1 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7 Eric Botcazou <botcazou@adacore.com>
8 Douglas B Rupp <rupp@gnat.com>
10 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11 that records that fit in 64 bits are returned by immediate value,
12 as required by OpenVMS Calling Standard.
13 (function_value): Adjust for above modification.
14 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
15 virtual_incoming_args_rtx as base object, not next_arg.
16 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
18 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20 * reload.c (find_reloads_subreg_address): Check the original
21 req_equiv_mem address to detect the case where an address is
22 not valid in the outer mode.
24 2009-08-11 Richard Guenther <rguenther@suse.de>
27 * builtins.c (gimplify_va_arg_expr): Do not call
30 2009-08-10 Douglas B Rupp <rupp@gnat.com>
32 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
33 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
35 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
36 Douglas B Rupp <rupp@gnat.com>
38 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
39 PT_STACK when frame_pointer_needed on OpenVMS.
40 (alpha_pv_save_size, alpha_using_fp): Remove.
41 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
42 with proper processing for PT_NULL.
43 (alpha_vms_initial_elimination_offset): New function. Support for
44 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
45 (alpha_sa_size): Force procedure type to PT_STACK when
46 frame_pointer_needed on OpenVMS.
47 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
48 (alpha_using_fp): Likewise.
49 (alpha_vms_can_eliminate): Add prototype.
50 (alpha_vms_initial_elimination_offset): Likewise.
51 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
52 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
54 2009-08-10 Eric Botcazou <botcazou@adacore.com>
55 Douglas B Rupp <rupp@gnat.com>
57 * config/alpha/alpha.c (common_object_handler): New function.
58 (vms_attribute_table): Declare a single attribute "common_object".
59 (vms_output_aligned_decl_common): New global function.
60 (SECTION_VMS_OVERLAY): Delete.
61 (SECTION_VMS_GLOBAL): Likewise.
62 (SECTION_VMS_INITIALIZE): Likewise.
63 (vms_asm_named_section): Remove support for above flags.
64 (vms_section_type_flags): Delete.
65 (TARGET_SECTION_TYPE_FLAGS): Likewise.
66 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
67 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
68 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
70 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
73 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
74 (sub_ddmmss): Likewise.
76 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
79 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
82 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
85 * reload1.c (reload_as_needed): Use cancel_changes to completely
86 undo a failed replacement attempt.
88 2009-08-10 Richard Guenther <rguenther@suse.de>
91 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
92 (useless_type_conversion_p): ... here. Require pointer targets
95 2009-08-10 Dodji Seketeli <dodji@redhat.com>
98 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
99 loose the original type of the statement list.
101 2009-08-09 Douglas B Rupp <rupp@gnat.com>
103 * config/alpha/alpha.c: Include libfuncs.h
104 (avms_asm_output_extern): New function.
105 (alpha_init_libfuncs): Init some decc libfuncs.
106 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
107 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
108 (DO_CRTL_NAMES): Define.
110 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
111 (LONG_TYPE_SIZE): Define.
112 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
113 (SUBTARGET_SWITCHES): Define malloc64 switch.
114 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
115 (MASK_RETURN_ADDR): Define.
116 doc/invoke.texi (mmalloc64): Document switch.
118 2009-08-09 Olivier Hainque <hainque@adacore.com>
119 Douglas B Rupp <rupp@gnat.com>
121 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
122 uses_condition_handler.
123 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
124 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
125 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
126 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
127 (code_for_builtin): New insn codes for the new alpha_builtins.
128 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
129 (alpha_sa_size): Account for uses_condition_handler.
130 (alpha_expand_prologue): Likewise.
131 (alpha_start_function): Likewise.
132 (alpha_expand_epilogue): Likewise.
133 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
134 establish/revert expanders.
135 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
136 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
137 New expander, resorting to the alpha.c associated function.
138 (builtin_revert_vms_condition_handler): Likewise.
139 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
140 __gcc_shell_handler, the static VMS condition handler used as
141 an indirection wrapper to the current dynamically established
143 * config/alpha/vms-unwind.h: Complete rewrite.
144 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
145 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
147 2009-08-09 Eric Botcazou <botcazou@adacore.com>
148 Douglas B Rupp <rupp@gnat.com>
150 * config/alpha/alpha.c (alpha_links): Add 'target' field.
151 (alpha_need_linkage): Handle aliases. Return function symbol.
152 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
153 Use ultimate alias target for the linkage name.
154 * config/alpha/alpha.md (movmemdi): Use the symbol returned
155 by alpha_need_linkage for the function symbol.
156 (setmemdi): Likewise.
158 2009-08-09 Douglas B Rupp <rupp@gnat.com>
160 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
161 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
162 (ASM_WEAKEN_LABEL): Define.
163 (CRT_CALL_STATIC_FUNCTION): Define.
164 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
165 (ENDFILE_SPEC): Define.
166 (INIT_SECTION_ASM_OP): Define.
167 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
168 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
170 (MULTILIB_OSDIRNAMES): Define.
171 (shlib_version): Define.
173 (SHLIB_OBJS): Define.
174 (SHLIB_NAME): Define.
175 (SHLIB_MULTILIB): Define.
176 (SHLIB_INSTALL): Define.
177 (SHLIB_SYMVEC): Define.
178 (SHLIB_SYMVECX2): Define.
179 (SHLIB_LINK): Define.
181 2009-08-09 Douglas B Rupp <rupp@gnat.com>
183 * config/alpha/alpha.c (alpha_initialize_trampoline):
184 Initialize VMS trampoline IAW ABI for bounded procedure calls.
185 (alpha_start_function): Emit transfer address on nested functions
186 for VMS trampoline call.
187 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
188 since no longer used.
189 * config/alpha/vms-tramp.asm: Remove.
190 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
191 since now only data initialized at runtime.
193 2009-08-09 Douglas B Rupp <rupp@gnat.com>
195 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
196 (LINK_GCC_C_SEQUENCE_SPEC): Define.
197 (MD_EXEC_PREFIX): Remove, no longer used.
198 (MD_STARTFILE_PREFIX): Likewise.
199 (INCLUDE_DEFAULTS): Likewise.
200 * config/alpha/t-vms:
201 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
203 2009-08-09 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/41016
206 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification
208 (operand_precision): Remove.
209 (integral_operand_p): Likewise.
210 (recognize_single_bit_test): Adjust.
212 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
214 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
215 operation overflows. Likewise non-cast unary arithmetic.
216 If one arm of a conditional expression is always taken,
217 inhibit evaluation warnings for the other arm. Likewise inhibit
218 evaluation warnings for the second && or || operand if the first
219 operand is enough to determine the result.
220 * c-typeck.c (build_conditional_expr): Apply the same inhibition
222 (build_binary_op): Prevent duplicate evaluation warnings.
224 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
226 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
227 and destination have different modes, Use promote_mode to
228 determine the signedness of the conversion. Assert that the
229 promoted source mode matches the destination mode. Don't pass
230 the destination and destination mode to expand_expr if the source
231 mode is different. Simplify conversion logic.
233 2009-08-09 Ira Rosen <irar@il.ibm.com>
235 PR tree-optimization/41008
236 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
237 from condition only in case it's a comparison. Adjust checks.
239 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
241 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
242 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
243 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
244 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
245 (dump_cand): Handle them.
246 (struct iv_cand): New members COST_STEP and AINC_USE.
247 (stmt_after_increment): Likewise.
248 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
249 callers changed. Use gimple_uid comparison instead of scanning.
250 (add_candidate_1): When looking for identical candidates, take
251 AINC_USE into account. Set it for new candidates.
252 (force_expr_to_var_cost): Cast target_spill_cost to int.
253 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
254 All callers changed. Check for availability of autoinc addressing
255 modes, both in general for a given mode, and in the specific use
257 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
259 (get_computation_cost): Likewise.
260 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
261 add_autoinc_candidates): New static functions.
262 (add_candidate): Call add_autoinc_candidates for candidates based on
264 (find_iv_candidates): Call set_autoinc_for_original_candidates.
265 (determine_use_iv_cost_address): If we have an autoinc candidate at
266 the matching use, verify autoinc is possible and subtract the cost
267 of the candidate's step from the cost.
268 (determine_iv_cost): Record the cost of the increment in the COST_STEP
269 member of the candidate.
270 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
271 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
273 2009-08-09 Douglas B Rupp <rupp@gnat.com>
275 * config.build (ia64-hp-*vms*): New target.
276 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
278 * config.gcc (ia64-hp-*vms*): New target.
279 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
281 * config.host (ia64-hp-*vms*): New target.
282 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
285 2009-08-08 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/40991
288 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
290 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
292 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
293 mode check. Do truncations in an integer mode.
294 (force_to_mode): Handle subregs for all mode types. Only do
295 arithmetic simplifications on integer modes.
297 2009-08-07 Richard Guenther <rguenther@suse.de>
299 PR tree-optimization/40999
300 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
301 (maybe_fold_reference): Lookup constant initializers.
302 (fold_gimple_assign): Likewise.
304 2009-08-07 Richard Guenther <rguenther@suse.de>
306 * tree-ssa.c (useless_type_conversion_p_1): Only for types
307 that require structural equality defer to the langhook.
309 2009-08-07 Martin Jambor <mjambor@suse.cz>
311 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
313 (struct ipa_pass_through_data): New type.
314 (struct ipa_ancestor_jf_data): New type.
315 (union jump_func_value): Removed field formal_id, added fields
316 pass_through and ancestor.
317 (struct ipa_param_call_note): Changed type of formal_id to int from
319 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
320 operations jump functions and ancestor jump functions.
321 (compute_complex_pass_through): New function.
322 (compute_scalar_jump_functions): Call compute_complex_pass_through,
323 reflect changes in the jump function strucutre.
324 (update_jump_functions_after_inlining): Ignore complex pass-through
325 and ancestor jump functions.
326 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
327 polynomial pass-through with operation jump functions.
329 2009-08-07 Jakub Jelinek <jakub@redhat.com>
331 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
332 fde->dw_fde_begin as begin label instead of hot/cold label.
333 Use LLSDAC label instead of LLSDA for second section lsda.
334 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
335 label instead of LLSDA if it is true.
336 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
338 * except.c (add_call_site, dw2_size_of_call_site_table): Add
339 SECTION argument. Use it as index into crtl->eh.call_site_record
341 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
342 use it to determine how to print table entries instead of using
343 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
344 label instead of normal begin label as base.
345 (sjlj_assign_call_site_values): Adjust add_call_site caller.
346 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
347 ensure no EH range spans between sections and that landing pads
348 are always in the corresponding section.
349 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
350 for crtl->eh.call_site_record being an array rather than scalar.
351 (output_one_function_exception_table): New function, copied
352 from output_function_exception_table. Adjust
353 dw2_size_of_call_site_table, dw2_output_call_site_table
354 callers. For SECOND section use *C suffixed labels.
355 (output_function_exception_table): Call
356 output_one_function_exception_table and, when doing hot/cold
357 partitioning, also another time for the second section.
358 * opts.c: Include except.h.
359 (decode_options): Allow -freorder-blocks-and-partition with
360 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
361 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
362 * function.h (struct rtl_eh): Change call_site_record from
363 scalar into array of 2 elements.
365 2009-08-07 Martin Jambor <mjambor@suse.cz>
367 * ipa-prop.c (count_formal_params_1): New function.
368 (ipa_get_vector_of_formal_parms): New function.
369 (get_vector_of_formal_parm_types): New function.
370 (ipa_modify_formal_parameters): New function.
371 (ipa_modify_call_arguments): New function.
372 (index_in_adjustments_multiple_times_p): New function.
373 (ipa_combine_adjustments): New function.
374 (ipa_dump_param_adjustments): New function.
375 * ipa-prop.h (struct ipa_parm_adjustment): New type.
376 (ipa_get_vector_of_formal_parms): Declare.
377 (ipa_modify_formal_parameters): Declare.
378 (ipa_modify_call_arguments): Declare.
379 (ipa_combine_adjustments): Declare.
380 (ipa_dump_param_adjustments): Declare.
381 (build_ref_for_offset): Declare.
382 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
383 * tree-sra.c: Include ipa-prop.c.
384 (build_ref_for_offset): Make public.
386 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
388 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
390 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
392 * gcc/doc/extend.texi (__builtin_extract_return_address)
393 (__builtin_frob_return_address): Document.
395 2009-08-06 Paul Brook <paul@codesourcery.com>
397 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
398 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
399 implementation on ARMv6-M.
401 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
403 * doc/extend.texi (pcs): Document new attribute for ARM.
405 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
407 * arm.c (pcs_attribute_args): Comment out unsupported attribute
410 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
412 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
415 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
417 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
419 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
421 Merge ARM/hard_vfp_branch to trunk.
423 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
425 * arm.c (libcall_eq): New function.
426 (libcall_hash): New function.
427 (add_libcall): New function.
428 (arm_libcall_uses_aapcs_base): New function.
429 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
430 libcalls using the base PCS.
431 (arm_init_cumulative_args): Likewise.
433 2009-07-20 Joseph Myers <joseph@codesourcery.com>
435 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
436 Use base ABI for conversion libfuncs between HFmode and SFmode.
438 2009-05-12 Joseph Myers <joseph@codesourcery.com>
440 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
441 V4SImode as representatives of all 64-bit and 128-bit vector
442 types. Allow vector types without vector modes.
443 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
444 without vector modes like BLKmode.
445 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
446 BLKmode. Avoid unsupported vector modes or TImode moves for
448 (aapcs_vfp_allocate_return_reg): Likewise.
449 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
450 V8QImode if TARGET_NEON || TARGET_IWMMXT.
452 2009-05-12 Joseph Myers <joseph@codesourcery.com>
454 * config/arm/arm.c (arm_handle_pcs_attribute): New.
455 (arm_get_pcs_model): Pass attribute arguments to
456 arm_pcs_from_attribute.
457 (arm_init_cumulative_args): Use base AAPCS for conversions from
458 floating-point types to DImode.
459 (arm_attribute_table): Add pcs attribute.
460 (arm_handle_pcs_attribute): New.
461 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
462 conversions from floating-point types to DImode, also declare them
463 to use base AAPCS and declare functions they call to use base
464 AAPCS and their RTABI names.
466 2009-05-12 Joseph Myers <joseph@codesourcery.com>
468 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
469 -mfloat-abi=hard not being supported for VFP.
471 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
473 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
474 SYMBOL_REF to hard_libcall_value.
476 2009-03-05 Joseph Myers <joseph@codesourcery.com>
477 Richard Earnshaw <rearnsha@arm.com>
479 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
480 has been put on the stack, all remaining co-processory arguments for
481 that co-processor also go on the stack.
483 2009-03-05 Joseph Myers <joseph@codesourcery.com>
485 * config/arm/arm.c (arm_return_in_memory): Handle returning
486 vectors of suitable size in registers also for AAPCS case.
488 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
490 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
492 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
494 ARM Hard-VFP calling convention
495 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
496 * target.h (gcc_target): Add libcall_value to table of call hooks.
497 * targhooks.h (default_libcall_value): Default implementation.
498 * targhooks.c (default_libcall_value): Likewise.
499 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
500 * optabs.c (expand_unop): Use it.
501 * expr.h (hard_libcall_value): Pass the function RTX through.
502 * calls.c (emit_library_call_value_1): Update call to
504 * explow.c (hard_libcall_value): Use new target hook.
505 * testsuite/lib/target-supports.exp
506 (check_effective_target_arm_hard_vfp_ok): New hook.
507 (check_effective_target_arm_neon_ok): Improve test for neon
509 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
510 * config/arm/arm.c: Include cgraph.h
511 (TARGET_FUNCTION_VALUE): Override default hook.
512 (arm_pcs_default): New variable.
513 (arm_override_options): Don't fault hard calling convention with VFP.
514 Add support for AAPCS variants.
515 (arm_function_value): Make static. Handle AAPCS variants.
516 (arm_libcall_value): New function.
517 (arm_apply_result_size): Handle VFP registers in results.
518 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
520 (pcs_attribute_args): New variable.
521 (arm_pcs_from_attribute): New function.
522 (arm_get_pcs_model): New function.
523 (aapcs_vfp_cum_init): New function.
524 (aapcs_vfp_sub_candidate): New function.
525 (aapcs_vfp_is_return_candidate): New function.
526 (aapcs_vfp_is_call_candidate): New function.
527 (aapcs_vfp_allocate): New function.
528 (aapcs_vfp_allocate_return_reg): New function.
529 (aapcs_vfp_advance): New function.
530 (aapcs_cp_arg_layout): New variable.
531 (aapcs_select_call_coproc): New function.
532 (aapcs_select_return_coproc): New function.
533 (aapcs_allocate_return_reg): New function.
534 (aapcs_libcall_value): New function.
535 (aapcs_layout_arg): New function.
536 (arm_init_cumulative_args): Initialize AAPCS args data.
537 (arm_function_arg): Handle AAPCS variants using new interface.
538 (arm_arg_parital_bytes): Likewise.
539 (arm_function_arg_advance): New function.
540 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
542 (arm_setup_incoming_varargs): Handle new AAPCS args data.
543 * arm.h (NUM_VFP_ARG_REGS): Define.
544 (LIBCALL_VALUE): Update.
545 (FUNCTION_VALUE): Delete.
546 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
548 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
549 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
550 (FUNCTION_ARG_REGNO_P): Add VFP regs.
551 * arm-protos.h (arm_function_arg_advance): Add.
552 (aapcs_libcall_value): Add.
553 (arm_function_value): Delete.
555 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
556 H.J. Lu <hongjiu.lu@intel.com>
559 * config/i386/i386.c (standard_sse_mode_p): Remove.
560 (standard_sse_constant_p): Return 2 for integer mode
561 vector_all_ones_operand when SSE2 is enabled.
562 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
563 (ix86_expand_vector_move): Do not check for negative values from
564 standard_sse_constant_p.
566 2009-08-06 Richard Guenther <rguenther@suse.de>
568 * tree-ssa.c (useless_type_conversion_p_1): Make function and
569 array type comparisons frontend independent.
570 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
571 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
572 out array reference lower bound and element size operands.
573 (ao_ref_init_from_vn_reference): Properly compute the offset
575 (vn_reference_fold_indirect): Fill out array reference lower
576 bound and element size operands.
577 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
578 a non gimple valued reference operand which can happen for
579 array reference lower bound or element size.
580 (create_component_ref_by_pieces_1): Properly generate the
581 element size operand for array references.
583 2009-08-06 Richard Guenther <rguenther@suse.de>
585 PR tree-optimization/40964
586 * tree.c (iterative_hash_host_wide_int): Export.
587 * tree.h (iterative_hash_host_wide_int): Declare.
588 * tree-ssa-structalias.c (heapvar_map): New struct.
589 (heapvar_map_eq): New function.
590 (heapvar_map_hash): Likewise.
591 (heapvar_lookup): Adjust.
592 (heapvar_insert): Likewise.
593 (make_constraint_from_heapvar): Allow multiple heap variables
594 per decl at different offsets.
595 (init_alias_heapvars): Adjust.
597 2009-08-04 David Daney <ddaney@caviumnetworks.com>
599 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
600 * mips_output_sync_loop (mips_output_sync_loop): Only emit
601 trailing sync if TARGET_SYNC_AFTER_SC.
603 2009-08-05 David Daney <ddaney@caviumnetworks.com>
605 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
606 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
607 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
608 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
609 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
610 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
611 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
612 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
613 test_and_set_12): Rewrite calls to mips_output_sync_loop.
614 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
615 the prototype declaration match the definition.
616 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
617 instructions explicitly. Add barrier_before and operands
619 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
620 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
621 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
622 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
623 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
624 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
626 2009-08-05 Andrew Pinski <pinskia@gmail.com>
628 * tree-ssa-alias.c: Fix intervals to use [) syntax.
630 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
631 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
634 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
637 2009-08-05 Jakub Jelinek <jakub@redhat.com>
639 PR rtl-optimization/40924
640 * dse.c (canon_address): Before calling cselib_expand_value_rtx
641 make sure canon_rtx (mem_address) isn't simpler than
642 canon_rtx (expanded_mem_address).
644 2009-08-05 Li Feng <nemokingdom@gmail.com>
646 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
648 (build_scop_drs): Build alias set for each SCoP.
650 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
652 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
653 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
654 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
655 (MIPS_ARCH_FLOAT_SPEC): Likewise.
656 (BASE_DRIVER_SELF_SPECS): Likewise.
658 2009-08-04 Andrew Pinski <pinskia@gmail.com>
660 * tree-ssa-alias.c: Fix some comment typos.
662 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
664 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
665 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
667 2009-08-03 Janis Johnson <janis187@us.ibm.com>
670 * simplify-rtx.c (simplify_binary_operation_1): Disable
671 simplifications for decimal float operations.
673 2009-08-03 Jakub Jelinek <jakub@redhat.com>
676 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
677 operand of INDIRECT_REF.
679 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
681 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
682 constants referencing TLS symbols.
684 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
686 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
687 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
689 2009-08-03 Richard Guenther <rguenther@suse.de>
691 * tree.c (make_vector_type): Build a main variant first,
692 get the canonical one and then build the variant.
693 * tree-ssa.c (useless_type_conversion_p_1): Handle
695 (useless_type_conversion_p): Conversions to pointers to
696 incomplete record types are useless.
698 2009-08-03 Richard Guenther <rguenther@suse.de>
700 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
701 file will be created.
702 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
703 * toplev.c (compile_file): Adjust comment.
705 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
707 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
708 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
709 (TARGET_PROMOTE_FUNCTION_MODE): Define.
710 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
711 (sh_promote_function_mode): Fix typo.
713 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
715 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
717 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
719 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
720 declaration arguments.
722 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
725 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
726 (ix86_split_ashl): Ditto.
727 (ix86_expand_vector_init_one_nonzero): Ditto.
728 (ix86_expand_vector_set): Ditto.
729 (ix86_expand_reduc_v4sf): Ditto.
731 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
733 * explow.c (promote_function_mode): Remove assert.
734 * config/sh/sh.c (sh_promote_function_mode): Declare.
736 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
738 * config/pa/pa.c (pa_promote_function_mode): Declare.
739 Change to static. Fix promote_mode call.
741 * gthr-dce.h (CONST_CAST2): Define if not defined.
742 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
744 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
746 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
748 * expr.c (store_constructor): Use promote_decl_mode. Remove
749 now write-only variable unsignedp.
750 (expand_expr_real_1): Use promote_decl_mode.
751 * expr.h (promote_function_mode, promote_decl_mode): New.
752 (promote_mode): Remove last argument.
753 * function.c (assign_temp): Drop last argument of promote_mode.
754 (assign_parm_find_data_types): Use promote_function_mode.
755 (assign_parm_setup_reg): Likewise.
756 (expand_function_end): Use promote_function_mode.
757 * calls.c (initialize_argument_information): Use promote_function_mode.
758 (precompute_arguments): Use promote_mode instead of checking if
759 only PROMOTE_FUNCTION_MODE is defined.
760 (expand_call): When making sibcall decisions, use promote_function_mode.
761 Below, remove an if for targetm.calls.promote_function_return and
762 and use promote_function_mode.
763 (emit_library_call_value_1): Use promote_function_mode, fix bug
764 where promote_mode was passed FOR_CALL == 0 for a return value in an
766 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
767 * explow.c (promote_function_mode, promote_decl_mode): New.
768 (promote_mode): Keep only the FOR_CALL == 0 case.
769 * combine.c (setup_incoming_promotion): Remove test of
770 promote_function_args. Use promote_function_mode.
771 * stmt.c (expand_value_return): Use promote_decl_mode.
772 (expand_decl): Use promote_decl_mode.
774 * expr.c (store_constructor): Use promote_decl_mode. Remove
775 now write-only variable unsignedp.
776 (expand_expr_real_1): Use promote_decl_mode.
777 * expr.h (promote_function_mode, promote_decl_mode): New.
778 (promote_mode): Remove last argument.
779 * function.c (assign_temp): Drop last argument of promote_mode.
780 (assign_parm_find_data_types): Use promote_function_mode.
781 (assign_parm_setup_reg): Likewise.
782 (expand_function_end): Use promote_function_mode.
783 * calls.c (initialize_argument_information): Use promote_function_mode.
784 (precompute_arguments): Use promote_mode instead of checking if
785 only PROMOTE_FUNCTION_MODE is defined.
786 (expand_call): When making sibcall decisions, use promote_function_mode.
787 Below, remove an if for targetm.calls.promote_function_return and
788 and use promote_function_mode.
789 (emit_library_call_value_1): Use promote_function_mode, fix bug
790 where promote_mode was passed FOR_CALL == 0 for a return value in an
792 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
793 * explow.c (promote_function_mode, promote_decl_mode): New.
794 (promote_mode): Keep only the FOR_CALL == 0 case.
795 * combine.c (setup_incoming_promotion): Remove test of
796 promote_function_args. Use promote_function_mode.
797 * stmt.c (expand_value_return): Use promote_decl_mode.
798 (expand_decl): Use promote_decl_mode.
800 * explow.c (promote_function_mode): Just call the target hook.
801 * targhooks.c (default_promote_function_mode,
802 default_promote_function_mode_always_promote): New.
803 * targhooks.h (default_promote_function_mode,
804 default_promote_function_mode_always_promote): Declare.
805 * target.h (promote_function_args, promote_function_return): Remove.
806 (promote_function_mode): New.
807 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
808 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
809 (TARGET_PROMOTE_FUNCTION_MODE): New.
810 (TARGET_CALLS): Adjust.
811 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
812 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
814 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
815 * config/s390/s390.c (s390_promote_function_mode): ... here,
816 with pointer handling.
817 (TARGET_PROMOTE_FUNCTION_MODE): Define.
818 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
820 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
821 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
822 with pointer handling.
823 (TARGET_PROMOTE_FUNCTION_MODE): Define.
824 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
826 * config/sh/sh-protos.h (sh_promote_function_mode): New.
827 * config/sh/sh.c (sh_promote_function_mode): New.
828 (TARGET_PROMOTE_FUNCTION_MODE): Define.
829 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
831 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
832 * config/cris/cris.c (cris_promote_function_mode): ... here.
833 (TARGET_PROMOTE_FUNCTION_MODE): Define.
834 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
836 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
837 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
838 (TARGET_PROMOTE_FUNCTION_MODE): Define.
839 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
841 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
842 * config/arm/arm.c (arm_promote_function_mode): ... here, without
843 complex type handling.
844 (TARGET_PROMOTE_FUNCTION_MODE): Define.
845 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
847 * config/pa/pa.c (pa_promote_function_mode): New.
848 (TARGET_PROMOTE_FUNCTION_MODE): Define.
849 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
851 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
852 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
853 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
854 * config/xtensa/xtensa.c: Likewise.
855 * config/stormy16/stormy16.c: Likewise.
856 * config/iq2000/iq2000.c: Likewise.
857 * config/rs6000/rs6000.c: Likewise.
858 * config/picochip/picochip.c: Likewise.
859 * config/arc/arc.c: Likewise.
860 * config/mcore/mcore.c: Likewise.
861 * config/score/score.c: Likewise.
862 * config/mips/mips.c: Likewise.
863 * config/bfin/bfin.c: Likewise.
864 * config/ia64/ia64.c: Likewise (disabled though).
866 * config/frv/frv.h: Remove pointless remark.
868 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
869 TARGET_PROMOTE_FUNCTION_ARGS,
870 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
871 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
873 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
875 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
876 -floop-parallelize-all.
877 * toplev.c (process_options): Rename flag_graphite_force_parallel to
878 flag_loop_parallelize_all.
879 * tree-ssa-loop.c (gate_graphite_transforms): Same.
880 * graphite.c (graphite_transform_loops): Same.
882 * graphite-poly.c (apply_poly_transforms): Same.
884 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
886 PR tree-optimization/40914
887 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
888 if set, then check the delta field of the PMF record.
889 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
890 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
891 call is stored in the delta.
893 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
895 * config/mips/mips.md (*clear_upper32_dext): New pattern.
897 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
899 * config/i386/bsd.h (ASM_BYTE): New define.
900 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
901 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
902 .byte. Use fputs or putc instead of fprintf where appropriate.
903 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
904 fputs or putc instead of fprintf where appropriate.
905 * config/i386/i386elf.h: Ditto.
906 * config/i386/sysv4.h: Ditto.
908 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
909 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
910 (*tls_global_dynamic_64): Ditto.
912 2009-07-31 Christian Bruel <christian.bruel@st.com>
914 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
916 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
918 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
919 Remove dead code for MINUS.
921 2009-07-31 Anthony Green <green@moxielogic.com>
923 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
925 (moxie_expand_epilogue): Ditto for epilogue.
926 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
928 (moxie_function_arg): Ditto.
929 (moxie_pass_by_reference): Ditto.
930 (moxie_arg_partial_bytes): Ditto.
931 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
932 (FUNCTION_ARG_ADVANCE) Ditto.
933 (REG_PARM_STACK_SPACE) Ditto.
934 (FUNCTION_ARG_REGNO_P) Dito.
936 * config.gcc: Add moxie linux config support.
937 * gcc/config/moxie/uclinux.h: New file.
939 2009-07-31 DJ Delorie <dj@redhat.com>
941 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
942 (UNSPECV_SP_SWITCH_E): New.
943 (sp_switch_1): Change to an unspec.
944 (sp_switch_2): Change to an unspec. Don't use post-inc when we
946 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
947 reference the new stack's address
949 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
951 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
952 graphite-clast-to-gimple.o, graphite-dependences.o,
953 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
954 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
955 (graphite-blocking.o,
956 graphite-clast-to-gimple.o, graphite-dependences.o,
957 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
958 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
959 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
960 * cfgloop.h (struct loop): Add can_be_parallel field.
961 * common.opt (fgraphite-identity): Moved up.
962 (fgraphite-force-parallel): New flag.
963 * graphite.c: Rewrite.
964 * graphite.h: Rewrite.
965 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
967 * toplev.c (graphite_out_file): New file descriptor.
968 (graphite_in_file): New.
969 (process_options): flag_graphite_force_parallel cannot be used without
971 * tree-ssa-loop.c: Include toplev.h.
972 (gate_graphite_transforms): Enable flag_graphite for
973 flag_graphite_force_parallel.
975 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
977 * ChangeLog.graphite: New.
978 * graphite-blocking.c: New.
979 * graphite-clast-to-gimple.c: New.
980 * graphite-clast-to-gimple.h: New.
981 * graphite-dependences.c: New.
982 * graphite-dependences.h: New.
983 * graphite-interchange.c: New.
984 * graphite-poly.c: New.
985 * graphite-poly.h: New.
986 * graphite-ppl.c: New.
987 * graphite-ppl.h: New.
988 * graphite-scop-detection.c: New.
989 * graphite-scop-detection.h: New.
990 * graphite-sese-to-poly.c: New.
991 * graphite-sese-to-poly.h: New.
995 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
997 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
998 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1000 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1002 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1003 (scev_is_linear_expression): Return false if the evolution is not
1004 affine multivariate.
1006 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1008 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1009 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1011 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1013 * tree-data-ref.c (debug_data_references): New.
1014 (debug_data_reference): New.
1015 * tree-data-ref.h (debug_data_references): Declared.
1016 (debug_data_reference): Declared.
1018 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1020 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1021 * tree-data-ref.h (scop_p): Removed.
1022 (struct data_reference): Remove field scop.
1024 (stmt_simple_memref_p): Removed.
1026 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1028 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1029 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1032 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1034 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1036 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1038 * doc/invoke.texi (-fgraphite-identity): Documented.
1040 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1042 * tree-scalar-evolution.c: Fix comment.
1043 (instantiate_scev_1): Return unknow from scev instantiation if the
1044 result is not above instantiate_below.
1046 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1048 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1049 static anymore. Instantiate the symbols that may have been introduced
1051 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1054 2009-07-30 DJ Delorie <dj@redhat.com>
1056 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1057 .vliw directive to VLIW sections.
1059 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1061 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1063 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1064 (AUTOHEADER): New variable.
1065 ($(srcdir)/cstamp-h.in): Use it.
1067 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1068 Pat Haugen <pthaugen@us.ibm.com>
1069 Revital Eres <ERES@il.ibm.com>
1071 * config/rs6000/vector.md (VEC_F): Add VSX support.
1075 (vector_load_<mode>): Ditto.
1076 (vector_store_<mode>): Ditto.
1077 (vector GPR move split): Ditto.
1078 (vec_reload_and_plus_<mptrsize>): Ditto.
1079 (vec_reload_and_reg_<mptrsize>): Ditto.
1080 (add<mode>3): Ditto.
1081 (sub<mode>3): Ditto.
1082 (mul<mode>3): Ditto.
1083 (neg<mode>2): Ditto.
1084 (abs<mode>2): Ditto.
1085 (smin<mode>3): Ditto.
1086 (smax<mode>3): Ditto.
1087 (vector_eq<mode>): Ditto.
1088 (vector_gt<mode>): Ditto.
1089 (vector_ge<mode>): Ditto.
1090 (vector_gtu<mode>): Ditto.
1091 (vector_select_<mode>_uns): Ditto.
1092 (vector_eq_<mode>_p): Ditto.
1093 (vector_gt_<mode>_p): Ditto.
1094 (vector_ge_<mode>_p): Ditto.
1095 (vector_gtu_<mode>_p): Ditto.
1096 (cr6_test_for_zero): Ditto.
1097 (cr6_test_for_zero_reverse): Ditto.
1098 (cr6_test_for_lt): Ditto.
1099 (cr6_test_for_lt_reverse): Ditto.
1100 (xor<mode>3): Ditto.
1101 (ior<mode>3): Ditto.
1102 (and<mode>3): Ditto.
1103 (one_cmpl<mode>2): Ditto.
1104 (nor<mode>2): Ditto.
1105 (andc<mode>2): Ditto.
1106 (float<VEC_int<mode>2): Ditto.
1107 (unsigned_float<VEC_int><mode>2): Ditto.
1108 (fix_trunc<mode><VEC_int>2): Ditto.
1109 (fixuns_trunc<mode><VEC_int>2): Ditto.
1111 (vec_set<mode>): Ditto.
1112 (vec_extract<mode>): Ditto.
1113 (vec_interleave_highv4sf): Ditto.
1114 (vec_interleave_lowv4sf): Ditto.
1115 (vec_realign_load_<mode>): Ditto.
1116 (vec_shl_<mode>): Ditto.
1117 (vec_shr_<mode>): Ditto.
1118 (div<mode>3): New patterns for VSX.
1119 (vec_interleave_highv2df): Ditto.
1120 (vec_interleave_lowv2df): Ditto.
1121 (vec_pack_trunc_v2df): Ditto.
1122 (vec_pack_sfix_trunc_v2df): Ditto.
1123 (vec_pack_ufix_trunc_v2df): Ditto.
1124 (vec_unpacks_hi_v4sf): Ditto.
1125 (vec_unpacks_lo_v4sf): Ditto.
1126 (vec_unpacks_float_hi_v4si): Ditto.
1127 (vec_unpacku_float_lo_v4si): Ditto.
1128 (vec_unpacku_float_hi_v4si): Ditto.
1129 (vec_unpacks_float_lo_v4si): Ditto.
1130 (movmisalign<mode>): Ditto.
1131 (vector_ceil<mode>2): New patterns for vectorizing math library.
1132 (vector_floor<mode>2): Ditto.
1133 (vector_btrunc<mode>2): Ditto.
1134 (vector_copysign<mode>3): Ditto.
1136 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1137 predicate for setting the high bit in each word, used for copysign.
1139 * config/rs6000/ppc-asm.h (f19): Whitespace.
1140 (f32-f63): Define if VSX.
1141 (v0-v31): Define if Altivec.
1142 (vs0-vs63): Define if VSX.
1144 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1146 * config/rs6000/power7.md: New file, provide tuning parameters for
1149 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1150 (rs6000_cpu_cpp_builtins): Ditto.
1151 (altivec_overloaded_builtins): Ditto.
1152 (altivec_resolve_overloaded_builtin): Ditto.
1154 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1155 debug switch to disable vectorizing simple math builtin
1158 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1159 Vectorize simple math builtin functions.
1160 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1161 hook to vectorize math builtins.
1162 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1163 (rs6000_builtin_conversion): Add VSX/power7 support.
1164 (rs6000_builtin_vec_perm): Ditto.
1165 (vsplits_constant): Add support for loading up a vector constant
1166 with just the high bit set in each part.
1167 (rs6000_expand_vector_init): Add VSX/power7 support.
1168 (rs6000_expand_vector_set): Ditto.
1169 (rs6000_expand_vector_extract): Ditto.
1170 (rs6000_emit_move): Ditto.
1171 (bdesc_3arg): Ditto.
1172 (bdesc_2arg): Ditto.
1173 (bdesc_1arg): Ditto.
1174 (rs6000_expand_ternop_builtin): Ditto.
1175 (altivec_expand_builtin): Ditto.
1176 (rs6000_expand_unop_builtin): Ditto.
1177 (rs6000_init_builtins): Ditto.
1178 (altivec_init_builtins): Ditto.
1179 (builtin_function_type): Ditto.
1180 (rs6000_common_init_builtins): Ditto.
1181 (rs6000_handle_altivec_attribute); Ditto.
1182 (rs6000_mangle_type): Ditto.
1183 (rs6000_vector_mode_supported_p): Ditto.
1184 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1187 * config/rs6000/vsx.md: New file for VSX support.
1189 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1190 identifing values with just the most significant bit set.
1191 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1192 vectorized builtins.
1194 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1195 (UNSPEC_VRFIM): Delete.
1196 (splitter for loading up vector with most significant bit): New
1197 splitter for vectorizing copysign.
1198 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1199 vectorizing simple math functions.
1200 (altivec_vrfip): Add support for vectorizing simple math functions.
1201 (altivec_vrfim): Ditto.
1202 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1204 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1205 (power7.md, vsx.md): Include for power7 support.
1206 (copysigndf3): Use VSX instructions if -mvsx.
1207 (negdf2_fpr): Ditto.
1208 (absdf2_fpr): Ditto.
1209 (nabsdf2_fpr): Ditto.
1210 (adddf3_fpr): Ditto.
1211 (subdf3_fpr): Ditto.
1212 (muldf3_fpr): Ditto.
1213 (divdf3_fpr): Ditto.
1214 (fix_truncdfdi2_fpr): Ditto.
1215 (cmpdf_internal1): Ditto.
1216 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1217 (btruncdf2, btruncdf2_fpr): Ditto.
1218 (ceildf2, ceildf2_fpr): Ditto.
1219 (floordf2, floordf2_fpr): Ditto.
1220 (floatdidf2, floatdidf2_fpr): Ditto.
1221 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1222 (fmsubdf4_fpr): Ditto.
1223 (fnmadddf4_fpr_1): Ditto.
1224 (fnmadddf4_fpr_2): Ditto.
1225 (fnmsubdf4_fpr_1): Ditto.
1226 (fnmsubdf4_fpr_2): Ditto.
1227 (fixuns_truncdfdi2): Add expander for VSX support.
1228 (fix_truncdfdi2): Ditto.
1229 (fix_truncdfsi2): Ditto.
1231 (btruncsf2): Whitespace.
1232 (movdf_hardfloat32): Add support for VSX registers.
1233 (movdf_softfloat32): Ditto.
1234 (movdf_hardfloat64): Ditto.
1235 (movdf_hardfloat64_mfpgpr): Ditto.
1236 (movdf_softfloat64): Ditto.
1237 (movti splitters): Add check for vector registers supporting
1238 TImode in the future.
1239 (bpermd): Add power7 bpermd instruction.
1241 * config/rs6000/altivec.h (vec_div): Define if VSX.
1245 (vec_nearbyint): Ditto.
1248 (all predicates): Use the generic builtin function, and not the V4SF
1249 specific function so that the predicates will work with VSX's V2DF.
1253 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1254 Document new VSX functions and types.
1256 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1259 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1260 "wa", and "j" constraints. Modify "v" to talk about Altivec
1261 instead of just vector.
1263 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1266 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1267 location for phi arguments.
1268 (rewrite_update_phi_arguments): Find locations for reaching defs.
1269 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1270 Add location to add_phi_arg calls.
1271 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1272 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1273 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1274 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1275 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1276 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1277 * tree-phinodes.c (make_phi_node): Initialize location.
1278 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1279 (add_phi_arg): Add location parameter.
1280 (remove_phi_arg_num): Move location when moving phi argument.
1281 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1283 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1284 slpeel_update_phi_nodes_for_guard1,
1285 slpeel_update_phi_nodes_for_guard2,
1286 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1287 vect_loop_versioning): Set locations.
1288 * tree-parloops.c (create_phi_for_local_result,
1289 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1290 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1291 * tree-vect-loop.c (get_initial_def_for_induction,
1292 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1294 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1295 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1296 (gimple_phi_arg_set_location): New. Set locus.
1297 (gimple_phi_arg_has_location): New. Check for locus.
1298 (redirect_edge_var_map_location): New. Return locus from var_map.
1299 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1300 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1301 combining PHI arguments.
1302 (cond_store_replacement): Set location.
1303 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1304 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1305 scop_add_exit_phis_edge): Add locations.
1306 * tree-cfgcleanup.c (remove_forwarder_block,
1307 remove_forwarder_block_with_phi): Add locations.
1308 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1309 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1311 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1312 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1313 flush_pending_stmts): Add source location.
1314 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1315 stack to preserve locations.
1316 * tree-vect-stmts.c (vectorizable_load): Add location.
1317 * tree-inline.c (copy_phis_for_bb): Copy locus.
1318 (setup_one_parameter): Add call locus to inlined parameter stmts.
1319 (initialize_inlined_parameters): Pass in call location as parameter
1321 (tree_function_versioning): Pass location to setup_one_parameter.
1322 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1323 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1324 copy and edge lists.
1325 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1326 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1327 locus parameter and override the stmt default if provided.
1328 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1329 elim_graph_add_edge, elim_graph_remove_succ_edge,
1330 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1331 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1332 eliminate_phi): Add locus info in elimination graph for each edge and
1334 (insert_backedge_copies): Copy locus if present.
1335 * tree-flow.h (struct _edge_var_map): Add locus field.
1336 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1337 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1338 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1340 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1342 2009-07-30 Martin Jambor <mjambor@suse.cz>
1344 PR tree-optimization/40570
1345 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1348 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1350 * ssa-loop-manip.c: Include langhooks.h.
1351 (rewrite_phi_with_iv): New.
1352 (rewrite_all_phi_nodes_with_iv): New.
1353 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1354 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1355 * tree-parloops.c (loop_parallel_p): Move out all conditions
1356 except dependency check.
1357 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1358 (gen_parallel_loop): Call canonicalize_loop_ivs without
1359 reduction_list argument.
1360 (build_new_reduction): New.
1361 (gather_scalar_reductions): New.
1362 (try_get_loop_niter): New.
1363 (try_create_reduction_list): New.
1364 (parallleize_loops): Change the parallel conditions check.
1365 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1366 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1368 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1370 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1372 * doc/options.texi (Option properties): Mention new quoting syntax.
1374 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1376 * config/alpha/alpha.c (alpha_start_function):
1377 Handle VMS_DEBUG_MAIN_POINTER
1378 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1379 * doc/invoke.texi: Document -mdebug-main switch.
1381 2009-07-29 Richard Henderson <rth@redhat.com>
1383 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1384 (cgraph_create_edge_including_clones): Likewise.
1385 * tree-inline.c (copy_bb): Operate on the correct edges
1386 when updating the callgraph.
1388 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1390 * config/alpha/vms-cc.c: Deleted.
1391 * config/alpha/vms-ld.c: Deleted.
1392 * config/alpha/t-vms64: Moved to config/vms
1393 * config/alpha/vms-crt0-64.c: Moved to config/vms
1394 * config/alpha/vms-crt0.c: Moved to config/vms
1395 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1396 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1397 * config/alpha/xm-vms.h: Moved to config/vms
1398 * config/alpha/x-vms: Moved to config/vms
1399 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1401 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1402 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1404 * config/vms/t-vms64: Moved here from config/alpha
1405 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1406 (argc,argv,envp): Enforce 32bit malloc'ing.
1407 * config/vms/vms-psxcrt0-64.c: Likewise.
1408 * config/vms/vms-crt0.c: Moved here from config/alpha.
1409 * config/vms/vms-psxcrt0.c: Likewise.
1410 * config/vms/vms-crtl-64.h: New file.
1411 * config/vms/vms-crtl.h: New file.
1412 * config/vms/vms.opt: New file.
1413 * config/vms/xm-vms64.h: New file.
1414 * config/vms/xm-vms.h: Moved here from config/alpha.
1415 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1417 * config/vms/x-vms: Moved here from config/alpha.
1418 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1419 (vms-ld.o, vms-cc.o): Removed.
1420 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1422 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1424 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1425 correct stack (obvious VMS fix).
1427 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1429 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1430 date, version info if VMS_DEBUGGING_INFO defined.
1431 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1432 size, date calculating code moved here.
1434 2009-07-29 Paul Brook <paul@codesourcery.com>
1436 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1439 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1442 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1443 to DImode when generating insq_le insn.
1445 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1447 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1448 New macro set for VMS_DEBUGGGING_INFO.
1449 (AT_string_form): Use it.
1451 2009-07-28 DJ Delorie <dj@redhat.com>
1453 * config/mep/mep.c (vtext_section): New.
1454 (vftext_section): New.
1455 (ftext_section): New.
1456 (mep_select_section): Add support for functions.
1457 (mep_unique_section): Likewise.
1458 (mep_asm_init_sections): Likewise.
1459 (mep_encode_section_info): Remove it from here.
1461 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1463 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1465 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1466 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1468 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1470 * dwarf2out.c (output_file_names): Test new macro
1471 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1472 (add_comp_dir_attribute): Likewise.
1474 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1476 * config/i386/mingw-w64.h (LINK_SPEC): Add
1477 separating space between commands.
1479 2009-07-28 Jan Hubicka <jh@suse.cz>
1481 PR tree-optimization/40759
1482 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1485 2009-07-27 DJ Delorie <dj@redhat.com>
1487 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1488 types are dword-aligned.
1489 (mep_expand_va_start): Likewise.
1491 2009-07-27 Olivier Hainque <hainque@adacore.com>
1492 Douglas B Rupp <rupp@gnat.com>
1494 * convert.c (convert_to_pointer): Don't assume the target
1495 pointer type is POINTER_SIZE long. Fetch its precision instead.
1497 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1499 * system.h (fopen): Undefine if macro.
1501 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1503 * dwarf2out.c (output_cfi_p): Removed.
1504 (output_cfis): New function.
1505 (output_fde): New function, split from output_call_frame_info.
1506 (output_call_frame_info): Use it.
1507 (dwarf2out_switch_text_section): Use output_cfis.
1509 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1511 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1512 TARGET_BI_ARCH is specified without enabling SJLJ.
1513 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1514 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1516 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1518 * arm.md (negdi2): Use DImode if forcing a value into a register.
1520 2009-07-26 Ira Rosen <irar@il.ibm.com>
1522 PR tree-optimization/40801
1523 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1524 of vector operand from the previous copy of vector statement.
1525 Pass the correct definition type value to
1526 vect_get_vec_def_for_stmt_copy().
1528 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1530 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1531 const char ** conversion.
1533 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1535 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1536 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1537 (gcc_unreachable): Invoke __builtin_unreachable() if
1538 !ENABLE_ASSERT_CHECKING.
1540 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1542 PR rtl-optimization/40445
1543 * emit-rtl.c (next_nonnote_insn_bb): New function.
1544 * rtl.h (next_nonnote_insn_bb): Declare new function.
1545 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1546 with no successors that is the successor of the ENTRY_BLOCK.
1547 Continue from the top after removing an empty fallthrough block.
1548 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1549 of next_nonnote_insn.
1551 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1553 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1555 2009-07-25 Martin Jambor <mjambor@suse.cz>
1557 * c-common.c (c_common_attribute_table): New element for noclone.
1558 (handle_noclone_attribute): New function. Forward-declare.
1559 * tree-inline.c (tree_versionable_function_p): Check for noclone
1561 * doc/extend.texi (Labels as Values): Document need for noclone.
1562 (Function Attributes): Document noclone attribute.
1564 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1566 PR rtl-optimization/34999
1567 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1568 and dw_fde_switched_cold_to_hot fields.
1569 (output_cfi_p): New function.
1570 (output_call_frame_info): If fde->dw_fde_switched_sections,
1571 output 2 FDEs instead of one with corrupted header.
1572 (dwarf2out_do_cfi_startproc): New function.
1573 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1574 and fde->dw_fde_switched_cold_to_hot.
1575 (dwarf2out_switch_text_section): Compute
1576 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1577 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1578 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1579 Otherwise, compute fde->dw_fde_switch_cfi.
1581 2009-07-24 Cary Coutant <ccoutant@google.com>
1583 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1585 2009-07-24 Cary Coutant <ccoutant@google.com>
1587 * cfghooks.c (split_block): Copy discriminator to new block.
1588 * tree-cfg.c (assign_discriminator): Check location of last
1589 instruction in block as well as first.
1591 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/linux.c: Use fputs or putc instead of fprintf
1595 * config/i386/gas.h: Ditto.
1596 * config/i386/x86-64.h: Ditto.
1597 * config/i386/att.h: Ditto.
1599 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1601 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1604 2009-07-24 Martin Jambor <mjambor@suse.cz>
1606 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1607 (ipa_push_func_to_list_1): Declare.
1608 (ipa_push_func_to_list): New function.
1610 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1611 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1612 (ipa_push_func_to_list): Removed.
1613 (ipa_pop_func_from_list): Clear node_enqueued flag.
1615 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1617 * config/s390/s390.c (override_options): Default
1618 max-unrolled-insns to 100 for z10 tuning.
1620 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1622 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1623 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1624 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1625 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1626 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1627 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1628 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1630 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1632 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1633 use default set in mingw32.h header.
1634 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1635 64-bit /mingw/include path.
1636 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1639 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1641 PR rtl-optimization/40209
1642 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1644 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1646 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1647 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1648 with the rest of string where appropriate. Use fputs or putc
1649 instead of fprintf where appropriate.
1651 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1652 Pat Haugen <pthaugen@us.ibm.com>
1653 Revital Eres <ERES@il.ibm.com>
1655 * config/rs6000/vector.md: New file. Move most of the vector
1656 expander support here from altivec.md to allow for the VSX vector
1657 unit in the future. Add support for secondary_reload patterns.
1658 Rewrite the patterns for vector comparison, and vector comparison
1659 predicate instructions so that the RTL expresses the desired
1660 behavior, instead of using unspec.
1662 * config/rs6000/constraints.md ("f" constraint): Use
1663 rs6000_constraints to hold the precalculated register class.
1664 ("d" constraint): Ditto.
1665 ("wd" constraint): New constraint for VSX.
1666 ("wf" constraint): Ditto.
1667 ("ws" constraint): Ditto.
1668 ("wa" constraint): Ditto.
1669 ("wZ" constraint): Ditto.
1670 ("j" constraint): Ditto.
1672 * config/rs6000/predicates.md (vsx_register_operand): New
1674 (vfloat_operand): New predicate for vector.md.
1675 (vint_operand): Ditto.
1676 (vlogical_operand): Ditto.
1677 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1678 (easy_vector_constant): Add VSX support.
1679 (altivec_indexed_or_indirect_operand): New predicate for
1680 recognizing Altivec style memory references with AND -16.
1682 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1683 for vector secondary reload support.
1684 (rs6000_vector_reg_class): Delete, replacing it with
1686 (rs6000_vsx_reg_class): Ditto.
1687 (rs6000_constraints): New array to hold the register classes of
1688 each of the register constraints that can vary at runtime.
1689 (builtin_mode_to_type): New static array for builtin function type
1691 (builtin_hash_table): New static hash table for builtin function
1693 (TARGET_SECONDARY_RELOAD): Define target hook.
1694 (TARGET_IRA_COVER_CLASSES): Ditto.
1695 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1696 registers are 128 bits if VSX memory reference instructions are used.
1697 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1699 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1700 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1701 Print several of the scheduling related parameters.
1702 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1703 rs6000_constraints instead of rs6000_vector_reg_class. Move
1704 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1705 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1706 Altivec. Add VSX support. Setup for secondary reload support on
1707 Altivec/VSX registers.
1708 (rs6000_override_options): Make power7 set the scheduling groups
1709 like the power5. Add support for new debug switches to override
1710 the scheduling defaults. Temporarily disable -mcpu=power7 from
1711 setting -mvsx. Add support for debug switches -malways-hint,
1712 -msched-groups, and -malign-branch-targets.
1713 (rs6000_buitlin_conversion): Add support for returning unsigned
1714 vector conversion functions to fix regressions due to stricter
1716 (rs6000_builtin_mul_widen_even): Ditto.
1717 (rs6000_builtin_mul_widen_odd): Ditto.
1718 (rs6000_builtin_vec_perm): Ditto.
1719 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1720 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1722 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1724 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1725 VSX types for bit operations. Changes to accomidate vector.md.
1726 (bdesc_2arg): Ditto.
1727 (bdesc_1arg): Ditto.
1728 (struct builtin_description_predicates): Rewrite predicate
1729 handling so that RTL describes the operation, instead of passing
1730 the instruction to be used as a string argument.
1731 (bdesc_altivec_preds): Ditto.
1732 (altivec_expand_predicate_builtin): Ditto.
1733 (altivec_expand_builtin): Ditto.
1734 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1735 statement for vsldoi support.
1736 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1737 (altivec_expand_st_builtin): Ditto.
1738 (paired_expand_builtin): Whitespace changes.
1739 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1740 builtin_mode_to_type table for secondary reload. Call
1741 builtin_function_type to build random builtin functions.
1742 (altivec_init_builtins): Change to use builtin_function_type to
1743 create builtin function types dynamically as we need them.
1744 (builtin_hash_function): New support for hashing the tree types
1745 for builtin function as we need it, rather than trying to build
1746 all of the trees that we need. Add initial preliminary VSX support.
1747 (builtin_function_type): Ditto.
1748 (builtin_function_eq): Ditto.
1749 (builtin_hash_struct): Ditto.
1750 (rs6000_init_builtins): Ditto.
1751 (rs6000_common_init_builtins): Ditto.
1752 (altivec_init_builtins): Ditto.
1753 (rs6000_common_init_builtins): Ditto.
1754 (enum reload_reg_type): New enum for simplifing reg classes.
1755 (rs6000_reload_register_type): Simplify register classes into GPR,
1756 Vector, and other registers. Altivec and VSX addresses in reload.
1757 (rs6000_secondary_reload_inner): Ditto.
1758 (rs6000_ira_cover_classes): New target hook, that returns the
1759 appropriate cover classes, based on -mvsx being used or not.
1760 (rs6000_secondary_reload_class): Add VSX support.
1761 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1762 (get_vsel_insn): Ditto.
1763 (rs6000_emit_vector_compare): Rewrite vector conditional support
1764 so that where we can, we use RTL operators, instead of blindly use
1766 (rs6000_emit_vector_select): Ditto.
1767 (rs6000_emit_vector_cond_expr): Ditto.
1768 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1769 (create_TOC_reference): Add -mdebug=addr support.
1770 (emit_frame_save): VSX loads/stores need register indexed addressing.
1772 * config/rs6000/rs6000.md: Include vector.md.
1774 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1776 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1777 support for V2DI, V2DF in logical, permute, select operations.
1779 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1780 switch for vsx/power7.
1781 (-mvsx-scalar-memory): Ditto.
1782 (-mvsx-align-128): Ditto.
1783 (-mallow-movmisalign): Ditto.
1784 (-mallow-df-permute): Ditto.
1785 (-msched-groups): Ditto.
1786 (-malways-hint): Ditto.
1787 (-malign-branch-targets): Ditto.
1789 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1791 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1792 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1793 (rs6000_vector_reg_class): Delete.
1794 (rs6000_vsx_reg_class): Ditto.
1795 (enum rs6000_reg_class_enum): New enum for the constraints that
1796 vary based on target switches.
1797 (rs6000_constraints): New array to hold the register class for all
1798 of the register constraints that vary based on the switches used.
1799 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1800 (enum rs6000_builtins): Add unsigned varients for the builtin
1801 declarations returned by target hooks for expanding multiplies,
1802 select, and permute operations. Add VSX builtins.
1803 (enum rs6000_builtin_type_index): Add entries for VSX.
1804 (V2DI_type_node): Ditto.
1805 (V2DF_type_node): Ditto.
1806 (unsigned_V2DI_type_node): Ditto.
1807 (bool_long_type_node): Ditto.
1808 (intDI_type_internal_node): Ditto.
1809 (uintDI_type_internal_node): Ditto.
1810 (double_type_internal_node): Ditto.
1812 * config/rs6000/altivec.md (whole file): Move all expanders to
1813 vector.md from altivec.md. Rename insn matching functions to be
1815 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1816 (altivec_vcmp*): Ditto.
1817 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1818 (VM): New iterator for moves that includes the VSX types.
1819 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1820 (altivec_vperm_<mode>_uns): New, for unsigned types.
1821 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1822 (altivec_eq<mode>): Ditto.
1823 (altivec_gt<mode>): Ditto.
1824 (altivec_gtu<mode>): Ditto.
1825 (altivec_eqv4sf): Ditto.
1826 (altivec_gev4sf): Ditto.
1827 (altivec_gtv4sf): Ditto.
1828 (altivec_vcmpbfp_p): Ditto.
1830 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1832 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1835 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1838 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1839 ASM_SHORT instead of .word.
1840 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1841 instead of .word in asm template.
1843 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1846 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1847 (process_bb_node_lives): Use it.
1849 * ira.c (setup_cover_and_important_classes): Don't setup
1850 ira_important_class_nums. Add cover classes to the end of
1852 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1854 (find_reg_class_closure): Use reorder_important_classes.
1856 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1858 * config/i386/i386.c (i386_ira_cover_classes): New function.
1859 (TARGET_IRA_COVER_CLASSES): Redefine.
1861 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1862 importance of order of cover classes in the array.
1864 2009-07-22 Diego Novillo <dnovillo@google.com>
1866 * tree-pass.h (TDF_EH): Define.
1867 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1868 contains TDF_EH, print the EH region number holding GS.
1869 * tree-dump.c (dump_options): Add "eh".
1870 * doc/invoke.texi: Document it.
1872 2009-07-22 Doug Kwan <dougkwan@google.com>
1874 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1876 2009-07-22 Michael Matz <matz@suse.de>
1878 PR tree-optimization/35229
1879 PR tree-optimization/39300
1881 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1882 (inhibit_phi_insertion): New function.
1883 (insert_into_preds_of_block): Call it for REFERENCEs.
1884 (init_pre): Initialize and finalize scalar evolutions.
1885 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1887 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1890 Use CONST_VECTOR_NUNITS to determine number of elements.
1892 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1894 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1895 (U, W): Constraints are now deprecated and will be removed if we
1897 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1899 ("prefetch"): Add the stcmh instruction for prefetching.
1900 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1902 (s390_short_displacement): Return always true if compiling for
1903 machines not providing the long displacement facility.
1904 (s390_mem_constraint): Support the new constraint letter Z.
1905 (s390_check_qrst_address): New function.
1907 2009-07-21 DJ Delorie <dj@redhat.com>
1909 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1912 2009-07-21 Jason Merrill <jason@redhat.com>
1914 * c-common.c (max_tinst_depth): Increase default to 1024.
1916 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1919 (vec_unpacku_float_lo_v4si): Ditto.
1921 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1925 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1926 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1927 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1929 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1931 PR tree-optimization/40813
1932 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1935 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1937 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1938 with a NOP_EXPR if needed.
1940 2009-07-21 Paul Brook <paul@codesourcery.com>
1942 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1943 Terminate debug dump with newline.
1945 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1947 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1948 Cast "1" to unsigned HOST_WIDE_INT.
1949 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1950 deposit length to the maximum length - lsb. Extend length if
1951 HOST_BITS_PER_WIDE_INT is 32.
1953 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1955 * cgraph.h (constant_pool_htab): New function.
1956 (constant_descriptor_tree): Move from varasm.c.
1957 * varasm.c (constant_pool_htab): New function.
1958 (constant_descriptor_tree): Move to cgraph.h.
1960 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1962 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1964 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1966 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1969 2009-07-20 Xinliang David Li <davidxl@google.com>
1971 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1973 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1975 * config/mips/mips.md (move_type): Add arith.
1976 (type): Handle arith.
1977 (zero_extendsidi2): Rename this into ...
1978 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1979 (zero_extendsidi2): New expander.
1980 (*zero_extendsidi2_dext): New pattern.
1982 2009-07-20 Nick Clifton <nickc@redhat.com>
1984 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1985 to set MIPS_ABI_DEFAULT.
1986 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1988 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1990 * tree-object-size.c (addr_object_size): Handle unions with
1991 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1993 PR tree-optimization/40792
1994 * tree.c (build_function_type_skip_args): Remove bogus assert.
1996 2009-07-20 Jan Hubicka <jh@suse.cz>
1997 Martin Jambor <mjambor@suse.cz>
1999 * cgraph.h (combined_args_to_skip): New field.
2000 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2001 combined_args_to_skip and args_to_skip.
2002 * tree-inline.c (update_clone_info): New function.
2003 (tree_function_versioning): Call update_clone_info.
2004 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2006 (cgraph_materialize_all_clones): More extensive dumping, working
2007 with combined_args_to_skip rather than args_to_skip.
2009 2009-07-20 Ira Rosen <irar@il.ibm.com>
2011 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2012 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2013 (get_initial_def_for_reduction): Likewise.
2014 (vectorizable_reduction): Skip the check of first operand in case
2015 of COND_EXPR. Add check that it is outer loop vectorization if
2016 nested cycle was detected. Call vectorizable_condition() for
2017 COND_EXPR. If reduction epilogue cannot be created do not fail for
2018 nested cycles (if it is not double reduction). Assert that there
2019 is only one type in the loop in case of COND_EXPR. Call
2020 vectorizable_condition() to vectorize COND_EXPR.
2021 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2022 Add parameters. Allow nested cycles if called from
2023 vectorizable_reduction(). Use reduction vector variable if provided.
2024 (vect_analyze_stmt): Call vectorizable_reduction() before
2025 vectorizable_condition().
2026 (vect_transform_stmt): Update call to vectorizable_condition().
2028 2009-07-20 Christian Bruel <christian.bruel@st.com>
2030 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2031 * doc/invoke.texi (-mfmovd): Likewise.
2032 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2034 2009-07-20 Jan Hubicka <jh@suse.cz>
2036 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2037 when handling SSA name.
2039 2009-07-19 Jan Hubicka <jh@suse.cz>
2041 PR tree-optimization/40676
2042 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2043 virtual PHIs in empty BBs.
2045 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2047 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2048 re-expanded the compound use gen_lowpart instead to convert to the
2051 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2053 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2054 OUTER_CONST arguments.
2055 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2056 the new wider mode will be masked off.
2057 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2059 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2061 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2062 high-order bits are zero.
2064 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2066 * combine.c (simplify_shift_const_1): Split code to determine
2068 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2069 new bits shifted in are identical to the old sign bit.
2071 2009-07-18 Richard Guenther <rguenther@suse.de>
2074 * gimplify.c (gimplify_call_expr): Reject code using results from
2075 functions returning void.
2077 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2079 * doc/md.texi: Document the new PowerPC "es" constraint.
2080 Document that "m" can include automodified addresses on this target,
2081 and explain how %U must be used. Extend the "Q" and "Z" documentation
2082 to suggest "es" as well as "m".
2083 * config/rs6000/constraints.md (es): New memory constraint.
2084 (Q, Z): Update strings to match new documentation.
2086 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2088 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2089 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2090 * config/rs6000/predicates.md (volatile_mem_operand): Use
2091 offsettable_nonstrict_memref_p.
2092 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2093 (*floatunssidf2_internal): Likewise.
2094 (*fix_truncdfsi2_internal): Likewise.
2095 (*fix_trunctfsi2_internal): Likewise.
2097 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2099 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2101 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2103 2009-07-17 Richard Guenther <rguenther@suse.de>
2106 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2107 (pass_warn_unused_result): Likewise.
2108 (TODO_set_props): Remove.
2109 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2111 (pass_diagnose_omp_blocks): Define.
2112 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2113 (c_gimple_diagnostics_recursively): Remove.
2114 (finish_function): Do not call it.
2115 (c_write_global_declarations): Continue after errors.
2116 Finalize the CU here.
2117 * c-gimplify.c (c_genericize): Do not gimplify here.
2118 * c-common.c (c_warn_unused_result): Move ...
2119 * tree-cfg.c (do_warn_unused_result): ... here.
2120 (run_warn_unused_result): New function.
2121 (gate_warn_unused_result): New function.
2122 (pass_warn_unused_result): New pass.
2123 * c-common.h (c_warn_unused_result): Remove.
2124 * flags.h (flag_warn_unused_result): Declare.
2125 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2126 * opts.c (flag_warn_unused_result): Initialize to false.
2127 * toplev.c (compile_file): Add comment.
2128 * omp-low.c (create_omp_child_function): Do not register
2129 the function with the frontend.
2130 (diagnose_omp_structured_block_errors): Prepare to be
2131 called as optimization pass.
2132 (gate_diagnose_omp_blocks): New function.
2133 (pass_diagnose_omp_blocks): New pass.
2134 * cgraph.h (cgraph_optimize): Remove.
2135 (cgraph_analyze_function): Likewise.
2136 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2137 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2138 before their parents here.
2139 (cgraph_finalize_function): Not here.
2140 (cgraph_analyze_function): Gimplify functions here.
2141 (cgraph_finalize_compilation_unit): Continue after errors.
2142 Optimize the callgraph from here.
2143 (cgraph_optimize): Make static.
2144 * langhooks.c (write_global_declarations): Finalize the CU.
2145 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2146 (gimplify_function_tree): Assert we gimplify only once.
2147 Set PROP_gimple_any property.
2148 * tree-nested.c (gimplify_all_functions): New function.
2149 (lower_nested_functions): Gimplify all nested functions.
2150 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2151 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2152 and pass_diagnose_omp_blocks after gimplification. Do not
2153 set TODO_set_props on all_lowering_passes.
2154 (execute_one_pass): Do not handle TODO_set_props.
2155 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2156 (gimplify.o): Add tree-pass.h dependency.
2157 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2158 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2159 (unsave_r): Likewise.
2160 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2163 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2165 * doc/service.texi (Service): Restore previously removed link,
2166 which isn't broken after all.
2168 2009-07-17 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/40321
2171 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2172 PHI nodes to the maximal set.
2173 (make_values_for_phi): Add PHI arguments to the maximal set.
2174 (execute_pre): Dump PHI_GEN and the maximal set.
2176 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2179 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2182 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2184 * doc/extend.texi (Nested Functions): Replace broken link with
2186 * doc/service.texi (Service): Remove broken link.
2188 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2191 * builtins.c (expand_builtin_memcmp): Use loc instead of
2192 EXPR_LOCATION (exp).
2193 (expand_builtin_strncmp): Likewise.
2195 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2196 Manuel López-Ibáñez <manu@gcc.gnu.org>
2199 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2200 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2201 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2202 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2203 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2204 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2205 tree-inline.c, c-common.c, c-common.h, gimple.c,
2206 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2207 convert.c: Add location argument to fold_{unary,binary,ternary},
2208 fold_build[123], build_call_expr, build_size_arg,
2209 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2210 fold_build1_initializer, fold_build2_initializer,
2211 fold_build3_initializer, fold_build_call_array,
2212 fold_build_call_array_initializer, fold_single_bit_test,
2213 omit_one_operand, omit_two_operands, invert_truthvalue,
2214 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2215 combine_comparisons, fold_builtin_*, fold_call_expr,
2216 build_range_check, maybe_fold_offset_to_address, round_up,
2219 2009-07-16 Jason Merrill <jason@redhat.com>
2222 * c-common.c (c_common_reswords): Add __is_standard_layout
2224 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2225 * doc/implement-cxx.texi: New.
2226 * doc/gcc.texi: Include it.
2228 2009-07-16 DJ Delorie <dj@redhat.com>
2230 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2231 compares that may be indirectly affected by previous instructions.
2233 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2235 * builtins.c (do_mpc_arg2): New.
2236 (fold_builtin_2): Fold builtin cpow.
2237 * real.h (HAVE_mpc_pow): New.
2239 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2241 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2242 comparison to skip unprofitable schedule
2244 2009-07-16 Simon Baldwin <simonb@google.com>
2246 * gcc.c (option_map): New flag -no-canonical-prefixes.
2247 * (display_help): Print help text for new flag.
2248 * (process_command): Move options translation and language specifics
2249 and handle new flag early. Use it to set a function pointer to a
2250 prefix builder. Replace make_relative_prefix calls with calls to
2251 the function pointed to. Ignore new flag in regular options handling.
2252 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2254 2009-07-15 DJ Delorie <dj@redhat.com>
2256 * config/mep/mep.md (sibcall_internal): Change register to avoid
2258 (sibcall_value_internal): Likewise.
2260 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2262 PR rtl-optimization/40710
2263 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2265 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2267 * config/mips/mips.md (*extenddi_truncate<mode>,
2268 *extendsi_truncate<mode>): Change type attribute to move_type
2269 with shift_shift. Split out code handling exts from here ...
2270 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2272 (*extendhi_truncateqi): Change type attribute to move_type with
2273 shift_shift. Split out code handling exts from here ...
2274 (*extendhi_truncateqi_exts): ... to this new pattern.
2276 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2279 instead of "and" with inverted sign bit mask value. Use
2280 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2281 Allocate registers only for operand 4 and operand 5.
2283 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2286 * fold-const.c (fold_cond_expr_with_comparison): When folding
2287 < and <= to MIN, make sure the MIN uses the same type as the
2288 comparison's operands.
2290 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2292 * arm.md (ior_xor): New code iterator.
2293 (split for ior/xor with shift and zero-extend): New split pattern.
2294 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2296 2009-07-15 Richard Guenther <rguenther@suse.de>
2298 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2301 2009-07-15 Richard Guenther <rguenther@suse.de>
2304 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2306 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2308 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2309 handle 2.6.30 kernel.
2311 2009-07-15 DJ Delorie <dj@redhat.com>
2313 * config/mep/mep.md (sibcall_internal): Change register to allow
2314 for 24-bit addresses.
2315 (sibcall_value_internal): Likewise.
2317 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2319 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2320 that are enabled/disabled by the flags introduced by a previous patch.
2322 2009-07-14 DJ Delorie <dj@redhat.com>
2324 * config/mep/mep.md (sibcall_internal): Include non-toggling
2326 (sibcall_value_internal): Likewise.
2328 2009-07-14 Taras Glek <tglek@mozilla.com>
2329 Rafael Espindola <espindola@google.com>
2331 * doc/sourcebuild.texi: Document install-plugin target.
2332 * configure.ac: Added install-plugin target to language makefiles.
2333 * configure: Regenerate.
2334 * Makefile.in: (install-plugin): Install more headers,
2335 depend on lang.install-plugin.
2337 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2339 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2342 2009-07-14 DJ Delorie <dj@redhat.com>
2344 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2345 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2346 * config/mep/mep.md (sibcall_internal): Change test from
2347 mep_vliw_mode_match to mep_vliw_jmp_match.
2348 (sibcall_value_internal): Likewise.
2350 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2352 * config/i386/sse.md (copysign<mode>3): New expander.
2353 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2354 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2355 Use ix86_build_const_vector.
2356 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2357 IX86_BUILTIN_CPYSGNPD.
2358 (builtin_description): Add __builtin_ia32_copysignps and
2359 __builtin_ia32_copysignpd.
2360 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2361 and BUILT_IN_COPYSIGNF.
2363 2009-07-13 Jason Merrill <jason@redhat.com>
2365 * builtins.c (can_trust_pointer_alignment): New fn.
2366 (get_pointer_alignment): Factor it out from here.
2367 * tree.h: Declare it.
2369 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2371 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2374 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2378 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2380 2009-07-14 Richard Guenther <rguenther@suse.de>
2381 Andrey Belevantsev <abel@ispras.ru>
2384 * cfgexpand.c (partition_stack_vars): Do not bother to update
2385 alias information when not optimizing.
2387 2009-07-14 Richard Guenther <rguenther@suse.de>
2388 Andrey Belevantsev <abel@ispras.ru>
2390 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2391 (pt_solution_set): Likewise.
2392 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2393 * tree-ssa-structalias.c (pt_solution_set): New function.
2394 * final.c (rest_of_clean_state): Free SSA data structures.
2395 * print-rtl.c (print_decl_name): Remove.
2396 (print_mem_expr): Implement in terms of print_generic_expr.
2397 * alias.c (ao_ref_from_mem): New function.
2398 (rtx_refs_may_alias_p): Likewise.
2399 (true_dependence): Query alias-export info.
2400 (canon_true_dependence): Likewise.
2401 (write_dependence_p): Likewise.
2402 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2404 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2405 (mem_expr_equal_p): Use operand_equal_p.
2406 (set_mem_attributes_minus_bitpos): Do not use
2407 component_ref_for_mem_expr.
2408 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2409 (update_alias_info_with_stack_vars): Likewise.
2410 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2411 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2412 explicitly nor clear stmt operands.
2413 Free the decl-to-pointer map.
2414 * tree-optimize.c (execute_free_datastructures): Do not free
2415 SSA data structures here.
2416 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2417 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2418 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2420 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2422 2009-07-13 DJ Delorie <dj@redhat.com>
2424 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2425 unrolling at the right iteration count.
2427 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2430 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2432 * haifa-sched.c (rank_for_schedule): Introduced flags to
2433 enable/disable individual scheduling heuristics.
2434 * common.opt: Introduced flags to enable/disable individual
2435 heuristics in the scheduler.
2436 * doc/invoke.texi: Introduced flags to enable/disable individual
2437 heuristics in the scheduler.
2439 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2441 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2442 config/i386/mingw-tls.c.
2443 * config/i386/mingw-tls.c: Removed.
2445 2009-07-13 Ira Rosen <irar@il.ibm.com>
2447 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2448 checks access only relevant statements.
2449 (vectorizable_reduction): Likewise.
2451 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2453 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2454 just for 32-bit case.
2456 2009-07-12 Jan Hubicka <jh@suse.cz>
2458 PR tree-optimization/40585
2459 * except.c (expand_resx_expr): When there already is resume
2460 instruction, produce linked list.
2461 (build_post_landing_pads): Assert that resume is empty.
2462 (connect_post_landing_pads): Handle resume lists.
2463 (dump_eh_tree): Dump resume list.
2465 2009-07-12 Ira Rosen <irar@il.ibm.com>
2467 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2468 with additional argument.
2469 * tree-vectorizer.h (enum vect_def_type): Add
2470 vect_double_reduction_def.
2471 (vect_is_simple_reduction): Add argument.
2472 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2474 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2475 vect_is_simple_reduction with additional argument.
2476 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2478 (reduction_code_for_scalar_code): Handle additional codes by
2479 returning ERROR_MARK for them. Fix comment and indentation.
2480 (vect_is_simple_reduction): Fix comment, add argument to specify
2481 double reduction. Detect double reduction.
2482 (get_initial_def_for_induction): Fix indentation.
2483 (get_initial_def_for_reduction): Fix comment and indentation.
2484 Handle double reduction. Create initial definitions that do not
2485 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2486 (vect_create_epilog_for_reduction): Fix comment, add argument to
2487 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2488 epilogue result extraction. Create double reduction phi node and
2489 replace relevant uses.
2490 (vectorizable_reduction): Call vect_is_simple_reduction with
2491 additional argument. Fix indentation. Update epilogue code treatment
2492 according to the changes in reduction_code_for_scalar_code. Check
2493 for double reduction. Call vect_create_epilog_for_reduction with
2494 additional argument.
2495 * tree-vect-stmts.c (process_use): Handle double reduction, update
2497 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2498 (vect_get_vec_def_for_operand): Likewise.
2500 2009-07-12 Danny Smith <dansmister@gmail.com>
2502 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2503 dllexport if !TREE_PUBLIC.
2504 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2506 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2508 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2509 (avr_extra_arch_macro) Remove declatation.
2510 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2511 (avr_extra_arch_macro) Declare as static.
2512 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2514 2009-07-11 Jan Hubicka <jh@suse.cz>
2517 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2519 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2522 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2523 cold_in_std_section bits.
2524 (dwarf2out_begin_prologue): Initialize them.
2525 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2526 if already covered by text_section or cold_text_section range.
2528 PR rtl-optimization/40667
2529 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2530 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2531 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2532 * config/i386/i386.c (ix86_minimum_alignment): New function.
2533 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2534 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2535 * emit-rtl.c (gen_reg_rtx): Likewise.
2536 * function.c (assign_parms): Likewise. If nominal_type needs
2537 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2538 rather than passed_type's alignment.
2541 * function.c (assign_parm_setup_stack): Adjust
2542 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2543 from nominal_mode on big endian.
2545 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2547 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2549 2009-07-10 DJ Delorie <dj@redhat.com>
2551 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2553 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2555 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2557 (thumb2_cbnz): Likewise.
2559 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2562 * config.gcc (supported_defaults): Add synci.
2563 (with_synci): Add validation.
2564 (all_defaults): Add synci.
2565 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2568 * config/mips/mips.opt (msynci): New option.
2569 * config/mips/mips.c (mips_override_options): Warn on use of
2570 -msynci for targets that do now support it.
2571 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2573 * gcc/doc/invoke.texi (-msynci): Document the new option.
2574 * doc/install.texi (--with-synci): Document the new option.
2576 2009-07-10 Richard Guenther <rguenther@suse.de>
2578 PR tree-optimization/40496
2579 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2580 the PHI result with a compatible type.
2582 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2586 * c.opt (Wunused-result): New.
2587 * doc/invoke.texi: Document it.
2588 * c-common.c (c_warn_unused_result): Use it.
2590 2009-07-09 DJ Delorie <dj@redhat.com>
2592 * targhooks.c (default_target_can_inline_p): Rename from
2593 default_target_option_can_inline_p.
2594 * targhooks.h (default_target_can_inline_p): Likewise.
2595 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2596 TARGET_OPTION_CAN_INLINE_P.
2597 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2598 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2599 (mep_target_can_inline_p): Rename from
2600 mep_target_option_can_inline_p.
2603 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2604 registers used to pass vectors.
2606 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2608 2009-07-09 Tom Tromey <tromey@redhat.com>
2610 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2611 * config/mmix/mmix.c: Include dwarf2.h.
2612 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2613 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2614 * config/sh/sh.c: Include dwarf2.h.
2615 * config/i386/i386.c: Include dwarf2.h.
2616 * Makefile.in (DWARF2_H): Remove 'elf'.
2617 * except.c: Include dwarf2.h.
2618 * unwind-dw2.c: Include dwarf2.h.
2619 * dwarf2out.c: Include dwarf2.h.
2620 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2621 * unwind-dw2-fde.c: Include dwarf2.h.
2622 * dwarf2asm.c: Include dwarf2.h.
2624 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2626 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2627 (max_issue): Use it.
2628 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2630 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2631 (region_sched_info): Update.
2632 * sched-ebb.c (ebb_sched_info): Update.
2633 * modulo-sched.c (sms_sched_info): Update.
2634 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2636 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2638 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2640 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2642 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2644 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2647 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2648 arg1 with arg01 if arg1 is already INTEGER_CST.
2650 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2652 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2653 Transform (and (truncate)) into (truncate (and)).
2655 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2657 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2658 creating LHS paradoxical subregs. Fix surrounding returns to
2659 use NULL_RTX rather than 0.
2661 2009-07-08 DJ Delorie <dj@redhat.com>
2663 * config/mep/mep.c: (mep_option_can_inline_p): New.
2664 (TARGET_OPTION_CAN_INLINE_P): Define.
2666 2009-07-08 Mark Wielaard <mjw@redhat.com>
2669 * dwarf2out.c (add_data_member_location_attribute): When we have
2670 only a constant offset don't emit a new location description using
2671 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2674 2009-07-08 Richard Henderson <rth@redhat.com>
2677 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2678 (enum reg_class): Add CLOBBERED_REGS.
2679 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2680 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2681 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2682 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2683 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2684 force 64-bit sibcalls into R11.
2685 * config/i386/constraints.md (U): New constraint.
2686 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2687 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2688 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2690 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2692 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2694 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2695 * ebitmap.h (dump_ebitmap): Ditto.
2696 * optabs.h (optab_libfunc): Ditto.
2697 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2698 * tree-flow.h (vect_can_force_dr_alignment_p,
2699 get_vectype_for_scalar_type): Ditto.
2700 (vectorize_loops): Move prototype to ...
2701 * tree-vectorizer.h: ... here. Also, adjust comment.
2702 (vect_set_verbosity_level): Remove duplicate prototype.
2703 * tree-ssa-loop.c: Include tree-vectorizer.h.
2704 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2706 2009-07-08 Nick Clifton <nickc@redhat.com>
2708 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2711 2009-07-08 DJ Delorie <dj@redhat.com>
2713 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2714 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2715 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2717 * config/mep/intrinsics.md: Regenerated.
2718 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2719 registers when asm() or calls are detected.
2721 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2724 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2726 * gimple (gimple_build_call_from_tree): Likewise.
2727 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2728 no_warning flag before warning.
2730 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2732 * tree.c (set_expr_locus): Remove.
2733 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2734 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2736 * gimplify.c (internal_get_tmp_var): Likewise.
2737 (gimplify_call_expr): Likewise.
2738 (gimplify_one_sizepos): Likewise.
2740 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2743 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2744 to variables for debugging purposes.
2746 2009-06-23 Mark Loeser <mark@halcy0n.com>
2749 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2751 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2753 * pretty-print.c (pp_base_format): Remove %J.
2754 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2755 gcc_cxxdiag_char_table): Likewise.
2756 (init_dynamic_diag_info): Likewise.
2758 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2760 * pretty-print.c (pp_base_format): Remove %H.
2761 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2762 gcc_cxxdiag_char_table): Likewise.
2763 (init_dynamic_diag_info): Likewise.
2764 * config/mep/mep.c (mep_select_section): Likewise.
2766 2009-07-07 Duncan Sands <baldrick@free.fr>
2768 * final.c (pass_clean_state): Give the pass a name.
2769 * passes.c (pass_rest_of_compilation): Likewise.
2770 * tree-optimize.c (pass_all_optimizations): Likewise.
2772 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2774 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2775 an extra 'decl' for error_at.
2777 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2780 * tree-tailcall.c (adjust_return_value_with_ops,
2781 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2782 if it has complex or vector type.
2784 2009-07-07 Olivier Hainque <hainque@adacore.com>
2786 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2789 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2791 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2793 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2795 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2796 * c-decl.c: Likewise.
2797 * function.c: Likewise.
2798 * varasm.c: Likewise.
2799 * tree-ssa.c: Likewise.
2800 * c-common.c: Likewise.
2801 * tree-cfg.c: Likewise.
2802 * config/spu/spu.c: Likewise.
2803 * config/ia64/ia64.c: Likewise.
2804 * config/v850/v850.c: Likewise.
2806 2009-07-06 DJ Delorie <dj@redhat.com>
2808 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2809 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2810 unspecified accesses to control registers.
2811 * config/mep/intrinsics.md: Regenerate.
2812 * config/mep/intrinsics.h: Regenerate.
2813 * config/mep/mep-intrin.h: Regenerate.
2815 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2817 * c-lex.c: Replace %H by an explicit location. Update all calls.
2818 * c-common.c: Likewise.
2819 * c-decl.c: Likewise.
2820 * c-typeck.c: Likewise.
2821 * fold-const.c: Likewise.
2822 * gimplify.c: Likewise.
2824 * tree-cfg.c: Likewise.
2825 * tree-ssa-loop-niter.c: Likewise.
2826 * tree-vrp.c: Likewise.
2827 * value-prof.c: Likewise.
2829 2009-07-06 Diego Novillo <dnovillo@google.com>
2831 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2832 if it has one. Handle cases where VAR does not have an
2833 annotation or cfun is NULL.
2835 2009-07-06 Diego Novillo <dnovillo@google.com>
2837 * tree.c: Include debug.h.
2838 (initialize_tree_contains_struct): New.
2839 (init_ttree): Call it.
2840 (tree_node_structure_for_code): Factor out of ...
2841 (tree_node_structure): ... here.
2842 * treestruct.def (TS_PHI_NODE): Remove.
2843 (TS_GIMPLE_STATEMENT): Remove.
2845 2009-07-06 Diego Novillo <dnovillo@google.com>
2847 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2848 (debug_tree_chain): Handle cycles.
2850 2009-07-06 Nick Clifton <nickc@redhat.com>
2851 DJ Delorie <dj@redhat.com>
2853 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2854 __FMOVD_ENABLED__ is defined.
2856 (TARGET_FMOVD): Provide a default definition.
2857 (MASK_FMOVD): Likewise.
2858 (TARGET_CPU_CPP_BUILTINS): Define
2859 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2860 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2861 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2862 (split for DF load from memory into register): Also handle
2863 MEMs which consist of REG+DISP addressing.
2864 (split for DF store from register to memory): Likewise.
2865 (movsf_ie): Always use single fp_mode.
2866 * config/sh/sh.c (sh_override_options): Do not automatically
2867 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2868 that to the -mfmovd command line switch.
2869 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2870 (fldi_ok): Always allow.
2871 * config/sh/sh.opt (mfmovd): Remove this switch.
2872 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2874 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2875 Kaz Kojima <kkojima@gcc.gnu.org>
2877 PR rtl-optimization/30807
2878 * postreload.c (reload_combine): For every new use of REG_SUM,
2879 record the use of BASE.
2881 2009-07-06 Jan Hubicka <jh@suse.cz>
2883 * params.def: Revert my accidental commit at 2009-06-30.
2885 2009-07-04 Ian Lance Taylor <iant@google.com>
2888 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2890 (mingw_format_attribute_overrides): Likewise.
2892 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2895 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2896 don't check cfa.reg. Instead of cfa.indirect use
2897 fde && fde->drap_reg != INVALID_REGNUM test.
2899 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2901 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2903 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2906 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2908 2009-07-03 Richard Guenther <rguenther@suse.de>
2910 PR tree-optimization/40640
2911 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2914 2009-07-03 Jan Hubicka <jh@suse.cz>
2916 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2917 for size, reduce amount of inlining.
2919 2009-07-03 Richard Guenther <rguenther@suse.de>
2922 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2923 if t +- x is known to not overflow and the conversion widens the
2925 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2927 2009-07-03 Jan Hubicka <jh@suse.cz>
2929 * ipa-pure-const.c (analyze): Update loop optimizer init.
2930 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2931 try_remove_empty_loop, remove_empty_loops): Remove.
2932 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2933 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2934 to mark regular loops as neccesary.
2935 (degenerate_phi_p): New function.
2936 (propagate_necessity, remove_dead_phis): Use it.
2937 (forward_edge_to_pdom): Likewise.
2938 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2939 virtual PHI nodes that became unreachable.
2940 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2941 * tree-flow.h (remove_empty_loops): Remove.
2942 * passes.c (init_optimization_passes): Remove.
2944 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2946 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2947 can_create_pseudo_p.
2948 (*fix_trunc<mode>_i387_1): Ditto.
2949 (*floathi<mode>2_1): Ditto.
2950 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2951 (*fistdi2_1): Ditto.
2952 (*fist<mode>2_1): Ditto.
2953 (frndintxf2_floor): Ditto.
2954 (*fist<mode>2_floor_1): Ditto.
2955 (frndintxf2_ceil): Ditto.
2956 (*fist<mode>2_ceil_1): Ditto.
2957 (frndintxf2_trunc): Ditto.
2958 (frndintxf2_mask_pm): Ditto.
2959 (fxam<mode>2_i387_with_temp): Ditto.
2960 * config/i386/sse.md (mulv16qi3): Ditto.
2961 (*sse2_mulv4si3): Ditto.
2963 (sse4_2_pcmpestr): Ditto.
2964 (sse4_2_pcmpistr): Ditto.
2966 2009-07-03 Jan Hubicka <jh@suse.cz>
2968 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2969 (mark_stmt_necessary): Set it.
2970 (mark_operand_necessary): Set it.
2971 (mark_control_dependent_edges_necessary): Set it.
2972 (mark_virtual_phi_result_for_renaming): New function.
2973 (get_live_post_dom): New function.
2974 (forward_edge_to_pdom): New function.
2975 (remove_dead_stmt): Fix handling of control dependences.
2976 (tree_dce_init): Init new bitmap.
2977 (tree_dce_done): Free it.
2979 2009-07-02 Richard Guenther <rguenther@suse.de>
2982 * tree-ssa-structalias.c (new_var_info): Initialize
2985 2009-07-02 Jan Hubicka <jh@suse.cz>
2987 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2990 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2992 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2993 instead of recomputing it. Adjust calls.
2994 (emit_store_flag): Adjust recursive calls.
2996 2009-07-02 Richard Guenther <rguenther@suse.de>
2998 * tree-ssa-live.c (remove_unused_locals): Do not remove
3000 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3001 of DECL_EXTERNAL for HEAP variables.
3002 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3003 HEAP variables. Do not adjust RESTRICT vars.
3004 (find_what_var_points_to): Nobody cares if something
3007 2009-07-02 Ben Elliston <bje@au.ibm.com>
3009 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3010 pc_low and pc_high declarations to the top of the function.
3012 2009-07-01 DJ Delorie <dj@redhat.com>
3014 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3016 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3017 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3018 unspecified accesses to control registers.
3019 * config/mep/intrinsics.md: Regenerate.
3020 * config/mep/intrinsics.h: Regenerate.
3021 * config/mep/mep-intrin.h: Regenerate.
3023 2009-07-01 Anthony Green <green@moxielogic.com>
3025 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3026 instruction when possible.
3027 (moxie_expand_prologue): Ditto. Also, save an instruction and
3028 some complexity by popping off of $r12 instead of $sp.
3029 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3032 2009-07-01 Richard Henderson <rth@redhat.com>
3035 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3036 contained no insns, reposition note before last insn.
3038 2009-07-01 Richard Henderson <rth@redhat.com>
3041 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3042 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3044 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3047 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3048 darwin9 for printing reg addresses with %y.
3050 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3052 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3053 truncation from operands in binary operations.
3055 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3058 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3059 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3060 subreg of op0 to the original op0.
3062 * expmed.c (store_bit_field_1): Use a temporary as the destination
3063 instead of a paradoxical subreg when we need to truncate the result.
3065 2009-07-01 DJ Delorie <dj@redhat.com>
3067 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3068 names to VLIW variants.
3069 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3070 * config/mep/intrinsics.md: Regenerate.
3071 * config/mep/intrinsics.h: Regenerate.
3072 * config/mep/mep-intrin.h: Regenerate.
3074 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3077 * jump.c (returnjump_p): Revert last patch.
3078 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3080 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3083 * pa.md (casesi32p): Use jump table label to determine the offset
3085 (casesi64p): Likewise.
3087 * pa.c (forward_branch_p): Return bool type. Use instruction
3088 addresses when available. Assert that INSN has a jump label.
3089 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3092 2009-07-01 Richard Guenther <rguenther@suse.de>
3094 PR tree-optimization/19831
3095 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3096 that only act as barriers do not make any previous stores necessary.
3097 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3098 HEAP variables global, do not add a constraint from nonlocal.
3099 (find_func_aliases): Handle escapes through return statements.
3100 (compute_points_to_sets): Make escaped HEAP variables global.
3102 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3105 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3106 after reducing a DImode cstore to SImode.
3108 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3110 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3111 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3113 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3115 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3116 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3118 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3119 and umod_optab if TARGET_BSD_DIVMOD.
3120 * config/vax/lib1funcs.asm: New file.
3121 * config/vax/t-linux: New file.
3122 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3124 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3127 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3128 to type arguments that have void type.
3131 * dwarf2out.c (gen_formal_parameter_die): Call
3132 equate_decl_number_to_die if node is different from origin.
3134 2009-06-30 Anthony Green <green@moxielogic.com>
3136 Clean up moxie port for --enable-build-with-cxx.
3137 * config/moxie/moxie.c (moxie_function_value): First two
3138 parameters are const_tree, not tree.
3139 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3140 (REG_CLASS_NAMES): Ditto.
3141 (REGNO_REG_CLASS): Ditto.
3142 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3143 (moxie_function_value): Fix constyness of arguments.
3145 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3147 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3148 finalize_size_functions before further processing.
3149 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3150 (variable_size): Call self_referential_size on size expressions
3151 that contain a PLACEHOLDER_EXPR.
3152 (size_functions): New static variable.
3153 (copy_self_referential_tree_r): New static function.
3154 (self_referential_size): Likewise.
3155 (finalize_size_functions): New global function.
3156 * tree.c: Include tree-inline.h.
3157 (push_without_duplicates): New static function.
3158 (find_placeholder_in_expr): New global function.
3159 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3161 <tcc_expression>: Likewise.
3162 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3163 the call in the expression.
3164 * tree.h (finalize_size_functions): Declare.
3165 (find_placeholder_in_expr): Likewise.
3166 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3167 (substitute_placeholder_in_expr): Update comment.
3168 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3170 (copy_tree_body_r): Likewise.
3171 (copy_tree_body): New static function.
3172 (maybe_inline_call_in_expr): New global function.
3173 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3174 (maybe_inline_call_in_expr): Declare.
3175 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3176 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3179 2009-06-30 Richard Guenther <rguenther@suse.de>
3181 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3183 (propagate_necessity): Do not mark reaching defs of stores
3186 2009-06-30 Jan Hubicka <jh@suse.cz>
3188 * cfgloopanal.c (check_irred): Move into ...
3189 (mark_irreducible_loops): ... here; return true if ireducible
3191 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3192 (analyze_function): Try to prove loop finiteness.
3193 * cfgloop.h (mark_irreducible_loops): Update prototype.
3194 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3196 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3198 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3200 2009-06-30 Ira Rosen <irar@il.ibm.com>
3202 PR tree-optimization/40542
3203 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3206 2009-06-30 Martin Jambor <mjambor@suse.cz>
3208 PR tree-optimization/40582
3209 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3210 than useless_type_conversion_p.
3211 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3214 2009-06-30 Martin Jambor <mjambor@suse.cz>
3217 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3219 2009-06-30 Richard Guenther <rguenther@suse.de>
3221 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3222 use ao_ref references.
3223 (walk_aliased_vdefs): Likewise.
3224 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3225 * tree-ssa-dce.c (struct ref_data): Remove.
3226 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3227 (mark_aliased_reaching_defs_necessary): Adjust.
3228 (mark_all_reaching_defs_necessary_1): Likewise.
3230 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3233 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3234 (emit_store_flag_1): Extract from emit_store_flag, adjust
3235 calls to (what now is) emit_cstore.
3236 (emit_store_flag): Call emit_store_flag_1 and also use it
3237 for what used to be recursive calls.
3239 2009-06-30 Wei Guozhi <carrot@google.com>
3242 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3243 if the target bb post dominates from bb.
3244 * config/i386/i386.c (memory_address_length): Check existence of base
3245 register before using it.
3247 2009-06-30 Nick Clifton <nickc@redhat.com>
3248 DJ Delorie <dj@redhat.com>
3250 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3251 __FMOVD_ENABLED__ is defined.
3253 (TARGET_FMOVD): Provide a default definition.
3254 (MASK_FMOVD): Likewise.
3255 (TARGET_CPU_CPP_BUILTINS): Define
3256 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3257 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3258 two fmov instructions depending upon whether TARGET_FMOVD is
3260 (split for DF load from memory into register): Also handle
3261 MEMs which consist of REG+DISP addressing.
3262 (split for DF store from register to memory): Likewise.
3263 * config/sh/sh.opt (mfmovd): Remove this switch.
3264 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3265 * config/sh/sh.c (sh_override_options): Do not automatically
3266 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3267 that to the -mfmovd command line switch.
3269 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3271 (fldi_ok): Always allow.
3272 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3274 2009-06-29 DJ Delorie <dj@redhat.com>
3276 * doc/install.texi (mep-x-elf): Correct chip's full name.
3278 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3280 * doc/extend.texi: Fix typo.
3282 2009-06-29 Tom Tromey <tromey@redhat.com>
3285 * Makefile.in (DWARF2_H): New variable.
3287 (dwarf2out.o): Likewise.
3288 (dwarf2asm.o): Likewise.
3289 * config/i386/t-i386: Use DWARF2_H.
3290 * except.c: Include elf/dwarf2.h.
3291 * unwind-dw2.c: Include elf/dwarf2.h.
3292 * dwarf2out.c: Include elf/dwarf2.h.
3293 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3294 <dtprel>: New field.
3295 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3296 (size_of_loc_descr): Likewise.
3297 (output_loc_operands_raw): Likewise.
3298 (output_loc_operands): Handle new dtprel field.
3299 (loc_checksum): Update.
3300 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3301 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3302 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3303 * dwarf2asm.c: Include elf/dwarf2.h.
3304 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3305 * config/mmix/mmix.c: Include elf/dwarf2.h.
3306 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3307 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3308 * config/sh/sh.c: Include elf/dwarf2.h.
3309 * config/i386/i386.c: Include elf/dwarf2.h.
3311 2009-06-29 DJ Delorie <dj@redhat.com>
3313 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3315 * doc/extend.texi: Add MeP attributes and pragmas.
3316 * doc/invoke.text: Add MeP Options.
3317 * doc/contrib.texi: Add MeP contribution.
3318 * doc/md.texi: Add MeP constraints.
3319 * doc/install.texi: Add MeP target.
3321 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3323 * target.h (struct gcc_target): Add frame_pointer_required field.
3324 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3325 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3326 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3328 * reload1.c (update_eliminables): (Ditto.).
3329 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3330 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3331 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3333 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3335 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3336 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3337 (arm_frame_pointer_required): New function.
3339 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3340 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3341 (avr_frame_pointer_required_p): Declare as static.
3342 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3344 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3345 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3346 (bfin_frame_pointer_required): Make as static, change return type
3348 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3350 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3351 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3352 (cris_frame_pointer_required): New function.
3354 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3356 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3357 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3358 (fr30_frame_pointer_required): New function.
3360 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3361 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3362 (frv_frame_pointer_required): Make as static, change return type
3364 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3366 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3367 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3368 (ix86_frame_pointer_required): Make as static, change return type to
3370 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3372 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3373 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3375 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3377 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3379 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3381 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3382 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3383 (mips_frame_pointer_required): Make as static.
3384 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3386 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3387 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3388 (mmix_frame_pointer_required): Mew function.
3390 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3391 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3393 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3395 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3397 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3399 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3400 (CAN_ELIMINATE): Redefine.
3401 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3402 (sparc_frame_pointer_required): New function.
3403 (sparc_can_eliminate): New function.
3404 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3406 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3407 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3409 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3410 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3411 (xtensa_frame_pointer_required): Make as static, change return type
3413 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3416 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3418 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3419 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3420 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3421 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3422 (register_callback): Handle PLUGIN_START_UNIT.
3423 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3425 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3427 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3429 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3430 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3432 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3434 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3437 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3439 * doc/extend.texi (Additional Floating Types): __float128 is also
3440 supported on i386 targets.
3442 2009-06-29 Richard Guenther <rguenther@suse.de>
3445 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3447 (pt_solutions_same_restrict_base): Declare.
3448 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3450 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3451 (make_constraint_from, make_copy_constraint): Move earlier.
3452 (make_constraint_from_heapvar): New function.
3453 (make_constraint_from_restrict): Likewise.
3454 (handle_lhs_call): Use it.
3455 (find_func_aliases): Use it to track conversions to restrict
3457 (struct fieldoff): Add only_restrict_pointers flag.
3458 (push_fields_onto_fieldstack): Initialize it.
3459 (create_variable_info_for): Track global restrict qualified pointers.
3460 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3461 Track restrict qualified pointer arguments.
3462 (set_uids_in_ptset): Use varinfo is_global_var flag.
3463 (find_what_var_points_to): Set the vars_contains_restrict flag.
3464 Always create the points-to solution for sets including restrict tags.
3465 (pt_solutions_same_restrict_base): New function.
3466 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3467 qualified pointers use pt_solutions_same_restrict_base as
3468 additional source for disambiguation.
3470 2009-06-29 Richard Guenther <rguenther@suse.de>
3473 * alias.c (find_base_decl): Remove.
3474 (get_deref_alias_set_1): Remove restrict handling.
3475 * c-common.c (c_apply_type_quals_to_decl): Do not set
3476 DECL_POINTER_ALIAS_SET.
3477 * gimplify.c (find_single_pointer_decl_1): Remove.
3478 (find_single_pointer_decl): Likewise.
3479 (internal_get_tmp_var): Remove restrict handling.
3480 (gimple_regimplify_operands): Likewise.
3481 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3482 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3483 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3484 * tree.c (restrict_base_for_decl): Remove.
3485 (init_ttree): Do not allocate it.
3486 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3487 LABEL_DECL_UID for label decls.
3488 (copy_node_stat): Do not copy restrict information.
3489 (decl_restrict_base_lookup): Remove.
3490 (decl_restrict_base_insert): Likewise.
3491 (print_restrict_base_statistics): Likewise.
3492 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3493 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3494 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3495 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3496 (LABEL_DECL_UID): Adjust.
3497 (DECL_BASED_ON_RESTRICT_P): Remove.
3498 (DECL_GET_RESTRICT_BASE): Likewise.
3499 (SET_DECL_RESTRICT_BASE): Likewise.
3500 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3502 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3503 instead of DECL_POINTER_ALIAS_SET.
3504 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3505 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3506 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3508 2009-06-29 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/40579
3511 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3512 the IL to simplify has constants that overflowed.
3514 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3516 PR tree-optimization/40550
3517 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3518 vector_compute_type only when the size of vector_compute_type is
3519 less than the size of type.
3521 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3523 * fold-const.c (contains_label_1): Fix comments.
3524 (contains_label_p): Do not walk trees multiple time.
3526 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3528 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3529 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3530 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3531 ix86_fp_comparison_operator.
3532 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3533 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3534 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3535 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3536 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3537 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3538 (related splits): Change predicate to ix86_fp_comparison_operator.
3539 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3540 instead of ix86_fp_comparison_codes.
3541 (ix86_trivial_fp_comparison_operator,
3542 ix86_fp_comparison_operator): New.
3543 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3544 (ix86_expand_compare): Eliminate last two parameters.
3545 (ix86_fp_jump_nontrivial_p): Kill.
3546 * config/i386/i386.c (put_condition_code): Eliminate call to
3547 ix86_fp_comparison_codes and subsequent assertion.
3548 (ix86_fp_comparison_codes): Eliminate.
3549 (ix86_fp_swap_condition): New.
3550 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3551 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3552 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3553 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3554 and ix86_fp_swap_condition.
3555 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3556 Use ix86_fp_comparison_strategy.
3557 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3558 (ix86_fp_jump_nontrivial_p): Eliminate.
3559 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3560 call to ix86_expand_compare.
3561 (ix86_split_fp_branch, ix86_expand_setcc,
3562 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3563 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3565 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3567 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3568 related to jump_clobbers.
3569 * config/arm/arm.md (conds): Remove jump_clob case.
3570 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3571 splits): Change comparison_operator to arm_comparison_operator.
3572 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3575 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3577 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3578 condition for floating point modes.
3579 * expmed.c (emit_store_flag_1): Move here a bigger part
3581 (emit_store_flag): Try swapping the condition for floating point
3583 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3585 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3587 * expr.c (expand_expr_real_1): Just use do_store_flag.
3588 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3589 emit_store_flag_force.
3590 * expmed.c (emit_store_flag_force): Copy here trick
3591 previously in expand_expr_real_1. Try reversing the comparison.
3592 (emit_store_flag_1): Work if target is NULL.
3593 (emit_store_flag): Work if target is NULL, using the result mode
3594 from the comparison. Use split_comparison, restructure final part
3595 to simplify conditionals.
3597 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3599 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3600 * dojump.c (do_jump): Change handling of floating-point
3601 ops to use just do_compare_and_jump.
3602 (split_comparison): New.
3603 (do_compare_rtx_and_jump): Add here logic coming previously
3604 in do_jump, using split_comparison.
3606 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3611 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3613 * tree-ssa-alias.c: Fix unintentional commit.
3615 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3617 * passes.c (execute_one_pass): Fix unintentional commit.
3619 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3621 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3622 (df_rd_local_compute, df_md_local_compute): Inline them.
3624 (df_md_scratch): New.
3625 (df_md_alloc, df_md_free): Allocate/free it.
3626 (df_md_local_compute): Only include live registers in init.
3627 (df_md_transfer_function): Prune the in-set computed by
3628 the confluence function, and the gen-set too.
3630 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3632 PR rtl-optimization/26854
3633 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3634 * df-problems.c (df_rd_add_problem): Fix comment.
3635 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3636 df_md_simulate_artificial_defs_at_top,
3637 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3638 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3639 df_md_transfer_function, df_md_init, df_md_confluence_0,
3640 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3641 problem_MD, df_md_add_problem): New.
3642 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3643 df_md_get_bb_info): New.
3644 (DF_LAST_PROBLEM_PLUS1): Adjust.
3646 * Makefile.in (fwprop.o): Include domwalk.h.
3647 * fwprop.c: Include domwalk.h.
3648 (reg_defs, reg_defs_stack): New.
3649 (bitmap_only_bit_between): Remove.
3650 (process_defs): New.
3651 (process_uses): Use reg_defs and local_md instead of
3652 bitmap_only_bit_between and local_rd.
3653 (single_def_use_enter_block): New, from build_single_def_use_links.
3654 (single_def_use_leave_block): New.
3655 (build_single_def_use_links): Remove code moved to
3656 single_def_use_enter_block, invoke domwalk.
3657 (use_killed_between): Adjust comment.
3659 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3661 * bitmap.h (bitmap_ior_and_into): New.
3662 * bitmap.c (bitmap_ior_and_into): New.
3664 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3666 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3667 before_dom_children_before_stmts and after_dom_children_after_stmts.
3668 Rename the two remaining callbacks to just before_dom_children and
3669 after_dom_children. Remove other GIMPLE statement walking bits.
3670 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3671 * graphite.c: Do not include domwalk.h.
3672 * tree-into-ssa.c (interesting_blocks): New global.
3673 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3674 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3675 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3676 now that they're not domwalk callbacks.
3677 (rewrite_initialize_block): Rename to...
3678 (rewrite_enter_block): ... this, place after called functions. Test
3679 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3680 (rewrite_finalize_block): Rename to...
3681 (rewrite_leave_block): ... this, place after called functions.
3682 (rewrite_update_init_block): Rename to...
3683 (rewrite_update_enter_block): ... this, place after called functions.
3684 Test interesting_blocks, call rewrite_update_stmt and
3685 rewrite_update_phi_arguments.
3686 (rewrite_update_fini_block): Rename to...
3687 (rewrite_leave_block): ... this, place after called functions.
3688 (rewrite_blocks): Remove last argument, simplify initialization of
3690 (mark_def_sites_initialize_block): Rename to...
3691 (mark_def_sites_block): ... this, call mark_def_sites.
3692 (mark_def_sites_blocks): Remove argument, simplify initialization of
3694 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3695 (update_ssa): Likewise.
3696 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3698 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3699 (dom_opt_initialize_block): Rename to...
3700 (dom_opt_enter_block): ... this, place after called functions. Walk
3701 statements here, inline propagate_to_outgoing_edges.
3702 (dom_opt_finalize_block): Rename to...
3703 (dom_opt_leave_block): ... this, place after called functions.
3704 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3706 (dse_enter_block, dse_record_phi): New.
3707 (dse_record_phis): Delete.
3708 (dse_finalize_block): Rename to...
3709 (dse_leave_block): ... this.
3710 (tree_ssa_dse): Simplify initialization of walk_data.
3711 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3712 Adjust initialization of walk_data.
3713 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3714 * tree-ssa-loop-phiopt.c (get_non_trapping):
3715 Adjust initialization of walk_data.
3716 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3717 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3718 it's not a domwalk callback.
3719 (uncprop_initialize_block): Rename to...
3720 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3721 (dse_finalize_block): Rename to...
3722 (dse_leave_block): ... this.
3723 (tree_ssa_uncprop): Simplify initialization of walk_data.
3724 * Makefile.in: Adjust dependencies.
3726 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3728 * arm.md (casesi): Fix test for Thumb1.
3729 (thumb1_casesi_internal_pic): Likewise.
3730 (thumb1_casesi_dispatch): Likewise.
3732 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3734 * config/arm/arm-cores.def: Added core cortex-m0.
3735 * config/arm/arm-tune.md: Regenerated.
3736 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3738 2009-06-26 DJ Delorie <dj@redhat.com>
3740 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3742 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3743 the scheduler doesn't tag jump insns.
3745 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3747 * c-decl.c (merge_decls): Re-indent.
3749 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3752 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3753 Special-case decimal float constants.
3755 2009-06-26 Richard Henderson <rth@redhat.com>
3757 * function.h (struct function): Add cannot_be_copied_reason,
3758 and cannot_be_copied_set.
3759 * tree-inline.c (has_label_address_in_static_1): Rename from
3760 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3761 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3762 don't set inline_forbidden_reason.
3763 (copy_forbidden): New function, split out of inline_forbidden_p.
3764 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3765 (inline_forbidden_p): Use copy_forbidden.
3766 (tree_versionable_function_p): Likewise.
3767 (inlinable_function_p): Merge into tree_inlinable_function_p.
3768 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3769 * ipa-cp.c (ipcp_versionable_function_p): New function.
3770 (ipcp_cloning_candidate_p): Use it.
3771 (ipcp_node_modifiable_p): Likewise.
3773 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3775 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3776 that is marked not to be inlined. Remove flag_mudflap use.
3777 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3778 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3780 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3783 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3784 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3786 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3788 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3790 (__mingwthr_remove_key_dtor): Likewise.
3792 2009-06-26 Richard Guenther <rguenther@suse.de>
3794 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3796 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3799 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3800 try the non-cond_exec path also.
3802 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3805 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3806 (output_cbranch): Use new functions.
3807 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3810 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3811 Pat Haugen <pthaugen@us.ibm.com>
3812 Revital Eres <ERES@il.ibm.com>
3814 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3815 for %c error. Add %x support to print VSX registers as a unified
3816 register set, instead of separate float and altivec registers.
3817 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3818 %y case, and add support for VSX pre-modify addresses.
3819 (output_toc): Add assert for CONST containing an integer constant
3821 (rs6000_adjust_cost): Add POWER7 support.
3822 (insn_must_be_first_in_group): Ditto.
3823 (insn_must_be_last_in_group): Ditto.
3824 (rs6000_emit_popcount): Ditto.
3825 (rs6000_vector_mode_supported_p): Ditto.
3827 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3828 Change some of the functions called by macros to being called
3829 through a pointer, so debug functions can be inserted if
3830 -mdebug=addr or -mdebug=cost.
3831 (rs6000_preferred_reload_class_ptr): Ditto.
3832 (rs6000_secondary_reload_class_ptr): Ditto.
3833 (rs6000_secondary_memory_needed_ptr): Ditto.
3834 (rs6000_cannot_change_mode_class_ptr): Ditto.
3835 (rs6000_secondary_reload_inner): Ditto.
3836 (rs6000_legitimize_reload_address): Ditto.
3837 (rs6000_legitimize_reload_address_ptr): Ditto.
3838 (rs6000_mode_dependent_address): Ditto.
3839 (rs6000_mode_dependent_address_ptr): Ditto.
3841 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3842 function to return true if the mode allows reg + integer
3844 (virtual_stack_registers_memory_p): New function to return true if
3845 the address refers to a virtual stack register.
3846 (rs6000_legitimate_offset_address_p): Move code to say whether a
3847 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3849 (rs6000_legitimate_address_p): Add checks for modes that only can
3850 do reg+reg addressing. Start adding VSX support.
3851 (rs6000_legitimize_reload_address): Ditto.
3852 (rs6000_legitimize_address): Ditto.
3853 (rs6000_debug_legitimate_address_p): New debug functions for
3854 -mdebug=addr and -mdebug=cost.
3855 (rs6000_debug_rtx_costs): Ditto.
3856 (rs6000_debug_address_costs): Ditto.
3857 (rs6000_debug_adjust_cost): Ditto.
3858 (rs6000_debug_legitimize_address): Ditto.
3859 (rs6000_legitimize_reload_address_ptr): Point to call normal
3860 function or debug function. Make functions called via pointer
3862 (rs6000_mode_dependent_address_ptr): Ditto.
3863 (rs6000_secondary_reload_class_ptr): Ditto.
3864 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3865 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3866 into a friendlier error.
3867 (rs6000_init_builtins): Add initial VSX support.
3868 (rs6000_adjust_cost): Fix some spacing issues.
3870 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3871 (REG_CLASS_NAMES): Ditto.
3872 (REG_CLASS_CONTENTS): Ditto.
3873 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3874 pointer, to add -mdebug=addr support.
3875 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3876 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3877 -mdebug=addr support.
3878 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3879 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3880 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3882 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3884 (bswapsi*): Set attribute types for load/store. Add combiner
3885 patterns to eliminate zero extend on 64-bit.
3886 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3887 stdbrx if the hardware supports those instructions.
3889 2009-06-25 Ian Lance Taylor <iant@google.com>
3891 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3892 (Link Options): Document -static-libstdc++.
3894 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3897 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3898 DATA_ALIGNMENT instead.
3900 2009-06-25 Richard Guenther <rguenther@suse.de>
3902 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3903 indirect references against the callused/escaped solutions.
3904 (call_may_clobber_ref_p_1): Likewise.
3906 2009-06-25 Martin Jambor <mjambor@suse.cz>
3908 PR tree-optimization/40493
3909 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3910 (enum unscalarized_data_handling): New type.
3911 (handle_unscalarized_data_in_subtree): Return what has been done.
3912 (load_assign_lhs_subreplacements): Handle left flushes differently.
3913 (sra_modify_assign): Use unscalarized_data_handling, simplified
3914 condition determining whether to remove the statement.
3916 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3918 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3919 excerpt - @ should be doubled for texinfo.
3921 2009-06-24 Ian Lance Taylor <iant@google.com>
3923 * config/arc/arc.c: Include "df.h".
3924 (arc_attribute_table): Make static. Move higher in file.
3925 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3926 (output_shift): Initialize n later to avoid warning.
3927 * config/arm/arm.c (arm_attribute_table): Make static. Move
3929 * config/avr/avr.c (avr_attribute_table): Make static. Move
3931 (reg_class_tab): Change array type from int to enum reg_class.
3932 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3934 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3935 (lshrhi3_out): Likewise.
3936 (class_likely_spilled_p): Change return type to bool.
3937 (avr_rtx_costs): Use local code variable with enum type.
3938 * config/avr/avr.md (movmemhi): Use add_reg_note.
3939 (andhi3, andsi3): Don't use AS2 with "and".
3940 (iorhi3, iorsi3): Don't use AS2 with "or".
3941 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3942 * config/crx/crx.c: Include "df.h".
3943 (crx_attribute_table): Make static.
3944 * config/m32r/m32r.c: Include "df.h".
3945 (m32r_attribute_table): Make static. Move higher in file.
3946 (pop): Use add_reg_note.
3947 (block_move_call): Change 0 to LCT_NORMAL in function call.
3948 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3949 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3950 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3951 declare, not just when TREE_CODE is defined.
3952 * config/m68hc11/m68hc11.c: Include "expr.h".
3953 (m68hc11_attribute_table): Make static. Move higher in file.
3954 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3956 (m68hc11_register_indirect_p): Likewise.
3957 (m68hc11_function_arg_padding): Change return type to enum
3959 (emit_move_after_reload): Use add_reg_note.
3960 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3961 (m68hc11_split_logical): Likewise.
3962 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3964 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3965 to VOIDmode in function call.
3966 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3968 (m68hc11_split_logical): Update declaration.
3969 (m68hc11_function_arg_padding): Update declaration.
3970 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3971 to array of enum reg_class.
3972 (mcore_attribute_table): Make static. Move higher in file.
3973 (mcore_rtx_costs): Add cast to enum type.
3974 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3975 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3976 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3978 * config/sh/predicates.md (trapping_target_operand): Rename and to
3980 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3982 * config/spu/spu.c (spu_attribute_table): Make static. Move
3984 * config/v850/v850.c (v850_attribute_table): Make static. Move
3986 (v850_rtx_costs): Use local code with enum type.
3987 (expand_epilogue): Add cast.
3988 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3990 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3993 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3994 -m2a-single-only and -m2a-nofpu.
3995 * config/sh/sh.opt: Document m2a generates FPU code.
3997 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3999 * defaults.h (CAN_ELIMINATE): Provide default.
4000 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4001 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4002 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4003 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4004 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4005 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4006 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4007 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4008 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4009 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4011 2009-06-24 DJ Delorie <dj@redhat.com>
4013 * mep-ext-cop.cpu: Fix copyright notice.
4014 * mep-default: Fix copyright notice.
4015 * mep-core: Fix copyright notice.
4016 * mep: Fix copyright notice.
4017 * mep-ivc2: Fix copyright notice.
4018 * mep-c5: Fix copyright notice.
4020 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4022 * doc/contrib.texi (Contributors):
4024 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4027 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4028 src and dst operands if necessary.
4030 2009-06-23 DJ Delorie <dj@redhat.com>
4033 * config.gcc: Add mep support.
4034 * recog.c: Resurrect validate_replace_rtx_subexp().
4035 * recog.h: Likewise.
4036 * config/mep/: Add new port:
4037 * config/mep/constraints.md: New file.
4038 * config/mep/default.h: New file.
4039 * config/mep/intrinsics.h: New file.
4040 * config/mep/intrinsics.md: New file.
4041 * config/mep/ivc2-template.h: New file.
4042 * config/mep/mep-c5.cpu: New file.
4043 * config/mep/mep-core.cpu: New file.
4044 * config/mep/mep-default.cpu: New file.
4045 * config/mep/mep-ext-cop.cpu: New file.
4046 * config/mep/mep-intrin.h: New file.
4047 * config/mep/mep-ivc2.cpu: New file.
4048 * config/mep/mep-lib1.asm: New file.
4049 * config/mep/mep-lib2.c: New file.
4050 * config/mep/mep-pragma.c: New file.
4051 * config/mep/mep-protos.h: New file.
4052 * config/mep/mep-tramp.c: New file.
4053 * config/mep/mep.c: New file.
4054 * config/mep/mep.cpu: New file.
4055 * config/mep/mep.h: New file.
4056 * config/mep/mep.md: New file.
4057 * config/mep/mep.opt: New file.
4058 * config/mep/predicates.md: New file.
4059 * config/mep/t-mep: New file.
4061 2009-06-23 Ian Lance Taylor <iant@google.com>
4063 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4064 from loose_warn into c_loose_warn and from strict_warn into
4065 c_strict_warn. Set and substitute warn_cxxflags. Check for
4066 --enable-build-with-cxx. Set and substitute
4067 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4068 * Makefile.in (CXXFLAGS): New variable.
4069 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4070 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4071 the default is the same as $(STRICT_WARN).
4072 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4073 (CXX): New variable.
4074 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4075 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4076 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4077 (HOST_LIBS): New variable.
4078 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4079 (ALL_CXXFLAGS): New variable.
4080 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4081 * doc/install.texi (Configuration): Document
4082 --enable-build-with-cxx, --with-stage1-ldflags,
4083 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4084 * configure: Rebuild.
4086 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4088 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4089 from previous commit.
4091 2009-06-23 Ian Lance Taylor <iant@google.com>
4093 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4095 2009-06-23 Ian Lance Taylor <iant@google.com>
4097 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4098 with ATTRIBUTE_UNUSED.
4100 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4101 Pat Haugen <pthaugen@us.ibm.com>
4102 Revital Eres <eres@il.ibm.com>
4104 * config.in (HAVE_AS_POPCNTD): Add default definition.
4105 (HAVE_AS_LWSYNC): Ditto.
4107 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4109 (gcc_cv_as_powerpc_cmpb): Ditto.
4110 (gcc_cv_as_powerpc_dfp): Ditto.
4111 (gcc_cv_as_powerpc_vsx): Ditto.
4112 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4113 supporting the popcntd/lwsync instructions.
4114 (gcc_cv_as_powerpc_lwsync): Ditto.
4115 * configure: Regenerate.
4117 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4118 -mcpu=native and -mcpu=power7.
4119 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4121 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4122 a variable instead of a mask to reduce the number of mask bits.
4123 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4124 (-mbit-word): Ditto.
4125 (-mregnames): Ditto.
4126 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4127 (-mfused-madd): Ditto.
4129 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4131 (-mvsx): New switch for VSX instructions.
4132 (-misel): Move from a variable to a mask to allow it to be set by
4135 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4136 function declaration to an array declaration.
4137 (rs6000_hard_regno_nregs): New external array declaration.
4139 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4140 files included by rs6000.md.
4142 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4143 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4145 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4147 (rs6000_debug_reg): New -mdebug= variables.
4148 (rs6000_debug_addr): Ditto.
4149 (rs6000_debug_cost): Ditto.
4150 (rs6000_pmode): New variable to hold Pmode.
4151 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4152 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4153 calculated at compiler start.
4154 (rs6000_hard_regno_nregs): Change function to an array which holds
4155 HARD_REGNO_NREGS calculated at compiler start.
4156 (rs6000_explicit_options): Delete isel field.
4157 (rs6000_vector_unit): New array to hold which vector unit
4158 supports arithmetic options for a given type.
4159 (rs6000_vector_mem): New array to hold which vector unit supports
4160 memory reference operations for a given type.
4161 (rs6000_vector_align): New array to given the alignment of each
4163 (power7_cost): New basic costs for power7.
4164 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4165 (rs6000_hard_regno_nregs_internal): New function, moved from
4166 HARD_REGNO_NREGS, to calculate the number of registers each hard
4167 register takes for each type.
4168 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4169 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4170 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4171 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4172 unit information here so it is calculated once at compiler startup
4174 (rs6000_override_options): Make -misel a target mask. Add more
4175 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4176 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4178 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4179 (rs6000_handle_option): Move -misel from variable to target mask.
4180 (rs6000_builtin_mask_for_load): Add VSX support.
4181 (rs6000_conditional_register_usage): Ditto.
4182 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4183 (function_arg_boundary): Ditto.
4184 (rs6000_expand_builtin): Ditto.
4185 (def_builtin): Make abort message a little friendlier.
4186 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4188 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4189 assembler support the popcntd instruction instead of a vsx
4190 instruction to enable power7 support.
4191 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4192 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4193 option to the assembler if -mcpu=native.
4194 (ASM_CPU_NATIVE_SPEC): Ditto.
4195 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4197 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4198 the lwsync instruction.
4199 (enum processor_type): Add PROCESSOR_POWER7.
4200 (rs6000_debug_reg): New -mdebug= options.
4201 (rs6000_debug_addr): Ditto.
4202 (rs6000_debug_cost): Ditto.
4203 (rs6000_isel): Delete.
4204 (enum rs6000_vector): New enum to say what vector unit we have.
4205 (VECTOR_UNIT_*): New macros to say which vector unit has
4206 arithmetic operations for a given type.
4207 (VECTOR_MEM_*): New macros to say which vector unit has memory
4208 operations for a given type.
4209 (TARGET_LDBRX): Whether the machine supports the ldbrx
4211 (TARGET_ISEL): Delete, -misel moved to be a mask.
4212 (TARGET_ISEL64): New macro for 64-bit isel support.
4213 (UNITS_PER_VSX_WORD): New macro.
4214 (POINTER_SIZE): Move to be an external variable, rather than
4215 calculating whether we are generating 32 ot 64-bit code.
4217 (STACK_BOUNDARY): Add VSX support.
4218 (LOCAL_ALIGNMENT): Ditto.
4219 (SLOW_UNALIGNED_ACCESS): Ditto.
4220 (VSX_REGNO_P): New macro for VSX support.
4221 (VFLOAT_REGNO_P): Ditto.
4222 (VINT_REGNO_P): Ditto.
4223 (VLOGICAL_REGNO_P): Ditto.
4224 (VSX_VECTOR_MODE): Ditto.
4225 (VSX_SCALAR_MODE): Ditto.
4227 (VSX_MOVE_MODE): Ditto.
4228 (VSX_REG_CLASS_P): Ditto.
4229 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4231 (UNITS_PER_SIMD_WORD): Add VSX support.
4232 (MODES_TIEABLE_P): Ditto.
4233 (STARTING_FRAME_OFFSET): Ditto.
4234 (STACK_DYNAMIC_OFFSET): Ditto.
4235 (EPILOGUE_USES): Ditto.
4236 (REGNO_REG_CLASS): Move to array lookup.
4237 (CLASS_MAX_NREGS): Ditto.
4238 (rs6000_vector_reg_class): Add declaration.
4239 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4240 overlap with the floating point and Altivec registers.
4242 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4244 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4245 give the appropriate asm switches if -mcpu=native.
4246 (host_detect_local_cpu): Add support for "asm".
4247 (host_detect_local_cpu): Follow GNU code guidelines for name.
4249 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4250 -mbit-word to a variable instead of being a target mask.
4252 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4253 emit the lwsync instruction instead of emitting the instruction as
4254 an integer constant.
4256 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4257 fixuns_trundfsi2, move expander into rs6000.md.
4259 * config/rs6000/rs6000.md (cpu): Add power7.
4260 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4261 (logical predicate patterns): Change the single instruction
4262 primitives that set CR0 to be fast_compare instead of compare.
4264 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4265 (popcntddi2): Ditto.
4266 (popcount<mode>): Ditto.
4267 (floating multiply/add insns): Name the floating point
4269 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4270 (isel_unsigned_<mode>): Ditto.
4271 (fixuns_trundfsi2): Move expander here from spe.md.
4272 (smindi3): Define if we have -misel on 64-bit systems.
4277 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4279 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4281 * config/avr/avr.c (avr_current_device): New variable.
4282 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4283 (avr_arch, mcu_type_s): Move to avr.h.
4284 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4285 default_data_section_start fields.
4286 (avr_arch): Moved from avr.c.
4287 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4288 library_name fields.
4289 (avr_current_device, avr_mcu_types, avr_arch_types,
4290 avr_device_to_arch, avr_device_to_data_start,
4291 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4292 (EXTRA_SPEC_FUNCTIONS): Define.
4293 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4294 options mapping. Use device_to_arch and device_to_data_start insted.
4295 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4296 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4297 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4298 * config/avr/driver-avr.c: New file.
4299 * config/avr/avr-devices.c: New file.
4301 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4303 * var-tracking.c (unshare_variable): Force initialized to
4304 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4305 (set_variable_part): Likewise.
4306 (struct variable_union_info): Remove pos_src field.
4307 (vui_vec, vui_allocated): New variables.
4308 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4309 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4310 == 1 use a simpler sorting algorithm. Compute pos field right
4311 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4312 Avoid quadratic comparison if !flag_var_tracking_uninit.
4313 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4314 unshare_variable unconditionally.
4315 (dataflow_set_different_2): Removed.
4316 (dataflow_set_different): Don't traverse second hash table.
4317 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4318 unconditionally to var_reg_set or var_mem_set.
4319 (emit_notes_in_bb): Likewise.
4320 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4322 (emit_note_insn_var_location): Don't set initialized to
4323 VAR_INIT_STATUS_INITIALIZED early.
4324 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4326 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4328 * tree-object-size.c (addr_object_size): Instead of checking
4329 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4330 are no FIELD_DECLs following it.
4332 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4334 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4335 order to match bswaps with signed source operands.
4337 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4339 * sdbout.c (sdbout_one_type): Fix braces in switch.
4341 2009-06-23 Richard Guenther <rguenther@suse.de>
4343 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4345 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4346 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4347 var_callused, callused_tree, var_storedanything, storedanything_tree,
4348 var_integer, integer_tree): Remove global variables.
4349 (new_var_info): Do not pass new id, append the new var to the
4350 global variable vector.
4351 (do_ds_constraint): Use is_global_var member of the variable-info.
4352 (new_scalar_tmp_constraint_exp): Adjust.
4353 (create_function_info_for): Likewise.
4354 (create_variable_info_for): Likewise.
4355 (find_what_var_points_to): Remove dead code.
4356 (init_base_vars): Simplify.
4357 (compute_points_to_sets): Adjust.
4359 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4361 * combine.c (try_combine): Dump information about the insns we're
4364 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4366 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4367 check when calling force_to_mode on TRUNCATE's operand.
4369 2009-06-22 Ian Lance Taylor <iant@google.com>
4371 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4373 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4375 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4377 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4379 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4380 override library linkage flags such as -static-libgcc or
4383 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4385 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4387 2009-06-22 Ian Lance Taylor <iant@google.com>
4389 * config/linux.opt: Put mglibc ahead of muclibc.
4391 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4392 for duplicate decls.
4394 2009-06-22 Matthias Klose <doko@ubuntu.com>
4396 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4398 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4401 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4402 instead of NULL if a parser error occurs.
4404 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4406 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4407 non-DWARF2_DEBUGGING_INFO version.
4409 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4411 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4412 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4414 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4415 (LIBGCC2_TF_CEXT): Define.
4418 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4421 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4423 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4425 * config/arm/arm.c (arm_override_options): Disable
4426 -mcaller-super-interworking and -mcallee-super-interworking.
4427 * doc/invoke.texi (ARM Options): Document this.
4429 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4431 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4432 * config/arm/constraints.md (j): New constraint for movw operands.
4433 (N): Remove thumb2 meaning.
4434 * config/arm/arm.md (*arm_movw): Delete.
4435 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4436 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4437 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4439 2009-06-22 Martin Jambor <mjambor@suse.cz>
4441 PR tree-optimization/40492
4442 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4443 build_ref_for_offset.
4445 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4447 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4448 JUMP_TABLE_DATA_P predicates where applicable.
4449 * auto-inc-dec.c: Ditto.
4450 * builtins.c: Ditto.
4451 * caller-save.c: Ditto.
4453 * cfgcleanup.c: Ditto.
4454 * cfglayout.c: Ditto.
4457 * combine-stack-adj.c: Ditto.
4463 * dwarf2asm.c: Ditto.
4464 * dwarf2out.c: Ditto.
4465 * emit-rtl.c: Ditto.
4471 * function.c: Ditto.
4474 * genpreds.c: Ditto.
4475 * genrecog.c: Ditto.
4477 * ira-costs.c: Ditto.
4478 * ira-lives.c: Ditto.
4481 * lower-subreg.c: Ditto.
4482 * modulo-sched.c: Ditto.
4484 * postreload.c: Ditto.
4485 * print-rtl.c: Ditto.
4494 * sched-vis.c: Ditto.
4496 * sel-sched-ir.c: Ditto.
4497 * simplify-rtx.c: Ditto.
4498 * targhooks.c: Ditto.
4499 * var-tracking.c: Ditto.
4500 * vmsdbgout.c: Ditto.
4502 2009-06-22 Matthias Klose <doko@ubuntu.com>
4504 * Makefile.in (install-plugin): Always use DESTDIR.
4506 2009-06-22 Olivier Hainque <hainque@adacore.com>
4508 * config/pa/pa.c (output_call): Don't optimize post call jumps
4509 into return address adjustments if the call may throw.
4511 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4513 * arm.c (thumb1_output_casesi): New function.
4514 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4515 optimizing for size or PIC.
4516 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4517 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4518 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4519 (thumb1_casesi_internal_pic): New expand rule.
4520 (thumb1_casesi_dispatch): New pattern.
4521 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4523 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4524 in the text seciton when PIC or optimizing for size.
4525 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4526 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4527 preservation properties of code.
4528 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4529 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4530 (__gnu_thumb1_case_si): New function.
4531 * t-arm (LIB1ASMSRC): Define here.
4532 (LIB1ASMFUNCS): Add some common functions.
4533 * t-arm-elf (LIB1ASMSRC): Delete.
4534 (LIB1ASMFUNCS): Append to existing set.
4535 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4536 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4537 * t-symbian (LIB1ASMFUNCS): Likewise.
4538 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4539 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4541 2009-06-21 Richard Guenther <rguenther@suse.de>
4543 PR tree-optimization/38729
4544 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4545 to loops with a single exit if -fno-expensive-optimizations.
4547 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4549 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4550 (dataflow_set): Change vars type from htab_t to shared_hash.
4551 (shared_hash_pool, empty_shared_hash): New variables.
4552 (vars_clear): Removed.
4553 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4554 shared_hash_find_slot_unshare, shared_hash_find_slot,
4555 shared_hash_find_slot_noinsert, shared_hash_find): New
4557 (shared_hash_unshare, shared_hash_destroy): New functions.
4558 (unshare_variable): Unshare set->vars if shared, use
4560 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4561 (get_init_value, find_src_set_src, dump_dataflow_set,
4562 clobber_variable_part, emit_notes_for_differences): Use
4564 (dataflow_set_init): Remove second argument, set vars to
4565 empty_shared_hash instead of creating a new htab.
4566 (dataflow_set_clear): Call shared_hash_destroy and set vars
4567 to empty_shared_hash instead of calling vars_clear.
4568 (dataflow_set_copy): Don't call vars_copy, instead just share
4569 the src htab with dst.
4570 (variable_union): Use shared_hash_*, use initially NO_INSERT
4571 lookup if set->vars is shared. Don't keep slot cleared before
4572 calling unshare_variable. Unshare set->vars if needed.
4573 Even ->refcount == 1 vars must be unshared if set->vars is shared
4574 and var needs to be modified.
4575 (variable_canonicalize): New function.
4576 (dataflow_set_union): If dst->vars is empty, just share src->vars
4577 with dst->vars and traverse with variable_canonicalize to canonicalize
4578 and unshare what is needed.
4579 (dataflow_set_different): If old_set and new_set use the same shared
4580 htab, they aren't different. If number of htab elements is different,
4581 htabs are different. Use shared_hash_*.
4582 (dataflow_set_destroy): Call shared_hash_destroy instead of
4584 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4585 second argument to dataflow_set_init.
4586 (vt_initialize): Likewise. Initialize shared_hash_pool and
4587 empty_shared_hash, move bb in/out initialization afterwards.
4588 Use variable_htab_free instead of NULL as changed_variables del hook.
4589 (variable_was_changed): Change type of second argument to pointer to
4590 dataflow_set. When inserting var into changed_variables, bump
4591 refcount. Unshare set->vars if set is shared htab and slot needs to
4593 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4594 lookup if set->vars is shared. Unshare set->vars if needed.
4595 Even ->refcount == 1 vars must be unshared if set->vars is shared
4596 and var needs to be modified. Adjust variable_was_changed caller.
4597 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4598 vars must be unshared if set->vars is shared and var needs to be
4599 modified. Adjust variable_was_changed caller.
4600 (emit_note_insn_var_location): Don't pool_free var.
4601 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4603 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4604 free_alloc_pool on shared_hash_pool.
4606 2009-06-20 Anthony Green <green@moxielogic.com>
4608 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4609 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4611 2009-06-20 Richard Guenther <rguenther@suse.de>
4613 * tree-ssa-structalias.c (find_func_aliases): For memset use
4614 a constraint from NULL if we memset to zero.
4615 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4616 we explicitly handle that do not read from memory.
4617 (call_may_clobber_ref_p_1): Properly handle builtins that may
4620 2009-06-20 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/40495
4623 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4624 (new_scalar_tmp_constraint_exp): New function.
4625 (process_constraint): Do not create temporary decls.
4626 (process_all_all_constraints): Likewise.
4627 (handle_const_call): Likewise.
4628 (create_function_info_for): Do not set decl.
4630 2009-06-19 Ian Lance Taylor <iant@google.com>
4632 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4633 (rs6000_attribute_table): Make static; move before use.
4635 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4637 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4638 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4639 Propagate the TREE_READONLY flag without overwriting it.
4640 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4641 Propagate the TREE_READONLY flag onto the result.
4642 (process_call_operands): Move around. Use correct constant value.
4644 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4647 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4648 * config/arm/arm.md: Likewise.
4650 2009-06-19 Ian Lance Taylor <iant@google.com>
4652 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4653 to GIMPLE_ERROR_MARK.
4655 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4656 op2_original_type parameters. Warn about using different enum types.
4657 * c-parser.c (c_parser_conditional_expression): Pass original
4658 types to build_conditional_expr.
4659 * c-tree.h (build_conditional_expr): Update declaration.
4661 2009-06-19 Ian Lance Taylor <iant@google.com>
4663 * config/i386/i386.c (ix86_function_specific_save): Test that
4664 fields match values, rather than testing the values are in a
4667 2009-06-19 Richard Guenther <rguenther@suse.de>
4669 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4671 (ptr_derefs_may_alias_p): Likewise.
4672 (ptr_deref_may_alias_ref_p_1): New function.
4673 (ptr_deref_may_alias_ref_p): Likewise.
4674 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4675 covered by looking at the ESCAPED solution.
4676 (call_may_clobber_ref_p_1): Likewise.
4677 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4678 Handle NULL_TREE offset. Do not produce redundant constraints.
4679 (process_all_all_constraints): New helper function.
4680 (do_structure_copy): Use it.
4681 (handle_lhs_call): Likewise.
4682 (find_func_aliases): Handle some builtins with pointer arguments
4683 and/or return values explicitly.
4685 2009-06-19 Ian Lance Taylor <iant@google.com>
4687 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4689 2009-06-19 Ian Lance Taylor <iant@google.com>
4691 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4693 2009-06-19 Ian Lance Taylor <iant@google.com>
4695 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4696 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4699 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4700 uninitialized const.
4702 2009-06-19 Ian Lance Taylor <iant@google.com>
4704 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4707 * c-decl.c (in_struct, struct_types): Remove.
4708 (struct c_binding): Add in_struct field.
4709 (c_binding_ptr): Define type, along with VEC.
4710 (struct c_struct_parse_info): Define.
4711 (struct_parse_info): New static variable.
4712 (bind): Initialize in_struct field.
4713 (start_struct): Remove enclosing_in_struct and
4714 enclosing_struct_types parameters. Add
4715 enclosing_struct_parse_info parameter. Change all callers. Set
4716 struct_parse_info rather than in_struct and struct_types.
4717 (grokfield): If -Wc++-compat and there is a symbol binding for the
4718 field name, set the in_struct flag and push it on the
4719 struct_parse_info->fields vector.
4720 (warn_cxx_compat_finish_struct): New static function.
4721 (finish_struct): Remove enclosing_in_struct and
4722 enclosing_struct_types parameters. Add
4723 enclosing_struct_parse_info parameter. Change all callers. Don't
4724 set C_TYPE_DEFINED_IN_STRUCT here. Call
4725 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4726 parameter. Only push on struct_types if warn_cxx_compat.
4727 (finish_enum): Only push on struct_types if warn_cxx_compat.
4728 (declspecs_add_type): Add loc parameter. Change all callers.
4729 Change all error calls to error_at. Pass loc, not input_location,
4730 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4731 defined in a struct. If -Wc++-compat and parsing a struct, record
4732 that a typedef name was used.
4733 * c-parser.c (c_parser_declspecs): Get location to pass to
4735 (c_parser_struct_or_union_specifier): Update calls to start_struct
4737 * c-tree.h (struct c_struct_parse_info): Declare.
4738 (finish_struct, start_struct): Update declarations.
4739 (declspecs_add_type): Update declaration.
4741 2009-06-19 Ian Lance Taylor <iant@google.com>
4743 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4744 variable with an anonymous type.
4746 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4748 * see.c: Remove for real.
4750 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4752 * optabs.h (enum optab_index): Add new OTI_significand.
4753 (significand_optab): Define corresponding macro.
4754 * optabs.c (init_optabs): Initialize significand_optab.
4755 * genopinit.c (optabs): Implement significand_optab using
4756 significand?f2 patterns.
4757 * builtins.c (expand_builtin_mathfn): Handle
4758 BUILT_IN_SIGNIFICAND{,F,L}.
4759 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4760 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4762 * config/i386/i386.md (significandxf2, significand<mode>2): New
4763 expanders to implement significandf, significand and significandl
4764 built-ins as inline x87 intrinsics.
4766 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4768 * config/avr/avr.c (avr_override_options): Remove setting value of
4769 PARAM_INLINE_CALL_COST.
4771 2009-06-18 Richard Henderson <rth@redhat.com>
4774 * tree-pass.h (TDF_ASMNAME): New.
4775 * tree-dump.c (dump_options): Add asmname.
4776 * doc/invoke.texi: Document it.
4778 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4779 (dump_decl_name): ...here.
4780 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4781 (dump_generic_node): Update dump_function_name calls.
4782 (print_call_name): New flags arg; update all dump calls.
4783 * diagnostic.h (print_call_name): Update.
4784 * gimple-pretty-print.c (dump_gimple_call): Update.
4786 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4789 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4791 2009-06-18 Diego Novillo <dnovillo@google.com>
4793 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4794 * plugin.c (str_license): Declare.
4795 (try_init_one_plugin): Assert that the symbol
4796 'plugin_is_GPL_compatible' exists.
4798 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4801 * Makefile.in (OBJS-common): Remove see.o.
4803 * common.opt (fsee): Mark as preserved for backward compatibility.
4804 * opts.c (common_handle_option): Add OPT_fsee to the backward
4805 compatibility section.
4806 * passes.c (init_optimization_passes, pass_see): Remove pass.
4807 * timevar.def (TV_SEE): Remove.
4808 * tree-pass.h (pass_see): Remove declaration.
4809 * doc/invoke.texi (-fsee): Remove documentation.
4811 2009-06-18 Martin Jambor <mjambor@suse.cz>
4813 * tree-sra.c: Include statistics.h
4814 (sra_stats): New variable.
4815 (sra_initialize): Clear sra_stats.
4816 (create_access_replacement): Increment sra_stats.replacements.
4817 (get_access_replacement): Do not return twice.
4818 (analyze_all_variable_accesses): Increment statistics counter by the
4819 number of scalarized aggregates.
4820 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4821 (sra_modify_expr): Increment sra_stats.exprs.
4822 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4823 (sra_modify_assign): Increment sra_stats.exprs,
4824 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4825 (perform_intra_sra): Update statistics counters.
4826 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4828 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4830 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4831 (arm_scalar_mode_supported_p): New function.
4833 2009-06-18 Paul Brook <paul@codesourcery.com>
4834 Sandra Loosemore <sandra@codesourcery.com>
4836 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4837 (__extendhfsf2, __truncsfhf2): Define.
4838 * config/arm/fp16.c: New file.
4839 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4840 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4842 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4844 * doc/extend.texi (Half-Precision): New section.
4845 * doc/invoke.texi (Option Summary): List -mfp16-format.
4846 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4847 * config/arm/arm.opt (mfp16-format=): New.
4848 * config/arm/arm.c: Include intl.h.
4849 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4850 (TARGET_INVALID_RETURN_TYPE): Redefine.
4851 (TARGET_PROMOTED_TYPE): Redefine.
4852 (TARGET_CONVERT_TO_TYPE): Redefine.
4853 (arm_fp16_format): Define.
4854 (all_fpus): Add entry for neon-fp16.
4855 (fp_model_for_fpu): Likewise.
4856 (struct fp16_format): Declare.
4857 (all_fp16_formats): Define.
4858 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4860 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4862 (arm_legitimate_index_p): Treat HFmode like HImode.
4863 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4864 (coproc_secondary_reload_class): Special-case HFmode.
4865 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4866 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4867 (arm_init_fp16_builtins): New.
4868 (arm_init_builtins): Call it.
4869 (arm_invalid_parameter_type): New.
4870 (arm_invalid_return_type): New.
4871 (arm_promoted_type): New.
4872 (arm_convert_to_type).
4873 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4875 (arm_emit_fp16_const): New function.
4876 (arm_mangle_type): Mangle __fp16 as "Dh".
4877 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4879 (TARGET_NEON_FP16): New.
4880 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4881 (enum fputype): Add FPUTYPE_NEON_FP16.
4882 (enum arm_fp16_format_type): Declare.
4883 (arm_fp16_format): Declare.
4884 (LARGEST_EXPONENT_IS_NORMAL): Define.
4885 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4886 * config/arm/arm-modes.def (HFmode): Define.
4887 * config/arm/vfp.md: (*movhf_vfp): New.
4890 * config/arm/arm.md: (fpu): Add neon_fp16.
4891 (floatsihf2, floatdihf2): New.
4892 (fix_trunchfsi2, fix_trunchfdi2): New.
4896 (*arm32_movhf): New.
4897 (*thumb1_movhf): New.
4898 (consttable_2): Add check for HFmode constants.
4899 (consttable_4): Handle HFmode constants.
4901 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4903 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4905 2009-06-17 Olivier Hainque <hainque@adacore.com>
4907 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4908 const char ** conversion in AIX specific section.
4910 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4912 * config/i386/i386.c (ix86_special_builtin_type): Remove
4913 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4914 (bdesc_special_args): Updated.
4915 (ix86_init_mmx_sse_builtins): Likewise.
4916 (ix86_expand_special_args_builtin): Likewise.
4918 2009-06-17 Richard Henderson <rth@redhat.com>
4920 * tree-pretty-print.c (maybe_dump_asm_name): New.
4921 (dump_decl_name): Use it.
4922 (PRINT_FUNCTION_NAME): Merge into...
4923 (dump_function_name): ... here. Use maybe_dump_asm_name.
4925 2009-06-17 Cary Coutant <ccoutant@google.com>
4927 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4929 * debug.c (struct gcc_debug_hooks): Change placeholder for
4931 (debug_nothing_int_charstar_int): Replaced by...
4932 (debug_nothing_int_charstar_int_bool): ...this.
4933 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4934 source_line prototype.
4935 (debug_nothing_int_charstar_int): Replaced by...
4936 (debug_nothing_int_charstar_int_bool): ...this.
4937 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4938 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4939 Output is_stmt operand when necessary.
4940 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4941 (notice_source_line): Add is_stmt parameter.
4942 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4943 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4945 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4946 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4948 2009-06-17 Ian Lance Taylor <iant@google.com>
4950 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4952 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4955 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4957 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4958 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4959 tree_strip_sign_nop_conversions and
4960 tree_ssa_strip_useless_type_conversions rather than stripping
4961 the operations here.
4962 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4964 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4965 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4966 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4967 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4970 2009-06-17 Michael Eager <eager@eagercon.com>
4972 * config/rs6000/constraints.md (register_constraint "d"): New.
4973 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4974 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4975 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4976 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4977 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4978 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4979 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4980 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4981 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4982 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4984 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4985 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4986 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4987 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4988 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4989 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4990 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4991 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4992 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4993 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4994 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4995 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4996 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4997 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4999 2009-06-16 Ian Lance Taylor <iant@google.com>
5001 * profile.c (total_num_never_executed): Don't define.
5002 (compute_branch_probabilities): Don't count or print
5004 (init_branch_prob): Don't set total_num_never_executed.
5005 (end_branch_prob): Don't print total_num_never_executed.
5007 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5009 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5011 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5013 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5014 (nabstd2_fpr): Same.
5016 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5018 * expr.c (expand_assignment): Change complex type check.
5020 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5022 * doc/plugins.texi (Building GCC plugins): Added new section.
5024 2009-06-17 Ian Lance Taylor <iant@google.com>
5026 * c-pch.c (get_ident): Don't set size of templ array.
5027 (pch_init): Don't set size of partial_pch array.
5029 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5030 string constant to intialize an array whose size is the length of
5033 2009-06-17 Richard Guenther <rguenther@suse.de>
5035 PR tree-optimization/40389
5036 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5037 to addressable types.
5038 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5040 2009-06-17 Richard Guenther <rguenther@suse.de>
5043 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5044 if there is no evolution of left in the loop bail out.
5045 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5046 chrec_fold_multiply.
5048 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5049 Janis Johnson <janis187@us.ibm.com>
5052 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5053 for the symbol ref of a constant that is the source of a move
5054 - nor for any other not-obvious-label-ref constants.
5056 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5058 * plugin.c (position_pass): Skip newly inserted pass during list
5059 traversal to avoid repeated insertion.
5061 2009-06-16 Ian Lance Taylor <iant@google.com>
5063 * vec.h (VEC_stack_alloc): Define different version if
5064 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5065 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5066 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5067 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5069 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5071 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5073 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5074 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5075 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5076 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5077 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5078 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5079 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5080 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5081 __builtin_ia32_rdtscp.
5082 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5083 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5084 and __builtin_ia32_rorhi.
5085 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5086 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5087 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5088 (ix86_expand_args_builtin): Likewise.
5089 (ix86_expand_special_args_builtin): Likewise.
5091 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5092 (UNSPECV_RDTSC): Likewise.
5093 (UNSPECV_RDPMC): Likewise.
5094 (*bsr): Renamed to ...
5096 (*bsr_rex64): Renamed to ...
5100 (*rdpmc_rex64): Likewise.
5103 (*rdtsc_rex64): Likewise.
5105 (*rdtscp): Likewise.
5106 (*rdtscp_rex64): Likewise.
5108 * config/i386/ia32intrin.h: New.
5110 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5112 2009-06-16 Ian Lance Taylor <iant@google.com>
5114 * ira-build.c (copy_info_to_removed_store_destinations):
5115 Initialize parent_a.
5117 2009-06-16 Ian Lance Taylor <iant@google.com>
5119 * c-decl.c (grokdeclarator): Change size_varies to bool.
5121 2009-06-16 Ian Lance Taylor <iant@google.com>
5123 * sel-sched.c: Make forward declarations of move_op_hooks and
5124 fur_hooks explicitly extern.
5126 2009-06-16 Ian Lance Taylor <iant@google.com>
5128 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5129 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5131 2009-06-16 Ian Lance Taylor <iant@google.com>
5133 * resource.c (mark_referenced_resources): Change
5134 include_delayed_effects parameter to bool. Change all callers.
5135 (mark_end_of_function_resources): Likewise.
5136 * reorg.c (insn_references_resource_p): Likewise.
5137 (insn_sets_resource_p): Likewise.
5138 * resource.h (mark_referenced_resources): Update declaration.
5139 (mark_end_of_function_resources): Update declaration.
5141 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5143 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5145 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5147 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5148 GCC can bootstrap on AIX with GNU Binutils 2.20.
5150 2009-06-16 Ian Lance Taylor <iant@google.com>
5152 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5154 2009-06-16 Ian Lance Taylor <iant@google.com>
5156 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5157 inline, not extern inline.
5158 (exact_log2): Likewise.
5159 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5161 (exact_log2): Likewise, but don't test CTZ_HWI.
5163 2009-06-16 Ian Lance Taylor <iant@google.com>
5165 * bitmap.c (bitmap_clear): Don't declare as inline.
5166 * gimple.c (gimplify_assign): Likewise.
5167 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5168 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5169 (sched_scan_info): Remove duplicate definition.
5171 2009-06-16 Ian Lance Taylor <iant@google.com>
5173 * c-common.c (skip_evaluation): Don't define.
5174 (c_inhibit_evaluation_warnings): Define global variable.
5175 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5176 than skip_evaluation.
5177 (convert_and_check, warn_for_div_by_zero): Likewise.
5178 * c-common.h (skip_evaluation): Don't declare.
5179 (c_inhibit_evaluation_warnings): Declare.
5180 * c-parser.c (c_parser_typeof_specifier): Set
5181 c_inhibit_evaluation_warnings rather than skip_evaluation.
5182 (c_parser_conditional_expression): Likewise.
5183 (c_parser_binary_expression): Likewise.
5184 (c_parser_sizeof_expression): Likewise.
5185 (c_parser_alignof_expression): Likewise.
5186 * c-typeck.c (build_indirect_ref): Check
5187 c_inhibit_evaluation_warnings rather than skip_evaluation.
5188 (build_conditional_expr, build_binary_op): Likewise.
5190 2009-06-16 Richard Guenther <rguenther@suse.de>
5192 * tree-ssa-alias.c (is_escape_site): Remove.
5193 * tree-ssa-alias.h (enum escape_type): Remove.
5194 (is_escape_site): Likewise.
5195 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5196 via casts and asms without deferring to is_escape_site.
5198 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5201 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5202 use gen_lowpart if op0 has complex mode.
5204 2009-06-16 Richard Guenther <rguenther@suse.de>
5206 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5207 variables add them to ESCAPED.
5208 (find_func_aliases): Do not make all indirectly stored values escaped.
5210 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5212 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5215 2009-06-16 Martin Jambor <mjambor@suse.cz>
5217 PR tree-optimization/40432
5218 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5219 check whether we need to force gimple register operand.
5221 2009-06-16 Martin Jambor <mjambor@suse.cz>
5223 PR tree-optimization/40413
5224 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5225 build_ref_for_offset.
5226 (propagate_subacesses_accross_link): Fix a typo in a comment.
5228 2009-06-16 Ira Rosen <irar@il.ibm.com>
5230 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5231 with additional parameter.
5232 * tree-vectorizer.h (enum vect_def_type): Add new value
5234 (enum vect_relevant): Add comments.
5235 (vect_is_simple_reduction): Add new argument.
5236 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5237 Detect nested cycles.
5238 (vect_is_simple_reduction): Update documentation, add an argument to
5239 distinguish inner-loop reduction from nested cycle, detect nested
5240 cycles, fix printings and indentation, don't swap operands in case
5242 (get_initial_def_for_reduction): Handle subtraction.
5243 (vect_create_epilog_for_reduction): Add new argument to specify
5245 (vect_finalize_reduction): Handle subtraction, fix comments.
5246 (vectorizable_reduction): Handle nested cycles. In case of nested
5247 cycle keep track of the reduction variable position. Call
5248 vect_is_simple_reduction with additional parameter. Use original
5249 statement code in reduction epilogue for nested cycle. Call
5250 vect_create_epilog_for_reduction with additional parameter.
5251 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5252 inner-loop vectorization.
5253 (vect_recog_widen_sum_pattern): Likewise.
5254 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5256 (vect_mark_stmts_to_be_vectorized): Likewise.
5257 (vect_get_vec_def_for_operand): Handle nested cycles.
5259 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5261 * doc/invoke.texi (Debugging Options): Fix option index entries
5262 for -fdump-statistics, -frandom-seed add entries for
5263 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5264 (FRV Options): Fix entries for -mTLS, -mtls.
5265 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5266 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5267 (M68hc1x Options): Fix @itemx for -mnominmax.
5268 (MCore Options): Fix entry for -mno-lsim.
5269 (MMIX Options): Fix entry for -mabi=mmixware.
5270 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5272 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5274 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5275 Mention the plugin mode of gengtype.
5276 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5277 * gengtype.c: Updated copyright.
5278 (plugin_files, nb_plugin_files) Added new static variables.
5279 (measure_input_list) Care about plugin_files.
5280 (write_rtx_next): Added early return in plugin mode.
5281 (create_file): Updated copyright year in generated file. Added
5283 (oprintf): Added early return if NULL outf.
5284 (get_output_file_with_visibility): Care of plugin_files.
5285 (get_output_file_name): May return null.
5286 (write_local): Added early return.
5287 (put_mangled_filename): Ditto.
5288 (finish_root_table): Added check for base_files.
5289 (write_roots): Care about null when plugins.
5290 (main): Added plugin mode.
5292 2009-06-15 Ian Lance Taylor <iant@google.com>
5294 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5295 * gcov.c (read_count_file): Add braces around variables declared
5298 * c.opt (Wjump-misses-init): New warning.
5299 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5300 -Wall and -Wc++-compat if not already set.
5301 (c_common_post_options): Clear warn_jump_misses_init if it was not
5303 * c-decl.c (struct c_binding): Change type field to a union with
5304 new label field. Make it the first field in the struct. Update
5305 references to type to use u.type instead.
5306 (struct c_spot_bindings): Define.
5307 (struct c_goto_bindings): Define.
5308 (c_goto_bindings_p): Define, along with VECs.
5309 (struct c_label_vars): Define.
5310 (struct c_scope): Add has_label_bindings field.
5311 (bind_label, set_spot_bindings): New static functions.
5312 (decl_jump_unsafe, update_spot_bindings): New static functions.
5313 (update_label_decls): New static function.
5314 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5315 Update binding u.label field to shadowed field.
5316 (c_binding_start_stmt_expr): New function.
5317 (c_binding_end_stmt_expr): New function.
5318 (pushdecl): Don't call c_begin_vm_scope.
5319 (make_label): Add defining and p_label_vars parameters. Change
5321 (lookup_label): Correct test for whether a label has not yet been
5322 defined. Call bind_label rather than bind.
5323 (warn_about_goto): New static function.
5324 (lookup_label_for_goto): New function.
5325 (declare_label): Call bind_label rather than bind.
5326 (check_earlier_gotos): New static function.
5327 (define_label): Don't give errors about jumping into statement
5328 expressions or scopes of variably modified types. Call
5329 set_spot_bindings and check_earlier_gotos. Call bind_label
5330 instead of bind. Don't set label_context_stack_se or
5331 label_context_stack_vm.
5332 (c_get_switch_bindings): New function.
5333 (c_release_switch_bindings): New function.
5334 (c_check_switch_jump_warnings): New function.
5335 (start_function): Don't set label_context_stack_se or
5336 label_context_stack_vm.
5337 (finish_function): Likewise.
5338 * c-typeck.c (label_context_stack_se): Don't define.
5339 (label_context_stack_vm): Don't define.
5340 (c_finish_goto_label): Call lookup_label_for_goto rather than
5341 lookup_label. Don't give errors about jumping into a statement
5342 expression or the scope of a variably modified type. Don't set
5343 label_context_stack_se or label_context_stack_vm.
5344 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5345 fields. Add bindings field.
5346 (c_start_case): Don't set deleted fields. Set bindings field.
5347 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5348 or blocked_vm. Call c_check_switch_jump_warnings.
5349 (c_finish_case): Don't test blocked_stmt_expr field. Call
5350 c_release_switch_bindings.
5351 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5352 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5353 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5354 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5355 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5356 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5357 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5358 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5359 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5360 (C_DECL_UNJUMPABLE_VM): Don't define.
5361 (C_DECL_UNDEFINABLE_VM): Don't define.
5362 (struct c_label_list): Don't define.
5363 (struct c_label_context_se): Don't define.
5364 (struct c_label_context_vm): Don't define.
5365 (struct c_spot_bindings): Declare.
5366 (c_bindings_start_stmt_expr): Declare.
5367 (c_bindings_end_stmt_expr): Declare.
5368 (lookup_label_for_goto): Declare.
5369 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5370 (c_check_switch_jump_warnings): Declare.
5371 (label_context_stack_se, label_context_stack_vm): Don't declare.
5372 (c_finish_goto_label): Update declaration.
5373 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5374 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5375 (Warning Options): Document -Wjump-misses-init.
5377 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5379 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5382 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5384 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5386 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5388 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5390 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5392 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5394 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5396 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5397 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5398 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5399 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5400 * dwarf2asm.c (dw2_force_const_mem): Update call to
5402 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5403 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5404 * langhooks.c (lhd_comdat_group): Remove.
5405 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5406 * tree.h (DECL_COMDAT_GROUP): New.
5407 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5408 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5409 (make_decl_one_only): Change signature.
5410 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5412 (make_decl_one_only): Change signature.
5413 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5415 2009-06-15 Richard Guenther <rguenther@suse.de>
5418 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5420 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5422 * tree-ssa-math-opts.c: Remove extra divide.
5424 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5426 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5428 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5430 * passes.c: Add bswap pass.
5431 * tree-pass.h: Add pass_optimize_bswap declaration.
5432 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5433 Include rtl.h, expr.h and optabs.h for optab_handler check.
5434 (struct symbolic_number, pass_optimize_bswap): New definition.
5435 (do_shift_rotate, verify_symbolic_number_p): New functions.
5436 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5437 (gate_optimize_bswap): New function.
5438 * tree.c (widest_int_cst_value): New function.
5439 * tree.h (widest_int_cst_value): Prototype added.
5441 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5443 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5444 REG_EQUAL/REG_EQUIV notes.
5446 2009-06-14 Richard Guenther <rguenther@suse.de>
5449 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5450 has its address taken if NRV was applied and it is addressable.
5451 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5452 function split out from ...
5453 (get_constraint_for_1): ... here.
5454 (handle_rhs_call): Use it to mark the return slot escaped if
5455 it is addressable and NRV was applied.
5457 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5459 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5460 Change first argument type to location_t.
5461 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5462 Do not set input_location.
5463 Use loc instead of input_location throughout.
5465 2009-06-13 Richard Guenther <rguenther@suse.de>
5467 PR tree-optimization/40421
5468 * tree-predcom.c (should_unroll_loop_p): Remove.
5469 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5471 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5473 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5474 Add location argument.
5476 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5478 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5480 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5481 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5482 * config/spu/spu-protos.h: Add location to
5483 spu_resolve_overloaded_builtin.
5484 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5485 spu_build_builtin_va_list.
5486 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5487 argument. Pass location to build_function_call_vec.
5488 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5490 (emit_fpu_switch): Same.
5491 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5492 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5493 to build_decl and create_artificial_label.
5494 (xtensa_gimplify_va_arg_expr): Same.
5495 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5496 (xstormy16_gimplify_va_arg_expr): Same.
5497 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5498 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5499 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5500 (mips16_build_function_stub): Same.
5501 (mips16_build_call_stub): Same.
5503 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5506 * arm/constraints.md (Pa, Pb): New constraints.
5507 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5508 split pattern to deal with them.
5510 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5512 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5513 fix index entry for -Xpreprocessor.
5515 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5517 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5518 Add location argument to build_decl call.
5519 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5520 (rs6000_init_builtins): Same.
5521 (spe_init_builtins): Same.
5522 (rs6000_gimplify_va_arg): Add location argument to
5523 create_artificial_label call.
5525 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5527 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5528 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5529 * Makefile.in: Fix GGC dependency for gcse.o.
5531 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5533 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5534 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5535 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5537 * c-parser.c (c_parser_binary_expression): Use current column while
5538 building binary operations.
5539 * common.opt (fshow-column): Enable by default.
5540 * tree-vrp.c (check_array_ref): Use warning_at.
5541 (check_array_bounds): Use location from call back if expr has no
5543 * tree.h: Add location argument to maybe_fold_*.
5544 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5545 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5546 (maybe_fold_offset_to_component_ref): Same.
5547 (maybe_fold_offset_to_reference): Same.
5548 (maybe_fold_offset_to_address): Same.
5549 (maybe_fold_stmt_indirect): Same.
5550 (maybe_fold_stmt_addition): Same.
5551 (fold_stmt_r): Pass location to maybe_fold_*.
5552 (fold_gimple_assign): Same.
5553 * c-tree.h: Add location argument to finish_decl,
5554 default_function_array_conversion, store_init_value.
5555 * c-decl.c (define_label): Use error_at.
5556 (c_make_fname_decl): Pass location to finish_decl.
5557 (finish_decl): New location argument.
5558 (build_compound_literal): Pass location to store_init_value.
5559 (grokdeclarator): Pass location to finish_decl.
5561 * c-typeck.c (array_to_pointer_conversion): New location argument.
5562 (function_to_pointer_conversion): Same.
5563 (default_function_array_conversion): Same.
5564 (parser_build_unary_op): Pass location to overflow_warning.
5565 (parser_build_binary_op): Same. Use warning_at.
5566 (build_unary_op): Pass location to array_to_pointer_conversion.
5567 (build_c_cast): Pass location to digest_init.
5568 (build_modify_expr): New location argument.
5569 (convert_for_assignment): Same.
5570 (store_init_value): Same.
5571 (digest_init): Same.
5572 (output_init_element): Pass location to digest_init and
5573 array_to_pointer_conversion.
5574 (c_finish_return): Pass location to convert_for_assignment.
5575 * gimplify.c (gimplify_conversion): Pass location to
5576 maybe_fold_offset_to_address.
5577 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5578 to maybe_fold_stmt_addition.
5579 * c-omp.c (c_finish_omp_atomic): Pass new location to
5581 (c_finish_omp_for): Same.
5582 * c-common.c (overflow_warning): New argument.
5583 * c-common.h: New argument to build_modify_expr, overflow_warning.
5584 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5586 (c_parser_initializer): Pass location to
5587 default_function_array_conversion.
5588 (c_parser_initelt): Same.
5589 (c_parser_initval): Same.
5590 (c_parser_asm_operands): Same.
5591 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5592 (c_parser_conditional_expression): Same.
5593 (c_parser_binary_expression): Add location info to stack. Use it.
5594 (c_parser_unary_expression): Pass location to
5595 default_function_array_conversion, parser_build_unary_op,
5596 build_indirect_ref, c_parser_postfix_expression_after_primary.
5597 (c_parser_postfix_expression_after_primary): New location argument.
5599 (c_parser_expression_conv): Pass location to
5600 default_function_array_conversion.
5601 (c_parser_expr_list): Same.
5602 (c_parser_omp_atomic): Same.
5603 (c_parser_omp_for_loop): Same.
5604 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5605 (build_array_declarator): New argument.
5606 * c-decl.c (build_array_declarator): Add location argument.
5607 (grokdeclarator): Set id_loc for cdk_array.
5608 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5609 build_array_declarator.
5610 * tree.c (build_omp_clause): Add location argument.
5611 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5612 (OMP_CLAUSE_LOCATION): New macro.
5613 (struct tree_omp_clause): Add location field.
5614 (build_omp_clause): Add argument.
5615 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5616 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5618 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5619 (cp_parser_omp_clause_collapse): Same.
5620 (cp_parser_omp_clause_default): Same.
5621 (cp_parser_omp_clause_if): Same.
5622 (cp_parser_omp_clause_nowait): Same.
5623 (cp_parser_omp_clause_num_threads): Same.
5624 (cp_parser_omp_clause_ordered): Same.
5625 (cp_parser_omp_clause_schedule): Same.
5626 (cp_parser_omp_clause_untied): Same.
5627 (cp_parser_omp_for_loop): Same.
5628 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5629 * c-tree.h (c_start_case): Add location argument.
5630 (c_process_expr_stmt): Same.
5631 (c_finish_goto_*): Same.
5632 * tree-parloops.c (initialize_reductions): Pass location to
5634 (create_parallel_loop): Same.
5635 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5636 (gfc_trans_omp_reduction_list): Same.
5637 (gfc_trans_omp_clauses): Same.
5638 (gfc_trans_omp_do): Same.
5639 * c-typeck.c (c_finish_goto_label): Same.
5640 (c_finish_goto_ptr): New location argument.
5641 (c_start_case): Same.
5642 (emit_side_effect_warnings): Same.
5643 (c_process_expr_stmt): Same.
5644 (c_finish_stmt_expr): Same.
5645 (c_finish_omp_clauses): Use error_at instead of error.
5646 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5648 * c-omp.c (c_split_parallel_clauses): New location argument.
5649 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5650 to build_omp_clause.
5651 (convert_local_reference_stmt): Same.
5652 (convert_gimple_call): Same.
5653 * c-common.h (c_split_parallel_clauses): New argument.
5654 * c-parser.c (c_parser_statement_after_labels): Pass location to
5655 c_finish_goto_label.
5656 (c_parser_switch_statement): Pass location to c_start_case.
5657 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5658 and c_process_expr_stmt.
5659 (c_parser_omp_variable_list): Add location argument.
5660 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5661 (c_parser_omp_clause_default): Same.
5662 (c_parser_omp_clause_if): Same.
5663 (c_parser_omp_clause_num_threads): Same.
5664 (-c_parser_omp_clause_ordered): Same.
5665 (c_parser_omp_clause_reduction): Pass location to
5666 c_parser_omp_variable_list.
5667 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5668 (c_parser_omp_clause_untied): Same.
5669 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5670 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5672 * c-tree.h (check_for_loop_decls, undeclared_variable,
5673 build_component_ref, build_array_ref, build_external_ref,
5674 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5675 build_conditional_expr, build_compound_expr, c_cast_expr,
5676 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5677 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5679 * c-semantics.c (build_stmt): Same.
5680 (build_case_label): Same.
5681 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5682 (undeclared_variable): New argument.
5684 (lookup_label): Pass location on down.
5685 (define_label): Same.
5686 (finish_decl): Same.
5687 (build_compound_literal): Same.
5688 (finish_struct): Same.
5689 (finish_function): Do not set location here.
5690 (check_for_loop_decls): New argument.
5691 * tree.c (save_expr): Set location.
5692 (build_empty_stmt): New argument.
5693 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5694 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5695 * builtins.c (gimplify_va_arg_expr): Use locations.
5696 (expand_builtin_sync_operation): Same.
5697 * c-typeck.c (build_component_ref): New argument.
5698 (build_array_ref): Same.
5699 (build_external_ref): Same.
5700 (c_expr_sizeof_expr): Same.
5701 (c_expr_sizeof_type): Same.
5702 (parser_build_unary_op): Same.
5703 (build_conditional_expr): Same.
5704 (build_compound_expr): Pass location on down.
5705 (build_compound_expr): New argument.
5706 (build_c_cast): Same.
5707 (c_cast_expr): Same.
5708 (build_asm_expr): Same.
5709 (c_finish_return): Same.
5710 (c_process_expr_stmt): Pass location on down.
5711 (c_finish_stmt_expr): New argument.
5712 (push_clenaup): Same.
5713 (c_finish_omp_parallel): Same.
5714 (c_finish_omp_task): Same.
5715 * gimplify.c (gimplify_call_expr): Pass location on down.
5716 * c-omp.c (c_finish_omp_master): New argument.
5717 (c_finish_omp_critical): Same.
5718 (c_finish_omp_ordered): Same.
5719 (c_finish_omp_barrier): Same.
5720 (-c_finish_omp_taskwait): Same.
5721 (c_finish_omp_atomic): Same.
5722 (c_finish_omp_flush): Same.
5723 * tree-inline.c (copy_tree_body_r): Pass location on down.
5724 (inline_forbidden_p): Remove use of input_location.
5725 * c-gimplify.c (c_build_bind_expr): New argument.
5726 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5727 (c_sizeof_or_alignof_type): New argument.
5728 (c_alignof_expr): Same.
5729 (build_va_arg): Same.
5730 (c_add_case_label): Same.
5731 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5732 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5733 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5734 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5735 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5736 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5738 * stub-objc.c (objc_build_selector_expr): Same.
5739 (objc_build_throw_stmt): Same.
5740 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5741 (c_parser_initelt): Same.
5742 (c_parser_compound_statement): Same.
5743 (c_parser_compound_statement_nostart): Same.
5744 (c_parser_label): Same.
5745 (c_parser_statement_after_labels): Same.
5746 (c_parser_if_body): Same.
5747 (c_parser_else_body): Same.
5748 (c_parser_if_statement): Same.
5749 (c_parser_switch_statement): Same.
5750 (c_parser_while_statement): Same.
5751 (c_parser_do_statement): Same.
5752 (c_parser_for_statement): Same.
5753 (c_parser_asm_statement): Same.
5754 (c_parser_conditional_expression): Same.
5755 (c_parser_binary_expression): Same.
5756 (c_parser_cast_expression): Same.
5757 (c_parser_unary_expression): Same.
5758 (c_parser_sizeof_expression): Same.
5759 (c_parser_alignof_expression): Same.
5760 (c_parser_postfix_expression): Same.
5761 (c_parser_expression): Same.
5762 (c_parser_objc_receiver): Same.
5763 (c_parser_omp_variable_list): Same.
5764 (c_parser_omp_structured_block): Same.
5765 (c_parser_omp_atomic): New argument.
5766 (c_parser_omp_barrier): Same.
5767 (c_parser_omp_critical): Same.
5768 (c_parser_omp_flush): Pass location on down.
5769 (c_parser_omp_for_loop): New argument.
5770 (c_parser_omp_for): Same.
5771 (c_parser_omp_master): Same.
5772 (c_parser_omp_ordered): Same.
5773 (c_parser_omp_sections_scope): Same.
5774 (c_parser_omp_sections): Same.
5775 (c_parser_omp_parallel): Same.
5776 (c_parser_omp_single): Same.
5777 (c_parser_omp_task): Same.
5778 (c_parser_omp_taskwait): Pass location on down.
5779 (c_parser_omp_construct): Same.
5780 (c_parser_omp_threadprivate): Same.
5781 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5782 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5783 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5784 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5785 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5786 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5787 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5788 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5789 config/i386/i386.c, stmt.c:
5790 Add location argument to the following function definitions and/or
5791 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5792 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5793 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5794 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5795 do_case, c_finish_bc_stmt, build_compound_literal,
5796 build_function_call.
5797 * c-decl.c (build_compound_literal): Add location argument.
5798 Make all diagnostic calls use location.
5799 (start_struct): Same.
5800 (finish_struct): Same.
5802 (build_enumerator): Same.
5803 (start_function): Same.
5804 (grokdeclarator): Make all diagnostic calls use location.
5805 (store_parm_decls_oldstyle): Same.
5806 * c-typeck.c (build_function_call): Add location argument.
5807 Make all diagnostic calls use location.
5809 (c_finish_bc_stmt): Same.
5810 * tree-nested.c (get_trampoline_type): Add argument.
5811 Pass location to build_decl.
5812 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5813 * rtl.h (RTL_LOCATION): New.
5814 * c-common.c (c_add_case_label): Add location argument.
5815 Make all diagnostic calls use location.
5816 * c-common.h: Add location argument to make_fname_decl, do_case,
5817 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5818 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5819 Set it appropriately for every case. Pass enum_loc to start_enum
5820 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5822 (c_parser_struct_or_union_specifier): Save location. Use it for
5823 start_struct, finish_struct, and parser_xref_tag.
5825 2009-06-12 Ian Lance Taylor <iant@google.com>
5827 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5829 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5830 cpp_opts->warn_cxx_operator_names.
5832 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5835 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5836 is returns NULL and OP is a VCE, look through the VCE.
5838 2009-06-12 Ian Lance Taylor <iant@google.com>
5841 * collect2.c (main): Use CONST_CAST2 in code inside #if
5842 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5844 2009-06-12 Joey Ye <joey.ye@intel.com>
5847 * cfgexpand.c (get_decl_align_unit): Update
5848 max_used_stack_slot_alignment with align instead of
5849 stack_alignment_needed.
5851 * function.c (assign_stack_local_1): Update
5852 max_used_stack_slot_alignment with alignment_in_bits instead
5853 of stack_alignment_needed.
5854 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5857 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5859 * dwarf2out.c (last_var_location_insn): New variable.
5860 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5861 (dwarf2out_var_location): Don't record anything after last real
5862 insn. Only change labels if there were any real instructions
5863 in between last note and this one, or if changed sections.
5865 2009-06-11 Richard Henderson <rth@redhat.com>
5867 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5868 note when storing the frame pointer in a register.
5869 (FRP): Don't redefine to nothing for epilogue.
5870 (alpha_expand_epilogue): Mark register and sp restores.
5871 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5873 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5874 when gen_lowpart is needed.
5876 2009-06-11 Richard Henderson <rth@redhat.com>
5878 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5880 * dwarf2out.c (need_data_align_sf_opcode): New.
5881 (div_data_align): Move earlier.
5882 (def_cfa_1, reg_save): Use it.
5884 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5886 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5887 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5888 (ix86_handle_option): Handle OPT_mcrc32.
5889 (ix86_target_string): Add -mcrc32.
5890 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5892 * config/i386/i386.h (TARGET_CRC32): New.
5894 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5895 (sse4_2_crc32di): Likewise.
5897 * config/i386/i386.opt (mcrc32): New.
5899 * doc/invoke.texi: Document -mcrc32.
5901 2009-06-11 Richard Henderson <rth@redhat.com>
5903 * common.opt (gdwarf-): Accept a version number.
5904 * doc/invoke.texi (gdwarf-): Update docs.
5905 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5906 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5907 version level, and record it.
5909 * dwarf2.h (DW_CIE_VERSION): Remove.
5910 * dwarf2out.c (DWARF_VERSION): Remove.
5911 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5912 (output_call_frame_info): Use CIE version 3 for dwarf3,
5913 or if the return register column is out of range for version 1.
5914 (dwarf_stack_op_name): Add all dwarf3 values.
5915 (DEBUG_PUBTYPES_SECTION): New.
5916 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5917 encoding change for dwarf3.
5918 (output_die) [dw_val_class_die_ref]: Likewise.
5919 (output_compilation_unit_header): Emit correct version for dwarf3.
5920 (output_line_info): Likewise.
5921 (output_pubnames): Update for DWARF_VERSION removal.
5922 (output_aranges): Likewise.
5923 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5924 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5925 (dwarf2out_finish): Likewise.
5927 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5929 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5932 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5935 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5936 * builtins.c (expand_builtin_unreachable): New function.
5937 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5938 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5939 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5941 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5942 searching for missing barriers.
5944 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5946 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5947 when -fprofile-generate* was passed.
5948 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5950 2009-06-11 Anthony Green <green@moxielogic.com>
5952 * config/moxie/moxie.md: Define length attribute for all instructions.
5954 (*b<cond:code>): Support limited branch ranges for new PC-relative
5955 branch instructions.
5956 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5958 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5960 * config/i386/i386.c (min_insn_size): Use get_attr_length
5961 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5964 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5965 instead of emit_insn_before.
5967 2009-06-10 Ian Lance Taylor <iant@google.com>
5970 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5973 2009-06-10 Revital Eres <eres@il.ibm.com>
5975 * passes.c (init_optimization_passes): Reschedule
5976 predictive-commoning pass before complete unroll pass.
5978 2009-06-10 Martin Jambor <mjambor@suse.cz>
5980 * cgraph.c (cgraph_node_can_be_local_p): New function.
5981 (cgraph_make_node_local): New function.
5982 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5983 (cgraph_make_node_local): Declare.
5985 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5987 * tree.h (tree_base): Add packed_flag and user_align fields.
5988 Decrease size of spare field.
5989 (TYPE_USER_ALIGN): Use user_align from tree_base.
5990 (DECL_USER_ALIGN): Likewise.
5991 (TYPE_PACKED): Use packed_flag from tree_base.
5992 (DECL_PACKED): Likewise.
5993 (tree_type): Delete packed_flag and user_align fields. Widen
5994 precision field. Widen mode field and shuffle fields to align
5995 mode on an 8-bit boundary.
5996 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5997 Renumber decl_flag_* fields. Fix comments. Widen
5998 decl_common_unused field.
5999 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6000 (DECL_EXTERNAL): Likewise.
6001 (DECL_BIT_FIELD): Likewise.
6002 (DECL_NONADDRESSABLE_P): Likewise.
6003 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6004 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6006 2009-06-10 Ian Lance Taylor <iant@google.com>
6008 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6009 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6010 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6011 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6012 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6013 DEF_VEC_ALLOC_FUNC_P.
6014 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6015 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6016 DEF_VEC_ALLOC_FUNC_O.
6017 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6018 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6019 DEF_VEC_ALLOC_FUNC_I.
6020 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6021 (vec_stack_p_reserve_exact_1): Declare.
6022 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6023 (vec_stack_free): Declare.
6024 (VEC_stack_alloc): Define.
6025 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6026 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6027 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6028 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6030 (stack_vecs): New static variable.
6031 (vec_stack_p_reserve_exact_1): New function.
6032 (vec_stack_o_reserve_1): New static function.
6033 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6034 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6035 (vec_stack_free): New function.
6036 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6037 (VEC_df_ref_stack_alloc): Define.
6038 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6039 DEF_VEC_ALLOC_P_STACK.
6040 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6041 (struct df_collection_rec): Change _vec fields to VEC. Remove
6043 (df_free_collection_rec): Adjust for new fields.
6044 (df_insn_rescan): Use new df_collection_rec fields.
6045 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6046 (df_ref_create_structure, df_ref_record): Likewise.
6047 (df_get_conditional_uses, df_get_call_refs): Likewise.
6048 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6049 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6050 (df_record_exit_block_uses, df_bb_verify): Likewise.
6051 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6052 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6053 Remove count parameter. Change return type to void. Change all
6055 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6056 Remove count parameter. Change return type to void. Change all
6058 (df_install_refs): Change old_vec parameter to VEC. Remove count
6059 parameter. Change all callers.
6060 (df_install_mws): Change old_vec parameter to VEC. Remove count
6061 parameter. Change all callers.
6062 (df_refs_verify): Change new_rec parameter to VEC. Change call
6064 (df_mws_verify): Likewise.
6066 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6068 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6070 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6072 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6074 2009-06-10 Anthony Green <green@moxielogic.com>
6076 * config/moxie/crti.asm: New file.
6077 * config/moxie/crtn.asm: New file.
6078 * config/moxie/moxie.c: New file.
6079 * config/moxie/moxie.h: New file.
6080 * config/moxie/sfp-machine.h: New file.
6081 * config/moxie/moxie-protos.h: New file.
6082 * config/moxie/t-moxie: Created.
6083 * config/moxie/t-moxie-softfp: Created.
6084 * config/moxie/moxie.md: Created.
6085 * config/moxie/constraints.md: Created.
6086 * config.gcc: Add moxie support.
6087 * doc/md.texi (Machine Constraints): Add moxie constraints.
6088 * doc/contrib.texi (Contributors): Mention moxie port.
6089 * doc/install.texi (Specific): Mention the moxie port.
6091 2009-06-09 Ian Lance Taylor <iant@google.com>
6093 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6095 * optabs.c (optab_table): Only use designated initializers if
6096 HAVE_DESIGNATED_INITIALIZERS is defined.
6097 (convert_optab_table): Likewise.
6098 (init_optabs): Always call init_insn_codes if
6099 HAVE_DESIGNATED_INITIALIZERS is not defined.
6101 2009-06-09 Ian Lance Taylor <iant@google.com>
6103 * targhooks.c (default_builtin_vectorized_function): Change fn
6104 parameter to unsigned int.
6105 (default_builtin_vectorized_conversion): Change code parameter to
6107 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6108 * targhooks.h: Update declarations.
6109 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6110 parameter to unsigned int.
6112 * c-typeck.c (comptypes_check_enum_int): New static function.
6113 (comptypes_internal): Add enum_and_int_p parameter. Change all
6115 (comp_target_types): Add location parameter. Change all callers.
6116 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6118 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6119 (build_conditional_expr): Add colon_loc parameter. Change all
6121 (convert_for_assignment): Add location parameter. Change all callers.
6122 * c-parser.c (c_parser_conditional_expression): Pass location of
6123 colon to build_conditional_expr.
6124 * c-tree.h (build_conditional_expr): Update declaration.
6126 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6128 * graphite.c: Revert previous patch.
6130 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6133 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6135 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6137 * tree-ssa-loop-prefetch.c
6138 (loop_prefetch_arrays): Fixed a portability problem in printf format
6141 2009-06-09 Martin Jambor <mjambor@suse.cz>
6143 PR tree-optimization/40351
6144 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6145 refrence to a potential artifical subaccess can be constructed.
6147 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6149 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6150 (sh_override_options): Likewise.
6151 * config/sh/sh.c: Include params.h.
6152 (sh_optimization_options): New.
6153 (sh_override_options): Likewise.
6154 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6155 (OVERRIDE_OPTIONS): Use sh_override_options.
6157 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6159 * dwarf2out.c (emit_cfa_remember): New variable.
6160 (add_fde_cfi): If emit_cfa_remember, recurse to add
6161 DW_CFA_remember_state first.
6162 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6163 instead just set emit_cfa_remember.
6165 2009-06-08 Jan Hubicka <jh@suse.cz>
6168 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6170 2009-06-08 Jan Hubicka <jh@suse.cz>
6173 * cgraphunit.c (save_inline_function_body): Do not copy transform
6174 hooks for saved inline bodies.
6175 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6178 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6180 * jump.c (returnjump_p): Handle delayed branches. Add missing
6183 2009-06-08 Jan Hubicka <jh@suse.cz>
6186 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6187 original node might've been modified.
6188 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6190 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6192 * tree-object-size.c (addr_object_size): Add OSI argument.
6193 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6194 (compute_builtin_object_size, expr_object_size): Adjust callers.
6195 (plus_stmt_object_size): Call addr_object_size instead of
6196 compute_builtin_object_size.
6198 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6199 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6201 * tree-ssa-loop-prefetch.c
6202 (gather_memory_references): Introduced a counter for the number of
6204 (anything_to_prefetch_p): Introduced a counter for the number of
6206 (is_loop_prefetching_profitable): New function with a cost model
6208 (loop_prefetch_arrays): Use the new cost model to determine if
6209 prefetching is profitable.
6210 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6211 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6212 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6213 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6214 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6215 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6217 2009-06-08 Michael Matz <matz@suse.de>
6220 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6221 partitions use the same.
6222 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6223 for basevars of SSA_NAMEs.
6224 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6225 to not expand them twice.
6226 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6229 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6231 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6232 (fdump-final-insns=, gtoggle): New.
6233 * doc/invoke.texi: Document them.
6234 * final.c (rest_of_clean_state): Dump final insn stream.
6235 * gcc.c (invoke_as): Hook in -fcompare-debug.
6236 (static_spec_functions): Add compare-debug-dump-opt,
6237 compare-debug-self-opt and compare-debug-auxbase-opt.
6238 (compare_debug, compare_debug_second, compare_debug_opt): New.
6239 (switches_debug_check, n_switches_debug_check): New.
6240 (debug_auxbase_opt, debug_check_temp_file): New.
6241 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6243 (do_self_spec): Handle arguments after switches.
6244 (do_spec_1): Add .gk extension to temp file basenames for compare.
6245 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6246 (cc1_options): Use it instead of normal auxbase computation for
6247 the second compare-debug compilation.
6248 (compare_files): New.
6249 (main): Set up and implement compare debug mode.
6250 (compare_debug_dump_opt_spec_function): New.
6251 (compare_debug_self_opt_spec_function): New.
6252 (compare_debug_auxbase_opt_spec_function): New.
6253 * toplev.c (process_options): Handle flag_gtoggle,
6254 flag_dump_final_insns.
6255 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6256 during -fcompare-debug-second compilation.
6258 2009-06-07 Ian Lance Taylor <iant@google.com>
6260 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6261 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6263 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6264 with no default node. Change warning with %H to warning_at.
6265 Don't clear warn_switch around case checking.
6266 * doc/invoke.texi (Warning Options): Clarify distinction between
6267 -Wswitch and -Wswitch-enum.
6269 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6271 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6273 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6275 * gbl-ctors.h: Add header guard.
6277 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6279 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6280 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6281 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6282 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6283 prototypes for removed functions.
6284 (expressions_equal_p): Move to ...
6285 * tree-ssa-sccvn.h: ... here and ...
6286 * matrix-reorg.c: ... adjust includes.
6288 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6290 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6292 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6294 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6295 (finish_function): Remove erroneous whitespace.
6297 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6299 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6300 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6302 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6304 * errors.c (internal_error): Commentary typo fix.
6305 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6306 * tree-ssa-pre.c: Ditto.
6308 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6310 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6311 them is supposed to hold actual statements.
6313 2009-06-06 Ian Lance Taylor <iant@google.com>
6315 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6316 empty statements can now have attributes.
6318 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6320 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6321 * config/mips/mips.md: Ditto.
6323 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6325 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6327 (__eabi_uconvert): Likewise.
6329 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6331 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6332 CFI_* definitions with IN_GCC.
6334 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6336 * xcoffout.h (xcoffout_source_line): Update prototype.
6338 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6340 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6341 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6343 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6346 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6347 inlined_function_outer_scope_p blocks for artificial inlines
6349 * tree.c (tree_nonartificial_location): Rewrite using
6350 block_nonartificial_location.
6352 2009-06-05 Revital Eres <eres@il.ibm.com>
6353 Leehod Baruch <leehod@il.ibm.com>
6355 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6356 (expand_expr_real_1): Remove comment.
6357 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6358 Vectorize misaligned access when the target supports it.
6359 (vect_supportable_dr_alignment): Check for unaligned access support.
6360 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6363 2009-06-05 Julian Brown <julian@codesourcery.com>
6365 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6366 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6368 2009-06-05 Richard Guenther <rguenther@suse.de>
6371 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6374 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6376 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6377 (save_gprs): Don't tell unwinder when a global register is saved.
6378 (s390_emit_epilogue): Emit needed epilogue unwind info.
6380 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6382 * dwarf2out.c (deferred_asm_name): New.
6383 (add_name_and_src_coords_attributes): Defer creation of
6384 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6386 (move_linkage_attr): New.
6387 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6390 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6392 * tree-nested.c (finalize_nesting_tree_1): Declare the
6393 frame_decl in the binding tree.
6395 2009-06-04 Cary Coutant <ccoutant@google.com>
6397 * basic-block.h (struct basic_block_def): Add discriminator field.
6398 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6400 * debug.c (do_nothing_debug_hooks): Add additional entry.
6401 (debug_nothing_int_charstar_int): New function.
6402 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6403 (debug_nothing_int_charstar_int): New declaration.
6404 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6405 discriminator value in .loc directive.
6406 * final.c (last_discriminator): New variable.
6407 (discriminator): New variable.
6408 (final_start_function): Initialize above variables, pass current
6409 discriminator to debug hook.
6410 (notice_source_line): Check for discriminator change.
6411 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6412 * sdbout.c (sdbout_source_line): New parameter.
6413 * tree-cfg.c (struct locus_discrim_map): New structure type.
6414 (discriminator_per_locus): New hash table.
6415 (build_gimple_cfg): Allocate and free discriminator hash table.
6416 (make_edges): Call assign_discriminator.
6417 (locus_map_hash): New function.
6418 (locus_map_eq): New function.
6419 (next_discriminator_for_locus): New function.
6420 (same_line_p): New function.
6421 (assign_discriminator): New function.
6422 (make_cond_expr_edges): Call assign_discriminator.
6423 (make_gimple_switch_edges): Likewise.
6424 (first_non_label_stmt): New function.
6425 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6427 * xcoffout.c (xcoffout_source_line): Add new parameter.
6429 * configure.ac (gcc_cv_as_discriminator): New configury check for
6430 gas support for discriminator.
6431 * configure: Regenerate.
6432 * config.in: Regenerate.
6434 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6436 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6437 val after checking for integers.
6439 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6441 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6443 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6444 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6445 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6446 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6447 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6448 X64_SSE_REGPARM_MAX.
6449 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6450 X64_SSE_REGPARM_MAX.
6452 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6454 * gcc.c (report_times_to_file): New.
6455 (execute): Implement it.
6456 (process_command): Support -time=.
6457 * doc/invoke.texi: Document it.
6459 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6461 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6462 that have value exprs.
6464 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6466 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6467 declarations for constants until...
6468 (dw2_output_indirect_constant_1): ... this point.
6470 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6473 * arm.md (arm_addsi3): Don't try to split an add with an
6474 eliminable register until after reload has completed.
6476 2009-06-03 Ian Lance Taylor <iant@google.com>
6478 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6479 * genattrtab.c (write_length_unit_log): Likewise.
6480 * genchecksum.c (dosum): Likewise.
6481 * gengtype.c (write_rtx_next): Likewise.
6482 (finish_root_table, write_roots): Likewise.
6483 * gimple.c (gimple_ops_offset_): Likewise.
6484 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6485 * config/arc/arc.c (arc_attribute_table): Likewise.
6486 * config/arm/arm.c (arm_attribute_table): Likewise.
6487 * config/avr/avr.c (avr_attribute_table): Likewise.
6488 * config/crx/crx.c (crx_attribute_table): Likewise.
6489 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6490 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6491 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6492 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6493 * config/sh/sh.c (sh_attribute_table): Likewise.
6494 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6495 * config/spu/spu.c (spu_attribute_table): Likewise.
6496 * config/v850/v850.c (v850_attribute_table): Likewise.
6498 * config/alpha/alpha.c (vms_attribute_table): Make static.
6499 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6500 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6501 * config/mips/mips.c (mips_attribute_table): Likewise.
6503 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6505 (cc1-checksum.o): Likewise.
6507 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6509 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6511 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6513 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6514 insn if it is changing sp. Use gen_add3_insn instead of
6515 conditionally gen_addsi3 and gen_adddi3.
6516 (offset_below_red_zone_p): New static inline function.
6517 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6518 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6519 * config/rs6000/ppc-asm.h: Include auto-host.h.
6520 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6521 CFI_RESTORE): Define.
6522 * config/rs6000/crtresxgpr.asm: Add unwind info.
6523 * config/rs6000/crtresxfpr.asm: Likewise.
6524 * config/rs6000/crtresgpr.asm: Likewise.
6525 * config/rs6000/crtresfpr.asm: Likewise.
6526 * config/rs6000/crtsavgpr.asm: Likewise.
6527 * config/rs6000/crtsavfpr.asm: Likewise.
6529 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6530 argument of DWARF2_FRAME_REG_OUT macros.
6532 2009-06-03 Julian Brown <julian@codesourcery.com>
6534 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6535 words or less (including TImode) in core registers.
6537 2009-06-03 Richard Guenther <rguenther@suse.de>
6540 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6542 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6544 * statistics.c (statistics_counter_event): Do not record event
6545 in pass dump if its number == -1.
6546 (curr_statistics_hash): Add assert that we never get passes
6547 with static number == -1.
6549 2009-06-03 Richard Guenther <rguenther@suse.de>
6550 Andrey Belevantsev <abel@ispras.ru>
6552 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6553 non-BLKmode arrays addressable.
6555 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6557 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6558 * config/m68k/m68k.h: ... here.
6559 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6562 2009-06-03 Martin Jambor <mjambor@suse.cz>
6564 PR tree-optimization/40323
6565 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6568 2009-06-03 Richard Guenther <rguenther@suse.de>
6570 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6573 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6575 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6576 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6577 JUMP_TABLE_DATA_P where applicable.
6578 * config/sh/sh.c: Ditto.
6579 * config/sh/sh.h: Ditto.
6580 * config/sh/sh.md: Ditto.
6581 * config/sh/symbian.c: Ditto.
6583 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6585 * config/i386/driver-i386.c (describe_cache): Optimize
6586 concatenation of strings. Use snprintf instead of sprintf.
6587 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6588 target when not compiling with GCC.
6590 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6592 * config/sh/sh.c: Revert last change.
6593 (sh_expand_epilogue): Emit a blockage insn before the frame
6594 pointer adjustment unconditionally.
6596 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6598 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6599 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6600 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6601 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6602 to COLLECT_GCC_OPTIONS.
6604 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6606 * collect2.c (target_system_root): New variable.
6607 (main): Handle --sysroot=.
6608 (ignore_library): Strip the sysroot from the library path.
6610 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6612 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6613 (collect2.o): Depend on collect2-aix.h.
6614 (collect2-aix.o): New rule.
6615 * collect2-aix.h: New file.
6616 * collect2-aix.c: Likewise.
6617 * collect2.c: Include collect2-aix.h. Don't undefine
6618 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6619 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6620 Use TARGET_AIX_VERSION instead of _AIX51.
6621 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6622 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6623 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6624 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6625 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6627 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6629 * collect2.c (ignore_library): Avoid premature post-increment
6632 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6634 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6635 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6636 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6637 CROSS_DIRECTORY_STRUCTURE too.
6638 (LINK_LIBG_SPEC): Likewise.
6639 (LIB_SPEC): Add %R to sysroot paths.
6640 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6641 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6642 * config/rs6000/aix51.h: As for aix43.h.
6643 * config/rs6000/aix52.h: Likewise.
6644 * config/rs6000/aix53.h: Likewise.
6645 * config/rs6000/aix61.h: Likewise.
6646 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6647 to the beginning of sysroot paths.
6649 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6651 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6652 INSN_LISTs that are out of the REG_NOTE range.
6654 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6656 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6657 (struct var_to_expand): Likewise.
6658 (struct opt_info): Add head and tail for linked lists of the above.
6659 (analyze_insn_to_expand_var): Initialize next.
6660 (analyze_iv_to_split_insn): Likewise.
6661 (analyze_insns_in_loop): Create linked lists.
6662 (allocate_basic_variable): Simplify for use without hash table.
6663 (insert_var_expansion_initialization): Likewise, make it type-safer.
6664 (combine_var_copies_in_loop_exit): Likewise.
6665 (apply_opt_in_copies): Walk lists rather than hash tables.
6666 (release_var_copies): Simplified and inlined by hand into...
6667 (free_opt_info): ... this function.
6669 2009-06-02 Richard Guenther <rguenther@suse.de>
6671 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6674 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6676 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6677 only for builtins that are not overridden.
6679 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6681 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6684 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6686 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6688 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6690 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6692 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6694 * common.opt (fdump-unnumbered-links): New.
6695 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6696 * print-rtl.c (flag_dump_unnumbered_links): New.
6697 (print_rtx): Test it.
6699 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6701 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6702 push/pop multiple to 8-byte alignment.
6704 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6706 * config/i386/i386.c (queued_cfa_restores): New static variable.
6707 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6709 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6710 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6711 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6712 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6713 note unconditionally.
6714 (ix86_emit_restore_regs_using_mov): Likewise.
6715 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6716 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6717 it through to ix86_emit_restore_reg_using_pop.
6718 (ix86_emit_leave): Add RED_OFFSET argument. Call
6719 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6720 instead of adding REG_CFA_OFFSET note unconditionally.
6721 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6722 the above functions. Call ix86_add_queued_cfa_restore_notes when
6725 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6726 force output of the label even for dwarf2out_do_cfi_asm.
6727 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6728 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6729 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6731 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6732 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6733 dwarf2out_cfi_label callers.
6734 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6735 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6736 Adjust dwarf2out_cfi_label callers.
6737 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6739 * config/i386/i386.h (struct machine_cfa_state,
6740 struct machine_function): Guard with ifndef USED_FOR_TARGET
6741 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6744 * emutls.c (__emutls_get_address): Change arr->size to mean number
6745 of allocated arr->data entries instead of # of slots + 1.
6748 * recog.c (peep2_reinit_state): New function.
6749 (peephole2_init_state): Use it at the end of a basic block and also
6750 when seeing a RTX_FRAME_RELATED_P insn.
6752 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6754 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6755 fixuns_truncrfdi2): New.
6756 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6757 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6758 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6759 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6760 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6761 *recip_approx): Remove.
6762 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6763 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6764 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6766 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6769 2009-06-01 Ian Lance Taylor <iant@google.com>
6771 * attribs.c (register_attribute): Use CONST_CAST.
6772 * collect2.c (main): Use CONST_CAST2.
6773 (scan_prog_file): Likewise.
6774 * gcc.c (process_command, main): Likewise.
6775 * toplev.c (toplev_main): Likewise.
6777 * c-typeck.c (handle_warn_cast_qual): New static function,
6778 partially broken out of build_c_cast.
6779 (build_c_cast): Call handle_warn_cast_qual.
6780 * doc/invoke.texi (Warning Options): Document new effect of
6783 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6785 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6786 (diagnostic_report_current_module): Print columns.
6787 * common.opt (flag_show_column): Enable by default.
6789 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6791 * alias.c (find_base_term): Check for NULL term before returning.
6793 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6795 Revert due to PR40320:
6796 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6797 * calls.c (emit_library_call_value_1): Don't force_operand for move
6800 2009-06-01 Olivier Hainque <hainque@adacore.com>
6801 Eric Botcazou <ebotcazou@adacore.com>
6803 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6804 to be processed as a bitfield for constructor output purposes.
6805 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6807 * varasm.c (oc_local_state): New type, output_constructor
6808 local state to support communication with helpers.
6809 (oc_outer_state): New type, output_constructor outer state of
6810 relevance in recursive calls.
6811 (output_constructor_array_range): New output_constructor helper,
6812 extracted code for an array range element.
6813 (output_constructor_regular_field): New output_constructor helper,
6814 extracted code for an element that is not a bitfield.
6815 (output_constructor_bitfield): New output_constructor helper,
6816 extracted code for a bitfield element. Accept an OUTER state
6817 argument for recursive processing. Recurse on record or array
6818 CONSTRUCTOR values, possibly past noop conversions.
6819 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6820 VALUE is a valid constant-valued expression for use in a static
6821 bit-field initializer.
6822 (output_constructor): Rework to use helpers. Accept and honor an
6823 OUTER state argument for recursive calls. Return total size. Be
6824 prepared for nested constructors initializing bitfields.
6825 (output_constant): Feed OUTER in calls to output_constructor.
6827 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6829 * calls.c (emit_library_call_value_1): Don't force_operand for move
6832 2009-06-01 Nick Clifton <nickc@redhat.com>
6834 * doc/invoke.texi (IA-64 Options): Fix typo.
6836 2009-06-01 Ira Rosen <irar@il.ibm.com>
6838 PR tree-optimization/39129
6839 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6841 (vect_do_peeling_for_loop_bound): Use
6842 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6843 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6844 (vect_loop_versioning): Likewise.
6845 (vect_create_cond_for_alias_checks): Fix indentation.
6846 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6848 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6849 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6850 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6851 "control flow in loop".
6852 (vect_estimate_min_profitable_iters): Use
6853 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6854 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6855 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6856 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6857 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6858 statement belongs to a group of strided accesses with the exact code
6860 (vectorizable_load): Likewise.
6861 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6862 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6864 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6866 * config/freebsd-stdint.h: New file.
6867 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6868 Add freebsd-stdint.h to tm_file.
6870 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6872 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6873 (thumb2_extendhidi2): Likewise.
6875 2009-05-31 Ian Lance Taylor <iant@google.com>
6877 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6879 2009-05-31 Ian Lance Taylor <iant@google.com>
6881 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6882 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6883 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6885 2009-05-31 Jason Merrill <jason@redhat.com>
6887 * tree-pretty-print.c (print_call_name): Take the callee, not the
6888 call itself. Make non-static. Use dump_function_name for functions.
6889 (dump_generic_node): Adjust.
6890 * diagnostic.h: Declare print_call_name.
6891 * gimple-pretty-print.c (dump_gimple_call): Use it.
6893 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6895 * config/sh/sh.md (ashldi3_std): New define_expand.
6898 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6901 * config/sh/sh.c: Include debug.h.
6902 (sh_expand_epilogue): Emit a blockage insn before the frame
6903 pointer adjustment also when dwarf2out_do_frame returns true.
6905 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6907 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6908 (thumb2_extendqidi2): New pattern.
6910 2009-05-31 Ira Rosen <irar@il.ibm.com>
6912 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6913 mark phis for renaming.
6914 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6915 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6916 Call mark_sym_for_renaming.
6917 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6918 * tree-vect-loop.c (vect_transform_loop): Remove
6919 vect_memsyms_to_rename initialization and a call to
6920 mark_set_for_renaming.
6922 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6925 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6926 frame related even if !set_cfa && style < 0.
6928 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6930 * config/i386/mingw-tls.c: New file.
6931 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6932 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6933 defining _WIN32 but not __CYGWIN__.
6935 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6937 * configure.ac: Add MPC support.
6939 * config.in, configure: Regenerate.
6941 2009-05-29 Richard Henderson <rth@redhat.com>
6943 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6944 NOTE_INSN_BASIC_BLOCK.
6945 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6946 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6947 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6949 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6951 (add_cfi): Disable check redefining cfa away from drap.
6952 (lookup_cfa_1): Add remember argument; handle remember/restore.
6953 (lookup_cfa): Pass remember argument.
6954 (cfa_remember): New.
6955 (compute_barrier_args_size_1): Remove sibcall check.
6956 (dwarf2out_frame_debug_def_cfa): New.
6957 (dwarf2out_frame_debug_adjust_cfa): New.
6958 (dwarf2out_frame_debug_cfa_offset): New.
6959 (dwarf2out_frame_debug_cfa_register): New.
6960 (dwarf2out_frame_debug_cfa_restore): New.
6961 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6962 (dwarf2out_begin_epilogue): New.
6963 (dwarf2out_frame_debug_restore_state): New.
6964 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6965 DW_CFA_restore_state.
6966 (output_cfi_directive): Likewise.
6967 (convert_cfa_to_fb_loc_list): Likewise.
6968 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6969 * dwarf2out.h: Update.
6970 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6971 (copy_insn_1): Early out for null.
6972 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6973 and dwarf2out_frame_debug_restore_state.
6974 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6975 (prologue_insn_hash, epilogue_insn_hash): New.
6976 (free_after_compilation): Adjust freeing accordingly.
6977 (record_insns): Create hash table if needed; push insns into
6978 hash instead of array.
6979 (maybe_copy_epilogue_insn): New.
6980 (contains): Search hash table instead of array.
6981 (sibcall_epilogue_contains): Remove.
6982 (thread_prologue_and_epilogue_insns): Split eh_return insns
6983 and mark them as epilogues.
6984 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6985 scanning in terms of basic blocks.
6986 * insn-notes.def (CFA_RESTORE_STATE): New.
6987 * jump.c (returnjump_p_1): Accept EH_RETURN.
6988 (eh_returnjump_p_1, eh_returnjump_p): New.
6989 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6990 CFA_REGISTER, CFA_RESTORE): New.
6991 * rtl.def (EH_RETURN): New.
6992 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6994 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6995 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6997 * config/i386/i386.c (gen_push): Update cfa state.
6998 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6999 add a CFA_ADJUST_CFA note.
7000 (ix86_dwarf_handle_frame_unspec): Remove.
7001 (ix86_expand_prologue): Update cfa state.
7002 (ix86_emit_restore_reg_using_pop): New.
7003 (ix86_emit_restore_regs_using_pop): New.
7004 (ix86_emit_leave): New.
7005 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7006 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7007 * config/i386/i386.h (struct machine_cfa_state): New.
7008 (ix86_cfa_state): New.
7009 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7010 (eh_return_internal): Merge from eh_return_<mode>,
7011 use eh_return rtx, split w/ epilogue.
7013 2009-05-29 Ian Lance Taylor <iant@google.com>
7015 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7017 * calls.c (emit_library_call_value_1): Likewise.
7019 * c-typeck.c (c_build_va_arg): New function.
7020 * c-tree.h (c_build_va_arg): Declare.
7021 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7022 instead of build_va_arg.
7024 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7026 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7027 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7028 (ptr_difference_cost): Use affine combinations to compute it.
7029 (difference_cost): Likewise.
7030 (get_computation_cost_at): Compute more accurate cost for addresses
7031 if the ratio is a multiplier allowed in addresses.
7032 For non-addresses, consider that an additional offset or symbol is
7035 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7037 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7038 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7040 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7041 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7042 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7044 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7045 to 1 for TYPE_SSE{IADD1,CVT1}.
7046 (prefix_vex_imm8): Removed.
7047 (length_vex): Only pass 1 as second argument to
7048 ix86_attr_length_vex_default if prefix_extra is 0.
7049 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7050 (length): For prefix vex computation use length_immediate
7051 attribute instead of prefix_vex_imm8.
7052 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7053 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7054 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7055 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7056 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7057 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7058 a space in between the operands.
7059 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7060 if one operand is 0xff and the other one si, di, bp or sp.
7061 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7062 other one si, di, bp or sp.
7063 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7064 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7065 type and mode attributes.
7066 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7067 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7068 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7069 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7070 prefix_data16 attribute iff MODE_DF.
7071 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7072 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7073 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7074 constm128_operand in length_immediate computation.
7075 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7076 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7077 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7078 length_immediate attribute to 1.
7079 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7080 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7081 for certain alternatives.
7082 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7083 prefix_data16 attribute if MODE_V1DF.
7084 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7085 length_immediate to 1.
7086 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7087 length_address to 4, set mode attribute to MODE_DI.
7088 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7089 (fxam<mode>2_i387): Set length attribute to 4.
7090 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7091 *prefetch_3dnow_rex): Override length_address attribute.
7092 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7094 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7095 (constm128_operand): Removed.
7096 * config/i386/i386.c (memory_address_length): For
7097 disp && !index && !base in 64-bit mode account for SIB byte if
7098 print_operand_address can't optimize disp32 into disp32(%rip)
7099 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7100 for fs: or gs: segment.
7101 (ix86_attr_length_immediate_default): When checking if shortform
7102 is possible, truncate immediate to the length of the non-shortened
7104 (ix86_attr_length_address_default): Ignore MEM_P operands
7106 (ix86_attr_length_vex_default): Only check for DImode on
7107 GENERAL_REG_P operands.
7108 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7109 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7110 (sse_cvttps2pi): Clear prefix_rep attribute.
7111 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7113 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7114 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7115 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7116 iff operand 2 is const_int_operand.
7117 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7118 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7119 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7121 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7123 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7124 prefix_data16 attribute for movlpd and movhpd instructions.
7125 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7126 length_immediate for shufpd instruction.
7127 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7128 (avx_cmpp<avxmodesuffixf2c><mode>3,
7129 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7130 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7131 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7132 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7133 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7134 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7135 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7136 prefix_data16 attribute for the first alternative to 1.
7137 (*avx_loadlps): Override length_immediate for the first alternative.
7138 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7139 attributes for second alternative.
7140 (*vec_concatv2sf_sse4_1): Override length_immediate and
7141 prefix_data16 attributes for second alternative.
7142 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7143 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7144 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7145 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7146 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7147 prefix_data16 and length_immediate to 1.
7148 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7150 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7151 prefix_extra attribute for variants that don't have 0f prefix alone.
7152 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7153 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7154 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7155 *sse4_1_pextrd): Set length_immediate to 1.
7156 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7157 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7159 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7160 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7161 length_immediate to 1 for second alternative.
7162 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7163 prefix_extra and length_immediate attributes for the first
7165 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7167 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7168 to 1 for the first and third alternative.
7169 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7171 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7173 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7175 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7176 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7177 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7178 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7179 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7180 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7181 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7182 ssse3_psign<mode>3): Override prefix_rex attribute.
7183 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7184 (ssse3_palignrti): Override length_immediate to 1.
7185 (ssse3_palignrdi): Override length_immediate to 1, override
7186 prefix_rex attribute.
7187 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7188 (sse4a_extrqi): Override length_immediate to 2.
7189 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7190 (sse4a_insertq): Override prefix_data16 to 0.
7191 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7192 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7193 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7194 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7195 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7196 and length_immediate to 1.
7197 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7198 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7199 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7200 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7201 and length_immediate to 1.
7202 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7203 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7204 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7205 avx_ptest256): Override prefix_extra to 1.
7206 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7207 Override prefix_data16 and length_immediate to 1.
7208 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7209 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7210 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7211 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7212 prefix_data16 to 0 and prefix_extra to 2.
7213 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7214 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7216 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7217 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7218 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7219 and prefix_extra to 2.
7220 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7221 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7222 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7223 avx_vpermilvar<mode>3,
7224 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7225 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7226 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7227 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7228 Override prefix_extra to 1.
7229 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7230 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7231 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7232 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7233 prefix_extra and length_immediate to 1.
7234 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7236 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7237 to 1 for the first alternative.
7238 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7239 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7241 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7242 *movv2sf_internal_avx, *movv2sf_internal): Override
7243 prefix_rep attribute for certain alternatives.
7244 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7245 attributes for certain alternatives.
7246 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7247 attributes for certain alternatives.
7248 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7249 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7250 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7251 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7252 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7253 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7254 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7255 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7256 length_immediate to 1 if operand 2 is const_int_operand.
7257 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7258 *vec_extractv2si_1): Set length_immediate attribute to 1.
7259 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7260 using old 3DNOW insn rather than SSE/3DNOW_A.
7261 (mmx_emms, mmx_femms): Clear modrm attribute.
7263 2009-05-29 Martin Jambor <mjambor@suse.cz>
7265 * tree-sra.c: New implementation of SRA.
7267 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7268 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7269 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7270 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7271 (SRA_MAX_STRUCTURE_COUNT): Removed.
7272 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7273 * doc/invoke.texi (sra-max-structure-size): Removed.
7274 (sra-field-structure-ratio): Removed.
7276 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7279 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7282 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7284 PR rtl-optimization/40101
7285 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7286 seqno. Adjust comment.
7287 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7288 inserting bookkeeping before a jump, the jump is not scheduled.
7289 When no positive seqno found, provide a value. Add comment.
7291 2009-05-29 Richard Guenther <rguenther@suse.de>
7293 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7294 short-cutting on the first component.
7296 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7299 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7300 for trees other than decls/types.
7302 2009-05-29 Richard Guenther <rguenther@suse.de>
7304 * tree-ssa-operands.c (get_expr_operands): Do not handle
7305 INDIRECT_REFs in the handled-component case. Remove
7306 unused get_ref_base_and_extent case.
7307 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7308 tree_low_cst and host_integerp where possible.
7309 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7310 codes for equivalence.
7311 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7313 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7315 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7316 to tmake_file for i[34567]86-*-cygwin*.
7318 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7321 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7322 (altivec_categorize_keyword, init_vector_keywords,
7323 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7326 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7328 * tree.c (handle_dll_attribute): Check if node is
7329 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7331 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7333 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7335 (thumb2_zero_extendqidi2): Likewise.
7337 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7339 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7340 instead of gen_movrt.
7341 * config/sh/sh.md (movrt): Remove.
7343 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7345 * doc/invoke.texi (IA-64 Options):
7346 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7347 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7348 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7349 -msched-prefer-non-control-spec-insns,
7350 -msched-stop-bits-after-every-cycle,
7351 -msched-count-spec-in-critical-path,
7352 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7353 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7354 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7355 and -msched-spec-verbose.
7357 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7359 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7360 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7362 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7364 2009-05-28 Richard Guenther <rguenther@suse.de>
7366 * tree-ssa-alias.c (ao_ref_init): New function.
7367 (ao_ref_base): Likewise.
7368 (ao_ref_base_alias_set): Likewise.
7369 (ao_ref_alias_set): Likewise.
7370 (refs_may_alias_p_1): Change signature.
7371 (refs_may_alias_p): Adjust.
7372 (refs_anti_dependent_p): Likewise.
7373 (refs_output_dependent_p): Likewise.
7374 (call_may_clobber_ref_p_1): Change signature.
7375 (call_may_clobber_ref_p): Adjust.
7376 (stmt_may_clobber_ref_p_1): New function split out from ...
7377 (stmt_may_clobber_ref_p): ... here.
7378 (maybe_skip_until): Adjust signature.
7379 (get_continuation_for_phi): Likewise.
7380 (walk_non_aliased_vuses): Likewise.
7381 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7382 (ao_ref_init): Declare.
7383 (ao_ref_base): Likewise.
7384 (ao_ref_alias_set): Likewise.
7385 (stmt_may_clobber_ref_p_1): Likewise.
7386 (walk_non_aliased_vuses): Adjust.
7387 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7388 (get_ref_from_reference_ops): remove.
7389 (vn_reference_lookup_2): Adjust signature.
7390 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7391 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7392 (vn_reference_lookup): Adjust.
7393 (vn_reference_insert): Likewise.
7394 (vn_reference_insert_pieces): Adjust signature.
7395 (visit_reference_op_call): Adjust.
7396 * tree-ssa-pre.c (get_expr_type): Simplify.
7397 (phi_translate_1): Adjust.
7398 (compute_avail): Likewise.
7399 (translate_vuse_through_block): Do not re-build trees.
7400 (value_dies_in_block_x): Likewise.
7401 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7403 (vn_reference_lookup_pieces): Adjust declaration.
7404 (vn_reference_insert_pieces): Likewise.
7406 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7408 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7409 with checking disabled.
7411 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7415 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7416 macro definition for support of three-operand format aligned
7417 .comm directive in assembler on cygwin/pe/mingw target OS.
7418 * configure: Regenerate.
7419 * config.h: Regenerate.
7421 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7422 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7423 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7425 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7426 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7428 2009-05-28 Ira Rosen <irar@il.ibm.com>
7430 PR tree-optimization/40254
7431 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7432 in analysis of basic blocks.
7434 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7437 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7438 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7439 (TARGET_INITIALIZER): Use it.
7440 * cse.c (CHEAPER): Move it up to the other macros.
7441 (insert): Rename this ...
7442 (insert_with_costs): ... to this. Add cost parameters. Update
7444 (insert): New function. Call insert_with_costs.
7445 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7446 find_reg_offset_for_const, try_const_anchors): New functions.
7447 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7448 when using a const-anchor. Call insert_const_anchors.
7449 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7450 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7452 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7454 * tree-inline.c (remap_decls): Enable nonlocalized variables
7455 when not optimizing.
7457 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7459 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7460 Simplify other tests involving optimize.
7462 2009-05-27 Tom Tromey <tromey@redhat.com>
7464 * unwind-dw2.c (_Unwind_DebugHook): New function.
7465 (uw_install_context): Call _Unwind_DebugHook.
7467 2009-05-27 Tom Tromey <tromey@redhat.com>
7469 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7471 2009-05-27 Ian Lance Taylor <iant@google.com>
7473 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7474 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7475 (ALL_LINKERFLAGS): Define.
7476 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7477 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7478 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7479 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7480 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7481 $(LINKER_FOR_BUILD).
7482 (build/gcov-iov$(build_exeext)): Likewise.
7484 2009-05-27 Julian Brown <julian@codesourcery.com>
7486 * gcse.c (target.h): Include.
7487 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7488 copy of argument to a pseudo register.
7490 2009-05-27 Diego Novillo <dnovillo@google.com>
7492 * tree-ssa-live.c (dump_scope_block): Document arguments.
7493 (dump_scope_blocks): Document.
7494 (debug_scope_blocks): New.
7495 * tree-flow.h (debug_scope_blocks): Declare.
7497 2009-05-21 Denis Chertykov <denisc@overta.ru>
7499 * doc/contrib.texi (Contributors): Add myself to the list.
7501 2009-05-27 Olivier Hainque <hainque@adacore.com>
7503 * expr.c (target_align): New function. Alignment the TARGET of an
7504 assignment may be assume to have.
7505 (highest_pow2_factor_for_target): Use it instead of relying on
7506 immediate tree attributes of TARGET, not necessarily honored when
7507 intermediate bitfields are involved.
7509 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7512 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7513 AVX, SSE4, AES, PCLMUL and POPCNT.
7515 2009-05-27 Diego Novillo <dnovillo@google.com>
7517 * tree-pretty-print.c (dump_location): New.
7518 (dump_generic_node): Call it.
7519 Factor code to handle BLOCK nodes ...
7520 (dump_block_node): ... here.
7522 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7524 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7526 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7528 * gcc-plugin.h: Include config.h and system.h.
7529 (IN_GCC): Define if not defined.
7531 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7534 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7537 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7539 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7541 * config/m32r/m32r.h: Ditto.
7542 * config/m32r/m32r.md: Ditto.
7543 * config/m32r/predicates.md: Ditto.
7545 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7547 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7549 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7552 (Loading plugins): typo.
7553 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7554 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7555 (Interacting with the GCC Garbage Collector): Added new section.
7556 (Giving information about a plugin): Added new section for
7558 * ggc.h (ggc_register_root_tab): Added declaration.
7559 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7560 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7561 (register_callback): Improved comment in declaration.
7562 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7563 (extra_root_vec) Added static variable for dynamic roots registration.
7564 (ggc_register_root_tab) Added new routine.
7565 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7566 PLUGIN_GGC_MARKING event.
7567 * ggc-zone.c: Include plugin.h.
7568 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7569 * ggc-page.c: Include plugin.h.
7570 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7571 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7572 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7573 (register_callback): check lack of callbacks for
7574 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7575 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7576 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7577 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7578 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7579 dependency on plugin.h.
7580 (plugin.o): Added dependency on ggc.h...
7582 2009-05-26 Richard Guenther <rguenther@suse.de>
7586 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7587 with mismatched comparison modes.
7589 * expr.c (expand_expr_real_1): Expand the operand of a
7590 VIEW_CONVERT_EXPR in its natural mode.
7592 2009-05-26 Ian Lance Taylor <iant@google.com>
7594 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7595 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7596 (ALL_COMPILERFLAGS): Define.
7597 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7598 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7599 (collect2$(exeext), collect2.o): Likewise.
7600 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7601 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7602 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7603 (libbackend.o, intl.o, cppdefault.o): Likewise.
7604 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7605 (build/%.o): Use $(COMPILER_FOR_BUILD).
7606 (build/gen%$(build_exeext)): Likewise.
7607 (build/gcov-iov$(build_exeext)): LIkewise.
7608 * config/t-darwin (darwin.o): Use $(COMPILER).
7609 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7610 * config/t-sol2 (sol2-c.o): Likewise.
7612 * config/t-vxworks (vxworks.o): Likewise.
7613 * config/x-darwin (host-darwin.o): Likewise.
7614 * config/x-hpux (host-hpux.o): Likewise.
7615 * config/x-linux (host-linux.o): Likewise.
7616 * config/x-solaris (host-solaris.o): Likewise.
7617 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7618 * config/arm/t-arm (arm-c.o): Likewise.
7619 * config/arm/t-pe (pe.o): Likewise.
7620 * config/arm/t-wince-pe (pe.o): Likewise.
7621 * config/i386/t-cygming (winnt.o): Likewise.
7622 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7623 * config/i386/t-cygwin (cygwin1.o): Likewise.
7624 (cygwin2.o): Likewise.
7625 * config/i386/t-i386 (i386-c.o): Likewise.
7626 * config/i386/t-interix (winnt.o): Likewise.
7627 * config/i386/t-netware (netware.o): Likewise.
7628 * config/i386/t-nwld (nwld.o): Likewise.
7629 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7630 * config/i386/x-i386 (driver-i386.o): Likewise.
7631 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7632 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7633 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7634 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7635 * config/mips/x-native (driver-native.o): Likewise.
7636 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7637 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7638 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7639 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7640 * config/score/t-score-elf (score7.o): Likewise.
7641 (score3.o): Likewise.
7642 * config/sh/t-sh (sh-c.o): Likewise.
7643 * config/sh/t-symbian (sh-c.o): Likewise.
7644 (symbian.o): Likewise.
7645 * config/spu/t-spu-elf (spu-c.o): Likewise.
7646 * config/v850/t-v850 (v850-c.o): Likewise.
7647 * config/v850/t-v850e (v850-c.o): Likewise.
7649 2009-05-26 Richard Guenther <rguenther@suse.de>
7651 PR tree-optimization/40122
7652 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7653 VECTOR_CSTs if possible.
7654 (fold_gimple_assign): Likewise.
7656 2009-05-26 Richard Guenther <rguenther@suse.de>
7659 * fold-const.c (fold_binary): Use the correct types for building
7662 2009-05-26 Richard Guenther <rguenther@suse.de>
7664 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7665 redundant calls to merge_alias_info.
7666 (bump_vector_ptr): Likewise.
7667 * tree-ssa-copy.c (merge_alias_info): Remove.
7668 (replace_exp_1): Remove call to merge_alias_info.
7669 (propagate_tree_value): Likewise.
7670 (fini_copy_prop): Propagate points-to info.
7671 * tree-flow.h (merge_alias_info): Remove.
7673 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7675 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7677 2009-05-25 Jan Hubicka <jh@suse.cz>
7679 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7680 * cgraph.h (struct inline_summary): New filed self_wize,
7681 size_inlining_benefit, self_time and time_inlining_benefit.
7682 (struct cgraph_global_info): Replace insns by time ans size fields.
7683 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7684 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7685 (ipcp_update_callgraph): Do not touch function bodies.
7686 * ipa-inline.c: Include except.h
7687 (MAX_TIME): New constant.
7688 (overall_insns): Remove.
7690 (overall_size, max_benefit): New static variables.
7691 (cgraph_estimate_time_after_inlining): New function.
7692 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7693 (cgraph_clone_inlined_nodes): Update size.
7694 (cgraph_mark_inline_edge): Update size.
7695 (cgraph_estimate_growth): Use size info.
7696 (cgraph_check_inline_limits): Check size.
7697 (cgraph_default_inline_p): Likewise.
7698 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7699 (cgraph_decide_recursive_inlining): Check size.
7700 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7702 (cgraph_decide_inlining): Likewise.
7703 (cgraph_decide_inlining_incrementally): Likewise; honor
7704 PARAM_EARLY_INLINING_INSNS.
7705 (likely_eliminated_by_inlining_p): New predicate.
7706 (estimate_function_body_sizes): New function.
7707 (compute_inline_parameters): Use it.
7708 * except.c (must_not_throw_labels): New function.
7709 * except.h (must_not_throw_labels): Declare.
7710 * tree-inline.c (init_inline_once): Kill inlining_weigths
7711 * tree-ssa-structalias.c: Avoid uninitialized warning.
7712 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7713 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7714 (PARAM_INLINE_CALL_COST): Remove.
7715 (PARAM_EARLY_INLINING_INSNS): New.
7717 2009-05-25 Richard Guenther <rguenther@suse.de>
7719 PR tree-optimization/36327
7720 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7721 callback for reference translation or lookup at the point of may-defs.
7722 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7723 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7724 for union COMPONENT_REFs.
7725 (vn_reference_lookup_3): New callback. Lookup from memset
7726 and CONSTRUCTOR assignment, translate through struct copies.
7727 (vn_reference_lookup_pieces): Make sure to not free the
7728 passed operands array. Adjust walk_non_aliased_vuses call.
7729 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7730 make sure we do not leak memory.
7732 2009-05-25 Richard Guenther <rguenther@suse.de>
7734 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7735 * tree-inline.c (expand_call_inline): Reset the escaped and
7737 * tree-ssa-structalias.c (pass_build_ealias): New.
7738 * tree-pass.h (pass_build_ealias): Declare.
7739 * passes.c (init_optimization_passes): Add PTA during
7740 early optimizations.
7741 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7742 and CALLUSED solutions.
7743 (dump_points_to_solution): New function, split out from ...
7744 (dump_points_to_info_for): ... here.
7745 * tree-parloops.c (parallelize_loops): Reset the escaped and
7748 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7751 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7752 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7754 2009-05-25 Ira Rosen <irar@il.ibm.com>
7756 PR tree-optimization/40238
7757 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7758 statements after basic block's labels.
7759 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7760 to free the allocated memory.
7762 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7764 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7765 return address with a USE.
7767 2009-05-24 Richard Guenther <rguenther@suse.de>
7770 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7771 array type from the main variant of the inner type.
7773 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7775 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7776 definition to bool (from int) to un-break build.
7777 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7779 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7781 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7782 discard_stmt_changes): Delete.
7783 * tree-ssa-operands.c (scb_stack): Delete.
7784 (init_ssa_operands): Do not initialize it.
7785 (fini_ssa_operands): Do not free it.
7786 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7788 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7789 update_stmt, remove the others. Fix comments.
7790 * tree-dfa.c (optimize_stack_restore): Likewise.
7791 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7792 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7793 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7794 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7796 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7797 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7798 (dom_opt_finalize_block): Likewise, adjusting access to
7800 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7801 (stmts_to_rescan): Change item type to gimple.
7802 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7804 2009-05-24 Ira Rosen <irar@il.ibm.com>
7806 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7807 * tree-pass.h (pass_slp_vectorize): New pass.
7808 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7809 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7810 * tree-vectorizer.c (timevar.h): Include.
7811 (user_vect_verbosity_level): Declare.
7812 (vect_location): Fix comment.
7813 (vect_set_verbosity_level): Update user_vect_verbosity_level
7814 instead of vect_verbosity_level.
7815 (vect_set_dump_settings): Add an argument. Ignore user defined
7816 verbosity if dump flags require higher level of verbosity. Print to
7817 stderr only for loop vectorization.
7818 (vectorize_loops): Update call to vect_set_dump_settings.
7819 (execute_vect_slp): New function.
7820 (gate_vect_slp): Likewise.
7821 (struct gimple_opt_pass pass_slp_vectorize): New.
7822 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7824 (vec_info_for_bb): New function.
7825 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7826 (VECTORIZATION_ENABLED): New macro.
7827 (SLP_ENABLED, SLP_DISABLED): Likewise.
7828 (vect_is_simple_use): Add bb_vec_info argument.
7829 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7830 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7831 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7832 vect_schedule_slp, vect_analyze_slp): Likewise.
7833 (vect_analyze_stmt): Add slp_tree argument.
7834 (find_bb_location): Declare.
7835 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7836 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7837 (vect_analyze_loop_operations, vect_analyze_loop,
7838 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7839 vect_finalize_reduction, vectorizable_reduction,
7840 vectorizable_live_operation, vect_transform_loop): Likewise.
7841 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7842 skip evolution analysis if analyzing a basic block.
7843 (dr_analyze_indices): Likewise.
7844 (initialize_data_dependence_relation): Skip the test whether the
7845 object is invariant for basic blocks.
7846 (compute_all_dependences): Skip dependence analysis for data
7847 references in basic blocks.
7848 (find_data_references_in_stmt): Don't fail in case of invariant
7849 access in basic block.
7850 (find_data_references_in_bb): New function.
7851 (find_data_references_in_loop): Move code to
7852 find_data_references_in_bb and add a call to it.
7853 (compute_data_dependences_for_bb): New function.
7854 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7855 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7857 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7858 unknown dependence in basic block and fail in case of dependence in
7860 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7861 dependence instances from either loop or basic block vectorization
7863 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7864 before calling nested_in_vect_loop_p.
7865 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7866 dependence instances from either loop or basic block vectorization
7868 (vect_verify_datarefs_alignment): Likewise.
7869 (vect_enhance_data_refs_alignment): Adjust function calls.
7870 (vect_analyze_data_refs_alignment): Likewise.
7871 (vect_analyze_group_access): Fix printing. Skip different checks if
7872 DR_STEP is 0. Keep strided stores either in loop or basic block
7873 vectorization data structure. Fix indentation.
7874 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7876 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7877 dependence instances from either loop or basic block vectorization
7879 (vect_analyze_data_refs): Update comment. Call
7880 compute_data_dependences_for_bb to analyze basic blocks.
7881 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7882 case of loop vectorization. In case of basic block vectorization use
7883 data-ref itself as a base.
7884 (vect_create_data_ref_ptr): In case of basic block vectorization:
7885 don't advance the pointer, add new statements before the current
7886 statement. Adjust function calls.
7887 (vect_supportable_dr_alignment): Support only aligned accesses in
7888 basic block vectorization.
7889 * common.opt (ftree-slp-vectorize): New flag.
7890 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7891 (vect_pattern_recog_1): Likewise.
7892 * tree-vect-stmts.c (process_use): Likewise.
7893 (vect_init_vector): Add new statements in the beginning of the basic
7894 block in case of basic block SLP.
7895 (vect_get_vec_def_for_operand): Adjust function calls.
7896 (vect_finish_stmt_generation): Likewise.
7897 (vectorizable_call): Add assert that it is loop vectorization, adjust
7899 (vectorizable_conversion, vectorizable_assignment): Likewise.
7900 (vectorizable_operation): In case of basic block SLP, take
7901 vectorization factor from statement's type and skip the relevance
7902 check. Adjust function calls.
7903 (vectorizable_type_demotion): Add assert that it is loop
7904 vectorization, adjust function calls.
7905 (vectorizable_type_promotion): Likewise.
7906 (vectorizable_store): Check for outer loop only in case of loop
7907 vectorization. Adjust function calls. For basic blocks, skip the
7908 relevance check and don't advance pointers.
7909 (vectorizable_load): Likewise.
7910 (vectorizable_condition): Add assert that it is loop vectorization,
7911 adjust function calls.
7912 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7913 that it is not reduction, get vector type, call only supported
7914 functions, skip loop specific parts.
7915 (vect_transform_stmt): Check for outer loop only in case of loop
7917 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7918 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7919 for external definition.
7920 * passes.c (pass_slp_vectorize): New pass.
7921 * tree-vect-slp.c (find_bb_location): New function.
7922 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7923 check for patterns only in loops.
7924 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7925 case of multiple types in basic block SLP.
7926 (vect_mark_slp_stmts_relevant): New function.
7927 (vect_supported_load_permutation_p): Fix comment.
7928 (vect_analyze_slp_instance): Add argument. In case of basic block
7929 SLP, take vectorization factor from statement's type, check that
7930 unrolling factor is 1. Adjust function call. Save SLP instance in
7931 either loop or basic block vectorization structure. Return FALSE,
7933 (vect_analyze_slp): Add argument. Get strided stores groups from
7934 either loop or basic block vectorization structure. Return FALSE
7935 if basic block SLP failed.
7936 (new_bb_vec_info): New function.
7937 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7938 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7939 (vect_schedule_slp): Add argument. Get SLP instances from either
7940 loop or basic block vectorization structure. Set vectorization factor
7941 to be 1 for basic block SLP.
7942 (vect_slp_transform_bb): New function.
7943 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7945 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7947 * final.c (shorten_branches): Do not align labels for jump tables.
7948 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7950 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7952 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7953 Remove outdated reference to flow.c and fix nits.
7954 * doc/gccint.texi: Tweak RTL description.
7955 * doc/rtl.texi: Likewise.
7957 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7959 * config/avr/avr.c: Change my email address.
7960 * config/avr/avr.h: Likewise.
7961 * config/avr/avr.md: Likewise.
7962 * config/avr/avr-protos.h: Likewise.
7963 * config/avr/libgcc.S: Likewise.
7965 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7967 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7968 (spu_split_load, spu_split_store): Change return type to int.
7969 (spu_split_convert): Declare.
7970 * config/spu/predicates.md (spu_mem_operand): Remove.
7971 (spu_mov_operand): Update.
7972 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7973 * config/spu/spu.c (regno_aligned_for_load): Remove.
7974 (reg_aligned_for_addr, spu_expand_load): Define.
7975 (spu_expand_extv): Reimplement and handle MEM.
7976 (spu_expand_insv): Handle MEM.
7977 (spu_sched_reorder): Handle insn's with length 0.
7978 (spu_legitimate_address_p): Reimplement.
7979 (store_with_one_insn_p): Return TRUE for any mode with size
7980 larger than 16 bytes.
7981 (address_needs_split): Define.
7982 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7984 (spu_convert_move): Define.
7985 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7986 (spu_split_store): Change all MEM's to TImode.
7987 (spu_init_expanders): Preallocate registers that correspond to
7988 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7990 (spu_split_convert): Define.
7991 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7992 (_move<mode>, _movdi, _movti): Update predicate and condition.
7993 (load, store): Change to define_split.
7994 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7996 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7997 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7998 define_insn_and_split of lshr<mode>3.
7999 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8000 (<v>ashr<mode>3_imm): Define.
8001 (extv, extzv, insv): Allow MEM operands.
8002 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8003 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8004 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8005 (_spu_convert2): Change to define_insn_and_split and remove the
8006 corresponding define_peephole2.
8007 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8008 Change predicates to memory_operand.
8010 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8012 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8014 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8016 PR tree-optimization/40219
8017 * tree.c (iterative_hash_expr): Make sure the builtin function is
8018 a normal builtin function and not a front end or back end builtin
8019 before indexing into the built_in_decls array.
8021 2009-05-22 Richard Guenther <rguenther@suse.de>
8024 * alias.c (write_dependence_p): Do not use TBAA for answering
8025 anti-dependence or output-dependence.
8026 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8027 (emit_pointer_definition): Remove.
8028 (emit_alias_warning): Likewise.
8029 (find_what_var_points_to): Remove TBAA pruning code.
8030 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8032 (compute_points_to_sets): Remove code computing the set of
8033 dereferenced pointers.
8034 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8035 oracle for querying anti and output dependencies.
8036 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8037 if TBAA may be applied.
8038 (refs_anti_dependent_p): New function.
8039 (refs_output_dependent_p): Likewise.
8040 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8041 (refs_output_dependent_p): Likewise.
8042 * doc/tree-ssa.texi (Memory model): New section.
8043 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8044 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8045 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8046 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8047 * expr.c (expand_expr_real_1): Likewise.
8048 * gimple-low.c (lower_stmt): Likewise.
8049 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8050 (dump_gimple_cdt): Remove.
8051 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8052 (gimple_size): Likewise.
8053 (walk_gimple_op): Likewise.
8054 (is_gimple_stmt): Likewise.
8055 (walk_stmt_load_store_addr_ops): Likewise.
8056 (gimple_build_cdt): Remove.
8057 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8058 * gimple.h (gimple_cdt_new_type): Remove.
8059 (gimple_cdt_new_type_ptr): Likewise.
8060 (gimple_cdt_set_new_type): Likewise.
8061 (gimple_cdt_location): Likewise.
8062 (gimple_cdt_location_ptr): Likewise.
8063 (gimple_cdt_set_location): Likewise.
8064 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8065 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8066 GIMPLE_CHANGE_DYNAMIC_TYPE.
8067 (verify_types_in_gimple_stmt): Likewise.
8068 * tree-inline.c (estimate_num_insns): Likewise.
8069 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8070 (copy_decl_to_var): Likewise.
8071 (copy_result_decl_to_var): Likewise.
8072 * tree-pretty-print.c (dump_generic_node): Do not handle
8073 CHANGE_DYNAMIC_TYPE_EXPR.
8074 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8075 * tree-ssa-operands.c (get_expr_operands): Likewise.
8076 * tree-ssa-structalias.c (struct variable_info): Remove
8077 no_tbaa_pruning member.
8078 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8079 (unify_nodes): Do not copy it.
8080 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8081 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8082 (set_uids_in_ptset): Do not check it.
8083 (find_what_var_points_to): Likewise.
8084 (compute_tbaa_pruning): Remove.
8085 (compute_points_to_sets): Do not call it.
8086 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8087 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8088 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8089 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8090 (DECL_NO_TBAA_P): Likewise.
8091 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8092 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8093 (expand_omp_atomic_pipeline): Do not set it.
8094 * print-tree.c (print_node): Do not dump it.
8095 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8098 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8101 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8104 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8106 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8109 2009-05-22 Ben Elliston <bje@au.ibm.com>
8111 * Makefile.in (bversion.h, s-bversion): New targets.
8112 (TOPLEV_H): Add bversion.h.
8113 * toplev.h: Include "bversion.h".
8114 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8115 the __format__ attribute only if compiling with the same version
8116 of GCC as the sources (the "build version").
8118 2009-05-22 Ben Elliston <bje@au.ibm.com>
8120 * c-format.c (handle_format_attribute): Fix comment typo.
8122 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8125 * config/ia64/ia64.opt (mfused-madd): New.
8126 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8127 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8128 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8129 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8130 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8131 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8132 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8133 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8134 instruction if !TARGET_FUSED_MADD.
8135 (fpma, fpms): Remove colon from name.
8137 2009-05-22 Richard Guenther <rguenther@suse.de>
8139 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8140 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8141 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8143 (create_expression_by_pieces): Only convert if necessary.
8144 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8145 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8147 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8149 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8150 regular pattern from a template and rename it ...
8151 (*extzv_truncsi_exts): ... to this.
8153 2009-05-21 Richard Guenther <rguenther@suse.de>
8155 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8156 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8157 (cgraph_default_inline_p): Likewise.
8158 (cgraph_decide_inlining_incrementally): Likewise.
8160 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8161 Uros Bizjak <ubizjak@gmail.com>
8163 * config/i386/cpuid.h (bit_MOVBE): New.
8165 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8167 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8168 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8169 (ix86_handle_option): Handle OPT_mmovbe.
8170 (ix86_target_string): Add -mmovbe.
8171 (pta_flags): Add PTA_MOVBE.
8172 (processor_alias_table): Add PTA_MOVBE to "atom".
8173 (override_options): Handle PTA_MOVBE.
8175 * config/i386/i386.h (TARGET_MOVBE): New.
8177 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8178 (*bswapsi_movbe): New.
8179 (*bswapdi_movbe): Likewise.
8180 (bswapdi2): Renamed to ...
8182 (bswapdi2): New expander.
8184 * config/i386/i386.opt (mmovbe): New.
8186 * doc/invoke.texi: Document -mmovbe.
8188 2009-05-21 Taras Glek <tglek@mozilla.com>
8190 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8191 * gcc-plugin.h (plugin_init): Updated signature.
8192 * gcc-plugin.h (plugin_name_args): Moved to this header.
8193 * doc/plugins.texi (plugin_init): Updated documention to reflect
8195 * doc/plugins.texi (plugin_name_args): Added to documention.
8197 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8199 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8200 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8202 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8204 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8205 JUMP_TABLE_DATA_P predicates where applicable.
8206 * config/i386/predicates.md: Ditto.
8207 * config/i386/sse.md: Ditto.
8209 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8211 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8212 operand2 -128 override length_immediate attribute to 1.
8213 * config/i386/predicates.md (constm128_operand): New predicate.
8215 * config/i386/i386.c (memory_address_length): Handle %r12
8216 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8218 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8219 mode look through optional ZERO_EXTEND and SUBREG.
8220 * config/i386/i386.md (R12_REG): New define_constant.
8221 (prefix_data16): For sse unit set also for MODE_TI insns.
8222 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8223 insns set if operand 1 is ext_QIreg_operand.
8224 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8225 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8227 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8228 mode from MODE_DI to MODE_SI.
8229 (movdi_1_rex64): Override modrm and length_immediate attributes
8230 only for movabs (TYPE_IMOV, alternative 2).
8231 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8232 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8233 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8234 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8235 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8236 prefix_rex attribute if DImode.
8237 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8238 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8239 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8240 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8241 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8242 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8243 Likewise. For TYPE_IMOV clear length_immediate attribute.
8244 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8245 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8246 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8247 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8248 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8249 or one operand TYPE_ISHIFT.
8250 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8251 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8252 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8253 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8254 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8255 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8256 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8257 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8258 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8259 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8260 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8261 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8262 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8263 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8264 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8265 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8266 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8267 set mode attribute, don't override length attribute.
8268 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8270 (return_internal_long): Set length attribute to 2 instead of 1.
8271 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8272 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8273 prefix_rex attribute.
8274 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8276 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8278 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8280 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8282 2009-05-20 Ian Lance Taylor <iant@google.com>
8284 * tree.c (build_tree_list_vec_stat): New function.
8285 (ctor_to_vec): New function.
8286 (build_nt_call_vec): New function.
8287 (build_call_array): Change args to be a const pointer.
8288 (build_call_vec): New function.
8289 * tree.h (build_nt_call_vec): Declare.
8290 (build_tree_list_vec_stat): Declare.
8291 (build_tree_list_vec): Define.
8292 (build_call_array): Update declaration.
8293 (build_call_vec): Declare.
8294 (ctor_to_vec): Declare.
8295 * c-common.c (tree_vector_cache): New static variable.
8296 (make_tree_vector): New function.
8297 (release_tree_vector): New function.
8298 (make_tree_vector_single): New function.
8299 (make_tree_vector_copy): New function.
8300 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8301 (make_tree_vector_single, make_tree_vector_copy): Declare.
8302 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8303 (c_parser_expr_list): Don't manage cache here, instead call
8305 (c_parser_release_expr_list): Remove static function.
8306 (c_parser_vec_to_tree_list): Remove static function.
8307 (c_parser_attributes): Call build_tree_list_vec instead of
8308 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8309 c_parser_release_expr_list.
8310 (c_parser_postfix_expression_after_primary): Likewise.
8311 (c_parser_objc_keywordexpr): Likewise.
8313 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8315 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8316 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8317 TARGET_CONVERT_TO_TYPE.
8318 * hooks.c (hook_tree_const_tree_null): Define.
8319 * hooks.h (hook_tree_const_tree_null): Declare.
8320 * target.h (struct gcc_target): Add invalid_parameter_type,
8321 invalid_return_type, promoted_type, and convert_to_type fields.
8322 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8323 (TARGET_INVALID_RETURN_TYPE): Define.
8324 (TARGET_PROMOTED_TYPE): Define.
8325 (TARGET_CONVERT_TO_TYPE): Define.
8326 (TARGET_INITIALIZER): Update for new fields.
8327 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8328 (grokparms): Check targetm.invalid_parameter_type.
8329 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8330 * c-convert.c (convert): Check targetm.convert_to_type.
8332 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8334 * config/mips/mips.md (*extenddi_truncate<mode>,
8335 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8337 (*extendhi_truncateqi): New define_insn_and_sptit.
8339 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8342 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8343 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8345 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8347 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8348 the operand of VIEW_CONVERT_EXPR.
8350 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8352 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8353 extended family and model for Intel processors. Support Intel Atom.
8355 2009-05-20 Olivier Hainque <hainque@adacore.com>
8357 * gstab.h (stab_code_type): Define, to be used instead of the
8358 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8360 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8361 occurrences by stab_code_type.
8362 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8364 2009-05-20 Martin Jambor <mjambor@suse.cz>
8366 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8367 (sra_insert_before): Likewise.
8368 (sra_insert_after): Likewise.
8369 (sra_init_cache): Likewise.
8370 (sra_type_can_be_decomposed_p): Likewise.
8371 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8372 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8373 (sra_insert_before): Likewise.
8374 (sra_insert_after): Likewise.
8375 (sra_init_cache): Likewise.
8376 (insert_edge_copies_seq): Made static and moved upwards.
8378 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8381 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8383 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8384 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8387 2009-05-20 Richard Guenther <rguenther@suse.de>
8389 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8390 with mismatched comparison modes.
8392 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8394 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8395 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8396 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8397 with shifts for Thumb2.
8398 (orsi_notsi): New for orn.
8399 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8400 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8401 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8402 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8403 Don't invert remainder for IOR.
8405 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8407 PR tree-optimization/40087
8408 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8409 number_of_iterations_ne): Rename never_infinite argument.
8410 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8411 number_of_iterations_le): Handle pointer-type ivs when
8412 exit_must_be_taken is false.
8413 (number_of_iterations_cond): Do not always assume that
8414 exit_must_be_taken if the control variable is a pointer.
8416 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8418 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8419 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8421 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8423 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8424 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8426 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8429 * c.opt (Wlogical-op): Disabled by default.
8430 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8432 * doc/invoke.texi (Wlogical-op): Likewise.
8434 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8436 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8438 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8439 Propagate the type of the first operand.
8440 <ASSERT_EXPR>: Simplify.
8441 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8442 Rewrite using the RHS code as discriminant.
8443 <NOP_EXPR>: Turn into CASE_CONVERT.
8444 <PLUS_EXPR>: Propagate the type of the first operand.
8446 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8448 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8449 (ia64_dconst_0_375): New.
8450 * config/ia64/ia64.c (ia64_override_options): Remove
8451 -minline-sqrt-min-latency warning.
8452 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8453 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8454 * config/ia64/ia64.md (*sqrt_approx): Remove.
8455 (sqrtsf2): Remove #if 0.
8456 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8457 (sqrtdf): Remove assert.
8458 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8459 (sqrtxf2): Remove #if 0.
8460 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8461 * div.md (sqrt_approx_rf): New.
8462 (sqrtsf2_internal_thr): New implementation.
8463 (sqrtsf2_internal_lat): New.
8464 (sqrtdf2_internal_thr: New implementation.
8465 (sqrtxf2_internal): New implementation.
8467 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8468 Hans-Peter Nilsson <hp@axis.com>
8470 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8471 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8472 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8473 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8474 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8475 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8476 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8477 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8478 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8479 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8480 * c-common.c: ...from here.
8482 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8484 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8486 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8488 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8490 2009-05-19 Ben Elliston <bje@au.ibm.com>
8492 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8493 assignments with memcpy calls.
8494 (add_fdes): Likewise.
8495 (binary_search_unencoded_fdes): Likewise.
8496 (linear_search_fdes): Eliminate type puns.
8498 2009-05-19 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8501 not falsely claim to have propagated into all uses.
8503 2009-05-19 Ben Elliston <bje@au.ibm.com>
8505 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8508 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8510 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8511 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8512 (TARGET_LEGITIMATE_ADDRESS_P): New.
8513 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8514 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8516 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8519 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8520 child of the containing namespace's DIE.
8522 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8524 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8525 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8526 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8529 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8532 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8533 gen_align with gen_pad.
8534 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8535 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8537 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8538 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8540 * config/i386/i386.md (align): Renamed to ...
8541 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8542 ASM_OUTPUT_MAX_SKIP_PAD.
8544 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8546 * config.gcc: Fix variable syntax.
8549 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8550 before calling exact_log2.
8551 (output_iorsi3): Likewise.
8552 (output_xorsi3): Likewise.
8554 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8556 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8557 for the none zero constant operand except for EQ and NE
8558 comprisons even when the first operand is R0.
8560 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8562 * config/s390/2064.md: Remove trailing whitespaces.
8563 * config/s390/2084.md: Likewise.
8564 * config/s390/constraints.md: Likewise.
8565 * config/s390/fixdfdi.h: Likewise.
8566 * config/s390/libgcc-glibc.ver: Likewise.
8567 * config/s390/s390-modes.def: Likewise.
8568 * config/s390/s390-protos.h: Likewise.
8569 * config/s390/s390.c: Likewise.
8570 * config/s390/s390.h: Likewise.
8571 * config/s390/s390.md: Likewise.
8572 * config/s390/tpf-unwind.h: Likewise.
8574 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8576 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8578 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8581 * configure.ac (m68k-*-*): Check if binutils support TLS.
8582 * configure: Regenerate.
8583 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8584 * config/m68k/constraints.md (Cu): New constraint.
8585 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8586 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8587 (movsi): Handle TLS symbols.
8588 (addsi3_5200): Handle XTLS symbols, indent.
8589 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8590 (m68k_tls_reference_p): Declare.
8591 (m68k_legitimize_address): Declare.
8592 (m68k_unwrap_symbol): Declare.
8593 * config/m68k/m68k.opt (mxtls): New option.
8594 * config/m68k/m68k.c (ggc.h): Include.
8595 (m68k_output_dwarf_dtprel): Implement hook.
8596 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8597 (m68k_expand_prologue): Load GOT pointer when function needs it.
8598 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8599 (m68k_legitimate_constant_address_p): Same.
8600 (m68k_decompose_address): Handle TLS references.
8601 (m68k_get_gp): New static function.
8602 (enum m68k_reloc): New contants.
8603 (TLS_RELOC_P): New macro.
8604 (m68k_wrap_symbol): New static function.
8605 (m68k_unwrap_symbol): New function.
8606 (m68k_final_prescan_insn_1): New static function.
8607 (m68k_final_prescan_insn): New function.
8608 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8610 (legitimize_pic_address): Handle TLS references..
8611 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8612 (m68k_libcall_value_in_a0_p)
8613 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8614 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8615 (m68k_legitimize_tls_address): Handle TLS references.
8616 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8618 (m68k_legitimize_address): Handle TLS symbols.
8619 (m68k_get_reloc_decoration): New static function.
8620 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8622 (m68k_output_dwarf_dtprel): Implement hook.
8623 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8624 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8625 m68k_call_* routines.
8626 (sched_attr_op_type): Handle TLS symbols.
8627 (gt-m68k.h): Include.
8628 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8629 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8631 2009-05-18 Martin Jambor <mjambor@suse.cz>
8633 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8634 (visit_store_addr_for_mod_analysis): New function.
8635 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8636 (determine_cst_member_ptr): Use gimple_assign_single_p.
8637 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8638 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8639 operands. Don't check number of operands of a NOP_EXPR.
8641 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8643 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8645 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8648 * c-common.c (warn_logical_operator): Don't warn if one of
8649 expression isn't always true or false.
8651 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8653 * config/i386/biarch32.h: New file.
8654 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8656 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8658 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8659 *zero_extend<mode>_truncqi): Merge these into ...
8660 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8661 Name the pattern following this as *zero_extendhi_truncqi.
8663 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8666 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8667 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8668 (output_info): Make field HOST_WIDEST_INT.
8669 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8670 (dump_bitmat_statistics): Same.
8672 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8674 * config.gcc (use_gcc_stdint): Set to wrap.
8675 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8676 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8677 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8678 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8679 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8680 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8681 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8682 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8684 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8686 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8688 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8689 Move definitions earlier.
8690 (OPT_ARCH64, OPT_ARCH32): Define.
8691 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8694 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8697 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8700 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8702 * arm.md (movdi2): Copy non-reg values to DImode registers.
8704 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8707 * final.c (label_to_max_skip): New function.
8708 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8709 CODE_LABEL_NUMBER <= max_labelno.
8710 * output.h (label_to_max_skip): New prototype.
8711 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8712 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8713 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8714 Handle CODE_LABELs with >= 16 byte alignment or with
8715 max_skip == (1 << align) - 1.
8716 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8717 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8720 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8721 .p2align 3 if MAX_SKIP is smaller than 7.
8722 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8724 2009-05-15 Ian Lance Taylor <iant@google.com>
8726 * alias.c (struct alias_set_entry_d): Rename from struct
8727 alias_set_entry. Change all uses.
8728 * except.c (struct call_site_record_d): Rename from struct
8729 call_site_record. Change all uses.
8730 * except.h (struct eh_region_d): Rename from struct eh_region.
8732 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8734 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8735 ivtype_map_elt. Change all uses.
8736 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8738 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8739 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8741 (struct sese_d): Rename from struct sese. Change all uses.
8742 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8743 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8744 * optabs.h (struct optab_d): Rename from struct optab. Change all
8746 (struct convert_optab_d): Rename from struct convert_optab.
8748 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8749 ipa_opt_pass. Change all uses.
8750 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8753 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8754 defined as a typedef.
8755 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8758 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8761 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8763 (merge_ranges): Returns bool.
8764 * tree.h (make_range): .. to here.
8765 (build_range_check): Likewise.
8766 (merge_ranges): Likewise. Renamed from merge_ranges.
8767 * c-typeck.c (parser_build_binary_op): Update calls to
8768 warn_logical_operator.
8769 * c-common.c (warn_logical_operator): Add new warning.
8770 * c-common.h (warn_logical_operator): Update declaration.
8772 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8774 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8776 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8778 * doc/install.texi: Document MPC requirements, flags etc.
8780 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8781 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8782 Evaluate constant arguments.
8783 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8784 (fold_builtin_1): Likewise, also evaluate constant arguments.
8785 Remove superfluous break.
8786 (do_mpc_ckconv): New.
8787 * real.h: Include mpc.h.
8788 * toplev.c (print_version): Output MPC version info if available.
8790 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8792 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8794 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8796 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8799 2009-05-15 Jan Hubicka <jh@suse.cz>
8801 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8802 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8803 (try_inline): Fix return value.
8804 (cgraph_decide_inlining_incrementally): Honor new value.
8805 (cgraph_early_inlining): Handle indirect inlining.
8806 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8808 2009-05-15 Jan Hubicka <jh@suse.cz>
8810 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8811 * cgraphunit.c (cgraph_finalize_function): Set it.
8812 (cgraph_expand_function): Use it.
8814 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8816 * real.c (encode_ieee_half): Define.
8817 (decode_ieee_half): Define.
8818 (ieee_half_format): Define.
8819 (arm_half_format): Define.
8820 * real.h (ieee_half_format): Declare.
8821 (arm_half_format): Declare.
8823 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8825 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8826 swapped, and reversed optabs exist before trying to use them.
8828 2009-05-15 Paul Brook <paul@codesourcery.com>
8829 Sandra Loosemore <sandra@codesourcery.com>
8831 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8832 loads. Allow PRE_DEC.
8833 (output_move_neon): Handle PRE_DEC.
8834 (arm_print_operand): Add 'A' for neon structure loads.
8835 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8836 * config/arm/neon.md (neon_mov): Update comment.
8837 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8839 (Um): New constraint.
8841 2009-05-15 Jan Hubicka <jh@suse.cz>
8843 Revert the following patch until testsuite fallout is fixed:
8844 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8845 * cgraph.h (struct inline_summary): New filed self_wize,
8846 size_inlining_benefit, self_time and time_inlining_benefit.
8847 (struct cgraph_global_info): Replace insns by time ans size fields.
8848 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8849 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8850 (ipcp_update_callgraph): Do not touch function bodies.
8851 * ipa-inline.c: Include except.h
8852 (MAX_TIME): New constant.
8853 (overall_insns): Remove
8854 (overall_size, max_benefit): New static variables.
8855 (cgraph_estimate_time_after_inlining): New function.
8856 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8857 (cgraph_clone_inlined_nodes): Update size.
8858 (cgraph_mark_inline_edge): Update size.
8859 (cgraph_estimate_growth): Use size info.
8860 (cgraph_check_inline_limits): Check size.
8861 (cgraph_default_inline_p): Likewise.
8862 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8863 (cgraph_decide_recursive_inlining): Check size.
8864 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8866 (cgraph_decide_inlining): Likewise.
8867 (cgraph_decide_inlining_incrementally): Likewise; honor
8868 PARAM_EARLY_INLINING_INSNS.
8869 (likely_eliminated_by_inlining_p): New predicate.
8870 (estimate_function_body_sizes): New function.
8871 (compute_inline_parameters): Use it.
8872 * except.c (must_not_throw_labels): New function.
8873 * except.h (must_not_throw_labels): Declare.
8874 * tree-inline.c (init_inline_once): Kill inlining_weigths
8875 * tree-ssa-structalias.c: Avoid uninitialized warning.
8876 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8877 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8878 (PARAM_INLINE_CALL_COST): Remove.
8879 (PARAM_EARLY_INLINING_INSNS): New.
8881 2009-05-15 Richard Guenther <rguenther@suse.de>
8883 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8884 not TODO_update_ssa.
8886 2009-05-15 Richard Guenther <rguenther@suse.de>
8888 PR tree-optimization/39999
8889 * gimple.h (gimple_expr_type): Use the expression type looking
8890 through useless conversions.
8891 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8892 (vn_nary_op_insert_stmt): Likewise.
8893 (simplify_binary_expression): Likewise.
8895 2009-05-15 Richard Guenther <rguenther@suse.de>
8897 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8898 New options, enabled by default.
8899 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8901 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8902 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8903 * tree-ssa-structalias.c (gate_tree_pta): New function.
8904 (pass_build_alias): Use it.
8906 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8908 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8909 recurse on an invariant address if a conversion from a pointer
8910 type to a wider integer type is involved.
8912 2009-05-15 Jan Hubicka <jh@suse.cz>
8914 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8915 * cgraph.h (struct inline_summary): New filed self_wize,
8916 size_inlining_benefit, self_time and time_inlining_benefit.
8917 (struct cgraph_global_info): Replace insns by time ans size fields.
8918 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8919 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8920 (ipcp_update_callgraph): Do not touch function bodies.
8921 * ipa-inline.c: Include except.h
8922 (MAX_TIME): New constant.
8923 (overall_insns): Remove
8924 (overall_size, max_benefit): New static variables.
8925 (cgraph_estimate_time_after_inlining): New function.
8926 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8927 (cgraph_clone_inlined_nodes): Update size.
8928 (cgraph_mark_inline_edge): Update size.
8929 (cgraph_estimate_growth): Use size info.
8930 (cgraph_check_inline_limits): Check size.
8931 (cgraph_default_inline_p): Likewise.
8932 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8933 (cgraph_decide_recursive_inlining): Check size.
8934 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8936 (cgraph_decide_inlining): Likewise.
8937 (cgraph_decide_inlining_incrementally): Likewise; honor
8938 PARAM_EARLY_INLINING_INSNS.
8939 (likely_eliminated_by_inlining_p): New predicate.
8940 (estimate_function_body_sizes): New function.
8941 (compute_inline_parameters): Use it.
8942 * except.c (must_not_throw_labels): New function.
8943 * except.h (must_not_throw_labels): Declare.
8944 * tree-inline.c (init_inline_once): Kill inlining_weigths
8945 * tree-ssa-structalias.c: Avoid uninitialized warning.
8946 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8947 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8948 (PARAM_INLINE_CALL_COST): Remove.
8949 (PARAM_EARLY_INLINING_INSNS): New.
8950 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8951 (inline-call-cost): Remove.
8952 (early-inlining-insns): New.
8954 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8956 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8958 (print_int_cst_bounds_in_octal_p): Likewise.
8959 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8961 * dwarf2out.c (base_type_die): Likewise.
8962 (is_subrange_type): Delete.
8963 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8964 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8965 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8966 if the destination type is boolean.
8967 (build_range_check): Do not special-case subtypes.
8968 (fold_sign_changed_comparison): Likewise.
8969 (fold_unary): Likewise.
8970 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8971 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8972 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8973 * tree.c (subrange_type_for_debug_p): New predicate based on the
8974 former is_subrange_type.
8975 * tree.h (subrange_type_for_debug_p): Declare.
8976 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8977 (convert_affine_scev): Remove call to above function.
8978 (chrec_convert_aggressive): Likewise.
8979 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8980 false for conversions involving subtypes.
8981 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8982 (vrp_val_min): Likewise.
8983 (needs_overflow_infinity): Likewise.
8984 (extract_range_from_unary_expr): Likewise.
8986 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8988 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8989 * config/frv/frv.c: Likewise.
8990 * config/s390/s390.c: Likewise.
8991 * config/sparc/sparc.h: Likewise.
8992 * config/i386/i386.h: Likewise.
8993 * config/i386/i386.c: Likewise.
8994 * config/crx/crx.c: Likewise.
8995 * config/m68hc11/m68hc11.h: Likewise.
8996 * config/iq2000/iq2000.c: Likewise.
8997 * config/mn10300/mn10300.h: Likewise.
8998 * config/mn10300/mn10300.c: Likewise.
8999 * config/m68k/m68k.c: Likewise.
9000 * config/rs6000/rs6000.c: Likewise.
9001 * config/rs6000/xcoff.h: Likewise.
9002 * config/rs6000/linux64.h: Likewise.
9003 * config/rs6000/sysv4.h: Likewise.
9004 * config/score/score3.c: Likewise.
9005 * config/score/score7.c: Likewise.
9006 * config/score/score.c: Likewise.
9007 * config/arm/arm.md: Likewise.
9008 * config/mips/mips.c: Likewise.
9009 * config/mips/mips.md: Likewise.
9010 * config/bfin/bfin.h: Likewise.
9011 * config/pa/pa.c: Likewise.
9012 * config/pa/constraints.md: Likewise.
9014 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9015 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9016 * config/pdp11/pdp11.h: Use memory_address_p instead.
9018 2009-05-14 Ian Lance Taylor <iant@google.com>
9020 * passes.c (finish_optimization_passes): Change i to int.
9021 * plugin.c (plugins_active_p): Change event to int.
9022 (dump_active_plugins): Likewise.
9023 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9025 * tree.c (tree_range_check_failed): Change c to unsigned int.
9026 (omp_clause_range_check_failed): Likewise.
9027 (build_common_builtin_nodes): Change mode to int. Add cast.
9028 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9029 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9031 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9032 ++ or -- with a variable of enum type.
9034 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9037 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9039 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9041 * store-motion.c: Do not include params.h
9042 * Makefile.in: Fix dependencies for various files.
9044 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9046 * auto-inc-dec.c: Fix pass description, remove apparent
9047 accidental duplication.
9049 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9052 * ipa-utils.h (memory_identifier_string): Moved to ...
9053 * tree.h (memory_identifier_string): Here. Add GTY(()).
9055 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9057 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9058 in the former documentation of...
9059 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9060 * ira-conflicts.c (get_dup_num): Use address_operand.
9061 * targhooks.c (default_legitimate_address_p): New.
9062 * targhooks.h (default_legitimate_address_p): New.
9063 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9065 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9066 * target.h (struct target): Add legitimate_address_p.
9067 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9068 (TARGET_INITIALIZER): Include it.
9070 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9071 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9072 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9073 (TARGET_LEGITIMATE_ADDRESS_P): New.
9075 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9076 (REG_OK_STRICT_P): Delete.
9077 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9078 (frv_legitimate_address_p_1): ... this.
9079 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9080 (frv_legitimate_address_p_1): ... the renamed old
9081 frv_legitimate_address_p.
9082 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9083 (TARGET_LEGITIMATE_ADDRESS_P): New.
9085 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9086 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9087 * config/s390/s390.c (legitimate_address_p): Rename to...
9088 (s390_legitimate_address_p): ... this, make static.
9089 (legitimize_address): Adjust call.
9090 (TARGET_LEGITIMATE_ADDRESS_P): New.
9091 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9093 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9094 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9095 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9096 (TARGET_LEGITIMATE_ADDRESS_P): New.
9098 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9099 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9100 * config/spu/spu.c (spu_legitimate_address): Rename to...
9101 (spu_legitimate_address_p): ... this, make static.
9102 (TARGET_LEGITIMATE_ADDRESS_P): New.
9104 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9105 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9106 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9107 (sparc_legitimate_address_p): ... this, make static and return bool.
9108 (legitimize_address): Adjust call.
9109 (TARGET_LEGITIMATE_ADDRESS_P): New.
9111 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9112 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9113 * config/i386/i386.c (legitimate_address_p): Rename to...
9114 (ix86_legitimate_address_p): ... this, make static.
9115 (constant_address_p): Move after it, adjust call.
9116 (TARGET_LEGITIMATE_ADDRESS_P): New.
9118 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9119 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9120 * config/avr/avr.c (legitimate_address_p): Rename to...
9121 (avr_legitimate_address_p): ... this, make static.
9122 (legitimize_address): Adjust call.
9123 (TARGET_LEGITIMATE_ADDRESS_P): New.
9125 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9126 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9127 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9128 (TARGET_LEGITIMATE_ADDRESS_P): New.
9130 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9131 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9132 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9133 (TARGET_LEGITIMATE_ADDRESS_P): New.
9135 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9136 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9138 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9140 (TARGET_LEGITIMATE_ADDRESS_P): New.
9142 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9143 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9145 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9147 (m68hc11_legitimate_address_p): ... this, make static.
9148 (go_if_legitimate_address_internal): Rename to...
9149 (m68hc11_legitimate_address_p_1): ... this.
9150 (legitimize_address): Adjust call.
9151 (TARGET_LEGITIMATE_ADDRESS_P): New.
9153 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9154 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9155 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9156 (TARGET_LEGITIMATE_ADDRESS_P): New.
9158 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9159 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9160 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9161 (mn10300_legitimate_address_p): ... this, make static.
9162 (TARGET_LEGITIMATE_ADDRESS_P): New.
9164 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9165 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9166 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9167 (TARGET_LEGITIMATE_ADDRESS_P): New.
9169 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9170 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9171 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9172 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9173 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9174 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9175 (rs6000_legitimate_address_p): ... this, make static.
9176 (TARGET_LEGITIMATE_ADDRESS_P): New.
9177 (REG_MODE_OK_FOR_BASE_P): Delete.
9178 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9180 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9181 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9183 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9184 static, adjust types.
9185 (TARGET_LEGITIMATE_ADDRESS_P): New.
9187 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9188 * config/score/score.c (score_address_p): Rename to...
9189 (score_legitimate_address_p): ... this.
9190 (TARGET_LEGITIMATE_ADDRESS_P): New.
9191 * config/score/score3.c (score3_address_p): Rename to...
9192 (score3_legitimate_address_p): ... this.
9193 * config/score/score7.c (score7_address_p): Rename to...
9194 (score7_legitimate_address_p): ... this.
9196 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9197 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9198 GO_IF_LEGITIMATE_ADDRESS): Delete.
9199 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9200 thumb2_legitimate_address_p): Delete.
9201 (arm_legitimate_address_p): Rename to...
9202 (arm_legitimate_address_outer_p): ... this.
9203 * config/arm/constraints.md ("Uq"): Adjust call.
9204 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9205 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9207 (arm_legitimate_address_outer_p): ... this.
9208 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9210 (TARGET_LEGITIMATE_ADDRESS_P): New.
9212 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9213 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9214 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9215 (TARGET_LEGITIMATE_ADDRESS_P): New.
9217 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9218 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9219 * config/vax/vax.c (legitimate_address_p): Rename to...
9220 (vax_legitimate_address_p): ... this, make static.
9221 (TARGET_LEGITIMATE_ADDRESS_P): New.
9223 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9224 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9225 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9226 (TARGET_LEGITIMATE_ADDRESS_P): New.
9228 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9229 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9230 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9231 (mmix_legitimate_address_p): ... this, make static.
9232 (TARGET_LEGITIMATE_ADDRESS_P): New.
9234 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9235 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9236 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9237 (TARGET_LEGITIMATE_ADDRESS_P): New.
9239 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9241 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9242 of MODE_COMPLEX_INT.
9244 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9246 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9247 LCT_NORMAL in function call.
9248 * mips-tdump.c (print_file_desc): Add cast to enum type.
9249 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9250 (mark_stabs): Add casts to enum types.
9251 (parse_stabs_common): Add casts to enum types.
9253 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9255 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9256 Check for invalid values of LETTER.
9258 2009-05-13 Taras Glek <tglek@mozilla.com>
9260 * attribs.c (register_attribute): moved out attribute registration
9261 into register_attribute.
9262 * doc/plugins.texi: Documented register_attribute and
9264 * gcc-plugin.h: Added forward decl for register_attribute.
9265 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9266 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9267 PLUGIN_ATTRIBUTES boilerplate.
9269 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9271 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9272 values even in sentinel and empty entries.
9273 (ms_printf_flag_specs): Likewise.
9274 (ms_scanf_flag_specs): Likewise.
9275 (ms_strftime_flag_specs): Likewise.
9276 (ms_print_char_table): Likewise.
9277 (ms_scan_char_table): Likewise.
9278 (ms_time_char_table): Likewise.
9280 2009-05-13 Doug Kwan <dougkwan@google.com>
9282 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9284 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9286 * config/mips/mips.md (store): Add attributes for QI and HI.
9288 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9289 (truncdi<mode>2): ... this new pattern.
9291 2009-05-13 Brad Hards <bradh@kde.org>
9293 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9295 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9296 Ben Elliston <bje@au.ibm.com>
9299 * dse.c (check_mem_read_rtx): Guard against width == -1.
9301 2009-05-13 Michael Matz <matz@suse.de>
9304 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9305 (trivially_conflicts_p): New function.
9306 (insert_backedge_copies): Use it.
9308 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9310 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9311 (handle_stdc_pragma): Use new enum constant names.
9312 (handle_pragma_float_const_decimal64): Ditto.
9314 2009-05-13 Ian Lance Taylor <iant@google.com>
9316 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9319 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9321 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9322 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9324 * config/m68k/m68k.h (FL_UCLINUX): Define.
9326 2009-05-13 Jan Hubicka <jh@suse.cz>
9328 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9330 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9332 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9333 unless -fschedule-insns is specified.
9335 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9338 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9339 TARGET_EXPAND_CBRANCHDI4.
9340 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9341 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9342 (cmpeqdi): Fix comment.
9344 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9346 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9347 (sh_legitimate_address_p): Likewise.
9348 * config/sh/sh.c (sh_legitimate_index_p): New.
9349 (sh_legitimate_address_p): Likewise.
9350 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9351 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9352 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9353 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9354 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9355 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9356 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9357 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9358 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9360 2009-05-12 Jan Hubicka <jh@suse.cz>
9362 * tree-inline.c (estimate_operator_cost): Add operands;
9363 when division happens by constant, it is cheap.
9364 (estimate_num_insns): Loads and stores are not having cost of 0;
9365 EH magic stuff is cheap; when computing runtime cost of switch,
9366 use log2 base of amount of its cases; builtin_expect has cost of 0;
9367 compute cost for moving return value of call.
9368 (init_inline_once): Initialize time_based flags.
9369 * tree-inline.h (eni_weights_d): Add time_based flag.
9371 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9373 * df-core.c: Update head documentation.
9375 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9378 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9379 shadowing exisiting variable op1.
9381 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9384 * config/i386/driver-i386.c (processor_signatures): New enum.
9385 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9386 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9387 processor signature to detect geode processor.
9389 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9393 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9395 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9396 causes spurious differences between trunk and cond-optab branch.
9398 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9400 * dojump.c (compare_from_rtx): Delete.
9401 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9402 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9403 if the comparison does not satisfy the predicate; test predicates for
9404 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9405 further if one existing pattern fails.
9406 * expr.h (compare_from_rtx): Delete.
9407 (prepare_operand): Declare it.
9408 * optabs.c: Change "lib call" to "libcall" throughout.
9409 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9410 HAVE_conditional_trap, emit_cmp_insn): Delete.
9411 (can_compare_p): Delete cmp_optab case.
9412 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9413 Accept other parameters by value.
9414 (prepare_operand): Make non-static.
9415 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9416 other parameters by value. Try to widen operands here based on
9417 an optab_methods argument and looking at cbranch_optab.
9418 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9419 loop. Use cbranch_optab directly.
9420 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9421 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9423 (emit_conditional_move, emit_conditional_add): Inline what's needed
9424 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9425 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9426 with COMPARE. Move cmov_optab and cstore_optab above
9427 with cbranch_optab, move cmp_optab down with ucmp_optab,
9428 remove tst_otpab. Do not initialize trap_rtx.
9429 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9430 for trap code. Do not check HAVE_conditional_trap. Use
9431 prepare_cmp_insn. Accept no predicate for operand 3.
9432 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9433 (OTI_ctrap, ctrap_optab): New.
9434 (tst_optab): Delete.
9435 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9436 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9437 with lookup of ctrap_optab.
9438 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9442 * combine.c (combine_simplify_rtx, simplify_set): Do not
9443 special case comparing against zero for cc0 machines.
9444 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9445 COMPARE on cc0 machines.
9446 (simplify_relational_operation): Return a new expression when
9447 a COMPARE could be removed.
9448 * final.c (final_scan_insn): Compare cc_status values
9449 against LHS of a (compare FOO (const_int 0)) cc0 source.
9450 Also check if cc_status.value is the full compare.
9452 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9453 (cstoreMM4): Document.
9454 (conditional_trap): Document ctrapMM4 instead.
9455 (sync_compare_and_swapMM): Refer to cbranchcc4.
9456 (Dependent Patterns): Eliminate obsolete information referring to
9457 the old jump optimization phase.
9458 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9459 of compares with 0 on cc0 machines.
9460 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9461 avoiding references to cc0. Remove text about storing operands
9463 * doc/tm.texi (Condition Codes): Include blurb on different
9464 condition code representations, separate into subsections for
9465 CC0, MODE_CC and conditional execution.
9467 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9468 alpha_emit_setcc): Accept operands and a machine mode.
9469 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9470 Get code/op0/op1 from operands, use machine mode argument
9471 instead of alpha_compare.fp_p. Emit the branch here.
9472 (alpha_emit_setcc): Likewise, and return boolean.
9473 (alpha_emit_conditional_move): Likewise. Assert that
9474 cmp_op_mode == cmp_mode, and simplify accordingly.
9475 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9476 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9477 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9479 (stack probe test): Use cbranchdi4.
9480 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9482 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9483 * config/arc/arc.h (movsicc, movsfcc): Use it.
9484 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9485 (cbranchsi4, cstoresi4): New.
9486 (cmpsi, bCC and sCC expanders): Remove.
9488 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9489 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9490 * config/arm/predicates.md (arm_comparison_operator): Only include
9491 floating-point operators if there is a hardware floating-point unit.
9492 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9493 deferring to cbranch_cc and cstore_cc respectively.
9494 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9495 cbranch_cc, cstore_cc): New.
9496 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9498 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9500 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9501 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9503 (adjust_insn_length): Adjust calls.
9504 (avr_reorg): Handle (compare (foo) (const_int 0)).
9505 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9506 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9507 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9508 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9510 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9511 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9513 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9514 (cbranchsi4, cstorebi4, cstoresi4): New.
9515 (movbisi): This insn is duplicate, split it to zero_extend.
9516 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9517 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9518 (bfin_optimize_loop): Use cbranch expander.
9519 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9520 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9521 (bfin_bimode_comparison_operator): ... this.
9522 (bfin_direct_comparison_operator): New.
9524 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9525 inside (compare FOO (const_int 0)).
9526 (cris_rtx_costs): Handle ZERO_EXTRACT.
9527 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9528 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9529 (*tstdi_v32): Delete.
9530 (*cmpdi_non_v32): Add M alternative for operand 1.
9531 (cmpsi, cmp<mode>): Make private.
9532 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9534 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9536 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9537 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9538 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9539 (cc_reg_operand): New.
9541 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9542 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9543 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9544 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9545 crx_expand_scond): Delete.
9547 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9549 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9550 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9552 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9553 cstoresi4, cstoresf4, cstoredf4): New.
9554 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9555 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9556 Receive the entire operands array.
9557 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9558 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9559 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9560 Get test/op0/op1 from the operands array.
9561 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9563 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9564 (h8300_expand_store): New.
9565 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9567 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9568 (h8300_expand_store): New.
9569 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9570 or do not try to produce (set (cc0) REG).
9571 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9572 change a compare into a move to a scratch register. Disable some
9573 peepholes when comparing with zero.
9574 (tstsi, tsthi, tstsi, cmpqi): Make private.
9577 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9580 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9581 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9582 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9583 (ix86_emit_i387_log1p): Use cbranchxf2.
9584 (ix86_expand_setcc): Return void.
9585 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9586 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9587 cmp<MODEF>, cmpcc): Remove.
9588 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9589 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9590 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9591 (sCC and bCC expanders): Remove.
9592 (stack_protect_test): Use cbranchcc4.
9594 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9596 (ia64_expand_compare): Accept three rtx by reference and return void.
9597 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9598 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9599 from *expr. Update *expr with the BImode comparison to do.
9600 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9601 cmptf, bCC, sCC, conditional_trap): Delete.
9602 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9603 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9604 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9605 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9606 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9608 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9609 type of last argument.
9610 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9611 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9612 use machine mode argument instead of branch_type. Remove dead
9613 code for floating-point comparisons.
9614 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9615 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9617 (cbranchsi4, cstoresi4): New.
9618 * config/iq2000/predicates.md (reg_or_const_operand): New.
9620 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9621 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9622 (b<code>_op): Rewrite to...
9623 (bcc_op): ... this, using match_operator.
9624 (s<code>_op): Rewrite to...
9625 (scc_op): ... this, using match_operator.
9626 (s<code>_24_op): Rewrite to...
9627 (scc_op_24): ... this, using match_operator.
9628 (s<code>_<mode>): Rewrite to...
9629 (cstore<mode>4): ... this, using match_operator.
9630 (s<code>_<mode>_24): Rewrite to...
9631 (cstore<mode>4_24): ... this, using match_operator.
9632 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9633 m32c_unpend_compare, m32c_expand_scc): Delete.
9634 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9635 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9636 (m32c_expand_movcc): Change NE to EQ if necessary.
9637 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9639 * config/m32r/m32r-protos.h (gen_cond_store): New.
9640 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9641 (gen_cond_store): New, from sCC patterns.
9642 (m32r_expand_block_move): Use cbranchsi4.
9643 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9644 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9645 (cbranchsi4, cstoresi4): New.
9647 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9649 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9650 (m68hc11_notice_update_cc): Look into a compare with 0.
9651 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9653 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9654 cmphi, cmpqi, bCC): Delete.
9655 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9656 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9657 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9660 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9661 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9662 * config/m68k/constraints.md (H): New.
9663 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9664 the define_insn below.
9665 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9666 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9667 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9668 patterns): Wrap RHS with COMPARE.
9669 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9670 (*cmpdi_internal): Name this pattern.
9671 (cmpdi): Change to define_insn.
9672 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9673 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9674 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9676 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9677 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9678 (conditional_trap): Change to...
9679 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9680 (*conditional_trap): Use the ordered_comparison_operator and
9681 const1_operand predicates.
9682 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9683 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9684 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9685 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9687 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9688 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9689 (mcore_gen_compare): New.
9690 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9691 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9692 (mcore_gen_compare): ... this.
9693 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9694 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9695 (stack probe pattern): Use cbranchsi4.
9697 * config/mips/predicates.md (mips_cstore_operator): New.
9698 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9699 * config/mips/mips.md (any_cond): Delete.
9700 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9702 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9703 fixuns_truncsfdi2): Use cbranch patterns.
9704 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9705 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9706 Adjust call to mips_expand_conditional_branch.
9707 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9709 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9710 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9711 * config/mips/mips.c (cmp_operands): Delete.
9712 (mips_emit_compare): Get comparison operands from *op0/*op1.
9713 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9714 that it succeeds. Use op0/op1 instead of cmp_operands.
9715 (mips_expand_conditional_branch, mips_expand_conditional_move,
9716 mips_expand_conditional_trap): Likewise.
9717 (mips_block_move_loop): Use cbranch patterns.
9718 * config/mips/mips.h (cmp_operands): Delete.
9720 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9721 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9722 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9723 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9724 (*cmpcc_folded): Rename to...
9725 (*cmpdi_folded): this.
9726 (*cmpcc): Rename to...
9728 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9731 (cbranchdf4): New. Handle invalid comparisons here.
9732 * config/mmix/predicates.md (float_comparison_operator): New.
9734 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9735 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9736 * config/mn10300/mn10300.md (tst): Delete.
9737 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9738 Name these patterns and wrap RHS in a compare.
9739 (*cmpsi): Make this pattern private. Include tst.
9740 (*cmpsf): Make this pattern private.
9741 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9742 (compare with zero peepholes): Likewise.
9744 (cbranchsi4, cbranchsf4): New.
9745 (casesi): Use cbranchsi4.
9747 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9748 hppa_branch_type): Delete.
9749 (return_addr_rtx): Use cbranchsi4.
9750 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9751 Emit CCFPmode comparison here.
9752 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9753 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9754 hppa_branch_type): Delete.
9755 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9756 (movsicc, movdicc): Remove references to hppa_compare_op0,
9757 hppa_compare_op1 and compare_from_rtx.
9758 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9759 (casesi): Use cbranchsi4.
9761 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9762 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9763 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9764 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9765 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9767 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9768 (*branch, *branch_inverted): New.
9770 * config/picochip/picochip.md (cbranchhi4): Use
9771 ordered_comparison_operator.
9772 (cmphi, bCC): Remove.
9774 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9775 (trap_comparison_operator): Delete.
9776 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9777 rs6000_emit_cbranch): Accept mode and operands.
9778 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9779 rs6000_compare_fp_p): Delete.
9780 (rs6000_generate_compare): Accept mode and comparison. Extract code
9781 and op0/op1 from there. Replace references to rs6000_compare_op0
9782 and rs6000_compare_op1.
9783 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9784 extract result from passed operands.
9785 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9786 extract loc from passed operands.
9787 (rs6000_emit_cmove): Likewise.
9788 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9789 rs6000_compare_fp_p): Delete.
9790 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9791 (cbranch<GPR>4, cbranch<FP>4): New.
9792 (cstore<mode>4): New. Consolidate here all choices about when to use
9793 portable or specialized sCC sequences.
9794 (stack_protect_test): Use cbranchsi4.
9795 (conditional_trap): Replace with ctrap<GPR>4.
9796 (conditional trap insn): Replace trap_comparison_operator with
9797 ordered_comparison_operator.
9799 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9800 (s390_emit_prologue): Use ctrap.
9801 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9802 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9803 New predicates replacing...
9804 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9805 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9806 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9807 (add<mode>cc): Do not use s390_compare_op0/op1.
9808 (s<code>): Change to...
9809 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9811 (cstorecc4): ... this. Handle EQ or NE equally.
9812 (*sne): Un-privatize for use in cstorecc4.
9813 (b<code>): Change to...
9814 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9815 (conditional_trap): Replace with...
9816 (ctrap<GPR>4, ctrap<FP>4): ... these.
9817 (stack_protect): Use cbranchcc4.
9819 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9820 * config/score/score-protos.h (score_gen_cmp): Delete.
9821 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9822 (score_block_move-loop): Use cbranchsi4.
9823 * config/score/score.md (cbranchsi4): New.
9824 (cmpsi, bCC): Delete.
9825 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9826 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9827 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9828 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9829 * config/score/score3.h (score3_gen_cmp): Delete.
9830 * config/score/score7.h (score7_gen_cmp): Delete.
9832 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9833 (sh_emit_scc_to_t): ... this. Return void.
9834 (from_compare): Rename to...
9835 (sh_emit_compare_and_branch): ... this.
9836 (sh_emit_compare_and_set): New.
9837 (sh_expand_t_scc): Accept operands.
9838 * config/sh/predicates.md (sh_float_comparison_operator): New.
9839 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9840 (prepare_scc_operands): Rename to...
9841 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9843 (sh_emit_cheap_store_flag): New.
9844 (sh_emit_set_t_insn): New.
9845 (from_compare): Rename to...
9846 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9847 handling of TARGET_SH2E floating point to avoid recursive call.
9848 Generate branch here.
9849 (sh_emit_compare_and_set): New.
9850 (sh_expand_t_scc): Get op0/op1 from arguments.
9851 (sh_emit_cheap_store_flag): New.
9852 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9854 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9855 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9856 (movsicc, movdicc): Do nothing when it recreated operands from
9857 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9858 prepare_scc_operands (now sh_emit_scc_to_t).
9859 (udivdi3): Use cstoresi4.
9860 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9861 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9862 (cbranchint4_media, cbranchfp4_media): New.
9863 (casesi): Use cbranchdi4.
9864 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9866 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9867 (movnegt): Remove second operand.
9868 (cbranchsf4, cbranchdf4): New.
9869 (stack_protect): Use cbranchdi4/cbranchsi4.
9871 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9872 (gen_compare_reg): Accept comparison, extract part of it to...
9873 (gen_compare_reg_1): ... this.
9874 (gen_compare_operator): Delete.
9875 (gen_v9_scc): Accept separate destination, comparison code and arms.
9876 Do not use sparc_compare_op0/sparc_compare_op1.
9877 (emit_scc_insn, emit_conditional_branch_insn): New.
9878 (emit_v9_brxx): Make static. Remove useless assertion.
9879 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9881 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9882 * config/sparc/sparc-protos.h (gen_compare_reg,
9883 sparc_emit_float_lib_cmp): Adjust prototype.
9884 (emit_scc_insn, emit_conditional_branch_insn): New.
9885 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9886 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9887 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9888 iterators to the top.
9889 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9890 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9891 snedi_special_trunc): Delete.
9892 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9893 and snedi_special_trunc.
9894 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9895 cbranchdi4, cbranch<F:mode>4): New.
9896 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9897 here. Use gen_compare_reg instead of gen_compare_operator.
9898 (conditional_trap): Replace with...
9899 (ctrapsi4, ctrapdi4): ... this.
9900 (stack_protect_test): Use cbranchcc4.
9902 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9904 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9905 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9906 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9907 from operands[0] or operands[3] depending on is_set.
9908 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9909 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9910 cmpdf, bCC), sCC: Remove.
9911 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9912 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9914 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9915 spu_emit_branch_or_set.
9917 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9919 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9920 xstormy16_compare_op1): Delete.
9921 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9922 xstormy16_compare_op1): Delete.
9923 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9925 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9926 (cmphi, cmpsi, bCC): Remove.
9928 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9929 (*cmpsi): ... this one.
9930 (cbranchsi4, cstoresi4): New.
9931 (bCC expanders): Delete.
9932 (sCC insns): Fold into...
9933 (*setcc): ... this one.
9934 (casesi): Do not use gen_cmpsi and gen_bgtu.
9935 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9936 (movsicc): Simplify.
9937 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9939 * config/vax/vax-protos.h (cond_name): New.
9940 (vax_output_conditional_branch): Remove.
9941 * config/vax/vax.c (cond_name): New.
9942 (vax_output_conditional_branch): Remove.
9943 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9944 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9945 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9946 (bit<VAXint>): Wrap source with (compare).
9947 (b<code> and following unnamed pattern): Rename to *branch and
9948 *branch_reversed. Change macroization to match_operator.
9949 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9951 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9952 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9953 Change last argument to machine_mode.
9954 (xtensa_expand_scc): Add machine_mode argument.
9955 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9956 (gen_conditional_move, xtensa_expand_conditional_branch,
9957 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9958 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9959 Adjust operand numbers.
9960 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9962 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9963 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9964 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9966 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9968 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9969 causes spurious differences between trunk and cond-optab branch.
9971 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9974 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9976 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9978 * tree.c (iterative_hash_pointer): Delete.
9979 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9980 Hash UIDs and versions of SSA names. Don't special-case built-in
9981 function declarations.
9983 2009-05-11 Ian Lance Taylor <iant@google.com>
9986 * graphite.c: Force -Wc++-compat to only be a warning before
9987 #including "cloog/cloog.h".
9989 2009-05-11 Martin Jambor <mjambor@suse.cz>
9991 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9993 2009-05-11 Jan Hubicka <jh@suse.cz>
9995 * tree-ssa-loop-ivcanon.c: Include target.h
9996 (struct loop_size): new structure.
9997 (constant_after_peeling): New predicate.
9998 (tree_estimate_loop_size): New function.
9999 (estimated_unrolled_size): Rewrite for new estimates.
10000 (try_unroll_loop_completely): Use new estimates.
10001 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10003 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10005 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10006 libcpp interface change.
10007 (spu_macro_to_expand): Likewise.
10009 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10011 PR tree-optimization/40026
10012 * gimplify.c (gimplify_init_constructor): Change initial conditional
10013 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10014 optimize_compound_literals_in_ctor.
10016 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10018 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10020 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10022 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10024 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10025 HOST_WIDE_INT for gap.
10027 2009-05-11 Ira Rosen <irar@il.ibm.com>
10029 PR tree-optimization/40074
10030 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10031 account in group size and step comparison.
10033 2009-05-11 Richard Guenther <rguenther@suse.de>
10035 * passes.c (init_optimization_passes): Strip now incorrect comment.
10036 (execute_function_todo): Do not set PROP_alias.
10037 * tree-pass.h (PROP_alias): Remove.
10038 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10039 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10040 * tree-nrv.c (pass_return_slot): Likewise.
10041 * tree-object-size.c (pass_object_sizes): Likewise.
10042 * tree-ssa-dom.c (pass_dominator): Likewise.
10043 (pass_phi_only_cprop): Likewise.
10044 * tree-ssa-dse.c (pass_dse): Likewise.
10045 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10046 (pass_cselim): Likewise.
10047 * tree-ssa-pre.c (pass_pre): Likewise.
10048 (pass_fre): Likewise.
10049 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10050 * tree-ssa-sink.c (pass_sink_code): Likewise.
10051 * tree-stdarg.c (pass_stdarg): Likewise.
10052 * tree-tailcall.c (pass_tail_calls): Likewise.
10053 * tree-vrp.c (pass_vrp): Likewise.
10055 2009-05-10 Ian Lance Taylor <iant@google.com>
10057 * basic-block.h (enum profile_status): Break out of struct
10058 control_flow_graph.
10059 * cgraph.h (struct inline_summary): Break out of struct
10061 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10062 of struct cgraph_order_sort.
10063 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10064 * cse.c (struct branch_path): Break out of struct
10065 cse_basic_block_data.
10066 * except.h (enum eh_region_type): Break out of struct eh_region.
10067 * gcc.c (enum add_del): Break out of struct modify_target.
10068 * genrecog.c (enum decision_type): Break out of struct decision_test.
10069 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10071 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10072 * regmove.c (enum match_use): New enum, broken out of struct match.
10073 * sched-int.h (enum post_call_group): New enum, broken out of
10075 (struct deps_reg): Break out of struct deps.
10076 * target.h (struct asm_int_op): Break out of struct gcc_target.
10077 * tree-eh.c (struct goto_queue_node): Break out of struct
10079 * tree-inline.h (enum copy_body_cge_which): Break out of
10081 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10083 * c-decl.c (in_struct, struct_types): New static variables.
10084 (pushtag): Add loc parameter. Change all callers.
10085 (lookup_tag): Add ploc parameter. Change all callers.
10086 (check_compound_literal_type): New function.
10087 (parser_xref_tag): Add loc parameter. Change all callers. If
10088 -Wc++-compat, warn about struct/union/enum types defined within a
10090 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10091 and loc parameters. Change all callers. Change error calls to
10092 error_at, using loc. For a redefinition, if the location of the
10093 original definition is known, report it. Set in_struct and
10094 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10095 (finish_struct): Add new parameters enclosing_in_struct and
10096 enclosing_struct_types. Change all callers. Set
10097 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10098 in the struct. If in a struct, add this struct to struct_types.
10099 (start_enum): Add loc parameter. Change all callers. Use
10100 error_at for errors, using loc. For a redefinition, if the
10101 location of the original definition is known, report it. If in a
10102 struct, add this enum type to struct_types. If -Wc++-compat warn
10103 if in sizeof, typeof, or alignof.
10104 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10105 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10106 (c_parser_enum_specifier): Get enum location for start_enum.
10107 (c_parser_struct_or_union_specifier): Get struct location for
10108 start_struct. Save in_struct and struct_types status between
10109 start_struct and finish_struct.
10110 (c_parser_cast_expression): Get location of cast.
10111 (c_parser_alignof_expression): Get location of type.
10112 (c_parser_postfix_expression): Likewise.
10113 (c_parser_postfix_expression_after_paren_type): Add type_loc
10114 parameter. Change all callers. Call check_compound_literal_type.
10115 Use type_loc for error about variable size type.
10116 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10117 of an enum constant from an enum type defined in a struct or union.
10118 (c_cast_expr): Add loc parameter. Change all callers. If
10119 -Wc++-compat, warn about defining a type in a cast.
10120 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10121 (start_enum, start_struct, finish_struct): Update declarations.
10122 (parser_xref_tag, c_cast_expr): Update declarations.
10123 (check_compound_literal_type): Declare.
10125 2009-05-11 Ben Elliston <bje@au.ibm.com>
10127 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10128 for recent libcpp interface change.
10129 (rs6000_macro_to_expand): Likewise.
10131 2009-05-10 Michael Matz <matz@suse.de>
10134 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10135 not at entry of function.
10137 2009-05-10 Richard Guenther <rguenther@suse.de>
10139 PR tree-optimization/40081
10141 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10142 using the main variant of the element type. Do not fiddle with
10143 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10145 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10146 structs with volatile fields.
10148 2009-05-10 Jan Hubicka <jh@suse.cz>
10150 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10151 (estimate_move_cost): Assert that it does not get called for
10153 (estimate_num_insns): Skip VOID types in argument handling.
10154 (optimize_inline_calls): Delete unreachable blocks and verify that
10155 callgraph is valid.
10157 2009-05-10 Jan Hubicka <jh@suse.cz>
10159 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10160 * cgraph.c (cgraph_mark_address_taken_node): New function.
10161 (dump_cgraph_node): Dump new flag.
10162 * cgraph.h (struct cgraph_node): Add address_taken.
10163 (cgraph_mark_address_taken_node): New function.
10164 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10165 since new direct calls can be born.
10167 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10169 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10170 tok->val.node.node.
10172 2009-05-10 Jan Hubicka <jh@suse.cz>
10174 PR middle-end/40084
10175 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10177 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10178 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10179 * tree-inline.c (copy_bb): Set frequency correctly.
10180 (fold_marked_statements): Update call to
10181 cgraph_update_edges_for_call_stmt.
10183 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10185 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10186 identifiers in diagnostics.
10187 * config/arm/arm.c (arm_handle_fndecl_attribute,
10188 arm_handle_isr_attribute): Likewise.
10189 * config/avr/avr.c (avr_handle_progmem_attribute,
10190 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10191 * config/bfin/bfin.c (handle_int_attribute,
10192 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10193 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10194 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10196 * config/darwin.c (darwin_handle_kext_attribute,
10197 darwin_handle_weak_import_attribute): Likewise.
10198 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10199 h8300_handle_eightbit_data_attribute,
10200 h8300_handle_tiny_data_attribute): Likewise.
10201 * config/i386/i386.c (ix86_handle_cconv_attribute,
10202 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10203 * config/i386/winnt.c (ix86_handle_shared_attribute,
10204 ix86_handle_selectany_attribute): Likewise.
10205 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10206 * config/m32c/m32c.c (function_vector_handler): Likewise.
10207 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10208 m68hc11_handle_fntype_attribute): Likewise.
10209 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10210 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10211 * config/mips/mips.c (mips_insert_attributes,
10212 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10213 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10214 rs6000_handle_struct_attribute): Likewise.
10215 * config/sh/sh.c (sh_insert_attributes,
10216 sh_handle_resbank_handler_attribute,
10217 sh_handle_interrupt_handler_attribute,
10218 sh2a_handle_function_vector_handler_attribute,
10219 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10221 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10222 * config/spu/spu.c (spu_handle_fndecl_attribute,
10223 spu_handle_vector_attribute): Likewise.
10224 * config/stormy16/stormy16.c
10225 (xstormy16_handle_interrupt_attribute): Likewise.
10226 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10227 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10229 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10231 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10232 (pp_translate_identifiers): New.
10233 (pp_identifier): Only conditionally translate identifier to locale
10235 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10236 (pp_base_tree_identifier): Only conditionally translate identifier
10237 to locale character set.
10238 * c-pretty-print.c (M_): Define.
10239 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10240 fragments for conditional translation with M_.
10241 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10242 identifier translation.
10244 2009-05-10 Richard Guenther <rguenther@suse.de>
10246 PR tree-optimization/40081
10247 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10248 using the main variant of the element type. Do not fiddle with
10249 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10251 2009-05-09 Jan Hubicka <jh@suse.cz>
10253 PR middle-end/40080
10254 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10255 indirect calls; verify cgraph afterwards.
10257 2009-05-09 Jan Hubicka <jh@suse.cz>
10260 * ipa.c (update_inlined_to_pointer): New function.
10261 (cgraph_remove_unreachable_nodes): Use it.
10263 2009-05-09 Jan Hubicka <jh@suse.cz>
10265 * tree-eh.c (struct leh_state): Remove prev_try.
10266 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10267 not track prev_try.
10268 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10269 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10270 remove_eh_handler_and_replace, foreach_reachable_handler,
10271 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10272 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10273 (gen_eh_region_cleanup): Update prototype.
10275 2009-05-09 Jan Hubicka <jh@suse.cz>
10277 PR middle-end/40043
10278 * except.c (copy_eh_region): Always set prev_try.
10279 (redirect_eh_edge_to_label): Find outer try.
10280 (foreach_reachable_handler): When looking for prev try
10281 handle case where previous try is not going to be taken.
10283 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10285 PR tree-optimization/40049
10286 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10287 only vector/vector shifts, convert the type of the constant to the
10288 appropriate type to avoid building incorrect trees, which
10289 eventually have problems with garbage collection.
10291 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10293 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10294 -1 for complex floating-point types if honoring signed zeros.
10296 2009-05-08 Jan Hubicka <jh@suse.cz>
10298 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10299 argument; handle correctly when profile is absent.
10300 (build_cgraph_edges): Update.
10301 (rebuild_cgraph_edges): Update.
10302 * cgraph.c: Do not include varray.h.
10303 (cgraph_set_call_stmt_including_clones): New function.
10304 (cgraph_create_edge_including_clones): Likewise
10305 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10306 (cgraph_update_edges_for_call_stmt): Handle clones.
10307 (cgraph_remove_node): Handle clone tree.
10308 (cgraph_remove_node_and_inline_clones): New function.
10309 (dump_cgraph_node): Dump clone tree.
10310 (cgraph_clone_node): Handle clone tree.
10311 (clone_function_name): Bring here from tree-inline.c.
10312 (cgraph_create_virtual_clone): New function.
10313 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10314 (cgraph_clone_info): New function.
10315 (strut cgraph_node): Add clone_info and new clone tree pointers.
10316 (cgraph_remove_node_and_inline_clones,
10317 cgraph_set_call_stmt_including_clones,
10318 cgraph_create_edge_including_clones,
10319 cgraph_create_virtual_clone): Declare.
10320 (cgraph_function_versioning): Use VEC argument.
10321 (compute_call_stmt_bb_frequency): Update prototype.
10322 (cgraph_materialize_all_clones): New function.
10323 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10324 (ipcp_create_replace_map): Update to VECtors.
10325 (ipcp_update_callgraph): Use virtual clones.
10326 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10327 (ipcp_update_profiling): Do not update local profiling.
10328 (ipcp_insert_stage): Use VECtors and virtual clones.
10329 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10330 (clone_of_p): New function.
10331 (cgraph_preserve_function_body_p): Use clone tree.
10332 (cgraph_optimize): Materialize clones.
10333 (cgraph_function_versioning): Update for VECtors.
10334 (save_inline_function_body): Use clone tree.
10335 (cgraph_materialize_clone): New function.
10336 (cgraph_materialize_all_clones): Likewise.
10337 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10338 * ipa.c: Include gimple.h.
10339 (cgraph_remove_unreachable_nodes): Use clone tree.
10340 * ipa-prop.c (ipa_note_param_call): Update call to
10341 compute_call_stmt_bb_frequencycall.
10342 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10343 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10344 (copy_bb): Handle updating of clone tree; add new edge when new call
10346 (expand_call_inline): Be strict about every call having edge.
10347 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10348 (delete_unreachable_blocks_update_callgraph): New function.
10349 (tree_function_versioning): Use VECtors; always remove unreachable
10350 blocks and fold conditionals.
10351 * tree-inline.h: Do not include varray.h.
10352 (tree_function_versioning): Remove.
10353 * Makefile.in (GTFILES): Remove tree-inline.c
10354 * passes.c (do_per_function): Do only functions having body.
10355 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10358 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10359 Andrew Morrow <acm@google.com>
10362 * c-common.c (c_common_attribute_table): Permit deprecated
10363 attribute to take an optional argument.
10364 (handle_deprecated_attribute): If the optional argument to
10365 __attribute__((deprecated)) is not a string ignore the attribute
10366 and emit a warning.
10368 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10369 * c-typeck.c (build_component_ref): Likewise.
10370 (build_external_ref): Likewise.
10372 * toplev.c (warn_deprecated_use): Add an attribute argument.
10373 Emit the message associated with __attribute__((deprecated)).
10375 * toplev.h (warn_deprecated_use): Updated.
10377 * doc/extend.texi: Document new optional parameter to
10378 __attribute__((deprecated))
10380 2009-05-08 Michael Eager <eager@eagercon.com>
10382 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10383 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10385 2009-05-08 Richard Guenther <rguenther@suse.de>
10387 PR tree-optimization/40062
10388 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10389 Avoid exponential behavior.
10391 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10393 PR rtl-optimization/33928
10395 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10396 process_uses, build_single_def_use_links): New.
10397 (update_df): Update use_def_ref.
10398 (forward_propagate_into): Use get_def_for_use instead of use-def
10400 (fwprop_init): Call build_single_def_use_links and let it initialize
10402 (fwprop_done): Free use_def_ref.
10403 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10404 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10405 df_rd_simulate_one_insn): New.
10406 (df_rd_bb_local_compute_process_def): Update head comment.
10407 (df_chain_create_bb): Use the new RD simulation functions.
10408 * df.h (df_rd_simulate_artificial_defs_at_top,
10409 df_rd_simulate_one_insn): New.
10410 * opts.c (decode_options): Enable fwprop at -O1.
10411 * doc/invoke.texi (-fforward-propagate): Document this.
10413 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10416 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10417 and one complex operand specially.
10418 * tree-complex.c (some_nonzerop): Do not identify a real value as
10419 zero if flag_signed_zeros.
10421 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10423 PR rtl-optimization/33928
10424 * loop-invariant.c (record_use): Fix && vs. || mishap.
10426 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10428 PR rtl-optimization/33928
10429 * loop-invariant.c (struct use): Add addr_use_p.
10430 (struct def): Add n_addr_uses.
10431 (struct invariant): Add cheap_address.
10432 (create_new_invariant): Set cheap_address.
10433 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10434 (record_uses): Pass df_ref to record_use.
10435 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10438 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10440 * config/sh/sh.c: Do not include c-pragma.h.
10442 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10444 * config/spu/spu.c: Remove include of c-common.h.
10446 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10449 * c-common.h (mark_valid_location_for_stdc_pragma,
10450 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10451 clear_float_const_decimal64, float_const_decimal64_p): New.
10452 * c.opt (Wunsuffixed-float-constants): New.
10453 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10454 unsuffixed float constant, handle new warning.
10455 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10456 * c-decl.c (c_scope): New flag float_const_decimal64.
10457 (set_float_const_decimal64, clear_float_const_decimal64,
10458 float_const_decimal64_p): New.
10459 (push_scope): Set new flag.
10460 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10461 to use STDC pragmas.
10462 (c_parser_external_declaration): Ditto.
10463 (c_parser_compound_statement_nostart): Ditto.
10464 * c-pragma.c (valid_location_for_stdc_pragma,
10465 mark_valid_location_for_stdc_pragma,
10466 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10467 handle_pragma_float_const_decimal64): New.
10468 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10469 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10470 set_float_const_decimal64, clear_float_const_decimal64,
10471 float_const_decimal64_p): New dummy functions.
10472 * doc/extend.texi (Decimal Float): Remove statement that the
10473 pragma, and suffix for double constants, are not supported.
10474 * doc/invoke.texi (Warning Options): List new option.
10475 (-Wunsuffixed-float-constants): New.
10477 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10479 * config/i386/i386.c: Do not include c-common.h.
10481 2009-05-07 Mark Heffernan <meheff@google.com>
10483 * doc/invoke.texi (Debugging Options): Document change of debugging
10485 * opts.c (decode_options): Make dump_base_name relative to
10486 aux_base_name directory.
10488 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10490 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10491 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10493 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10495 * Makefile.in (install-plugin): Simplify a bit.
10497 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10499 * Makefile.in (OBJS-common): Add regcprop.o.
10501 * timevar.def (TV_CPROP_REGISTERS): New.
10502 * regrename.c (regrename_optimize): Return 0.
10503 (rest_of_handle_regrename): Delete.
10504 (pass_rename_registers): Point to regrename_optimize.
10505 (struct value_data_entry, struct value_data,
10506 kill_value_one_regno, kill_value_regno, kill_value,
10507 set_value_regno, init_value_data, kill_clobbered_value,
10508 kill_set_value, kill_autoinc_value, copy_value,
10509 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10510 replace_oldest_value_reg, replace_oldest_value_addr,
10511 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10512 debug_value_data, validate_value_data): Move...
10513 * regcprop.c: ... here.
10514 (rest_of_handle_cprop): Delete.
10515 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10517 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10519 PR middle-end/40057
10520 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10521 GEN_INT for 1 << bitnum.
10522 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10523 build_int_cst_type.
10525 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10527 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10528 Remove wrong description of "nand" operation.
10530 2009-05-06 Richard Guenther <rguenther@suse.de>
10531 Adam Nemet <anemet@caviumnetworks.com>
10533 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10534 comment. Add that if LHS is not a gimple register, then RHS1 has
10535 to be a single object (GIMPLE_SINGLE_RHS).
10537 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10539 * expr.c (get_def_for_expr): Move it up in the file.
10540 (store_field): When expanding a bit-field store, look at the
10541 defining gimple stmt for the masking conversion.
10543 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10545 PR middle-end/39986
10546 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10547 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10548 32-bit memcpy into long.
10550 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10552 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10553 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10555 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10556 instead of appending DW_OP_deref*.
10558 2009-05-06 Michael Matz <matz@suse.de>
10560 PR middle-end/40021
10561 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10562 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10564 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10566 * Makefile.in (install-plugin): Fix srcdir handling.
10568 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10570 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10571 when processing for not_regs_needed bitmap.
10572 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10573 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10574 handling it for rhs.
10576 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10578 * config/i386/i386.md (unnamed inc/dec peephole): Use
10579 optimize_insn_for_size_p instead of optimize_size.
10580 * config/i386/predicates.md (incdec_operand): Likewise.
10581 (aligned_operand): Likewise.
10582 * config/i386/sse.md (divv8sf3): Likewise.
10583 (sqrtv8sf2): Likewise.
10585 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10587 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10589 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10591 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10593 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10594 ssemodesuffixf2c with avxmodesuffixf2c.
10596 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10599 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10601 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10603 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10604 (struct tree_base): Adjust spacing for 8 bit boundaries.
10605 (struct tree_decl_common): Add decl_by_reference_flag bit.
10606 (DECL_BY_REFERENCE): Adjust.
10607 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10608 print DECL_BY_REFERENCE bit.
10609 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10610 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10611 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10612 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10615 PR middle-end/39666
10616 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10617 range of the type, but default label is missing, add it with one
10618 of the existing labels instead of adding a new label for it.
10620 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10624 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10626 * Makefile.in (enable_plugin, plugin_includedir): New.
10627 (install): Depend on install-plugin.
10628 (PLUGIN_HEADERS): New.
10629 (install-plugin): New.
10630 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10632 2009-05-05 Richard Guenther <rguenther@suse.de>
10634 PR tree-optimization/40022
10635 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10637 (phivn_valid_p): Fix tuplification error, simplify.
10638 (phiprop_insert_phi): Add dumps.
10639 (propagate_with_phi): Simplify.
10641 2009-05-05 Richard Guenther <rguenther@suse.de>
10643 PR middle-end/40023
10644 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10646 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10648 * tree.h (strip_float_extensions): Remove duplicate declaration.
10649 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10650 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10651 block_ultimate_origin): Rearrange the declarations line to match the
10652 comment that indicates the .c file which the functions are defined.
10653 (dwarf2out_*, set_decl_rtl): Add comment.
10654 (get_base_address): Adjust comment.
10655 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10656 declarations line and add comment.
10657 (is_builtin_name): Add blank after function name, for clarity.
10659 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10661 * attribs.c (decl_attributes): Use %qE for identifiers in
10663 * cgraphunit.c (verify_cgraph_node): Translate function names to
10664 locale character set in diagnostics.
10665 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10667 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10668 Document that functions are named in UTF-8.
10669 * expr.c (expand_expr_real_1): Translate function names to locale
10670 character set in diagnostics.
10671 * gimplify.c (omp_notice_variable, omp_is_private,
10672 gimplify_scan_omp_clauses): Use %qE for identifiers in
10674 * langhooks.c (lhd_print_error_function): Translate function names
10675 to locale character set.
10676 * langhooks.h (decl_printable_name): Document that return value is
10677 in internal character set.
10678 * stmt.c: Include pretty-print.h
10679 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10681 (resolve_operand_name_1): Translate named operand name to locale
10683 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10685 * toplev.c (announce_function): Translate function names to locale
10687 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10688 (default_tree_printer): Use pp_identifier or translate identifiers
10689 to locale character set. Mark "<anonymous>" for translation.
10690 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10691 for identifiers in diagnostics.
10692 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10694 * varasm.c (output_constructor): Use %qE for identifiers in
10697 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10699 * configure.ac: use ` ` instead of $()
10700 * configure: Regenerate.
10702 2009-05-05 Ben Elliston <bje@au.ibm.com>
10704 * config/pa/linux-atomic.c: Eliminate conditional include of
10705 errno.h on non-LP64 systems to simplify build requirements.
10707 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10709 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10711 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10712 and pass value to identifier_to_locale.
10713 (warn_variable_length_array): Make name a tree.
10714 (grokdeclarator): Separate diagnostic texts for named and unnamed
10715 declarators. Use %qE for named declarators.
10716 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10718 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10719 identifiers in diagnostics.
10720 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10721 identifier_to_locale. Mark "anonymous" strings for translation.
10723 2009-05-04 Michael Eager <eager@eagercon.com>
10725 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10726 address for DImode/DFmode only if double-precision FP regs.
10728 2009-05-04 Michael Eager <eager@eagercon.com>
10730 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10731 TARGET_SINGLE_FLOAT check.
10733 2009-05-04 Michael Eager <eager@eagercon.com>
10735 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10737 2009-05-04 Michael Eager <eager@eagercon.com>
10739 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10740 * config/rs6000/t-xilinx: New
10742 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10744 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10745 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10746 * gcc/explow.c (memory_address): Use target hook.
10747 * gcc/targhooks.c (default_legitimize_address): New.
10748 * gcc/targhooks.h (default_legitimize_address): New.
10749 * gcc/target.h (legitimize_address): New.
10750 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10751 (TARGET_INITIALIZER): Include it.
10752 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10754 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10755 * config/bfin/bfin.c (legitimize_address): Remove.
10756 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10757 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10759 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10760 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10762 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10763 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10764 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10765 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10766 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10767 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10768 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10769 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10770 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10771 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10772 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10773 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10774 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10775 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10776 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10777 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10778 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10779 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10780 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10781 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10782 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10783 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10784 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10786 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10787 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10788 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10789 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10790 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10791 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10792 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10793 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10794 (thumb_legitimize_address): Delete.
10795 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10796 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10797 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10798 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10799 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10800 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10802 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10805 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10806 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10807 * config/m32r/m32r.c (m32r_legitimize_address): New.
10808 * config/m68k/m68k.c (m68k_legitimize_address): New.
10809 * config/score/score.c (score_legitimize_address): Standardize.
10810 * config/score/score3.c (score3_legitimize_address): Standardize.
10811 * config/score/score3.h (score3_legitimize_address): Adjust.
10812 * config/score/score7.c (score7_legitimize_address): Standardize.
10813 * config/score/score7.h (score7_legitimize_address): Adjust.
10814 * config/sh/sh.c (sh_legitimize_address): New.
10815 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10817 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10818 (s390_legitimize_address): ... this.
10819 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10820 (sparc_legitimize_address): ... this.
10821 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10822 (ix86_legitimize_address): ... this.
10823 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10824 (avr_legitimize_address): ... this.
10825 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10826 (mn10300_legitimize_address): ... this.
10827 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10828 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10829 (alpha_expand_mov): Adjust call.
10831 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10832 * config/spu/spu.c (spu_legitimize_address): Likewise.
10833 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10834 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10836 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10838 * intl.c (locale_encoding, locale_utf8): New.
10839 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10840 * intl.h (locale_encoding, locale_utf8): Declare.
10841 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10842 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10844 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10846 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10847 (pp_base_tree_identifier): Declare as function.
10848 (identifier_to_locale): Declare.
10849 * Makefile.in (pretty-print.o): Update dependencies.
10850 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10852 2009-05-04 Richard Guenther <rguenther@suse.de>
10854 PR middle-end/40015
10855 * builtins.c (fold_builtin_memory_op): Do not decay to element
10856 type if the size matches the whole array.
10858 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10860 * expmed.c (synth_mult): When trying out a shift, pass the result
10863 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10865 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10866 (shiftsub1_cost): New.
10867 (init_expmed): Compute shiftsub1_cost.
10868 (synth_mult): Optimize multiplications by constants of the form
10869 -(2^^m-1) for some constant positive integer m.
10871 2009-05-03 Richard Guenther <rguenther@suse.de>
10874 * c-typeck.c (array_to_pointer_conversion): Do not built
10875 ADDR_EXPRs of arrays of pointer-to-element type.
10876 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10877 up wrong ADDR_EXPRs after-the-fact.
10878 * c-common.c (strict_aliasing_warning): Strip pointer
10879 conversions for obtaining the original type.
10880 * builtins.c (fold_builtin_memset): Handle array types.
10881 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10884 2009-05-03 Richard Guenther <rguenther@suse.de>
10886 PR middle-end/23329
10887 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10888 Do not lose casts from array types with unknown extent to array
10889 types with known extent.
10890 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10891 alias set compatibility.
10893 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10895 * flags.h (extra_warnings): Delete.
10896 * toplev.c (process_options): Handle Wuninitialized here.
10897 * opts.c (extra_warnings): Delete.
10898 (set_Wextra): Delete.
10899 (common_handle_option): -Wextra can be handled automatically.
10900 * c-opts.c (c_common_handle_option): Delete obsolete code.
10901 (c_common_post_options): Simplify comment.
10902 * common.opt (W): Add Var.
10904 (Wuninitialized): Initialize to -1.
10906 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10907 Richard Guenther <rguenther@suse.de>
10909 * expr.c (get_def_for_expr): New function.
10910 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10911 SSA rather than trees.
10912 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10913 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10915 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10917 * c-common.c (reswords): Add _Imaginary.
10918 * c-common.c (enum rid): Add RID_IMAGINARY.
10920 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10922 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10923 Patch by Richard Guenther.
10925 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10927 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10928 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10929 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10930 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10931 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10932 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10933 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10934 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10935 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10936 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10937 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10938 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10939 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10940 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10941 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10942 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10943 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10944 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10946 2009-05-02 Richard Guenther <rguenther@suse.de>
10948 PR tree-optimization/39940
10949 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10952 2009-05-02 Richard Guenther <rguenther@suse.de>
10954 PR middle-end/40001
10955 * tree-ssa.c (execute_update_addresses_taken): Properly check
10956 if we can mark a variable DECL_GIMPLE_REG_P.
10957 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10958 back to the end of the function.
10959 (is_gimple_reg_type): Remove complex type special casing.
10960 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10963 2009-05-02 Ben Elliston <bje@au.ibm.com>
10965 * doc/collect2.texi (Collect2): Document search path behaviour
10966 when configured with --with-ld.
10968 2009-05-02 Jan Hubicka <jh@suse.cz>
10970 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10971 parameter; update callers.
10972 (coalesce_cost_edge): EH edges are costier because they needs
10973 splitting even if not critical and even more costier when there are
10974 multiple EH predecestors.
10976 2009-05-02 Jan Hubicka <jh@suse.cz>
10978 * except.c (remove_eh_handler_and_replace): Handle updating after
10979 removing TRY blocks.
10981 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10983 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10985 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10987 * varasm.c: Do not include c-pragma.h.
10988 * attribs.c: Do not incude c-common.h.
10990 2009-05-01 Michael Matz <matz@suse.de>
10992 * calls.c (initialize_argument_information): Handle SSA names like
10993 decls with a non MEM_P DECL_RTL.
10995 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10997 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10998 * ipa-utils.c: Likewise.
10999 * ipa-type-escape.c: Likewise.
11000 * cgraphunit.c Do not include c-common.h.
11001 * ipa-pure-const.c: Likewise.
11002 * tree-if-conv.c: Likewise.
11003 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11004 * ipa-struct-reorg.c: Likewise.
11005 * tree-nomudflap.c: Likewise.
11006 * tree-ssa-structalias.c: Likewise.
11008 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11010 * store-motion.c: Many cleanups to make this pass a first-class
11011 citizen instead of an appendix to gcse load motion. Add TODO list
11012 to make this pass faster/cleaner/better.
11014 (struct ls_expr): Post gcse.c-split cleanups.
11015 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11016 "stores" field to "avail_stores".
11017 (pre_ldst_mems): Rename to store_motion_mems.
11018 (pre_ldst_table): Rename to store_motion_mems_table.
11019 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11020 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11021 (ldst_entry): Rename to st_expr_entry, update users.
11022 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11023 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11024 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11026 (first_ls_expr): Rename to first_st_expr, update users.
11027 (next_ls_expr): Rename to next_st_expr, update users.
11028 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11029 fields properly for store motion instead of names inherited from load
11031 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11032 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11035 (ae_kill): Rename to st_kill, update users.
11036 (ae_gen): Rename to st_avloc, update users.
11037 (transp): Rename to st_transp, update users.
11038 (pre_insert_map): Rename to st_insert_map, update users.
11039 (pre_delete_map): Rename to st_delete_map, update users.
11040 (insert_store, build_store_vectors, free_store_memory,
11041 one_store_motion_pass): Update for abovementioned changes.
11043 (gcse_subst_count, gcse_create_count): Remove.
11044 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11045 and "n_stores_created", local variables.
11047 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11050 (regvec, compute_store_table_current_insn): Remove.
11051 (reg_set_info, reg_clear_last_set): Remove.
11052 (compute_store_table): Use DF caches instead of local dataflow
11055 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11057 * c-objc-common.c (c_tree_printer): Print identifiers with
11058 pp_identifier, not pp_string. Mark "({anonymous})" for
11060 * c-pretty-print.c (pp_c_ws_string): New.
11061 (pp_c_cv_qualifier, pp_c_type_specifier,
11062 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11063 pp_c_storage_class_specifier, pp_c_function_specifier,
11064 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11065 pp_c_primary_expression, pp_c_postfix_expression,
11066 pp_c_unary_expression, pp_c_shift_expression,
11067 pp_c_relational_expression, pp_c_equality_expression,
11068 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11069 use pp_string and pp_c_ws_string in place of pp_identifier and
11070 pp_c_identifier for non-identifiers. Mark English strings for
11072 * c-pretty-print.h (pp_c_ws_string): Declare.
11074 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11075 Roland McGrath <roland@redhat.com>
11077 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11078 (ENABLE_LD_BUILDID): New configuration option.
11079 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11080 (LINK_BUILDID_SPEC): New macro.
11081 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11083 * doc/install.texi: Document --enable-linker-build-id option.
11084 * configure: Rebuild.
11085 * config.in: Rebuild.
11087 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11089 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11090 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11091 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11092 MIPS_GP_SAVE_AREA_SIZE.
11093 * config/mips/mips.c (struct mips_frame_info): Update comment
11094 before arg_pointer_offset and hard_frame_pointer_offset.
11095 (mips_compute_frame_info): Update diagram before function: to
11096 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11097 indicate the position of frame_pointer_rtx with -fstack-protector and
11098 to show args_size. Don't allocate cprestore area for leaf functions
11099 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11101 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11103 2009-04-30 Michael Matz <matz@suse.de>
11105 PR tree-optimization/39955
11106 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11108 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11110 * ira.c (setup_cover_and_important_classes): Use safe macro
11111 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11113 * genpreds.c (write_tm_preds_h): Output suitable definition of
11114 REG_CLASS_FOR_CONSTRAINT.
11116 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11118 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11120 * bitmap.c (bitmap_descriptor): Likewise.
11121 * ggc-common.c (loc_descriptor): Likewise.
11122 * varray.c (varray_descriptor): Likewise.
11123 * vec.c (vec_descriptor): Likewise.
11125 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11127 * Makefile.in (dce.o): Add $(EXCEPT_H).
11128 * dce.c: Include except.h and delete redundant vector definitions.
11129 (deletable_insn_p): Return false for non-call insns that can throw
11132 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11134 * gcse.c (ae_gen): Remove.
11135 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11136 and make non-static function to make it available in store-motion.c.
11137 Update call sites with search-and-replace.
11138 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11139 extract_mentioned_regs, extract_mentioned_regs_helper,
11140 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11141 store_killed_in_insn, store_killed_after, store_killed_before,
11142 build_store_vectors, insert_insn_start_basic_block, insert-store,
11143 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11144 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11145 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11146 * store-motion.c: ...new file. Also copy data structures from gcse.c
11147 and clean up to remove parts not used by store motion.
11148 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11149 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11151 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11154 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11155 when optimizing for size.
11157 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11159 * gcse.c (gcse_constant_p): Fix typo in last change.
11161 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11163 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11165 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11167 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11169 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11171 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11172 CONST_HIGH_PART result.
11174 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11176 * config/avr/avr.c (initial_elimination_offset): Rename to
11177 avr_initial_elimination_offset.
11178 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11179 change return type to bool.
11180 (avr_can_eliminate): New function.
11181 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11182 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11183 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11184 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11185 avr_initial_elimination_offset.
11186 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11187 (avr_initial_elimination_offset): Define.
11189 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11190 Steven Bosscher <steven@gcc.gnu.org>
11192 PR rtl-optimization/39938
11193 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11194 * cfgrtl.c: Include insn-attr.h.
11195 (rest_of_pass_free_cfg): New function.
11196 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11197 * resource.c (init_resource_info): Remove call to df_analyze.
11199 2009-04-29 Richard Guenther <rguenther@suse.de>
11202 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11203 allow conversion to signed integers.
11205 2009-04-29 Richard Guenther <rguenther@suse.de>
11207 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11208 shifts of floating point vectors if the shift amount is
11209 a constant multiple of the element size.
11211 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11212 Michael Matz <matz@suse.de>
11214 PR middle-end/39927
11216 * tree-outof-ssa.c (emit_partition_copy): New function.
11217 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11218 insert_part_to_rtx_on_edge): Perform the partition base var
11219 copy using emit_partition_copy.
11220 (insert_value_copy_on_edge): Convert constants to the right mode.
11221 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11222 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11224 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11226 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11227 scan backwards to try to find a constant to initialize it.
11229 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11230 insn before the loop_end instruction, don't look past labels.
11232 2009-04-29 Richard Guenther <rguenther@suse.de>
11234 PR middle-end/39937
11235 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11236 loose type conversions.
11237 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11238 stmts only if there are no uses of its definition.
11240 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11242 * config/bfin/bfin.h (splitting_loops): Declare.
11243 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11244 Reorder bit definitions to be ascending.
11245 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11246 * config/bfin/bfin.c (splitting_loops): New variable.
11247 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11248 (struct loop_info): Remove members INIT and LOOP_INIT.
11249 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11250 the LSETUP sequence. Allow LC to be loaded from any register, but
11251 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11252 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11254 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11255 of reload_completed.
11258 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11260 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11262 * Makefile.in (PLUGIN_VERSION_H): New.
11263 (OBJS-common): Remove plugin-version.o.
11264 (plugin.o): Depend on (PLUGIN_VERSION_H).
11265 (plugin-version.o): Remove.
11266 * configure: Regenerate
11267 * configure.ac: Create plugin-version.h.
11268 * gcc-plugin.h (plugin_gcc_version): Remove.
11269 (plugin_default_version_check): Change signature.
11270 * plugin-version.c: Remove.
11271 * plugin.c: Include plugin-version.h.
11272 (str_plugin_gcc_version_name): Remove.
11273 (try_init_one_plugin): Pass gcc version to plugin_init.
11274 (plugin_default_version_check): Both gcc and plugin versions are now
11277 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11279 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11280 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11281 Remove special case testing for last insn of inner loops. Don't fail
11282 if the loop ends with a jump, emit an extra nop instead.
11284 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11285 DREGS rather than comparing directly. Remove code that tries to
11286 account for latencies.
11288 2009-04-29 Richard Guenther <rguenther@suse.de>
11290 PR tree-optimization/39941
11291 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11292 eliminating an indirect call.
11294 2009-04-29 Richard Guenther <rguenther@suse.de>
11296 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11297 parameter. Allow invariants as base if !require_lvalue.
11298 (verify_gimple_assign_single): Adjust.
11300 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11302 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11303 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11304 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11305 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11306 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11308 * config/bfin/bfin.c (bfin_expand_builtin,
11309 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11311 2009-04-28 Richard Guenther <rguenther@suse.de>
11313 * tree-vect-loop.c (get_initial_def_for_induction): Use
11314 correct types for pointer increment.
11316 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11318 * toplev.c (print_version): Update GMP version string calculation.
11320 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11322 PR rtl-optimization/39938
11323 * resource.c (init_resource_info): Add call to df_analyze.
11325 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11327 * config/alpha/alpha.md (usegp): Cast the result of
11328 alpha_find_lo_sum_using_gp to enum attr_usegp.
11329 * config/alpha/alpha.c (override_options): Remove end-of-structure
11330 marker element from cpu_table. Use array size of cpu_table to handle
11331 -mcpu and -mtune options.
11332 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11334 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11336 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11337 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11338 tune_32 and tune_64.
11339 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11340 support on PowerPC.
11341 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11342 * config/rs6000/option-defaults.h: ... here. New file.
11343 (OPT_64, OPT_32): Define.
11344 (MASK_64BIT): Define to 0 if not already defined.
11345 (OPT_ARCH64, OPT_ARCH32): Define.
11346 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11349 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11351 * config/arm/arm.c (arm_override_options): Emit error on using
11354 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11356 PR rtl-optimization/39914
11357 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11358 registers for allocnos created from user-defined variables only
11359 when not optimizing.
11361 2009-04-28 Richard Guenther <rguenther@suse.de>
11363 PR middle-end/39937
11364 * fold-const.c (fold_binary): Use distribute_real_division only
11367 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11369 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11370 add hpux-stdint.h to tm_file.
11371 (hppa[12]*-*-hpux11*): Ditto.
11372 (ia64*-*-hpux*): Ditto.
11373 * config/hpux-stdint.h: New.
11374 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11375 __STDC_EXT__ for all compiles.
11376 * config/pa/pa-hpux.h: Ditto.
11377 * config/pa/pa-hpux10.h: Ditto.
11378 * config/pa/pa-hpux11.h: Ditto.
11380 2009-04-28 Catherine Moore <clm@codesourcery.com>
11382 * debug.h (set_name): Add comment.
11384 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11387 * config/darwin.c (machopic_gen_offset): Check
11388 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11389 * config/arm/arm.c (require_pic_register): Likewise.
11391 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11393 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11394 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11395 m32c_promote_prototypes): Delete.
11397 2009-04-28 Michael Matz <matz@suse.de>
11399 PR middle-end/39922
11400 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11403 2009-04-28 Richard Guenther <rguenther@suse.de>
11405 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11407 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11409 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11410 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11411 * config/arm/arm-tune.md: Regenerate.
11413 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11415 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11416 block if there are complex incoming edges.
11417 (sel_merge_blocks): Remove useless assert.
11418 (sel_redirect_edge_and_branch): Check that edge was redirected.
11419 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11420 (sel_find_rgns): Delete declaration.
11421 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11422 the region when it is not a preheader.
11424 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11427 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11429 2009-04-28 Richard Guenther <rguenther@suse.de>
11431 * tree.h (SSA_NAME_VALUE): Remove.
11432 (struct tree_ssa_name): Remove value_handle member.
11433 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11434 array for jump threading.
11435 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11437 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11438 * tree-flow.h (threadedge_initialize_values): Declare.
11439 (threadedge_finalize_values): Likewise.
11440 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11441 (SSA_NAME_VALUE): Define.
11442 (threadedge_initialize_values): New function.
11443 (threadedge_finalize_values): Likewise.
11444 * tree-ssa-dom.c (ssa_name_values): New global variable.
11445 (SSA_NAME_VALUE): Define.
11446 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11448 2009-04-28 Ira Rosen <irar@il.ibm.com>
11450 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11451 Use REPORT_VECTORIZED_LOCATIONS instead
11452 REPORT_VECTORIZED_LOOPS.
11453 * tree-vectorizer.c (vect_verbosity_level): Make static.
11454 (vect_loop_location): Rename to vect_location.
11455 (vect_set_verbosity_level): Update comment.
11456 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11458 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11459 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11460 instead REPORT_UNVECTORIZED_LOOPS.
11461 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11462 and vect_loop_def to vect_external_def and vect_internal_def.
11463 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11464 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11465 REPORT_UNVECTORIZED_LOCATIONS.
11466 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11467 and vect_used_in_loop and to vect_unused_in_scope and
11468 vect_used_in_scope.
11469 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11470 (vect_verbosity_level): Remove declaration.
11471 (vect_analyze_operations): Likewise.
11472 (vect_analyze_stmt): Declare.
11473 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11474 REPORT_UNVECTORIZED_LOCATIONS.
11475 (vect_get_loop_niters): Fix indentation.
11476 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11477 (vect_analyze_loop_operations): New function.
11478 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11479 vect_analyze_operations.
11480 (vect_is_simple_reduction): Use new names.
11481 (vectorizable_live_operation, vect_transform_loop): Likewise.
11482 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11483 to specify whether the data references can be a part of interleaving
11485 (vect_analyze_data_ref_dependence): Use new names.
11486 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11487 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11488 * tree-vect-patterns.c (widened_name_p): Use new names.
11489 (vect_recog_dot_prod_pattern): Likewise.
11490 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11491 (process_use, vect_mark_stmts_to_be_vectorized,
11492 vect_model_simple_cost, vect_model_store_cost,
11493 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11494 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11495 vectorizable_operation, vectorizable_type_demotion,
11496 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11497 vectorizable_condition): Likewise.
11498 (vect_analyze_operations): Split into vect_analyze_loop_operations
11500 (vect_analyze_stmt): ... new function.
11501 (new_stmt_vec_info): Use new names.
11502 (vect_is_simple_use): Use new names and fix comment.
11503 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11504 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11506 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11509 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11510 and integer modes for x87 operands. Do not ICE for unsupported size,
11511 generate error instead. Generate error for unsupported operand types.
11512 ['z']: Do not handle HImode memory operands specially. Warning
11513 for floating-point operands. Fallthru to 'Z' for unsupported operand
11514 types. Do not ICE for unsupported size, generate error instead.
11515 (output_387_binary_op): Use %Z to output operands.
11516 (output_fp_compare): Ditto.
11517 (output_387_reg_move): Ditto.
11519 2009-04-28 Ben Elliston <bje@au.ibm.com>
11524 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11526 * builtins.c (c_strlen): Do not warn here.
11527 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11528 * c-common.c (pointer_int_sum): Take an explicit location.
11529 Warn about offsets out of bounds.
11530 * c-common.h (pointer_int_sum): Adjust declaration.
11532 2009-04-27 Ian Lance Taylor <iant@google.com>
11534 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11536 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11537 * df-core.c (df_set_flags): Change return type to int. Change
11538 type of old_flags to int.
11539 (df_clear_flags): Likewise.
11540 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11541 (df_get_conditional_uses): Likewise.
11542 * df.h (df_set_flags, df_clear_flags): Update declarations.
11543 * dwarf2out.c (struct indirect_string_node): Change type of form
11544 field to enum dwarf_form.
11545 (AT_string_form): Change return type to enum dwarf_form.
11546 * fixed-value.c (fixed_compare): Add cast to enum type.
11547 * fwprop.c (update_df): Change 0 to VOIDmode.
11548 * gensupport.c: Change 0 to UNKNOWN.
11549 * gimple.h (gimple_cond_code): Add cast to enum type.
11550 * haifa-sched.c (reemit_notes): Add cast to enum type.
11551 * hooks.c (hook_int_void_no_regs): Remove function.
11552 * hooks.h (hook_int_void_no_regs): Remove declaration.
11553 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11554 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11555 * real.c (real_arithmetic): Add cast to enum type.
11556 (real_compare): Likewise.
11557 * target.h (struct gcc_target): Change return type of
11558 branch_target_register_class to enum reg_class.
11559 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11560 default_branch_target_register_class.
11561 * targhooks.c (default_branch_target_register_class): New function.
11562 * targhooks.h (default_branch_target_register_class): Declare.
11563 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11564 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11566 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11568 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11569 vect_uninitialized_def. Change 0 to ERROR_MARK.
11570 * tree-vect-stmts.c (supportable_widening_operation): Don't
11571 initialize icode1 and icode2.
11572 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11573 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11575 (cmn_err_flag_specs): Change 0 to STD_C89.
11576 (cmn_err_char_table): Likewise.
11577 * config/arm/arm.c (get_arm_condition_code): Change type of code
11578 to enum arm_cond_code.
11579 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11580 (IWMMXT_BUILTIN2): Likewise.
11581 (neon_builtin_type_bits): Don't define typedef.
11582 (neon_builtin_datum): Change type of bits field to int.
11583 (arm_expand_neon_args): Add cast to enum type.
11584 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11586 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11587 casts to enum type.
11588 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11590 * config/mips/mips.md (jal_macro): Return enum constant.
11591 (single_insn): Likewise.
11592 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11594 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11595 casts to enum type.
11596 * config/s390/s390.c (s390_tune_flags): Change type to int.
11597 (s390_arch_flags): Likewise.
11598 (s390_handle_arch_option): Change flags field of struct pta to int.
11599 * config/s390/s390.h (s390_tune_flags): Update declaration.
11600 (s390_arch_flags): Likewise.
11601 * config/sh/sh.c (prepare_move_operands): Compare
11602 tls_symbolic_operand result with enum constant.
11603 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11604 (sh_expand_prologue): Add cast to enum type.
11605 (sh_expand_epilogue): Likewise.
11606 (tls_symbolic_operand): Change return type to enum tls_model.
11607 (fpscr_set_from_mem): Add cast to enum type.
11608 (legitimize_pic_address): Compare tls_symbolic_operand result with
11610 (sh_target_reg_class): Change return type to enum reg_class.
11611 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11613 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11614 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11615 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11616 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11617 (delayed_branch, tls_call_delay): Likewise.
11618 (eligible_for_sibcall_delay): Likewise.
11619 (eligible_for_return_delay): Likewise.
11620 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11621 (spu_expand_builtin_1): Likewise.
11623 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11624 for all types of conversions.
11625 (output_init_element): Issue -Wc++-compat warning if needed when
11626 initializing a bitfield with enum type.
11627 * c-parser.c (c_parser_expression): Set original_type to
11628 original_type of right hand operand of comman operator.
11630 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11632 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11634 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11635 * doc/cpp.texi (Standard Predefined Macros)
11636 (Implementation-defined behavior): Likewise.
11637 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11638 * doc/gimple.texi (GIMPLE Exception Handling)
11639 (@code{GIMPLE_ASSIGN}): Likewise.
11640 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11641 * doc/invoke.texi (Warning Options, Optimize Options)
11642 (AVR Options, Darwin Options): Likewise.
11643 (Optimize Options): Reformulate -fwhole-program description.
11644 * doc/loop.texi (Lambda): Likewise.
11645 * doc/md.texi (Output Template, Define Constraints)
11646 (Standard Names, Insn Splitting): Likewise.
11647 * doc/options.texi (Option properties): Likewise.
11648 * doc/passes.texi (Tree-SSA passes): Likewise.
11649 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11650 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11651 (File Names and DBX): Likewise.
11652 * doc/trouble.texi (Incompatibilities): Likewise.
11654 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11656 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11657 instruction is correct.
11659 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11661 Allow non-constant arguments to conversion intrinsics.
11662 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11663 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11664 * spu.c (print_operand): Handle 'v' and 'w'.
11665 (exp2_immediate_p, spu_gen_exp2): Define.
11666 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11667 spu_convtf_1): Update parameter descriptions.
11668 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11669 * constraints.md ('v', 'w'): New.
11670 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11672 (i2f, I2F): New define_mode_attr.
11673 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11674 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11675 fixuns_truncv4sfv4si2): Update to use mode attribute.
11676 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11677 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11678 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11679 patterns for combine.
11681 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11683 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11684 (cprop, hoist, pre, store_motion): New debug counters.
11685 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11686 is not an RTL pass anymore.
11687 (pass_profiling): Remove extern decl for pass removed in 2005.
11688 (pass_gcse, pass_jump_bypass): Remove.
11689 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11690 to 0 for clean state.
11691 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11692 * cse.c (gate_handle_cse_after_global_opts,
11693 rest_of_handle_cse_after_global_opts): New functions.
11694 (pass_cse_after_global_opts): New pass, does local CSE.
11695 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11696 (TV_CPROP): New timevar.
11697 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11698 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11699 (gcse_main, recompute_all_luids): Remove.
11700 (compute_hash_table_work): Call max_reg_num instead of reading
11702 (cprop_jump): Don't set run_jump_opt_after_gcse.
11703 (constprop_register): Always allow to alter jumps.
11704 (cprop_insn): Likewise.
11705 (do_local_cprop): Likewise.
11706 (local_cprop_pass): Likewise. Return non-zero if something changed.
11707 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11708 (find_implicit_sets): Add note about missed optimization opportunity.
11709 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11710 pass_rtl_cprop execute function.
11711 Don't bother tracking the pass number, each pass gets its own dumpfile
11713 Always allow to alter jumpsand bypass jumps.
11714 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11715 will just find no suitable set.
11716 (pre_edge_insert): Fix dumping, this function is for PRE only.
11717 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11718 pass_rtl_pre execute function.
11719 (hoist_code): Return non-zero if something changed. Keep track of
11720 substitutions and insertions for statistics gathering similar to PRE.
11721 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11722 called from the pass_rtl_hoist execute function. Show pass statistics.
11723 (compute_store_table): Use max_reg_num directly instead of using the
11724 formerly global max_gcse_regno.
11725 (build_store_vectors): Likewise.
11726 (replace_store_insn): Fix dumping.
11727 (store_motion): Rename to ...
11728 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11729 pass, called from the pass_rtl_store_motion execute function. Keep
11730 track of substitutions and insertions for statistics gathering similar
11732 (bypass_jumps): Remove, fold interesting bits into ...
11733 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11734 from the pass_rtl_cprop execute function.
11735 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11736 pass_jump_bypass): Remove.
11737 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11738 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11739 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11740 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11741 (gate_rtl_store_motion, execute_rtl_store_motion,
11742 pass_rtl_store_motion): New.
11743 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11744 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11745 * passes.c (init_optimization_passes): Remove pass_gcse and
11746 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11747 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11748 instead of pass_jump_bypass.
11750 2009-04-27 Richard Guenther <rguenther@suse.de>
11752 PR middle-end/39928
11753 * gimplify.c (gimplify_expr): If we are required to create
11754 a temporary make sure it ends up as register.
11756 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11759 * config/i386/i386.c (construct_container): Don't call
11760 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11761 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11763 2009-04-27 Michael Matz <matz@suse.de>
11765 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11766 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11767 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11768 (dump_replaceable_exprs): Take a bitmap.
11769 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11771 (expand_gimple_basic_block): Likewise.
11772 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11773 replaceable_expressions member a bitmap.
11774 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11775 (mark_replaceable): Likewise.
11776 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11777 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11779 2009-04-27 Richard Guenther <rguenther@suse.de>
11781 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11782 (verify_stmts): Dispatch to gimple/type verification code.
11783 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11784 issue with call argument types.
11786 2009-04-27 Michael Matz <matz@suse.de>
11788 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11789 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11792 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11793 Eric Botcazou <ebotcazou@adacore.com>
11795 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11796 a label's basic block.
11797 (mark_target_live_regs): Tidy and rework obsolete comments.
11798 Change back DF problem to LIVE. If a label starts a basic block,
11799 assume that all registers that used to be live then still are.
11800 (init_resource_info): If a label starts a basic block, set its
11801 BLOCK_FOR_INSN accordingly.
11802 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11804 2009-04-27 Richard Guenther <rguenther@suse.de>
11806 * tree-flow-inline.h (function_ann): Remove.
11807 (get_function_ann): Likewise.
11808 * tree-dfa.c (create_function_ann): Remove.
11809 * tree-flow.h (struct static_var_ann_d): Remove.
11810 (struct function_ann_d): Likewise.
11811 (union tree_ann_d): Remove fdecl member.
11812 (function_ann_t): Remove.
11813 (function_ann, get_function_ann, create_function_ann): Remove
11816 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11818 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11820 2009-04-27 Jan Hubicka <jh@suse.cz>
11822 * ipa-pure-const.c (struct funct_state_d): New fields
11823 state_previously_known, looping_previously_known; remove
11824 state_set_in_source.
11825 (analyze_function): Use new fields.
11826 (propagate): Avoid assumption that state_set_in_source imply
11829 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11830 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11831 * cfgloop.h (finite_loop_p): Declare.
11833 2009-04-26 Michael Matz <matz@suse.de>
11835 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11837 2009-04-26 Michael Matz <matz@suse.de>
11839 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11840 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11841 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11842 pass_mark_used_blocks): Remove.
11843 * tree-optimize.c (pass_free_datastructures,
11844 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11845 * passes.c (init_optimization_passes): Don't call
11846 pass_mark_used_blocks, remove dead code.
11848 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11850 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11851 * tree-ssa-live.h (register_ssa_partition): Likewise.
11853 2009-04-26 Michael Matz <matz@suse.de>
11856 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11857 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11858 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11860 (compare_pairs): Swap cost comparison.
11861 (coalesce_ssa_name): Don't use change_partition_var.
11862 * tree-nrv.c (struct nrv_data): Add modified member.
11863 (finalize_nrv_r): Set it.
11864 (tree_nrv): Use it to update statements.
11865 (pass_nrv): Require PROP_ssa.
11866 * tree-mudflap.c (mf_decl_cache_locals,
11867 mf_build_check_statement_for): Use make_rename_temp.
11868 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11869 * alias.c (find_base_decl): Handle SSA names.
11870 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11871 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11872 * rtl.h (set_reg_attrs_for_parm): Declare.
11873 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11874 to "optimized", remove unused locals at finish.
11875 (execute_free_datastructures): Make global, call
11876 delete_tree_cfg_annotations.
11877 (execute_free_cfg_annotations): Don't call
11878 delete_tree_cfg_annotations.
11880 * ssaexpand.h: New file.
11881 * expr.c (toplevel): Include ssaexpand.h.
11882 (expand_assignment): Handle SSA names the same as register variables.
11883 (expand_expr_real_1): Expand SSA names.
11884 * cfgexpand.c (toplevel): Include ssaexpand.h.
11885 (SA): New global variable.
11886 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11887 (SSAVAR): New macro.
11888 (set_rtl): New helper function.
11889 (add_stack_var): Deal with SSA names, use set_rtl.
11890 (expand_one_stack_var_at): Likewise.
11891 (expand_one_stack_var): Deal with SSA names.
11892 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11893 before unique numbers.
11894 (expand_stack_vars): Use set_rtl.
11895 (expand_one_var): Accept SSA names, add asserts for them, feed them
11896 to above subroutines.
11897 (expand_used_vars): Expand all partitions (without default defs),
11898 then only the local decls (ignoring those expanded already).
11899 (expand_gimple_cond): Remove edges when jumpif() expands an
11900 unconditional jump.
11901 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11902 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11904 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11905 members of SA; deal with PARM_DECL partitions here; expand
11906 all PHI nodes, free tree datastructures and SA. Commit instructions
11907 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11908 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11909 info and statements at start, collect garbage at finish.
11910 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11911 (VAR_ANN_PARTITION) Remove.
11912 (change_partition_var): Don't declare.
11913 (partition_to_var): Always return SSA names.
11914 (var_to_partition): Only accept SSA names.
11915 (register_ssa_partition): Only check argument.
11916 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11918 (delete_var_map): Don't free it.
11919 (var_union): Only accept SSA names, simplify.
11920 (partition_view_init): Mark only useful SSA names as used.
11921 (partition_view_fini): Only deal with SSA names.
11922 (change_partition_var): Remove.
11923 (dump_var_map): Use ssa_name instead of partition_to_var member.
11924 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11926 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11927 (struct _elim_graph): New member const_dests; nodes member vector of
11929 (set_location_for_edge): New static helper.
11930 (create_temp): Remove.
11931 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11932 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11933 (new_elim_graph): Allocate const_dests member.
11934 (clean_elim_graph): Truncate const_dests member.
11935 (delete_elim_graph): Free const_dests member.
11936 (elim_graph_size): Adapt to new type of nodes member.
11937 (elim_graph_add_node): Likewise.
11938 (eliminate_name): Likewise.
11939 (eliminate_build): Don't take basic block argument, deal only with
11940 partition numbers, not variables.
11941 (get_temp_reg): New static helper.
11942 (elim_create): Use it, deal with RTL temporaries instead of trees.
11943 (eliminate_phi): Adjust all calls to new signature.
11944 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11945 (rewrite_trees): Only do checking.
11946 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11947 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11948 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11949 contains_tree_r, MAX_STMTS_IN_LATCH,
11950 process_single_block_loop_latch, analyze_edges_for_bb,
11951 perform_edge_inserts): Remove.
11952 (expand_phi_nodes): New global function.
11953 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11954 functions, initialize new parameter, remember partitions having a
11956 (finish_out_of_ssa): New global function.
11957 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11958 don't reset in_ssa_p here, don't disable TER when mudflap.
11959 (pass_del_ssa): Remove.
11960 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11962 (execute_free_datastructures): Declare.
11963 * Makefile.in (SSAEXPAND_H): New variable.
11964 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11965 * basic-block.h (commit_one_edge_insertion): Declare.
11966 * passes.c (init_optimization_passes): Move pass_nrv and
11967 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11968 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11969 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11970 (redirect_branch_edge): Deal with super block when expanding, split
11971 out jump patching itself into ...
11972 (patch_jump_insn): ... here, new static helper.
11974 2009-04-26 Michael Matz <matz@suse.de>
11976 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11977 beyond num_ssa_names.
11978 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11979 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11981 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11983 PR inline-asm/39543
11984 * fwprop.c (forward_propagate_asm): New function.
11985 (forward_propagate_and_simplify): Propagate also into __asm, if it
11986 doesn't increase the number of referenced registers.
11989 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11991 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11993 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11994 note_nonlocal_vla_type for nonlocal VLAs.
11995 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11996 contains_remapped_vars, remap_vla_decls): New functions.
11997 (convert_nonlocal_reference_stmt): If not optimizing, call
11998 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11999 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12000 if it wasn't found in var_map.
12001 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12002 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12003 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12005 * gimplify.c (nonlocal_vlas): New variable.
12006 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12008 (gimplify_body): Create and destroy nonlocal_vlas.
12010 * dwarf2out.c (loc_descr_plus_const): New function.
12011 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12012 mem_loc_descriptor, loc_descriptor_from_tree_1,
12013 descr_info_loc, gen_variable_die): Use it.
12015 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12016 !TREE_STATIC VAR_DECLs.
12017 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12018 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12019 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12020 DECL_BY_REFERENCE is valid.
12021 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12022 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12023 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12024 Copy DECL_BY_REFERENCE.
12025 (struct nesting_copy_body_data): New type.
12026 (nesting_copy_decl): New function.
12027 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12028 if they have variable length.
12030 2009-04-26 Michael Matz <matz@suse.de>
12032 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12033 mark new temporaries for renaming.
12035 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12038 * c-decl.c (global_bindings_p): Return negative value.
12039 (c_variable_size): New. Based on variable_size from
12041 (grokdeclarator): Call c_variable_size not variable_size.
12043 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12045 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12047 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12049 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12050 Redefine it to just use mingw/include.
12051 (ASM_SPEC): Rules for -m32 and -m64.
12052 (LINK_SPEC): Use Likewise.
12053 (SPEC_32): New define.
12054 (SPEC_64): Likewise.
12055 (SUB_LINK_SPEC): Likewise.
12056 (MULTILIB_DEFAULTS): New define.
12057 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12058 Add multilib options.
12059 (MULTILIB_DIRNAMES): Likewise.
12060 (MULTILIB_OSDIRNAMES): Likewise.
12061 (LIBGCC): Likewise.
12062 (INSTALL_LIBGCC): Likewise.
12064 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12067 * c-tree.h (enum c_inline_static_type): New.
12068 (record_inline_static): Declare.
12069 * c-decl.c (struct c_inline_static, c_inline_statics,
12070 record_inline_static, check_inline_statics): New.
12071 (pop_file_scope): Call check_inline_statics.
12072 (start_decl): Call record_inline_static instead of pedwarning
12073 directly for static in inline function.
12074 * c-typeck.c (build_external_ref): Call record_inline_static
12075 instead of pedwarning directly for static referenced in inline
12078 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12080 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12081 not new but only being rescanned.
12082 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12083 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12084 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12085 record_set_info, compute_set, grealloc): Remove.
12086 (recompute_all_luids): New function.
12087 (gcse_main): Don't compute sets, and don't do related memory
12088 allocations/free-ing. If something changed before the end of the
12089 pass, update LUIDs using recompute_all_luids.
12090 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12091 (free_gcse_mem): Don't free it either.
12092 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12093 Use the df insn LUIDs.
12094 (load_killed_in_block): Likewise.
12095 (compute_hash_table_work): Don't compute reg_set_in_block.
12096 (compute_transp): Use DF_REG_DEF_CHAINs.
12097 (local_cprop_pass): Don't use compute_sets and related functions.
12098 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12099 Use get_max_uid() instead of max_cuid.
12100 (insert_insn_end_basic_block, pre_insert_copy_insn,
12101 update_ld_motion_stores): Don't try to
12102 keep reg_set tables up to date.
12103 (pre_insert_copies): Use df insn LUIDs.
12104 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12105 (reg_set_info): Don't use extra bitmap argument.
12106 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12107 information to compute regs_set_in_block.
12108 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12109 (bypass_jumps): Don't use compute_sets and friends.
12111 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12114 * opts.c (undocumented_msg): Do not leave blank even with
12117 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12119 * c-decl.c (build_enumerator): Allow values folding to integer
12120 constants but not integer constant expressions with a pedwarn if
12123 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12126 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12127 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12128 type is an integer constant.
12130 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12133 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12136 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12139 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12140 with variably modified return type and no storage class
12141 specifiers, except for the case of nested functions. Distinguish
12142 extern declarations of functions with variably modified return
12143 types from those of objects with variably modified types.
12145 2009-04-25 Jan Hubicka <jh@suse.cz>
12147 * tree.c (list_equal_p): New function.
12148 * tree.h (list_equal_p): Declare.
12149 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12150 basic_block_def, basic_block, const_basic_block): New.
12151 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12152 (redirect_eh_edge): New function.
12153 (make_eh_edge_update_phi): EH edges are not abnormal.
12154 * except.c: Include tree-flow.h.
12155 (list_match): New function.
12156 (eh_region_replaceable_by_p): New function.
12157 (replace_region): New function.
12158 (hash_type_list): New function.
12159 (hash_eh_region): New function.
12160 (eh_regions_equal_p): New function.
12161 (merge_peers): New function.
12162 (remove_unreachable_regions): Verify EH tree when checking;
12164 (copy_eh_region_1): New function.
12165 (copy_eh_region): New function.
12166 (push_reachable_handler): New function.
12167 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12168 regions without label but with live RESX.
12169 * except.h (redirect_eh_edge_to_label): New.
12170 * tree-flow.h (redirect_eh_edge): New.
12171 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12172 basic_block_def, basic_block, const_basic_block): Remove.
12173 * Makefile.in (except.o): Add dependency on tree-flow.h
12174 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12175 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12178 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12181 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12182 on the destination of memcpy.
12184 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12186 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12187 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12188 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12190 2009-04-25 Jan Hubicka <jh@suse.cz>
12192 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12193 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12194 to be reached by different label than left.
12195 (update_eh_edges): Update comment; remove edge_to_remove if possible
12196 and return true if suceeded.
12197 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12198 (cleanup_eh): Compute sharing map.
12199 * except.c (remove_eh_handler_and_replace): Add argument if we should
12201 (remove_unreachable_regions): Update for label sharing.
12202 (label_to_region_map): Likewise.
12203 (get_next_region_sharing_label): New function.
12204 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12206 (remove_eh_handler): Update.
12207 (remove_eh_region_and_replace_by_outer_of): New function.
12208 * except.h (struct eh_region): Add next_region_sharing_label.
12209 (remove_eh_region_and_replace_by_outer_of,
12210 get_next_region_sharing_label): Declare.
12211 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12213 2009-04-25 Jan Hubicka <jh@suse.cz>
12215 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12216 insert code even if they are not critical.
12218 2009-04-25 Jan Hubicka <jh@suse.cz>
12220 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12221 (gimple_can_remove_branch_p): EH edges won't remove branch by
12223 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12224 updating of non-abnormal EH edges.
12225 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12226 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12227 (split_critical_edges): Split also edges where emitting code on them
12228 will lead to splitting later.
12230 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12231 H.J. Lu <hongjiu.lu@intel.com>
12234 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12235 the configured assembler supports fildq and fistpq mnemonics.
12236 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12237 * configure: Regenerated.
12238 * config.in: Ditto.
12240 * config/i386/i386.c (print_operand): Handle 'Z'.
12241 ['z']: Remove handling of special fild/fist suffixes.
12242 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12243 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12244 suffix of fild insn.
12245 (*floatsi<mode>2_vector_mixed): Ditto.
12246 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12247 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12248 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12249 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12250 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12252 2009-04-25 Ben Elliston <bje@au.ibm.com>
12254 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12255 the source of a set operation.
12257 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12259 * target.h (struct gcc_target): Add case_values_threshold field.
12260 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12261 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12262 * targhooks.c (default_case_values_threshold): New function.
12263 * targhooks.h (default_case_values_threshold): Declare function.
12264 * stmt.c (expand_case): Use case_values_threshold target hook.
12265 * expr.h (case_values_threshold): Remove declartation.
12266 * expr.c (case_values_threshold): Remove function.
12267 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12269 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12270 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12271 (avr_case_values_threshold): Declare as static.
12272 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12274 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12275 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12276 (mn10300_case_values_threshold): New function.
12278 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12280 * ira.c (setup_cover_and_important_classes): Add enum cast.
12282 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12284 * genpreds.c (write_enum_constraint_num): Output definition of
12285 CONSTRAINT_NUM_DEFINED_P macro.
12286 * ira.c (setup_cover_and_important_classes): Use
12287 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12289 2009-04-24 DJ Delorie <dj@redhat.com>
12291 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12292 __SH2A_SINGLE_ONLY__ also.
12294 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12296 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12297 (movdf_internal): Ditto.
12298 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12299 SFmode and DFmode constants.
12300 (ia64_print_operand): Add 'G' format for printing
12301 floating point constants.
12303 2009-04-24 Richard Guenther <rguenther@suse.de>
12305 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12306 from unsigned additions.
12308 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12310 * c-typeck.c (set_init_index): Allow array designators that are
12311 not integer constant expressions with a pedwarn if pedantic.
12313 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12315 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12316 zero if no overlap in nonzero bits between the operands.
12318 2009-04-24 Ian Lance Taylor <iant@google.com>
12320 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12321 (record_dead_and_set_regs): Likewise.
12322 * df.h (struct df_mw_hardreg): Change flags field to int.
12323 (struct df_base_ref): Likewise.
12324 (struct df): Change changeable_flags field to int.
12325 * df-scan.c (df_defs_record): Change clobber_flags to int.
12326 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12327 constants rather than #define macros.
12328 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12329 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12330 (enum dwarf_calling_convention): Likewise.
12331 (enum dwarf_line_number_x_ops): Likewise.
12332 (enum dwarf_call_frame_info): Likewise.
12333 (enum dwarf_source_language): Likewise.
12334 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12335 (add_calling_convention_attribute): Likewise.
12336 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12337 (combine_comparisons): Change compcode to int. Add cast to enum type.
12338 * genrecog.c (maybe_both_true_2): Change c to int.
12339 (write_switch): Likewise. Add cast to enum type.
12340 * gimplify.c (gimplify_omp_for): Handle return values from
12341 gimplify_expr using MIN rather than bitwise or.
12342 (gimplify_expr): Add cast to enum type.
12343 * ipa-prop.c (update_jump_functions_after_inlining): Change
12344 IPA_BOTTOM to IPA_JF_UNKNOWN.
12345 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12346 Add casts to enum type.
12347 (setup_cover_and_important_classes): Change cl to int. Add casts
12349 (setup_class_translate): Change cl and mode to int.
12350 (ira_init_once): Change mode to int.
12351 (free_register_move_costs): Likewise.
12352 (setup_prohibited_mode_move_regs): Add casts to enum type.
12353 * langhooks.c (add_builtin_function_common): Rework assertion that
12354 value fits bitfield.
12355 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12356 * omega.c (omega_do_elimination): Avoid math on enum types.
12357 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12358 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12359 int local to handle integral_argment value.
12360 * regmove.c (try_auto_increment): Change PUT_MODE to
12362 * reload.c (push_secondary_reload): Add casts to enum type.
12363 (secondary_reload_class, find_valid_class): Likewise.
12364 * reload1.c (emit_input_reload_insns): Likewise.
12365 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12366 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12367 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12369 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12370 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12372 (expand_complex_libcall): Add casts to enum type.
12373 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12374 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12375 with ERROR_MARK, not NUM_TREE_CODES.
12376 (vect_create_epilog_for_reduction): Likewise.
12377 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12378 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12379 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12381 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12382 vect_unused_in_loop. Change 0 to loop_vect.
12383 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12384 * var-tracking.c (get_init_value): Change return type to enum
12386 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12387 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12389 (arm_override_options): Add casts to enum type.
12390 (arm_emit_tls_decoration): Likewise.
12391 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12393 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12394 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12395 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12397 * config/s390/s390.c (code_for_builtin_64): Change to array of
12399 (code_for_builtin_31): Likewise.
12400 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12402 * config/sparc/sparc.c (sparc_override_options): Change value
12403 field in struct code_model to enum cmodel. In initializer change
12404 0 to NULL and add cast to enum type.
12406 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12407 Change all callers. Issue a -Wc++-compat warning using
12408 lhs_origtype if necessary.
12409 (convert_for_assignment): Issue -Wc++-compat warnings about
12410 invalid conversions to enum type on assignment.
12411 * c-common.h (build_modify_expr): Update declaration.
12413 2009-04-24 Nick Clifton <nickc@redhat.com>
12415 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12416 (function_arg_advance): Likewise.
12417 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12420 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12422 * config/s390/constraints.md ('I', 'J'): Fix condition.
12424 2009-04-24 Diego Novillo <dnovillo@google.com>
12426 * gengtype-parse.c (parse_error): Add newline after message.
12428 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12430 * config/i386/sse.md (avxmodesuffixs): Removed.
12431 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12432 (*avx_pinsr<ssevecsize>): This.
12434 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12436 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12437 follow chains of regs with a single definition, and allow expressions
12438 that are function_invariant_p.
12439 (simple_rhs_p): Allow expressions that are function_invariant_p.
12441 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12443 PR middle-end/39867
12444 * fold-const.c (fold_cond_expr_with_comparison): When folding
12445 > and >= to MAX, make sure the MAX uses the same type as the
12446 comparison's operands.
12448 2009-04-24 Nick Clifton <nickc@redhat.com>
12450 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12451 addressing for DImode accesses.
12452 (frv_print_operand_address): Handle PLUS case.
12453 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12455 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12457 PR rtl-optimization/39794
12458 * alias.c (canon_true_dependence): Add x_addr argument.
12459 * rtl.h (canon_true_dependence): Adjust prototype.
12460 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12461 * cselib.c (cselib_invalidate_mem): Likewise.
12462 * gcse.c (compute_transp): Likewise.
12463 * dse.c (scan_reads_nospill): Likewise.
12464 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12465 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12466 canon_base_addr of the group, plus optional offset.
12467 (struct group_info): Rename canon_base_mem to
12469 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12470 canon_rtx of base_mem.
12472 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12474 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12475 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12477 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12479 * config/spu/spu-builtins.h: Delete file.
12481 * config/spu/spu.h (enum spu_builtin_type): Move here from
12483 (struct spu_builtin_description): Likewise. Add GTY marker.
12484 Do not use enum spu_function_code or enum insn_code.
12485 (spu_builtins): Add extern declaration.
12487 * config/spu/spu.c: Do not include "spu-builtins.h".
12488 (enum spu_function_code, enum spu_builtin_type_index,
12489 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12490 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12491 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12492 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12493 (spu_builtin_types): Make static. Add GTY marker.
12494 (spu_builtins): Add extern declaration with GTY marker.
12495 Include "gt-spu.h".
12497 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12498 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12499 Check programmatically whether all parameters are scalar.
12501 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12503 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12505 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12506 assignment from the constructor either if the target is volatile.
12508 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12510 * config/arm/arm.md (insv): Do not share operands[0].
12512 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12514 * config/vxlib-tls.c (active_tls_threads): Delete.
12515 (delete_hook_installed): New.
12516 (tls_delete_hook): Don't delete the delete hook.
12517 (tls_destructor): Delete it here.
12518 (__gthread_set_specific): Adjust installing the delete hook.
12519 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12520 __gthread_leave_tsd_dtor_context.
12522 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12524 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12526 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12528 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12530 (alpha_rtx_costs): Ditto.
12531 (emit_unlikely_jump): Use add_reg_note.
12532 (emit_frame_store_1): Ditto.
12533 (alpha_expand_prologue): Ditto.
12534 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12535 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12537 2009-04-23 Nick Clifton <nickc@redhat.com>
12539 * config/v850/v850.md (epilogue): Remove suppressed code.
12540 (return): Rename to return_simple and remove test of frame size.
12541 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12542 to gen_return_simple.
12544 2009-04-22 Jing Yu <jingyu@google.com>
12547 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12549 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12552 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12553 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12554 value is a VECTOR_CST, the element type is the element type of the
12557 2009-04-22 DJ Delorie <dj@redhat.com>
12559 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12561 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12563 * alias.c (find_base_term): Move around LO_SUM case, so that
12564 CONST falls through into PLUS/MINUS handling.
12567 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12568 into 0, use omit_one_operand.
12570 2009-04-23 Ben Elliston <bje@au.ibm.com>
12572 * config/rs6000/linux-unwind.h (get_regs): Remove type
12573 puns. Change the type of `pc' to an array of unsigned ints and
12574 update all users. Constify frame24.
12576 2009-04-22 DJ Delorie <dj@redhat.com>
12578 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12579 declarations before code.
12580 (current_function_special_page_vector): Likewise.
12581 (m32c_expand_insv): Silence a warning.
12583 2009-04-21 Taras Glek <tglek@mozilla.com>
12585 * alias.c: Update GTY annotations to new syntax.
12586 * basic-block.h: Likewise.
12587 * bitmap.h: Likewise.
12588 * c-common.h: Likewise.
12589 * c-decl.c: Likewise.
12590 * c-parser.c: Likewise.
12591 * c-pragma.c: Likewise.
12592 * c-tree.h: Likewise.
12593 * cfgloop.h: Likewise.
12594 * cgraph.h: Likewise.
12595 * config/alpha/alpha.c: Likewise.
12596 * config/arm/arm.h: Likewise.
12597 * config/avr/avr.h: Likewise.
12598 * config/bfin/bfin.c: Likewise.
12599 * config/cris/cris.c: Likewise.
12600 * config/darwin.c: Likewise.
12601 * config/frv/frv.c: Likewise.
12602 * config/i386/i386.c: Likewise.
12603 * config/i386/i386.h: Likewise.
12604 * config/i386/winnt.c: Likewise.
12605 * config/ia64/ia64.h: Likewise.
12606 * config/iq2000/iq2000.c: Likewise.
12607 * config/mips/mips.c: Likewise.
12608 * config/mmix/mmix.h: Likewise.
12609 * config/pa/pa.c: Likewise.
12610 * config/pa/pa.h: Likewise.
12611 * config/rs6000/rs6000.c: Likewise.
12612 * config/s390/s390.c: Likewise.
12613 * config/sparc/sparc.c: Likewise.
12614 * config/xtensa/xtensa.c: Likewise.
12615 * cselib.h: Likewise.
12616 * dbxout.c: Likewise.
12617 * dwarf2out.c: Likewise.
12618 * except.c: Likewise.
12619 * except.h: Likewise.
12620 * fixed-value.h: Likewise.
12621 * function.c: Likewise.
12622 * function.h: Likewise.
12623 * gimple.h: Likewise.
12624 * integrate.c: Likewise.
12625 * optabs.c: Likewise.
12626 * output.h: Likewise.
12627 * real.h: Likewise.
12629 * stringpool.c: Likewise.
12630 * tree-data-ref.c: Likewise.
12631 * tree-flow.h: Likewise.
12632 * tree-scalar-evolution.c: Likewise.
12633 * tree-ssa-address.c: Likewise.
12634 * tree-ssa-alias.h: Likewise.
12635 * tree-ssa-operands.h: Likewise.
12636 * tree.c: Likewise.
12637 * tree.h: Likewise.
12638 * varasm.c: Likewise.
12639 * varray.h: Likewise.
12641 * coretypes.h: Do not define GTY macro if it is already defined.
12642 * doc/gty.texi: Update GTY documentation to new syntax.
12643 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12644 annotations on structs.
12645 * gengtype-parse.c: Likewise.
12647 2009-04-22 Mark Heffernan <meheff@google.com>
12649 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12651 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12653 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12656 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12658 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12659 the same as a PLUS without a shift. Increase the cost of a
12662 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12664 * Makefile.in: Update dependencies.
12665 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12666 * errors.h: Remove bogus comment about compatibility.
12667 (warning): Update declaration.
12668 * genautomata.c: Update all calls to warning.
12669 * gimple.c: Do not include errors.h. Include toplev.h.
12670 * tree-ssa-structalias.c: Do not include errors.h.
12671 * omega.c: Likewise.
12672 * tree-ssa-reassoc.c: Likewise.
12673 * config/spu/spu-c.c: Likewise.
12674 * config/spu/t-spu-elf: Update dependencies.
12676 2009-04-22 Richard Guenther <rguenther@suse.de>
12678 PR tree-optimization/39824
12679 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12680 make sure the types are compatible.
12682 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12685 * c-common.c (c_parse_error): Take a token_flags parameter.
12686 Use token_type for the token type instead.
12687 Pass token_flags to cpp_type2name.
12688 * c-common.h (c_parse_error): Update declaration.
12689 * c-parser.c (c_parser_error): Pass 0 as token flags.
12691 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12693 PR rtl-optimization/39580
12694 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12696 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12698 * function.c (expand_function_end): Do not emit a jump to the "naked"
12699 return label for fall-through returns.
12700 * except.c (sjlj_emit_function_exit): Always place the call to the
12701 unregister function at the location installed by expand_function_end.
12703 2009-04-22 Richard Guenther <rguenther@suse.de>
12705 PR tree-optimization/39845
12706 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12707 (gen_inbound_check): Likewise.
12709 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12711 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12713 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12714 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12716 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12718 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12719 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12720 shift counts to avoid out-of-bounds array accesses.
12722 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12724 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12725 (Pmode): Move above.
12727 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12729 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12730 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12731 GET_CODE macro. Use IN_RANGE macro where appropriate.
12732 * config/alpha/alpha.h: Ditto.
12733 * config/alpha/alpha.md: Ditto.
12734 * config/alpha/constraints.md: Ditto.
12735 * config/alpha/predicates.md: Ditto.
12737 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12739 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12740 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12741 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12742 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12743 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12744 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12745 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12746 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12747 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12748 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12749 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12750 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12751 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12752 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12753 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12754 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12755 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12756 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12757 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12758 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12759 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12760 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12761 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12762 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12763 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12764 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12765 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12767 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12769 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12770 references from comments.
12771 * cfgbuild.c: (count_basic_blocks): Delete.
12772 (find_basic_blocks_1): Delete.
12773 (find_basic_blocks): Delete.
12774 * except.c (finish_eh_generation): Make static. Move comment from
12775 except.h here. Remove find_basic_blocks references from comments.
12776 * except.h (finish_eh_generation): Delete.
12777 * basic-block.h (find_basic_blocks): Delete.
12778 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12780 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12782 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12783 (sdbout_parms): Likewise.
12785 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12787 * config/sh/sh.c (prepare_cbranch_operands): Use
12788 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12789 (expand_cbranchdi4): Likewise.
12790 (from_compare): Add cast to enum type.
12791 (expand_cbranchsi4): Use add_reg_note.
12792 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12793 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12794 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12795 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12796 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12797 instead of CODE_FOR_nothing.
12798 (cbranchdi4): Likewise. Fix the order of arguments for
12800 (push_fpscr): Use add_reg_note.
12801 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12802 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12804 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12806 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12807 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12808 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12809 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12810 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12811 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12812 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12813 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12814 config/alpha/x-vms, config/arc/t-arc,
12815 config/arm/README-interworking, config/arm/arm-c.c,
12816 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12817 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12818 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12819 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12820 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12821 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12822 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12823 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12824 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12825 config/cris/t-elfmulti, config/crx/t-crx,
12826 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12827 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12828 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12829 config/h8300/t-h8300, config/i386/athlon.md,
12830 config/i386/darwin-libgcc.10.4.ver,
12831 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12832 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12833 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12834 config/i386/t-linux64, config/i386/t-nwld,
12835 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12836 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12837 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12838 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12839 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12840 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12841 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12842 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12843 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12844 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12845 config/m68k/t-uclinux, config/mcore/t-mcore,
12846 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12847 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12848 config/mips/crtn.asm, config/mips/irix-crti.asm,
12849 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12850 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12851 config/mips/mips-fixed.md, config/mips/sb1.md,
12852 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12853 config/mips/t-iris6, config/mips/t-isa3264,
12854 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12855 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12856 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12857 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12858 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12859 config/mn10300/t-linux, config/mn10300/t-mn10300,
12860 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12861 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12862 config/picochip/libgccExtras/clzsi2.asm,
12863 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12864 config/rs6000/darwin-libgcc.10.4.ver,
12865 config/rs6000/darwin-libgcc.10.5.ver,
12866 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12867 config/rs6000/t-aix43, config/rs6000/t-aix52,
12868 config/rs6000/t-darwin, config/rs6000/t-fprules,
12869 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12870 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12871 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12872 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12873 config/rs6000/t-rtems, config/rs6000/t-spe,
12874 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12875 config/score/t-score-elf, config/sh/divcost-analysis,
12876 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12877 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12878 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12879 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12880 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12881 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12882 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12883 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12884 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12885 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12886 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12887 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12888 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12889 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12890 * config/h8300/genmova.sh: Include copyright and license notices
12891 in generated output.
12892 * config/h8300/mova.md: Regenerate.
12893 * doc/install.texi2html: Include word "Copyright" in copyright
12894 notice and use name "Free Software Foundation, Inc.".
12895 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12896 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12897 ChangeLog-2007, ChangeLog-2008: Correct dates.
12899 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12901 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12902 NE_EXPR operations as well.
12903 * c-parser.c (c_parser_condition): Do not set location information on
12905 (c_parser_conditional_expression): Likewise.
12906 (c_parser_binary_expression): Set location information on operators.
12907 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12908 TRUTH_NOT_EXPR has been folded.
12909 * fold-const.c (fold_truth_not_expr): Copy location information from
12910 the incoming expression to the outgoing one.
12911 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12912 recursive calls on the LHS of the operator but pass that of the
12913 operator to recursive calls on the RHS of the operator. Set it
12915 (shortcut_cond_expr): Set the locus of the operator on the second
12916 COND_EXPR and that of the expression on the first in degenerate cases.
12917 Pass the locus of the expression to calls to shortcut_cond_r.
12918 Set the locus of the 'then' block on the associated jump, if any.
12919 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12920 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12921 expression to call to gimplify_boolean_expr.
12923 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12925 * config.gcc: Add additional configuration for
12926 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12927 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12928 (CPP_SPEC): Redefine for allowing -municode option.
12929 (STARTFILE_SPEC): Likewise.
12930 * config/i386/t-mingw-w64: New.
12931 * config/i386/mingw-w64.opt: New.
12932 (municode): Add new target option.
12933 * doc/invoke.texi (municode): Add documentation for new option.
12935 2009-04-21 Ian Lance Taylor <iant@google.com>
12937 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12938 Correct test for number of arguments.
12939 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12941 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12943 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12944 argument of emit_library_call.
12946 2009-04-21 Richard Guenther <rguenther@suse.de>
12948 PR middle-end/39829
12949 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12950 inside VIEW_CONVERT_EXPRs.
12952 2009-04-21 Martin Jambor <mjambor@suse.cz>
12954 * tree-switch-conversion.c (build_constructors): Split a long line.
12955 (constructor_contains_same_values_p): New function.
12956 (build_one_array): Create assigns of constants if possible, do not
12957 call mark_sym_for_renaming, call update_stmt.
12958 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12959 make_rename_temp. Do not call mark_symbols_for_renaming, call
12961 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12962 find_new_referenced_vars, call update_stmt.
12963 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12964 instead of calling make_rename_temp. Do not call
12965 find_new_referenced_vars or mark_symbols_for_renaming, call
12968 2009-04-21 Richard Guenther <rguenther@suse.de>
12970 PR tree-optimization/39827
12971 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12972 (tree_ssa_phiprop): Pass the correct array size.
12974 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12976 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12978 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12981 * c-typeck.c (lvalue_p): Move declaration ...
12982 * c-common.h (lvalue_p): ... to here.
12983 * c-common.c (candidate_equal_p): New.
12984 (add_tlist): Use it.
12985 (merge_tlist): Use it.
12986 (warn_for_collisions_1): Likewise.
12987 (warning_candidate_p): Accept more candidates.
12988 (verify_tree): A warning candidate can be an expression. Use
12991 2009-04-21 Ben Elliston <bje@au.ibm.com>
12994 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12995 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12996 options. Remove -mcall-solaris documentation.
12998 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13001 * doc/invoke.texi (-Wlong-long): Update description.
13002 * c-lex (interpret_integer): Only warn if there was no previous
13003 overflow and -Wlong-long is enabled.
13004 * c-decl.c (declspecs_add_type): Drop redundant flags.
13005 * c.opt (Wlong-long): Init to -1.
13006 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13007 and front-end warn_long_long. Wlong-long only depends on other
13008 flags if it is uninitialized.
13009 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13010 the same for CPP and FE.
13011 (restore_extension_diagnostics): Likewise.
13013 2009-04-20 Ian Lance Taylor <iant@google.com>
13015 Fix enum conversions which are invalid in C++:
13016 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13017 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13018 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13019 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13020 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13021 (dbxout_parms): Likewise.
13022 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13023 (df_clear_flags): Likewise.
13024 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13025 top_flag parameter to int.
13026 (df_chain_create_bb_process_use): Likewise.
13027 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13029 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13030 (df_ref_create_structure, df_def_record_1): Likewise.
13031 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13032 (df_notes_rescan): Change 0 to VOIDmode in function call.
13033 (df_get_call_refs, df_insn_refs_collect): Likewise.
13034 (df_bb_regs_collect): Likewise.
13035 (df_entry_block_defs_collect): Likewise.
13036 (df_exit_block_uses_collect): Likewise.
13037 * df.h: Update declarations.
13038 * double-int.c (double_int_divmod): Add cast to enum type.
13039 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13040 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13041 (based_loc_descr): Likewise.
13042 (loc_descriptor_from_tree_1): Change first_op and second_op to
13043 enum dwarf_location_atom. Add cast to enum type.
13044 * expmed.c (init_expmed): Change 0 to SET in function call.
13045 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13046 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13047 (do_store_flag): Likewise.
13048 * fixed-value.h (struct fixed_value): Change mode to enum
13050 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13051 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13053 (insert_insn_decl, insert_decl, insert_state): Likewise.
13054 (automata_list_finish): Likewise.
13055 * genrecog.c (process_define_predicate): Add cast to enum type.
13056 * gensupport.c (init_predicate_table): Add cast to enum type.
13057 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13059 (gimple_build_call_1, gimple_build_label): Likewise.
13060 (gimple_build_goto, gimple_build_asm_1): Likewise.
13061 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13062 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13063 (enum fallback): Rename from enum fallback_t.
13064 (fallback_t): Typedef as int.
13065 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13066 GSI_SAME_STMT in function call.
13067 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13069 (setup_reg_class_relations): Likewise.
13070 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13071 (setup_prohibited_class_mode_regs): Add cast to enum type.
13072 (setup_prohibited_mode_move_regs): Likewise.
13073 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13074 (record_address_regs): Change i to enum reg_class.
13075 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13076 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13077 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13078 (GET_MODE_2XWIDER_MODE): Likewise.
13079 (GET_CLASS_NARROWEST_MODE): Likewise.
13080 * omp-low.c (expand_omp_for): Add cast to enum type.
13081 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13082 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13083 * postreload.c (reload_cse_simplify_operands): Change rclass local
13085 * predict.c (combine_predictions_for_insn): Change best_predictor
13086 and predictor to enum br_predictor.
13087 (combine_predictions_for_bb): Likewise.
13088 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13089 use SET_PREDICT_EXPR_OUTCOME.
13090 * real.c (real_arithmetic): Change icode to code in function call.
13091 * reginfo.c (init_move_cost): Add casts to enum type.
13092 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13093 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13095 * reload.c (find_valid_class): Add casts to enum type.
13096 (push_reload): Change 0 to NO_REGS in function call.
13097 (find_reloads): Change this_alternative to array of enum
13098 reg_class. Remove some now-unnecessary casts.
13099 (make_memloc): Change 0 to VOIDmode in function call.
13100 * reload1.c (reload): Change 0 to VOIDmode in function call.
13101 (eliminate_regs_1, elimination_effects): Likewise.
13102 (eliminate_regs_in_insn): Likewise.
13103 (emit_input_reload_insns): Add cast to enum type.
13104 (delete_output_reload): Change 0 to VOIDmode in function call.
13105 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13106 to enum type in function call.
13107 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13108 (SET_PREDICT_EXPR_OUTCOME): Define.
13109 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13110 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13111 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13112 (dump_function): Likewise.
13113 * tree-dump.h: Update declarations.
13114 * tree-pass.h: Update declarations.
13115 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13116 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13118 (arm_rtx_costs_1): Correct parenthesization.
13119 (arm_rtx_costs): Add casts to enum type.
13120 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13121 (vfp_emit_fstmd): Use add_rg_note.
13122 (emit_multi_reg_push, emit_sfm): Likewise.
13123 (thumb_set_frame_pointer): Likewise.
13124 (arm_expand_prologue): Likewise.
13125 (arm_regno_class): Change return type to enum reg_class.
13126 (thumb1_expand_prologue): Use add_reg_note.
13127 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13128 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13130 * config/arm/gentune.sh: Add cast to enum type.
13131 * config/arm/arm-tune.md: Rebuild.
13132 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13133 (ix86_split_fp_branch, predict_jump): Likewise.
13134 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13135 insn_code to enum rtx_code.
13136 (ix86_builtin_vectorized_function): Add cast to enum type.
13137 * config/i386/i386.md (truncdfsf2): Change slot to enum
13139 (truncxf<mode>2, isinf<mode>2): Likewise.
13140 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13142 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13143 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13144 (insert_bundle_state): Change 1 to INSERT in function call.
13145 (ia64_add_bundle_selector_before): Likewise.
13146 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13147 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13148 (restore_stack_nonlocal): Likewise.
13149 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13151 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13153 (mips_rtx_costs): Likewise.
13154 (mips_override_options): Add casts to enum type.
13155 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13157 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13158 (store_reg, set_reg_plus_d): Likewise.
13159 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13160 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13162 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13164 (emit_unlikely_jump): Use add_reg_note.
13165 (rs6000_emit_allocate_stack): Likewise.
13166 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13167 (output_toc): Change 1 to INSERT in function call.
13168 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13169 (rs6000_initialize_trampoline): Likewise.
13170 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13172 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13173 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13174 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13175 (save_gprs): Use add_reg_note.
13176 (s390_emit_prologue): Likewise.
13177 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13178 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13179 (sparc_fold_builtin): Add cast to enum type.
13180 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13182 (spu_expand_prologue): Use add_reg_note.
13183 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13185 2009-04-20 Ian Lance Taylor <iant@google.com>
13187 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13188 (c_parser_postfix_expression_after_primary): Get VEC for list of
13189 arguments. Get original types of arguments. Call
13190 build_function_call_vec.
13191 (cached_expr_list_1, cached_expr_list_2): New static variables.
13192 (c_parser_expr_list): Change return type to VEC *. Add
13193 p_orig_types parameter. Change all callers.
13194 (c_parser_release_expr): New static function.
13195 (c_parser_vec_to_tree_list): New static function.
13196 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13197 call build_function_call_vec.
13198 (build_function_call_vec): New function, based on old
13199 build_function_call.
13200 (convert_arguments): Remove nargs and argarray parameters. Change
13201 values to a VEC. Add origtypes parameter.
13202 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13203 (convert_for_assignment): Add origtype parameter. Change all
13204 callers. If warn_cxx_compat, check for conversion to an enum
13205 type when calling a function.
13206 (store_init_value): Add origtype parameter. Change all callers.
13207 (digest_init): Likewise.
13208 (struct init_node): Add origtype field.
13209 (add_pending_init): Add origtype parameter. Change all callers.
13210 (output_init_element): Likewise.
13211 (output_pending_init_elements): Pass origtype from init_node to
13212 output_init_element.
13213 (process_init_element): Pass origtype from c_expr to
13214 output_init_element.
13215 (c_finish_return): Add origtype parameter. Change all callers.
13216 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13218 (sync_resolve_params): Likewise.
13219 (sync_resolve_return): Change params to first_param. Change caller.
13220 (resolve_overloaded_builtins): Change params to VEC *. Change
13221 callers. Save first parameter around call to build_function_call_vec.
13222 * c-decl.c (finish_decl): Add origtype parameter. Change all
13223 callers. Call build_function_call_vec rather than
13224 build_function_call for cleanup.
13225 * c-tree.h: Update declarations.
13226 * c-common.h: Update declarations.
13227 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13228 params to first_param.
13229 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13230 params parameter from tree to void *.
13231 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13232 Change arglist parameter to have type void *, and to be a pointer
13234 * config/rs6000/rs6000-protos.h
13235 (altivec_resolve_overloaded_builtin): Update declaration.
13236 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13237 fnargs parameter to have type void *, and to be a pointer to a
13238 VEC. Call build_function_call_vec instead of
13239 build_function_call.
13240 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13242 2009-04-20 Joey Ye <joey.ye@intel.com>
13243 Xuepeng Guo <xuepeng.guo@intel.com>
13244 H.J. Lu <hongjiu.lu@intel.com>
13246 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13248 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13249 (IX86_LEA_PRIORITY): Likewise.
13250 (distance_non_agu_define): New function.
13251 (distance_agu_use): Likewise.
13252 (ix86_lea_for_add_ok): Likewise.
13253 (ix86_dep_by_shift_count): Likewise.
13255 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13256 should split for LEA.
13258 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13260 (ix86_dep_by_shift_count): Likewise.
13262 2009-04-20 Richard Guenther <rguenther@suse.de>
13264 * expr.c (handled_component_p): Move ...
13265 * tree.h (handled_component_p): ... here.
13266 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13267 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13268 and REALPART_EXPR to be in one group.
13270 2009-04-20 Richard Guenther <rguenther@suse.de>
13272 * basic-block.h (get_all_dominated_blocks): Declare.
13273 * dominance.c (get_all_dominated_blocks): New function.
13274 * tree-cfg.c (get_all_dominated_blocks): Remove.
13275 (remove_edge_and_dominated_blocks): Adjust.
13276 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13277 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13278 instead of recursing.
13280 2009-04-20 Doug Kwan <dougkwan@google.com>
13282 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13283 (struct cgraph_node_set_def): New type.
13284 (cgraph_node_set) New type. Also declare vector functions.
13285 (struct cgraph_node_set_element_def): New type.
13286 (cgraph_node_set_element): Ditto.
13287 (cgraph_node_set_iterator): New iterator type.
13288 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13289 cgraph_node_set_remove, dump_cgraph_node_set,
13290 debug_cgraph_node_set): New prototypes.
13291 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13292 cgraph_node_set_size): New inlines.
13293 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13294 including cgraph.h.
13295 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13296 argument to function 'write_summary'.
13297 * ipa.c: Include ggc.h.
13298 (hash_cgraph_node_set_element,
13299 eq_cgraph_node_set_element, cgraph_node_set_new,
13300 cgraph_node_set_add, cgraph_node_set_remove,
13301 cgraph_node_set_find, dump_cgraph_node_set,
13302 debug_cgraph_node_set): New functions.
13303 * Makefile.in (ipa.o): Add dependency on GGC_H.
13305 2009-04-20 Ira Rosen <irar@il.ibm.com>
13307 PR tree-optimization/39675
13308 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13309 check of the return code of vect_schedule_slp. Check that
13310 stmt_vec_info still exists for the statement, before checking its
13311 vectorization type.
13313 2009-04-20 Michael Matz <matz@suse.de>
13315 * Makefile.in (generated_files): Take out $(simple_generated_c).
13317 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13319 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13320 (UINTPTR_TYPE): Likewise.
13322 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13325 * c-typeck.c (digest_init): Check for initializing an array with a
13328 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13331 * c-semantics.c (pop_stmt_list): Propagate
13332 STATEMENT_LIST_HAS_LABEL to parent statement list.
13334 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13336 * config/mips/mips.h (mips_tune_attr): New macro.
13337 * config/mips/mips.md (cpu): Use it.
13339 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13342 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13345 2009-04-19 Diego Novillo <dnovillo@google.com>
13347 * toplev.c (compile_file): Move call to coverage_finish ...
13348 * cgraphunit.c (ipa_passes): ... here.
13349 Call cgraph_process_new_functions.
13350 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13351 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13353 2009-04-19 Jan Hubicka <jh@suse.cz>
13355 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13357 (dump_cgraph_node): Dump can throw external flag.
13358 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13360 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13364 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13365 * common.opt (Wlogical-op): Move from here...
13366 * c.opt (Wlogical-op): ... to here.
13367 * c-typeck.c (parser_build_binary_op): Update call to
13368 warn_logical_operator.
13369 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13371 * c-common.c (warn_logical_op): Update.
13372 * c-common.h (warn_logical_op): Update declaration.
13374 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13376 * tree.c (protected_set_expr_location): Fix formatting.
13378 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13381 * c-typeck.c (readonly_warning): new.
13382 (build_unary_op, build_modify_expr): Use readonly_warning for
13383 storing into something readonly but not const-qualified.
13385 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13388 * c-typeck.c (build_unary_op): Check for taking address of
13389 expression of type void.
13391 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13394 * c-typeck.c (build_function_call): Check for calling a function
13395 with qualified void return types. Call require_complete_type when
13398 2009-04-18 Jan Hubicka <jh@suse.cz>
13400 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13402 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13403 can_throw_external flag.
13404 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13405 * ipa-pure-const.c (ignore_edge): New function.
13406 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13407 only over can_throw_external edges.
13408 (local_pure_const): Add nothrow flag.
13409 * ipa-utils.c (searchc): Add ignore_edge callback.
13410 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13411 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13412 (set_nothrow_function_flags): Update cgraph.
13413 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13415 2009-04-18 Richard Guenther <rguenther@suse.de>
13417 PR middle-end/39804
13418 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13419 (fold_stmt): ... this and ...
13420 (fold_stmt_inplace): ... this.
13421 (fold_stmt_1): Fold references in calls and asms.
13422 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13424 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13426 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13427 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13429 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13431 * tree.c (function_args_count): Remove.
13432 * tree.h: Remove the prototype for function_args_count.
13434 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13436 * tree-iterator.c (expr_only): Remove.
13437 * tree.h: Remove the prototype for expr_only.
13439 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13441 * reginfo.c (cannot_change_mode_set_regs): Remove.
13442 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13444 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13446 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13447 whether operands 0 and 1 overlaps.
13449 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13451 PR middle-end/36902
13452 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13453 pointer. Use warning_at instead of warning.
13454 (search_for_addr_array): Likewise.
13455 (check_array_bounds): Likewise.
13456 (check_all_array_refs): Check that the incoming edge is not in the
13457 list of edges to be removed.
13458 (check_all_array_refs): Avoid the temporal pointer.
13459 (vrp_visit_cond_stmt): Fix typo.
13460 (simplify_switch_using_ranges): Handle the case where the switch
13461 index is an integer constant.
13463 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13465 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13467 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13469 * doc/extend.texi, doc/invoke.texi: Fix typos.
13471 2009-04-17 Cary Coutant <ccoutant@google.com>
13473 * tree-flow-inline.h (get_lineno): Fix inverted test.
13475 2009-04-17 Diego Novillo <dnovillo@google.com>
13477 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13478 assertion for AVAIL_OUT.
13480 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13483 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13484 * config/sh/linux-atomic.asm: Likewise.
13486 2009-04-17 Diego Novillo <dnovillo@google.com>
13488 * except.c (debug_eh_tree): New.
13489 (struct eh_region, struct eh_status): Move ...
13490 * except.h: ... here.
13491 (add_type_for_runtime): Declare extern.
13492 (lookup_type_for_runtime): Likewise.
13493 (debug_eh_tree): Declare.
13494 * Makefile.in (GTFILES): List except.h before except.c
13496 2009-04-17 Diego Novillo <dnovillo@google.com>
13498 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13499 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13500 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13501 (find_vars_r): ... here.
13502 * tree-flow.h (find_referenced_vars_in): Declare.
13503 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13504 that AVAIL_OUT exists for BLOCK.
13505 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13506 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13507 (tree-parloops.o): Likewise.
13509 2009-04-17 Simon Baldwin <simonb@google.com>
13511 * toplev.c (default_tree_printer): Add handling for %E format.
13513 2009-04-17 Diego Novillo <dnovillo@google.com>
13515 * tree-pretty-print.c (dump_generic_node): Add break after
13516 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13517 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13518 FUNCTION_TYPE together. Call print_struct_decl when printing
13519 structures and TDF_SLIM is not given.
13520 (print_struct_decl): Fix logic for detecting recursion.
13522 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13525 * gcc.c (create_at_file): New.
13526 (compile_input_file_p): New.
13527 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13528 * main.c (main): Update call to toplev_main.
13529 * toplev.c (toplev_main): Change signature. Call expandargv.
13530 * toplev.h (toplev_main): Change signature.
13532 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13534 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13535 if the latter is not constant.
13537 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13539 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13541 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13543 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13544 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13546 2009-04-17 Richard Guenther <rguenther@suse.de>
13548 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13549 Handle component references view-converting an invariant address.
13551 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13553 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13554 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13555 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13556 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13557 Use @deftypevr rather than @deftypevar.
13559 2009-04-17 Richard Guenther <rguenther@suse.de>
13561 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13562 (get_prop_source_stmt): Likewise.
13563 (can_propagate_from): Likewise.
13565 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13567 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13568 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13569 (--with-multilib-list): Add default value.
13570 * configure: Regenerate.
13571 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13572 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13573 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13574 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13575 Don't add default cpu to multilib list unnecessarily, but do enable
13576 the relevant compiler option..
13577 Add support for --with-multilib-list=<blank> and
13578 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13579 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13580 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13581 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13582 TM_MULTILIB_CONFIG.
13583 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13584 (MULTILIB_OSDIRNAMES): New variable.
13585 * config/sh/t-1e: Delete file.
13586 * config/sh/t-mlib-sh1: Delete file.
13587 * config/sh/t-mlib-sh2: Delete file.
13588 * config/sh/t-mlib-sh2a: Delete file.
13589 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13590 * config/sh/t-mlib-sh2a-single: Delete file.
13591 * config/sh/t-mlib-sh2a-single-only: Delete file.
13592 * config/sh/t-mlib-sh2e: Delete file.
13593 * config/sh/t-mlib-sh3e: Delete file.
13594 * config/sh/t-mlib-sh4: Delete file.
13595 * config/sh/t-mlib-sh4-nofpu: Delete file.
13596 * config/sh/t-mlib-sh4-single: Delete file.
13597 * config/sh/t-mlib-sh4-single-only: Delete file.
13598 * config/sh/t-mlib-sh4a: Delete file.
13599 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13600 * config/sh/t-mlib-sh4a-single: Delete file.
13601 * config/sh/t-mlib-sh4a-single-only: Delete file.
13602 * config/sh/t-mlib-sh4al: Delete file.
13603 * config/sh/t-mlib-sh5-32media: Delete file.
13604 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13605 * config/sh/t-mlib-sh5-64media: Delete file.
13606 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13607 * config/sh/t-mlib-sh5-compact: Delete file.
13608 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13609 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13610 * doc/install.texi (Options specification): Add
13611 --with-multilib-list and --with-endian.
13613 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13615 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13617 (OBJS-common): Add plugin-version.o.
13618 (plugin-version.o): New.
13619 * gcc-plugin.h (plugin_gcc_version): New.
13620 (plugin_default_version_check): New.
13621 (plugin_init_func, plugin_init): Add version argument.
13622 * plugin-version.c: New.
13623 * plugin.c (str_plugin_gcc_version_name): New.
13624 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13625 pass it to the init function.
13626 (plugin_default_version_check): New.
13628 2009-04-17 Richard Guenther <rguenther@suse.de>
13630 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13631 for decl-vs-decl disambiguation.
13633 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13635 * config/s390/s390.h (s390_tune_attr): New macro definition.
13636 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13638 2009-04-17 Richard Guenther <rguenther@suse.de>
13640 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13641 (fold_stmt_r): Likewise.
13642 (maybe_fold_reference): New function.
13643 (fold_gimple_assign): Handle cases fold_stmt_r did.
13644 (fold_stmt): Do not use fold_stmt_r.
13645 (fold_stmt_inplace): Likewise.
13647 2009-04-17 Richard Guenther <rguenther@suse.de>
13649 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13650 (record_equivalences_from_stmt): Remove useless checks and
13652 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13653 the type is already suitable.
13655 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13657 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13659 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13661 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13662 (CMPtype): Define as __gcc_CMPtype.
13664 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13666 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13667 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13669 2009-04-17 Richard Guenther <rguenther@suse.de>
13671 PR tree-optimization/39746
13672 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13673 special-casing for builtins and static variable use/def.
13674 (call_may_clobber_ref_p_1): Likewise.
13676 2009-04-16 Ian Lance Taylor <iant@google.com>
13678 * df.h: Include "timevar.h".
13679 (struct df_problem): Change tv_id field to timevar_id_t.
13680 * tree-pass.h: Include "timevar.h".
13681 (struct opt_pass): Change tv_id field to timevar_id_t.
13682 * timevar.h (timevar_id_t): Define TV_NONE.
13683 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13684 TV_NONE rather than tv_id != 0.
13685 (execute_one_pass): Likewise.
13686 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13687 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13688 dependencies to $(TREE_PASS_H).
13689 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13691 (pass_branch_target_load_optimize2): Likewise.
13692 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13693 (pass_outof_cfg_layout_mode): Likewise.
13694 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13695 (pass_rebuild_cgraph_edges): Likewise.
13696 (pass_remove_cgraph_callee_edges): Likewise.
13697 * df-core.c (pass_df_initialize_opt): Likewise.
13698 (pass_df_initialize_no_opt): Likewise.
13699 (pass_df_finish): Likewise.
13700 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13701 * except.c (pass_set_nothrow_function_flags): Likewise.
13702 (pass_convert_to_eh_region_ranges): Likewise.
13703 * final.c (pass_compute_alignments): Likewise.
13704 * function.c (pass_instantiate_virtual_regs): Likewise.
13705 (pass_init_function): Likewise.
13706 (pass_leaf_regs): Likewise.
13707 (pass_match_asm_constraints): Likewise.
13708 * gimple-low.c (pass_lower_cf): Likewise.
13709 (pass_mark_used_blocks): Likewise.
13710 * init-regs.c (pass_initialize_regs): Likewise.
13711 * integrate.c (pass_initial_value_sets): Likewise.
13712 * ira.c (pass_ira): Likewise.
13713 * jump.c (pass_cleanup_barriers): Likewise.
13714 * omp-low.c (pass_expand_omp): Likewise.
13715 (pass_lower_omp): Likewise.
13716 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13717 * recog.c (pass_split_all_insns): Likewise.
13718 (pass_split_after_reload): Likewise.
13719 (pass_split_before_regstack): Likewise.
13720 (pass_split_before_sched2): Likewise.
13721 (pass_split_for_shorten_branches): Likewise.
13722 * reginfo.c (pass_reginfo_init): Likewise.
13723 (pass_subregs_of_mode_init): Likewise.
13724 (pass_subregs_of_mode_finish): Likewise.
13725 * passes.c (pass_postreload): Likewise.
13726 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13727 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13728 (pass_warn_function_return): Likewise.
13729 (pass_warn_function_noreturn): Likewise.
13730 * tree-complex.c (pass_lower_complex): Likewise.
13731 (pass_lower_complex_O0): Likewise.
13732 * tree-if-conv.c (pass_if_conversion): Likewise.
13733 * tree-into-ssa.c (pass_build_ssa): Likewise.
13734 * tree-mudflap.c (pass_mudflap_1): Likewise.
13735 (pass_mudflap_2): Likewise.
13736 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13737 (pass_mudflap_2): Likewise.
13738 * tree-nrv.c (pass_return_slot): Likewise.
13739 * tree-object-size.c (pass_object_sizes): Likewise.
13740 * tree-optimize.c (pass_all_optimizations): Likewise.
13741 (pass_early_local_passes): Likewise.
13742 (pass_all_early_optimizations): Likewise.
13743 (pass_cleanup_cfg): Likewise.
13744 (pass_cleanup_cfg_post_optimizing): Likewise.
13745 (pass_free_datastructures): Likewise.
13746 (pass_free_cfg_annotations): Likewise.
13747 (pass_fixup_cfg): Likewise.
13748 (pass_init_datastructures): Likewise.
13749 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13750 (pass_late_warn_uninitialized): Likewise.
13751 (pass_update_address_taken): Likewise.
13752 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13753 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13754 (pass_cse_sincos): Likewise.
13755 (pass_convert_to_rsqrt): Likewise.
13756 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13757 * tree-stdarg.c (pass_stdarg): Likewise.
13758 * tree-tailcall.c (pass_tail_recursion): Likewise.
13759 (pass_tail_calls): Likewise.
13760 * tree-vect-generic.c (pass_lower_vector): Likewise.
13761 (pass_lower_vector_ssa): Likewise.
13762 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13764 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13766 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13768 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13770 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13771 logical and signext.
13773 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13776 * config/sh/predicates.md (arith_operand): Check if the operand
13777 of TRUNCATE is a REG.
13779 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13781 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13782 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13784 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13786 * tree-iterator.c (tsi_split_statement_list_after,
13787 tsi_split_statement_list_before): Remove.
13788 * tree-iterator.h: Remove the prototypes for
13789 tsi_split_statement_list_after and tsi_split_statement_list_before.
13791 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13793 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13794 * tree-ssa-propagate.h: Remove the prototype for
13795 stmt_makes_single_load.
13797 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13799 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13800 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13802 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13804 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13806 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13808 * except.c (eh_region_outer_p): Remove.
13809 * except.h: Remove the prototype for eh_region_outer_p.
13811 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13813 * function.c (current_function_assembler_name): Remove.
13814 * function.h: Remove the prototype for
13815 current_function_assembler_name.
13817 2009-04-16 Ian Lance Taylor <iant@google.com>
13819 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13820 (add_reg_note): Call alloc_reg_note.
13821 * rtl.h (alloc_reg_note): Declare.
13822 * combine.c (try_combine): Use alloc_reg_note.
13823 (recog_for_combine, move_deaths): Likewise.
13824 (distribute_notes): Use alloc_reg_note and add_reg_note.
13825 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13826 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13827 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13829 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13831 PR rtl-optimization/39762
13832 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13833 ira_may_move_out_cost): Add comments about way of their usage.
13834 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13836 * ira-conflicts.c (process_regs_for_copy): Use function
13837 ira_get_register_move_cost instead of global
13838 ira_register_move_cost.
13840 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13841 color_pass, move_spill_restore, update_curr_costs): Ditto.
13843 * ira-lives.c (process_single_reg_class_operands): Ditto.
13845 * ira-emit.c (emit_move_list): Ditto.
13847 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13848 (record_reg_classes): Ditto. Use functions
13849 ira_get_register_move_cost and ira_get_may_move_cost instead of
13850 global vars ira_register_move_cost, ira_may_move_out_cost and
13851 ira_may_move_in_cost.
13852 (record_address_regs): Don't call ira_init_register_move_cost.
13853 Use function ira_get_may_move_cost instead of global
13854 ira_may_move_in_cost.
13855 (process_bb_node_for_hard_reg_moves): Use function
13856 ira_get_register_move_cost instead of global ira_register_move_cost.
13857 (ira_costs): Don't call ira_init_register_move_cost.
13859 2009-04-16 Richard Guenther <rguenther@suse.de>
13861 * tree-cfg.c (verify_gimple_assign_binary):
13862 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13863 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13864 (create_general_new_stmt): Note that this function is broken.
13866 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13868 * common.opt (fhelp): Add Var(help_flag).
13869 * gcc-plugin.h (plugin_info): Add help.
13870 * plugin.c (plugin_name_args): Add help.
13871 (register_plugin_info): Set plugin->help.
13872 (print_help_one_plugin): New.
13873 (print_plugins_help): New.
13874 * plugin.h (print_plugins_help): New.
13875 * toplev.c (toplev_main): Call print_plugins_help if needed.
13877 2009-04-16 Richard Guenther <rguenther@suse.de>
13879 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13880 (gimple_ior_addresses_taken_1): New function.
13881 (gimple_ior_addresses_taken): Likewise.
13882 * gimple.h (struct gimple_statement_with_ops_base): Remove
13883 addresses_taken member.
13884 (gimple_ior_addresses_taken): Declare.
13885 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13886 gimple_set_addresses_taken): Remove.
13887 * ipa-reference.c (mark_address): New function.
13888 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13889 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13890 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13891 (gimple_add_to_addresses_taken): Remove.
13892 (get_tmr_operands): Call mark_address_taken.
13893 (get_asm_expr_operands): Likewise.
13894 (get_expr_operands): Likewise.
13895 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13896 (free_stmt_operands): Do not free it.
13897 * tree-ssa.c (delete_tree_ssa): Likewise.
13898 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13900 2009-04-16 Richard Guenther <rguenther@suse.de>
13902 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13903 (walk_stmt_load_store_ops): Likewise.
13904 * gimple.c (get_base_loadstore): New function.
13905 (walk_stmt_load_store_addr_ops): Likewise.
13906 (walk_stmt_load_store_ops): Likewise.
13907 * ipa-pure-const.c (check_op): Simplify.
13908 (check_load, check_store): New functions.
13909 (check_stmt): Use walk_stmt_load_store_ops.
13910 * ipa-reference.c (mark_load): Adjust signature.
13911 (mark_store): Likewise.
13912 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13914 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13916 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13917 (plugin_info): New.
13918 * opts.c (common_handle_option): Don't call print_version.
13919 * plugin.c (plugin_name_args): Add version.
13920 (register_plugin_info): New.
13921 (register_callback): Handle PLUGIN_INFO.
13922 (try_init_one_plugin): New.
13923 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13925 (finalize_one_plugin): New.
13926 (finalize_plugins): New.
13927 (print_one_plugin): New.
13928 (print_plugins_versions): New.
13929 * plugin.h (print_plugins_versions): New.
13930 (finalize_plugins): New.
13931 * toplev.c (compile_file): Don't call initialize_plugins.
13932 (print_version): Call print_plugins_versions.
13933 (toplev_main): Call initialize_plugins. Print version if needed.
13934 Call finalize_plugins.
13936 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13938 * common.opt (fversion): New.
13939 * gcc.c (print_version): New.
13940 (process_command): Don't print the version. Just set print_version.
13941 (main): Print version. Call subprocesses if print_version and
13942 verbose_flag are set.
13943 * opts.c (common_handle_option): Handle OPT_fversion.
13945 2009-04-16 Richard Guenther <rguenther@suse.de>
13946 Ira Rosen <irar@il.ibm.com>
13948 PR tree-optimization/39698
13949 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13950 type of the reduction variable. Only generate the def if
13953 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13954 make sure to first convert to an integer of the same precision.
13955 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13956 the type of the evolution correctly in computing the new
13957 induction variable base.
13959 2009-04-16 Richard Guenther <rguenther@suse.de>
13961 PR middle-end/39625
13962 * tree-cfg.c (make_blocks): Split statements with to-be
13963 abnormal SSA names on the lhs.
13965 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13967 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13968 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13969 * c-typeck.c (really_start_incremental_init): Likewise.
13970 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13971 (TARGET_INITIALIZER): Remove it.
13972 * target.h (struct target): Remove vector_opaque_p.
13973 * tree.c (build_opaque_vector_type): New.
13974 * tree.h (TYPE_VECTOR_OPAQUE): New.
13975 (build_opaque_vector_type): Declare.
13976 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13977 * config/rs6000/rs6000.c (build_opaque_vector_type,
13978 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13979 (rs6000_init_builtins): Use build_opaque_vector_type for
13980 opaque_V4SI_type_node.
13982 2009-04-15 Catherine Moore <clm@codesourcery.com>
13984 * debug.h (set_name): Declare.
13985 * dwarf2out.c (dwarf2out_set_name): Declare.
13986 (dwarf2_debug_hooks): Add set_name.
13987 (find_AT_string): New.
13988 (add_AT_string): Call find_AT_string.
13989 (dwarf2out_set_name): New.
13990 * cp/decl.c (grokdeclarator): Call set_name.
13991 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13992 * debug.c (do_nothing_debug_hooks): Likewise.
13993 * dbxout.c (dbx_debug_hooks): Likewise.
13994 * sdbout.c (sdb_debug_hooks): Likewise.
13996 2009-04-15 Michael Eager <eager@eagercon.com>
13998 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13999 reg for single-precision FPU.
14000 * config/rs6000/rs6000.md (movsi_internal1): Only for
14001 !TARGET_SINGLE_FPU.
14002 (movsi_internal1_single): New. Add pattern to move SI values to/from
14003 single-precision FP regs.
14005 2009-04-15 Richard Guenther <rguenther@suse.de>
14007 * omp-low.c (lower_rec_input_clauses): Build correct address
14009 (expand_omp_for_generic): Fix multiplication type.
14010 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14011 (generate_memset_zero): Fix types.
14012 * tree-profile.c (prepare_instrumented_value): Correctly
14015 2009-04-15 Ian Lance Taylor <iant@google.com>
14017 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14018 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14019 for -Wall and for -Wc++-compat.
14020 (c_common_post_options): For C++, set warn_enum_compare if not
14022 * c-tree.h (struct c_expr): Add field original_type.
14023 (build_external_ref): Update declaration.
14024 * c-parser.c (c_parser_braced_init): Set original_type.
14025 (c_parser_initelt): Likewise.
14026 (c_parser_expr_no_commas): Likewise.
14027 (c_parser_conditional_expression): Likewise.
14028 (c_parser_cast_expression): Likewise.
14029 (c_parser_unary_expression): Likewise. Pull setting of
14030 original_code to top of function.
14031 (c_parser_sizeof_expression): Set original_type.
14032 (c_parser_alignof_expression): Likewise.
14033 (c_parser_postfix_expression): Likewise. Pull setting of
14034 original_code to top of function.
14035 (c_parser_postfix_expression_after_paren_type): Set original_type.
14036 (c_parser_postfix_expression_after_primary): Likewise.
14037 (c_parser_expression): Likewise.
14038 * c-typeck.c (build_external_ref): Add type parameter. Change all
14040 (c_expr_sizeof_expr): Set original_type field.
14041 (parser_build_unary_op): Likewise.
14042 (parser_build_binary_op): Likewise. Optionally warn about
14043 comparisons of enums of different types.
14044 (digest_init): Set original_type field.
14045 (really_start_incremental_init): Likewise.
14046 (push_init_level, pop_init_level): Likewise.
14047 * doc/invoke.texi (Warning Options): -Wenum-compare now
14050 2009-04-15 Richard Guenther <rguenther@suse.de>
14052 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14053 out a necessary conversion.
14054 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14055 names we didn't value number.
14056 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14058 2009-04-15 Richard Guenther <rguenther@suse.de>
14060 PR tree-optimization/39764
14061 * tree-ssa-ccp.c (get_value): Canonicalize value with
14062 canonicalize_float_value.
14064 2009-04-15 Jan Hubicka <jh@suse.cz>
14066 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14067 Wrong version of patch.
14069 2009-04-15 Jan Hubicka <jh@suse.cz>
14071 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14073 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14075 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14076 our distinct integral and vector types.
14078 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14080 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14081 * init.c (build_vtbl_address): Remove call to assemble_external.
14083 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14085 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14086 output for other floating point modes.
14088 2009-04-14 Diego Novillo <dnovillo@google.com>
14090 * diagnostic.c (diagnostic_report_diagnostic): Do not
14091 warn about loaded plugins for DK_ERROR and DK_WARNING.
14092 * c-decl.c (declspecs_add_type): Move call to
14093 invoke_plugin_callbacks ...
14094 * c-parser.c (c_parser_declspecs): ... here.
14095 * plugin.c (dump_active_plugins): Tidy output.
14097 2009-04-14 Diego Novillo <dnovillo@google.com>
14098 Le-Chun Wu <lcwu@google.com>
14100 * configure.ac: Add --enable-plugin support.
14101 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14102 * Makefile.in (PLUGIN_H): Define.
14103 Export ENABLE_PLUGIN and GMPINC to site.exp.
14104 Add PLUGINLIBS to link command.
14105 Add/modify dependencies for plugin.o and files including plugin.h.
14107 * config.in: Regenerate.
14109 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14112 2009-04-14 Le-Chun Wu <lcwu@google.com>
14114 * tree-pass.h (register_one_dump_file): Add a prototype for
14115 register_one_dump_file.
14116 * toplev.c (compile_file): Call initialize_plugins.
14117 (do_compile): Call invoke_plugin_callbacks.
14118 (toplev_main): Call invoke_plugin_callbacks.
14119 * common.opt: Add -fplugin= and -fplugin-arg-.
14120 * gcc-plugin.h: New public header file for plugins to include.
14121 * plugin.c: New source file.
14122 * plugin.h: New internal header file.
14123 * passes.c (register_one_dump_file): Make it external.
14125 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14127 2009-04-14 Diego Novillo <dnovillo@google.com>
14129 * doc/plugins.texi: New.
14130 * doc/gccint.texi: Add reference to Plugins chapter.
14131 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14132 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14133 loaded plugins, if any.
14134 * timevar.def (TV_PLUGIN_INIT): Define.
14135 (TV_PLUGIN_RUN): Define.
14136 * plugin.c: Include timevar.h
14137 (plugins_active_p): New.
14138 (dump_active_plugins): New.
14139 (debug_active_plugins): New.
14141 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14143 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14145 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14147 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14149 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14150 the same as a minus without a shift.
14152 2009-04-14 Nick Clifton <nickc@redhat.com>
14154 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14155 comparisons with small integers will always produce a short
14158 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14161 2008-12-19 Diego Novillo <dnovillo@google.com>
14163 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14165 2009-04-14 Richard Guenther <rguenther@suse.de>
14167 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14169 (verify_gimple_assign_binary): Likewise. Handle shifts and
14171 (verify_gimple_phi): Print the mismatched argument position.
14172 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14174 (vect_update_init_of_dr): Likewise.
14175 * matrix-reorg.c (transform_access_sites): Do what the
14177 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14179 2009-04-13 Michael Eager <eager@eagercon.com>
14181 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14182 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14183 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14184 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14185 remove duplicate config
14187 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14189 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14190 file_name:line_number type locator of the call site.
14192 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14194 * genautomata.c: Put blank after comma.
14195 (automaton_decls): New.
14196 (struct unit_usage): Add comments to member next.
14197 (store_alt_unit_usage): Keep the list ordered.
14198 (unit_present_on_list_p, equal_alternatives_p): New.
14199 (check_regexp_units_distribution): Check units distribution
14200 correctness correctly.
14201 (main): Don't write automata if error is found. Return correct
14204 * config/m68k/cf.md (cfv4_ds): Remove.
14205 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14206 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14208 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14209 power4-load-ext, power4-store, power4-store-update,
14210 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14211 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14212 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14213 power4-sqrt, power4-isync): Modify reservation to make correct
14214 unit distribution to automata.
14216 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14217 power5-store-update, power5-two, power5-three, power5-lmul,
14218 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14220 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14222 * except.c (pass_set_nothrow_function_flags): Set name and add
14224 (set_nothrow_function_flags): Mention in the dump file when
14225 changing a function to nothrow.
14227 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14230 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14231 instead of unsigned long.
14233 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14235 * config/arm/arm.c (return_used_this_function): Remove.
14236 (arm_output_function_prologue): Remove use of
14237 return_used_this_function.
14238 (output_return_instruction): Replace use of
14239 return_used_this_function
14240 by cfun->machine->return_used_this_function.
14241 (arm_output_epilogue): Likewise.
14242 (arm_output_function_epilogue): Likewise.
14243 (thumb_unexpanded_epilogue): Likewise.
14244 * config/arm/arm.h (struct machine_function):
14245 New member return_used_this_function.
14247 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14249 * doc/install.texi: Correct description of default directory for
14250 --with-gxx-include-dir.
14252 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14254 * fold-const.c (build_range_check): Properly deal with enumeral and
14255 boolean base types.
14257 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14259 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14260 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14261 * params.h (MAX_GCSE_PASSES): Remove.
14262 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14263 in sequence. Remove ability to run multiple passes.
14264 (bypass_jumps): Report run as third CPROP pass.
14266 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14268 PR middle-end/39651
14269 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14270 when deciding whether the whole SEQUENCE can throw.
14272 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14275 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14276 offseted label references.
14278 2009-04-11 Jan Hubicka <jh@suse.cz>
14280 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14282 2009-04-11 Richard Guenther <rguenther@suse.de>
14284 PR middle-end/39732
14285 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14286 return variables as TREE_ADDRESSABLE.
14288 2009-04-11 Richard Guenther <rguenther@suse.de>
14290 PR tree-optimization/39713
14291 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14292 reference trees have SSA_NAME operands.
14294 2009-04-11 Richard Guenther <rguenther@suse.de>
14297 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14298 address expressions.
14300 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14302 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14303 match changes in Cygwin 1.7
14304 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14305 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14307 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14309 PR tree-optimization/39701
14310 * doc/invoke.texi (Optimization Options): Document change in
14311 meaning and initialization of -fdelete-null-pointer-checks.
14313 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14315 PR middle-end/39701
14316 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14318 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14321 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14323 2009-04-10 Chao-ying Fu <fu@mips.com>
14325 * doc/tm.texi (Instruction Output): Document
14326 TARGET_ASM_FINAL_POSTSCAN_INSN.
14327 * target.h (final_postscan_insn): New field in asm_out.
14328 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14329 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14330 * final.c (final_scan_insn): Call
14331 targetm.asm_out.final_postscan_insn after outputting
14332 an asm macro and a normal instruction.
14334 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14335 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14336 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14337 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14338 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14340 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14342 PR middle-end/39701
14343 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14344 variables as non-NULL even with -fdelete-null-pointer-checks.
14346 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14350 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14353 * config/i386/i386.c (classify_argument): Handle SCmode with
14354 (bit_offset % 64) != 0.
14356 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14358 * doc/invoke.texi (Optimize Options): Add cross-reference to
14359 -Q --help=optimizers examples.
14361 2009-04-10 Ben Elliston <bje@au.ibm.com>
14364 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14365 regalign for the reg == fpr and TDmode case.
14367 2009-04-09 David Ayers <ayers@fsfe.org>
14370 * objc/objc-act.c (warn_with_method): Remove helper function.
14371 (check_duplicates): Call warning and inform directly.
14372 (really_start_method): Likewise.
14374 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14376 * expmed.c (expand_divmod): Always use a comparison for a division
14377 by a large unsigned integer.
14379 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14380 for things others than variables or functions as nonzero.
14382 2009-04-09 Nick Clifton <nickc@redhat.com>
14384 * unwind-compat.c: Change copyright header to refer to version
14385 3 of the GNU General Public License with version 3.1 of the
14386 GCC Runtime Library Exception and to point readers at the
14387 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14388 * config/alpha/crtfastmath.c: Likewise.
14389 * config/alpha/linux-unwind.h: Likewise.
14390 * config/alpha/qrnnd.asm: Likewise.
14391 * config/alpha/vms-crt0-64.c: Likewise.
14392 * config/alpha/vms-crt0.c: Likewise.
14393 * config/alpha/vms-dwarf2.asm: Likewise.
14394 * config/alpha/vms-dwarf2eh.asm: Likewise.
14395 * config/alpha/vms-psxcrt0-64.c: Likewise.
14396 * config/alpha/vms-psxcrt0.c: Likewise.
14397 * config/alpha/vms_tramp.asm: Likewise.
14398 * config/arc/initfini.c: Likewise.
14399 * config/arc/lib1funcs.asm: Likewise.
14400 * config/arm/bpabi-v6m.S: Likewise.
14401 * config/arm/bpabi.S: Likewise.
14402 * config/arm/bpabi.c: Likewise.
14403 * config/arm/crti.asm: Likewise.
14404 * config/arm/crtn.asm: Likewise.
14405 * config/arm/ieee754-df.S: Likewise.
14406 * config/arm/ieee754-sf.S: Likewise.
14407 * config/arm/lib1funcs.asm: Likewise.
14408 * config/arm/libunwind.S: Likewise.
14409 * config/arm/linux-atomic.c: Likewise.
14410 * config/arm/mmintrin.h: Likewise.
14411 * config/arm/pr-support.c: Likewise.
14412 * config/arm/unaligned-funcs.c: Likewise.
14413 * config/arm/unwind-arm.c: Likewise.
14414 * config/arm/unwind-arm.h: Likewise.
14415 * config/avr/libgcc.S: Likewise.
14416 * config/bfin/crti.s: Likewise.
14417 * config/bfin/crtlibid.s: Likewise.
14418 * config/bfin/crtn.s: Likewise.
14419 * config/bfin/lib1funcs.asm: Likewise.
14420 * config/bfin/linux-unwind.h: Likewise.
14421 * config/cris/arit.c: Likewise.
14422 * config/cris/cris_abi_symbol.c: Likewise.
14423 * config/darwin-64.c: Likewise.
14424 * config/darwin-crt2.c: Likewise.
14425 * config/darwin-crt3.c: Likewise.
14426 * config/darwin.h: Likewise.
14427 * config/dbxelf.h: Likewise.
14428 * config/dfp-bit.c: Likewise.
14429 * config/dfp-bit.h: Likewise.
14430 * config/elfos.h: Likewise.
14431 * config/fixed-bit.c: Likewise.
14432 * config/fixed-bit.h: Likewise.
14433 * config/fp-bit.c: Likewise.
14434 * config/fp-bit.h: Likewise.
14435 * config/fr30/crti.asm: Likewise.
14436 * config/fr30/crtn.asm: Likewise.
14437 * config/fr30/lib1funcs.asm: Likewise.
14438 * config/freebsd-spec.h: Likewise.
14439 * config/frv/cmovd.c: Likewise.
14440 * config/frv/cmovh.c: Likewise.
14441 * config/frv/cmovw.c: Likewise.
14442 * config/frv/frvbegin.c: Likewise.
14443 * config/frv/frvend.c: Likewise.
14444 * config/frv/lib1funcs.asm: Likewise.
14445 * config/glibc-stdint.h: Likewise.
14446 * config/h8300/clzhi2.c: Likewise.
14447 * config/h8300/crti.asm: Likewise.
14448 * config/h8300/crtn.asm: Likewise.
14449 * config/h8300/ctzhi2.c: Likewise.
14450 * config/h8300/fixunssfsi.c: Likewise.
14451 * config/h8300/lib1funcs.asm: Likewise.
14452 * config/h8300/parityhi2.c: Likewise.
14453 * config/h8300/popcounthi2.c: Likewise.
14454 * config/i386/ammintrin.h: Likewise.
14455 * config/i386/att.h: Likewise.
14456 * config/i386/avxintrin.h: Likewise.
14457 * config/i386/biarch64.h: Likewise.
14458 * config/i386/bmmintrin.h: Likewise.
14459 * config/i386/cpuid.h: Likewise.
14460 * config/i386/cross-stdarg.h: Likewise.
14461 * config/i386/crtfastmath.c: Likewise.
14462 * config/i386/crtprec.c: Likewise.
14463 * config/i386/cygming-crtbegin.c: Likewise.
14464 * config/i386/cygming-crtend.c: Likewise.
14465 * config/i386/cygwin.asm: Likewise.
14466 * config/i386/emmintrin.h: Likewise.
14467 * config/i386/gmm_malloc.h: Likewise.
14468 * config/i386/gthr-win32.c: Likewise.
14469 * config/i386/i386.h: Likewise.
14470 * config/i386/immintrin.h: Likewise.
14471 * config/i386/linux-unwind.h: Likewise.
14472 * config/i386/linux64.h: Likewise.
14473 * config/i386/mm3dnow.h: Likewise.
14474 * config/i386/mmintrin-common.h: Likewise.
14475 * config/i386/mmintrin.h: Likewise.
14476 * config/i386/nmmintrin.h: Likewise.
14477 * config/i386/pmm_malloc.h: Likewise.
14478 * config/i386/pmmintrin.h: Likewise.
14479 * config/i386/smmintrin.h: Likewise.
14480 * config/i386/sol2-c1.asm: Likewise.
14481 * config/i386/sol2-ci.asm: Likewise.
14482 * config/i386/sol2-cn.asm: Likewise.
14483 * config/i386/sol2-gc1.asm: Likewise.
14484 * config/i386/tmmintrin.h: Likewise.
14485 * config/i386/unix.h: Likewise.
14486 * config/i386/w32-unwind.h: Likewise.
14487 * config/i386/wmmintrin.h: Likewise.
14488 * config/i386/x86-64.h: Likewise.
14489 * config/i386/x86intrin.h: Likewise.
14490 * config/i386/xmmintrin.h: Likewise.
14491 * config/ia64/crtbegin.asm: Likewise.
14492 * config/ia64/crtend.asm: Likewise.
14493 * config/ia64/crtfastmath.c: Likewise.
14494 * config/ia64/crti.asm: Likewise.
14495 * config/ia64/crtn.asm: Likewise.
14496 * config/ia64/fde-glibc.c: Likewise.
14497 * config/ia64/lib1funcs.asm: Likewise.
14498 * config/ia64/linux-unwind.h: Likewise.
14499 * config/ia64/quadlib.c: Likewise.
14500 * config/ia64/unwind-ia64.c: Likewise.
14501 * config/linux.h: Likewise.
14502 * config/m32c/m32c-lib1.S: Likewise.
14503 * config/m32c/m32c-lib2-trapv.c: Likewise.
14504 * config/m32c/m32c-lib2.c: Likewise.
14505 * config/m32r/initfini.c: Likewise.
14506 * config/m68hc11/larith.asm: Likewise.
14507 * config/m68hc11/m68hc11-crt0.S: Likewise.
14508 * config/m68k/cf.md: Likewise.
14509 * config/m68k/crti.s: Likewise.
14510 * config/m68k/crtn.s: Likewise.
14511 * config/m68k/lb1sf68.asm: Likewise.
14512 * config/m68k/linux-unwind.h: Likewise.
14513 * config/mcore/crti.asm: Likewise.
14514 * config/mcore/crtn.asm: Likewise.
14515 * config/mcore/lib1.asm: Likewise.
14516 * config/mips/linux-unwind.h: Likewise.
14517 * config/mips/loongson.h: Likewise.
14518 * config/mips/mips16.S: Likewise.
14519 * config/mmix/crti.asm: Likewise.
14520 * config/mmix/crtn.asm: Likewise.
14521 * config/pa/fptr.c: Likewise.
14522 * config/pa/hpux-unwind.h: Likewise.
14523 * config/pa/lib2funcs.asm: Likewise.
14524 * config/pa/linux-atomic.c: Likewise.
14525 * config/pa/linux-unwind.h: Likewise.
14526 * config/pa/milli64.S: Likewise.
14527 * config/pa/quadlib.c: Likewise.
14528 * config/pa/stublib.c: Likewise.
14529 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14530 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14531 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14532 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14533 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14534 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14535 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14536 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14537 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14538 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14539 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14540 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14541 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14542 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14543 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14544 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14545 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14546 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14547 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14548 * config/rs6000/750cl.h: Likewise.
14549 * config/rs6000/altivec.h: Likewise.
14550 * config/rs6000/biarch64.h: Likewise.
14551 * config/rs6000/crtresfpr.asm: Likewise.
14552 * config/rs6000/crtresgpr.asm: Likewise.
14553 * config/rs6000/crtresxfpr.asm: Likewise.
14554 * config/rs6000/crtresxgpr.asm: Likewise.
14555 * config/rs6000/crtsavfpr.asm: Likewise.
14556 * config/rs6000/crtsavgpr.asm: Likewise.
14557 * config/rs6000/darwin-asm.h: Likewise.
14558 * config/rs6000/darwin-fallback.c: Likewise.
14559 * config/rs6000/darwin-fpsave.asm: Likewise.
14560 * config/rs6000/darwin-ldouble.c: Likewise.
14561 * config/rs6000/darwin-tramp.asm: Likewise.
14562 * config/rs6000/darwin-unwind.h: Likewise.
14563 * config/rs6000/darwin-vecsave.asm: Likewise.
14564 * config/rs6000/darwin-world.asm: Likewise.
14565 * config/rs6000/e500crtres32gpr.asm: Likewise.
14566 * config/rs6000/e500crtres64gpr.asm: Likewise.
14567 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14568 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14569 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14570 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14571 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14572 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14573 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14574 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14575 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14576 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14577 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14578 * config/rs6000/eabi-ci.asm: Likewise.
14579 * config/rs6000/eabi-cn.asm: Likewise.
14580 * config/rs6000/eabi.asm: Likewise.
14581 * config/rs6000/linux-unwind.h: Likewise.
14582 * config/rs6000/linux64.h: Likewise.
14583 * config/rs6000/paired.h: Likewise.
14584 * config/rs6000/paired.md: Likewise.
14585 * config/rs6000/ppc64-fp.c: Likewise.
14586 * config/rs6000/ppu_intrinsics.h: Likewise.
14587 * config/rs6000/rs6000.h: Likewise.
14588 * config/rs6000/si2vmx.h: Likewise.
14589 * config/rs6000/sol-ci.asm: Likewise.
14590 * config/rs6000/sol-cn.asm: Likewise.
14591 * config/rs6000/spe.h: Likewise.
14592 * config/rs6000/spu2vmx.h: Likewise.
14593 * config/rs6000/sysv4.h: Likewise.
14594 * config/rs6000/tramp.asm: Likewise.
14595 * config/rs6000/vec_types.h: Likewise.
14596 * config/s390/linux-unwind.h: Likewise.
14597 * config/s390/tpf-unwind.h: Likewise.
14598 * config/score/crti.asm: Likewise.
14599 * config/score/crtn.asm: Likewise.
14600 * config/sh/crt1.asm: Likewise.
14601 * config/sh/crti.asm: Likewise.
14602 * config/sh/crtn.asm: Likewise.
14603 * config/sh/divtab-sh4-300.c: Likewise.
14604 * config/sh/divtab-sh4.c: Likewise.
14605 * config/sh/divtab.c: Likewise.
14606 * config/sh/lib1funcs-4-300.asm: Likewise.
14607 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14608 * config/sh/lib1funcs.asm: Likewise.
14609 * config/sh/lib1funcs.h: Likewise.
14610 * config/sh/linux-atomic.asm: Likewise.
14611 * config/sh/linux-unwind.h: Likewise.
14612 * config/sh/shmedia.h: Likewise.
14613 * config/sh/sshmedia.h: Likewise.
14614 * config/sh/ushmedia.h: Likewise.
14615 * config/sparc/crtfastmath.c: Likewise.
14616 * config/sparc/linux-unwind.h: Likewise.
14617 * config/sparc/sol2-c1.asm: Likewise.
14618 * config/sparc/sol2-ci.asm: Likewise.
14619 * config/sparc/sol2-cn.asm: Likewise.
14620 * config/spu/divmodti4.c: Likewise.
14621 * config/spu/divv2df3.c: Likewise.
14622 * config/spu/float_disf.c: Likewise.
14623 * config/spu/float_unsdidf.c: Likewise.
14624 * config/spu/float_unsdisf.c: Likewise.
14625 * config/spu/float_unssidf.c: Likewise.
14626 * config/spu/mfc_multi_tag_release.c: Likewise.
14627 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14628 * config/spu/mfc_tag_release.c: Likewise.
14629 * config/spu/mfc_tag_reserve.c: Likewise.
14630 * config/spu/mfc_tag_table.c: Likewise.
14631 * config/spu/multi3.c: Likewise.
14632 * config/spu/spu_internals.h: Likewise.
14633 * config/spu/spu_intrinsics.h: Likewise.
14634 * config/spu/spu_mfcio.h: Likewise.
14635 * config/spu/vec_types.h: Likewise.
14636 * config/spu/vmx2spu.h: Likewise.
14637 * config/stormy16/stormy16-lib2.c: Likewise.
14638 * config/svr4.h: Likewise.
14639 * config/sync.c: Likewise.
14640 * config/v850/lib1funcs.asm: Likewise.
14641 * config/vxlib-tls.c: Likewise.
14642 * config/vxlib.c: Likewise.
14643 * config/vxworks-dummy.h: Likewise.
14644 * config/xtensa/crti.asm: Likewise.
14645 * config/xtensa/crtn.asm: Likewise.
14646 * config/xtensa/ieee754-df.S: Likewise.
14647 * config/xtensa/ieee754-sf.S: Likewise.
14648 * config/xtensa/lib1funcs.asm: Likewise.
14649 * config/xtensa/lib2funcs.S: Likewise.
14650 * config/xtensa/linux-unwind.h: Likewise.
14651 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14652 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14653 * coretypes.h: Likewise.
14654 * crtstuff.c: Likewise.
14655 * defaults.h: Likewise.
14656 * dwarf2.h: Likewise.
14657 * emutls.c: Likewise.
14658 * gbl-ctors.h: Likewise.
14659 * gcov-io.h: Likewise.
14660 * ginclude/float.h: Likewise.
14661 * ginclude/iso646.h: Likewise.
14662 * ginclude/stdarg.h: Likewise.
14663 * ginclude/stdbool.h: Likewise.
14664 * ginclude/stddef.h: Likewise.
14665 * ginclude/stdfix.h: Likewise.
14666 * ginclude/stdint-gcc.h: Likewise.
14667 * ginclude/tgmath.h: Likewise.
14668 * gthr-aix.h: Likewise.
14669 * gthr-dce.h: Likewise.
14670 * gthr-gnat.c: Likewise.
14671 * gthr-gnat.h: Likewise.
14672 * gthr-lynx.h: Likewise.
14673 * gthr-mipssde.h: Likewise.
14674 * gthr-nks.h: Likewise.
14675 * gthr-posix.c: Likewise.
14676 * gthr-posix.h: Likewise.
14677 * gthr-posix95.h: Likewise.
14678 * gthr-rtems.h: Likewise.
14679 * gthr-single.h: Likewise.
14680 * gthr-solaris.h: Likewise.
14681 * gthr-tpf.h: Likewise.
14682 * gthr-vxworks.h: Likewise.
14683 * gthr-win32.h: Likewise.
14684 * gthr.h: Likewise.
14685 * libgcc2.c: Likewise.
14686 * libgcc2.h: Likewise.
14687 * libgcov.c: Likewise.
14688 * tsystem.h: Likewise.
14689 * typeclass.h: Likewise.
14690 * unwind-c.c: Likewise.
14691 * unwind-compat.h: Likewise.
14692 * unwind-dw2-fde-compat.c: Likewise.
14693 * unwind-dw2-fde-darwin.c: Likewise.
14694 * unwind-dw2-fde-glibc.c: Likewise.
14695 * unwind-dw2-fde.c: Likewise.
14696 * unwind-dw2-fde.h: Likewise.
14697 * unwind-dw2.c: Likewise.
14698 * unwind-dw2.h: Likewise.
14699 * unwind-generic.h: Likewise.
14700 * unwind-pe.h: Likewise.
14701 * unwind-sjlj.c: Likewise.
14702 * unwind.inc: Likewise.
14703 * config/arm/neon-gen.ml: Change generated copyright header to
14704 refer to version 3 of the GNU General Public License with
14705 version 3.1 of the GCC Runtime Library Exception and to point
14706 readers at the COPYING3 and COPYING3.RUNTIME files and the
14707 FSF's license web page.
14708 * config/arm/arm_neon.h: Regenerate.
14710 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14712 * config/cris/cris.md: Change copyright header to refer to version
14713 3 of the GNU General Public License.
14714 * doc/install.texi2html: Change copyright header to refer to version
14715 3 of the GNU General Public License and to point readers at the
14716 COPYING3 file and the FSF's license web page.
14717 * config/vax/linux.h: Likewise.
14719 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14721 * config/i386/i386.md (cmpcc): New.
14722 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14723 (sync_compare_and_swap_cc*): Delete.
14725 * config/s390/s390.c (s390_compare_emitted): Remove.
14726 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14727 s390_compare_emitted used to be handled. Assert that modes match.
14728 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14729 refer to sync_compare_and_swap_ccsi.
14730 * config/s390/s390.h (s390_compare_emitted): Remove.
14731 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14732 instead of s390_compare_emitted.
14733 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14734 instead of s390_compare_emitted.
14735 * config/s390/s390.md (cmpcc): New.
14736 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14737 CC_REGNUM, do not pretend it's set.
14738 (sync_compare_and_swap_cc*): Delete.
14739 * config/s390/predicates.md (cc_reg_operand): New.
14741 * expr.c (sync_compare_and_swap_cc): Delete.
14742 * optabs.h (sync_compare_and_swap_cc): Delete.
14743 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14744 is being used with can_compare_p.
14745 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14746 (find_cc_set): New.
14747 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14748 look for a MODE_CC set instead. Use emit_store_flag.
14749 (expand_compare_and_swap_loop): Likewise, with some additional
14750 complication to avoid a force_reg when useless. Use
14751 emit_cmp_and_jump_insns.
14752 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14753 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14754 sync_compare_and_swap documentation.
14756 2009-04-09 Jan Hubicka <jh@suse.cz>
14758 * except.c (find_prev_try): Break out from ....
14759 (duplicate_eh_regions): ... here; properly update prev_try pointers
14760 when duplication part of tree.
14761 (dump_eh_tree): Improve dumping.
14762 (verify_eh_region): New.
14763 (verify_eh_tree): Use it.
14765 2009-04-06 Richard Guenther <rguenther@suse.de>
14767 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14768 &ARRAY addresses by adjusting their types and prepending
14770 * tree-cfg.c (verify_gimple_assign_single): Verify that
14771 addresses are correct.
14773 2009-04-09 Richard Guenther <rguenther@suse.de>
14775 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14776 indices into an array reference if possible.
14777 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14778 Fold POINTER_PLUS_EXPR statements with invariant address.
14780 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14783 * config.gcc (powerpc64-*-linux*): Always build biarch.
14785 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14788 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14789 it and pedwarn if this results in an INTEGER_CST.
14791 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14793 * doc/install.texi: Update minimum GMP version. Remove obsolete
14794 text in MPFR section.
14796 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14798 * dwarf2out.c (class_scope_p): New static inline.
14799 (class_or_namespace_scope_p): Use it.
14800 (gen_variable_die): Use DW_TAG_member tag for static data member
14801 declarations instead of DW_TAG_variable.
14803 PR middle-end/39573
14804 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14807 2009-04-08 Richard Guenther <rguenther@suse.de>
14809 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14810 valueize random data.
14812 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14814 * config.gcc (aix tm_file): Add aix-stdint.h.
14815 (aix tm clause use_gcc_stdint): Set to wrap.
14816 * config/rs6000/aix-stdint.h: New file.
14818 2009-04-08 Richard Guenther <rguenther@suse.de>
14820 PR middle-end/36291
14821 * tree-dfa.c (add_referenced_var): Do not recurse into
14822 global initializers.
14823 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14825 (fold_const_aggregate_ref): Likewise.
14827 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14829 * recog.c (ordered_comparison_operator): New.
14830 * gensupport.c (std_preds): Add it.
14831 * doc/md.texi (Machine-Independent Predicates): Document it.
14833 2009-04-08 Jan Hubicka <jh@suse.cz>
14835 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14836 * function.h (rtl_eh): Remove exception_handler_label_map.
14837 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14838 remove_exception_handler_label, for_each_eh_label_1): Remove.
14839 (rtl_remove_unreachable_regions): Remove.
14840 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14841 (find_exception_handler_labels): Don't build the hashtable.
14842 (maybe_remove_eh_handler): Remove.
14843 (for_each_eh_label): Rewrite to walk the tree.
14844 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14845 * except.h (maybe_remove_eh_handler): Remove.
14846 * passes.c (init_optimization_passes): Schedule second EH cleanup
14848 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14849 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14851 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14853 * genoutput.c (validate_optab_operands): New.
14854 (gen_insn, gen_expand): Call it.
14856 * genflags.c (gen_insn): Detect misused iterators.
14857 (main): Pass line_no to gen_insn, exit with status 1 on error.
14859 * genextract.c (line_no): Make global.
14860 (VEC_safe_set_locstr): Change assertion to error message.
14861 (main): Exit with status 1 on error.
14863 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14867 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14868 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14869 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14870 * c-convert.c (convert): Do not call fold on results of conversion
14871 functions when the result is a C_MAYBE_CONST_EXPR.
14872 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14873 of __builtin_choose_expr.
14874 * c-typeck.c (remove_c_maybe_const_expr): New.
14875 (build_unary_op, build_conditional_expr, build_compound_expr,
14876 build_binary_op, c_objc_common_truthvalue_conversion): Call
14877 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14880 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14882 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14883 CODE to produce a new one. Add a prototype to use fold_convert_const
14885 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14888 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14889 mix declarations and code.
14891 2009-04-08 Ben Elliston <bje@au.ibm.com>
14893 * gcc.c: Replace `CC' with `GCC' throughout.
14895 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14897 * doc/invoke.texi: Document Atom support.
14899 2009-04-07 Jason Merrill <jason@redhat.com>
14902 * c-common.h, c-common.c: Add flag_pretty_templates.
14903 * c-opts.c (c_common_handle_option): Set it.
14904 * c.opt: Add -fno-pretty-templates.
14905 * doc/invoke.texi (C++ Dialect Options): Likewise.
14907 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14909 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14910 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14911 (ia64_expand_builtin): Likewise.
14913 2009-04-07 Martin Jambor <mjambor@suse.cz>
14915 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14916 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14917 ADDR_EXPRS are include too.
14919 2009-04-07 Richard Guenther <rguenther@suse.de>
14921 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14922 decls are only used if passes as parameters or if they are
14923 local statics and the call is not to a builtin.
14924 (call_may_clobber_ref_p_1): Likewise.
14926 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14928 * expr.c (do_store_flag): Remove last argument. Simplify code
14929 to avoid duplication of tests already done by can_compare_p.
14930 (expand_expr_real_1): Adjust caller.
14932 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14934 * optabs.c (can_compare_p): Test the predicate of a
14935 cbranch and cstore pattern.
14937 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14939 * expr.c (convert_move): Use emit_store_flag instead of
14942 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14944 * config/i386/i386.c (ix86_compare_emitted): Remove.
14945 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14946 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14947 * config/i386/i386.h (ix86_compare_emitted): Remove.
14948 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14949 instead of ix86_compare_emitted.
14950 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14952 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14954 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14955 Add t-sysroot-suffix to tmake_file.
14956 * config/print-sysroot-suffix.sh: New file.
14957 * config/t-sysroot-suffix: New file.
14959 2009-04-07 Ben Elliston <bje@au.ibm.com>
14961 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14962 as the latter produces a warning when the target does not support
14965 2009-04-07 Ben Elliston <bje@au.ibm.com>
14967 * dfp.c: Replace type punning assignments with memcpy throughout.
14968 * Makefile.in (dfp.o-warn): Remove.
14970 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14973 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14974 Include soft-fp/t-softfp after rs6000/t-linux64.
14976 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14978 * stor-layout.c (set_sizetype): Use the full precision of their
14979 machine mode for bitsize types.
14981 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14983 * config/i386/i386.md: Revert 2 accidental checkins.
14985 2009-04-06 Joey Ye <joey.ye@intel.com>
14986 Xuepeng Guo <xuepeng.guo@intel.com>
14987 H.J. Lu <hongjiu.lu@intel.com>
14989 Atom pipeline model, tuning and insn selection.
14990 * config.gcc (atom): Add atom config options and target.
14992 * config/i386/atom.md: New.
14994 * config/i386/i386.c (atom_cost): New cost.
14995 (m_ATOM): New macro flag.
14996 (initial_ix86_tune_features): Set m_ATOM.
14997 (x86_accumulate_outgoing_args): Likewise.
14998 (x86_arch_always_fancy_math_387): Likewise.
14999 (processor_target): Add Atom cost.
15000 (cpu_names): Add Atom cpu name.
15001 (override_options): Set Atom ISA.
15002 (ix86_issue_rate): New case PROCESSOR_ATOM.
15003 (ix86_adjust_cost): Likewise.
15005 * config/i386/i386.h (TARGET_ATOM): New target macro.
15006 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15007 (TARGET_OPT_AGU): New target option.
15008 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15009 (processor_type): Add PROCESSOR_ATOM.
15011 * config/i386/i386.md (cpu): Add new value "atom".
15012 (use_carry, movu): New attr.
15013 (atom.md): Include atom.md.
15014 (adddi3_carry_rex64): Set attr "use_carry".
15015 (addqi3_carry): Likewise.
15016 (addhi3_carry): Likewise.
15017 (addsi3_carry): Likewise.
15018 (*addsi3_carry_zext): Likewise.
15019 (subdi3_carry_rex64): Likewise.
15020 (subqi3_carry): Likewise.
15021 (subhi3_carry): Likewise.
15022 (subsi3_carry): Likewise.
15023 (x86_movdicc_0_m1_rex64): Likewise.
15024 (*x86_movdicc_0_m1_se): Likewise.
15025 (x86_movsicc_0_m1): Likewise.
15026 (*x86_movsicc_0_m1_se): Likewise.
15027 (*adddi_1_rex64): Emit add insn as much as possible.
15028 (*addsi_1): Likewise.
15029 (return_internal): Set atom_unit.
15030 (return_internal_long): Likewise.
15031 (return_pop_internal): Likewise.
15032 (*rcpsf2_sse): Set atom_sse_attr attr.
15033 (*qrt<mode>2_sse): Likewise.
15034 (*prefetch_sse): Likewise.
15036 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15038 (ix86_target_macros_internal): Likewise.
15040 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15041 (*prefetch_sse_rex): Likewise.
15042 (sse_rcpv4sf2): Likewise.
15043 (sse_vmrcpv4sf2): Likewise.
15044 (sse_sqrtv4sf2): Likewise.
15045 (<sse>_vmsqrt<mode>2): Likewise.
15046 (sse_ldmxcsr): Likewise.
15047 (sse_stmxcsr): Likewise.
15048 (*sse_sfence): Likewise.
15049 (sse2_clflush): Likewise.
15050 (*sse2_mfence): Likewise.
15051 (*sse2_lfence): Likewise.
15052 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15053 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15054 (avx_movdqu<avxmodesuffix>): Likewise.
15055 (avx_lddqu<avxmodesuffix>): Likewise.
15056 (sse2_movntv2di): Change attr "type" to "ssemov".
15057 (sse2_movntsi): Likewise.
15058 (rsqrtv8sf2): Change attr "type" to "sseadd".
15059 (sse3_addsubv2df3): Set attr "atom_unit".
15060 (sse3_h<plusminus_insn>v4sf3): Likewise.
15061 (*sse2_pmaddwd): Likewise.
15062 (*vec_extractv2di_1_rex64): Likewise.
15063 (*vec_extractv2di_1_avx): Likewise.
15064 (sse2_psadbw): Likewise.
15065 (ssse3_phaddwv8hi3): Likewise.
15066 (ssse3_phaddwv4hi3): Likewise.
15067 (ssse3_phadddv4si3): Likewise.
15068 (ssse3_phadddv2si3): Likewise.
15069 (ssse3_phaddswv8hi3): Likewise.
15070 (ssse3_phaddswv4hi3): Likewise.
15071 (ssse3_phsubwv8hi3): Likewise.
15072 (ssse3_phsubwv4hi3): Likewise.
15073 (ssse3_phsubdv4si3): Likewise.
15074 (ssse3_phsubdv2si3): Likewise.
15075 (ssse3_phsubswv8hi3): Likewise.
15076 (ssse3_phsubswv4hi3): Likewise.
15077 (ssse3_pmaddubsw128): Likewise.
15078 (sse3_pmaddubsw: Likewise.
15079 (ssse3_palignrti): Likewise.
15080 (ssse3_palignrdi): Likewise.
15082 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15084 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15086 2009-04-06 Richard Guenther <rguenther@suse.de>
15088 PR tree-optimization/28868
15089 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15090 of which PHI results we inserted.
15091 (insert_into_preds_of_block): Record inserted PHIs.
15092 (eliminate): Eliminate redundant PHI nodes.
15093 (init_pre): Init inserted_phi_names.
15095 2009-04-06 Richard Guenther <rguenther@suse.de>
15097 PR tree-optimization/39643
15098 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15099 IMAGPART_EXPRs of complex constants.
15100 (execute_fold_all_builtins): If we folded a call queue
15101 TODO_update_address_taken.
15103 2009-04-06 Jan Hubicka <jh@suse.cz>
15105 PR middle-end/39659
15106 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15109 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15111 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15113 (ic_invalidate_array): Likewise.
15115 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15117 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15118 alignment for library calls.
15120 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15122 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15123 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15124 * config/i386/mingw-stdint.h: New file.
15126 2009-04-05 Richard Guenther <rguenther@suse.de>
15128 PR tree-optimization/39648
15129 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15130 our &A vs. &A[0] IL deficiencies.
15132 2009-04-04 Jan Hubicka <jh@suse.cz>
15134 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15135 removed toplevel regions.
15136 (sjlj_mark_call_sites): Likewise.
15138 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15140 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15141 (cygwin tm clause use_gcc_stdint): Set to wrap.
15142 * config/i386/cygwin-stdint.h: New file.
15144 2009-04-04 Richard Guenther <rguenther@suse.de>
15146 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15147 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15148 single-argument PHIs if we are in loop-closed SSA form.
15149 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15150 for the pre-condition.
15151 (slpeel_tree_peel_loop_to_edge): Likewise.
15152 (vect_build_loop_niters): Take an optional sequence to append stmts.
15153 (vect_generate_tmps_on_preheader): Likewise.
15154 (vect_do_peeling_for_loop_bound): Take extra guards for the
15156 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15157 the cost model check.
15158 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15159 guards if we are going to peel. Do not apply versioning in that case.
15160 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15161 (vect_do_peeling_for_loop_bound): Likewise.
15162 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15163 loop bound only record extra pre-conditions, do not apply loop
15166 2009-04-04 Richard Guenther <rguenther@suse.de>
15168 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15171 2009-04-04 Jan Hubicka <jh@suse.cz>
15173 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15174 last_basic_block for size of bb->index indexed array.
15175 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15176 compute_out, link_btr_uses, build_btr_def_use_webs,
15177 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15179 2009-04-04 Jan Hubicka <jh@suse.cz>
15181 * except.c (remove_eh_handler_and_replace): Break out from ...
15182 (remove_eh_handler): ... here.
15183 (bring_to_root): New function.
15184 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15185 handled ones, bring others to root of tree.
15187 2009-04-04 Jan Hubicka <jh@suse.cz>
15189 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15190 (all_phis_safe_to_merge): New function.
15191 (update_info): New structure.
15192 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15193 (cleanup_empty_eh): Update SSA if possible.
15195 2009-04-04 Richard Guenther <rguenther@suse.de>
15197 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15198 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15199 (append_vuse): Likewise.
15201 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15203 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15204 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15205 instead of REG_UNSAVED for DW_CFA_undefined.
15206 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15207 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15210 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15213 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15214 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15215 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15217 2009-04-04 Richard Guenther <rguenther@suse.de>
15219 PR tree-optimization/8781
15220 PR tree-optimization/37892
15221 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15222 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15223 (valueize_refs): Call it for *& valueizations.
15224 (shared_reference_ops_from_ref): Rename to ...
15225 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15226 (shared_reference_ops_from_call): Rename to ...
15227 (valueize_shared_reference_ops_from_call): ... this and valueize.
15228 (vn_reference_lookup): Update.
15229 (visit_reference_op_call): Likewise.
15230 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15231 (eliminate): Value-replace the call address in call statements.
15233 2009-04-04 Richard Guenther <rguenther@suse.de>
15235 PR tree-optimization/39636
15236 * tree-ssa-forwprop.c
15237 (forward_propagate_addr_into_variable_array_index): Check for
15238 GIMPLE_ASSIGN before accessing the rhs code.
15240 2009-04-03 Jason Merrill <jason@redhat.com>
15242 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15244 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15246 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15247 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15248 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15249 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15250 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15251 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15252 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15253 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15254 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15255 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15256 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15257 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15258 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15259 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15260 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15261 Use fr_reg_or_fp01_operand instead of fr_register_operand
15263 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15264 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15265 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15267 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15269 PR rtl-optimization/39607
15270 PR rtl-optimization/39631
15274 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15275 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15276 instead of DF_LR_OUT.
15277 * ira-lives.c (process_bb_node_lives): Ditto.
15278 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15279 instead of DF_LR_{OUT,IN}.
15280 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15281 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15283 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15285 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15286 (execute_lower_omp): Always run but take the short way out if -fopenmp
15288 (gate_lower_omp): Remove, forcing the pass manager to always run the
15289 pass and always set PROP_gimple_lomp.
15290 (pass_lower_omp): Remove gate function.
15291 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15292 PROP_trees. Instead, require it.
15293 * ipa-cp.c (pass_ipa_cp): Likewise.
15294 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15295 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15296 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15297 and PROP_gimple_leh.
15299 2009-04-03 Richard Guenther <rguenther@suse.de>
15301 PR middle-end/13146
15302 PR tree-optimization/23940
15303 PR tree-optimization/33237
15304 PR middle-end/33974
15305 PR middle-end/34093
15306 PR tree-optimization/36201
15307 PR tree-optimization/36230
15308 PR tree-optimization/38049
15309 PR tree-optimization/38207
15310 PR tree-optimization/38230
15311 PR tree-optimization/38301
15312 PR tree-optimization/38585
15313 PR middle-end/38895
15314 PR tree-optimization/38985
15315 PR tree-optimization/39299
15316 * tree-ssa-structalias.h: Remove.
15317 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15318 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15319 (struct vuse_element_d): Remove.
15320 (struct vuse_vec_d): Likewise.
15321 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15322 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15323 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15324 VUSE_ELEMENT_VAR): Likewise.
15325 (struct voptype_d): Likewise.
15326 (NUM_VOP_FREE_BUCKETS): Likewise.
15327 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15328 (struct stmt_operands_d): Remove.
15329 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15330 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15331 VDEF_NUM, VDEF_VECT): Likewise.
15332 (copy_virtual_operands): Remove.
15333 (operand_build_cmp): Likewise.
15334 (create_ssa_artificial_load_stmt): Likewise.
15335 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15336 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15337 vuse_index and mayuse_index members. Pack and move done and iter_type
15338 members to the front.
15339 (SSA_OP_VMAYUSE): Remove.
15340 (SSA_OP_VIRTUAL_USES): Adjust.
15341 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15342 (unlink_stmt_vdef): Declare.
15343 (add_to_addressable_set): Remove.
15344 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15345 (vrp_visit_stmt): Likewise.
15346 * doc/tree-ssa.texi (Alias analysis): Update.
15347 * doc/invoke.texi (max-aliased-vops): Remove docs.
15348 (avg-aliased-vops): Likewise.
15349 * tree-into-ssa.c (syms_to_rename): Remove.
15350 (need_to_update_vops_p): Likewise.
15351 (need_to_initialize_update_ssa_p): Rename to ...
15352 (update_ssa_initialized_fn): ... this. Track function we are
15354 (symbol_marked_for_renaming): Simplify.
15355 (add_new_name_mapping): Do not set need_to_update_vops_p.
15356 (dump_currdefs): Use SYMS_TO_RENAME.
15357 (rewrite_update_stmt): Always walk all uses/defs.
15358 (dump_update_ssa): Adjust.
15359 (init_update_ssa): Take function argument. Track what we are
15361 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15362 (create_new_def_for): Initialize for cfun, assert we are initialized
15364 (mark_sym_for_renaming): Simplify.
15365 (mark_set_for_renaming): Do not initialize update-ssa.
15366 (need_ssa_update_p): Simplify. Take function argument.
15367 (name_mappings_registered_p): Assert we ask for the correct function.
15368 (name_registered_for_update_p): Likewise.
15369 (ssa_names_to_replace): Likewise.
15370 (release_ssa_name_after_update_ssa): Likewise.
15371 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15372 (dump_decl_set): Do not print a newline.
15373 (debug_decl_set): Do it here.
15374 (dump_update_ssa): And here.
15375 * tree-ssa-loop-im.c (move_computations): Adjust.
15376 (movement_possibility): Likewise.
15377 (determine_max_movement): Likewise.
15378 (gather_mem_refs_stmt): Likewise.
15379 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15380 or NAME_MEMORY_TAG.
15381 * tree-complex.c (update_all_vops): Remove.
15382 (expand_complex_move): Adjust.
15383 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15384 Simplify test for memory referencing statement. Exclude
15385 non-invariant ADDR_EXPRs.
15386 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15387 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15388 (rdg_flag_uses): Likewise.
15389 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15391 (tree_optimize_tail_calls_1): Also split the
15392 edge from the entry block if we have degenerate PHI nodes in
15393 the first basic block.
15394 * tree.c (init_ttree): Remove memory-tag related code.
15395 (tree_code_size): Likewise.
15396 (tree_node_structure): Likewise.
15397 (build7_stat): Re-write to be build6_stat.
15398 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15399 (SSA_VAR_P): Adjust.
15400 (struct tree_memory_tag): Remove.
15401 (struct tree_memory_partition_tag): Likewise.
15402 (union tree_node): Adjust.
15403 (build7): Re-write to be build6.
15404 * tree-pass.h (pass_reset_cc_flags): Remove.
15405 (TODO_update_address_taken): New flag.
15406 (pass_simple_dse): Remove.
15407 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15408 * params.h (MAX_ALIASED_VOPS): Remove.
15409 (AVG_ALIASED_VOPS): Likewise.
15410 * omp-low.c (expand_omp_taskreg): Update SSA form.
15411 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15412 aliases the lhs in a copy stmt.
15413 * tree-ssa-dse.c (struct address_walk_data): Remove.
15414 (memory_ssa_name_same): Likewise.
15415 (memory_address_same): Likewise.
15416 (get_kill_of_stmt_lhs): Likewise.
15417 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15418 unused stores. Look through PHI nodes into post-dominated regions.
15419 (dse_optimize_stmt): Simplify. Properly remove stores.
15420 (tree_ssa_dse): Compute dominators.
15421 (execute_simple_dse): Remove.
15422 (pass_simple_dse): Likewise.
15423 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15424 gimple_loaded_syms and gimple_stored_syms computation.
15425 * toplev.c (dump_memory_report): Dump alias and pta stats.
15426 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15427 (vn_reference_eq): Likewise.
15428 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15429 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15430 valueize_vuses): Remove.
15431 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15432 (get_def_ref_stmt_vuse): ... this.
15433 (vn_reference_lookup_2): New function.
15434 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15435 walking equivalent vuses. Simplify.
15436 (vn_reference_lookup): Likewise.
15437 (vn_reference_insert): Likewise.
15438 (vn_reference_insert_pieces): Likewise.
15439 (visit_reference_op_call): Simplify.
15440 (visit_reference_op_load): Likewise.
15441 (visit_reference_op_store): Likewise.
15442 (init_scc_vn): Remove shared_lookup_vuses initialization.
15443 (free_scc_vn): Remove shared_lookup_vuses freeing.
15444 (sort_vuses, sort_vuses_heap): Remove.
15445 (get_ref_from_reference_ops): Export.
15446 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15447 vector with single vuse pointer.
15448 (vn_reference_lookup_pieces, vn_reference_lookup,
15449 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15450 (shared_vuses_from_stmt): Remove.
15451 (get_ref_from_reference_ops): Declare.
15452 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15453 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15454 memory-tag related code.
15455 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15456 (likely_value): Add comment, skip static-chain of call statements.
15457 (surely_varying_stmt_p): Adjust.
15458 (gimplify_and_update_call_from_tree): Likewise.
15459 (execute_fold_all_builtins): Do not rebuild alias info.
15460 (gimplify_and_update_call_from_tree): Properly update VOPs.
15461 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15462 (copy_ref_info): Remove memory-tag related code.
15463 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15464 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15465 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15467 * tree-ssa-dom.c (gimple_p): Remove typedef.
15468 (eliminate_redundant_computations): Adjust.
15469 (record_equivalences_from_stmt): Likewise.
15470 (avail_expr_hash): Likewise.
15471 (avail_expr_eq): Likewise.
15472 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15473 (stmt_makes_single_load): Likewise.
15474 (stmt_makes_single_store): Likewise.
15475 * tree-ssa-alias.c: Rewrite completely.
15476 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15477 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15478 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15479 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15480 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15481 Remove public functions.
15482 (pass_reset_cc_flags): Remove.
15483 (pass_build_alias): Move ...
15484 * tree-ssa-structalias.c (pass_build_alias): ... here.
15485 * tree-ssa-alias.c (may_be_aliased): Move ...
15486 * tree-flow-inline.h (may_be_aliased): ... here.
15487 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15488 count_uses_and_derefs): Move ...
15489 * gimple.c: ... here.
15490 * gimple.h (count_uses_and_derefs): Declare.
15491 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15492 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15493 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15494 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15495 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15496 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15497 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15499 * tree-dfa.c (refs_may_alias_p): Move ...
15500 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15501 * tree-ssa-alias.h: New file.
15502 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15503 (statement_sink_location): Likewise.
15504 * opts.c (decode_options): Do not adjust max-aliased-vops or
15505 avg-aliased-vops values.
15506 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15507 (TV_CALL_CLOBBER): Likewise.
15508 (TV_FLOW_SENSITIVE): Likewise.
15509 (TV_FLOW_INSENSITIVE): Likewise.
15510 (TV_MEMORY_PARTITIONING): Likewise.
15511 (TV_ALIAS_STMT_WALK): New timevar.
15512 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15513 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15514 (get_address_description): Remove memory-tag related code.
15515 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15516 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15517 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15518 and immediate uses in statements. Document.
15519 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15520 (dump_symbols): Remove.
15521 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15522 * alias.c (get_deref_alias_set): New function split out from ...
15523 (get_alias_set): ... here.
15524 * alias.h (get_deref_alias_set): Declare.
15525 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15526 type parameter. Remove restrict pointer handling. Create a
15527 ref-all pointer in case type-based alias sets do not conflict.
15528 (vect_analyze_data_refs): Remove SMT related code.
15529 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15530 (vectorizable_load): Likewise.
15531 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15532 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15533 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15534 Ignore vops and SMTs.
15535 (dr_analyze_alias): Likewise..
15536 (free_data_ref): Likewise.
15537 (create_data_ref): Likewise.
15538 (analyze_all_data_dependences): Likewise.
15539 (get_references_in_stmt): Adjust.
15540 * tree-flow-inline.h (gimple_aliases_computed_p,
15541 gimple_addressable_vars, gimple_call_clobbered_vars,
15542 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15543 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15544 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15545 gimple_mem_ref_stats): Remove.
15546 (gimple_vop): New function.
15547 (op_iter_next_use): Remove vuses and mayuses cases.
15548 (op_iter_next_def): Remove vdefs case.
15549 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15550 (clear_and_done_ssa_iter): Do not set removed fields.
15551 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15552 Assert we are not iterating over vuses or vdefs if not also
15553 iterating over uses or defs.
15554 (op_iter_init_use): Likewise.
15555 (op_iter_init_def): Likewise.
15556 (op_iter_next_vdef): Remove.
15557 (op_iter_next_mustdef): Likewise.
15558 (op_iter_init_vdef): Likewise.
15559 (compare_ssa_operands_equal): Likewise.
15560 (link_use_stmts_after): Handle vuse operand.
15561 (is_call_used): Use is_call_clobbered.
15562 (is_call_clobbered): Global variables are always call clobbered,
15563 query the call-clobbers bitmap.
15564 (mark_call_clobbered): Ignore global variables.
15565 (clear_call_clobbered): Likewise.
15566 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15567 virtual operands sanity check.
15568 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15570 (TARGET_MEM_REF): Remove TMR_TAG operand.
15571 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15572 Remove call-clobber related code.
15573 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15574 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15575 partitions or escape reason.
15576 (get_single_def_stmt, get_single_def_stmt_from_phi,
15577 get_single_def_stmt_with_phi): Remove.
15578 (dump_referenced_vars): Tidy.
15579 (get_ref_base_and_extent): Allow bare decls.
15580 (collect_dfa_stats): Adjust.
15581 * graphite.c (rename_variables_in_stmt): Adjust.
15582 (graphite_copy_stmts_from_block): Likewise.
15583 (translate_clast): Likewise.
15584 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15586 (translate_vuse_through_block): Use the oracle.
15587 (phi_translate_1): Adjust.
15588 (value_dies_in_block_x): Use the oracle. Cache the outcome
15590 (valid_in_sets): Check if the VUSE for
15591 a REFERENCE is available.
15592 (eliminate): Do not remove stmts during elimination,
15593 instead queue and remove them afterwards.
15594 (do_pre): Do not rebuild alias info.
15595 (pass_pre): Run TODO_rebuild_alias before PRE.
15596 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15597 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15598 (mark_all_v_defs_stmt): Remove.
15599 (mark_all_v_defs_seq): Adjust.
15600 (sra_replace): Likewise.
15601 (scalarize_use): Likewise.
15602 (scalarize_copy): Likewise.
15603 (scalarize_init): Likewise.
15604 (scalarize_ldst): Likewise.
15605 (todoflags): Remove.
15606 (tree_sra): Do not rebuild alias info.
15607 (tree_sra_early): Adjust.
15608 (pass_sra): Run TODO_update_address_taken before SRA.
15609 * tree-predcom.c (set_alias_info): Remove.
15610 (prepare_initializers_chain): Do not call it.
15611 (mark_virtual_ops_for_renaming): Adjust.
15612 (mark_virtual_ops_for_renaming_list): Remove.
15613 (initialize_root_vars): Adjust.
15614 (initialize_root_vars_lm): Likewise.
15615 (prepare_initializers_chain): Likewise.
15616 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15617 (may_propagate_copy_into_stmt): Likewise.
15618 (merge_alias_info): Do nothing for now.
15619 (propagate_tree_value_into_stmt): Adjust.
15620 (stmt_may_generate_copy): Likewise.
15621 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15622 not mark symbols for renaming.
15623 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15624 with the same statement, make sure to update the new pointed-to one.
15625 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15626 call statements, do not mark symbols for renaming.
15627 (mark_operand_necessary): Dump something.
15628 (ref_may_be_aliased): New function.
15629 (mark_aliased_reaching_defs_necessary_1): New helper function.
15630 (mark_aliased_reaching_defs_necessary): Likewise.
15631 (mark_all_reaching_defs_necessary_1): Likewise.
15632 (mark_all_reaching_defs_necessary): Likewise.
15633 (propagate_necessity): Do not process virtual PHIs. For
15634 non-aliased loads mark all reaching definitions as necessary.
15635 For aliased loads and stores mark the immediate dominating
15636 aliased clobbers as necessary.
15637 (visited): New global static.
15638 (perform_tree_ssa_dce): Free visited bitmap after propagating
15640 (remove_dead_phis): Perform simple dead virtual PHI removal.
15641 (remove_dead_stmt): Properly unlink virtual operands when
15643 (eliminate_unnecessary_stmts): Schedule PHI removal after
15645 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15646 (process_replaceable): Likewise.
15647 (find_replaceable_in_bb): Likewise.
15648 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15649 based on the single gimple vop.
15650 (verify_flow_insensitive_alias_info): Remove.
15651 (verify_flow_sensitive_alias_info): Likewise.
15652 (verify_call_clobbering): Likewise.
15653 (verify_memory_partitions): Likewise.
15654 (verify_alias_info): Likewise.
15655 (verify_ssa): Adjust..
15656 (execute_update_addresses_taken): Export. Update SSA
15657 manually. Optimize only when optimizing. Use a local bitmap.
15658 (pass_update_address_taken): Remove TODO_update_ssa, add
15660 (pass_update_address_taken): Just use TODO_update_address_taken.
15661 (init_tree_ssa): Do not initialize addressable_vars.
15662 (verify_ssa): Verify new VUSE / VDEF properties.
15663 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15664 Do not call verify_alias_info.
15665 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15666 Do not free the loaded and stored syms bitmaps. Reset the escaped
15667 and callused solutions. Do not free addressable_vars.
15668 Remove memory-tag related code.
15669 (warn_uninitialized_var): Aliases are always available.
15670 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15671 * lambda-code.c (can_put_in_inner_loop): Adjust.
15672 (can_put_after_inner_loop): Likewise.
15673 (perfect_nestify): Likewise.
15674 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15675 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15676 (vectorizable_conversion): Do not mark symbols for renaming.
15677 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15678 (expand_call_inline): Unlink the calls virtual operands before
15680 (tree_function_versioning): Do not call update_ssa if we are not
15681 updating clones. Simplify.
15682 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15683 (propagate_with_phi): Likewise..
15684 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15685 clobber code. Assert we are not aliased or global.
15686 * tree-flow.h: Include tree-ssa-alias.h
15687 (enum escape_type): Remove.
15688 (struct mem_sym_stats_d): Likewise.
15689 (struct mem_ref_stats_d): Likewise.
15690 (struct gimple_df): Add vop member. Remove global_var,
15691 call_clobbered_vars, call_used_vars, addressable_vars,
15692 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15693 escaped and callused members.
15694 (struct ptr_info_def): Remove all members, add points-to solution
15696 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15697 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15698 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15699 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15700 (tree-ssa-alias.o): Likewise.
15701 (toplev.o): Add tree-ssa-alias.h
15702 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15703 * gimple.c (gimple_set_bb): Fix off-by-one error.
15704 (is_gimple_reg): Do not handle memory tags.
15705 (gimple_copy): Also copy virtual operands.
15706 Delay updating the statement. Do not reset loaded and stored syms.
15707 (gimple_set_stored_syms): Remove.
15708 (gimple_set_loaded_syms): Likewise.
15709 (gimple_call_copy_skip_args): Copy the virtual operands
15710 and mark the new statement modified.
15711 * tree-ssa-structalias.c (may_alias_p): Remove.
15712 (set_uids_in_ptset): Take the alias set to prune with as
15713 parameter. Fold in the alias test of may_alias_p.
15714 (compute_points_to_sets): Compute whether a ptr is dereferenced
15715 in a local sbitmap.
15716 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15717 other ADDRESSOF constraints on the lhs.
15718 (get_constraint_for_component_ref): Assert that we don't get
15719 ADDRESSOF constraints from the base of the reference.
15720 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15721 (struct variable_info): Remove collapsed_to member.
15722 (get_varinfo_fc): Remove.
15723 (new_var_info): Do not set collapsed_to.
15724 (dump_constraint): Do not follow cycles.
15725 (dump_constraint_graph): Likewise.
15726 (build_pred_graph): Likewise.
15727 (build_succ_graph): Likewise.
15728 (rewrite_constraints): Likewise.
15729 (do_simple_structure_copy): Remove.
15730 (do_rhs_deref_structure_copy): Remove.
15731 (do_lhs_deref_structure_copy): Remove.
15732 (collapse_rest_of_var): Remove.
15733 (do_structure_copy): Re-implement.
15734 (pta_stats): New global variable.
15735 (dump_pta_stats): New function.
15736 (struct constraint_expr): Make offset signed.
15737 (UNKNOWN_OFFSET): Define special value.
15738 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15739 (solution_set_expand): New helper function split out from ...
15740 (do_sd_constraint): ... here.
15741 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15742 (do_ds_constraint): Likewise.
15743 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15744 and CALLUSED = *CALLUSED.
15745 (set_union_with_increment): Make inc argument signed.
15746 (type_safe): Remove.
15747 (get_constraint_for_ptr_offset): Handle unknown and negative
15749 (first_vi_for_offset): Handle offsets before start. Bail
15750 out early for offsets beyond the variable extent.
15751 (first_or_preceding_vi_for_offset): New function.
15752 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15753 Together with ESCAPED = *ESCAPED this properly computes reachability.
15754 (find_what_var_points_to): New function.
15755 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15756 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15757 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15758 pt_solutions_intersect): New functions.
15759 (compute_call_used_vars): Remove.
15760 (compute_may_aliases): New main entry into PTA computation.
15761 * gimple.h (gimple_p): New typedef.
15762 (struct gimple_statement_base): Remove references_memory_p.
15763 (struct gimple_statement_with_memory_ops_base): Remove
15764 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15766 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15767 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15768 gimple_set_references_memory): Remove.
15769 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15770 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15772 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15773 (verify_expr): Allow RESULT_DECL.
15774 (gimple_duplicate_bb): Do not copy virtual operands.
15775 (gimple_duplicate_sese_region): Adjust.
15776 (gimple_duplicate_sese_tail): Likewise.
15777 (mark_virtual_ops_in_region): Remove.
15778 (move_sese_region_to_fn): Do not call it.
15779 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15780 and pass_simple_dse.
15781 (execute_function_todo): Handle TODO_update_address_taken,
15782 call execute_update_addresses_taken for TODO_rebuild_alias.
15783 (execute_todo): Adjust.
15784 (execute_one_pass): Init dump files early.
15785 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15787 (create_general_new_stmt): Clear vops.
15788 * tree-ssa-reassoc.c (get_rank): Adjust.
15789 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15790 symbols for renaming.
15791 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15792 (PARAM_AVG_ALIASED_VOPS): Likewise.
15793 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15794 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15795 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15796 (operand_build_cmp, copy_virtual_operands,
15797 create_ssa_artificial_load_stmt, add_to_addressable_set,
15798 gimple_add_to_addresses_taken): Remove public functions.
15799 (unlink_stmt_vdef): New function.
15801 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15803 * config.gcc (powerpc-*-linux*): Merge variants.
15805 2009-04-02 Chao-ying Fu <fu@mips.com>
15806 James Grosbach <james.grosbach@microchip.com>
15808 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15809 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15811 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15812 keep_interrupts_masked_p, use_debug_exception_return_p.
15813 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15814 keep_interrupts_masked, use_debug_exception_return.
15815 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15816 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15818 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15819 (mips_print_operand): Process COP0 registers to print $0 .. $31
15820 correctly for GAS to process.
15821 (mips_interrupt_extra_call_saved_reg_p): New function.
15822 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15824 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15825 (mips_compute_frame_info): Add supports for interrupt context that
15826 includes doubleword accumulators and COP0 registers.
15827 (mips_for_each_saved_acc): New function.
15828 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15829 mips_for_each_saved_reg.
15830 (mips_save_reg): Save accumulators.
15831 (mips_kernel_reg_p): A new for_each_rtx callback.
15832 (mips_expand_prologue): Support interrupt handlers.
15833 (mips_restore_reg): Restore accumulators.
15834 (mips_expand_epilogue): Support interrupt handlers.
15835 (mips_can_use_return_insn): Return false for interrupt handlers.
15836 (mips_epilogue_uses): New function.
15837 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15838 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15839 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15840 cop0_move): New instructions.
15841 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15842 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15844 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15846 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15847 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15848 interrupt handlers, we use K0 as the temporary register.
15849 (EPILOGUE_USES): Change to a function call.
15850 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15851 handlers, we use K0 as the temporary register.
15853 * doc/extend.texi (Function Attributes): Document interrupt,
15854 use_shadow_register_set, keep_interrupts_masked,
15855 use_debug_exception_return for MIPS attributes.
15857 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15859 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15860 Remove a number of t-files from tmake_file.
15861 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15862 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15863 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15864 target_prototype, not TARGET_PROTOTYPE.
15865 (LINK_OS_GNU_SPEC): Define.
15866 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15867 and darwin-ldoubdle.c.
15869 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15872 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15873 (cpp_options): Ditto.
15874 (default_compilers): Ditto.
15875 (display_help): Ditto.
15876 (process_command): Ditto.
15877 (do_spec_1): Ditto.
15878 (set_input): Use lbasename instead of duplicate code.
15879 (save_temps_prefix): New static for -save-temps=obj.
15880 (save_temps_length): Ditto.
15882 * doc/invoke.texi (-save-temps=obj): Document new variant to
15883 -save-temps switch.
15885 2009-04-02 Jeff Law <law@redhat.com>
15887 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15890 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15892 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15893 * configure: Regenerated.
15895 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15897 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15898 share the argument list.
15900 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15904 2009-02-12 Diego Novillo <dnovillo@google.com>
15906 * varpool.c (debug_varpool): New.
15907 * cgraph.h (debug_varpool): Declare.
15909 2009-04-02 Jan Hubicka <jh@suse.cz>
15911 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15914 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15916 * config/i386/i386.c (ix86_abi): Move initialization to ...
15917 (override_options): Here.
15919 2009-04-02 Christian Bruel <christian.bruel@st.com>
15921 * config/sh/sh.c (sh_dwarf_register_span): New function.
15922 (TARGET_DWARF_REGISTER_SPAN): Define.
15923 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15925 2009-04-02 Ira Rosen <irar@il.ibm.com>
15927 PR tree-optimization/39595
15928 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15929 interleaved loads group is not greater than the SLP group size.
15931 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15933 * builtins.c (is_builtin_name): New.
15934 (called_as_built_in): Use is_builtin_name.
15935 * tree.h (is_builtin_name): New.
15936 * varasm.c (incorporeal_function_p): Use is_builtin_name
15938 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15940 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15942 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15945 * c-decl.c (clone_underlying_type): Move this ...
15946 * c-common.c (set_underlying_type): ... here.
15947 Also, make sure the function properly sets TYPE_STUB_DECL() on
15948 the newly created typedef variant type.
15949 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15950 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15953 2009-04-02 Richard Guenther <rguenther@suse.de>
15955 PR tree-optimization/37221
15956 * tree-flow.h (degenerate_phi_result): Declare.
15957 * tree-ssa-dom.c (degenerate_phi_result): Export.
15958 * tree-scalar-evolution.c (analyze_initial_condition): If
15959 the initial condition is defined by a degenerate PHI node
15960 use the degenerate value.
15962 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15964 PR rtl-optimization/39588
15965 * combine.c (merge_outer_ops): Do not set the constant when this
15967 (simplify_shift_const_1): Do not modify it either in this case.
15969 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15971 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15972 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15974 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15977 * c-lex.c (interpret_float): Default (no suffix) is double.
15979 2009-04-1 Xinliang David Li <davidxl@google.com>
15981 * config/i386/i386.c (legitimate_constant_p): Recognize
15982 all one vector constant.
15984 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15986 * config/vax/vax.c: Add #includes to silence warnings.
15987 Change #include order to silence two warnings.
15989 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15991 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15992 (ASM_SPEC): Pass -k to the assembler for PIC code.
15994 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15996 * config.gcc: Add vax-*-linux* to the switch.
15997 * config/vax/linux.h: New file. (TARGET_VERSION,
15998 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16000 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16002 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16003 Use predicate macros instead of GET_CODE() == foo.
16004 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16005 ashlsi3, rotrsi3, <unnamed>): Likewise.
16007 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16009 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16010 jbbccihi, jbbccisi): Remova trailing whitespace.
16011 * config/vax/constraints.md: Likewise.
16012 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16013 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16014 * config/vax/predicates.md: Likewise.
16015 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16016 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16017 * config/vax/vax.h: Likewise.
16018 * config/vax/vax.md (nonlocal_goto): Likewise.
16020 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16022 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16023 (indirectable_address_p, adjacent_operands_p): Add spaces around
16025 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16027 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16029 * config/vax/vax.c (legitimate_constant_address_p,
16030 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16031 index_term_p, reg_plus_index_p, legitimate_address_p,
16032 vax_mode_dependent_address_p): Update comments to match functions
16033 modified by the recent int->bool conversion.
16035 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16037 * config/vax/builtins.md: Update copyright message.
16038 * config/vax/constraints.md: Likewise.
16039 * config/vax/netbsd-elf.h: Likewise.
16040 * config/vax/predicates.md: Likewise.
16041 * config/vax/vax-protos.h: Likewise.
16042 * config/vax/vax.c: Likewise.
16043 * config/vax/vax.h: Likewise.
16044 * config/vax/vax.md: Likewise.
16045 * config/vax/vax.opt: Likewise.
16047 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16049 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16050 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16051 * config/vax/constraints.md (B, R): Likewise.
16052 * config/vax/predicates.md (external_memory_operand,
16053 nonimmediate_addsub_di_operand): Likewise.
16054 * config/vax/vax.c (vax_output_int_add): Likewise.
16055 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16056 untyped_call): Likewise.
16058 2009-04-01 Matt Thomas <matt@3am-software.com>
16060 * config/vax/predicates.md: New file.
16061 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16062 external_const_operand, nonsymbolic_operand, external_memory_operand,
16063 indirect_memory_operand, indexed_memory_operand,
16064 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16065 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16067 * config/vax/constraints.md: New file.
16068 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16070 * config/vax/builtins.md: New file.
16071 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16072 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16074 * config/vax/vax.opt (mqmath): Add option.
16075 * config/vax/vax.md (isfx): Extend with DI.
16076 (VAXintQH, VAXintQHSD): Define.
16077 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16078 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16079 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16080 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16081 (movdi): Update constraints and use vax_output_int_move().
16082 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16083 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16084 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16085 nonlocal_goto): New.
16086 (mov<mode>): Extend accepted operand types.
16087 (subdi3_old): Rename from subdi3, change update constraints and use
16088 a new implementation.
16089 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16090 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16091 MOVE_RATIO, CLEAR_RATIO): Define.
16092 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16093 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16094 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16095 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16096 (split_quadword_operands): Make static and really allow variable
16098 (print_operand_address): Update for PIC generation.
16099 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16100 indexable_address_p, fixup_mathdi_operand,
16101 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16102 (vax_float_literal, legitimate_constant_p,
16103 indirectable_constant_address_p, index_term_p,
16104 reg_plus_index_p): Return bool instead of int.
16105 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16107 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16109 (vax_output_conditional_branch): Indent.
16110 (legitimate_constant_address_p, indirectable_constant_address_p,
16111 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16112 vax_mode_dependent_address_p): Return bool instead of int, update for
16114 * config/vax/vax-protos.h (legitimate_constant_address_p,
16115 legitimate_constant_p, legitimate_address_p,
16116 vax_mode_dependent_address_p): Change declaration to bool.
16117 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16118 vax_expand_addsub_di_operands, vax_output_int_subtract,
16119 vax_output_movmemsi): Declare.
16120 (split_quadword_operands, vax_float_literal): Delete declaration.
16121 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16122 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16123 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16124 ASM_OUTPUT_DWARF_PCREL): Define.
16125 (ASM_SPEC): Change definition to allow PIC generation.
16127 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16129 * doc/sourcebuild.texi: Update front-end requirements.
16131 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16134 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16135 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16136 (booldi3_internal3): Use boolean_or_operator instead of
16139 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16142 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16143 declarator whose size is not an integer constant expression but
16144 folds to an integer constant, then treat it as a constant
16147 2009-04-01 Richard Guenther <rguenther@suse.de>
16149 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16150 i * 4 + 2 to (i * 2 + 1) * 2.
16152 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16155 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16156 return if c_parser_asm_string_literal returned NULL.
16158 2009-04-01 Nick Clifton <nickc@redhat.com>
16160 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16162 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16163 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16164 other typedefs to avoid conflicts with libgcc2.c. Define labels
16165 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16167 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16168 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16171 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16173 * varasm.c (default_function_rodata_section): Declare DOT as
16176 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16177 Andrey Galkin <agalkin@hypercom.com>
16180 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16181 Make object_name unique for each process.
16183 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16186 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16187 addressable variables in the parallel that could go out of scope while
16188 running queued tasks.
16190 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16192 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16193 (CASE_VALUES_THRESHOLD): Redefine.
16194 * config/avr/avr.c (avr_override_options): Remove initialization of
16195 avr_case_values_threshold variable.
16196 (avr_case_values_threshold): Remove variable. Add new function.
16197 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16198 * config/avr/avr.opt (mno-tablejump): Remove option.
16199 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16201 2009-04-01 DJ Delorie <dj@redhat.com>
16203 * varasm.c (default_function_rodata_section): Don't assume
16204 anything about where the first '.' in the section name is.
16206 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16208 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16209 rs6000_emit_stack_tie.
16211 2009-03-31 Ian Lance Taylor <iant@google.com>
16213 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16214 gimple_code with GIMPLE_RESX, not RESX.
16216 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16218 * c-common.c (c_get_ident): New.
16219 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16221 2009-04-01 Ben Elliston <bje@au.ibm.com>
16223 * config/rs6000/sysv4.opt (msdata): Improve option description.
16225 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16227 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16228 (divdf3_internal_lat): Remove.
16229 (divxf3_internal_lat): Remove.
16230 (divxf3_internal_thr): Remove.
16231 (divxf): Use divxf3_internal.
16232 * config/ia64/div.md (divsf3_internal_lat): New.
16233 (divdf3_internal_lat): New.
16234 (divxf3_internal): New.
16236 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16239 * Makefile.in (USE_GCC_STDINT): Define.
16240 (stmp-int-hdrs): Install stdint.h if applicable.
16241 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16243 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16244 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16245 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16246 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16247 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16248 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16249 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16250 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16251 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16252 (c_common_nodes_and_builtins): Initialize
16253 underlying_wchar_type_node. Do not initialize
16254 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16255 nodes for new types.
16256 (c_stddef_cpp_builtins): Define macros for new types.
16257 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16259 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16260 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16261 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16262 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16263 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16264 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16265 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16266 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16267 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16268 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16269 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16270 int16_type_node, int32_type_node, int64_type_node,
16271 uint8_type_node, uint16_type_node, c_uint32_type_node,
16272 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16273 int_least32_type_node, int_least64_type_node,
16274 uint_least8_type_node, uint_least16_type_node,
16275 uint_least32_type_node, uint_least64_type_node,
16276 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16277 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16278 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16279 uintptr_type_node): Define.
16280 * c-cppbuiltin.c (builtin_define_constants,
16281 builtin_define_type_minmax): New.
16282 (builtin_define_stdint_macros): Define more macros.
16283 (c_cpp_builtins): Define more limit macros.
16284 (type_suffix): New.
16285 (builtin_define_type_max): Define in terms of
16286 builtin_define_type_minmax. Remove is_long parameter. All
16288 * config.gcc (use_gcc_stdint): Define.
16289 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16290 Add newlib-stdint.h for generic targets.
16291 * config/glibc-stdint.h, config/newlib-stdint.h,
16292 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16293 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16294 * config/score/score.h (UINTPTR_TYPE): Define.
16295 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16296 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16297 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16298 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16299 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16300 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16301 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16302 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16303 * config/spu/spu.h (STDINT_LONG32): Define.
16304 * configure.ac (use_gcc_stdint): Substitute.
16305 * configure: Regenerate.
16306 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16307 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16308 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16309 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16310 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16311 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16312 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16313 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16314 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16315 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16316 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16317 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16318 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16319 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16320 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16321 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16322 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16323 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16324 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16325 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16326 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16327 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16328 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16329 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16330 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16331 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16332 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16333 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16334 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16336 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16338 * loop-iv.c (suitable_set_for_replacement): Renamed from
16339 simplify_using_assignment; changed to return bool and to accept new
16340 args DEST and SRC. Return true iff we find a source/destination pair
16341 that can be used to make a replacement, and fill SRC and DEST if so.
16342 Remove arg ALTERED. Don't deal with altered regs here. All callers
16344 (simplify_using_initial_values): Deal with altered regs here and track
16345 more precisely the effect they have on the validity of our expression.
16347 * loop-iv.c (simplify_using_condition): A condition of the form
16348 (EQ REG CONST) can be used to simply make a substitution.
16349 (simplify_using_initial_values): Keep track of conditions we have seen
16350 and keep using them to simplify new expressions, while applying the
16351 same substitutions to them as to the expression.
16353 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16354 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16357 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16358 changed. Use this when trying to improve the upper bound.
16359 Generate the comparison by using simplify_gen_relational.
16361 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16363 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16365 (simplify_using_assignment, simplify_using_initial_values): Call
16366 replace_in_expr to make replacements. Call replace_single_def_regs
16367 once on the initial version of the expression.
16369 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16372 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16374 2009-03-31 Richard Guenther <rguenther@suse.de>
16376 PR middle-end/31029
16377 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16378 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16380 2009-03-31 Richard Guenther <rguenther@suse.de>
16382 * tree.h (div_if_zero_remainder): Declare.
16383 * fold-const.c (div_if_zero_remainder): Export.
16384 * tree-ssa-forwprop.c
16385 (forward_propagate_addr_into_variable_array_index): Handle
16386 constant array index addition outside of the variable index.
16388 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16391 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16392 define_splits, floatunssi<mode>2): Require x87 conversions from
16393 DImode to be permitted.
16395 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16397 PR preprocessor/15638
16398 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16400 2009-03-31 Richard Guenther <rguenther@suse.de>
16402 PR middle-end/23401
16403 PR middle-end/27810
16404 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16405 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16406 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16407 a separate statement.
16408 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16409 (lookup_tmp_var): Likewise.
16410 (is_gimple_formal_tmp_or_call_rhs): Remove.
16411 (is_gimple_reg_or_call_rhs): Rename to ...
16412 (is_gimple_reg_rhs_or_call): ... this.
16413 (is_gimple_mem_or_call_rhs): Rename to ...
16414 (is_gimple_mem_rhs_or_call): ... this.
16415 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16416 DECL_GIMPLE_REG_P only if is_formal is true.
16417 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16418 for non-proper post-modify expression gimplification.
16419 (gimplify_self_mod_expr): For post-modify expressions gimplify
16420 the lvalue to a minimal lvalue.
16421 (rhs_predicate_for): Remove formal temp case.
16422 (gimplify_modify_expr_rhs): Likewise.
16423 (gimplify_addr_expr): Use is_gimple_reg.
16424 (gimplify_expr): Remove formal temp cases.
16425 (gimple_regimplify_operands): Likewise.
16426 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16427 and FILTER_EXPR like constants.
16428 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16430 (is_gimple_formal_tmp_rhs): Remove.
16431 (is_gimple_reg_rhs): Remove special casing.
16432 (is_gimple_mem_rhs): Fix.
16433 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16434 (is_gimple_formal_tmp_var): Remove.
16435 (is_gimple_formal_tmp_reg): Likewise.
16436 (is_gimple_min_lval): Allow invariant component ref parts.
16437 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16438 is_gimple_formal_tmp_reg): Remove declarations.
16439 * tree-cfg.c (verify_expr): Verify that variables with address
16440 taken do not have DECL_GIMPLE_REG_P set.
16441 * tree-mudflap.c (mf_build_check_statement_for): Use
16442 force_gimple_operand instead of gimplify_expr.
16444 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16446 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16447 schedulable rows to compute_split_row.
16449 2009-03-31 Ben Elliston <bje@au.ibm.com>
16452 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16455 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16457 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16458 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16459 * configure: Regenerate.
16460 * config.in: Regenerate.
16461 * config/rs6000/rs6000.opt (mtls-markers): Add.
16462 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16463 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16464 (tls_ld_aix, tls_ld_sysv): Likewise.
16465 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16466 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16468 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16470 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16472 2009-03-30 Jan Hubicka <jh@suse.cz>
16474 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16476 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16477 detection and label handling.
16479 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16481 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16482 left_conflicts_size.
16483 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16484 ALLOCNO_LEFT_CONFLICTS_SIZE.
16486 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16487 remove_allocno_from_bucket_and_push,
16488 allocno_spill_priority_compare, push_allocnos_to_stack,
16489 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16490 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16491 (setup_allocno_left_conflicts_num): Ditto. Rename to
16492 setup_allocno_left_conflicts_size.
16493 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16494 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16495 setup_allocno_left_conflicts_size instead of
16496 setup_allocno_left_conflicts_num.
16498 * ira-build.c (ira_create_allocno): Use
16499 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16500 ALLOCNO_LEFT_CONFLICTS_NUM.
16502 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16504 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16505 instead of DF_LR_OUT.
16507 * ira-lives.c (process_bb_node_lives): Ditto.
16509 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16510 instead of DF_LR_{OUT,IN}.
16512 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16514 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16516 2009-03-30 Jan Hubicka <jh@suse.cz>
16518 * except.c (label_to_region_map): Fix thinko.
16520 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16522 PR middle-end/38237
16523 * tree.h (tree_find_value): New declaration.
16524 * tree.c (tree_find_value): New function.
16525 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16527 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16530 * c-decl.c (struct c_binding): Add locus field.
16531 (bind): Add locus argument, set locus field from it.
16532 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16533 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16534 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16535 implicitly_declare, undeclared_variable, lookup_label,
16536 declare_label, c_make_fname_decl, c_builtin_function,
16537 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16540 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16543 * config/i386/i386.c (classify_argument): Check total size of
16546 2009-03-30 Martin Jambor <mjambor@suse.cz>
16548 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16549 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16550 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16553 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16554 seen_variable_array_ref while also traversing a union.
16556 * tree-inline.c (optimize_inline_calls): Do not call
16557 cgraph_node_remove_callees.
16558 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16559 (pass_remove_cgraph_callee_edges): New variable.
16560 * passes.c (init_optimization_passes): Add
16561 pass_remove_cgraph_callee_edges after early inlining and before all
16562 late intraprocedural passes.
16564 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16566 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16568 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16569 Fix typos in names.
16571 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16573 * combine.c (simplify_comparison): Use have_insn_for.
16574 * dojump.c (do_jump): Likewise.
16576 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16578 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16579 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16580 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16581 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16582 instead of sparc_compare_emitted.
16583 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16584 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16585 instead of sparc_compare_emitted.
16587 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16589 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16590 enter/exit cfglayout mode.
16591 (pass_partition_block): Require it.
16592 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16593 (combine_instructions): Track basic blocks instead of labels.
16594 (update_cfg_for_uncondjump): New.
16595 (try_combine): Use it. Update jumps after rescanning.
16596 (pass_combine): Require PROP_cfglayout.
16597 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16599 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16601 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16602 Provide/destroy PROP_cfglayout respectively.
16603 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16604 * tree-pass.h (PROP_cfglayout): New.
16606 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16608 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16609 fold_convert_const_fixed_from_fixed,
16610 fold_convert_const_fixed_from_int,
16611 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16612 set TREE_CONSTANT_OVERFLOW.
16613 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16614 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16616 2009-03-30 Ira Rosen <irar@il.ibm.com>
16618 * tree-vect-loop-manip.c: New file.
16619 * tree-vectorizer.c: Update documentation and included files.
16620 (vect_loop_location): Make extern.
16621 (rename_use_op): Move to tree-vect-loop-manip.c
16622 (rename_variables_in_bb, rename_variables_in_loop,
16623 slpeel_update_phis_for_duplicate_loop,
16624 slpeel_update_phi_nodes_for_guard1,
16625 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16626 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16627 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16628 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16629 find_loop_location): Likewise.
16630 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16631 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16632 get_vectype_for_scalar_type, vect_is_simple_use,
16633 supportable_widening_operation, supportable_narrowing_operation):
16635 (bb_in_loop_p): Move to tree-vect-loop.c.
16636 (new_loop_vec_info, destroy_loop_vec_info,
16637 reduction_code_for_scalar_code, report_vect_op,
16638 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16639 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16640 (vect_supportable_dr_alignment): Likewise.
16641 * tree-vectorizer.h (tree-data-ref.h): Include.
16642 (vect_loop_location): Declare.
16643 Reorganize function declarations according to the new file structure.
16644 * tree-vect-loop.c: New file.
16645 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16646 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16647 * tree-vect-data-refs.c: New file.
16648 * tree-vect-patterns.c (timevar.h): Don't include.
16649 * tree-vect-stmts.c: New file.
16650 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16651 tree-vect-slp.c, tree-vect-loop.c.
16652 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16653 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16654 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16655 (tree-vect-analyze.o): Remove.
16656 (tree-vect-transform.o): Likewise.
16657 (tree-vect-data-refs.o): Add rule.
16658 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16659 tree-vect-slp.o): Likewise.
16660 (tree-vect-patterns.o): Remove redundant dependencies.
16661 (tree-vectorizer.o): Likewise.
16662 * tree-vect-slp.c: New file.
16664 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16666 * optc-gen.awk: Warn if an option flag has multiple different
16669 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16671 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16672 -floop-block): Document dependences on PPL, CLooG and Graphite.
16674 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16676 PR rtl-optimization/323
16677 * c-common.c (c_fully_fold, convert_and_check,
16678 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16679 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16680 * c-common.def (EXCESS_PRECISION_EXPR): New.
16681 * c-cppbuiltin.c (builtin_define_float_constants): Define
16682 constants with enough digits for long double.
16683 * c-lex.c (interpret_float): Interpret constant with excess
16684 precision where appropriate.
16685 * c-opts.c (c_common_post_options): Set
16686 flag_excess_precision_cmdline. Give an error for
16687 -fexcess-precision=standard for C++ for processors where the
16688 option is significant.
16689 * c-parser.c (c_parser_conditional_expression): Handle excess
16690 precision in condition.
16691 * c-typeck.c (convert_arguments): Handle arguments with excess
16693 (build_unary_op): Move excess precision outside operation.
16694 (build_conditional_expr): Likewise.
16695 (build_compound_expr): Likewise.
16696 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16697 (build_modify_expr): Handle excess precision in RHS.
16698 (convert_for_assignment): Handle excess precision in converted
16700 (digest_init, output_init_element, process_init_element): Handle
16701 excess precision in initializer.
16702 (c_finish_return): Handle excess precision in return value.
16703 (build_binary_op): Handle excess precision in operands and add
16704 excess precision as needed for operation.
16705 * common.opt (-fexcess-precision=): New option.
16706 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16707 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16708 For standard excess precision, output explicit conversion to and
16709 truncation from XFmode.
16710 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16711 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16712 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16713 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16714 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16715 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16716 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16717 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16718 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16719 define_splits, sqrt<mode>2): Disable where appropriate for
16720 standard excess precision.
16721 * convert.c (convert_to_real): Do not shorten arithmetic to type
16722 for which excess precision would be used.
16723 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16724 * doc/invoke.texi (-fexcess-precision=): Document option.
16725 (-mfpmath=): Correct index entry.
16726 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16727 flag_excess_precision): New.
16728 * langhooks.c (lhd_post_options): Set
16729 flag_excess_precision_cmdline.
16730 * opts.c (common_handle_option): Handle -fexcess-precision=.
16731 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16732 init_excess_precision): New.
16733 (lang_dependent_init_target): Call init_excess_precision.
16734 * tree.c (excess_precision_type): New.
16735 * tree.h (excess_precision_type): Declare.
16737 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16740 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16741 non-lvalue to component.
16743 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16745 PR preprocessor/34695
16746 * Makefile.in (c-opts.o): Depend on c-tree.h.
16747 * c-common.c: Move down include of diagnostic.h.
16748 (done_lexing, c_cpp_error): New.
16749 * c-common.h (done_lexing): Declare.
16750 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16752 * c-opts.c: Include c-tree.h.
16753 (c_common_init_options): Set preprocessor error callback.
16754 (c_common_handle_option): Do not set preprocessor
16755 inhibit_warnings, warnings_are_errors, warn_system_headers,
16756 pedantic_errors or inhibit_warnings flags.
16757 (c_common_post_options): Do not check cpp_errors (parse_in).
16758 (c_common_finish): Do not output dependencies if there were
16759 errors. Do not check return value of cpp_finish.
16760 * c-ppoutput.c (pp_file_change): Set input_location.
16761 * c-tree.h (c_cpp_error): Declare.
16762 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16764 (diagnostic_build_prefix): Check override_column.
16765 * diagnostic.h (diagnostic_info): Add override_column field.
16766 (diagnostic_override_column): Define.
16768 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16770 * c-common.c (c_expand_expr, c_staticp): Remove.
16771 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16772 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16773 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16774 * c-gimplify.c (gimplify_compound_literal_expr,
16775 optimize_compound_literals_in_ctor): Remove.
16776 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16777 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16778 * c-semantics.c (emit_local_var): Remove.
16780 * langhooks-def.h (lhd_expand_expr): Remove.
16781 * langhooks.c (lhd_expand_expr): Remove.
16782 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16784 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16785 handling from c-semantics.c; don't call into langhook.
16786 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16787 * gimplify.c (gimplify_compound_literal_expr,
16788 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16789 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16790 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16791 as was done in c-gimplify.c.
16792 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16793 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16794 Move from c-common.h.
16795 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16797 * tree.c (staticp): Do not call langhook.
16798 * langhooks.c (lhd_staticp): Delete.
16799 * langhooks-def.h (lhd_staticp): Delete prototype.
16800 (LANG_HOOKS_STATICP): Delete.
16801 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16803 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16804 instead of DECL_STMTs.
16806 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16814 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16816 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16817 contained expression.
16818 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16819 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16820 conditional expressions for C.
16821 (decl_constant_value_for_optimization): Move from
16822 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16823 whether optimizing and that the expression is a VAR_DECL not of
16824 array type instead of doing such checks in the caller. Do not
16825 check pedantic. Call gcc_unreachable for C++.
16826 * c-common.def (C_MAYBE_CONST_EXPR): New.
16827 * c-common.h (c_fully_fold, c_save_expr,
16828 decl_constant_value_for_optimization): New prototypes.
16829 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16830 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16831 EXPR_INT_CONST_OPERANDS): Define.
16832 * c-convert.c (convert): Strip nops from expression.
16833 * c-decl.c (groktypename): Take extra parameters expr and
16834 expr_const_operands. Update call to grokdeclarator.
16835 (start_decl): Update call to grokdeclarator. Add statement for
16836 expressions used in type of decl.
16837 (grokparm): Update call to grokdeclarator.
16838 (push_parm_decl): Update call to grokdeclarator.
16839 (build_compound_literal): Add parameter non_const and build a
16840 C_MAYBE_COSNT_EXPR if applicable.
16841 (grokdeclarator): Take extra parameters expr and
16842 expr_const_operands. Track expressions used in declaration
16843 specifiers and declarators. Fold array sizes and track whether
16844 they are constant expressions and whether they are integer
16845 constant expressions.
16846 (parser_xref_tag): Set expr and expr_const_operands fields in
16848 (grokfield): Update call to grokdeclarator.
16849 (start_function): Update call to grokdeclarator.
16850 (build_null_declspecs): Set expr and expr_const_operands fields in
16852 (declspecs_add_type): Handle expressions in typeof specifiers.
16853 * c-parser.c (c_parser_declspecs): Set expr and
16854 expr_const_operands fields for declaration specifiers.
16855 (c_parser_enum_specifier): Likewise.
16856 (c_parser_struct_or_union_specifier): Likewise.
16857 (c_parser_typeof_specifier): Likewise. Update call to
16858 groktypename. Fold expression as needed. Return expressions with
16859 type instead of adding statements.
16860 (c_parser_attributes): Update calls to c_parser_expr_list.
16861 (c_parser_statement_after_labels): Fold expression before passing
16862 to objc_build_throw_stmt.
16863 (c_parser_condition): Fold expression.
16864 (c_parser_asm_operands): Fold expression.
16865 (c_parser_conditional_expression): Use c_save_expr. Update call
16866 to build_conditional_expr.
16867 (c_parser_alignof_expression): Update call to groktypename.
16868 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16869 original_code. Fold expression argument of va_arg. Create
16870 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16871 argument to va_arg. Update calls to groktypename. Fold array
16872 index for offsetof. Verify that first argument to
16873 __builtin_choose_expr has integer type.
16874 (c_parser_postfix_expression_after_paren_type): Update calls to
16875 groktypename and build_compound_literal. Handle expressions with
16876 side effects in type name.
16877 (c_parser_postfix_expression_after_primary): Update call to
16878 c_parser_expr_list. Set original_code for calls to
16879 __builtin_constant_p.
16880 (c_parser_expr_list): Take extra parameter fold_p. Fold
16881 expressions if requested.
16882 (c_parser_objc_type_name): Update call to groktypename.
16883 (c_parser_objc_synchronized_statement): Fold expression.
16884 (c_parser_objc_receiver): Fold expression.
16885 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16886 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16887 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16888 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16889 (struct c_typespec): Add elements expr and expr_const_operands.
16890 (struct c_declspecs): Add elements expr and expr_const_operands.
16891 (groktypename, build_conditional_expr, build_compound_literal):
16893 (in_late_binary_op): Declare.
16894 * c-typeck.c (note_integer_operands): New function.
16895 (in_late_binary_op): New variable.
16896 (decl_constant_value_for_broken_optimization): Move to c-common.c
16897 and rename to decl_constant_value_for_optimization.
16898 (default_function_array_conversion): Do not strip nops.
16899 (default_conversion): Do not call
16900 decl_constant_value_for_broken_optimization.
16901 (build_array_ref): Do not fold result.
16902 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16903 result when operand is a VLA.
16904 (c_expr_sizeof_type): Update call to groktypename. Handle
16905 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16906 result when operand names a VLA type.
16907 (build_function_call): Update call to build_compound_literal.
16908 Only fold result for calls to __builtin_* functions. Strip
16909 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16910 the function designator.
16911 (convert_arguments): Fold arguments. Update call to
16912 convert_for_assignment.
16913 (build_unary_op): Handle increment and decrement of
16914 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16915 decrement earlier. Fold operand of increment and decrement.
16916 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16917 built for integer operand. Wrap returns that are INTEGER_CSTs
16918 without being integer constant expressions or that have integer
16919 constant operands without being INTEGER_CSTs.
16920 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16921 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16922 result is an integer constant expression or can be used in
16923 unevaluated parts of one and avoid folding and wrap as
16924 appropriate. Fold operands before possibly doing -Wsign-compare
16926 (build_compound_expr): Wrap result for C99 if operands can be used
16927 in integer constant expressions.
16928 (build_c_cast): Update call to digest_init. Do not ignore
16929 overflow from casting floating-point constants to integers. Wrap
16930 results that could be confused with integer constant expressions,
16931 null pointer constants or floating-point constants.
16932 (c_cast_expr): Update call to groktypename. Handle expressions
16933 included in type name.
16934 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16935 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16936 Update calls to convert_for_assignment.
16937 (convert_for_assignment): Take new parameter
16938 null_pointer_constant. Do not strip nops or call
16939 decl_constant_value_for_broken_optimization. Set
16940 in_late_binary_op for conversions to boolean.
16941 (store_init_value): Update call to digest_init.
16942 (digest_init): Take new parameter null_pointer_constant. Do not
16943 call decl_constant_value_for_broken_optimization. pedwarn for
16944 initializers not constant expressions. Update calls to
16945 convert_for_assignment.
16946 (constructor_nonconst): New.
16947 (struct constructor_stack): Add nonconst element.
16948 (really_start_incremental_init, push_init_level, pop_init_level):
16949 Handle constructor_nonconst and nonconst element.
16950 (set_init_index): Call constant_expression_warning for array
16952 (output_init_element): Fold value. Set constructor_nonconst as
16953 applicable. pedwarn for initializers not constant expressions.
16954 Update call to digest_init. Call constant_expression_warning
16955 where constant initializers are required.
16956 (process_init_element): Use c_save_expr.
16957 (c_finish_goto_ptr): Fold expression.
16958 (c_finish_return): Fold return value. Update call to
16959 convert_for_assignment.
16960 (c_start_case): Fold switch expression.
16961 (c_process_expr_stmt): Fold expression.
16962 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16963 ensure statement expression is not evaluated in constant expression.
16964 (build_binary_op): Track whether results are integer constant
16965 expressions or may occur in such, disable folding and wrap results
16966 as applicable. Fold operands for -Wsign-compare warnings unless
16968 (c_objc_common_truthvalue_conversion): Handle results folded to
16969 integer constants that are not integer constant expressions.
16970 * doc/extend.texi: Document when typeof operands are evaluated,
16971 that condition of __builtin_choose_expr is an integer constant
16972 expression, and more about use of __builtin_constant_p in
16975 2009-03-29 Richard Guenther <rguenther@suse.de>
16977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16978 propagate addresses of array references.
16980 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16982 * regmove.c (perhaps_ends_bb_p): Remove.
16983 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16984 from INSN and check that the main loop stays within that basic block.
16985 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16986 (regmove_forward_pass): Split out from regmove_optimize. Use
16987 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16988 (regmove_backward_pass): Split out from regmove_optimize. Use
16989 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16990 (regmove_optimize): Simplify.
16992 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16995 * config/i386/i386.c (classify_argument): Ignore flexible array
16996 member in struct and warn ABI change.
16998 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17000 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17002 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17003 (ix86_adjust_cost): Updated.
17005 2009-03-29 Jan Hubicka <jh@suse.cz>
17007 PR middle-end/28850
17008 * tree-pass.h (pass_cleanup_eh): New function.
17009 (remove_unreachable_regions): Break code handling RTL
17010 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17011 that can not be reached by runtime.
17012 (can_be_reached_by_runtime): New function.
17013 (label_to_region_map): New function.
17014 (num_eh_regions): New function.
17015 (rtl_remove_unreachable_regions): New function.
17016 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17017 (remove_eh_region): New function.
17018 * except.h: Include sbitmap and vecprim.
17019 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17020 num_eh_regions): Declare.
17021 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17022 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17023 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17024 (tree_empty_eh_handler_p): New function.
17025 (cleanup_empty_eh): New function.
17026 (cleanup_eh): New function.
17027 (pass_cleanup_eh): New function.
17029 2009-03-29 Jan Hubicka <jh@suse.cz>
17031 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17032 for removed regions.
17034 2009-03-29 Jan Hubicka <jh@suse.cz>
17036 * except.c (dump_eh_tree): Dump all datastructures.
17038 2009-03-29 Jan Hubicka <jh@suse.cz>
17040 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17041 (duplicate_eh_regions_1): Likewise.
17042 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17043 vector; call EH verification.
17044 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17045 Be ready for region being removed.
17047 2009-03-29 Jan Hubicka <jh@suse.cz>
17049 * bitmap.c (bitmap_last_set_bit): New function.
17050 * bitmap.h (bitmap_last_set_bit): Declare.
17052 2009-03-29 David Ayers <ayers@fsfe.org>
17055 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17056 by calling objc_compare_types and surpress warnings about
17057 incompatible C pointers that are compatible ObjC pointers.
17059 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17061 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17062 call initialize_inline_failed.
17063 (initialize_inline_failed): Move it from here ...
17064 * cgraph.c (initialize_inline_failed): ... to here.
17065 (cgraph_create_edge): Call initialize_inline_failed rather than
17066 setting inline_failed directly.
17068 2009-03-29 Ben Elliston <bje@au.ibm.com>
17071 * sysv4.opt (msdata): Improve comment.
17072 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17073 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17075 2009-03-29 Ben Elliston <bje@au.ibm.com>
17078 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17079 load and store attributes.
17081 2009-03-29 Ben Elliston <bje@au.ibm.com>
17083 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17084 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17085 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17086 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17087 __builtin_infq and __builtin_huge_valq.
17089 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17091 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17093 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17094 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17096 2009-03-28 Xinliang David Li <davidxl@google.com>
17098 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17099 (do_dbg_cnt): New function.
17101 2009-03-28 Jan Hubicka <jh@suse.cz>
17103 Merge from pretty-ipa:
17105 2009-03-27 Jan Hubicka <jh@suse.cz>
17107 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17108 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17109 * passes.c (function_called_by_processed_nodes_p): New.
17110 * ipa-pure-const.c (check_call): Fix handling of operands.
17111 (analyze_function): Dump debug output for skipped bodies.
17112 (local_pure_const): Use function_called_by_processed_nodes_p.
17113 * dwarf2out.c (reference_to_unused): Use output.
17114 * passes.c (do_per_function_toporder): Likewise.
17116 2008-11-12 Jan Hubicka <jh@suse.cz>
17118 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17119 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17120 state_set_in_source enum
17121 (check_decl): Ignore memory tags; do not set fake looping flags;
17123 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17124 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17125 (check_call, analyze_function): Rewrite.
17127 (add_new_function): Update call of analyze_function.
17128 (generate_summary): Add call of analyze_function.
17129 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17130 (local_pure_const): New function.
17131 (pass_local_pure_const): New pass.
17132 * ipa-inline.c (inline_transform): Set after_inlining.
17133 * tree-eh.c (stmt_can_throw_external): New.
17134 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17135 work with aliasing built.
17136 * tree-flow.h (stmt_can_throw_external): New.
17137 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17138 and local pure/const pass in early and late optimization queue.
17140 2009-03-28 Martin Jambor <mjambor@suse.cz>
17142 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17144 (fold_binary): Allow function decl aligment consideration is the
17145 second argument is integer constant one.
17146 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17147 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17148 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17150 2009-03-28 Jan Hubicka <jh@suse.cz>
17152 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17153 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17154 * function.h (rtl_data): Add nothrow flag.
17155 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17156 set DECL_NOTHROW for AVAILABLE functions.
17158 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17160 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17161 following vector keyword has expansion starting with pixel or bool
17162 keyword, expand vector to __vector and pixel or bool to __pixel or
17166 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17167 warn_if_disallowed_function_p): Removed.
17168 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17169 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17170 warning_if_disallowed_function_p.
17171 * flags.h (warn_if_disallowed_function_p,
17172 warn_disallowed_functions): Removed.
17173 * common.opt (Wdisallowed-function-list=): Removed.
17174 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17176 2009-03-28 Richard Guenther <rguenther@suse.de>
17178 PR tree-optimization/38723
17179 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17182 2009-03-28 Jan Hubicka <jh@suse.cz>
17184 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17185 test introduced by my previous patch.
17187 2009-03-28 Richard Guenther <rguenther@suse.de>
17189 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17190 the PHIs value undefined.
17192 2009-03-28 Jan Hubicka <jh@suse.cz>
17194 * tree-pass.h (pass_fixup_cfg): New pass.
17195 * ipa-inline.c (inline_transform): Set
17196 always_inline_functions_inlined/after_inlining.
17197 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17198 (pass_fixup_cfg): New pass.
17199 * passes.c (init_optimization_passes): Add fixup_cfg.
17201 2009-03-28 Richard Guenther <rguenther@suse.de>
17203 PR tree-optimization/38458
17204 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17205 argument use the arguments copy-of value.
17207 2009-03-28 Richard Guenther <rguenther@suse.de>
17209 PR tree-optimization/38180
17210 * tree-ssa-ccp.c (get_default_value): Simplify.
17211 (likely_value): Likewise.
17212 (surely_varying_stmt_p): Properly handle VOP case.
17213 (ccp_initialize): Likewise.
17214 (ccp_fold): Handle propagating through *&.
17215 (fold_const_aggregate_ref): Also handle decls.
17217 2009-03-28 Jan Hubicka <jh@suse.cz>
17219 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17220 * cgraph.h (cgraph_node): Likewise.
17221 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17222 (cgraph_reset_node): Use process flag.
17223 (cgraph_mark_functions_to_output): Likewise.
17224 (cgraph_expand_function): Likewise.
17225 (cgraph_expand_all_functions): Likewise.
17226 (cgraph_output_in_order): Likewise.
17227 * dwarf2out.c (reference_to_unused): Likewise.
17228 * passes.c do_per_function_toporder): Likewise.
17230 2009-03-28 Jan Hubicka <jh@suse.cz>
17232 Bring from lto-branch:
17234 2008-09-03 Doug Kwan <dougkwan@google.com>
17236 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17237 enums instead of reason strings.
17238 * cgraph.c (cgraph_create_edge): Same.
17239 (cgraph_inline_failed_string): New function.
17240 * cgraph.h (cgraph_inline_failed_t): New enum type.
17241 (cgraph_inline_failed_string): New prototype.
17242 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17243 char pointer to cgraph_inline_failed_t.
17244 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17245 (cgraph_default_inline_p): Ditto.
17246 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17247 to cgraph_inline_failed_t pointer.
17248 * cif-code.def: New file.
17249 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17251 (cgraph_check_inline_limits): Change type of REASON to pointer to
17252 cgraph_inline_failed_t. Replace reason strings with enums.
17253 (cgraph_default_inline_p): Ditto.
17254 (cgraph_recursive_inlining_p): Ditto.
17255 (update_caller_keys): Change type of FAILED_REASON to
17256 cgraph_inline_failed_t.
17257 (cgraph_set_inline_failed): Change type of REASON to pointer to
17258 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17259 convert enums to strings for text output.
17260 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17261 to be of type cgraph_inline_failed_t. Replace reason strings with
17262 enums. Call cgraph_inline_failed_string to covert enums
17263 to strings for text output.
17264 (cgraph_decide_inlining): Replace reason strings with enums.
17265 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17266 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17268 * tree-inline.c (expand_call_inline): Change type of REASON
17269 to cgraph_inline_failed_t. Replace reason strings with enums.
17270 Call cgraph_inline_failed_string for text output.
17271 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17274 2009-03-28 Jan Hubicka <jh@suse.cz>
17276 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17277 cgraph_clone_node): Remove master clone handling.
17278 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17279 * cgraph.h (master_clone): Remove.
17280 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17281 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17282 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17284 2009-03-28 Jan Hubicka <jh@suse.cz>
17286 * cgraph.c (cgraph_function_body_availability): Functions declared
17287 inline are always safe to assume that it is not going to be replaced.
17289 2009-03-28 Richard Guenther <rguenther@suse.de>
17291 PR tree-optimization/38513
17292 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17293 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17294 EXC_PTR_EXPR and FILTER_EXPR.
17295 (get_ref_from_reference_ops): Likewise.
17297 2009-03-28 Richard Guenther <rguenther@suse.de>
17299 PR tree-optimization/38968
17300 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17301 Use FLOOR_MOD_EXPR to compute misalignment.
17303 2009-03-28 Richard Guenther <rguenther@suse.de>
17305 PR tree-optimization/37795
17306 * tree.h (combine_comparisons): Declare.
17307 * fold-const.c (combine_comparisons): Export.
17308 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17310 (ifcombine_iforif): Use combine_comparisons.
17312 2009-03-28 Jan Hubicka <jh@suse.cz>
17314 * tree-eh.c (inlinable_call_p): New function.
17315 (make_eh_edges): Use it.
17316 (verify_eh_edges): Use it.
17317 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17318 * except.c (reachable_next_level): Add inlinable_function argument
17319 (sjlj_find_directly_reachable_regions): Update.
17320 (add_reachable_handler): Do not set saw_any_handlers.
17321 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17322 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17323 Add new inlinable call parameter.
17324 (can_throw_internal, can_throw_external): Update.
17325 * except.h (can_throw_internal_1, can_throw_external_1,
17326 foreach_reachable_handler): Update declaration.
17328 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17330 * config/arm/t-arm-coff, config/h8300/coff.h,
17331 config/i386/i386-aout.h, config/i386/i386-coff.h,
17332 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17333 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17334 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17335 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17336 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17337 sys-types.h: Remove.
17338 * Makefile.in: Remove protoize and fixproto support and references
17340 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17341 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17343 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17344 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17345 unprotoize$(exeext).
17346 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17347 (.PHONY): Don't depend on proto.
17348 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17349 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17350 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17351 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17352 build/gen-protos.o, build/scan.o, xsys-protos.h,
17353 build/fix-header$(build_exeext), build/fix-header.o,
17354 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17355 stmp-install-fixproto): Remove.
17356 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17357 SYSCALLS.c or fixproto files.
17358 (install-common): Don't install protoize.
17359 (install-headers-tar, install-headers-cpio, install-headers-cp):
17360 Don't depend on $(STMP_FIXPROTO).
17361 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17362 install fixproto files or write out fixproto settings.
17363 (uninstall): Don't uninstall protoize.
17364 * config.gcc (use_fixproto): Remove.
17365 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17366 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17367 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17368 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17369 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17370 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17371 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17372 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17373 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17374 * config/t-vxworks (STMP_FIXPROTO): Remove.
17375 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17376 STMP_FIXPROTO): Remove.
17377 * config.in, configure: Regenerate.
17378 * crtstuff.c (gid_t, uid_t): Don't undefine.
17379 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17380 (arm-*-coff, arm-*-aout: Remove target entries.
17381 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17382 Remove mention of AIX 4.1.
17383 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17384 * doc/invoke.texi (Running Protoize): Remove.
17385 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17386 (Protoize Caveats): Remove.
17387 * tsystem.h: Update comments on headers assumed to exist.
17389 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17391 * genautomata.c: Add a new year to the copyright. Add a new
17393 (struct insn_reserv_decl): Add comments for member bypass_list.
17394 (find_bypass): Remove.
17395 (insert_bypass): New.
17396 (process_decls): Use insert_bypass.
17397 (output_internal_insn_latency_func): Output all bypasses with the
17398 same input insn in one switch case.
17400 * rtl.def (define_bypass): Describe bypass choice.
17401 * doc/md.texi (define_bypass): Ditto.
17403 2009-03-27 Richard Guenther <rguenther@suse.de>
17405 * gimplify.c (mark_addressable): Export.
17406 * tree-flow.h (mark_addressable): Declare.
17407 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17408 * tree-ssa.c (verify_phi_args): Verify that address taken
17409 variables have TREE_ADDRESSABLE set.
17411 2009-03-27 Richard Guenther <rguenther@suse.de>
17413 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17414 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17415 Do not mark decls TREE_ADDRESSABLE.
17416 (build_fold_addr_expr): Adjust.
17417 (fold_addr_expr): Remove.
17418 (fold_unary): Use build_fold_addr_expr.
17419 (fold_comparison): Likewise.
17420 (split_address_to_core_and_offset): Likewise.
17421 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17423 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17424 (gimplify_modify_expr_to_memcpy): Mark source and destination
17426 * omp-low.c (create_omp_child_function): Mark the object decl
17428 (lower_rec_input_clauses): Mark the var we take the address of
17430 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17432 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17434 PR middle-end/39315
17435 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17436 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17438 2009-03-27 Richard Guenther <rguenther@suse.de>
17440 PR tree-optimization/39120
17441 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17443 (handle_lhs_call): Process return constraints. Add escape
17444 constraints if necessary.
17445 (handle_const_call): Fill out return constraints. Make nested
17446 case more precise. Avoid consttmp if possible.
17447 (handle_pure_call): Fill out return constraints. Avoid
17448 callused if possible.
17449 (find_func_aliases): Simplify call handling.
17451 2009-03-27 Richard Guenther <rguenther@suse.de>
17453 PR tree-optimization/39120
17454 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17455 as a representative.
17456 (solve_graph): Do propagate CALLUSED.
17457 (handle_pure_call): Use a scalar constraint from CALLUSED for
17459 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17462 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17465 * c-common.c (handle_aligned_attribute): Properly check alignment
17466 overflow. Use (1U << i) instead of (1 << i).
17468 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17470 * expr.h (get_mem_align_offset): Updated.
17472 * tree.h (tree_decl_common): Change align to "unsigned int" and
17473 move it before pointer_alias_set.
17475 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17476 Jakub Jelinek <jakub@redhat.com>
17479 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17480 gr_register_operand with gr_reg_or_0_operand.
17481 (cmpxchg_rel_di): Likewise.
17482 (sync_lock_test_and_set<mode>): Likewise.
17484 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17486 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17487 (true_regnum): Likewise.
17489 * rtlanal.c (subreg_info): Moved to ...
17490 * rtl.h (subreg_info): Here. New.
17491 (subreg_get_info): New.
17493 * rtlanal.c (subreg_get_info): Make it extern.
17495 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17498 * config/i386/i386.c (ix86_abi): New.
17499 (override_options): Handle -mabi=.
17500 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17501 (ix86_call_abi_override): Likewise.
17502 (init_cumulative_args): Likewise.
17503 (function_arg_advance): Likewise.
17504 (function_arg_64): Likewise.
17505 (function_arg): Likewise.
17506 (ix86_pass_by_reference): Likewise.
17507 (ix86_function_value_regno_p): Likewise.
17508 (ix86_build_builtin_va_list_abi): Likewise.
17509 (setup_incoming_varargs_64): Likewise.
17510 (is_va_list_char_pointer): Likewise.
17511 (ix86_init_machine_status): Likewise.
17512 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17513 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17514 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17515 (ix86_function_abi): Make it static and return enum calling_abi.
17516 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17518 (ix86_fn_abi_va_list): Updated.
17520 * config/i386/i386.h (ix86_abi): New.
17521 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17522 (CONDITIONAL_REGISTER_USAGE): Likewise.
17523 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17524 (machine_function): Likewise.
17526 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17528 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17529 (STACK_BOUNDARY): Likewise.
17530 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17532 * config/i386/i386.opt (mabi=): New.
17534 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17535 return enum calling_abi.
17536 (ix86_function_type_abi): Likewise.
17537 (ix86_function_abi): Removed.
17539 * doc/invoke.texi: Document -mabi= option for x86.
17541 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17543 * builtins.c (real_dconstp): Delete.
17544 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17546 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17547 Jakub Jelinek <jakub@redhat.com>
17550 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17551 (gen_subprogram_die): When a function is explicit, generate the
17552 DW_AT_explicit attribute.
17553 * langhooks.h (struct lang_hooks_for_decls): Add
17554 function_decl_explicit_p langhook.
17555 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17556 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17558 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17560 * builtins.c (fold_builtin_memory_op): Optimize memmove
17561 into memcpy if we can prove source and destination don't overlap.
17563 * tree-inline.c: Include gt-tree-inline.h.
17564 (clone_fn_id_num): New variable.
17565 (clone_function_name): New function.
17566 (tree_function_versioning): Use it.
17567 * Makefile.in (GTFILES): Add tree-inline.c.
17569 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17571 * BASE-VER: Change to 4.5.0.
17573 2009-03-27 Xinliang David Li <davidxl@google.com>
17575 PR tree-optimization/39557
17576 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17578 2009-03-27 Xinliang David Li <davidxl@google.com>
17580 PR tree-optimization/39548
17581 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17584 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17586 * c-common.c (pointer_int_sum): Use %wd on return from
17589 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17591 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17592 on return from tree_low_cst.
17594 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17597 * ginclude/stdarg.h (va_copy): Define also for
17598 __GXX_EXPERIMENTAL_CXX0X__.
17600 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17603 * builtins.h (c_strlen): Do not warn here.
17604 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17605 * c-common.c (pointer_int_sum): Take an explicit location.
17606 Warn about offsets out of bounds.
17607 * c-common.h (pointer_int_sum): Adjust declaration.
17609 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17611 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17614 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17617 * opts.c (warn_if_disallowed_function_p): Don't assume
17618 get_callee_fndecl must return non-NULL.
17620 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17622 PR rtl-optimization/39522
17623 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17624 when reg_reloaded_valid is set.
17626 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17628 * config/spu/divv2df3.c: New file.
17629 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17630 (DPBIT_FUNCS): Filter out _div_df.
17632 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17634 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17635 a jump insn, count that jump in the distance to the loop start.
17637 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17640 * config/sh/sh.c (calc_live_regs): Fix condition for global
17641 registers except PIC_OFFSET_TABLE_REGNUM.
17643 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17646 * doc/invoke.texi (-mconsole): New.
17648 (-mno-cygwin): New.
17650 (-mnop-fun-dllimport): New.
17654 (sub section "i386 and x86-64 Windows Options"): New.
17656 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17658 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17659 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17661 2009-03-25 Richard Guenther <rguenther@suse.de>
17663 PR middle-end/39497
17664 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17667 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17669 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17670 neither of haifa/selective schedulers are working.
17672 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17674 * doc/invoke.texi (Debugging Options): Fix description of
17675 -fno-merge-debug-strings.
17677 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17679 * config/cris/libgcc.ver: New version-script.
17680 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17682 * configure.ac <GAS features, nop mnemonic>: Add pattern
17683 crisv32-*-* for "nop".
17684 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17685 * configure: Regenerate.
17687 2009-03-24 Ira Rosen <irar@il.ibm.com>
17689 PR tree-optimization/39529
17690 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17691 mark_sym_for_renaming for the tag copied to the new vector
17694 2009-03-24 Arthur Loiret <aloiret@debian.org>
17696 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17697 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17698 EXTRA_SPEC_FUNCTIONS.
17699 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17700 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17701 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17702 -march and -mtune options.
17704 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17706 * config/m68k/t-rtems: Add m5329 multilib.
17708 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17709 Jakub Jelinek <jakub@redhat.com>
17712 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17715 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17718 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17719 instead of c_parser_expression_conv, if original_code isn't one of the
17720 4 allowed comparison codes, fail.
17722 2009-03-23 Richard Guenther <rguenther@suse.de>
17724 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17725 * tree.h (struct tree_type): Likewise.
17726 * reload.h (struct insn_chain): Likewise.
17727 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17728 * function.h (struct function): Likewise.
17729 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17731 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17733 PR tree-optimization/39516
17734 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17736 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17738 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17739 should be set true if BITS_PER_WORD of target is bigger than 32
17741 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17743 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17744 Translate -B-options to -rpath-link. Correct existing
17745 rpath-link and conditionalize on !nostdlib.
17747 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17749 * doc/extend.texi (Function Attributes, Variable Attributes):
17751 * doc/invoke.texi (Debugging Options, Optimize Options)
17752 (i386 and x86-64 Options, MCore Options): Likewise.
17754 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17757 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17758 it for block local namespace aliases.
17759 (gen_decl_die): Pass context_die to gen_namespace_die.
17761 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17764 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17765 minimum or maximum value.
17767 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17769 * reginfo.c (globalize_reg): Recompute derived reg sets.
17771 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17774 * libgcc2.c (mprotect): Do not use signed arguments for
17775 VirtualProtect, use DWORD arguments. Also fix the 'may
17776 be used uninitialized' warning for the np variable.
17778 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17781 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17782 functions using regparm calling conventions when not optimizing.
17783 (ix86_function_sseregparm): Similarly for sseregparm calling
17786 2009-03-19 Li Feng <nemokingdom@gmail.com>
17788 PR middle-end/39500
17789 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17790 dependence if the first conflict is after niter iterations.
17792 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17794 PR middle-end/38609
17795 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17796 functions with dynamic stack-pointer adjustments.
17798 2009-03-19 Ben Elliston <bje@au.ibm.com>
17800 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17801 option; change to -msdata=data.
17803 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17805 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17808 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17811 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17813 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17815 * doc/invoke.texi (Code Gen Options): Expand discussion of
17818 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17820 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17821 * matrix-reorg.c (struct matrix_info): Likewise.
17822 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17823 * rtl.h (struct mem_attrs): Likewise.
17824 * df.h (struct df): Likewise.
17825 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17826 * ira-int.h (struct ira_allocno): Likewise.
17827 * df-scan.c (struct df_collection_rec): Likewise.
17828 * ira.c (struct equivalence): Likewise.
17829 * function.c (struct temp_slot): Likewise.
17830 * cfgloop.h (struct loop): Likewise.
17833 * function.c (use_register_for_decl): When not optimizing, disregard
17834 register keyword for variables with types containing methods.
17836 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17838 PR middle-end/39447
17839 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17840 (is_simple_operand): Call contains_component_ref_p before calling data
17841 reference analysis that would fail on COMPONENT_REFs.
17843 * tree-vrp.c (search_for_addr_array): Fix formatting.
17845 2009-03-18 Richard Guenther <rguenther@suse.de>
17847 * tree-vect-transform.c (vect_loop_versioning): Fold the
17848 generated comparisons.
17849 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17850 (slpeel_tree_peel_loop_to_edge): Likewise.
17852 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17854 PR middle-end/37805
17855 * opts.c (print_specific_help): In addition to `undocumented',
17856 accept `separate' and `joined' flags if passed alone. Describe
17857 output by the first matched one of those.
17858 (common_handle_option): Skip over empty strings.
17859 * gcc.c (display_help): Fix help string for `--help='.
17860 * doc/invoke.texi (Option Summary, Overall Options): With
17861 `--help=', classes and qualifiers can both be repeated, but
17862 only the latter can be negated. One should not pass only
17863 negated qualifiers. Fix markup and examples.
17866 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17867 PR middle-end/37805
17868 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17869 and -fhelp=separate.
17871 2009-03-17 Jing Yu <jingyu@google.com>
17873 PR middle-end/39378
17874 * function.h (struct rtl_data): Move is_thunk from here...
17875 (struct function): ...to here.
17876 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17877 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17879 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17881 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17882 (alpha_output_function_end_prologue): Likewise.
17883 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17884 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17885 (rs6000_output_function_epilogue): Likewise.
17886 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17888 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17891 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17892 from different units in a single alternative.
17893 (*truncdfsf_i387): Ditto.
17894 (*truncxfsf2_mixed): Ditto.
17895 (*truncxfdf2_mixed): Ditto.
17897 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17899 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17900 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17903 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17904 unused non-artificial variables when not optimizing.
17907 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17908 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17909 NAMESPACE_DECL in its DECL_INITIAL.
17911 PR middle-end/39443
17912 * optabs.c (set_user_assembler_libfunc): New function.
17913 * expr.h (set_user_assembler_libfunc): New prototype.
17914 * c-common.c: Include libfuncs.h.
17915 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17916 for memcmp, memset, memcpy, memmove and abort.
17917 * Makefile.in (c-common.o): Depend on libfuncs.h.
17920 * dwarf2out.c (gen_inlined_enumeration_type_die,
17921 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17922 gen_tagged_type_instantiation_die): Removed.
17923 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17926 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17929 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17931 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17932 (check-parallel-%): Ditto.
17933 (check-consistency): Ditto.
17935 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17937 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17938 local variable rhs by NULL_TREE.
17940 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17943 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17945 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17948 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17950 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17953 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17954 for ms->sysv ABI calls only in 64bit mode.
17956 * config/i386/i386.md (untyped_call): Support 32bit.
17958 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17960 * doc/extend.texi: Replace x86_65 with x86_64.
17962 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17964 PR tree-optimization/39455
17965 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17966 mismatches for POINTER_TYPE_P (type).
17967 (number_of_iterations_le): Likewise.
17969 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17971 * config/picochip/picochip.c: Removed profiling support.
17972 * config/picochip/picochip.md: Removed profiling instruction.
17973 * config/picochip/picochip.h: Removed profiling builtin.
17975 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17977 * doc/install.texi (--with-host-libstdcxx): Document.
17979 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17982 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17983 generate a warning if the function name does not begin with
17984 "__vector" and the function has either the 'signal' or 'interrupt'
17985 attribute, from here to ...
17986 (avr_declare_function_name): ...here. New function.
17987 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17988 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17990 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17993 * cse.c (fold_rtx): Don't modify original const_arg1 when
17994 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17995 separate variable instead.
17996 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17997 from out of range shift counts.
17998 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18000 2009-03-13 Catherine Moore <clm@codesourcery.com>
18002 * config/i386/x-mingw32 (host-mingw32.o): Replace
18003 diagnostic.h with $(DIAGNOSTIC_H).
18005 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18008 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18010 * config/i386/sync.md (sync_compare_and_swap<mode>,
18011 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18012 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18014 (sync_double_compare_and_swapdi_pic,
18015 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18016 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18018 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18021 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18023 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18026 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18027 (avx_addsubv4df3): Likewise.
18028 (*avx_addsubv4sf3): Likewise.
18029 (sse3_addsubv4sf3): Likewise.
18031 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18034 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18036 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18039 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18040 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18041 registers for allocnos created from user-defined variables.
18043 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18046 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18047 of non-integer mode as well.
18049 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18051 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18052 for functions for which the parameter types are unknown.
18054 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18057 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18058 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18059 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18060 * config/i386/i386.c (ix86_local_alignment): For
18061 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18062 long long variables on the stack to avoid dynamic realignment.
18063 Allow the first argument to be a decl rather than type.
18064 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18066 2009-03-11 Nick Clifton <nickc@redhat.com>
18069 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18071 Add description to mno-lsim option.
18072 * config/mcore/mcore.h: Remove comment about deprecated m4align
18074 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18075 * doc/invoke.texi: Add description of mno-lsim and
18076 mstack-increment options.
18078 * config/fr30/fr30.opt: Document the -mno-lsim option.
18079 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18080 and -mno-lsim options.
18082 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18084 * fold-const.c (fold_comparison): Only call fold_inf_compare
18085 if the mode supports infinities.
18087 2009-03-11 Jason Merrill <jason@redhat.com>
18090 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18091 end already did. Notice GIMPLE_CALL modifications of the result.
18092 Don't copy debug information from an ignored decl or a decl from
18095 2009-03-10 Richard Guenther <rguenther@suse.de>
18096 Nathan Froyd <froydnj@codesourcery.com>
18098 PR middle-end/37850
18099 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18100 (__divMODE3): Likewise.
18102 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18104 PR tree-optimization/39394
18105 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18106 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18108 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18110 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18111 inline asms for register asm ("") declarations.
18113 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18115 * fold-const.c (fold_unary): Fix comment.
18117 2009-03-07 Jan Hubicka <jh@suse.cz>
18120 * tree-inline.c (setup_one_parameter): Do replacement of const
18121 argument by constant in SSA form.
18123 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18125 PR middle-end/38028
18126 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18127 determine alignment passed to assign_stack_local.
18128 (assign_parms_unsplit_complex): Likewise.
18129 * except.c (sjlj_build_landing_pads): Likewise.
18131 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18133 PR middle-end/39360
18134 * tree-flow.h (add_referenced_var): Return bool instead of void.
18135 * tree-dfa.c (add_referenced_var): Return result of
18136 referenced_var_check_and_insert call.
18137 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18138 of referenced_var_check_and_insert.
18141 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18142 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18143 DIE, don't emit it if abstract origin already has it.
18144 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18145 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18147 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18149 * genpreds.c (needs_variable): Fix parentheses at variable name
18151 (write_tm_constrs_h): Indent generated code.
18153 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18155 * doc/extend.texi (Function Attributes): Add documentation
18156 for isr attributes.
18158 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18161 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18162 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18164 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18166 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18169 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18172 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18173 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18175 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18177 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18178 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18179 constants instead of magic numbers.
18180 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18182 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18183 (x86_64_ms_abi_int_parameter_registers): Ditto.
18184 (x86_64_int_return_registers): Ditto.
18185 (ix86_maybe_switch_abi): Ditto.
18186 (ix86_expand_call): Ditto for clobbered_registers array.
18187 (ix86_hard_regno_mode_ok): Ditto.
18188 (x86_extended_QIreg_mentioned_p): Ditto.
18190 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18192 PR tree-optimization/39349
18193 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18195 * combine.c (gen_lowpart_for_combine): Use omode when generating
18198 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18200 PR rtl-optimization/39235
18201 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18203 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18205 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18207 2009-03-04 Richard Guenther <rguenther@suse.de>
18209 PR tree-optimization/39362
18210 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18211 that occur in abnormal PHIs should be varying.
18213 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18215 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18217 (simple_iv): Take loop as an argument instead of statement.
18218 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18219 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18221 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18223 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18224 * matrix-reorg.c (analyze_transpose): Ditto.
18225 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18226 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18227 * tree-predcom.c (ref_at_iteration): Ditto.
18228 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18230 2009-03-04 Richard Guenther <rguenther@suse.de>
18232 PR tree-optimization/39358
18233 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18234 escaped_id and callused_id.
18235 (solve_graph): Likewise.
18237 2009-03-04 Richard Guenther <rguenther@suse.de>
18239 PR tree-optimization/39339
18240 * tree-sra.c (try_instantiate_multiple_fields): Make it
18241 no longer ICE on the above.
18243 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18245 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18246 that fits within Pmode.
18248 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18250 PR middle-end/10109
18251 * tm.texi (LIBCALL_VALUE): Update description.
18253 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18255 PR middle-end/34443
18256 * doc/extend.texi (section): Update description.
18258 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18260 PR middle-end/39345
18261 * tree-inline.c (remapped_type): New.
18262 (can_be_nonlocal): Call remapped_type instead of remap_type.
18264 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18267 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18268 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18270 2009-03-03 Richard Guenther <rguenther@suse.de>
18272 PR middle-end/39272
18273 * tree.c (tree_nonartificial_location): New function.
18274 * tree.h (tree_nonartificial_location): Declare.
18275 * builtins.c (expand_builtin_memory_chk): Provide location
18276 of the call location for artificial function pieces.
18277 (maybe_emit_chk_warning): Likewise.
18278 (maybe_emit_sprintf_chk_warning): Likewise.
18279 (maybe_emit_free_warning): Likewise.
18280 * expr.c (expand_expr_real_1): Likewise.
18282 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18284 PR tree-optimization/39343
18285 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18286 COMPONENT_REF t has ARRAY_TYPE.
18288 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18290 PR middle-end/39335
18291 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18292 when the type precision of the induction variable should be
18293 larger than the type precision of nit.
18294 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18295 * graphite.c (graphite_loop_normal_form): Same.
18296 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18298 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18300 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18301 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18302 numbers to describe clobbered registers.
18303 (*call_value_0_rex64_ms_sysv): Ditto.
18304 * config/i386/mmx.md (mmx_emms): Ditto.
18305 (mmx_femms): Ditto.
18307 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18309 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18312 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18314 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18315 (spu_section_type_flags): New function.
18317 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18319 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18320 reg_class_contents of FLOAT_REGS into a temporary.
18322 2009-03-02 Richard Guenther <rguenther@suse.de>
18323 Ira Rosen <irar@il.ibm.com>
18325 PR tree-optimization/39318
18326 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18327 information to the vectorized statement.
18329 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18331 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18332 variable. Use defined names instead of magic constants for REX SSE
18335 2009-03-01 Richard Guenther <rguenther@suse.de>
18337 PR tree-optimization/39331
18338 * omp-low.c (lower_send_shared_vars): Do not receive new
18339 values for the reference of DECL_BY_REFERENCE parms or results.
18341 2009-03-01 Jan Hubicka <jh@suse.cz>
18344 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18345 BLOCK_NONLOCALIZED_VAR): New macros.
18346 (tree_block): Add nonlocalized_vars.
18347 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18348 gen_decl_die): Add origin argument. Allow generation of die with
18349 origin at hand only.
18350 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18351 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18353 (gen_block_die): Fix checking for unused blocks.
18354 (process_scope_var): Break out from .... ; work with origins only.
18355 (decls_for_scope) ... here; process nonlocalized list.
18356 (dwarf2out_ignore_block): Look for nonlocalized vars.
18357 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18359 (dump_scope_block): Dump them.
18360 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18361 (remap_block): Likewise.
18362 (can_be_nonlocal): New predicate.
18363 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18365 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18367 * configure: Regenerate.
18369 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18371 * optc-gen.awk: No need to duplicate option flags twice.
18372 Reuse help texts for duplicate options which do not have any.
18374 * gcc.c (display_help): Document --version.
18376 * gcc.c (main): If print_help_list and verbose_flag, ensure
18377 driver output comes before subprocess output.
18379 * optc-gen.awk: Assign all remaining fields to help string,
18380 space-separated, for multi-line help in *.opt.
18382 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18383 -Wno-pedantic-ms-format is for MinGW targets only.
18385 * doc/options.texi (Option file format): Fix bad indentation,
18386 restoring dropped sentence.
18388 2009-02-28 Jan Hubicka <jh@suse.cz>
18390 * tree-inline.c (tree_function_versioning): Output debug info.
18392 2009-02-28 Jan Hubicka <jh@suse.cz>
18395 * tree-inline.c (setup_one_parameter): Do not copy propagate
18396 arguments when not optimizing.
18398 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18401 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18402 (avx_addsubv4df3): Likewise.
18403 (*avx_addsubv4sf3): Likewise.
18404 (sse3_addsubv4sf3): Likewise.
18405 (*avx_addsubv2df3): Likewise.
18406 (sse3_addsubv2df3): Likewise.
18407 (avx_unpckhps256): Correct item selectors.
18408 (avx_unpcklps256): Likewise.
18409 (avx_unpckhpd256): Likewise.
18410 (avx_unpcklpd256): Likewise.
18412 2009-02-28 Jan Hubicka <jh@suse.cz>
18414 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18416 (copy_arguments_for_versioning): If var is declared don't declare it.
18417 (tree_function_versioning): First setup substitutions and then copy
18420 2009-02-27 Jan Hubicka <jh@suse.cz>
18423 * cgraph.h (varpool_output_debug_info): Remove.
18424 * cgraphunit.c (varpool_output_debug_info): Remove.
18425 * dwarf2out.c (deferred_locations_struct): New struct
18426 (deferred_locations): New type.
18427 (deferred_locations_list): New static var.
18428 (deffer_location): New function.
18429 (gen_variable_die): Use it.
18430 (decls_for_scope): Output info on local static vars.
18431 (dwarf2out_finish): Process deferred locations.
18432 * varpool.c (varpool_output_debug_info): Remove.
18434 2009-02-27 Jan Hubicka <jh@suse.cz>
18437 * tree.h (TREE_PROTECTED): Fix comment.
18438 (BLOCK_HANDLER_BLOCK): Remove.
18439 (struct tree_block): Remove handler_block add body_block.
18440 (inlined_function_outer_scope_p): New.
18441 (is_body_block): Remove.
18442 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18443 * dwarf2out.c (is_inlined_entry_point): Remove.
18444 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18445 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18447 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18448 * gimplify.c (gimplify_expr): Gimplify body blocks.
18449 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18450 block with multiple subblocks.
18451 (dump_scope_block): Prettier output; dump more flags and info.
18452 (dump_scope_blocks): New.
18453 (remove_unused_locals): Use dump_scope_blocks.
18454 * tree-flow.h (dump_scope_blocks): Declare.
18455 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18456 * stmt.c (is_body_block): Remove.
18457 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18458 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18460 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18462 PR middle-end/39308
18463 * graphite.c (graphite_loop_normal_form): Do not call
18464 number_of_iterations_exit from a gcc_assert.
18466 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18468 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18469 jumps if COND is NULL.
18470 (find_cond_jump): New function.
18471 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18472 * config/s390/s390.md: Remove z10_cobra attribute value.
18474 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18476 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18477 force_const_mem returns NULL_RTX.
18479 2009-02-26 Jan Hubicka <jh@suse.cz>
18482 * cgraph.h (varpool_output_debug_info): Remove.
18483 * cgraphunit.c (varpool_output_debug_info): Remove.
18484 * dwarf2out.c (deferred_locations_struct): New struct
18485 (deferred_locations): New type.
18486 (deferred_locations_list): New static var.
18487 (deffer_location): New function.
18488 (gen_variable_die): Use it.
18489 (decls_for_scope): Output info on local static vars.
18490 (dwarf2out_finish): Process deferred locations.
18491 * varpool.c (varpool_output_debug_info): Remove.
18493 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18495 PR rtl-optimization/39241
18496 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18497 to subreg_offset_representable_p.
18499 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18501 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18502 execute function prototype. Get f and nregs from max_reg_num
18503 and get_insns. Remove the first backward pass as it's dead,
18504 guard the forward pass by flag_expensive_optimizations.
18505 (rest_of_handle_regmove): Delete.
18506 (pass_regmove): Replace it with regmove_optimize.
18508 2009-02-25 Martin Jambor <mjambor@suse.cz>
18510 PR tree-optimization/39259
18511 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18512 calls_alloca function flags.
18513 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18514 calls are detected.
18516 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18518 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18519 flags_set_1_rtx, flags_set_1_set): Delete.
18520 (regmove_optimize): Do not call mark_flags_life_zones.
18522 2009-02-24 Julian Brown <julian@codesourcery.com>
18525 * config/arm/arm.c (require_pic_register): Only set
18526 cfun->machine->pic_reg once per function.
18528 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18530 * doc/invoke.texi (Link Options): Document an easier way to pass
18531 options that take arguments to the GNU linker using -Xlinker and -Wl.
18533 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18536 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18538 2009-02-24 Richard Guenther <rguenther@suse.de>
18541 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18543 2009-02-24 Richard Guenther <rguenther@suse.de>
18544 Zdenek Dvorak <ook@ucw.cz>
18546 PR tree-optimization/39233
18547 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18548 from converting them to a generic type.
18550 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18552 PR tree-optimization/39260
18553 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18554 contains a condition with a real type.
18555 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18557 2009-02-23 Jason Merrill <jason@redhat.com>
18560 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18561 narrowing_initializer_constant_valid_p.
18562 (narrowing_initializer_constant_valid_p): Don't return
18563 null_pointer_node for adding a pointer to itself.
18565 2009-02-23 Jan Hubicka <jh@suse.cz>
18568 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18571 2009-02-23 Jan Hubicka <jh@suse.cz>
18573 PR tree-optimization/37709
18574 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18575 * tree.h (block_ultimate_origin): Declare.
18576 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18577 * tree-ssa-live.c (remove_unused_scope_block_p):
18578 Eliminate blocks containig no instructions nor live variables nor
18580 (dump_scope_block): New function.
18581 (remove_unused_locals): Enable removal of dead blocks by default;
18582 enable dumping at TDF_DETAILS.
18584 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18586 * config/i386/i386.c (classify_argument): Don't allow COImode
18588 (function_arg_advance_32): Don't allow OImode.
18589 (function_arg_32): Likewise.
18590 (function_value_32): Likewise.
18591 (return_in_memory_32): Likewise.
18592 (function_arg_64): Remove OImode comment.
18594 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18597 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18598 ix86_expand_vector_set for V4DImode in 64bit mode only.
18599 (ix86_expand_vector_init_one_var): Likewise.
18601 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18603 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18605 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18608 * loop-iv.c: Revert last change.
18609 * emit-rtl.c: Likewise.
18611 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18614 * config/i386/i386.c (type_natural_mode): Remove an extra
18615 space in the warning message.
18616 (function_value_32): Handle 32-byte vector modes.
18617 (return_in_memory_32): Likewise.
18619 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18621 * loop-iv.c (truncate_value): New function.
18622 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18624 (lowpart_subreg): Move to...
18625 * emit-rtl.c: ...here.
18627 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18629 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18630 accidental and undocumented change at revision 140860.
18632 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18634 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18635 take gimple_seq * arguments.
18636 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18637 types_compatible_p langhook.
18639 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18640 Joseph Myers <joseph@codesourcery.com>
18642 * config/arm/arm.c (arm_builtin_va_list): New function.
18643 (arm_expand_builtin_va_start): Likewise.
18644 (arm_gimplify_va_arg_expr): Likewise.
18645 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18646 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18647 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18648 (va_list_type): New variable.
18649 (arm_mangle_type): Mangle va_list_type appropriately.
18651 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18653 PR middle-end/39157
18654 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18655 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18656 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18657 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18658 parameter to 1000 for -O1 by default.
18659 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18661 * loop-invariant.c: Include params.h.
18662 (move_loop_invariants): Don't call move_single_loop_invariants on
18665 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18667 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18668 offset when calculating bounds for indexing stack_usage_map. Fixes
18669 a buffer overflow with certain target setups.
18671 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18674 * calls.c (expand_call): Clear try_tail_call if caller and callee
18675 disagree in promotion of function return value.
18677 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18680 * c-common.c (c_determine_visibility): If visibility changed and
18681 DECL_RTL has been already set, call make_decl_rtl to update symbol
18684 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18687 * varasm.c (assemble_variable): Don't check DECL_NAME when
18688 globalizing a variable.
18690 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18693 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18694 expression before any __builtin_trap call.
18695 * c-typeck.c (build_function_call): Convert and check function
18696 arguments before generating a call to a trap. Evaluate the
18697 function arguments before the trap.
18699 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18702 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18703 (UNSPEC_FXAM_MEM): New unspec.
18704 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18705 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18706 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18708 2009-02-19 Richard Guenther <rguenther@suse.de>
18710 PR tree-optimization/39207
18711 PR tree-optimization/39074
18712 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18713 storedanything_tree): New.
18714 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18715 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18716 (build_succ_graph): Add edges from STOREDANYTHING to all
18718 (init_base_vars): Initialize STOREDANYTHING.
18719 (compute_points_to_sets): Free substitution info after
18720 building the succ graph.
18721 (ipa_pta_execute): Likewise.
18723 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18725 (do_ds_constraint): Do not add to special var or non-pointer
18727 (type_could_have_pointers): Split out from ...
18728 (could_have_pointers): ... here. For arrays use the element type.
18729 (create_variable_info_for): Initialize may_have_pointers.
18730 (new_var_info): Likewise.
18731 (handle_lhs_call): Make the HEAP variable unknown-sized.
18732 (intra_create_variable_infos): Use a type with pointers for
18733 PARM_NOALIAS, make it unknown-sized.
18735 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18738 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18740 2009-02-18 Jason Merrill <jason@redhat.com>
18743 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18744 value if DECL_EXTERNAL.
18745 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18746 * target.h (gcc_target::binds_local_p): Clarify "module".
18747 * tree.h (TREE_PUBLIC): Clarify "module".
18749 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18752 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18753 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18755 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18758 * c.opt (Wabi): Support C and ObjC.
18761 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18763 * config/i386/i386.c (classify_argument): Warn once about the ABI
18764 change when passing union with long double.
18766 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18768 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18771 * c-parser.c (c_parser_compound_statement): Always enter and leave
18774 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18777 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18779 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18781 PR tree-optimization/36922
18782 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18783 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18786 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18788 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18791 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18793 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18795 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18797 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18800 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18801 Richard Sandiford <rdsandiford@googlemail.com>
18803 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18804 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18805 (loongson_biadd): ...this.
18807 2009-02-17 Richard Guenther <rguenther@suse.de>
18809 PR tree-optimization/39202
18810 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18811 a var make sure to follow existing collapses.
18813 2009-02-17 Richard Guenther <rguenther@suse.de>
18815 PR middle-end/39214
18816 * langhooks.c (lhd_print_error_function): Check for NULL block.
18818 2009-02-17 Richard Guenther <rguenther@suse.de>
18820 PR tree-optimization/39204
18821 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18824 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18826 * config/soft-fp/double.h: Update from glibc CVS.
18828 2009-02-17 Richard Guenther <rguenther@suse.de>
18830 PR tree-optimization/39207
18831 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18832 strict-aliasing warnings for pointers pointing to NULL.
18834 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18837 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18838 skipping until next close brace.
18840 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18843 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18844 to function argument boundary.
18846 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18848 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18849 in the lea_add. Reload eventually constraints it properly.
18850 * config/picochip/constraints.md: Remove the target constraint
18851 "b", since it is not needed anymore.
18853 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18855 * gthr-dce.h: Uglify function parameter and local variable names.
18856 * gthr-gnat.h: Likewise.
18857 * gthr-mipssde.h: Likewise.
18858 * gthr-nks.h: Likewise.
18859 * gthr-posix95.h: Likewise.
18860 * gthr-posix.h: Likewise.
18861 * gthr-rtems.h: Likewise.
18862 * gthr-single.h: Likewise.
18863 * gthr-solaris.h: Likewise.
18864 * gthr-tpf.h: Likewise.
18865 * gthr-vxworks.h: Likewise.
18866 * gthr-win32.h: Likewise.
18868 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18871 * config/i386/i386.md: Restrict the new peephole2 to move
18872 between MMX/SSE registers.
18874 2009-02-15 Richard Guenther <rguenther@suse.de>
18877 2009-02-13 Richard Guenther <rguenther@suse.de>
18879 * configure.ac: Enable LFS.
18880 * configure: Re-generate.
18881 * config.in: Likewise.
18883 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18885 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18886 spu_srqwbyte, spu_srqwbytebc): Define.
18887 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18888 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18889 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18890 "shrqby_<mode>"): New insn-and-split patterns.
18891 * config/spu/spu.c (expand_builtin_args): Determine and return
18892 number of operands using spu_builtin_description data.
18893 (spu_expand_builtin_1): Use it.
18895 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18898 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18901 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18904 * config/i386/i386.c (override_options): Correct warning
18905 messages for -malign-loops, -malign-jumps and -malign-functions.
18907 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18910 * config/i386/i386.md: Restrict the new peephole2 to move
18911 between the general purpose registers.
18913 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18916 * config/i386/i386.c (type_natural_mode): Add a new argument.
18917 Return the original mode and warn ABI change if vector size is 32byte.
18918 (function_arg_advance): Updated.
18919 (function_arg): Likewise.
18920 (ix86_function_value): Likewise.
18921 (ix86_return_in_memory): Likewise.
18922 (ix86_sol10_return_in_memory): Likewise.
18923 (ix86_gimplify_va_arg): Likewise.
18924 (function_arg_32): Don't warn ABX ABI change here.
18925 (function_arg_64): Likewise.
18927 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18929 * loop-iv.c (implies_p): In the final case, test that operands 0
18930 of the two comparisons match.
18932 * config/bfin/bfin.c (find_prev_insn_start): New function.
18933 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18934 (find_next_insn_start): Move.
18936 2009-02-13 Richard Guenther <rguenther@suse.de>
18938 * configure.ac: Enable LFS.
18939 * configure: Re-generate.
18940 * config.in: Likewise.
18942 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18945 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18946 sizes on syntax error after some arguments have been parsed.
18948 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18950 * doc/invoke.texi (-fira): Remove.
18952 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18954 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18955 * recog.c: Likewise.
18958 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18960 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18961 (umul_ppmm): Likewise.
18962 (count_leading_zeros): Likewise.
18963 (count_trailing_zeros): Likewise.
18964 (UMUL_TIME): Likewise.
18966 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18968 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18969 soft-fp/t-softfp to tmake_file.
18971 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18972 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18973 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18974 IA64_BUILTIN_INFQ]: New.
18975 (ia64_init_builtins): Initialize __builtin_infq,
18976 __builtin_fabsq and __builtin_copysignq if not HPUX.
18977 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18978 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18980 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18982 (__fixtfti): Likewise.
18983 (__fixunstfti): Likewise.
18984 (__floattitf): Likewise.
18986 * config/ia64/libgcc-glibc.ver: New.
18987 * config/ia64/t-fprules-softfp: Likewise.
18988 * config/ia64/sfp-machine.h: Likewise.
18990 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18991 (LIBGCC2_TF_CEXT): Likewise.
18992 (TF_SIZE): Likewise.
18993 (TARGET_INIT_LIBFUNCS): Likewise.
18995 * config/ia64/t-glibc (SHLINB_MAPFILES):
18996 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18998 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19000 * config/i386/i386.c (construct_container): Rewrite processing
19001 BLKmode with X86_64_SSE_CLASS.
19003 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19006 * config/i386/i386.md: Replace simplify_replace_rtx with
19007 replace_rtx in the new peephole2.
19009 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19011 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19012 loop unrolling do not happen at -O2.
19014 2009-02-12 Michael Matz <matz@suse.de>
19016 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19018 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19020 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19023 2009-02-12 Ben Elliston <bje@au.ibm.com>
19025 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19026 patterns when updating the back chain. Missed in the 2009-02-10
19029 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19031 * doc/extend.texi (Decimal Floating Types): Update identifier of
19032 draft TR and list of missing support.
19034 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19036 PR middle-end/39154
19037 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19038 bit to variable length decl's flags, add it also to its
19039 pointer replacement variable.
19041 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19042 Jakub Jelinek <jakub@redhat.com>
19045 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19046 (memory_blockage): New expander.
19047 (*memory_blockage): New insn pattern.
19048 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19049 instead of general blockage at the end of function prologue when
19050 frame pointer is used to access red zone area. Do not emit blockage
19051 when profiling, it is emitted in generic code.
19052 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19053 function epilogue when frame pointer is used to access red zone area.
19055 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19058 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19059 by arithmetic with memory operands.
19060 * config/i386/predicates.md (commutative_operator): New.
19062 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19064 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19067 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19069 * alias.h (record_alias_subset): Declare.
19070 * alias.c (record_alias_subset): Make global.
19072 2009-02-10 Nick Clifton <nickc@redhat.com>
19074 * tree-parloops.c: Change license to GPLv3.
19075 * ipa-struct-reorg.c: Change license to GPLv3.
19076 * ipa-struct-reorg.h: Change license to GPLv3.
19078 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19081 * c-decl.c (start_struct): Return NULL on error.
19083 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19085 PR middle-end/39124
19086 * cfgloopmanip.c (remove_path): Call remove_bbs after
19087 cancel_loop_tree, not before it.
19090 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19091 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19092 VAR_DECLs were seen.
19093 * tree-ssa-live.c (remove_unused_locals): Recompute
19094 cfun->has_local_explicit_reg_vars.
19095 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19096 copies or clearings if cfun->has_local_explicit_reg_vars.
19098 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19101 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19102 of function prologue when frame pointer is used to access
19105 2009-02-10 Richard Guenther <rguenther@suse.de>
19107 PR middle-end/39127
19108 * gimplify.c (gimple_regimplify_operands): Always look if
19109 we need to create a temporary.
19111 2009-02-10 Richard Guenther <rguenther@suse.de>
19113 PR tree-optimization/39132
19114 * tree-loop-distribution.c (todo): New global var.
19115 (generate_memset_zero): Trigger TODO_rebuild_alias.
19116 (tree_loop_distribution): Return todo.
19118 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19121 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19122 (x86_64_reg_class_name): Removed.
19123 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19124 first one isn't X86_64_SSE_CLASS or any other ones aren't
19125 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19126 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19127 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19128 and 3 X86_64_SSEUP_CLASS.
19129 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19130 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19132 2009-02-10 Ben Elliston <bje@au.ibm.com>
19134 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19135 form instruction to update the stack back chain word, even if the
19136 user has disabled the generation of update instructions.
19137 (movdi_<mode>_update_stack): New.
19138 (movsi_update_stack): Likewise.
19139 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19140 always use an update form instruction to update the stack back
19143 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19145 PR middle-end/38953
19146 * graphite.c (if_region_set_false_region): After moving a region in
19147 the false branch of a condition, remove the empty dummy basic block.
19148 (gloog): Remove wrong fix for PR38953.
19150 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19152 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19153 generation due to implicit sign extension.
19155 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19157 PR middle-end/38981
19158 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19159 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19161 2009-02-09 Richard Guenther <rguenther@suse.de>
19163 PR middle-end/35202
19164 * convert.c (convert_to_real): Disable (float)fn((double)x)
19165 to fnf(x) conversion if errno differences may occur and
19166 -fmath-errno is set.
19168 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19170 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19171 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19172 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19174 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19177 * c-common.c (handle_alias_attribute): Disallow attribute for
19178 anything not a FUNCTION_DECL or VAR_DECL.
19180 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19183 * real.c (do_compare): Special-case compare of zero against
19184 decimal float value.
19186 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19189 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19190 as indicating flexible array members unless the field itself is
19191 being declarared as the incomplete array.
19193 2009-02-06 Jan Hubicka <jh@suse.cz>
19195 PR tree-optimization/38844
19196 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19197 is already inlined.
19199 2009-02-06 Richard Guenther <rguenther@suse.de>
19201 PR middle-end/38977
19202 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19203 fork because we may expand it as __gcov_fork.
19205 2009-02-06 Nick Clifton <nickc@redhat.com>
19207 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19209 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19211 PR tree-optimization/35659
19212 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19213 vn_phi_eq): Shortcut if hashcode does not match.
19214 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19216 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19217 and avoid iterative_hash_expr.
19218 (FOR_EACH_VALUE_ID_IN_SET): New.
19219 (value_id_compare): Remove.
19220 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19221 sort expressions by value id.
19223 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19226 * config/sh/predicates.md (general_movsrc_operand): Don't check
19227 the subreg of system registers here.
19229 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19232 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19233 on the copied decl.
19235 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19237 PR rtl-optimization/39110
19238 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19239 addresses, not aligned ones.
19241 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19242 Richard Guenther <rguenther@suse.de>
19244 PR tree-optimization/39100
19245 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19246 comment says and add edges.
19248 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19251 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19252 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19254 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19256 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19257 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19258 register_bb_in_sese, new_sese, free_sese): Moved.
19259 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19260 outermost_loop_in_scop, build_scop_iteration_domain,
19261 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19262 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19263 Use loop_in_sese_p instead of loop_in_scop_p.
19264 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19265 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19266 (scopdet_basic_block_info): Fix bug in scop detection.
19267 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19268 eq_loop_to_cloog_loop): Remove.
19269 (nb_loops_around_loop_in_scop, nb_loop
19270 ref_nb_loops): Moved here...
19271 * graphite.h (ref_nb_loops): ... from here.
19272 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19273 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19274 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19275 * testsuite/gcc.dg/graphite/scop-19.c: New
19277 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19278 Hans-Peter Nilsson <hp@axis.com>
19280 PR rtl-optimization/37889
19281 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19282 Move offset handling from PLUS to before the switch. Use new
19283 arguments when considering SYMBOL_REFs too.
19284 (rtx_addr_can_trap_p): Pass dummy offset and size.
19285 (enum may_trap_p_flags): Remove.
19286 (may_trap_p_1): Pass size from MEM_SIZE.
19288 PR rtl-optimization/38921
19289 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19290 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19291 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19292 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19294 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19296 AVX Programming Reference (January, 2009)
19297 * config/i386/sse.md (*vpclmulqdq): New.
19299 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19301 PR tree-optimization/38977
19302 PR gcov-profile/38292
19303 * calls.c (special_function_p): Disregard __builtin_ prefix.
19305 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19307 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19308 non-indexable addresses even before reload.
19310 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19313 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19314 as having variable size. Do not give an error for unnamed
19315 parameters with [*] declarators. Give a warning for type names
19316 with [*] declarators and mark them as variable size.
19317 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19318 for sizeof applied to [*] type names.
19320 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19323 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19325 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19327 * gcc.c (process_command): Update copyright notice dates.
19328 * gcov.c (print_version): Likewise.
19329 * gcov-dump.c (print_version): Likewise.
19330 * mips-tfile.c (main): Likewise.
19331 * mips-tdump.c (main): Likewise.
19333 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19336 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19337 for composite type involving a zero-length array type.
19339 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19342 * function.c (match_asm_constraints_1): Skip over
19343 initial optional % in the constraint.
19345 PR inline-asm/39059
19346 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19347 supported, don't accept FIXED_CSTs.
19348 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19349 and _Sat is used without _Fract/_Accum. Set specs->type to
19350 integer_type_node for cts_fract/cts_accum if fixed point is not
19353 2009-02-02 Catherine Moore <clm@codesourcery.com>
19355 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19357 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19359 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19360 (ABI_HAS_64BIT_SYMBOLS): Use it.
19361 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19363 2009-02-02 Paul Brook <paul@codesourcery.com>
19365 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19367 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19369 PR inline-asm/39058
19370 * recog.h (asm_operand_ok): Add constraints argument.
19371 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19372 recurse on matching constraint.
19373 (check_asm_operands): Pass constraints as 3rd argument to
19374 asm_operand_ok. Don't look up matching constraint here.
19375 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19378 2009-02-02 Ben Elliston <bje@au.ibm.com>
19380 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19381 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19383 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19385 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19386 information. Remove some obsolete information. Reorganize.
19388 * config/pa/fptr.c: Revert license to GPL 2.
19389 * config/pa/milli64.S: Likewise.
19391 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19394 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19395 LIBRARY name in, instead of hard-coding it.
19396 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19397 extra target make frag to tmake_files according to EH model.
19398 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19399 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19400 frags that define makefile variable EH_MODEL appropriately.
19401 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19402 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19403 to "-sjlj" according to type of EH configured.
19404 (LIBGCC_SONAME): Concatenate it to shared library base name.
19405 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19406 to "_sjlj" according to type of EH configured.
19407 (LIBGCC_SONAME): Concatenate it to shared library base name.
19408 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19409 (SHLIB_LINK): Add missing semicolon to if-else construct.
19410 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19411 string value of "pe_dll" command-line option.
19412 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19413 (SHLIB_SONAME): Use it when overriding t-cygming default.
19414 (SHLIB_IMPLIB): Override t-cygming default.
19415 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19416 string value of "pe_dll" command-line option.
19418 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19421 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19422 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19424 2009-01-31 Richard Guenther <rguenther@suse.de>
19426 PR tree-optimization/38937
19427 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19428 computing the transitive closure.
19430 2009-01-30 Richard Guenther <rguenther@suse.de>
19432 PR tree-optimization/39041
19433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19434 Propagate variable indices only if the types match for this stmt.
19436 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19439 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19440 inline but never defined.
19442 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19444 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19445 (*insv_h_di_reg_extimm): New insn.
19446 (*insv_l<mode>_reg_extimm): New insn.
19448 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19450 * config/picochip/picochip.c (flag_conserve_stack): set
19451 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19452 fconserve-stack. Reduce call-overhead used by inliner.
19454 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19457 * common.opt (flag_conserve_stack): Initialised to zero.
19459 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19462 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19463 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19466 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19468 * ira-color.c (allocno_reload_assign): Update comments.
19469 * regmove.c (regmove_optimize): Likewise.
19473 2009-01-29 Robert Millan <rmh@aybabtu.com>
19475 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19476 * config/i386/kopensolaris-gnu.h: New file. Undefine
19477 `MD_UNWIND_SUPPORT'.
19478 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19480 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19482 PR tree-optimization/39007
19483 * tree-loop-distribution.c (generate_builtin): Use
19484 recompute_dominator to compute the immediate dominator of the
19485 basic block just after the loop.
19487 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19489 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19490 (ASM_OUTPUT_DWARF_PCREL): Define.
19492 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19494 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19495 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19496 global. Modify entries about regmove and IRA.
19498 * ra-conflict.c: Remove the file.
19500 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19502 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19503 (pass_regclass_init): Rename to pass_reginfo_init.
19505 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19507 * toplev.h (flag_ira): Remove.
19509 * caller-save.c (setup_save_areas): Remove flag_ira.
19511 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19513 * global.c: Remove the file.
19515 * opts.c (decode_options): Remove flag_ira.
19517 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19519 * regmove.c: Modify file description.
19520 (find_use_as_address, try_auto_increment): Define them only if
19521 AUTO_INC_DEC is defined.
19522 (replacement_quality, replace_in_call_usage, fixup_match_1,
19523 stable_and_no_regs_but_for_p): Remove.
19524 (reg_set_in_bb): Make it static.
19525 (regmove_optimize): Remove flag_ira and code which worked for
19528 * local-alloc.c: Remove the file.
19530 * common.opt (fira): Remove.
19532 * ira.c: Include except.h.
19533 (eliminable_regset): Move from global.c.
19534 (mark_elimination): Ditto. Remove flag_ira.
19535 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19536 equiv_mem_modified, validate_equiv_mem_from_store,
19537 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19538 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19539 no_equiv, recorded_label_ref): Move from local-alloc.c.
19540 (update_equiv_regs): Ditto. Make it static.
19541 (print_insn_chain, print_insn_chains): Move it from global.c.
19542 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19543 (build_insn_chain): Ditto. Make it static.
19544 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19545 Rename to init_live_subregs.
19546 (gate_ira): Remove flag_ira.
19548 * regclass.c: Rename reginfo.c. Change file description.
19549 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19550 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19551 (init_reg_sets_1): Remove code for evaluation of
19552 reg_class_superclasses and losing_caller_save_reg_set.
19553 (init_regs): Remove init_reg_autoinc.
19554 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19555 ok_for_base_p_nonstrict): Remove.
19556 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19557 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19558 corresponding entries.
19559 (dump_regclass, record_operand_costs, scan_one_insn,
19560 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19561 record_address_regs, auto_inc_dec_reg_p): Remove.
19562 (gt-regclass.h): Rename to gt-reginfo.h.
19564 * rtl.h (dump_global_regs, retry_global_alloc,
19565 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19567 * Makefile.in (RA_H): Remove.
19568 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19569 Rename regclass.o to reginfo.o.
19570 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19572 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19573 (GTFILES): Rename regclass.c to reginfo.c.
19575 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19576 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19578 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19579 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19581 (finish_spills): Ditto. Remove code for !flag_ira.
19583 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19585 PR middle-end/35854
19586 * doc/invoke.texi (rtl debug options): Complete rewrite.
19587 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19589 * mode-switching.c (pass_mode_switching): Rename pass from
19590 "mode-sw" to "mode_sw".
19591 * except.c (pass_convert_to_eh_ranges): Rename pass from
19592 "eh-ranges" to "eh_ranges".
19593 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19597 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19598 Alexander Monakov <amonakov@ispras.ru>
19600 PR middle-end/38857
19601 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19603 (move_exprs_to_boundary): Change return type and pass through
19604 should_move from move_op. Relax assert. Update usage ...
19605 (schedule_expr_on_boundary): ... here. Use should_move instead of
19607 (move_op_orig_expr_found): Indicate that insn was disconnected from
19609 (code_motion_process_successors): Do not call after_merge_succs
19610 callback if original expression was not found when traversing any of
19612 (code_motion_path_driver): Change return type. Update prototype.
19613 (move_op): Update comment. Add a new parameter (should_move). Update
19614 prototype. Set *should_move based on indication provided by
19615 move_op_orig_expr_found.
19617 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19619 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19620 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19621 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19622 * config/rs6000/rs6000.c (rs6000_override_options): Default
19623 avoid-indexed-addresses on for Power6, off for everything else.
19624 (avoiding_indexed_address_p): New function.
19625 (rs6000_legitimize_address): Use it.
19626 (rs6000_legitimate_address): Likewise.
19627 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19629 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19631 PR tree-optimization/38997
19632 * tree-loop-distribution.c (generate_memset_zero): Use
19633 POINTER_PLUS_EXPR for a pointer addition.
19635 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19637 * config/s390/s390.md (bswap<mode>2): New pattern added.
19639 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19641 * config/s390/s390.md (*tls_load_31): Added type attribute.
19643 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19645 * config/s390/s390.md: Fix a few comments.
19647 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19649 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19650 (*tm<mode>_full): Fixed z10prop attribute.
19651 (*tst<mode>_extimm): Fixed z10prop attribute.
19652 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19653 (*tstqiCCT_cconly): Fixed z10prop attribute.
19654 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19655 (*movsi_larl): Fixed z10prop attribute.
19656 (*movsi_zarch): Fixed z10prop attribute.
19657 (*movsi_eas): Fixed z10prop attribute.
19658 (*movhi): Fixed z10prop attribute.
19659 (*movqi): Fixed z10prop attribute.
19660 (*movstrictqi): Fixed z10prop attribute.
19661 (*mov<mode>): Fixed z10prop attribute.
19662 (*movcc): Fixed z10prop attribute.
19663 (*sethighpartdi_64): Fixed z10prop attribute.
19664 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19665 (*negdi2_sign_cc): Fixed z10prop attribute.
19666 (*negdi2_sign): Fixed z10prop attribute.
19667 (*absdi2_sign_cc): Fixed z10prop attribute.
19668 (*absdi2_sign): Fixed z10prop attribute.
19669 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19670 (*negabsdi2_sign): Fixed z10prop attribute.
19671 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19672 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19673 (doloop_si64): Fixed z10prop attribute.
19674 (doloop_si31): Fixed z10prop attribute.
19675 (doloop_long): Fixed z10prop attribute.
19676 (indirect_jump): Fixed z10prop attribute.
19677 (nop): Fixed z10prop attribute.
19678 (main_base_64): Fixed z10prop attribute.
19679 (reload_base_64): Fixed z10prop attribute.
19681 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19683 PR rtl-optimization/38740
19684 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19686 * config/mips/mips.c (mips_reorg): Likewise.
19688 2009-01-28 Richard Guenther <rguenther@suse.de>
19690 PR tree-optimization/38926
19691 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19692 with the correct value id to a value.
19693 (do_regular_insertion): Use the value number of edoubleprime
19694 for the value number of the expr.
19697 2008-08-21 Richard Guenther <rguenther@suse.de>
19699 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19700 a PHI ask VN if it is already available.
19701 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19702 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19704 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19706 PR middle-end/38934
19707 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19708 set to varying whenever max has TREE_OVERFLOW set, similarly
19709 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19711 2009-01-28 Richard Guenther <rguenther@suse.de>
19713 PR middle-end/38908
19714 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19715 uninitialized aggregate uses in call arguments.
19717 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19719 PR tree-optimization/38984
19720 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19721 the nothing_id variable if -fno-delete-null-pointer-checks.
19723 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19726 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19727 (set_got_offset_rex64): Ditto.
19729 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19732 * doc/extend.texi: Improve local variable with asm reg.
19734 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19736 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19737 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19738 was not supplied then set warn_packed_bitfield_compat to the
19739 default value of 1.
19740 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19743 2009-01-27 Richard Guenther <rguenther@suse.de>
19745 PR tree-optimization/38503
19746 * cfgexpand.c (expand_gimple_basic_block): Ignore
19747 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19748 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19749 variables that cannot have TBAA applied.
19750 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19753 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19755 PR middle-end/38969
19756 * calls.c (initialize_argument_information): Do not wrap complex
19757 arguments in SAVE_EXPR.
19759 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19761 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19762 (INSTALL_LIBGCC): Revert typo commit.
19764 2009-01-26 Richard Guenther <rguenther@suse.de>
19766 PR tree-optimization/38745
19767 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19768 from special handling.
19770 2009-01-26 Richard Guenther <rguenther@suse.de>
19772 PR tree-optimization/38745
19773 * tree-ssa.c (execute_update_addresses_taken): Do not include
19774 variables that cannot possibly be a register in not_reg_needs.
19775 Do not clear TREE_ADDRESSABLE on vars that may not become
19777 * tree-ssa.c (update_alias_info_1): Include those in the set
19778 of addressable vars.
19780 2009-01-26 Richard Guenther <rguenther@suse.de>
19782 PR middle-end/38851
19783 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19784 * tree-ssa-dse.c: Include langhooks.h
19785 (execute_simple_dse): Remove stores with zero size.
19787 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19790 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19793 2009-01-24 Julian Brown <julian@codesourcery.com>
19795 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19796 config/arm/linux-atomic.c.
19797 * config/arm/linux-atomic.c: New.
19799 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19801 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19802 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19803 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19805 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19808 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19811 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19813 PR tree-optimization/38953
19814 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19815 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19816 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19817 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19820 2009-01-24 Paul Brook <paul@codesourcery.com>
19822 * config/arm/neon.md (neon_type): Move to arm.md.
19823 (neon_mov<VSTRUCT>): Add neon_type attribute.
19824 * config/arm/arm.md (neon_type): Move to here.
19825 (conds): Add "unconditioal" and use as default for NEON insns.
19827 2009-01-24 Ben Elliston <bje@au.ibm.com>
19829 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19830 void *' warning from -Wc++-compat.
19831 * Makefile.in (dominance.o-warn): Remove.
19833 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19835 PR tree-optimization/38932
19836 * fold-const.c (fold_unary_ignore_overflow): New.
19837 * tree.h (fold_unary_ignore_overflow): Declare.
19838 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19839 * tree-ssa-sccvn.c (visit_reference_op_load,
19840 simplify_unary_expression): Likewise.
19842 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19844 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19845 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19846 regardless of their type.
19847 * c-common.c (handle_packed_attribute): Don't ignore packed on
19849 * c.opt (Wpacked-bitfield-compat): New warning option.
19850 * stor-layout.c (place_field): Warn if offset of a field changed.
19851 * doc/extend.texi (packed): Mention the ABI change.
19852 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19853 (Warning Options): Add it to the list.
19855 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19857 * c-opts.c (c_common_post_options): Fix a typo in comments.
19859 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19861 PR middle-end/38615
19862 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19863 variables to static.
19864 * doc/invoke.texi (-fmerge-all-constants): Update description.
19866 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19869 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19870 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19872 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19874 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19876 (LOCAL_ALIGNMENT): Similarly.
19878 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19879 Joseph Myers <joseph@codesourcery.com>
19881 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19882 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19883 * config/arm/arm-tune.md: Regenerate.
19884 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19887 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19889 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19890 version number to five.
19892 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19895 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19896 * c-common.c (set_underlying_type): Likewise.
19897 (is_typedef_decl ): Likewise
19899 (set_underlying_type): Likewise.
19900 (is_typedef_type): Likewise.
19902 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19904 PR middle-end/38587
19905 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19908 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19911 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19912 (LIBGCC_SPEC): Don't define.
19913 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19915 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19917 PR rtl-optimization/38879
19918 * alias.c (base_alias_check): Unaligned access via AND address can
19919 alias all surrounding object types except those with sizes equal
19920 or wider than the size of unaligned access.
19922 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19925 * c-decl.c (clone_underlying_type): Move this ...
19926 * c-common.c (set_underlying_type): ... here.
19927 Also, make sure the function properly sets TYPE_STUB_DECL() on
19928 the newly created typedef variant type.
19929 (is_typedef_decl ): New entry point.
19930 * tree.h: Added a new member member_types_needing_access_check to
19931 struct tree_decl_non_common.
19932 (set_underlying_type): New entry point.
19933 (is_typedef_type): Likewise.
19935 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19937 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19938 Check whether two instructions have memory references that
19939 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19940 are helper functions for traversing.
19941 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19942 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19943 not to draw dependency edge for instructions with non-conflicting
19946 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19949 * longlong.h: Update copyright years. Use soft-fp license notice.
19950 Sync __clz_tab declaration with glibc.
19952 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19955 * doc/extend.texi (syscall_linkage): New.
19956 (version_id): Modify.
19958 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19959 Richard Guenther <rguenther@suse.de>
19961 PR tree-optimization/38747
19962 PR tree-optimization/38748
19963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19964 conversion if the base address is an indirect reference and the
19965 aliasing sets could cause issues.
19967 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19969 * common.opt (fgraphite, fgraphite-identity): Add comment for
19970 explaining why these options are not documented.
19972 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19974 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19975 gimple_call_lhs is NULL.
19977 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19980 * emit-rtl.c (adjust_address_1): Make sure memref is never
19983 2009-01-20 Ben Elliston <bje@au.ibm.com>
19985 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19986 const qualifier from arg parameter. Remove unnecessary cast to char *.
19987 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19988 const qualifier from arg 2.
19990 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19992 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19994 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19997 * rtl.h (reinit_regs): New prototype.
19998 * regclass.c: Include ira.h.
19999 (reinit_regs): New.
20000 * Makefile.in (regclass.o): Add ira.h.
20001 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20003 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20006 * c-common.c (handle_aligned_attribute): Use
20007 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20008 default alignment value.
20010 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20012 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20013 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20015 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20016 __BIGGEST_ALIGNMENT__.
20018 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20020 2009-01-18 Richard Guenther <rguenther@suse.de>
20022 PR tree-optimization/38819
20023 * tree-flow.h (operation_could_trap_helper_p): Declare.
20024 * tree-eh.c (operation_could_trap_helper_p): Export.
20025 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20026 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20027 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20028 are about to insert a possibly trapping instruction and fail
20031 2009-01-18 Andreas Schwab <schwab@suse.de>
20033 * doc/install.texi (Configuration): Remove obsolete paragraph
20034 about use of --with-gnu-ld with --with-gnu-as.
20036 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20038 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20039 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20040 Follow spelling conventions.
20042 2009-01-18 Ben Elliston <bje@au.ibm.com>
20044 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20045 C++ warning about implicit conversion from void * to struct
20047 (bitmap_obstack_free): Likewise for bitmap_element *.
20048 * Makefile.in (bitmap.o-warn): Remove.
20050 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20052 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20054 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20055 Tobias Grosser <tobi.grosser@amd.com>
20057 * graphite.c (graphite_trans_scop_block): Do not block single
20060 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20062 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20063 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20064 test with assertion.
20066 2009-01-16 Richard Guenther <rguenther@suse.de>
20068 PR tree-optimization/38835
20069 PR middle-end/36227
20070 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20071 and INT + PTR -> (INT)(PTR p+ INT) folding.
20072 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20074 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20077 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20078 the subreg from a lowpart subreg if it is also casting the value.
20080 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20081 Tobias Grosser <tobi.grosser@amd.com>
20083 * graphite.c (compare_prefix_loops): New.
20084 (build_scop_canonical_schedules): Rewritten.
20085 (graphite_transform_loops): Move build_scop_canonical_schedules
20086 after build_scop_iteration_domain.
20088 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20089 Tobias Grosser <tobi.grosser@amd.com>
20091 * graphite.c (add_conditions_to_domain): Add the loops to
20092 the dimension of the iteration domain. Do copy the domain
20093 only when it exists.
20094 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20095 (add_conditions_to_constraints): New.
20096 (can_generate_code_stmt, can_generate_code): Removed.
20097 (gloog): Do not call can_generate_code.
20098 (graphite_transform_loops): Call add_conditions_to_constraints
20099 after building the iteration domain.
20101 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20103 PR tree-optimization/38789
20104 * tree-ssa-threadedge.c
20105 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20106 __builtin_constant_p.
20108 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20110 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20111 examined before deleting them.
20113 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20115 * function.c (aggregate_value_p): Correctly extract the function
20116 type from CALL_EXPR_FN lookup.
20118 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20120 * config/picochip/picochip.c (picochip_override_options): Revert
20121 CFI asm flag disable commited previously.
20123 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20124 Tobias Grosser <tobi.grosser@amd.com>
20125 Jan Sjodin <jan.sjodin@amd.com>
20127 * graphite.c (scan_tree_for_params): On substractions negate
20128 all the coefficients of the term.
20129 (clast_to_gcc_expression_red): New. Handle reduction expressions
20130 of more than two operands.
20131 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20132 (get_vdef_before_scop): Handle also the case of default definitions.
20134 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20136 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20137 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20138 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20140 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20141 Joey Ye <joey.ye@intel.com>
20143 PR middle-end/37843
20144 * cfgexpand.c (expand_stack_alignment): Don't update stack
20145 boundary nor check incoming stack boundary here.
20146 (gimple_expand_cfg): Update stack boundary and check incoming
20147 stack boundary here.
20149 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20151 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20153 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20155 PR rtl-optimization/38245
20156 * calls.c (expand_call): Add stack arguments to
20157 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20158 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20159 in regs and partially in memory or BLKmode arguments.
20160 (emit_library_call_value_1): Add stack arguments to
20161 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20162 ACCUMULATE_OUTGOING_ARGS).
20163 * dce.c: Include tm_p.h.
20164 (find_call_stack_args): New function.
20165 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20167 (mark_insn): Call find_call_stack_args for CALL_Ps.
20168 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20169 forwards. Allocate and free arg_stores bitmap if needed, pass it
20170 down to deletable_insn_p, don't mark stores set in arg_stores
20171 bitmap, clear the bitmap at the beginning of each bb.
20172 * Makefile.in (dce.o): Depend on $(TM_P_H).
20174 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20177 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20178 to make sure the insn is a conditional test (bug 22599). Reformat a
20181 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20183 PR middle-end/38431
20184 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20185 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20186 (gloog): Do not call cleanup_tree_cfg.
20187 (graphite_transform_loops): Call cleanup_tree_cfg after all
20188 scops have been code generated.
20190 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20191 * doc/gty.texi (Invoking the garbage collector): Added new node
20192 and section documenting ggc_collect.
20194 2009-01-14 Richard Guenther <rguenther@suse.de>
20196 PR tree-optimization/38826
20197 PR middle-end/38477
20198 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20199 initialization notes only if we actually emitted a warning.
20200 (intra_create_variable_infos): Add constraints for a result decl
20201 that is passed by hidden reference.
20202 (build_pred_graph): Mark all related variables non-direct on
20205 2009-01-14 Nick Clifton <nickc@redhat.com>
20207 * ira-conflicts.c: Include addresses.h for the definition of
20209 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20210 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20212 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20215 * Makefile.in (ira-lives.o): Add except.h.
20217 * ira-lives.c: Include except.h.
20218 (process_bb_node_lives): Process can_throw_internal.
20220 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20222 PR rtl-optimization/38774
20223 * combine.c (simplify_set): When undoing cc_use change, don't do
20224 PUT_CODE on the newly created comparison, but instead put back the
20227 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20229 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20230 values. Remove duplicate arm8 entry.
20232 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20234 PR tree-optimization/38786
20235 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20236 the SSA_NAME case of expand_scalar_variables_expr.
20237 Set the type of an expression to the type of its assign statement.
20238 (expand_scalar_variables_expr): Also gather the scalar computation
20239 used to index the memory access. Do not pass loop_p.
20240 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20241 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20242 the gimple_stmt_iterator where it inserts new code.
20243 Do not pass loop_p.
20244 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20245 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20247 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20249 * graphite.h (debug_value): Removed.
20250 * graphite.c (debug_value): Removed.
20252 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20254 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20255 ldrd/strd with two 32-bit instructions.
20257 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20259 * config/arm/arm.c (struct processors): Pass for speed down into
20260 cost helper functions.
20261 (const_ok_for_op): Handle COMPARE and inequality nodes.
20262 (arm_rtx_costs_1): Rewrite.
20263 (arm_size_rtx_costs): Update prototype.
20264 (arm_rtx_costs): Pass speed down to helper functions.
20265 (arm_slowmul_rtx_costs): Rework cost calculations.
20266 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20267 (arm_9e_rtx_costs): Likewise.
20269 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20271 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20272 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20273 (alpha_legitimize_address): Do not split local symbols wider than
20274 UNITS_PER_WORD into HIGH/LO_SUM parts.
20276 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20279 * gcc.c (process_command): Replace call to execvp with calls
20280 to pex_one and exit.
20282 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20285 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20286 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20287 variant for devices with 3-byte PC.
20288 (__tablejump_elpm__): New.
20290 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20293 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20294 offsetof member-designator, handle it as `[0].'.
20296 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20298 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20299 function when not using named sections on targets with named sections
20300 if branch distance is less than 262132.
20302 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20304 * combine.c (combine_instructions): Recompute
20305 optimize_this_for_speed_p for each BB in the main combine loop.
20307 2009-01-12 Tomas Bily <tbily@suse.cz>
20310 * tree-loop-distribution.c (prop_phis): New function.
20311 (generate_builtin): Call prop_phis.
20312 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20314 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20316 PR tree-optimization/38807
20317 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20318 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20320 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20322 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20323 subreg of op0 to the original op0.
20325 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20327 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20329 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20332 * mips-tfile.c (parse_def): Fix parsing of def strings
20333 starting with digits.
20335 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20338 * config/arm/arm.c (arm_is_long_call_p): Don't call
20339 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20341 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20343 * regrename.c (regrename_optimize): Fix dumping.
20344 (find_oldest_value_reg): Preserve REG_POINTER.
20345 (copy_hardreg_forward_1): Likewise.
20347 2009-01-09 Diego Novillo <dnovillo@google.com>
20349 * gimple.h (struct gimple_statement_base) <uid>: Document
20350 the restrictions on its use.
20351 (gimple_uid): Tidy.
20352 (gimple_set_uid): Tidy.
20354 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20356 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20357 zero guard even if align_bytes != 0 and count is smaller than
20360 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20362 PR rtl-optimization/38495
20363 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20364 (add_range_and_copies_from_move_list): Print all added ranges.
20365 Add ranges to memory optimized destination.
20367 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20371 * config/i386/i386.c (override_options): Reject
20372 -mstringop-strategy=rep_8byte with -m32.
20373 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20374 to 1. Do count comparison against epilogue_size_needed at compile
20375 time even when count_exp was constant forced into register. For
20376 size_needed don't jump to epilogue, instead just avoid aligning
20377 and invoke the body algorithm. If need_zero_guard, add zero guard
20378 even if count is non-zero, but smaller than size_needed + number of
20379 bytes that could be stored for alignment.
20380 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20381 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20382 but smaller than size_needed + number of bytes that could be stored
20383 for alignment. Compare size_needed with epilogue_size_needed instead
20384 of desired_align - align, don't adjust size_needed, pass
20385 epilogue_size_needed to the epilogue expanders.
20388 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20390 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20392 * pa.c (last_address): Change to unsigned.
20393 (update_total_code_bytes): Change argument to unsigned. Don't
20394 check if insn addresses are set.
20395 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20396 addresses are not set.
20397 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20399 2009-01-09 Nick Clifton <nickc@redhat.com>
20401 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20402 DECL_DECLARED_INLINE_P.
20404 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20406 PR middle-end/38347
20407 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20408 GET_MODE (op0) in operand_subword_force calls.
20410 PR middle-end/38771
20411 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20412 fold_convert arg0 operands to TREE_TYPE (op0) first.
20414 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20416 * params.def (ira-max-conflict-table-size): Decrease default value
20419 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20421 PR tree-optimization/37031
20422 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20424 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20425 allocate it using gc instead of heap, use VEC_quick_push instead of
20427 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20428 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20429 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20430 allocated vector from heap allocated.
20431 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20432 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20433 vector only after perfect_loop_nest_depth call.
20435 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20436 Jan Sjodin <jan.sjodin@amd.com>
20438 PR tree-optimization/38559
20439 * graphite.c (debug_value, copy_constraint,
20440 swap_constraint_variables, scale_constraint_variable, ): New.
20441 (get_lower_bound, get_upper_bound): Removed.
20442 (graphite_trans_bb_strip_mine): Clean up this code that works
20443 only for constant number of iterations. Fully copy upper and
20444 lower bound constraints, not only the constant part of them.
20445 * graphite.h (debug_value): Declared.
20447 2009-01-08 Ira Rosen <irar@il.ibm.com>
20449 PR tree-optimization/37194
20450 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20451 Don't add the cost of cost model guard in prologue to scalar
20452 outside cost in case of known number of iterations.
20454 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20455 Alan Modra <amodra@bigpond.net.au>
20457 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20458 non-word-aligned REG+CONST addressing.
20460 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20463 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20464 free_after_compilation when outputting a thunk.
20465 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20466 Do not call free_after_compilation here.
20468 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20470 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20471 (ix86_valid_target_attribute_inner_p): Ditto.
20473 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20475 PR tree-optimization/38492
20476 PR tree-optimization/38498
20477 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20478 * tree-chrec.h (scev_is_linear_expression): Declared.
20479 * graphite.c (graphite_cannot_represent_loop_niter): New.
20480 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20481 (graphite_loop_normal_form): Use gcc_assert.
20482 (scan_tree_for_params): Use CASE_CONVERT.
20483 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20484 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20485 Use gcc_assert. Discard scops that contain unhandled cases.
20486 (build_scop_conditions): Return a boolean status for unhandled cases.
20487 (strip_mine_profitable_p): Print the loop number, not its depth.
20488 (is_interchange_valid): Pass the depth of the loop nest, don't
20489 recompute it wrongly.
20490 (graphite_trans_bb_block): Same.
20491 (graphite_trans_bb_block): Print tentative of loop blocking.
20492 (graphite_trans_scop_block): Do not print that the loop has been
20494 (graphite_transform_loops): Do not handle scops that contain condition
20497 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20499 AVX Programming Reference (December, 2008)
20500 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20501 (_mm256_stream_pd): Likewise.
20502 (_mm256_stream_ps): Likewise.
20504 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20505 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20506 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20507 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20508 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20509 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20510 (ix86_expand_special_args_builtin): Likewise.
20512 * config/i386/sse.md (AVXMODEDI): New.
20513 (avx_movnt<mode>): Likewise.
20514 (avx_movnt<mode>): Likewise.
20515 (<sse>_movnt<mode>): Remove AVX support.
20516 (sse2_movntv2di): Likewise.
20518 2009-01-07 Richard Guenther <rguenther@suse.de>
20520 PR middle-end/38751
20521 * fold-const.c (extract_muldiv): Remove obsolete comment.
20522 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20523 to PLUS_EXPR canonicalization for the canonicalization.
20525 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20527 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20528 hosted cross-compilers generating less efficient code.
20530 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20532 * function.h (rtl_data): Add a dbr_scheduled_p field.
20533 * reorg.c (dbr_schedule): Set it.
20534 (gate_handle_delay_slots): Check it.
20535 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20536 (mips_reorg): Check flag_delayed_branch instead of
20537 mips_base_delayed_branch.
20538 (mips_override_options): Don't set mips_base_delayed_branch
20539 or flag_delayed_branch.
20541 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20543 PR rtl-optimization/38426.
20544 * ira.c (ira): Set current_function_is_leaf earlier.
20546 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20548 PR rtl-optimization/38722
20549 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20550 too early, only set a flag and modify after last possible
20553 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20556 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20557 * real.c (decimal_single_format): Correct values of emin and emax.
20558 (decimal_double_format): Ditto.
20559 (decimal_quad_format): Ditto.
20560 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20561 computation of DECnn_MIN and DECnn_MAX for corrected values of
20562 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20563 __DECnn_MIN__, and adjust its computation for the corrected value
20566 2009-01-06 Jan Hubicka <jh@suse.cz>
20569 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20571 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20573 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20574 Add Robert Clark to the list of testers.
20576 2009-01-06 Jan Hubicka <jh@suse.cz>
20577 Kai Tietz <kai.tietz@onevision.com>
20579 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20580 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20582 2009-01-06 Jan Hubicka <jh@suse.cz>
20583 Kai Tietz <kai.tietz@onevision.com>
20585 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20587 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20588 (ix86_nsaved_regs): Count only general purpose regs.
20589 (ix86_nsaved_sseregs): New.
20590 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20591 to 16 for w64; compute padding and size of sse reg save area.
20592 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20593 general purpose regs.
20594 (ix86_emit_save_sse_regs_using_mov): New.
20595 (ix86_expand_prologue): Save SSE regs if needed.
20596 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20597 (ix86_emit_restore_sse_regs_using_mov): New.
20598 (ix86_expand_epilogue): Save SSE regs if needed.
20600 2009-01-06 Jan Hubicka <jh@suse.cz>
20601 Kai Tietz <kai.tietz@onevision.com>
20603 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20604 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20605 functions when accumulate outgoing args is off.
20607 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20610 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20611 before using pseudos_have_intersected_live_ranges_p.
20613 * ira-int.h (ira_assert): Always define.
20615 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20617 AVX Programming Reference (December, 2008)
20618 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20619 (_mm256_permute2_pd): Likewise.
20620 (_mm_permute2_ps): Likewise.
20621 (_mm256_permute2_ps): Likewise.
20622 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20623 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20625 * config/i386/i386.c (ix86_builtins): Remove
20626 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20627 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20628 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20629 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20630 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20631 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20632 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20633 __builtin_ia32_vpermil2ps256.
20634 (ix86_init_mmx_sse_builtins): Updated.
20635 (ix86_expand_args_builtin): Likewise.
20637 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20639 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20640 long absolute calls when generating PA 2.0 code.
20642 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20644 PR rtl-optimization/38583
20645 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20647 * params.def (ira-max-conflict-table-size): New.
20649 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20651 * ira.h (ira_conflicts_p): New external definition.
20653 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20654 table. Report this. Return result of building.
20655 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20656 building conflict table.
20658 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20659 (ira_color): Use ira_conflicts_p.
20661 * global.c: Include ira.h.
20662 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20665 * Makefile.in (global.o): Add ira.h.
20667 * ira-build.c (mark_all_loops_for_removal,
20668 propagate_some_info_from_allocno): New.
20669 (remove_unnecessary_allocnos): Call
20670 propagate_some_info_from_allocno.
20671 (remove_low_level_allocnos): New.
20672 (remove_unnecessary_regions): Add parameter. Call
20673 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20674 parameter to remove_unnecessary_regions.
20675 (ira_build): Remove all regions but root if the conflict table was
20676 not built. Update conflict hard regs for allocnos crossing calls.
20678 * ira.c (ira_conflicts_p): New global.
20679 (ira): Define and use ira_conflicts_p.
20681 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20682 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20683 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20685 2009-01-06 Ben Elliston <bje@au.ibm.com>
20687 * gengtype-lex.l (YY_NO_INPUT): Define.
20689 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20692 * c-common.c (handle_vector_size_attribute): Also reject
20693 BOOLEAN_TYPE types.
20695 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20697 PR tree-optimization/38492
20698 * graphite.c (rename_map_elt, debug_rename_elt,
20699 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20700 rename_map_elt_info, eq_rename_map_elts,
20701 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20702 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20703 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20704 (sese_build_livein_liveouts): New.
20705 (new_sese, free_sese): New.
20706 (new_scop): Call new_sese.
20707 (free_scop): Call free_sese.
20708 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20709 (register_old_new_names): Renamed register_old_and_new_names.
20710 (register_scop_liveout_renames, add_loop_exit_phis,
20711 insert_loop_close_phis, struct igp,
20712 default_liveout_before_guard, add_guard_exit_phis,
20713 insert_guard_phis, copy_renames): New.
20714 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20715 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20716 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20717 (scop_adjust_phis_for_liveouts): New.
20718 (gloog): Call scop_adjust_phis_for_liveouts.
20720 * graphite.h (struct sese): Documented. Added fields liveout,
20721 num_ver and livein.
20722 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20723 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20724 (struct scop): Added field liveout_renames.
20725 (SCOP_LIVEOUT_RENAMES): New.
20727 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20729 PR tree-optimization/38510
20730 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20731 (translate_clast): Call recompute_all_dominators before
20733 (gloog): Call recompute_all_dominators before graphite_verify.
20735 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20736 Jan Sjodin <jan.sjodin@amd.com>
20738 PR tree-optimization/38500
20739 * graphite.c (create_sese_edges): Call fix_loop_structure after
20742 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20744 * config.gcc: Add m32r*-*-rtems*.
20745 * config/m32r/rtems.h: New file.
20747 2009-01-05 Ben Elliston <bje@au.ibm.com>
20749 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20750 (.po.pox): Likewise.
20751 (po/gcc.pot): Likewise.
20753 2009-01-04 David S. Miller <davem@davemloft.net>
20755 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20756 (STARTING_FRAME_OFFSET): Always set to zero.
20758 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20760 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20761 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20762 fixed-point types, and vectors of the same.
20764 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20766 * config/mips/sync.md (*mb_barrier): Rename to...
20767 (*memory_barrier): ...this.
20769 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20771 * doc/extend.texi (Function Attributes): Move @cindex after @item
20772 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20773 and put in alphabetical order. Fix 'target' name and put in order.
20774 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20777 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20779 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20780 (memory_barrier): Expand as unspec instead of unspec_volatile.
20781 Remove mem:BLK from insn operands. Use Pmode scratch register.
20782 (*memory_barrier): Define as unspec instead of unspec_volatile.
20783 Use (match_dup 0) as input operand.
20785 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20786 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20787 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20788 scratch register. Remove operand 1.
20789 (*stbar): Define as unspec instead of unspec_volatile.
20790 Use (match_dup 0) as input operand, remove (const_int 8).
20791 (*membar): Define as unspec instead of unspec_volatile.
20792 Use (match_dup 0) as input operand, remove input operand 2.
20794 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20795 (memory_barrier): Expand as unspec instead of unspec_volatile.
20796 Remove mem:BLK from insn operands. Use Pmode scratch register.
20797 (*memory_barrier): Define as unspec instead of unspec_volatile.
20798 Use (match_dup 0) as input operand.
20800 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20801 Remove mem:BLK from insn operands. Use Pmode scratch register.
20802 Set volatile flag on operand 0.
20803 (*memory_barrier): New insn pattern.
20805 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20807 (*memory_barrier): Use (match_dup 0) as input operand.
20809 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20810 Remove mem:BLK from insn operands. Use Pmode scratch register.
20811 Set volatile flag on operand 0.
20812 (*mb_internal): New insn pattern.
20814 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20816 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20818 PR middle-end/38586
20819 * function.c (struct temp_slot): Move to the section of the file
20820 that deals with temp slots. Remove field 'address'.
20821 (temp_slot_address_table): New hash table of address -> temp slot.
20822 (struct temp_slot_address_entry): New struct, items for the table.
20823 (temp_slot_address_compute_hash, temp_slot_address_hash,
20824 temp_slot_address_eq, insert_temp_slot_address): Support functions
20826 (find_temp_slot_from_address): Rewrite to use the new hash table.
20827 (remove_unused_temp_slot_addresses): Remove addresses of temp
20828 slots that have been made available.
20829 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20830 worker function for remove_unused_temp_slot_addresses.
20831 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20832 Add the temp slot address to the address -> temp slot map.
20833 (update_temp_slot_address): Update via insert_temp_slot_address.
20834 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20835 (pop_temp_slots): Likewise.
20836 (init_temp_slots): Allocate the address -> temp slot map, or empty
20837 the map if it is already allocated.
20838 (prepare_function_start): Initialize temp slot processing.
20840 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20842 PR middle-end/38584
20843 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20844 Calculate the size of all stack vars assuming no packing of stack
20845 vars will happen, replacing a quadratic algorithm with a linear one.
20847 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20850 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20853 2009-01-03 Diego Novillo <dnovillo@google.com>
20855 * doc/contrib.texi: Update contributions.
20857 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20860 * builtins.c (fold_builtin_memory_op): Give up if either operand
20861 is volatile. Set srctype or desttype to non-qualified version
20865 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20866 and FUNCTION_DECLs.
20868 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20870 PR rtl-optimization/35805
20871 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20872 problem if fast dce is able to remove any instructions.
20873 * dce.c (dce_process_block): Fix dump message.
20875 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20878 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20880 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20882 PR middle-end/38690
20883 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20884 * tree-pretty-print.c (op_code_prio): New function.
20885 (op_prio): No longer static. Use op_code_prio.
20886 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20887 Use op_prio and op_code_prio to determine if () should be
20888 printed around operand(s) or not.
20890 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20891 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20892 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20893 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20894 pp_character instead of pp_string for single letter printing.
20896 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20898 * doc/extend.texi: Fix '#pragma GCC option' typo.
20900 2009-01-02 Richard Guenther <rguenther@suse.de>
20902 * doc/install.texi (--enable-checking): Mention different
20903 default for stage1.
20904 (--enable-stage1-checking): Document.
20906 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20908 PR middle-end/30142
20909 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20910 case to be an error.
20912 2009-01-02 Ben Elliston <bje@au.ibm.com>
20914 * config/fp-bit.h (pack_d): Constify argument.
20915 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20916 (isnan): Constify argument.
20918 (iszero): Likewise.
20919 (pack_d): Likewise.
20920 (_fpadd_parts): Constify return type.
20921 (_fpmul_parts): Likewise.
20922 (_fpdiv_parts): Likewise.
20924 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20927 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20928 warn about overwriting initializer with side-effects or
20929 -Woverride-init if !IMPLICIT.
20930 (output_init_element): Likewise. Pass IMPLICIT down to
20932 (process_init_element): Add IMPLICIT argument. Pass it down
20933 to output_init_element.
20934 (push_init_element, pop_init_level, set_designator): Adjust
20935 process_init_element callers.
20936 (set_nonincremental_init, set_nonincremental_init_from_string):
20937 Adjust add_pending_init callers.
20938 (output_pending_init_elements): Adjust output_init_element callers.
20939 * c-tree.h (process_init_element): Adjust prototype.
20940 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20941 process_init_element callers.
20944 Copyright (C) 2009 Free Software Foundation, Inc.
20946 Copying and distribution of this file, with or without modification,
20947 are permitted in any medium without royalty provided the copyright
20948 notice and this notice are preserved.