1 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7 (dump_cand): Handle them.
8 (struct iv_cand): New members COST_STEP and AINC_USE.
9 (stmt_after_increment): Likewise.
10 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11 callers changed. Use gimple_uid comparison instead of scanning.
12 (add_candidate_1): When looking for identical candidates, take
13 AINC_USE into account. Set it for new candidates.
14 (force_expr_to_var_cost): Cast target_spill_cost to int.
15 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
16 All callers changed. Check for availability of autoinc addressing
17 modes, both in general for a given mode, and in the specific use
19 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
21 (get_computation_cost): Likewise.
22 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
23 add_autoinc_candidates): New static functions.
24 (add_candidate): Call add_autoinc_candidates for candidates based on
26 (find_iv_candidates): Call set_autoinc_for_original_candidates.
27 (determine_use_iv_cost_address): If we have an autoinc candidate at
28 the matching use, verify autoinc is possible and subtract the cost
29 of the candidate's step from the cost.
30 (determine_iv_cost): Record the cost of the increment in the COST_STEP
31 member of the candidate.
32 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
33 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
35 2009-08-09 Douglas B Rupp <rupp@gnat.com>
37 * config.build (ia64-hp-*vms*): New target.
38 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
40 * config.gcc (ia64-hp-*vms*): New target.
41 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
43 * config.host (ia64-hp-*vms*): New target.
44 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
47 2009-08-08 Richard Guenther <rguenther@suse.de>
49 PR tree-optimization/40991
50 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
52 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
54 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
55 mode check. Do truncations in an integer mode.
56 (force_to_mode): Handle subregs for all mode types. Only do
57 arithmetic simplifications on integer modes.
59 2009-08-07 Richard Guenther <rguenther@suse.de>
61 PR tree-optimization/40999
62 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
63 (maybe_fold_reference): Lookup constant initializers.
64 (fold_gimple_assign): Likewise.
66 2009-08-07 Richard Guenther <rguenther@suse.de>
68 * tree-ssa.c (useless_type_conversion_p_1): Only for types
69 that require structural equality defer to the langhook.
71 2009-08-07 Martin Jambor <mjambor@suse.cz>
73 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
75 (struct ipa_pass_through_data): New type.
76 (struct ipa_ancestor_jf_data): New type.
77 (union jump_func_value): Removed field formal_id, added fields
78 pass_through and ancestor.
79 (struct ipa_param_call_note): Changed type of formal_id to int from
81 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
82 operations jump functions and ancestor jump functions.
83 (compute_complex_pass_through): New function.
84 (compute_scalar_jump_functions): Call compute_complex_pass_through,
85 reflect changes in the jump function strucutre.
86 (update_jump_functions_after_inlining): Ignore complex pass-through
87 and ancestor jump functions.
88 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
89 polynomial pass-through with operation jump functions.
91 2009-08-07 Jakub Jelinek <jakub@redhat.com>
93 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
94 fde->dw_fde_begin as begin label instead of hot/cold label.
95 Use LLSDAC label instead of LLSDA for second section lsda.
96 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
97 label instead of LLSDA if it is true.
98 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
100 * except.c (add_call_site, dw2_size_of_call_site_table): Add
101 SECTION argument. Use it as index into crtl->eh.call_site_record
103 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
104 use it to determine how to print table entries instead of using
105 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
106 label instead of normal begin label as base.
107 (sjlj_assign_call_site_values): Adjust add_call_site caller.
108 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
109 ensure no EH range spans between sections and that landing pads
110 are always in the corresponding section.
111 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
112 for crtl->eh.call_site_record being an array rather than scalar.
113 (output_one_function_exception_table): New function, copied
114 from output_function_exception_table. Adjust
115 dw2_size_of_call_site_table, dw2_output_call_site_table
116 callers. For SECOND section use *C suffixed labels.
117 (output_function_exception_table): Call
118 output_one_function_exception_table and, when doing hot/cold
119 partitioning, also another time for the second section.
120 * opts.c: Include except.h.
121 (decode_options): Allow -freorder-blocks-and-partition with
122 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
123 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
124 * function.h (struct rtl_eh): Change call_site_record from
125 scalar into array of 2 elements.
127 2009-08-07 Martin Jambor <mjambor@suse.cz>
129 * ipa-prop.c (count_formal_params_1): New function.
130 (ipa_get_vector_of_formal_parms): New function.
131 (get_vector_of_formal_parm_types): New function.
132 (ipa_modify_formal_parameters): New function.
133 (ipa_modify_call_arguments): New function.
134 (index_in_adjustments_multiple_times_p): New function.
135 (ipa_combine_adjustments): New function.
136 (ipa_dump_param_adjustments): New function.
137 * ipa-prop.h (struct ipa_parm_adjustment): New type.
138 (ipa_get_vector_of_formal_parms): Declare.
139 (ipa_modify_formal_parameters): Declare.
140 (ipa_modify_call_arguments): Declare.
141 (ipa_combine_adjustments): Declare.
142 (ipa_dump_param_adjustments): Declare.
143 (build_ref_for_offset): Declare.
144 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
145 * tree-sra.c: Include ipa-prop.c.
146 (build_ref_for_offset): Make public.
148 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
150 * gcc/doc/extend.texi (__builtin_extract_return_address)
151 (__builtin_frob_return_address): Document.
153 2009-08-06 Paul Brook <paul@codesourcery.com>
155 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
156 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
157 implementation on ARMv6-M.
159 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
161 * doc/extend.texi (pcs): Document new attribute for ARM.
163 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
165 * arm.c (pcs_attribute_args): Comment out unsupported attribute
168 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
170 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
173 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
175 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
177 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
179 Merge ARM/hard_vfp_branch to trunk.
181 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
183 * arm.c (libcall_eq): New function.
184 (libcall_hash): New function.
185 (add_libcall): New function.
186 (arm_libcall_uses_aapcs_base): New function.
187 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
188 libcalls using the base PCS.
189 (arm_init_cumulative_args): Likewise.
191 2009-07-20 Joseph Myers <joseph@codesourcery.com>
193 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
194 Use base ABI for conversion libfuncs between HFmode and SFmode.
196 2009-05-12 Joseph Myers <joseph@codesourcery.com>
198 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
199 V4SImode as representatives of all 64-bit and 128-bit vector
200 types. Allow vector types without vector modes.
201 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
202 without vector modes like BLKmode.
203 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
204 BLKmode. Avoid unsupported vector modes or TImode moves for
206 (aapcs_vfp_allocate_return_reg): Likewise.
207 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
208 V8QImode if TARGET_NEON || TARGET_IWMMXT.
210 2009-05-12 Joseph Myers <joseph@codesourcery.com>
212 * config/arm/arm.c (arm_handle_pcs_attribute): New.
213 (arm_get_pcs_model): Pass attribute arguments to
214 arm_pcs_from_attribute.
215 (arm_init_cumulative_args): Use base AAPCS for conversions from
216 floating-point types to DImode.
217 (arm_attribute_table): Add pcs attribute.
218 (arm_handle_pcs_attribute): New.
219 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
220 conversions from floating-point types to DImode, also declare them
221 to use base AAPCS and declare functions they call to use base
222 AAPCS and their RTABI names.
224 2009-05-12 Joseph Myers <joseph@codesourcery.com>
226 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
227 -mfloat-abi=hard not being supported for VFP.
229 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
231 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
232 SYMBOL_REF to hard_libcall_value.
234 2009-03-05 Joseph Myers <joseph@codesourcery.com>
235 Richard Earnshaw <rearnsha@arm.com>
237 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
238 has been put on the stack, all remaining co-processory arguments for
239 that co-processor also go on the stack.
241 2009-03-05 Joseph Myers <joseph@codesourcery.com>
243 * config/arm/arm.c (arm_return_in_memory): Handle returning
244 vectors of suitable size in registers also for AAPCS case.
246 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
248 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
250 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
252 ARM Hard-VFP calling convention
253 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
254 * target.h (gcc_target): Add libcall_value to table of call hooks.
255 * targhooks.h (default_libcall_value): Default implementation.
256 * targhooks.c (default_libcall_value): Likewise.
257 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
258 * optabs.c (expand_unop): Use it.
259 * expr.h (hard_libcall_value): Pass the function RTX through.
260 * calls.c (emit_library_call_value_1): Update call to
262 * explow.c (hard_libcall_value): Use new target hook.
263 * testsuite/lib/target-supports.exp
264 (check_effective_target_arm_hard_vfp_ok): New hook.
265 (check_effective_target_arm_neon_ok): Improve test for neon
267 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
268 * config/arm/arm.c: Include cgraph.h
269 (TARGET_FUNCTION_VALUE): Override default hook.
270 (arm_pcs_default): New variable.
271 (arm_override_options): Don't fault hard calling convention with VFP.
272 Add support for AAPCS variants.
273 (arm_function_value): Make static. Handle AAPCS variants.
274 (arm_libcall_value): New function.
275 (arm_apply_result_size): Handle VFP registers in results.
276 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
278 (pcs_attribute_args): New variable.
279 (arm_pcs_from_attribute): New function.
280 (arm_get_pcs_model): New function.
281 (aapcs_vfp_cum_init): New function.
282 (aapcs_vfp_sub_candidate): New function.
283 (aapcs_vfp_is_return_candidate): New function.
284 (aapcs_vfp_is_call_candidate): New function.
285 (aapcs_vfp_allocate): New function.
286 (aapcs_vfp_allocate_return_reg): New function.
287 (aapcs_vfp_advance): New function.
288 (aapcs_cp_arg_layout): New variable.
289 (aapcs_select_call_coproc): New function.
290 (aapcs_select_return_coproc): New function.
291 (aapcs_allocate_return_reg): New function.
292 (aapcs_libcall_value): New function.
293 (aapcs_layout_arg): New function.
294 (arm_init_cumulative_args): Initialize AAPCS args data.
295 (arm_function_arg): Handle AAPCS variants using new interface.
296 (arm_arg_parital_bytes): Likewise.
297 (arm_function_arg_advance): New function.
298 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
300 (arm_setup_incoming_varargs): Handle new AAPCS args data.
301 * arm.h (NUM_VFP_ARG_REGS): Define.
302 (LIBCALL_VALUE): Update.
303 (FUNCTION_VALUE): Delete.
304 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
306 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
307 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
308 (FUNCTION_ARG_REGNO_P): Add VFP regs.
309 * arm-protos.h (arm_function_arg_advance): Add.
310 (aapcs_libcall_value): Add.
311 (arm_function_value): Delete.
313 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
314 H.J. Lu <hongjiu.lu@intel.com>
317 * config/i386/i386.c (standard_sse_mode_p): Remove.
318 (standard_sse_constant_p): Return 2 for integer mode
319 vector_all_ones_operand when SSE2 is enabled.
320 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
321 (ix86_expand_vector_move): Do not check for negative values from
322 standard_sse_constant_p.
324 2009-08-06 Richard Guenther <rguenther@suse.de>
326 * tree-ssa.c (useless_type_conversion_p_1): Make function and
327 array type comparisons frontend independent.
328 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
329 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
330 out array reference lower bound and element size operands.
331 (ao_ref_init_from_vn_reference): Properly compute the offset
333 (vn_reference_fold_indirect): Fill out array reference lower
334 bound and element size operands.
335 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
336 a non gimple valued reference operand which can happen for
337 array reference lower bound or element size.
338 (create_component_ref_by_pieces_1): Properly generate the
339 element size operand for array references.
341 2009-08-06 Richard Guenther <rguenther@suse.de>
343 PR tree-optimization/40964
344 * tree.c (iterative_hash_host_wide_int): Export.
345 * tree.h (iterative_hash_host_wide_int): Declare.
346 * tree-ssa-structalias.c (heapvar_map): New struct.
347 (heapvar_map_eq): New function.
348 (heapvar_map_hash): Likewise.
349 (heapvar_lookup): Adjust.
350 (heapvar_insert): Likewise.
351 (make_constraint_from_heapvar): Allow multiple heap variables
352 per decl at different offsets.
353 (init_alias_heapvars): Adjust.
355 2009-08-04 David Daney <ddaney@caviumnetworks.com>
357 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
358 * mips_output_sync_loop (mips_output_sync_loop): Only emit
359 trailing sync if TARGET_SYNC_AFTER_SC.
361 2009-08-05 David Daney <ddaney@caviumnetworks.com>
363 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
364 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
365 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
366 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
367 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
368 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
369 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
370 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
371 test_and_set_12): Rewrite calls to mips_output_sync_loop.
372 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
373 the prototype declaration match the definition.
374 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
375 instructions explicitly. Add barrier_before and operands
377 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
378 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
379 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
380 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
381 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
382 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
384 2009-08-05 Andrew Pinski <pinskia@gmail.com>
386 * tree-ssa-alias.c: Fix intervals to use [) syntax.
388 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
389 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
392 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
395 2009-08-05 Jakub Jelinek <jakub@redhat.com>
397 PR rtl-optimization/40924
398 * dse.c (canon_address): Before calling cselib_expand_value_rtx
399 make sure canon_rtx (mem_address) isn't simpler than
400 canon_rtx (expanded_mem_address).
402 2009-08-05 Li Feng <nemokingdom@gmail.com>
404 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
406 (build_scop_drs): Build alias set for each SCoP.
408 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
410 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
411 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
412 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
413 (MIPS_ARCH_FLOAT_SPEC): Likewise.
414 (BASE_DRIVER_SELF_SPECS): Likewise.
416 2009-08-04 Andrew Pinski <pinskia@gmail.com>
418 * tree-ssa-alias.c: Fix some comment typos.
420 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
422 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
423 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
425 2009-08-03 Janis Johnson <janis187@us.ibm.com>
428 * simplify-rtx.c (simplify_binary_operation_1): Disable
429 simplifications for decimal float operations.
431 2009-08-03 Jakub Jelinek <jakub@redhat.com>
434 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
435 operand of INDIRECT_REF.
437 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
439 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
440 constants referencing TLS symbols.
442 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
444 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
445 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
447 2009-08-03 Richard Guenther <rguenther@suse.de>
449 * tree.c (make_vector_type): Build a main variant first,
450 get the canonical one and then build the variant.
451 * tree-ssa.c (useless_type_conversion_p_1): Handle
453 (useless_type_conversion_p): Conversions to pointers to
454 incomplete record types are useless.
456 2009-08-03 Richard Guenther <rguenther@suse.de>
458 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
459 file will be created.
460 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
461 * toplev.c (compile_file): Adjust comment.
463 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
465 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
466 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
467 (TARGET_PROMOTE_FUNCTION_MODE): Define.
468 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
469 (sh_promote_function_mode): Fix typo.
471 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
473 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
475 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
477 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
478 declaration arguments.
480 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
483 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
484 (ix86_split_ashl): Ditto.
485 (ix86_expand_vector_init_one_nonzero): Ditto.
486 (ix86_expand_vector_set): Ditto.
487 (ix86_expand_reduc_v4sf): Ditto.
489 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
491 * explow.c (promote_function_mode): Remove assert.
492 * config/sh/sh.c (sh_promote_function_mode): Declare.
494 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
496 * config/pa/pa.c (pa_promote_function_mode): Declare.
497 Change to static. Fix promote_mode call.
499 * gthr-dce.h (CONST_CAST2): Define if not defined.
500 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
502 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
504 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
506 * expr.c (store_constructor): Use promote_decl_mode. Remove
507 now write-only variable unsignedp.
508 (expand_expr_real_1): Use promote_decl_mode.
509 * expr.h (promote_function_mode, promote_decl_mode): New.
510 (promote_mode): Remove last argument.
511 * function.c (assign_temp): Drop last argument of promote_mode.
512 (assign_parm_find_data_types): Use promote_function_mode.
513 (assign_parm_setup_reg): Likewise.
514 (expand_function_end): Use promote_function_mode.
515 * calls.c (initialize_argument_information): Use promote_function_mode.
516 (precompute_arguments): Use promote_mode instead of checking if
517 only PROMOTE_FUNCTION_MODE is defined.
518 (expand_call): When making sibcall decisions, use promote_function_mode.
519 Below, remove an if for targetm.calls.promote_function_return and
520 and use promote_function_mode.
521 (emit_library_call_value_1): Use promote_function_mode, fix bug
522 where promote_mode was passed FOR_CALL == 0 for a return value in an
524 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
525 * explow.c (promote_function_mode, promote_decl_mode): New.
526 (promote_mode): Keep only the FOR_CALL == 0 case.
527 * combine.c (setup_incoming_promotion): Remove test of
528 promote_function_args. Use promote_function_mode.
529 * stmt.c (expand_value_return): Use promote_decl_mode.
530 (expand_decl): Use promote_decl_mode.
532 * expr.c (store_constructor): Use promote_decl_mode. Remove
533 now write-only variable unsignedp.
534 (expand_expr_real_1): Use promote_decl_mode.
535 * expr.h (promote_function_mode, promote_decl_mode): New.
536 (promote_mode): Remove last argument.
537 * function.c (assign_temp): Drop last argument of promote_mode.
538 (assign_parm_find_data_types): Use promote_function_mode.
539 (assign_parm_setup_reg): Likewise.
540 (expand_function_end): Use promote_function_mode.
541 * calls.c (initialize_argument_information): Use promote_function_mode.
542 (precompute_arguments): Use promote_mode instead of checking if
543 only PROMOTE_FUNCTION_MODE is defined.
544 (expand_call): When making sibcall decisions, use promote_function_mode.
545 Below, remove an if for targetm.calls.promote_function_return and
546 and use promote_function_mode.
547 (emit_library_call_value_1): Use promote_function_mode, fix bug
548 where promote_mode was passed FOR_CALL == 0 for a return value in an
550 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
551 * explow.c (promote_function_mode, promote_decl_mode): New.
552 (promote_mode): Keep only the FOR_CALL == 0 case.
553 * combine.c (setup_incoming_promotion): Remove test of
554 promote_function_args. Use promote_function_mode.
555 * stmt.c (expand_value_return): Use promote_decl_mode.
556 (expand_decl): Use promote_decl_mode.
558 * explow.c (promote_function_mode): Just call the target hook.
559 * targhooks.c (default_promote_function_mode,
560 default_promote_function_mode_always_promote): New.
561 * targhooks.h (default_promote_function_mode,
562 default_promote_function_mode_always_promote): Declare.
563 * target.h (promote_function_args, promote_function_return): Remove.
564 (promote_function_mode): New.
565 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
566 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
567 (TARGET_PROMOTE_FUNCTION_MODE): New.
568 (TARGET_CALLS): Adjust.
569 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
570 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
572 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
573 * config/s390/s390.c (s390_promote_function_mode): ... here,
574 with pointer handling.
575 (TARGET_PROMOTE_FUNCTION_MODE): Define.
576 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
578 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
579 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
580 with pointer handling.
581 (TARGET_PROMOTE_FUNCTION_MODE): Define.
582 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
584 * config/sh/sh-protos.h (sh_promote_function_mode): New.
585 * config/sh/sh.c (sh_promote_function_mode): New.
586 (TARGET_PROMOTE_FUNCTION_MODE): Define.
587 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
589 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
590 * config/cris/cris.c (cris_promote_function_mode): ... here.
591 (TARGET_PROMOTE_FUNCTION_MODE): Define.
592 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
594 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
595 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
596 (TARGET_PROMOTE_FUNCTION_MODE): Define.
597 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
599 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
600 * config/arm/arm.c (arm_promote_function_mode): ... here, without
601 complex type handling.
602 (TARGET_PROMOTE_FUNCTION_MODE): Define.
603 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
605 * config/pa/pa.c (pa_promote_function_mode): New.
606 (TARGET_PROMOTE_FUNCTION_MODE): Define.
607 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
609 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
610 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
611 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
612 * config/xtensa/xtensa.c: Likewise.
613 * config/stormy16/stormy16.c: Likewise.
614 * config/iq2000/iq2000.c: Likewise.
615 * config/rs6000/rs6000.c: Likewise.
616 * config/picochip/picochip.c: Likewise.
617 * config/arc/arc.c: Likewise.
618 * config/mcore/mcore.c: Likewise.
619 * config/score/score.c: Likewise.
620 * config/mips/mips.c: Likewise.
621 * config/bfin/bfin.c: Likewise.
622 * config/ia64/ia64.c: Likewise (disabled though).
624 * config/frv/frv.h: Remove pointless remark.
626 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
627 TARGET_PROMOTE_FUNCTION_ARGS,
628 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
629 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
631 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
633 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
634 -floop-parallelize-all.
635 * toplev.c (process_options): Rename flag_graphite_force_parallel to
636 flag_loop_parallelize_all.
637 * tree-ssa-loop.c (gate_graphite_transforms): Same.
638 * graphite.c (graphite_transform_loops): Same.
640 * graphite-poly.c (apply_poly_transforms): Same.
642 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
644 PR tree-optimization/40914
645 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
646 if set, then check the delta field of the PMF record.
647 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
648 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
649 call is stored in the delta.
651 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
653 * config/mips/mips.md (*clear_upper32_dext): New pattern.
655 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/bsd.h (ASM_BYTE): New define.
658 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
659 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
660 .byte. Use fputs or putc instead of fprintf where appropriate.
661 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
662 fputs or putc instead of fprintf where appropriate.
663 * config/i386/i386elf.h: Ditto.
664 * config/i386/sysv4.h: Ditto.
666 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
667 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
668 (*tls_global_dynamic_64): Ditto.
670 2009-07-31 Christian Bruel <christian.bruel@st.com>
672 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
674 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
676 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
677 Remove dead code for MINUS.
679 2009-07-31 Anthony Green <green@moxielogic.com>
681 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
683 (moxie_expand_epilogue): Ditto for epilogue.
684 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
686 (moxie_function_arg): Ditto.
687 (moxie_pass_by_reference): Ditto.
688 (moxie_arg_partial_bytes): Ditto.
689 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
690 (FUNCTION_ARG_ADVANCE) Ditto.
691 (REG_PARM_STACK_SPACE) Ditto.
692 (FUNCTION_ARG_REGNO_P) Dito.
694 * config.gcc: Add moxie linux config support.
695 * gcc/config/moxie/uclinux.h: New file.
697 2009-07-31 DJ Delorie <dj@redhat.com>
699 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
700 (UNSPECV_SP_SWITCH_E): New.
701 (sp_switch_1): Change to an unspec.
702 (sp_switch_2): Change to an unspec. Don't use post-inc when we
704 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
705 reference the new stack's address
707 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
709 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
710 graphite-clast-to-gimple.o, graphite-dependences.o,
711 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
712 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
713 (graphite-blocking.o,
714 graphite-clast-to-gimple.o, graphite-dependences.o,
715 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
716 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
717 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
718 * cfgloop.h (struct loop): Add can_be_parallel field.
719 * common.opt (fgraphite-identity): Moved up.
720 (fgraphite-force-parallel): New flag.
721 * graphite.c: Rewrite.
722 * graphite.h: Rewrite.
723 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
725 * toplev.c (graphite_out_file): New file descriptor.
726 (graphite_in_file): New.
727 (process_options): flag_graphite_force_parallel cannot be used without
729 * tree-ssa-loop.c: Include toplev.h.
730 (gate_graphite_transforms): Enable flag_graphite for
731 flag_graphite_force_parallel.
733 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
735 * ChangeLog.graphite: New.
736 * graphite-blocking.c: New.
737 * graphite-clast-to-gimple.c: New.
738 * graphite-clast-to-gimple.h: New.
739 * graphite-dependences.c: New.
740 * graphite-dependences.h: New.
741 * graphite-interchange.c: New.
742 * graphite-poly.c: New.
743 * graphite-poly.h: New.
744 * graphite-ppl.c: New.
745 * graphite-ppl.h: New.
746 * graphite-scop-detection.c: New.
747 * graphite-scop-detection.h: New.
748 * graphite-sese-to-poly.c: New.
749 * graphite-sese-to-poly.h: New.
753 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
755 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
756 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
758 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
760 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
761 (scev_is_linear_expression): Return false if the evolution is not
764 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
766 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
767 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
769 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
771 * tree-data-ref.c (debug_data_references): New.
772 (debug_data_reference): New.
773 * tree-data-ref.h (debug_data_references): Declared.
774 (debug_data_reference): Declared.
776 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
778 * tree-data-ref.c (stmt_simple_memref_p: Removed.
779 * tree-data-ref.h (scop_p): Removed.
780 (struct data_reference): Remove field scop.
782 (stmt_simple_memref_p): Removed.
784 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
786 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
787 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
790 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
792 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
794 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
796 * doc/invoke.texi (-fgraphite-identity): Documented.
798 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
800 * tree-scalar-evolution.c: Fix comment.
801 (instantiate_scev_1): Return unknow from scev instantiation if the
802 result is not above instantiate_below.
804 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
806 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
807 static anymore. Instantiate the symbols that may have been introduced
809 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
812 2009-07-30 DJ Delorie <dj@redhat.com>
814 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
815 .vliw directive to VLIW sections.
817 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
819 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
821 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
822 (AUTOHEADER): New variable.
823 ($(srcdir)/cstamp-h.in): Use it.
825 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
826 Pat Haugen <pthaugen@us.ibm.com>
827 Revital Eres <ERES@il.ibm.com>
829 * config/rs6000/vector.md (VEC_F): Add VSX support.
833 (vector_load_<mode>): Ditto.
834 (vector_store_<mode>): Ditto.
835 (vector GPR move split): Ditto.
836 (vec_reload_and_plus_<mptrsize>): Ditto.
837 (vec_reload_and_reg_<mptrsize>): Ditto.
843 (smin<mode>3): Ditto.
844 (smax<mode>3): Ditto.
845 (vector_eq<mode>): Ditto.
846 (vector_gt<mode>): Ditto.
847 (vector_ge<mode>): Ditto.
848 (vector_gtu<mode>): Ditto.
849 (vector_select_<mode>_uns): Ditto.
850 (vector_eq_<mode>_p): Ditto.
851 (vector_gt_<mode>_p): Ditto.
852 (vector_ge_<mode>_p): Ditto.
853 (vector_gtu_<mode>_p): Ditto.
854 (cr6_test_for_zero): Ditto.
855 (cr6_test_for_zero_reverse): Ditto.
856 (cr6_test_for_lt): Ditto.
857 (cr6_test_for_lt_reverse): Ditto.
861 (one_cmpl<mode>2): Ditto.
863 (andc<mode>2): Ditto.
864 (float<VEC_int<mode>2): Ditto.
865 (unsigned_float<VEC_int><mode>2): Ditto.
866 (fix_trunc<mode><VEC_int>2): Ditto.
867 (fixuns_trunc<mode><VEC_int>2): Ditto.
869 (vec_set<mode>): Ditto.
870 (vec_extract<mode>): Ditto.
871 (vec_interleave_highv4sf): Ditto.
872 (vec_interleave_lowv4sf): Ditto.
873 (vec_realign_load_<mode>): Ditto.
874 (vec_shl_<mode>): Ditto.
875 (vec_shr_<mode>): Ditto.
876 (div<mode>3): New patterns for VSX.
877 (vec_interleave_highv2df): Ditto.
878 (vec_interleave_lowv2df): Ditto.
879 (vec_pack_trunc_v2df): Ditto.
880 (vec_pack_sfix_trunc_v2df): Ditto.
881 (vec_pack_ufix_trunc_v2df): Ditto.
882 (vec_unpacks_hi_v4sf): Ditto.
883 (vec_unpacks_lo_v4sf): Ditto.
884 (vec_unpacks_float_hi_v4si): Ditto.
885 (vec_unpacku_float_lo_v4si): Ditto.
886 (vec_unpacku_float_hi_v4si): Ditto.
887 (vec_unpacks_float_lo_v4si): Ditto.
888 (movmisalign<mode>): Ditto.
889 (vector_ceil<mode>2): New patterns for vectorizing math library.
890 (vector_floor<mode>2): Ditto.
891 (vector_btrunc<mode>2): Ditto.
892 (vector_copysign<mode>3): Ditto.
894 * config/rs6000/predicates.md (easy_vector_constant_msb): New
895 predicate for setting the high bit in each word, used for copysign.
897 * config/rs6000/ppc-asm.h (f19): Whitespace.
898 (f32-f63): Define if VSX.
899 (v0-v31): Define if Altivec.
900 (vs0-vs63): Define if VSX.
902 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
904 * config/rs6000/power7.md: New file, provide tuning parameters for
907 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
908 (rs6000_cpu_cpp_builtins): Ditto.
909 (altivec_overloaded_builtins): Ditto.
910 (altivec_resolve_overloaded_builtin): Ditto.
912 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
913 debug switch to disable vectorizing simple math builtin
916 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
917 Vectorize simple math builtin functions.
918 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
919 hook to vectorize math builtins.
920 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
921 (rs6000_builtin_conversion): Add VSX/power7 support.
922 (rs6000_builtin_vec_perm): Ditto.
923 (vsplits_constant): Add support for loading up a vector constant
924 with just the high bit set in each part.
925 (rs6000_expand_vector_init): Add VSX/power7 support.
926 (rs6000_expand_vector_set): Ditto.
927 (rs6000_expand_vector_extract): Ditto.
928 (rs6000_emit_move): Ditto.
932 (rs6000_expand_ternop_builtin): Ditto.
933 (altivec_expand_builtin): Ditto.
934 (rs6000_expand_unop_builtin): Ditto.
935 (rs6000_init_builtins): Ditto.
936 (altivec_init_builtins): Ditto.
937 (builtin_function_type): Ditto.
938 (rs6000_common_init_builtins): Ditto.
939 (rs6000_handle_altivec_attribute); Ditto.
940 (rs6000_mangle_type): Ditto.
941 (rs6000_vector_mode_supported_p): Ditto.
942 (rs6000_mode_dependent_address): Altivec addresses with AND -16
945 * config/rs6000/vsx.md: New file for VSX support.
947 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
948 identifing values with just the most significant bit set.
949 (enum rs6000_builtins): Add builtins for VSX. Add simple math
952 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
953 (UNSPEC_VRFIM): Delete.
954 (splitter for loading up vector with most significant bit): New
955 splitter for vectorizing copysign.
956 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
957 vectorizing simple math functions.
958 (altivec_vrfip): Add support for vectorizing simple math functions.
959 (altivec_vrfim): Ditto.
960 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
962 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
963 (power7.md, vsx.md): Include for power7 support.
964 (copysigndf3): Use VSX instructions if -mvsx.
967 (nabsdf2_fpr): Ditto.
972 (fix_truncdfdi2_fpr): Ditto.
973 (cmpdf_internal1): Ditto.
974 (fred, fred_fpr): Convert into expander/insn to add VSX support.
975 (btruncdf2, btruncdf2_fpr): Ditto.
976 (ceildf2, ceildf2_fpr): Ditto.
977 (floordf2, floordf2_fpr): Ditto.
978 (floatdidf2, floatdidf2_fpr): Ditto.
979 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
980 (fmsubdf4_fpr): Ditto.
981 (fnmadddf4_fpr_1): Ditto.
982 (fnmadddf4_fpr_2): Ditto.
983 (fnmsubdf4_fpr_1): Ditto.
984 (fnmsubdf4_fpr_2): Ditto.
985 (fixuns_truncdfdi2): Add expander for VSX support.
986 (fix_truncdfdi2): Ditto.
987 (fix_truncdfsi2): Ditto.
989 (btruncsf2): Whitespace.
990 (movdf_hardfloat32): Add support for VSX registers.
991 (movdf_softfloat32): Ditto.
992 (movdf_hardfloat64): Ditto.
993 (movdf_hardfloat64_mfpgpr): Ditto.
994 (movdf_softfloat64): Ditto.
995 (movti splitters): Add check for vector registers supporting
996 TImode in the future.
997 (bpermd): Add power7 bpermd instruction.
999 * config/rs6000/altivec.h (vec_div): Define if VSX.
1003 (vec_nearbyint): Ditto.
1006 (all predicates): Use the generic builtin function, and not the V4SF
1007 specific function so that the predicates will work with VSX's V2DF.
1011 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1012 Document new VSX functions and types.
1014 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1017 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1018 "wa", and "j" constraints. Modify "v" to talk about Altivec
1019 instead of just vector.
1021 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1024 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1025 location for phi arguments.
1026 (rewrite_update_phi_arguments): Find locations for reaching defs.
1027 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1028 Add location to add_phi_arg calls.
1029 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1030 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1031 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1032 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1033 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1034 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1035 * tree-phinodes.c (make_phi_node): Initialize location.
1036 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1037 (add_phi_arg): Add location parameter.
1038 (remove_phi_arg_num): Move location when moving phi argument.
1039 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1041 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1042 slpeel_update_phi_nodes_for_guard1,
1043 slpeel_update_phi_nodes_for_guard2,
1044 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1045 vect_loop_versioning): Set locations.
1046 * tree-parloops.c (create_phi_for_local_result,
1047 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1048 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1049 * tree-vect-loop.c (get_initial_def_for_induction,
1050 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1052 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1053 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1054 (gimple_phi_arg_set_location): New. Set locus.
1055 (gimple_phi_arg_has_location): New. Check for locus.
1056 (redirect_edge_var_map_location): New. Return locus from var_map.
1057 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1058 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1059 combining PHI arguments.
1060 (cond_store_replacement): Set location.
1061 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1062 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1063 scop_add_exit_phis_edge): Add locations.
1064 * tree-cfgcleanup.c (remove_forwarder_block,
1065 remove_forwarder_block_with_phi): Add locations.
1066 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1067 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1069 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1070 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1071 flush_pending_stmts): Add source location.
1072 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1073 stack to preserve locations.
1074 * tree-vect-stmts.c (vectorizable_load): Add location.
1075 * tree-inline.c (copy_phis_for_bb): Copy locus.
1076 (setup_one_parameter): Add call locus to inlined parameter stmts.
1077 (initialize_inlined_parameters): Pass in call location as parameter
1079 (tree_function_versioning): Pass location to setup_one_parameter.
1080 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1081 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1082 copy and edge lists.
1083 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1084 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1085 locus parameter and override the stmt default if provided.
1086 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1087 elim_graph_add_edge, elim_graph_remove_succ_edge,
1088 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1089 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1090 eliminate_phi): Add locus info in elimination graph for each edge and
1092 (insert_backedge_copies): Copy locus if present.
1093 * tree-flow.h (struct _edge_var_map): Add locus field.
1094 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1095 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1096 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1098 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1100 2009-07-30 Martin Jambor <mjambor@suse.cz>
1102 PR tree-optimization/40570
1103 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1106 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1108 * ssa-loop-manip.c: Include langhooks.h.
1109 (rewrite_phi_with_iv): New.
1110 (rewrite_all_phi_nodes_with_iv): New.
1111 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1112 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1113 * tree-parloops.c (loop_parallel_p): Move out all conditions
1114 except dependency check.
1115 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1116 (gen_parallel_loop): Call canonicalize_loop_ivs without
1117 reduction_list argument.
1118 (build_new_reduction): New.
1119 (gather_scalar_reductions): New.
1120 (try_get_loop_niter): New.
1121 (try_create_reduction_list): New.
1122 (parallleize_loops): Change the parallel conditions check.
1123 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1124 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1126 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1128 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1130 * doc/options.texi (Option properties): Mention new quoting syntax.
1132 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1134 * config/alpha/alpha.c (alpha_start_function):
1135 Handle VMS_DEBUG_MAIN_POINTER
1136 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1137 * doc/invoke.texi: Document -mdebug-main switch.
1139 2009-07-29 Richard Henderson <rth@redhat.com>
1141 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1142 (cgraph_create_edge_including_clones): Likewise.
1143 * tree-inline.c (copy_bb): Operate on the correct edges
1144 when updating the callgraph.
1146 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1148 * config/alpha/vms-cc.c: Deleted.
1149 * config/alpha/vms-ld.c: Deleted.
1150 * config/alpha/t-vms64: Moved to config/vms
1151 * config/alpha/vms-crt0-64.c: Moved to config/vms
1152 * config/alpha/vms-crt0.c: Moved to config/vms
1153 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1154 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1155 * config/alpha/xm-vms.h: Moved to config/vms
1156 * config/alpha/x-vms: Moved to config/vms
1157 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1159 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1160 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1162 * config/vms/t-vms64: Moved here from config/alpha
1163 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1164 (argc,argv,envp): Enforce 32bit malloc'ing.
1165 * config/vms/vms-psxcrt0-64.c: Likewise.
1166 * config/vms/vms-crt0.c: Moved here from config/alpha.
1167 * config/vms/vms-psxcrt0.c: Likewise.
1168 * config/vms/vms-crtl-64.h: New file.
1169 * config/vms/vms-crtl.h: New file.
1170 * config/vms/vms.opt: New file.
1171 * config/vms/xm-vms64.h: New file.
1172 * config/vms/xm-vms.h: Moved here from config/alpha.
1173 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1175 * config/vms/x-vms: Moved here from config/alpha.
1176 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1177 (vms-ld.o, vms-cc.o): Removed.
1178 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1180 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1182 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1183 correct stack (obvious VMS fix).
1185 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1187 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1188 date, version info if VMS_DEBUGGING_INFO defined.
1189 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1190 size, date calculating code moved here.
1192 2009-07-29 Paul Brook <paul@codesourcery.com>
1194 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1197 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1200 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1201 to DImode when generating insq_le insn.
1203 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1205 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1206 New macro set for VMS_DEBUGGGING_INFO.
1207 (AT_string_form): Use it.
1209 2009-07-28 DJ Delorie <dj@redhat.com>
1211 * config/mep/mep.c (vtext_section): New.
1212 (vftext_section): New.
1213 (ftext_section): New.
1214 (mep_select_section): Add support for functions.
1215 (mep_unique_section): Likewise.
1216 (mep_asm_init_sections): Likewise.
1217 (mep_encode_section_info): Remove it from here.
1219 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1221 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1223 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1224 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1226 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1228 * dwarf2out.c (output_file_names): Test new macro
1229 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1230 (add_comp_dir_attribute): Likewise.
1232 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1234 * config/i386/mingw-w64.h (LINK_SPEC): Add
1235 separating space between commands.
1237 2009-07-28 Jan Hubicka <jh@suse.cz>
1239 PR tree-optimization/40759
1240 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1243 2009-07-27 DJ Delorie <dj@redhat.com>
1245 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1246 types are dword-aligned.
1247 (mep_expand_va_start): Likewise.
1249 2009-07-27 Olivier Hainque <hainque@adacore.com>
1250 Douglas B Rupp <rupp@gnat.com>
1252 * convert.c (convert_to_pointer): Don't assume the target
1253 pointer type is POINTER_SIZE long. Fetch its precision instead.
1255 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1257 * system.h (fopen): Undefine if macro.
1259 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1261 * dwarf2out.c (output_cfi_p): Removed.
1262 (output_cfis): New function.
1263 (output_fde): New function, split from output_call_frame_info.
1264 (output_call_frame_info): Use it.
1265 (dwarf2out_switch_text_section): Use output_cfis.
1267 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1269 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1270 TARGET_BI_ARCH is specified without enabling SJLJ.
1271 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1272 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1274 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1276 * arm.md (negdi2): Use DImode if forcing a value into a register.
1278 2009-07-26 Ira Rosen <irar@il.ibm.com>
1280 PR tree-optimization/40801
1281 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1282 of vector operand from the previous copy of vector statement.
1283 Pass the correct definition type value to
1284 vect_get_vec_def_for_stmt_copy().
1286 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1288 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1289 const char ** conversion.
1291 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1293 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1294 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1295 (gcc_unreachable): Invoke __builtin_unreachable() if
1296 !ENABLE_ASSERT_CHECKING.
1298 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1300 PR rtl-optimization/40445
1301 * emit-rtl.c (next_nonnote_insn_bb): New function.
1302 * rtl.h (next_nonnote_insn_bb): Declare new function.
1303 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1304 with no successors that is the successor of the ENTRY_BLOCK.
1305 Continue from the top after removing an empty fallthrough block.
1306 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1307 of next_nonnote_insn.
1309 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1311 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1313 2009-07-25 Martin Jambor <mjambor@suse.cz>
1315 * c-common.c (c_common_attribute_table): New element for noclone.
1316 (handle_noclone_attribute): New function. Forward-declare.
1317 * tree-inline.c (tree_versionable_function_p): Check for noclone
1319 * doc/extend.texi (Labels as Values): Document need for noclone.
1320 (Function Attributes): Document noclone attribute.
1322 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1324 PR rtl-optimization/34999
1325 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1326 and dw_fde_switched_cold_to_hot fields.
1327 (output_cfi_p): New function.
1328 (output_call_frame_info): If fde->dw_fde_switched_sections,
1329 output 2 FDEs instead of one with corrupted header.
1330 (dwarf2out_do_cfi_startproc): New function.
1331 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1332 and fde->dw_fde_switched_cold_to_hot.
1333 (dwarf2out_switch_text_section): Compute
1334 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1335 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1336 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1337 Otherwise, compute fde->dw_fde_switch_cfi.
1339 2009-07-24 Cary Coutant <ccoutant@google.com>
1341 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1343 2009-07-24 Cary Coutant <ccoutant@google.com>
1345 * cfghooks.c (split_block): Copy discriminator to new block.
1346 * tree-cfg.c (assign_discriminator): Check location of last
1347 instruction in block as well as first.
1349 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/linux.c: Use fputs or putc instead of fprintf
1353 * config/i386/gas.h: Ditto.
1354 * config/i386/x86-64.h: Ditto.
1355 * config/i386/att.h: Ditto.
1357 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1359 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1362 2009-07-24 Martin Jambor <mjambor@suse.cz>
1364 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1365 (ipa_push_func_to_list_1): Declare.
1366 (ipa_push_func_to_list): New function.
1368 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1369 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1370 (ipa_push_func_to_list): Removed.
1371 (ipa_pop_func_from_list): Clear node_enqueued flag.
1373 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1375 * config/s390/s390.c (override_options): Default
1376 max-unrolled-insns to 100 for z10 tuning.
1378 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1380 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1381 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1382 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1383 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1384 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1385 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1386 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1388 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1390 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1391 use default set in mingw32.h header.
1392 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1393 64-bit /mingw/include path.
1394 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1397 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1399 PR rtl-optimization/40209
1400 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1402 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1404 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1405 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1406 with the rest of string where appropriate. Use fputs or putc
1407 instead of fprintf where appropriate.
1409 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1410 Pat Haugen <pthaugen@us.ibm.com>
1411 Revital Eres <ERES@il.ibm.com>
1413 * config/rs6000/vector.md: New file. Move most of the vector
1414 expander support here from altivec.md to allow for the VSX vector
1415 unit in the future. Add support for secondary_reload patterns.
1416 Rewrite the patterns for vector comparison, and vector comparison
1417 predicate instructions so that the RTL expresses the desired
1418 behavior, instead of using unspec.
1420 * config/rs6000/constraints.md ("f" constraint): Use
1421 rs6000_constraints to hold the precalculated register class.
1422 ("d" constraint): Ditto.
1423 ("wd" constraint): New constraint for VSX.
1424 ("wf" constraint): Ditto.
1425 ("ws" constraint): Ditto.
1426 ("wa" constraint): Ditto.
1427 ("wZ" constraint): Ditto.
1428 ("j" constraint): Ditto.
1430 * config/rs6000/predicates.md (vsx_register_operand): New
1432 (vfloat_operand): New predicate for vector.md.
1433 (vint_operand): Ditto.
1434 (vlogical_operand): Ditto.
1435 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1436 (easy_vector_constant): Add VSX support.
1437 (altivec_indexed_or_indirect_operand): New predicate for
1438 recognizing Altivec style memory references with AND -16.
1440 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1441 for vector secondary reload support.
1442 (rs6000_vector_reg_class): Delete, replacing it with
1444 (rs6000_vsx_reg_class): Ditto.
1445 (rs6000_constraints): New array to hold the register classes of
1446 each of the register constraints that can vary at runtime.
1447 (builtin_mode_to_type): New static array for builtin function type
1449 (builtin_hash_table): New static hash table for builtin function
1451 (TARGET_SECONDARY_RELOAD): Define target hook.
1452 (TARGET_IRA_COVER_CLASSES): Ditto.
1453 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1454 registers are 128 bits if VSX memory reference instructions are used.
1455 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1457 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1458 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1459 Print several of the scheduling related parameters.
1460 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1461 rs6000_constraints instead of rs6000_vector_reg_class. Move
1462 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1463 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1464 Altivec. Add VSX support. Setup for secondary reload support on
1465 Altivec/VSX registers.
1466 (rs6000_override_options): Make power7 set the scheduling groups
1467 like the power5. Add support for new debug switches to override
1468 the scheduling defaults. Temporarily disable -mcpu=power7 from
1469 setting -mvsx. Add support for debug switches -malways-hint,
1470 -msched-groups, and -malign-branch-targets.
1471 (rs6000_buitlin_conversion): Add support for returning unsigned
1472 vector conversion functions to fix regressions due to stricter
1474 (rs6000_builtin_mul_widen_even): Ditto.
1475 (rs6000_builtin_mul_widen_odd): Ditto.
1476 (rs6000_builtin_vec_perm): Ditto.
1477 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1478 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1480 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1482 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1483 VSX types for bit operations. Changes to accomidate vector.md.
1484 (bdesc_2arg): Ditto.
1485 (bdesc_1arg): Ditto.
1486 (struct builtin_description_predicates): Rewrite predicate
1487 handling so that RTL describes the operation, instead of passing
1488 the instruction to be used as a string argument.
1489 (bdesc_altivec_preds): Ditto.
1490 (altivec_expand_predicate_builtin): Ditto.
1491 (altivec_expand_builtin): Ditto.
1492 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1493 statement for vsldoi support.
1494 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1495 (altivec_expand_st_builtin): Ditto.
1496 (paired_expand_builtin): Whitespace changes.
1497 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1498 builtin_mode_to_type table for secondary reload. Call
1499 builtin_function_type to build random builtin functions.
1500 (altivec_init_builtins): Change to use builtin_function_type to
1501 create builtin function types dynamically as we need them.
1502 (builtin_hash_function): New support for hashing the tree types
1503 for builtin function as we need it, rather than trying to build
1504 all of the trees that we need. Add initial preliminary VSX support.
1505 (builtin_function_type): Ditto.
1506 (builtin_function_eq): Ditto.
1507 (builtin_hash_struct): Ditto.
1508 (rs6000_init_builtins): Ditto.
1509 (rs6000_common_init_builtins): Ditto.
1510 (altivec_init_builtins): Ditto.
1511 (rs6000_common_init_builtins): Ditto.
1512 (enum reload_reg_type): New enum for simplifing reg classes.
1513 (rs6000_reload_register_type): Simplify register classes into GPR,
1514 Vector, and other registers. Altivec and VSX addresses in reload.
1515 (rs6000_secondary_reload_inner): Ditto.
1516 (rs6000_ira_cover_classes): New target hook, that returns the
1517 appropriate cover classes, based on -mvsx being used or not.
1518 (rs6000_secondary_reload_class): Add VSX support.
1519 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1520 (get_vsel_insn): Ditto.
1521 (rs6000_emit_vector_compare): Rewrite vector conditional support
1522 so that where we can, we use RTL operators, instead of blindly use
1524 (rs6000_emit_vector_select): Ditto.
1525 (rs6000_emit_vector_cond_expr): Ditto.
1526 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1527 (create_TOC_reference): Add -mdebug=addr support.
1528 (emit_frame_save): VSX loads/stores need register indexed addressing.
1530 * config/rs6000/rs6000.md: Include vector.md.
1532 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1534 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1535 support for V2DI, V2DF in logical, permute, select operations.
1537 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1538 switch for vsx/power7.
1539 (-mvsx-scalar-memory): Ditto.
1540 (-mvsx-align-128): Ditto.
1541 (-mallow-movmisalign): Ditto.
1542 (-mallow-df-permute): Ditto.
1543 (-msched-groups): Ditto.
1544 (-malways-hint): Ditto.
1545 (-malign-branch-targets): Ditto.
1547 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1549 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1550 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1551 (rs6000_vector_reg_class): Delete.
1552 (rs6000_vsx_reg_class): Ditto.
1553 (enum rs6000_reg_class_enum): New enum for the constraints that
1554 vary based on target switches.
1555 (rs6000_constraints): New array to hold the register class for all
1556 of the register constraints that vary based on the switches used.
1557 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1558 (enum rs6000_builtins): Add unsigned varients for the builtin
1559 declarations returned by target hooks for expanding multiplies,
1560 select, and permute operations. Add VSX builtins.
1561 (enum rs6000_builtin_type_index): Add entries for VSX.
1562 (V2DI_type_node): Ditto.
1563 (V2DF_type_node): Ditto.
1564 (unsigned_V2DI_type_node): Ditto.
1565 (bool_long_type_node): Ditto.
1566 (intDI_type_internal_node): Ditto.
1567 (uintDI_type_internal_node): Ditto.
1568 (double_type_internal_node): Ditto.
1570 * config/rs6000/altivec.md (whole file): Move all expanders to
1571 vector.md from altivec.md. Rename insn matching functions to be
1573 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1574 (altivec_vcmp*): Ditto.
1575 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1576 (VM): New iterator for moves that includes the VSX types.
1577 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1578 (altivec_vperm_<mode>_uns): New, for unsigned types.
1579 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1580 (altivec_eq<mode>): Ditto.
1581 (altivec_gt<mode>): Ditto.
1582 (altivec_gtu<mode>): Ditto.
1583 (altivec_eqv4sf): Ditto.
1584 (altivec_gev4sf): Ditto.
1585 (altivec_gtv4sf): Ditto.
1586 (altivec_vcmpbfp_p): Ditto.
1588 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1590 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1593 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1596 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1597 ASM_SHORT instead of .word.
1598 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1599 instead of .word in asm template.
1601 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1604 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1605 (process_bb_node_lives): Use it.
1607 * ira.c (setup_cover_and_important_classes): Don't setup
1608 ira_important_class_nums. Add cover classes to the end of
1610 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1612 (find_reg_class_closure): Use reorder_important_classes.
1614 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1616 * config/i386/i386.c (i386_ira_cover_classes): New function.
1617 (TARGET_IRA_COVER_CLASSES): Redefine.
1619 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1620 importance of order of cover classes in the array.
1622 2009-07-22 Diego Novillo <dnovillo@google.com>
1624 * tree-pass.h (TDF_EH): Define.
1625 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1626 contains TDF_EH, print the EH region number holding GS.
1627 * tree-dump.c (dump_options): Add "eh".
1628 * doc/invoke.texi: Document it.
1630 2009-07-22 Doug Kwan <dougkwan@google.com>
1632 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1634 2009-07-22 Michael Matz <matz@suse.de>
1636 PR tree-optimization/35229
1637 PR tree-optimization/39300
1639 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1640 (inhibit_phi_insertion): New function.
1641 (insert_into_preds_of_block): Call it for REFERENCEs.
1642 (init_pre): Initialize and finalize scalar evolutions.
1643 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1645 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1647 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1648 Use CONST_VECTOR_NUNITS to determine number of elements.
1650 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1652 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1653 (U, W): Constraints are now deprecated and will be removed if we
1655 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1657 ("prefetch"): Add the stcmh instruction for prefetching.
1658 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1660 (s390_short_displacement): Return always true if compiling for
1661 machines not providing the long displacement facility.
1662 (s390_mem_constraint): Support the new constraint letter Z.
1663 (s390_check_qrst_address): New function.
1665 2009-07-21 DJ Delorie <dj@redhat.com>
1667 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1670 2009-07-21 Jason Merrill <jason@redhat.com>
1672 * c-common.c (max_tinst_depth): Increase default to 1024.
1674 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1677 (vec_unpacku_float_lo_v4si): Ditto.
1679 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1683 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1684 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1685 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1687 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1689 PR tree-optimization/40813
1690 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1693 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1695 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1696 with a NOP_EXPR if needed.
1698 2009-07-21 Paul Brook <paul@codesourcery.com>
1700 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1701 Terminate debug dump with newline.
1703 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1705 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1706 Cast "1" to unsigned HOST_WIDE_INT.
1707 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1708 deposit length to the maximum length - lsb. Extend length if
1709 HOST_BITS_PER_WIDE_INT is 32.
1711 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1713 * cgraph.h (constant_pool_htab): New function.
1714 (constant_descriptor_tree): Move from varasm.c.
1715 * varasm.c (constant_pool_htab): New function.
1716 (constant_descriptor_tree): Move to cgraph.h.
1718 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1720 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1722 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1724 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1727 2009-07-20 Xinliang David Li <davidxl@google.com>
1729 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1731 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1733 * config/mips/mips.md (move_type): Add arith.
1734 (type): Handle arith.
1735 (zero_extendsidi2): Rename this into ...
1736 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1737 (zero_extendsidi2): New expander.
1738 (*zero_extendsidi2_dext): New pattern.
1740 2009-07-20 Nick Clifton <nickc@redhat.com>
1742 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1743 to set MIPS_ABI_DEFAULT.
1744 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1746 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1748 * tree-object-size.c (addr_object_size): Handle unions with
1749 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1751 PR tree-optimization/40792
1752 * tree.c (build_function_type_skip_args): Remove bogus assert.
1754 2009-07-20 Jan Hubicka <jh@suse.cz>
1755 Martin Jambor <mjambor@suse.cz>
1757 * cgraph.h (combined_args_to_skip): New field.
1758 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1759 combined_args_to_skip and args_to_skip.
1760 * tree-inline.c (update_clone_info): New function.
1761 (tree_function_versioning): Call update_clone_info.
1762 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1764 (cgraph_materialize_all_clones): More extensive dumping, working
1765 with combined_args_to_skip rather than args_to_skip.
1767 2009-07-20 Ira Rosen <irar@il.ibm.com>
1769 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1770 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1771 (get_initial_def_for_reduction): Likewise.
1772 (vectorizable_reduction): Skip the check of first operand in case
1773 of COND_EXPR. Add check that it is outer loop vectorization if
1774 nested cycle was detected. Call vectorizable_condition() for
1775 COND_EXPR. If reduction epilogue cannot be created do not fail for
1776 nested cycles (if it is not double reduction). Assert that there
1777 is only one type in the loop in case of COND_EXPR. Call
1778 vectorizable_condition() to vectorize COND_EXPR.
1779 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1780 Add parameters. Allow nested cycles if called from
1781 vectorizable_reduction(). Use reduction vector variable if provided.
1782 (vect_analyze_stmt): Call vectorizable_reduction() before
1783 vectorizable_condition().
1784 (vect_transform_stmt): Update call to vectorizable_condition().
1786 2009-07-20 Christian Bruel <christian.bruel@st.com>
1788 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1789 * doc/invoke.texi (-mfmovd): Likewise.
1790 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1792 2009-07-20 Jan Hubicka <jh@suse.cz>
1794 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1795 when handling SSA name.
1797 2009-07-19 Jan Hubicka <jh@suse.cz>
1799 PR tree-optimization/40676
1800 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1801 virtual PHIs in empty BBs.
1803 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1805 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1806 re-expanded the compound use gen_lowpart instead to convert to the
1809 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1811 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1812 OUTER_CONST arguments.
1813 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1814 the new wider mode will be masked off.
1815 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1817 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1819 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1820 high-order bits are zero.
1822 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1824 * combine.c (simplify_shift_const_1): Split code to determine
1826 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1827 new bits shifted in are identical to the old sign bit.
1829 2009-07-18 Richard Guenther <rguenther@suse.de>
1832 * gimplify.c (gimplify_call_expr): Reject code using results from
1833 functions returning void.
1835 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1837 * doc/md.texi: Document the new PowerPC "es" constraint.
1838 Document that "m" can include automodified addresses on this target,
1839 and explain how %U must be used. Extend the "Q" and "Z" documentation
1840 to suggest "es" as well as "m".
1841 * config/rs6000/constraints.md (es): New memory constraint.
1842 (Q, Z): Update strings to match new documentation.
1844 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1846 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1847 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1848 * config/rs6000/predicates.md (volatile_mem_operand): Use
1849 offsettable_nonstrict_memref_p.
1850 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1851 (*floatunssidf2_internal): Likewise.
1852 (*fix_truncdfsi2_internal): Likewise.
1853 (*fix_trunctfsi2_internal): Likewise.
1855 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1857 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1859 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1861 2009-07-17 Richard Guenther <rguenther@suse.de>
1864 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1865 (pass_warn_unused_result): Likewise.
1866 (TODO_set_props): Remove.
1867 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1869 (pass_diagnose_omp_blocks): Define.
1870 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1871 (c_gimple_diagnostics_recursively): Remove.
1872 (finish_function): Do not call it.
1873 (c_write_global_declarations): Continue after errors.
1874 Finalize the CU here.
1875 * c-gimplify.c (c_genericize): Do not gimplify here.
1876 * c-common.c (c_warn_unused_result): Move ...
1877 * tree-cfg.c (do_warn_unused_result): ... here.
1878 (run_warn_unused_result): New function.
1879 (gate_warn_unused_result): New function.
1880 (pass_warn_unused_result): New pass.
1881 * c-common.h (c_warn_unused_result): Remove.
1882 * flags.h (flag_warn_unused_result): Declare.
1883 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1884 * opts.c (flag_warn_unused_result): Initialize to false.
1885 * toplev.c (compile_file): Add comment.
1886 * omp-low.c (create_omp_child_function): Do not register
1887 the function with the frontend.
1888 (diagnose_omp_structured_block_errors): Prepare to be
1889 called as optimization pass.
1890 (gate_diagnose_omp_blocks): New function.
1891 (pass_diagnose_omp_blocks): New pass.
1892 * cgraph.h (cgraph_optimize): Remove.
1893 (cgraph_analyze_function): Likewise.
1894 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1895 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1896 before their parents here.
1897 (cgraph_finalize_function): Not here.
1898 (cgraph_analyze_function): Gimplify functions here.
1899 (cgraph_finalize_compilation_unit): Continue after errors.
1900 Optimize the callgraph from here.
1901 (cgraph_optimize): Make static.
1902 * langhooks.c (write_global_declarations): Finalize the CU.
1903 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1904 (gimplify_function_tree): Assert we gimplify only once.
1905 Set PROP_gimple_any property.
1906 * tree-nested.c (gimplify_all_functions): New function.
1907 (lower_nested_functions): Gimplify all nested functions.
1908 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1909 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1910 and pass_diagnose_omp_blocks after gimplification. Do not
1911 set TODO_set_props on all_lowering_passes.
1912 (execute_one_pass): Do not handle TODO_set_props.
1913 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1914 (gimplify.o): Add tree-pass.h dependency.
1915 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1916 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1917 (unsave_r): Likewise.
1918 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1921 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1923 * doc/service.texi (Service): Restore previously removed link,
1924 which isn't broken after all.
1926 2009-07-17 Richard Guenther <rguenther@suse.de>
1928 PR tree-optimization/40321
1929 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1930 PHI nodes to the maximal set.
1931 (make_values_for_phi): Add PHI arguments to the maximal set.
1932 (execute_pre): Dump PHI_GEN and the maximal set.
1934 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1937 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1940 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1942 * doc/extend.texi (Nested Functions): Replace broken link with
1944 * doc/service.texi (Service): Remove broken link.
1946 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1949 * builtins.c (expand_builtin_memcmp): Use loc instead of
1950 EXPR_LOCATION (exp).
1951 (expand_builtin_strncmp): Likewise.
1953 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1954 Manuel López-Ibáñez <manu@gcc.gnu.org>
1957 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1958 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1959 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1960 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1961 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1962 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1963 tree-inline.c, c-common.c, c-common.h, gimple.c,
1964 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1965 convert.c: Add location argument to fold_{unary,binary,ternary},
1966 fold_build[123], build_call_expr, build_size_arg,
1967 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1968 fold_build1_initializer, fold_build2_initializer,
1969 fold_build3_initializer, fold_build_call_array,
1970 fold_build_call_array_initializer, fold_single_bit_test,
1971 omit_one_operand, omit_two_operands, invert_truthvalue,
1972 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1973 combine_comparisons, fold_builtin_*, fold_call_expr,
1974 build_range_check, maybe_fold_offset_to_address, round_up,
1977 2009-07-16 Jason Merrill <jason@redhat.com>
1980 * c-common.c (c_common_reswords): Add __is_standard_layout
1982 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1983 * doc/implement-cxx.texi: New.
1984 * doc/gcc.texi: Include it.
1986 2009-07-16 DJ Delorie <dj@redhat.com>
1988 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1989 compares that may be indirectly affected by previous instructions.
1991 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1993 * builtins.c (do_mpc_arg2): New.
1994 (fold_builtin_2): Fold builtin cpow.
1995 * real.h (HAVE_mpc_pow): New.
1997 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1999 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2000 comparison to skip unprofitable schedule
2002 2009-07-16 Simon Baldwin <simonb@google.com>
2004 * gcc.c (option_map): New flag -no-canonical-prefixes.
2005 * (display_help): Print help text for new flag.
2006 * (process_command): Move options translation and language specifics
2007 and handle new flag early. Use it to set a function pointer to a
2008 prefix builder. Replace make_relative_prefix calls with calls to
2009 the function pointed to. Ignore new flag in regular options handling.
2010 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2012 2009-07-15 DJ Delorie <dj@redhat.com>
2014 * config/mep/mep.md (sibcall_internal): Change register to avoid
2016 (sibcall_value_internal): Likewise.
2018 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2020 PR rtl-optimization/40710
2021 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2023 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2025 * config/mips/mips.md (*extenddi_truncate<mode>,
2026 *extendsi_truncate<mode>): Change type attribute to move_type
2027 with shift_shift. Split out code handling exts from here ...
2028 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2030 (*extendhi_truncateqi): Change type attribute to move_type with
2031 shift_shift. Split out code handling exts from here ...
2032 (*extendhi_truncateqi_exts): ... to this new pattern.
2034 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2037 instead of "and" with inverted sign bit mask value. Use
2038 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2039 Allocate registers only for operand 4 and operand 5.
2041 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2044 * fold-const.c (fold_cond_expr_with_comparison): When folding
2045 < and <= to MIN, make sure the MIN uses the same type as the
2046 comparison's operands.
2048 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2050 * arm.md (ior_xor): New code iterator.
2051 (split for ior/xor with shift and zero-extend): New split pattern.
2052 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2054 2009-07-15 Richard Guenther <rguenther@suse.de>
2056 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2059 2009-07-15 Richard Guenther <rguenther@suse.de>
2062 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2064 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2066 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2067 handle 2.6.30 kernel.
2069 2009-07-15 DJ Delorie <dj@redhat.com>
2071 * config/mep/mep.md (sibcall_internal): Change register to allow
2072 for 24-bit addresses.
2073 (sibcall_value_internal): Likewise.
2075 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2077 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2078 that are enabled/disabled by the flags introduced by a previous patch.
2080 2009-07-14 DJ Delorie <dj@redhat.com>
2082 * config/mep/mep.md (sibcall_internal): Include non-toggling
2084 (sibcall_value_internal): Likewise.
2086 2009-07-14 Taras Glek <tglek@mozilla.com>
2087 Rafael Espindola <espindola@google.com>
2089 * doc/sourcebuild.texi: Document install-plugin target.
2090 * configure.ac: Added install-plugin target to language makefiles.
2091 * configure: Regenerate.
2092 * Makefile.in: (install-plugin): Install more headers,
2093 depend on lang.install-plugin.
2095 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2097 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2100 2009-07-14 DJ Delorie <dj@redhat.com>
2102 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2103 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2104 * config/mep/mep.md (sibcall_internal): Change test from
2105 mep_vliw_mode_match to mep_vliw_jmp_match.
2106 (sibcall_value_internal): Likewise.
2108 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/sse.md (copysign<mode>3): New expander.
2111 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2112 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2113 Use ix86_build_const_vector.
2114 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2115 IX86_BUILTIN_CPYSGNPD.
2116 (builtin_description): Add __builtin_ia32_copysignps and
2117 __builtin_ia32_copysignpd.
2118 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2119 and BUILT_IN_COPYSIGNF.
2121 2009-07-13 Jason Merrill <jason@redhat.com>
2123 * builtins.c (can_trust_pointer_alignment): New fn.
2124 (get_pointer_alignment): Factor it out from here.
2125 * tree.h: Declare it.
2127 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2129 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2132 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2136 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2138 2009-07-14 Richard Guenther <rguenther@suse.de>
2139 Andrey Belevantsev <abel@ispras.ru>
2142 * cfgexpand.c (partition_stack_vars): Do not bother to update
2143 alias information when not optimizing.
2145 2009-07-14 Richard Guenther <rguenther@suse.de>
2146 Andrey Belevantsev <abel@ispras.ru>
2148 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2149 (pt_solution_set): Likewise.
2150 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2151 * tree-ssa-structalias.c (pt_solution_set): New function.
2152 * final.c (rest_of_clean_state): Free SSA data structures.
2153 * print-rtl.c (print_decl_name): Remove.
2154 (print_mem_expr): Implement in terms of print_generic_expr.
2155 * alias.c (ao_ref_from_mem): New function.
2156 (rtx_refs_may_alias_p): Likewise.
2157 (true_dependence): Query alias-export info.
2158 (canon_true_dependence): Likewise.
2159 (write_dependence_p): Likewise.
2160 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2162 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2163 (mem_expr_equal_p): Use operand_equal_p.
2164 (set_mem_attributes_minus_bitpos): Do not use
2165 component_ref_for_mem_expr.
2166 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2167 (update_alias_info_with_stack_vars): Likewise.
2168 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2169 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2170 explicitly nor clear stmt operands.
2171 Free the decl-to-pointer map.
2172 * tree-optimize.c (execute_free_datastructures): Do not free
2173 SSA data structures here.
2174 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2175 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2176 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2178 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2180 2009-07-13 DJ Delorie <dj@redhat.com>
2182 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2183 unrolling at the right iteration count.
2185 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2188 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2190 * haifa-sched.c (rank_for_schedule): Introduced flags to
2191 enable/disable individual scheduling heuristics.
2192 * common.opt: Introduced flags to enable/disable individual
2193 heuristics in the scheduler.
2194 * doc/invoke.texi: Introduced flags to enable/disable individual
2195 heuristics in the scheduler.
2197 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2199 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2200 config/i386/mingw-tls.c.
2201 * config/i386/mingw-tls.c: Removed.
2203 2009-07-13 Ira Rosen <irar@il.ibm.com>
2205 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2206 checks access only relevant statements.
2207 (vectorizable_reduction): Likewise.
2209 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2211 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2212 just for 32-bit case.
2214 2009-07-12 Jan Hubicka <jh@suse.cz>
2216 PR tree-optimization/40585
2217 * except.c (expand_resx_expr): When there already is resume
2218 instruction, produce linked list.
2219 (build_post_landing_pads): Assert that resume is empty.
2220 (connect_post_landing_pads): Handle resume lists.
2221 (dump_eh_tree): Dump resume list.
2223 2009-07-12 Ira Rosen <irar@il.ibm.com>
2225 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2226 with additional argument.
2227 * tree-vectorizer.h (enum vect_def_type): Add
2228 vect_double_reduction_def.
2229 (vect_is_simple_reduction): Add argument.
2230 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2232 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2233 vect_is_simple_reduction with additional argument.
2234 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2236 (reduction_code_for_scalar_code): Handle additional codes by
2237 returning ERROR_MARK for them. Fix comment and indentation.
2238 (vect_is_simple_reduction): Fix comment, add argument to specify
2239 double reduction. Detect double reduction.
2240 (get_initial_def_for_induction): Fix indentation.
2241 (get_initial_def_for_reduction): Fix comment and indentation.
2242 Handle double reduction. Create initial definitions that do not
2243 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2244 (vect_create_epilog_for_reduction): Fix comment, add argument to
2245 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2246 epilogue result extraction. Create double reduction phi node and
2247 replace relevant uses.
2248 (vectorizable_reduction): Call vect_is_simple_reduction with
2249 additional argument. Fix indentation. Update epilogue code treatment
2250 according to the changes in reduction_code_for_scalar_code. Check
2251 for double reduction. Call vect_create_epilog_for_reduction with
2252 additional argument.
2253 * tree-vect-stmts.c (process_use): Handle double reduction, update
2255 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2256 (vect_get_vec_def_for_operand): Likewise.
2258 2009-07-12 Danny Smith <dansmister@gmail.com>
2260 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2261 dllexport if !TREE_PUBLIC.
2262 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2264 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2266 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2267 (avr_extra_arch_macro) Remove declatation.
2268 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2269 (avr_extra_arch_macro) Declare as static.
2270 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2272 2009-07-11 Jan Hubicka <jh@suse.cz>
2275 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2277 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2280 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2281 cold_in_std_section bits.
2282 (dwarf2out_begin_prologue): Initialize them.
2283 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2284 if already covered by text_section or cold_text_section range.
2286 PR rtl-optimization/40667
2287 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2288 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2289 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2290 * config/i386/i386.c (ix86_minimum_alignment): New function.
2291 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2292 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2293 * emit-rtl.c (gen_reg_rtx): Likewise.
2294 * function.c (assign_parms): Likewise. If nominal_type needs
2295 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2296 rather than passed_type's alignment.
2299 * function.c (assign_parm_setup_stack): Adjust
2300 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2301 from nominal_mode on big endian.
2303 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2305 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2307 2009-07-10 DJ Delorie <dj@redhat.com>
2309 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2311 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2313 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2315 (thumb2_cbnz): Likewise.
2317 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2320 * config.gcc (supported_defaults): Add synci.
2321 (with_synci): Add validation.
2322 (all_defaults): Add synci.
2323 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2326 * config/mips/mips.opt (msynci): New option.
2327 * config/mips/mips.c (mips_override_options): Warn on use of
2328 -msynci for targets that do now support it.
2329 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2331 * gcc/doc/invoke.texi (-msynci): Document the new option.
2332 * doc/install.texi (--with-synci): Document the new option.
2334 2009-07-10 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/40496
2337 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2338 the PHI result with a compatible type.
2340 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2344 * c.opt (Wunused-result): New.
2345 * doc/invoke.texi: Document it.
2346 * c-common.c (c_warn_unused_result): Use it.
2348 2009-07-09 DJ Delorie <dj@redhat.com>
2350 * targhooks.c (default_target_can_inline_p): Rename from
2351 default_target_option_can_inline_p.
2352 * targhooks.h (default_target_can_inline_p): Likewise.
2353 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2354 TARGET_OPTION_CAN_INLINE_P.
2355 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2356 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2357 (mep_target_can_inline_p): Rename from
2358 mep_target_option_can_inline_p.
2361 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2362 registers used to pass vectors.
2364 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2366 2009-07-09 Tom Tromey <tromey@redhat.com>
2368 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2369 * config/mmix/mmix.c: Include dwarf2.h.
2370 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2371 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2372 * config/sh/sh.c: Include dwarf2.h.
2373 * config/i386/i386.c: Include dwarf2.h.
2374 * Makefile.in (DWARF2_H): Remove 'elf'.
2375 * except.c: Include dwarf2.h.
2376 * unwind-dw2.c: Include dwarf2.h.
2377 * dwarf2out.c: Include dwarf2.h.
2378 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2379 * unwind-dw2-fde.c: Include dwarf2.h.
2380 * dwarf2asm.c: Include dwarf2.h.
2382 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2384 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2385 (max_issue): Use it.
2386 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2388 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2389 (region_sched_info): Update.
2390 * sched-ebb.c (ebb_sched_info): Update.
2391 * modulo-sched.c (sms_sched_info): Update.
2392 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2394 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2396 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2398 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2400 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2402 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2405 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2406 arg1 with arg01 if arg1 is already INTEGER_CST.
2408 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2410 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2411 Transform (and (truncate)) into (truncate (and)).
2413 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2415 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2416 creating LHS paradoxical subregs. Fix surrounding returns to
2417 use NULL_RTX rather than 0.
2419 2009-07-08 DJ Delorie <dj@redhat.com>
2421 * config/mep/mep.c: (mep_option_can_inline_p): New.
2422 (TARGET_OPTION_CAN_INLINE_P): Define.
2424 2009-07-08 Mark Wielaard <mjw@redhat.com>
2427 * dwarf2out.c (add_data_member_location_attribute): When we have
2428 only a constant offset don't emit a new location description using
2429 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2432 2009-07-08 Richard Henderson <rth@redhat.com>
2435 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2436 (enum reg_class): Add CLOBBERED_REGS.
2437 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2438 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2439 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2440 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2441 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2442 force 64-bit sibcalls into R11.
2443 * config/i386/constraints.md (U): New constraint.
2444 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2445 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2446 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2448 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2450 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2452 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2453 * ebitmap.h (dump_ebitmap): Ditto.
2454 * optabs.h (optab_libfunc): Ditto.
2455 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2456 * tree-flow.h (vect_can_force_dr_alignment_p,
2457 get_vectype_for_scalar_type): Ditto.
2458 (vectorize_loops): Move prototype to ...
2459 * tree-vectorizer.h: ... here. Also, adjust comment.
2460 (vect_set_verbosity_level): Remove duplicate prototype.
2461 * tree-ssa-loop.c: Include tree-vectorizer.h.
2462 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2464 2009-07-08 Nick Clifton <nickc@redhat.com>
2466 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2469 2009-07-08 DJ Delorie <dj@redhat.com>
2471 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2472 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2473 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2475 * config/mep/intrinsics.md: Regenerated.
2476 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2477 registers when asm() or calls are detected.
2479 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2482 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2484 * gimple (gimple_build_call_from_tree): Likewise.
2485 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2486 no_warning flag before warning.
2488 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2490 * tree.c (set_expr_locus): Remove.
2491 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2492 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2494 * gimplify.c (internal_get_tmp_var): Likewise.
2495 (gimplify_call_expr): Likewise.
2496 (gimplify_one_sizepos): Likewise.
2498 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2501 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2502 to variables for debugging purposes.
2504 2009-06-23 Mark Loeser <mark@halcy0n.com>
2507 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2509 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2511 * pretty-print.c (pp_base_format): Remove %J.
2512 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2513 gcc_cxxdiag_char_table): Likewise.
2514 (init_dynamic_diag_info): Likewise.
2516 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2518 * pretty-print.c (pp_base_format): Remove %H.
2519 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2520 gcc_cxxdiag_char_table): Likewise.
2521 (init_dynamic_diag_info): Likewise.
2522 * config/mep/mep.c (mep_select_section): Likewise.
2524 2009-07-07 Duncan Sands <baldrick@free.fr>
2526 * final.c (pass_clean_state): Give the pass a name.
2527 * passes.c (pass_rest_of_compilation): Likewise.
2528 * tree-optimize.c (pass_all_optimizations): Likewise.
2530 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2533 an extra 'decl' for error_at.
2535 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2538 * tree-tailcall.c (adjust_return_value_with_ops,
2539 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2540 if it has complex or vector type.
2542 2009-07-07 Olivier Hainque <hainque@adacore.com>
2544 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2547 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2549 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2551 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2553 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2554 * c-decl.c: Likewise.
2555 * function.c: Likewise.
2556 * varasm.c: Likewise.
2557 * tree-ssa.c: Likewise.
2558 * c-common.c: Likewise.
2559 * tree-cfg.c: Likewise.
2560 * config/spu/spu.c: Likewise.
2561 * config/ia64/ia64.c: Likewise.
2562 * config/v850/v850.c: Likewise.
2564 2009-07-06 DJ Delorie <dj@redhat.com>
2566 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2567 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2568 unspecified accesses to control registers.
2569 * config/mep/intrinsics.md: Regenerate.
2570 * config/mep/intrinsics.h: Regenerate.
2571 * config/mep/mep-intrin.h: Regenerate.
2573 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2575 * c-lex.c: Replace %H by an explicit location. Update all calls.
2576 * c-common.c: Likewise.
2577 * c-decl.c: Likewise.
2578 * c-typeck.c: Likewise.
2579 * fold-const.c: Likewise.
2580 * gimplify.c: Likewise.
2582 * tree-cfg.c: Likewise.
2583 * tree-ssa-loop-niter.c: Likewise.
2584 * tree-vrp.c: Likewise.
2585 * value-prof.c: Likewise.
2587 2009-07-06 Diego Novillo <dnovillo@google.com>
2589 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2590 if it has one. Handle cases where VAR does not have an
2591 annotation or cfun is NULL.
2593 2009-07-06 Diego Novillo <dnovillo@google.com>
2595 * tree.c: Include debug.h.
2596 (initialize_tree_contains_struct): New.
2597 (init_ttree): Call it.
2598 (tree_node_structure_for_code): Factor out of ...
2599 (tree_node_structure): ... here.
2600 * treestruct.def (TS_PHI_NODE): Remove.
2601 (TS_GIMPLE_STATEMENT): Remove.
2603 2009-07-06 Diego Novillo <dnovillo@google.com>
2605 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2606 (debug_tree_chain): Handle cycles.
2608 2009-07-06 Nick Clifton <nickc@redhat.com>
2609 DJ Delorie <dj@redhat.com>
2611 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2612 __FMOVD_ENABLED__ is defined.
2614 (TARGET_FMOVD): Provide a default definition.
2615 (MASK_FMOVD): Likewise.
2616 (TARGET_CPU_CPP_BUILTINS): Define
2617 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2618 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2619 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2620 (split for DF load from memory into register): Also handle
2621 MEMs which consist of REG+DISP addressing.
2622 (split for DF store from register to memory): Likewise.
2623 (movsf_ie): Always use single fp_mode.
2624 * config/sh/sh.c (sh_override_options): Do not automatically
2625 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2626 that to the -mfmovd command line switch.
2627 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2628 (fldi_ok): Always allow.
2629 * config/sh/sh.opt (mfmovd): Remove this switch.
2630 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2632 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2633 Kaz Kojima <kkojima@gcc.gnu.org>
2635 PR rtl-optimization/30807
2636 * postreload.c (reload_combine): For every new use of REG_SUM,
2637 record the use of BASE.
2639 2009-07-06 Jan Hubicka <jh@suse.cz>
2641 * params.def: Revert my accidental commit at 2009-06-30.
2643 2009-07-04 Ian Lance Taylor <iant@google.com>
2646 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2648 (mingw_format_attribute_overrides): Likewise.
2650 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2653 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2654 don't check cfa.reg. Instead of cfa.indirect use
2655 fde && fde->drap_reg != INVALID_REGNUM test.
2657 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2659 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2661 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2664 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2666 2009-07-03 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/40640
2669 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2672 2009-07-03 Jan Hubicka <jh@suse.cz>
2674 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2675 for size, reduce amount of inlining.
2677 2009-07-03 Richard Guenther <rguenther@suse.de>
2680 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2681 if t +- x is known to not overflow and the conversion widens the
2683 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2685 2009-07-03 Jan Hubicka <jh@suse.cz>
2687 * ipa-pure-const.c (analyze): Update loop optimizer init.
2688 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2689 try_remove_empty_loop, remove_empty_loops): Remove.
2690 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2691 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2692 to mark regular loops as neccesary.
2693 (degenerate_phi_p): New function.
2694 (propagate_necessity, remove_dead_phis): Use it.
2695 (forward_edge_to_pdom): Likewise.
2696 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2697 virtual PHI nodes that became unreachable.
2698 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2699 * tree-flow.h (remove_empty_loops): Remove.
2700 * passes.c (init_optimization_passes): Remove.
2702 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2705 can_create_pseudo_p.
2706 (*fix_trunc<mode>_i387_1): Ditto.
2707 (*floathi<mode>2_1): Ditto.
2708 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2709 (*fistdi2_1): Ditto.
2710 (*fist<mode>2_1): Ditto.
2711 (frndintxf2_floor): Ditto.
2712 (*fist<mode>2_floor_1): Ditto.
2713 (frndintxf2_ceil): Ditto.
2714 (*fist<mode>2_ceil_1): Ditto.
2715 (frndintxf2_trunc): Ditto.
2716 (frndintxf2_mask_pm): Ditto.
2717 (fxam<mode>2_i387_with_temp): Ditto.
2718 * config/i386/sse.md (mulv16qi3): Ditto.
2719 (*sse2_mulv4si3): Ditto.
2721 (sse4_2_pcmpestr): Ditto.
2722 (sse4_2_pcmpistr): Ditto.
2724 2009-07-03 Jan Hubicka <jh@suse.cz>
2726 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2727 (mark_stmt_necessary): Set it.
2728 (mark_operand_necessary): Set it.
2729 (mark_control_dependent_edges_necessary): Set it.
2730 (mark_virtual_phi_result_for_renaming): New function.
2731 (get_live_post_dom): New function.
2732 (forward_edge_to_pdom): New function.
2733 (remove_dead_stmt): Fix handling of control dependences.
2734 (tree_dce_init): Init new bitmap.
2735 (tree_dce_done): Free it.
2737 2009-07-02 Richard Guenther <rguenther@suse.de>
2740 * tree-ssa-structalias.c (new_var_info): Initialize
2743 2009-07-02 Jan Hubicka <jh@suse.cz>
2745 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2748 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2750 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2751 instead of recomputing it. Adjust calls.
2752 (emit_store_flag): Adjust recursive calls.
2754 2009-07-02 Richard Guenther <rguenther@suse.de>
2756 * tree-ssa-live.c (remove_unused_locals): Do not remove
2758 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2759 of DECL_EXTERNAL for HEAP variables.
2760 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2761 HEAP variables. Do not adjust RESTRICT vars.
2762 (find_what_var_points_to): Nobody cares if something
2765 2009-07-02 Ben Elliston <bje@au.ibm.com>
2767 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2768 pc_low and pc_high declarations to the top of the function.
2770 2009-07-01 DJ Delorie <dj@redhat.com>
2772 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2774 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2775 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2776 unspecified accesses to control registers.
2777 * config/mep/intrinsics.md: Regenerate.
2778 * config/mep/intrinsics.h: Regenerate.
2779 * config/mep/mep-intrin.h: Regenerate.
2781 2009-07-01 Anthony Green <green@moxielogic.com>
2783 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2784 instruction when possible.
2785 (moxie_expand_prologue): Ditto. Also, save an instruction and
2786 some complexity by popping off of $r12 instead of $sp.
2787 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2790 2009-07-01 Richard Henderson <rth@redhat.com>
2793 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2794 contained no insns, reposition note before last insn.
2796 2009-07-01 Richard Henderson <rth@redhat.com>
2799 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2800 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2802 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2805 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2806 darwin9 for printing reg addresses with %y.
2808 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2810 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2811 truncation from operands in binary operations.
2813 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2816 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2817 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2818 subreg of op0 to the original op0.
2820 * expmed.c (store_bit_field_1): Use a temporary as the destination
2821 instead of a paradoxical subreg when we need to truncate the result.
2823 2009-07-01 DJ Delorie <dj@redhat.com>
2825 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2826 names to VLIW variants.
2827 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2828 * config/mep/intrinsics.md: Regenerate.
2829 * config/mep/intrinsics.h: Regenerate.
2830 * config/mep/mep-intrin.h: Regenerate.
2832 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2835 * jump.c (returnjump_p): Revert last patch.
2836 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2838 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2841 * pa.md (casesi32p): Use jump table label to determine the offset
2843 (casesi64p): Likewise.
2845 * pa.c (forward_branch_p): Return bool type. Use instruction
2846 addresses when available. Assert that INSN has a jump label.
2847 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2850 2009-07-01 Richard Guenther <rguenther@suse.de>
2852 PR tree-optimization/19831
2853 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2854 that only act as barriers do not make any previous stores necessary.
2855 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2856 HEAP variables global, do not add a constraint from nonlocal.
2857 (find_func_aliases): Handle escapes through return statements.
2858 (compute_points_to_sets): Make escaped HEAP variables global.
2860 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2863 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2864 after reducing a DImode cstore to SImode.
2866 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2868 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2869 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2871 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2873 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2874 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2876 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2877 and umod_optab if TARGET_BSD_DIVMOD.
2878 * config/vax/lib1funcs.asm: New file.
2879 * config/vax/t-linux: New file.
2880 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2882 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2885 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2886 to type arguments that have void type.
2889 * dwarf2out.c (gen_formal_parameter_die): Call
2890 equate_decl_number_to_die if node is different from origin.
2892 2009-06-30 Anthony Green <green@moxielogic.com>
2894 Clean up moxie port for --enable-build-with-cxx.
2895 * config/moxie/moxie.c (moxie_function_value): First two
2896 parameters are const_tree, not tree.
2897 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2898 (REG_CLASS_NAMES): Ditto.
2899 (REGNO_REG_CLASS): Ditto.
2900 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2901 (moxie_function_value): Fix constyness of arguments.
2903 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2905 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2906 finalize_size_functions before further processing.
2907 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2908 (variable_size): Call self_referential_size on size expressions
2909 that contain a PLACEHOLDER_EXPR.
2910 (size_functions): New static variable.
2911 (copy_self_referential_tree_r): New static function.
2912 (self_referential_size): Likewise.
2913 (finalize_size_functions): New global function.
2914 * tree.c: Include tree-inline.h.
2915 (push_without_duplicates): New static function.
2916 (find_placeholder_in_expr): New global function.
2917 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2919 <tcc_expression>: Likewise.
2920 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2921 the call in the expression.
2922 * tree.h (finalize_size_functions): Declare.
2923 (find_placeholder_in_expr): Likewise.
2924 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2925 (substitute_placeholder_in_expr): Update comment.
2926 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2928 (copy_tree_body_r): Likewise.
2929 (copy_tree_body): New static function.
2930 (maybe_inline_call_in_expr): New global function.
2931 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2932 (maybe_inline_call_in_expr): Declare.
2933 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2934 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2937 2009-06-30 Richard Guenther <rguenther@suse.de>
2939 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2941 (propagate_necessity): Do not mark reaching defs of stores
2944 2009-06-30 Jan Hubicka <jh@suse.cz>
2946 * cfgloopanal.c (check_irred): Move into ...
2947 (mark_irreducible_loops): ... here; return true if ireducible
2949 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2950 (analyze_function): Try to prove loop finiteness.
2951 * cfgloop.h (mark_irreducible_loops): Update prototype.
2952 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2954 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2956 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2958 2009-06-30 Ira Rosen <irar@il.ibm.com>
2960 PR tree-optimization/40542
2961 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2964 2009-06-30 Martin Jambor <mjambor@suse.cz>
2966 PR tree-optimization/40582
2967 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2968 than useless_type_conversion_p.
2969 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2972 2009-06-30 Martin Jambor <mjambor@suse.cz>
2975 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2977 2009-06-30 Richard Guenther <rguenther@suse.de>
2979 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2980 use ao_ref references.
2981 (walk_aliased_vdefs): Likewise.
2982 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2983 * tree-ssa-dce.c (struct ref_data): Remove.
2984 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2985 (mark_aliased_reaching_defs_necessary): Adjust.
2986 (mark_all_reaching_defs_necessary_1): Likewise.
2988 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2991 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2992 (emit_store_flag_1): Extract from emit_store_flag, adjust
2993 calls to (what now is) emit_cstore.
2994 (emit_store_flag): Call emit_store_flag_1 and also use it
2995 for what used to be recursive calls.
2997 2009-06-30 Wei Guozhi <carrot@google.com>
3000 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3001 if the target bb post dominates from bb.
3002 * config/i386/i386.c (memory_address_length): Check existence of base
3003 register before using it.
3005 2009-06-30 Nick Clifton <nickc@redhat.com>
3006 DJ Delorie <dj@redhat.com>
3008 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3009 __FMOVD_ENABLED__ is defined.
3011 (TARGET_FMOVD): Provide a default definition.
3012 (MASK_FMOVD): Likewise.
3013 (TARGET_CPU_CPP_BUILTINS): Define
3014 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3015 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3016 two fmov instructions depending upon whether TARGET_FMOVD is
3018 (split for DF load from memory into register): Also handle
3019 MEMs which consist of REG+DISP addressing.
3020 (split for DF store from register to memory): Likewise.
3021 * config/sh/sh.opt (mfmovd): Remove this switch.
3022 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3023 * config/sh/sh.c (sh_override_options): Do not automatically
3024 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3025 that to the -mfmovd command line switch.
3027 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3029 (fldi_ok): Always allow.
3030 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3032 2009-06-29 DJ Delorie <dj@redhat.com>
3034 * doc/install.texi (mep-x-elf): Correct chip's full name.
3036 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3038 * doc/extend.texi: Fix typo.
3040 2009-06-29 Tom Tromey <tromey@redhat.com>
3043 * Makefile.in (DWARF2_H): New variable.
3045 (dwarf2out.o): Likewise.
3046 (dwarf2asm.o): Likewise.
3047 * config/i386/t-i386: Use DWARF2_H.
3048 * except.c: Include elf/dwarf2.h.
3049 * unwind-dw2.c: Include elf/dwarf2.h.
3050 * dwarf2out.c: Include elf/dwarf2.h.
3051 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3052 <dtprel>: New field.
3053 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3054 (size_of_loc_descr): Likewise.
3055 (output_loc_operands_raw): Likewise.
3056 (output_loc_operands): Handle new dtprel field.
3057 (loc_checksum): Update.
3058 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3059 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3060 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3061 * dwarf2asm.c: Include elf/dwarf2.h.
3062 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3063 * config/mmix/mmix.c: Include elf/dwarf2.h.
3064 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3065 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3066 * config/sh/sh.c: Include elf/dwarf2.h.
3067 * config/i386/i386.c: Include elf/dwarf2.h.
3069 2009-06-29 DJ Delorie <dj@redhat.com>
3071 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3073 * doc/extend.texi: Add MeP attributes and pragmas.
3074 * doc/invoke.text: Add MeP Options.
3075 * doc/contrib.texi: Add MeP contribution.
3076 * doc/md.texi: Add MeP constraints.
3077 * doc/install.texi: Add MeP target.
3079 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3081 * target.h (struct gcc_target): Add frame_pointer_required field.
3082 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3083 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3084 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3086 * reload1.c (update_eliminables): (Ditto.).
3087 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3088 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3089 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3091 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3093 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3094 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3095 (arm_frame_pointer_required): New function.
3097 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3098 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3099 (avr_frame_pointer_required_p): Declare as static.
3100 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3102 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3103 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3104 (bfin_frame_pointer_required): Make as static, change return type
3106 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3108 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3109 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3110 (cris_frame_pointer_required): New function.
3112 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3114 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3115 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3116 (fr30_frame_pointer_required): New function.
3118 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3119 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3120 (frv_frame_pointer_required): Make as static, change return type
3122 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3124 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3125 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3126 (ix86_frame_pointer_required): Make as static, change return type to
3128 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3130 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3131 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3133 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3135 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3137 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3139 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3140 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3141 (mips_frame_pointer_required): Make as static.
3142 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3144 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3145 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3146 (mmix_frame_pointer_required): Mew function.
3148 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3149 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3151 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3153 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3155 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3157 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3158 (CAN_ELIMINATE): Redefine.
3159 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3160 (sparc_frame_pointer_required): New function.
3161 (sparc_can_eliminate): New function.
3162 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3164 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3165 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3167 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3168 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3169 (xtensa_frame_pointer_required): Make as static, change return type
3171 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3174 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3176 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3177 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3178 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3179 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3180 (register_callback): Handle PLUGIN_START_UNIT.
3181 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3183 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3185 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3187 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3188 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3190 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3192 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3195 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3197 * doc/extend.texi (Additional Floating Types): __float128 is also
3198 supported on i386 targets.
3200 2009-06-29 Richard Guenther <rguenther@suse.de>
3203 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3205 (pt_solutions_same_restrict_base): Declare.
3206 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3208 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3209 (make_constraint_from, make_copy_constraint): Move earlier.
3210 (make_constraint_from_heapvar): New function.
3211 (make_constraint_from_restrict): Likewise.
3212 (handle_lhs_call): Use it.
3213 (find_func_aliases): Use it to track conversions to restrict
3215 (struct fieldoff): Add only_restrict_pointers flag.
3216 (push_fields_onto_fieldstack): Initialize it.
3217 (create_variable_info_for): Track global restrict qualified pointers.
3218 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3219 Track restrict qualified pointer arguments.
3220 (set_uids_in_ptset): Use varinfo is_global_var flag.
3221 (find_what_var_points_to): Set the vars_contains_restrict flag.
3222 Always create the points-to solution for sets including restrict tags.
3223 (pt_solutions_same_restrict_base): New function.
3224 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3225 qualified pointers use pt_solutions_same_restrict_base as
3226 additional source for disambiguation.
3228 2009-06-29 Richard Guenther <rguenther@suse.de>
3231 * alias.c (find_base_decl): Remove.
3232 (get_deref_alias_set_1): Remove restrict handling.
3233 * c-common.c (c_apply_type_quals_to_decl): Do not set
3234 DECL_POINTER_ALIAS_SET.
3235 * gimplify.c (find_single_pointer_decl_1): Remove.
3236 (find_single_pointer_decl): Likewise.
3237 (internal_get_tmp_var): Remove restrict handling.
3238 (gimple_regimplify_operands): Likewise.
3239 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3240 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3241 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3242 * tree.c (restrict_base_for_decl): Remove.
3243 (init_ttree): Do not allocate it.
3244 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3245 LABEL_DECL_UID for label decls.
3246 (copy_node_stat): Do not copy restrict information.
3247 (decl_restrict_base_lookup): Remove.
3248 (decl_restrict_base_insert): Likewise.
3249 (print_restrict_base_statistics): Likewise.
3250 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3251 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3252 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3253 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3254 (LABEL_DECL_UID): Adjust.
3255 (DECL_BASED_ON_RESTRICT_P): Remove.
3256 (DECL_GET_RESTRICT_BASE): Likewise.
3257 (SET_DECL_RESTRICT_BASE): Likewise.
3258 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3260 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3261 instead of DECL_POINTER_ALIAS_SET.
3262 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3263 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3264 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3266 2009-06-29 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/40579
3269 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3270 the IL to simplify has constants that overflowed.
3272 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3274 PR tree-optimization/40550
3275 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3276 vector_compute_type only when the size of vector_compute_type is
3277 less than the size of type.
3279 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3281 * fold-const.c (contains_label_1): Fix comments.
3282 (contains_label_p): Do not walk trees multiple time.
3284 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3286 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3287 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3288 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3289 ix86_fp_comparison_operator.
3290 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3291 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3292 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3293 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3294 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3295 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3296 (related splits): Change predicate to ix86_fp_comparison_operator.
3297 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3298 instead of ix86_fp_comparison_codes.
3299 (ix86_trivial_fp_comparison_operator,
3300 ix86_fp_comparison_operator): New.
3301 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3302 (ix86_expand_compare): Eliminate last two parameters.
3303 (ix86_fp_jump_nontrivial_p): Kill.
3304 * config/i386/i386.c (put_condition_code): Eliminate call to
3305 ix86_fp_comparison_codes and subsequent assertion.
3306 (ix86_fp_comparison_codes): Eliminate.
3307 (ix86_fp_swap_condition): New.
3308 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3309 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3310 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3311 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3312 and ix86_fp_swap_condition.
3313 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3314 Use ix86_fp_comparison_strategy.
3315 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3316 (ix86_fp_jump_nontrivial_p): Eliminate.
3317 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3318 call to ix86_expand_compare.
3319 (ix86_split_fp_branch, ix86_expand_setcc,
3320 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3321 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3323 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3325 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3326 related to jump_clobbers.
3327 * config/arm/arm.md (conds): Remove jump_clob case.
3328 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3329 splits): Change comparison_operator to arm_comparison_operator.
3330 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3333 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3335 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3336 condition for floating point modes.
3337 * expmed.c (emit_store_flag_1): Move here a bigger part
3339 (emit_store_flag): Try swapping the condition for floating point
3341 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3343 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3345 * expr.c (expand_expr_real_1): Just use do_store_flag.
3346 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3347 emit_store_flag_force.
3348 * expmed.c (emit_store_flag_force): Copy here trick
3349 previously in expand_expr_real_1. Try reversing the comparison.
3350 (emit_store_flag_1): Work if target is NULL.
3351 (emit_store_flag): Work if target is NULL, using the result mode
3352 from the comparison. Use split_comparison, restructure final part
3353 to simplify conditionals.
3355 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3357 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3358 * dojump.c (do_jump): Change handling of floating-point
3359 ops to use just do_compare_and_jump.
3360 (split_comparison): New.
3361 (do_compare_rtx_and_jump): Add here logic coming previously
3362 in do_jump, using split_comparison.
3364 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3367 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3369 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3371 * tree-ssa-alias.c: Fix unintentional commit.
3373 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3375 * passes.c (execute_one_pass): Fix unintentional commit.
3377 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3379 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3380 (df_rd_local_compute, df_md_local_compute): Inline them.
3382 (df_md_scratch): New.
3383 (df_md_alloc, df_md_free): Allocate/free it.
3384 (df_md_local_compute): Only include live registers in init.
3385 (df_md_transfer_function): Prune the in-set computed by
3386 the confluence function, and the gen-set too.
3388 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3390 PR rtl-optimization/26854
3391 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3392 * df-problems.c (df_rd_add_problem): Fix comment.
3393 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3394 df_md_simulate_artificial_defs_at_top,
3395 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3396 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3397 df_md_transfer_function, df_md_init, df_md_confluence_0,
3398 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3399 problem_MD, df_md_add_problem): New.
3400 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3401 df_md_get_bb_info): New.
3402 (DF_LAST_PROBLEM_PLUS1): Adjust.
3404 * Makefile.in (fwprop.o): Include domwalk.h.
3405 * fwprop.c: Include domwalk.h.
3406 (reg_defs, reg_defs_stack): New.
3407 (bitmap_only_bit_between): Remove.
3408 (process_defs): New.
3409 (process_uses): Use reg_defs and local_md instead of
3410 bitmap_only_bit_between and local_rd.
3411 (single_def_use_enter_block): New, from build_single_def_use_links.
3412 (single_def_use_leave_block): New.
3413 (build_single_def_use_links): Remove code moved to
3414 single_def_use_enter_block, invoke domwalk.
3415 (use_killed_between): Adjust comment.
3417 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3419 * bitmap.h (bitmap_ior_and_into): New.
3420 * bitmap.c (bitmap_ior_and_into): New.
3422 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3424 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3425 before_dom_children_before_stmts and after_dom_children_after_stmts.
3426 Rename the two remaining callbacks to just before_dom_children and
3427 after_dom_children. Remove other GIMPLE statement walking bits.
3428 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3429 * graphite.c: Do not include domwalk.h.
3430 * tree-into-ssa.c (interesting_blocks): New global.
3431 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3432 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3433 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3434 now that they're not domwalk callbacks.
3435 (rewrite_initialize_block): Rename to...
3436 (rewrite_enter_block): ... this, place after called functions. Test
3437 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3438 (rewrite_finalize_block): Rename to...
3439 (rewrite_leave_block): ... this, place after called functions.
3440 (rewrite_update_init_block): Rename to...
3441 (rewrite_update_enter_block): ... this, place after called functions.
3442 Test interesting_blocks, call rewrite_update_stmt and
3443 rewrite_update_phi_arguments.
3444 (rewrite_update_fini_block): Rename to...
3445 (rewrite_leave_block): ... this, place after called functions.
3446 (rewrite_blocks): Remove last argument, simplify initialization of
3448 (mark_def_sites_initialize_block): Rename to...
3449 (mark_def_sites_block): ... this, call mark_def_sites.
3450 (mark_def_sites_blocks): Remove argument, simplify initialization of
3452 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3453 (update_ssa): Likewise.
3454 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3456 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3457 (dom_opt_initialize_block): Rename to...
3458 (dom_opt_enter_block): ... this, place after called functions. Walk
3459 statements here, inline propagate_to_outgoing_edges.
3460 (dom_opt_finalize_block): Rename to...
3461 (dom_opt_leave_block): ... this, place after called functions.
3462 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3464 (dse_enter_block, dse_record_phi): New.
3465 (dse_record_phis): Delete.
3466 (dse_finalize_block): Rename to...
3467 (dse_leave_block): ... this.
3468 (tree_ssa_dse): Simplify initialization of walk_data.
3469 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3470 Adjust initialization of walk_data.
3471 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3472 * tree-ssa-loop-phiopt.c (get_non_trapping):
3473 Adjust initialization of walk_data.
3474 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3475 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3476 it's not a domwalk callback.
3477 (uncprop_initialize_block): Rename to...
3478 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3479 (dse_finalize_block): Rename to...
3480 (dse_leave_block): ... this.
3481 (tree_ssa_uncprop): Simplify initialization of walk_data.
3482 * Makefile.in: Adjust dependencies.
3484 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3486 * arm.md (casesi): Fix test for Thumb1.
3487 (thumb1_casesi_internal_pic): Likewise.
3488 (thumb1_casesi_dispatch): Likewise.
3490 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3492 * config/arm/arm-cores.def: Added core cortex-m0.
3493 * config/arm/arm-tune.md: Regenerated.
3494 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3496 2009-06-26 DJ Delorie <dj@redhat.com>
3498 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3500 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3501 the scheduler doesn't tag jump insns.
3503 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3505 * c-decl.c (merge_decls): Re-indent.
3507 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3510 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3511 Special-case decimal float constants.
3513 2009-06-26 Richard Henderson <rth@redhat.com>
3515 * function.h (struct function): Add cannot_be_copied_reason,
3516 and cannot_be_copied_set.
3517 * tree-inline.c (has_label_address_in_static_1): Rename from
3518 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3519 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3520 don't set inline_forbidden_reason.
3521 (copy_forbidden): New function, split out of inline_forbidden_p.
3522 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3523 (inline_forbidden_p): Use copy_forbidden.
3524 (tree_versionable_function_p): Likewise.
3525 (inlinable_function_p): Merge into tree_inlinable_function_p.
3526 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3527 * ipa-cp.c (ipcp_versionable_function_p): New function.
3528 (ipcp_cloning_candidate_p): Use it.
3529 (ipcp_node_modifiable_p): Likewise.
3531 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3533 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3534 that is marked not to be inlined. Remove flag_mudflap use.
3535 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3536 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3538 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3541 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3542 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3544 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3546 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3548 (__mingwthr_remove_key_dtor): Likewise.
3550 2009-06-26 Richard Guenther <rguenther@suse.de>
3552 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3554 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3557 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3558 try the non-cond_exec path also.
3560 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3563 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3564 (output_cbranch): Use new functions.
3565 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3568 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3569 Pat Haugen <pthaugen@us.ibm.com>
3570 Revital Eres <ERES@il.ibm.com>
3572 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3573 for %c error. Add %x support to print VSX registers as a unified
3574 register set, instead of separate float and altivec registers.
3575 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3576 %y case, and add support for VSX pre-modify addresses.
3577 (output_toc): Add assert for CONST containing an integer constant
3579 (rs6000_adjust_cost): Add POWER7 support.
3580 (insn_must_be_first_in_group): Ditto.
3581 (insn_must_be_last_in_group): Ditto.
3582 (rs6000_emit_popcount): Ditto.
3583 (rs6000_vector_mode_supported_p): Ditto.
3585 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3586 Change some of the functions called by macros to being called
3587 through a pointer, so debug functions can be inserted if
3588 -mdebug=addr or -mdebug=cost.
3589 (rs6000_preferred_reload_class_ptr): Ditto.
3590 (rs6000_secondary_reload_class_ptr): Ditto.
3591 (rs6000_secondary_memory_needed_ptr): Ditto.
3592 (rs6000_cannot_change_mode_class_ptr): Ditto.
3593 (rs6000_secondary_reload_inner): Ditto.
3594 (rs6000_legitimize_reload_address): Ditto.
3595 (rs6000_legitimize_reload_address_ptr): Ditto.
3596 (rs6000_mode_dependent_address): Ditto.
3597 (rs6000_mode_dependent_address_ptr): Ditto.
3599 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3600 function to return true if the mode allows reg + integer
3602 (virtual_stack_registers_memory_p): New function to return true if
3603 the address refers to a virtual stack register.
3604 (rs6000_legitimate_offset_address_p): Move code to say whether a
3605 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3607 (rs6000_legitimate_address_p): Add checks for modes that only can
3608 do reg+reg addressing. Start adding VSX support.
3609 (rs6000_legitimize_reload_address): Ditto.
3610 (rs6000_legitimize_address): Ditto.
3611 (rs6000_debug_legitimate_address_p): New debug functions for
3612 -mdebug=addr and -mdebug=cost.
3613 (rs6000_debug_rtx_costs): Ditto.
3614 (rs6000_debug_address_costs): Ditto.
3615 (rs6000_debug_adjust_cost): Ditto.
3616 (rs6000_debug_legitimize_address): Ditto.
3617 (rs6000_legitimize_reload_address_ptr): Point to call normal
3618 function or debug function. Make functions called via pointer
3620 (rs6000_mode_dependent_address_ptr): Ditto.
3621 (rs6000_secondary_reload_class_ptr): Ditto.
3622 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3623 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3624 into a friendlier error.
3625 (rs6000_init_builtins): Add initial VSX support.
3626 (rs6000_adjust_cost): Fix some spacing issues.
3628 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3629 (REG_CLASS_NAMES): Ditto.
3630 (REG_CLASS_CONTENTS): Ditto.
3631 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3632 pointer, to add -mdebug=addr support.
3633 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3634 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3635 -mdebug=addr support.
3636 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3637 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3638 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3640 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3642 (bswapsi*): Set attribute types for load/store. Add combiner
3643 patterns to eliminate zero extend on 64-bit.
3644 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3645 stdbrx if the hardware supports those instructions.
3647 2009-06-25 Ian Lance Taylor <iant@google.com>
3649 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3650 (Link Options): Document -static-libstdc++.
3652 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3655 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3656 DATA_ALIGNMENT instead.
3658 2009-06-25 Richard Guenther <rguenther@suse.de>
3660 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3661 indirect references against the callused/escaped solutions.
3662 (call_may_clobber_ref_p_1): Likewise.
3664 2009-06-25 Martin Jambor <mjambor@suse.cz>
3666 PR tree-optimization/40493
3667 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3668 (enum unscalarized_data_handling): New type.
3669 (handle_unscalarized_data_in_subtree): Return what has been done.
3670 (load_assign_lhs_subreplacements): Handle left flushes differently.
3671 (sra_modify_assign): Use unscalarized_data_handling, simplified
3672 condition determining whether to remove the statement.
3674 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3676 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3677 excerpt - @ should be doubled for texinfo.
3679 2009-06-24 Ian Lance Taylor <iant@google.com>
3681 * config/arc/arc.c: Include "df.h".
3682 (arc_attribute_table): Make static. Move higher in file.
3683 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3684 (output_shift): Initialize n later to avoid warning.
3685 * config/arm/arm.c (arm_attribute_table): Make static. Move
3687 * config/avr/avr.c (avr_attribute_table): Make static. Move
3689 (reg_class_tab): Change array type from int to enum reg_class.
3690 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3692 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3693 (lshrhi3_out): Likewise.
3694 (class_likely_spilled_p): Change return type to bool.
3695 (avr_rtx_costs): Use local code variable with enum type.
3696 * config/avr/avr.md (movmemhi): Use add_reg_note.
3697 (andhi3, andsi3): Don't use AS2 with "and".
3698 (iorhi3, iorsi3): Don't use AS2 with "or".
3699 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3700 * config/crx/crx.c: Include "df.h".
3701 (crx_attribute_table): Make static.
3702 * config/m32r/m32r.c: Include "df.h".
3703 (m32r_attribute_table): Make static. Move higher in file.
3704 (pop): Use add_reg_note.
3705 (block_move_call): Change 0 to LCT_NORMAL in function call.
3706 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3707 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3708 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3709 declare, not just when TREE_CODE is defined.
3710 * config/m68hc11/m68hc11.c: Include "expr.h".
3711 (m68hc11_attribute_table): Make static. Move higher in file.
3712 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3714 (m68hc11_register_indirect_p): Likewise.
3715 (m68hc11_function_arg_padding): Change return type to enum
3717 (emit_move_after_reload): Use add_reg_note.
3718 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3719 (m68hc11_split_logical): Likewise.
3720 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3722 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3723 to VOIDmode in function call.
3724 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3726 (m68hc11_split_logical): Update declaration.
3727 (m68hc11_function_arg_padding): Update declaration.
3728 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3729 to array of enum reg_class.
3730 (mcore_attribute_table): Make static. Move higher in file.
3731 (mcore_rtx_costs): Add cast to enum type.
3732 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3733 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3734 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3736 * config/sh/predicates.md (trapping_target_operand): Rename and to
3738 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3740 * config/spu/spu.c (spu_attribute_table): Make static. Move
3742 * config/v850/v850.c (v850_attribute_table): Make static. Move
3744 (v850_rtx_costs): Use local code with enum type.
3745 (expand_epilogue): Add cast.
3746 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3748 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3751 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3752 -m2a-single-only and -m2a-nofpu.
3753 * config/sh/sh.opt: Document m2a generates FPU code.
3755 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3757 * defaults.h (CAN_ELIMINATE): Provide default.
3758 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3759 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3760 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3761 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3762 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3763 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3764 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3765 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3766 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3767 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3769 2009-06-24 DJ Delorie <dj@redhat.com>
3771 * mep-ext-cop.cpu: Fix copyright notice.
3772 * mep-default: Fix copyright notice.
3773 * mep-core: Fix copyright notice.
3774 * mep: Fix copyright notice.
3775 * mep-ivc2: Fix copyright notice.
3776 * mep-c5: Fix copyright notice.
3778 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3780 * doc/contrib.texi (Contributors):
3782 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3785 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3786 src and dst operands if necessary.
3788 2009-06-23 DJ Delorie <dj@redhat.com>
3791 * config.gcc: Add mep support.
3792 * recog.c: Resurrect validate_replace_rtx_subexp().
3793 * recog.h: Likewise.
3794 * config/mep/: Add new port:
3795 * config/mep/constraints.md: New file.
3796 * config/mep/default.h: New file.
3797 * config/mep/intrinsics.h: New file.
3798 * config/mep/intrinsics.md: New file.
3799 * config/mep/ivc2-template.h: New file.
3800 * config/mep/mep-c5.cpu: New file.
3801 * config/mep/mep-core.cpu: New file.
3802 * config/mep/mep-default.cpu: New file.
3803 * config/mep/mep-ext-cop.cpu: New file.
3804 * config/mep/mep-intrin.h: New file.
3805 * config/mep/mep-ivc2.cpu: New file.
3806 * config/mep/mep-lib1.asm: New file.
3807 * config/mep/mep-lib2.c: New file.
3808 * config/mep/mep-pragma.c: New file.
3809 * config/mep/mep-protos.h: New file.
3810 * config/mep/mep-tramp.c: New file.
3811 * config/mep/mep.c: New file.
3812 * config/mep/mep.cpu: New file.
3813 * config/mep/mep.h: New file.
3814 * config/mep/mep.md: New file.
3815 * config/mep/mep.opt: New file.
3816 * config/mep/predicates.md: New file.
3817 * config/mep/t-mep: New file.
3819 2009-06-23 Ian Lance Taylor <iant@google.com>
3821 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3822 from loose_warn into c_loose_warn and from strict_warn into
3823 c_strict_warn. Set and substitute warn_cxxflags. Check for
3824 --enable-build-with-cxx. Set and substitute
3825 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3826 * Makefile.in (CXXFLAGS): New variable.
3827 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3828 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3829 the default is the same as $(STRICT_WARN).
3830 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3831 (CXX): New variable.
3832 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3833 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3834 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3835 (HOST_LIBS): New variable.
3836 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3837 (ALL_CXXFLAGS): New variable.
3838 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3839 * doc/install.texi (Configuration): Document
3840 --enable-build-with-cxx, --with-stage1-ldflags,
3841 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3842 * configure: Rebuild.
3844 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3846 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3847 from previous commit.
3849 2009-06-23 Ian Lance Taylor <iant@google.com>
3851 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3853 2009-06-23 Ian Lance Taylor <iant@google.com>
3855 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3856 with ATTRIBUTE_UNUSED.
3858 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3859 Pat Haugen <pthaugen@us.ibm.com>
3860 Revital Eres <eres@il.ibm.com>
3862 * config.in (HAVE_AS_POPCNTD): Add default definition.
3863 (HAVE_AS_LWSYNC): Ditto.
3865 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3867 (gcc_cv_as_powerpc_cmpb): Ditto.
3868 (gcc_cv_as_powerpc_dfp): Ditto.
3869 (gcc_cv_as_powerpc_vsx): Ditto.
3870 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3871 supporting the popcntd/lwsync instructions.
3872 (gcc_cv_as_powerpc_lwsync): Ditto.
3873 * configure: Regenerate.
3875 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3876 -mcpu=native and -mcpu=power7.
3877 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3879 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3880 a variable instead of a mask to reduce the number of mask bits.
3881 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3882 (-mbit-word): Ditto.
3883 (-mregnames): Ditto.
3884 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3885 (-mfused-madd): Ditto.
3887 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3889 (-mvsx): New switch for VSX instructions.
3890 (-misel): Move from a variable to a mask to allow it to be set by
3893 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3894 function declaration to an array declaration.
3895 (rs6000_hard_regno_nregs): New external array declaration.
3897 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3898 files included by rs6000.md.
3900 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3901 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3903 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3905 (rs6000_debug_reg): New -mdebug= variables.
3906 (rs6000_debug_addr): Ditto.
3907 (rs6000_debug_cost): Ditto.
3908 (rs6000_pmode): New variable to hold Pmode.
3909 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3910 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3911 calculated at compiler start.
3912 (rs6000_hard_regno_nregs): Change function to an array which holds
3913 HARD_REGNO_NREGS calculated at compiler start.
3914 (rs6000_explicit_options): Delete isel field.
3915 (rs6000_vector_unit): New array to hold which vector unit
3916 supports arithmetic options for a given type.
3917 (rs6000_vector_mem): New array to hold which vector unit supports
3918 memory reference operations for a given type.
3919 (rs6000_vector_align): New array to given the alignment of each
3921 (power7_cost): New basic costs for power7.
3922 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3923 (rs6000_hard_regno_nregs_internal): New function, moved from
3924 HARD_REGNO_NREGS, to calculate the number of registers each hard
3925 register takes for each type.
3926 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3927 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3928 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3929 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3930 unit information here so it is calculated once at compiler startup
3932 (rs6000_override_options): Make -misel a target mask. Add more
3933 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3934 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3936 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3937 (rs6000_handle_option): Move -misel from variable to target mask.
3938 (rs6000_builtin_mask_for_load): Add VSX support.
3939 (rs6000_conditional_register_usage): Ditto.
3940 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3941 (function_arg_boundary): Ditto.
3942 (rs6000_expand_builtin): Ditto.
3943 (def_builtin): Make abort message a little friendlier.
3944 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3946 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3947 assembler support the popcntd instruction instead of a vsx
3948 instruction to enable power7 support.
3949 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3950 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3951 option to the assembler if -mcpu=native.
3952 (ASM_CPU_NATIVE_SPEC): Ditto.
3953 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3955 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3956 the lwsync instruction.
3957 (enum processor_type): Add PROCESSOR_POWER7.
3958 (rs6000_debug_reg): New -mdebug= options.
3959 (rs6000_debug_addr): Ditto.
3960 (rs6000_debug_cost): Ditto.
3961 (rs6000_isel): Delete.
3962 (enum rs6000_vector): New enum to say what vector unit we have.
3963 (VECTOR_UNIT_*): New macros to say which vector unit has
3964 arithmetic operations for a given type.
3965 (VECTOR_MEM_*): New macros to say which vector unit has memory
3966 operations for a given type.
3967 (TARGET_LDBRX): Whether the machine supports the ldbrx
3969 (TARGET_ISEL): Delete, -misel moved to be a mask.
3970 (TARGET_ISEL64): New macro for 64-bit isel support.
3971 (UNITS_PER_VSX_WORD): New macro.
3972 (POINTER_SIZE): Move to be an external variable, rather than
3973 calculating whether we are generating 32 ot 64-bit code.
3975 (STACK_BOUNDARY): Add VSX support.
3976 (LOCAL_ALIGNMENT): Ditto.
3977 (SLOW_UNALIGNED_ACCESS): Ditto.
3978 (VSX_REGNO_P): New macro for VSX support.
3979 (VFLOAT_REGNO_P): Ditto.
3980 (VINT_REGNO_P): Ditto.
3981 (VLOGICAL_REGNO_P): Ditto.
3982 (VSX_VECTOR_MODE): Ditto.
3983 (VSX_SCALAR_MODE): Ditto.
3985 (VSX_MOVE_MODE): Ditto.
3986 (VSX_REG_CLASS_P): Ditto.
3987 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3989 (UNITS_PER_SIMD_WORD): Add VSX support.
3990 (MODES_TIEABLE_P): Ditto.
3991 (STARTING_FRAME_OFFSET): Ditto.
3992 (STACK_DYNAMIC_OFFSET): Ditto.
3993 (EPILOGUE_USES): Ditto.
3994 (REGNO_REG_CLASS): Move to array lookup.
3995 (CLASS_MAX_NREGS): Ditto.
3996 (rs6000_vector_reg_class): Add declaration.
3997 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3998 overlap with the floating point and Altivec registers.
4000 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4002 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4003 give the appropriate asm switches if -mcpu=native.
4004 (host_detect_local_cpu): Add support for "asm".
4005 (host_detect_local_cpu): Follow GNU code guidelines for name.
4007 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4008 -mbit-word to a variable instead of being a target mask.
4010 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4011 emit the lwsync instruction instead of emitting the instruction as
4012 an integer constant.
4014 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4015 fixuns_trundfsi2, move expander into rs6000.md.
4017 * config/rs6000/rs6000.md (cpu): Add power7.
4018 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4019 (logical predicate patterns): Change the single instruction
4020 primitives that set CR0 to be fast_compare instead of compare.
4022 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4023 (popcntddi2): Ditto.
4024 (popcount<mode>): Ditto.
4025 (floating multiply/add insns): Name the floating point
4027 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4028 (isel_unsigned_<mode>): Ditto.
4029 (fixuns_trundfsi2): Move expander here from spe.md.
4030 (smindi3): Define if we have -misel on 64-bit systems.
4035 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4037 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4039 * config/avr/avr.c (avr_current_device): New variable.
4040 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4041 (avr_arch, mcu_type_s): Move to avr.h.
4042 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4043 default_data_section_start fields.
4044 (avr_arch): Moved from avr.c.
4045 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4046 library_name fields.
4047 (avr_current_device, avr_mcu_types, avr_arch_types,
4048 avr_device_to_arch, avr_device_to_data_start,
4049 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4050 (EXTRA_SPEC_FUNCTIONS): Define.
4051 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4052 options mapping. Use device_to_arch and device_to_data_start insted.
4053 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4054 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4055 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4056 * config/avr/driver-avr.c: New file.
4057 * config/avr/avr-devices.c: New file.
4059 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4061 * var-tracking.c (unshare_variable): Force initialized to
4062 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4063 (set_variable_part): Likewise.
4064 (struct variable_union_info): Remove pos_src field.
4065 (vui_vec, vui_allocated): New variables.
4066 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4067 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4068 == 1 use a simpler sorting algorithm. Compute pos field right
4069 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4070 Avoid quadratic comparison if !flag_var_tracking_uninit.
4071 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4072 unshare_variable unconditionally.
4073 (dataflow_set_different_2): Removed.
4074 (dataflow_set_different): Don't traverse second hash table.
4075 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4076 unconditionally to var_reg_set or var_mem_set.
4077 (emit_notes_in_bb): Likewise.
4078 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4080 (emit_note_insn_var_location): Don't set initialized to
4081 VAR_INIT_STATUS_INITIALIZED early.
4082 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4084 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4086 * tree-object-size.c (addr_object_size): Instead of checking
4087 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4088 are no FIELD_DECLs following it.
4090 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4092 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4093 order to match bswaps with signed source operands.
4095 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4097 * sdbout.c (sdbout_one_type): Fix braces in switch.
4099 2009-06-23 Richard Guenther <rguenther@suse.de>
4101 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4103 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4104 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4105 var_callused, callused_tree, var_storedanything, storedanything_tree,
4106 var_integer, integer_tree): Remove global variables.
4107 (new_var_info): Do not pass new id, append the new var to the
4108 global variable vector.
4109 (do_ds_constraint): Use is_global_var member of the variable-info.
4110 (new_scalar_tmp_constraint_exp): Adjust.
4111 (create_function_info_for): Likewise.
4112 (create_variable_info_for): Likewise.
4113 (find_what_var_points_to): Remove dead code.
4114 (init_base_vars): Simplify.
4115 (compute_points_to_sets): Adjust.
4117 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4119 * combine.c (try_combine): Dump information about the insns we're
4122 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4124 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4125 check when calling force_to_mode on TRUNCATE's operand.
4127 2009-06-22 Ian Lance Taylor <iant@google.com>
4129 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4131 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4133 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4135 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4137 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4138 override library linkage flags such as -static-libgcc or
4141 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4143 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4145 2009-06-22 Ian Lance Taylor <iant@google.com>
4147 * config/linux.opt: Put mglibc ahead of muclibc.
4149 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4150 for duplicate decls.
4152 2009-06-22 Matthias Klose <doko@ubuntu.com>
4154 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4156 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4159 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4160 instead of NULL if a parser error occurs.
4162 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4164 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4165 non-DWARF2_DEBUGGING_INFO version.
4167 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4169 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4170 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4172 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4173 (LIBGCC2_TF_CEXT): Define.
4176 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4179 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4181 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4183 * config/arm/arm.c (arm_override_options): Disable
4184 -mcaller-super-interworking and -mcallee-super-interworking.
4185 * doc/invoke.texi (ARM Options): Document this.
4187 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4189 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4190 * config/arm/constraints.md (j): New constraint for movw operands.
4191 (N): Remove thumb2 meaning.
4192 * config/arm/arm.md (*arm_movw): Delete.
4193 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4194 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4195 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4197 2009-06-22 Martin Jambor <mjambor@suse.cz>
4199 PR tree-optimization/40492
4200 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4201 build_ref_for_offset.
4203 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4205 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4206 JUMP_TABLE_DATA_P predicates where applicable.
4207 * auto-inc-dec.c: Ditto.
4208 * builtins.c: Ditto.
4209 * caller-save.c: Ditto.
4211 * cfgcleanup.c: Ditto.
4212 * cfglayout.c: Ditto.
4215 * combine-stack-adj.c: Ditto.
4221 * dwarf2asm.c: Ditto.
4222 * dwarf2out.c: Ditto.
4223 * emit-rtl.c: Ditto.
4229 * function.c: Ditto.
4232 * genpreds.c: Ditto.
4233 * genrecog.c: Ditto.
4235 * ira-costs.c: Ditto.
4236 * ira-lives.c: Ditto.
4239 * lower-subreg.c: Ditto.
4240 * modulo-sched.c: Ditto.
4242 * postreload.c: Ditto.
4243 * print-rtl.c: Ditto.
4252 * sched-vis.c: Ditto.
4254 * sel-sched-ir.c: Ditto.
4255 * simplify-rtx.c: Ditto.
4256 * targhooks.c: Ditto.
4257 * var-tracking.c: Ditto.
4258 * vmsdbgout.c: Ditto.
4260 2009-06-22 Matthias Klose <doko@ubuntu.com>
4262 * Makefile.in (install-plugin): Always use DESTDIR.
4264 2009-06-22 Olivier Hainque <hainque@adacore.com>
4266 * config/pa/pa.c (output_call): Don't optimize post call jumps
4267 into return address adjustments if the call may throw.
4269 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4271 * arm.c (thumb1_output_casesi): New function.
4272 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4273 optimizing for size or PIC.
4274 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4275 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4276 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4277 (thumb1_casesi_internal_pic): New expand rule.
4278 (thumb1_casesi_dispatch): New pattern.
4279 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4281 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4282 in the text seciton when PIC or optimizing for size.
4283 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4284 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4285 preservation properties of code.
4286 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4287 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4288 (__gnu_thumb1_case_si): New function.
4289 * t-arm (LIB1ASMSRC): Define here.
4290 (LIB1ASMFUNCS): Add some common functions.
4291 * t-arm-elf (LIB1ASMSRC): Delete.
4292 (LIB1ASMFUNCS): Append to existing set.
4293 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4294 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4295 * t-symbian (LIB1ASMFUNCS): Likewise.
4296 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4297 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4299 2009-06-21 Richard Guenther <rguenther@suse.de>
4301 PR tree-optimization/38729
4302 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4303 to loops with a single exit if -fno-expensive-optimizations.
4305 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4307 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4308 (dataflow_set): Change vars type from htab_t to shared_hash.
4309 (shared_hash_pool, empty_shared_hash): New variables.
4310 (vars_clear): Removed.
4311 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4312 shared_hash_find_slot_unshare, shared_hash_find_slot,
4313 shared_hash_find_slot_noinsert, shared_hash_find): New
4315 (shared_hash_unshare, shared_hash_destroy): New functions.
4316 (unshare_variable): Unshare set->vars if shared, use
4318 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4319 (get_init_value, find_src_set_src, dump_dataflow_set,
4320 clobber_variable_part, emit_notes_for_differences): Use
4322 (dataflow_set_init): Remove second argument, set vars to
4323 empty_shared_hash instead of creating a new htab.
4324 (dataflow_set_clear): Call shared_hash_destroy and set vars
4325 to empty_shared_hash instead of calling vars_clear.
4326 (dataflow_set_copy): Don't call vars_copy, instead just share
4327 the src htab with dst.
4328 (variable_union): Use shared_hash_*, use initially NO_INSERT
4329 lookup if set->vars is shared. Don't keep slot cleared before
4330 calling unshare_variable. Unshare set->vars if needed.
4331 Even ->refcount == 1 vars must be unshared if set->vars is shared
4332 and var needs to be modified.
4333 (variable_canonicalize): New function.
4334 (dataflow_set_union): If dst->vars is empty, just share src->vars
4335 with dst->vars and traverse with variable_canonicalize to canonicalize
4336 and unshare what is needed.
4337 (dataflow_set_different): If old_set and new_set use the same shared
4338 htab, they aren't different. If number of htab elements is different,
4339 htabs are different. Use shared_hash_*.
4340 (dataflow_set_destroy): Call shared_hash_destroy instead of
4342 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4343 second argument to dataflow_set_init.
4344 (vt_initialize): Likewise. Initialize shared_hash_pool and
4345 empty_shared_hash, move bb in/out initialization afterwards.
4346 Use variable_htab_free instead of NULL as changed_variables del hook.
4347 (variable_was_changed): Change type of second argument to pointer to
4348 dataflow_set. When inserting var into changed_variables, bump
4349 refcount. Unshare set->vars if set is shared htab and slot needs to
4351 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4352 lookup if set->vars is shared. Unshare set->vars if needed.
4353 Even ->refcount == 1 vars must be unshared if set->vars is shared
4354 and var needs to be modified. Adjust variable_was_changed caller.
4355 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4356 vars must be unshared if set->vars is shared and var needs to be
4357 modified. Adjust variable_was_changed caller.
4358 (emit_note_insn_var_location): Don't pool_free var.
4359 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4361 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4362 free_alloc_pool on shared_hash_pool.
4364 2009-06-20 Anthony Green <green@moxielogic.com>
4366 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4367 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4369 2009-06-20 Richard Guenther <rguenther@suse.de>
4371 * tree-ssa-structalias.c (find_func_aliases): For memset use
4372 a constraint from NULL if we memset to zero.
4373 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4374 we explicitly handle that do not read from memory.
4375 (call_may_clobber_ref_p_1): Properly handle builtins that may
4378 2009-06-20 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/40495
4381 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4382 (new_scalar_tmp_constraint_exp): New function.
4383 (process_constraint): Do not create temporary decls.
4384 (process_all_all_constraints): Likewise.
4385 (handle_const_call): Likewise.
4386 (create_function_info_for): Do not set decl.
4388 2009-06-19 Ian Lance Taylor <iant@google.com>
4390 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4391 (rs6000_attribute_table): Make static; move before use.
4393 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4395 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4396 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4397 Propagate the TREE_READONLY flag without overwriting it.
4398 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4399 Propagate the TREE_READONLY flag onto the result.
4400 (process_call_operands): Move around. Use correct constant value.
4402 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4405 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4406 * config/arm/arm.md: Likewise.
4408 2009-06-19 Ian Lance Taylor <iant@google.com>
4410 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4411 to GIMPLE_ERROR_MARK.
4413 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4414 op2_original_type parameters. Warn about using different enum types.
4415 * c-parser.c (c_parser_conditional_expression): Pass original
4416 types to build_conditional_expr.
4417 * c-tree.h (build_conditional_expr): Update declaration.
4419 2009-06-19 Ian Lance Taylor <iant@google.com>
4421 * config/i386/i386.c (ix86_function_specific_save): Test that
4422 fields match values, rather than testing the values are in a
4425 2009-06-19 Richard Guenther <rguenther@suse.de>
4427 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4429 (ptr_derefs_may_alias_p): Likewise.
4430 (ptr_deref_may_alias_ref_p_1): New function.
4431 (ptr_deref_may_alias_ref_p): Likewise.
4432 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4433 covered by looking at the ESCAPED solution.
4434 (call_may_clobber_ref_p_1): Likewise.
4435 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4436 Handle NULL_TREE offset. Do not produce redundant constraints.
4437 (process_all_all_constraints): New helper function.
4438 (do_structure_copy): Use it.
4439 (handle_lhs_call): Likewise.
4440 (find_func_aliases): Handle some builtins with pointer arguments
4441 and/or return values explicitly.
4443 2009-06-19 Ian Lance Taylor <iant@google.com>
4445 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4447 2009-06-19 Ian Lance Taylor <iant@google.com>
4449 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4451 2009-06-19 Ian Lance Taylor <iant@google.com>
4453 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4454 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4457 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4458 uninitialized const.
4460 2009-06-19 Ian Lance Taylor <iant@google.com>
4462 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4465 * c-decl.c (in_struct, struct_types): Remove.
4466 (struct c_binding): Add in_struct field.
4467 (c_binding_ptr): Define type, along with VEC.
4468 (struct c_struct_parse_info): Define.
4469 (struct_parse_info): New static variable.
4470 (bind): Initialize in_struct field.
4471 (start_struct): Remove enclosing_in_struct and
4472 enclosing_struct_types parameters. Add
4473 enclosing_struct_parse_info parameter. Change all callers. Set
4474 struct_parse_info rather than in_struct and struct_types.
4475 (grokfield): If -Wc++-compat and there is a symbol binding for the
4476 field name, set the in_struct flag and push it on the
4477 struct_parse_info->fields vector.
4478 (warn_cxx_compat_finish_struct): New static function.
4479 (finish_struct): Remove enclosing_in_struct and
4480 enclosing_struct_types parameters. Add
4481 enclosing_struct_parse_info parameter. Change all callers. Don't
4482 set C_TYPE_DEFINED_IN_STRUCT here. Call
4483 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4484 parameter. Only push on struct_types if warn_cxx_compat.
4485 (finish_enum): Only push on struct_types if warn_cxx_compat.
4486 (declspecs_add_type): Add loc parameter. Change all callers.
4487 Change all error calls to error_at. Pass loc, not input_location,
4488 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4489 defined in a struct. If -Wc++-compat and parsing a struct, record
4490 that a typedef name was used.
4491 * c-parser.c (c_parser_declspecs): Get location to pass to
4493 (c_parser_struct_or_union_specifier): Update calls to start_struct
4495 * c-tree.h (struct c_struct_parse_info): Declare.
4496 (finish_struct, start_struct): Update declarations.
4497 (declspecs_add_type): Update declaration.
4499 2009-06-19 Ian Lance Taylor <iant@google.com>
4501 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4502 variable with an anonymous type.
4504 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4506 * see.c: Remove for real.
4508 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4510 * optabs.h (enum optab_index): Add new OTI_significand.
4511 (significand_optab): Define corresponding macro.
4512 * optabs.c (init_optabs): Initialize significand_optab.
4513 * genopinit.c (optabs): Implement significand_optab using
4514 significand?f2 patterns.
4515 * builtins.c (expand_builtin_mathfn): Handle
4516 BUILT_IN_SIGNIFICAND{,F,L}.
4517 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4518 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4520 * config/i386/i386.md (significandxf2, significand<mode>2): New
4521 expanders to implement significandf, significand and significandl
4522 built-ins as inline x87 intrinsics.
4524 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4526 * config/avr/avr.c (avr_override_options): Remove setting value of
4527 PARAM_INLINE_CALL_COST.
4529 2009-06-18 Richard Henderson <rth@redhat.com>
4532 * tree-pass.h (TDF_ASMNAME): New.
4533 * tree-dump.c (dump_options): Add asmname.
4534 * doc/invoke.texi: Document it.
4536 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4537 (dump_decl_name): ...here.
4538 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4539 (dump_generic_node): Update dump_function_name calls.
4540 (print_call_name): New flags arg; update all dump calls.
4541 * diagnostic.h (print_call_name): Update.
4542 * gimple-pretty-print.c (dump_gimple_call): Update.
4544 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4547 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4549 2009-06-18 Diego Novillo <dnovillo@google.com>
4551 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4552 * plugin.c (str_license): Declare.
4553 (try_init_one_plugin): Assert that the symbol
4554 'plugin_is_GPL_compatible' exists.
4556 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4559 * Makefile.in (OBJS-common): Remove see.o.
4561 * common.opt (fsee): Mark as preserved for backward compatibility.
4562 * opts.c (common_handle_option): Add OPT_fsee to the backward
4563 compatibility section.
4564 * passes.c (init_optimization_passes, pass_see): Remove pass.
4565 * timevar.def (TV_SEE): Remove.
4566 * tree-pass.h (pass_see): Remove declaration.
4567 * doc/invoke.texi (-fsee): Remove documentation.
4569 2009-06-18 Martin Jambor <mjambor@suse.cz>
4571 * tree-sra.c: Include statistics.h
4572 (sra_stats): New variable.
4573 (sra_initialize): Clear sra_stats.
4574 (create_access_replacement): Increment sra_stats.replacements.
4575 (get_access_replacement): Do not return twice.
4576 (analyze_all_variable_accesses): Increment statistics counter by the
4577 number of scalarized aggregates.
4578 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4579 (sra_modify_expr): Increment sra_stats.exprs.
4580 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4581 (sra_modify_assign): Increment sra_stats.exprs,
4582 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4583 (perform_intra_sra): Update statistics counters.
4584 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4586 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4588 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4589 (arm_scalar_mode_supported_p): New function.
4591 2009-06-18 Paul Brook <paul@codesourcery.com>
4592 Sandra Loosemore <sandra@codesourcery.com>
4594 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4595 (__extendhfsf2, __truncsfhf2): Define.
4596 * config/arm/fp16.c: New file.
4597 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4598 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4600 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4602 * doc/extend.texi (Half-Precision): New section.
4603 * doc/invoke.texi (Option Summary): List -mfp16-format.
4604 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4605 * config/arm/arm.opt (mfp16-format=): New.
4606 * config/arm/arm.c: Include intl.h.
4607 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4608 (TARGET_INVALID_RETURN_TYPE): Redefine.
4609 (TARGET_PROMOTED_TYPE): Redefine.
4610 (TARGET_CONVERT_TO_TYPE): Redefine.
4611 (arm_fp16_format): Define.
4612 (all_fpus): Add entry for neon-fp16.
4613 (fp_model_for_fpu): Likewise.
4614 (struct fp16_format): Declare.
4615 (all_fp16_formats): Define.
4616 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4618 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4620 (arm_legitimate_index_p): Treat HFmode like HImode.
4621 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4622 (coproc_secondary_reload_class): Special-case HFmode.
4623 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4624 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4625 (arm_init_fp16_builtins): New.
4626 (arm_init_builtins): Call it.
4627 (arm_invalid_parameter_type): New.
4628 (arm_invalid_return_type): New.
4629 (arm_promoted_type): New.
4630 (arm_convert_to_type).
4631 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4633 (arm_emit_fp16_const): New function.
4634 (arm_mangle_type): Mangle __fp16 as "Dh".
4635 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4637 (TARGET_NEON_FP16): New.
4638 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4639 (enum fputype): Add FPUTYPE_NEON_FP16.
4640 (enum arm_fp16_format_type): Declare.
4641 (arm_fp16_format): Declare.
4642 (LARGEST_EXPONENT_IS_NORMAL): Define.
4643 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4644 * config/arm/arm-modes.def (HFmode): Define.
4645 * config/arm/vfp.md: (*movhf_vfp): New.
4648 * config/arm/arm.md: (fpu): Add neon_fp16.
4649 (floatsihf2, floatdihf2): New.
4650 (fix_trunchfsi2, fix_trunchfdi2): New.
4654 (*arm32_movhf): New.
4655 (*thumb1_movhf): New.
4656 (consttable_2): Add check for HFmode constants.
4657 (consttable_4): Handle HFmode constants.
4659 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4661 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4663 2009-06-17 Olivier Hainque <hainque@adacore.com>
4665 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4666 const char ** conversion in AIX specific section.
4668 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4670 * config/i386/i386.c (ix86_special_builtin_type): Remove
4671 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4672 (bdesc_special_args): Updated.
4673 (ix86_init_mmx_sse_builtins): Likewise.
4674 (ix86_expand_special_args_builtin): Likewise.
4676 2009-06-17 Richard Henderson <rth@redhat.com>
4678 * tree-pretty-print.c (maybe_dump_asm_name): New.
4679 (dump_decl_name): Use it.
4680 (PRINT_FUNCTION_NAME): Merge into...
4681 (dump_function_name): ... here. Use maybe_dump_asm_name.
4683 2009-06-17 Cary Coutant <ccoutant@google.com>
4685 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4687 * debug.c (struct gcc_debug_hooks): Change placeholder for
4689 (debug_nothing_int_charstar_int): Replaced by...
4690 (debug_nothing_int_charstar_int_bool): ...this.
4691 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4692 source_line prototype.
4693 (debug_nothing_int_charstar_int): Replaced by...
4694 (debug_nothing_int_charstar_int_bool): ...this.
4695 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4696 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4697 Output is_stmt operand when necessary.
4698 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4699 (notice_source_line): Add is_stmt parameter.
4700 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4701 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4703 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4704 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4706 2009-06-17 Ian Lance Taylor <iant@google.com>
4708 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4710 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4713 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4715 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4716 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4717 tree_strip_sign_nop_conversions and
4718 tree_ssa_strip_useless_type_conversions rather than stripping
4719 the operations here.
4720 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4722 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4723 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4724 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4725 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4728 2009-06-17 Michael Eager <eager@eagercon.com>
4730 * config/rs6000/constraints.md (register_constraint "d"): New.
4731 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4732 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4733 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4734 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4735 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4736 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4737 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4738 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4739 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4740 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4742 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4743 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4744 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4745 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4746 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4747 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4748 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4749 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4750 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4751 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4752 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4753 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4754 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4755 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4757 2009-06-16 Ian Lance Taylor <iant@google.com>
4759 * profile.c (total_num_never_executed): Don't define.
4760 (compute_branch_probabilities): Don't count or print
4762 (init_branch_prob): Don't set total_num_never_executed.
4763 (end_branch_prob): Don't print total_num_never_executed.
4765 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4767 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4769 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4771 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4772 (nabstd2_fpr): Same.
4774 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4776 * expr.c (expand_assignment): Change complex type check.
4778 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4780 * doc/plugins.texi (Building GCC plugins): Added new section.
4782 2009-06-17 Ian Lance Taylor <iant@google.com>
4784 * c-pch.c (get_ident): Don't set size of templ array.
4785 (pch_init): Don't set size of partial_pch array.
4787 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4788 string constant to intialize an array whose size is the length of
4791 2009-06-17 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/40389
4794 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4795 to addressable types.
4796 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4798 2009-06-17 Richard Guenther <rguenther@suse.de>
4801 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4802 if there is no evolution of left in the loop bail out.
4803 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4804 chrec_fold_multiply.
4806 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4807 Janis Johnson <janis187@us.ibm.com>
4810 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4811 for the symbol ref of a constant that is the source of a move
4812 - nor for any other not-obvious-label-ref constants.
4814 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4816 * plugin.c (position_pass): Skip newly inserted pass during list
4817 traversal to avoid repeated insertion.
4819 2009-06-16 Ian Lance Taylor <iant@google.com>
4821 * vec.h (VEC_stack_alloc): Define different version if
4822 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4823 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4824 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4825 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4827 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4829 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4831 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4832 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4833 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4834 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4835 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4836 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4837 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4838 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4839 __builtin_ia32_rdtscp.
4840 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4841 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4842 and __builtin_ia32_rorhi.
4843 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4844 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4845 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4846 (ix86_expand_args_builtin): Likewise.
4847 (ix86_expand_special_args_builtin): Likewise.
4849 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4850 (UNSPECV_RDTSC): Likewise.
4851 (UNSPECV_RDPMC): Likewise.
4852 (*bsr): Renamed to ...
4854 (*bsr_rex64): Renamed to ...
4858 (*rdpmc_rex64): Likewise.
4861 (*rdtsc_rex64): Likewise.
4863 (*rdtscp): Likewise.
4864 (*rdtscp_rex64): Likewise.
4866 * config/i386/ia32intrin.h: New.
4868 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4870 2009-06-16 Ian Lance Taylor <iant@google.com>
4872 * ira-build.c (copy_info_to_removed_store_destinations):
4873 Initialize parent_a.
4875 2009-06-16 Ian Lance Taylor <iant@google.com>
4877 * c-decl.c (grokdeclarator): Change size_varies to bool.
4879 2009-06-16 Ian Lance Taylor <iant@google.com>
4881 * sel-sched.c: Make forward declarations of move_op_hooks and
4882 fur_hooks explicitly extern.
4884 2009-06-16 Ian Lance Taylor <iant@google.com>
4886 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4887 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4889 2009-06-16 Ian Lance Taylor <iant@google.com>
4891 * resource.c (mark_referenced_resources): Change
4892 include_delayed_effects parameter to bool. Change all callers.
4893 (mark_end_of_function_resources): Likewise.
4894 * reorg.c (insn_references_resource_p): Likewise.
4895 (insn_sets_resource_p): Likewise.
4896 * resource.h (mark_referenced_resources): Update declaration.
4897 (mark_end_of_function_resources): Update declaration.
4899 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4901 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4903 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4905 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4906 GCC can bootstrap on AIX with GNU Binutils 2.20.
4908 2009-06-16 Ian Lance Taylor <iant@google.com>
4910 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4912 2009-06-16 Ian Lance Taylor <iant@google.com>
4914 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4915 inline, not extern inline.
4916 (exact_log2): Likewise.
4917 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4919 (exact_log2): Likewise, but don't test CTZ_HWI.
4921 2009-06-16 Ian Lance Taylor <iant@google.com>
4923 * bitmap.c (bitmap_clear): Don't declare as inline.
4924 * gimple.c (gimplify_assign): Likewise.
4925 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4926 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4927 (sched_scan_info): Remove duplicate definition.
4929 2009-06-16 Ian Lance Taylor <iant@google.com>
4931 * c-common.c (skip_evaluation): Don't define.
4932 (c_inhibit_evaluation_warnings): Define global variable.
4933 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4934 than skip_evaluation.
4935 (convert_and_check, warn_for_div_by_zero): Likewise.
4936 * c-common.h (skip_evaluation): Don't declare.
4937 (c_inhibit_evaluation_warnings): Declare.
4938 * c-parser.c (c_parser_typeof_specifier): Set
4939 c_inhibit_evaluation_warnings rather than skip_evaluation.
4940 (c_parser_conditional_expression): Likewise.
4941 (c_parser_binary_expression): Likewise.
4942 (c_parser_sizeof_expression): Likewise.
4943 (c_parser_alignof_expression): Likewise.
4944 * c-typeck.c (build_indirect_ref): Check
4945 c_inhibit_evaluation_warnings rather than skip_evaluation.
4946 (build_conditional_expr, build_binary_op): Likewise.
4948 2009-06-16 Richard Guenther <rguenther@suse.de>
4950 * tree-ssa-alias.c (is_escape_site): Remove.
4951 * tree-ssa-alias.h (enum escape_type): Remove.
4952 (is_escape_site): Likewise.
4953 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4954 via casts and asms without deferring to is_escape_site.
4956 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4959 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4960 use gen_lowpart if op0 has complex mode.
4962 2009-06-16 Richard Guenther <rguenther@suse.de>
4964 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4965 variables add them to ESCAPED.
4966 (find_func_aliases): Do not make all indirectly stored values escaped.
4968 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4970 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4973 2009-06-16 Martin Jambor <mjambor@suse.cz>
4975 PR tree-optimization/40432
4976 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4977 check whether we need to force gimple register operand.
4979 2009-06-16 Martin Jambor <mjambor@suse.cz>
4981 PR tree-optimization/40413
4982 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4983 build_ref_for_offset.
4984 (propagate_subacesses_accross_link): Fix a typo in a comment.
4986 2009-06-16 Ira Rosen <irar@il.ibm.com>
4988 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4989 with additional parameter.
4990 * tree-vectorizer.h (enum vect_def_type): Add new value
4992 (enum vect_relevant): Add comments.
4993 (vect_is_simple_reduction): Add new argument.
4994 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4995 Detect nested cycles.
4996 (vect_is_simple_reduction): Update documentation, add an argument to
4997 distinguish inner-loop reduction from nested cycle, detect nested
4998 cycles, fix printings and indentation, don't swap operands in case
5000 (get_initial_def_for_reduction): Handle subtraction.
5001 (vect_create_epilog_for_reduction): Add new argument to specify
5003 (vect_finalize_reduction): Handle subtraction, fix comments.
5004 (vectorizable_reduction): Handle nested cycles. In case of nested
5005 cycle keep track of the reduction variable position. Call
5006 vect_is_simple_reduction with additional parameter. Use original
5007 statement code in reduction epilogue for nested cycle. Call
5008 vect_create_epilog_for_reduction with additional parameter.
5009 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5010 inner-loop vectorization.
5011 (vect_recog_widen_sum_pattern): Likewise.
5012 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5014 (vect_mark_stmts_to_be_vectorized): Likewise.
5015 (vect_get_vec_def_for_operand): Handle nested cycles.
5017 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5019 * doc/invoke.texi (Debugging Options): Fix option index entries
5020 for -fdump-statistics, -frandom-seed add entries for
5021 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5022 (FRV Options): Fix entries for -mTLS, -mtls.
5023 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5024 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5025 (M68hc1x Options): Fix @itemx for -mnominmax.
5026 (MCore Options): Fix entry for -mno-lsim.
5027 (MMIX Options): Fix entry for -mabi=mmixware.
5028 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5030 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5032 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5033 Mention the plugin mode of gengtype.
5034 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5035 * gengtype.c: Updated copyright.
5036 (plugin_files, nb_plugin_files) Added new static variables.
5037 (measure_input_list) Care about plugin_files.
5038 (write_rtx_next): Added early return in plugin mode.
5039 (create_file): Updated copyright year in generated file. Added
5041 (oprintf): Added early return if NULL outf.
5042 (get_output_file_with_visibility): Care of plugin_files.
5043 (get_output_file_name): May return null.
5044 (write_local): Added early return.
5045 (put_mangled_filename): Ditto.
5046 (finish_root_table): Added check for base_files.
5047 (write_roots): Care about null when plugins.
5048 (main): Added plugin mode.
5050 2009-06-15 Ian Lance Taylor <iant@google.com>
5052 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5053 * gcov.c (read_count_file): Add braces around variables declared
5056 * c.opt (Wjump-misses-init): New warning.
5057 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5058 -Wall and -Wc++-compat if not already set.
5059 (c_common_post_options): Clear warn_jump_misses_init if it was not
5061 * c-decl.c (struct c_binding): Change type field to a union with
5062 new label field. Make it the first field in the struct. Update
5063 references to type to use u.type instead.
5064 (struct c_spot_bindings): Define.
5065 (struct c_goto_bindings): Define.
5066 (c_goto_bindings_p): Define, along with VECs.
5067 (struct c_label_vars): Define.
5068 (struct c_scope): Add has_label_bindings field.
5069 (bind_label, set_spot_bindings): New static functions.
5070 (decl_jump_unsafe, update_spot_bindings): New static functions.
5071 (update_label_decls): New static function.
5072 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5073 Update binding u.label field to shadowed field.
5074 (c_binding_start_stmt_expr): New function.
5075 (c_binding_end_stmt_expr): New function.
5076 (pushdecl): Don't call c_begin_vm_scope.
5077 (make_label): Add defining and p_label_vars parameters. Change
5079 (lookup_label): Correct test for whether a label has not yet been
5080 defined. Call bind_label rather than bind.
5081 (warn_about_goto): New static function.
5082 (lookup_label_for_goto): New function.
5083 (declare_label): Call bind_label rather than bind.
5084 (check_earlier_gotos): New static function.
5085 (define_label): Don't give errors about jumping into statement
5086 expressions or scopes of variably modified types. Call
5087 set_spot_bindings and check_earlier_gotos. Call bind_label
5088 instead of bind. Don't set label_context_stack_se or
5089 label_context_stack_vm.
5090 (c_get_switch_bindings): New function.
5091 (c_release_switch_bindings): New function.
5092 (c_check_switch_jump_warnings): New function.
5093 (start_function): Don't set label_context_stack_se or
5094 label_context_stack_vm.
5095 (finish_function): Likewise.
5096 * c-typeck.c (label_context_stack_se): Don't define.
5097 (label_context_stack_vm): Don't define.
5098 (c_finish_goto_label): Call lookup_label_for_goto rather than
5099 lookup_label. Don't give errors about jumping into a statement
5100 expression or the scope of a variably modified type. Don't set
5101 label_context_stack_se or label_context_stack_vm.
5102 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5103 fields. Add bindings field.
5104 (c_start_case): Don't set deleted fields. Set bindings field.
5105 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5106 or blocked_vm. Call c_check_switch_jump_warnings.
5107 (c_finish_case): Don't test blocked_stmt_expr field. Call
5108 c_release_switch_bindings.
5109 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5110 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5111 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5112 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5113 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5114 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5115 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5116 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5117 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5118 (C_DECL_UNJUMPABLE_VM): Don't define.
5119 (C_DECL_UNDEFINABLE_VM): Don't define.
5120 (struct c_label_list): Don't define.
5121 (struct c_label_context_se): Don't define.
5122 (struct c_label_context_vm): Don't define.
5123 (struct c_spot_bindings): Declare.
5124 (c_bindings_start_stmt_expr): Declare.
5125 (c_bindings_end_stmt_expr): Declare.
5126 (lookup_label_for_goto): Declare.
5127 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5128 (c_check_switch_jump_warnings): Declare.
5129 (label_context_stack_se, label_context_stack_vm): Don't declare.
5130 (c_finish_goto_label): Update declaration.
5131 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5132 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5133 (Warning Options): Document -Wjump-misses-init.
5135 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5137 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5140 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5142 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5144 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5146 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5148 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5150 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5152 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5154 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5155 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5156 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5157 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5158 * dwarf2asm.c (dw2_force_const_mem): Update call to
5160 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5161 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5162 * langhooks.c (lhd_comdat_group): Remove.
5163 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5164 * tree.h (DECL_COMDAT_GROUP): New.
5165 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5166 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5167 (make_decl_one_only): Change signature.
5168 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5170 (make_decl_one_only): Change signature.
5171 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5173 2009-06-15 Richard Guenther <rguenther@suse.de>
5176 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5178 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5180 * tree-ssa-math-opts.c: Remove extra divide.
5182 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5184 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5186 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5188 * passes.c: Add bswap pass.
5189 * tree-pass.h: Add pass_optimize_bswap declaration.
5190 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5191 Include rtl.h, expr.h and optabs.h for optab_handler check.
5192 (struct symbolic_number, pass_optimize_bswap): New definition.
5193 (do_shift_rotate, verify_symbolic_number_p): New functions.
5194 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5195 (gate_optimize_bswap): New function.
5196 * tree.c (widest_int_cst_value): New function.
5197 * tree.h (widest_int_cst_value): Prototype added.
5199 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5201 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5202 REG_EQUAL/REG_EQUIV notes.
5204 2009-06-14 Richard Guenther <rguenther@suse.de>
5207 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5208 has its address taken if NRV was applied and it is addressable.
5209 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5210 function split out from ...
5211 (get_constraint_for_1): ... here.
5212 (handle_rhs_call): Use it to mark the return slot escaped if
5213 it is addressable and NRV was applied.
5215 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5217 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5218 Change first argument type to location_t.
5219 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5220 Do not set input_location.
5221 Use loc instead of input_location throughout.
5223 2009-06-13 Richard Guenther <rguenther@suse.de>
5225 PR tree-optimization/40421
5226 * tree-predcom.c (should_unroll_loop_p): Remove.
5227 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5229 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5231 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5232 Add location argument.
5234 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5236 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5238 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5239 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5240 * config/spu/spu-protos.h: Add location to
5241 spu_resolve_overloaded_builtin.
5242 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5243 spu_build_builtin_va_list.
5244 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5245 argument. Pass location to build_function_call_vec.
5246 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5248 (emit_fpu_switch): Same.
5249 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5250 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5251 to build_decl and create_artificial_label.
5252 (xtensa_gimplify_va_arg_expr): Same.
5253 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5254 (xstormy16_gimplify_va_arg_expr): Same.
5255 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5256 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5257 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5258 (mips16_build_function_stub): Same.
5259 (mips16_build_call_stub): Same.
5261 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5264 * arm/constraints.md (Pa, Pb): New constraints.
5265 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5266 split pattern to deal with them.
5268 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5270 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5271 fix index entry for -Xpreprocessor.
5273 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5275 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5276 Add location argument to build_decl call.
5277 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5278 (rs6000_init_builtins): Same.
5279 (spe_init_builtins): Same.
5280 (rs6000_gimplify_va_arg): Add location argument to
5281 create_artificial_label call.
5283 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5285 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5286 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5287 * Makefile.in: Fix GGC dependency for gcse.o.
5289 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5291 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5292 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5293 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5295 * c-parser.c (c_parser_binary_expression): Use current column while
5296 building binary operations.
5297 * common.opt (fshow-column): Enable by default.
5298 * tree-vrp.c (check_array_ref): Use warning_at.
5299 (check_array_bounds): Use location from call back if expr has no
5301 * tree.h: Add location argument to maybe_fold_*.
5302 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5303 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5304 (maybe_fold_offset_to_component_ref): Same.
5305 (maybe_fold_offset_to_reference): Same.
5306 (maybe_fold_offset_to_address): Same.
5307 (maybe_fold_stmt_indirect): Same.
5308 (maybe_fold_stmt_addition): Same.
5309 (fold_stmt_r): Pass location to maybe_fold_*.
5310 (fold_gimple_assign): Same.
5311 * c-tree.h: Add location argument to finish_decl,
5312 default_function_array_conversion, store_init_value.
5313 * c-decl.c (define_label): Use error_at.
5314 (c_make_fname_decl): Pass location to finish_decl.
5315 (finish_decl): New location argument.
5316 (build_compound_literal): Pass location to store_init_value.
5317 (grokdeclarator): Pass location to finish_decl.
5319 * c-typeck.c (array_to_pointer_conversion): New location argument.
5320 (function_to_pointer_conversion): Same.
5321 (default_function_array_conversion): Same.
5322 (parser_build_unary_op): Pass location to overflow_warning.
5323 (parser_build_binary_op): Same. Use warning_at.
5324 (build_unary_op): Pass location to array_to_pointer_conversion.
5325 (build_c_cast): Pass location to digest_init.
5326 (build_modify_expr): New location argument.
5327 (convert_for_assignment): Same.
5328 (store_init_value): Same.
5329 (digest_init): Same.
5330 (output_init_element): Pass location to digest_init and
5331 array_to_pointer_conversion.
5332 (c_finish_return): Pass location to convert_for_assignment.
5333 * gimplify.c (gimplify_conversion): Pass location to
5334 maybe_fold_offset_to_address.
5335 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5336 to maybe_fold_stmt_addition.
5337 * c-omp.c (c_finish_omp_atomic): Pass new location to
5339 (c_finish_omp_for): Same.
5340 * c-common.c (overflow_warning): New argument.
5341 * c-common.h: New argument to build_modify_expr, overflow_warning.
5342 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5344 (c_parser_initializer): Pass location to
5345 default_function_array_conversion.
5346 (c_parser_initelt): Same.
5347 (c_parser_initval): Same.
5348 (c_parser_asm_operands): Same.
5349 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5350 (c_parser_conditional_expression): Same.
5351 (c_parser_binary_expression): Add location info to stack. Use it.
5352 (c_parser_unary_expression): Pass location to
5353 default_function_array_conversion, parser_build_unary_op,
5354 build_indirect_ref, c_parser_postfix_expression_after_primary.
5355 (c_parser_postfix_expression_after_primary): New location argument.
5357 (c_parser_expression_conv): Pass location to
5358 default_function_array_conversion.
5359 (c_parser_expr_list): Same.
5360 (c_parser_omp_atomic): Same.
5361 (c_parser_omp_for_loop): Same.
5362 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5363 (build_array_declarator): New argument.
5364 * c-decl.c (build_array_declarator): Add location argument.
5365 (grokdeclarator): Set id_loc for cdk_array.
5366 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5367 build_array_declarator.
5368 * tree.c (build_omp_clause): Add location argument.
5369 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5370 (OMP_CLAUSE_LOCATION): New macro.
5371 (struct tree_omp_clause): Add location field.
5372 (build_omp_clause): Add argument.
5373 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5374 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5376 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5377 (cp_parser_omp_clause_collapse): Same.
5378 (cp_parser_omp_clause_default): Same.
5379 (cp_parser_omp_clause_if): Same.
5380 (cp_parser_omp_clause_nowait): Same.
5381 (cp_parser_omp_clause_num_threads): Same.
5382 (cp_parser_omp_clause_ordered): Same.
5383 (cp_parser_omp_clause_schedule): Same.
5384 (cp_parser_omp_clause_untied): Same.
5385 (cp_parser_omp_for_loop): Same.
5386 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5387 * c-tree.h (c_start_case): Add location argument.
5388 (c_process_expr_stmt): Same.
5389 (c_finish_goto_*): Same.
5390 * tree-parloops.c (initialize_reductions): Pass location to
5392 (create_parallel_loop): Same.
5393 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5394 (gfc_trans_omp_reduction_list): Same.
5395 (gfc_trans_omp_clauses): Same.
5396 (gfc_trans_omp_do): Same.
5397 * c-typeck.c (c_finish_goto_label): Same.
5398 (c_finish_goto_ptr): New location argument.
5399 (c_start_case): Same.
5400 (emit_side_effect_warnings): Same.
5401 (c_process_expr_stmt): Same.
5402 (c_finish_stmt_expr): Same.
5403 (c_finish_omp_clauses): Use error_at instead of error.
5404 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5406 * c-omp.c (c_split_parallel_clauses): New location argument.
5407 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5408 to build_omp_clause.
5409 (convert_local_reference_stmt): Same.
5410 (convert_gimple_call): Same.
5411 * c-common.h (c_split_parallel_clauses): New argument.
5412 * c-parser.c (c_parser_statement_after_labels): Pass location to
5413 c_finish_goto_label.
5414 (c_parser_switch_statement): Pass location to c_start_case.
5415 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5416 and c_process_expr_stmt.
5417 (c_parser_omp_variable_list): Add location argument.
5418 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5419 (c_parser_omp_clause_default): Same.
5420 (c_parser_omp_clause_if): Same.
5421 (c_parser_omp_clause_num_threads): Same.
5422 (-c_parser_omp_clause_ordered): Same.
5423 (c_parser_omp_clause_reduction): Pass location to
5424 c_parser_omp_variable_list.
5425 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5426 (c_parser_omp_clause_untied): Same.
5427 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5428 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5430 * c-tree.h (check_for_loop_decls, undeclared_variable,
5431 build_component_ref, build_array_ref, build_external_ref,
5432 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5433 build_conditional_expr, build_compound_expr, c_cast_expr,
5434 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5435 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5437 * c-semantics.c (build_stmt): Same.
5438 (build_case_label): Same.
5439 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5440 (undeclared_variable): New argument.
5442 (lookup_label): Pass location on down.
5443 (define_label): Same.
5444 (finish_decl): Same.
5445 (build_compound_literal): Same.
5446 (finish_struct): Same.
5447 (finish_function): Do not set location here.
5448 (check_for_loop_decls): New argument.
5449 * tree.c (save_expr): Set location.
5450 (build_empty_stmt): New argument.
5451 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5452 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5453 * builtins.c (gimplify_va_arg_expr): Use locations.
5454 (expand_builtin_sync_operation): Same.
5455 * c-typeck.c (build_component_ref): New argument.
5456 (build_array_ref): Same.
5457 (build_external_ref): Same.
5458 (c_expr_sizeof_expr): Same.
5459 (c_expr_sizeof_type): Same.
5460 (parser_build_unary_op): Same.
5461 (build_conditional_expr): Same.
5462 (build_compound_expr): Pass location on down.
5463 (build_compound_expr): New argument.
5464 (build_c_cast): Same.
5465 (c_cast_expr): Same.
5466 (build_asm_expr): Same.
5467 (c_finish_return): Same.
5468 (c_process_expr_stmt): Pass location on down.
5469 (c_finish_stmt_expr): New argument.
5470 (push_clenaup): Same.
5471 (c_finish_omp_parallel): Same.
5472 (c_finish_omp_task): Same.
5473 * gimplify.c (gimplify_call_expr): Pass location on down.
5474 * c-omp.c (c_finish_omp_master): New argument.
5475 (c_finish_omp_critical): Same.
5476 (c_finish_omp_ordered): Same.
5477 (c_finish_omp_barrier): Same.
5478 (-c_finish_omp_taskwait): Same.
5479 (c_finish_omp_atomic): Same.
5480 (c_finish_omp_flush): Same.
5481 * tree-inline.c (copy_tree_body_r): Pass location on down.
5482 (inline_forbidden_p): Remove use of input_location.
5483 * c-gimplify.c (c_build_bind_expr): New argument.
5484 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5485 (c_sizeof_or_alignof_type): New argument.
5486 (c_alignof_expr): Same.
5487 (build_va_arg): Same.
5488 (c_add_case_label): Same.
5489 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5490 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5491 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5492 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5493 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5494 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5496 * stub-objc.c (objc_build_selector_expr): Same.
5497 (objc_build_throw_stmt): Same.
5498 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5499 (c_parser_initelt): Same.
5500 (c_parser_compound_statement): Same.
5501 (c_parser_compound_statement_nostart): Same.
5502 (c_parser_label): Same.
5503 (c_parser_statement_after_labels): Same.
5504 (c_parser_if_body): Same.
5505 (c_parser_else_body): Same.
5506 (c_parser_if_statement): Same.
5507 (c_parser_switch_statement): Same.
5508 (c_parser_while_statement): Same.
5509 (c_parser_do_statement): Same.
5510 (c_parser_for_statement): Same.
5511 (c_parser_asm_statement): Same.
5512 (c_parser_conditional_expression): Same.
5513 (c_parser_binary_expression): Same.
5514 (c_parser_cast_expression): Same.
5515 (c_parser_unary_expression): Same.
5516 (c_parser_sizeof_expression): Same.
5517 (c_parser_alignof_expression): Same.
5518 (c_parser_postfix_expression): Same.
5519 (c_parser_expression): Same.
5520 (c_parser_objc_receiver): Same.
5521 (c_parser_omp_variable_list): Same.
5522 (c_parser_omp_structured_block): Same.
5523 (c_parser_omp_atomic): New argument.
5524 (c_parser_omp_barrier): Same.
5525 (c_parser_omp_critical): Same.
5526 (c_parser_omp_flush): Pass location on down.
5527 (c_parser_omp_for_loop): New argument.
5528 (c_parser_omp_for): Same.
5529 (c_parser_omp_master): Same.
5530 (c_parser_omp_ordered): Same.
5531 (c_parser_omp_sections_scope): Same.
5532 (c_parser_omp_sections): Same.
5533 (c_parser_omp_parallel): Same.
5534 (c_parser_omp_single): Same.
5535 (c_parser_omp_task): Same.
5536 (c_parser_omp_taskwait): Pass location on down.
5537 (c_parser_omp_construct): Same.
5538 (c_parser_omp_threadprivate): Same.
5539 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5540 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5541 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5542 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5543 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5544 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5545 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5546 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5547 config/i386/i386.c, stmt.c:
5548 Add location argument to the following function definitions and/or
5549 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5550 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5551 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5552 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5553 do_case, c_finish_bc_stmt, build_compound_literal,
5554 build_function_call.
5555 * c-decl.c (build_compound_literal): Add location argument.
5556 Make all diagnostic calls use location.
5557 (start_struct): Same.
5558 (finish_struct): Same.
5560 (build_enumerator): Same.
5561 (start_function): Same.
5562 (grokdeclarator): Make all diagnostic calls use location.
5563 (store_parm_decls_oldstyle): Same.
5564 * c-typeck.c (build_function_call): Add location argument.
5565 Make all diagnostic calls use location.
5567 (c_finish_bc_stmt): Same.
5568 * tree-nested.c (get_trampoline_type): Add argument.
5569 Pass location to build_decl.
5570 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5571 * rtl.h (RTL_LOCATION): New.
5572 * c-common.c (c_add_case_label): Add location argument.
5573 Make all diagnostic calls use location.
5574 * c-common.h: Add location argument to make_fname_decl, do_case,
5575 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5576 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5577 Set it appropriately for every case. Pass enum_loc to start_enum
5578 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5580 (c_parser_struct_or_union_specifier): Save location. Use it for
5581 start_struct, finish_struct, and parser_xref_tag.
5583 2009-06-12 Ian Lance Taylor <iant@google.com>
5585 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5587 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5588 cpp_opts->warn_cxx_operator_names.
5590 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5593 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5594 is returns NULL and OP is a VCE, look through the VCE.
5596 2009-06-12 Ian Lance Taylor <iant@google.com>
5599 * collect2.c (main): Use CONST_CAST2 in code inside #if
5600 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5602 2009-06-12 Joey Ye <joey.ye@intel.com>
5605 * cfgexpand.c (get_decl_align_unit): Update
5606 max_used_stack_slot_alignment with align instead of
5607 stack_alignment_needed.
5609 * function.c (assign_stack_local_1): Update
5610 max_used_stack_slot_alignment with alignment_in_bits instead
5611 of stack_alignment_needed.
5612 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5615 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5617 * dwarf2out.c (last_var_location_insn): New variable.
5618 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5619 (dwarf2out_var_location): Don't record anything after last real
5620 insn. Only change labels if there were any real instructions
5621 in between last note and this one, or if changed sections.
5623 2009-06-11 Richard Henderson <rth@redhat.com>
5625 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5626 note when storing the frame pointer in a register.
5627 (FRP): Don't redefine to nothing for epilogue.
5628 (alpha_expand_epilogue): Mark register and sp restores.
5629 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5631 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5632 when gen_lowpart is needed.
5634 2009-06-11 Richard Henderson <rth@redhat.com>
5636 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5638 * dwarf2out.c (need_data_align_sf_opcode): New.
5639 (div_data_align): Move earlier.
5640 (def_cfa_1, reg_save): Use it.
5642 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5644 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5645 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5646 (ix86_handle_option): Handle OPT_mcrc32.
5647 (ix86_target_string): Add -mcrc32.
5648 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5650 * config/i386/i386.h (TARGET_CRC32): New.
5652 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5653 (sse4_2_crc32di): Likewise.
5655 * config/i386/i386.opt (mcrc32): New.
5657 * doc/invoke.texi: Document -mcrc32.
5659 2009-06-11 Richard Henderson <rth@redhat.com>
5661 * common.opt (gdwarf-): Accept a version number.
5662 * doc/invoke.texi (gdwarf-): Update docs.
5663 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5664 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5665 version level, and record it.
5667 * dwarf2.h (DW_CIE_VERSION): Remove.
5668 * dwarf2out.c (DWARF_VERSION): Remove.
5669 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5670 (output_call_frame_info): Use CIE version 3 for dwarf3,
5671 or if the return register column is out of range for version 1.
5672 (dwarf_stack_op_name): Add all dwarf3 values.
5673 (DEBUG_PUBTYPES_SECTION): New.
5674 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5675 encoding change for dwarf3.
5676 (output_die) [dw_val_class_die_ref]: Likewise.
5677 (output_compilation_unit_header): Emit correct version for dwarf3.
5678 (output_line_info): Likewise.
5679 (output_pubnames): Update for DWARF_VERSION removal.
5680 (output_aranges): Likewise.
5681 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5682 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5683 (dwarf2out_finish): Likewise.
5685 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5687 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5690 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5693 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5694 * builtins.c (expand_builtin_unreachable): New function.
5695 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5696 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5697 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5699 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5700 searching for missing barriers.
5702 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5704 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5705 when -fprofile-generate* was passed.
5706 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5708 2009-06-11 Anthony Green <green@moxielogic.com>
5710 * config/moxie/moxie.md: Define length attribute for all instructions.
5712 (*b<cond:code>): Support limited branch ranges for new PC-relative
5713 branch instructions.
5714 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5716 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5718 * config/i386/i386.c (min_insn_size): Use get_attr_length
5719 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5722 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5723 instead of emit_insn_before.
5725 2009-06-10 Ian Lance Taylor <iant@google.com>
5728 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5731 2009-06-10 Revital Eres <eres@il.ibm.com>
5733 * passes.c (init_optimization_passes): Reschedule
5734 predictive-commoning pass before complete unroll pass.
5736 2009-06-10 Martin Jambor <mjambor@suse.cz>
5738 * cgraph.c (cgraph_node_can_be_local_p): New function.
5739 (cgraph_make_node_local): New function.
5740 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5741 (cgraph_make_node_local): Declare.
5743 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5745 * tree.h (tree_base): Add packed_flag and user_align fields.
5746 Decrease size of spare field.
5747 (TYPE_USER_ALIGN): Use user_align from tree_base.
5748 (DECL_USER_ALIGN): Likewise.
5749 (TYPE_PACKED): Use packed_flag from tree_base.
5750 (DECL_PACKED): Likewise.
5751 (tree_type): Delete packed_flag and user_align fields. Widen
5752 precision field. Widen mode field and shuffle fields to align
5753 mode on an 8-bit boundary.
5754 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5755 Renumber decl_flag_* fields. Fix comments. Widen
5756 decl_common_unused field.
5757 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5758 (DECL_EXTERNAL): Likewise.
5759 (DECL_BIT_FIELD): Likewise.
5760 (DECL_NONADDRESSABLE_P): Likewise.
5761 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5762 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5764 2009-06-10 Ian Lance Taylor <iant@google.com>
5766 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5767 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5768 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5769 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5770 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5771 DEF_VEC_ALLOC_FUNC_P.
5772 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5773 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5774 DEF_VEC_ALLOC_FUNC_O.
5775 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5776 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5777 DEF_VEC_ALLOC_FUNC_I.
5778 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5779 (vec_stack_p_reserve_exact_1): Declare.
5780 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5781 (vec_stack_free): Declare.
5782 (VEC_stack_alloc): Define.
5783 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5784 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5785 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5786 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5788 (stack_vecs): New static variable.
5789 (vec_stack_p_reserve_exact_1): New function.
5790 (vec_stack_o_reserve_1): New static function.
5791 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5792 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5793 (vec_stack_free): New function.
5794 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5795 (VEC_df_ref_stack_alloc): Define.
5796 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5797 DEF_VEC_ALLOC_P_STACK.
5798 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5799 (struct df_collection_rec): Change _vec fields to VEC. Remove
5801 (df_free_collection_rec): Adjust for new fields.
5802 (df_insn_rescan): Use new df_collection_rec fields.
5803 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5804 (df_ref_create_structure, df_ref_record): Likewise.
5805 (df_get_conditional_uses, df_get_call_refs): Likewise.
5806 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5807 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5808 (df_record_exit_block_uses, df_bb_verify): Likewise.
5809 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5810 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5811 Remove count parameter. Change return type to void. Change all
5813 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5814 Remove count parameter. Change return type to void. Change all
5816 (df_install_refs): Change old_vec parameter to VEC. Remove count
5817 parameter. Change all callers.
5818 (df_install_mws): Change old_vec parameter to VEC. Remove count
5819 parameter. Change all callers.
5820 (df_refs_verify): Change new_rec parameter to VEC. Change call
5822 (df_mws_verify): Likewise.
5824 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5826 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5828 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5830 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5832 2009-06-10 Anthony Green <green@moxielogic.com>
5834 * config/moxie/crti.asm: New file.
5835 * config/moxie/crtn.asm: New file.
5836 * config/moxie/moxie.c: New file.
5837 * config/moxie/moxie.h: New file.
5838 * config/moxie/sfp-machine.h: New file.
5839 * config/moxie/moxie-protos.h: New file.
5840 * config/moxie/t-moxie: Created.
5841 * config/moxie/t-moxie-softfp: Created.
5842 * config/moxie/moxie.md: Created.
5843 * config/moxie/constraints.md: Created.
5844 * config.gcc: Add moxie support.
5845 * doc/md.texi (Machine Constraints): Add moxie constraints.
5846 * doc/contrib.texi (Contributors): Mention moxie port.
5847 * doc/install.texi (Specific): Mention the moxie port.
5849 2009-06-09 Ian Lance Taylor <iant@google.com>
5851 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5853 * optabs.c (optab_table): Only use designated initializers if
5854 HAVE_DESIGNATED_INITIALIZERS is defined.
5855 (convert_optab_table): Likewise.
5856 (init_optabs): Always call init_insn_codes if
5857 HAVE_DESIGNATED_INITIALIZERS is not defined.
5859 2009-06-09 Ian Lance Taylor <iant@google.com>
5861 * targhooks.c (default_builtin_vectorized_function): Change fn
5862 parameter to unsigned int.
5863 (default_builtin_vectorized_conversion): Change code parameter to
5865 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5866 * targhooks.h: Update declarations.
5867 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5868 parameter to unsigned int.
5870 * c-typeck.c (comptypes_check_enum_int): New static function.
5871 (comptypes_internal): Add enum_and_int_p parameter. Change all
5873 (comp_target_types): Add location parameter. Change all callers.
5874 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5876 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5877 (build_conditional_expr): Add colon_loc parameter. Change all
5879 (convert_for_assignment): Add location parameter. Change all callers.
5880 * c-parser.c (c_parser_conditional_expression): Pass location of
5881 colon to build_conditional_expr.
5882 * c-tree.h (build_conditional_expr): Update declaration.
5884 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5886 * graphite.c: Revert previous patch.
5888 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5891 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5893 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5895 * tree-ssa-loop-prefetch.c
5896 (loop_prefetch_arrays): Fixed a portability problem in printf format
5899 2009-06-09 Martin Jambor <mjambor@suse.cz>
5901 PR tree-optimization/40351
5902 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5903 refrence to a potential artifical subaccess can be constructed.
5905 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5907 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5908 (sh_override_options): Likewise.
5909 * config/sh/sh.c: Include params.h.
5910 (sh_optimization_options): New.
5911 (sh_override_options): Likewise.
5912 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5913 (OVERRIDE_OPTIONS): Use sh_override_options.
5915 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5917 * dwarf2out.c (emit_cfa_remember): New variable.
5918 (add_fde_cfi): If emit_cfa_remember, recurse to add
5919 DW_CFA_remember_state first.
5920 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5921 instead just set emit_cfa_remember.
5923 2009-06-08 Jan Hubicka <jh@suse.cz>
5926 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5928 2009-06-08 Jan Hubicka <jh@suse.cz>
5931 * cgraphunit.c (save_inline_function_body): Do not copy transform
5932 hooks for saved inline bodies.
5933 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5936 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5938 * jump.c (returnjump_p): Handle delayed branches. Add missing
5941 2009-06-08 Jan Hubicka <jh@suse.cz>
5944 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5945 original node might've been modified.
5946 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5948 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5950 * tree-object-size.c (addr_object_size): Add OSI argument.
5951 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5952 (compute_builtin_object_size, expr_object_size): Adjust callers.
5953 (plus_stmt_object_size): Call addr_object_size instead of
5954 compute_builtin_object_size.
5956 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5957 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5959 * tree-ssa-loop-prefetch.c
5960 (gather_memory_references): Introduced a counter for the number of
5962 (anything_to_prefetch_p): Introduced a counter for the number of
5964 (is_loop_prefetching_profitable): New function with a cost model
5966 (loop_prefetch_arrays): Use the new cost model to determine if
5967 prefetching is profitable.
5968 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5969 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5970 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5971 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5972 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5973 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5975 2009-06-08 Michael Matz <matz@suse.de>
5978 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5979 partitions use the same.
5980 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5981 for basevars of SSA_NAMEs.
5982 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5983 to not expand them twice.
5984 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5987 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5989 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5990 (fdump-final-insns=, gtoggle): New.
5991 * doc/invoke.texi: Document them.
5992 * final.c (rest_of_clean_state): Dump final insn stream.
5993 * gcc.c (invoke_as): Hook in -fcompare-debug.
5994 (static_spec_functions): Add compare-debug-dump-opt,
5995 compare-debug-self-opt and compare-debug-auxbase-opt.
5996 (compare_debug, compare_debug_second, compare_debug_opt): New.
5997 (switches_debug_check, n_switches_debug_check): New.
5998 (debug_auxbase_opt, debug_check_temp_file): New.
5999 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6001 (do_self_spec): Handle arguments after switches.
6002 (do_spec_1): Add .gk extension to temp file basenames for compare.
6003 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6004 (cc1_options): Use it instead of normal auxbase computation for
6005 the second compare-debug compilation.
6006 (compare_files): New.
6007 (main): Set up and implement compare debug mode.
6008 (compare_debug_dump_opt_spec_function): New.
6009 (compare_debug_self_opt_spec_function): New.
6010 (compare_debug_auxbase_opt_spec_function): New.
6011 * toplev.c (process_options): Handle flag_gtoggle,
6012 flag_dump_final_insns.
6013 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6014 during -fcompare-debug-second compilation.
6016 2009-06-07 Ian Lance Taylor <iant@google.com>
6018 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6019 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6021 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6022 with no default node. Change warning with %H to warning_at.
6023 Don't clear warn_switch around case checking.
6024 * doc/invoke.texi (Warning Options): Clarify distinction between
6025 -Wswitch and -Wswitch-enum.
6027 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6029 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6031 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6033 * gbl-ctors.h: Add header guard.
6035 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6037 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6038 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6039 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6040 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6041 prototypes for removed functions.
6042 (expressions_equal_p): Move to ...
6043 * tree-ssa-sccvn.h: ... here and ...
6044 * matrix-reorg.c: ... adjust includes.
6046 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6048 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6050 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6052 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6053 (finish_function): Remove erroneous whitespace.
6055 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6057 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6058 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6060 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6062 * errors.c (internal_error): Commentary typo fix.
6063 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6064 * tree-ssa-pre.c: Ditto.
6066 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6068 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6069 them is supposed to hold actual statements.
6071 2009-06-06 Ian Lance Taylor <iant@google.com>
6073 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6074 empty statements can now have attributes.
6076 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6078 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6079 * config/mips/mips.md: Ditto.
6081 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6083 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6085 (__eabi_uconvert): Likewise.
6087 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6089 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6090 CFI_* definitions with IN_GCC.
6092 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6094 * xcoffout.h (xcoffout_source_line): Update prototype.
6096 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6098 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6099 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6101 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6104 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6105 inlined_function_outer_scope_p blocks for artificial inlines
6107 * tree.c (tree_nonartificial_location): Rewrite using
6108 block_nonartificial_location.
6110 2009-06-05 Revital Eres <eres@il.ibm.com>
6111 Leehod Baruch <leehod@il.ibm.com>
6113 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6114 (expand_expr_real_1): Remove comment.
6115 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6116 Vectorize misaligned access when the target supports it.
6117 (vect_supportable_dr_alignment): Check for unaligned access support.
6118 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6121 2009-06-05 Julian Brown <julian@codesourcery.com>
6123 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6124 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6126 2009-06-05 Richard Guenther <rguenther@suse.de>
6129 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6132 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6134 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6135 (save_gprs): Don't tell unwinder when a global register is saved.
6136 (s390_emit_epilogue): Emit needed epilogue unwind info.
6138 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6140 * dwarf2out.c (deferred_asm_name): New.
6141 (add_name_and_src_coords_attributes): Defer creation of
6142 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6144 (move_linkage_attr): New.
6145 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6148 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6150 * tree-nested.c (finalize_nesting_tree_1): Declare the
6151 frame_decl in the binding tree.
6153 2009-06-04 Cary Coutant <ccoutant@google.com>
6155 * basic-block.h (struct basic_block_def): Add discriminator field.
6156 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6158 * debug.c (do_nothing_debug_hooks): Add additional entry.
6159 (debug_nothing_int_charstar_int): New function.
6160 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6161 (debug_nothing_int_charstar_int): New declaration.
6162 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6163 discriminator value in .loc directive.
6164 * final.c (last_discriminator): New variable.
6165 (discriminator): New variable.
6166 (final_start_function): Initialize above variables, pass current
6167 discriminator to debug hook.
6168 (notice_source_line): Check for discriminator change.
6169 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6170 * sdbout.c (sdbout_source_line): New parameter.
6171 * tree-cfg.c (struct locus_discrim_map): New structure type.
6172 (discriminator_per_locus): New hash table.
6173 (build_gimple_cfg): Allocate and free discriminator hash table.
6174 (make_edges): Call assign_discriminator.
6175 (locus_map_hash): New function.
6176 (locus_map_eq): New function.
6177 (next_discriminator_for_locus): New function.
6178 (same_line_p): New function.
6179 (assign_discriminator): New function.
6180 (make_cond_expr_edges): Call assign_discriminator.
6181 (make_gimple_switch_edges): Likewise.
6182 (first_non_label_stmt): New function.
6183 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6185 * xcoffout.c (xcoffout_source_line): Add new parameter.
6187 * configure.ac (gcc_cv_as_discriminator): New configury check for
6188 gas support for discriminator.
6189 * configure: Regenerate.
6190 * config.in: Regenerate.
6192 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6194 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6195 val after checking for integers.
6197 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6199 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6201 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6202 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6203 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6204 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6205 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6206 X64_SSE_REGPARM_MAX.
6207 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6208 X64_SSE_REGPARM_MAX.
6210 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6212 * gcc.c (report_times_to_file): New.
6213 (execute): Implement it.
6214 (process_command): Support -time=.
6215 * doc/invoke.texi: Document it.
6217 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6219 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6220 that have value exprs.
6222 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6224 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6225 declarations for constants until...
6226 (dw2_output_indirect_constant_1): ... this point.
6228 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6231 * arm.md (arm_addsi3): Don't try to split an add with an
6232 eliminable register until after reload has completed.
6234 2009-06-03 Ian Lance Taylor <iant@google.com>
6236 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6237 * genattrtab.c (write_length_unit_log): Likewise.
6238 * genchecksum.c (dosum): Likewise.
6239 * gengtype.c (write_rtx_next): Likewise.
6240 (finish_root_table, write_roots): Likewise.
6241 * gimple.c (gimple_ops_offset_): Likewise.
6242 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6243 * config/arc/arc.c (arc_attribute_table): Likewise.
6244 * config/arm/arm.c (arm_attribute_table): Likewise.
6245 * config/avr/avr.c (avr_attribute_table): Likewise.
6246 * config/crx/crx.c (crx_attribute_table): Likewise.
6247 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6248 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6249 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6250 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6251 * config/sh/sh.c (sh_attribute_table): Likewise.
6252 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6253 * config/spu/spu.c (spu_attribute_table): Likewise.
6254 * config/v850/v850.c (v850_attribute_table): Likewise.
6256 * config/alpha/alpha.c (vms_attribute_table): Make static.
6257 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6258 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6259 * config/mips/mips.c (mips_attribute_table): Likewise.
6261 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6263 (cc1-checksum.o): Likewise.
6265 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6267 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6269 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6271 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6272 insn if it is changing sp. Use gen_add3_insn instead of
6273 conditionally gen_addsi3 and gen_adddi3.
6274 (offset_below_red_zone_p): New static inline function.
6275 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6276 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6277 * config/rs6000/ppc-asm.h: Include auto-host.h.
6278 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6279 CFI_RESTORE): Define.
6280 * config/rs6000/crtresxgpr.asm: Add unwind info.
6281 * config/rs6000/crtresxfpr.asm: Likewise.
6282 * config/rs6000/crtresgpr.asm: Likewise.
6283 * config/rs6000/crtresfpr.asm: Likewise.
6284 * config/rs6000/crtsavgpr.asm: Likewise.
6285 * config/rs6000/crtsavfpr.asm: Likewise.
6287 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6288 argument of DWARF2_FRAME_REG_OUT macros.
6290 2009-06-03 Julian Brown <julian@codesourcery.com>
6292 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6293 words or less (including TImode) in core registers.
6295 2009-06-03 Richard Guenther <rguenther@suse.de>
6298 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6300 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6302 * statistics.c (statistics_counter_event): Do not record event
6303 in pass dump if its number == -1.
6304 (curr_statistics_hash): Add assert that we never get passes
6305 with static number == -1.
6307 2009-06-03 Richard Guenther <rguenther@suse.de>
6308 Andrey Belevantsev <abel@ispras.ru>
6310 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6311 non-BLKmode arrays addressable.
6313 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6315 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6316 * config/m68k/m68k.h: ... here.
6317 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6320 2009-06-03 Martin Jambor <mjambor@suse.cz>
6322 PR tree-optimization/40323
6323 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6326 2009-06-03 Richard Guenther <rguenther@suse.de>
6328 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6331 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6333 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6334 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6335 JUMP_TABLE_DATA_P where applicable.
6336 * config/sh/sh.c: Ditto.
6337 * config/sh/sh.h: Ditto.
6338 * config/sh/sh.md: Ditto.
6339 * config/sh/symbian.c: Ditto.
6341 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6343 * config/i386/driver-i386.c (describe_cache): Optimize
6344 concatenation of strings. Use snprintf instead of sprintf.
6345 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6346 target when not compiling with GCC.
6348 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6350 * config/sh/sh.c: Revert last change.
6351 (sh_expand_epilogue): Emit a blockage insn before the frame
6352 pointer adjustment unconditionally.
6354 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6356 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6357 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6358 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6359 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6360 to COLLECT_GCC_OPTIONS.
6362 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6364 * collect2.c (target_system_root): New variable.
6365 (main): Handle --sysroot=.
6366 (ignore_library): Strip the sysroot from the library path.
6368 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6370 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6371 (collect2.o): Depend on collect2-aix.h.
6372 (collect2-aix.o): New rule.
6373 * collect2-aix.h: New file.
6374 * collect2-aix.c: Likewise.
6375 * collect2.c: Include collect2-aix.h. Don't undefine
6376 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6377 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6378 Use TARGET_AIX_VERSION instead of _AIX51.
6379 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6380 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6381 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6382 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6383 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6385 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6387 * collect2.c (ignore_library): Avoid premature post-increment
6390 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6392 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6393 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6394 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6395 CROSS_DIRECTORY_STRUCTURE too.
6396 (LINK_LIBG_SPEC): Likewise.
6397 (LIB_SPEC): Add %R to sysroot paths.
6398 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6399 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6400 * config/rs6000/aix51.h: As for aix43.h.
6401 * config/rs6000/aix52.h: Likewise.
6402 * config/rs6000/aix53.h: Likewise.
6403 * config/rs6000/aix61.h: Likewise.
6404 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6405 to the beginning of sysroot paths.
6407 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6409 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6410 INSN_LISTs that are out of the REG_NOTE range.
6412 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6414 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6415 (struct var_to_expand): Likewise.
6416 (struct opt_info): Add head and tail for linked lists of the above.
6417 (analyze_insn_to_expand_var): Initialize next.
6418 (analyze_iv_to_split_insn): Likewise.
6419 (analyze_insns_in_loop): Create linked lists.
6420 (allocate_basic_variable): Simplify for use without hash table.
6421 (insert_var_expansion_initialization): Likewise, make it type-safer.
6422 (combine_var_copies_in_loop_exit): Likewise.
6423 (apply_opt_in_copies): Walk lists rather than hash tables.
6424 (release_var_copies): Simplified and inlined by hand into...
6425 (free_opt_info): ... this function.
6427 2009-06-02 Richard Guenther <rguenther@suse.de>
6429 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6432 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6434 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6435 only for builtins that are not overridden.
6437 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6439 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6442 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6444 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6446 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6448 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6450 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6452 * common.opt (fdump-unnumbered-links): New.
6453 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6454 * print-rtl.c (flag_dump_unnumbered_links): New.
6455 (print_rtx): Test it.
6457 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6459 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6460 push/pop multiple to 8-byte alignment.
6462 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6464 * config/i386/i386.c (queued_cfa_restores): New static variable.
6465 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6467 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6468 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6469 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6470 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6471 note unconditionally.
6472 (ix86_emit_restore_regs_using_mov): Likewise.
6473 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6474 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6475 it through to ix86_emit_restore_reg_using_pop.
6476 (ix86_emit_leave): Add RED_OFFSET argument. Call
6477 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6478 instead of adding REG_CFA_OFFSET note unconditionally.
6479 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6480 the above functions. Call ix86_add_queued_cfa_restore_notes when
6483 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6484 force output of the label even for dwarf2out_do_cfi_asm.
6485 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6486 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6487 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6489 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6490 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6491 dwarf2out_cfi_label callers.
6492 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6493 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6494 Adjust dwarf2out_cfi_label callers.
6495 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6497 * config/i386/i386.h (struct machine_cfa_state,
6498 struct machine_function): Guard with ifndef USED_FOR_TARGET
6499 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6502 * emutls.c (__emutls_get_address): Change arr->size to mean number
6503 of allocated arr->data entries instead of # of slots + 1.
6506 * recog.c (peep2_reinit_state): New function.
6507 (peephole2_init_state): Use it at the end of a basic block and also
6508 when seeing a RTX_FRAME_RELATED_P insn.
6510 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6512 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6513 fixuns_truncrfdi2): New.
6514 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6515 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6516 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6517 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6518 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6519 *recip_approx): Remove.
6520 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6521 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6522 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6524 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6527 2009-06-01 Ian Lance Taylor <iant@google.com>
6529 * attribs.c (register_attribute): Use CONST_CAST.
6530 * collect2.c (main): Use CONST_CAST2.
6531 (scan_prog_file): Likewise.
6532 * gcc.c (process_command, main): Likewise.
6533 * toplev.c (toplev_main): Likewise.
6535 * c-typeck.c (handle_warn_cast_qual): New static function,
6536 partially broken out of build_c_cast.
6537 (build_c_cast): Call handle_warn_cast_qual.
6538 * doc/invoke.texi (Warning Options): Document new effect of
6541 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6543 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6544 (diagnostic_report_current_module): Print columns.
6545 * common.opt (flag_show_column): Enable by default.
6547 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6549 * alias.c (find_base_term): Check for NULL term before returning.
6551 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6553 Revert due to PR40320:
6554 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6555 * calls.c (emit_library_call_value_1): Don't force_operand for move
6558 2009-06-01 Olivier Hainque <hainque@adacore.com>
6559 Eric Botcazou <ebotcazou@adacore.com>
6561 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6562 to be processed as a bitfield for constructor output purposes.
6563 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6565 * varasm.c (oc_local_state): New type, output_constructor
6566 local state to support communication with helpers.
6567 (oc_outer_state): New type, output_constructor outer state of
6568 relevance in recursive calls.
6569 (output_constructor_array_range): New output_constructor helper,
6570 extracted code for an array range element.
6571 (output_constructor_regular_field): New output_constructor helper,
6572 extracted code for an element that is not a bitfield.
6573 (output_constructor_bitfield): New output_constructor helper,
6574 extracted code for a bitfield element. Accept an OUTER state
6575 argument for recursive processing. Recurse on record or array
6576 CONSTRUCTOR values, possibly past noop conversions.
6577 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6578 VALUE is a valid constant-valued expression for use in a static
6579 bit-field initializer.
6580 (output_constructor): Rework to use helpers. Accept and honor an
6581 OUTER state argument for recursive calls. Return total size. Be
6582 prepared for nested constructors initializing bitfields.
6583 (output_constant): Feed OUTER in calls to output_constructor.
6585 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6587 * calls.c (emit_library_call_value_1): Don't force_operand for move
6590 2009-06-01 Nick Clifton <nickc@redhat.com>
6592 * doc/invoke.texi (IA-64 Options): Fix typo.
6594 2009-06-01 Ira Rosen <irar@il.ibm.com>
6596 PR tree-optimization/39129
6597 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6599 (vect_do_peeling_for_loop_bound): Use
6600 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6601 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6602 (vect_loop_versioning): Likewise.
6603 (vect_create_cond_for_alias_checks): Fix indentation.
6604 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6606 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6607 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6608 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6609 "control flow in loop".
6610 (vect_estimate_min_profitable_iters): Use
6611 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6612 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6613 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6614 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6615 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6616 statement belongs to a group of strided accesses with the exact code
6618 (vectorizable_load): Likewise.
6619 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6620 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6622 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6624 * config/freebsd-stdint.h: New file.
6625 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6626 Add freebsd-stdint.h to tm_file.
6628 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6630 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6631 (thumb2_extendhidi2): Likewise.
6633 2009-05-31 Ian Lance Taylor <iant@google.com>
6635 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6637 2009-05-31 Ian Lance Taylor <iant@google.com>
6639 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6640 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6641 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6643 2009-05-31 Jason Merrill <jason@redhat.com>
6645 * tree-pretty-print.c (print_call_name): Take the callee, not the
6646 call itself. Make non-static. Use dump_function_name for functions.
6647 (dump_generic_node): Adjust.
6648 * diagnostic.h: Declare print_call_name.
6649 * gimple-pretty-print.c (dump_gimple_call): Use it.
6651 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6653 * config/sh/sh.md (ashldi3_std): New define_expand.
6656 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6659 * config/sh/sh.c: Include debug.h.
6660 (sh_expand_epilogue): Emit a blockage insn before the frame
6661 pointer adjustment also when dwarf2out_do_frame returns true.
6663 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6665 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6666 (thumb2_extendqidi2): New pattern.
6668 2009-05-31 Ira Rosen <irar@il.ibm.com>
6670 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6671 mark phis for renaming.
6672 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6673 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6674 Call mark_sym_for_renaming.
6675 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6676 * tree-vect-loop.c (vect_transform_loop): Remove
6677 vect_memsyms_to_rename initialization and a call to
6678 mark_set_for_renaming.
6680 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6683 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6684 frame related even if !set_cfa && style < 0.
6686 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6688 * config/i386/mingw-tls.c: New file.
6689 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6690 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6691 defining _WIN32 but not __CYGWIN__.
6693 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6695 * configure.ac: Add MPC support.
6697 * config.in, configure: Regenerate.
6699 2009-05-29 Richard Henderson <rth@redhat.com>
6701 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6702 NOTE_INSN_BASIC_BLOCK.
6703 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6704 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6705 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6707 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6709 (add_cfi): Disable check redefining cfa away from drap.
6710 (lookup_cfa_1): Add remember argument; handle remember/restore.
6711 (lookup_cfa): Pass remember argument.
6712 (cfa_remember): New.
6713 (compute_barrier_args_size_1): Remove sibcall check.
6714 (dwarf2out_frame_debug_def_cfa): New.
6715 (dwarf2out_frame_debug_adjust_cfa): New.
6716 (dwarf2out_frame_debug_cfa_offset): New.
6717 (dwarf2out_frame_debug_cfa_register): New.
6718 (dwarf2out_frame_debug_cfa_restore): New.
6719 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6720 (dwarf2out_begin_epilogue): New.
6721 (dwarf2out_frame_debug_restore_state): New.
6722 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6723 DW_CFA_restore_state.
6724 (output_cfi_directive): Likewise.
6725 (convert_cfa_to_fb_loc_list): Likewise.
6726 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6727 * dwarf2out.h: Update.
6728 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6729 (copy_insn_1): Early out for null.
6730 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6731 and dwarf2out_frame_debug_restore_state.
6732 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6733 (prologue_insn_hash, epilogue_insn_hash): New.
6734 (free_after_compilation): Adjust freeing accordingly.
6735 (record_insns): Create hash table if needed; push insns into
6736 hash instead of array.
6737 (maybe_copy_epilogue_insn): New.
6738 (contains): Search hash table instead of array.
6739 (sibcall_epilogue_contains): Remove.
6740 (thread_prologue_and_epilogue_insns): Split eh_return insns
6741 and mark them as epilogues.
6742 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6743 scanning in terms of basic blocks.
6744 * insn-notes.def (CFA_RESTORE_STATE): New.
6745 * jump.c (returnjump_p_1): Accept EH_RETURN.
6746 (eh_returnjump_p_1, eh_returnjump_p): New.
6747 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6748 CFA_REGISTER, CFA_RESTORE): New.
6749 * rtl.def (EH_RETURN): New.
6750 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6752 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6753 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6755 * config/i386/i386.c (gen_push): Update cfa state.
6756 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6757 add a CFA_ADJUST_CFA note.
6758 (ix86_dwarf_handle_frame_unspec): Remove.
6759 (ix86_expand_prologue): Update cfa state.
6760 (ix86_emit_restore_reg_using_pop): New.
6761 (ix86_emit_restore_regs_using_pop): New.
6762 (ix86_emit_leave): New.
6763 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6764 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6765 * config/i386/i386.h (struct machine_cfa_state): New.
6766 (ix86_cfa_state): New.
6767 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6768 (eh_return_internal): Merge from eh_return_<mode>,
6769 use eh_return rtx, split w/ epilogue.
6771 2009-05-29 Ian Lance Taylor <iant@google.com>
6773 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6775 * calls.c (emit_library_call_value_1): Likewise.
6777 * c-typeck.c (c_build_va_arg): New function.
6778 * c-tree.h (c_build_va_arg): Declare.
6779 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6780 instead of build_va_arg.
6782 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6784 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6785 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6786 (ptr_difference_cost): Use affine combinations to compute it.
6787 (difference_cost): Likewise.
6788 (get_computation_cost_at): Compute more accurate cost for addresses
6789 if the ratio is a multiplier allowed in addresses.
6790 For non-addresses, consider that an additional offset or symbol is
6793 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6795 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6796 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6798 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6799 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6800 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6802 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6803 to 1 for TYPE_SSE{IADD1,CVT1}.
6804 (prefix_vex_imm8): Removed.
6805 (length_vex): Only pass 1 as second argument to
6806 ix86_attr_length_vex_default if prefix_extra is 0.
6807 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6808 (length): For prefix vex computation use length_immediate
6809 attribute instead of prefix_vex_imm8.
6810 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6811 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6812 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6813 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6814 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6815 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6816 a space in between the operands.
6817 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6818 if one operand is 0xff and the other one si, di, bp or sp.
6819 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6820 other one si, di, bp or sp.
6821 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6822 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6823 type and mode attributes.
6824 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6825 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6826 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6827 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6828 prefix_data16 attribute iff MODE_DF.
6829 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6830 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6831 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6832 constm128_operand in length_immediate computation.
6833 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6834 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6835 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6836 length_immediate attribute to 1.
6837 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6838 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6839 for certain alternatives.
6840 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6841 prefix_data16 attribute if MODE_V1DF.
6842 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6843 length_immediate to 1.
6844 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6845 length_address to 4, set mode attribute to MODE_DI.
6846 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6847 (fxam<mode>2_i387): Set length attribute to 4.
6848 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6849 *prefetch_3dnow_rex): Override length_address attribute.
6850 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6852 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6853 (constm128_operand): Removed.
6854 * config/i386/i386.c (memory_address_length): For
6855 disp && !index && !base in 64-bit mode account for SIB byte if
6856 print_operand_address can't optimize disp32 into disp32(%rip)
6857 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6858 for fs: or gs: segment.
6859 (ix86_attr_length_immediate_default): When checking if shortform
6860 is possible, truncate immediate to the length of the non-shortened
6862 (ix86_attr_length_address_default): Ignore MEM_P operands
6864 (ix86_attr_length_vex_default): Only check for DImode on
6865 GENERAL_REG_P operands.
6866 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6867 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6868 (sse_cvttps2pi): Clear prefix_rep attribute.
6869 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6871 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6872 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6873 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6874 iff operand 2 is const_int_operand.
6875 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6876 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6877 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6879 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6881 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6882 prefix_data16 attribute for movlpd and movhpd instructions.
6883 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6884 length_immediate for shufpd instruction.
6885 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6886 (avx_cmpp<avxmodesuffixf2c><mode>3,
6887 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6888 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6889 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6890 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6891 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6892 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6893 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6894 prefix_data16 attribute for the first alternative to 1.
6895 (*avx_loadlps): Override length_immediate for the first alternative.
6896 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6897 attributes for second alternative.
6898 (*vec_concatv2sf_sse4_1): Override length_immediate and
6899 prefix_data16 attributes for second alternative.
6900 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6901 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6902 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6903 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6904 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6905 prefix_data16 and length_immediate to 1.
6906 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6908 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6909 prefix_extra attribute for variants that don't have 0f prefix alone.
6910 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6911 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6912 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6913 *sse4_1_pextrd): Set length_immediate to 1.
6914 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6915 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6917 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6918 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6919 length_immediate to 1 for second alternative.
6920 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6921 prefix_extra and length_immediate attributes for the first
6923 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6925 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6926 to 1 for the first and third alternative.
6927 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6929 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6931 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6933 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6934 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6935 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6936 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6937 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6938 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6939 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6940 ssse3_psign<mode>3): Override prefix_rex attribute.
6941 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6942 (ssse3_palignrti): Override length_immediate to 1.
6943 (ssse3_palignrdi): Override length_immediate to 1, override
6944 prefix_rex attribute.
6945 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6946 (sse4a_extrqi): Override length_immediate to 2.
6947 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6948 (sse4a_insertq): Override prefix_data16 to 0.
6949 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6950 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6951 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6952 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6953 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6954 and length_immediate to 1.
6955 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6956 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6957 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6958 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6959 and length_immediate to 1.
6960 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6961 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6962 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6963 avx_ptest256): Override prefix_extra to 1.
6964 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6965 Override prefix_data16 and length_immediate to 1.
6966 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6967 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6968 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6969 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6970 prefix_data16 to 0 and prefix_extra to 2.
6971 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6972 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6974 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6975 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6976 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6977 and prefix_extra to 2.
6978 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6979 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6980 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6981 avx_vpermilvar<mode>3,
6982 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6983 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6984 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6985 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6986 Override prefix_extra to 1.
6987 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6988 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6989 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6990 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6991 prefix_extra and length_immediate to 1.
6992 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6994 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6995 to 1 for the first alternative.
6996 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6997 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6999 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7000 *movv2sf_internal_avx, *movv2sf_internal): Override
7001 prefix_rep attribute for certain alternatives.
7002 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7003 attributes for certain alternatives.
7004 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7005 attributes for certain alternatives.
7006 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7007 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7008 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7009 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7010 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7011 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7012 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7013 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7014 length_immediate to 1 if operand 2 is const_int_operand.
7015 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7016 *vec_extractv2si_1): Set length_immediate attribute to 1.
7017 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7018 using old 3DNOW insn rather than SSE/3DNOW_A.
7019 (mmx_emms, mmx_femms): Clear modrm attribute.
7021 2009-05-29 Martin Jambor <mjambor@suse.cz>
7023 * tree-sra.c: New implementation of SRA.
7025 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7026 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7027 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7028 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7029 (SRA_MAX_STRUCTURE_COUNT): Removed.
7030 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7031 * doc/invoke.texi (sra-max-structure-size): Removed.
7032 (sra-field-structure-ratio): Removed.
7034 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7037 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7040 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7042 PR rtl-optimization/40101
7043 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7044 seqno. Adjust comment.
7045 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7046 inserting bookkeeping before a jump, the jump is not scheduled.
7047 When no positive seqno found, provide a value. Add comment.
7049 2009-05-29 Richard Guenther <rguenther@suse.de>
7051 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7052 short-cutting on the first component.
7054 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7057 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7058 for trees other than decls/types.
7060 2009-05-29 Richard Guenther <rguenther@suse.de>
7062 * tree-ssa-operands.c (get_expr_operands): Do not handle
7063 INDIRECT_REFs in the handled-component case. Remove
7064 unused get_ref_base_and_extent case.
7065 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7066 tree_low_cst and host_integerp where possible.
7067 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7068 codes for equivalence.
7069 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7071 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7073 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7074 to tmake_file for i[34567]86-*-cygwin*.
7076 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7079 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7080 (altivec_categorize_keyword, init_vector_keywords,
7081 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7084 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7086 * tree.c (handle_dll_attribute): Check if node is
7087 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7089 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7091 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7093 (thumb2_zero_extendqidi2): Likewise.
7095 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7097 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7098 instead of gen_movrt.
7099 * config/sh/sh.md (movrt): Remove.
7101 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7103 * doc/invoke.texi (IA-64 Options):
7104 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7105 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7106 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7107 -msched-prefer-non-control-spec-insns,
7108 -msched-stop-bits-after-every-cycle,
7109 -msched-count-spec-in-critical-path,
7110 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7111 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7112 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7113 and -msched-spec-verbose.
7115 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7117 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7118 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7120 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7122 2009-05-28 Richard Guenther <rguenther@suse.de>
7124 * tree-ssa-alias.c (ao_ref_init): New function.
7125 (ao_ref_base): Likewise.
7126 (ao_ref_base_alias_set): Likewise.
7127 (ao_ref_alias_set): Likewise.
7128 (refs_may_alias_p_1): Change signature.
7129 (refs_may_alias_p): Adjust.
7130 (refs_anti_dependent_p): Likewise.
7131 (refs_output_dependent_p): Likewise.
7132 (call_may_clobber_ref_p_1): Change signature.
7133 (call_may_clobber_ref_p): Adjust.
7134 (stmt_may_clobber_ref_p_1): New function split out from ...
7135 (stmt_may_clobber_ref_p): ... here.
7136 (maybe_skip_until): Adjust signature.
7137 (get_continuation_for_phi): Likewise.
7138 (walk_non_aliased_vuses): Likewise.
7139 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7140 (ao_ref_init): Declare.
7141 (ao_ref_base): Likewise.
7142 (ao_ref_alias_set): Likewise.
7143 (stmt_may_clobber_ref_p_1): Likewise.
7144 (walk_non_aliased_vuses): Adjust.
7145 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7146 (get_ref_from_reference_ops): remove.
7147 (vn_reference_lookup_2): Adjust signature.
7148 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7149 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7150 (vn_reference_lookup): Adjust.
7151 (vn_reference_insert): Likewise.
7152 (vn_reference_insert_pieces): Adjust signature.
7153 (visit_reference_op_call): Adjust.
7154 * tree-ssa-pre.c (get_expr_type): Simplify.
7155 (phi_translate_1): Adjust.
7156 (compute_avail): Likewise.
7157 (translate_vuse_through_block): Do not re-build trees.
7158 (value_dies_in_block_x): Likewise.
7159 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7161 (vn_reference_lookup_pieces): Adjust declaration.
7162 (vn_reference_insert_pieces): Likewise.
7164 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7166 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7167 with checking disabled.
7169 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7173 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7174 macro definition for support of three-operand format aligned
7175 .comm directive in assembler on cygwin/pe/mingw target OS.
7176 * configure: Regenerate.
7177 * config.h: Regenerate.
7179 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7180 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7181 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7183 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7184 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7186 2009-05-28 Ira Rosen <irar@il.ibm.com>
7188 PR tree-optimization/40254
7189 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7190 in analysis of basic blocks.
7192 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7195 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7196 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7197 (TARGET_INITIALIZER): Use it.
7198 * cse.c (CHEAPER): Move it up to the other macros.
7199 (insert): Rename this ...
7200 (insert_with_costs): ... to this. Add cost parameters. Update
7202 (insert): New function. Call insert_with_costs.
7203 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7204 find_reg_offset_for_const, try_const_anchors): New functions.
7205 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7206 when using a const-anchor. Call insert_const_anchors.
7207 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7208 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7210 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7212 * tree-inline.c (remap_decls): Enable nonlocalized variables
7213 when not optimizing.
7215 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7217 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7218 Simplify other tests involving optimize.
7220 2009-05-27 Tom Tromey <tromey@redhat.com>
7222 * unwind-dw2.c (_Unwind_DebugHook): New function.
7223 (uw_install_context): Call _Unwind_DebugHook.
7225 2009-05-27 Tom Tromey <tromey@redhat.com>
7227 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7229 2009-05-27 Ian Lance Taylor <iant@google.com>
7231 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7232 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7233 (ALL_LINKERFLAGS): Define.
7234 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7235 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7236 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7237 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7238 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7239 $(LINKER_FOR_BUILD).
7240 (build/gcov-iov$(build_exeext)): Likewise.
7242 2009-05-27 Julian Brown <julian@codesourcery.com>
7244 * gcse.c (target.h): Include.
7245 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7246 copy of argument to a pseudo register.
7248 2009-05-27 Diego Novillo <dnovillo@google.com>
7250 * tree-ssa-live.c (dump_scope_block): Document arguments.
7251 (dump_scope_blocks): Document.
7252 (debug_scope_blocks): New.
7253 * tree-flow.h (debug_scope_blocks): Declare.
7255 2009-05-21 Denis Chertykov <denisc@overta.ru>
7257 * doc/contrib.texi (Contributors): Add myself to the list.
7259 2009-05-27 Olivier Hainque <hainque@adacore.com>
7261 * expr.c (target_align): New function. Alignment the TARGET of an
7262 assignment may be assume to have.
7263 (highest_pow2_factor_for_target): Use it instead of relying on
7264 immediate tree attributes of TARGET, not necessarily honored when
7265 intermediate bitfields are involved.
7267 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7270 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7271 AVX, SSE4, AES, PCLMUL and POPCNT.
7273 2009-05-27 Diego Novillo <dnovillo@google.com>
7275 * tree-pretty-print.c (dump_location): New.
7276 (dump_generic_node): Call it.
7277 Factor code to handle BLOCK nodes ...
7278 (dump_block_node): ... here.
7280 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7282 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7284 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7286 * gcc-plugin.h: Include config.h and system.h.
7287 (IN_GCC): Define if not defined.
7289 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7292 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7295 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7297 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7299 * config/m32r/m32r.h: Ditto.
7300 * config/m32r/m32r.md: Ditto.
7301 * config/m32r/predicates.md: Ditto.
7303 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7305 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7307 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7310 (Loading plugins): typo.
7311 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7312 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7313 (Interacting with the GCC Garbage Collector): Added new section.
7314 (Giving information about a plugin): Added new section for
7316 * ggc.h (ggc_register_root_tab): Added declaration.
7317 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7318 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7319 (register_callback): Improved comment in declaration.
7320 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7321 (extra_root_vec) Added static variable for dynamic roots registration.
7322 (ggc_register_root_tab) Added new routine.
7323 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7324 PLUGIN_GGC_MARKING event.
7325 * ggc-zone.c: Include plugin.h.
7326 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7327 * ggc-page.c: Include plugin.h.
7328 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7329 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7330 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7331 (register_callback): check lack of callbacks for
7332 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7333 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7334 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7335 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7336 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7337 dependency on plugin.h.
7338 (plugin.o): Added dependency on ggc.h...
7340 2009-05-26 Richard Guenther <rguenther@suse.de>
7344 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7345 with mismatched comparison modes.
7347 * expr.c (expand_expr_real_1): Expand the operand of a
7348 VIEW_CONVERT_EXPR in its natural mode.
7350 2009-05-26 Ian Lance Taylor <iant@google.com>
7352 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7353 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7354 (ALL_COMPILERFLAGS): Define.
7355 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7356 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7357 (collect2$(exeext), collect2.o): Likewise.
7358 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7359 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7360 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7361 (libbackend.o, intl.o, cppdefault.o): Likewise.
7362 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7363 (build/%.o): Use $(COMPILER_FOR_BUILD).
7364 (build/gen%$(build_exeext)): Likewise.
7365 (build/gcov-iov$(build_exeext)): LIkewise.
7366 * config/t-darwin (darwin.o): Use $(COMPILER).
7367 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7368 * config/t-sol2 (sol2-c.o): Likewise.
7370 * config/t-vxworks (vxworks.o): Likewise.
7371 * config/x-darwin (host-darwin.o): Likewise.
7372 * config/x-hpux (host-hpux.o): Likewise.
7373 * config/x-linux (host-linux.o): Likewise.
7374 * config/x-solaris (host-solaris.o): Likewise.
7375 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7376 * config/arm/t-arm (arm-c.o): Likewise.
7377 * config/arm/t-pe (pe.o): Likewise.
7378 * config/arm/t-wince-pe (pe.o): Likewise.
7379 * config/i386/t-cygming (winnt.o): Likewise.
7380 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7381 * config/i386/t-cygwin (cygwin1.o): Likewise.
7382 (cygwin2.o): Likewise.
7383 * config/i386/t-i386 (i386-c.o): Likewise.
7384 * config/i386/t-interix (winnt.o): Likewise.
7385 * config/i386/t-netware (netware.o): Likewise.
7386 * config/i386/t-nwld (nwld.o): Likewise.
7387 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7388 * config/i386/x-i386 (driver-i386.o): Likewise.
7389 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7390 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7391 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7392 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7393 * config/mips/x-native (driver-native.o): Likewise.
7394 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7395 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7396 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7397 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7398 * config/score/t-score-elf (score7.o): Likewise.
7399 (score3.o): Likewise.
7400 * config/sh/t-sh (sh-c.o): Likewise.
7401 * config/sh/t-symbian (sh-c.o): Likewise.
7402 (symbian.o): Likewise.
7403 * config/spu/t-spu-elf (spu-c.o): Likewise.
7404 * config/v850/t-v850 (v850-c.o): Likewise.
7405 * config/v850/t-v850e (v850-c.o): Likewise.
7407 2009-05-26 Richard Guenther <rguenther@suse.de>
7409 PR tree-optimization/40122
7410 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7411 VECTOR_CSTs if possible.
7412 (fold_gimple_assign): Likewise.
7414 2009-05-26 Richard Guenther <rguenther@suse.de>
7417 * fold-const.c (fold_binary): Use the correct types for building
7420 2009-05-26 Richard Guenther <rguenther@suse.de>
7422 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7423 redundant calls to merge_alias_info.
7424 (bump_vector_ptr): Likewise.
7425 * tree-ssa-copy.c (merge_alias_info): Remove.
7426 (replace_exp_1): Remove call to merge_alias_info.
7427 (propagate_tree_value): Likewise.
7428 (fini_copy_prop): Propagate points-to info.
7429 * tree-flow.h (merge_alias_info): Remove.
7431 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7433 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7435 2009-05-25 Jan Hubicka <jh@suse.cz>
7437 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7438 * cgraph.h (struct inline_summary): New filed self_wize,
7439 size_inlining_benefit, self_time and time_inlining_benefit.
7440 (struct cgraph_global_info): Replace insns by time ans size fields.
7441 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7442 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7443 (ipcp_update_callgraph): Do not touch function bodies.
7444 * ipa-inline.c: Include except.h
7445 (MAX_TIME): New constant.
7446 (overall_insns): Remove.
7448 (overall_size, max_benefit): New static variables.
7449 (cgraph_estimate_time_after_inlining): New function.
7450 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7451 (cgraph_clone_inlined_nodes): Update size.
7452 (cgraph_mark_inline_edge): Update size.
7453 (cgraph_estimate_growth): Use size info.
7454 (cgraph_check_inline_limits): Check size.
7455 (cgraph_default_inline_p): Likewise.
7456 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7457 (cgraph_decide_recursive_inlining): Check size.
7458 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7460 (cgraph_decide_inlining): Likewise.
7461 (cgraph_decide_inlining_incrementally): Likewise; honor
7462 PARAM_EARLY_INLINING_INSNS.
7463 (likely_eliminated_by_inlining_p): New predicate.
7464 (estimate_function_body_sizes): New function.
7465 (compute_inline_parameters): Use it.
7466 * except.c (must_not_throw_labels): New function.
7467 * except.h (must_not_throw_labels): Declare.
7468 * tree-inline.c (init_inline_once): Kill inlining_weigths
7469 * tree-ssa-structalias.c: Avoid uninitialized warning.
7470 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7471 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7472 (PARAM_INLINE_CALL_COST): Remove.
7473 (PARAM_EARLY_INLINING_INSNS): New.
7475 2009-05-25 Richard Guenther <rguenther@suse.de>
7477 PR tree-optimization/36327
7478 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7479 callback for reference translation or lookup at the point of may-defs.
7480 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7481 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7482 for union COMPONENT_REFs.
7483 (vn_reference_lookup_3): New callback. Lookup from memset
7484 and CONSTRUCTOR assignment, translate through struct copies.
7485 (vn_reference_lookup_pieces): Make sure to not free the
7486 passed operands array. Adjust walk_non_aliased_vuses call.
7487 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7488 make sure we do not leak memory.
7490 2009-05-25 Richard Guenther <rguenther@suse.de>
7492 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7493 * tree-inline.c (expand_call_inline): Reset the escaped and
7495 * tree-ssa-structalias.c (pass_build_ealias): New.
7496 * tree-pass.h (pass_build_ealias): Declare.
7497 * passes.c (init_optimization_passes): Add PTA during
7498 early optimizations.
7499 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7500 and CALLUSED solutions.
7501 (dump_points_to_solution): New function, split out from ...
7502 (dump_points_to_info_for): ... here.
7503 * tree-parloops.c (parallelize_loops): Reset the escaped and
7506 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7509 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7510 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7512 2009-05-25 Ira Rosen <irar@il.ibm.com>
7514 PR tree-optimization/40238
7515 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7516 statements after basic block's labels.
7517 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7518 to free the allocated memory.
7520 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7522 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7523 return address with a USE.
7525 2009-05-24 Richard Guenther <rguenther@suse.de>
7528 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7529 array type from the main variant of the inner type.
7531 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7533 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7534 definition to bool (from int) to un-break build.
7535 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7537 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7539 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7540 discard_stmt_changes): Delete.
7541 * tree-ssa-operands.c (scb_stack): Delete.
7542 (init_ssa_operands): Do not initialize it.
7543 (fini_ssa_operands): Do not free it.
7544 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7546 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7547 update_stmt, remove the others. Fix comments.
7548 * tree-dfa.c (optimize_stack_restore): Likewise.
7549 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7550 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7551 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7552 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7554 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7555 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7556 (dom_opt_finalize_block): Likewise, adjusting access to
7558 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7559 (stmts_to_rescan): Change item type to gimple.
7560 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7562 2009-05-24 Ira Rosen <irar@il.ibm.com>
7564 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7565 * tree-pass.h (pass_slp_vectorize): New pass.
7566 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7567 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7568 * tree-vectorizer.c (timevar.h): Include.
7569 (user_vect_verbosity_level): Declare.
7570 (vect_location): Fix comment.
7571 (vect_set_verbosity_level): Update user_vect_verbosity_level
7572 instead of vect_verbosity_level.
7573 (vect_set_dump_settings): Add an argument. Ignore user defined
7574 verbosity if dump flags require higher level of verbosity. Print to
7575 stderr only for loop vectorization.
7576 (vectorize_loops): Update call to vect_set_dump_settings.
7577 (execute_vect_slp): New function.
7578 (gate_vect_slp): Likewise.
7579 (struct gimple_opt_pass pass_slp_vectorize): New.
7580 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7582 (vec_info_for_bb): New function.
7583 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7584 (VECTORIZATION_ENABLED): New macro.
7585 (SLP_ENABLED, SLP_DISABLED): Likewise.
7586 (vect_is_simple_use): Add bb_vec_info argument.
7587 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7588 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7589 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7590 vect_schedule_slp, vect_analyze_slp): Likewise.
7591 (vect_analyze_stmt): Add slp_tree argument.
7592 (find_bb_location): Declare.
7593 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7594 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7595 (vect_analyze_loop_operations, vect_analyze_loop,
7596 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7597 vect_finalize_reduction, vectorizable_reduction,
7598 vectorizable_live_operation, vect_transform_loop): Likewise.
7599 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7600 skip evolution analysis if analyzing a basic block.
7601 (dr_analyze_indices): Likewise.
7602 (initialize_data_dependence_relation): Skip the test whether the
7603 object is invariant for basic blocks.
7604 (compute_all_dependences): Skip dependence analysis for data
7605 references in basic blocks.
7606 (find_data_references_in_stmt): Don't fail in case of invariant
7607 access in basic block.
7608 (find_data_references_in_bb): New function.
7609 (find_data_references_in_loop): Move code to
7610 find_data_references_in_bb and add a call to it.
7611 (compute_data_dependences_for_bb): New function.
7612 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7613 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7615 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7616 unknown dependence in basic block and fail in case of dependence in
7618 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7619 dependence instances from either loop or basic block vectorization
7621 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7622 before calling nested_in_vect_loop_p.
7623 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7624 dependence instances from either loop or basic block vectorization
7626 (vect_verify_datarefs_alignment): Likewise.
7627 (vect_enhance_data_refs_alignment): Adjust function calls.
7628 (vect_analyze_data_refs_alignment): Likewise.
7629 (vect_analyze_group_access): Fix printing. Skip different checks if
7630 DR_STEP is 0. Keep strided stores either in loop or basic block
7631 vectorization data structure. Fix indentation.
7632 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7634 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7635 dependence instances from either loop or basic block vectorization
7637 (vect_analyze_data_refs): Update comment. Call
7638 compute_data_dependences_for_bb to analyze basic blocks.
7639 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7640 case of loop vectorization. In case of basic block vectorization use
7641 data-ref itself as a base.
7642 (vect_create_data_ref_ptr): In case of basic block vectorization:
7643 don't advance the pointer, add new statements before the current
7644 statement. Adjust function calls.
7645 (vect_supportable_dr_alignment): Support only aligned accesses in
7646 basic block vectorization.
7647 * common.opt (ftree-slp-vectorize): New flag.
7648 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7649 (vect_pattern_recog_1): Likewise.
7650 * tree-vect-stmts.c (process_use): Likewise.
7651 (vect_init_vector): Add new statements in the beginning of the basic
7652 block in case of basic block SLP.
7653 (vect_get_vec_def_for_operand): Adjust function calls.
7654 (vect_finish_stmt_generation): Likewise.
7655 (vectorizable_call): Add assert that it is loop vectorization, adjust
7657 (vectorizable_conversion, vectorizable_assignment): Likewise.
7658 (vectorizable_operation): In case of basic block SLP, take
7659 vectorization factor from statement's type and skip the relevance
7660 check. Adjust function calls.
7661 (vectorizable_type_demotion): Add assert that it is loop
7662 vectorization, adjust function calls.
7663 (vectorizable_type_promotion): Likewise.
7664 (vectorizable_store): Check for outer loop only in case of loop
7665 vectorization. Adjust function calls. For basic blocks, skip the
7666 relevance check and don't advance pointers.
7667 (vectorizable_load): Likewise.
7668 (vectorizable_condition): Add assert that it is loop vectorization,
7669 adjust function calls.
7670 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7671 that it is not reduction, get vector type, call only supported
7672 functions, skip loop specific parts.
7673 (vect_transform_stmt): Check for outer loop only in case of loop
7675 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7676 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7677 for external definition.
7678 * passes.c (pass_slp_vectorize): New pass.
7679 * tree-vect-slp.c (find_bb_location): New function.
7680 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7681 check for patterns only in loops.
7682 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7683 case of multiple types in basic block SLP.
7684 (vect_mark_slp_stmts_relevant): New function.
7685 (vect_supported_load_permutation_p): Fix comment.
7686 (vect_analyze_slp_instance): Add argument. In case of basic block
7687 SLP, take vectorization factor from statement's type, check that
7688 unrolling factor is 1. Adjust function call. Save SLP instance in
7689 either loop or basic block vectorization structure. Return FALSE,
7691 (vect_analyze_slp): Add argument. Get strided stores groups from
7692 either loop or basic block vectorization structure. Return FALSE
7693 if basic block SLP failed.
7694 (new_bb_vec_info): New function.
7695 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7696 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7697 (vect_schedule_slp): Add argument. Get SLP instances from either
7698 loop or basic block vectorization structure. Set vectorization factor
7699 to be 1 for basic block SLP.
7700 (vect_slp_transform_bb): New function.
7701 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7703 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7705 * final.c (shorten_branches): Do not align labels for jump tables.
7706 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7708 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7710 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7711 Remove outdated reference to flow.c and fix nits.
7712 * doc/gccint.texi: Tweak RTL description.
7713 * doc/rtl.texi: Likewise.
7715 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7717 * config/avr/avr.c: Change my email address.
7718 * config/avr/avr.h: Likewise.
7719 * config/avr/avr.md: Likewise.
7720 * config/avr/avr-protos.h: Likewise.
7721 * config/avr/libgcc.S: Likewise.
7723 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7725 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7726 (spu_split_load, spu_split_store): Change return type to int.
7727 (spu_split_convert): Declare.
7728 * config/spu/predicates.md (spu_mem_operand): Remove.
7729 (spu_mov_operand): Update.
7730 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7731 * config/spu/spu.c (regno_aligned_for_load): Remove.
7732 (reg_aligned_for_addr, spu_expand_load): Define.
7733 (spu_expand_extv): Reimplement and handle MEM.
7734 (spu_expand_insv): Handle MEM.
7735 (spu_sched_reorder): Handle insn's with length 0.
7736 (spu_legitimate_address_p): Reimplement.
7737 (store_with_one_insn_p): Return TRUE for any mode with size
7738 larger than 16 bytes.
7739 (address_needs_split): Define.
7740 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7742 (spu_convert_move): Define.
7743 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7744 (spu_split_store): Change all MEM's to TImode.
7745 (spu_init_expanders): Preallocate registers that correspond to
7746 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7748 (spu_split_convert): Define.
7749 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7750 (_move<mode>, _movdi, _movti): Update predicate and condition.
7751 (load, store): Change to define_split.
7752 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7754 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7755 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7756 define_insn_and_split of lshr<mode>3.
7757 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7758 (<v>ashr<mode>3_imm): Define.
7759 (extv, extzv, insv): Allow MEM operands.
7760 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7761 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7762 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7763 (_spu_convert2): Change to define_insn_and_split and remove the
7764 corresponding define_peephole2.
7765 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7766 Change predicates to memory_operand.
7768 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7770 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7772 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7774 PR tree-optimization/40219
7775 * tree.c (iterative_hash_expr): Make sure the builtin function is
7776 a normal builtin function and not a front end or back end builtin
7777 before indexing into the built_in_decls array.
7779 2009-05-22 Richard Guenther <rguenther@suse.de>
7782 * alias.c (write_dependence_p): Do not use TBAA for answering
7783 anti-dependence or output-dependence.
7784 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7785 (emit_pointer_definition): Remove.
7786 (emit_alias_warning): Likewise.
7787 (find_what_var_points_to): Remove TBAA pruning code.
7788 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7790 (compute_points_to_sets): Remove code computing the set of
7791 dereferenced pointers.
7792 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7793 oracle for querying anti and output dependencies.
7794 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7795 if TBAA may be applied.
7796 (refs_anti_dependent_p): New function.
7797 (refs_output_dependent_p): Likewise.
7798 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7799 (refs_output_dependent_p): Likewise.
7800 * doc/tree-ssa.texi (Memory model): New section.
7801 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7802 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7803 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7804 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7805 * expr.c (expand_expr_real_1): Likewise.
7806 * gimple-low.c (lower_stmt): Likewise.
7807 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7808 (dump_gimple_cdt): Remove.
7809 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7810 (gimple_size): Likewise.
7811 (walk_gimple_op): Likewise.
7812 (is_gimple_stmt): Likewise.
7813 (walk_stmt_load_store_addr_ops): Likewise.
7814 (gimple_build_cdt): Remove.
7815 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7816 * gimple.h (gimple_cdt_new_type): Remove.
7817 (gimple_cdt_new_type_ptr): Likewise.
7818 (gimple_cdt_set_new_type): Likewise.
7819 (gimple_cdt_location): Likewise.
7820 (gimple_cdt_location_ptr): Likewise.
7821 (gimple_cdt_set_location): Likewise.
7822 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7823 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7824 GIMPLE_CHANGE_DYNAMIC_TYPE.
7825 (verify_types_in_gimple_stmt): Likewise.
7826 * tree-inline.c (estimate_num_insns): Likewise.
7827 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7828 (copy_decl_to_var): Likewise.
7829 (copy_result_decl_to_var): Likewise.
7830 * tree-pretty-print.c (dump_generic_node): Do not handle
7831 CHANGE_DYNAMIC_TYPE_EXPR.
7832 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7833 * tree-ssa-operands.c (get_expr_operands): Likewise.
7834 * tree-ssa-structalias.c (struct variable_info): Remove
7835 no_tbaa_pruning member.
7836 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7837 (unify_nodes): Do not copy it.
7838 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7839 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7840 (set_uids_in_ptset): Do not check it.
7841 (find_what_var_points_to): Likewise.
7842 (compute_tbaa_pruning): Remove.
7843 (compute_points_to_sets): Do not call it.
7844 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7845 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7846 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7847 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7848 (DECL_NO_TBAA_P): Likewise.
7849 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7850 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7851 (expand_omp_atomic_pipeline): Do not set it.
7852 * print-tree.c (print_node): Do not dump it.
7853 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7856 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7859 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7862 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7864 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7867 2009-05-22 Ben Elliston <bje@au.ibm.com>
7869 * Makefile.in (bversion.h, s-bversion): New targets.
7870 (TOPLEV_H): Add bversion.h.
7871 * toplev.h: Include "bversion.h".
7872 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7873 the __format__ attribute only if compiling with the same version
7874 of GCC as the sources (the "build version").
7876 2009-05-22 Ben Elliston <bje@au.ibm.com>
7878 * c-format.c (handle_format_attribute): Fix comment typo.
7880 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7883 * config/ia64/ia64.opt (mfused-madd): New.
7884 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7885 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7886 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7887 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7888 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7889 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7890 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7891 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7892 instruction if !TARGET_FUSED_MADD.
7893 (fpma, fpms): Remove colon from name.
7895 2009-05-22 Richard Guenther <rguenther@suse.de>
7897 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7898 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7899 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7901 (create_expression_by_pieces): Only convert if necessary.
7902 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7903 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7905 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7907 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7908 regular pattern from a template and rename it ...
7909 (*extzv_truncsi_exts): ... to this.
7911 2009-05-21 Richard Guenther <rguenther@suse.de>
7913 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7914 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7915 (cgraph_default_inline_p): Likewise.
7916 (cgraph_decide_inlining_incrementally): Likewise.
7918 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7919 Uros Bizjak <ubizjak@gmail.com>
7921 * config/i386/cpuid.h (bit_MOVBE): New.
7923 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7925 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7926 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7927 (ix86_handle_option): Handle OPT_mmovbe.
7928 (ix86_target_string): Add -mmovbe.
7929 (pta_flags): Add PTA_MOVBE.
7930 (processor_alias_table): Add PTA_MOVBE to "atom".
7931 (override_options): Handle PTA_MOVBE.
7933 * config/i386/i386.h (TARGET_MOVBE): New.
7935 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7936 (*bswapsi_movbe): New.
7937 (*bswapdi_movbe): Likewise.
7938 (bswapdi2): Renamed to ...
7940 (bswapdi2): New expander.
7942 * config/i386/i386.opt (mmovbe): New.
7944 * doc/invoke.texi: Document -mmovbe.
7946 2009-05-21 Taras Glek <tglek@mozilla.com>
7948 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7949 * gcc-plugin.h (plugin_init): Updated signature.
7950 * gcc-plugin.h (plugin_name_args): Moved to this header.
7951 * doc/plugins.texi (plugin_init): Updated documention to reflect
7953 * doc/plugins.texi (plugin_name_args): Added to documention.
7955 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7957 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7958 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7960 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7962 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7963 JUMP_TABLE_DATA_P predicates where applicable.
7964 * config/i386/predicates.md: Ditto.
7965 * config/i386/sse.md: Ditto.
7967 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7969 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7970 operand2 -128 override length_immediate attribute to 1.
7971 * config/i386/predicates.md (constm128_operand): New predicate.
7973 * config/i386/i386.c (memory_address_length): Handle %r12
7974 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7976 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7977 mode look through optional ZERO_EXTEND and SUBREG.
7978 * config/i386/i386.md (R12_REG): New define_constant.
7979 (prefix_data16): For sse unit set also for MODE_TI insns.
7980 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7981 insns set if operand 1 is ext_QIreg_operand.
7982 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7983 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7985 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7986 mode from MODE_DI to MODE_SI.
7987 (movdi_1_rex64): Override modrm and length_immediate attributes
7988 only for movabs (TYPE_IMOV, alternative 2).
7989 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7990 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7991 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7992 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7993 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7994 prefix_rex attribute if DImode.
7995 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7996 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7997 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7998 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7999 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8000 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8001 Likewise. For TYPE_IMOV clear length_immediate attribute.
8002 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8003 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8004 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8005 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8006 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8007 or one operand TYPE_ISHIFT.
8008 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8009 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8010 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8011 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8012 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8013 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8014 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8015 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8016 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8017 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8018 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8019 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8020 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8021 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8022 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8023 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8024 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8025 set mode attribute, don't override length attribute.
8026 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8028 (return_internal_long): Set length attribute to 2 instead of 1.
8029 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8030 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8031 prefix_rex attribute.
8032 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8034 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8036 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8038 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8040 2009-05-20 Ian Lance Taylor <iant@google.com>
8042 * tree.c (build_tree_list_vec_stat): New function.
8043 (ctor_to_vec): New function.
8044 (build_nt_call_vec): New function.
8045 (build_call_array): Change args to be a const pointer.
8046 (build_call_vec): New function.
8047 * tree.h (build_nt_call_vec): Declare.
8048 (build_tree_list_vec_stat): Declare.
8049 (build_tree_list_vec): Define.
8050 (build_call_array): Update declaration.
8051 (build_call_vec): Declare.
8052 (ctor_to_vec): Declare.
8053 * c-common.c (tree_vector_cache): New static variable.
8054 (make_tree_vector): New function.
8055 (release_tree_vector): New function.
8056 (make_tree_vector_single): New function.
8057 (make_tree_vector_copy): New function.
8058 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8059 (make_tree_vector_single, make_tree_vector_copy): Declare.
8060 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8061 (c_parser_expr_list): Don't manage cache here, instead call
8063 (c_parser_release_expr_list): Remove static function.
8064 (c_parser_vec_to_tree_list): Remove static function.
8065 (c_parser_attributes): Call build_tree_list_vec instead of
8066 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8067 c_parser_release_expr_list.
8068 (c_parser_postfix_expression_after_primary): Likewise.
8069 (c_parser_objc_keywordexpr): Likewise.
8071 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8073 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8074 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8075 TARGET_CONVERT_TO_TYPE.
8076 * hooks.c (hook_tree_const_tree_null): Define.
8077 * hooks.h (hook_tree_const_tree_null): Declare.
8078 * target.h (struct gcc_target): Add invalid_parameter_type,
8079 invalid_return_type, promoted_type, and convert_to_type fields.
8080 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8081 (TARGET_INVALID_RETURN_TYPE): Define.
8082 (TARGET_PROMOTED_TYPE): Define.
8083 (TARGET_CONVERT_TO_TYPE): Define.
8084 (TARGET_INITIALIZER): Update for new fields.
8085 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8086 (grokparms): Check targetm.invalid_parameter_type.
8087 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8088 * c-convert.c (convert): Check targetm.convert_to_type.
8090 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8092 * config/mips/mips.md (*extenddi_truncate<mode>,
8093 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8095 (*extendhi_truncateqi): New define_insn_and_sptit.
8097 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8100 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8101 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8103 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8105 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8106 the operand of VIEW_CONVERT_EXPR.
8108 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8110 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8111 extended family and model for Intel processors. Support Intel Atom.
8113 2009-05-20 Olivier Hainque <hainque@adacore.com>
8115 * gstab.h (stab_code_type): Define, to be used instead of the
8116 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8118 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8119 occurrences by stab_code_type.
8120 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8122 2009-05-20 Martin Jambor <mjambor@suse.cz>
8124 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8125 (sra_insert_before): Likewise.
8126 (sra_insert_after): Likewise.
8127 (sra_init_cache): Likewise.
8128 (sra_type_can_be_decomposed_p): Likewise.
8129 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8130 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8131 (sra_insert_before): Likewise.
8132 (sra_insert_after): Likewise.
8133 (sra_init_cache): Likewise.
8134 (insert_edge_copies_seq): Made static and moved upwards.
8136 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8139 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8141 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8142 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8145 2009-05-20 Richard Guenther <rguenther@suse.de>
8147 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8148 with mismatched comparison modes.
8150 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8152 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8153 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8154 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8155 with shifts for Thumb2.
8156 (orsi_notsi): New for orn.
8157 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8158 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8159 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8160 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8161 Don't invert remainder for IOR.
8163 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8165 PR tree-optimization/40087
8166 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8167 number_of_iterations_ne): Rename never_infinite argument.
8168 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8169 number_of_iterations_le): Handle pointer-type ivs when
8170 exit_must_be_taken is false.
8171 (number_of_iterations_cond): Do not always assume that
8172 exit_must_be_taken if the control variable is a pointer.
8174 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8176 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8177 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8179 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8181 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8182 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8184 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8187 * c.opt (Wlogical-op): Disabled by default.
8188 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8190 * doc/invoke.texi (Wlogical-op): Likewise.
8192 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8194 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8196 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8197 Propagate the type of the first operand.
8198 <ASSERT_EXPR>: Simplify.
8199 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8200 Rewrite using the RHS code as discriminant.
8201 <NOP_EXPR>: Turn into CASE_CONVERT.
8202 <PLUS_EXPR>: Propagate the type of the first operand.
8204 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8206 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8207 (ia64_dconst_0_375): New.
8208 * config/ia64/ia64.c (ia64_override_options): Remove
8209 -minline-sqrt-min-latency warning.
8210 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8211 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8212 * config/ia64/ia64.md (*sqrt_approx): Remove.
8213 (sqrtsf2): Remove #if 0.
8214 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8215 (sqrtdf): Remove assert.
8216 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8217 (sqrtxf2): Remove #if 0.
8218 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8219 * div.md (sqrt_approx_rf): New.
8220 (sqrtsf2_internal_thr): New implementation.
8221 (sqrtsf2_internal_lat): New.
8222 (sqrtdf2_internal_thr: New implementation.
8223 (sqrtxf2_internal): New implementation.
8225 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8226 Hans-Peter Nilsson <hp@axis.com>
8228 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8229 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8230 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8231 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8232 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8233 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8234 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8235 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8236 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8237 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8238 * c-common.c: ...from here.
8240 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8242 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8244 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8246 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8248 2009-05-19 Ben Elliston <bje@au.ibm.com>
8250 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8251 assignments with memcpy calls.
8252 (add_fdes): Likewise.
8253 (binary_search_unencoded_fdes): Likewise.
8254 (linear_search_fdes): Eliminate type puns.
8256 2009-05-19 Richard Guenther <rguenther@suse.de>
8258 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8259 not falsely claim to have propagated into all uses.
8261 2009-05-19 Ben Elliston <bje@au.ibm.com>
8263 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8266 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8268 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8269 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8270 (TARGET_LEGITIMATE_ADDRESS_P): New.
8271 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8272 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8274 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8277 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8278 child of the containing namespace's DIE.
8280 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8282 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8283 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8284 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8287 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8290 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8291 gen_align with gen_pad.
8292 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8293 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8295 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8296 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8298 * config/i386/i386.md (align): Renamed to ...
8299 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8300 ASM_OUTPUT_MAX_SKIP_PAD.
8302 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8304 * config.gcc: Fix variable syntax.
8307 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8308 before calling exact_log2.
8309 (output_iorsi3): Likewise.
8310 (output_xorsi3): Likewise.
8312 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8314 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8315 for the none zero constant operand except for EQ and NE
8316 comprisons even when the first operand is R0.
8318 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8320 * config/s390/2064.md: Remove trailing whitespaces.
8321 * config/s390/2084.md: Likewise.
8322 * config/s390/constraints.md: Likewise.
8323 * config/s390/fixdfdi.h: Likewise.
8324 * config/s390/libgcc-glibc.ver: Likewise.
8325 * config/s390/s390-modes.def: Likewise.
8326 * config/s390/s390-protos.h: Likewise.
8327 * config/s390/s390.c: Likewise.
8328 * config/s390/s390.h: Likewise.
8329 * config/s390/s390.md: Likewise.
8330 * config/s390/tpf-unwind.h: Likewise.
8332 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8334 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8336 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8339 * configure.ac (m68k-*-*): Check if binutils support TLS.
8340 * configure: Regenerate.
8341 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8342 * config/m68k/constraints.md (Cu): New constraint.
8343 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8344 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8345 (movsi): Handle TLS symbols.
8346 (addsi3_5200): Handle XTLS symbols, indent.
8347 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8348 (m68k_tls_reference_p): Declare.
8349 (m68k_legitimize_address): Declare.
8350 (m68k_unwrap_symbol): Declare.
8351 * config/m68k/m68k.opt (mxtls): New option.
8352 * config/m68k/m68k.c (ggc.h): Include.
8353 (m68k_output_dwarf_dtprel): Implement hook.
8354 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8355 (m68k_expand_prologue): Load GOT pointer when function needs it.
8356 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8357 (m68k_legitimate_constant_address_p): Same.
8358 (m68k_decompose_address): Handle TLS references.
8359 (m68k_get_gp): New static function.
8360 (enum m68k_reloc): New contants.
8361 (TLS_RELOC_P): New macro.
8362 (m68k_wrap_symbol): New static function.
8363 (m68k_unwrap_symbol): New function.
8364 (m68k_final_prescan_insn_1): New static function.
8365 (m68k_final_prescan_insn): New function.
8366 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8368 (legitimize_pic_address): Handle TLS references..
8369 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8370 (m68k_libcall_value_in_a0_p)
8371 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8372 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8373 (m68k_legitimize_tls_address): Handle TLS references.
8374 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8376 (m68k_legitimize_address): Handle TLS symbols.
8377 (m68k_get_reloc_decoration): New static function.
8378 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8380 (m68k_output_dwarf_dtprel): Implement hook.
8381 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8382 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8383 m68k_call_* routines.
8384 (sched_attr_op_type): Handle TLS symbols.
8385 (gt-m68k.h): Include.
8386 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8387 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8389 2009-05-18 Martin Jambor <mjambor@suse.cz>
8391 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8392 (visit_store_addr_for_mod_analysis): New function.
8393 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8394 (determine_cst_member_ptr): Use gimple_assign_single_p.
8395 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8396 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8397 operands. Don't check number of operands of a NOP_EXPR.
8399 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8401 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8403 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8406 * c-common.c (warn_logical_operator): Don't warn if one of
8407 expression isn't always true or false.
8409 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8411 * config/i386/biarch32.h: New file.
8412 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8414 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8416 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8417 *zero_extend<mode>_truncqi): Merge these into ...
8418 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8419 Name the pattern following this as *zero_extendhi_truncqi.
8421 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8424 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8425 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8426 (output_info): Make field HOST_WIDEST_INT.
8427 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8428 (dump_bitmat_statistics): Same.
8430 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8432 * config.gcc (use_gcc_stdint): Set to wrap.
8433 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8434 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8435 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8436 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8437 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8438 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8439 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8440 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8442 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8444 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8446 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8447 Move definitions earlier.
8448 (OPT_ARCH64, OPT_ARCH32): Define.
8449 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8452 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8455 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8458 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8460 * arm.md (movdi2): Copy non-reg values to DImode registers.
8462 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8465 * final.c (label_to_max_skip): New function.
8466 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8467 CODE_LABEL_NUMBER <= max_labelno.
8468 * output.h (label_to_max_skip): New prototype.
8469 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8470 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8471 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8472 Handle CODE_LABELs with >= 16 byte alignment or with
8473 max_skip == (1 << align) - 1.
8474 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8475 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8478 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8479 .p2align 3 if MAX_SKIP is smaller than 7.
8480 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8482 2009-05-15 Ian Lance Taylor <iant@google.com>
8484 * alias.c (struct alias_set_entry_d): Rename from struct
8485 alias_set_entry. Change all uses.
8486 * except.c (struct call_site_record_d): Rename from struct
8487 call_site_record. Change all uses.
8488 * except.h (struct eh_region_d): Rename from struct eh_region.
8490 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8492 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8493 ivtype_map_elt. Change all uses.
8494 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8496 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8497 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8499 (struct sese_d): Rename from struct sese. Change all uses.
8500 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8501 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8502 * optabs.h (struct optab_d): Rename from struct optab. Change all
8504 (struct convert_optab_d): Rename from struct convert_optab.
8506 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8507 ipa_opt_pass. Change all uses.
8508 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8511 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8512 defined as a typedef.
8513 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8516 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8519 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8521 (merge_ranges): Returns bool.
8522 * tree.h (make_range): .. to here.
8523 (build_range_check): Likewise.
8524 (merge_ranges): Likewise. Renamed from merge_ranges.
8525 * c-typeck.c (parser_build_binary_op): Update calls to
8526 warn_logical_operator.
8527 * c-common.c (warn_logical_operator): Add new warning.
8528 * c-common.h (warn_logical_operator): Update declaration.
8530 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8532 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8534 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8536 * doc/install.texi: Document MPC requirements, flags etc.
8538 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8539 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8540 Evaluate constant arguments.
8541 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8542 (fold_builtin_1): Likewise, also evaluate constant arguments.
8543 Remove superfluous break.
8544 (do_mpc_ckconv): New.
8545 * real.h: Include mpc.h.
8546 * toplev.c (print_version): Output MPC version info if available.
8548 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8550 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8552 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8554 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8557 2009-05-15 Jan Hubicka <jh@suse.cz>
8559 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8560 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8561 (try_inline): Fix return value.
8562 (cgraph_decide_inlining_incrementally): Honor new value.
8563 (cgraph_early_inlining): Handle indirect inlining.
8564 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8566 2009-05-15 Jan Hubicka <jh@suse.cz>
8568 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8569 * cgraphunit.c (cgraph_finalize_function): Set it.
8570 (cgraph_expand_function): Use it.
8572 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8574 * real.c (encode_ieee_half): Define.
8575 (decode_ieee_half): Define.
8576 (ieee_half_format): Define.
8577 (arm_half_format): Define.
8578 * real.h (ieee_half_format): Declare.
8579 (arm_half_format): Declare.
8581 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8583 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8584 swapped, and reversed optabs exist before trying to use them.
8586 2009-05-15 Paul Brook <paul@codesourcery.com>
8587 Sandra Loosemore <sandra@codesourcery.com>
8589 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8590 loads. Allow PRE_DEC.
8591 (output_move_neon): Handle PRE_DEC.
8592 (arm_print_operand): Add 'A' for neon structure loads.
8593 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8594 * config/arm/neon.md (neon_mov): Update comment.
8595 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8597 (Um): New constraint.
8599 2009-05-15 Jan Hubicka <jh@suse.cz>
8601 Revert the following patch until testsuite fallout is fixed:
8602 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8603 * cgraph.h (struct inline_summary): New filed self_wize,
8604 size_inlining_benefit, self_time and time_inlining_benefit.
8605 (struct cgraph_global_info): Replace insns by time ans size fields.
8606 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8607 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8608 (ipcp_update_callgraph): Do not touch function bodies.
8609 * ipa-inline.c: Include except.h
8610 (MAX_TIME): New constant.
8611 (overall_insns): Remove
8612 (overall_size, max_benefit): New static variables.
8613 (cgraph_estimate_time_after_inlining): New function.
8614 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8615 (cgraph_clone_inlined_nodes): Update size.
8616 (cgraph_mark_inline_edge): Update size.
8617 (cgraph_estimate_growth): Use size info.
8618 (cgraph_check_inline_limits): Check size.
8619 (cgraph_default_inline_p): Likewise.
8620 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8621 (cgraph_decide_recursive_inlining): Check size.
8622 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8624 (cgraph_decide_inlining): Likewise.
8625 (cgraph_decide_inlining_incrementally): Likewise; honor
8626 PARAM_EARLY_INLINING_INSNS.
8627 (likely_eliminated_by_inlining_p): New predicate.
8628 (estimate_function_body_sizes): New function.
8629 (compute_inline_parameters): Use it.
8630 * except.c (must_not_throw_labels): New function.
8631 * except.h (must_not_throw_labels): Declare.
8632 * tree-inline.c (init_inline_once): Kill inlining_weigths
8633 * tree-ssa-structalias.c: Avoid uninitialized warning.
8634 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8635 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8636 (PARAM_INLINE_CALL_COST): Remove.
8637 (PARAM_EARLY_INLINING_INSNS): New.
8639 2009-05-15 Richard Guenther <rguenther@suse.de>
8641 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8642 not TODO_update_ssa.
8644 2009-05-15 Richard Guenther <rguenther@suse.de>
8646 PR tree-optimization/39999
8647 * gimple.h (gimple_expr_type): Use the expression type looking
8648 through useless conversions.
8649 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8650 (vn_nary_op_insert_stmt): Likewise.
8651 (simplify_binary_expression): Likewise.
8653 2009-05-15 Richard Guenther <rguenther@suse.de>
8655 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8656 New options, enabled by default.
8657 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8659 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8660 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8661 * tree-ssa-structalias.c (gate_tree_pta): New function.
8662 (pass_build_alias): Use it.
8664 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8667 recurse on an invariant address if a conversion from a pointer
8668 type to a wider integer type is involved.
8670 2009-05-15 Jan Hubicka <jh@suse.cz>
8672 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8673 * cgraph.h (struct inline_summary): New filed self_wize,
8674 size_inlining_benefit, self_time and time_inlining_benefit.
8675 (struct cgraph_global_info): Replace insns by time ans size fields.
8676 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8677 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8678 (ipcp_update_callgraph): Do not touch function bodies.
8679 * ipa-inline.c: Include except.h
8680 (MAX_TIME): New constant.
8681 (overall_insns): Remove
8682 (overall_size, max_benefit): New static variables.
8683 (cgraph_estimate_time_after_inlining): New function.
8684 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8685 (cgraph_clone_inlined_nodes): Update size.
8686 (cgraph_mark_inline_edge): Update size.
8687 (cgraph_estimate_growth): Use size info.
8688 (cgraph_check_inline_limits): Check size.
8689 (cgraph_default_inline_p): Likewise.
8690 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8691 (cgraph_decide_recursive_inlining): Check size.
8692 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8694 (cgraph_decide_inlining): Likewise.
8695 (cgraph_decide_inlining_incrementally): Likewise; honor
8696 PARAM_EARLY_INLINING_INSNS.
8697 (likely_eliminated_by_inlining_p): New predicate.
8698 (estimate_function_body_sizes): New function.
8699 (compute_inline_parameters): Use it.
8700 * except.c (must_not_throw_labels): New function.
8701 * except.h (must_not_throw_labels): Declare.
8702 * tree-inline.c (init_inline_once): Kill inlining_weigths
8703 * tree-ssa-structalias.c: Avoid uninitialized warning.
8704 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8705 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8706 (PARAM_INLINE_CALL_COST): Remove.
8707 (PARAM_EARLY_INLINING_INSNS): New.
8708 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8709 (inline-call-cost): Remove.
8710 (early-inlining-insns): New.
8712 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8714 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8716 (print_int_cst_bounds_in_octal_p): Likewise.
8717 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8719 * dwarf2out.c (base_type_die): Likewise.
8720 (is_subrange_type): Delete.
8721 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8722 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8723 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8724 if the destination type is boolean.
8725 (build_range_check): Do not special-case subtypes.
8726 (fold_sign_changed_comparison): Likewise.
8727 (fold_unary): Likewise.
8728 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8729 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8730 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8731 * tree.c (subrange_type_for_debug_p): New predicate based on the
8732 former is_subrange_type.
8733 * tree.h (subrange_type_for_debug_p): Declare.
8734 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8735 (convert_affine_scev): Remove call to above function.
8736 (chrec_convert_aggressive): Likewise.
8737 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8738 false for conversions involving subtypes.
8739 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8740 (vrp_val_min): Likewise.
8741 (needs_overflow_infinity): Likewise.
8742 (extract_range_from_unary_expr): Likewise.
8744 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8746 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8747 * config/frv/frv.c: Likewise.
8748 * config/s390/s390.c: Likewise.
8749 * config/sparc/sparc.h: Likewise.
8750 * config/i386/i386.h: Likewise.
8751 * config/i386/i386.c: Likewise.
8752 * config/crx/crx.c: Likewise.
8753 * config/m68hc11/m68hc11.h: Likewise.
8754 * config/iq2000/iq2000.c: Likewise.
8755 * config/mn10300/mn10300.h: Likewise.
8756 * config/mn10300/mn10300.c: Likewise.
8757 * config/m68k/m68k.c: Likewise.
8758 * config/rs6000/rs6000.c: Likewise.
8759 * config/rs6000/xcoff.h: Likewise.
8760 * config/rs6000/linux64.h: Likewise.
8761 * config/rs6000/sysv4.h: Likewise.
8762 * config/score/score3.c: Likewise.
8763 * config/score/score7.c: Likewise.
8764 * config/score/score.c: Likewise.
8765 * config/arm/arm.md: Likewise.
8766 * config/mips/mips.c: Likewise.
8767 * config/mips/mips.md: Likewise.
8768 * config/bfin/bfin.h: Likewise.
8769 * config/pa/pa.c: Likewise.
8770 * config/pa/constraints.md: Likewise.
8772 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8773 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8774 * config/pdp11/pdp11.h: Use memory_address_p instead.
8776 2009-05-14 Ian Lance Taylor <iant@google.com>
8778 * passes.c (finish_optimization_passes): Change i to int.
8779 * plugin.c (plugins_active_p): Change event to int.
8780 (dump_active_plugins): Likewise.
8781 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8783 * tree.c (tree_range_check_failed): Change c to unsigned int.
8784 (omp_clause_range_check_failed): Likewise.
8785 (build_common_builtin_nodes): Change mode to int. Add cast.
8786 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8787 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8789 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8790 ++ or -- with a variable of enum type.
8792 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8795 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8797 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8799 * store-motion.c: Do not include params.h
8800 * Makefile.in: Fix dependencies for various files.
8802 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8804 * auto-inc-dec.c: Fix pass description, remove apparent
8805 accidental duplication.
8807 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8810 * ipa-utils.h (memory_identifier_string): Moved to ...
8811 * tree.h (memory_identifier_string): Here. Add GTY(()).
8813 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8815 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8816 in the former documentation of...
8817 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8818 * ira-conflicts.c (get_dup_num): Use address_operand.
8819 * targhooks.c (default_legitimate_address_p): New.
8820 * targhooks.h (default_legitimate_address_p): New.
8821 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8823 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8824 * target.h (struct target): Add legitimate_address_p.
8825 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8826 (TARGET_INITIALIZER): Include it.
8828 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8829 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8830 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8831 (TARGET_LEGITIMATE_ADDRESS_P): New.
8833 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8834 (REG_OK_STRICT_P): Delete.
8835 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8836 (frv_legitimate_address_p_1): ... this.
8837 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8838 (frv_legitimate_address_p_1): ... the renamed old
8839 frv_legitimate_address_p.
8840 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8841 (TARGET_LEGITIMATE_ADDRESS_P): New.
8843 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8844 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8845 * config/s390/s390.c (legitimate_address_p): Rename to...
8846 (s390_legitimate_address_p): ... this, make static.
8847 (legitimize_address): Adjust call.
8848 (TARGET_LEGITIMATE_ADDRESS_P): New.
8849 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8851 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8852 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8853 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8854 (TARGET_LEGITIMATE_ADDRESS_P): New.
8856 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8857 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8858 * config/spu/spu.c (spu_legitimate_address): Rename to...
8859 (spu_legitimate_address_p): ... this, make static.
8860 (TARGET_LEGITIMATE_ADDRESS_P): New.
8862 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8863 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8864 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8865 (sparc_legitimate_address_p): ... this, make static and return bool.
8866 (legitimize_address): Adjust call.
8867 (TARGET_LEGITIMATE_ADDRESS_P): New.
8869 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8870 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8871 * config/i386/i386.c (legitimate_address_p): Rename to...
8872 (ix86_legitimate_address_p): ... this, make static.
8873 (constant_address_p): Move after it, adjust call.
8874 (TARGET_LEGITIMATE_ADDRESS_P): New.
8876 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8877 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8878 * config/avr/avr.c (legitimate_address_p): Rename to...
8879 (avr_legitimate_address_p): ... this, make static.
8880 (legitimize_address): Adjust call.
8881 (TARGET_LEGITIMATE_ADDRESS_P): New.
8883 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8884 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8885 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8886 (TARGET_LEGITIMATE_ADDRESS_P): New.
8888 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8889 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8890 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8891 (TARGET_LEGITIMATE_ADDRESS_P): New.
8893 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8894 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8896 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8898 (TARGET_LEGITIMATE_ADDRESS_P): New.
8900 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8901 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8903 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8905 (m68hc11_legitimate_address_p): ... this, make static.
8906 (go_if_legitimate_address_internal): Rename to...
8907 (m68hc11_legitimate_address_p_1): ... this.
8908 (legitimize_address): Adjust call.
8909 (TARGET_LEGITIMATE_ADDRESS_P): New.
8911 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8912 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8913 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8914 (TARGET_LEGITIMATE_ADDRESS_P): New.
8916 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8917 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8918 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8919 (mn10300_legitimate_address_p): ... this, make static.
8920 (TARGET_LEGITIMATE_ADDRESS_P): New.
8922 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8923 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8924 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8925 (TARGET_LEGITIMATE_ADDRESS_P): New.
8927 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8928 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8929 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8930 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8931 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8932 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8933 (rs6000_legitimate_address_p): ... this, make static.
8934 (TARGET_LEGITIMATE_ADDRESS_P): New.
8935 (REG_MODE_OK_FOR_BASE_P): Delete.
8936 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8938 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8939 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8941 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8942 static, adjust types.
8943 (TARGET_LEGITIMATE_ADDRESS_P): New.
8945 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8946 * config/score/score.c (score_address_p): Rename to...
8947 (score_legitimate_address_p): ... this.
8948 (TARGET_LEGITIMATE_ADDRESS_P): New.
8949 * config/score/score3.c (score3_address_p): Rename to...
8950 (score3_legitimate_address_p): ... this.
8951 * config/score/score7.c (score7_address_p): Rename to...
8952 (score7_legitimate_address_p): ... this.
8954 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8955 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8956 GO_IF_LEGITIMATE_ADDRESS): Delete.
8957 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8958 thumb2_legitimate_address_p): Delete.
8959 (arm_legitimate_address_p): Rename to...
8960 (arm_legitimate_address_outer_p): ... this.
8961 * config/arm/constraints.md ("Uq"): Adjust call.
8962 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8963 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8965 (arm_legitimate_address_outer_p): ... this.
8966 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8968 (TARGET_LEGITIMATE_ADDRESS_P): New.
8970 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8971 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8972 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8973 (TARGET_LEGITIMATE_ADDRESS_P): New.
8975 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8976 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8977 * config/vax/vax.c (legitimate_address_p): Rename to...
8978 (vax_legitimate_address_p): ... this, make static.
8979 (TARGET_LEGITIMATE_ADDRESS_P): New.
8981 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8982 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8983 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8984 (TARGET_LEGITIMATE_ADDRESS_P): New.
8986 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8987 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8988 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8989 (mmix_legitimate_address_p): ... this, make static.
8990 (TARGET_LEGITIMATE_ADDRESS_P): New.
8992 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8993 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8994 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8995 (TARGET_LEGITIMATE_ADDRESS_P): New.
8997 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8999 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9000 of MODE_COMPLEX_INT.
9002 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9004 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9005 LCT_NORMAL in function call.
9006 * mips-tdump.c (print_file_desc): Add cast to enum type.
9007 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9008 (mark_stabs): Add casts to enum types.
9009 (parse_stabs_common): Add casts to enum types.
9011 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9013 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9014 Check for invalid values of LETTER.
9016 2009-05-13 Taras Glek <tglek@mozilla.com>
9018 * attribs.c (register_attribute): moved out attribute registration
9019 into register_attribute.
9020 * doc/plugins.texi: Documented register_attribute and
9022 * gcc-plugin.h: Added forward decl for register_attribute.
9023 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9024 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9025 PLUGIN_ATTRIBUTES boilerplate.
9027 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9029 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9030 values even in sentinel and empty entries.
9031 (ms_printf_flag_specs): Likewise.
9032 (ms_scanf_flag_specs): Likewise.
9033 (ms_strftime_flag_specs): Likewise.
9034 (ms_print_char_table): Likewise.
9035 (ms_scan_char_table): Likewise.
9036 (ms_time_char_table): Likewise.
9038 2009-05-13 Doug Kwan <dougkwan@google.com>
9040 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9042 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9044 * config/mips/mips.md (store): Add attributes for QI and HI.
9046 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9047 (truncdi<mode>2): ... this new pattern.
9049 2009-05-13 Brad Hards <bradh@kde.org>
9051 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9053 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9054 Ben Elliston <bje@au.ibm.com>
9057 * dse.c (check_mem_read_rtx): Guard against width == -1.
9059 2009-05-13 Michael Matz <matz@suse.de>
9062 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9063 (trivially_conflicts_p): New function.
9064 (insert_backedge_copies): Use it.
9066 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9068 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9069 (handle_stdc_pragma): Use new enum constant names.
9070 (handle_pragma_float_const_decimal64): Ditto.
9072 2009-05-13 Ian Lance Taylor <iant@google.com>
9074 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9077 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9079 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9080 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9082 * config/m68k/m68k.h (FL_UCLINUX): Define.
9084 2009-05-13 Jan Hubicka <jh@suse.cz>
9086 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9088 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9090 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9091 unless -fschedule-insns is specified.
9093 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9096 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9097 TARGET_EXPAND_CBRANCHDI4.
9098 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9099 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9100 (cmpeqdi): Fix comment.
9102 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9104 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9105 (sh_legitimate_address_p): Likewise.
9106 * config/sh/sh.c (sh_legitimate_index_p): New.
9107 (sh_legitimate_address_p): Likewise.
9108 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9109 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9110 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9111 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9112 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9113 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9114 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9115 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9116 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9118 2009-05-12 Jan Hubicka <jh@suse.cz>
9120 * tree-inline.c (estimate_operator_cost): Add operands;
9121 when division happens by constant, it is cheap.
9122 (estimate_num_insns): Loads and stores are not having cost of 0;
9123 EH magic stuff is cheap; when computing runtime cost of switch,
9124 use log2 base of amount of its cases; builtin_expect has cost of 0;
9125 compute cost for moving return value of call.
9126 (init_inline_once): Initialize time_based flags.
9127 * tree-inline.h (eni_weights_d): Add time_based flag.
9129 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9131 * df-core.c: Update head documentation.
9133 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9136 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9137 shadowing exisiting variable op1.
9139 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9142 * config/i386/driver-i386.c (processor_signatures): New enum.
9143 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9144 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9145 processor signature to detect geode processor.
9147 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9151 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9153 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9154 causes spurious differences between trunk and cond-optab branch.
9156 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9158 * dojump.c (compare_from_rtx): Delete.
9159 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9160 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9161 if the comparison does not satisfy the predicate; test predicates for
9162 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9163 further if one existing pattern fails.
9164 * expr.h (compare_from_rtx): Delete.
9165 (prepare_operand): Declare it.
9166 * optabs.c: Change "lib call" to "libcall" throughout.
9167 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9168 HAVE_conditional_trap, emit_cmp_insn): Delete.
9169 (can_compare_p): Delete cmp_optab case.
9170 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9171 Accept other parameters by value.
9172 (prepare_operand): Make non-static.
9173 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9174 other parameters by value. Try to widen operands here based on
9175 an optab_methods argument and looking at cbranch_optab.
9176 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9177 loop. Use cbranch_optab directly.
9178 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9179 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9181 (emit_conditional_move, emit_conditional_add): Inline what's needed
9182 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9183 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9184 with COMPARE. Move cmov_optab and cstore_optab above
9185 with cbranch_optab, move cmp_optab down with ucmp_optab,
9186 remove tst_otpab. Do not initialize trap_rtx.
9187 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9188 for trap code. Do not check HAVE_conditional_trap. Use
9189 prepare_cmp_insn. Accept no predicate for operand 3.
9190 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9191 (OTI_ctrap, ctrap_optab): New.
9192 (tst_optab): Delete.
9193 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9194 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9195 with lookup of ctrap_optab.
9196 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9200 * combine.c (combine_simplify_rtx, simplify_set): Do not
9201 special case comparing against zero for cc0 machines.
9202 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9203 COMPARE on cc0 machines.
9204 (simplify_relational_operation): Return a new expression when
9205 a COMPARE could be removed.
9206 * final.c (final_scan_insn): Compare cc_status values
9207 against LHS of a (compare FOO (const_int 0)) cc0 source.
9208 Also check if cc_status.value is the full compare.
9210 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9211 (cstoreMM4): Document.
9212 (conditional_trap): Document ctrapMM4 instead.
9213 (sync_compare_and_swapMM): Refer to cbranchcc4.
9214 (Dependent Patterns): Eliminate obsolete information referring to
9215 the old jump optimization phase.
9216 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9217 of compares with 0 on cc0 machines.
9218 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9219 avoiding references to cc0. Remove text about storing operands
9221 * doc/tm.texi (Condition Codes): Include blurb on different
9222 condition code representations, separate into subsections for
9223 CC0, MODE_CC and conditional execution.
9225 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9226 alpha_emit_setcc): Accept operands and a machine mode.
9227 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9228 Get code/op0/op1 from operands, use machine mode argument
9229 instead of alpha_compare.fp_p. Emit the branch here.
9230 (alpha_emit_setcc): Likewise, and return boolean.
9231 (alpha_emit_conditional_move): Likewise. Assert that
9232 cmp_op_mode == cmp_mode, and simplify accordingly.
9233 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9234 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9235 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9237 (stack probe test): Use cbranchdi4.
9238 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9240 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9241 * config/arc/arc.h (movsicc, movsfcc): Use it.
9242 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9243 (cbranchsi4, cstoresi4): New.
9244 (cmpsi, bCC and sCC expanders): Remove.
9246 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9247 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9248 * config/arm/predicates.md (arm_comparison_operator): Only include
9249 floating-point operators if there is a hardware floating-point unit.
9250 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9251 deferring to cbranch_cc and cstore_cc respectively.
9252 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9253 cbranch_cc, cstore_cc): New.
9254 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9256 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9258 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9259 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9261 (adjust_insn_length): Adjust calls.
9262 (avr_reorg): Handle (compare (foo) (const_int 0)).
9263 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9264 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9265 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9266 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9268 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9269 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9271 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9272 (cbranchsi4, cstorebi4, cstoresi4): New.
9273 (movbisi): This insn is duplicate, split it to zero_extend.
9274 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9275 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9276 (bfin_optimize_loop): Use cbranch expander.
9277 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9278 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9279 (bfin_bimode_comparison_operator): ... this.
9280 (bfin_direct_comparison_operator): New.
9282 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9283 inside (compare FOO (const_int 0)).
9284 (cris_rtx_costs): Handle ZERO_EXTRACT.
9285 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9286 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9287 (*tstdi_v32): Delete.
9288 (*cmpdi_non_v32): Add M alternative for operand 1.
9289 (cmpsi, cmp<mode>): Make private.
9290 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9292 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9294 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9295 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9296 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9297 (cc_reg_operand): New.
9299 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9300 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9301 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9302 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9303 crx_expand_scond): Delete.
9305 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9307 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9308 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9310 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9311 cstoresi4, cstoresf4, cstoredf4): New.
9312 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9313 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9314 Receive the entire operands array.
9315 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9316 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9317 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9318 Get test/op0/op1 from the operands array.
9319 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9321 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9322 (h8300_expand_store): New.
9323 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9325 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9326 (h8300_expand_store): New.
9327 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9328 or do not try to produce (set (cc0) REG).
9329 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9330 change a compare into a move to a scratch register. Disable some
9331 peepholes when comparing with zero.
9332 (tstsi, tsthi, tstsi, cmpqi): Make private.
9335 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9338 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9339 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9340 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9341 (ix86_emit_i387_log1p): Use cbranchxf2.
9342 (ix86_expand_setcc): Return void.
9343 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9344 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9345 cmp<MODEF>, cmpcc): Remove.
9346 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9347 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9348 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9349 (sCC and bCC expanders): Remove.
9350 (stack_protect_test): Use cbranchcc4.
9352 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9354 (ia64_expand_compare): Accept three rtx by reference and return void.
9355 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9356 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9357 from *expr. Update *expr with the BImode comparison to do.
9358 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9359 cmptf, bCC, sCC, conditional_trap): Delete.
9360 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9361 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9362 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9363 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9364 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9366 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9367 type of last argument.
9368 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9369 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9370 use machine mode argument instead of branch_type. Remove dead
9371 code for floating-point comparisons.
9372 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9373 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9375 (cbranchsi4, cstoresi4): New.
9376 * config/iq2000/predicates.md (reg_or_const_operand): New.
9378 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9379 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9380 (b<code>_op): Rewrite to...
9381 (bcc_op): ... this, using match_operator.
9382 (s<code>_op): Rewrite to...
9383 (scc_op): ... this, using match_operator.
9384 (s<code>_24_op): Rewrite to...
9385 (scc_op_24): ... this, using match_operator.
9386 (s<code>_<mode>): Rewrite to...
9387 (cstore<mode>4): ... this, using match_operator.
9388 (s<code>_<mode>_24): Rewrite to...
9389 (cstore<mode>4_24): ... this, using match_operator.
9390 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9391 m32c_unpend_compare, m32c_expand_scc): Delete.
9392 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9393 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9394 (m32c_expand_movcc): Change NE to EQ if necessary.
9395 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9397 * config/m32r/m32r-protos.h (gen_cond_store): New.
9398 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9399 (gen_cond_store): New, from sCC patterns.
9400 (m32r_expand_block_move): Use cbranchsi4.
9401 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9402 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9403 (cbranchsi4, cstoresi4): New.
9405 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9407 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9408 (m68hc11_notice_update_cc): Look into a compare with 0.
9409 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9411 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9412 cmphi, cmpqi, bCC): Delete.
9413 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9414 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9415 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9418 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9419 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9420 * config/m68k/constraints.md (H): New.
9421 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9422 the define_insn below.
9423 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9424 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9425 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9426 patterns): Wrap RHS with COMPARE.
9427 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9428 (*cmpdi_internal): Name this pattern.
9429 (cmpdi): Change to define_insn.
9430 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9431 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9432 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9434 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9435 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9436 (conditional_trap): Change to...
9437 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9438 (*conditional_trap): Use the ordered_comparison_operator and
9439 const1_operand predicates.
9440 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9441 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9442 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9443 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9445 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9446 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9447 (mcore_gen_compare): New.
9448 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9449 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9450 (mcore_gen_compare): ... this.
9451 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9452 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9453 (stack probe pattern): Use cbranchsi4.
9455 * config/mips/predicates.md (mips_cstore_operator): New.
9456 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9457 * config/mips/mips.md (any_cond): Delete.
9458 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9460 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9461 fixuns_truncsfdi2): Use cbranch patterns.
9462 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9463 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9464 Adjust call to mips_expand_conditional_branch.
9465 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9467 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9468 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9469 * config/mips/mips.c (cmp_operands): Delete.
9470 (mips_emit_compare): Get comparison operands from *op0/*op1.
9471 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9472 that it succeeds. Use op0/op1 instead of cmp_operands.
9473 (mips_expand_conditional_branch, mips_expand_conditional_move,
9474 mips_expand_conditional_trap): Likewise.
9475 (mips_block_move_loop): Use cbranch patterns.
9476 * config/mips/mips.h (cmp_operands): Delete.
9478 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9479 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9480 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9481 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9482 (*cmpcc_folded): Rename to...
9483 (*cmpdi_folded): this.
9484 (*cmpcc): Rename to...
9486 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9489 (cbranchdf4): New. Handle invalid comparisons here.
9490 * config/mmix/predicates.md (float_comparison_operator): New.
9492 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9493 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9494 * config/mn10300/mn10300.md (tst): Delete.
9495 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9496 Name these patterns and wrap RHS in a compare.
9497 (*cmpsi): Make this pattern private. Include tst.
9498 (*cmpsf): Make this pattern private.
9499 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9500 (compare with zero peepholes): Likewise.
9502 (cbranchsi4, cbranchsf4): New.
9503 (casesi): Use cbranchsi4.
9505 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9506 hppa_branch_type): Delete.
9507 (return_addr_rtx): Use cbranchsi4.
9508 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9509 Emit CCFPmode comparison here.
9510 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9511 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9512 hppa_branch_type): Delete.
9513 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9514 (movsicc, movdicc): Remove references to hppa_compare_op0,
9515 hppa_compare_op1 and compare_from_rtx.
9516 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9517 (casesi): Use cbranchsi4.
9519 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9520 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9521 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9522 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9523 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9525 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9526 (*branch, *branch_inverted): New.
9528 * config/picochip/picochip.md (cbranchhi4): Use
9529 ordered_comparison_operator.
9530 (cmphi, bCC): Remove.
9532 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9533 (trap_comparison_operator): Delete.
9534 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9535 rs6000_emit_cbranch): Accept mode and operands.
9536 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9537 rs6000_compare_fp_p): Delete.
9538 (rs6000_generate_compare): Accept mode and comparison. Extract code
9539 and op0/op1 from there. Replace references to rs6000_compare_op0
9540 and rs6000_compare_op1.
9541 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9542 extract result from passed operands.
9543 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9544 extract loc from passed operands.
9545 (rs6000_emit_cmove): Likewise.
9546 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9547 rs6000_compare_fp_p): Delete.
9548 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9549 (cbranch<GPR>4, cbranch<FP>4): New.
9550 (cstore<mode>4): New. Consolidate here all choices about when to use
9551 portable or specialized sCC sequences.
9552 (stack_protect_test): Use cbranchsi4.
9553 (conditional_trap): Replace with ctrap<GPR>4.
9554 (conditional trap insn): Replace trap_comparison_operator with
9555 ordered_comparison_operator.
9557 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9558 (s390_emit_prologue): Use ctrap.
9559 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9560 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9561 New predicates replacing...
9562 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9563 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9564 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9565 (add<mode>cc): Do not use s390_compare_op0/op1.
9566 (s<code>): Change to...
9567 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9569 (cstorecc4): ... this. Handle EQ or NE equally.
9570 (*sne): Un-privatize for use in cstorecc4.
9571 (b<code>): Change to...
9572 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9573 (conditional_trap): Replace with...
9574 (ctrap<GPR>4, ctrap<FP>4): ... these.
9575 (stack_protect): Use cbranchcc4.
9577 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9578 * config/score/score-protos.h (score_gen_cmp): Delete.
9579 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9580 (score_block_move-loop): Use cbranchsi4.
9581 * config/score/score.md (cbranchsi4): New.
9582 (cmpsi, bCC): Delete.
9583 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9584 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9585 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9586 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9587 * config/score/score3.h (score3_gen_cmp): Delete.
9588 * config/score/score7.h (score7_gen_cmp): Delete.
9590 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9591 (sh_emit_scc_to_t): ... this. Return void.
9592 (from_compare): Rename to...
9593 (sh_emit_compare_and_branch): ... this.
9594 (sh_emit_compare_and_set): New.
9595 (sh_expand_t_scc): Accept operands.
9596 * config/sh/predicates.md (sh_float_comparison_operator): New.
9597 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9598 (prepare_scc_operands): Rename to...
9599 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9601 (sh_emit_cheap_store_flag): New.
9602 (sh_emit_set_t_insn): New.
9603 (from_compare): Rename to...
9604 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9605 handling of TARGET_SH2E floating point to avoid recursive call.
9606 Generate branch here.
9607 (sh_emit_compare_and_set): New.
9608 (sh_expand_t_scc): Get op0/op1 from arguments.
9609 (sh_emit_cheap_store_flag): New.
9610 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9612 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9613 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9614 (movsicc, movdicc): Do nothing when it recreated operands from
9615 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9616 prepare_scc_operands (now sh_emit_scc_to_t).
9617 (udivdi3): Use cstoresi4.
9618 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9619 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9620 (cbranchint4_media, cbranchfp4_media): New.
9621 (casesi): Use cbranchdi4.
9622 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9624 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9625 (movnegt): Remove second operand.
9626 (cbranchsf4, cbranchdf4): New.
9627 (stack_protect): Use cbranchdi4/cbranchsi4.
9629 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9630 (gen_compare_reg): Accept comparison, extract part of it to...
9631 (gen_compare_reg_1): ... this.
9632 (gen_compare_operator): Delete.
9633 (gen_v9_scc): Accept separate destination, comparison code and arms.
9634 Do not use sparc_compare_op0/sparc_compare_op1.
9635 (emit_scc_insn, emit_conditional_branch_insn): New.
9636 (emit_v9_brxx): Make static. Remove useless assertion.
9637 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9639 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9640 * config/sparc/sparc-protos.h (gen_compare_reg,
9641 sparc_emit_float_lib_cmp): Adjust prototype.
9642 (emit_scc_insn, emit_conditional_branch_insn): New.
9643 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9644 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9645 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9646 iterators to the top.
9647 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9648 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9649 snedi_special_trunc): Delete.
9650 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9651 and snedi_special_trunc.
9652 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9653 cbranchdi4, cbranch<F:mode>4): New.
9654 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9655 here. Use gen_compare_reg instead of gen_compare_operator.
9656 (conditional_trap): Replace with...
9657 (ctrapsi4, ctrapdi4): ... this.
9658 (stack_protect_test): Use cbranchcc4.
9660 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9662 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9663 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9664 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9665 from operands[0] or operands[3] depending on is_set.
9666 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9667 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9668 cmpdf, bCC), sCC: Remove.
9669 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9670 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9672 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9673 spu_emit_branch_or_set.
9675 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9677 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9678 xstormy16_compare_op1): Delete.
9679 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9680 xstormy16_compare_op1): Delete.
9681 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9683 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9684 (cmphi, cmpsi, bCC): Remove.
9686 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9687 (*cmpsi): ... this one.
9688 (cbranchsi4, cstoresi4): New.
9689 (bCC expanders): Delete.
9690 (sCC insns): Fold into...
9691 (*setcc): ... this one.
9692 (casesi): Do not use gen_cmpsi and gen_bgtu.
9693 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9694 (movsicc): Simplify.
9695 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9697 * config/vax/vax-protos.h (cond_name): New.
9698 (vax_output_conditional_branch): Remove.
9699 * config/vax/vax.c (cond_name): New.
9700 (vax_output_conditional_branch): Remove.
9701 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9702 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9703 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9704 (bit<VAXint>): Wrap source with (compare).
9705 (b<code> and following unnamed pattern): Rename to *branch and
9706 *branch_reversed. Change macroization to match_operator.
9707 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9709 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9710 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9711 Change last argument to machine_mode.
9712 (xtensa_expand_scc): Add machine_mode argument.
9713 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9714 (gen_conditional_move, xtensa_expand_conditional_branch,
9715 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9716 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9717 Adjust operand numbers.
9718 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9720 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9721 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9722 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9724 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9726 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9727 causes spurious differences between trunk and cond-optab branch.
9729 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9732 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9734 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9736 * tree.c (iterative_hash_pointer): Delete.
9737 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9738 Hash UIDs and versions of SSA names. Don't special-case built-in
9739 function declarations.
9741 2009-05-11 Ian Lance Taylor <iant@google.com>
9744 * graphite.c: Force -Wc++-compat to only be a warning before
9745 #including "cloog/cloog.h".
9747 2009-05-11 Martin Jambor <mjambor@suse.cz>
9749 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9751 2009-05-11 Jan Hubicka <jh@suse.cz>
9753 * tree-ssa-loop-ivcanon.c: Include target.h
9754 (struct loop_size): new structure.
9755 (constant_after_peeling): New predicate.
9756 (tree_estimate_loop_size): New function.
9757 (estimated_unrolled_size): Rewrite for new estimates.
9758 (try_unroll_loop_completely): Use new estimates.
9759 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9761 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9763 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9764 libcpp interface change.
9765 (spu_macro_to_expand): Likewise.
9767 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9769 PR tree-optimization/40026
9770 * gimplify.c (gimplify_init_constructor): Change initial conditional
9771 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9772 optimize_compound_literals_in_ctor.
9774 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9776 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9778 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9780 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9782 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9783 HOST_WIDE_INT for gap.
9785 2009-05-11 Ira Rosen <irar@il.ibm.com>
9787 PR tree-optimization/40074
9788 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9789 account in group size and step comparison.
9791 2009-05-11 Richard Guenther <rguenther@suse.de>
9793 * passes.c (init_optimization_passes): Strip now incorrect comment.
9794 (execute_function_todo): Do not set PROP_alias.
9795 * tree-pass.h (PROP_alias): Remove.
9796 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9797 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9798 * tree-nrv.c (pass_return_slot): Likewise.
9799 * tree-object-size.c (pass_object_sizes): Likewise.
9800 * tree-ssa-dom.c (pass_dominator): Likewise.
9801 (pass_phi_only_cprop): Likewise.
9802 * tree-ssa-dse.c (pass_dse): Likewise.
9803 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9804 (pass_cselim): Likewise.
9805 * tree-ssa-pre.c (pass_pre): Likewise.
9806 (pass_fre): Likewise.
9807 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9808 * tree-ssa-sink.c (pass_sink_code): Likewise.
9809 * tree-stdarg.c (pass_stdarg): Likewise.
9810 * tree-tailcall.c (pass_tail_calls): Likewise.
9811 * tree-vrp.c (pass_vrp): Likewise.
9813 2009-05-10 Ian Lance Taylor <iant@google.com>
9815 * basic-block.h (enum profile_status): Break out of struct
9817 * cgraph.h (struct inline_summary): Break out of struct
9819 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9820 of struct cgraph_order_sort.
9821 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9822 * cse.c (struct branch_path): Break out of struct
9823 cse_basic_block_data.
9824 * except.h (enum eh_region_type): Break out of struct eh_region.
9825 * gcc.c (enum add_del): Break out of struct modify_target.
9826 * genrecog.c (enum decision_type): Break out of struct decision_test.
9827 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9829 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9830 * regmove.c (enum match_use): New enum, broken out of struct match.
9831 * sched-int.h (enum post_call_group): New enum, broken out of
9833 (struct deps_reg): Break out of struct deps.
9834 * target.h (struct asm_int_op): Break out of struct gcc_target.
9835 * tree-eh.c (struct goto_queue_node): Break out of struct
9837 * tree-inline.h (enum copy_body_cge_which): Break out of
9839 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9841 * c-decl.c (in_struct, struct_types): New static variables.
9842 (pushtag): Add loc parameter. Change all callers.
9843 (lookup_tag): Add ploc parameter. Change all callers.
9844 (check_compound_literal_type): New function.
9845 (parser_xref_tag): Add loc parameter. Change all callers. If
9846 -Wc++-compat, warn about struct/union/enum types defined within a
9848 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9849 and loc parameters. Change all callers. Change error calls to
9850 error_at, using loc. For a redefinition, if the location of the
9851 original definition is known, report it. Set in_struct and
9852 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9853 (finish_struct): Add new parameters enclosing_in_struct and
9854 enclosing_struct_types. Change all callers. Set
9855 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9856 in the struct. If in a struct, add this struct to struct_types.
9857 (start_enum): Add loc parameter. Change all callers. Use
9858 error_at for errors, using loc. For a redefinition, if the
9859 location of the original definition is known, report it. If in a
9860 struct, add this enum type to struct_types. If -Wc++-compat warn
9861 if in sizeof, typeof, or alignof.
9862 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9863 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9864 (c_parser_enum_specifier): Get enum location for start_enum.
9865 (c_parser_struct_or_union_specifier): Get struct location for
9866 start_struct. Save in_struct and struct_types status between
9867 start_struct and finish_struct.
9868 (c_parser_cast_expression): Get location of cast.
9869 (c_parser_alignof_expression): Get location of type.
9870 (c_parser_postfix_expression): Likewise.
9871 (c_parser_postfix_expression_after_paren_type): Add type_loc
9872 parameter. Change all callers. Call check_compound_literal_type.
9873 Use type_loc for error about variable size type.
9874 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9875 of an enum constant from an enum type defined in a struct or union.
9876 (c_cast_expr): Add loc parameter. Change all callers. If
9877 -Wc++-compat, warn about defining a type in a cast.
9878 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9879 (start_enum, start_struct, finish_struct): Update declarations.
9880 (parser_xref_tag, c_cast_expr): Update declarations.
9881 (check_compound_literal_type): Declare.
9883 2009-05-11 Ben Elliston <bje@au.ibm.com>
9885 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9886 for recent libcpp interface change.
9887 (rs6000_macro_to_expand): Likewise.
9889 2009-05-10 Michael Matz <matz@suse.de>
9892 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9893 not at entry of function.
9895 2009-05-10 Richard Guenther <rguenther@suse.de>
9897 PR tree-optimization/40081
9899 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9900 using the main variant of the element type. Do not fiddle with
9901 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9903 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9904 structs with volatile fields.
9906 2009-05-10 Jan Hubicka <jh@suse.cz>
9908 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9909 (estimate_move_cost): Assert that it does not get called for
9911 (estimate_num_insns): Skip VOID types in argument handling.
9912 (optimize_inline_calls): Delete unreachable blocks and verify that
9915 2009-05-10 Jan Hubicka <jh@suse.cz>
9917 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9918 * cgraph.c (cgraph_mark_address_taken_node): New function.
9919 (dump_cgraph_node): Dump new flag.
9920 * cgraph.h (struct cgraph_node): Add address_taken.
9921 (cgraph_mark_address_taken_node): New function.
9922 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9923 since new direct calls can be born.
9925 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9927 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9930 2009-05-10 Jan Hubicka <jh@suse.cz>
9933 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9935 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9936 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9937 * tree-inline.c (copy_bb): Set frequency correctly.
9938 (fold_marked_statements): Update call to
9939 cgraph_update_edges_for_call_stmt.
9941 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9943 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9944 identifiers in diagnostics.
9945 * config/arm/arm.c (arm_handle_fndecl_attribute,
9946 arm_handle_isr_attribute): Likewise.
9947 * config/avr/avr.c (avr_handle_progmem_attribute,
9948 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9949 * config/bfin/bfin.c (handle_int_attribute,
9950 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9951 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9952 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9954 * config/darwin.c (darwin_handle_kext_attribute,
9955 darwin_handle_weak_import_attribute): Likewise.
9956 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9957 h8300_handle_eightbit_data_attribute,
9958 h8300_handle_tiny_data_attribute): Likewise.
9959 * config/i386/i386.c (ix86_handle_cconv_attribute,
9960 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9961 * config/i386/winnt.c (ix86_handle_shared_attribute,
9962 ix86_handle_selectany_attribute): Likewise.
9963 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9964 * config/m32c/m32c.c (function_vector_handler): Likewise.
9965 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9966 m68hc11_handle_fntype_attribute): Likewise.
9967 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9968 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9969 * config/mips/mips.c (mips_insert_attributes,
9970 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9971 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9972 rs6000_handle_struct_attribute): Likewise.
9973 * config/sh/sh.c (sh_insert_attributes,
9974 sh_handle_resbank_handler_attribute,
9975 sh_handle_interrupt_handler_attribute,
9976 sh2a_handle_function_vector_handler_attribute,
9977 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9979 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9980 * config/spu/spu.c (spu_handle_fndecl_attribute,
9981 spu_handle_vector_attribute): Likewise.
9982 * config/stormy16/stormy16.c
9983 (xstormy16_handle_interrupt_attribute): Likewise.
9984 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9985 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9987 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9989 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9990 (pp_translate_identifiers): New.
9991 (pp_identifier): Only conditionally translate identifier to locale
9993 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9994 (pp_base_tree_identifier): Only conditionally translate identifier
9995 to locale character set.
9996 * c-pretty-print.c (M_): Define.
9997 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9998 fragments for conditional translation with M_.
9999 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10000 identifier translation.
10002 2009-05-10 Richard Guenther <rguenther@suse.de>
10004 PR tree-optimization/40081
10005 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10006 using the main variant of the element type. Do not fiddle with
10007 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10009 2009-05-09 Jan Hubicka <jh@suse.cz>
10011 PR middle-end/40080
10012 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10013 indirect calls; verify cgraph afterwards.
10015 2009-05-09 Jan Hubicka <jh@suse.cz>
10018 * ipa.c (update_inlined_to_pointer): New function.
10019 (cgraph_remove_unreachable_nodes): Use it.
10021 2009-05-09 Jan Hubicka <jh@suse.cz>
10023 * tree-eh.c (struct leh_state): Remove prev_try.
10024 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10025 not track prev_try.
10026 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10027 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10028 remove_eh_handler_and_replace, foreach_reachable_handler,
10029 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10030 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10031 (gen_eh_region_cleanup): Update prototype.
10033 2009-05-09 Jan Hubicka <jh@suse.cz>
10035 PR middle-end/40043
10036 * except.c (copy_eh_region): Always set prev_try.
10037 (redirect_eh_edge_to_label): Find outer try.
10038 (foreach_reachable_handler): When looking for prev try
10039 handle case where previous try is not going to be taken.
10041 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10043 PR tree-optimization/40049
10044 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10045 only vector/vector shifts, convert the type of the constant to the
10046 appropriate type to avoid building incorrect trees, which
10047 eventually have problems with garbage collection.
10049 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10051 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10052 -1 for complex floating-point types if honoring signed zeros.
10054 2009-05-08 Jan Hubicka <jh@suse.cz>
10056 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10057 argument; handle correctly when profile is absent.
10058 (build_cgraph_edges): Update.
10059 (rebuild_cgraph_edges): Update.
10060 * cgraph.c: Do not include varray.h.
10061 (cgraph_set_call_stmt_including_clones): New function.
10062 (cgraph_create_edge_including_clones): Likewise
10063 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10064 (cgraph_update_edges_for_call_stmt): Handle clones.
10065 (cgraph_remove_node): Handle clone tree.
10066 (cgraph_remove_node_and_inline_clones): New function.
10067 (dump_cgraph_node): Dump clone tree.
10068 (cgraph_clone_node): Handle clone tree.
10069 (clone_function_name): Bring here from tree-inline.c.
10070 (cgraph_create_virtual_clone): New function.
10071 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10072 (cgraph_clone_info): New function.
10073 (strut cgraph_node): Add clone_info and new clone tree pointers.
10074 (cgraph_remove_node_and_inline_clones,
10075 cgraph_set_call_stmt_including_clones,
10076 cgraph_create_edge_including_clones,
10077 cgraph_create_virtual_clone): Declare.
10078 (cgraph_function_versioning): Use VEC argument.
10079 (compute_call_stmt_bb_frequency): Update prototype.
10080 (cgraph_materialize_all_clones): New function.
10081 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10082 (ipcp_create_replace_map): Update to VECtors.
10083 (ipcp_update_callgraph): Use virtual clones.
10084 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10085 (ipcp_update_profiling): Do not update local profiling.
10086 (ipcp_insert_stage): Use VECtors and virtual clones.
10087 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10088 (clone_of_p): New function.
10089 (cgraph_preserve_function_body_p): Use clone tree.
10090 (cgraph_optimize): Materialize clones.
10091 (cgraph_function_versioning): Update for VECtors.
10092 (save_inline_function_body): Use clone tree.
10093 (cgraph_materialize_clone): New function.
10094 (cgraph_materialize_all_clones): Likewise.
10095 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10096 * ipa.c: Include gimple.h.
10097 (cgraph_remove_unreachable_nodes): Use clone tree.
10098 * ipa-prop.c (ipa_note_param_call): Update call to
10099 compute_call_stmt_bb_frequencycall.
10100 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10101 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10102 (copy_bb): Handle updating of clone tree; add new edge when new call
10104 (expand_call_inline): Be strict about every call having edge.
10105 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10106 (delete_unreachable_blocks_update_callgraph): New function.
10107 (tree_function_versioning): Use VECtors; always remove unreachable
10108 blocks and fold conditionals.
10109 * tree-inline.h: Do not include varray.h.
10110 (tree_function_versioning): Remove.
10111 * Makefile.in (GTFILES): Remove tree-inline.c
10112 * passes.c (do_per_function): Do only functions having body.
10113 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10116 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10117 Andrew Morrow <acm@google.com>
10120 * c-common.c (c_common_attribute_table): Permit deprecated
10121 attribute to take an optional argument.
10122 (handle_deprecated_attribute): If the optional argument to
10123 __attribute__((deprecated)) is not a string ignore the attribute
10124 and emit a warning.
10126 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10127 * c-typeck.c (build_component_ref): Likewise.
10128 (build_external_ref): Likewise.
10130 * toplev.c (warn_deprecated_use): Add an attribute argument.
10131 Emit the message associated with __attribute__((deprecated)).
10133 * toplev.h (warn_deprecated_use): Updated.
10135 * doc/extend.texi: Document new optional parameter to
10136 __attribute__((deprecated))
10138 2009-05-08 Michael Eager <eager@eagercon.com>
10140 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10141 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10143 2009-05-08 Richard Guenther <rguenther@suse.de>
10145 PR tree-optimization/40062
10146 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10147 Avoid exponential behavior.
10149 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10151 PR rtl-optimization/33928
10153 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10154 process_uses, build_single_def_use_links): New.
10155 (update_df): Update use_def_ref.
10156 (forward_propagate_into): Use get_def_for_use instead of use-def
10158 (fwprop_init): Call build_single_def_use_links and let it initialize
10160 (fwprop_done): Free use_def_ref.
10161 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10162 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10163 df_rd_simulate_one_insn): New.
10164 (df_rd_bb_local_compute_process_def): Update head comment.
10165 (df_chain_create_bb): Use the new RD simulation functions.
10166 * df.h (df_rd_simulate_artificial_defs_at_top,
10167 df_rd_simulate_one_insn): New.
10168 * opts.c (decode_options): Enable fwprop at -O1.
10169 * doc/invoke.texi (-fforward-propagate): Document this.
10171 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10174 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10175 and one complex operand specially.
10176 * tree-complex.c (some_nonzerop): Do not identify a real value as
10177 zero if flag_signed_zeros.
10179 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10181 PR rtl-optimization/33928
10182 * loop-invariant.c (record_use): Fix && vs. || mishap.
10184 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10186 PR rtl-optimization/33928
10187 * loop-invariant.c (struct use): Add addr_use_p.
10188 (struct def): Add n_addr_uses.
10189 (struct invariant): Add cheap_address.
10190 (create_new_invariant): Set cheap_address.
10191 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10192 (record_uses): Pass df_ref to record_use.
10193 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10196 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10198 * config/sh/sh.c: Do not include c-pragma.h.
10200 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10202 * config/spu/spu.c: Remove include of c-common.h.
10204 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10207 * c-common.h (mark_valid_location_for_stdc_pragma,
10208 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10209 clear_float_const_decimal64, float_const_decimal64_p): New.
10210 * c.opt (Wunsuffixed-float-constants): New.
10211 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10212 unsuffixed float constant, handle new warning.
10213 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10214 * c-decl.c (c_scope): New flag float_const_decimal64.
10215 (set_float_const_decimal64, clear_float_const_decimal64,
10216 float_const_decimal64_p): New.
10217 (push_scope): Set new flag.
10218 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10219 to use STDC pragmas.
10220 (c_parser_external_declaration): Ditto.
10221 (c_parser_compound_statement_nostart): Ditto.
10222 * c-pragma.c (valid_location_for_stdc_pragma,
10223 mark_valid_location_for_stdc_pragma,
10224 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10225 handle_pragma_float_const_decimal64): New.
10226 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10227 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10228 set_float_const_decimal64, clear_float_const_decimal64,
10229 float_const_decimal64_p): New dummy functions.
10230 * doc/extend.texi (Decimal Float): Remove statement that the
10231 pragma, and suffix for double constants, are not supported.
10232 * doc/invoke.texi (Warning Options): List new option.
10233 (-Wunsuffixed-float-constants): New.
10235 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10237 * config/i386/i386.c: Do not include c-common.h.
10239 2009-05-07 Mark Heffernan <meheff@google.com>
10241 * doc/invoke.texi (Debugging Options): Document change of debugging
10243 * opts.c (decode_options): Make dump_base_name relative to
10244 aux_base_name directory.
10246 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10248 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10249 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10251 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10253 * Makefile.in (install-plugin): Simplify a bit.
10255 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10257 * Makefile.in (OBJS-common): Add regcprop.o.
10259 * timevar.def (TV_CPROP_REGISTERS): New.
10260 * regrename.c (regrename_optimize): Return 0.
10261 (rest_of_handle_regrename): Delete.
10262 (pass_rename_registers): Point to regrename_optimize.
10263 (struct value_data_entry, struct value_data,
10264 kill_value_one_regno, kill_value_regno, kill_value,
10265 set_value_regno, init_value_data, kill_clobbered_value,
10266 kill_set_value, kill_autoinc_value, copy_value,
10267 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10268 replace_oldest_value_reg, replace_oldest_value_addr,
10269 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10270 debug_value_data, validate_value_data): Move...
10271 * regcprop.c: ... here.
10272 (rest_of_handle_cprop): Delete.
10273 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10275 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10277 PR middle-end/40057
10278 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10279 GEN_INT for 1 << bitnum.
10280 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10281 build_int_cst_type.
10283 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10285 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10286 Remove wrong description of "nand" operation.
10288 2009-05-06 Richard Guenther <rguenther@suse.de>
10289 Adam Nemet <anemet@caviumnetworks.com>
10291 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10292 comment. Add that if LHS is not a gimple register, then RHS1 has
10293 to be a single object (GIMPLE_SINGLE_RHS).
10295 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10297 * expr.c (get_def_for_expr): Move it up in the file.
10298 (store_field): When expanding a bit-field store, look at the
10299 defining gimple stmt for the masking conversion.
10301 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10303 PR middle-end/39986
10304 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10305 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10306 32-bit memcpy into long.
10308 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10310 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10311 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10313 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10314 instead of appending DW_OP_deref*.
10316 2009-05-06 Michael Matz <matz@suse.de>
10318 PR middle-end/40021
10319 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10320 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10322 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10324 * Makefile.in (install-plugin): Fix srcdir handling.
10326 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10328 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10329 when processing for not_regs_needed bitmap.
10330 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10331 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10332 handling it for rhs.
10334 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10336 * config/i386/i386.md (unnamed inc/dec peephole): Use
10337 optimize_insn_for_size_p instead of optimize_size.
10338 * config/i386/predicates.md (incdec_operand): Likewise.
10339 (aligned_operand): Likewise.
10340 * config/i386/sse.md (divv8sf3): Likewise.
10341 (sqrtv8sf2): Likewise.
10343 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10345 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10347 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10349 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10351 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10352 ssemodesuffixf2c with avxmodesuffixf2c.
10354 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10357 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10359 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10361 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10362 (struct tree_base): Adjust spacing for 8 bit boundaries.
10363 (struct tree_decl_common): Add decl_by_reference_flag bit.
10364 (DECL_BY_REFERENCE): Adjust.
10365 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10366 print DECL_BY_REFERENCE bit.
10367 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10368 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10369 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10370 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10373 PR middle-end/39666
10374 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10375 range of the type, but default label is missing, add it with one
10376 of the existing labels instead of adding a new label for it.
10378 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10382 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10384 * Makefile.in (enable_plugin, plugin_includedir): New.
10385 (install): Depend on install-plugin.
10386 (PLUGIN_HEADERS): New.
10387 (install-plugin): New.
10388 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10390 2009-05-05 Richard Guenther <rguenther@suse.de>
10392 PR tree-optimization/40022
10393 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10395 (phivn_valid_p): Fix tuplification error, simplify.
10396 (phiprop_insert_phi): Add dumps.
10397 (propagate_with_phi): Simplify.
10399 2009-05-05 Richard Guenther <rguenther@suse.de>
10401 PR middle-end/40023
10402 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10404 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10406 * tree.h (strip_float_extensions): Remove duplicate declaration.
10407 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10408 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10409 block_ultimate_origin): Rearrange the declarations line to match the
10410 comment that indicates the .c file which the functions are defined.
10411 (dwarf2out_*, set_decl_rtl): Add comment.
10412 (get_base_address): Adjust comment.
10413 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10414 declarations line and add comment.
10415 (is_builtin_name): Add blank after function name, for clarity.
10417 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10419 * attribs.c (decl_attributes): Use %qE for identifiers in
10421 * cgraphunit.c (verify_cgraph_node): Translate function names to
10422 locale character set in diagnostics.
10423 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10425 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10426 Document that functions are named in UTF-8.
10427 * expr.c (expand_expr_real_1): Translate function names to locale
10428 character set in diagnostics.
10429 * gimplify.c (omp_notice_variable, omp_is_private,
10430 gimplify_scan_omp_clauses): Use %qE for identifiers in
10432 * langhooks.c (lhd_print_error_function): Translate function names
10433 to locale character set.
10434 * langhooks.h (decl_printable_name): Document that return value is
10435 in internal character set.
10436 * stmt.c: Include pretty-print.h
10437 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10439 (resolve_operand_name_1): Translate named operand name to locale
10441 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10443 * toplev.c (announce_function): Translate function names to locale
10445 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10446 (default_tree_printer): Use pp_identifier or translate identifiers
10447 to locale character set. Mark "<anonymous>" for translation.
10448 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10449 for identifiers in diagnostics.
10450 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10452 * varasm.c (output_constructor): Use %qE for identifiers in
10455 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10457 * configure.ac: use ` ` instead of $()
10458 * configure: Regenerate.
10460 2009-05-05 Ben Elliston <bje@au.ibm.com>
10462 * config/pa/linux-atomic.c: Eliminate conditional include of
10463 errno.h on non-LP64 systems to simplify build requirements.
10465 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10467 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10469 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10470 and pass value to identifier_to_locale.
10471 (warn_variable_length_array): Make name a tree.
10472 (grokdeclarator): Separate diagnostic texts for named and unnamed
10473 declarators. Use %qE for named declarators.
10474 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10476 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10477 identifiers in diagnostics.
10478 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10479 identifier_to_locale. Mark "anonymous" strings for translation.
10481 2009-05-04 Michael Eager <eager@eagercon.com>
10483 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10484 address for DImode/DFmode only if double-precision FP regs.
10486 2009-05-04 Michael Eager <eager@eagercon.com>
10488 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10489 TARGET_SINGLE_FLOAT check.
10491 2009-05-04 Michael Eager <eager@eagercon.com>
10493 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10495 2009-05-04 Michael Eager <eager@eagercon.com>
10497 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10498 * config/rs6000/t-xilinx: New
10500 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10502 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10503 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10504 * gcc/explow.c (memory_address): Use target hook.
10505 * gcc/targhooks.c (default_legitimize_address): New.
10506 * gcc/targhooks.h (default_legitimize_address): New.
10507 * gcc/target.h (legitimize_address): New.
10508 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10509 (TARGET_INITIALIZER): Include it.
10510 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10512 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10513 * config/bfin/bfin.c (legitimize_address): Remove.
10514 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10515 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10517 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10518 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10520 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10521 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10522 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10523 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10524 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10525 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10526 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10527 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10528 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10529 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10530 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10531 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10532 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10533 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10534 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10535 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10536 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10537 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10538 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10539 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10540 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10541 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10542 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10544 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10545 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10546 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10547 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10548 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10549 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10550 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10551 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10552 (thumb_legitimize_address): Delete.
10553 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10554 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10555 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10556 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10557 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10558 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10560 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10563 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10564 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10565 * config/m32r/m32r.c (m32r_legitimize_address): New.
10566 * config/m68k/m68k.c (m68k_legitimize_address): New.
10567 * config/score/score.c (score_legitimize_address): Standardize.
10568 * config/score/score3.c (score3_legitimize_address): Standardize.
10569 * config/score/score3.h (score3_legitimize_address): Adjust.
10570 * config/score/score7.c (score7_legitimize_address): Standardize.
10571 * config/score/score7.h (score7_legitimize_address): Adjust.
10572 * config/sh/sh.c (sh_legitimize_address): New.
10573 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10575 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10576 (s390_legitimize_address): ... this.
10577 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10578 (sparc_legitimize_address): ... this.
10579 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10580 (ix86_legitimize_address): ... this.
10581 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10582 (avr_legitimize_address): ... this.
10583 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10584 (mn10300_legitimize_address): ... this.
10585 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10586 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10587 (alpha_expand_mov): Adjust call.
10589 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10590 * config/spu/spu.c (spu_legitimize_address): Likewise.
10591 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10592 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10594 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10596 * intl.c (locale_encoding, locale_utf8): New.
10597 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10598 * intl.h (locale_encoding, locale_utf8): Declare.
10599 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10600 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10602 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10604 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10605 (pp_base_tree_identifier): Declare as function.
10606 (identifier_to_locale): Declare.
10607 * Makefile.in (pretty-print.o): Update dependencies.
10608 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10610 2009-05-04 Richard Guenther <rguenther@suse.de>
10612 PR middle-end/40015
10613 * builtins.c (fold_builtin_memory_op): Do not decay to element
10614 type if the size matches the whole array.
10616 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10618 * expmed.c (synth_mult): When trying out a shift, pass the result
10621 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10623 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10624 (shiftsub1_cost): New.
10625 (init_expmed): Compute shiftsub1_cost.
10626 (synth_mult): Optimize multiplications by constants of the form
10627 -(2^^m-1) for some constant positive integer m.
10629 2009-05-03 Richard Guenther <rguenther@suse.de>
10632 * c-typeck.c (array_to_pointer_conversion): Do not built
10633 ADDR_EXPRs of arrays of pointer-to-element type.
10634 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10635 up wrong ADDR_EXPRs after-the-fact.
10636 * c-common.c (strict_aliasing_warning): Strip pointer
10637 conversions for obtaining the original type.
10638 * builtins.c (fold_builtin_memset): Handle array types.
10639 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10642 2009-05-03 Richard Guenther <rguenther@suse.de>
10644 PR middle-end/23329
10645 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10646 Do not lose casts from array types with unknown extent to array
10647 types with known extent.
10648 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10649 alias set compatibility.
10651 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10653 * flags.h (extra_warnings): Delete.
10654 * toplev.c (process_options): Handle Wuninitialized here.
10655 * opts.c (extra_warnings): Delete.
10656 (set_Wextra): Delete.
10657 (common_handle_option): -Wextra can be handled automatically.
10658 * c-opts.c (c_common_handle_option): Delete obsolete code.
10659 (c_common_post_options): Simplify comment.
10660 * common.opt (W): Add Var.
10662 (Wuninitialized): Initialize to -1.
10664 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10665 Richard Guenther <rguenther@suse.de>
10667 * expr.c (get_def_for_expr): New function.
10668 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10669 SSA rather than trees.
10670 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10671 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10673 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10675 * c-common.c (reswords): Add _Imaginary.
10676 * c-common.c (enum rid): Add RID_IMAGINARY.
10678 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10680 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10681 Patch by Richard Guenther.
10683 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10685 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10686 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10687 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10688 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10689 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10690 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10691 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10692 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10693 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10694 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10695 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10696 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10697 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10698 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10699 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10700 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10701 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10702 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10704 2009-05-02 Richard Guenther <rguenther@suse.de>
10706 PR tree-optimization/39940
10707 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10710 2009-05-02 Richard Guenther <rguenther@suse.de>
10712 PR middle-end/40001
10713 * tree-ssa.c (execute_update_addresses_taken): Properly check
10714 if we can mark a variable DECL_GIMPLE_REG_P.
10715 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10716 back to the end of the function.
10717 (is_gimple_reg_type): Remove complex type special casing.
10718 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10721 2009-05-02 Ben Elliston <bje@au.ibm.com>
10723 * doc/collect2.texi (Collect2): Document search path behaviour
10724 when configured with --with-ld.
10726 2009-05-02 Jan Hubicka <jh@suse.cz>
10728 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10729 parameter; update callers.
10730 (coalesce_cost_edge): EH edges are costier because they needs
10731 splitting even if not critical and even more costier when there are
10732 multiple EH predecestors.
10734 2009-05-02 Jan Hubicka <jh@suse.cz>
10736 * except.c (remove_eh_handler_and_replace): Handle updating after
10737 removing TRY blocks.
10739 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10741 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10743 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10745 * varasm.c: Do not include c-pragma.h.
10746 * attribs.c: Do not incude c-common.h.
10748 2009-05-01 Michael Matz <matz@suse.de>
10750 * calls.c (initialize_argument_information): Handle SSA names like
10751 decls with a non MEM_P DECL_RTL.
10753 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10755 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10756 * ipa-utils.c: Likewise.
10757 * ipa-type-escape.c: Likewise.
10758 * cgraphunit.c Do not include c-common.h.
10759 * ipa-pure-const.c: Likewise.
10760 * tree-if-conv.c: Likewise.
10761 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10762 * ipa-struct-reorg.c: Likewise.
10763 * tree-nomudflap.c: Likewise.
10764 * tree-ssa-structalias.c: Likewise.
10766 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10768 * store-motion.c: Many cleanups to make this pass a first-class
10769 citizen instead of an appendix to gcse load motion. Add TODO list
10770 to make this pass faster/cleaner/better.
10772 (struct ls_expr): Post gcse.c-split cleanups.
10773 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10774 "stores" field to "avail_stores".
10775 (pre_ldst_mems): Rename to store_motion_mems.
10776 (pre_ldst_table): Rename to store_motion_mems_table.
10777 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10778 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10779 (ldst_entry): Rename to st_expr_entry, update users.
10780 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10781 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10782 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10784 (first_ls_expr): Rename to first_st_expr, update users.
10785 (next_ls_expr): Rename to next_st_expr, update users.
10786 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10787 fields properly for store motion instead of names inherited from load
10789 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10790 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10793 (ae_kill): Rename to st_kill, update users.
10794 (ae_gen): Rename to st_avloc, update users.
10795 (transp): Rename to st_transp, update users.
10796 (pre_insert_map): Rename to st_insert_map, update users.
10797 (pre_delete_map): Rename to st_delete_map, update users.
10798 (insert_store, build_store_vectors, free_store_memory,
10799 one_store_motion_pass): Update for abovementioned changes.
10801 (gcse_subst_count, gcse_create_count): Remove.
10802 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10803 and "n_stores_created", local variables.
10805 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10808 (regvec, compute_store_table_current_insn): Remove.
10809 (reg_set_info, reg_clear_last_set): Remove.
10810 (compute_store_table): Use DF caches instead of local dataflow
10813 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10815 * c-objc-common.c (c_tree_printer): Print identifiers with
10816 pp_identifier, not pp_string. Mark "({anonymous})" for
10818 * c-pretty-print.c (pp_c_ws_string): New.
10819 (pp_c_cv_qualifier, pp_c_type_specifier,
10820 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10821 pp_c_storage_class_specifier, pp_c_function_specifier,
10822 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10823 pp_c_primary_expression, pp_c_postfix_expression,
10824 pp_c_unary_expression, pp_c_shift_expression,
10825 pp_c_relational_expression, pp_c_equality_expression,
10826 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10827 use pp_string and pp_c_ws_string in place of pp_identifier and
10828 pp_c_identifier for non-identifiers. Mark English strings for
10830 * c-pretty-print.h (pp_c_ws_string): Declare.
10832 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10833 Roland McGrath <roland@redhat.com>
10835 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10836 (ENABLE_LD_BUILDID): New configuration option.
10837 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10838 (LINK_BUILDID_SPEC): New macro.
10839 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10841 * doc/install.texi: Document --enable-linker-build-id option.
10842 * configure: Rebuild.
10843 * config.in: Rebuild.
10845 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10847 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10848 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10849 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10850 MIPS_GP_SAVE_AREA_SIZE.
10851 * config/mips/mips.c (struct mips_frame_info): Update comment
10852 before arg_pointer_offset and hard_frame_pointer_offset.
10853 (mips_compute_frame_info): Update diagram before function: to
10854 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10855 indicate the position of frame_pointer_rtx with -fstack-protector and
10856 to show args_size. Don't allocate cprestore area for leaf functions
10857 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10859 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10861 2009-04-30 Michael Matz <matz@suse.de>
10863 PR tree-optimization/39955
10864 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10866 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10868 * ira.c (setup_cover_and_important_classes): Use safe macro
10869 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10871 * genpreds.c (write_tm_preds_h): Output suitable definition of
10872 REG_CLASS_FOR_CONSTRAINT.
10874 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10876 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10878 * bitmap.c (bitmap_descriptor): Likewise.
10879 * ggc-common.c (loc_descriptor): Likewise.
10880 * varray.c (varray_descriptor): Likewise.
10881 * vec.c (vec_descriptor): Likewise.
10883 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10885 * Makefile.in (dce.o): Add $(EXCEPT_H).
10886 * dce.c: Include except.h and delete redundant vector definitions.
10887 (deletable_insn_p): Return false for non-call insns that can throw
10890 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10892 * gcse.c (ae_gen): Remove.
10893 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10894 and make non-static function to make it available in store-motion.c.
10895 Update call sites with search-and-replace.
10896 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10897 extract_mentioned_regs, extract_mentioned_regs_helper,
10898 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10899 store_killed_in_insn, store_killed_after, store_killed_before,
10900 build_store_vectors, insert_insn_start_basic_block, insert-store,
10901 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10902 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10903 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10904 * store-motion.c: ...new file. Also copy data structures from gcse.c
10905 and clean up to remove parts not used by store motion.
10906 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10907 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10909 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10912 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10913 when optimizing for size.
10915 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10917 * gcse.c (gcse_constant_p): Fix typo in last change.
10919 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10921 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10923 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10925 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10927 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10929 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10930 CONST_HIGH_PART result.
10932 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10934 * config/avr/avr.c (initial_elimination_offset): Rename to
10935 avr_initial_elimination_offset.
10936 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10937 change return type to bool.
10938 (avr_can_eliminate): New function.
10939 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10940 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10941 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10942 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10943 avr_initial_elimination_offset.
10944 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10945 (avr_initial_elimination_offset): Define.
10947 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10948 Steven Bosscher <steven@gcc.gnu.org>
10950 PR rtl-optimization/39938
10951 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10952 * cfgrtl.c: Include insn-attr.h.
10953 (rest_of_pass_free_cfg): New function.
10954 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10955 * resource.c (init_resource_info): Remove call to df_analyze.
10957 2009-04-29 Richard Guenther <rguenther@suse.de>
10960 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10961 allow conversion to signed integers.
10963 2009-04-29 Richard Guenther <rguenther@suse.de>
10965 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10966 shifts of floating point vectors if the shift amount is
10967 a constant multiple of the element size.
10969 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10970 Michael Matz <matz@suse.de>
10972 PR middle-end/39927
10974 * tree-outof-ssa.c (emit_partition_copy): New function.
10975 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10976 insert_part_to_rtx_on_edge): Perform the partition base var
10977 copy using emit_partition_copy.
10978 (insert_value_copy_on_edge): Convert constants to the right mode.
10979 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10980 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10982 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10984 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10985 scan backwards to try to find a constant to initialize it.
10987 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10988 insn before the loop_end instruction, don't look past labels.
10990 2009-04-29 Richard Guenther <rguenther@suse.de>
10992 PR middle-end/39937
10993 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10994 loose type conversions.
10995 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10996 stmts only if there are no uses of its definition.
10998 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11000 * config/bfin/bfin.h (splitting_loops): Declare.
11001 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11002 Reorder bit definitions to be ascending.
11003 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11004 * config/bfin/bfin.c (splitting_loops): New variable.
11005 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11006 (struct loop_info): Remove members INIT and LOOP_INIT.
11007 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11008 the LSETUP sequence. Allow LC to be loaded from any register, but
11009 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11010 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11012 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11013 of reload_completed.
11016 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11018 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11020 * Makefile.in (PLUGIN_VERSION_H): New.
11021 (OBJS-common): Remove plugin-version.o.
11022 (plugin.o): Depend on (PLUGIN_VERSION_H).
11023 (plugin-version.o): Remove.
11024 * configure: Regenerate
11025 * configure.ac: Create plugin-version.h.
11026 * gcc-plugin.h (plugin_gcc_version): Remove.
11027 (plugin_default_version_check): Change signature.
11028 * plugin-version.c: Remove.
11029 * plugin.c: Include plugin-version.h.
11030 (str_plugin_gcc_version_name): Remove.
11031 (try_init_one_plugin): Pass gcc version to plugin_init.
11032 (plugin_default_version_check): Both gcc and plugin versions are now
11035 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11037 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11038 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11039 Remove special case testing for last insn of inner loops. Don't fail
11040 if the loop ends with a jump, emit an extra nop instead.
11042 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11043 DREGS rather than comparing directly. Remove code that tries to
11044 account for latencies.
11046 2009-04-29 Richard Guenther <rguenther@suse.de>
11048 PR tree-optimization/39941
11049 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11050 eliminating an indirect call.
11052 2009-04-29 Richard Guenther <rguenther@suse.de>
11054 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11055 parameter. Allow invariants as base if !require_lvalue.
11056 (verify_gimple_assign_single): Adjust.
11058 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11060 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11061 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11062 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11063 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11064 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11066 * config/bfin/bfin.c (bfin_expand_builtin,
11067 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11069 2009-04-28 Richard Guenther <rguenther@suse.de>
11071 * tree-vect-loop.c (get_initial_def_for_induction): Use
11072 correct types for pointer increment.
11074 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11076 * toplev.c (print_version): Update GMP version string calculation.
11078 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11080 PR rtl-optimization/39938
11081 * resource.c (init_resource_info): Add call to df_analyze.
11083 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11085 * config/alpha/alpha.md (usegp): Cast the result of
11086 alpha_find_lo_sum_using_gp to enum attr_usegp.
11087 * config/alpha/alpha.c (override_options): Remove end-of-structure
11088 marker element from cpu_table. Use array size of cpu_table to handle
11089 -mcpu and -mtune options.
11090 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11092 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11094 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11095 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11096 tune_32 and tune_64.
11097 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11098 support on PowerPC.
11099 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11100 * config/rs6000/option-defaults.h: ... here. New file.
11101 (OPT_64, OPT_32): Define.
11102 (MASK_64BIT): Define to 0 if not already defined.
11103 (OPT_ARCH64, OPT_ARCH32): Define.
11104 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11107 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11109 * config/arm/arm.c (arm_override_options): Emit error on using
11112 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11114 PR rtl-optimization/39914
11115 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11116 registers for allocnos created from user-defined variables only
11117 when not optimizing.
11119 2009-04-28 Richard Guenther <rguenther@suse.de>
11121 PR middle-end/39937
11122 * fold-const.c (fold_binary): Use distribute_real_division only
11125 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11127 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11128 add hpux-stdint.h to tm_file.
11129 (hppa[12]*-*-hpux11*): Ditto.
11130 (ia64*-*-hpux*): Ditto.
11131 * config/hpux-stdint.h: New.
11132 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11133 __STDC_EXT__ for all compiles.
11134 * config/pa/pa-hpux.h: Ditto.
11135 * config/pa/pa-hpux10.h: Ditto.
11136 * config/pa/pa-hpux11.h: Ditto.
11138 2009-04-28 Catherine Moore <clm@codesourcery.com>
11140 * debug.h (set_name): Add comment.
11142 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11145 * config/darwin.c (machopic_gen_offset): Check
11146 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11147 * config/arm/arm.c (require_pic_register): Likewise.
11149 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11151 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11152 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11153 m32c_promote_prototypes): Delete.
11155 2009-04-28 Michael Matz <matz@suse.de>
11157 PR middle-end/39922
11158 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11161 2009-04-28 Richard Guenther <rguenther@suse.de>
11163 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11165 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11167 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11168 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11169 * config/arm/arm-tune.md: Regenerate.
11171 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11173 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11174 block if there are complex incoming edges.
11175 (sel_merge_blocks): Remove useless assert.
11176 (sel_redirect_edge_and_branch): Check that edge was redirected.
11177 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11178 (sel_find_rgns): Delete declaration.
11179 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11180 the region when it is not a preheader.
11182 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11185 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11187 2009-04-28 Richard Guenther <rguenther@suse.de>
11189 * tree.h (SSA_NAME_VALUE): Remove.
11190 (struct tree_ssa_name): Remove value_handle member.
11191 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11192 array for jump threading.
11193 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11195 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11196 * tree-flow.h (threadedge_initialize_values): Declare.
11197 (threadedge_finalize_values): Likewise.
11198 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11199 (SSA_NAME_VALUE): Define.
11200 (threadedge_initialize_values): New function.
11201 (threadedge_finalize_values): Likewise.
11202 * tree-ssa-dom.c (ssa_name_values): New global variable.
11203 (SSA_NAME_VALUE): Define.
11204 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11206 2009-04-28 Ira Rosen <irar@il.ibm.com>
11208 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11209 Use REPORT_VECTORIZED_LOCATIONS instead
11210 REPORT_VECTORIZED_LOOPS.
11211 * tree-vectorizer.c (vect_verbosity_level): Make static.
11212 (vect_loop_location): Rename to vect_location.
11213 (vect_set_verbosity_level): Update comment.
11214 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11216 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11217 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11218 instead REPORT_UNVECTORIZED_LOOPS.
11219 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11220 and vect_loop_def to vect_external_def and vect_internal_def.
11221 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11222 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11223 REPORT_UNVECTORIZED_LOCATIONS.
11224 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11225 and vect_used_in_loop and to vect_unused_in_scope and
11226 vect_used_in_scope.
11227 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11228 (vect_verbosity_level): Remove declaration.
11229 (vect_analyze_operations): Likewise.
11230 (vect_analyze_stmt): Declare.
11231 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11232 REPORT_UNVECTORIZED_LOCATIONS.
11233 (vect_get_loop_niters): Fix indentation.
11234 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11235 (vect_analyze_loop_operations): New function.
11236 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11237 vect_analyze_operations.
11238 (vect_is_simple_reduction): Use new names.
11239 (vectorizable_live_operation, vect_transform_loop): Likewise.
11240 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11241 to specify whether the data references can be a part of interleaving
11243 (vect_analyze_data_ref_dependence): Use new names.
11244 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11245 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11246 * tree-vect-patterns.c (widened_name_p): Use new names.
11247 (vect_recog_dot_prod_pattern): Likewise.
11248 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11249 (process_use, vect_mark_stmts_to_be_vectorized,
11250 vect_model_simple_cost, vect_model_store_cost,
11251 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11252 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11253 vectorizable_operation, vectorizable_type_demotion,
11254 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11255 vectorizable_condition): Likewise.
11256 (vect_analyze_operations): Split into vect_analyze_loop_operations
11258 (vect_analyze_stmt): ... new function.
11259 (new_stmt_vec_info): Use new names.
11260 (vect_is_simple_use): Use new names and fix comment.
11261 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11262 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11264 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11267 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11268 and integer modes for x87 operands. Do not ICE for unsupported size,
11269 generate error instead. Generate error for unsupported operand types.
11270 ['z']: Do not handle HImode memory operands specially. Warning
11271 for floating-point operands. Fallthru to 'Z' for unsupported operand
11272 types. Do not ICE for unsupported size, generate error instead.
11273 (output_387_binary_op): Use %Z to output operands.
11274 (output_fp_compare): Ditto.
11275 (output_387_reg_move): Ditto.
11277 2009-04-28 Ben Elliston <bje@au.ibm.com>
11282 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11284 * builtins.c (c_strlen): Do not warn here.
11285 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11286 * c-common.c (pointer_int_sum): Take an explicit location.
11287 Warn about offsets out of bounds.
11288 * c-common.h (pointer_int_sum): Adjust declaration.
11290 2009-04-27 Ian Lance Taylor <iant@google.com>
11292 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11294 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11295 * df-core.c (df_set_flags): Change return type to int. Change
11296 type of old_flags to int.
11297 (df_clear_flags): Likewise.
11298 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11299 (df_get_conditional_uses): Likewise.
11300 * df.h (df_set_flags, df_clear_flags): Update declarations.
11301 * dwarf2out.c (struct indirect_string_node): Change type of form
11302 field to enum dwarf_form.
11303 (AT_string_form): Change return type to enum dwarf_form.
11304 * fixed-value.c (fixed_compare): Add cast to enum type.
11305 * fwprop.c (update_df): Change 0 to VOIDmode.
11306 * gensupport.c: Change 0 to UNKNOWN.
11307 * gimple.h (gimple_cond_code): Add cast to enum type.
11308 * haifa-sched.c (reemit_notes): Add cast to enum type.
11309 * hooks.c (hook_int_void_no_regs): Remove function.
11310 * hooks.h (hook_int_void_no_regs): Remove declaration.
11311 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11312 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11313 * real.c (real_arithmetic): Add cast to enum type.
11314 (real_compare): Likewise.
11315 * target.h (struct gcc_target): Change return type of
11316 branch_target_register_class to enum reg_class.
11317 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11318 default_branch_target_register_class.
11319 * targhooks.c (default_branch_target_register_class): New function.
11320 * targhooks.h (default_branch_target_register_class): Declare.
11321 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11322 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11324 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11326 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11327 vect_uninitialized_def. Change 0 to ERROR_MARK.
11328 * tree-vect-stmts.c (supportable_widening_operation): Don't
11329 initialize icode1 and icode2.
11330 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11331 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11333 (cmn_err_flag_specs): Change 0 to STD_C89.
11334 (cmn_err_char_table): Likewise.
11335 * config/arm/arm.c (get_arm_condition_code): Change type of code
11336 to enum arm_cond_code.
11337 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11338 (IWMMXT_BUILTIN2): Likewise.
11339 (neon_builtin_type_bits): Don't define typedef.
11340 (neon_builtin_datum): Change type of bits field to int.
11341 (arm_expand_neon_args): Add cast to enum type.
11342 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11344 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11345 casts to enum type.
11346 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11348 * config/mips/mips.md (jal_macro): Return enum constant.
11349 (single_insn): Likewise.
11350 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11352 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11353 casts to enum type.
11354 * config/s390/s390.c (s390_tune_flags): Change type to int.
11355 (s390_arch_flags): Likewise.
11356 (s390_handle_arch_option): Change flags field of struct pta to int.
11357 * config/s390/s390.h (s390_tune_flags): Update declaration.
11358 (s390_arch_flags): Likewise.
11359 * config/sh/sh.c (prepare_move_operands): Compare
11360 tls_symbolic_operand result with enum constant.
11361 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11362 (sh_expand_prologue): Add cast to enum type.
11363 (sh_expand_epilogue): Likewise.
11364 (tls_symbolic_operand): Change return type to enum tls_model.
11365 (fpscr_set_from_mem): Add cast to enum type.
11366 (legitimize_pic_address): Compare tls_symbolic_operand result with
11368 (sh_target_reg_class): Change return type to enum reg_class.
11369 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11371 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11372 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11373 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11374 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11375 (delayed_branch, tls_call_delay): Likewise.
11376 (eligible_for_sibcall_delay): Likewise.
11377 (eligible_for_return_delay): Likewise.
11378 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11379 (spu_expand_builtin_1): Likewise.
11381 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11382 for all types of conversions.
11383 (output_init_element): Issue -Wc++-compat warning if needed when
11384 initializing a bitfield with enum type.
11385 * c-parser.c (c_parser_expression): Set original_type to
11386 original_type of right hand operand of comman operator.
11388 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11390 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11392 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11393 * doc/cpp.texi (Standard Predefined Macros)
11394 (Implementation-defined behavior): Likewise.
11395 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11396 * doc/gimple.texi (GIMPLE Exception Handling)
11397 (@code{GIMPLE_ASSIGN}): Likewise.
11398 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11399 * doc/invoke.texi (Warning Options, Optimize Options)
11400 (AVR Options, Darwin Options): Likewise.
11401 (Optimize Options): Reformulate -fwhole-program description.
11402 * doc/loop.texi (Lambda): Likewise.
11403 * doc/md.texi (Output Template, Define Constraints)
11404 (Standard Names, Insn Splitting): Likewise.
11405 * doc/options.texi (Option properties): Likewise.
11406 * doc/passes.texi (Tree-SSA passes): Likewise.
11407 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11408 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11409 (File Names and DBX): Likewise.
11410 * doc/trouble.texi (Incompatibilities): Likewise.
11412 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11414 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11415 instruction is correct.
11417 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11419 Allow non-constant arguments to conversion intrinsics.
11420 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11421 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11422 * spu.c (print_operand): Handle 'v' and 'w'.
11423 (exp2_immediate_p, spu_gen_exp2): Define.
11424 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11425 spu_convtf_1): Update parameter descriptions.
11426 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11427 * constraints.md ('v', 'w'): New.
11428 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11430 (i2f, I2F): New define_mode_attr.
11431 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11432 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11433 fixuns_truncv4sfv4si2): Update to use mode attribute.
11434 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11435 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11436 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11437 patterns for combine.
11439 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11441 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11442 (cprop, hoist, pre, store_motion): New debug counters.
11443 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11444 is not an RTL pass anymore.
11445 (pass_profiling): Remove extern decl for pass removed in 2005.
11446 (pass_gcse, pass_jump_bypass): Remove.
11447 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11448 to 0 for clean state.
11449 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11450 * cse.c (gate_handle_cse_after_global_opts,
11451 rest_of_handle_cse_after_global_opts): New functions.
11452 (pass_cse_after_global_opts): New pass, does local CSE.
11453 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11454 (TV_CPROP): New timevar.
11455 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11456 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11457 (gcse_main, recompute_all_luids): Remove.
11458 (compute_hash_table_work): Call max_reg_num instead of reading
11460 (cprop_jump): Don't set run_jump_opt_after_gcse.
11461 (constprop_register): Always allow to alter jumps.
11462 (cprop_insn): Likewise.
11463 (do_local_cprop): Likewise.
11464 (local_cprop_pass): Likewise. Return non-zero if something changed.
11465 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11466 (find_implicit_sets): Add note about missed optimization opportunity.
11467 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11468 pass_rtl_cprop execute function.
11469 Don't bother tracking the pass number, each pass gets its own dumpfile
11471 Always allow to alter jumpsand bypass jumps.
11472 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11473 will just find no suitable set.
11474 (pre_edge_insert): Fix dumping, this function is for PRE only.
11475 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11476 pass_rtl_pre execute function.
11477 (hoist_code): Return non-zero if something changed. Keep track of
11478 substitutions and insertions for statistics gathering similar to PRE.
11479 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11480 called from the pass_rtl_hoist execute function. Show pass statistics.
11481 (compute_store_table): Use max_reg_num directly instead of using the
11482 formerly global max_gcse_regno.
11483 (build_store_vectors): Likewise.
11484 (replace_store_insn): Fix dumping.
11485 (store_motion): Rename to ...
11486 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11487 pass, called from the pass_rtl_store_motion execute function. Keep
11488 track of substitutions and insertions for statistics gathering similar
11490 (bypass_jumps): Remove, fold interesting bits into ...
11491 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11492 from the pass_rtl_cprop execute function.
11493 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11494 pass_jump_bypass): Remove.
11495 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11496 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11497 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11498 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11499 (gate_rtl_store_motion, execute_rtl_store_motion,
11500 pass_rtl_store_motion): New.
11501 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11502 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11503 * passes.c (init_optimization_passes): Remove pass_gcse and
11504 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11505 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11506 instead of pass_jump_bypass.
11508 2009-04-27 Richard Guenther <rguenther@suse.de>
11510 PR middle-end/39928
11511 * gimplify.c (gimplify_expr): If we are required to create
11512 a temporary make sure it ends up as register.
11514 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11517 * config/i386/i386.c (construct_container): Don't call
11518 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11519 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11521 2009-04-27 Michael Matz <matz@suse.de>
11523 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11524 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11525 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11526 (dump_replaceable_exprs): Take a bitmap.
11527 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11529 (expand_gimple_basic_block): Likewise.
11530 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11531 replaceable_expressions member a bitmap.
11532 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11533 (mark_replaceable): Likewise.
11534 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11535 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11537 2009-04-27 Richard Guenther <rguenther@suse.de>
11539 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11540 (verify_stmts): Dispatch to gimple/type verification code.
11541 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11542 issue with call argument types.
11544 2009-04-27 Michael Matz <matz@suse.de>
11546 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11547 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11550 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11551 Eric Botcazou <ebotcazou@adacore.com>
11553 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11554 a label's basic block.
11555 (mark_target_live_regs): Tidy and rework obsolete comments.
11556 Change back DF problem to LIVE. If a label starts a basic block,
11557 assume that all registers that used to be live then still are.
11558 (init_resource_info): If a label starts a basic block, set its
11559 BLOCK_FOR_INSN accordingly.
11560 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11562 2009-04-27 Richard Guenther <rguenther@suse.de>
11564 * tree-flow-inline.h (function_ann): Remove.
11565 (get_function_ann): Likewise.
11566 * tree-dfa.c (create_function_ann): Remove.
11567 * tree-flow.h (struct static_var_ann_d): Remove.
11568 (struct function_ann_d): Likewise.
11569 (union tree_ann_d): Remove fdecl member.
11570 (function_ann_t): Remove.
11571 (function_ann, get_function_ann, create_function_ann): Remove
11574 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11576 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11578 2009-04-27 Jan Hubicka <jh@suse.cz>
11580 * ipa-pure-const.c (struct funct_state_d): New fields
11581 state_previously_known, looping_previously_known; remove
11582 state_set_in_source.
11583 (analyze_function): Use new fields.
11584 (propagate): Avoid assumption that state_set_in_source imply
11587 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11588 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11589 * cfgloop.h (finite_loop_p): Declare.
11591 2009-04-26 Michael Matz <matz@suse.de>
11593 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11595 2009-04-26 Michael Matz <matz@suse.de>
11597 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11598 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11599 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11600 pass_mark_used_blocks): Remove.
11601 * tree-optimize.c (pass_free_datastructures,
11602 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11603 * passes.c (init_optimization_passes): Don't call
11604 pass_mark_used_blocks, remove dead code.
11606 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11608 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11609 * tree-ssa-live.h (register_ssa_partition): Likewise.
11611 2009-04-26 Michael Matz <matz@suse.de>
11614 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11615 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11616 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11618 (compare_pairs): Swap cost comparison.
11619 (coalesce_ssa_name): Don't use change_partition_var.
11620 * tree-nrv.c (struct nrv_data): Add modified member.
11621 (finalize_nrv_r): Set it.
11622 (tree_nrv): Use it to update statements.
11623 (pass_nrv): Require PROP_ssa.
11624 * tree-mudflap.c (mf_decl_cache_locals,
11625 mf_build_check_statement_for): Use make_rename_temp.
11626 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11627 * alias.c (find_base_decl): Handle SSA names.
11628 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11629 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11630 * rtl.h (set_reg_attrs_for_parm): Declare.
11631 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11632 to "optimized", remove unused locals at finish.
11633 (execute_free_datastructures): Make global, call
11634 delete_tree_cfg_annotations.
11635 (execute_free_cfg_annotations): Don't call
11636 delete_tree_cfg_annotations.
11638 * ssaexpand.h: New file.
11639 * expr.c (toplevel): Include ssaexpand.h.
11640 (expand_assignment): Handle SSA names the same as register variables.
11641 (expand_expr_real_1): Expand SSA names.
11642 * cfgexpand.c (toplevel): Include ssaexpand.h.
11643 (SA): New global variable.
11644 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11645 (SSAVAR): New macro.
11646 (set_rtl): New helper function.
11647 (add_stack_var): Deal with SSA names, use set_rtl.
11648 (expand_one_stack_var_at): Likewise.
11649 (expand_one_stack_var): Deal with SSA names.
11650 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11651 before unique numbers.
11652 (expand_stack_vars): Use set_rtl.
11653 (expand_one_var): Accept SSA names, add asserts for them, feed them
11654 to above subroutines.
11655 (expand_used_vars): Expand all partitions (without default defs),
11656 then only the local decls (ignoring those expanded already).
11657 (expand_gimple_cond): Remove edges when jumpif() expands an
11658 unconditional jump.
11659 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11660 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11662 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11663 members of SA; deal with PARM_DECL partitions here; expand
11664 all PHI nodes, free tree datastructures and SA. Commit instructions
11665 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11666 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11667 info and statements at start, collect garbage at finish.
11668 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11669 (VAR_ANN_PARTITION) Remove.
11670 (change_partition_var): Don't declare.
11671 (partition_to_var): Always return SSA names.
11672 (var_to_partition): Only accept SSA names.
11673 (register_ssa_partition): Only check argument.
11674 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11676 (delete_var_map): Don't free it.
11677 (var_union): Only accept SSA names, simplify.
11678 (partition_view_init): Mark only useful SSA names as used.
11679 (partition_view_fini): Only deal with SSA names.
11680 (change_partition_var): Remove.
11681 (dump_var_map): Use ssa_name instead of partition_to_var member.
11682 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11684 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11685 (struct _elim_graph): New member const_dests; nodes member vector of
11687 (set_location_for_edge): New static helper.
11688 (create_temp): Remove.
11689 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11690 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11691 (new_elim_graph): Allocate const_dests member.
11692 (clean_elim_graph): Truncate const_dests member.
11693 (delete_elim_graph): Free const_dests member.
11694 (elim_graph_size): Adapt to new type of nodes member.
11695 (elim_graph_add_node): Likewise.
11696 (eliminate_name): Likewise.
11697 (eliminate_build): Don't take basic block argument, deal only with
11698 partition numbers, not variables.
11699 (get_temp_reg): New static helper.
11700 (elim_create): Use it, deal with RTL temporaries instead of trees.
11701 (eliminate_phi): Adjust all calls to new signature.
11702 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11703 (rewrite_trees): Only do checking.
11704 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11705 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11706 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11707 contains_tree_r, MAX_STMTS_IN_LATCH,
11708 process_single_block_loop_latch, analyze_edges_for_bb,
11709 perform_edge_inserts): Remove.
11710 (expand_phi_nodes): New global function.
11711 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11712 functions, initialize new parameter, remember partitions having a
11714 (finish_out_of_ssa): New global function.
11715 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11716 don't reset in_ssa_p here, don't disable TER when mudflap.
11717 (pass_del_ssa): Remove.
11718 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11720 (execute_free_datastructures): Declare.
11721 * Makefile.in (SSAEXPAND_H): New variable.
11722 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11723 * basic-block.h (commit_one_edge_insertion): Declare.
11724 * passes.c (init_optimization_passes): Move pass_nrv and
11725 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11726 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11727 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11728 (redirect_branch_edge): Deal with super block when expanding, split
11729 out jump patching itself into ...
11730 (patch_jump_insn): ... here, new static helper.
11732 2009-04-26 Michael Matz <matz@suse.de>
11734 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11735 beyond num_ssa_names.
11736 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11737 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11739 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11741 PR inline-asm/39543
11742 * fwprop.c (forward_propagate_asm): New function.
11743 (forward_propagate_and_simplify): Propagate also into __asm, if it
11744 doesn't increase the number of referenced registers.
11747 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11749 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11751 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11752 note_nonlocal_vla_type for nonlocal VLAs.
11753 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11754 contains_remapped_vars, remap_vla_decls): New functions.
11755 (convert_nonlocal_reference_stmt): If not optimizing, call
11756 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11757 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11758 if it wasn't found in var_map.
11759 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11760 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11761 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11763 * gimplify.c (nonlocal_vlas): New variable.
11764 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11766 (gimplify_body): Create and destroy nonlocal_vlas.
11768 * dwarf2out.c (loc_descr_plus_const): New function.
11769 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11770 mem_loc_descriptor, loc_descriptor_from_tree_1,
11771 descr_info_loc, gen_variable_die): Use it.
11773 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11774 !TREE_STATIC VAR_DECLs.
11775 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11776 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11777 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11778 DECL_BY_REFERENCE is valid.
11779 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11780 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11781 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11782 Copy DECL_BY_REFERENCE.
11783 (struct nesting_copy_body_data): New type.
11784 (nesting_copy_decl): New function.
11785 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11786 if they have variable length.
11788 2009-04-26 Michael Matz <matz@suse.de>
11790 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11791 mark new temporaries for renaming.
11793 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11796 * c-decl.c (global_bindings_p): Return negative value.
11797 (c_variable_size): New. Based on variable_size from
11799 (grokdeclarator): Call c_variable_size not variable_size.
11801 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11803 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11805 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11807 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11808 Redefine it to just use mingw/include.
11809 (ASM_SPEC): Rules for -m32 and -m64.
11810 (LINK_SPEC): Use Likewise.
11811 (SPEC_32): New define.
11812 (SPEC_64): Likewise.
11813 (SUB_LINK_SPEC): Likewise.
11814 (MULTILIB_DEFAULTS): New define.
11815 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11816 Add multilib options.
11817 (MULTILIB_DIRNAMES): Likewise.
11818 (MULTILIB_OSDIRNAMES): Likewise.
11819 (LIBGCC): Likewise.
11820 (INSTALL_LIBGCC): Likewise.
11822 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11825 * c-tree.h (enum c_inline_static_type): New.
11826 (record_inline_static): Declare.
11827 * c-decl.c (struct c_inline_static, c_inline_statics,
11828 record_inline_static, check_inline_statics): New.
11829 (pop_file_scope): Call check_inline_statics.
11830 (start_decl): Call record_inline_static instead of pedwarning
11831 directly for static in inline function.
11832 * c-typeck.c (build_external_ref): Call record_inline_static
11833 instead of pedwarning directly for static referenced in inline
11836 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11838 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11839 not new but only being rescanned.
11840 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11841 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11842 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11843 record_set_info, compute_set, grealloc): Remove.
11844 (recompute_all_luids): New function.
11845 (gcse_main): Don't compute sets, and don't do related memory
11846 allocations/free-ing. If something changed before the end of the
11847 pass, update LUIDs using recompute_all_luids.
11848 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11849 (free_gcse_mem): Don't free it either.
11850 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11851 Use the df insn LUIDs.
11852 (load_killed_in_block): Likewise.
11853 (compute_hash_table_work): Don't compute reg_set_in_block.
11854 (compute_transp): Use DF_REG_DEF_CHAINs.
11855 (local_cprop_pass): Don't use compute_sets and related functions.
11856 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11857 Use get_max_uid() instead of max_cuid.
11858 (insert_insn_end_basic_block, pre_insert_copy_insn,
11859 update_ld_motion_stores): Don't try to
11860 keep reg_set tables up to date.
11861 (pre_insert_copies): Use df insn LUIDs.
11862 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11863 (reg_set_info): Don't use extra bitmap argument.
11864 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11865 information to compute regs_set_in_block.
11866 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11867 (bypass_jumps): Don't use compute_sets and friends.
11869 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11872 * opts.c (undocumented_msg): Do not leave blank even with
11875 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11877 * c-decl.c (build_enumerator): Allow values folding to integer
11878 constants but not integer constant expressions with a pedwarn if
11881 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11884 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11885 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11886 type is an integer constant.
11888 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11891 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11894 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11897 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11898 with variably modified return type and no storage class
11899 specifiers, except for the case of nested functions. Distinguish
11900 extern declarations of functions with variably modified return
11901 types from those of objects with variably modified types.
11903 2009-04-25 Jan Hubicka <jh@suse.cz>
11905 * tree.c (list_equal_p): New function.
11906 * tree.h (list_equal_p): Declare.
11907 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11908 basic_block_def, basic_block, const_basic_block): New.
11909 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11910 (redirect_eh_edge): New function.
11911 (make_eh_edge_update_phi): EH edges are not abnormal.
11912 * except.c: Include tree-flow.h.
11913 (list_match): New function.
11914 (eh_region_replaceable_by_p): New function.
11915 (replace_region): New function.
11916 (hash_type_list): New function.
11917 (hash_eh_region): New function.
11918 (eh_regions_equal_p): New function.
11919 (merge_peers): New function.
11920 (remove_unreachable_regions): Verify EH tree when checking;
11922 (copy_eh_region_1): New function.
11923 (copy_eh_region): New function.
11924 (push_reachable_handler): New function.
11925 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11926 regions without label but with live RESX.
11927 * except.h (redirect_eh_edge_to_label): New.
11928 * tree-flow.h (redirect_eh_edge): New.
11929 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11930 basic_block_def, basic_block, const_basic_block): Remove.
11931 * Makefile.in (except.o): Add dependency on tree-flow.h
11932 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11933 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11936 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11939 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11940 on the destination of memcpy.
11942 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11944 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11945 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11946 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11948 2009-04-25 Jan Hubicka <jh@suse.cz>
11950 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11951 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11952 to be reached by different label than left.
11953 (update_eh_edges): Update comment; remove edge_to_remove if possible
11954 and return true if suceeded.
11955 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11956 (cleanup_eh): Compute sharing map.
11957 * except.c (remove_eh_handler_and_replace): Add argument if we should
11959 (remove_unreachable_regions): Update for label sharing.
11960 (label_to_region_map): Likewise.
11961 (get_next_region_sharing_label): New function.
11962 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11964 (remove_eh_handler): Update.
11965 (remove_eh_region_and_replace_by_outer_of): New function.
11966 * except.h (struct eh_region): Add next_region_sharing_label.
11967 (remove_eh_region_and_replace_by_outer_of,
11968 get_next_region_sharing_label): Declare.
11969 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11971 2009-04-25 Jan Hubicka <jh@suse.cz>
11973 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11974 insert code even if they are not critical.
11976 2009-04-25 Jan Hubicka <jh@suse.cz>
11978 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11979 (gimple_can_remove_branch_p): EH edges won't remove branch by
11981 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11982 updating of non-abnormal EH edges.
11983 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11984 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11985 (split_critical_edges): Split also edges where emitting code on them
11986 will lead to splitting later.
11988 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11989 H.J. Lu <hongjiu.lu@intel.com>
11992 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11993 the configured assembler supports fildq and fistpq mnemonics.
11994 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11995 * configure: Regenerated.
11996 * config.in: Ditto.
11998 * config/i386/i386.c (print_operand): Handle 'Z'.
11999 ['z']: Remove handling of special fild/fist suffixes.
12000 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12001 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12002 suffix of fild insn.
12003 (*floatsi<mode>2_vector_mixed): Ditto.
12004 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12005 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12006 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12007 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12008 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12010 2009-04-25 Ben Elliston <bje@au.ibm.com>
12012 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12013 the source of a set operation.
12015 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12017 * target.h (struct gcc_target): Add case_values_threshold field.
12018 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12019 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12020 * targhooks.c (default_case_values_threshold): New function.
12021 * targhooks.h (default_case_values_threshold): Declare function.
12022 * stmt.c (expand_case): Use case_values_threshold target hook.
12023 * expr.h (case_values_threshold): Remove declartation.
12024 * expr.c (case_values_threshold): Remove function.
12025 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12027 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12028 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12029 (avr_case_values_threshold): Declare as static.
12030 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12032 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12033 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12034 (mn10300_case_values_threshold): New function.
12036 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12038 * ira.c (setup_cover_and_important_classes): Add enum cast.
12040 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12042 * genpreds.c (write_enum_constraint_num): Output definition of
12043 CONSTRAINT_NUM_DEFINED_P macro.
12044 * ira.c (setup_cover_and_important_classes): Use
12045 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12047 2009-04-24 DJ Delorie <dj@redhat.com>
12049 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12050 __SH2A_SINGLE_ONLY__ also.
12052 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12054 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12055 (movdf_internal): Ditto.
12056 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12057 SFmode and DFmode constants.
12058 (ia64_print_operand): Add 'G' format for printing
12059 floating point constants.
12061 2009-04-24 Richard Guenther <rguenther@suse.de>
12063 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12064 from unsigned additions.
12066 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12068 * c-typeck.c (set_init_index): Allow array designators that are
12069 not integer constant expressions with a pedwarn if pedantic.
12071 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12073 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12074 zero if no overlap in nonzero bits between the operands.
12076 2009-04-24 Ian Lance Taylor <iant@google.com>
12078 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12079 (record_dead_and_set_regs): Likewise.
12080 * df.h (struct df_mw_hardreg): Change flags field to int.
12081 (struct df_base_ref): Likewise.
12082 (struct df): Change changeable_flags field to int.
12083 * df-scan.c (df_defs_record): Change clobber_flags to int.
12084 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12085 constants rather than #define macros.
12086 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12087 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12088 (enum dwarf_calling_convention): Likewise.
12089 (enum dwarf_line_number_x_ops): Likewise.
12090 (enum dwarf_call_frame_info): Likewise.
12091 (enum dwarf_source_language): Likewise.
12092 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12093 (add_calling_convention_attribute): Likewise.
12094 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12095 (combine_comparisons): Change compcode to int. Add cast to enum type.
12096 * genrecog.c (maybe_both_true_2): Change c to int.
12097 (write_switch): Likewise. Add cast to enum type.
12098 * gimplify.c (gimplify_omp_for): Handle return values from
12099 gimplify_expr using MIN rather than bitwise or.
12100 (gimplify_expr): Add cast to enum type.
12101 * ipa-prop.c (update_jump_functions_after_inlining): Change
12102 IPA_BOTTOM to IPA_JF_UNKNOWN.
12103 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12104 Add casts to enum type.
12105 (setup_cover_and_important_classes): Change cl to int. Add casts
12107 (setup_class_translate): Change cl and mode to int.
12108 (ira_init_once): Change mode to int.
12109 (free_register_move_costs): Likewise.
12110 (setup_prohibited_mode_move_regs): Add casts to enum type.
12111 * langhooks.c (add_builtin_function_common): Rework assertion that
12112 value fits bitfield.
12113 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12114 * omega.c (omega_do_elimination): Avoid math on enum types.
12115 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12116 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12117 int local to handle integral_argment value.
12118 * regmove.c (try_auto_increment): Change PUT_MODE to
12120 * reload.c (push_secondary_reload): Add casts to enum type.
12121 (secondary_reload_class, find_valid_class): Likewise.
12122 * reload1.c (emit_input_reload_insns): Likewise.
12123 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12124 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12125 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12127 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12128 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12130 (expand_complex_libcall): Add casts to enum type.
12131 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12132 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12133 with ERROR_MARK, not NUM_TREE_CODES.
12134 (vect_create_epilog_for_reduction): Likewise.
12135 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12136 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12137 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12139 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12140 vect_unused_in_loop. Change 0 to loop_vect.
12141 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12142 * var-tracking.c (get_init_value): Change return type to enum
12144 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12145 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12147 (arm_override_options): Add casts to enum type.
12148 (arm_emit_tls_decoration): Likewise.
12149 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12151 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12152 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12153 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12155 * config/s390/s390.c (code_for_builtin_64): Change to array of
12157 (code_for_builtin_31): Likewise.
12158 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12160 * config/sparc/sparc.c (sparc_override_options): Change value
12161 field in struct code_model to enum cmodel. In initializer change
12162 0 to NULL and add cast to enum type.
12164 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12165 Change all callers. Issue a -Wc++-compat warning using
12166 lhs_origtype if necessary.
12167 (convert_for_assignment): Issue -Wc++-compat warnings about
12168 invalid conversions to enum type on assignment.
12169 * c-common.h (build_modify_expr): Update declaration.
12171 2009-04-24 Nick Clifton <nickc@redhat.com>
12173 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12174 (function_arg_advance): Likewise.
12175 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12178 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12180 * config/s390/constraints.md ('I', 'J'): Fix condition.
12182 2009-04-24 Diego Novillo <dnovillo@google.com>
12184 * gengtype-parse.c (parse_error): Add newline after message.
12186 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12188 * config/i386/sse.md (avxmodesuffixs): Removed.
12189 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12190 (*avx_pinsr<ssevecsize>): This.
12192 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12194 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12195 follow chains of regs with a single definition, and allow expressions
12196 that are function_invariant_p.
12197 (simple_rhs_p): Allow expressions that are function_invariant_p.
12199 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12201 PR middle-end/39867
12202 * fold-const.c (fold_cond_expr_with_comparison): When folding
12203 > and >= to MAX, make sure the MAX uses the same type as the
12204 comparison's operands.
12206 2009-04-24 Nick Clifton <nickc@redhat.com>
12208 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12209 addressing for DImode accesses.
12210 (frv_print_operand_address): Handle PLUS case.
12211 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12213 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12215 PR rtl-optimization/39794
12216 * alias.c (canon_true_dependence): Add x_addr argument.
12217 * rtl.h (canon_true_dependence): Adjust prototype.
12218 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12219 * cselib.c (cselib_invalidate_mem): Likewise.
12220 * gcse.c (compute_transp): Likewise.
12221 * dse.c (scan_reads_nospill): Likewise.
12222 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12223 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12224 canon_base_addr of the group, plus optional offset.
12225 (struct group_info): Rename canon_base_mem to
12227 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12228 canon_rtx of base_mem.
12230 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12232 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12233 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12235 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12237 * config/spu/spu-builtins.h: Delete file.
12239 * config/spu/spu.h (enum spu_builtin_type): Move here from
12241 (struct spu_builtin_description): Likewise. Add GTY marker.
12242 Do not use enum spu_function_code or enum insn_code.
12243 (spu_builtins): Add extern declaration.
12245 * config/spu/spu.c: Do not include "spu-builtins.h".
12246 (enum spu_function_code, enum spu_builtin_type_index,
12247 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12248 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12249 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12250 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12251 (spu_builtin_types): Make static. Add GTY marker.
12252 (spu_builtins): Add extern declaration with GTY marker.
12253 Include "gt-spu.h".
12255 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12256 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12257 Check programmatically whether all parameters are scalar.
12259 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12261 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12263 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12264 assignment from the constructor either if the target is volatile.
12266 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12268 * config/arm/arm.md (insv): Do not share operands[0].
12270 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12272 * config/vxlib-tls.c (active_tls_threads): Delete.
12273 (delete_hook_installed): New.
12274 (tls_delete_hook): Don't delete the delete hook.
12275 (tls_destructor): Delete it here.
12276 (__gthread_set_specific): Adjust installing the delete hook.
12277 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12278 __gthread_leave_tsd_dtor_context.
12280 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12282 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12284 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12286 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12288 (alpha_rtx_costs): Ditto.
12289 (emit_unlikely_jump): Use add_reg_note.
12290 (emit_frame_store_1): Ditto.
12291 (alpha_expand_prologue): Ditto.
12292 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12293 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12295 2009-04-23 Nick Clifton <nickc@redhat.com>
12297 * config/v850/v850.md (epilogue): Remove suppressed code.
12298 (return): Rename to return_simple and remove test of frame size.
12299 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12300 to gen_return_simple.
12302 2009-04-22 Jing Yu <jingyu@google.com>
12305 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12307 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12310 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12311 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12312 value is a VECTOR_CST, the element type is the element type of the
12315 2009-04-22 DJ Delorie <dj@redhat.com>
12317 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12319 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12321 * alias.c (find_base_term): Move around LO_SUM case, so that
12322 CONST falls through into PLUS/MINUS handling.
12325 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12326 into 0, use omit_one_operand.
12328 2009-04-23 Ben Elliston <bje@au.ibm.com>
12330 * config/rs6000/linux-unwind.h (get_regs): Remove type
12331 puns. Change the type of `pc' to an array of unsigned ints and
12332 update all users. Constify frame24.
12334 2009-04-22 DJ Delorie <dj@redhat.com>
12336 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12337 declarations before code.
12338 (current_function_special_page_vector): Likewise.
12339 (m32c_expand_insv): Silence a warning.
12341 2009-04-21 Taras Glek <tglek@mozilla.com>
12343 * alias.c: Update GTY annotations to new syntax.
12344 * basic-block.h: Likewise.
12345 * bitmap.h: Likewise.
12346 * c-common.h: Likewise.
12347 * c-decl.c: Likewise.
12348 * c-parser.c: Likewise.
12349 * c-pragma.c: Likewise.
12350 * c-tree.h: Likewise.
12351 * cfgloop.h: Likewise.
12352 * cgraph.h: Likewise.
12353 * config/alpha/alpha.c: Likewise.
12354 * config/arm/arm.h: Likewise.
12355 * config/avr/avr.h: Likewise.
12356 * config/bfin/bfin.c: Likewise.
12357 * config/cris/cris.c: Likewise.
12358 * config/darwin.c: Likewise.
12359 * config/frv/frv.c: Likewise.
12360 * config/i386/i386.c: Likewise.
12361 * config/i386/i386.h: Likewise.
12362 * config/i386/winnt.c: Likewise.
12363 * config/ia64/ia64.h: Likewise.
12364 * config/iq2000/iq2000.c: Likewise.
12365 * config/mips/mips.c: Likewise.
12366 * config/mmix/mmix.h: Likewise.
12367 * config/pa/pa.c: Likewise.
12368 * config/pa/pa.h: Likewise.
12369 * config/rs6000/rs6000.c: Likewise.
12370 * config/s390/s390.c: Likewise.
12371 * config/sparc/sparc.c: Likewise.
12372 * config/xtensa/xtensa.c: Likewise.
12373 * cselib.h: Likewise.
12374 * dbxout.c: Likewise.
12375 * dwarf2out.c: Likewise.
12376 * except.c: Likewise.
12377 * except.h: Likewise.
12378 * fixed-value.h: Likewise.
12379 * function.c: Likewise.
12380 * function.h: Likewise.
12381 * gimple.h: Likewise.
12382 * integrate.c: Likewise.
12383 * optabs.c: Likewise.
12384 * output.h: Likewise.
12385 * real.h: Likewise.
12387 * stringpool.c: Likewise.
12388 * tree-data-ref.c: Likewise.
12389 * tree-flow.h: Likewise.
12390 * tree-scalar-evolution.c: Likewise.
12391 * tree-ssa-address.c: Likewise.
12392 * tree-ssa-alias.h: Likewise.
12393 * tree-ssa-operands.h: Likewise.
12394 * tree.c: Likewise.
12395 * tree.h: Likewise.
12396 * varasm.c: Likewise.
12397 * varray.h: Likewise.
12399 * coretypes.h: Do not define GTY macro if it is already defined.
12400 * doc/gty.texi: Update GTY documentation to new syntax.
12401 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12402 annotations on structs.
12403 * gengtype-parse.c: Likewise.
12405 2009-04-22 Mark Heffernan <meheff@google.com>
12407 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12409 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12411 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12414 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12416 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12417 the same as a PLUS without a shift. Increase the cost of a
12420 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12422 * Makefile.in: Update dependencies.
12423 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12424 * errors.h: Remove bogus comment about compatibility.
12425 (warning): Update declaration.
12426 * genautomata.c: Update all calls to warning.
12427 * gimple.c: Do not include errors.h. Include toplev.h.
12428 * tree-ssa-structalias.c: Do not include errors.h.
12429 * omega.c: Likewise.
12430 * tree-ssa-reassoc.c: Likewise.
12431 * config/spu/spu-c.c: Likewise.
12432 * config/spu/t-spu-elf: Update dependencies.
12434 2009-04-22 Richard Guenther <rguenther@suse.de>
12436 PR tree-optimization/39824
12437 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12438 make sure the types are compatible.
12440 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12443 * c-common.c (c_parse_error): Take a token_flags parameter.
12444 Use token_type for the token type instead.
12445 Pass token_flags to cpp_type2name.
12446 * c-common.h (c_parse_error): Update declaration.
12447 * c-parser.c (c_parser_error): Pass 0 as token flags.
12449 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12451 PR rtl-optimization/39580
12452 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12454 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12456 * function.c (expand_function_end): Do not emit a jump to the "naked"
12457 return label for fall-through returns.
12458 * except.c (sjlj_emit_function_exit): Always place the call to the
12459 unregister function at the location installed by expand_function_end.
12461 2009-04-22 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/39845
12464 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12465 (gen_inbound_check): Likewise.
12467 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12469 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12471 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12472 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12474 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12476 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12477 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12478 shift counts to avoid out-of-bounds array accesses.
12480 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12482 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12483 (Pmode): Move above.
12485 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12487 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12488 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12489 GET_CODE macro. Use IN_RANGE macro where appropriate.
12490 * config/alpha/alpha.h: Ditto.
12491 * config/alpha/alpha.md: Ditto.
12492 * config/alpha/constraints.md: Ditto.
12493 * config/alpha/predicates.md: Ditto.
12495 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12497 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12498 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12499 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12500 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12501 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12502 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12503 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12504 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12505 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12506 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12507 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12508 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12509 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12510 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12511 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12512 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12513 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12514 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12515 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12516 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12517 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12518 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12519 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12520 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12521 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12522 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12523 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12525 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12527 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12528 references from comments.
12529 * cfgbuild.c: (count_basic_blocks): Delete.
12530 (find_basic_blocks_1): Delete.
12531 (find_basic_blocks): Delete.
12532 * except.c (finish_eh_generation): Make static. Move comment from
12533 except.h here. Remove find_basic_blocks references from comments.
12534 * except.h (finish_eh_generation): Delete.
12535 * basic-block.h (find_basic_blocks): Delete.
12536 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12538 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12540 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12541 (sdbout_parms): Likewise.
12543 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12545 * config/sh/sh.c (prepare_cbranch_operands): Use
12546 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12547 (expand_cbranchdi4): Likewise.
12548 (from_compare): Add cast to enum type.
12549 (expand_cbranchsi4): Use add_reg_note.
12550 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12551 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12552 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12553 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12554 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12555 instead of CODE_FOR_nothing.
12556 (cbranchdi4): Likewise. Fix the order of arguments for
12558 (push_fpscr): Use add_reg_note.
12559 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12560 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12562 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12564 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12565 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12566 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12567 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12568 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12569 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12570 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12571 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12572 config/alpha/x-vms, config/arc/t-arc,
12573 config/arm/README-interworking, config/arm/arm-c.c,
12574 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12575 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12576 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12577 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12578 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12579 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12580 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12581 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12582 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12583 config/cris/t-elfmulti, config/crx/t-crx,
12584 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12585 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12586 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12587 config/h8300/t-h8300, config/i386/athlon.md,
12588 config/i386/darwin-libgcc.10.4.ver,
12589 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12590 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12591 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12592 config/i386/t-linux64, config/i386/t-nwld,
12593 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12594 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12595 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12596 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12597 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12598 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12599 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12600 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12601 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12602 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12603 config/m68k/t-uclinux, config/mcore/t-mcore,
12604 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12605 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12606 config/mips/crtn.asm, config/mips/irix-crti.asm,
12607 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12608 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12609 config/mips/mips-fixed.md, config/mips/sb1.md,
12610 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12611 config/mips/t-iris6, config/mips/t-isa3264,
12612 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12613 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12614 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12615 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12616 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12617 config/mn10300/t-linux, config/mn10300/t-mn10300,
12618 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12619 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12620 config/picochip/libgccExtras/clzsi2.asm,
12621 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12622 config/rs6000/darwin-libgcc.10.4.ver,
12623 config/rs6000/darwin-libgcc.10.5.ver,
12624 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12625 config/rs6000/t-aix43, config/rs6000/t-aix52,
12626 config/rs6000/t-darwin, config/rs6000/t-fprules,
12627 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12628 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12629 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12630 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12631 config/rs6000/t-rtems, config/rs6000/t-spe,
12632 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12633 config/score/t-score-elf, config/sh/divcost-analysis,
12634 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12635 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12636 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12637 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12638 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12639 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12640 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12641 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12642 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12643 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12644 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12645 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12646 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12647 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12648 * config/h8300/genmova.sh: Include copyright and license notices
12649 in generated output.
12650 * config/h8300/mova.md: Regenerate.
12651 * doc/install.texi2html: Include word "Copyright" in copyright
12652 notice and use name "Free Software Foundation, Inc.".
12653 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12654 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12655 ChangeLog-2007, ChangeLog-2008: Correct dates.
12657 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12659 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12660 NE_EXPR operations as well.
12661 * c-parser.c (c_parser_condition): Do not set location information on
12663 (c_parser_conditional_expression): Likewise.
12664 (c_parser_binary_expression): Set location information on operators.
12665 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12666 TRUTH_NOT_EXPR has been folded.
12667 * fold-const.c (fold_truth_not_expr): Copy location information from
12668 the incoming expression to the outgoing one.
12669 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12670 recursive calls on the LHS of the operator but pass that of the
12671 operator to recursive calls on the RHS of the operator. Set it
12673 (shortcut_cond_expr): Set the locus of the operator on the second
12674 COND_EXPR and that of the expression on the first in degenerate cases.
12675 Pass the locus of the expression to calls to shortcut_cond_r.
12676 Set the locus of the 'then' block on the associated jump, if any.
12677 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12678 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12679 expression to call to gimplify_boolean_expr.
12681 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12683 * config.gcc: Add additional configuration for
12684 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12685 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12686 (CPP_SPEC): Redefine for allowing -municode option.
12687 (STARTFILE_SPEC): Likewise.
12688 * config/i386/t-mingw-w64: New.
12689 * config/i386/mingw-w64.opt: New.
12690 (municode): Add new target option.
12691 * doc/invoke.texi (municode): Add documentation for new option.
12693 2009-04-21 Ian Lance Taylor <iant@google.com>
12695 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12696 Correct test for number of arguments.
12697 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12699 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12701 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12702 argument of emit_library_call.
12704 2009-04-21 Richard Guenther <rguenther@suse.de>
12706 PR middle-end/39829
12707 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12708 inside VIEW_CONVERT_EXPRs.
12710 2009-04-21 Martin Jambor <mjambor@suse.cz>
12712 * tree-switch-conversion.c (build_constructors): Split a long line.
12713 (constructor_contains_same_values_p): New function.
12714 (build_one_array): Create assigns of constants if possible, do not
12715 call mark_sym_for_renaming, call update_stmt.
12716 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12717 make_rename_temp. Do not call mark_symbols_for_renaming, call
12719 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12720 find_new_referenced_vars, call update_stmt.
12721 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12722 instead of calling make_rename_temp. Do not call
12723 find_new_referenced_vars or mark_symbols_for_renaming, call
12726 2009-04-21 Richard Guenther <rguenther@suse.de>
12728 PR tree-optimization/39827
12729 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12730 (tree_ssa_phiprop): Pass the correct array size.
12732 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12734 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12736 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12739 * c-typeck.c (lvalue_p): Move declaration ...
12740 * c-common.h (lvalue_p): ... to here.
12741 * c-common.c (candidate_equal_p): New.
12742 (add_tlist): Use it.
12743 (merge_tlist): Use it.
12744 (warn_for_collisions_1): Likewise.
12745 (warning_candidate_p): Accept more candidates.
12746 (verify_tree): A warning candidate can be an expression. Use
12749 2009-04-21 Ben Elliston <bje@au.ibm.com>
12752 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12753 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12754 options. Remove -mcall-solaris documentation.
12756 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12759 * doc/invoke.texi (-Wlong-long): Update description.
12760 * c-lex (interpret_integer): Only warn if there was no previous
12761 overflow and -Wlong-long is enabled.
12762 * c-decl.c (declspecs_add_type): Drop redundant flags.
12763 * c.opt (Wlong-long): Init to -1.
12764 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12765 and front-end warn_long_long. Wlong-long only depends on other
12766 flags if it is uninitialized.
12767 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12768 the same for CPP and FE.
12769 (restore_extension_diagnostics): Likewise.
12771 2009-04-20 Ian Lance Taylor <iant@google.com>
12773 Fix enum conversions which are invalid in C++:
12774 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12775 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12776 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12777 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12778 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12779 (dbxout_parms): Likewise.
12780 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12781 (df_clear_flags): Likewise.
12782 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12783 top_flag parameter to int.
12784 (df_chain_create_bb_process_use): Likewise.
12785 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12787 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12788 (df_ref_create_structure, df_def_record_1): Likewise.
12789 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12790 (df_notes_rescan): Change 0 to VOIDmode in function call.
12791 (df_get_call_refs, df_insn_refs_collect): Likewise.
12792 (df_bb_regs_collect): Likewise.
12793 (df_entry_block_defs_collect): Likewise.
12794 (df_exit_block_uses_collect): Likewise.
12795 * df.h: Update declarations.
12796 * double-int.c (double_int_divmod): Add cast to enum type.
12797 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12798 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12799 (based_loc_descr): Likewise.
12800 (loc_descriptor_from_tree_1): Change first_op and second_op to
12801 enum dwarf_location_atom. Add cast to enum type.
12802 * expmed.c (init_expmed): Change 0 to SET in function call.
12803 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12804 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12805 (do_store_flag): Likewise.
12806 * fixed-value.h (struct fixed_value): Change mode to enum
12808 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12809 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12811 (insert_insn_decl, insert_decl, insert_state): Likewise.
12812 (automata_list_finish): Likewise.
12813 * genrecog.c (process_define_predicate): Add cast to enum type.
12814 * gensupport.c (init_predicate_table): Add cast to enum type.
12815 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12817 (gimple_build_call_1, gimple_build_label): Likewise.
12818 (gimple_build_goto, gimple_build_asm_1): Likewise.
12819 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12820 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12821 (enum fallback): Rename from enum fallback_t.
12822 (fallback_t): Typedef as int.
12823 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12824 GSI_SAME_STMT in function call.
12825 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12827 (setup_reg_class_relations): Likewise.
12828 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12829 (setup_prohibited_class_mode_regs): Add cast to enum type.
12830 (setup_prohibited_mode_move_regs): Likewise.
12831 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12832 (record_address_regs): Change i to enum reg_class.
12833 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12834 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12835 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12836 (GET_MODE_2XWIDER_MODE): Likewise.
12837 (GET_CLASS_NARROWEST_MODE): Likewise.
12838 * omp-low.c (expand_omp_for): Add cast to enum type.
12839 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12840 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12841 * postreload.c (reload_cse_simplify_operands): Change rclass local
12843 * predict.c (combine_predictions_for_insn): Change best_predictor
12844 and predictor to enum br_predictor.
12845 (combine_predictions_for_bb): Likewise.
12846 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12847 use SET_PREDICT_EXPR_OUTCOME.
12848 * real.c (real_arithmetic): Change icode to code in function call.
12849 * reginfo.c (init_move_cost): Add casts to enum type.
12850 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12851 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12853 * reload.c (find_valid_class): Add casts to enum type.
12854 (push_reload): Change 0 to NO_REGS in function call.
12855 (find_reloads): Change this_alternative to array of enum
12856 reg_class. Remove some now-unnecessary casts.
12857 (make_memloc): Change 0 to VOIDmode in function call.
12858 * reload1.c (reload): Change 0 to VOIDmode in function call.
12859 (eliminate_regs_1, elimination_effects): Likewise.
12860 (eliminate_regs_in_insn): Likewise.
12861 (emit_input_reload_insns): Add cast to enum type.
12862 (delete_output_reload): Change 0 to VOIDmode in function call.
12863 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12864 to enum type in function call.
12865 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12866 (SET_PREDICT_EXPR_OUTCOME): Define.
12867 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12868 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12869 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12870 (dump_function): Likewise.
12871 * tree-dump.h: Update declarations.
12872 * tree-pass.h: Update declarations.
12873 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12874 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12876 (arm_rtx_costs_1): Correct parenthesization.
12877 (arm_rtx_costs): Add casts to enum type.
12878 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12879 (vfp_emit_fstmd): Use add_rg_note.
12880 (emit_multi_reg_push, emit_sfm): Likewise.
12881 (thumb_set_frame_pointer): Likewise.
12882 (arm_expand_prologue): Likewise.
12883 (arm_regno_class): Change return type to enum reg_class.
12884 (thumb1_expand_prologue): Use add_reg_note.
12885 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12886 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12888 * config/arm/gentune.sh: Add cast to enum type.
12889 * config/arm/arm-tune.md: Rebuild.
12890 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12891 (ix86_split_fp_branch, predict_jump): Likewise.
12892 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12893 insn_code to enum rtx_code.
12894 (ix86_builtin_vectorized_function): Add cast to enum type.
12895 * config/i386/i386.md (truncdfsf2): Change slot to enum
12897 (truncxf<mode>2, isinf<mode>2): Likewise.
12898 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12900 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12901 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12902 (insert_bundle_state): Change 1 to INSERT in function call.
12903 (ia64_add_bundle_selector_before): Likewise.
12904 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12905 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12906 (restore_stack_nonlocal): Likewise.
12907 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12909 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12911 (mips_rtx_costs): Likewise.
12912 (mips_override_options): Add casts to enum type.
12913 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12915 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12916 (store_reg, set_reg_plus_d): Likewise.
12917 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12918 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12920 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12922 (emit_unlikely_jump): Use add_reg_note.
12923 (rs6000_emit_allocate_stack): Likewise.
12924 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12925 (output_toc): Change 1 to INSERT in function call.
12926 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12927 (rs6000_initialize_trampoline): Likewise.
12928 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12930 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12931 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12932 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12933 (save_gprs): Use add_reg_note.
12934 (s390_emit_prologue): Likewise.
12935 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12936 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12937 (sparc_fold_builtin): Add cast to enum type.
12938 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12940 (spu_expand_prologue): Use add_reg_note.
12941 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12943 2009-04-20 Ian Lance Taylor <iant@google.com>
12945 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12946 (c_parser_postfix_expression_after_primary): Get VEC for list of
12947 arguments. Get original types of arguments. Call
12948 build_function_call_vec.
12949 (cached_expr_list_1, cached_expr_list_2): New static variables.
12950 (c_parser_expr_list): Change return type to VEC *. Add
12951 p_orig_types parameter. Change all callers.
12952 (c_parser_release_expr): New static function.
12953 (c_parser_vec_to_tree_list): New static function.
12954 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12955 call build_function_call_vec.
12956 (build_function_call_vec): New function, based on old
12957 build_function_call.
12958 (convert_arguments): Remove nargs and argarray parameters. Change
12959 values to a VEC. Add origtypes parameter.
12960 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12961 (convert_for_assignment): Add origtype parameter. Change all
12962 callers. If warn_cxx_compat, check for conversion to an enum
12963 type when calling a function.
12964 (store_init_value): Add origtype parameter. Change all callers.
12965 (digest_init): Likewise.
12966 (struct init_node): Add origtype field.
12967 (add_pending_init): Add origtype parameter. Change all callers.
12968 (output_init_element): Likewise.
12969 (output_pending_init_elements): Pass origtype from init_node to
12970 output_init_element.
12971 (process_init_element): Pass origtype from c_expr to
12972 output_init_element.
12973 (c_finish_return): Add origtype parameter. Change all callers.
12974 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12976 (sync_resolve_params): Likewise.
12977 (sync_resolve_return): Change params to first_param. Change caller.
12978 (resolve_overloaded_builtins): Change params to VEC *. Change
12979 callers. Save first parameter around call to build_function_call_vec.
12980 * c-decl.c (finish_decl): Add origtype parameter. Change all
12981 callers. Call build_function_call_vec rather than
12982 build_function_call for cleanup.
12983 * c-tree.h: Update declarations.
12984 * c-common.h: Update declarations.
12985 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12986 params to first_param.
12987 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12988 params parameter from tree to void *.
12989 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12990 Change arglist parameter to have type void *, and to be a pointer
12992 * config/rs6000/rs6000-protos.h
12993 (altivec_resolve_overloaded_builtin): Update declaration.
12994 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12995 fnargs parameter to have type void *, and to be a pointer to a
12996 VEC. Call build_function_call_vec instead of
12997 build_function_call.
12998 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13000 2009-04-20 Joey Ye <joey.ye@intel.com>
13001 Xuepeng Guo <xuepeng.guo@intel.com>
13002 H.J. Lu <hongjiu.lu@intel.com>
13004 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13006 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13007 (IX86_LEA_PRIORITY): Likewise.
13008 (distance_non_agu_define): New function.
13009 (distance_agu_use): Likewise.
13010 (ix86_lea_for_add_ok): Likewise.
13011 (ix86_dep_by_shift_count): Likewise.
13013 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13014 should split for LEA.
13016 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13018 (ix86_dep_by_shift_count): Likewise.
13020 2009-04-20 Richard Guenther <rguenther@suse.de>
13022 * expr.c (handled_component_p): Move ...
13023 * tree.h (handled_component_p): ... here.
13024 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13025 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13026 and REALPART_EXPR to be in one group.
13028 2009-04-20 Richard Guenther <rguenther@suse.de>
13030 * basic-block.h (get_all_dominated_blocks): Declare.
13031 * dominance.c (get_all_dominated_blocks): New function.
13032 * tree-cfg.c (get_all_dominated_blocks): Remove.
13033 (remove_edge_and_dominated_blocks): Adjust.
13034 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13035 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13036 instead of recursing.
13038 2009-04-20 Doug Kwan <dougkwan@google.com>
13040 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13041 (struct cgraph_node_set_def): New type.
13042 (cgraph_node_set) New type. Also declare vector functions.
13043 (struct cgraph_node_set_element_def): New type.
13044 (cgraph_node_set_element): Ditto.
13045 (cgraph_node_set_iterator): New iterator type.
13046 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13047 cgraph_node_set_remove, dump_cgraph_node_set,
13048 debug_cgraph_node_set): New prototypes.
13049 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13050 cgraph_node_set_size): New inlines.
13051 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13052 including cgraph.h.
13053 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13054 argument to function 'write_summary'.
13055 * ipa.c: Include ggc.h.
13056 (hash_cgraph_node_set_element,
13057 eq_cgraph_node_set_element, cgraph_node_set_new,
13058 cgraph_node_set_add, cgraph_node_set_remove,
13059 cgraph_node_set_find, dump_cgraph_node_set,
13060 debug_cgraph_node_set): New functions.
13061 * Makefile.in (ipa.o): Add dependency on GGC_H.
13063 2009-04-20 Ira Rosen <irar@il.ibm.com>
13065 PR tree-optimization/39675
13066 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13067 check of the return code of vect_schedule_slp. Check that
13068 stmt_vec_info still exists for the statement, before checking its
13069 vectorization type.
13071 2009-04-20 Michael Matz <matz@suse.de>
13073 * Makefile.in (generated_files): Take out $(simple_generated_c).
13075 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13077 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13078 (UINTPTR_TYPE): Likewise.
13080 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13083 * c-typeck.c (digest_init): Check for initializing an array with a
13086 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13089 * c-semantics.c (pop_stmt_list): Propagate
13090 STATEMENT_LIST_HAS_LABEL to parent statement list.
13092 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13094 * config/mips/mips.h (mips_tune_attr): New macro.
13095 * config/mips/mips.md (cpu): Use it.
13097 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13100 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13103 2009-04-19 Diego Novillo <dnovillo@google.com>
13105 * toplev.c (compile_file): Move call to coverage_finish ...
13106 * cgraphunit.c (ipa_passes): ... here.
13107 Call cgraph_process_new_functions.
13108 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13109 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13111 2009-04-19 Jan Hubicka <jh@suse.cz>
13113 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13115 (dump_cgraph_node): Dump can throw external flag.
13116 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13118 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13122 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13123 * common.opt (Wlogical-op): Move from here...
13124 * c.opt (Wlogical-op): ... to here.
13125 * c-typeck.c (parser_build_binary_op): Update call to
13126 warn_logical_operator.
13127 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13129 * c-common.c (warn_logical_op): Update.
13130 * c-common.h (warn_logical_op): Update declaration.
13132 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13134 * tree.c (protected_set_expr_location): Fix formatting.
13136 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13139 * c-typeck.c (readonly_warning): new.
13140 (build_unary_op, build_modify_expr): Use readonly_warning for
13141 storing into something readonly but not const-qualified.
13143 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13146 * c-typeck.c (build_unary_op): Check for taking address of
13147 expression of type void.
13149 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13152 * c-typeck.c (build_function_call): Check for calling a function
13153 with qualified void return types. Call require_complete_type when
13156 2009-04-18 Jan Hubicka <jh@suse.cz>
13158 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13160 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13161 can_throw_external flag.
13162 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13163 * ipa-pure-const.c (ignore_edge): New function.
13164 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13165 only over can_throw_external edges.
13166 (local_pure_const): Add nothrow flag.
13167 * ipa-utils.c (searchc): Add ignore_edge callback.
13168 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13169 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13170 (set_nothrow_function_flags): Update cgraph.
13171 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13173 2009-04-18 Richard Guenther <rguenther@suse.de>
13175 PR middle-end/39804
13176 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13177 (fold_stmt): ... this and ...
13178 (fold_stmt_inplace): ... this.
13179 (fold_stmt_1): Fold references in calls and asms.
13180 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13182 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13184 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13185 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13187 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13189 * tree.c (function_args_count): Remove.
13190 * tree.h: Remove the prototype for function_args_count.
13192 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13194 * tree-iterator.c (expr_only): Remove.
13195 * tree.h: Remove the prototype for expr_only.
13197 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13199 * reginfo.c (cannot_change_mode_set_regs): Remove.
13200 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13202 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13204 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13205 whether operands 0 and 1 overlaps.
13207 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13209 PR middle-end/36902
13210 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13211 pointer. Use warning_at instead of warning.
13212 (search_for_addr_array): Likewise.
13213 (check_array_bounds): Likewise.
13214 (check_all_array_refs): Check that the incoming edge is not in the
13215 list of edges to be removed.
13216 (check_all_array_refs): Avoid the temporal pointer.
13217 (vrp_visit_cond_stmt): Fix typo.
13218 (simplify_switch_using_ranges): Handle the case where the switch
13219 index is an integer constant.
13221 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13223 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13225 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13227 * doc/extend.texi, doc/invoke.texi: Fix typos.
13229 2009-04-17 Cary Coutant <ccoutant@google.com>
13231 * tree-flow-inline.h (get_lineno): Fix inverted test.
13233 2009-04-17 Diego Novillo <dnovillo@google.com>
13235 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13236 assertion for AVAIL_OUT.
13238 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13241 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13242 * config/sh/linux-atomic.asm: Likewise.
13244 2009-04-17 Diego Novillo <dnovillo@google.com>
13246 * except.c (debug_eh_tree): New.
13247 (struct eh_region, struct eh_status): Move ...
13248 * except.h: ... here.
13249 (add_type_for_runtime): Declare extern.
13250 (lookup_type_for_runtime): Likewise.
13251 (debug_eh_tree): Declare.
13252 * Makefile.in (GTFILES): List except.h before except.c
13254 2009-04-17 Diego Novillo <dnovillo@google.com>
13256 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13257 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13258 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13259 (find_vars_r): ... here.
13260 * tree-flow.h (find_referenced_vars_in): Declare.
13261 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13262 that AVAIL_OUT exists for BLOCK.
13263 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13264 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13265 (tree-parloops.o): Likewise.
13267 2009-04-17 Simon Baldwin <simonb@google.com>
13269 * toplev.c (default_tree_printer): Add handling for %E format.
13271 2009-04-17 Diego Novillo <dnovillo@google.com>
13273 * tree-pretty-print.c (dump_generic_node): Add break after
13274 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13275 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13276 FUNCTION_TYPE together. Call print_struct_decl when printing
13277 structures and TDF_SLIM is not given.
13278 (print_struct_decl): Fix logic for detecting recursion.
13280 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13283 * gcc.c (create_at_file): New.
13284 (compile_input_file_p): New.
13285 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13286 * main.c (main): Update call to toplev_main.
13287 * toplev.c (toplev_main): Change signature. Call expandargv.
13288 * toplev.h (toplev_main): Change signature.
13290 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13292 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13293 if the latter is not constant.
13295 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13297 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13299 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13301 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13302 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13304 2009-04-17 Richard Guenther <rguenther@suse.de>
13306 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13307 Handle component references view-converting an invariant address.
13309 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13311 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13312 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13313 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13314 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13315 Use @deftypevr rather than @deftypevar.
13317 2009-04-17 Richard Guenther <rguenther@suse.de>
13319 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13320 (get_prop_source_stmt): Likewise.
13321 (can_propagate_from): Likewise.
13323 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13325 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13326 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13327 (--with-multilib-list): Add default value.
13328 * configure: Regenerate.
13329 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13330 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13331 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13332 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13333 Don't add default cpu to multilib list unnecessarily, but do enable
13334 the relevant compiler option..
13335 Add support for --with-multilib-list=<blank> and
13336 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13337 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13338 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13339 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13340 TM_MULTILIB_CONFIG.
13341 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13342 (MULTILIB_OSDIRNAMES): New variable.
13343 * config/sh/t-1e: Delete file.
13344 * config/sh/t-mlib-sh1: Delete file.
13345 * config/sh/t-mlib-sh2: Delete file.
13346 * config/sh/t-mlib-sh2a: Delete file.
13347 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13348 * config/sh/t-mlib-sh2a-single: Delete file.
13349 * config/sh/t-mlib-sh2a-single-only: Delete file.
13350 * config/sh/t-mlib-sh2e: Delete file.
13351 * config/sh/t-mlib-sh3e: Delete file.
13352 * config/sh/t-mlib-sh4: Delete file.
13353 * config/sh/t-mlib-sh4-nofpu: Delete file.
13354 * config/sh/t-mlib-sh4-single: Delete file.
13355 * config/sh/t-mlib-sh4-single-only: Delete file.
13356 * config/sh/t-mlib-sh4a: Delete file.
13357 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13358 * config/sh/t-mlib-sh4a-single: Delete file.
13359 * config/sh/t-mlib-sh4a-single-only: Delete file.
13360 * config/sh/t-mlib-sh4al: Delete file.
13361 * config/sh/t-mlib-sh5-32media: Delete file.
13362 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13363 * config/sh/t-mlib-sh5-64media: Delete file.
13364 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13365 * config/sh/t-mlib-sh5-compact: Delete file.
13366 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13367 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13368 * doc/install.texi (Options specification): Add
13369 --with-multilib-list and --with-endian.
13371 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13373 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13375 (OBJS-common): Add plugin-version.o.
13376 (plugin-version.o): New.
13377 * gcc-plugin.h (plugin_gcc_version): New.
13378 (plugin_default_version_check): New.
13379 (plugin_init_func, plugin_init): Add version argument.
13380 * plugin-version.c: New.
13381 * plugin.c (str_plugin_gcc_version_name): New.
13382 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13383 pass it to the init function.
13384 (plugin_default_version_check): New.
13386 2009-04-17 Richard Guenther <rguenther@suse.de>
13388 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13389 for decl-vs-decl disambiguation.
13391 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13393 * config/s390/s390.h (s390_tune_attr): New macro definition.
13394 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13396 2009-04-17 Richard Guenther <rguenther@suse.de>
13398 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13399 (fold_stmt_r): Likewise.
13400 (maybe_fold_reference): New function.
13401 (fold_gimple_assign): Handle cases fold_stmt_r did.
13402 (fold_stmt): Do not use fold_stmt_r.
13403 (fold_stmt_inplace): Likewise.
13405 2009-04-17 Richard Guenther <rguenther@suse.de>
13407 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13408 (record_equivalences_from_stmt): Remove useless checks and
13410 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13411 the type is already suitable.
13413 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13415 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13417 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13419 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13420 (CMPtype): Define as __gcc_CMPtype.
13422 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13424 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13425 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13427 2009-04-17 Richard Guenther <rguenther@suse.de>
13429 PR tree-optimization/39746
13430 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13431 special-casing for builtins and static variable use/def.
13432 (call_may_clobber_ref_p_1): Likewise.
13434 2009-04-16 Ian Lance Taylor <iant@google.com>
13436 * df.h: Include "timevar.h".
13437 (struct df_problem): Change tv_id field to timevar_id_t.
13438 * tree-pass.h: Include "timevar.h".
13439 (struct opt_pass): Change tv_id field to timevar_id_t.
13440 * timevar.h (timevar_id_t): Define TV_NONE.
13441 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13442 TV_NONE rather than tv_id != 0.
13443 (execute_one_pass): Likewise.
13444 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13445 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13446 dependencies to $(TREE_PASS_H).
13447 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13449 (pass_branch_target_load_optimize2): Likewise.
13450 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13451 (pass_outof_cfg_layout_mode): Likewise.
13452 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13453 (pass_rebuild_cgraph_edges): Likewise.
13454 (pass_remove_cgraph_callee_edges): Likewise.
13455 * df-core.c (pass_df_initialize_opt): Likewise.
13456 (pass_df_initialize_no_opt): Likewise.
13457 (pass_df_finish): Likewise.
13458 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13459 * except.c (pass_set_nothrow_function_flags): Likewise.
13460 (pass_convert_to_eh_region_ranges): Likewise.
13461 * final.c (pass_compute_alignments): Likewise.
13462 * function.c (pass_instantiate_virtual_regs): Likewise.
13463 (pass_init_function): Likewise.
13464 (pass_leaf_regs): Likewise.
13465 (pass_match_asm_constraints): Likewise.
13466 * gimple-low.c (pass_lower_cf): Likewise.
13467 (pass_mark_used_blocks): Likewise.
13468 * init-regs.c (pass_initialize_regs): Likewise.
13469 * integrate.c (pass_initial_value_sets): Likewise.
13470 * ira.c (pass_ira): Likewise.
13471 * jump.c (pass_cleanup_barriers): Likewise.
13472 * omp-low.c (pass_expand_omp): Likewise.
13473 (pass_lower_omp): Likewise.
13474 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13475 * recog.c (pass_split_all_insns): Likewise.
13476 (pass_split_after_reload): Likewise.
13477 (pass_split_before_regstack): Likewise.
13478 (pass_split_before_sched2): Likewise.
13479 (pass_split_for_shorten_branches): Likewise.
13480 * reginfo.c (pass_reginfo_init): Likewise.
13481 (pass_subregs_of_mode_init): Likewise.
13482 (pass_subregs_of_mode_finish): Likewise.
13483 * passes.c (pass_postreload): Likewise.
13484 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13485 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13486 (pass_warn_function_return): Likewise.
13487 (pass_warn_function_noreturn): Likewise.
13488 * tree-complex.c (pass_lower_complex): Likewise.
13489 (pass_lower_complex_O0): Likewise.
13490 * tree-if-conv.c (pass_if_conversion): Likewise.
13491 * tree-into-ssa.c (pass_build_ssa): Likewise.
13492 * tree-mudflap.c (pass_mudflap_1): Likewise.
13493 (pass_mudflap_2): Likewise.
13494 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13495 (pass_mudflap_2): Likewise.
13496 * tree-nrv.c (pass_return_slot): Likewise.
13497 * tree-object-size.c (pass_object_sizes): Likewise.
13498 * tree-optimize.c (pass_all_optimizations): Likewise.
13499 (pass_early_local_passes): Likewise.
13500 (pass_all_early_optimizations): Likewise.
13501 (pass_cleanup_cfg): Likewise.
13502 (pass_cleanup_cfg_post_optimizing): Likewise.
13503 (pass_free_datastructures): Likewise.
13504 (pass_free_cfg_annotations): Likewise.
13505 (pass_fixup_cfg): Likewise.
13506 (pass_init_datastructures): Likewise.
13507 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13508 (pass_late_warn_uninitialized): Likewise.
13509 (pass_update_address_taken): Likewise.
13510 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13511 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13512 (pass_cse_sincos): Likewise.
13513 (pass_convert_to_rsqrt): Likewise.
13514 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13515 * tree-stdarg.c (pass_stdarg): Likewise.
13516 * tree-tailcall.c (pass_tail_recursion): Likewise.
13517 (pass_tail_calls): Likewise.
13518 * tree-vect-generic.c (pass_lower_vector): Likewise.
13519 (pass_lower_vector_ssa): Likewise.
13520 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13522 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13524 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13526 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13528 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13529 logical and signext.
13531 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13534 * config/sh/predicates.md (arith_operand): Check if the operand
13535 of TRUNCATE is a REG.
13537 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13539 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13540 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13542 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13544 * tree-iterator.c (tsi_split_statement_list_after,
13545 tsi_split_statement_list_before): Remove.
13546 * tree-iterator.h: Remove the prototypes for
13547 tsi_split_statement_list_after and tsi_split_statement_list_before.
13549 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13551 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13552 * tree-ssa-propagate.h: Remove the prototype for
13553 stmt_makes_single_load.
13555 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13557 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13558 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13560 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13562 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13564 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13566 * except.c (eh_region_outer_p): Remove.
13567 * except.h: Remove the prototype for eh_region_outer_p.
13569 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13571 * function.c (current_function_assembler_name): Remove.
13572 * function.h: Remove the prototype for
13573 current_function_assembler_name.
13575 2009-04-16 Ian Lance Taylor <iant@google.com>
13577 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13578 (add_reg_note): Call alloc_reg_note.
13579 * rtl.h (alloc_reg_note): Declare.
13580 * combine.c (try_combine): Use alloc_reg_note.
13581 (recog_for_combine, move_deaths): Likewise.
13582 (distribute_notes): Use alloc_reg_note and add_reg_note.
13583 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13584 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13585 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13587 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13589 PR rtl-optimization/39762
13590 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13591 ira_may_move_out_cost): Add comments about way of their usage.
13592 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13594 * ira-conflicts.c (process_regs_for_copy): Use function
13595 ira_get_register_move_cost instead of global
13596 ira_register_move_cost.
13598 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13599 color_pass, move_spill_restore, update_curr_costs): Ditto.
13601 * ira-lives.c (process_single_reg_class_operands): Ditto.
13603 * ira-emit.c (emit_move_list): Ditto.
13605 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13606 (record_reg_classes): Ditto. Use functions
13607 ira_get_register_move_cost and ira_get_may_move_cost instead of
13608 global vars ira_register_move_cost, ira_may_move_out_cost and
13609 ira_may_move_in_cost.
13610 (record_address_regs): Don't call ira_init_register_move_cost.
13611 Use function ira_get_may_move_cost instead of global
13612 ira_may_move_in_cost.
13613 (process_bb_node_for_hard_reg_moves): Use function
13614 ira_get_register_move_cost instead of global ira_register_move_cost.
13615 (ira_costs): Don't call ira_init_register_move_cost.
13617 2009-04-16 Richard Guenther <rguenther@suse.de>
13619 * tree-cfg.c (verify_gimple_assign_binary):
13620 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13621 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13622 (create_general_new_stmt): Note that this function is broken.
13624 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13626 * common.opt (fhelp): Add Var(help_flag).
13627 * gcc-plugin.h (plugin_info): Add help.
13628 * plugin.c (plugin_name_args): Add help.
13629 (register_plugin_info): Set plugin->help.
13630 (print_help_one_plugin): New.
13631 (print_plugins_help): New.
13632 * plugin.h (print_plugins_help): New.
13633 * toplev.c (toplev_main): Call print_plugins_help if needed.
13635 2009-04-16 Richard Guenther <rguenther@suse.de>
13637 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13638 (gimple_ior_addresses_taken_1): New function.
13639 (gimple_ior_addresses_taken): Likewise.
13640 * gimple.h (struct gimple_statement_with_ops_base): Remove
13641 addresses_taken member.
13642 (gimple_ior_addresses_taken): Declare.
13643 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13644 gimple_set_addresses_taken): Remove.
13645 * ipa-reference.c (mark_address): New function.
13646 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13647 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13648 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13649 (gimple_add_to_addresses_taken): Remove.
13650 (get_tmr_operands): Call mark_address_taken.
13651 (get_asm_expr_operands): Likewise.
13652 (get_expr_operands): Likewise.
13653 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13654 (free_stmt_operands): Do not free it.
13655 * tree-ssa.c (delete_tree_ssa): Likewise.
13656 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13658 2009-04-16 Richard Guenther <rguenther@suse.de>
13660 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13661 (walk_stmt_load_store_ops): Likewise.
13662 * gimple.c (get_base_loadstore): New function.
13663 (walk_stmt_load_store_addr_ops): Likewise.
13664 (walk_stmt_load_store_ops): Likewise.
13665 * ipa-pure-const.c (check_op): Simplify.
13666 (check_load, check_store): New functions.
13667 (check_stmt): Use walk_stmt_load_store_ops.
13668 * ipa-reference.c (mark_load): Adjust signature.
13669 (mark_store): Likewise.
13670 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13672 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13674 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13675 (plugin_info): New.
13676 * opts.c (common_handle_option): Don't call print_version.
13677 * plugin.c (plugin_name_args): Add version.
13678 (register_plugin_info): New.
13679 (register_callback): Handle PLUGIN_INFO.
13680 (try_init_one_plugin): New.
13681 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13683 (finalize_one_plugin): New.
13684 (finalize_plugins): New.
13685 (print_one_plugin): New.
13686 (print_plugins_versions): New.
13687 * plugin.h (print_plugins_versions): New.
13688 (finalize_plugins): New.
13689 * toplev.c (compile_file): Don't call initialize_plugins.
13690 (print_version): Call print_plugins_versions.
13691 (toplev_main): Call initialize_plugins. Print version if needed.
13692 Call finalize_plugins.
13694 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13696 * common.opt (fversion): New.
13697 * gcc.c (print_version): New.
13698 (process_command): Don't print the version. Just set print_version.
13699 (main): Print version. Call subprocesses if print_version and
13700 verbose_flag are set.
13701 * opts.c (common_handle_option): Handle OPT_fversion.
13703 2009-04-16 Richard Guenther <rguenther@suse.de>
13704 Ira Rosen <irar@il.ibm.com>
13706 PR tree-optimization/39698
13707 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13708 type of the reduction variable. Only generate the def if
13711 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13712 make sure to first convert to an integer of the same precision.
13713 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13714 the type of the evolution correctly in computing the new
13715 induction variable base.
13717 2009-04-16 Richard Guenther <rguenther@suse.de>
13719 PR middle-end/39625
13720 * tree-cfg.c (make_blocks): Split statements with to-be
13721 abnormal SSA names on the lhs.
13723 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13725 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13726 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13727 * c-typeck.c (really_start_incremental_init): Likewise.
13728 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13729 (TARGET_INITIALIZER): Remove it.
13730 * target.h (struct target): Remove vector_opaque_p.
13731 * tree.c (build_opaque_vector_type): New.
13732 * tree.h (TYPE_VECTOR_OPAQUE): New.
13733 (build_opaque_vector_type): Declare.
13734 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13735 * config/rs6000/rs6000.c (build_opaque_vector_type,
13736 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13737 (rs6000_init_builtins): Use build_opaque_vector_type for
13738 opaque_V4SI_type_node.
13740 2009-04-15 Catherine Moore <clm@codesourcery.com>
13742 * debug.h (set_name): Declare.
13743 * dwarf2out.c (dwarf2out_set_name): Declare.
13744 (dwarf2_debug_hooks): Add set_name.
13745 (find_AT_string): New.
13746 (add_AT_string): Call find_AT_string.
13747 (dwarf2out_set_name): New.
13748 * cp/decl.c (grokdeclarator): Call set_name.
13749 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13750 * debug.c (do_nothing_debug_hooks): Likewise.
13751 * dbxout.c (dbx_debug_hooks): Likewise.
13752 * sdbout.c (sdb_debug_hooks): Likewise.
13754 2009-04-15 Michael Eager <eager@eagercon.com>
13756 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13757 reg for single-precision FPU.
13758 * config/rs6000/rs6000.md (movsi_internal1): Only for
13759 !TARGET_SINGLE_FPU.
13760 (movsi_internal1_single): New. Add pattern to move SI values to/from
13761 single-precision FP regs.
13763 2009-04-15 Richard Guenther <rguenther@suse.de>
13765 * omp-low.c (lower_rec_input_clauses): Build correct address
13767 (expand_omp_for_generic): Fix multiplication type.
13768 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13769 (generate_memset_zero): Fix types.
13770 * tree-profile.c (prepare_instrumented_value): Correctly
13773 2009-04-15 Ian Lance Taylor <iant@google.com>
13775 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13776 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13777 for -Wall and for -Wc++-compat.
13778 (c_common_post_options): For C++, set warn_enum_compare if not
13780 * c-tree.h (struct c_expr): Add field original_type.
13781 (build_external_ref): Update declaration.
13782 * c-parser.c (c_parser_braced_init): Set original_type.
13783 (c_parser_initelt): Likewise.
13784 (c_parser_expr_no_commas): Likewise.
13785 (c_parser_conditional_expression): Likewise.
13786 (c_parser_cast_expression): Likewise.
13787 (c_parser_unary_expression): Likewise. Pull setting of
13788 original_code to top of function.
13789 (c_parser_sizeof_expression): Set original_type.
13790 (c_parser_alignof_expression): Likewise.
13791 (c_parser_postfix_expression): Likewise. Pull setting of
13792 original_code to top of function.
13793 (c_parser_postfix_expression_after_paren_type): Set original_type.
13794 (c_parser_postfix_expression_after_primary): Likewise.
13795 (c_parser_expression): Likewise.
13796 * c-typeck.c (build_external_ref): Add type parameter. Change all
13798 (c_expr_sizeof_expr): Set original_type field.
13799 (parser_build_unary_op): Likewise.
13800 (parser_build_binary_op): Likewise. Optionally warn about
13801 comparisons of enums of different types.
13802 (digest_init): Set original_type field.
13803 (really_start_incremental_init): Likewise.
13804 (push_init_level, pop_init_level): Likewise.
13805 * doc/invoke.texi (Warning Options): -Wenum-compare now
13808 2009-04-15 Richard Guenther <rguenther@suse.de>
13810 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13811 out a necessary conversion.
13812 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13813 names we didn't value number.
13814 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13816 2009-04-15 Richard Guenther <rguenther@suse.de>
13818 PR tree-optimization/39764
13819 * tree-ssa-ccp.c (get_value): Canonicalize value with
13820 canonicalize_float_value.
13822 2009-04-15 Jan Hubicka <jh@suse.cz>
13824 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13825 Wrong version of patch.
13827 2009-04-15 Jan Hubicka <jh@suse.cz>
13829 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13831 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13833 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13834 our distinct integral and vector types.
13836 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13838 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13839 * init.c (build_vtbl_address): Remove call to assemble_external.
13841 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13843 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13844 output for other floating point modes.
13846 2009-04-14 Diego Novillo <dnovillo@google.com>
13848 * diagnostic.c (diagnostic_report_diagnostic): Do not
13849 warn about loaded plugins for DK_ERROR and DK_WARNING.
13850 * c-decl.c (declspecs_add_type): Move call to
13851 invoke_plugin_callbacks ...
13852 * c-parser.c (c_parser_declspecs): ... here.
13853 * plugin.c (dump_active_plugins): Tidy output.
13855 2009-04-14 Diego Novillo <dnovillo@google.com>
13856 Le-Chun Wu <lcwu@google.com>
13858 * configure.ac: Add --enable-plugin support.
13859 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13860 * Makefile.in (PLUGIN_H): Define.
13861 Export ENABLE_PLUGIN and GMPINC to site.exp.
13862 Add PLUGINLIBS to link command.
13863 Add/modify dependencies for plugin.o and files including plugin.h.
13865 * config.in: Regenerate.
13867 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13870 2009-04-14 Le-Chun Wu <lcwu@google.com>
13872 * tree-pass.h (register_one_dump_file): Add a prototype for
13873 register_one_dump_file.
13874 * toplev.c (compile_file): Call initialize_plugins.
13875 (do_compile): Call invoke_plugin_callbacks.
13876 (toplev_main): Call invoke_plugin_callbacks.
13877 * common.opt: Add -fplugin= and -fplugin-arg-.
13878 * gcc-plugin.h: New public header file for plugins to include.
13879 * plugin.c: New source file.
13880 * plugin.h: New internal header file.
13881 * passes.c (register_one_dump_file): Make it external.
13883 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13885 2009-04-14 Diego Novillo <dnovillo@google.com>
13887 * doc/plugins.texi: New.
13888 * doc/gccint.texi: Add reference to Plugins chapter.
13889 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13890 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13891 loaded plugins, if any.
13892 * timevar.def (TV_PLUGIN_INIT): Define.
13893 (TV_PLUGIN_RUN): Define.
13894 * plugin.c: Include timevar.h
13895 (plugins_active_p): New.
13896 (dump_active_plugins): New.
13897 (debug_active_plugins): New.
13899 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13901 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13903 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13905 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13907 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13908 the same as a minus without a shift.
13910 2009-04-14 Nick Clifton <nickc@redhat.com>
13912 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13913 comparisons with small integers will always produce a short
13916 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13919 2008-12-19 Diego Novillo <dnovillo@google.com>
13921 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13923 2009-04-14 Richard Guenther <rguenther@suse.de>
13925 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13927 (verify_gimple_assign_binary): Likewise. Handle shifts and
13929 (verify_gimple_phi): Print the mismatched argument position.
13930 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13932 (vect_update_init_of_dr): Likewise.
13933 * matrix-reorg.c (transform_access_sites): Do what the
13935 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13937 2009-04-13 Michael Eager <eager@eagercon.com>
13939 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13940 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13941 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13942 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13943 remove duplicate config
13945 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13947 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13948 file_name:line_number type locator of the call site.
13950 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13952 * genautomata.c: Put blank after comma.
13953 (automaton_decls): New.
13954 (struct unit_usage): Add comments to member next.
13955 (store_alt_unit_usage): Keep the list ordered.
13956 (unit_present_on_list_p, equal_alternatives_p): New.
13957 (check_regexp_units_distribution): Check units distribution
13958 correctness correctly.
13959 (main): Don't write automata if error is found. Return correct
13962 * config/m68k/cf.md (cfv4_ds): Remove.
13963 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13964 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13966 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13967 power4-load-ext, power4-store, power4-store-update,
13968 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13969 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13970 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13971 power4-sqrt, power4-isync): Modify reservation to make correct
13972 unit distribution to automata.
13974 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13975 power5-store-update, power5-two, power5-three, power5-lmul,
13976 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13978 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13980 * except.c (pass_set_nothrow_function_flags): Set name and add
13982 (set_nothrow_function_flags): Mention in the dump file when
13983 changing a function to nothrow.
13985 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13988 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13989 instead of unsigned long.
13991 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13993 * config/arm/arm.c (return_used_this_function): Remove.
13994 (arm_output_function_prologue): Remove use of
13995 return_used_this_function.
13996 (output_return_instruction): Replace use of
13997 return_used_this_function
13998 by cfun->machine->return_used_this_function.
13999 (arm_output_epilogue): Likewise.
14000 (arm_output_function_epilogue): Likewise.
14001 (thumb_unexpanded_epilogue): Likewise.
14002 * config/arm/arm.h (struct machine_function):
14003 New member return_used_this_function.
14005 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14007 * doc/install.texi: Correct description of default directory for
14008 --with-gxx-include-dir.
14010 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14012 * fold-const.c (build_range_check): Properly deal with enumeral and
14013 boolean base types.
14015 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14017 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14018 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14019 * params.h (MAX_GCSE_PASSES): Remove.
14020 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14021 in sequence. Remove ability to run multiple passes.
14022 (bypass_jumps): Report run as third CPROP pass.
14024 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14026 PR middle-end/39651
14027 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14028 when deciding whether the whole SEQUENCE can throw.
14030 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14033 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14034 offseted label references.
14036 2009-04-11 Jan Hubicka <jh@suse.cz>
14038 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14040 2009-04-11 Richard Guenther <rguenther@suse.de>
14042 PR middle-end/39732
14043 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14044 return variables as TREE_ADDRESSABLE.
14046 2009-04-11 Richard Guenther <rguenther@suse.de>
14048 PR tree-optimization/39713
14049 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14050 reference trees have SSA_NAME operands.
14052 2009-04-11 Richard Guenther <rguenther@suse.de>
14055 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14056 address expressions.
14058 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14060 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14061 match changes in Cygwin 1.7
14062 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14063 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14065 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14067 PR tree-optimization/39701
14068 * doc/invoke.texi (Optimization Options): Document change in
14069 meaning and initialization of -fdelete-null-pointer-checks.
14071 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14073 PR middle-end/39701
14074 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14076 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14079 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14081 2009-04-10 Chao-ying Fu <fu@mips.com>
14083 * doc/tm.texi (Instruction Output): Document
14084 TARGET_ASM_FINAL_POSTSCAN_INSN.
14085 * target.h (final_postscan_insn): New field in asm_out.
14086 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14087 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14088 * final.c (final_scan_insn): Call
14089 targetm.asm_out.final_postscan_insn after outputting
14090 an asm macro and a normal instruction.
14092 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14093 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14094 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14095 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14096 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14098 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14100 PR middle-end/39701
14101 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14102 variables as non-NULL even with -fdelete-null-pointer-checks.
14104 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14106 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14108 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14111 * config/i386/i386.c (classify_argument): Handle SCmode with
14112 (bit_offset % 64) != 0.
14114 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14116 * doc/invoke.texi (Optimize Options): Add cross-reference to
14117 -Q --help=optimizers examples.
14119 2009-04-10 Ben Elliston <bje@au.ibm.com>
14122 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14123 regalign for the reg == fpr and TDmode case.
14125 2009-04-09 David Ayers <ayers@fsfe.org>
14128 * objc/objc-act.c (warn_with_method): Remove helper function.
14129 (check_duplicates): Call warning and inform directly.
14130 (really_start_method): Likewise.
14132 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14134 * expmed.c (expand_divmod): Always use a comparison for a division
14135 by a large unsigned integer.
14137 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14138 for things others than variables or functions as nonzero.
14140 2009-04-09 Nick Clifton <nickc@redhat.com>
14142 * unwind-compat.c: Change copyright header to refer to version
14143 3 of the GNU General Public License with version 3.1 of the
14144 GCC Runtime Library Exception and to point readers at the
14145 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14146 * config/alpha/crtfastmath.c: Likewise.
14147 * config/alpha/linux-unwind.h: Likewise.
14148 * config/alpha/qrnnd.asm: Likewise.
14149 * config/alpha/vms-crt0-64.c: Likewise.
14150 * config/alpha/vms-crt0.c: Likewise.
14151 * config/alpha/vms-dwarf2.asm: Likewise.
14152 * config/alpha/vms-dwarf2eh.asm: Likewise.
14153 * config/alpha/vms-psxcrt0-64.c: Likewise.
14154 * config/alpha/vms-psxcrt0.c: Likewise.
14155 * config/alpha/vms_tramp.asm: Likewise.
14156 * config/arc/initfini.c: Likewise.
14157 * config/arc/lib1funcs.asm: Likewise.
14158 * config/arm/bpabi-v6m.S: Likewise.
14159 * config/arm/bpabi.S: Likewise.
14160 * config/arm/bpabi.c: Likewise.
14161 * config/arm/crti.asm: Likewise.
14162 * config/arm/crtn.asm: Likewise.
14163 * config/arm/ieee754-df.S: Likewise.
14164 * config/arm/ieee754-sf.S: Likewise.
14165 * config/arm/lib1funcs.asm: Likewise.
14166 * config/arm/libunwind.S: Likewise.
14167 * config/arm/linux-atomic.c: Likewise.
14168 * config/arm/mmintrin.h: Likewise.
14169 * config/arm/pr-support.c: Likewise.
14170 * config/arm/unaligned-funcs.c: Likewise.
14171 * config/arm/unwind-arm.c: Likewise.
14172 * config/arm/unwind-arm.h: Likewise.
14173 * config/avr/libgcc.S: Likewise.
14174 * config/bfin/crti.s: Likewise.
14175 * config/bfin/crtlibid.s: Likewise.
14176 * config/bfin/crtn.s: Likewise.
14177 * config/bfin/lib1funcs.asm: Likewise.
14178 * config/bfin/linux-unwind.h: Likewise.
14179 * config/cris/arit.c: Likewise.
14180 * config/cris/cris_abi_symbol.c: Likewise.
14181 * config/darwin-64.c: Likewise.
14182 * config/darwin-crt2.c: Likewise.
14183 * config/darwin-crt3.c: Likewise.
14184 * config/darwin.h: Likewise.
14185 * config/dbxelf.h: Likewise.
14186 * config/dfp-bit.c: Likewise.
14187 * config/dfp-bit.h: Likewise.
14188 * config/elfos.h: Likewise.
14189 * config/fixed-bit.c: Likewise.
14190 * config/fixed-bit.h: Likewise.
14191 * config/fp-bit.c: Likewise.
14192 * config/fp-bit.h: Likewise.
14193 * config/fr30/crti.asm: Likewise.
14194 * config/fr30/crtn.asm: Likewise.
14195 * config/fr30/lib1funcs.asm: Likewise.
14196 * config/freebsd-spec.h: Likewise.
14197 * config/frv/cmovd.c: Likewise.
14198 * config/frv/cmovh.c: Likewise.
14199 * config/frv/cmovw.c: Likewise.
14200 * config/frv/frvbegin.c: Likewise.
14201 * config/frv/frvend.c: Likewise.
14202 * config/frv/lib1funcs.asm: Likewise.
14203 * config/glibc-stdint.h: Likewise.
14204 * config/h8300/clzhi2.c: Likewise.
14205 * config/h8300/crti.asm: Likewise.
14206 * config/h8300/crtn.asm: Likewise.
14207 * config/h8300/ctzhi2.c: Likewise.
14208 * config/h8300/fixunssfsi.c: Likewise.
14209 * config/h8300/lib1funcs.asm: Likewise.
14210 * config/h8300/parityhi2.c: Likewise.
14211 * config/h8300/popcounthi2.c: Likewise.
14212 * config/i386/ammintrin.h: Likewise.
14213 * config/i386/att.h: Likewise.
14214 * config/i386/avxintrin.h: Likewise.
14215 * config/i386/biarch64.h: Likewise.
14216 * config/i386/bmmintrin.h: Likewise.
14217 * config/i386/cpuid.h: Likewise.
14218 * config/i386/cross-stdarg.h: Likewise.
14219 * config/i386/crtfastmath.c: Likewise.
14220 * config/i386/crtprec.c: Likewise.
14221 * config/i386/cygming-crtbegin.c: Likewise.
14222 * config/i386/cygming-crtend.c: Likewise.
14223 * config/i386/cygwin.asm: Likewise.
14224 * config/i386/emmintrin.h: Likewise.
14225 * config/i386/gmm_malloc.h: Likewise.
14226 * config/i386/gthr-win32.c: Likewise.
14227 * config/i386/i386.h: Likewise.
14228 * config/i386/immintrin.h: Likewise.
14229 * config/i386/linux-unwind.h: Likewise.
14230 * config/i386/linux64.h: Likewise.
14231 * config/i386/mm3dnow.h: Likewise.
14232 * config/i386/mmintrin-common.h: Likewise.
14233 * config/i386/mmintrin.h: Likewise.
14234 * config/i386/nmmintrin.h: Likewise.
14235 * config/i386/pmm_malloc.h: Likewise.
14236 * config/i386/pmmintrin.h: Likewise.
14237 * config/i386/smmintrin.h: Likewise.
14238 * config/i386/sol2-c1.asm: Likewise.
14239 * config/i386/sol2-ci.asm: Likewise.
14240 * config/i386/sol2-cn.asm: Likewise.
14241 * config/i386/sol2-gc1.asm: Likewise.
14242 * config/i386/tmmintrin.h: Likewise.
14243 * config/i386/unix.h: Likewise.
14244 * config/i386/w32-unwind.h: Likewise.
14245 * config/i386/wmmintrin.h: Likewise.
14246 * config/i386/x86-64.h: Likewise.
14247 * config/i386/x86intrin.h: Likewise.
14248 * config/i386/xmmintrin.h: Likewise.
14249 * config/ia64/crtbegin.asm: Likewise.
14250 * config/ia64/crtend.asm: Likewise.
14251 * config/ia64/crtfastmath.c: Likewise.
14252 * config/ia64/crti.asm: Likewise.
14253 * config/ia64/crtn.asm: Likewise.
14254 * config/ia64/fde-glibc.c: Likewise.
14255 * config/ia64/lib1funcs.asm: Likewise.
14256 * config/ia64/linux-unwind.h: Likewise.
14257 * config/ia64/quadlib.c: Likewise.
14258 * config/ia64/unwind-ia64.c: Likewise.
14259 * config/linux.h: Likewise.
14260 * config/m32c/m32c-lib1.S: Likewise.
14261 * config/m32c/m32c-lib2-trapv.c: Likewise.
14262 * config/m32c/m32c-lib2.c: Likewise.
14263 * config/m32r/initfini.c: Likewise.
14264 * config/m68hc11/larith.asm: Likewise.
14265 * config/m68hc11/m68hc11-crt0.S: Likewise.
14266 * config/m68k/cf.md: Likewise.
14267 * config/m68k/crti.s: Likewise.
14268 * config/m68k/crtn.s: Likewise.
14269 * config/m68k/lb1sf68.asm: Likewise.
14270 * config/m68k/linux-unwind.h: Likewise.
14271 * config/mcore/crti.asm: Likewise.
14272 * config/mcore/crtn.asm: Likewise.
14273 * config/mcore/lib1.asm: Likewise.
14274 * config/mips/linux-unwind.h: Likewise.
14275 * config/mips/loongson.h: Likewise.
14276 * config/mips/mips16.S: Likewise.
14277 * config/mmix/crti.asm: Likewise.
14278 * config/mmix/crtn.asm: Likewise.
14279 * config/pa/fptr.c: Likewise.
14280 * config/pa/hpux-unwind.h: Likewise.
14281 * config/pa/lib2funcs.asm: Likewise.
14282 * config/pa/linux-atomic.c: Likewise.
14283 * config/pa/linux-unwind.h: Likewise.
14284 * config/pa/milli64.S: Likewise.
14285 * config/pa/quadlib.c: Likewise.
14286 * config/pa/stublib.c: Likewise.
14287 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14288 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14289 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14290 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14291 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14292 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14293 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14294 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14295 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14296 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14297 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14298 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14299 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14300 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14301 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14302 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14303 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14304 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14305 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14306 * config/rs6000/750cl.h: Likewise.
14307 * config/rs6000/altivec.h: Likewise.
14308 * config/rs6000/biarch64.h: Likewise.
14309 * config/rs6000/crtresfpr.asm: Likewise.
14310 * config/rs6000/crtresgpr.asm: Likewise.
14311 * config/rs6000/crtresxfpr.asm: Likewise.
14312 * config/rs6000/crtresxgpr.asm: Likewise.
14313 * config/rs6000/crtsavfpr.asm: Likewise.
14314 * config/rs6000/crtsavgpr.asm: Likewise.
14315 * config/rs6000/darwin-asm.h: Likewise.
14316 * config/rs6000/darwin-fallback.c: Likewise.
14317 * config/rs6000/darwin-fpsave.asm: Likewise.
14318 * config/rs6000/darwin-ldouble.c: Likewise.
14319 * config/rs6000/darwin-tramp.asm: Likewise.
14320 * config/rs6000/darwin-unwind.h: Likewise.
14321 * config/rs6000/darwin-vecsave.asm: Likewise.
14322 * config/rs6000/darwin-world.asm: Likewise.
14323 * config/rs6000/e500crtres32gpr.asm: Likewise.
14324 * config/rs6000/e500crtres64gpr.asm: Likewise.
14325 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14326 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14327 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14328 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14329 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14330 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14331 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14332 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14333 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14334 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14335 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14336 * config/rs6000/eabi-ci.asm: Likewise.
14337 * config/rs6000/eabi-cn.asm: Likewise.
14338 * config/rs6000/eabi.asm: Likewise.
14339 * config/rs6000/linux-unwind.h: Likewise.
14340 * config/rs6000/linux64.h: Likewise.
14341 * config/rs6000/paired.h: Likewise.
14342 * config/rs6000/paired.md: Likewise.
14343 * config/rs6000/ppc64-fp.c: Likewise.
14344 * config/rs6000/ppu_intrinsics.h: Likewise.
14345 * config/rs6000/rs6000.h: Likewise.
14346 * config/rs6000/si2vmx.h: Likewise.
14347 * config/rs6000/sol-ci.asm: Likewise.
14348 * config/rs6000/sol-cn.asm: Likewise.
14349 * config/rs6000/spe.h: Likewise.
14350 * config/rs6000/spu2vmx.h: Likewise.
14351 * config/rs6000/sysv4.h: Likewise.
14352 * config/rs6000/tramp.asm: Likewise.
14353 * config/rs6000/vec_types.h: Likewise.
14354 * config/s390/linux-unwind.h: Likewise.
14355 * config/s390/tpf-unwind.h: Likewise.
14356 * config/score/crti.asm: Likewise.
14357 * config/score/crtn.asm: Likewise.
14358 * config/sh/crt1.asm: Likewise.
14359 * config/sh/crti.asm: Likewise.
14360 * config/sh/crtn.asm: Likewise.
14361 * config/sh/divtab-sh4-300.c: Likewise.
14362 * config/sh/divtab-sh4.c: Likewise.
14363 * config/sh/divtab.c: Likewise.
14364 * config/sh/lib1funcs-4-300.asm: Likewise.
14365 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14366 * config/sh/lib1funcs.asm: Likewise.
14367 * config/sh/lib1funcs.h: Likewise.
14368 * config/sh/linux-atomic.asm: Likewise.
14369 * config/sh/linux-unwind.h: Likewise.
14370 * config/sh/shmedia.h: Likewise.
14371 * config/sh/sshmedia.h: Likewise.
14372 * config/sh/ushmedia.h: Likewise.
14373 * config/sparc/crtfastmath.c: Likewise.
14374 * config/sparc/linux-unwind.h: Likewise.
14375 * config/sparc/sol2-c1.asm: Likewise.
14376 * config/sparc/sol2-ci.asm: Likewise.
14377 * config/sparc/sol2-cn.asm: Likewise.
14378 * config/spu/divmodti4.c: Likewise.
14379 * config/spu/divv2df3.c: Likewise.
14380 * config/spu/float_disf.c: Likewise.
14381 * config/spu/float_unsdidf.c: Likewise.
14382 * config/spu/float_unsdisf.c: Likewise.
14383 * config/spu/float_unssidf.c: Likewise.
14384 * config/spu/mfc_multi_tag_release.c: Likewise.
14385 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14386 * config/spu/mfc_tag_release.c: Likewise.
14387 * config/spu/mfc_tag_reserve.c: Likewise.
14388 * config/spu/mfc_tag_table.c: Likewise.
14389 * config/spu/multi3.c: Likewise.
14390 * config/spu/spu_internals.h: Likewise.
14391 * config/spu/spu_intrinsics.h: Likewise.
14392 * config/spu/spu_mfcio.h: Likewise.
14393 * config/spu/vec_types.h: Likewise.
14394 * config/spu/vmx2spu.h: Likewise.
14395 * config/stormy16/stormy16-lib2.c: Likewise.
14396 * config/svr4.h: Likewise.
14397 * config/sync.c: Likewise.
14398 * config/v850/lib1funcs.asm: Likewise.
14399 * config/vxlib-tls.c: Likewise.
14400 * config/vxlib.c: Likewise.
14401 * config/vxworks-dummy.h: Likewise.
14402 * config/xtensa/crti.asm: Likewise.
14403 * config/xtensa/crtn.asm: Likewise.
14404 * config/xtensa/ieee754-df.S: Likewise.
14405 * config/xtensa/ieee754-sf.S: Likewise.
14406 * config/xtensa/lib1funcs.asm: Likewise.
14407 * config/xtensa/lib2funcs.S: Likewise.
14408 * config/xtensa/linux-unwind.h: Likewise.
14409 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14410 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14411 * coretypes.h: Likewise.
14412 * crtstuff.c: Likewise.
14413 * defaults.h: Likewise.
14414 * dwarf2.h: Likewise.
14415 * emutls.c: Likewise.
14416 * gbl-ctors.h: Likewise.
14417 * gcov-io.h: Likewise.
14418 * ginclude/float.h: Likewise.
14419 * ginclude/iso646.h: Likewise.
14420 * ginclude/stdarg.h: Likewise.
14421 * ginclude/stdbool.h: Likewise.
14422 * ginclude/stddef.h: Likewise.
14423 * ginclude/stdfix.h: Likewise.
14424 * ginclude/stdint-gcc.h: Likewise.
14425 * ginclude/tgmath.h: Likewise.
14426 * gthr-aix.h: Likewise.
14427 * gthr-dce.h: Likewise.
14428 * gthr-gnat.c: Likewise.
14429 * gthr-gnat.h: Likewise.
14430 * gthr-lynx.h: Likewise.
14431 * gthr-mipssde.h: Likewise.
14432 * gthr-nks.h: Likewise.
14433 * gthr-posix.c: Likewise.
14434 * gthr-posix.h: Likewise.
14435 * gthr-posix95.h: Likewise.
14436 * gthr-rtems.h: Likewise.
14437 * gthr-single.h: Likewise.
14438 * gthr-solaris.h: Likewise.
14439 * gthr-tpf.h: Likewise.
14440 * gthr-vxworks.h: Likewise.
14441 * gthr-win32.h: Likewise.
14442 * gthr.h: Likewise.
14443 * libgcc2.c: Likewise.
14444 * libgcc2.h: Likewise.
14445 * libgcov.c: Likewise.
14446 * tsystem.h: Likewise.
14447 * typeclass.h: Likewise.
14448 * unwind-c.c: Likewise.
14449 * unwind-compat.h: Likewise.
14450 * unwind-dw2-fde-compat.c: Likewise.
14451 * unwind-dw2-fde-darwin.c: Likewise.
14452 * unwind-dw2-fde-glibc.c: Likewise.
14453 * unwind-dw2-fde.c: Likewise.
14454 * unwind-dw2-fde.h: Likewise.
14455 * unwind-dw2.c: Likewise.
14456 * unwind-dw2.h: Likewise.
14457 * unwind-generic.h: Likewise.
14458 * unwind-pe.h: Likewise.
14459 * unwind-sjlj.c: Likewise.
14460 * unwind.inc: Likewise.
14461 * config/arm/neon-gen.ml: Change generated copyright header to
14462 refer to version 3 of the GNU General Public License with
14463 version 3.1 of the GCC Runtime Library Exception and to point
14464 readers at the COPYING3 and COPYING3.RUNTIME files and the
14465 FSF's license web page.
14466 * config/arm/arm_neon.h: Regenerate.
14468 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14470 * config/cris/cris.md: Change copyright header to refer to version
14471 3 of the GNU General Public License.
14472 * doc/install.texi2html: Change copyright header to refer to version
14473 3 of the GNU General Public License and to point readers at the
14474 COPYING3 file and the FSF's license web page.
14475 * config/vax/linux.h: Likewise.
14477 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14479 * config/i386/i386.md (cmpcc): New.
14480 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14481 (sync_compare_and_swap_cc*): Delete.
14483 * config/s390/s390.c (s390_compare_emitted): Remove.
14484 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14485 s390_compare_emitted used to be handled. Assert that modes match.
14486 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14487 refer to sync_compare_and_swap_ccsi.
14488 * config/s390/s390.h (s390_compare_emitted): Remove.
14489 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14490 instead of s390_compare_emitted.
14491 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14492 instead of s390_compare_emitted.
14493 * config/s390/s390.md (cmpcc): New.
14494 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14495 CC_REGNUM, do not pretend it's set.
14496 (sync_compare_and_swap_cc*): Delete.
14497 * config/s390/predicates.md (cc_reg_operand): New.
14499 * expr.c (sync_compare_and_swap_cc): Delete.
14500 * optabs.h (sync_compare_and_swap_cc): Delete.
14501 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14502 is being used with can_compare_p.
14503 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14504 (find_cc_set): New.
14505 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14506 look for a MODE_CC set instead. Use emit_store_flag.
14507 (expand_compare_and_swap_loop): Likewise, with some additional
14508 complication to avoid a force_reg when useless. Use
14509 emit_cmp_and_jump_insns.
14510 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14511 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14512 sync_compare_and_swap documentation.
14514 2009-04-09 Jan Hubicka <jh@suse.cz>
14516 * except.c (find_prev_try): Break out from ....
14517 (duplicate_eh_regions): ... here; properly update prev_try pointers
14518 when duplication part of tree.
14519 (dump_eh_tree): Improve dumping.
14520 (verify_eh_region): New.
14521 (verify_eh_tree): Use it.
14523 2009-04-06 Richard Guenther <rguenther@suse.de>
14525 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14526 &ARRAY addresses by adjusting their types and prepending
14528 * tree-cfg.c (verify_gimple_assign_single): Verify that
14529 addresses are correct.
14531 2009-04-09 Richard Guenther <rguenther@suse.de>
14533 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14534 indices into an array reference if possible.
14535 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14536 Fold POINTER_PLUS_EXPR statements with invariant address.
14538 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14541 * config.gcc (powerpc64-*-linux*): Always build biarch.
14543 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14546 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14547 it and pedwarn if this results in an INTEGER_CST.
14549 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14551 * doc/install.texi: Update minimum GMP version. Remove obsolete
14552 text in MPFR section.
14554 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14556 * dwarf2out.c (class_scope_p): New static inline.
14557 (class_or_namespace_scope_p): Use it.
14558 (gen_variable_die): Use DW_TAG_member tag for static data member
14559 declarations instead of DW_TAG_variable.
14561 PR middle-end/39573
14562 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14565 2009-04-08 Richard Guenther <rguenther@suse.de>
14567 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14568 valueize random data.
14570 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14572 * config.gcc (aix tm_file): Add aix-stdint.h.
14573 (aix tm clause use_gcc_stdint): Set to wrap.
14574 * config/rs6000/aix-stdint.h: New file.
14576 2009-04-08 Richard Guenther <rguenther@suse.de>
14578 PR middle-end/36291
14579 * tree-dfa.c (add_referenced_var): Do not recurse into
14580 global initializers.
14581 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14583 (fold_const_aggregate_ref): Likewise.
14585 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14587 * recog.c (ordered_comparison_operator): New.
14588 * gensupport.c (std_preds): Add it.
14589 * doc/md.texi (Machine-Independent Predicates): Document it.
14591 2009-04-08 Jan Hubicka <jh@suse.cz>
14593 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14594 * function.h (rtl_eh): Remove exception_handler_label_map.
14595 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14596 remove_exception_handler_label, for_each_eh_label_1): Remove.
14597 (rtl_remove_unreachable_regions): Remove.
14598 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14599 (find_exception_handler_labels): Don't build the hashtable.
14600 (maybe_remove_eh_handler): Remove.
14601 (for_each_eh_label): Rewrite to walk the tree.
14602 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14603 * except.h (maybe_remove_eh_handler): Remove.
14604 * passes.c (init_optimization_passes): Schedule second EH cleanup
14606 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14607 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14609 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14611 * genoutput.c (validate_optab_operands): New.
14612 (gen_insn, gen_expand): Call it.
14614 * genflags.c (gen_insn): Detect misused iterators.
14615 (main): Pass line_no to gen_insn, exit with status 1 on error.
14617 * genextract.c (line_no): Make global.
14618 (VEC_safe_set_locstr): Change assertion to error message.
14619 (main): Exit with status 1 on error.
14621 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14625 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14626 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14627 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14628 * c-convert.c (convert): Do not call fold on results of conversion
14629 functions when the result is a C_MAYBE_CONST_EXPR.
14630 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14631 of __builtin_choose_expr.
14632 * c-typeck.c (remove_c_maybe_const_expr): New.
14633 (build_unary_op, build_conditional_expr, build_compound_expr,
14634 build_binary_op, c_objc_common_truthvalue_conversion): Call
14635 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14638 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14640 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14641 CODE to produce a new one. Add a prototype to use fold_convert_const
14643 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14646 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14647 mix declarations and code.
14649 2009-04-08 Ben Elliston <bje@au.ibm.com>
14651 * gcc.c: Replace `CC' with `GCC' throughout.
14653 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14655 * doc/invoke.texi: Document Atom support.
14657 2009-04-07 Jason Merrill <jason@redhat.com>
14660 * c-common.h, c-common.c: Add flag_pretty_templates.
14661 * c-opts.c (c_common_handle_option): Set it.
14662 * c.opt: Add -fno-pretty-templates.
14663 * doc/invoke.texi (C++ Dialect Options): Likewise.
14665 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14667 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14668 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14669 (ia64_expand_builtin): Likewise.
14671 2009-04-07 Martin Jambor <mjambor@suse.cz>
14673 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14674 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14675 ADDR_EXPRS are include too.
14677 2009-04-07 Richard Guenther <rguenther@suse.de>
14679 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14680 decls are only used if passes as parameters or if they are
14681 local statics and the call is not to a builtin.
14682 (call_may_clobber_ref_p_1): Likewise.
14684 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14686 * expr.c (do_store_flag): Remove last argument. Simplify code
14687 to avoid duplication of tests already done by can_compare_p.
14688 (expand_expr_real_1): Adjust caller.
14690 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14692 * optabs.c (can_compare_p): Test the predicate of a
14693 cbranch and cstore pattern.
14695 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14697 * expr.c (convert_move): Use emit_store_flag instead of
14700 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14702 * config/i386/i386.c (ix86_compare_emitted): Remove.
14703 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14704 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14705 * config/i386/i386.h (ix86_compare_emitted): Remove.
14706 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14707 instead of ix86_compare_emitted.
14708 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14710 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14712 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14713 Add t-sysroot-suffix to tmake_file.
14714 * config/print-sysroot-suffix.sh: New file.
14715 * config/t-sysroot-suffix: New file.
14717 2009-04-07 Ben Elliston <bje@au.ibm.com>
14719 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14720 as the latter produces a warning when the target does not support
14723 2009-04-07 Ben Elliston <bje@au.ibm.com>
14725 * dfp.c: Replace type punning assignments with memcpy throughout.
14726 * Makefile.in (dfp.o-warn): Remove.
14728 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14731 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14732 Include soft-fp/t-softfp after rs6000/t-linux64.
14734 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14736 * stor-layout.c (set_sizetype): Use the full precision of their
14737 machine mode for bitsize types.
14739 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14741 * config/i386/i386.md: Revert 2 accidental checkins.
14743 2009-04-06 Joey Ye <joey.ye@intel.com>
14744 Xuepeng Guo <xuepeng.guo@intel.com>
14745 H.J. Lu <hongjiu.lu@intel.com>
14747 Atom pipeline model, tuning and insn selection.
14748 * config.gcc (atom): Add atom config options and target.
14750 * config/i386/atom.md: New.
14752 * config/i386/i386.c (atom_cost): New cost.
14753 (m_ATOM): New macro flag.
14754 (initial_ix86_tune_features): Set m_ATOM.
14755 (x86_accumulate_outgoing_args): Likewise.
14756 (x86_arch_always_fancy_math_387): Likewise.
14757 (processor_target): Add Atom cost.
14758 (cpu_names): Add Atom cpu name.
14759 (override_options): Set Atom ISA.
14760 (ix86_issue_rate): New case PROCESSOR_ATOM.
14761 (ix86_adjust_cost): Likewise.
14763 * config/i386/i386.h (TARGET_ATOM): New target macro.
14764 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14765 (TARGET_OPT_AGU): New target option.
14766 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14767 (processor_type): Add PROCESSOR_ATOM.
14769 * config/i386/i386.md (cpu): Add new value "atom".
14770 (use_carry, movu): New attr.
14771 (atom.md): Include atom.md.
14772 (adddi3_carry_rex64): Set attr "use_carry".
14773 (addqi3_carry): Likewise.
14774 (addhi3_carry): Likewise.
14775 (addsi3_carry): Likewise.
14776 (*addsi3_carry_zext): Likewise.
14777 (subdi3_carry_rex64): Likewise.
14778 (subqi3_carry): Likewise.
14779 (subhi3_carry): Likewise.
14780 (subsi3_carry): Likewise.
14781 (x86_movdicc_0_m1_rex64): Likewise.
14782 (*x86_movdicc_0_m1_se): Likewise.
14783 (x86_movsicc_0_m1): Likewise.
14784 (*x86_movsicc_0_m1_se): Likewise.
14785 (*adddi_1_rex64): Emit add insn as much as possible.
14786 (*addsi_1): Likewise.
14787 (return_internal): Set atom_unit.
14788 (return_internal_long): Likewise.
14789 (return_pop_internal): Likewise.
14790 (*rcpsf2_sse): Set atom_sse_attr attr.
14791 (*qrt<mode>2_sse): Likewise.
14792 (*prefetch_sse): Likewise.
14794 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14796 (ix86_target_macros_internal): Likewise.
14798 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14799 (*prefetch_sse_rex): Likewise.
14800 (sse_rcpv4sf2): Likewise.
14801 (sse_vmrcpv4sf2): Likewise.
14802 (sse_sqrtv4sf2): Likewise.
14803 (<sse>_vmsqrt<mode>2): Likewise.
14804 (sse_ldmxcsr): Likewise.
14805 (sse_stmxcsr): Likewise.
14806 (*sse_sfence): Likewise.
14807 (sse2_clflush): Likewise.
14808 (*sse2_mfence): Likewise.
14809 (*sse2_lfence): Likewise.
14810 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14811 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14812 (avx_movdqu<avxmodesuffix>): Likewise.
14813 (avx_lddqu<avxmodesuffix>): Likewise.
14814 (sse2_movntv2di): Change attr "type" to "ssemov".
14815 (sse2_movntsi): Likewise.
14816 (rsqrtv8sf2): Change attr "type" to "sseadd".
14817 (sse3_addsubv2df3): Set attr "atom_unit".
14818 (sse3_h<plusminus_insn>v4sf3): Likewise.
14819 (*sse2_pmaddwd): Likewise.
14820 (*vec_extractv2di_1_rex64): Likewise.
14821 (*vec_extractv2di_1_avx): Likewise.
14822 (sse2_psadbw): Likewise.
14823 (ssse3_phaddwv8hi3): Likewise.
14824 (ssse3_phaddwv4hi3): Likewise.
14825 (ssse3_phadddv4si3): Likewise.
14826 (ssse3_phadddv2si3): Likewise.
14827 (ssse3_phaddswv8hi3): Likewise.
14828 (ssse3_phaddswv4hi3): Likewise.
14829 (ssse3_phsubwv8hi3): Likewise.
14830 (ssse3_phsubwv4hi3): Likewise.
14831 (ssse3_phsubdv4si3): Likewise.
14832 (ssse3_phsubdv2si3): Likewise.
14833 (ssse3_phsubswv8hi3): Likewise.
14834 (ssse3_phsubswv4hi3): Likewise.
14835 (ssse3_pmaddubsw128): Likewise.
14836 (sse3_pmaddubsw: Likewise.
14837 (ssse3_palignrti): Likewise.
14838 (ssse3_palignrdi): Likewise.
14840 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14842 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14844 2009-04-06 Richard Guenther <rguenther@suse.de>
14846 PR tree-optimization/28868
14847 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14848 of which PHI results we inserted.
14849 (insert_into_preds_of_block): Record inserted PHIs.
14850 (eliminate): Eliminate redundant PHI nodes.
14851 (init_pre): Init inserted_phi_names.
14853 2009-04-06 Richard Guenther <rguenther@suse.de>
14855 PR tree-optimization/39643
14856 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14857 IMAGPART_EXPRs of complex constants.
14858 (execute_fold_all_builtins): If we folded a call queue
14859 TODO_update_address_taken.
14861 2009-04-06 Jan Hubicka <jh@suse.cz>
14863 PR middle-end/39659
14864 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14867 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14869 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14871 (ic_invalidate_array): Likewise.
14873 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14875 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14876 alignment for library calls.
14878 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14880 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14881 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14882 * config/i386/mingw-stdint.h: New file.
14884 2009-04-05 Richard Guenther <rguenther@suse.de>
14886 PR tree-optimization/39648
14887 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14888 our &A vs. &A[0] IL deficiencies.
14890 2009-04-04 Jan Hubicka <jh@suse.cz>
14892 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14893 removed toplevel regions.
14894 (sjlj_mark_call_sites): Likewise.
14896 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14898 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14899 (cygwin tm clause use_gcc_stdint): Set to wrap.
14900 * config/i386/cygwin-stdint.h: New file.
14902 2009-04-04 Richard Guenther <rguenther@suse.de>
14904 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14905 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14906 single-argument PHIs if we are in loop-closed SSA form.
14907 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14908 for the pre-condition.
14909 (slpeel_tree_peel_loop_to_edge): Likewise.
14910 (vect_build_loop_niters): Take an optional sequence to append stmts.
14911 (vect_generate_tmps_on_preheader): Likewise.
14912 (vect_do_peeling_for_loop_bound): Take extra guards for the
14914 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14915 the cost model check.
14916 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14917 guards if we are going to peel. Do not apply versioning in that case.
14918 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14919 (vect_do_peeling_for_loop_bound): Likewise.
14920 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14921 loop bound only record extra pre-conditions, do not apply loop
14924 2009-04-04 Richard Guenther <rguenther@suse.de>
14926 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14929 2009-04-04 Jan Hubicka <jh@suse.cz>
14931 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14932 last_basic_block for size of bb->index indexed array.
14933 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14934 compute_out, link_btr_uses, build_btr_def_use_webs,
14935 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14937 2009-04-04 Jan Hubicka <jh@suse.cz>
14939 * except.c (remove_eh_handler_and_replace): Break out from ...
14940 (remove_eh_handler): ... here.
14941 (bring_to_root): New function.
14942 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14943 handled ones, bring others to root of tree.
14945 2009-04-04 Jan Hubicka <jh@suse.cz>
14947 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14948 (all_phis_safe_to_merge): New function.
14949 (update_info): New structure.
14950 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14951 (cleanup_empty_eh): Update SSA if possible.
14953 2009-04-04 Richard Guenther <rguenther@suse.de>
14955 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14956 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14957 (append_vuse): Likewise.
14959 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14961 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14962 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14963 instead of REG_UNSAVED for DW_CFA_undefined.
14964 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14965 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14968 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14971 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14972 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14973 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14975 2009-04-04 Richard Guenther <rguenther@suse.de>
14977 PR tree-optimization/8781
14978 PR tree-optimization/37892
14979 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14980 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14981 (valueize_refs): Call it for *& valueizations.
14982 (shared_reference_ops_from_ref): Rename to ...
14983 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14984 (shared_reference_ops_from_call): Rename to ...
14985 (valueize_shared_reference_ops_from_call): ... this and valueize.
14986 (vn_reference_lookup): Update.
14987 (visit_reference_op_call): Likewise.
14988 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14989 (eliminate): Value-replace the call address in call statements.
14991 2009-04-04 Richard Guenther <rguenther@suse.de>
14993 PR tree-optimization/39636
14994 * tree-ssa-forwprop.c
14995 (forward_propagate_addr_into_variable_array_index): Check for
14996 GIMPLE_ASSIGN before accessing the rhs code.
14998 2009-04-03 Jason Merrill <jason@redhat.com>
15000 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15002 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15004 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15005 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15006 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15007 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15008 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15009 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15010 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15011 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15012 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15013 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15014 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15015 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15016 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15017 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15018 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15019 Use fr_reg_or_fp01_operand instead of fr_register_operand
15021 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15022 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15023 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15025 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15027 PR rtl-optimization/39607
15028 PR rtl-optimization/39631
15032 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15033 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15034 instead of DF_LR_OUT.
15035 * ira-lives.c (process_bb_node_lives): Ditto.
15036 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15037 instead of DF_LR_{OUT,IN}.
15038 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15039 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15041 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15043 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15044 (execute_lower_omp): Always run but take the short way out if -fopenmp
15046 (gate_lower_omp): Remove, forcing the pass manager to always run the
15047 pass and always set PROP_gimple_lomp.
15048 (pass_lower_omp): Remove gate function.
15049 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15050 PROP_trees. Instead, require it.
15051 * ipa-cp.c (pass_ipa_cp): Likewise.
15052 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15053 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15054 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15055 and PROP_gimple_leh.
15057 2009-04-03 Richard Guenther <rguenther@suse.de>
15059 PR middle-end/13146
15060 PR tree-optimization/23940
15061 PR tree-optimization/33237
15062 PR middle-end/33974
15063 PR middle-end/34093
15064 PR tree-optimization/36201
15065 PR tree-optimization/36230
15066 PR tree-optimization/38049
15067 PR tree-optimization/38207
15068 PR tree-optimization/38230
15069 PR tree-optimization/38301
15070 PR tree-optimization/38585
15071 PR middle-end/38895
15072 PR tree-optimization/38985
15073 PR tree-optimization/39299
15074 * tree-ssa-structalias.h: Remove.
15075 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15076 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15077 (struct vuse_element_d): Remove.
15078 (struct vuse_vec_d): Likewise.
15079 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15080 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15081 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15082 VUSE_ELEMENT_VAR): Likewise.
15083 (struct voptype_d): Likewise.
15084 (NUM_VOP_FREE_BUCKETS): Likewise.
15085 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15086 (struct stmt_operands_d): Remove.
15087 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15088 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15089 VDEF_NUM, VDEF_VECT): Likewise.
15090 (copy_virtual_operands): Remove.
15091 (operand_build_cmp): Likewise.
15092 (create_ssa_artificial_load_stmt): Likewise.
15093 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15094 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15095 vuse_index and mayuse_index members. Pack and move done and iter_type
15096 members to the front.
15097 (SSA_OP_VMAYUSE): Remove.
15098 (SSA_OP_VIRTUAL_USES): Adjust.
15099 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15100 (unlink_stmt_vdef): Declare.
15101 (add_to_addressable_set): Remove.
15102 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15103 (vrp_visit_stmt): Likewise.
15104 * doc/tree-ssa.texi (Alias analysis): Update.
15105 * doc/invoke.texi (max-aliased-vops): Remove docs.
15106 (avg-aliased-vops): Likewise.
15107 * tree-into-ssa.c (syms_to_rename): Remove.
15108 (need_to_update_vops_p): Likewise.
15109 (need_to_initialize_update_ssa_p): Rename to ...
15110 (update_ssa_initialized_fn): ... this. Track function we are
15112 (symbol_marked_for_renaming): Simplify.
15113 (add_new_name_mapping): Do not set need_to_update_vops_p.
15114 (dump_currdefs): Use SYMS_TO_RENAME.
15115 (rewrite_update_stmt): Always walk all uses/defs.
15116 (dump_update_ssa): Adjust.
15117 (init_update_ssa): Take function argument. Track what we are
15119 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15120 (create_new_def_for): Initialize for cfun, assert we are initialized
15122 (mark_sym_for_renaming): Simplify.
15123 (mark_set_for_renaming): Do not initialize update-ssa.
15124 (need_ssa_update_p): Simplify. Take function argument.
15125 (name_mappings_registered_p): Assert we ask for the correct function.
15126 (name_registered_for_update_p): Likewise.
15127 (ssa_names_to_replace): Likewise.
15128 (release_ssa_name_after_update_ssa): Likewise.
15129 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15130 (dump_decl_set): Do not print a newline.
15131 (debug_decl_set): Do it here.
15132 (dump_update_ssa): And here.
15133 * tree-ssa-loop-im.c (move_computations): Adjust.
15134 (movement_possibility): Likewise.
15135 (determine_max_movement): Likewise.
15136 (gather_mem_refs_stmt): Likewise.
15137 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15138 or NAME_MEMORY_TAG.
15139 * tree-complex.c (update_all_vops): Remove.
15140 (expand_complex_move): Adjust.
15141 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15142 Simplify test for memory referencing statement. Exclude
15143 non-invariant ADDR_EXPRs.
15144 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15145 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15146 (rdg_flag_uses): Likewise.
15147 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15149 (tree_optimize_tail_calls_1): Also split the
15150 edge from the entry block if we have degenerate PHI nodes in
15151 the first basic block.
15152 * tree.c (init_ttree): Remove memory-tag related code.
15153 (tree_code_size): Likewise.
15154 (tree_node_structure): Likewise.
15155 (build7_stat): Re-write to be build6_stat.
15156 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15157 (SSA_VAR_P): Adjust.
15158 (struct tree_memory_tag): Remove.
15159 (struct tree_memory_partition_tag): Likewise.
15160 (union tree_node): Adjust.
15161 (build7): Re-write to be build6.
15162 * tree-pass.h (pass_reset_cc_flags): Remove.
15163 (TODO_update_address_taken): New flag.
15164 (pass_simple_dse): Remove.
15165 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15166 * params.h (MAX_ALIASED_VOPS): Remove.
15167 (AVG_ALIASED_VOPS): Likewise.
15168 * omp-low.c (expand_omp_taskreg): Update SSA form.
15169 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15170 aliases the lhs in a copy stmt.
15171 * tree-ssa-dse.c (struct address_walk_data): Remove.
15172 (memory_ssa_name_same): Likewise.
15173 (memory_address_same): Likewise.
15174 (get_kill_of_stmt_lhs): Likewise.
15175 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15176 unused stores. Look through PHI nodes into post-dominated regions.
15177 (dse_optimize_stmt): Simplify. Properly remove stores.
15178 (tree_ssa_dse): Compute dominators.
15179 (execute_simple_dse): Remove.
15180 (pass_simple_dse): Likewise.
15181 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15182 gimple_loaded_syms and gimple_stored_syms computation.
15183 * toplev.c (dump_memory_report): Dump alias and pta stats.
15184 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15185 (vn_reference_eq): Likewise.
15186 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15187 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15188 valueize_vuses): Remove.
15189 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15190 (get_def_ref_stmt_vuse): ... this.
15191 (vn_reference_lookup_2): New function.
15192 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15193 walking equivalent vuses. Simplify.
15194 (vn_reference_lookup): Likewise.
15195 (vn_reference_insert): Likewise.
15196 (vn_reference_insert_pieces): Likewise.
15197 (visit_reference_op_call): Simplify.
15198 (visit_reference_op_load): Likewise.
15199 (visit_reference_op_store): Likewise.
15200 (init_scc_vn): Remove shared_lookup_vuses initialization.
15201 (free_scc_vn): Remove shared_lookup_vuses freeing.
15202 (sort_vuses, sort_vuses_heap): Remove.
15203 (get_ref_from_reference_ops): Export.
15204 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15205 vector with single vuse pointer.
15206 (vn_reference_lookup_pieces, vn_reference_lookup,
15207 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15208 (shared_vuses_from_stmt): Remove.
15209 (get_ref_from_reference_ops): Declare.
15210 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15211 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15212 memory-tag related code.
15213 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15214 (likely_value): Add comment, skip static-chain of call statements.
15215 (surely_varying_stmt_p): Adjust.
15216 (gimplify_and_update_call_from_tree): Likewise.
15217 (execute_fold_all_builtins): Do not rebuild alias info.
15218 (gimplify_and_update_call_from_tree): Properly update VOPs.
15219 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15220 (copy_ref_info): Remove memory-tag related code.
15221 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15222 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15223 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15225 * tree-ssa-dom.c (gimple_p): Remove typedef.
15226 (eliminate_redundant_computations): Adjust.
15227 (record_equivalences_from_stmt): Likewise.
15228 (avail_expr_hash): Likewise.
15229 (avail_expr_eq): Likewise.
15230 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15231 (stmt_makes_single_load): Likewise.
15232 (stmt_makes_single_store): Likewise.
15233 * tree-ssa-alias.c: Rewrite completely.
15234 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15235 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15236 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15237 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15238 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15239 Remove public functions.
15240 (pass_reset_cc_flags): Remove.
15241 (pass_build_alias): Move ...
15242 * tree-ssa-structalias.c (pass_build_alias): ... here.
15243 * tree-ssa-alias.c (may_be_aliased): Move ...
15244 * tree-flow-inline.h (may_be_aliased): ... here.
15245 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15246 count_uses_and_derefs): Move ...
15247 * gimple.c: ... here.
15248 * gimple.h (count_uses_and_derefs): Declare.
15249 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15250 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15251 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15252 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15253 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15254 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15255 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15257 * tree-dfa.c (refs_may_alias_p): Move ...
15258 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15259 * tree-ssa-alias.h: New file.
15260 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15261 (statement_sink_location): Likewise.
15262 * opts.c (decode_options): Do not adjust max-aliased-vops or
15263 avg-aliased-vops values.
15264 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15265 (TV_CALL_CLOBBER): Likewise.
15266 (TV_FLOW_SENSITIVE): Likewise.
15267 (TV_FLOW_INSENSITIVE): Likewise.
15268 (TV_MEMORY_PARTITIONING): Likewise.
15269 (TV_ALIAS_STMT_WALK): New timevar.
15270 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15271 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15272 (get_address_description): Remove memory-tag related code.
15273 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15274 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15275 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15276 and immediate uses in statements. Document.
15277 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15278 (dump_symbols): Remove.
15279 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15280 * alias.c (get_deref_alias_set): New function split out from ...
15281 (get_alias_set): ... here.
15282 * alias.h (get_deref_alias_set): Declare.
15283 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15284 type parameter. Remove restrict pointer handling. Create a
15285 ref-all pointer in case type-based alias sets do not conflict.
15286 (vect_analyze_data_refs): Remove SMT related code.
15287 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15288 (vectorizable_load): Likewise.
15289 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15290 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15291 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15292 Ignore vops and SMTs.
15293 (dr_analyze_alias): Likewise..
15294 (free_data_ref): Likewise.
15295 (create_data_ref): Likewise.
15296 (analyze_all_data_dependences): Likewise.
15297 (get_references_in_stmt): Adjust.
15298 * tree-flow-inline.h (gimple_aliases_computed_p,
15299 gimple_addressable_vars, gimple_call_clobbered_vars,
15300 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15301 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15302 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15303 gimple_mem_ref_stats): Remove.
15304 (gimple_vop): New function.
15305 (op_iter_next_use): Remove vuses and mayuses cases.
15306 (op_iter_next_def): Remove vdefs case.
15307 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15308 (clear_and_done_ssa_iter): Do not set removed fields.
15309 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15310 Assert we are not iterating over vuses or vdefs if not also
15311 iterating over uses or defs.
15312 (op_iter_init_use): Likewise.
15313 (op_iter_init_def): Likewise.
15314 (op_iter_next_vdef): Remove.
15315 (op_iter_next_mustdef): Likewise.
15316 (op_iter_init_vdef): Likewise.
15317 (compare_ssa_operands_equal): Likewise.
15318 (link_use_stmts_after): Handle vuse operand.
15319 (is_call_used): Use is_call_clobbered.
15320 (is_call_clobbered): Global variables are always call clobbered,
15321 query the call-clobbers bitmap.
15322 (mark_call_clobbered): Ignore global variables.
15323 (clear_call_clobbered): Likewise.
15324 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15325 virtual operands sanity check.
15326 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15328 (TARGET_MEM_REF): Remove TMR_TAG operand.
15329 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15330 Remove call-clobber related code.
15331 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15332 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15333 partitions or escape reason.
15334 (get_single_def_stmt, get_single_def_stmt_from_phi,
15335 get_single_def_stmt_with_phi): Remove.
15336 (dump_referenced_vars): Tidy.
15337 (get_ref_base_and_extent): Allow bare decls.
15338 (collect_dfa_stats): Adjust.
15339 * graphite.c (rename_variables_in_stmt): Adjust.
15340 (graphite_copy_stmts_from_block): Likewise.
15341 (translate_clast): Likewise.
15342 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15344 (translate_vuse_through_block): Use the oracle.
15345 (phi_translate_1): Adjust.
15346 (value_dies_in_block_x): Use the oracle. Cache the outcome
15348 (valid_in_sets): Check if the VUSE for
15349 a REFERENCE is available.
15350 (eliminate): Do not remove stmts during elimination,
15351 instead queue and remove them afterwards.
15352 (do_pre): Do not rebuild alias info.
15353 (pass_pre): Run TODO_rebuild_alias before PRE.
15354 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15355 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15356 (mark_all_v_defs_stmt): Remove.
15357 (mark_all_v_defs_seq): Adjust.
15358 (sra_replace): Likewise.
15359 (scalarize_use): Likewise.
15360 (scalarize_copy): Likewise.
15361 (scalarize_init): Likewise.
15362 (scalarize_ldst): Likewise.
15363 (todoflags): Remove.
15364 (tree_sra): Do not rebuild alias info.
15365 (tree_sra_early): Adjust.
15366 (pass_sra): Run TODO_update_address_taken before SRA.
15367 * tree-predcom.c (set_alias_info): Remove.
15368 (prepare_initializers_chain): Do not call it.
15369 (mark_virtual_ops_for_renaming): Adjust.
15370 (mark_virtual_ops_for_renaming_list): Remove.
15371 (initialize_root_vars): Adjust.
15372 (initialize_root_vars_lm): Likewise.
15373 (prepare_initializers_chain): Likewise.
15374 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15375 (may_propagate_copy_into_stmt): Likewise.
15376 (merge_alias_info): Do nothing for now.
15377 (propagate_tree_value_into_stmt): Adjust.
15378 (stmt_may_generate_copy): Likewise.
15379 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15380 not mark symbols for renaming.
15381 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15382 with the same statement, make sure to update the new pointed-to one.
15383 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15384 call statements, do not mark symbols for renaming.
15385 (mark_operand_necessary): Dump something.
15386 (ref_may_be_aliased): New function.
15387 (mark_aliased_reaching_defs_necessary_1): New helper function.
15388 (mark_aliased_reaching_defs_necessary): Likewise.
15389 (mark_all_reaching_defs_necessary_1): Likewise.
15390 (mark_all_reaching_defs_necessary): Likewise.
15391 (propagate_necessity): Do not process virtual PHIs. For
15392 non-aliased loads mark all reaching definitions as necessary.
15393 For aliased loads and stores mark the immediate dominating
15394 aliased clobbers as necessary.
15395 (visited): New global static.
15396 (perform_tree_ssa_dce): Free visited bitmap after propagating
15398 (remove_dead_phis): Perform simple dead virtual PHI removal.
15399 (remove_dead_stmt): Properly unlink virtual operands when
15401 (eliminate_unnecessary_stmts): Schedule PHI removal after
15403 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15404 (process_replaceable): Likewise.
15405 (find_replaceable_in_bb): Likewise.
15406 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15407 based on the single gimple vop.
15408 (verify_flow_insensitive_alias_info): Remove.
15409 (verify_flow_sensitive_alias_info): Likewise.
15410 (verify_call_clobbering): Likewise.
15411 (verify_memory_partitions): Likewise.
15412 (verify_alias_info): Likewise.
15413 (verify_ssa): Adjust..
15414 (execute_update_addresses_taken): Export. Update SSA
15415 manually. Optimize only when optimizing. Use a local bitmap.
15416 (pass_update_address_taken): Remove TODO_update_ssa, add
15418 (pass_update_address_taken): Just use TODO_update_address_taken.
15419 (init_tree_ssa): Do not initialize addressable_vars.
15420 (verify_ssa): Verify new VUSE / VDEF properties.
15421 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15422 Do not call verify_alias_info.
15423 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15424 Do not free the loaded and stored syms bitmaps. Reset the escaped
15425 and callused solutions. Do not free addressable_vars.
15426 Remove memory-tag related code.
15427 (warn_uninitialized_var): Aliases are always available.
15428 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15429 * lambda-code.c (can_put_in_inner_loop): Adjust.
15430 (can_put_after_inner_loop): Likewise.
15431 (perfect_nestify): Likewise.
15432 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15433 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15434 (vectorizable_conversion): Do not mark symbols for renaming.
15435 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15436 (expand_call_inline): Unlink the calls virtual operands before
15438 (tree_function_versioning): Do not call update_ssa if we are not
15439 updating clones. Simplify.
15440 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15441 (propagate_with_phi): Likewise..
15442 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15443 clobber code. Assert we are not aliased or global.
15444 * tree-flow.h: Include tree-ssa-alias.h
15445 (enum escape_type): Remove.
15446 (struct mem_sym_stats_d): Likewise.
15447 (struct mem_ref_stats_d): Likewise.
15448 (struct gimple_df): Add vop member. Remove global_var,
15449 call_clobbered_vars, call_used_vars, addressable_vars,
15450 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15451 escaped and callused members.
15452 (struct ptr_info_def): Remove all members, add points-to solution
15454 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15455 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15456 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15457 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15458 (tree-ssa-alias.o): Likewise.
15459 (toplev.o): Add tree-ssa-alias.h
15460 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15461 * gimple.c (gimple_set_bb): Fix off-by-one error.
15462 (is_gimple_reg): Do not handle memory tags.
15463 (gimple_copy): Also copy virtual operands.
15464 Delay updating the statement. Do not reset loaded and stored syms.
15465 (gimple_set_stored_syms): Remove.
15466 (gimple_set_loaded_syms): Likewise.
15467 (gimple_call_copy_skip_args): Copy the virtual operands
15468 and mark the new statement modified.
15469 * tree-ssa-structalias.c (may_alias_p): Remove.
15470 (set_uids_in_ptset): Take the alias set to prune with as
15471 parameter. Fold in the alias test of may_alias_p.
15472 (compute_points_to_sets): Compute whether a ptr is dereferenced
15473 in a local sbitmap.
15474 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15475 other ADDRESSOF constraints on the lhs.
15476 (get_constraint_for_component_ref): Assert that we don't get
15477 ADDRESSOF constraints from the base of the reference.
15478 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15479 (struct variable_info): Remove collapsed_to member.
15480 (get_varinfo_fc): Remove.
15481 (new_var_info): Do not set collapsed_to.
15482 (dump_constraint): Do not follow cycles.
15483 (dump_constraint_graph): Likewise.
15484 (build_pred_graph): Likewise.
15485 (build_succ_graph): Likewise.
15486 (rewrite_constraints): Likewise.
15487 (do_simple_structure_copy): Remove.
15488 (do_rhs_deref_structure_copy): Remove.
15489 (do_lhs_deref_structure_copy): Remove.
15490 (collapse_rest_of_var): Remove.
15491 (do_structure_copy): Re-implement.
15492 (pta_stats): New global variable.
15493 (dump_pta_stats): New function.
15494 (struct constraint_expr): Make offset signed.
15495 (UNKNOWN_OFFSET): Define special value.
15496 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15497 (solution_set_expand): New helper function split out from ...
15498 (do_sd_constraint): ... here.
15499 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15500 (do_ds_constraint): Likewise.
15501 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15502 and CALLUSED = *CALLUSED.
15503 (set_union_with_increment): Make inc argument signed.
15504 (type_safe): Remove.
15505 (get_constraint_for_ptr_offset): Handle unknown and negative
15507 (first_vi_for_offset): Handle offsets before start. Bail
15508 out early for offsets beyond the variable extent.
15509 (first_or_preceding_vi_for_offset): New function.
15510 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15511 Together with ESCAPED = *ESCAPED this properly computes reachability.
15512 (find_what_var_points_to): New function.
15513 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15514 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15515 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15516 pt_solutions_intersect): New functions.
15517 (compute_call_used_vars): Remove.
15518 (compute_may_aliases): New main entry into PTA computation.
15519 * gimple.h (gimple_p): New typedef.
15520 (struct gimple_statement_base): Remove references_memory_p.
15521 (struct gimple_statement_with_memory_ops_base): Remove
15522 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15524 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15525 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15526 gimple_set_references_memory): Remove.
15527 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15528 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15530 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15531 (verify_expr): Allow RESULT_DECL.
15532 (gimple_duplicate_bb): Do not copy virtual operands.
15533 (gimple_duplicate_sese_region): Adjust.
15534 (gimple_duplicate_sese_tail): Likewise.
15535 (mark_virtual_ops_in_region): Remove.
15536 (move_sese_region_to_fn): Do not call it.
15537 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15538 and pass_simple_dse.
15539 (execute_function_todo): Handle TODO_update_address_taken,
15540 call execute_update_addresses_taken for TODO_rebuild_alias.
15541 (execute_todo): Adjust.
15542 (execute_one_pass): Init dump files early.
15543 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15545 (create_general_new_stmt): Clear vops.
15546 * tree-ssa-reassoc.c (get_rank): Adjust.
15547 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15548 symbols for renaming.
15549 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15550 (PARAM_AVG_ALIASED_VOPS): Likewise.
15551 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15552 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15553 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15554 (operand_build_cmp, copy_virtual_operands,
15555 create_ssa_artificial_load_stmt, add_to_addressable_set,
15556 gimple_add_to_addresses_taken): Remove public functions.
15557 (unlink_stmt_vdef): New function.
15559 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15561 * config.gcc (powerpc-*-linux*): Merge variants.
15563 2009-04-02 Chao-ying Fu <fu@mips.com>
15564 James Grosbach <james.grosbach@microchip.com>
15566 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15567 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15569 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15570 keep_interrupts_masked_p, use_debug_exception_return_p.
15571 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15572 keep_interrupts_masked, use_debug_exception_return.
15573 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15574 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15576 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15577 (mips_print_operand): Process COP0 registers to print $0 .. $31
15578 correctly for GAS to process.
15579 (mips_interrupt_extra_call_saved_reg_p): New function.
15580 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15582 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15583 (mips_compute_frame_info): Add supports for interrupt context that
15584 includes doubleword accumulators and COP0 registers.
15585 (mips_for_each_saved_acc): New function.
15586 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15587 mips_for_each_saved_reg.
15588 (mips_save_reg): Save accumulators.
15589 (mips_kernel_reg_p): A new for_each_rtx callback.
15590 (mips_expand_prologue): Support interrupt handlers.
15591 (mips_restore_reg): Restore accumulators.
15592 (mips_expand_epilogue): Support interrupt handlers.
15593 (mips_can_use_return_insn): Return false for interrupt handlers.
15594 (mips_epilogue_uses): New function.
15595 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15596 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15597 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15598 cop0_move): New instructions.
15599 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15600 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15602 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15604 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15605 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15606 interrupt handlers, we use K0 as the temporary register.
15607 (EPILOGUE_USES): Change to a function call.
15608 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15609 handlers, we use K0 as the temporary register.
15611 * doc/extend.texi (Function Attributes): Document interrupt,
15612 use_shadow_register_set, keep_interrupts_masked,
15613 use_debug_exception_return for MIPS attributes.
15615 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15617 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15618 Remove a number of t-files from tmake_file.
15619 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15620 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15621 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15622 target_prototype, not TARGET_PROTOTYPE.
15623 (LINK_OS_GNU_SPEC): Define.
15624 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15625 and darwin-ldoubdle.c.
15627 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15630 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15631 (cpp_options): Ditto.
15632 (default_compilers): Ditto.
15633 (display_help): Ditto.
15634 (process_command): Ditto.
15635 (do_spec_1): Ditto.
15636 (set_input): Use lbasename instead of duplicate code.
15637 (save_temps_prefix): New static for -save-temps=obj.
15638 (save_temps_length): Ditto.
15640 * doc/invoke.texi (-save-temps=obj): Document new variant to
15641 -save-temps switch.
15643 2009-04-02 Jeff Law <law@redhat.com>
15645 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15648 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15650 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15651 * configure: Regenerated.
15653 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15655 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15656 share the argument list.
15658 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15662 2009-02-12 Diego Novillo <dnovillo@google.com>
15664 * varpool.c (debug_varpool): New.
15665 * cgraph.h (debug_varpool): Declare.
15667 2009-04-02 Jan Hubicka <jh@suse.cz>
15669 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15672 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15674 * config/i386/i386.c (ix86_abi): Move initialization to ...
15675 (override_options): Here.
15677 2009-04-02 Christian Bruel <christian.bruel@st.com>
15679 * config/sh/sh.c (sh_dwarf_register_span): New function.
15680 (TARGET_DWARF_REGISTER_SPAN): Define.
15681 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15683 2009-04-02 Ira Rosen <irar@il.ibm.com>
15685 PR tree-optimization/39595
15686 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15687 interleaved loads group is not greater than the SLP group size.
15689 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15691 * builtins.c (is_builtin_name): New.
15692 (called_as_built_in): Use is_builtin_name.
15693 * tree.h (is_builtin_name): New.
15694 * varasm.c (incorporeal_function_p): Use is_builtin_name
15696 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15698 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15700 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15703 * c-decl.c (clone_underlying_type): Move this ...
15704 * c-common.c (set_underlying_type): ... here.
15705 Also, make sure the function properly sets TYPE_STUB_DECL() on
15706 the newly created typedef variant type.
15707 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15708 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15711 2009-04-02 Richard Guenther <rguenther@suse.de>
15713 PR tree-optimization/37221
15714 * tree-flow.h (degenerate_phi_result): Declare.
15715 * tree-ssa-dom.c (degenerate_phi_result): Export.
15716 * tree-scalar-evolution.c (analyze_initial_condition): If
15717 the initial condition is defined by a degenerate PHI node
15718 use the degenerate value.
15720 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15722 PR rtl-optimization/39588
15723 * combine.c (merge_outer_ops): Do not set the constant when this
15725 (simplify_shift_const_1): Do not modify it either in this case.
15727 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15729 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15730 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15732 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15735 * c-lex.c (interpret_float): Default (no suffix) is double.
15737 2009-04-1 Xinliang David Li <davidxl@google.com>
15739 * config/i386/i386.c (legitimate_constant_p): Recognize
15740 all one vector constant.
15742 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15744 * config/vax/vax.c: Add #includes to silence warnings.
15745 Change #include order to silence two warnings.
15747 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15749 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15750 (ASM_SPEC): Pass -k to the assembler for PIC code.
15752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15754 * config.gcc: Add vax-*-linux* to the switch.
15755 * config/vax/linux.h: New file. (TARGET_VERSION,
15756 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15758 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15760 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15761 Use predicate macros instead of GET_CODE() == foo.
15762 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15763 ashlsi3, rotrsi3, <unnamed>): Likewise.
15765 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15767 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15768 jbbccihi, jbbccisi): Remova trailing whitespace.
15769 * config/vax/constraints.md: Likewise.
15770 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15771 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15772 * config/vax/predicates.md: Likewise.
15773 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15774 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15775 * config/vax/vax.h: Likewise.
15776 * config/vax/vax.md (nonlocal_goto): Likewise.
15778 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15780 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15781 (indirectable_address_p, adjacent_operands_p): Add spaces around
15783 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15785 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15787 * config/vax/vax.c (legitimate_constant_address_p,
15788 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15789 index_term_p, reg_plus_index_p, legitimate_address_p,
15790 vax_mode_dependent_address_p): Update comments to match functions
15791 modified by the recent int->bool conversion.
15793 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15795 * config/vax/builtins.md: Update copyright message.
15796 * config/vax/constraints.md: Likewise.
15797 * config/vax/netbsd-elf.h: Likewise.
15798 * config/vax/predicates.md: Likewise.
15799 * config/vax/vax-protos.h: Likewise.
15800 * config/vax/vax.c: Likewise.
15801 * config/vax/vax.h: Likewise.
15802 * config/vax/vax.md: Likewise.
15803 * config/vax/vax.opt: Likewise.
15805 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15807 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15808 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15809 * config/vax/constraints.md (B, R): Likewise.
15810 * config/vax/predicates.md (external_memory_operand,
15811 nonimmediate_addsub_di_operand): Likewise.
15812 * config/vax/vax.c (vax_output_int_add): Likewise.
15813 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15814 untyped_call): Likewise.
15816 2009-04-01 Matt Thomas <matt@3am-software.com>
15818 * config/vax/predicates.md: New file.
15819 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15820 external_const_operand, nonsymbolic_operand, external_memory_operand,
15821 indirect_memory_operand, indexed_memory_operand,
15822 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15823 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15825 * config/vax/constraints.md: New file.
15826 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15828 * config/vax/builtins.md: New file.
15829 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15830 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15832 * config/vax/vax.opt (mqmath): Add option.
15833 * config/vax/vax.md (isfx): Extend with DI.
15834 (VAXintQH, VAXintQHSD): Define.
15835 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15836 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15837 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15838 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15839 (movdi): Update constraints and use vax_output_int_move().
15840 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15841 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15842 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15843 nonlocal_goto): New.
15844 (mov<mode>): Extend accepted operand types.
15845 (subdi3_old): Rename from subdi3, change update constraints and use
15846 a new implementation.
15847 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15848 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15849 MOVE_RATIO, CLEAR_RATIO): Define.
15850 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15851 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15852 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15853 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15854 (split_quadword_operands): Make static and really allow variable
15856 (print_operand_address): Update for PIC generation.
15857 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15858 indexable_address_p, fixup_mathdi_operand,
15859 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15860 (vax_float_literal, legitimate_constant_p,
15861 indirectable_constant_address_p, index_term_p,
15862 reg_plus_index_p): Return bool instead of int.
15863 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15865 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15867 (vax_output_conditional_branch): Indent.
15868 (legitimate_constant_address_p, indirectable_constant_address_p,
15869 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15870 vax_mode_dependent_address_p): Return bool instead of int, update for
15872 * config/vax/vax-protos.h (legitimate_constant_address_p,
15873 legitimate_constant_p, legitimate_address_p,
15874 vax_mode_dependent_address_p): Change declaration to bool.
15875 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15876 vax_expand_addsub_di_operands, vax_output_int_subtract,
15877 vax_output_movmemsi): Declare.
15878 (split_quadword_operands, vax_float_literal): Delete declaration.
15879 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15880 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15881 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15882 ASM_OUTPUT_DWARF_PCREL): Define.
15883 (ASM_SPEC): Change definition to allow PIC generation.
15885 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15887 * doc/sourcebuild.texi: Update front-end requirements.
15889 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15892 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15893 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15894 (booldi3_internal3): Use boolean_or_operator instead of
15897 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15900 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15901 declarator whose size is not an integer constant expression but
15902 folds to an integer constant, then treat it as a constant
15905 2009-04-01 Richard Guenther <rguenther@suse.de>
15907 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15908 i * 4 + 2 to (i * 2 + 1) * 2.
15910 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15913 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15914 return if c_parser_asm_string_literal returned NULL.
15916 2009-04-01 Nick Clifton <nickc@redhat.com>
15918 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15920 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15921 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15922 other typedefs to avoid conflicts with libgcc2.c. Define labels
15923 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15925 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15926 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15929 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15931 * varasm.c (default_function_rodata_section): Declare DOT as
15934 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15935 Andrey Galkin <agalkin@hypercom.com>
15938 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15939 Make object_name unique for each process.
15941 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15944 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15945 addressable variables in the parallel that could go out of scope while
15946 running queued tasks.
15948 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15950 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15951 (CASE_VALUES_THRESHOLD): Redefine.
15952 * config/avr/avr.c (avr_override_options): Remove initialization of
15953 avr_case_values_threshold variable.
15954 (avr_case_values_threshold): Remove variable. Add new function.
15955 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15956 * config/avr/avr.opt (mno-tablejump): Remove option.
15957 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15959 2009-04-01 DJ Delorie <dj@redhat.com>
15961 * varasm.c (default_function_rodata_section): Don't assume
15962 anything about where the first '.' in the section name is.
15964 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15966 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15967 rs6000_emit_stack_tie.
15969 2009-03-31 Ian Lance Taylor <iant@google.com>
15971 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15972 gimple_code with GIMPLE_RESX, not RESX.
15974 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15976 * c-common.c (c_get_ident): New.
15977 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15979 2009-04-01 Ben Elliston <bje@au.ibm.com>
15981 * config/rs6000/sysv4.opt (msdata): Improve option description.
15983 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15985 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15986 (divdf3_internal_lat): Remove.
15987 (divxf3_internal_lat): Remove.
15988 (divxf3_internal_thr): Remove.
15989 (divxf): Use divxf3_internal.
15990 * config/ia64/div.md (divsf3_internal_lat): New.
15991 (divdf3_internal_lat): New.
15992 (divxf3_internal): New.
15994 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15997 * Makefile.in (USE_GCC_STDINT): Define.
15998 (stmp-int-hdrs): Install stdint.h if applicable.
15999 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16001 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16002 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16003 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16004 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16005 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16006 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16007 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16008 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16009 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16010 (c_common_nodes_and_builtins): Initialize
16011 underlying_wchar_type_node. Do not initialize
16012 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16013 nodes for new types.
16014 (c_stddef_cpp_builtins): Define macros for new types.
16015 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16017 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16018 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16019 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16020 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16021 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16022 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16023 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16024 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16025 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16026 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16027 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16028 int16_type_node, int32_type_node, int64_type_node,
16029 uint8_type_node, uint16_type_node, c_uint32_type_node,
16030 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16031 int_least32_type_node, int_least64_type_node,
16032 uint_least8_type_node, uint_least16_type_node,
16033 uint_least32_type_node, uint_least64_type_node,
16034 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16035 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16036 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16037 uintptr_type_node): Define.
16038 * c-cppbuiltin.c (builtin_define_constants,
16039 builtin_define_type_minmax): New.
16040 (builtin_define_stdint_macros): Define more macros.
16041 (c_cpp_builtins): Define more limit macros.
16042 (type_suffix): New.
16043 (builtin_define_type_max): Define in terms of
16044 builtin_define_type_minmax. Remove is_long parameter. All
16046 * config.gcc (use_gcc_stdint): Define.
16047 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16048 Add newlib-stdint.h for generic targets.
16049 * config/glibc-stdint.h, config/newlib-stdint.h,
16050 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16051 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16052 * config/score/score.h (UINTPTR_TYPE): Define.
16053 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16054 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16055 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16056 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16057 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16058 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16059 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16060 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16061 * config/spu/spu.h (STDINT_LONG32): Define.
16062 * configure.ac (use_gcc_stdint): Substitute.
16063 * configure: Regenerate.
16064 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16065 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16066 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16067 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16068 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16069 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16070 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16071 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16072 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16073 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16074 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16075 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16076 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16077 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16078 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16079 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16080 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16081 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16082 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16083 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16084 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16085 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16086 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16087 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16088 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16089 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16090 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16091 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16092 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16094 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16096 * loop-iv.c (suitable_set_for_replacement): Renamed from
16097 simplify_using_assignment; changed to return bool and to accept new
16098 args DEST and SRC. Return true iff we find a source/destination pair
16099 that can be used to make a replacement, and fill SRC and DEST if so.
16100 Remove arg ALTERED. Don't deal with altered regs here. All callers
16102 (simplify_using_initial_values): Deal with altered regs here and track
16103 more precisely the effect they have on the validity of our expression.
16105 * loop-iv.c (simplify_using_condition): A condition of the form
16106 (EQ REG CONST) can be used to simply make a substitution.
16107 (simplify_using_initial_values): Keep track of conditions we have seen
16108 and keep using them to simplify new expressions, while applying the
16109 same substitutions to them as to the expression.
16111 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16112 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16115 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16116 changed. Use this when trying to improve the upper bound.
16117 Generate the comparison by using simplify_gen_relational.
16119 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16121 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16123 (simplify_using_assignment, simplify_using_initial_values): Call
16124 replace_in_expr to make replacements. Call replace_single_def_regs
16125 once on the initial version of the expression.
16127 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16130 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16132 2009-03-31 Richard Guenther <rguenther@suse.de>
16134 PR middle-end/31029
16135 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16136 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16138 2009-03-31 Richard Guenther <rguenther@suse.de>
16140 * tree.h (div_if_zero_remainder): Declare.
16141 * fold-const.c (div_if_zero_remainder): Export.
16142 * tree-ssa-forwprop.c
16143 (forward_propagate_addr_into_variable_array_index): Handle
16144 constant array index addition outside of the variable index.
16146 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16149 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16150 define_splits, floatunssi<mode>2): Require x87 conversions from
16151 DImode to be permitted.
16153 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16155 PR preprocessor/15638
16156 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16158 2009-03-31 Richard Guenther <rguenther@suse.de>
16160 PR middle-end/23401
16161 PR middle-end/27810
16162 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16163 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16164 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16165 a separate statement.
16166 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16167 (lookup_tmp_var): Likewise.
16168 (is_gimple_formal_tmp_or_call_rhs): Remove.
16169 (is_gimple_reg_or_call_rhs): Rename to ...
16170 (is_gimple_reg_rhs_or_call): ... this.
16171 (is_gimple_mem_or_call_rhs): Rename to ...
16172 (is_gimple_mem_rhs_or_call): ... this.
16173 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16174 DECL_GIMPLE_REG_P only if is_formal is true.
16175 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16176 for non-proper post-modify expression gimplification.
16177 (gimplify_self_mod_expr): For post-modify expressions gimplify
16178 the lvalue to a minimal lvalue.
16179 (rhs_predicate_for): Remove formal temp case.
16180 (gimplify_modify_expr_rhs): Likewise.
16181 (gimplify_addr_expr): Use is_gimple_reg.
16182 (gimplify_expr): Remove formal temp cases.
16183 (gimple_regimplify_operands): Likewise.
16184 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16185 and FILTER_EXPR like constants.
16186 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16188 (is_gimple_formal_tmp_rhs): Remove.
16189 (is_gimple_reg_rhs): Remove special casing.
16190 (is_gimple_mem_rhs): Fix.
16191 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16192 (is_gimple_formal_tmp_var): Remove.
16193 (is_gimple_formal_tmp_reg): Likewise.
16194 (is_gimple_min_lval): Allow invariant component ref parts.
16195 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16196 is_gimple_formal_tmp_reg): Remove declarations.
16197 * tree-cfg.c (verify_expr): Verify that variables with address
16198 taken do not have DECL_GIMPLE_REG_P set.
16199 * tree-mudflap.c (mf_build_check_statement_for): Use
16200 force_gimple_operand instead of gimplify_expr.
16202 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16204 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16205 schedulable rows to compute_split_row.
16207 2009-03-31 Ben Elliston <bje@au.ibm.com>
16210 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16213 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16215 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16216 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16217 * configure: Regenerate.
16218 * config.in: Regenerate.
16219 * config/rs6000/rs6000.opt (mtls-markers): Add.
16220 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16221 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16222 (tls_ld_aix, tls_ld_sysv): Likewise.
16223 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16224 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16226 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16228 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16230 2009-03-30 Jan Hubicka <jh@suse.cz>
16232 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16234 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16235 detection and label handling.
16237 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16239 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16240 left_conflicts_size.
16241 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16242 ALLOCNO_LEFT_CONFLICTS_SIZE.
16244 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16245 remove_allocno_from_bucket_and_push,
16246 allocno_spill_priority_compare, push_allocnos_to_stack,
16247 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16248 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16249 (setup_allocno_left_conflicts_num): Ditto. Rename to
16250 setup_allocno_left_conflicts_size.
16251 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16252 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16253 setup_allocno_left_conflicts_size instead of
16254 setup_allocno_left_conflicts_num.
16256 * ira-build.c (ira_create_allocno): Use
16257 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16258 ALLOCNO_LEFT_CONFLICTS_NUM.
16260 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16262 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16263 instead of DF_LR_OUT.
16265 * ira-lives.c (process_bb_node_lives): Ditto.
16267 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16268 instead of DF_LR_{OUT,IN}.
16270 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16272 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16274 2009-03-30 Jan Hubicka <jh@suse.cz>
16276 * except.c (label_to_region_map): Fix thinko.
16278 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16280 PR middle-end/38237
16281 * tree.h (tree_find_value): New declaration.
16282 * tree.c (tree_find_value): New function.
16283 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16285 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16288 * c-decl.c (struct c_binding): Add locus field.
16289 (bind): Add locus argument, set locus field from it.
16290 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16291 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16292 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16293 implicitly_declare, undeclared_variable, lookup_label,
16294 declare_label, c_make_fname_decl, c_builtin_function,
16295 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16298 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16301 * config/i386/i386.c (classify_argument): Check total size of
16304 2009-03-30 Martin Jambor <mjambor@suse.cz>
16306 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16307 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16308 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16311 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16312 seen_variable_array_ref while also traversing a union.
16314 * tree-inline.c (optimize_inline_calls): Do not call
16315 cgraph_node_remove_callees.
16316 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16317 (pass_remove_cgraph_callee_edges): New variable.
16318 * passes.c (init_optimization_passes): Add
16319 pass_remove_cgraph_callee_edges after early inlining and before all
16320 late intraprocedural passes.
16322 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16324 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16326 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16327 Fix typos in names.
16329 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16331 * combine.c (simplify_comparison): Use have_insn_for.
16332 * dojump.c (do_jump): Likewise.
16334 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16336 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16337 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16338 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16339 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16340 instead of sparc_compare_emitted.
16341 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16342 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16343 instead of sparc_compare_emitted.
16345 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16347 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16348 enter/exit cfglayout mode.
16349 (pass_partition_block): Require it.
16350 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16351 (combine_instructions): Track basic blocks instead of labels.
16352 (update_cfg_for_uncondjump): New.
16353 (try_combine): Use it. Update jumps after rescanning.
16354 (pass_combine): Require PROP_cfglayout.
16355 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16357 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16359 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16360 Provide/destroy PROP_cfglayout respectively.
16361 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16362 * tree-pass.h (PROP_cfglayout): New.
16364 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16366 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16367 fold_convert_const_fixed_from_fixed,
16368 fold_convert_const_fixed_from_int,
16369 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16370 set TREE_CONSTANT_OVERFLOW.
16371 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16372 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16374 2009-03-30 Ira Rosen <irar@il.ibm.com>
16376 * tree-vect-loop-manip.c: New file.
16377 * tree-vectorizer.c: Update documentation and included files.
16378 (vect_loop_location): Make extern.
16379 (rename_use_op): Move to tree-vect-loop-manip.c
16380 (rename_variables_in_bb, rename_variables_in_loop,
16381 slpeel_update_phis_for_duplicate_loop,
16382 slpeel_update_phi_nodes_for_guard1,
16383 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16384 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16385 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16386 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16387 find_loop_location): Likewise.
16388 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16389 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16390 get_vectype_for_scalar_type, vect_is_simple_use,
16391 supportable_widening_operation, supportable_narrowing_operation):
16393 (bb_in_loop_p): Move to tree-vect-loop.c.
16394 (new_loop_vec_info, destroy_loop_vec_info,
16395 reduction_code_for_scalar_code, report_vect_op,
16396 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16397 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16398 (vect_supportable_dr_alignment): Likewise.
16399 * tree-vectorizer.h (tree-data-ref.h): Include.
16400 (vect_loop_location): Declare.
16401 Reorganize function declarations according to the new file structure.
16402 * tree-vect-loop.c: New file.
16403 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16404 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16405 * tree-vect-data-refs.c: New file.
16406 * tree-vect-patterns.c (timevar.h): Don't include.
16407 * tree-vect-stmts.c: New file.
16408 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16409 tree-vect-slp.c, tree-vect-loop.c.
16410 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16411 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16412 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16413 (tree-vect-analyze.o): Remove.
16414 (tree-vect-transform.o): Likewise.
16415 (tree-vect-data-refs.o): Add rule.
16416 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16417 tree-vect-slp.o): Likewise.
16418 (tree-vect-patterns.o): Remove redundant dependencies.
16419 (tree-vectorizer.o): Likewise.
16420 * tree-vect-slp.c: New file.
16422 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16424 * optc-gen.awk: Warn if an option flag has multiple different
16427 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16429 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16430 -floop-block): Document dependences on PPL, CLooG and Graphite.
16432 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16434 PR rtl-optimization/323
16435 * c-common.c (c_fully_fold, convert_and_check,
16436 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16437 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16438 * c-common.def (EXCESS_PRECISION_EXPR): New.
16439 * c-cppbuiltin.c (builtin_define_float_constants): Define
16440 constants with enough digits for long double.
16441 * c-lex.c (interpret_float): Interpret constant with excess
16442 precision where appropriate.
16443 * c-opts.c (c_common_post_options): Set
16444 flag_excess_precision_cmdline. Give an error for
16445 -fexcess-precision=standard for C++ for processors where the
16446 option is significant.
16447 * c-parser.c (c_parser_conditional_expression): Handle excess
16448 precision in condition.
16449 * c-typeck.c (convert_arguments): Handle arguments with excess
16451 (build_unary_op): Move excess precision outside operation.
16452 (build_conditional_expr): Likewise.
16453 (build_compound_expr): Likewise.
16454 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16455 (build_modify_expr): Handle excess precision in RHS.
16456 (convert_for_assignment): Handle excess precision in converted
16458 (digest_init, output_init_element, process_init_element): Handle
16459 excess precision in initializer.
16460 (c_finish_return): Handle excess precision in return value.
16461 (build_binary_op): Handle excess precision in operands and add
16462 excess precision as needed for operation.
16463 * common.opt (-fexcess-precision=): New option.
16464 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16465 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16466 For standard excess precision, output explicit conversion to and
16467 truncation from XFmode.
16468 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16469 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16470 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16471 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16472 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16473 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16474 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16475 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16476 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16477 define_splits, sqrt<mode>2): Disable where appropriate for
16478 standard excess precision.
16479 * convert.c (convert_to_real): Do not shorten arithmetic to type
16480 for which excess precision would be used.
16481 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16482 * doc/invoke.texi (-fexcess-precision=): Document option.
16483 (-mfpmath=): Correct index entry.
16484 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16485 flag_excess_precision): New.
16486 * langhooks.c (lhd_post_options): Set
16487 flag_excess_precision_cmdline.
16488 * opts.c (common_handle_option): Handle -fexcess-precision=.
16489 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16490 init_excess_precision): New.
16491 (lang_dependent_init_target): Call init_excess_precision.
16492 * tree.c (excess_precision_type): New.
16493 * tree.h (excess_precision_type): Declare.
16495 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16498 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16499 non-lvalue to component.
16501 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16503 PR preprocessor/34695
16504 * Makefile.in (c-opts.o): Depend on c-tree.h.
16505 * c-common.c: Move down include of diagnostic.h.
16506 (done_lexing, c_cpp_error): New.
16507 * c-common.h (done_lexing): Declare.
16508 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16510 * c-opts.c: Include c-tree.h.
16511 (c_common_init_options): Set preprocessor error callback.
16512 (c_common_handle_option): Do not set preprocessor
16513 inhibit_warnings, warnings_are_errors, warn_system_headers,
16514 pedantic_errors or inhibit_warnings flags.
16515 (c_common_post_options): Do not check cpp_errors (parse_in).
16516 (c_common_finish): Do not output dependencies if there were
16517 errors. Do not check return value of cpp_finish.
16518 * c-ppoutput.c (pp_file_change): Set input_location.
16519 * c-tree.h (c_cpp_error): Declare.
16520 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16522 (diagnostic_build_prefix): Check override_column.
16523 * diagnostic.h (diagnostic_info): Add override_column field.
16524 (diagnostic_override_column): Define.
16526 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16528 * c-common.c (c_expand_expr, c_staticp): Remove.
16529 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16530 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16531 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16532 * c-gimplify.c (gimplify_compound_literal_expr,
16533 optimize_compound_literals_in_ctor): Remove.
16534 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16535 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16536 * c-semantics.c (emit_local_var): Remove.
16538 * langhooks-def.h (lhd_expand_expr): Remove.
16539 * langhooks.c (lhd_expand_expr): Remove.
16540 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16542 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16543 handling from c-semantics.c; don't call into langhook.
16544 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16545 * gimplify.c (gimplify_compound_literal_expr,
16546 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16547 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16548 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16549 as was done in c-gimplify.c.
16550 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16551 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16552 Move from c-common.h.
16553 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16555 * tree.c (staticp): Do not call langhook.
16556 * langhooks.c (lhd_staticp): Delete.
16557 * langhooks-def.h (lhd_staticp): Delete prototype.
16558 (LANG_HOOKS_STATICP): Delete.
16559 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16561 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16562 instead of DECL_STMTs.
16564 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16572 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16574 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16575 contained expression.
16576 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16577 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16578 conditional expressions for C.
16579 (decl_constant_value_for_optimization): Move from
16580 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16581 whether optimizing and that the expression is a VAR_DECL not of
16582 array type instead of doing such checks in the caller. Do not
16583 check pedantic. Call gcc_unreachable for C++.
16584 * c-common.def (C_MAYBE_CONST_EXPR): New.
16585 * c-common.h (c_fully_fold, c_save_expr,
16586 decl_constant_value_for_optimization): New prototypes.
16587 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16588 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16589 EXPR_INT_CONST_OPERANDS): Define.
16590 * c-convert.c (convert): Strip nops from expression.
16591 * c-decl.c (groktypename): Take extra parameters expr and
16592 expr_const_operands. Update call to grokdeclarator.
16593 (start_decl): Update call to grokdeclarator. Add statement for
16594 expressions used in type of decl.
16595 (grokparm): Update call to grokdeclarator.
16596 (push_parm_decl): Update call to grokdeclarator.
16597 (build_compound_literal): Add parameter non_const and build a
16598 C_MAYBE_COSNT_EXPR if applicable.
16599 (grokdeclarator): Take extra parameters expr and
16600 expr_const_operands. Track expressions used in declaration
16601 specifiers and declarators. Fold array sizes and track whether
16602 they are constant expressions and whether they are integer
16603 constant expressions.
16604 (parser_xref_tag): Set expr and expr_const_operands fields in
16606 (grokfield): Update call to grokdeclarator.
16607 (start_function): Update call to grokdeclarator.
16608 (build_null_declspecs): Set expr and expr_const_operands fields in
16610 (declspecs_add_type): Handle expressions in typeof specifiers.
16611 * c-parser.c (c_parser_declspecs): Set expr and
16612 expr_const_operands fields for declaration specifiers.
16613 (c_parser_enum_specifier): Likewise.
16614 (c_parser_struct_or_union_specifier): Likewise.
16615 (c_parser_typeof_specifier): Likewise. Update call to
16616 groktypename. Fold expression as needed. Return expressions with
16617 type instead of adding statements.
16618 (c_parser_attributes): Update calls to c_parser_expr_list.
16619 (c_parser_statement_after_labels): Fold expression before passing
16620 to objc_build_throw_stmt.
16621 (c_parser_condition): Fold expression.
16622 (c_parser_asm_operands): Fold expression.
16623 (c_parser_conditional_expression): Use c_save_expr. Update call
16624 to build_conditional_expr.
16625 (c_parser_alignof_expression): Update call to groktypename.
16626 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16627 original_code. Fold expression argument of va_arg. Create
16628 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16629 argument to va_arg. Update calls to groktypename. Fold array
16630 index for offsetof. Verify that first argument to
16631 __builtin_choose_expr has integer type.
16632 (c_parser_postfix_expression_after_paren_type): Update calls to
16633 groktypename and build_compound_literal. Handle expressions with
16634 side effects in type name.
16635 (c_parser_postfix_expression_after_primary): Update call to
16636 c_parser_expr_list. Set original_code for calls to
16637 __builtin_constant_p.
16638 (c_parser_expr_list): Take extra parameter fold_p. Fold
16639 expressions if requested.
16640 (c_parser_objc_type_name): Update call to groktypename.
16641 (c_parser_objc_synchronized_statement): Fold expression.
16642 (c_parser_objc_receiver): Fold expression.
16643 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16644 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16645 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16646 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16647 (struct c_typespec): Add elements expr and expr_const_operands.
16648 (struct c_declspecs): Add elements expr and expr_const_operands.
16649 (groktypename, build_conditional_expr, build_compound_literal):
16651 (in_late_binary_op): Declare.
16652 * c-typeck.c (note_integer_operands): New function.
16653 (in_late_binary_op): New variable.
16654 (decl_constant_value_for_broken_optimization): Move to c-common.c
16655 and rename to decl_constant_value_for_optimization.
16656 (default_function_array_conversion): Do not strip nops.
16657 (default_conversion): Do not call
16658 decl_constant_value_for_broken_optimization.
16659 (build_array_ref): Do not fold result.
16660 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16661 result when operand is a VLA.
16662 (c_expr_sizeof_type): Update call to groktypename. Handle
16663 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16664 result when operand names a VLA type.
16665 (build_function_call): Update call to build_compound_literal.
16666 Only fold result for calls to __builtin_* functions. Strip
16667 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16668 the function designator.
16669 (convert_arguments): Fold arguments. Update call to
16670 convert_for_assignment.
16671 (build_unary_op): Handle increment and decrement of
16672 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16673 decrement earlier. Fold operand of increment and decrement.
16674 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16675 built for integer operand. Wrap returns that are INTEGER_CSTs
16676 without being integer constant expressions or that have integer
16677 constant operands without being INTEGER_CSTs.
16678 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16679 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16680 result is an integer constant expression or can be used in
16681 unevaluated parts of one and avoid folding and wrap as
16682 appropriate. Fold operands before possibly doing -Wsign-compare
16684 (build_compound_expr): Wrap result for C99 if operands can be used
16685 in integer constant expressions.
16686 (build_c_cast): Update call to digest_init. Do not ignore
16687 overflow from casting floating-point constants to integers. Wrap
16688 results that could be confused with integer constant expressions,
16689 null pointer constants or floating-point constants.
16690 (c_cast_expr): Update call to groktypename. Handle expressions
16691 included in type name.
16692 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16693 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16694 Update calls to convert_for_assignment.
16695 (convert_for_assignment): Take new parameter
16696 null_pointer_constant. Do not strip nops or call
16697 decl_constant_value_for_broken_optimization. Set
16698 in_late_binary_op for conversions to boolean.
16699 (store_init_value): Update call to digest_init.
16700 (digest_init): Take new parameter null_pointer_constant. Do not
16701 call decl_constant_value_for_broken_optimization. pedwarn for
16702 initializers not constant expressions. Update calls to
16703 convert_for_assignment.
16704 (constructor_nonconst): New.
16705 (struct constructor_stack): Add nonconst element.
16706 (really_start_incremental_init, push_init_level, pop_init_level):
16707 Handle constructor_nonconst and nonconst element.
16708 (set_init_index): Call constant_expression_warning for array
16710 (output_init_element): Fold value. Set constructor_nonconst as
16711 applicable. pedwarn for initializers not constant expressions.
16712 Update call to digest_init. Call constant_expression_warning
16713 where constant initializers are required.
16714 (process_init_element): Use c_save_expr.
16715 (c_finish_goto_ptr): Fold expression.
16716 (c_finish_return): Fold return value. Update call to
16717 convert_for_assignment.
16718 (c_start_case): Fold switch expression.
16719 (c_process_expr_stmt): Fold expression.
16720 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16721 ensure statement expression is not evaluated in constant expression.
16722 (build_binary_op): Track whether results are integer constant
16723 expressions or may occur in such, disable folding and wrap results
16724 as applicable. Fold operands for -Wsign-compare warnings unless
16726 (c_objc_common_truthvalue_conversion): Handle results folded to
16727 integer constants that are not integer constant expressions.
16728 * doc/extend.texi: Document when typeof operands are evaluated,
16729 that condition of __builtin_choose_expr is an integer constant
16730 expression, and more about use of __builtin_constant_p in
16733 2009-03-29 Richard Guenther <rguenther@suse.de>
16735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16736 propagate addresses of array references.
16738 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16740 * regmove.c (perhaps_ends_bb_p): Remove.
16741 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16742 from INSN and check that the main loop stays within that basic block.
16743 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16744 (regmove_forward_pass): Split out from regmove_optimize. Use
16745 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16746 (regmove_backward_pass): Split out from regmove_optimize. Use
16747 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16748 (regmove_optimize): Simplify.
16750 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16753 * config/i386/i386.c (classify_argument): Ignore flexible array
16754 member in struct and warn ABI change.
16756 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16758 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16760 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16761 (ix86_adjust_cost): Updated.
16763 2009-03-29 Jan Hubicka <jh@suse.cz>
16765 PR middle-end/28850
16766 * tree-pass.h (pass_cleanup_eh): New function.
16767 (remove_unreachable_regions): Break code handling RTL
16768 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16769 that can not be reached by runtime.
16770 (can_be_reached_by_runtime): New function.
16771 (label_to_region_map): New function.
16772 (num_eh_regions): New function.
16773 (rtl_remove_unreachable_regions): New function.
16774 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16775 (remove_eh_region): New function.
16776 * except.h: Include sbitmap and vecprim.
16777 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16778 num_eh_regions): Declare.
16779 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16780 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16781 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16782 (tree_empty_eh_handler_p): New function.
16783 (cleanup_empty_eh): New function.
16784 (cleanup_eh): New function.
16785 (pass_cleanup_eh): New function.
16787 2009-03-29 Jan Hubicka <jh@suse.cz>
16789 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16790 for removed regions.
16792 2009-03-29 Jan Hubicka <jh@suse.cz>
16794 * except.c (dump_eh_tree): Dump all datastructures.
16796 2009-03-29 Jan Hubicka <jh@suse.cz>
16798 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16799 (duplicate_eh_regions_1): Likewise.
16800 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16801 vector; call EH verification.
16802 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16803 Be ready for region being removed.
16805 2009-03-29 Jan Hubicka <jh@suse.cz>
16807 * bitmap.c (bitmap_last_set_bit): New function.
16808 * bitmap.h (bitmap_last_set_bit): Declare.
16810 2009-03-29 David Ayers <ayers@fsfe.org>
16813 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16814 by calling objc_compare_types and surpress warnings about
16815 incompatible C pointers that are compatible ObjC pointers.
16817 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16819 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16820 call initialize_inline_failed.
16821 (initialize_inline_failed): Move it from here ...
16822 * cgraph.c (initialize_inline_failed): ... to here.
16823 (cgraph_create_edge): Call initialize_inline_failed rather than
16824 setting inline_failed directly.
16826 2009-03-29 Ben Elliston <bje@au.ibm.com>
16829 * sysv4.opt (msdata): Improve comment.
16830 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16831 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16833 2009-03-29 Ben Elliston <bje@au.ibm.com>
16836 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16837 load and store attributes.
16839 2009-03-29 Ben Elliston <bje@au.ibm.com>
16841 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16842 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16843 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16844 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16845 __builtin_infq and __builtin_huge_valq.
16847 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16849 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16851 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16852 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16854 2009-03-28 Xinliang David Li <davidxl@google.com>
16856 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16857 (do_dbg_cnt): New function.
16859 2009-03-28 Jan Hubicka <jh@suse.cz>
16861 Merge from pretty-ipa:
16863 2009-03-27 Jan Hubicka <jh@suse.cz>
16865 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16866 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16867 * passes.c (function_called_by_processed_nodes_p): New.
16868 * ipa-pure-const.c (check_call): Fix handling of operands.
16869 (analyze_function): Dump debug output for skipped bodies.
16870 (local_pure_const): Use function_called_by_processed_nodes_p.
16871 * dwarf2out.c (reference_to_unused): Use output.
16872 * passes.c (do_per_function_toporder): Likewise.
16874 2008-11-12 Jan Hubicka <jh@suse.cz>
16876 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16877 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16878 state_set_in_source enum
16879 (check_decl): Ignore memory tags; do not set fake looping flags;
16881 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16882 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16883 (check_call, analyze_function): Rewrite.
16885 (add_new_function): Update call of analyze_function.
16886 (generate_summary): Add call of analyze_function.
16887 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16888 (local_pure_const): New function.
16889 (pass_local_pure_const): New pass.
16890 * ipa-inline.c (inline_transform): Set after_inlining.
16891 * tree-eh.c (stmt_can_throw_external): New.
16892 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16893 work with aliasing built.
16894 * tree-flow.h (stmt_can_throw_external): New.
16895 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16896 and local pure/const pass in early and late optimization queue.
16898 2009-03-28 Martin Jambor <mjambor@suse.cz>
16900 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16902 (fold_binary): Allow function decl aligment consideration is the
16903 second argument is integer constant one.
16904 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16905 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16906 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16908 2009-03-28 Jan Hubicka <jh@suse.cz>
16910 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16911 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16912 * function.h (rtl_data): Add nothrow flag.
16913 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16914 set DECL_NOTHROW for AVAILABLE functions.
16916 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16918 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16919 following vector keyword has expansion starting with pixel or bool
16920 keyword, expand vector to __vector and pixel or bool to __pixel or
16924 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16925 warn_if_disallowed_function_p): Removed.
16926 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16927 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16928 warning_if_disallowed_function_p.
16929 * flags.h (warn_if_disallowed_function_p,
16930 warn_disallowed_functions): Removed.
16931 * common.opt (Wdisallowed-function-list=): Removed.
16932 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16934 2009-03-28 Richard Guenther <rguenther@suse.de>
16936 PR tree-optimization/38723
16937 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16940 2009-03-28 Jan Hubicka <jh@suse.cz>
16942 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16943 test introduced by my previous patch.
16945 2009-03-28 Richard Guenther <rguenther@suse.de>
16947 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16948 the PHIs value undefined.
16950 2009-03-28 Jan Hubicka <jh@suse.cz>
16952 * tree-pass.h (pass_fixup_cfg): New pass.
16953 * ipa-inline.c (inline_transform): Set
16954 always_inline_functions_inlined/after_inlining.
16955 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16956 (pass_fixup_cfg): New pass.
16957 * passes.c (init_optimization_passes): Add fixup_cfg.
16959 2009-03-28 Richard Guenther <rguenther@suse.de>
16961 PR tree-optimization/38458
16962 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16963 argument use the arguments copy-of value.
16965 2009-03-28 Richard Guenther <rguenther@suse.de>
16967 PR tree-optimization/38180
16968 * tree-ssa-ccp.c (get_default_value): Simplify.
16969 (likely_value): Likewise.
16970 (surely_varying_stmt_p): Properly handle VOP case.
16971 (ccp_initialize): Likewise.
16972 (ccp_fold): Handle propagating through *&.
16973 (fold_const_aggregate_ref): Also handle decls.
16975 2009-03-28 Jan Hubicka <jh@suse.cz>
16977 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16978 * cgraph.h (cgraph_node): Likewise.
16979 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16980 (cgraph_reset_node): Use process flag.
16981 (cgraph_mark_functions_to_output): Likewise.
16982 (cgraph_expand_function): Likewise.
16983 (cgraph_expand_all_functions): Likewise.
16984 (cgraph_output_in_order): Likewise.
16985 * dwarf2out.c (reference_to_unused): Likewise.
16986 * passes.c do_per_function_toporder): Likewise.
16988 2009-03-28 Jan Hubicka <jh@suse.cz>
16990 Bring from lto-branch:
16992 2008-09-03 Doug Kwan <dougkwan@google.com>
16994 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16995 enums instead of reason strings.
16996 * cgraph.c (cgraph_create_edge): Same.
16997 (cgraph_inline_failed_string): New function.
16998 * cgraph.h (cgraph_inline_failed_t): New enum type.
16999 (cgraph_inline_failed_string): New prototype.
17000 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17001 char pointer to cgraph_inline_failed_t.
17002 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17003 (cgraph_default_inline_p): Ditto.
17004 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17005 to cgraph_inline_failed_t pointer.
17006 * cif-code.def: New file.
17007 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17009 (cgraph_check_inline_limits): Change type of REASON to pointer to
17010 cgraph_inline_failed_t. Replace reason strings with enums.
17011 (cgraph_default_inline_p): Ditto.
17012 (cgraph_recursive_inlining_p): Ditto.
17013 (update_caller_keys): Change type of FAILED_REASON to
17014 cgraph_inline_failed_t.
17015 (cgraph_set_inline_failed): Change type of REASON to pointer to
17016 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17017 convert enums to strings for text output.
17018 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17019 to be of type cgraph_inline_failed_t. Replace reason strings with
17020 enums. Call cgraph_inline_failed_string to covert enums
17021 to strings for text output.
17022 (cgraph_decide_inlining): Replace reason strings with enums.
17023 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17024 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17026 * tree-inline.c (expand_call_inline): Change type of REASON
17027 to cgraph_inline_failed_t. Replace reason strings with enums.
17028 Call cgraph_inline_failed_string for text output.
17029 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17032 2009-03-28 Jan Hubicka <jh@suse.cz>
17034 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17035 cgraph_clone_node): Remove master clone handling.
17036 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17037 * cgraph.h (master_clone): Remove.
17038 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17039 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17040 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17042 2009-03-28 Jan Hubicka <jh@suse.cz>
17044 * cgraph.c (cgraph_function_body_availability): Functions declared
17045 inline are always safe to assume that it is not going to be replaced.
17047 2009-03-28 Richard Guenther <rguenther@suse.de>
17049 PR tree-optimization/38513
17050 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17051 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17052 EXC_PTR_EXPR and FILTER_EXPR.
17053 (get_ref_from_reference_ops): Likewise.
17055 2009-03-28 Richard Guenther <rguenther@suse.de>
17057 PR tree-optimization/38968
17058 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17059 Use FLOOR_MOD_EXPR to compute misalignment.
17061 2009-03-28 Richard Guenther <rguenther@suse.de>
17063 PR tree-optimization/37795
17064 * tree.h (combine_comparisons): Declare.
17065 * fold-const.c (combine_comparisons): Export.
17066 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17068 (ifcombine_iforif): Use combine_comparisons.
17070 2009-03-28 Jan Hubicka <jh@suse.cz>
17072 * tree-eh.c (inlinable_call_p): New function.
17073 (make_eh_edges): Use it.
17074 (verify_eh_edges): Use it.
17075 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17076 * except.c (reachable_next_level): Add inlinable_function argument
17077 (sjlj_find_directly_reachable_regions): Update.
17078 (add_reachable_handler): Do not set saw_any_handlers.
17079 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17080 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17081 Add new inlinable call parameter.
17082 (can_throw_internal, can_throw_external): Update.
17083 * except.h (can_throw_internal_1, can_throw_external_1,
17084 foreach_reachable_handler): Update declaration.
17086 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17088 * config/arm/t-arm-coff, config/h8300/coff.h,
17089 config/i386/i386-aout.h, config/i386/i386-coff.h,
17090 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17091 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17092 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17093 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17094 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17095 sys-types.h: Remove.
17096 * Makefile.in: Remove protoize and fixproto support and references
17098 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17099 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17101 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17102 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17103 unprotoize$(exeext).
17104 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17105 (.PHONY): Don't depend on proto.
17106 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17107 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17108 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17109 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17110 build/gen-protos.o, build/scan.o, xsys-protos.h,
17111 build/fix-header$(build_exeext), build/fix-header.o,
17112 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17113 stmp-install-fixproto): Remove.
17114 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17115 SYSCALLS.c or fixproto files.
17116 (install-common): Don't install protoize.
17117 (install-headers-tar, install-headers-cpio, install-headers-cp):
17118 Don't depend on $(STMP_FIXPROTO).
17119 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17120 install fixproto files or write out fixproto settings.
17121 (uninstall): Don't uninstall protoize.
17122 * config.gcc (use_fixproto): Remove.
17123 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17124 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17125 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17126 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17127 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17128 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17129 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17130 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17131 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17132 * config/t-vxworks (STMP_FIXPROTO): Remove.
17133 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17134 STMP_FIXPROTO): Remove.
17135 * config.in, configure: Regenerate.
17136 * crtstuff.c (gid_t, uid_t): Don't undefine.
17137 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17138 (arm-*-coff, arm-*-aout: Remove target entries.
17139 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17140 Remove mention of AIX 4.1.
17141 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17142 * doc/invoke.texi (Running Protoize): Remove.
17143 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17144 (Protoize Caveats): Remove.
17145 * tsystem.h: Update comments on headers assumed to exist.
17147 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17149 * genautomata.c: Add a new year to the copyright. Add a new
17151 (struct insn_reserv_decl): Add comments for member bypass_list.
17152 (find_bypass): Remove.
17153 (insert_bypass): New.
17154 (process_decls): Use insert_bypass.
17155 (output_internal_insn_latency_func): Output all bypasses with the
17156 same input insn in one switch case.
17158 * rtl.def (define_bypass): Describe bypass choice.
17159 * doc/md.texi (define_bypass): Ditto.
17161 2009-03-27 Richard Guenther <rguenther@suse.de>
17163 * gimplify.c (mark_addressable): Export.
17164 * tree-flow.h (mark_addressable): Declare.
17165 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17166 * tree-ssa.c (verify_phi_args): Verify that address taken
17167 variables have TREE_ADDRESSABLE set.
17169 2009-03-27 Richard Guenther <rguenther@suse.de>
17171 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17172 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17173 Do not mark decls TREE_ADDRESSABLE.
17174 (build_fold_addr_expr): Adjust.
17175 (fold_addr_expr): Remove.
17176 (fold_unary): Use build_fold_addr_expr.
17177 (fold_comparison): Likewise.
17178 (split_address_to_core_and_offset): Likewise.
17179 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17181 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17182 (gimplify_modify_expr_to_memcpy): Mark source and destination
17184 * omp-low.c (create_omp_child_function): Mark the object decl
17186 (lower_rec_input_clauses): Mark the var we take the address of
17188 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17190 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17192 PR middle-end/39315
17193 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17194 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17196 2009-03-27 Richard Guenther <rguenther@suse.de>
17198 PR tree-optimization/39120
17199 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17201 (handle_lhs_call): Process return constraints. Add escape
17202 constraints if necessary.
17203 (handle_const_call): Fill out return constraints. Make nested
17204 case more precise. Avoid consttmp if possible.
17205 (handle_pure_call): Fill out return constraints. Avoid
17206 callused if possible.
17207 (find_func_aliases): Simplify call handling.
17209 2009-03-27 Richard Guenther <rguenther@suse.de>
17211 PR tree-optimization/39120
17212 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17213 as a representative.
17214 (solve_graph): Do propagate CALLUSED.
17215 (handle_pure_call): Use a scalar constraint from CALLUSED for
17217 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17220 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17223 * c-common.c (handle_aligned_attribute): Properly check alignment
17224 overflow. Use (1U << i) instead of (1 << i).
17226 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17228 * expr.h (get_mem_align_offset): Updated.
17230 * tree.h (tree_decl_common): Change align to "unsigned int" and
17231 move it before pointer_alias_set.
17233 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17234 Jakub Jelinek <jakub@redhat.com>
17237 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17238 gr_register_operand with gr_reg_or_0_operand.
17239 (cmpxchg_rel_di): Likewise.
17240 (sync_lock_test_and_set<mode>): Likewise.
17242 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17244 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17245 (true_regnum): Likewise.
17247 * rtlanal.c (subreg_info): Moved to ...
17248 * rtl.h (subreg_info): Here. New.
17249 (subreg_get_info): New.
17251 * rtlanal.c (subreg_get_info): Make it extern.
17253 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17256 * config/i386/i386.c (ix86_abi): New.
17257 (override_options): Handle -mabi=.
17258 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17259 (ix86_call_abi_override): Likewise.
17260 (init_cumulative_args): Likewise.
17261 (function_arg_advance): Likewise.
17262 (function_arg_64): Likewise.
17263 (function_arg): Likewise.
17264 (ix86_pass_by_reference): Likewise.
17265 (ix86_function_value_regno_p): Likewise.
17266 (ix86_build_builtin_va_list_abi): Likewise.
17267 (setup_incoming_varargs_64): Likewise.
17268 (is_va_list_char_pointer): Likewise.
17269 (ix86_init_machine_status): Likewise.
17270 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17271 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17272 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17273 (ix86_function_abi): Make it static and return enum calling_abi.
17274 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17276 (ix86_fn_abi_va_list): Updated.
17278 * config/i386/i386.h (ix86_abi): New.
17279 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17280 (CONDITIONAL_REGISTER_USAGE): Likewise.
17281 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17282 (machine_function): Likewise.
17284 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17286 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17287 (STACK_BOUNDARY): Likewise.
17288 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17290 * config/i386/i386.opt (mabi=): New.
17292 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17293 return enum calling_abi.
17294 (ix86_function_type_abi): Likewise.
17295 (ix86_function_abi): Removed.
17297 * doc/invoke.texi: Document -mabi= option for x86.
17299 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17301 * builtins.c (real_dconstp): Delete.
17302 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17304 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17305 Jakub Jelinek <jakub@redhat.com>
17308 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17309 (gen_subprogram_die): When a function is explicit, generate the
17310 DW_AT_explicit attribute.
17311 * langhooks.h (struct lang_hooks_for_decls): Add
17312 function_decl_explicit_p langhook.
17313 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17314 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17316 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17318 * builtins.c (fold_builtin_memory_op): Optimize memmove
17319 into memcpy if we can prove source and destination don't overlap.
17321 * tree-inline.c: Include gt-tree-inline.h.
17322 (clone_fn_id_num): New variable.
17323 (clone_function_name): New function.
17324 (tree_function_versioning): Use it.
17325 * Makefile.in (GTFILES): Add tree-inline.c.
17327 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17329 * BASE-VER: Change to 4.5.0.
17331 2009-03-27 Xinliang David Li <davidxl@google.com>
17333 PR tree-optimization/39557
17334 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17336 2009-03-27 Xinliang David Li <davidxl@google.com>
17338 PR tree-optimization/39548
17339 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17342 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17344 * c-common.c (pointer_int_sum): Use %wd on return from
17347 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17349 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17350 on return from tree_low_cst.
17352 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17355 * ginclude/stdarg.h (va_copy): Define also for
17356 __GXX_EXPERIMENTAL_CXX0X__.
17358 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17361 * builtins.h (c_strlen): Do not warn here.
17362 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17363 * c-common.c (pointer_int_sum): Take an explicit location.
17364 Warn about offsets out of bounds.
17365 * c-common.h (pointer_int_sum): Adjust declaration.
17367 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17369 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17372 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17375 * opts.c (warn_if_disallowed_function_p): Don't assume
17376 get_callee_fndecl must return non-NULL.
17378 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17380 PR rtl-optimization/39522
17381 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17382 when reg_reloaded_valid is set.
17384 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17386 * config/spu/divv2df3.c: New file.
17387 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17388 (DPBIT_FUNCS): Filter out _div_df.
17390 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17392 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17393 a jump insn, count that jump in the distance to the loop start.
17395 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17398 * config/sh/sh.c (calc_live_regs): Fix condition for global
17399 registers except PIC_OFFSET_TABLE_REGNUM.
17401 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17404 * doc/invoke.texi (-mconsole): New.
17406 (-mno-cygwin): New.
17408 (-mnop-fun-dllimport): New.
17412 (sub section "i386 and x86-64 Windows Options"): New.
17414 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17416 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17417 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17419 2009-03-25 Richard Guenther <rguenther@suse.de>
17421 PR middle-end/39497
17422 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17425 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17427 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17428 neither of haifa/selective schedulers are working.
17430 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17432 * doc/invoke.texi (Debugging Options): Fix description of
17433 -fno-merge-debug-strings.
17435 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17437 * config/cris/libgcc.ver: New version-script.
17438 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17440 * configure.ac <GAS features, nop mnemonic>: Add pattern
17441 crisv32-*-* for "nop".
17442 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17443 * configure: Regenerate.
17445 2009-03-24 Ira Rosen <irar@il.ibm.com>
17447 PR tree-optimization/39529
17448 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17449 mark_sym_for_renaming for the tag copied to the new vector
17452 2009-03-24 Arthur Loiret <aloiret@debian.org>
17454 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17455 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17456 EXTRA_SPEC_FUNCTIONS.
17457 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17458 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17459 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17460 -march and -mtune options.
17462 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17464 * config/m68k/t-rtems: Add m5329 multilib.
17466 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17467 Jakub Jelinek <jakub@redhat.com>
17470 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17473 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17476 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17477 instead of c_parser_expression_conv, if original_code isn't one of the
17478 4 allowed comparison codes, fail.
17480 2009-03-23 Richard Guenther <rguenther@suse.de>
17482 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17483 * tree.h (struct tree_type): Likewise.
17484 * reload.h (struct insn_chain): Likewise.
17485 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17486 * function.h (struct function): Likewise.
17487 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17489 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17491 PR tree-optimization/39516
17492 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17494 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17496 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17497 should be set true if BITS_PER_WORD of target is bigger than 32
17499 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17501 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17502 Translate -B-options to -rpath-link. Correct existing
17503 rpath-link and conditionalize on !nostdlib.
17505 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17507 * doc/extend.texi (Function Attributes, Variable Attributes):
17509 * doc/invoke.texi (Debugging Options, Optimize Options)
17510 (i386 and x86-64 Options, MCore Options): Likewise.
17512 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17515 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17516 it for block local namespace aliases.
17517 (gen_decl_die): Pass context_die to gen_namespace_die.
17519 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17522 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17523 minimum or maximum value.
17525 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17527 * reginfo.c (globalize_reg): Recompute derived reg sets.
17529 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17532 * libgcc2.c (mprotect): Do not use signed arguments for
17533 VirtualProtect, use DWORD arguments. Also fix the 'may
17534 be used uninitialized' warning for the np variable.
17536 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17539 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17540 functions using regparm calling conventions when not optimizing.
17541 (ix86_function_sseregparm): Similarly for sseregparm calling
17544 2009-03-19 Li Feng <nemokingdom@gmail.com>
17546 PR middle-end/39500
17547 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17548 dependence if the first conflict is after niter iterations.
17550 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17552 PR middle-end/38609
17553 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17554 functions with dynamic stack-pointer adjustments.
17556 2009-03-19 Ben Elliston <bje@au.ibm.com>
17558 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17559 option; change to -msdata=data.
17561 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17563 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17566 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17569 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17571 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17573 * doc/invoke.texi (Code Gen Options): Expand discussion of
17576 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17578 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17579 * matrix-reorg.c (struct matrix_info): Likewise.
17580 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17581 * rtl.h (struct mem_attrs): Likewise.
17582 * df.h (struct df): Likewise.
17583 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17584 * ira-int.h (struct ira_allocno): Likewise.
17585 * df-scan.c (struct df_collection_rec): Likewise.
17586 * ira.c (struct equivalence): Likewise.
17587 * function.c (struct temp_slot): Likewise.
17588 * cfgloop.h (struct loop): Likewise.
17591 * function.c (use_register_for_decl): When not optimizing, disregard
17592 register keyword for variables with types containing methods.
17594 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17596 PR middle-end/39447
17597 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17598 (is_simple_operand): Call contains_component_ref_p before calling data
17599 reference analysis that would fail on COMPONENT_REFs.
17601 * tree-vrp.c (search_for_addr_array): Fix formatting.
17603 2009-03-18 Richard Guenther <rguenther@suse.de>
17605 * tree-vect-transform.c (vect_loop_versioning): Fold the
17606 generated comparisons.
17607 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17608 (slpeel_tree_peel_loop_to_edge): Likewise.
17610 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17612 PR middle-end/37805
17613 * opts.c (print_specific_help): In addition to `undocumented',
17614 accept `separate' and `joined' flags if passed alone. Describe
17615 output by the first matched one of those.
17616 (common_handle_option): Skip over empty strings.
17617 * gcc.c (display_help): Fix help string for `--help='.
17618 * doc/invoke.texi (Option Summary, Overall Options): With
17619 `--help=', classes and qualifiers can both be repeated, but
17620 only the latter can be negated. One should not pass only
17621 negated qualifiers. Fix markup and examples.
17624 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17625 PR middle-end/37805
17626 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17627 and -fhelp=separate.
17629 2009-03-17 Jing Yu <jingyu@google.com>
17631 PR middle-end/39378
17632 * function.h (struct rtl_data): Move is_thunk from here...
17633 (struct function): ...to here.
17634 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17635 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17637 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17639 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17640 (alpha_output_function_end_prologue): Likewise.
17641 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17642 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17643 (rs6000_output_function_epilogue): Likewise.
17644 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17646 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17649 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17650 from different units in a single alternative.
17651 (*truncdfsf_i387): Ditto.
17652 (*truncxfsf2_mixed): Ditto.
17653 (*truncxfdf2_mixed): Ditto.
17655 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17657 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17658 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17661 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17662 unused non-artificial variables when not optimizing.
17665 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17666 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17667 NAMESPACE_DECL in its DECL_INITIAL.
17669 PR middle-end/39443
17670 * optabs.c (set_user_assembler_libfunc): New function.
17671 * expr.h (set_user_assembler_libfunc): New prototype.
17672 * c-common.c: Include libfuncs.h.
17673 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17674 for memcmp, memset, memcpy, memmove and abort.
17675 * Makefile.in (c-common.o): Depend on libfuncs.h.
17678 * dwarf2out.c (gen_inlined_enumeration_type_die,
17679 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17680 gen_tagged_type_instantiation_die): Removed.
17681 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17684 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17687 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17689 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17690 (check-parallel-%): Ditto.
17691 (check-consistency): Ditto.
17693 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17695 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17696 local variable rhs by NULL_TREE.
17698 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17701 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17703 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17706 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17708 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17711 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17712 for ms->sysv ABI calls only in 64bit mode.
17714 * config/i386/i386.md (untyped_call): Support 32bit.
17716 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17718 * doc/extend.texi: Replace x86_65 with x86_64.
17720 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17722 PR tree-optimization/39455
17723 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17724 mismatches for POINTER_TYPE_P (type).
17725 (number_of_iterations_le): Likewise.
17727 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17729 * config/picochip/picochip.c: Removed profiling support.
17730 * config/picochip/picochip.md: Removed profiling instruction.
17731 * config/picochip/picochip.h: Removed profiling builtin.
17733 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17735 * doc/install.texi (--with-host-libstdcxx): Document.
17737 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17740 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17741 generate a warning if the function name does not begin with
17742 "__vector" and the function has either the 'signal' or 'interrupt'
17743 attribute, from here to ...
17744 (avr_declare_function_name): ...here. New function.
17745 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17746 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17748 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17751 * cse.c (fold_rtx): Don't modify original const_arg1 when
17752 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17753 separate variable instead.
17754 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17755 from out of range shift counts.
17756 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17758 2009-03-13 Catherine Moore <clm@codesourcery.com>
17760 * config/i386/x-mingw32 (host-mingw32.o): Replace
17761 diagnostic.h with $(DIAGNOSTIC_H).
17763 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17766 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17768 * config/i386/sync.md (sync_compare_and_swap<mode>,
17769 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17770 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17772 (sync_double_compare_and_swapdi_pic,
17773 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17774 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17776 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17779 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17781 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17784 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17785 (avx_addsubv4df3): Likewise.
17786 (*avx_addsubv4sf3): Likewise.
17787 (sse3_addsubv4sf3): Likewise.
17789 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17792 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17794 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17797 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17798 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17799 registers for allocnos created from user-defined variables.
17801 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17804 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17805 of non-integer mode as well.
17807 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17809 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17810 for functions for which the parameter types are unknown.
17812 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17815 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17816 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17817 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17818 * config/i386/i386.c (ix86_local_alignment): For
17819 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17820 long long variables on the stack to avoid dynamic realignment.
17821 Allow the first argument to be a decl rather than type.
17822 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17824 2009-03-11 Nick Clifton <nickc@redhat.com>
17827 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17829 Add description to mno-lsim option.
17830 * config/mcore/mcore.h: Remove comment about deprecated m4align
17832 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17833 * doc/invoke.texi: Add description of mno-lsim and
17834 mstack-increment options.
17836 * config/fr30/fr30.opt: Document the -mno-lsim option.
17837 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17838 and -mno-lsim options.
17840 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17842 * fold-const.c (fold_comparison): Only call fold_inf_compare
17843 if the mode supports infinities.
17845 2009-03-11 Jason Merrill <jason@redhat.com>
17848 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17849 end already did. Notice GIMPLE_CALL modifications of the result.
17850 Don't copy debug information from an ignored decl or a decl from
17853 2009-03-10 Richard Guenther <rguenther@suse.de>
17854 Nathan Froyd <froydnj@codesourcery.com>
17856 PR middle-end/37850
17857 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17858 (__divMODE3): Likewise.
17860 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17862 PR tree-optimization/39394
17863 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17864 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17866 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17868 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17869 inline asms for register asm ("") declarations.
17871 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17873 * fold-const.c (fold_unary): Fix comment.
17875 2009-03-07 Jan Hubicka <jh@suse.cz>
17878 * tree-inline.c (setup_one_parameter): Do replacement of const
17879 argument by constant in SSA form.
17881 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17883 PR middle-end/38028
17884 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17885 determine alignment passed to assign_stack_local.
17886 (assign_parms_unsplit_complex): Likewise.
17887 * except.c (sjlj_build_landing_pads): Likewise.
17889 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17891 PR middle-end/39360
17892 * tree-flow.h (add_referenced_var): Return bool instead of void.
17893 * tree-dfa.c (add_referenced_var): Return result of
17894 referenced_var_check_and_insert call.
17895 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17896 of referenced_var_check_and_insert.
17899 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17900 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17901 DIE, don't emit it if abstract origin already has it.
17902 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17903 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17905 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17907 * genpreds.c (needs_variable): Fix parentheses at variable name
17909 (write_tm_constrs_h): Indent generated code.
17911 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17913 * doc/extend.texi (Function Attributes): Add documentation
17914 for isr attributes.
17916 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17919 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17920 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17922 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17924 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17927 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17930 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17931 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17933 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17935 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17936 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17937 constants instead of magic numbers.
17938 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17940 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17941 (x86_64_ms_abi_int_parameter_registers): Ditto.
17942 (x86_64_int_return_registers): Ditto.
17943 (ix86_maybe_switch_abi): Ditto.
17944 (ix86_expand_call): Ditto for clobbered_registers array.
17945 (ix86_hard_regno_mode_ok): Ditto.
17946 (x86_extended_QIreg_mentioned_p): Ditto.
17948 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17950 PR tree-optimization/39349
17951 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17953 * combine.c (gen_lowpart_for_combine): Use omode when generating
17956 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17958 PR rtl-optimization/39235
17959 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17961 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17963 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17965 2009-03-04 Richard Guenther <rguenther@suse.de>
17967 PR tree-optimization/39362
17968 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17969 that occur in abnormal PHIs should be varying.
17971 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17973 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17975 (simple_iv): Take loop as an argument instead of statement.
17976 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17977 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17979 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17981 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17982 * matrix-reorg.c (analyze_transpose): Ditto.
17983 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17984 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17985 * tree-predcom.c (ref_at_iteration): Ditto.
17986 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17988 2009-03-04 Richard Guenther <rguenther@suse.de>
17990 PR tree-optimization/39358
17991 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17992 escaped_id and callused_id.
17993 (solve_graph): Likewise.
17995 2009-03-04 Richard Guenther <rguenther@suse.de>
17997 PR tree-optimization/39339
17998 * tree-sra.c (try_instantiate_multiple_fields): Make it
17999 no longer ICE on the above.
18001 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18003 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18004 that fits within Pmode.
18006 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18008 PR middle-end/10109
18009 * tm.texi (LIBCALL_VALUE): Update description.
18011 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18013 PR middle-end/34443
18014 * doc/extend.texi (section): Update description.
18016 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18018 PR middle-end/39345
18019 * tree-inline.c (remapped_type): New.
18020 (can_be_nonlocal): Call remapped_type instead of remap_type.
18022 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18025 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18026 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18028 2009-03-03 Richard Guenther <rguenther@suse.de>
18030 PR middle-end/39272
18031 * tree.c (tree_nonartificial_location): New function.
18032 * tree.h (tree_nonartificial_location): Declare.
18033 * builtins.c (expand_builtin_memory_chk): Provide location
18034 of the call location for artificial function pieces.
18035 (maybe_emit_chk_warning): Likewise.
18036 (maybe_emit_sprintf_chk_warning): Likewise.
18037 (maybe_emit_free_warning): Likewise.
18038 * expr.c (expand_expr_real_1): Likewise.
18040 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18042 PR tree-optimization/39343
18043 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18044 COMPONENT_REF t has ARRAY_TYPE.
18046 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18048 PR middle-end/39335
18049 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18050 when the type precision of the induction variable should be
18051 larger than the type precision of nit.
18052 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18053 * graphite.c (graphite_loop_normal_form): Same.
18054 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18056 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18058 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18059 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18060 numbers to describe clobbered registers.
18061 (*call_value_0_rex64_ms_sysv): Ditto.
18062 * config/i386/mmx.md (mmx_emms): Ditto.
18063 (mmx_femms): Ditto.
18065 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18067 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18070 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18072 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18073 (spu_section_type_flags): New function.
18075 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18077 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18078 reg_class_contents of FLOAT_REGS into a temporary.
18080 2009-03-02 Richard Guenther <rguenther@suse.de>
18081 Ira Rosen <irar@il.ibm.com>
18083 PR tree-optimization/39318
18084 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18085 information to the vectorized statement.
18087 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18089 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18090 variable. Use defined names instead of magic constants for REX SSE
18093 2009-03-01 Richard Guenther <rguenther@suse.de>
18095 PR tree-optimization/39331
18096 * omp-low.c (lower_send_shared_vars): Do not receive new
18097 values for the reference of DECL_BY_REFERENCE parms or results.
18099 2009-03-01 Jan Hubicka <jh@suse.cz>
18102 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18103 BLOCK_NONLOCALIZED_VAR): New macros.
18104 (tree_block): Add nonlocalized_vars.
18105 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18106 gen_decl_die): Add origin argument. Allow generation of die with
18107 origin at hand only.
18108 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18109 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18111 (gen_block_die): Fix checking for unused blocks.
18112 (process_scope_var): Break out from .... ; work with origins only.
18113 (decls_for_scope) ... here; process nonlocalized list.
18114 (dwarf2out_ignore_block): Look for nonlocalized vars.
18115 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18117 (dump_scope_block): Dump them.
18118 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18119 (remap_block): Likewise.
18120 (can_be_nonlocal): New predicate.
18121 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18123 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18125 * configure: Regenerate.
18127 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18129 * optc-gen.awk: No need to duplicate option flags twice.
18130 Reuse help texts for duplicate options which do not have any.
18132 * gcc.c (display_help): Document --version.
18134 * gcc.c (main): If print_help_list and verbose_flag, ensure
18135 driver output comes before subprocess output.
18137 * optc-gen.awk: Assign all remaining fields to help string,
18138 space-separated, for multi-line help in *.opt.
18140 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18141 -Wno-pedantic-ms-format is for MinGW targets only.
18143 * doc/options.texi (Option file format): Fix bad indentation,
18144 restoring dropped sentence.
18146 2009-02-28 Jan Hubicka <jh@suse.cz>
18148 * tree-inline.c (tree_function_versioning): Output debug info.
18150 2009-02-28 Jan Hubicka <jh@suse.cz>
18153 * tree-inline.c (setup_one_parameter): Do not copy propagate
18154 arguments when not optimizing.
18156 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18159 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18160 (avx_addsubv4df3): Likewise.
18161 (*avx_addsubv4sf3): Likewise.
18162 (sse3_addsubv4sf3): Likewise.
18163 (*avx_addsubv2df3): Likewise.
18164 (sse3_addsubv2df3): Likewise.
18165 (avx_unpckhps256): Correct item selectors.
18166 (avx_unpcklps256): Likewise.
18167 (avx_unpckhpd256): Likewise.
18168 (avx_unpcklpd256): Likewise.
18170 2009-02-28 Jan Hubicka <jh@suse.cz>
18172 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18174 (copy_arguments_for_versioning): If var is declared don't declare it.
18175 (tree_function_versioning): First setup substitutions and then copy
18178 2009-02-27 Jan Hubicka <jh@suse.cz>
18181 * cgraph.h (varpool_output_debug_info): Remove.
18182 * cgraphunit.c (varpool_output_debug_info): Remove.
18183 * dwarf2out.c (deferred_locations_struct): New struct
18184 (deferred_locations): New type.
18185 (deferred_locations_list): New static var.
18186 (deffer_location): New function.
18187 (gen_variable_die): Use it.
18188 (decls_for_scope): Output info on local static vars.
18189 (dwarf2out_finish): Process deferred locations.
18190 * varpool.c (varpool_output_debug_info): Remove.
18192 2009-02-27 Jan Hubicka <jh@suse.cz>
18195 * tree.h (TREE_PROTECTED): Fix comment.
18196 (BLOCK_HANDLER_BLOCK): Remove.
18197 (struct tree_block): Remove handler_block add body_block.
18198 (inlined_function_outer_scope_p): New.
18199 (is_body_block): Remove.
18200 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18201 * dwarf2out.c (is_inlined_entry_point): Remove.
18202 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18203 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18205 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18206 * gimplify.c (gimplify_expr): Gimplify body blocks.
18207 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18208 block with multiple subblocks.
18209 (dump_scope_block): Prettier output; dump more flags and info.
18210 (dump_scope_blocks): New.
18211 (remove_unused_locals): Use dump_scope_blocks.
18212 * tree-flow.h (dump_scope_blocks): Declare.
18213 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18214 * stmt.c (is_body_block): Remove.
18215 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18216 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18218 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18220 PR middle-end/39308
18221 * graphite.c (graphite_loop_normal_form): Do not call
18222 number_of_iterations_exit from a gcc_assert.
18224 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18226 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18227 jumps if COND is NULL.
18228 (find_cond_jump): New function.
18229 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18230 * config/s390/s390.md: Remove z10_cobra attribute value.
18232 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18234 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18235 force_const_mem returns NULL_RTX.
18237 2009-02-26 Jan Hubicka <jh@suse.cz>
18240 * cgraph.h (varpool_output_debug_info): Remove.
18241 * cgraphunit.c (varpool_output_debug_info): Remove.
18242 * dwarf2out.c (deferred_locations_struct): New struct
18243 (deferred_locations): New type.
18244 (deferred_locations_list): New static var.
18245 (deffer_location): New function.
18246 (gen_variable_die): Use it.
18247 (decls_for_scope): Output info on local static vars.
18248 (dwarf2out_finish): Process deferred locations.
18249 * varpool.c (varpool_output_debug_info): Remove.
18251 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18253 PR rtl-optimization/39241
18254 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18255 to subreg_offset_representable_p.
18257 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18259 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18260 execute function prototype. Get f and nregs from max_reg_num
18261 and get_insns. Remove the first backward pass as it's dead,
18262 guard the forward pass by flag_expensive_optimizations.
18263 (rest_of_handle_regmove): Delete.
18264 (pass_regmove): Replace it with regmove_optimize.
18266 2009-02-25 Martin Jambor <mjambor@suse.cz>
18268 PR tree-optimization/39259
18269 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18270 calls_alloca function flags.
18271 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18272 calls are detected.
18274 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18276 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18277 flags_set_1_rtx, flags_set_1_set): Delete.
18278 (regmove_optimize): Do not call mark_flags_life_zones.
18280 2009-02-24 Julian Brown <julian@codesourcery.com>
18283 * config/arm/arm.c (require_pic_register): Only set
18284 cfun->machine->pic_reg once per function.
18286 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18288 * doc/invoke.texi (Link Options): Document an easier way to pass
18289 options that take arguments to the GNU linker using -Xlinker and -Wl.
18291 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18294 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18296 2009-02-24 Richard Guenther <rguenther@suse.de>
18299 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18301 2009-02-24 Richard Guenther <rguenther@suse.de>
18302 Zdenek Dvorak <ook@ucw.cz>
18304 PR tree-optimization/39233
18305 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18306 from converting them to a generic type.
18308 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18310 PR tree-optimization/39260
18311 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18312 contains a condition with a real type.
18313 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18315 2009-02-23 Jason Merrill <jason@redhat.com>
18318 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18319 narrowing_initializer_constant_valid_p.
18320 (narrowing_initializer_constant_valid_p): Don't return
18321 null_pointer_node for adding a pointer to itself.
18323 2009-02-23 Jan Hubicka <jh@suse.cz>
18326 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18329 2009-02-23 Jan Hubicka <jh@suse.cz>
18331 PR tree-optimization/37709
18332 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18333 * tree.h (block_ultimate_origin): Declare.
18334 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18335 * tree-ssa-live.c (remove_unused_scope_block_p):
18336 Eliminate blocks containig no instructions nor live variables nor
18338 (dump_scope_block): New function.
18339 (remove_unused_locals): Enable removal of dead blocks by default;
18340 enable dumping at TDF_DETAILS.
18342 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18344 * config/i386/i386.c (classify_argument): Don't allow COImode
18346 (function_arg_advance_32): Don't allow OImode.
18347 (function_arg_32): Likewise.
18348 (function_value_32): Likewise.
18349 (return_in_memory_32): Likewise.
18350 (function_arg_64): Remove OImode comment.
18352 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18355 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18356 ix86_expand_vector_set for V4DImode in 64bit mode only.
18357 (ix86_expand_vector_init_one_var): Likewise.
18359 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18361 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18363 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18366 * loop-iv.c: Revert last change.
18367 * emit-rtl.c: Likewise.
18369 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18372 * config/i386/i386.c (type_natural_mode): Remove an extra
18373 space in the warning message.
18374 (function_value_32): Handle 32-byte vector modes.
18375 (return_in_memory_32): Likewise.
18377 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18379 * loop-iv.c (truncate_value): New function.
18380 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18382 (lowpart_subreg): Move to...
18383 * emit-rtl.c: ...here.
18385 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18387 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18388 accidental and undocumented change at revision 140860.
18390 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18392 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18393 take gimple_seq * arguments.
18394 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18395 types_compatible_p langhook.
18397 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18398 Joseph Myers <joseph@codesourcery.com>
18400 * config/arm/arm.c (arm_builtin_va_list): New function.
18401 (arm_expand_builtin_va_start): Likewise.
18402 (arm_gimplify_va_arg_expr): Likewise.
18403 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18404 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18405 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18406 (va_list_type): New variable.
18407 (arm_mangle_type): Mangle va_list_type appropriately.
18409 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18411 PR middle-end/39157
18412 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18413 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18414 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18415 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18416 parameter to 1000 for -O1 by default.
18417 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18419 * loop-invariant.c: Include params.h.
18420 (move_loop_invariants): Don't call move_single_loop_invariants on
18423 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18425 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18426 offset when calculating bounds for indexing stack_usage_map. Fixes
18427 a buffer overflow with certain target setups.
18429 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18432 * calls.c (expand_call): Clear try_tail_call if caller and callee
18433 disagree in promotion of function return value.
18435 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18438 * c-common.c (c_determine_visibility): If visibility changed and
18439 DECL_RTL has been already set, call make_decl_rtl to update symbol
18442 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18445 * varasm.c (assemble_variable): Don't check DECL_NAME when
18446 globalizing a variable.
18448 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18451 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18452 expression before any __builtin_trap call.
18453 * c-typeck.c (build_function_call): Convert and check function
18454 arguments before generating a call to a trap. Evaluate the
18455 function arguments before the trap.
18457 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18460 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18461 (UNSPEC_FXAM_MEM): New unspec.
18462 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18463 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18464 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18466 2009-02-19 Richard Guenther <rguenther@suse.de>
18468 PR tree-optimization/39207
18469 PR tree-optimization/39074
18470 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18471 storedanything_tree): New.
18472 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18473 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18474 (build_succ_graph): Add edges from STOREDANYTHING to all
18476 (init_base_vars): Initialize STOREDANYTHING.
18477 (compute_points_to_sets): Free substitution info after
18478 building the succ graph.
18479 (ipa_pta_execute): Likewise.
18481 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18483 (do_ds_constraint): Do not add to special var or non-pointer
18485 (type_could_have_pointers): Split out from ...
18486 (could_have_pointers): ... here. For arrays use the element type.
18487 (create_variable_info_for): Initialize may_have_pointers.
18488 (new_var_info): Likewise.
18489 (handle_lhs_call): Make the HEAP variable unknown-sized.
18490 (intra_create_variable_infos): Use a type with pointers for
18491 PARM_NOALIAS, make it unknown-sized.
18493 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18496 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18498 2009-02-18 Jason Merrill <jason@redhat.com>
18501 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18502 value if DECL_EXTERNAL.
18503 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18504 * target.h (gcc_target::binds_local_p): Clarify "module".
18505 * tree.h (TREE_PUBLIC): Clarify "module".
18507 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18510 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18511 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18513 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18516 * c.opt (Wabi): Support C and ObjC.
18519 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18521 * config/i386/i386.c (classify_argument): Warn once about the ABI
18522 change when passing union with long double.
18524 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18526 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18529 * c-parser.c (c_parser_compound_statement): Always enter and leave
18532 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18535 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18537 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18539 PR tree-optimization/36922
18540 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18541 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18544 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18546 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18549 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18551 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18553 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18555 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18558 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18559 Richard Sandiford <rdsandiford@googlemail.com>
18561 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18562 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18563 (loongson_biadd): ...this.
18565 2009-02-17 Richard Guenther <rguenther@suse.de>
18567 PR tree-optimization/39202
18568 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18569 a var make sure to follow existing collapses.
18571 2009-02-17 Richard Guenther <rguenther@suse.de>
18573 PR middle-end/39214
18574 * langhooks.c (lhd_print_error_function): Check for NULL block.
18576 2009-02-17 Richard Guenther <rguenther@suse.de>
18578 PR tree-optimization/39204
18579 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18582 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18584 * config/soft-fp/double.h: Update from glibc CVS.
18586 2009-02-17 Richard Guenther <rguenther@suse.de>
18588 PR tree-optimization/39207
18589 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18590 strict-aliasing warnings for pointers pointing to NULL.
18592 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18595 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18596 skipping until next close brace.
18598 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18601 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18602 to function argument boundary.
18604 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18606 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18607 in the lea_add. Reload eventually constraints it properly.
18608 * config/picochip/constraints.md: Remove the target constraint
18609 "b", since it is not needed anymore.
18611 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18613 * gthr-dce.h: Uglify function parameter and local variable names.
18614 * gthr-gnat.h: Likewise.
18615 * gthr-mipssde.h: Likewise.
18616 * gthr-nks.h: Likewise.
18617 * gthr-posix95.h: Likewise.
18618 * gthr-posix.h: Likewise.
18619 * gthr-rtems.h: Likewise.
18620 * gthr-single.h: Likewise.
18621 * gthr-solaris.h: Likewise.
18622 * gthr-tpf.h: Likewise.
18623 * gthr-vxworks.h: Likewise.
18624 * gthr-win32.h: Likewise.
18626 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18629 * config/i386/i386.md: Restrict the new peephole2 to move
18630 between MMX/SSE registers.
18632 2009-02-15 Richard Guenther <rguenther@suse.de>
18635 2009-02-13 Richard Guenther <rguenther@suse.de>
18637 * configure.ac: Enable LFS.
18638 * configure: Re-generate.
18639 * config.in: Likewise.
18641 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18643 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18644 spu_srqwbyte, spu_srqwbytebc): Define.
18645 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18646 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18647 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18648 "shrqby_<mode>"): New insn-and-split patterns.
18649 * config/spu/spu.c (expand_builtin_args): Determine and return
18650 number of operands using spu_builtin_description data.
18651 (spu_expand_builtin_1): Use it.
18653 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18656 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18659 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18662 * config/i386/i386.c (override_options): Correct warning
18663 messages for -malign-loops, -malign-jumps and -malign-functions.
18665 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18668 * config/i386/i386.md: Restrict the new peephole2 to move
18669 between the general purpose registers.
18671 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18674 * config/i386/i386.c (type_natural_mode): Add a new argument.
18675 Return the original mode and warn ABI change if vector size is 32byte.
18676 (function_arg_advance): Updated.
18677 (function_arg): Likewise.
18678 (ix86_function_value): Likewise.
18679 (ix86_return_in_memory): Likewise.
18680 (ix86_sol10_return_in_memory): Likewise.
18681 (ix86_gimplify_va_arg): Likewise.
18682 (function_arg_32): Don't warn ABX ABI change here.
18683 (function_arg_64): Likewise.
18685 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18687 * loop-iv.c (implies_p): In the final case, test that operands 0
18688 of the two comparisons match.
18690 * config/bfin/bfin.c (find_prev_insn_start): New function.
18691 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18692 (find_next_insn_start): Move.
18694 2009-02-13 Richard Guenther <rguenther@suse.de>
18696 * configure.ac: Enable LFS.
18697 * configure: Re-generate.
18698 * config.in: Likewise.
18700 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18703 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18704 sizes on syntax error after some arguments have been parsed.
18706 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18708 * doc/invoke.texi (-fira): Remove.
18710 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18712 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18713 * recog.c: Likewise.
18716 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18718 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18719 (umul_ppmm): Likewise.
18720 (count_leading_zeros): Likewise.
18721 (count_trailing_zeros): Likewise.
18722 (UMUL_TIME): Likewise.
18724 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18726 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18727 soft-fp/t-softfp to tmake_file.
18729 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18730 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18731 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18732 IA64_BUILTIN_INFQ]: New.
18733 (ia64_init_builtins): Initialize __builtin_infq,
18734 __builtin_fabsq and __builtin_copysignq if not HPUX.
18735 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18736 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18738 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18740 (__fixtfti): Likewise.
18741 (__fixunstfti): Likewise.
18742 (__floattitf): Likewise.
18744 * config/ia64/libgcc-glibc.ver: New.
18745 * config/ia64/t-fprules-softfp: Likewise.
18746 * config/ia64/sfp-machine.h: Likewise.
18748 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18749 (LIBGCC2_TF_CEXT): Likewise.
18750 (TF_SIZE): Likewise.
18751 (TARGET_INIT_LIBFUNCS): Likewise.
18753 * config/ia64/t-glibc (SHLINB_MAPFILES):
18754 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18756 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18758 * config/i386/i386.c (construct_container): Rewrite processing
18759 BLKmode with X86_64_SSE_CLASS.
18761 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18764 * config/i386/i386.md: Replace simplify_replace_rtx with
18765 replace_rtx in the new peephole2.
18767 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18769 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18770 loop unrolling do not happen at -O2.
18772 2009-02-12 Michael Matz <matz@suse.de>
18774 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18776 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18778 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18781 2009-02-12 Ben Elliston <bje@au.ibm.com>
18783 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18784 patterns when updating the back chain. Missed in the 2009-02-10
18787 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18789 * doc/extend.texi (Decimal Floating Types): Update identifier of
18790 draft TR and list of missing support.
18792 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18794 PR middle-end/39154
18795 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18796 bit to variable length decl's flags, add it also to its
18797 pointer replacement variable.
18799 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18800 Jakub Jelinek <jakub@redhat.com>
18803 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18804 (memory_blockage): New expander.
18805 (*memory_blockage): New insn pattern.
18806 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18807 instead of general blockage at the end of function prologue when
18808 frame pointer is used to access red zone area. Do not emit blockage
18809 when profiling, it is emitted in generic code.
18810 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18811 function epilogue when frame pointer is used to access red zone area.
18813 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18816 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18817 by arithmetic with memory operands.
18818 * config/i386/predicates.md (commutative_operator): New.
18820 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18822 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18825 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18827 * alias.h (record_alias_subset): Declare.
18828 * alias.c (record_alias_subset): Make global.
18830 2009-02-10 Nick Clifton <nickc@redhat.com>
18832 * tree-parloops.c: Change license to GPLv3.
18833 * ipa-struct-reorg.c: Change license to GPLv3.
18834 * ipa-struct-reorg.h: Change license to GPLv3.
18836 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18839 * c-decl.c (start_struct): Return NULL on error.
18841 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18843 PR middle-end/39124
18844 * cfgloopmanip.c (remove_path): Call remove_bbs after
18845 cancel_loop_tree, not before it.
18848 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18849 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18850 VAR_DECLs were seen.
18851 * tree-ssa-live.c (remove_unused_locals): Recompute
18852 cfun->has_local_explicit_reg_vars.
18853 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18854 copies or clearings if cfun->has_local_explicit_reg_vars.
18856 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18859 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18860 of function prologue when frame pointer is used to access
18863 2009-02-10 Richard Guenther <rguenther@suse.de>
18865 PR middle-end/39127
18866 * gimplify.c (gimple_regimplify_operands): Always look if
18867 we need to create a temporary.
18869 2009-02-10 Richard Guenther <rguenther@suse.de>
18871 PR tree-optimization/39132
18872 * tree-loop-distribution.c (todo): New global var.
18873 (generate_memset_zero): Trigger TODO_rebuild_alias.
18874 (tree_loop_distribution): Return todo.
18876 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18879 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18880 (x86_64_reg_class_name): Removed.
18881 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18882 first one isn't X86_64_SSE_CLASS or any other ones aren't
18883 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18884 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18885 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18886 and 3 X86_64_SSEUP_CLASS.
18887 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18888 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18890 2009-02-10 Ben Elliston <bje@au.ibm.com>
18892 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18893 form instruction to update the stack back chain word, even if the
18894 user has disabled the generation of update instructions.
18895 (movdi_<mode>_update_stack): New.
18896 (movsi_update_stack): Likewise.
18897 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18898 always use an update form instruction to update the stack back
18901 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18903 PR middle-end/38953
18904 * graphite.c (if_region_set_false_region): After moving a region in
18905 the false branch of a condition, remove the empty dummy basic block.
18906 (gloog): Remove wrong fix for PR38953.
18908 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18910 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18911 generation due to implicit sign extension.
18913 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18915 PR middle-end/38981
18916 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18917 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18919 2009-02-09 Richard Guenther <rguenther@suse.de>
18921 PR middle-end/35202
18922 * convert.c (convert_to_real): Disable (float)fn((double)x)
18923 to fnf(x) conversion if errno differences may occur and
18924 -fmath-errno is set.
18926 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18928 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18929 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18930 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18932 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18935 * c-common.c (handle_alias_attribute): Disallow attribute for
18936 anything not a FUNCTION_DECL or VAR_DECL.
18938 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18941 * real.c (do_compare): Special-case compare of zero against
18942 decimal float value.
18944 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18947 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18948 as indicating flexible array members unless the field itself is
18949 being declarared as the incomplete array.
18951 2009-02-06 Jan Hubicka <jh@suse.cz>
18953 PR tree-optimization/38844
18954 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18955 is already inlined.
18957 2009-02-06 Richard Guenther <rguenther@suse.de>
18959 PR middle-end/38977
18960 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18961 fork because we may expand it as __gcov_fork.
18963 2009-02-06 Nick Clifton <nickc@redhat.com>
18965 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18967 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18969 PR tree-optimization/35659
18970 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18971 vn_phi_eq): Shortcut if hashcode does not match.
18972 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18974 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18975 and avoid iterative_hash_expr.
18976 (FOR_EACH_VALUE_ID_IN_SET): New.
18977 (value_id_compare): Remove.
18978 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18979 sort expressions by value id.
18981 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18984 * config/sh/predicates.md (general_movsrc_operand): Don't check
18985 the subreg of system registers here.
18987 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18990 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18991 on the copied decl.
18993 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18995 PR rtl-optimization/39110
18996 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18997 addresses, not aligned ones.
18999 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19000 Richard Guenther <rguenther@suse.de>
19002 PR tree-optimization/39100
19003 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19004 comment says and add edges.
19006 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19009 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19010 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19012 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19014 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19015 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19016 register_bb_in_sese, new_sese, free_sese): Moved.
19017 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19018 outermost_loop_in_scop, build_scop_iteration_domain,
19019 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19020 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19021 Use loop_in_sese_p instead of loop_in_scop_p.
19022 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19023 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19024 (scopdet_basic_block_info): Fix bug in scop detection.
19025 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19026 eq_loop_to_cloog_loop): Remove.
19027 (nb_loops_around_loop_in_scop, nb_loop
19028 ref_nb_loops): Moved here...
19029 * graphite.h (ref_nb_loops): ... from here.
19030 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19031 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19032 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19033 * testsuite/gcc.dg/graphite/scop-19.c: New
19035 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19036 Hans-Peter Nilsson <hp@axis.com>
19038 PR rtl-optimization/37889
19039 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19040 Move offset handling from PLUS to before the switch. Use new
19041 arguments when considering SYMBOL_REFs too.
19042 (rtx_addr_can_trap_p): Pass dummy offset and size.
19043 (enum may_trap_p_flags): Remove.
19044 (may_trap_p_1): Pass size from MEM_SIZE.
19046 PR rtl-optimization/38921
19047 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19048 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19049 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19050 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19052 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19054 AVX Programming Reference (January, 2009)
19055 * config/i386/sse.md (*vpclmulqdq): New.
19057 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19059 PR tree-optimization/38977
19060 PR gcov-profile/38292
19061 * calls.c (special_function_p): Disregard __builtin_ prefix.
19063 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19065 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19066 non-indexable addresses even before reload.
19068 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19071 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19072 as having variable size. Do not give an error for unnamed
19073 parameters with [*] declarators. Give a warning for type names
19074 with [*] declarators and mark them as variable size.
19075 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19076 for sizeof applied to [*] type names.
19078 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19081 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19083 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19085 * gcc.c (process_command): Update copyright notice dates.
19086 * gcov.c (print_version): Likewise.
19087 * gcov-dump.c (print_version): Likewise.
19088 * mips-tfile.c (main): Likewise.
19089 * mips-tdump.c (main): Likewise.
19091 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19094 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19095 for composite type involving a zero-length array type.
19097 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19100 * function.c (match_asm_constraints_1): Skip over
19101 initial optional % in the constraint.
19103 PR inline-asm/39059
19104 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19105 supported, don't accept FIXED_CSTs.
19106 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19107 and _Sat is used without _Fract/_Accum. Set specs->type to
19108 integer_type_node for cts_fract/cts_accum if fixed point is not
19111 2009-02-02 Catherine Moore <clm@codesourcery.com>
19113 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19115 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19117 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19118 (ABI_HAS_64BIT_SYMBOLS): Use it.
19119 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19121 2009-02-02 Paul Brook <paul@codesourcery.com>
19123 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19125 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19127 PR inline-asm/39058
19128 * recog.h (asm_operand_ok): Add constraints argument.
19129 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19130 recurse on matching constraint.
19131 (check_asm_operands): Pass constraints as 3rd argument to
19132 asm_operand_ok. Don't look up matching constraint here.
19133 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19136 2009-02-02 Ben Elliston <bje@au.ibm.com>
19138 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19139 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19141 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19143 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19144 information. Remove some obsolete information. Reorganize.
19146 * config/pa/fptr.c: Revert license to GPL 2.
19147 * config/pa/milli64.S: Likewise.
19149 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19152 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19153 LIBRARY name in, instead of hard-coding it.
19154 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19155 extra target make frag to tmake_files according to EH model.
19156 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19157 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19158 frags that define makefile variable EH_MODEL appropriately.
19159 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19160 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19161 to "-sjlj" according to type of EH configured.
19162 (LIBGCC_SONAME): Concatenate it to shared library base name.
19163 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19164 to "_sjlj" according to type of EH configured.
19165 (LIBGCC_SONAME): Concatenate it to shared library base name.
19166 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19167 (SHLIB_LINK): Add missing semicolon to if-else construct.
19168 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19169 string value of "pe_dll" command-line option.
19170 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19171 (SHLIB_SONAME): Use it when overriding t-cygming default.
19172 (SHLIB_IMPLIB): Override t-cygming default.
19173 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19174 string value of "pe_dll" command-line option.
19176 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19179 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19180 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19182 2009-01-31 Richard Guenther <rguenther@suse.de>
19184 PR tree-optimization/38937
19185 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19186 computing the transitive closure.
19188 2009-01-30 Richard Guenther <rguenther@suse.de>
19190 PR tree-optimization/39041
19191 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19192 Propagate variable indices only if the types match for this stmt.
19194 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19197 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19198 inline but never defined.
19200 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19202 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19203 (*insv_h_di_reg_extimm): New insn.
19204 (*insv_l<mode>_reg_extimm): New insn.
19206 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19208 * config/picochip/picochip.c (flag_conserve_stack): set
19209 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19210 fconserve-stack. Reduce call-overhead used by inliner.
19212 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19215 * common.opt (flag_conserve_stack): Initialised to zero.
19217 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19220 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19221 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19224 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19226 * ira-color.c (allocno_reload_assign): Update comments.
19227 * regmove.c (regmove_optimize): Likewise.
19231 2009-01-29 Robert Millan <rmh@aybabtu.com>
19233 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19234 * config/i386/kopensolaris-gnu.h: New file. Undefine
19235 `MD_UNWIND_SUPPORT'.
19236 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19238 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19240 PR tree-optimization/39007
19241 * tree-loop-distribution.c (generate_builtin): Use
19242 recompute_dominator to compute the immediate dominator of the
19243 basic block just after the loop.
19245 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19247 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19248 (ASM_OUTPUT_DWARF_PCREL): Define.
19250 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19252 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19253 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19254 global. Modify entries about regmove and IRA.
19256 * ra-conflict.c: Remove the file.
19258 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19260 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19261 (pass_regclass_init): Rename to pass_reginfo_init.
19263 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19265 * toplev.h (flag_ira): Remove.
19267 * caller-save.c (setup_save_areas): Remove flag_ira.
19269 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19271 * global.c: Remove the file.
19273 * opts.c (decode_options): Remove flag_ira.
19275 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19277 * regmove.c: Modify file description.
19278 (find_use_as_address, try_auto_increment): Define them only if
19279 AUTO_INC_DEC is defined.
19280 (replacement_quality, replace_in_call_usage, fixup_match_1,
19281 stable_and_no_regs_but_for_p): Remove.
19282 (reg_set_in_bb): Make it static.
19283 (regmove_optimize): Remove flag_ira and code which worked for
19286 * local-alloc.c: Remove the file.
19288 * common.opt (fira): Remove.
19290 * ira.c: Include except.h.
19291 (eliminable_regset): Move from global.c.
19292 (mark_elimination): Ditto. Remove flag_ira.
19293 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19294 equiv_mem_modified, validate_equiv_mem_from_store,
19295 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19296 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19297 no_equiv, recorded_label_ref): Move from local-alloc.c.
19298 (update_equiv_regs): Ditto. Make it static.
19299 (print_insn_chain, print_insn_chains): Move it from global.c.
19300 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19301 (build_insn_chain): Ditto. Make it static.
19302 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19303 Rename to init_live_subregs.
19304 (gate_ira): Remove flag_ira.
19306 * regclass.c: Rename reginfo.c. Change file description.
19307 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19308 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19309 (init_reg_sets_1): Remove code for evaluation of
19310 reg_class_superclasses and losing_caller_save_reg_set.
19311 (init_regs): Remove init_reg_autoinc.
19312 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19313 ok_for_base_p_nonstrict): Remove.
19314 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19315 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19316 corresponding entries.
19317 (dump_regclass, record_operand_costs, scan_one_insn,
19318 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19319 record_address_regs, auto_inc_dec_reg_p): Remove.
19320 (gt-regclass.h): Rename to gt-reginfo.h.
19322 * rtl.h (dump_global_regs, retry_global_alloc,
19323 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19325 * Makefile.in (RA_H): Remove.
19326 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19327 Rename regclass.o to reginfo.o.
19328 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19330 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19331 (GTFILES): Rename regclass.c to reginfo.c.
19333 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19334 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19336 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19337 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19339 (finish_spills): Ditto. Remove code for !flag_ira.
19341 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19343 PR middle-end/35854
19344 * doc/invoke.texi (rtl debug options): Complete rewrite.
19345 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19347 * mode-switching.c (pass_mode_switching): Rename pass from
19348 "mode-sw" to "mode_sw".
19349 * except.c (pass_convert_to_eh_ranges): Rename pass from
19350 "eh-ranges" to "eh_ranges".
19351 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19355 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19356 Alexander Monakov <amonakov@ispras.ru>
19358 PR middle-end/38857
19359 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19361 (move_exprs_to_boundary): Change return type and pass through
19362 should_move from move_op. Relax assert. Update usage ...
19363 (schedule_expr_on_boundary): ... here. Use should_move instead of
19365 (move_op_orig_expr_found): Indicate that insn was disconnected from
19367 (code_motion_process_successors): Do not call after_merge_succs
19368 callback if original expression was not found when traversing any of
19370 (code_motion_path_driver): Change return type. Update prototype.
19371 (move_op): Update comment. Add a new parameter (should_move). Update
19372 prototype. Set *should_move based on indication provided by
19373 move_op_orig_expr_found.
19375 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19377 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19378 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19379 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19380 * config/rs6000/rs6000.c (rs6000_override_options): Default
19381 avoid-indexed-addresses on for Power6, off for everything else.
19382 (avoiding_indexed_address_p): New function.
19383 (rs6000_legitimize_address): Use it.
19384 (rs6000_legitimate_address): Likewise.
19385 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19387 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19389 PR tree-optimization/38997
19390 * tree-loop-distribution.c (generate_memset_zero): Use
19391 POINTER_PLUS_EXPR for a pointer addition.
19393 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19395 * config/s390/s390.md (bswap<mode>2): New pattern added.
19397 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19399 * config/s390/s390.md (*tls_load_31): Added type attribute.
19401 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19403 * config/s390/s390.md: Fix a few comments.
19405 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19407 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19408 (*tm<mode>_full): Fixed z10prop attribute.
19409 (*tst<mode>_extimm): Fixed z10prop attribute.
19410 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19411 (*tstqiCCT_cconly): Fixed z10prop attribute.
19412 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19413 (*movsi_larl): Fixed z10prop attribute.
19414 (*movsi_zarch): Fixed z10prop attribute.
19415 (*movsi_eas): Fixed z10prop attribute.
19416 (*movhi): Fixed z10prop attribute.
19417 (*movqi): Fixed z10prop attribute.
19418 (*movstrictqi): Fixed z10prop attribute.
19419 (*mov<mode>): Fixed z10prop attribute.
19420 (*movcc): Fixed z10prop attribute.
19421 (*sethighpartdi_64): Fixed z10prop attribute.
19422 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19423 (*negdi2_sign_cc): Fixed z10prop attribute.
19424 (*negdi2_sign): Fixed z10prop attribute.
19425 (*absdi2_sign_cc): Fixed z10prop attribute.
19426 (*absdi2_sign): Fixed z10prop attribute.
19427 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19428 (*negabsdi2_sign): Fixed z10prop attribute.
19429 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19430 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19431 (doloop_si64): Fixed z10prop attribute.
19432 (doloop_si31): Fixed z10prop attribute.
19433 (doloop_long): Fixed z10prop attribute.
19434 (indirect_jump): Fixed z10prop attribute.
19435 (nop): Fixed z10prop attribute.
19436 (main_base_64): Fixed z10prop attribute.
19437 (reload_base_64): Fixed z10prop attribute.
19439 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19441 PR rtl-optimization/38740
19442 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19444 * config/mips/mips.c (mips_reorg): Likewise.
19446 2009-01-28 Richard Guenther <rguenther@suse.de>
19448 PR tree-optimization/38926
19449 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19450 with the correct value id to a value.
19451 (do_regular_insertion): Use the value number of edoubleprime
19452 for the value number of the expr.
19455 2008-08-21 Richard Guenther <rguenther@suse.de>
19457 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19458 a PHI ask VN if it is already available.
19459 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19460 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19462 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19464 PR middle-end/38934
19465 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19466 set to varying whenever max has TREE_OVERFLOW set, similarly
19467 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19469 2009-01-28 Richard Guenther <rguenther@suse.de>
19471 PR middle-end/38908
19472 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19473 uninitialized aggregate uses in call arguments.
19475 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19477 PR tree-optimization/38984
19478 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19479 the nothing_id variable if -fno-delete-null-pointer-checks.
19481 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19484 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19485 (set_got_offset_rex64): Ditto.
19487 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19490 * doc/extend.texi: Improve local variable with asm reg.
19492 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19494 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19495 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19496 was not supplied then set warn_packed_bitfield_compat to the
19497 default value of 1.
19498 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19501 2009-01-27 Richard Guenther <rguenther@suse.de>
19503 PR tree-optimization/38503
19504 * cfgexpand.c (expand_gimple_basic_block): Ignore
19505 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19506 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19507 variables that cannot have TBAA applied.
19508 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19511 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19513 PR middle-end/38969
19514 * calls.c (initialize_argument_information): Do not wrap complex
19515 arguments in SAVE_EXPR.
19517 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19519 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19520 (INSTALL_LIBGCC): Revert typo commit.
19522 2009-01-26 Richard Guenther <rguenther@suse.de>
19524 PR tree-optimization/38745
19525 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19526 from special handling.
19528 2009-01-26 Richard Guenther <rguenther@suse.de>
19530 PR tree-optimization/38745
19531 * tree-ssa.c (execute_update_addresses_taken): Do not include
19532 variables that cannot possibly be a register in not_reg_needs.
19533 Do not clear TREE_ADDRESSABLE on vars that may not become
19535 * tree-ssa.c (update_alias_info_1): Include those in the set
19536 of addressable vars.
19538 2009-01-26 Richard Guenther <rguenther@suse.de>
19540 PR middle-end/38851
19541 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19542 * tree-ssa-dse.c: Include langhooks.h
19543 (execute_simple_dse): Remove stores with zero size.
19545 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19548 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19551 2009-01-24 Julian Brown <julian@codesourcery.com>
19553 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19554 config/arm/linux-atomic.c.
19555 * config/arm/linux-atomic.c: New.
19557 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19559 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19560 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19561 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19563 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19566 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19569 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19571 PR tree-optimization/38953
19572 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19573 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19574 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19575 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19578 2009-01-24 Paul Brook <paul@codesourcery.com>
19580 * config/arm/neon.md (neon_type): Move to arm.md.
19581 (neon_mov<VSTRUCT>): Add neon_type attribute.
19582 * config/arm/arm.md (neon_type): Move to here.
19583 (conds): Add "unconditioal" and use as default for NEON insns.
19585 2009-01-24 Ben Elliston <bje@au.ibm.com>
19587 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19588 void *' warning from -Wc++-compat.
19589 * Makefile.in (dominance.o-warn): Remove.
19591 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19593 PR tree-optimization/38932
19594 * fold-const.c (fold_unary_ignore_overflow): New.
19595 * tree.h (fold_unary_ignore_overflow): Declare.
19596 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19597 * tree-ssa-sccvn.c (visit_reference_op_load,
19598 simplify_unary_expression): Likewise.
19600 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19602 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19603 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19604 regardless of their type.
19605 * c-common.c (handle_packed_attribute): Don't ignore packed on
19607 * c.opt (Wpacked-bitfield-compat): New warning option.
19608 * stor-layout.c (place_field): Warn if offset of a field changed.
19609 * doc/extend.texi (packed): Mention the ABI change.
19610 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19611 (Warning Options): Add it to the list.
19613 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19615 * c-opts.c (c_common_post_options): Fix a typo in comments.
19617 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19619 PR middle-end/38615
19620 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19621 variables to static.
19622 * doc/invoke.texi (-fmerge-all-constants): Update description.
19624 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19627 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19628 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19630 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19632 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19634 (LOCAL_ALIGNMENT): Similarly.
19636 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19637 Joseph Myers <joseph@codesourcery.com>
19639 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19640 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19641 * config/arm/arm-tune.md: Regenerate.
19642 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19645 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19647 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19648 version number to five.
19650 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19653 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19654 * c-common.c (set_underlying_type): Likewise.
19655 (is_typedef_decl ): Likewise
19657 (set_underlying_type): Likewise.
19658 (is_typedef_type): Likewise.
19660 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19662 PR middle-end/38587
19663 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19666 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19669 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19670 (LIBGCC_SPEC): Don't define.
19671 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19673 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19675 PR rtl-optimization/38879
19676 * alias.c (base_alias_check): Unaligned access via AND address can
19677 alias all surrounding object types except those with sizes equal
19678 or wider than the size of unaligned access.
19680 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19683 * c-decl.c (clone_underlying_type): Move this ...
19684 * c-common.c (set_underlying_type): ... here.
19685 Also, make sure the function properly sets TYPE_STUB_DECL() on
19686 the newly created typedef variant type.
19687 (is_typedef_decl ): New entry point.
19688 * tree.h: Added a new member member_types_needing_access_check to
19689 struct tree_decl_non_common.
19690 (set_underlying_type): New entry point.
19691 (is_typedef_type): Likewise.
19693 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19695 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19696 Check whether two instructions have memory references that
19697 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19698 are helper functions for traversing.
19699 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19700 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19701 not to draw dependency edge for instructions with non-conflicting
19704 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19707 * longlong.h: Update copyright years. Use soft-fp license notice.
19708 Sync __clz_tab declaration with glibc.
19710 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19713 * doc/extend.texi (syscall_linkage): New.
19714 (version_id): Modify.
19716 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19717 Richard Guenther <rguenther@suse.de>
19719 PR tree-optimization/38747
19720 PR tree-optimization/38748
19721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19722 conversion if the base address is an indirect reference and the
19723 aliasing sets could cause issues.
19725 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19727 * common.opt (fgraphite, fgraphite-identity): Add comment for
19728 explaining why these options are not documented.
19730 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19732 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19733 gimple_call_lhs is NULL.
19735 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19738 * emit-rtl.c (adjust_address_1): Make sure memref is never
19741 2009-01-20 Ben Elliston <bje@au.ibm.com>
19743 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19744 const qualifier from arg parameter. Remove unnecessary cast to char *.
19745 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19746 const qualifier from arg 2.
19748 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19750 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19752 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19755 * rtl.h (reinit_regs): New prototype.
19756 * regclass.c: Include ira.h.
19757 (reinit_regs): New.
19758 * Makefile.in (regclass.o): Add ira.h.
19759 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19761 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19764 * c-common.c (handle_aligned_attribute): Use
19765 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19766 default alignment value.
19768 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19770 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19771 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19773 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19774 __BIGGEST_ALIGNMENT__.
19776 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19778 2009-01-18 Richard Guenther <rguenther@suse.de>
19780 PR tree-optimization/38819
19781 * tree-flow.h (operation_could_trap_helper_p): Declare.
19782 * tree-eh.c (operation_could_trap_helper_p): Export.
19783 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19784 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19785 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19786 are about to insert a possibly trapping instruction and fail
19789 2009-01-18 Andreas Schwab <schwab@suse.de>
19791 * doc/install.texi (Configuration): Remove obsolete paragraph
19792 about use of --with-gnu-ld with --with-gnu-as.
19794 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19796 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19797 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19798 Follow spelling conventions.
19800 2009-01-18 Ben Elliston <bje@au.ibm.com>
19802 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19803 C++ warning about implicit conversion from void * to struct
19805 (bitmap_obstack_free): Likewise for bitmap_element *.
19806 * Makefile.in (bitmap.o-warn): Remove.
19808 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19810 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19812 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19813 Tobias Grosser <tobi.grosser@amd.com>
19815 * graphite.c (graphite_trans_scop_block): Do not block single
19818 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19820 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19821 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19822 test with assertion.
19824 2009-01-16 Richard Guenther <rguenther@suse.de>
19826 PR tree-optimization/38835
19827 PR middle-end/36227
19828 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19829 and INT + PTR -> (INT)(PTR p+ INT) folding.
19830 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19832 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19835 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19836 the subreg from a lowpart subreg if it is also casting the value.
19838 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19839 Tobias Grosser <tobi.grosser@amd.com>
19841 * graphite.c (compare_prefix_loops): New.
19842 (build_scop_canonical_schedules): Rewritten.
19843 (graphite_transform_loops): Move build_scop_canonical_schedules
19844 after build_scop_iteration_domain.
19846 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19847 Tobias Grosser <tobi.grosser@amd.com>
19849 * graphite.c (add_conditions_to_domain): Add the loops to
19850 the dimension of the iteration domain. Do copy the domain
19851 only when it exists.
19852 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19853 (add_conditions_to_constraints): New.
19854 (can_generate_code_stmt, can_generate_code): Removed.
19855 (gloog): Do not call can_generate_code.
19856 (graphite_transform_loops): Call add_conditions_to_constraints
19857 after building the iteration domain.
19859 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19861 PR tree-optimization/38789
19862 * tree-ssa-threadedge.c
19863 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19864 __builtin_constant_p.
19866 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19868 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19869 examined before deleting them.
19871 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19873 * function.c (aggregate_value_p): Correctly extract the function
19874 type from CALL_EXPR_FN lookup.
19876 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19878 * config/picochip/picochip.c (picochip_override_options): Revert
19879 CFI asm flag disable commited previously.
19881 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19882 Tobias Grosser <tobi.grosser@amd.com>
19883 Jan Sjodin <jan.sjodin@amd.com>
19885 * graphite.c (scan_tree_for_params): On substractions negate
19886 all the coefficients of the term.
19887 (clast_to_gcc_expression_red): New. Handle reduction expressions
19888 of more than two operands.
19889 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19890 (get_vdef_before_scop): Handle also the case of default definitions.
19892 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19894 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19895 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19896 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19898 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19899 Joey Ye <joey.ye@intel.com>
19901 PR middle-end/37843
19902 * cfgexpand.c (expand_stack_alignment): Don't update stack
19903 boundary nor check incoming stack boundary here.
19904 (gimple_expand_cfg): Update stack boundary and check incoming
19905 stack boundary here.
19907 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19909 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19911 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19913 PR rtl-optimization/38245
19914 * calls.c (expand_call): Add stack arguments to
19915 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19916 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19917 in regs and partially in memory or BLKmode arguments.
19918 (emit_library_call_value_1): Add stack arguments to
19919 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19920 ACCUMULATE_OUTGOING_ARGS).
19921 * dce.c: Include tm_p.h.
19922 (find_call_stack_args): New function.
19923 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19925 (mark_insn): Call find_call_stack_args for CALL_Ps.
19926 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19927 forwards. Allocate and free arg_stores bitmap if needed, pass it
19928 down to deletable_insn_p, don't mark stores set in arg_stores
19929 bitmap, clear the bitmap at the beginning of each bb.
19930 * Makefile.in (dce.o): Depend on $(TM_P_H).
19932 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19935 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19936 to make sure the insn is a conditional test (bug 22599). Reformat a
19939 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19941 PR middle-end/38431
19942 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19943 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19944 (gloog): Do not call cleanup_tree_cfg.
19945 (graphite_transform_loops): Call cleanup_tree_cfg after all
19946 scops have been code generated.
19948 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19949 * doc/gty.texi (Invoking the garbage collector): Added new node
19950 and section documenting ggc_collect.
19952 2009-01-14 Richard Guenther <rguenther@suse.de>
19954 PR tree-optimization/38826
19955 PR middle-end/38477
19956 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19957 initialization notes only if we actually emitted a warning.
19958 (intra_create_variable_infos): Add constraints for a result decl
19959 that is passed by hidden reference.
19960 (build_pred_graph): Mark all related variables non-direct on
19963 2009-01-14 Nick Clifton <nickc@redhat.com>
19965 * ira-conflicts.c: Include addresses.h for the definition of
19967 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19968 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19970 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19973 * Makefile.in (ira-lives.o): Add except.h.
19975 * ira-lives.c: Include except.h.
19976 (process_bb_node_lives): Process can_throw_internal.
19978 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19980 PR rtl-optimization/38774
19981 * combine.c (simplify_set): When undoing cc_use change, don't do
19982 PUT_CODE on the newly created comparison, but instead put back the
19985 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19987 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19988 values. Remove duplicate arm8 entry.
19990 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19992 PR tree-optimization/38786
19993 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19994 the SSA_NAME case of expand_scalar_variables_expr.
19995 Set the type of an expression to the type of its assign statement.
19996 (expand_scalar_variables_expr): Also gather the scalar computation
19997 used to index the memory access. Do not pass loop_p.
19998 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19999 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20000 the gimple_stmt_iterator where it inserts new code.
20001 Do not pass loop_p.
20002 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20003 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20005 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20007 * graphite.h (debug_value): Removed.
20008 * graphite.c (debug_value): Removed.
20010 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20012 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20013 ldrd/strd with two 32-bit instructions.
20015 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20017 * config/arm/arm.c (struct processors): Pass for speed down into
20018 cost helper functions.
20019 (const_ok_for_op): Handle COMPARE and inequality nodes.
20020 (arm_rtx_costs_1): Rewrite.
20021 (arm_size_rtx_costs): Update prototype.
20022 (arm_rtx_costs): Pass speed down to helper functions.
20023 (arm_slowmul_rtx_costs): Rework cost calculations.
20024 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20025 (arm_9e_rtx_costs): Likewise.
20027 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20029 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20030 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20031 (alpha_legitimize_address): Do not split local symbols wider than
20032 UNITS_PER_WORD into HIGH/LO_SUM parts.
20034 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20037 * gcc.c (process_command): Replace call to execvp with calls
20038 to pex_one and exit.
20040 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20043 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20044 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20045 variant for devices with 3-byte PC.
20046 (__tablejump_elpm__): New.
20048 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20051 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20052 offsetof member-designator, handle it as `[0].'.
20054 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20056 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20057 function when not using named sections on targets with named sections
20058 if branch distance is less than 262132.
20060 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20062 * combine.c (combine_instructions): Recompute
20063 optimize_this_for_speed_p for each BB in the main combine loop.
20065 2009-01-12 Tomas Bily <tbily@suse.cz>
20068 * tree-loop-distribution.c (prop_phis): New function.
20069 (generate_builtin): Call prop_phis.
20070 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20072 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20074 PR tree-optimization/38807
20075 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20076 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20078 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20080 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20081 subreg of op0 to the original op0.
20083 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20085 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20087 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20090 * mips-tfile.c (parse_def): Fix parsing of def strings
20091 starting with digits.
20093 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20096 * config/arm/arm.c (arm_is_long_call_p): Don't call
20097 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20099 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20101 * regrename.c (regrename_optimize): Fix dumping.
20102 (find_oldest_value_reg): Preserve REG_POINTER.
20103 (copy_hardreg_forward_1): Likewise.
20105 2009-01-09 Diego Novillo <dnovillo@google.com>
20107 * gimple.h (struct gimple_statement_base) <uid>: Document
20108 the restrictions on its use.
20109 (gimple_uid): Tidy.
20110 (gimple_set_uid): Tidy.
20112 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20114 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20115 zero guard even if align_bytes != 0 and count is smaller than
20118 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20120 PR rtl-optimization/38495
20121 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20122 (add_range_and_copies_from_move_list): Print all added ranges.
20123 Add ranges to memory optimized destination.
20125 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20129 * config/i386/i386.c (override_options): Reject
20130 -mstringop-strategy=rep_8byte with -m32.
20131 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20132 to 1. Do count comparison against epilogue_size_needed at compile
20133 time even when count_exp was constant forced into register. For
20134 size_needed don't jump to epilogue, instead just avoid aligning
20135 and invoke the body algorithm. If need_zero_guard, add zero guard
20136 even if count is non-zero, but smaller than size_needed + number of
20137 bytes that could be stored for alignment.
20138 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20139 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20140 but smaller than size_needed + number of bytes that could be stored
20141 for alignment. Compare size_needed with epilogue_size_needed instead
20142 of desired_align - align, don't adjust size_needed, pass
20143 epilogue_size_needed to the epilogue expanders.
20146 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20148 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20150 * pa.c (last_address): Change to unsigned.
20151 (update_total_code_bytes): Change argument to unsigned. Don't
20152 check if insn addresses are set.
20153 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20154 addresses are not set.
20155 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20157 2009-01-09 Nick Clifton <nickc@redhat.com>
20159 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20160 DECL_DECLARED_INLINE_P.
20162 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20164 PR middle-end/38347
20165 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20166 GET_MODE (op0) in operand_subword_force calls.
20168 PR middle-end/38771
20169 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20170 fold_convert arg0 operands to TREE_TYPE (op0) first.
20172 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20174 * params.def (ira-max-conflict-table-size): Decrease default value
20177 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20179 PR tree-optimization/37031
20180 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20182 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20183 allocate it using gc instead of heap, use VEC_quick_push instead of
20185 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20186 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20187 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20188 allocated vector from heap allocated.
20189 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20190 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20191 vector only after perfect_loop_nest_depth call.
20193 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20194 Jan Sjodin <jan.sjodin@amd.com>
20196 PR tree-optimization/38559
20197 * graphite.c (debug_value, copy_constraint,
20198 swap_constraint_variables, scale_constraint_variable, ): New.
20199 (get_lower_bound, get_upper_bound): Removed.
20200 (graphite_trans_bb_strip_mine): Clean up this code that works
20201 only for constant number of iterations. Fully copy upper and
20202 lower bound constraints, not only the constant part of them.
20203 * graphite.h (debug_value): Declared.
20205 2009-01-08 Ira Rosen <irar@il.ibm.com>
20207 PR tree-optimization/37194
20208 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20209 Don't add the cost of cost model guard in prologue to scalar
20210 outside cost in case of known number of iterations.
20212 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20213 Alan Modra <amodra@bigpond.net.au>
20215 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20216 non-word-aligned REG+CONST addressing.
20218 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20221 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20222 free_after_compilation when outputting a thunk.
20223 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20224 Do not call free_after_compilation here.
20226 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20228 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20229 (ix86_valid_target_attribute_inner_p): Ditto.
20231 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20233 PR tree-optimization/38492
20234 PR tree-optimization/38498
20235 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20236 * tree-chrec.h (scev_is_linear_expression): Declared.
20237 * graphite.c (graphite_cannot_represent_loop_niter): New.
20238 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20239 (graphite_loop_normal_form): Use gcc_assert.
20240 (scan_tree_for_params): Use CASE_CONVERT.
20241 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20242 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20243 Use gcc_assert. Discard scops that contain unhandled cases.
20244 (build_scop_conditions): Return a boolean status for unhandled cases.
20245 (strip_mine_profitable_p): Print the loop number, not its depth.
20246 (is_interchange_valid): Pass the depth of the loop nest, don't
20247 recompute it wrongly.
20248 (graphite_trans_bb_block): Same.
20249 (graphite_trans_bb_block): Print tentative of loop blocking.
20250 (graphite_trans_scop_block): Do not print that the loop has been
20252 (graphite_transform_loops): Do not handle scops that contain condition
20255 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20257 AVX Programming Reference (December, 2008)
20258 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20259 (_mm256_stream_pd): Likewise.
20260 (_mm256_stream_ps): Likewise.
20262 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20263 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20264 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20265 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20266 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20267 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20268 (ix86_expand_special_args_builtin): Likewise.
20270 * config/i386/sse.md (AVXMODEDI): New.
20271 (avx_movnt<mode>): Likewise.
20272 (avx_movnt<mode>): Likewise.
20273 (<sse>_movnt<mode>): Remove AVX support.
20274 (sse2_movntv2di): Likewise.
20276 2009-01-07 Richard Guenther <rguenther@suse.de>
20278 PR middle-end/38751
20279 * fold-const.c (extract_muldiv): Remove obsolete comment.
20280 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20281 to PLUS_EXPR canonicalization for the canonicalization.
20283 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20285 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20286 hosted cross-compilers generating less efficient code.
20288 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20290 * function.h (rtl_data): Add a dbr_scheduled_p field.
20291 * reorg.c (dbr_schedule): Set it.
20292 (gate_handle_delay_slots): Check it.
20293 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20294 (mips_reorg): Check flag_delayed_branch instead of
20295 mips_base_delayed_branch.
20296 (mips_override_options): Don't set mips_base_delayed_branch
20297 or flag_delayed_branch.
20299 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20301 PR rtl-optimization/38426.
20302 * ira.c (ira): Set current_function_is_leaf earlier.
20304 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20306 PR rtl-optimization/38722
20307 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20308 too early, only set a flag and modify after last possible
20311 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20314 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20315 * real.c (decimal_single_format): Correct values of emin and emax.
20316 (decimal_double_format): Ditto.
20317 (decimal_quad_format): Ditto.
20318 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20319 computation of DECnn_MIN and DECnn_MAX for corrected values of
20320 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20321 __DECnn_MIN__, and adjust its computation for the corrected value
20324 2009-01-06 Jan Hubicka <jh@suse.cz>
20327 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20329 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20331 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20332 Add Robert Clark to the list of testers.
20334 2009-01-06 Jan Hubicka <jh@suse.cz>
20335 Kai Tietz <kai.tietz@onevision.com>
20337 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20338 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20340 2009-01-06 Jan Hubicka <jh@suse.cz>
20341 Kai Tietz <kai.tietz@onevision.com>
20343 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20345 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20346 (ix86_nsaved_regs): Count only general purpose regs.
20347 (ix86_nsaved_sseregs): New.
20348 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20349 to 16 for w64; compute padding and size of sse reg save area.
20350 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20351 general purpose regs.
20352 (ix86_emit_save_sse_regs_using_mov): New.
20353 (ix86_expand_prologue): Save SSE regs if needed.
20354 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20355 (ix86_emit_restore_sse_regs_using_mov): New.
20356 (ix86_expand_epilogue): Save SSE regs if needed.
20358 2009-01-06 Jan Hubicka <jh@suse.cz>
20359 Kai Tietz <kai.tietz@onevision.com>
20361 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20362 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20363 functions when accumulate outgoing args is off.
20365 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20368 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20369 before using pseudos_have_intersected_live_ranges_p.
20371 * ira-int.h (ira_assert): Always define.
20373 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20375 AVX Programming Reference (December, 2008)
20376 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20377 (_mm256_permute2_pd): Likewise.
20378 (_mm_permute2_ps): Likewise.
20379 (_mm256_permute2_ps): Likewise.
20380 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20381 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20383 * config/i386/i386.c (ix86_builtins): Remove
20384 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20385 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20386 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20387 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20388 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20389 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20390 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20391 __builtin_ia32_vpermil2ps256.
20392 (ix86_init_mmx_sse_builtins): Updated.
20393 (ix86_expand_args_builtin): Likewise.
20395 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20397 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20398 long absolute calls when generating PA 2.0 code.
20400 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20402 PR rtl-optimization/38583
20403 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20405 * params.def (ira-max-conflict-table-size): New.
20407 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20409 * ira.h (ira_conflicts_p): New external definition.
20411 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20412 table. Report this. Return result of building.
20413 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20414 building conflict table.
20416 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20417 (ira_color): Use ira_conflicts_p.
20419 * global.c: Include ira.h.
20420 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20423 * Makefile.in (global.o): Add ira.h.
20425 * ira-build.c (mark_all_loops_for_removal,
20426 propagate_some_info_from_allocno): New.
20427 (remove_unnecessary_allocnos): Call
20428 propagate_some_info_from_allocno.
20429 (remove_low_level_allocnos): New.
20430 (remove_unnecessary_regions): Add parameter. Call
20431 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20432 parameter to remove_unnecessary_regions.
20433 (ira_build): Remove all regions but root if the conflict table was
20434 not built. Update conflict hard regs for allocnos crossing calls.
20436 * ira.c (ira_conflicts_p): New global.
20437 (ira): Define and use ira_conflicts_p.
20439 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20440 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20441 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20443 2009-01-06 Ben Elliston <bje@au.ibm.com>
20445 * gengtype-lex.l (YY_NO_INPUT): Define.
20447 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20450 * c-common.c (handle_vector_size_attribute): Also reject
20451 BOOLEAN_TYPE types.
20453 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20455 PR tree-optimization/38492
20456 * graphite.c (rename_map_elt, debug_rename_elt,
20457 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20458 rename_map_elt_info, eq_rename_map_elts,
20459 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20460 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20461 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20462 (sese_build_livein_liveouts): New.
20463 (new_sese, free_sese): New.
20464 (new_scop): Call new_sese.
20465 (free_scop): Call free_sese.
20466 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20467 (register_old_new_names): Renamed register_old_and_new_names.
20468 (register_scop_liveout_renames, add_loop_exit_phis,
20469 insert_loop_close_phis, struct igp,
20470 default_liveout_before_guard, add_guard_exit_phis,
20471 insert_guard_phis, copy_renames): New.
20472 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20473 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20474 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20475 (scop_adjust_phis_for_liveouts): New.
20476 (gloog): Call scop_adjust_phis_for_liveouts.
20478 * graphite.h (struct sese): Documented. Added fields liveout,
20479 num_ver and livein.
20480 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20481 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20482 (struct scop): Added field liveout_renames.
20483 (SCOP_LIVEOUT_RENAMES): New.
20485 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20487 PR tree-optimization/38510
20488 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20489 (translate_clast): Call recompute_all_dominators before
20491 (gloog): Call recompute_all_dominators before graphite_verify.
20493 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20494 Jan Sjodin <jan.sjodin@amd.com>
20496 PR tree-optimization/38500
20497 * graphite.c (create_sese_edges): Call fix_loop_structure after
20500 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20502 * config.gcc: Add m32r*-*-rtems*.
20503 * config/m32r/rtems.h: New file.
20505 2009-01-05 Ben Elliston <bje@au.ibm.com>
20507 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20508 (.po.pox): Likewise.
20509 (po/gcc.pot): Likewise.
20511 2009-01-04 David S. Miller <davem@davemloft.net>
20513 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20514 (STARTING_FRAME_OFFSET): Always set to zero.
20516 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20518 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20519 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20520 fixed-point types, and vectors of the same.
20522 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20524 * config/mips/sync.md (*mb_barrier): Rename to...
20525 (*memory_barrier): ...this.
20527 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20529 * doc/extend.texi (Function Attributes): Move @cindex after @item
20530 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20531 and put in alphabetical order. Fix 'target' name and put in order.
20532 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20535 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20537 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20538 (memory_barrier): Expand as unspec instead of unspec_volatile.
20539 Remove mem:BLK from insn operands. Use Pmode scratch register.
20540 (*memory_barrier): Define as unspec instead of unspec_volatile.
20541 Use (match_dup 0) as input operand.
20543 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20544 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20545 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20546 scratch register. Remove operand 1.
20547 (*stbar): Define as unspec instead of unspec_volatile.
20548 Use (match_dup 0) as input operand, remove (const_int 8).
20549 (*membar): Define as unspec instead of unspec_volatile.
20550 Use (match_dup 0) as input operand, remove input operand 2.
20552 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20553 (memory_barrier): Expand as unspec instead of unspec_volatile.
20554 Remove mem:BLK from insn operands. Use Pmode scratch register.
20555 (*memory_barrier): Define as unspec instead of unspec_volatile.
20556 Use (match_dup 0) as input operand.
20558 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20559 Remove mem:BLK from insn operands. Use Pmode scratch register.
20560 Set volatile flag on operand 0.
20561 (*memory_barrier): New insn pattern.
20563 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20565 (*memory_barrier): Use (match_dup 0) as input operand.
20567 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20568 Remove mem:BLK from insn operands. Use Pmode scratch register.
20569 Set volatile flag on operand 0.
20570 (*mb_internal): New insn pattern.
20572 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20574 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20576 PR middle-end/38586
20577 * function.c (struct temp_slot): Move to the section of the file
20578 that deals with temp slots. Remove field 'address'.
20579 (temp_slot_address_table): New hash table of address -> temp slot.
20580 (struct temp_slot_address_entry): New struct, items for the table.
20581 (temp_slot_address_compute_hash, temp_slot_address_hash,
20582 temp_slot_address_eq, insert_temp_slot_address): Support functions
20584 (find_temp_slot_from_address): Rewrite to use the new hash table.
20585 (remove_unused_temp_slot_addresses): Remove addresses of temp
20586 slots that have been made available.
20587 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20588 worker function for remove_unused_temp_slot_addresses.
20589 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20590 Add the temp slot address to the address -> temp slot map.
20591 (update_temp_slot_address): Update via insert_temp_slot_address.
20592 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20593 (pop_temp_slots): Likewise.
20594 (init_temp_slots): Allocate the address -> temp slot map, or empty
20595 the map if it is already allocated.
20596 (prepare_function_start): Initialize temp slot processing.
20598 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20600 PR middle-end/38584
20601 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20602 Calculate the size of all stack vars assuming no packing of stack
20603 vars will happen, replacing a quadratic algorithm with a linear one.
20605 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20608 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20611 2009-01-03 Diego Novillo <dnovillo@google.com>
20613 * doc/contrib.texi: Update contributions.
20615 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20618 * builtins.c (fold_builtin_memory_op): Give up if either operand
20619 is volatile. Set srctype or desttype to non-qualified version
20623 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20624 and FUNCTION_DECLs.
20626 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20628 PR rtl-optimization/35805
20629 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20630 problem if fast dce is able to remove any instructions.
20631 * dce.c (dce_process_block): Fix dump message.
20633 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20636 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20638 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20640 PR middle-end/38690
20641 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20642 * tree-pretty-print.c (op_code_prio): New function.
20643 (op_prio): No longer static. Use op_code_prio.
20644 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20645 Use op_prio and op_code_prio to determine if () should be
20646 printed around operand(s) or not.
20648 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20649 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20650 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20651 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20652 pp_character instead of pp_string for single letter printing.
20654 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20656 * doc/extend.texi: Fix '#pragma GCC option' typo.
20658 2009-01-02 Richard Guenther <rguenther@suse.de>
20660 * doc/install.texi (--enable-checking): Mention different
20661 default for stage1.
20662 (--enable-stage1-checking): Document.
20664 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20666 PR middle-end/30142
20667 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20668 case to be an error.
20670 2009-01-02 Ben Elliston <bje@au.ibm.com>
20672 * config/fp-bit.h (pack_d): Constify argument.
20673 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20674 (isnan): Constify argument.
20676 (iszero): Likewise.
20677 (pack_d): Likewise.
20678 (_fpadd_parts): Constify return type.
20679 (_fpmul_parts): Likewise.
20680 (_fpdiv_parts): Likewise.
20682 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20685 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20686 warn about overwriting initializer with side-effects or
20687 -Woverride-init if !IMPLICIT.
20688 (output_init_element): Likewise. Pass IMPLICIT down to
20690 (process_init_element): Add IMPLICIT argument. Pass it down
20691 to output_init_element.
20692 (push_init_element, pop_init_level, set_designator): Adjust
20693 process_init_element callers.
20694 (set_nonincremental_init, set_nonincremental_init_from_string):
20695 Adjust add_pending_init callers.
20696 (output_pending_init_elements): Adjust output_init_element callers.
20697 * c-tree.h (process_init_element): Adjust prototype.
20698 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20699 process_init_element callers.
20702 Copyright (C) 2009 Free Software Foundation, Inc.
20704 Copying and distribution of this file, with or without modification,
20705 are permitted in any medium without royalty provided the copyright
20706 notice and this notice are preserved.