm_gimplify_va_arg_expr): Likewise.
18241 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18242 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18243 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18244 (va_list_type): New variable.
18245 (arm_mangle_type): Mangle va_list_type appropriately.
18247 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18249 PR middle-end/39157
18250 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18251 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18252 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18253 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18254 parameter to 1000 for -O1 by default.
18255 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18257 * loop-invariant.c: Include params.h.
18258 (move_loop_invariants): Don't call move_single_loop_invariants on
18261 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18263 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18264 offset when calculating bounds for indexing stack_usage_map. Fixes
18265 a buffer overflow with certain target setups.
18267 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18270 * calls.c (expand_call): Clear try_tail_call if caller and callee
18271 disagree in promotion of function return value.
18273 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18276 * c-common.c (c_determine_visibility): If visibility changed and
18277 DECL_RTL has been already set, call make_decl_rtl to update symbol
18280 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18283 * varasm.c (assemble_variable): Don't check DECL_NAME when
18284 globalizing a variable.
18286 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18289 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18290 expression before any __builtin_trap call.
18291 * c-typeck.c (build_function_call): Convert and check function
18292 arguments before generating a call to a trap. Evaluate the
18293 function arguments before the trap.
18295 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18298 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18299 (UNSPEC_FXAM_MEM): New unspec.
18300 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18301 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18302 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18304 2009-02-19 Richard Guenther <rguenther@suse.de>
18306 PR tree-optimization/39207
18307 PR tree-optimization/39074
18308 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18309 storedanything_tree): New.
18310 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18311 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18312 (build_succ_graph): Add edges from STOREDANYTHING to all
18314 (init_base_vars): Initialize STOREDANYTHING.
18315 (compute_points_to_sets): Free substitution info after
18316 building the succ graph.
18317 (ipa_pta_execute): Likewise.
18319 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18321 (do_ds_constraint): Do not add to special var or non-pointer
18323 (type_could_have_pointers): Split out from ...
18324 (could_have_pointers): ... here. For arrays use the element type.
18325 (create_variable_info_for): Initialize may_have_pointers.
18326 (new_var_info): Likewise.
18327 (handle_lhs_call): Make the HEAP variable unknown-sized.
18328 (intra_create_variable_infos): Use a type with pointers for
18329 PARM_NOALIAS, make it unknown-sized.
18331 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18334 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18336 2009-02-18 Jason Merrill <jason@redhat.com>
18339 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18340 value if DECL_EXTERNAL.
18341 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18342 * target.h (gcc_target::binds_local_p): Clarify "module".
18343 * tree.h (TREE_PUBLIC): Clarify "module".
18345 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18348 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18349 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18351 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18354 * c.opt (Wabi): Support C and ObjC.
18357 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18359 * config/i386/i386.c (classify_argument): Warn once about the ABI
18360 change when passing union with long double.
18362 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18364 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18367 * c-parser.c (c_parser_compound_statement): Always enter and leave
18370 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18373 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18375 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18377 PR tree-optimization/36922
18378 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18379 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18382 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18384 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18387 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18389 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18391 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18393 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18396 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18397 Richard Sandiford <rdsandiford@googlemail.com>
18399 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18400 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18401 (loongson_biadd): ...this.
18403 2009-02-17 Richard Guenther <rguenther@suse.de>
18405 PR tree-optimization/39202
18406 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18407 a var make sure to follow existing collapses.
18409 2009-02-17 Richard Guenther <rguenther@suse.de>
18411 PR middle-end/39214
18412 * langhooks.c (lhd_print_error_function): Check for NULL block.
18414 2009-02-17 Richard Guenther <rguenther@suse.de>
18416 PR tree-optimization/39204
18417 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18420 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18422 * config/soft-fp/double.h: Update from glibc CVS.
18424 2009-02-17 Richard Guenther <rguenther@suse.de>
18426 PR tree-optimization/39207
18427 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18428 strict-aliasing warnings for pointers pointing to NULL.
18430 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18433 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18434 skipping until next close brace.
18436 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18439 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18440 to function argument boundary.
18442 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18444 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18445 in the lea_add. Reload eventually constraints it properly.
18446 * config/picochip/constraints.md: Remove the target constraint
18447 "b", since it is not needed anymore.
18449 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18451 * gthr-dce.h: Uglify function parameter and local variable names.
18452 * gthr-gnat.h: Likewise.
18453 * gthr-mipssde.h: Likewise.
18454 * gthr-nks.h: Likewise.
18455 * gthr-posix95.h: Likewise.
18456 * gthr-posix.h: Likewise.
18457 * gthr-rtems.h: Likewise.
18458 * gthr-single.h: Likewise.
18459 * gthr-solaris.h: Likewise.
18460 * gthr-tpf.h: Likewise.
18461 * gthr-vxworks.h: Likewise.
18462 * gthr-win32.h: Likewise.
18464 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18467 * config/i386/i386.md: Restrict the new peephole2 to move
18468 between MMX/SSE registers.
18470 2009-02-15 Richard Guenther <rguenther@suse.de>
18473 2009-02-13 Richard Guenther <rguenther@suse.de>
18475 * configure.ac: Enable LFS.
18476 * configure: Re-generate.
18477 * config.in: Likewise.
18479 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18481 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18482 spu_srqwbyte, spu_srqwbytebc): Define.
18483 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18484 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18485 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18486 "shrqby_<mode>"): New insn-and-split patterns.
18487 * config/spu/spu.c (expand_builtin_args): Determine and return
18488 number of operands using spu_builtin_description data.
18489 (spu_expand_builtin_1): Use it.
18491 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18494 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18497 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18500 * config/i386/i386.c (override_options): Correct warning
18501 messages for -malign-loops, -malign-jumps and -malign-functions.
18503 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18506 * config/i386/i386.md: Restrict the new peephole2 to move
18507 between the general purpose registers.
18509 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18512 * config/i386/i386.c (type_natural_mode): Add a new argument.
18513 Return the original mode and warn ABI change if vector size is 32byte.
18514 (function_arg_advance): Updated.
18515 (function_arg): Likewise.
18516 (ix86_function_value): Likewise.
18517 (ix86_return_in_memory): Likewise.
18518 (ix86_sol10_return_in_memory): Likewise.
18519 (ix86_gimplify_va_arg): Likewise.
18520 (function_arg_32): Don't warn ABX ABI change here.
18521 (function_arg_64): Likewise.
18523 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18525 * loop-iv.c (implies_p): In the final case, test that operands 0
18526 of the two comparisons match.
18528 * config/bfin/bfin.c (find_prev_insn_start): New function.
18529 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18530 (find_next_insn_start): Move.
18532 2009-02-13 Richard Guenther <rguenther@suse.de>
18534 * configure.ac: Enable LFS.
18535 * configure: Re-generate.
18536 * config.in: Likewise.
18538 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18541 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18542 sizes on syntax error after some arguments have been parsed.
18544 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18546 * doc/invoke.texi (-fira): Remove.
18548 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18550 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18551 * recog.c: Likewise.
18554 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18556 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18557 (umul_ppmm): Likewise.
18558 (count_leading_zeros): Likewise.
18559 (count_trailing_zeros): Likewise.
18560 (UMUL_TIME): Likewise.
18562 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18564 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18565 soft-fp/t-softfp to tmake_file.
18567 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18568 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18569 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18570 IA64_BUILTIN_INFQ]: New.
18571 (ia64_init_builtins): Initialize __builtin_infq,
18572 __builtin_fabsq and __builtin_copysignq if not HPUX.
18573 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18574 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18576 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18578 (__fixtfti): Likewise.
18579 (__fixunstfti): Likewise.
18580 (__floattitf): Likewise.
18582 * config/ia64/libgcc-glibc.ver: New.
18583 * config/ia64/t-fprules-softfp: Likewise.
18584 * config/ia64/sfp-machine.h: Likewise.
18586 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18587 (LIBGCC2_TF_CEXT): Likewise.
18588 (TF_SIZE): Likewise.
18589 (TARGET_INIT_LIBFUNCS): Likewise.
18591 * config/ia64/t-glibc (SHLINB_MAPFILES):
18592 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18594 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18596 * config/i386/i386.c (construct_container): Rewrite processing
18597 BLKmode with X86_64_SSE_CLASS.
18599 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18602 * config/i386/i386.md: Replace simplify_replace_rtx with
18603 replace_rtx in the new peephole2.
18605 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18607 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18608 loop unrolling do not happen at -O2.
18610 2009-02-12 Michael Matz <matz@suse.de>
18612 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18614 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18616 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18619 2009-02-12 Ben Elliston <bje@au.ibm.com>
18621 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18622 patterns when updating the back chain. Missed in the 2009-02-10
18625 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18627 * doc/extend.texi (Decimal Floating Types): Update identifier of
18628 draft TR and list of missing support.
18630 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18632 PR middle-end/39154
18633 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18634 bit to variable length decl's flags, add it also to its
18635 pointer replacement variable.
18637 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18638 Jakub Jelinek <jakub@redhat.com>
18641 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18642 (memory_blockage): New expander.
18643 (*memory_blockage): New insn pattern.
18644 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18645 instead of general blockage at the end of function prologue when
18646 frame pointer is used to access red zone area. Do not emit blockage
18647 when profiling, it is emitted in generic code.
18648 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18649 function epilogue when frame pointer is used to access red zone area.
18651 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18654 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18655 by arithmetic with memory operands.
18656 * config/i386/predicates.md (commutative_operator): New.
18658 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18660 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18663 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18665 * alias.h (record_alias_subset): Declare.
18666 * alias.c (record_alias_subset): Make global.
18668 2009-02-10 Nick Clifton <nickc@redhat.com>
18670 * tree-parloops.c: Change license to GPLv3.
18671 * ipa-struct-reorg.c: Change license to GPLv3.
18672 * ipa-struct-reorg.h: Change license to GPLv3.
18674 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18677 * c-decl.c (start_struct): Return NULL on error.
18679 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18681 PR middle-end/39124
18682 * cfgloopmanip.c (remove_path): Call remove_bbs after
18683 cancel_loop_tree, not before it.
18686 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18687 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18688 VAR_DECLs were seen.
18689 * tree-ssa-live.c (remove_unused_locals): Recompute
18690 cfun->has_local_explicit_reg_vars.
18691 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18692 copies or clearings if cfun->has_local_explicit_reg_vars.
18694 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18697 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18698 of function prologue when frame pointer is used to access
18701 2009-02-10 Richard Guenther <rguenther@suse.de>
18703 PR middle-end/39127
18704 * gimplify.c (gimple_regimplify_operands): Always look if
18705 we need to create a temporary.
18707 2009-02-10 Richard Guenther <rguenther@suse.de>
18709 PR tree-optimization/39132
18710 * tree-loop-distribution.c (todo): New global var.
18711 (generate_memset_zero): Trigger TODO_rebuild_alias.
18712 (tree_loop_distribution): Return todo.
18714 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18717 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18718 (x86_64_reg_class_name): Removed.
18719 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18720 first one isn't X86_64_SSE_CLASS or any other ones aren't
18721 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18722 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18723 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18724 and 3 X86_64_SSEUP_CLASS.
18725 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18726 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18728 2009-02-10 Ben Elliston <bje@au.ibm.com>
18730 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18731 form instruction to update the stack back chain word, even if the
18732 user has disabled the generation of update instructions.
18733 (movdi_<mode>_update_stack): New.
18734 (movsi_update_stack): Likewise.
18735 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18736 always use an update form instruction to update the stack back
18739 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18741 PR middle-end/38953
18742 * graphite.c (if_region_set_false_region): After moving a region in
18743 the false branch of a condition, remove the empty dummy basic block.
18744 (gloog): Remove wrong fix for PR38953.
18746 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18748 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18749 generation due to implicit sign extension.
18751 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18753 PR middle-end/38981
18754 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18755 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18757 2009-02-09 Richard Guenther <rguenther@suse.de>
18759 PR middle-end/35202
18760 * convert.c (convert_to_real): Disable (float)fn((double)x)
18761 to fnf(x) conversion if errno differences may occur and
18762 -fmath-errno is set.
18764 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18766 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18767 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18768 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18770 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18773 * c-common.c (handle_alias_attribute): Disallow attribute for
18774 anything not a FUNCTION_DECL or VAR_DECL.
18776 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18779 * real.c (do_compare): Special-case compare of zero against
18780 decimal float value.
18782 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18785 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18786 as indicating flexible array members unless the field itself is
18787 being declarared as the incomplete array.
18789 2009-02-06 Jan Hubicka <jh@suse.cz>
18791 PR tree-optimization/38844
18792 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18793 is already inlined.
18795 2009-02-06 Richard Guenther <rguenther@suse.de>
18797 PR middle-end/38977
18798 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18799 fork because we may expand it as __gcov_fork.
18801 2009-02-06 Nick Clifton <nickc@redhat.com>
18803 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18805 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18807 PR tree-optimization/35659
18808 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18809 vn_phi_eq): Shortcut if hashcode does not match.
18810 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18812 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18813 and avoid iterative_hash_expr.
18814 (FOR_EACH_VALUE_ID_IN_SET): New.
18815 (value_id_compare): Remove.
18816 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18817 sort expressions by value id.
18819 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18822 * config/sh/predicates.md (general_movsrc_operand): Don't check
18823 the subreg of system registers here.
18825 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18828 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18829 on the copied decl.
18831 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18833 PR rtl-optimization/39110
18834 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18835 addresses, not aligned ones.
18837 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18838 Richard Guenther <rguenther@suse.de>
18840 PR tree-optimization/39100
18841 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18842 comment says and add edges.
18844 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18847 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18848 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18850 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18852 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18853 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18854 register_bb_in_sese, new_sese, free_sese): Moved.
18855 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18856 outermost_loop_in_scop, build_scop_iteration_domain,
18857 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18858 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18859 Use loop_in_sese_p instead of loop_in_scop_p.
18860 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18861 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18862 (scopdet_basic_block_info): Fix bug in scop detection.
18863 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18864 eq_loop_to_cloog_loop): Remove.
18865 (nb_loops_around_loop_in_scop, nb_loop
18866 ref_nb_loops): Moved here...
18867 * graphite.h (ref_nb_loops): ... from here.
18868 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18869 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18870 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18871 * testsuite/gcc.dg/graphite/scop-19.c: New
18873 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18874 Hans-Peter Nilsson <hp@axis.com>
18876 PR rtl-optimization/37889
18877 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18878 Move offset handling from PLUS to before the switch. Use new
18879 arguments when considering SYMBOL_REFs too.
18880 (rtx_addr_can_trap_p): Pass dummy offset and size.
18881 (enum may_trap_p_flags): Remove.
18882 (may_trap_p_1): Pass size from MEM_SIZE.
18884 PR rtl-optimization/38921
18885 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18886 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18887 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18888 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18890 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18892 AVX Programming Reference (January, 2009)
18893 * config/i386/sse.md (*vpclmulqdq): New.
18895 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18897 PR tree-optimization/38977
18898 PR gcov-profile/38292
18899 * calls.c (special_function_p): Disregard __builtin_ prefix.
18901 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18903 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18904 non-indexable addresses even before reload.
18906 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18909 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18910 as having variable size. Do not give an error for unnamed
18911 parameters with [*] declarators. Give a warning for type names
18912 with [*] declarators and mark them as variable size.
18913 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18914 for sizeof applied to [*] type names.
18916 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18919 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18921 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18923 * gcc.c (process_command): Update copyright notice dates.
18924 * gcov.c (print_version): Likewise.
18925 * gcov-dump.c (print_version): Likewise.
18926 * mips-tfile.c (main): Likewise.
18927 * mips-tdump.c (main): Likewise.
18929 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18932 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18933 for composite type involving a zero-length array type.
18935 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18938 * function.c (match_asm_constraints_1): Skip over
18939 initial optional % in the constraint.
18941 PR inline-asm/39059
18942 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18943 supported, don't accept FIXED_CSTs.
18944 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18945 and _Sat is used without _Fract/_Accum. Set specs->type to
18946 integer_type_node for cts_fract/cts_accum if fixed point is not
18949 2009-02-02 Catherine Moore <clm@codesourcery.com>
18951 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18953 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18955 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18956 (ABI_HAS_64BIT_SYMBOLS): Use it.
18957 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18959 2009-02-02 Paul Brook <paul@codesourcery.com>
18961 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18963 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18965 PR inline-asm/39058
18966 * recog.h (asm_operand_ok): Add constraints argument.
18967 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18968 recurse on matching constraint.
18969 (check_asm_operands): Pass constraints as 3rd argument to
18970 asm_operand_ok. Don't look up matching constraint here.
18971 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18974 2009-02-02 Ben Elliston <bje@au.ibm.com>
18976 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18977 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18979 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18981 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18982 information. Remove some obsolete information. Reorganize.
18984 * config/pa/fptr.c: Revert license to GPL 2.
18985 * config/pa/milli64.S: Likewise.
18987 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18990 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18991 LIBRARY name in, instead of hard-coding it.
18992 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18993 extra target make frag to tmake_files according to EH model.
18994 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18995 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18996 frags that define makefile variable EH_MODEL appropriately.
18997 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18998 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18999 to "-sjlj" according to type of EH configured.
19000 (LIBGCC_SONAME): Concatenate it to shared library base name.
19001 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19002 to "_sjlj" according to type of EH configured.
19003 (LIBGCC_SONAME): Concatenate it to shared library base name.
19004 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19005 (SHLIB_LINK): Add missing semicolon to if-else construct.
19006 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19007 string value of "pe_dll" command-line option.
19008 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19009 (SHLIB_SONAME): Use it when overriding t-cygming default.
19010 (SHLIB_IMPLIB): Override t-cygming default.
19011 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19012 string value of "pe_dll" command-line option.
19014 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19017 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19018 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19020 2009-01-31 Richard Guenther <rguenther@suse.de>
19022 PR tree-optimization/38937
19023 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19024 computing the transitive closure.
19026 2009-01-30 Richard Guenther <rguenther@suse.de>
19028 PR tree-optimization/39041
19029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19030 Propagate variable indices only if the types match for this stmt.
19032 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19035 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19036 inline but never defined.
19038 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19040 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19041 (*insv_h_di_reg_extimm): New insn.
19042 (*insv_l<mode>_reg_extimm): New insn.
19044 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19046 * config/picochip/picochip.c (flag_conserve_stack): set
19047 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19048 fconserve-stack. Reduce call-overhead used by inliner.
19050 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19053 * common.opt (flag_conserve_stack): Initialised to zero.
19055 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19058 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19059 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19062 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19064 * ira-color.c (allocno_reload_assign): Update comments.
19065 * regmove.c (regmove_optimize): Likewise.
19069 2009-01-29 Robert Millan <rmh@aybabtu.com>
19071 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19072 * config/i386/kopensolaris-gnu.h: New file. Undefine
19073 `MD_UNWIND_SUPPORT'.
19074 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19076 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19078 PR tree-optimization/39007
19079 * tree-loop-distribution.c (generate_builtin): Use
19080 recompute_dominator to compute the immediate dominator of the
19081 basic block just after the loop.
19083 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19085 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19086 (ASM_OUTPUT_DWARF_PCREL): Define.
19088 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19090 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19091 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19092 global. Modify entries about regmove and IRA.
19094 * ra-conflict.c: Remove the file.
19096 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19098 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19099 (pass_regclass_init): Rename to pass_reginfo_init.
19101 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19103 * toplev.h (flag_ira): Remove.
19105 * caller-save.c (setup_save_areas): Remove flag_ira.
19107 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19109 * global.c: Remove the file.
19111 * opts.c (decode_options): Remove flag_ira.
19113 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19115 * regmove.c: Modify file description.
19116 (find_use_as_address, try_auto_increment): Define them only if
19117 AUTO_INC_DEC is defined.
19118 (replacement_quality, replace_in_call_usage, fixup_match_1,
19119 stable_and_no_regs_but_for_p): Remove.
19120 (reg_set_in_bb): Make it static.
19121 (regmove_optimize): Remove flag_ira and code which worked for
19124 * local-alloc.c: Remove the file.
19126 * common.opt (fira): Remove.
19128 * ira.c: Include except.h.
19129 (eliminable_regset): Move from global.c.
19130 (mark_elimination): Ditto. Remove flag_ira.
19131 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19132 equiv_mem_modified, validate_equiv_mem_from_store,
19133 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19134 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19135 no_equiv, recorded_label_ref): Move from local-alloc.c.
19136 (update_equiv_regs): Ditto. Make it static.
19137 (print_insn_chain, print_insn_chains): Move it from global.c.
19138 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19139 (build_insn_chain): Ditto. Make it static.
19140 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19141 Rename to init_live_subregs.
19142 (gate_ira): Remove flag_ira.
19144 * regclass.c: Rename reginfo.c. Change file description.
19145 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19146 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19147 (init_reg_sets_1): Remove code for evaluation of
19148 reg_class_superclasses and losing_caller_save_reg_set.
19149 (init_regs): Remove init_reg_autoinc.
19150 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19151 ok_for_base_p_nonstrict): Remove.
19152 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19153 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19154 corresponding entries.
19155 (dump_regclass, record_operand_costs, scan_one_insn,
19156 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19157 record_address_regs, auto_inc_dec_reg_p): Remove.
19158 (gt-regclass.h): Rename to gt-reginfo.h.
19160 * rtl.h (dump_global_regs, retry_global_alloc,
19161 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19163 * Makefile.in (RA_H): Remove.
19164 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19165 Rename regclass.o to reginfo.o.
19166 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19168 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19169 (GTFILES): Rename regclass.c to reginfo.c.
19171 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19172 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19174 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19175 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19177 (finish_spills): Ditto. Remove code for !flag_ira.
19179 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19181 PR middle-end/35854
19182 * doc/invoke.texi (rtl debug options): Complete rewrite.
19183 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19185 * mode-switching.c (pass_mode_switching): Rename pass from
19186 "mode-sw" to "mode_sw".
19187 * except.c (pass_convert_to_eh_ranges): Rename pass from
19188 "eh-ranges" to "eh_ranges".
19189 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19193 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19194 Alexander Monakov <amonakov@ispras.ru>
19196 PR middle-end/38857
19197 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19199 (move_exprs_to_boundary): Change return type and pass through
19200 should_move from move_op. Relax assert. Update usage ...
19201 (schedule_expr_on_boundary): ... here. Use should_move instead of
19203 (move_op_orig_expr_found): Indicate that insn was disconnected from
19205 (code_motion_process_successors): Do not call after_merge_succs
19206 callback if original expression was not found when traversing any of
19208 (code_motion_path_driver): Change return type. Update prototype.
19209 (move_op): Update comment. Add a new parameter (should_move). Update
19210 prototype. Set *should_move based on indication provided by
19211 move_op_orig_expr_found.
19213 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19215 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19216 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19217 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19218 * config/rs6000/rs6000.c (rs6000_override_options): Default
19219 avoid-indexed-addresses on for Power6, off for everything else.
19220 (avoiding_indexed_address_p): New function.
19221 (rs6000_legitimize_address): Use it.
19222 (rs6000_legitimate_address): Likewise.
19223 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19225 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19227 PR tree-optimization/38997
19228 * tree-loop-distribution.c (generate_memset_zero): Use
19229 POINTER_PLUS_EXPR for a pointer addition.
19231 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19233 * config/s390/s390.md (bswap<mode>2): New pattern added.
19235 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19237 * config/s390/s390.md (*tls_load_31): Added type attribute.
19239 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19241 * config/s390/s390.md: Fix a few comments.
19243 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19245 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19246 (*tm<mode>_full): Fixed z10prop attribute.
19247 (*tst<mode>_extimm): Fixed z10prop attribute.
19248 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19249 (*tstqiCCT_cconly): Fixed z10prop attribute.
19250 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19251 (*movsi_larl): Fixed z10prop attribute.
19252 (*movsi_zarch): Fixed z10prop attribute.
19253 (*movsi_eas): Fixed z10prop attribute.
19254 (*movhi): Fixed z10prop attribute.
19255 (*movqi): Fixed z10prop attribute.
19256 (*movstrictqi): Fixed z10prop attribute.
19257 (*mov<mode>): Fixed z10prop attribute.
19258 (*movcc): Fixed z10prop attribute.
19259 (*sethighpartdi_64): Fixed z10prop attribute.
19260 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19261 (*negdi2_sign_cc): Fixed z10prop attribute.
19262 (*negdi2_sign): Fixed z10prop attribute.
19263 (*absdi2_sign_cc): Fixed z10prop attribute.
19264 (*absdi2_sign): Fixed z10prop attribute.
19265 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19266 (*negabsdi2_sign): Fixed z10prop attribute.
19267 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19268 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19269 (doloop_si64): Fixed z10prop attribute.
19270 (doloop_si31): Fixed z10prop attribute.
19271 (doloop_long): Fixed z10prop attribute.
19272 (indirect_jump): Fixed z10prop attribute.
19273 (nop): Fixed z10prop attribute.
19274 (main_base_64): Fixed z10prop attribute.
19275 (reload_base_64): Fixed z10prop attribute.
19277 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19279 PR rtl-optimization/38740
19280 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19282 * config/mips/mips.c (mips_reorg): Likewise.
19284 2009-01-28 Richard Guenther <rguenther@suse.de>
19286 PR tree-optimization/38926
19287 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19288 with the correct value id to a value.
19289 (do_regular_insertion): Use the value number of edoubleprime
19290 for the value number of the expr.
19293 2008-08-21 Richard Guenther <rguenther@suse.de>
19295 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19296 a PHI ask VN if it is already available.
19297 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19298 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19300 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19302 PR middle-end/38934
19303 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19304 set to varying whenever max has TREE_OVERFLOW set, similarly
19305 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19307 2009-01-28 Richard Guenther <rguenther@suse.de>
19309 PR middle-end/38908
19310 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19311 uninitialized aggregate uses in call arguments.
19313 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19315 PR tree-optimization/38984
19316 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19317 the nothing_id variable if -fno-delete-null-pointer-checks.
19319 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19322 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19323 (set_got_offset_rex64): Ditto.
19325 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19328 * doc/extend.texi: Improve local variable with asm reg.
19330 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19332 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19333 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19334 was not supplied then set warn_packed_bitfield_compat to the
19335 default value of 1.
19336 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19339 2009-01-27 Richard Guenther <rguenther@suse.de>
19341 PR tree-optimization/38503
19342 * cfgexpand.c (expand_gimple_basic_block): Ignore
19343 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19344 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19345 variables that cannot have TBAA applied.
19346 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19349 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19351 PR middle-end/38969
19352 * calls.c (initialize_argument_information): Do not wrap complex
19353 arguments in SAVE_EXPR.
19355 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19357 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19358 (INSTALL_LIBGCC): Revert typo commit.
19360 2009-01-26 Richard Guenther <rguenther@suse.de>
19362 PR tree-optimization/38745
19363 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19364 from special handling.
19366 2009-01-26 Richard Guenther <rguenther@suse.de>
19368 PR tree-optimization/38745
19369 * tree-ssa.c (execute_update_addresses_taken): Do not include
19370 variables that cannot possibly be a register in not_reg_needs.
19371 Do not clear TREE_ADDRESSABLE on vars that may not become
19373 * tree-ssa.c (update_alias_info_1): Include those in the set
19374 of addressable vars.
19376 2009-01-26 Richard Guenther <rguenther@suse.de>
19378 PR middle-end/38851
19379 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19380 * tree-ssa-dse.c: Include langhooks.h
19381 (execute_simple_dse): Remove stores with zero size.
19383 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19386 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19389 2009-01-24 Julian Brown <julian@codesourcery.com>
19391 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19392 config/arm/linux-atomic.c.
19393 * config/arm/linux-atomic.c: New.
19395 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19397 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19398 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19399 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19401 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19404 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19407 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19409 PR tree-optimization/38953
19410 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19411 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19412 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19413 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19416 2009-01-24 Paul Brook <paul@codesourcery.com>
19418 * config/arm/neon.md (neon_type): Move to arm.md.
19419 (neon_mov<VSTRUCT>): Add neon_type attribute.
19420 * config/arm/arm.md (neon_type): Move to here.
19421 (conds): Add "unconditioal" and use as default for NEON insns.
19423 2009-01-24 Ben Elliston <bje@au.ibm.com>
19425 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19426 void *' warning from -Wc++-compat.
19427 * Makefile.in (dominance.o-warn): Remove.
19429 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19431 PR tree-optimization/38932
19432 * fold-const.c (fold_unary_ignore_overflow): New.
19433 * tree.h (fold_unary_ignore_overflow): Declare.
19434 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19435 * tree-ssa-sccvn.c (visit_reference_op_load,
19436 simplify_unary_expression): Likewise.
19438 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19440 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19441 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19442 regardless of their type.
19443 * c-common.c (handle_packed_attribute): Don't ignore packed on
19445 * c.opt (Wpacked-bitfield-compat): New warning option.
19446 * stor-layout.c (place_field): Warn if offset of a field changed.
19447 * doc/extend.texi (packed): Mention the ABI change.
19448 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19449 (Warning Options): Add it to the list.
19451 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19453 * c-opts.c (c_common_post_options): Fix a typo in comments.
19455 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19457 PR middle-end/38615
19458 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19459 variables to static.
19460 * doc/invoke.texi (-fmerge-all-constants): Update description.
19462 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19465 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19466 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19468 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19470 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19472 (LOCAL_ALIGNMENT): Similarly.
19474 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19475 Joseph Myers <joseph@codesourcery.com>
19477 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19478 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19479 * config/arm/arm-tune.md: Regenerate.
19480 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19483 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19485 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19486 version number to five.
19488 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19491 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19492 * c-common.c (set_underlying_type): Likewise.
19493 (is_typedef_decl ): Likewise
19495 (set_underlying_type): Likewise.
19496 (is_typedef_type): Likewise.
19498 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19500 PR middle-end/38587
19501 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19504 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19507 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19508 (LIBGCC_SPEC): Don't define.
19509 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19511 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19513 PR rtl-optimization/38879
19514 * alias.c (base_alias_check): Unaligned access via AND address can
19515 alias all surrounding object types except those with sizes equal
19516 or wider than the size of unaligned access.
19518 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19521 * c-decl.c (clone_underlying_type): Move this ...
19522 * c-common.c (set_underlying_type): ... here.
19523 Also, make sure the function properly sets TYPE_STUB_DECL() on
19524 the newly created typedef variant type.
19525 (is_typedef_decl ): New entry point.
19526 * tree.h: Added a new member member_types_needing_access_check to
19527 struct tree_decl_non_common.
19528 (set_underlying_type): New entry point.
19529 (is_typedef_type): Likewise.
19531 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19533 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19534 Check whether two instructions have memory references that
19535 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19536 are helper functions for traversing.
19537 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19538 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19539 not to draw dependency edge for instructions with non-conflicting
19542 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19545 * longlong.h: Update copyright years. Use soft-fp license notice.
19546 Sync __clz_tab declaration with glibc.
19548 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19551 * doc/extend.texi (syscall_linkage): New.
19552 (version_id): Modify.
19554 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19555 Richard Guenther <rguenther@suse.de>
19557 PR tree-optimization/38747
19558 PR tree-optimization/38748
19559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19560 conversion if the base address is an indirect reference and the
19561 aliasing sets could cause issues.
19563 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19565 * common.opt (fgraphite, fgraphite-identity): Add comment for
19566 explaining why these options are not documented.
19568 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19570 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19571 gimple_call_lhs is NULL.
19573 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19576 * emit-rtl.c (adjust_address_1): Make sure memref is never
19579 2009-01-20 Ben Elliston <bje@au.ibm.com>
19581 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19582 const qualifier from arg parameter. Remove unnecessary cast to char *.
19583 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19584 const qualifier from arg 2.
19586 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19588 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19590 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19593 * rtl.h (reinit_regs): New prototype.
19594 * regclass.c: Include ira.h.
19595 (reinit_regs): New.
19596 * Makefile.in (regclass.o): Add ira.h.
19597 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19599 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19602 * c-common.c (handle_aligned_attribute): Use
19603 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19604 default alignment value.
19606 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19608 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19609 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19611 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19612 __BIGGEST_ALIGNMENT__.
19614 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19616 2009-01-18 Richard Guenther <rguenther@suse.de>
19618 PR tree-optimization/38819
19619 * tree-flow.h (operation_could_trap_helper_p): Declare.
19620 * tree-eh.c (operation_could_trap_helper_p): Export.
19621 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19622 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19623 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19624 are about to insert a possibly trapping instruction and fail
19627 2009-01-18 Andreas Schwab <schwab@suse.de>
19629 * doc/install.texi (Configuration): Remove obsolete paragraph
19630 about use of --with-gnu-ld with --with-gnu-as.
19632 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19634 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19635 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19636 Follow spelling conventions.
19638 2009-01-18 Ben Elliston <bje@au.ibm.com>
19640 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19641 C++ warning about implicit conversion from void * to struct
19643 (bitmap_obstack_free): Likewise for bitmap_element *.
19644 * Makefile.in (bitmap.o-warn): Remove.
19646 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19648 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19650 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19651 Tobias Grosser <tobi.grosser@amd.com>
19653 * graphite.c (graphite_trans_scop_block): Do not block single
19656 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19658 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19659 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19660 test with assertion.
19662 2009-01-16 Richard Guenther <rguenther@suse.de>
19664 PR tree-optimization/38835
19665 PR middle-end/36227
19666 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19667 and INT + PTR -> (INT)(PTR p+ INT) folding.
19668 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19670 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19673 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19674 the subreg from a lowpart subreg if it is also casting the value.
19676 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19677 Tobias Grosser <tobi.grosser@amd.com>
19679 * graphite.c (compare_prefix_loops): New.
19680 (build_scop_canonical_schedules): Rewritten.
19681 (graphite_transform_loops): Move build_scop_canonical_schedules
19682 after build_scop_iteration_domain.
19684 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19685 Tobias Grosser <tobi.grosser@amd.com>
19687 * graphite.c (add_conditions_to_domain): Add the loops to
19688 the dimension of the iteration domain. Do copy the domain
19689 only when it exists.
19690 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19691 (add_conditions_to_constraints): New.
19692 (can_generate_code_stmt, can_generate_code): Removed.
19693 (gloog): Do not call can_generate_code.
19694 (graphite_transform_loops): Call add_conditions_to_constraints
19695 after building the iteration domain.
19697 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19699 PR tree-optimization/38789
19700 * tree-ssa-threadedge.c
19701 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19702 __builtin_constant_p.
19704 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19706 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19707 examined before deleting them.
19709 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19711 * function.c (aggregate_value_p): Correctly extract the function
19712 type from CALL_EXPR_FN lookup.
19714 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19716 * config/picochip/picochip.c (picochip_override_options): Revert
19717 CFI asm flag disable commited previously.
19719 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19720 Tobias Grosser <tobi.grosser@amd.com>
19721 Jan Sjodin <jan.sjodin@amd.com>
19723 * graphite.c (scan_tree_for_params): On substractions negate
19724 all the coefficients of the term.
19725 (clast_to_gcc_expression_red): New. Handle reduction expressions
19726 of more than two operands.
19727 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19728 (get_vdef_before_scop): Handle also the case of default definitions.
19730 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19732 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19733 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19734 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19736 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19737 Joey Ye <joey.ye@intel.com>
19739 PR middle-end/37843
19740 * cfgexpand.c (expand_stack_alignment): Don't update stack
19741 boundary nor check incoming stack boundary here.
19742 (gimple_expand_cfg): Update stack boundary and check incoming
19743 stack boundary here.
19745 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19747 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19749 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19751 PR rtl-optimization/38245
19752 * calls.c (expand_call): Add stack arguments to
19753 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19754 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19755 in regs and partially in memory or BLKmode arguments.
19756 (emit_library_call_value_1): Add stack arguments to
19757 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19758 ACCUMULATE_OUTGOING_ARGS).
19759 * dce.c: Include tm_p.h.
19760 (find_call_stack_args): New function.
19761 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19763 (mark_insn): Call find_call_stack_args for CALL_Ps.
19764 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19765 forwards. Allocate and free arg_stores bitmap if needed, pass it
19766 down to deletable_insn_p, don't mark stores set in arg_stores
19767 bitmap, clear the bitmap at the beginning of each bb.
19768 * Makefile.in (dce.o): Depend on $(TM_P_H).
19770 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19773 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19774 to make sure the insn is a conditional test (bug 22599). Reformat a
19777 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19779 PR middle-end/38431
19780 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19781 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19782 (gloog): Do not call cleanup_tree_cfg.
19783 (graphite_transform_loops): Call cleanup_tree_cfg after all
19784 scops have been code generated.
19786 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19787 * doc/gty.texi (Invoking the garbage collector): Added new node
19788 and section documenting ggc_collect.
19790 2009-01-14 Richard Guenther <rguenther@suse.de>
19792 PR tree-optimization/38826
19793 PR middle-end/38477
19794 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19795 initialization notes only if we actually emitted a warning.
19796 (intra_create_variable_infos): Add constraints for a result decl
19797 that is passed by hidden reference.
19798 (build_pred_graph): Mark all related variables non-direct on
19801 2009-01-14 Nick Clifton <nickc@redhat.com>
19803 * ira-conflicts.c: Include addresses.h for the definition of
19805 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19806 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19808 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19811 * Makefile.in (ira-lives.o): Add except.h.
19813 * ira-lives.c: Include except.h.
19814 (process_bb_node_lives): Process can_throw_internal.
19816 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19818 PR rtl-optimization/38774
19819 * combine.c (simplify_set): When undoing cc_use change, don't do
19820 PUT_CODE on the newly created comparison, but instead put back the
19823 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19825 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19826 values. Remove duplicate arm8 entry.
19828 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19830 PR tree-optimization/38786
19831 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19832 the SSA_NAME case of expand_scalar_variables_expr.
19833 Set the type of an expression to the type of its assign statement.
19834 (expand_scalar_variables_expr): Also gather the scalar computation
19835 used to index the memory access. Do not pass loop_p.
19836 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19837 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19838 the gimple_stmt_iterator where it inserts new code.
19839 Do not pass loop_p.
19840 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19841 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19843 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19845 * graphite.h (debug_value): Removed.
19846 * graphite.c (debug_value): Removed.
19848 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19850 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19851 ldrd/strd with two 32-bit instructions.
19853 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19855 * config/arm/arm.c (struct processors): Pass for speed down into
19856 cost helper functions.
19857 (const_ok_for_op): Handle COMPARE and inequality nodes.
19858 (arm_rtx_costs_1): Rewrite.
19859 (arm_size_rtx_costs): Update prototype.
19860 (arm_rtx_costs): Pass speed down to helper functions.
19861 (arm_slowmul_rtx_costs): Rework cost calculations.
19862 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19863 (arm_9e_rtx_costs): Likewise.
19865 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19867 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19868 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19869 (alpha_legitimize_address): Do not split local symbols wider than
19870 UNITS_PER_WORD into HIGH/LO_SUM parts.
19872 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19875 * gcc.c (process_command): Replace call to execvp with calls
19876 to pex_one and exit.
19878 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19881 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19882 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19883 variant for devices with 3-byte PC.
19884 (__tablejump_elpm__): New.
19886 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19889 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19890 offsetof member-designator, handle it as `[0].'.
19892 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19894 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19895 function when not using named sections on targets with named sections
19896 if branch distance is less than 262132.
19898 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19900 * combine.c (combine_instructions): Recompute
19901 optimize_this_for_speed_p for each BB in the main combine loop.
19903 2009-01-12 Tomas Bily <tbily@suse.cz>
19906 * tree-loop-distribution.c (prop_phis): New function.
19907 (generate_builtin): Call prop_phis.
19908 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19910 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19912 PR tree-optimization/38807
19913 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19914 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19916 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19918 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19919 subreg of op0 to the original op0.
19921 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19923 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19925 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19928 * mips-tfile.c (parse_def): Fix parsing of def strings
19929 starting with digits.
19931 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19934 * config/arm/arm.c (arm_is_long_call_p): Don't call
19935 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19937 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19939 * regrename.c (regrename_optimize): Fix dumping.
19940 (find_oldest_value_reg): Preserve REG_POINTER.
19941 (copy_hardreg_forward_1): Likewise.
19943 2009-01-09 Diego Novillo <dnovillo@google.com>
19945 * gimple.h (struct gimple_statement_base) <uid>: Document
19946 the restrictions on its use.
19947 (gimple_uid): Tidy.
19948 (gimple_set_uid): Tidy.
19950 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19952 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19953 zero guard even if align_bytes != 0 and count is smaller than
19956 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19958 PR rtl-optimization/38495
19959 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19960 (add_range_and_copies_from_move_list): Print all added ranges.
19961 Add ranges to memory optimized destination.
19963 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19967 * config/i386/i386.c (override_options): Reject
19968 -mstringop-strategy=rep_8byte with -m32.
19969 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19970 to 1. Do count comparison against epilogue_size_needed at compile
19971 time even when count_exp was constant forced into register. For
19972 size_needed don't jump to epilogue, instead just avoid aligning
19973 and invoke the body algorithm. If need_zero_guard, add zero guard
19974 even if count is non-zero, but smaller than size_needed + number of
19975 bytes that could be stored for alignment.
19976 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19977 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19978 but smaller than size_needed + number of bytes that could be stored
19979 for alignment. Compare size_needed with epilogue_size_needed instead
19980 of desired_align - align, don't adjust size_needed, pass
19981 epilogue_size_needed to the epilogue expanders.
19984 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19986 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19988 * pa.c (last_address): Change to unsigned.
19989 (update_total_code_bytes): Change argument to unsigned. Don't
19990 check if insn addresses are set.
19991 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19992 addresses are not set.
19993 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19995 2009-01-09 Nick Clifton <nickc@redhat.com>
19997 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19998 DECL_DECLARED_INLINE_P.
20000 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20002 PR middle-end/38347
20003 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20004 GET_MODE (op0) in operand_subword_force calls.
20006 PR middle-end/38771
20007 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20008 fold_convert arg0 operands to TREE_TYPE (op0) first.
20010 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20012 * params.def (ira-max-conflict-table-size): Decrease default value
20015 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20017 PR tree-optimization/37031
20018 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20020 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20021 allocate it using gc instead of heap, use VEC_quick_push instead of
20023 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20024 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20025 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20026 allocated vector from heap allocated.
20027 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20028 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20029 vector only after perfect_loop_nest_depth call.
20031 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20032 Jan Sjodin <jan.sjodin@amd.com>
20034 PR tree-optimization/38559
20035 * graphite.c (debug_value, copy_constraint,
20036 swap_constraint_variables, scale_constraint_variable, ): New.
20037 (get_lower_bound, get_upper_bound): Removed.
20038 (graphite_trans_bb_strip_mine): Clean up this code that works
20039 only for constant number of iterations. Fully copy upper and
20040 lower bound constraints, not only the constant part of them.
20041 * graphite.h (debug_value): Declared.
20043 2009-01-08 Ira Rosen <irar@il.ibm.com>
20045 PR tree-optimization/37194
20046 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20047 Don't add the cost of cost model guard in prologue to scalar
20048 outside cost in case of known number of iterations.
20050 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20051 Alan Modra <amodra@bigpond.net.au>
20053 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20054 non-word-aligned REG+CONST addressing.
20056 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20059 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20060 free_after_compilation when outputting a thunk.
20061 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20062 Do not call free_after_compilation here.
20064 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20066 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20067 (ix86_valid_target_attribute_inner_p): Ditto.
20069 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20071 PR tree-optimization/38492
20072 PR tree-optimization/38498
20073 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20074 * tree-chrec.h (scev_is_linear_expression): Declared.
20075 * graphite.c (graphite_cannot_represent_loop_niter): New.
20076 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20077 (graphite_loop_normal_form): Use gcc_assert.
20078 (scan_tree_for_params): Use CASE_CONVERT.
20079 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20080 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20081 Use gcc_assert. Discard scops that contain unhandled cases.
20082 (build_scop_conditions): Return a boolean status for unhandled cases.
20083 (strip_mine_profitable_p): Print the loop number, not its depth.
20084 (is_interchange_valid): Pass the depth of the loop nest, don't
20085 recompute it wrongly.
20086 (graphite_trans_bb_block): Same.
20087 (graphite_trans_bb_block): Print tentative of loop blocking.
20088 (graphite_trans_scop_block): Do not print that the loop has been
20090 (graphite_transform_loops): Do not handle scops that contain condition
20093 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20095 AVX Programming Reference (December, 2008)
20096 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20097 (_mm256_stream_pd): Likewise.
20098 (_mm256_stream_ps): Likewise.
20100 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20101 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20102 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20103 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20104 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20105 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20106 (ix86_expand_special_args_builtin): Likewise.
20108 * config/i386/sse.md (AVXMODEDI): New.
20109 (avx_movnt<mode>): Likewise.
20110 (avx_movnt<mode>): Likewise.
20111 (<sse>_movnt<mode>): Remove AVX support.
20112 (sse2_movntv2di): Likewise.
20114 2009-01-07 Richard Guenther <rguenther@suse.de>
20116 PR middle-end/38751
20117 * fold-const.c (extract_muldiv): Remove obsolete comment.
20118 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20119 to PLUS_EXPR canonicalization for the canonicalization.
20121 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20123 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20124 hosted cross-compilers generating less efficient code.
20126 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20128 * function.h (rtl_data): Add a dbr_scheduled_p field.
20129 * reorg.c (dbr_schedule): Set it.
20130 (gate_handle_delay_slots): Check it.
20131 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20132 (mips_reorg): Check flag_delayed_branch instead of
20133 mips_base_delayed_branch.
20134 (mips_override_options): Don't set mips_base_delayed_branch
20135 or flag_delayed_branch.
20137 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20139 PR rtl-optimization/38426.
20140 * ira.c (ira): Set current_function_is_leaf earlier.
20142 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20144 PR rtl-optimization/38722
20145 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20146 too early, only set a flag and modify after last possible
20149 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20152 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20153 * real.c (decimal_single_format): Correct values of emin and emax.
20154 (decimal_double_format): Ditto.
20155 (decimal_quad_format): Ditto.
20156 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20157 computation of DECnn_MIN and DECnn_MAX for corrected values of
20158 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20159 __DECnn_MIN__, and adjust its computation for the corrected value
20162 2009-01-06 Jan Hubicka <jh@suse.cz>
20165 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20167 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20169 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20170 Add Robert Clark to the list of testers.
20172 2009-01-06 Jan Hubicka <jh@suse.cz>
20173 Kai Tietz <kai.tietz@onevision.com>
20175 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20176 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20178 2009-01-06 Jan Hubicka <jh@suse.cz>
20179 Kai Tietz <kai.tietz@onevision.com>
20181 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20183 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20184 (ix86_nsaved_regs): Count only general purpose regs.
20185 (ix86_nsaved_sseregs): New.
20186 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20187 to 16 for w64; compute padding and size of sse reg save area.
20188 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20189 general purpose regs.
20190 (ix86_emit_save_sse_regs_using_mov): New.
20191 (ix86_expand_prologue): Save SSE regs if needed.
20192 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20193 (ix86_emit_restore_sse_regs_using_mov): New.
20194 (ix86_expand_epilogue): Save SSE regs if needed.
20196 2009-01-06 Jan Hubicka <jh@suse.cz>
20197 Kai Tietz <kai.tietz@onevision.com>
20199 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20200 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20201 functions when accumulate outgoing args is off.
20203 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20206 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20207 before using pseudos_have_intersected_live_ranges_p.
20209 * ira-int.h (ira_assert): Always define.
20211 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20213 AVX Programming Reference (December, 2008)
20214 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20215 (_mm256_permute2_pd): Likewise.
20216 (_mm_permute2_ps): Likewise.
20217 (_mm256_permute2_ps): Likewise.
20218 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20219 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20221 * config/i386/i386.c (ix86_builtins): Remove
20222 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20223 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20224 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20225 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20226 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20227 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20228 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20229 __builtin_ia32_vpermil2ps256.
20230 (ix86_init_mmx_sse_builtins): Updated.
20231 (ix86_expand_args_builtin): Likewise.
20233 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20235 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20236 long absolute calls when generating PA 2.0 code.
20238 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20240 PR rtl-optimization/38583
20241 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20243 * params.def (ira-max-conflict-table-size): New.
20245 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20247 * ira.h (ira_conflicts_p): New external definition.
20249 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20250 table. Report this. Return result of building.
20251 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20252 building conflict table.
20254 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20255 (ira_color): Use ira_conflicts_p.
20257 * global.c: Include ira.h.
20258 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20261 * Makefile.in (global.o): Add ira.h.
20263 * ira-build.c (mark_all_loops_for_removal,
20264 propagate_some_info_from_allocno): New.
20265 (remove_unnecessary_allocnos): Call
20266 propagate_some_info_from_allocno.
20267 (remove_low_level_allocnos): New.
20268 (remove_unnecessary_regions): Add parameter. Call
20269 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20270 parameter to remove_unnecessary_regions.
20271 (ira_build): Remove all regions but root if the conflict table was
20272 not built. Update conflict hard regs for allocnos crossing calls.
20274 * ira.c (ira_conflicts_p): New global.
20275 (ira): Define and use ira_conflicts_p.
20277 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20278 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20279 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20281 2009-01-06 Ben Elliston <bje@au.ibm.com>
20283 * gengtype-lex.l (YY_NO_INPUT): Define.
20285 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20288 * c-common.c (handle_vector_size_attribute): Also reject
20289 BOOLEAN_TYPE types.
20291 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20293 PR tree-optimization/38492
20294 * graphite.c (rename_map_elt, debug_rename_elt,
20295 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20296 rename_map_elt_info, eq_rename_map_elts,
20297 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20298 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20299 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20300 (sese_build_livein_liveouts): New.
20301 (new_sese, free_sese): New.
20302 (new_scop): Call new_sese.
20303 (free_scop): Call free_sese.
20304 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20305 (register_old_new_names): Renamed register_old_and_new_names.
20306 (register_scop_liveout_renames, add_loop_exit_phis,
20307 insert_loop_close_phis, struct igp,
20308 default_liveout_before_guard, add_guard_exit_phis,
20309 insert_guard_phis, copy_renames): New.
20310 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20311 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20312 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20313 (scop_adjust_phis_for_liveouts): New.
20314 (gloog): Call scop_adjust_phis_for_liveouts.
20316 * graphite.h (struct sese): Documented. Added fields liveout,
20317 num_ver and livein.
20318 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20319 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20320 (struct scop): Added field liveout_renames.
20321 (SCOP_LIVEOUT_RENAMES): New.
20323 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20325 PR tree-optimization/38510
20326 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20327 (translate_clast): Call recompute_all_dominators before
20329 (gloog): Call recompute_all_dominators before graphite_verify.
20331 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20332 Jan Sjodin <jan.sjodin@amd.com>
20334 PR tree-optimization/38500
20335 * graphite.c (create_sese_edges): Call fix_loop_structure after
20338 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20340 * config.gcc: Add m32r*-*-rtems*.
20341 * config/m32r/rtems.h: New file.
20343 2009-01-05 Ben Elliston <bje@au.ibm.com>
20345 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20346 (.po.pox): Likewise.
20347 (po/gcc.pot): Likewise.
20349 2009-01-04 David S. Miller <davem@davemloft.net>
20351 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20352 (STARTING_FRAME_OFFSET): Always set to zero.
20354 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20356 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20357 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20358 fixed-point types, and vectors of the same.
20360 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20362 * config/mips/sync.md (*mb_barrier): Rename to...
20363 (*memory_barrier): ...this.
20365 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20367 * doc/extend.texi (Function Attributes): Move @cindex after @item
20368 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20369 and put in alphabetical order. Fix 'target' name and put in order.
20370 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20373 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20375 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20376 (memory_barrier): Expand as unspec instead of unspec_volatile.
20377 Remove mem:BLK from insn operands. Use Pmode scratch register.
20378 (*memory_barrier): Define as unspec instead of unspec_volatile.
20379 Use (match_dup 0) as input operand.
20381 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20382 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20383 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20384 scratch register. Remove operand 1.
20385 (*stbar): Define as unspec instead of unspec_volatile.
20386 Use (match_dup 0) as input operand, remove (const_int 8).
20387 (*membar): Define as unspec instead of unspec_volatile.
20388 Use (match_dup 0) as input operand, remove input operand 2.
20390 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20397 Remove mem:BLK from insn operands. Use Pmode scratch register.
20398 Set volatile flag on operand 0.
20399 (*memory_barrier): New insn pattern.
20401 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20403 (*memory_barrier): Use (match_dup 0) as input operand.
20405 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20406 Remove mem:BLK from insn operands. Use Pmode scratch register.
20407 Set volatile flag on operand 0.
20408 (*mb_internal): New insn pattern.
20410 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20412 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20414 PR middle-end/38586
20415 * function.c (struct temp_slot): Move to the section of the file
20416 that deals with temp slots. Remove field 'address'.
20417 (temp_slot_address_table): New hash table of address -> temp slot.
20418 (struct temp_slot_address_entry): New struct, items for the table.
20419 (temp_slot_address_compute_hash, temp_slot_address_hash,
20420 temp_slot_address_eq, insert_temp_slot_address): Support functions
20422 (find_temp_slot_from_address): Rewrite to use the new hash table.
20423 (remove_unused_temp_slot_addresses): Remove addresses of temp
20424 slots that have been made available.
20425 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20426 worker function for remove_unused_temp_slot_addresses.
20427 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20428 Add the temp slot address to the address -> temp slot map.
20429 (update_temp_slot_address): Update via insert_temp_slot_address.
20430 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20431 (pop_temp_slots): Likewise.
20432 (init_temp_slots): Allocate the address -> temp slot map, or empty
20433 the map if it is already allocated.
20434 (prepare_function_start): Initialize temp slot processing.
20436 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20438 PR middle-end/38584
20439 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20440 Calculate the size of all stack vars assuming no packing of stack
20441 vars will happen, replacing a quadratic algorithm with a linear one.
20443 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20446 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20449 2009-01-03 Diego Novillo <dnovillo@google.com>
20451 * doc/contrib.texi: Update contributions.
20453 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20456 * builtins.c (fold_builtin_memory_op): Give up if either operand
20457 is volatile. Set srctype or desttype to non-qualified version
20461 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20462 and FUNCTION_DECLs.
20464 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20466 PR rtl-optimization/35805
20467 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20468 problem if fast dce is able to remove any instructions.
20469 * dce.c (dce_process_block): Fix dump message.
20471 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20474 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20476 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20478 PR middle-end/38690
20479 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20480 * tree-pretty-print.c (op_code_prio): New function.
20481 (op_prio): No longer static. Use op_code_prio.
20482 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20483 Use op_prio and op_code_prio to determine if () should be
20484 printed around operand(s) or not.
20486 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20487 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20488 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20489 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20490 pp_character instead of pp_string for single letter printing.
20492 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20494 * doc/extend.texi: Fix '#pragma GCC option' typo.
20496 2009-01-02 Richard Guenther <rguenther@suse.de>
20498 * doc/install.texi (--enable-checking): Mention different
20499 default for stage1.
20500 (--enable-stage1-checking): Document.
20502 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20504 PR middle-end/30142
20505 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20506 case to be an error.
20508 2009-01-02 Ben Elliston <bje@au.ibm.com>
20510 * config/fp-bit.h (pack_d): Constify argument.
20511 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20512 (isnan): Constify argument.
20514 (iszero): Likewise.
20515 (pack_d): Likewise.
20516 (_fpadd_parts): Constify return type.
20517 (_fpmul_parts): Likewise.
20518 (_fpdiv_parts): Likewise.
20520 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20523 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20524 warn about overwriting initializer with side-effects or
20525 -Woverride-init if !IMPLICIT.
20526 (output_init_element): Likewise. Pass IMPLICIT down to
20528 (process_init_element): Add IMPLICIT argument. Pass it down
20529 to output_init_element.
20530 (push_init_element, pop_init_level, set_designator): Adjust
20531 process_init_element callers.
20532 (set_nonincremental_init, set_nonincremental_init_from_string):
20533 Adjust add_pending_init callers.
20534 (output_pending_init_elements): Adjust output_init_element callers.
20535 * c-tree.h (process_init_element): Adjust prototype.
20536 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20537 process_init_element callers.
20540 Copyright (C) 2009 Free Software Foundation, Inc.
20542 Copying and distribution of this file, with or without modification,
20543 are permitted in any medium without royalty provided the copyright
20544 notice and this notice are preserved.