1 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
2 Eric Botcazou <botcazou@adacore.com>
3 Douglas B Rupp <rupp@gnat.com>
5 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6 that records that fit in 64 bits are returned by immediate value,
7 as required by OpenVMS Calling Standard.
8 (function_value): Adjust for above modification.
9 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10 virtual_incoming_args_rtx as base object, not next_arg.
11 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15 * reload.c (find_reloads_subreg_address): Check the original
16 req_equiv_mem address to detect the case where an address is
17 not valid in the outer mode.
19 2009-08-11 Richard Guenther <rguenther@suse.de>
22 * builtins.c (gimplify_va_arg_expr): Do not call
25 2009-08-10 Douglas B Rupp <rupp@gnat.com>
27 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
28 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
30 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
31 Douglas B Rupp <rupp@gnat.com>
33 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
34 PT_STACK when frame_pointer_needed on OpenVMS.
35 (alpha_pv_save_size, alpha_using_fp): Remove.
36 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
37 with proper processing for PT_NULL.
38 (alpha_vms_initial_elimination_offset): New function. Support for
39 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
40 (alpha_sa_size): Force procedure type to PT_STACK when
41 frame_pointer_needed on OpenVMS.
42 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
43 (alpha_using_fp): Likewise.
44 (alpha_vms_can_eliminate): Add prototype.
45 (alpha_vms_initial_elimination_offset): Likewise.
46 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
47 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
49 2009-08-10 Eric Botcazou <botcazou@adacore.com>
50 Douglas B Rupp <rupp@gnat.com>
52 * config/alpha/alpha.c (common_object_handler): New function.
53 (vms_attribute_table): Declare a single attribute "common_object".
54 (vms_output_aligned_decl_common): New global function.
55 (SECTION_VMS_OVERLAY): Delete.
56 (SECTION_VMS_GLOBAL): Likewise.
57 (SECTION_VMS_INITIALIZE): Likewise.
58 (vms_asm_named_section): Remove support for above flags.
59 (vms_section_type_flags): Delete.
60 (TARGET_SECTION_TYPE_FLAGS): Likewise.
61 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
62 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
63 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
65 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
68 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
69 (sub_ddmmss): Likewise.
71 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
74 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
77 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
80 * reload1.c (reload_as_needed): Use cancel_changes to completely
81 undo a failed replacement attempt.
83 2009-08-10 Richard Guenther <rguenther@suse.de>
86 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
87 (useless_type_conversion_p): ... here. Require pointer targets
90 2009-08-10 Dodji Seketeli <dodji@redhat.com>
93 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
94 loose the original type of the statement list.
96 2009-08-09 Douglas B Rupp <rupp@gnat.com>
98 * config/alpha/alpha.c: Include libfuncs.h
99 (avms_asm_output_extern): New function.
100 (alpha_init_libfuncs): Init some decc libfuncs.
101 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
102 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
103 (DO_CRTL_NAMES): Define.
105 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
106 (LONG_TYPE_SIZE): Define.
107 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
108 (SUBTARGET_SWITCHES): Define malloc64 switch.
109 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
110 (MASK_RETURN_ADDR): Define.
111 doc/invoke.texi (mmalloc64): Document switch.
113 2009-08-09 Olivier Hainque <hainque@adacore.com>
114 Douglas B Rupp <rupp@gnat.com>
116 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
117 uses_condition_handler.
118 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
119 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
120 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
121 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
122 (code_for_builtin): New insn codes for the new alpha_builtins.
123 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
124 (alpha_sa_size): Account for uses_condition_handler.
125 (alpha_expand_prologue): Likewise.
126 (alpha_start_function): Likewise.
127 (alpha_expand_epilogue): Likewise.
128 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
129 establish/revert expanders.
130 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
131 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
132 New expander, resorting to the alpha.c associated function.
133 (builtin_revert_vms_condition_handler): Likewise.
134 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
135 __gcc_shell_handler, the static VMS condition handler used as
136 an indirection wrapper to the current dynamically established
138 * config/alpha/vms-unwind.h: Complete rewrite.
139 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
140 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
142 2009-08-09 Eric Botcazou <botcazou@adacore.com>
143 Douglas B Rupp <rupp@gnat.com>
145 * config/alpha/alpha.c (alpha_links): Add 'target' field.
146 (alpha_need_linkage): Handle aliases. Return function symbol.
147 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
148 Use ultimate alias target for the linkage name.
149 * config/alpha/alpha.md (movmemdi): Use the symbol returned
150 by alpha_need_linkage for the function symbol.
151 (setmemdi): Likewise.
153 2009-08-09 Douglas B Rupp <rupp@gnat.com>
155 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
156 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
157 (ASM_WEAKEN_LABEL): Define.
158 (CRT_CALL_STATIC_FUNCTION): Define.
159 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
160 (ENDFILE_SPEC): Define.
161 (INIT_SECTION_ASM_OP): Define.
162 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
163 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
165 (MULTILIB_OSDIRNAMES): Define.
166 (shlib_version): Define.
168 (SHLIB_OBJS): Define.
169 (SHLIB_NAME): Define.
170 (SHLIB_MULTILIB): Define.
171 (SHLIB_INSTALL): Define.
172 (SHLIB_SYMVEC): Define.
173 (SHLIB_SYMVECX2): Define.
174 (SHLIB_LINK): Define.
176 2009-08-09 Douglas B Rupp <rupp@gnat.com>
178 * config/alpha/alpha.c (alpha_initialize_trampoline):
179 Initialize VMS trampoline IAW ABI for bounded procedure calls.
180 (alpha_start_function): Emit transfer address on nested functions
181 for VMS trampoline call.
182 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
183 since no longer used.
184 * config/alpha/vms-tramp.asm: Remove.
185 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
186 since now only data initialized at runtime.
188 2009-08-09 Douglas B Rupp <rupp@gnat.com>
190 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
191 (LINK_GCC_C_SEQUENCE_SPEC): Define.
192 (MD_EXEC_PREFIX): Remove, no longer used.
193 (MD_STARTFILE_PREFIX): Likewise.
194 (INCLUDE_DEFAULTS): Likewise.
195 * config/alpha/t-vms:
196 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
198 2009-08-09 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/41016
201 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification
203 (operand_precision): Remove.
204 (integral_operand_p): Likewise.
205 (recognize_single_bit_test): Adjust.
207 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
209 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
210 operation overflows. Likewise non-cast unary arithmetic.
211 If one arm of a conditional expression is always taken,
212 inhibit evaluation warnings for the other arm. Likewise inhibit
213 evaluation warnings for the second && or || operand if the first
214 operand is enough to determine the result.
215 * c-typeck.c (build_conditional_expr): Apply the same inhibition
217 (build_binary_op): Prevent duplicate evaluation warnings.
219 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
221 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
222 and destination have different modes, Use promote_mode to
223 determine the signedness of the conversion. Assert that the
224 promoted source mode matches the destination mode. Don't pass
225 the destination and destination mode to expand_expr if the source
226 mode is different. Simplify conversion logic.
228 2009-08-09 Ira Rosen <irar@il.ibm.com>
230 PR tree-optimization/41008
231 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
232 from condition only in case it's a comparison. Adjust checks.
234 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
236 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
237 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
238 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
239 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
240 (dump_cand): Handle them.
241 (struct iv_cand): New members COST_STEP and AINC_USE.
242 (stmt_after_increment): Likewise.
243 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
244 callers changed. Use gimple_uid comparison instead of scanning.
245 (add_candidate_1): When looking for identical candidates, take
246 AINC_USE into account. Set it for new candidates.
247 (force_expr_to_var_cost): Cast target_spill_cost to int.
248 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
249 All callers changed. Check for availability of autoinc addressing
250 modes, both in general for a given mode, and in the specific use
252 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
254 (get_computation_cost): Likewise.
255 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
256 add_autoinc_candidates): New static functions.
257 (add_candidate): Call add_autoinc_candidates for candidates based on
259 (find_iv_candidates): Call set_autoinc_for_original_candidates.
260 (determine_use_iv_cost_address): If we have an autoinc candidate at
261 the matching use, verify autoinc is possible and subtract the cost
262 of the candidate's step from the cost.
263 (determine_iv_cost): Record the cost of the increment in the COST_STEP
264 member of the candidate.
265 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
266 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
268 2009-08-09 Douglas B Rupp <rupp@gnat.com>
270 * config.build (ia64-hp-*vms*): New target.
271 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
273 * config.gcc (ia64-hp-*vms*): New target.
274 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
276 * config.host (ia64-hp-*vms*): New target.
277 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
280 2009-08-08 Richard Guenther <rguenther@suse.de>
282 PR tree-optimization/40991
283 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
285 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
287 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
288 mode check. Do truncations in an integer mode.
289 (force_to_mode): Handle subregs for all mode types. Only do
290 arithmetic simplifications on integer modes.
292 2009-08-07 Richard Guenther <rguenther@suse.de>
294 PR tree-optimization/40999
295 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
296 (maybe_fold_reference): Lookup constant initializers.
297 (fold_gimple_assign): Likewise.
299 2009-08-07 Richard Guenther <rguenther@suse.de>
301 * tree-ssa.c (useless_type_conversion_p_1): Only for types
302 that require structural equality defer to the langhook.
304 2009-08-07 Martin Jambor <mjambor@suse.cz>
306 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
308 (struct ipa_pass_through_data): New type.
309 (struct ipa_ancestor_jf_data): New type.
310 (union jump_func_value): Removed field formal_id, added fields
311 pass_through and ancestor.
312 (struct ipa_param_call_note): Changed type of formal_id to int from
314 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
315 operations jump functions and ancestor jump functions.
316 (compute_complex_pass_through): New function.
317 (compute_scalar_jump_functions): Call compute_complex_pass_through,
318 reflect changes in the jump function strucutre.
319 (update_jump_functions_after_inlining): Ignore complex pass-through
320 and ancestor jump functions.
321 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
322 polynomial pass-through with operation jump functions.
324 2009-08-07 Jakub Jelinek <jakub@redhat.com>
326 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
327 fde->dw_fde_begin as begin label instead of hot/cold label.
328 Use LLSDAC label instead of LLSDA for second section lsda.
329 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
330 label instead of LLSDA if it is true.
331 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
333 * except.c (add_call_site, dw2_size_of_call_site_table): Add
334 SECTION argument. Use it as index into crtl->eh.call_site_record
336 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
337 use it to determine how to print table entries instead of using
338 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
339 label instead of normal begin label as base.
340 (sjlj_assign_call_site_values): Adjust add_call_site caller.
341 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
342 ensure no EH range spans between sections and that landing pads
343 are always in the corresponding section.
344 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
345 for crtl->eh.call_site_record being an array rather than scalar.
346 (output_one_function_exception_table): New function, copied
347 from output_function_exception_table. Adjust
348 dw2_size_of_call_site_table, dw2_output_call_site_table
349 callers. For SECOND section use *C suffixed labels.
350 (output_function_exception_table): Call
351 output_one_function_exception_table and, when doing hot/cold
352 partitioning, also another time for the second section.
353 * opts.c: Include except.h.
354 (decode_options): Allow -freorder-blocks-and-partition with
355 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
356 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
357 * function.h (struct rtl_eh): Change call_site_record from
358 scalar into array of 2 elements.
360 2009-08-07 Martin Jambor <mjambor@suse.cz>
362 * ipa-prop.c (count_formal_params_1): New function.
363 (ipa_get_vector_of_formal_parms): New function.
364 (get_vector_of_formal_parm_types): New function.
365 (ipa_modify_formal_parameters): New function.
366 (ipa_modify_call_arguments): New function.
367 (index_in_adjustments_multiple_times_p): New function.
368 (ipa_combine_adjustments): New function.
369 (ipa_dump_param_adjustments): New function.
370 * ipa-prop.h (struct ipa_parm_adjustment): New type.
371 (ipa_get_vector_of_formal_parms): Declare.
372 (ipa_modify_formal_parameters): Declare.
373 (ipa_modify_call_arguments): Declare.
374 (ipa_combine_adjustments): Declare.
375 (ipa_dump_param_adjustments): Declare.
376 (build_ref_for_offset): Declare.
377 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
378 * tree-sra.c: Include ipa-prop.c.
379 (build_ref_for_offset): Make public.
381 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
383 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
385 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
387 * gcc/doc/extend.texi (__builtin_extract_return_address)
388 (__builtin_frob_return_address): Document.
390 2009-08-06 Paul Brook <paul@codesourcery.com>
392 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
393 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
394 implementation on ARMv6-M.
396 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
398 * doc/extend.texi (pcs): Document new attribute for ARM.
400 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
402 * arm.c (pcs_attribute_args): Comment out unsupported attribute
405 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
407 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
410 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
412 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
414 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
416 Merge ARM/hard_vfp_branch to trunk.
418 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
420 * arm.c (libcall_eq): New function.
421 (libcall_hash): New function.
422 (add_libcall): New function.
423 (arm_libcall_uses_aapcs_base): New function.
424 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
425 libcalls using the base PCS.
426 (arm_init_cumulative_args): Likewise.
428 2009-07-20 Joseph Myers <joseph@codesourcery.com>
430 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
431 Use base ABI for conversion libfuncs between HFmode and SFmode.
433 2009-05-12 Joseph Myers <joseph@codesourcery.com>
435 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
436 V4SImode as representatives of all 64-bit and 128-bit vector
437 types. Allow vector types without vector modes.
438 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
439 without vector modes like BLKmode.
440 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
441 BLKmode. Avoid unsupported vector modes or TImode moves for
443 (aapcs_vfp_allocate_return_reg): Likewise.
444 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
445 V8QImode if TARGET_NEON || TARGET_IWMMXT.
447 2009-05-12 Joseph Myers <joseph@codesourcery.com>
449 * config/arm/arm.c (arm_handle_pcs_attribute): New.
450 (arm_get_pcs_model): Pass attribute arguments to
451 arm_pcs_from_attribute.
452 (arm_init_cumulative_args): Use base AAPCS for conversions from
453 floating-point types to DImode.
454 (arm_attribute_table): Add pcs attribute.
455 (arm_handle_pcs_attribute): New.
456 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
457 conversions from floating-point types to DImode, also declare them
458 to use base AAPCS and declare functions they call to use base
459 AAPCS and their RTABI names.
461 2009-05-12 Joseph Myers <joseph@codesourcery.com>
463 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
464 -mfloat-abi=hard not being supported for VFP.
466 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
468 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
469 SYMBOL_REF to hard_libcall_value.
471 2009-03-05 Joseph Myers <joseph@codesourcery.com>
472 Richard Earnshaw <rearnsha@arm.com>
474 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
475 has been put on the stack, all remaining co-processory arguments for
476 that co-processor also go on the stack.
478 2009-03-05 Joseph Myers <joseph@codesourcery.com>
480 * config/arm/arm.c (arm_return_in_memory): Handle returning
481 vectors of suitable size in registers also for AAPCS case.
483 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
485 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
487 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
489 ARM Hard-VFP calling convention
490 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
491 * target.h (gcc_target): Add libcall_value to table of call hooks.
492 * targhooks.h (default_libcall_value): Default implementation.
493 * targhooks.c (default_libcall_value): Likewise.
494 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
495 * optabs.c (expand_unop): Use it.
496 * expr.h (hard_libcall_value): Pass the function RTX through.
497 * calls.c (emit_library_call_value_1): Update call to
499 * explow.c (hard_libcall_value): Use new target hook.
500 * testsuite/lib/target-supports.exp
501 (check_effective_target_arm_hard_vfp_ok): New hook.
502 (check_effective_target_arm_neon_ok): Improve test for neon
504 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
505 * config/arm/arm.c: Include cgraph.h
506 (TARGET_FUNCTION_VALUE): Override default hook.
507 (arm_pcs_default): New variable.
508 (arm_override_options): Don't fault hard calling convention with VFP.
509 Add support for AAPCS variants.
510 (arm_function_value): Make static. Handle AAPCS variants.
511 (arm_libcall_value): New function.
512 (arm_apply_result_size): Handle VFP registers in results.
513 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
515 (pcs_attribute_args): New variable.
516 (arm_pcs_from_attribute): New function.
517 (arm_get_pcs_model): New function.
518 (aapcs_vfp_cum_init): New function.
519 (aapcs_vfp_sub_candidate): New function.
520 (aapcs_vfp_is_return_candidate): New function.
521 (aapcs_vfp_is_call_candidate): New function.
522 (aapcs_vfp_allocate): New function.
523 (aapcs_vfp_allocate_return_reg): New function.
524 (aapcs_vfp_advance): New function.
525 (aapcs_cp_arg_layout): New variable.
526 (aapcs_select_call_coproc): New function.
527 (aapcs_select_return_coproc): New function.
528 (aapcs_allocate_return_reg): New function.
529 (aapcs_libcall_value): New function.
530 (aapcs_layout_arg): New function.
531 (arm_init_cumulative_args): Initialize AAPCS args data.
532 (arm_function_arg): Handle AAPCS variants using new interface.
533 (arm_arg_parital_bytes): Likewise.
534 (arm_function_arg_advance): New function.
535 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
537 (arm_setup_incoming_varargs): Handle new AAPCS args data.
538 * arm.h (NUM_VFP_ARG_REGS): Define.
539 (LIBCALL_VALUE): Update.
540 (FUNCTION_VALUE): Delete.
541 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
543 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
544 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
545 (FUNCTION_ARG_REGNO_P): Add VFP regs.
546 * arm-protos.h (arm_function_arg_advance): Add.
547 (aapcs_libcall_value): Add.
548 (arm_function_value): Delete.
550 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
551 H.J. Lu <hongjiu.lu@intel.com>
554 * config/i386/i386.c (standard_sse_mode_p): Remove.
555 (standard_sse_constant_p): Return 2 for integer mode
556 vector_all_ones_operand when SSE2 is enabled.
557 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
558 (ix86_expand_vector_move): Do not check for negative values from
559 standard_sse_constant_p.
561 2009-08-06 Richard Guenther <rguenther@suse.de>
563 * tree-ssa.c (useless_type_conversion_p_1): Make function and
564 array type comparisons frontend independent.
565 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
566 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
567 out array reference lower bound and element size operands.
568 (ao_ref_init_from_vn_reference): Properly compute the offset
570 (vn_reference_fold_indirect): Fill out array reference lower
571 bound and element size operands.
572 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
573 a non gimple valued reference operand which can happen for
574 array reference lower bound or element size.
575 (create_component_ref_by_pieces_1): Properly generate the
576 element size operand for array references.
578 2009-08-06 Richard Guenther <rguenther@suse.de>
580 PR tree-optimization/40964
581 * tree.c (iterative_hash_host_wide_int): Export.
582 * tree.h (iterative_hash_host_wide_int): Declare.
583 * tree-ssa-structalias.c (heapvar_map): New struct.
584 (heapvar_map_eq): New function.
585 (heapvar_map_hash): Likewise.
586 (heapvar_lookup): Adjust.
587 (heapvar_insert): Likewise.
588 (make_constraint_from_heapvar): Allow multiple heap variables
589 per decl at different offsets.
590 (init_alias_heapvars): Adjust.
592 2009-08-04 David Daney <ddaney@caviumnetworks.com>
594 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
595 * mips_output_sync_loop (mips_output_sync_loop): Only emit
596 trailing sync if TARGET_SYNC_AFTER_SC.
598 2009-08-05 David Daney <ddaney@caviumnetworks.com>
600 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
601 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
602 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
603 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
604 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
605 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
606 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
607 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
608 test_and_set_12): Rewrite calls to mips_output_sync_loop.
609 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
610 the prototype declaration match the definition.
611 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
612 instructions explicitly. Add barrier_before and operands
614 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
615 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
616 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
617 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
618 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
619 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
621 2009-08-05 Andrew Pinski <pinskia@gmail.com>
623 * tree-ssa-alias.c: Fix intervals to use [) syntax.
625 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
626 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
629 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
632 2009-08-05 Jakub Jelinek <jakub@redhat.com>
634 PR rtl-optimization/40924
635 * dse.c (canon_address): Before calling cselib_expand_value_rtx
636 make sure canon_rtx (mem_address) isn't simpler than
637 canon_rtx (expanded_mem_address).
639 2009-08-05 Li Feng <nemokingdom@gmail.com>
641 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
643 (build_scop_drs): Build alias set for each SCoP.
645 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
647 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
648 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
649 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
650 (MIPS_ARCH_FLOAT_SPEC): Likewise.
651 (BASE_DRIVER_SELF_SPECS): Likewise.
653 2009-08-04 Andrew Pinski <pinskia@gmail.com>
655 * tree-ssa-alias.c: Fix some comment typos.
657 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
659 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
660 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
662 2009-08-03 Janis Johnson <janis187@us.ibm.com>
665 * simplify-rtx.c (simplify_binary_operation_1): Disable
666 simplifications for decimal float operations.
668 2009-08-03 Jakub Jelinek <jakub@redhat.com>
671 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
672 operand of INDIRECT_REF.
674 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
676 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
677 constants referencing TLS symbols.
679 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
681 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
682 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
684 2009-08-03 Richard Guenther <rguenther@suse.de>
686 * tree.c (make_vector_type): Build a main variant first,
687 get the canonical one and then build the variant.
688 * tree-ssa.c (useless_type_conversion_p_1): Handle
690 (useless_type_conversion_p): Conversions to pointers to
691 incomplete record types are useless.
693 2009-08-03 Richard Guenther <rguenther@suse.de>
695 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
696 file will be created.
697 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
698 * toplev.c (compile_file): Adjust comment.
700 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
702 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
703 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
704 (TARGET_PROMOTE_FUNCTION_MODE): Define.
705 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
706 (sh_promote_function_mode): Fix typo.
708 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
710 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
712 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
714 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
715 declaration arguments.
717 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
720 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
721 (ix86_split_ashl): Ditto.
722 (ix86_expand_vector_init_one_nonzero): Ditto.
723 (ix86_expand_vector_set): Ditto.
724 (ix86_expand_reduc_v4sf): Ditto.
726 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
728 * explow.c (promote_function_mode): Remove assert.
729 * config/sh/sh.c (sh_promote_function_mode): Declare.
731 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
733 * config/pa/pa.c (pa_promote_function_mode): Declare.
734 Change to static. Fix promote_mode call.
736 * gthr-dce.h (CONST_CAST2): Define if not defined.
737 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
739 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
741 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
743 * expr.c (store_constructor): Use promote_decl_mode. Remove
744 now write-only variable unsignedp.
745 (expand_expr_real_1): Use promote_decl_mode.
746 * expr.h (promote_function_mode, promote_decl_mode): New.
747 (promote_mode): Remove last argument.
748 * function.c (assign_temp): Drop last argument of promote_mode.
749 (assign_parm_find_data_types): Use promote_function_mode.
750 (assign_parm_setup_reg): Likewise.
751 (expand_function_end): Use promote_function_mode.
752 * calls.c (initialize_argument_information): Use promote_function_mode.
753 (precompute_arguments): Use promote_mode instead of checking if
754 only PROMOTE_FUNCTION_MODE is defined.
755 (expand_call): When making sibcall decisions, use promote_function_mode.
756 Below, remove an if for targetm.calls.promote_function_return and
757 and use promote_function_mode.
758 (emit_library_call_value_1): Use promote_function_mode, fix bug
759 where promote_mode was passed FOR_CALL == 0 for a return value in an
761 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
762 * explow.c (promote_function_mode, promote_decl_mode): New.
763 (promote_mode): Keep only the FOR_CALL == 0 case.
764 * combine.c (setup_incoming_promotion): Remove test of
765 promote_function_args. Use promote_function_mode.
766 * stmt.c (expand_value_return): Use promote_decl_mode.
767 (expand_decl): Use promote_decl_mode.
769 * expr.c (store_constructor): Use promote_decl_mode. Remove
770 now write-only variable unsignedp.
771 (expand_expr_real_1): Use promote_decl_mode.
772 * expr.h (promote_function_mode, promote_decl_mode): New.
773 (promote_mode): Remove last argument.
774 * function.c (assign_temp): Drop last argument of promote_mode.
775 (assign_parm_find_data_types): Use promote_function_mode.
776 (assign_parm_setup_reg): Likewise.
777 (expand_function_end): Use promote_function_mode.
778 * calls.c (initialize_argument_information): Use promote_function_mode.
779 (precompute_arguments): Use promote_mode instead of checking if
780 only PROMOTE_FUNCTION_MODE is defined.
781 (expand_call): When making sibcall decisions, use promote_function_mode.
782 Below, remove an if for targetm.calls.promote_function_return and
783 and use promote_function_mode.
784 (emit_library_call_value_1): Use promote_function_mode, fix bug
785 where promote_mode was passed FOR_CALL == 0 for a return value in an
787 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
788 * explow.c (promote_function_mode, promote_decl_mode): New.
789 (promote_mode): Keep only the FOR_CALL == 0 case.
790 * combine.c (setup_incoming_promotion): Remove test of
791 promote_function_args. Use promote_function_mode.
792 * stmt.c (expand_value_return): Use promote_decl_mode.
793 (expand_decl): Use promote_decl_mode.
795 * explow.c (promote_function_mode): Just call the target hook.
796 * targhooks.c (default_promote_function_mode,
797 default_promote_function_mode_always_promote): New.
798 * targhooks.h (default_promote_function_mode,
799 default_promote_function_mode_always_promote): Declare.
800 * target.h (promote_function_args, promote_function_return): Remove.
801 (promote_function_mode): New.
802 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
803 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
804 (TARGET_PROMOTE_FUNCTION_MODE): New.
805 (TARGET_CALLS): Adjust.
806 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
807 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
809 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
810 * config/s390/s390.c (s390_promote_function_mode): ... here,
811 with pointer handling.
812 (TARGET_PROMOTE_FUNCTION_MODE): Define.
813 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
815 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
816 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
817 with pointer handling.
818 (TARGET_PROMOTE_FUNCTION_MODE): Define.
819 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
821 * config/sh/sh-protos.h (sh_promote_function_mode): New.
822 * config/sh/sh.c (sh_promote_function_mode): New.
823 (TARGET_PROMOTE_FUNCTION_MODE): Define.
824 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
826 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
827 * config/cris/cris.c (cris_promote_function_mode): ... here.
828 (TARGET_PROMOTE_FUNCTION_MODE): Define.
829 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
831 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
832 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
833 (TARGET_PROMOTE_FUNCTION_MODE): Define.
834 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
836 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
837 * config/arm/arm.c (arm_promote_function_mode): ... here, without
838 complex type handling.
839 (TARGET_PROMOTE_FUNCTION_MODE): Define.
840 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
842 * config/pa/pa.c (pa_promote_function_mode): New.
843 (TARGET_PROMOTE_FUNCTION_MODE): Define.
844 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
846 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
847 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
848 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
849 * config/xtensa/xtensa.c: Likewise.
850 * config/stormy16/stormy16.c: Likewise.
851 * config/iq2000/iq2000.c: Likewise.
852 * config/rs6000/rs6000.c: Likewise.
853 * config/picochip/picochip.c: Likewise.
854 * config/arc/arc.c: Likewise.
855 * config/mcore/mcore.c: Likewise.
856 * config/score/score.c: Likewise.
857 * config/mips/mips.c: Likewise.
858 * config/bfin/bfin.c: Likewise.
859 * config/ia64/ia64.c: Likewise (disabled though).
861 * config/frv/frv.h: Remove pointless remark.
863 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
864 TARGET_PROMOTE_FUNCTION_ARGS,
865 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
866 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
868 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
870 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
871 -floop-parallelize-all.
872 * toplev.c (process_options): Rename flag_graphite_force_parallel to
873 flag_loop_parallelize_all.
874 * tree-ssa-loop.c (gate_graphite_transforms): Same.
875 * graphite.c (graphite_transform_loops): Same.
877 * graphite-poly.c (apply_poly_transforms): Same.
879 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
881 PR tree-optimization/40914
882 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
883 if set, then check the delta field of the PMF record.
884 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
885 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
886 call is stored in the delta.
888 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
890 * config/mips/mips.md (*clear_upper32_dext): New pattern.
892 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/bsd.h (ASM_BYTE): New define.
895 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
896 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
897 .byte. Use fputs or putc instead of fprintf where appropriate.
898 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
899 fputs or putc instead of fprintf where appropriate.
900 * config/i386/i386elf.h: Ditto.
901 * config/i386/sysv4.h: Ditto.
903 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
904 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
905 (*tls_global_dynamic_64): Ditto.
907 2009-07-31 Christian Bruel <christian.bruel@st.com>
909 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
911 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
913 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
914 Remove dead code for MINUS.
916 2009-07-31 Anthony Green <green@moxielogic.com>
918 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
920 (moxie_expand_epilogue): Ditto for epilogue.
921 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
923 (moxie_function_arg): Ditto.
924 (moxie_pass_by_reference): Ditto.
925 (moxie_arg_partial_bytes): Ditto.
926 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
927 (FUNCTION_ARG_ADVANCE) Ditto.
928 (REG_PARM_STACK_SPACE) Ditto.
929 (FUNCTION_ARG_REGNO_P) Dito.
931 * config.gcc: Add moxie linux config support.
932 * gcc/config/moxie/uclinux.h: New file.
934 2009-07-31 DJ Delorie <dj@redhat.com>
936 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
937 (UNSPECV_SP_SWITCH_E): New.
938 (sp_switch_1): Change to an unspec.
939 (sp_switch_2): Change to an unspec. Don't use post-inc when we
941 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
942 reference the new stack's address
944 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
946 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
947 graphite-clast-to-gimple.o, graphite-dependences.o,
948 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
949 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
950 (graphite-blocking.o,
951 graphite-clast-to-gimple.o, graphite-dependences.o,
952 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
953 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
954 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
955 * cfgloop.h (struct loop): Add can_be_parallel field.
956 * common.opt (fgraphite-identity): Moved up.
957 (fgraphite-force-parallel): New flag.
958 * graphite.c: Rewrite.
959 * graphite.h: Rewrite.
960 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
962 * toplev.c (graphite_out_file): New file descriptor.
963 (graphite_in_file): New.
964 (process_options): flag_graphite_force_parallel cannot be used without
966 * tree-ssa-loop.c: Include toplev.h.
967 (gate_graphite_transforms): Enable flag_graphite for
968 flag_graphite_force_parallel.
970 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
972 * ChangeLog.graphite: New.
973 * graphite-blocking.c: New.
974 * graphite-clast-to-gimple.c: New.
975 * graphite-clast-to-gimple.h: New.
976 * graphite-dependences.c: New.
977 * graphite-dependences.h: New.
978 * graphite-interchange.c: New.
979 * graphite-poly.c: New.
980 * graphite-poly.h: New.
981 * graphite-ppl.c: New.
982 * graphite-ppl.h: New.
983 * graphite-scop-detection.c: New.
984 * graphite-scop-detection.h: New.
985 * graphite-sese-to-poly.c: New.
986 * graphite-sese-to-poly.h: New.
990 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
992 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
993 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
995 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
997 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
998 (scev_is_linear_expression): Return false if the evolution is not
1001 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1003 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1004 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1006 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1008 * tree-data-ref.c (debug_data_references): New.
1009 (debug_data_reference): New.
1010 * tree-data-ref.h (debug_data_references): Declared.
1011 (debug_data_reference): Declared.
1013 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1015 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1016 * tree-data-ref.h (scop_p): Removed.
1017 (struct data_reference): Remove field scop.
1019 (stmt_simple_memref_p): Removed.
1021 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1023 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1024 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1027 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1029 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1031 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1033 * doc/invoke.texi (-fgraphite-identity): Documented.
1035 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1037 * tree-scalar-evolution.c: Fix comment.
1038 (instantiate_scev_1): Return unknow from scev instantiation if the
1039 result is not above instantiate_below.
1041 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1043 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1044 static anymore. Instantiate the symbols that may have been introduced
1046 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1049 2009-07-30 DJ Delorie <dj@redhat.com>
1051 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1052 .vliw directive to VLIW sections.
1054 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1056 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1058 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1059 (AUTOHEADER): New variable.
1060 ($(srcdir)/cstamp-h.in): Use it.
1062 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1063 Pat Haugen <pthaugen@us.ibm.com>
1064 Revital Eres <ERES@il.ibm.com>
1066 * config/rs6000/vector.md (VEC_F): Add VSX support.
1070 (vector_load_<mode>): Ditto.
1071 (vector_store_<mode>): Ditto.
1072 (vector GPR move split): Ditto.
1073 (vec_reload_and_plus_<mptrsize>): Ditto.
1074 (vec_reload_and_reg_<mptrsize>): Ditto.
1075 (add<mode>3): Ditto.
1076 (sub<mode>3): Ditto.
1077 (mul<mode>3): Ditto.
1078 (neg<mode>2): Ditto.
1079 (abs<mode>2): Ditto.
1080 (smin<mode>3): Ditto.
1081 (smax<mode>3): Ditto.
1082 (vector_eq<mode>): Ditto.
1083 (vector_gt<mode>): Ditto.
1084 (vector_ge<mode>): Ditto.
1085 (vector_gtu<mode>): Ditto.
1086 (vector_select_<mode>_uns): Ditto.
1087 (vector_eq_<mode>_p): Ditto.
1088 (vector_gt_<mode>_p): Ditto.
1089 (vector_ge_<mode>_p): Ditto.
1090 (vector_gtu_<mode>_p): Ditto.
1091 (cr6_test_for_zero): Ditto.
1092 (cr6_test_for_zero_reverse): Ditto.
1093 (cr6_test_for_lt): Ditto.
1094 (cr6_test_for_lt_reverse): Ditto.
1095 (xor<mode>3): Ditto.
1096 (ior<mode>3): Ditto.
1097 (and<mode>3): Ditto.
1098 (one_cmpl<mode>2): Ditto.
1099 (nor<mode>2): Ditto.
1100 (andc<mode>2): Ditto.
1101 (float<VEC_int<mode>2): Ditto.
1102 (unsigned_float<VEC_int><mode>2): Ditto.
1103 (fix_trunc<mode><VEC_int>2): Ditto.
1104 (fixuns_trunc<mode><VEC_int>2): Ditto.
1106 (vec_set<mode>): Ditto.
1107 (vec_extract<mode>): Ditto.
1108 (vec_interleave_highv4sf): Ditto.
1109 (vec_interleave_lowv4sf): Ditto.
1110 (vec_realign_load_<mode>): Ditto.
1111 (vec_shl_<mode>): Ditto.
1112 (vec_shr_<mode>): Ditto.
1113 (div<mode>3): New patterns for VSX.
1114 (vec_interleave_highv2df): Ditto.
1115 (vec_interleave_lowv2df): Ditto.
1116 (vec_pack_trunc_v2df): Ditto.
1117 (vec_pack_sfix_trunc_v2df): Ditto.
1118 (vec_pack_ufix_trunc_v2df): Ditto.
1119 (vec_unpacks_hi_v4sf): Ditto.
1120 (vec_unpacks_lo_v4sf): Ditto.
1121 (vec_unpacks_float_hi_v4si): Ditto.
1122 (vec_unpacku_float_lo_v4si): Ditto.
1123 (vec_unpacku_float_hi_v4si): Ditto.
1124 (vec_unpacks_float_lo_v4si): Ditto.
1125 (movmisalign<mode>): Ditto.
1126 (vector_ceil<mode>2): New patterns for vectorizing math library.
1127 (vector_floor<mode>2): Ditto.
1128 (vector_btrunc<mode>2): Ditto.
1129 (vector_copysign<mode>3): Ditto.
1131 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1132 predicate for setting the high bit in each word, used for copysign.
1134 * config/rs6000/ppc-asm.h (f19): Whitespace.
1135 (f32-f63): Define if VSX.
1136 (v0-v31): Define if Altivec.
1137 (vs0-vs63): Define if VSX.
1139 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1141 * config/rs6000/power7.md: New file, provide tuning parameters for
1144 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1145 (rs6000_cpu_cpp_builtins): Ditto.
1146 (altivec_overloaded_builtins): Ditto.
1147 (altivec_resolve_overloaded_builtin): Ditto.
1149 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1150 debug switch to disable vectorizing simple math builtin
1153 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1154 Vectorize simple math builtin functions.
1155 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1156 hook to vectorize math builtins.
1157 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1158 (rs6000_builtin_conversion): Add VSX/power7 support.
1159 (rs6000_builtin_vec_perm): Ditto.
1160 (vsplits_constant): Add support for loading up a vector constant
1161 with just the high bit set in each part.
1162 (rs6000_expand_vector_init): Add VSX/power7 support.
1163 (rs6000_expand_vector_set): Ditto.
1164 (rs6000_expand_vector_extract): Ditto.
1165 (rs6000_emit_move): Ditto.
1166 (bdesc_3arg): Ditto.
1167 (bdesc_2arg): Ditto.
1168 (bdesc_1arg): Ditto.
1169 (rs6000_expand_ternop_builtin): Ditto.
1170 (altivec_expand_builtin): Ditto.
1171 (rs6000_expand_unop_builtin): Ditto.
1172 (rs6000_init_builtins): Ditto.
1173 (altivec_init_builtins): Ditto.
1174 (builtin_function_type): Ditto.
1175 (rs6000_common_init_builtins): Ditto.
1176 (rs6000_handle_altivec_attribute); Ditto.
1177 (rs6000_mangle_type): Ditto.
1178 (rs6000_vector_mode_supported_p): Ditto.
1179 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1182 * config/rs6000/vsx.md: New file for VSX support.
1184 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1185 identifing values with just the most significant bit set.
1186 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1187 vectorized builtins.
1189 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1190 (UNSPEC_VRFIM): Delete.
1191 (splitter for loading up vector with most significant bit): New
1192 splitter for vectorizing copysign.
1193 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1194 vectorizing simple math functions.
1195 (altivec_vrfip): Add support for vectorizing simple math functions.
1196 (altivec_vrfim): Ditto.
1197 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1199 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1200 (power7.md, vsx.md): Include for power7 support.
1201 (copysigndf3): Use VSX instructions if -mvsx.
1202 (negdf2_fpr): Ditto.
1203 (absdf2_fpr): Ditto.
1204 (nabsdf2_fpr): Ditto.
1205 (adddf3_fpr): Ditto.
1206 (subdf3_fpr): Ditto.
1207 (muldf3_fpr): Ditto.
1208 (divdf3_fpr): Ditto.
1209 (fix_truncdfdi2_fpr): Ditto.
1210 (cmpdf_internal1): Ditto.
1211 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1212 (btruncdf2, btruncdf2_fpr): Ditto.
1213 (ceildf2, ceildf2_fpr): Ditto.
1214 (floordf2, floordf2_fpr): Ditto.
1215 (floatdidf2, floatdidf2_fpr): Ditto.
1216 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1217 (fmsubdf4_fpr): Ditto.
1218 (fnmadddf4_fpr_1): Ditto.
1219 (fnmadddf4_fpr_2): Ditto.
1220 (fnmsubdf4_fpr_1): Ditto.
1221 (fnmsubdf4_fpr_2): Ditto.
1222 (fixuns_truncdfdi2): Add expander for VSX support.
1223 (fix_truncdfdi2): Ditto.
1224 (fix_truncdfsi2): Ditto.
1226 (btruncsf2): Whitespace.
1227 (movdf_hardfloat32): Add support for VSX registers.
1228 (movdf_softfloat32): Ditto.
1229 (movdf_hardfloat64): Ditto.
1230 (movdf_hardfloat64_mfpgpr): Ditto.
1231 (movdf_softfloat64): Ditto.
1232 (movti splitters): Add check for vector registers supporting
1233 TImode in the future.
1234 (bpermd): Add power7 bpermd instruction.
1236 * config/rs6000/altivec.h (vec_div): Define if VSX.
1240 (vec_nearbyint): Ditto.
1243 (all predicates): Use the generic builtin function, and not the V4SF
1244 specific function so that the predicates will work with VSX's V2DF.
1248 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1249 Document new VSX functions and types.
1251 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1254 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1255 "wa", and "j" constraints. Modify "v" to talk about Altivec
1256 instead of just vector.
1258 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1261 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1262 location for phi arguments.
1263 (rewrite_update_phi_arguments): Find locations for reaching defs.
1264 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1265 Add location to add_phi_arg calls.
1266 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1267 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1268 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1269 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1270 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1271 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1272 * tree-phinodes.c (make_phi_node): Initialize location.
1273 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1274 (add_phi_arg): Add location parameter.
1275 (remove_phi_arg_num): Move location when moving phi argument.
1276 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1278 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1279 slpeel_update_phi_nodes_for_guard1,
1280 slpeel_update_phi_nodes_for_guard2,
1281 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1282 vect_loop_versioning): Set locations.
1283 * tree-parloops.c (create_phi_for_local_result,
1284 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1285 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1286 * tree-vect-loop.c (get_initial_def_for_induction,
1287 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1289 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1290 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1291 (gimple_phi_arg_set_location): New. Set locus.
1292 (gimple_phi_arg_has_location): New. Check for locus.
1293 (redirect_edge_var_map_location): New. Return locus from var_map.
1294 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1295 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1296 combining PHI arguments.
1297 (cond_store_replacement): Set location.
1298 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1299 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1300 scop_add_exit_phis_edge): Add locations.
1301 * tree-cfgcleanup.c (remove_forwarder_block,
1302 remove_forwarder_block_with_phi): Add locations.
1303 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1304 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1306 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1307 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1308 flush_pending_stmts): Add source location.
1309 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1310 stack to preserve locations.
1311 * tree-vect-stmts.c (vectorizable_load): Add location.
1312 * tree-inline.c (copy_phis_for_bb): Copy locus.
1313 (setup_one_parameter): Add call locus to inlined parameter stmts.
1314 (initialize_inlined_parameters): Pass in call location as parameter
1316 (tree_function_versioning): Pass location to setup_one_parameter.
1317 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1318 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1319 copy and edge lists.
1320 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1321 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1322 locus parameter and override the stmt default if provided.
1323 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1324 elim_graph_add_edge, elim_graph_remove_succ_edge,
1325 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1326 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1327 eliminate_phi): Add locus info in elimination graph for each edge and
1329 (insert_backedge_copies): Copy locus if present.
1330 * tree-flow.h (struct _edge_var_map): Add locus field.
1331 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1332 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1333 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1335 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1337 2009-07-30 Martin Jambor <mjambor@suse.cz>
1339 PR tree-optimization/40570
1340 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1343 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1345 * ssa-loop-manip.c: Include langhooks.h.
1346 (rewrite_phi_with_iv): New.
1347 (rewrite_all_phi_nodes_with_iv): New.
1348 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1349 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1350 * tree-parloops.c (loop_parallel_p): Move out all conditions
1351 except dependency check.
1352 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1353 (gen_parallel_loop): Call canonicalize_loop_ivs without
1354 reduction_list argument.
1355 (build_new_reduction): New.
1356 (gather_scalar_reductions): New.
1357 (try_get_loop_niter): New.
1358 (try_create_reduction_list): New.
1359 (parallleize_loops): Change the parallel conditions check.
1360 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1361 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1363 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1365 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1367 * doc/options.texi (Option properties): Mention new quoting syntax.
1369 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1371 * config/alpha/alpha.c (alpha_start_function):
1372 Handle VMS_DEBUG_MAIN_POINTER
1373 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1374 * doc/invoke.texi: Document -mdebug-main switch.
1376 2009-07-29 Richard Henderson <rth@redhat.com>
1378 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1379 (cgraph_create_edge_including_clones): Likewise.
1380 * tree-inline.c (copy_bb): Operate on the correct edges
1381 when updating the callgraph.
1383 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1385 * config/alpha/vms-cc.c: Deleted.
1386 * config/alpha/vms-ld.c: Deleted.
1387 * config/alpha/t-vms64: Moved to config/vms
1388 * config/alpha/vms-crt0-64.c: Moved to config/vms
1389 * config/alpha/vms-crt0.c: Moved to config/vms
1390 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1391 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1392 * config/alpha/xm-vms.h: Moved to config/vms
1393 * config/alpha/x-vms: Moved to config/vms
1394 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1396 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1397 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1399 * config/vms/t-vms64: Moved here from config/alpha
1400 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1401 (argc,argv,envp): Enforce 32bit malloc'ing.
1402 * config/vms/vms-psxcrt0-64.c: Likewise.
1403 * config/vms/vms-crt0.c: Moved here from config/alpha.
1404 * config/vms/vms-psxcrt0.c: Likewise.
1405 * config/vms/vms-crtl-64.h: New file.
1406 * config/vms/vms-crtl.h: New file.
1407 * config/vms/vms.opt: New file.
1408 * config/vms/xm-vms64.h: New file.
1409 * config/vms/xm-vms.h: Moved here from config/alpha.
1410 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1412 * config/vms/x-vms: Moved here from config/alpha.
1413 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1414 (vms-ld.o, vms-cc.o): Removed.
1415 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1417 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1419 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1420 correct stack (obvious VMS fix).
1422 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1424 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1425 date, version info if VMS_DEBUGGING_INFO defined.
1426 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1427 size, date calculating code moved here.
1429 2009-07-29 Paul Brook <paul@codesourcery.com>
1431 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1434 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1437 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1438 to DImode when generating insq_le insn.
1440 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1442 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1443 New macro set for VMS_DEBUGGGING_INFO.
1444 (AT_string_form): Use it.
1446 2009-07-28 DJ Delorie <dj@redhat.com>
1448 * config/mep/mep.c (vtext_section): New.
1449 (vftext_section): New.
1450 (ftext_section): New.
1451 (mep_select_section): Add support for functions.
1452 (mep_unique_section): Likewise.
1453 (mep_asm_init_sections): Likewise.
1454 (mep_encode_section_info): Remove it from here.
1456 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1458 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1460 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1461 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1463 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1465 * dwarf2out.c (output_file_names): Test new macro
1466 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1467 (add_comp_dir_attribute): Likewise.
1469 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1471 * config/i386/mingw-w64.h (LINK_SPEC): Add
1472 separating space between commands.
1474 2009-07-28 Jan Hubicka <jh@suse.cz>
1476 PR tree-optimization/40759
1477 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1480 2009-07-27 DJ Delorie <dj@redhat.com>
1482 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1483 types are dword-aligned.
1484 (mep_expand_va_start): Likewise.
1486 2009-07-27 Olivier Hainque <hainque@adacore.com>
1487 Douglas B Rupp <rupp@gnat.com>
1489 * convert.c (convert_to_pointer): Don't assume the target
1490 pointer type is POINTER_SIZE long. Fetch its precision instead.
1492 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1494 * system.h (fopen): Undefine if macro.
1496 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1498 * dwarf2out.c (output_cfi_p): Removed.
1499 (output_cfis): New function.
1500 (output_fde): New function, split from output_call_frame_info.
1501 (output_call_frame_info): Use it.
1502 (dwarf2out_switch_text_section): Use output_cfis.
1504 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1506 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1507 TARGET_BI_ARCH is specified without enabling SJLJ.
1508 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1509 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1511 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1513 * arm.md (negdi2): Use DImode if forcing a value into a register.
1515 2009-07-26 Ira Rosen <irar@il.ibm.com>
1517 PR tree-optimization/40801
1518 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1519 of vector operand from the previous copy of vector statement.
1520 Pass the correct definition type value to
1521 vect_get_vec_def_for_stmt_copy().
1523 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1525 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1526 const char ** conversion.
1528 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1530 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1531 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1532 (gcc_unreachable): Invoke __builtin_unreachable() if
1533 !ENABLE_ASSERT_CHECKING.
1535 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1537 PR rtl-optimization/40445
1538 * emit-rtl.c (next_nonnote_insn_bb): New function.
1539 * rtl.h (next_nonnote_insn_bb): Declare new function.
1540 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1541 with no successors that is the successor of the ENTRY_BLOCK.
1542 Continue from the top after removing an empty fallthrough block.
1543 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1544 of next_nonnote_insn.
1546 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1548 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1550 2009-07-25 Martin Jambor <mjambor@suse.cz>
1552 * c-common.c (c_common_attribute_table): New element for noclone.
1553 (handle_noclone_attribute): New function. Forward-declare.
1554 * tree-inline.c (tree_versionable_function_p): Check for noclone
1556 * doc/extend.texi (Labels as Values): Document need for noclone.
1557 (Function Attributes): Document noclone attribute.
1559 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1561 PR rtl-optimization/34999
1562 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1563 and dw_fde_switched_cold_to_hot fields.
1564 (output_cfi_p): New function.
1565 (output_call_frame_info): If fde->dw_fde_switched_sections,
1566 output 2 FDEs instead of one with corrupted header.
1567 (dwarf2out_do_cfi_startproc): New function.
1568 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1569 and fde->dw_fde_switched_cold_to_hot.
1570 (dwarf2out_switch_text_section): Compute
1571 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1572 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1573 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1574 Otherwise, compute fde->dw_fde_switch_cfi.
1576 2009-07-24 Cary Coutant <ccoutant@google.com>
1578 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1580 2009-07-24 Cary Coutant <ccoutant@google.com>
1582 * cfghooks.c (split_block): Copy discriminator to new block.
1583 * tree-cfg.c (assign_discriminator): Check location of last
1584 instruction in block as well as first.
1586 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1588 * config/i386/linux.c: Use fputs or putc instead of fprintf
1590 * config/i386/gas.h: Ditto.
1591 * config/i386/x86-64.h: Ditto.
1592 * config/i386/att.h: Ditto.
1594 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1596 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1599 2009-07-24 Martin Jambor <mjambor@suse.cz>
1601 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1602 (ipa_push_func_to_list_1): Declare.
1603 (ipa_push_func_to_list): New function.
1605 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1606 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1607 (ipa_push_func_to_list): Removed.
1608 (ipa_pop_func_from_list): Clear node_enqueued flag.
1610 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1612 * config/s390/s390.c (override_options): Default
1613 max-unrolled-insns to 100 for z10 tuning.
1615 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1617 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1618 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1619 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1620 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1621 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1622 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1623 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1625 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1627 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1628 use default set in mingw32.h header.
1629 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1630 64-bit /mingw/include path.
1631 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1634 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1636 PR rtl-optimization/40209
1637 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1639 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1641 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1642 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1643 with the rest of string where appropriate. Use fputs or putc
1644 instead of fprintf where appropriate.
1646 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1647 Pat Haugen <pthaugen@us.ibm.com>
1648 Revital Eres <ERES@il.ibm.com>
1650 * config/rs6000/vector.md: New file. Move most of the vector
1651 expander support here from altivec.md to allow for the VSX vector
1652 unit in the future. Add support for secondary_reload patterns.
1653 Rewrite the patterns for vector comparison, and vector comparison
1654 predicate instructions so that the RTL expresses the desired
1655 behavior, instead of using unspec.
1657 * config/rs6000/constraints.md ("f" constraint): Use
1658 rs6000_constraints to hold the precalculated register class.
1659 ("d" constraint): Ditto.
1660 ("wd" constraint): New constraint for VSX.
1661 ("wf" constraint): Ditto.
1662 ("ws" constraint): Ditto.
1663 ("wa" constraint): Ditto.
1664 ("wZ" constraint): Ditto.
1665 ("j" constraint): Ditto.
1667 * config/rs6000/predicates.md (vsx_register_operand): New
1669 (vfloat_operand): New predicate for vector.md.
1670 (vint_operand): Ditto.
1671 (vlogical_operand): Ditto.
1672 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1673 (easy_vector_constant): Add VSX support.
1674 (altivec_indexed_or_indirect_operand): New predicate for
1675 recognizing Altivec style memory references with AND -16.
1677 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1678 for vector secondary reload support.
1679 (rs6000_vector_reg_class): Delete, replacing it with
1681 (rs6000_vsx_reg_class): Ditto.
1682 (rs6000_constraints): New array to hold the register classes of
1683 each of the register constraints that can vary at runtime.
1684 (builtin_mode_to_type): New static array for builtin function type
1686 (builtin_hash_table): New static hash table for builtin function
1688 (TARGET_SECONDARY_RELOAD): Define target hook.
1689 (TARGET_IRA_COVER_CLASSES): Ditto.
1690 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1691 registers are 128 bits if VSX memory reference instructions are used.
1692 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1694 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1695 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1696 Print several of the scheduling related parameters.
1697 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1698 rs6000_constraints instead of rs6000_vector_reg_class. Move
1699 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1700 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1701 Altivec. Add VSX support. Setup for secondary reload support on
1702 Altivec/VSX registers.
1703 (rs6000_override_options): Make power7 set the scheduling groups
1704 like the power5. Add support for new debug switches to override
1705 the scheduling defaults. Temporarily disable -mcpu=power7 from
1706 setting -mvsx. Add support for debug switches -malways-hint,
1707 -msched-groups, and -malign-branch-targets.
1708 (rs6000_buitlin_conversion): Add support for returning unsigned
1709 vector conversion functions to fix regressions due to stricter
1711 (rs6000_builtin_mul_widen_even): Ditto.
1712 (rs6000_builtin_mul_widen_odd): Ditto.
1713 (rs6000_builtin_vec_perm): Ditto.
1714 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1715 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1717 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1719 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1720 VSX types for bit operations. Changes to accomidate vector.md.
1721 (bdesc_2arg): Ditto.
1722 (bdesc_1arg): Ditto.
1723 (struct builtin_description_predicates): Rewrite predicate
1724 handling so that RTL describes the operation, instead of passing
1725 the instruction to be used as a string argument.
1726 (bdesc_altivec_preds): Ditto.
1727 (altivec_expand_predicate_builtin): Ditto.
1728 (altivec_expand_builtin): Ditto.
1729 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1730 statement for vsldoi support.
1731 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1732 (altivec_expand_st_builtin): Ditto.
1733 (paired_expand_builtin): Whitespace changes.
1734 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1735 builtin_mode_to_type table for secondary reload. Call
1736 builtin_function_type to build random builtin functions.
1737 (altivec_init_builtins): Change to use builtin_function_type to
1738 create builtin function types dynamically as we need them.
1739 (builtin_hash_function): New support for hashing the tree types
1740 for builtin function as we need it, rather than trying to build
1741 all of the trees that we need. Add initial preliminary VSX support.
1742 (builtin_function_type): Ditto.
1743 (builtin_function_eq): Ditto.
1744 (builtin_hash_struct): Ditto.
1745 (rs6000_init_builtins): Ditto.
1746 (rs6000_common_init_builtins): Ditto.
1747 (altivec_init_builtins): Ditto.
1748 (rs6000_common_init_builtins): Ditto.
1749 (enum reload_reg_type): New enum for simplifing reg classes.
1750 (rs6000_reload_register_type): Simplify register classes into GPR,
1751 Vector, and other registers. Altivec and VSX addresses in reload.
1752 (rs6000_secondary_reload_inner): Ditto.
1753 (rs6000_ira_cover_classes): New target hook, that returns the
1754 appropriate cover classes, based on -mvsx being used or not.
1755 (rs6000_secondary_reload_class): Add VSX support.
1756 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1757 (get_vsel_insn): Ditto.
1758 (rs6000_emit_vector_compare): Rewrite vector conditional support
1759 so that where we can, we use RTL operators, instead of blindly use
1761 (rs6000_emit_vector_select): Ditto.
1762 (rs6000_emit_vector_cond_expr): Ditto.
1763 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1764 (create_TOC_reference): Add -mdebug=addr support.
1765 (emit_frame_save): VSX loads/stores need register indexed addressing.
1767 * config/rs6000/rs6000.md: Include vector.md.
1769 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1771 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1772 support for V2DI, V2DF in logical, permute, select operations.
1774 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1775 switch for vsx/power7.
1776 (-mvsx-scalar-memory): Ditto.
1777 (-mvsx-align-128): Ditto.
1778 (-mallow-movmisalign): Ditto.
1779 (-mallow-df-permute): Ditto.
1780 (-msched-groups): Ditto.
1781 (-malways-hint): Ditto.
1782 (-malign-branch-targets): Ditto.
1784 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1786 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1787 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1788 (rs6000_vector_reg_class): Delete.
1789 (rs6000_vsx_reg_class): Ditto.
1790 (enum rs6000_reg_class_enum): New enum for the constraints that
1791 vary based on target switches.
1792 (rs6000_constraints): New array to hold the register class for all
1793 of the register constraints that vary based on the switches used.
1794 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1795 (enum rs6000_builtins): Add unsigned varients for the builtin
1796 declarations returned by target hooks for expanding multiplies,
1797 select, and permute operations. Add VSX builtins.
1798 (enum rs6000_builtin_type_index): Add entries for VSX.
1799 (V2DI_type_node): Ditto.
1800 (V2DF_type_node): Ditto.
1801 (unsigned_V2DI_type_node): Ditto.
1802 (bool_long_type_node): Ditto.
1803 (intDI_type_internal_node): Ditto.
1804 (uintDI_type_internal_node): Ditto.
1805 (double_type_internal_node): Ditto.
1807 * config/rs6000/altivec.md (whole file): Move all expanders to
1808 vector.md from altivec.md. Rename insn matching functions to be
1810 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1811 (altivec_vcmp*): Ditto.
1812 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1813 (VM): New iterator for moves that includes the VSX types.
1814 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1815 (altivec_vperm_<mode>_uns): New, for unsigned types.
1816 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1817 (altivec_eq<mode>): Ditto.
1818 (altivec_gt<mode>): Ditto.
1819 (altivec_gtu<mode>): Ditto.
1820 (altivec_eqv4sf): Ditto.
1821 (altivec_gev4sf): Ditto.
1822 (altivec_gtv4sf): Ditto.
1823 (altivec_vcmpbfp_p): Ditto.
1825 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1827 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1830 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1834 ASM_SHORT instead of .word.
1835 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1836 instead of .word in asm template.
1838 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1841 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1842 (process_bb_node_lives): Use it.
1844 * ira.c (setup_cover_and_important_classes): Don't setup
1845 ira_important_class_nums. Add cover classes to the end of
1847 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1849 (find_reg_class_closure): Use reorder_important_classes.
1851 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1853 * config/i386/i386.c (i386_ira_cover_classes): New function.
1854 (TARGET_IRA_COVER_CLASSES): Redefine.
1856 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1857 importance of order of cover classes in the array.
1859 2009-07-22 Diego Novillo <dnovillo@google.com>
1861 * tree-pass.h (TDF_EH): Define.
1862 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1863 contains TDF_EH, print the EH region number holding GS.
1864 * tree-dump.c (dump_options): Add "eh".
1865 * doc/invoke.texi: Document it.
1867 2009-07-22 Doug Kwan <dougkwan@google.com>
1869 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1871 2009-07-22 Michael Matz <matz@suse.de>
1873 PR tree-optimization/35229
1874 PR tree-optimization/39300
1876 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1877 (inhibit_phi_insertion): New function.
1878 (insert_into_preds_of_block): Call it for REFERENCEs.
1879 (init_pre): Initialize and finalize scalar evolutions.
1880 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1882 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1884 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1885 Use CONST_VECTOR_NUNITS to determine number of elements.
1887 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1889 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1890 (U, W): Constraints are now deprecated and will be removed if we
1892 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1894 ("prefetch"): Add the stcmh instruction for prefetching.
1895 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1897 (s390_short_displacement): Return always true if compiling for
1898 machines not providing the long displacement facility.
1899 (s390_mem_constraint): Support the new constraint letter Z.
1900 (s390_check_qrst_address): New function.
1902 2009-07-21 DJ Delorie <dj@redhat.com>
1904 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1907 2009-07-21 Jason Merrill <jason@redhat.com>
1909 * c-common.c (max_tinst_depth): Increase default to 1024.
1911 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1913 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1914 (vec_unpacku_float_lo_v4si): Ditto.
1916 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1919 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1920 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1921 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1922 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1924 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1926 PR tree-optimization/40813
1927 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1930 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1932 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1933 with a NOP_EXPR if needed.
1935 2009-07-21 Paul Brook <paul@codesourcery.com>
1937 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1938 Terminate debug dump with newline.
1940 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1942 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1943 Cast "1" to unsigned HOST_WIDE_INT.
1944 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1945 deposit length to the maximum length - lsb. Extend length if
1946 HOST_BITS_PER_WIDE_INT is 32.
1948 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1950 * cgraph.h (constant_pool_htab): New function.
1951 (constant_descriptor_tree): Move from varasm.c.
1952 * varasm.c (constant_pool_htab): New function.
1953 (constant_descriptor_tree): Move to cgraph.h.
1955 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1957 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1959 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1961 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1964 2009-07-20 Xinliang David Li <davidxl@google.com>
1966 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1968 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1970 * config/mips/mips.md (move_type): Add arith.
1971 (type): Handle arith.
1972 (zero_extendsidi2): Rename this into ...
1973 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1974 (zero_extendsidi2): New expander.
1975 (*zero_extendsidi2_dext): New pattern.
1977 2009-07-20 Nick Clifton <nickc@redhat.com>
1979 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1980 to set MIPS_ABI_DEFAULT.
1981 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1983 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1985 * tree-object-size.c (addr_object_size): Handle unions with
1986 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1988 PR tree-optimization/40792
1989 * tree.c (build_function_type_skip_args): Remove bogus assert.
1991 2009-07-20 Jan Hubicka <jh@suse.cz>
1992 Martin Jambor <mjambor@suse.cz>
1994 * cgraph.h (combined_args_to_skip): New field.
1995 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1996 combined_args_to_skip and args_to_skip.
1997 * tree-inline.c (update_clone_info): New function.
1998 (tree_function_versioning): Call update_clone_info.
1999 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2001 (cgraph_materialize_all_clones): More extensive dumping, working
2002 with combined_args_to_skip rather than args_to_skip.
2004 2009-07-20 Ira Rosen <irar@il.ibm.com>
2006 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2007 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2008 (get_initial_def_for_reduction): Likewise.
2009 (vectorizable_reduction): Skip the check of first operand in case
2010 of COND_EXPR. Add check that it is outer loop vectorization if
2011 nested cycle was detected. Call vectorizable_condition() for
2012 COND_EXPR. If reduction epilogue cannot be created do not fail for
2013 nested cycles (if it is not double reduction). Assert that there
2014 is only one type in the loop in case of COND_EXPR. Call
2015 vectorizable_condition() to vectorize COND_EXPR.
2016 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2017 Add parameters. Allow nested cycles if called from
2018 vectorizable_reduction(). Use reduction vector variable if provided.
2019 (vect_analyze_stmt): Call vectorizable_reduction() before
2020 vectorizable_condition().
2021 (vect_transform_stmt): Update call to vectorizable_condition().
2023 2009-07-20 Christian Bruel <christian.bruel@st.com>
2025 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2026 * doc/invoke.texi (-mfmovd): Likewise.
2027 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2029 2009-07-20 Jan Hubicka <jh@suse.cz>
2031 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2032 when handling SSA name.
2034 2009-07-19 Jan Hubicka <jh@suse.cz>
2036 PR tree-optimization/40676
2037 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2038 virtual PHIs in empty BBs.
2040 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2042 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2043 re-expanded the compound use gen_lowpart instead to convert to the
2046 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2048 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2049 OUTER_CONST arguments.
2050 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2051 the new wider mode will be masked off.
2052 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2054 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2056 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2057 high-order bits are zero.
2059 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2061 * combine.c (simplify_shift_const_1): Split code to determine
2063 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2064 new bits shifted in are identical to the old sign bit.
2066 2009-07-18 Richard Guenther <rguenther@suse.de>
2069 * gimplify.c (gimplify_call_expr): Reject code using results from
2070 functions returning void.
2072 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2074 * doc/md.texi: Document the new PowerPC "es" constraint.
2075 Document that "m" can include automodified addresses on this target,
2076 and explain how %U must be used. Extend the "Q" and "Z" documentation
2077 to suggest "es" as well as "m".
2078 * config/rs6000/constraints.md (es): New memory constraint.
2079 (Q, Z): Update strings to match new documentation.
2081 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2083 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2084 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2085 * config/rs6000/predicates.md (volatile_mem_operand): Use
2086 offsettable_nonstrict_memref_p.
2087 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2088 (*floatunssidf2_internal): Likewise.
2089 (*fix_truncdfsi2_internal): Likewise.
2090 (*fix_trunctfsi2_internal): Likewise.
2092 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2094 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2096 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2098 2009-07-17 Richard Guenther <rguenther@suse.de>
2101 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2102 (pass_warn_unused_result): Likewise.
2103 (TODO_set_props): Remove.
2104 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2106 (pass_diagnose_omp_blocks): Define.
2107 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2108 (c_gimple_diagnostics_recursively): Remove.
2109 (finish_function): Do not call it.
2110 (c_write_global_declarations): Continue after errors.
2111 Finalize the CU here.
2112 * c-gimplify.c (c_genericize): Do not gimplify here.
2113 * c-common.c (c_warn_unused_result): Move ...
2114 * tree-cfg.c (do_warn_unused_result): ... here.
2115 (run_warn_unused_result): New function.
2116 (gate_warn_unused_result): New function.
2117 (pass_warn_unused_result): New pass.
2118 * c-common.h (c_warn_unused_result): Remove.
2119 * flags.h (flag_warn_unused_result): Declare.
2120 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2121 * opts.c (flag_warn_unused_result): Initialize to false.
2122 * toplev.c (compile_file): Add comment.
2123 * omp-low.c (create_omp_child_function): Do not register
2124 the function with the frontend.
2125 (diagnose_omp_structured_block_errors): Prepare to be
2126 called as optimization pass.
2127 (gate_diagnose_omp_blocks): New function.
2128 (pass_diagnose_omp_blocks): New pass.
2129 * cgraph.h (cgraph_optimize): Remove.
2130 (cgraph_analyze_function): Likewise.
2131 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2132 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2133 before their parents here.
2134 (cgraph_finalize_function): Not here.
2135 (cgraph_analyze_function): Gimplify functions here.
2136 (cgraph_finalize_compilation_unit): Continue after errors.
2137 Optimize the callgraph from here.
2138 (cgraph_optimize): Make static.
2139 * langhooks.c (write_global_declarations): Finalize the CU.
2140 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2141 (gimplify_function_tree): Assert we gimplify only once.
2142 Set PROP_gimple_any property.
2143 * tree-nested.c (gimplify_all_functions): New function.
2144 (lower_nested_functions): Gimplify all nested functions.
2145 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2146 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2147 and pass_diagnose_omp_blocks after gimplification. Do not
2148 set TODO_set_props on all_lowering_passes.
2149 (execute_one_pass): Do not handle TODO_set_props.
2150 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2151 (gimplify.o): Add tree-pass.h dependency.
2152 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2153 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2154 (unsave_r): Likewise.
2155 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2158 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2160 * doc/service.texi (Service): Restore previously removed link,
2161 which isn't broken after all.
2163 2009-07-17 Richard Guenther <rguenther@suse.de>
2165 PR tree-optimization/40321
2166 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2167 PHI nodes to the maximal set.
2168 (make_values_for_phi): Add PHI arguments to the maximal set.
2169 (execute_pre): Dump PHI_GEN and the maximal set.
2171 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2174 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2177 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2179 * doc/extend.texi (Nested Functions): Replace broken link with
2181 * doc/service.texi (Service): Remove broken link.
2183 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2186 * builtins.c (expand_builtin_memcmp): Use loc instead of
2187 EXPR_LOCATION (exp).
2188 (expand_builtin_strncmp): Likewise.
2190 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2191 Manuel López-Ibáñez <manu@gcc.gnu.org>
2194 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2195 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2196 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2197 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2198 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2199 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2200 tree-inline.c, c-common.c, c-common.h, gimple.c,
2201 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2202 convert.c: Add location argument to fold_{unary,binary,ternary},
2203 fold_build[123], build_call_expr, build_size_arg,
2204 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2205 fold_build1_initializer, fold_build2_initializer,
2206 fold_build3_initializer, fold_build_call_array,
2207 fold_build_call_array_initializer, fold_single_bit_test,
2208 omit_one_operand, omit_two_operands, invert_truthvalue,
2209 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2210 combine_comparisons, fold_builtin_*, fold_call_expr,
2211 build_range_check, maybe_fold_offset_to_address, round_up,
2214 2009-07-16 Jason Merrill <jason@redhat.com>
2217 * c-common.c (c_common_reswords): Add __is_standard_layout
2219 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2220 * doc/implement-cxx.texi: New.
2221 * doc/gcc.texi: Include it.
2223 2009-07-16 DJ Delorie <dj@redhat.com>
2225 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2226 compares that may be indirectly affected by previous instructions.
2228 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2230 * builtins.c (do_mpc_arg2): New.
2231 (fold_builtin_2): Fold builtin cpow.
2232 * real.h (HAVE_mpc_pow): New.
2234 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2236 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2237 comparison to skip unprofitable schedule
2239 2009-07-16 Simon Baldwin <simonb@google.com>
2241 * gcc.c (option_map): New flag -no-canonical-prefixes.
2242 * (display_help): Print help text for new flag.
2243 * (process_command): Move options translation and language specifics
2244 and handle new flag early. Use it to set a function pointer to a
2245 prefix builder. Replace make_relative_prefix calls with calls to
2246 the function pointed to. Ignore new flag in regular options handling.
2247 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2249 2009-07-15 DJ Delorie <dj@redhat.com>
2251 * config/mep/mep.md (sibcall_internal): Change register to avoid
2253 (sibcall_value_internal): Likewise.
2255 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2257 PR rtl-optimization/40710
2258 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2260 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2262 * config/mips/mips.md (*extenddi_truncate<mode>,
2263 *extendsi_truncate<mode>): Change type attribute to move_type
2264 with shift_shift. Split out code handling exts from here ...
2265 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2267 (*extendhi_truncateqi): Change type attribute to move_type with
2268 shift_shift. Split out code handling exts from here ...
2269 (*extendhi_truncateqi_exts): ... to this new pattern.
2271 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2274 instead of "and" with inverted sign bit mask value. Use
2275 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2276 Allocate registers only for operand 4 and operand 5.
2278 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2281 * fold-const.c (fold_cond_expr_with_comparison): When folding
2282 < and <= to MIN, make sure the MIN uses the same type as the
2283 comparison's operands.
2285 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2287 * arm.md (ior_xor): New code iterator.
2288 (split for ior/xor with shift and zero-extend): New split pattern.
2289 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2291 2009-07-15 Richard Guenther <rguenther@suse.de>
2293 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2296 2009-07-15 Richard Guenther <rguenther@suse.de>
2299 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2301 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2303 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2304 handle 2.6.30 kernel.
2306 2009-07-15 DJ Delorie <dj@redhat.com>
2308 * config/mep/mep.md (sibcall_internal): Change register to allow
2309 for 24-bit addresses.
2310 (sibcall_value_internal): Likewise.
2312 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2314 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2315 that are enabled/disabled by the flags introduced by a previous patch.
2317 2009-07-14 DJ Delorie <dj@redhat.com>
2319 * config/mep/mep.md (sibcall_internal): Include non-toggling
2321 (sibcall_value_internal): Likewise.
2323 2009-07-14 Taras Glek <tglek@mozilla.com>
2324 Rafael Espindola <espindola@google.com>
2326 * doc/sourcebuild.texi: Document install-plugin target.
2327 * configure.ac: Added install-plugin target to language makefiles.
2328 * configure: Regenerate.
2329 * Makefile.in: (install-plugin): Install more headers,
2330 depend on lang.install-plugin.
2332 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2334 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2337 2009-07-14 DJ Delorie <dj@redhat.com>
2339 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2340 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2341 * config/mep/mep.md (sibcall_internal): Change test from
2342 mep_vliw_mode_match to mep_vliw_jmp_match.
2343 (sibcall_value_internal): Likewise.
2345 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/sse.md (copysign<mode>3): New expander.
2348 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2349 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2350 Use ix86_build_const_vector.
2351 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2352 IX86_BUILTIN_CPYSGNPD.
2353 (builtin_description): Add __builtin_ia32_copysignps and
2354 __builtin_ia32_copysignpd.
2355 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2356 and BUILT_IN_COPYSIGNF.
2358 2009-07-13 Jason Merrill <jason@redhat.com>
2360 * builtins.c (can_trust_pointer_alignment): New fn.
2361 (get_pointer_alignment): Factor it out from here.
2362 * tree.h: Declare it.
2364 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2366 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2369 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2373 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2375 2009-07-14 Richard Guenther <rguenther@suse.de>
2376 Andrey Belevantsev <abel@ispras.ru>
2379 * cfgexpand.c (partition_stack_vars): Do not bother to update
2380 alias information when not optimizing.
2382 2009-07-14 Richard Guenther <rguenther@suse.de>
2383 Andrey Belevantsev <abel@ispras.ru>
2385 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2386 (pt_solution_set): Likewise.
2387 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2388 * tree-ssa-structalias.c (pt_solution_set): New function.
2389 * final.c (rest_of_clean_state): Free SSA data structures.
2390 * print-rtl.c (print_decl_name): Remove.
2391 (print_mem_expr): Implement in terms of print_generic_expr.
2392 * alias.c (ao_ref_from_mem): New function.
2393 (rtx_refs_may_alias_p): Likewise.
2394 (true_dependence): Query alias-export info.
2395 (canon_true_dependence): Likewise.
2396 (write_dependence_p): Likewise.
2397 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2399 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2400 (mem_expr_equal_p): Use operand_equal_p.
2401 (set_mem_attributes_minus_bitpos): Do not use
2402 component_ref_for_mem_expr.
2403 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2404 (update_alias_info_with_stack_vars): Likewise.
2405 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2406 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2407 explicitly nor clear stmt operands.
2408 Free the decl-to-pointer map.
2409 * tree-optimize.c (execute_free_datastructures): Do not free
2410 SSA data structures here.
2411 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2412 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2413 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2415 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2417 2009-07-13 DJ Delorie <dj@redhat.com>
2419 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2420 unrolling at the right iteration count.
2422 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2425 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2427 * haifa-sched.c (rank_for_schedule): Introduced flags to
2428 enable/disable individual scheduling heuristics.
2429 * common.opt: Introduced flags to enable/disable individual
2430 heuristics in the scheduler.
2431 * doc/invoke.texi: Introduced flags to enable/disable individual
2432 heuristics in the scheduler.
2434 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2436 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2437 config/i386/mingw-tls.c.
2438 * config/i386/mingw-tls.c: Removed.
2440 2009-07-13 Ira Rosen <irar@il.ibm.com>
2442 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2443 checks access only relevant statements.
2444 (vectorizable_reduction): Likewise.
2446 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2448 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2449 just for 32-bit case.
2451 2009-07-12 Jan Hubicka <jh@suse.cz>
2453 PR tree-optimization/40585
2454 * except.c (expand_resx_expr): When there already is resume
2455 instruction, produce linked list.
2456 (build_post_landing_pads): Assert that resume is empty.
2457 (connect_post_landing_pads): Handle resume lists.
2458 (dump_eh_tree): Dump resume list.
2460 2009-07-12 Ira Rosen <irar@il.ibm.com>
2462 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2463 with additional argument.
2464 * tree-vectorizer.h (enum vect_def_type): Add
2465 vect_double_reduction_def.
2466 (vect_is_simple_reduction): Add argument.
2467 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2469 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2470 vect_is_simple_reduction with additional argument.
2471 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2473 (reduction_code_for_scalar_code): Handle additional codes by
2474 returning ERROR_MARK for them. Fix comment and indentation.
2475 (vect_is_simple_reduction): Fix comment, add argument to specify
2476 double reduction. Detect double reduction.
2477 (get_initial_def_for_induction): Fix indentation.
2478 (get_initial_def_for_reduction): Fix comment and indentation.
2479 Handle double reduction. Create initial definitions that do not
2480 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2481 (vect_create_epilog_for_reduction): Fix comment, add argument to
2482 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2483 epilogue result extraction. Create double reduction phi node and
2484 replace relevant uses.
2485 (vectorizable_reduction): Call vect_is_simple_reduction with
2486 additional argument. Fix indentation. Update epilogue code treatment
2487 according to the changes in reduction_code_for_scalar_code. Check
2488 for double reduction. Call vect_create_epilog_for_reduction with
2489 additional argument.
2490 * tree-vect-stmts.c (process_use): Handle double reduction, update
2492 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2493 (vect_get_vec_def_for_operand): Likewise.
2495 2009-07-12 Danny Smith <dansmister@gmail.com>
2497 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2498 dllexport if !TREE_PUBLIC.
2499 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2501 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2503 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2504 (avr_extra_arch_macro) Remove declatation.
2505 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2506 (avr_extra_arch_macro) Declare as static.
2507 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2509 2009-07-11 Jan Hubicka <jh@suse.cz>
2512 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2514 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2517 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2518 cold_in_std_section bits.
2519 (dwarf2out_begin_prologue): Initialize them.
2520 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2521 if already covered by text_section or cold_text_section range.
2523 PR rtl-optimization/40667
2524 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2525 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2526 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2527 * config/i386/i386.c (ix86_minimum_alignment): New function.
2528 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2529 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2530 * emit-rtl.c (gen_reg_rtx): Likewise.
2531 * function.c (assign_parms): Likewise. If nominal_type needs
2532 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2533 rather than passed_type's alignment.
2536 * function.c (assign_parm_setup_stack): Adjust
2537 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2538 from nominal_mode on big endian.
2540 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2542 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2544 2009-07-10 DJ Delorie <dj@redhat.com>
2546 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2548 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2550 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2552 (thumb2_cbnz): Likewise.
2554 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2557 * config.gcc (supported_defaults): Add synci.
2558 (with_synci): Add validation.
2559 (all_defaults): Add synci.
2560 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2563 * config/mips/mips.opt (msynci): New option.
2564 * config/mips/mips.c (mips_override_options): Warn on use of
2565 -msynci for targets that do now support it.
2566 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2568 * gcc/doc/invoke.texi (-msynci): Document the new option.
2569 * doc/install.texi (--with-synci): Document the new option.
2571 2009-07-10 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/40496
2574 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2575 the PHI result with a compatible type.
2577 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2581 * c.opt (Wunused-result): New.
2582 * doc/invoke.texi: Document it.
2583 * c-common.c (c_warn_unused_result): Use it.
2585 2009-07-09 DJ Delorie <dj@redhat.com>
2587 * targhooks.c (default_target_can_inline_p): Rename from
2588 default_target_option_can_inline_p.
2589 * targhooks.h (default_target_can_inline_p): Likewise.
2590 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2591 TARGET_OPTION_CAN_INLINE_P.
2592 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2593 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2594 (mep_target_can_inline_p): Rename from
2595 mep_target_option_can_inline_p.
2598 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2599 registers used to pass vectors.
2601 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2603 2009-07-09 Tom Tromey <tromey@redhat.com>
2605 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2606 * config/mmix/mmix.c: Include dwarf2.h.
2607 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2608 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2609 * config/sh/sh.c: Include dwarf2.h.
2610 * config/i386/i386.c: Include dwarf2.h.
2611 * Makefile.in (DWARF2_H): Remove 'elf'.
2612 * except.c: Include dwarf2.h.
2613 * unwind-dw2.c: Include dwarf2.h.
2614 * dwarf2out.c: Include dwarf2.h.
2615 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2616 * unwind-dw2-fde.c: Include dwarf2.h.
2617 * dwarf2asm.c: Include dwarf2.h.
2619 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2621 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2622 (max_issue): Use it.
2623 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2625 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2626 (region_sched_info): Update.
2627 * sched-ebb.c (ebb_sched_info): Update.
2628 * modulo-sched.c (sms_sched_info): Update.
2629 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2631 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2633 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2635 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2637 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2639 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2642 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2643 arg1 with arg01 if arg1 is already INTEGER_CST.
2645 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2647 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2648 Transform (and (truncate)) into (truncate (and)).
2650 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2652 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2653 creating LHS paradoxical subregs. Fix surrounding returns to
2654 use NULL_RTX rather than 0.
2656 2009-07-08 DJ Delorie <dj@redhat.com>
2658 * config/mep/mep.c: (mep_option_can_inline_p): New.
2659 (TARGET_OPTION_CAN_INLINE_P): Define.
2661 2009-07-08 Mark Wielaard <mjw@redhat.com>
2664 * dwarf2out.c (add_data_member_location_attribute): When we have
2665 only a constant offset don't emit a new location description using
2666 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2669 2009-07-08 Richard Henderson <rth@redhat.com>
2672 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2673 (enum reg_class): Add CLOBBERED_REGS.
2674 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2675 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2676 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2677 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2678 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2679 force 64-bit sibcalls into R11.
2680 * config/i386/constraints.md (U): New constraint.
2681 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2682 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2683 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2685 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2687 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2689 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2690 * ebitmap.h (dump_ebitmap): Ditto.
2691 * optabs.h (optab_libfunc): Ditto.
2692 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2693 * tree-flow.h (vect_can_force_dr_alignment_p,
2694 get_vectype_for_scalar_type): Ditto.
2695 (vectorize_loops): Move prototype to ...
2696 * tree-vectorizer.h: ... here. Also, adjust comment.
2697 (vect_set_verbosity_level): Remove duplicate prototype.
2698 * tree-ssa-loop.c: Include tree-vectorizer.h.
2699 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2701 2009-07-08 Nick Clifton <nickc@redhat.com>
2703 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2706 2009-07-08 DJ Delorie <dj@redhat.com>
2708 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2709 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2710 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2712 * config/mep/intrinsics.md: Regenerated.
2713 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2714 registers when asm() or calls are detected.
2716 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2719 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2721 * gimple (gimple_build_call_from_tree): Likewise.
2722 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2723 no_warning flag before warning.
2725 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2727 * tree.c (set_expr_locus): Remove.
2728 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2729 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2731 * gimplify.c (internal_get_tmp_var): Likewise.
2732 (gimplify_call_expr): Likewise.
2733 (gimplify_one_sizepos): Likewise.
2735 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2738 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2739 to variables for debugging purposes.
2741 2009-06-23 Mark Loeser <mark@halcy0n.com>
2744 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2746 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2748 * pretty-print.c (pp_base_format): Remove %J.
2749 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2750 gcc_cxxdiag_char_table): Likewise.
2751 (init_dynamic_diag_info): Likewise.
2753 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2755 * pretty-print.c (pp_base_format): Remove %H.
2756 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2757 gcc_cxxdiag_char_table): Likewise.
2758 (init_dynamic_diag_info): Likewise.
2759 * config/mep/mep.c (mep_select_section): Likewise.
2761 2009-07-07 Duncan Sands <baldrick@free.fr>
2763 * final.c (pass_clean_state): Give the pass a name.
2764 * passes.c (pass_rest_of_compilation): Likewise.
2765 * tree-optimize.c (pass_all_optimizations): Likewise.
2767 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2770 an extra 'decl' for error_at.
2772 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2775 * tree-tailcall.c (adjust_return_value_with_ops,
2776 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2777 if it has complex or vector type.
2779 2009-07-07 Olivier Hainque <hainque@adacore.com>
2781 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2784 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2786 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2788 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2790 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2791 * c-decl.c: Likewise.
2792 * function.c: Likewise.
2793 * varasm.c: Likewise.
2794 * tree-ssa.c: Likewise.
2795 * c-common.c: Likewise.
2796 * tree-cfg.c: Likewise.
2797 * config/spu/spu.c: Likewise.
2798 * config/ia64/ia64.c: Likewise.
2799 * config/v850/v850.c: Likewise.
2801 2009-07-06 DJ Delorie <dj@redhat.com>
2803 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2804 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2805 unspecified accesses to control registers.
2806 * config/mep/intrinsics.md: Regenerate.
2807 * config/mep/intrinsics.h: Regenerate.
2808 * config/mep/mep-intrin.h: Regenerate.
2810 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2812 * c-lex.c: Replace %H by an explicit location. Update all calls.
2813 * c-common.c: Likewise.
2814 * c-decl.c: Likewise.
2815 * c-typeck.c: Likewise.
2816 * fold-const.c: Likewise.
2817 * gimplify.c: Likewise.
2819 * tree-cfg.c: Likewise.
2820 * tree-ssa-loop-niter.c: Likewise.
2821 * tree-vrp.c: Likewise.
2822 * value-prof.c: Likewise.
2824 2009-07-06 Diego Novillo <dnovillo@google.com>
2826 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2827 if it has one. Handle cases where VAR does not have an
2828 annotation or cfun is NULL.
2830 2009-07-06 Diego Novillo <dnovillo@google.com>
2832 * tree.c: Include debug.h.
2833 (initialize_tree_contains_struct): New.
2834 (init_ttree): Call it.
2835 (tree_node_structure_for_code): Factor out of ...
2836 (tree_node_structure): ... here.
2837 * treestruct.def (TS_PHI_NODE): Remove.
2838 (TS_GIMPLE_STATEMENT): Remove.
2840 2009-07-06 Diego Novillo <dnovillo@google.com>
2842 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2843 (debug_tree_chain): Handle cycles.
2845 2009-07-06 Nick Clifton <nickc@redhat.com>
2846 DJ Delorie <dj@redhat.com>
2848 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2849 __FMOVD_ENABLED__ is defined.
2851 (TARGET_FMOVD): Provide a default definition.
2852 (MASK_FMOVD): Likewise.
2853 (TARGET_CPU_CPP_BUILTINS): Define
2854 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2855 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2856 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2857 (split for DF load from memory into register): Also handle
2858 MEMs which consist of REG+DISP addressing.
2859 (split for DF store from register to memory): Likewise.
2860 (movsf_ie): Always use single fp_mode.
2861 * config/sh/sh.c (sh_override_options): Do not automatically
2862 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2863 that to the -mfmovd command line switch.
2864 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2865 (fldi_ok): Always allow.
2866 * config/sh/sh.opt (mfmovd): Remove this switch.
2867 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2869 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2870 Kaz Kojima <kkojima@gcc.gnu.org>
2872 PR rtl-optimization/30807
2873 * postreload.c (reload_combine): For every new use of REG_SUM,
2874 record the use of BASE.
2876 2009-07-06 Jan Hubicka <jh@suse.cz>
2878 * params.def: Revert my accidental commit at 2009-06-30.
2880 2009-07-04 Ian Lance Taylor <iant@google.com>
2883 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2885 (mingw_format_attribute_overrides): Likewise.
2887 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2890 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2891 don't check cfa.reg. Instead of cfa.indirect use
2892 fde && fde->drap_reg != INVALID_REGNUM test.
2894 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2896 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2898 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2901 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2903 2009-07-03 Richard Guenther <rguenther@suse.de>
2905 PR tree-optimization/40640
2906 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2909 2009-07-03 Jan Hubicka <jh@suse.cz>
2911 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2912 for size, reduce amount of inlining.
2914 2009-07-03 Richard Guenther <rguenther@suse.de>
2917 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2918 if t +- x is known to not overflow and the conversion widens the
2920 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2922 2009-07-03 Jan Hubicka <jh@suse.cz>
2924 * ipa-pure-const.c (analyze): Update loop optimizer init.
2925 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2926 try_remove_empty_loop, remove_empty_loops): Remove.
2927 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2928 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2929 to mark regular loops as neccesary.
2930 (degenerate_phi_p): New function.
2931 (propagate_necessity, remove_dead_phis): Use it.
2932 (forward_edge_to_pdom): Likewise.
2933 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2934 virtual PHI nodes that became unreachable.
2935 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2936 * tree-flow.h (remove_empty_loops): Remove.
2937 * passes.c (init_optimization_passes): Remove.
2939 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2941 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2942 can_create_pseudo_p.
2943 (*fix_trunc<mode>_i387_1): Ditto.
2944 (*floathi<mode>2_1): Ditto.
2945 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2946 (*fistdi2_1): Ditto.
2947 (*fist<mode>2_1): Ditto.
2948 (frndintxf2_floor): Ditto.
2949 (*fist<mode>2_floor_1): Ditto.
2950 (frndintxf2_ceil): Ditto.
2951 (*fist<mode>2_ceil_1): Ditto.
2952 (frndintxf2_trunc): Ditto.
2953 (frndintxf2_mask_pm): Ditto.
2954 (fxam<mode>2_i387_with_temp): Ditto.
2955 * config/i386/sse.md (mulv16qi3): Ditto.
2956 (*sse2_mulv4si3): Ditto.
2958 (sse4_2_pcmpestr): Ditto.
2959 (sse4_2_pcmpistr): Ditto.
2961 2009-07-03 Jan Hubicka <jh@suse.cz>
2963 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2964 (mark_stmt_necessary): Set it.
2965 (mark_operand_necessary): Set it.
2966 (mark_control_dependent_edges_necessary): Set it.
2967 (mark_virtual_phi_result_for_renaming): New function.
2968 (get_live_post_dom): New function.
2969 (forward_edge_to_pdom): New function.
2970 (remove_dead_stmt): Fix handling of control dependences.
2971 (tree_dce_init): Init new bitmap.
2972 (tree_dce_done): Free it.
2974 2009-07-02 Richard Guenther <rguenther@suse.de>
2977 * tree-ssa-structalias.c (new_var_info): Initialize
2980 2009-07-02 Jan Hubicka <jh@suse.cz>
2982 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2985 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2987 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2988 instead of recomputing it. Adjust calls.
2989 (emit_store_flag): Adjust recursive calls.
2991 2009-07-02 Richard Guenther <rguenther@suse.de>
2993 * tree-ssa-live.c (remove_unused_locals): Do not remove
2995 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2996 of DECL_EXTERNAL for HEAP variables.
2997 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2998 HEAP variables. Do not adjust RESTRICT vars.
2999 (find_what_var_points_to): Nobody cares if something
3002 2009-07-02 Ben Elliston <bje@au.ibm.com>
3004 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3005 pc_low and pc_high declarations to the top of the function.
3007 2009-07-01 DJ Delorie <dj@redhat.com>
3009 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3011 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3012 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3013 unspecified accesses to control registers.
3014 * config/mep/intrinsics.md: Regenerate.
3015 * config/mep/intrinsics.h: Regenerate.
3016 * config/mep/mep-intrin.h: Regenerate.
3018 2009-07-01 Anthony Green <green@moxielogic.com>
3020 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3021 instruction when possible.
3022 (moxie_expand_prologue): Ditto. Also, save an instruction and
3023 some complexity by popping off of $r12 instead of $sp.
3024 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3027 2009-07-01 Richard Henderson <rth@redhat.com>
3030 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3031 contained no insns, reposition note before last insn.
3033 2009-07-01 Richard Henderson <rth@redhat.com>
3036 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3037 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3039 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3042 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3043 darwin9 for printing reg addresses with %y.
3045 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3047 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3048 truncation from operands in binary operations.
3050 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3053 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3054 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3055 subreg of op0 to the original op0.
3057 * expmed.c (store_bit_field_1): Use a temporary as the destination
3058 instead of a paradoxical subreg when we need to truncate the result.
3060 2009-07-01 DJ Delorie <dj@redhat.com>
3062 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3063 names to VLIW variants.
3064 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3065 * config/mep/intrinsics.md: Regenerate.
3066 * config/mep/intrinsics.h: Regenerate.
3067 * config/mep/mep-intrin.h: Regenerate.
3069 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3072 * jump.c (returnjump_p): Revert last patch.
3073 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3075 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3078 * pa.md (casesi32p): Use jump table label to determine the offset
3080 (casesi64p): Likewise.
3082 * pa.c (forward_branch_p): Return bool type. Use instruction
3083 addresses when available. Assert that INSN has a jump label.
3084 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3087 2009-07-01 Richard Guenther <rguenther@suse.de>
3089 PR tree-optimization/19831
3090 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3091 that only act as barriers do not make any previous stores necessary.
3092 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3093 HEAP variables global, do not add a constraint from nonlocal.
3094 (find_func_aliases): Handle escapes through return statements.
3095 (compute_points_to_sets): Make escaped HEAP variables global.
3097 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3100 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3101 after reducing a DImode cstore to SImode.
3103 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3105 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3106 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3108 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3110 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3111 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3113 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3114 and umod_optab if TARGET_BSD_DIVMOD.
3115 * config/vax/lib1funcs.asm: New file.
3116 * config/vax/t-linux: New file.
3117 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3119 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3122 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3123 to type arguments that have void type.
3126 * dwarf2out.c (gen_formal_parameter_die): Call
3127 equate_decl_number_to_die if node is different from origin.
3129 2009-06-30 Anthony Green <green@moxielogic.com>
3131 Clean up moxie port for --enable-build-with-cxx.
3132 * config/moxie/moxie.c (moxie_function_value): First two
3133 parameters are const_tree, not tree.
3134 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3135 (REG_CLASS_NAMES): Ditto.
3136 (REGNO_REG_CLASS): Ditto.
3137 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3138 (moxie_function_value): Fix constyness of arguments.
3140 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3142 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3143 finalize_size_functions before further processing.
3144 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3145 (variable_size): Call self_referential_size on size expressions
3146 that contain a PLACEHOLDER_EXPR.
3147 (size_functions): New static variable.
3148 (copy_self_referential_tree_r): New static function.
3149 (self_referential_size): Likewise.
3150 (finalize_size_functions): New global function.
3151 * tree.c: Include tree-inline.h.
3152 (push_without_duplicates): New static function.
3153 (find_placeholder_in_expr): New global function.
3154 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3156 <tcc_expression>: Likewise.
3157 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3158 the call in the expression.
3159 * tree.h (finalize_size_functions): Declare.
3160 (find_placeholder_in_expr): Likewise.
3161 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3162 (substitute_placeholder_in_expr): Update comment.
3163 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3165 (copy_tree_body_r): Likewise.
3166 (copy_tree_body): New static function.
3167 (maybe_inline_call_in_expr): New global function.
3168 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3169 (maybe_inline_call_in_expr): Declare.
3170 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3171 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3174 2009-06-30 Richard Guenther <rguenther@suse.de>
3176 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3178 (propagate_necessity): Do not mark reaching defs of stores
3181 2009-06-30 Jan Hubicka <jh@suse.cz>
3183 * cfgloopanal.c (check_irred): Move into ...
3184 (mark_irreducible_loops): ... here; return true if ireducible
3186 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3187 (analyze_function): Try to prove loop finiteness.
3188 * cfgloop.h (mark_irreducible_loops): Update prototype.
3189 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3191 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3193 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3195 2009-06-30 Ira Rosen <irar@il.ibm.com>
3197 PR tree-optimization/40542
3198 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3201 2009-06-30 Martin Jambor <mjambor@suse.cz>
3203 PR tree-optimization/40582
3204 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3205 than useless_type_conversion_p.
3206 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3209 2009-06-30 Martin Jambor <mjambor@suse.cz>
3212 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3214 2009-06-30 Richard Guenther <rguenther@suse.de>
3216 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3217 use ao_ref references.
3218 (walk_aliased_vdefs): Likewise.
3219 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3220 * tree-ssa-dce.c (struct ref_data): Remove.
3221 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3222 (mark_aliased_reaching_defs_necessary): Adjust.
3223 (mark_all_reaching_defs_necessary_1): Likewise.
3225 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3228 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3229 (emit_store_flag_1): Extract from emit_store_flag, adjust
3230 calls to (what now is) emit_cstore.
3231 (emit_store_flag): Call emit_store_flag_1 and also use it
3232 for what used to be recursive calls.
3234 2009-06-30 Wei Guozhi <carrot@google.com>
3237 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3238 if the target bb post dominates from bb.
3239 * config/i386/i386.c (memory_address_length): Check existence of base
3240 register before using it.
3242 2009-06-30 Nick Clifton <nickc@redhat.com>
3243 DJ Delorie <dj@redhat.com>
3245 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3246 __FMOVD_ENABLED__ is defined.
3248 (TARGET_FMOVD): Provide a default definition.
3249 (MASK_FMOVD): Likewise.
3250 (TARGET_CPU_CPP_BUILTINS): Define
3251 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3252 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3253 two fmov instructions depending upon whether TARGET_FMOVD is
3255 (split for DF load from memory into register): Also handle
3256 MEMs which consist of REG+DISP addressing.
3257 (split for DF store from register to memory): Likewise.
3258 * config/sh/sh.opt (mfmovd): Remove this switch.
3259 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3260 * config/sh/sh.c (sh_override_options): Do not automatically
3261 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3262 that to the -mfmovd command line switch.
3264 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3266 (fldi_ok): Always allow.
3267 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3269 2009-06-29 DJ Delorie <dj@redhat.com>
3271 * doc/install.texi (mep-x-elf): Correct chip's full name.
3273 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3275 * doc/extend.texi: Fix typo.
3277 2009-06-29 Tom Tromey <tromey@redhat.com>
3280 * Makefile.in (DWARF2_H): New variable.
3282 (dwarf2out.o): Likewise.
3283 (dwarf2asm.o): Likewise.
3284 * config/i386/t-i386: Use DWARF2_H.
3285 * except.c: Include elf/dwarf2.h.
3286 * unwind-dw2.c: Include elf/dwarf2.h.
3287 * dwarf2out.c: Include elf/dwarf2.h.
3288 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3289 <dtprel>: New field.
3290 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3291 (size_of_loc_descr): Likewise.
3292 (output_loc_operands_raw): Likewise.
3293 (output_loc_operands): Handle new dtprel field.
3294 (loc_checksum): Update.
3295 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3296 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3297 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3298 * dwarf2asm.c: Include elf/dwarf2.h.
3299 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3300 * config/mmix/mmix.c: Include elf/dwarf2.h.
3301 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3302 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3303 * config/sh/sh.c: Include elf/dwarf2.h.
3304 * config/i386/i386.c: Include elf/dwarf2.h.
3306 2009-06-29 DJ Delorie <dj@redhat.com>
3308 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3310 * doc/extend.texi: Add MeP attributes and pragmas.
3311 * doc/invoke.text: Add MeP Options.
3312 * doc/contrib.texi: Add MeP contribution.
3313 * doc/md.texi: Add MeP constraints.
3314 * doc/install.texi: Add MeP target.
3316 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3318 * target.h (struct gcc_target): Add frame_pointer_required field.
3319 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3320 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3321 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3323 * reload1.c (update_eliminables): (Ditto.).
3324 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3325 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3326 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3328 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3330 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3331 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3332 (arm_frame_pointer_required): New function.
3334 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3335 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3336 (avr_frame_pointer_required_p): Declare as static.
3337 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3339 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3340 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3341 (bfin_frame_pointer_required): Make as static, change return type
3343 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3345 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3346 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3347 (cris_frame_pointer_required): New function.
3349 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3351 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3352 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3353 (fr30_frame_pointer_required): New function.
3355 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3356 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3357 (frv_frame_pointer_required): Make as static, change return type
3359 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3361 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3362 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3363 (ix86_frame_pointer_required): Make as static, change return type to
3365 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3367 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3368 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3370 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3372 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3374 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3376 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3377 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3378 (mips_frame_pointer_required): Make as static.
3379 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3381 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3382 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3383 (mmix_frame_pointer_required): Mew function.
3385 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3386 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3388 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3390 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3392 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3394 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3395 (CAN_ELIMINATE): Redefine.
3396 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3397 (sparc_frame_pointer_required): New function.
3398 (sparc_can_eliminate): New function.
3399 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3401 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3402 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3404 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3405 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3406 (xtensa_frame_pointer_required): Make as static, change return type
3408 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3411 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3413 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3414 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3415 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3416 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3417 (register_callback): Handle PLUGIN_START_UNIT.
3418 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3420 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3422 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3424 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3425 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3427 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3429 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3432 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3434 * doc/extend.texi (Additional Floating Types): __float128 is also
3435 supported on i386 targets.
3437 2009-06-29 Richard Guenther <rguenther@suse.de>
3440 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3442 (pt_solutions_same_restrict_base): Declare.
3443 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3445 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3446 (make_constraint_from, make_copy_constraint): Move earlier.
3447 (make_constraint_from_heapvar): New function.
3448 (make_constraint_from_restrict): Likewise.
3449 (handle_lhs_call): Use it.
3450 (find_func_aliases): Use it to track conversions to restrict
3452 (struct fieldoff): Add only_restrict_pointers flag.
3453 (push_fields_onto_fieldstack): Initialize it.
3454 (create_variable_info_for): Track global restrict qualified pointers.
3455 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3456 Track restrict qualified pointer arguments.
3457 (set_uids_in_ptset): Use varinfo is_global_var flag.
3458 (find_what_var_points_to): Set the vars_contains_restrict flag.
3459 Always create the points-to solution for sets including restrict tags.
3460 (pt_solutions_same_restrict_base): New function.
3461 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3462 qualified pointers use pt_solutions_same_restrict_base as
3463 additional source for disambiguation.
3465 2009-06-29 Richard Guenther <rguenther@suse.de>
3468 * alias.c (find_base_decl): Remove.
3469 (get_deref_alias_set_1): Remove restrict handling.
3470 * c-common.c (c_apply_type_quals_to_decl): Do not set
3471 DECL_POINTER_ALIAS_SET.
3472 * gimplify.c (find_single_pointer_decl_1): Remove.
3473 (find_single_pointer_decl): Likewise.
3474 (internal_get_tmp_var): Remove restrict handling.
3475 (gimple_regimplify_operands): Likewise.
3476 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3477 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3478 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3479 * tree.c (restrict_base_for_decl): Remove.
3480 (init_ttree): Do not allocate it.
3481 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3482 LABEL_DECL_UID for label decls.
3483 (copy_node_stat): Do not copy restrict information.
3484 (decl_restrict_base_lookup): Remove.
3485 (decl_restrict_base_insert): Likewise.
3486 (print_restrict_base_statistics): Likewise.
3487 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3488 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3489 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3490 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3491 (LABEL_DECL_UID): Adjust.
3492 (DECL_BASED_ON_RESTRICT_P): Remove.
3493 (DECL_GET_RESTRICT_BASE): Likewise.
3494 (SET_DECL_RESTRICT_BASE): Likewise.
3495 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3497 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3498 instead of DECL_POINTER_ALIAS_SET.
3499 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3500 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3501 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3503 2009-06-29 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/40579
3506 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3507 the IL to simplify has constants that overflowed.
3509 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3511 PR tree-optimization/40550
3512 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3513 vector_compute_type only when the size of vector_compute_type is
3514 less than the size of type.
3516 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3518 * fold-const.c (contains_label_1): Fix comments.
3519 (contains_label_p): Do not walk trees multiple time.
3521 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3523 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3524 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3525 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3526 ix86_fp_comparison_operator.
3527 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3528 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3529 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3530 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3531 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3532 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3533 (related splits): Change predicate to ix86_fp_comparison_operator.
3534 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3535 instead of ix86_fp_comparison_codes.
3536 (ix86_trivial_fp_comparison_operator,
3537 ix86_fp_comparison_operator): New.
3538 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3539 (ix86_expand_compare): Eliminate last two parameters.
3540 (ix86_fp_jump_nontrivial_p): Kill.
3541 * config/i386/i386.c (put_condition_code): Eliminate call to
3542 ix86_fp_comparison_codes and subsequent assertion.
3543 (ix86_fp_comparison_codes): Eliminate.
3544 (ix86_fp_swap_condition): New.
3545 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3546 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3547 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3548 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3549 and ix86_fp_swap_condition.
3550 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3551 Use ix86_fp_comparison_strategy.
3552 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3553 (ix86_fp_jump_nontrivial_p): Eliminate.
3554 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3555 call to ix86_expand_compare.
3556 (ix86_split_fp_branch, ix86_expand_setcc,
3557 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3558 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3560 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3562 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3563 related to jump_clobbers.
3564 * config/arm/arm.md (conds): Remove jump_clob case.
3565 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3566 splits): Change comparison_operator to arm_comparison_operator.
3567 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3570 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3572 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3573 condition for floating point modes.
3574 * expmed.c (emit_store_flag_1): Move here a bigger part
3576 (emit_store_flag): Try swapping the condition for floating point
3578 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3580 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3582 * expr.c (expand_expr_real_1): Just use do_store_flag.
3583 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3584 emit_store_flag_force.
3585 * expmed.c (emit_store_flag_force): Copy here trick
3586 previously in expand_expr_real_1. Try reversing the comparison.
3587 (emit_store_flag_1): Work if target is NULL.
3588 (emit_store_flag): Work if target is NULL, using the result mode
3589 from the comparison. Use split_comparison, restructure final part
3590 to simplify conditionals.
3592 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3594 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3595 * dojump.c (do_jump): Change handling of floating-point
3596 ops to use just do_compare_and_jump.
3597 (split_comparison): New.
3598 (do_compare_rtx_and_jump): Add here logic coming previously
3599 in do_jump, using split_comparison.
3601 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3606 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3608 * tree-ssa-alias.c: Fix unintentional commit.
3610 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3612 * passes.c (execute_one_pass): Fix unintentional commit.
3614 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3616 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3617 (df_rd_local_compute, df_md_local_compute): Inline them.
3619 (df_md_scratch): New.
3620 (df_md_alloc, df_md_free): Allocate/free it.
3621 (df_md_local_compute): Only include live registers in init.
3622 (df_md_transfer_function): Prune the in-set computed by
3623 the confluence function, and the gen-set too.
3625 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3627 PR rtl-optimization/26854
3628 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3629 * df-problems.c (df_rd_add_problem): Fix comment.
3630 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3631 df_md_simulate_artificial_defs_at_top,
3632 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3633 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3634 df_md_transfer_function, df_md_init, df_md_confluence_0,
3635 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3636 problem_MD, df_md_add_problem): New.
3637 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3638 df_md_get_bb_info): New.
3639 (DF_LAST_PROBLEM_PLUS1): Adjust.
3641 * Makefile.in (fwprop.o): Include domwalk.h.
3642 * fwprop.c: Include domwalk.h.
3643 (reg_defs, reg_defs_stack): New.
3644 (bitmap_only_bit_between): Remove.
3645 (process_defs): New.
3646 (process_uses): Use reg_defs and local_md instead of
3647 bitmap_only_bit_between and local_rd.
3648 (single_def_use_enter_block): New, from build_single_def_use_links.
3649 (single_def_use_leave_block): New.
3650 (build_single_def_use_links): Remove code moved to
3651 single_def_use_enter_block, invoke domwalk.
3652 (use_killed_between): Adjust comment.
3654 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3656 * bitmap.h (bitmap_ior_and_into): New.
3657 * bitmap.c (bitmap_ior_and_into): New.
3659 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3661 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3662 before_dom_children_before_stmts and after_dom_children_after_stmts.
3663 Rename the two remaining callbacks to just before_dom_children and
3664 after_dom_children. Remove other GIMPLE statement walking bits.
3665 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3666 * graphite.c: Do not include domwalk.h.
3667 * tree-into-ssa.c (interesting_blocks): New global.
3668 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3669 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3670 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3671 now that they're not domwalk callbacks.
3672 (rewrite_initialize_block): Rename to...
3673 (rewrite_enter_block): ... this, place after called functions. Test
3674 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3675 (rewrite_finalize_block): Rename to...
3676 (rewrite_leave_block): ... this, place after called functions.
3677 (rewrite_update_init_block): Rename to...
3678 (rewrite_update_enter_block): ... this, place after called functions.
3679 Test interesting_blocks, call rewrite_update_stmt and
3680 rewrite_update_phi_arguments.
3681 (rewrite_update_fini_block): Rename to...
3682 (rewrite_leave_block): ... this, place after called functions.
3683 (rewrite_blocks): Remove last argument, simplify initialization of
3685 (mark_def_sites_initialize_block): Rename to...
3686 (mark_def_sites_block): ... this, call mark_def_sites.
3687 (mark_def_sites_blocks): Remove argument, simplify initialization of
3689 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3690 (update_ssa): Likewise.
3691 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3693 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3694 (dom_opt_initialize_block): Rename to...
3695 (dom_opt_enter_block): ... this, place after called functions. Walk
3696 statements here, inline propagate_to_outgoing_edges.
3697 (dom_opt_finalize_block): Rename to...
3698 (dom_opt_leave_block): ... this, place after called functions.
3699 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3701 (dse_enter_block, dse_record_phi): New.
3702 (dse_record_phis): Delete.
3703 (dse_finalize_block): Rename to...
3704 (dse_leave_block): ... this.
3705 (tree_ssa_dse): Simplify initialization of walk_data.
3706 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3707 Adjust initialization of walk_data.
3708 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3709 * tree-ssa-loop-phiopt.c (get_non_trapping):
3710 Adjust initialization of walk_data.
3711 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3712 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3713 it's not a domwalk callback.
3714 (uncprop_initialize_block): Rename to...
3715 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3716 (dse_finalize_block): Rename to...
3717 (dse_leave_block): ... this.
3718 (tree_ssa_uncprop): Simplify initialization of walk_data.
3719 * Makefile.in: Adjust dependencies.
3721 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3723 * arm.md (casesi): Fix test for Thumb1.
3724 (thumb1_casesi_internal_pic): Likewise.
3725 (thumb1_casesi_dispatch): Likewise.
3727 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3729 * config/arm/arm-cores.def: Added core cortex-m0.
3730 * config/arm/arm-tune.md: Regenerated.
3731 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3733 2009-06-26 DJ Delorie <dj@redhat.com>
3735 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3737 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3738 the scheduler doesn't tag jump insns.
3740 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3742 * c-decl.c (merge_decls): Re-indent.
3744 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3747 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3748 Special-case decimal float constants.
3750 2009-06-26 Richard Henderson <rth@redhat.com>
3752 * function.h (struct function): Add cannot_be_copied_reason,
3753 and cannot_be_copied_set.
3754 * tree-inline.c (has_label_address_in_static_1): Rename from
3755 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3756 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3757 don't set inline_forbidden_reason.
3758 (copy_forbidden): New function, split out of inline_forbidden_p.
3759 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3760 (inline_forbidden_p): Use copy_forbidden.
3761 (tree_versionable_function_p): Likewise.
3762 (inlinable_function_p): Merge into tree_inlinable_function_p.
3763 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3764 * ipa-cp.c (ipcp_versionable_function_p): New function.
3765 (ipcp_cloning_candidate_p): Use it.
3766 (ipcp_node_modifiable_p): Likewise.
3768 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3770 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3771 that is marked not to be inlined. Remove flag_mudflap use.
3772 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3773 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3775 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3778 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3779 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3781 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3783 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3785 (__mingwthr_remove_key_dtor): Likewise.
3787 2009-06-26 Richard Guenther <rguenther@suse.de>
3789 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3791 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3794 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3795 try the non-cond_exec path also.
3797 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3800 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3801 (output_cbranch): Use new functions.
3802 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3805 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3806 Pat Haugen <pthaugen@us.ibm.com>
3807 Revital Eres <ERES@il.ibm.com>
3809 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3810 for %c error. Add %x support to print VSX registers as a unified
3811 register set, instead of separate float and altivec registers.
3812 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3813 %y case, and add support for VSX pre-modify addresses.
3814 (output_toc): Add assert for CONST containing an integer constant
3816 (rs6000_adjust_cost): Add POWER7 support.
3817 (insn_must_be_first_in_group): Ditto.
3818 (insn_must_be_last_in_group): Ditto.
3819 (rs6000_emit_popcount): Ditto.
3820 (rs6000_vector_mode_supported_p): Ditto.
3822 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3823 Change some of the functions called by macros to being called
3824 through a pointer, so debug functions can be inserted if
3825 -mdebug=addr or -mdebug=cost.
3826 (rs6000_preferred_reload_class_ptr): Ditto.
3827 (rs6000_secondary_reload_class_ptr): Ditto.
3828 (rs6000_secondary_memory_needed_ptr): Ditto.
3829 (rs6000_cannot_change_mode_class_ptr): Ditto.
3830 (rs6000_secondary_reload_inner): Ditto.
3831 (rs6000_legitimize_reload_address): Ditto.
3832 (rs6000_legitimize_reload_address_ptr): Ditto.
3833 (rs6000_mode_dependent_address): Ditto.
3834 (rs6000_mode_dependent_address_ptr): Ditto.
3836 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3837 function to return true if the mode allows reg + integer
3839 (virtual_stack_registers_memory_p): New function to return true if
3840 the address refers to a virtual stack register.
3841 (rs6000_legitimate_offset_address_p): Move code to say whether a
3842 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3844 (rs6000_legitimate_address_p): Add checks for modes that only can
3845 do reg+reg addressing. Start adding VSX support.
3846 (rs6000_legitimize_reload_address): Ditto.
3847 (rs6000_legitimize_address): Ditto.
3848 (rs6000_debug_legitimate_address_p): New debug functions for
3849 -mdebug=addr and -mdebug=cost.
3850 (rs6000_debug_rtx_costs): Ditto.
3851 (rs6000_debug_address_costs): Ditto.
3852 (rs6000_debug_adjust_cost): Ditto.
3853 (rs6000_debug_legitimize_address): Ditto.
3854 (rs6000_legitimize_reload_address_ptr): Point to call normal
3855 function or debug function. Make functions called via pointer
3857 (rs6000_mode_dependent_address_ptr): Ditto.
3858 (rs6000_secondary_reload_class_ptr): Ditto.
3859 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3860 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3861 into a friendlier error.
3862 (rs6000_init_builtins): Add initial VSX support.
3863 (rs6000_adjust_cost): Fix some spacing issues.
3865 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3866 (REG_CLASS_NAMES): Ditto.
3867 (REG_CLASS_CONTENTS): Ditto.
3868 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3869 pointer, to add -mdebug=addr support.
3870 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3871 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3872 -mdebug=addr support.
3873 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3874 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3875 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3877 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3879 (bswapsi*): Set attribute types for load/store. Add combiner
3880 patterns to eliminate zero extend on 64-bit.
3881 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3882 stdbrx if the hardware supports those instructions.
3884 2009-06-25 Ian Lance Taylor <iant@google.com>
3886 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3887 (Link Options): Document -static-libstdc++.
3889 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3892 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3893 DATA_ALIGNMENT instead.
3895 2009-06-25 Richard Guenther <rguenther@suse.de>
3897 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3898 indirect references against the callused/escaped solutions.
3899 (call_may_clobber_ref_p_1): Likewise.
3901 2009-06-25 Martin Jambor <mjambor@suse.cz>
3903 PR tree-optimization/40493
3904 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3905 (enum unscalarized_data_handling): New type.
3906 (handle_unscalarized_data_in_subtree): Return what has been done.
3907 (load_assign_lhs_subreplacements): Handle left flushes differently.
3908 (sra_modify_assign): Use unscalarized_data_handling, simplified
3909 condition determining whether to remove the statement.
3911 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3913 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3914 excerpt - @ should be doubled for texinfo.
3916 2009-06-24 Ian Lance Taylor <iant@google.com>
3918 * config/arc/arc.c: Include "df.h".
3919 (arc_attribute_table): Make static. Move higher in file.
3920 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3921 (output_shift): Initialize n later to avoid warning.
3922 * config/arm/arm.c (arm_attribute_table): Make static. Move
3924 * config/avr/avr.c (avr_attribute_table): Make static. Move
3926 (reg_class_tab): Change array type from int to enum reg_class.
3927 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3929 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3930 (lshrhi3_out): Likewise.
3931 (class_likely_spilled_p): Change return type to bool.
3932 (avr_rtx_costs): Use local code variable with enum type.
3933 * config/avr/avr.md (movmemhi): Use add_reg_note.
3934 (andhi3, andsi3): Don't use AS2 with "and".
3935 (iorhi3, iorsi3): Don't use AS2 with "or".
3936 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3937 * config/crx/crx.c: Include "df.h".
3938 (crx_attribute_table): Make static.
3939 * config/m32r/m32r.c: Include "df.h".
3940 (m32r_attribute_table): Make static. Move higher in file.
3941 (pop): Use add_reg_note.
3942 (block_move_call): Change 0 to LCT_NORMAL in function call.
3943 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3944 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3945 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3946 declare, not just when TREE_CODE is defined.
3947 * config/m68hc11/m68hc11.c: Include "expr.h".
3948 (m68hc11_attribute_table): Make static. Move higher in file.
3949 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3951 (m68hc11_register_indirect_p): Likewise.
3952 (m68hc11_function_arg_padding): Change return type to enum
3954 (emit_move_after_reload): Use add_reg_note.
3955 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3956 (m68hc11_split_logical): Likewise.
3957 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3959 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3960 to VOIDmode in function call.
3961 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3963 (m68hc11_split_logical): Update declaration.
3964 (m68hc11_function_arg_padding): Update declaration.
3965 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3966 to array of enum reg_class.
3967 (mcore_attribute_table): Make static. Move higher in file.
3968 (mcore_rtx_costs): Add cast to enum type.
3969 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3970 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3971 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3973 * config/sh/predicates.md (trapping_target_operand): Rename and to
3975 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3977 * config/spu/spu.c (spu_attribute_table): Make static. Move
3979 * config/v850/v850.c (v850_attribute_table): Make static. Move
3981 (v850_rtx_costs): Use local code with enum type.
3982 (expand_epilogue): Add cast.
3983 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3985 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3988 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3989 -m2a-single-only and -m2a-nofpu.
3990 * config/sh/sh.opt: Document m2a generates FPU code.
3992 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3994 * defaults.h (CAN_ELIMINATE): Provide default.
3995 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3996 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3997 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3998 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3999 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4000 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4001 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4002 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4003 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4004 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4006 2009-06-24 DJ Delorie <dj@redhat.com>
4008 * mep-ext-cop.cpu: Fix copyright notice.
4009 * mep-default: Fix copyright notice.
4010 * mep-core: Fix copyright notice.
4011 * mep: Fix copyright notice.
4012 * mep-ivc2: Fix copyright notice.
4013 * mep-c5: Fix copyright notice.
4015 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4017 * doc/contrib.texi (Contributors):
4019 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4022 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4023 src and dst operands if necessary.
4025 2009-06-23 DJ Delorie <dj@redhat.com>
4028 * config.gcc: Add mep support.
4029 * recog.c: Resurrect validate_replace_rtx_subexp().
4030 * recog.h: Likewise.
4031 * config/mep/: Add new port:
4032 * config/mep/constraints.md: New file.
4033 * config/mep/default.h: New file.
4034 * config/mep/intrinsics.h: New file.
4035 * config/mep/intrinsics.md: New file.
4036 * config/mep/ivc2-template.h: New file.
4037 * config/mep/mep-c5.cpu: New file.
4038 * config/mep/mep-core.cpu: New file.
4039 * config/mep/mep-default.cpu: New file.
4040 * config/mep/mep-ext-cop.cpu: New file.
4041 * config/mep/mep-intrin.h: New file.
4042 * config/mep/mep-ivc2.cpu: New file.
4043 * config/mep/mep-lib1.asm: New file.
4044 * config/mep/mep-lib2.c: New file.
4045 * config/mep/mep-pragma.c: New file.
4046 * config/mep/mep-protos.h: New file.
4047 * config/mep/mep-tramp.c: New file.
4048 * config/mep/mep.c: New file.
4049 * config/mep/mep.cpu: New file.
4050 * config/mep/mep.h: New file.
4051 * config/mep/mep.md: New file.
4052 * config/mep/mep.opt: New file.
4053 * config/mep/predicates.md: New file.
4054 * config/mep/t-mep: New file.
4056 2009-06-23 Ian Lance Taylor <iant@google.com>
4058 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4059 from loose_warn into c_loose_warn and from strict_warn into
4060 c_strict_warn. Set and substitute warn_cxxflags. Check for
4061 --enable-build-with-cxx. Set and substitute
4062 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4063 * Makefile.in (CXXFLAGS): New variable.
4064 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4065 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4066 the default is the same as $(STRICT_WARN).
4067 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4068 (CXX): New variable.
4069 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4070 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4071 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4072 (HOST_LIBS): New variable.
4073 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4074 (ALL_CXXFLAGS): New variable.
4075 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4076 * doc/install.texi (Configuration): Document
4077 --enable-build-with-cxx, --with-stage1-ldflags,
4078 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4079 * configure: Rebuild.
4081 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4083 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4084 from previous commit.
4086 2009-06-23 Ian Lance Taylor <iant@google.com>
4088 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4090 2009-06-23 Ian Lance Taylor <iant@google.com>
4092 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4093 with ATTRIBUTE_UNUSED.
4095 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4096 Pat Haugen <pthaugen@us.ibm.com>
4097 Revital Eres <eres@il.ibm.com>
4099 * config.in (HAVE_AS_POPCNTD): Add default definition.
4100 (HAVE_AS_LWSYNC): Ditto.
4102 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4104 (gcc_cv_as_powerpc_cmpb): Ditto.
4105 (gcc_cv_as_powerpc_dfp): Ditto.
4106 (gcc_cv_as_powerpc_vsx): Ditto.
4107 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4108 supporting the popcntd/lwsync instructions.
4109 (gcc_cv_as_powerpc_lwsync): Ditto.
4110 * configure: Regenerate.
4112 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4113 -mcpu=native and -mcpu=power7.
4114 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4116 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4117 a variable instead of a mask to reduce the number of mask bits.
4118 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4119 (-mbit-word): Ditto.
4120 (-mregnames): Ditto.
4121 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4122 (-mfused-madd): Ditto.
4124 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4126 (-mvsx): New switch for VSX instructions.
4127 (-misel): Move from a variable to a mask to allow it to be set by
4130 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4131 function declaration to an array declaration.
4132 (rs6000_hard_regno_nregs): New external array declaration.
4134 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4135 files included by rs6000.md.
4137 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4138 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4140 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4142 (rs6000_debug_reg): New -mdebug= variables.
4143 (rs6000_debug_addr): Ditto.
4144 (rs6000_debug_cost): Ditto.
4145 (rs6000_pmode): New variable to hold Pmode.
4146 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4147 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4148 calculated at compiler start.
4149 (rs6000_hard_regno_nregs): Change function to an array which holds
4150 HARD_REGNO_NREGS calculated at compiler start.
4151 (rs6000_explicit_options): Delete isel field.
4152 (rs6000_vector_unit): New array to hold which vector unit
4153 supports arithmetic options for a given type.
4154 (rs6000_vector_mem): New array to hold which vector unit supports
4155 memory reference operations for a given type.
4156 (rs6000_vector_align): New array to given the alignment of each
4158 (power7_cost): New basic costs for power7.
4159 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4160 (rs6000_hard_regno_nregs_internal): New function, moved from
4161 HARD_REGNO_NREGS, to calculate the number of registers each hard
4162 register takes for each type.
4163 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4164 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4165 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4166 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4167 unit information here so it is calculated once at compiler startup
4169 (rs6000_override_options): Make -misel a target mask. Add more
4170 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4171 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4173 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4174 (rs6000_handle_option): Move -misel from variable to target mask.
4175 (rs6000_builtin_mask_for_load): Add VSX support.
4176 (rs6000_conditional_register_usage): Ditto.
4177 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4178 (function_arg_boundary): Ditto.
4179 (rs6000_expand_builtin): Ditto.
4180 (def_builtin): Make abort message a little friendlier.
4181 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4183 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4184 assembler support the popcntd instruction instead of a vsx
4185 instruction to enable power7 support.
4186 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4187 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4188 option to the assembler if -mcpu=native.
4189 (ASM_CPU_NATIVE_SPEC): Ditto.
4190 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4192 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4193 the lwsync instruction.
4194 (enum processor_type): Add PROCESSOR_POWER7.
4195 (rs6000_debug_reg): New -mdebug= options.
4196 (rs6000_debug_addr): Ditto.
4197 (rs6000_debug_cost): Ditto.
4198 (rs6000_isel): Delete.
4199 (enum rs6000_vector): New enum to say what vector unit we have.
4200 (VECTOR_UNIT_*): New macros to say which vector unit has
4201 arithmetic operations for a given type.
4202 (VECTOR_MEM_*): New macros to say which vector unit has memory
4203 operations for a given type.
4204 (TARGET_LDBRX): Whether the machine supports the ldbrx
4206 (TARGET_ISEL): Delete, -misel moved to be a mask.
4207 (TARGET_ISEL64): New macro for 64-bit isel support.
4208 (UNITS_PER_VSX_WORD): New macro.
4209 (POINTER_SIZE): Move to be an external variable, rather than
4210 calculating whether we are generating 32 ot 64-bit code.
4212 (STACK_BOUNDARY): Add VSX support.
4213 (LOCAL_ALIGNMENT): Ditto.
4214 (SLOW_UNALIGNED_ACCESS): Ditto.
4215 (VSX_REGNO_P): New macro for VSX support.
4216 (VFLOAT_REGNO_P): Ditto.
4217 (VINT_REGNO_P): Ditto.
4218 (VLOGICAL_REGNO_P): Ditto.
4219 (VSX_VECTOR_MODE): Ditto.
4220 (VSX_SCALAR_MODE): Ditto.
4222 (VSX_MOVE_MODE): Ditto.
4223 (VSX_REG_CLASS_P): Ditto.
4224 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4226 (UNITS_PER_SIMD_WORD): Add VSX support.
4227 (MODES_TIEABLE_P): Ditto.
4228 (STARTING_FRAME_OFFSET): Ditto.
4229 (STACK_DYNAMIC_OFFSET): Ditto.
4230 (EPILOGUE_USES): Ditto.
4231 (REGNO_REG_CLASS): Move to array lookup.
4232 (CLASS_MAX_NREGS): Ditto.
4233 (rs6000_vector_reg_class): Add declaration.
4234 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4235 overlap with the floating point and Altivec registers.
4237 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4239 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4240 give the appropriate asm switches if -mcpu=native.
4241 (host_detect_local_cpu): Add support for "asm".
4242 (host_detect_local_cpu): Follow GNU code guidelines for name.
4244 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4245 -mbit-word to a variable instead of being a target mask.
4247 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4248 emit the lwsync instruction instead of emitting the instruction as
4249 an integer constant.
4251 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4252 fixuns_trundfsi2, move expander into rs6000.md.
4254 * config/rs6000/rs6000.md (cpu): Add power7.
4255 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4256 (logical predicate patterns): Change the single instruction
4257 primitives that set CR0 to be fast_compare instead of compare.
4259 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4260 (popcntddi2): Ditto.
4261 (popcount<mode>): Ditto.
4262 (floating multiply/add insns): Name the floating point
4264 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4265 (isel_unsigned_<mode>): Ditto.
4266 (fixuns_trundfsi2): Move expander here from spe.md.
4267 (smindi3): Define if we have -misel on 64-bit systems.
4272 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4274 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4276 * config/avr/avr.c (avr_current_device): New variable.
4277 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4278 (avr_arch, mcu_type_s): Move to avr.h.
4279 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4280 default_data_section_start fields.
4281 (avr_arch): Moved from avr.c.
4282 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4283 library_name fields.
4284 (avr_current_device, avr_mcu_types, avr_arch_types,
4285 avr_device_to_arch, avr_device_to_data_start,
4286 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4287 (EXTRA_SPEC_FUNCTIONS): Define.
4288 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4289 options mapping. Use device_to_arch and device_to_data_start insted.
4290 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4291 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4292 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4293 * config/avr/driver-avr.c: New file.
4294 * config/avr/avr-devices.c: New file.
4296 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4298 * var-tracking.c (unshare_variable): Force initialized to
4299 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4300 (set_variable_part): Likewise.
4301 (struct variable_union_info): Remove pos_src field.
4302 (vui_vec, vui_allocated): New variables.
4303 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4304 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4305 == 1 use a simpler sorting algorithm. Compute pos field right
4306 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4307 Avoid quadratic comparison if !flag_var_tracking_uninit.
4308 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4309 unshare_variable unconditionally.
4310 (dataflow_set_different_2): Removed.
4311 (dataflow_set_different): Don't traverse second hash table.
4312 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4313 unconditionally to var_reg_set or var_mem_set.
4314 (emit_notes_in_bb): Likewise.
4315 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4317 (emit_note_insn_var_location): Don't set initialized to
4318 VAR_INIT_STATUS_INITIALIZED early.
4319 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4321 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4323 * tree-object-size.c (addr_object_size): Instead of checking
4324 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4325 are no FIELD_DECLs following it.
4327 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4329 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4330 order to match bswaps with signed source operands.
4332 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4334 * sdbout.c (sdbout_one_type): Fix braces in switch.
4336 2009-06-23 Richard Guenther <rguenther@suse.de>
4338 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4340 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4341 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4342 var_callused, callused_tree, var_storedanything, storedanything_tree,
4343 var_integer, integer_tree): Remove global variables.
4344 (new_var_info): Do not pass new id, append the new var to the
4345 global variable vector.
4346 (do_ds_constraint): Use is_global_var member of the variable-info.
4347 (new_scalar_tmp_constraint_exp): Adjust.
4348 (create_function_info_for): Likewise.
4349 (create_variable_info_for): Likewise.
4350 (find_what_var_points_to): Remove dead code.
4351 (init_base_vars): Simplify.
4352 (compute_points_to_sets): Adjust.
4354 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4356 * combine.c (try_combine): Dump information about the insns we're
4359 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4361 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4362 check when calling force_to_mode on TRUNCATE's operand.
4364 2009-06-22 Ian Lance Taylor <iant@google.com>
4366 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4368 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4370 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4372 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4374 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4375 override library linkage flags such as -static-libgcc or
4378 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4380 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4382 2009-06-22 Ian Lance Taylor <iant@google.com>
4384 * config/linux.opt: Put mglibc ahead of muclibc.
4386 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4387 for duplicate decls.
4389 2009-06-22 Matthias Klose <doko@ubuntu.com>
4391 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4393 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4396 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4397 instead of NULL if a parser error occurs.
4399 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4401 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4402 non-DWARF2_DEBUGGING_INFO version.
4404 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4406 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4407 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4409 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4410 (LIBGCC2_TF_CEXT): Define.
4413 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4416 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4418 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4420 * config/arm/arm.c (arm_override_options): Disable
4421 -mcaller-super-interworking and -mcallee-super-interworking.
4422 * doc/invoke.texi (ARM Options): Document this.
4424 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4426 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4427 * config/arm/constraints.md (j): New constraint for movw operands.
4428 (N): Remove thumb2 meaning.
4429 * config/arm/arm.md (*arm_movw): Delete.
4430 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4431 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4432 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4434 2009-06-22 Martin Jambor <mjambor@suse.cz>
4436 PR tree-optimization/40492
4437 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4438 build_ref_for_offset.
4440 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4442 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4443 JUMP_TABLE_DATA_P predicates where applicable.
4444 * auto-inc-dec.c: Ditto.
4445 * builtins.c: Ditto.
4446 * caller-save.c: Ditto.
4448 * cfgcleanup.c: Ditto.
4449 * cfglayout.c: Ditto.
4452 * combine-stack-adj.c: Ditto.
4458 * dwarf2asm.c: Ditto.
4459 * dwarf2out.c: Ditto.
4460 * emit-rtl.c: Ditto.
4466 * function.c: Ditto.
4469 * genpreds.c: Ditto.
4470 * genrecog.c: Ditto.
4472 * ira-costs.c: Ditto.
4473 * ira-lives.c: Ditto.
4476 * lower-subreg.c: Ditto.
4477 * modulo-sched.c: Ditto.
4479 * postreload.c: Ditto.
4480 * print-rtl.c: Ditto.
4489 * sched-vis.c: Ditto.
4491 * sel-sched-ir.c: Ditto.
4492 * simplify-rtx.c: Ditto.
4493 * targhooks.c: Ditto.
4494 * var-tracking.c: Ditto.
4495 * vmsdbgout.c: Ditto.
4497 2009-06-22 Matthias Klose <doko@ubuntu.com>
4499 * Makefile.in (install-plugin): Always use DESTDIR.
4501 2009-06-22 Olivier Hainque <hainque@adacore.com>
4503 * config/pa/pa.c (output_call): Don't optimize post call jumps
4504 into return address adjustments if the call may throw.
4506 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4508 * arm.c (thumb1_output_casesi): New function.
4509 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4510 optimizing for size or PIC.
4511 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4512 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4513 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4514 (thumb1_casesi_internal_pic): New expand rule.
4515 (thumb1_casesi_dispatch): New pattern.
4516 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4518 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4519 in the text seciton when PIC or optimizing for size.
4520 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4521 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4522 preservation properties of code.
4523 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4524 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4525 (__gnu_thumb1_case_si): New function.
4526 * t-arm (LIB1ASMSRC): Define here.
4527 (LIB1ASMFUNCS): Add some common functions.
4528 * t-arm-elf (LIB1ASMSRC): Delete.
4529 (LIB1ASMFUNCS): Append to existing set.
4530 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4531 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4532 * t-symbian (LIB1ASMFUNCS): Likewise.
4533 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4534 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4536 2009-06-21 Richard Guenther <rguenther@suse.de>
4538 PR tree-optimization/38729
4539 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4540 to loops with a single exit if -fno-expensive-optimizations.
4542 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4544 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4545 (dataflow_set): Change vars type from htab_t to shared_hash.
4546 (shared_hash_pool, empty_shared_hash): New variables.
4547 (vars_clear): Removed.
4548 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4549 shared_hash_find_slot_unshare, shared_hash_find_slot,
4550 shared_hash_find_slot_noinsert, shared_hash_find): New
4552 (shared_hash_unshare, shared_hash_destroy): New functions.
4553 (unshare_variable): Unshare set->vars if shared, use
4555 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4556 (get_init_value, find_src_set_src, dump_dataflow_set,
4557 clobber_variable_part, emit_notes_for_differences): Use
4559 (dataflow_set_init): Remove second argument, set vars to
4560 empty_shared_hash instead of creating a new htab.
4561 (dataflow_set_clear): Call shared_hash_destroy and set vars
4562 to empty_shared_hash instead of calling vars_clear.
4563 (dataflow_set_copy): Don't call vars_copy, instead just share
4564 the src htab with dst.
4565 (variable_union): Use shared_hash_*, use initially NO_INSERT
4566 lookup if set->vars is shared. Don't keep slot cleared before
4567 calling unshare_variable. Unshare set->vars if needed.
4568 Even ->refcount == 1 vars must be unshared if set->vars is shared
4569 and var needs to be modified.
4570 (variable_canonicalize): New function.
4571 (dataflow_set_union): If dst->vars is empty, just share src->vars
4572 with dst->vars and traverse with variable_canonicalize to canonicalize
4573 and unshare what is needed.
4574 (dataflow_set_different): If old_set and new_set use the same shared
4575 htab, they aren't different. If number of htab elements is different,
4576 htabs are different. Use shared_hash_*.
4577 (dataflow_set_destroy): Call shared_hash_destroy instead of
4579 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4580 second argument to dataflow_set_init.
4581 (vt_initialize): Likewise. Initialize shared_hash_pool and
4582 empty_shared_hash, move bb in/out initialization afterwards.
4583 Use variable_htab_free instead of NULL as changed_variables del hook.
4584 (variable_was_changed): Change type of second argument to pointer to
4585 dataflow_set. When inserting var into changed_variables, bump
4586 refcount. Unshare set->vars if set is shared htab and slot needs to
4588 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4589 lookup if set->vars is shared. Unshare set->vars if needed.
4590 Even ->refcount == 1 vars must be unshared if set->vars is shared
4591 and var needs to be modified. Adjust variable_was_changed caller.
4592 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4593 vars must be unshared if set->vars is shared and var needs to be
4594 modified. Adjust variable_was_changed caller.
4595 (emit_note_insn_var_location): Don't pool_free var.
4596 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4598 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4599 free_alloc_pool on shared_hash_pool.
4601 2009-06-20 Anthony Green <green@moxielogic.com>
4603 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4604 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4606 2009-06-20 Richard Guenther <rguenther@suse.de>
4608 * tree-ssa-structalias.c (find_func_aliases): For memset use
4609 a constraint from NULL if we memset to zero.
4610 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4611 we explicitly handle that do not read from memory.
4612 (call_may_clobber_ref_p_1): Properly handle builtins that may
4615 2009-06-20 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/40495
4618 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4619 (new_scalar_tmp_constraint_exp): New function.
4620 (process_constraint): Do not create temporary decls.
4621 (process_all_all_constraints): Likewise.
4622 (handle_const_call): Likewise.
4623 (create_function_info_for): Do not set decl.
4625 2009-06-19 Ian Lance Taylor <iant@google.com>
4627 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4628 (rs6000_attribute_table): Make static; move before use.
4630 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4632 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4633 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4634 Propagate the TREE_READONLY flag without overwriting it.
4635 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4636 Propagate the TREE_READONLY flag onto the result.
4637 (process_call_operands): Move around. Use correct constant value.
4639 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4642 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4643 * config/arm/arm.md: Likewise.
4645 2009-06-19 Ian Lance Taylor <iant@google.com>
4647 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4648 to GIMPLE_ERROR_MARK.
4650 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4651 op2_original_type parameters. Warn about using different enum types.
4652 * c-parser.c (c_parser_conditional_expression): Pass original
4653 types to build_conditional_expr.
4654 * c-tree.h (build_conditional_expr): Update declaration.
4656 2009-06-19 Ian Lance Taylor <iant@google.com>
4658 * config/i386/i386.c (ix86_function_specific_save): Test that
4659 fields match values, rather than testing the values are in a
4662 2009-06-19 Richard Guenther <rguenther@suse.de>
4664 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4666 (ptr_derefs_may_alias_p): Likewise.
4667 (ptr_deref_may_alias_ref_p_1): New function.
4668 (ptr_deref_may_alias_ref_p): Likewise.
4669 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4670 covered by looking at the ESCAPED solution.
4671 (call_may_clobber_ref_p_1): Likewise.
4672 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4673 Handle NULL_TREE offset. Do not produce redundant constraints.
4674 (process_all_all_constraints): New helper function.
4675 (do_structure_copy): Use it.
4676 (handle_lhs_call): Likewise.
4677 (find_func_aliases): Handle some builtins with pointer arguments
4678 and/or return values explicitly.
4680 2009-06-19 Ian Lance Taylor <iant@google.com>
4682 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4684 2009-06-19 Ian Lance Taylor <iant@google.com>
4686 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4688 2009-06-19 Ian Lance Taylor <iant@google.com>
4690 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4691 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4694 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4695 uninitialized const.
4697 2009-06-19 Ian Lance Taylor <iant@google.com>
4699 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4702 * c-decl.c (in_struct, struct_types): Remove.
4703 (struct c_binding): Add in_struct field.
4704 (c_binding_ptr): Define type, along with VEC.
4705 (struct c_struct_parse_info): Define.
4706 (struct_parse_info): New static variable.
4707 (bind): Initialize in_struct field.
4708 (start_struct): Remove enclosing_in_struct and
4709 enclosing_struct_types parameters. Add
4710 enclosing_struct_parse_info parameter. Change all callers. Set
4711 struct_parse_info rather than in_struct and struct_types.
4712 (grokfield): If -Wc++-compat and there is a symbol binding for the
4713 field name, set the in_struct flag and push it on the
4714 struct_parse_info->fields vector.
4715 (warn_cxx_compat_finish_struct): New static function.
4716 (finish_struct): Remove enclosing_in_struct and
4717 enclosing_struct_types parameters. Add
4718 enclosing_struct_parse_info parameter. Change all callers. Don't
4719 set C_TYPE_DEFINED_IN_STRUCT here. Call
4720 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4721 parameter. Only push on struct_types if warn_cxx_compat.
4722 (finish_enum): Only push on struct_types if warn_cxx_compat.
4723 (declspecs_add_type): Add loc parameter. Change all callers.
4724 Change all error calls to error_at. Pass loc, not input_location,
4725 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4726 defined in a struct. If -Wc++-compat and parsing a struct, record
4727 that a typedef name was used.
4728 * c-parser.c (c_parser_declspecs): Get location to pass to
4730 (c_parser_struct_or_union_specifier): Update calls to start_struct
4732 * c-tree.h (struct c_struct_parse_info): Declare.
4733 (finish_struct, start_struct): Update declarations.
4734 (declspecs_add_type): Update declaration.
4736 2009-06-19 Ian Lance Taylor <iant@google.com>
4738 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4739 variable with an anonymous type.
4741 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4743 * see.c: Remove for real.
4745 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4747 * optabs.h (enum optab_index): Add new OTI_significand.
4748 (significand_optab): Define corresponding macro.
4749 * optabs.c (init_optabs): Initialize significand_optab.
4750 * genopinit.c (optabs): Implement significand_optab using
4751 significand?f2 patterns.
4752 * builtins.c (expand_builtin_mathfn): Handle
4753 BUILT_IN_SIGNIFICAND{,F,L}.
4754 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4755 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4757 * config/i386/i386.md (significandxf2, significand<mode>2): New
4758 expanders to implement significandf, significand and significandl
4759 built-ins as inline x87 intrinsics.
4761 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4763 * config/avr/avr.c (avr_override_options): Remove setting value of
4764 PARAM_INLINE_CALL_COST.
4766 2009-06-18 Richard Henderson <rth@redhat.com>
4769 * tree-pass.h (TDF_ASMNAME): New.
4770 * tree-dump.c (dump_options): Add asmname.
4771 * doc/invoke.texi: Document it.
4773 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4774 (dump_decl_name): ...here.
4775 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4776 (dump_generic_node): Update dump_function_name calls.
4777 (print_call_name): New flags arg; update all dump calls.
4778 * diagnostic.h (print_call_name): Update.
4779 * gimple-pretty-print.c (dump_gimple_call): Update.
4781 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4784 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4786 2009-06-18 Diego Novillo <dnovillo@google.com>
4788 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4789 * plugin.c (str_license): Declare.
4790 (try_init_one_plugin): Assert that the symbol
4791 'plugin_is_GPL_compatible' exists.
4793 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4796 * Makefile.in (OBJS-common): Remove see.o.
4798 * common.opt (fsee): Mark as preserved for backward compatibility.
4799 * opts.c (common_handle_option): Add OPT_fsee to the backward
4800 compatibility section.
4801 * passes.c (init_optimization_passes, pass_see): Remove pass.
4802 * timevar.def (TV_SEE): Remove.
4803 * tree-pass.h (pass_see): Remove declaration.
4804 * doc/invoke.texi (-fsee): Remove documentation.
4806 2009-06-18 Martin Jambor <mjambor@suse.cz>
4808 * tree-sra.c: Include statistics.h
4809 (sra_stats): New variable.
4810 (sra_initialize): Clear sra_stats.
4811 (create_access_replacement): Increment sra_stats.replacements.
4812 (get_access_replacement): Do not return twice.
4813 (analyze_all_variable_accesses): Increment statistics counter by the
4814 number of scalarized aggregates.
4815 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4816 (sra_modify_expr): Increment sra_stats.exprs.
4817 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4818 (sra_modify_assign): Increment sra_stats.exprs,
4819 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4820 (perform_intra_sra): Update statistics counters.
4821 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4823 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4825 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4826 (arm_scalar_mode_supported_p): New function.
4828 2009-06-18 Paul Brook <paul@codesourcery.com>
4829 Sandra Loosemore <sandra@codesourcery.com>
4831 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4832 (__extendhfsf2, __truncsfhf2): Define.
4833 * config/arm/fp16.c: New file.
4834 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4835 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4837 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4839 * doc/extend.texi (Half-Precision): New section.
4840 * doc/invoke.texi (Option Summary): List -mfp16-format.
4841 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4842 * config/arm/arm.opt (mfp16-format=): New.
4843 * config/arm/arm.c: Include intl.h.
4844 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4845 (TARGET_INVALID_RETURN_TYPE): Redefine.
4846 (TARGET_PROMOTED_TYPE): Redefine.
4847 (TARGET_CONVERT_TO_TYPE): Redefine.
4848 (arm_fp16_format): Define.
4849 (all_fpus): Add entry for neon-fp16.
4850 (fp_model_for_fpu): Likewise.
4851 (struct fp16_format): Declare.
4852 (all_fp16_formats): Define.
4853 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4855 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4857 (arm_legitimate_index_p): Treat HFmode like HImode.
4858 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4859 (coproc_secondary_reload_class): Special-case HFmode.
4860 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4861 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4862 (arm_init_fp16_builtins): New.
4863 (arm_init_builtins): Call it.
4864 (arm_invalid_parameter_type): New.
4865 (arm_invalid_return_type): New.
4866 (arm_promoted_type): New.
4867 (arm_convert_to_type).
4868 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4870 (arm_emit_fp16_const): New function.
4871 (arm_mangle_type): Mangle __fp16 as "Dh".
4872 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4874 (TARGET_NEON_FP16): New.
4875 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4876 (enum fputype): Add FPUTYPE_NEON_FP16.
4877 (enum arm_fp16_format_type): Declare.
4878 (arm_fp16_format): Declare.
4879 (LARGEST_EXPONENT_IS_NORMAL): Define.
4880 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4881 * config/arm/arm-modes.def (HFmode): Define.
4882 * config/arm/vfp.md: (*movhf_vfp): New.
4885 * config/arm/arm.md: (fpu): Add neon_fp16.
4886 (floatsihf2, floatdihf2): New.
4887 (fix_trunchfsi2, fix_trunchfdi2): New.
4891 (*arm32_movhf): New.
4892 (*thumb1_movhf): New.
4893 (consttable_2): Add check for HFmode constants.
4894 (consttable_4): Handle HFmode constants.
4896 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4898 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4900 2009-06-17 Olivier Hainque <hainque@adacore.com>
4902 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4903 const char ** conversion in AIX specific section.
4905 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4907 * config/i386/i386.c (ix86_special_builtin_type): Remove
4908 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4909 (bdesc_special_args): Updated.
4910 (ix86_init_mmx_sse_builtins): Likewise.
4911 (ix86_expand_special_args_builtin): Likewise.
4913 2009-06-17 Richard Henderson <rth@redhat.com>
4915 * tree-pretty-print.c (maybe_dump_asm_name): New.
4916 (dump_decl_name): Use it.
4917 (PRINT_FUNCTION_NAME): Merge into...
4918 (dump_function_name): ... here. Use maybe_dump_asm_name.
4920 2009-06-17 Cary Coutant <ccoutant@google.com>
4922 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4924 * debug.c (struct gcc_debug_hooks): Change placeholder for
4926 (debug_nothing_int_charstar_int): Replaced by...
4927 (debug_nothing_int_charstar_int_bool): ...this.
4928 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4929 source_line prototype.
4930 (debug_nothing_int_charstar_int): Replaced by...
4931 (debug_nothing_int_charstar_int_bool): ...this.
4932 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4933 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4934 Output is_stmt operand when necessary.
4935 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4936 (notice_source_line): Add is_stmt parameter.
4937 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4938 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4940 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4941 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4943 2009-06-17 Ian Lance Taylor <iant@google.com>
4945 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4947 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4950 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4952 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4953 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4954 tree_strip_sign_nop_conversions and
4955 tree_ssa_strip_useless_type_conversions rather than stripping
4956 the operations here.
4957 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4959 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4960 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4961 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4962 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4965 2009-06-17 Michael Eager <eager@eagercon.com>
4967 * config/rs6000/constraints.md (register_constraint "d"): New.
4968 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4969 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4970 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4971 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4972 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4973 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4974 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4975 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4976 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4977 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4979 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4980 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4981 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4982 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4983 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4984 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4985 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4986 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4987 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4988 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4989 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4990 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4991 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4992 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4994 2009-06-16 Ian Lance Taylor <iant@google.com>
4996 * profile.c (total_num_never_executed): Don't define.
4997 (compute_branch_probabilities): Don't count or print
4999 (init_branch_prob): Don't set total_num_never_executed.
5000 (end_branch_prob): Don't print total_num_never_executed.
5002 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5004 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5006 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5008 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5009 (nabstd2_fpr): Same.
5011 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5013 * expr.c (expand_assignment): Change complex type check.
5015 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5017 * doc/plugins.texi (Building GCC plugins): Added new section.
5019 2009-06-17 Ian Lance Taylor <iant@google.com>
5021 * c-pch.c (get_ident): Don't set size of templ array.
5022 (pch_init): Don't set size of partial_pch array.
5024 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5025 string constant to intialize an array whose size is the length of
5028 2009-06-17 Richard Guenther <rguenther@suse.de>
5030 PR tree-optimization/40389
5031 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5032 to addressable types.
5033 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5035 2009-06-17 Richard Guenther <rguenther@suse.de>
5038 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5039 if there is no evolution of left in the loop bail out.
5040 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5041 chrec_fold_multiply.
5043 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5044 Janis Johnson <janis187@us.ibm.com>
5047 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5048 for the symbol ref of a constant that is the source of a move
5049 - nor for any other not-obvious-label-ref constants.
5051 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5053 * plugin.c (position_pass): Skip newly inserted pass during list
5054 traversal to avoid repeated insertion.
5056 2009-06-16 Ian Lance Taylor <iant@google.com>
5058 * vec.h (VEC_stack_alloc): Define different version if
5059 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5060 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5061 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5062 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5064 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5066 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5068 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5069 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5070 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5071 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5072 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5073 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5074 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5075 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5076 __builtin_ia32_rdtscp.
5077 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5078 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5079 and __builtin_ia32_rorhi.
5080 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5081 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5082 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5083 (ix86_expand_args_builtin): Likewise.
5084 (ix86_expand_special_args_builtin): Likewise.
5086 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5087 (UNSPECV_RDTSC): Likewise.
5088 (UNSPECV_RDPMC): Likewise.
5089 (*bsr): Renamed to ...
5091 (*bsr_rex64): Renamed to ...
5095 (*rdpmc_rex64): Likewise.
5098 (*rdtsc_rex64): Likewise.
5100 (*rdtscp): Likewise.
5101 (*rdtscp_rex64): Likewise.
5103 * config/i386/ia32intrin.h: New.
5105 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5107 2009-06-16 Ian Lance Taylor <iant@google.com>
5109 * ira-build.c (copy_info_to_removed_store_destinations):
5110 Initialize parent_a.
5112 2009-06-16 Ian Lance Taylor <iant@google.com>
5114 * c-decl.c (grokdeclarator): Change size_varies to bool.
5116 2009-06-16 Ian Lance Taylor <iant@google.com>
5118 * sel-sched.c: Make forward declarations of move_op_hooks and
5119 fur_hooks explicitly extern.
5121 2009-06-16 Ian Lance Taylor <iant@google.com>
5123 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5124 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5126 2009-06-16 Ian Lance Taylor <iant@google.com>
5128 * resource.c (mark_referenced_resources): Change
5129 include_delayed_effects parameter to bool. Change all callers.
5130 (mark_end_of_function_resources): Likewise.
5131 * reorg.c (insn_references_resource_p): Likewise.
5132 (insn_sets_resource_p): Likewise.
5133 * resource.h (mark_referenced_resources): Update declaration.
5134 (mark_end_of_function_resources): Update declaration.
5136 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5138 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5140 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5142 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5143 GCC can bootstrap on AIX with GNU Binutils 2.20.
5145 2009-06-16 Ian Lance Taylor <iant@google.com>
5147 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5149 2009-06-16 Ian Lance Taylor <iant@google.com>
5151 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5152 inline, not extern inline.
5153 (exact_log2): Likewise.
5154 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5156 (exact_log2): Likewise, but don't test CTZ_HWI.
5158 2009-06-16 Ian Lance Taylor <iant@google.com>
5160 * bitmap.c (bitmap_clear): Don't declare as inline.
5161 * gimple.c (gimplify_assign): Likewise.
5162 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5163 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5164 (sched_scan_info): Remove duplicate definition.
5166 2009-06-16 Ian Lance Taylor <iant@google.com>
5168 * c-common.c (skip_evaluation): Don't define.
5169 (c_inhibit_evaluation_warnings): Define global variable.
5170 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5171 than skip_evaluation.
5172 (convert_and_check, warn_for_div_by_zero): Likewise.
5173 * c-common.h (skip_evaluation): Don't declare.
5174 (c_inhibit_evaluation_warnings): Declare.
5175 * c-parser.c (c_parser_typeof_specifier): Set
5176 c_inhibit_evaluation_warnings rather than skip_evaluation.
5177 (c_parser_conditional_expression): Likewise.
5178 (c_parser_binary_expression): Likewise.
5179 (c_parser_sizeof_expression): Likewise.
5180 (c_parser_alignof_expression): Likewise.
5181 * c-typeck.c (build_indirect_ref): Check
5182 c_inhibit_evaluation_warnings rather than skip_evaluation.
5183 (build_conditional_expr, build_binary_op): Likewise.
5185 2009-06-16 Richard Guenther <rguenther@suse.de>
5187 * tree-ssa-alias.c (is_escape_site): Remove.
5188 * tree-ssa-alias.h (enum escape_type): Remove.
5189 (is_escape_site): Likewise.
5190 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5191 via casts and asms without deferring to is_escape_site.
5193 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5196 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5197 use gen_lowpart if op0 has complex mode.
5199 2009-06-16 Richard Guenther <rguenther@suse.de>
5201 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5202 variables add them to ESCAPED.
5203 (find_func_aliases): Do not make all indirectly stored values escaped.
5205 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5207 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5210 2009-06-16 Martin Jambor <mjambor@suse.cz>
5212 PR tree-optimization/40432
5213 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5214 check whether we need to force gimple register operand.
5216 2009-06-16 Martin Jambor <mjambor@suse.cz>
5218 PR tree-optimization/40413
5219 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5220 build_ref_for_offset.
5221 (propagate_subacesses_accross_link): Fix a typo in a comment.
5223 2009-06-16 Ira Rosen <irar@il.ibm.com>
5225 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5226 with additional parameter.
5227 * tree-vectorizer.h (enum vect_def_type): Add new value
5229 (enum vect_relevant): Add comments.
5230 (vect_is_simple_reduction): Add new argument.
5231 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5232 Detect nested cycles.
5233 (vect_is_simple_reduction): Update documentation, add an argument to
5234 distinguish inner-loop reduction from nested cycle, detect nested
5235 cycles, fix printings and indentation, don't swap operands in case
5237 (get_initial_def_for_reduction): Handle subtraction.
5238 (vect_create_epilog_for_reduction): Add new argument to specify
5240 (vect_finalize_reduction): Handle subtraction, fix comments.
5241 (vectorizable_reduction): Handle nested cycles. In case of nested
5242 cycle keep track of the reduction variable position. Call
5243 vect_is_simple_reduction with additional parameter. Use original
5244 statement code in reduction epilogue for nested cycle. Call
5245 vect_create_epilog_for_reduction with additional parameter.
5246 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5247 inner-loop vectorization.
5248 (vect_recog_widen_sum_pattern): Likewise.
5249 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5251 (vect_mark_stmts_to_be_vectorized): Likewise.
5252 (vect_get_vec_def_for_operand): Handle nested cycles.
5254 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5256 * doc/invoke.texi (Debugging Options): Fix option index entries
5257 for -fdump-statistics, -frandom-seed add entries for
5258 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5259 (FRV Options): Fix entries for -mTLS, -mtls.
5260 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5261 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5262 (M68hc1x Options): Fix @itemx for -mnominmax.
5263 (MCore Options): Fix entry for -mno-lsim.
5264 (MMIX Options): Fix entry for -mabi=mmixware.
5265 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5267 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5269 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5270 Mention the plugin mode of gengtype.
5271 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5272 * gengtype.c: Updated copyright.
5273 (plugin_files, nb_plugin_files) Added new static variables.
5274 (measure_input_list) Care about plugin_files.
5275 (write_rtx_next): Added early return in plugin mode.
5276 (create_file): Updated copyright year in generated file. Added
5278 (oprintf): Added early return if NULL outf.
5279 (get_output_file_with_visibility): Care of plugin_files.
5280 (get_output_file_name): May return null.
5281 (write_local): Added early return.
5282 (put_mangled_filename): Ditto.
5283 (finish_root_table): Added check for base_files.
5284 (write_roots): Care about null when plugins.
5285 (main): Added plugin mode.
5287 2009-06-15 Ian Lance Taylor <iant@google.com>
5289 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5290 * gcov.c (read_count_file): Add braces around variables declared
5293 * c.opt (Wjump-misses-init): New warning.
5294 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5295 -Wall and -Wc++-compat if not already set.
5296 (c_common_post_options): Clear warn_jump_misses_init if it was not
5298 * c-decl.c (struct c_binding): Change type field to a union with
5299 new label field. Make it the first field in the struct. Update
5300 references to type to use u.type instead.
5301 (struct c_spot_bindings): Define.
5302 (struct c_goto_bindings): Define.
5303 (c_goto_bindings_p): Define, along with VECs.
5304 (struct c_label_vars): Define.
5305 (struct c_scope): Add has_label_bindings field.
5306 (bind_label, set_spot_bindings): New static functions.
5307 (decl_jump_unsafe, update_spot_bindings): New static functions.
5308 (update_label_decls): New static function.
5309 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5310 Update binding u.label field to shadowed field.
5311 (c_binding_start_stmt_expr): New function.
5312 (c_binding_end_stmt_expr): New function.
5313 (pushdecl): Don't call c_begin_vm_scope.
5314 (make_label): Add defining and p_label_vars parameters. Change
5316 (lookup_label): Correct test for whether a label has not yet been
5317 defined. Call bind_label rather than bind.
5318 (warn_about_goto): New static function.
5319 (lookup_label_for_goto): New function.
5320 (declare_label): Call bind_label rather than bind.
5321 (check_earlier_gotos): New static function.
5322 (define_label): Don't give errors about jumping into statement
5323 expressions or scopes of variably modified types. Call
5324 set_spot_bindings and check_earlier_gotos. Call bind_label
5325 instead of bind. Don't set label_context_stack_se or
5326 label_context_stack_vm.
5327 (c_get_switch_bindings): New function.
5328 (c_release_switch_bindings): New function.
5329 (c_check_switch_jump_warnings): New function.
5330 (start_function): Don't set label_context_stack_se or
5331 label_context_stack_vm.
5332 (finish_function): Likewise.
5333 * c-typeck.c (label_context_stack_se): Don't define.
5334 (label_context_stack_vm): Don't define.
5335 (c_finish_goto_label): Call lookup_label_for_goto rather than
5336 lookup_label. Don't give errors about jumping into a statement
5337 expression or the scope of a variably modified type. Don't set
5338 label_context_stack_se or label_context_stack_vm.
5339 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5340 fields. Add bindings field.
5341 (c_start_case): Don't set deleted fields. Set bindings field.
5342 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5343 or blocked_vm. Call c_check_switch_jump_warnings.
5344 (c_finish_case): Don't test blocked_stmt_expr field. Call
5345 c_release_switch_bindings.
5346 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5347 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5348 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5349 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5350 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5351 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5352 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5353 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5354 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5355 (C_DECL_UNJUMPABLE_VM): Don't define.
5356 (C_DECL_UNDEFINABLE_VM): Don't define.
5357 (struct c_label_list): Don't define.
5358 (struct c_label_context_se): Don't define.
5359 (struct c_label_context_vm): Don't define.
5360 (struct c_spot_bindings): Declare.
5361 (c_bindings_start_stmt_expr): Declare.
5362 (c_bindings_end_stmt_expr): Declare.
5363 (lookup_label_for_goto): Declare.
5364 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5365 (c_check_switch_jump_warnings): Declare.
5366 (label_context_stack_se, label_context_stack_vm): Don't declare.
5367 (c_finish_goto_label): Update declaration.
5368 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5369 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5370 (Warning Options): Document -Wjump-misses-init.
5372 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5374 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5377 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5379 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5381 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5383 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5385 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5387 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5389 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5391 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5392 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5393 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5394 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5395 * dwarf2asm.c (dw2_force_const_mem): Update call to
5397 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5398 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5399 * langhooks.c (lhd_comdat_group): Remove.
5400 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5401 * tree.h (DECL_COMDAT_GROUP): New.
5402 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5403 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5404 (make_decl_one_only): Change signature.
5405 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5407 (make_decl_one_only): Change signature.
5408 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5410 2009-06-15 Richard Guenther <rguenther@suse.de>
5413 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5415 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5417 * tree-ssa-math-opts.c: Remove extra divide.
5419 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5421 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5423 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5425 * passes.c: Add bswap pass.
5426 * tree-pass.h: Add pass_optimize_bswap declaration.
5427 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5428 Include rtl.h, expr.h and optabs.h for optab_handler check.
5429 (struct symbolic_number, pass_optimize_bswap): New definition.
5430 (do_shift_rotate, verify_symbolic_number_p): New functions.
5431 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5432 (gate_optimize_bswap): New function.
5433 * tree.c (widest_int_cst_value): New function.
5434 * tree.h (widest_int_cst_value): Prototype added.
5436 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5438 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5439 REG_EQUAL/REG_EQUIV notes.
5441 2009-06-14 Richard Guenther <rguenther@suse.de>
5444 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5445 has its address taken if NRV was applied and it is addressable.
5446 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5447 function split out from ...
5448 (get_constraint_for_1): ... here.
5449 (handle_rhs_call): Use it to mark the return slot escaped if
5450 it is addressable and NRV was applied.
5452 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5454 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5455 Change first argument type to location_t.
5456 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5457 Do not set input_location.
5458 Use loc instead of input_location throughout.
5460 2009-06-13 Richard Guenther <rguenther@suse.de>
5462 PR tree-optimization/40421
5463 * tree-predcom.c (should_unroll_loop_p): Remove.
5464 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5466 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5468 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5469 Add location argument.
5471 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5473 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5475 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5476 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5477 * config/spu/spu-protos.h: Add location to
5478 spu_resolve_overloaded_builtin.
5479 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5480 spu_build_builtin_va_list.
5481 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5482 argument. Pass location to build_function_call_vec.
5483 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5485 (emit_fpu_switch): Same.
5486 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5487 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5488 to build_decl and create_artificial_label.
5489 (xtensa_gimplify_va_arg_expr): Same.
5490 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5491 (xstormy16_gimplify_va_arg_expr): Same.
5492 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5493 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5494 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5495 (mips16_build_function_stub): Same.
5496 (mips16_build_call_stub): Same.
5498 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5501 * arm/constraints.md (Pa, Pb): New constraints.
5502 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5503 split pattern to deal with them.
5505 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5507 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5508 fix index entry for -Xpreprocessor.
5510 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5512 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5513 Add location argument to build_decl call.
5514 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5515 (rs6000_init_builtins): Same.
5516 (spe_init_builtins): Same.
5517 (rs6000_gimplify_va_arg): Add location argument to
5518 create_artificial_label call.
5520 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5522 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5523 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5524 * Makefile.in: Fix GGC dependency for gcse.o.
5526 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5528 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5529 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5530 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5532 * c-parser.c (c_parser_binary_expression): Use current column while
5533 building binary operations.
5534 * common.opt (fshow-column): Enable by default.
5535 * tree-vrp.c (check_array_ref): Use warning_at.
5536 (check_array_bounds): Use location from call back if expr has no
5538 * tree.h: Add location argument to maybe_fold_*.
5539 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5540 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5541 (maybe_fold_offset_to_component_ref): Same.
5542 (maybe_fold_offset_to_reference): Same.
5543 (maybe_fold_offset_to_address): Same.
5544 (maybe_fold_stmt_indirect): Same.
5545 (maybe_fold_stmt_addition): Same.
5546 (fold_stmt_r): Pass location to maybe_fold_*.
5547 (fold_gimple_assign): Same.
5548 * c-tree.h: Add location argument to finish_decl,
5549 default_function_array_conversion, store_init_value.
5550 * c-decl.c (define_label): Use error_at.
5551 (c_make_fname_decl): Pass location to finish_decl.
5552 (finish_decl): New location argument.
5553 (build_compound_literal): Pass location to store_init_value.
5554 (grokdeclarator): Pass location to finish_decl.
5556 * c-typeck.c (array_to_pointer_conversion): New location argument.
5557 (function_to_pointer_conversion): Same.
5558 (default_function_array_conversion): Same.
5559 (parser_build_unary_op): Pass location to overflow_warning.
5560 (parser_build_binary_op): Same. Use warning_at.
5561 (build_unary_op): Pass location to array_to_pointer_conversion.
5562 (build_c_cast): Pass location to digest_init.
5563 (build_modify_expr): New location argument.
5564 (convert_for_assignment): Same.
5565 (store_init_value): Same.
5566 (digest_init): Same.
5567 (output_init_element): Pass location to digest_init and
5568 array_to_pointer_conversion.
5569 (c_finish_return): Pass location to convert_for_assignment.
5570 * gimplify.c (gimplify_conversion): Pass location to
5571 maybe_fold_offset_to_address.
5572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5573 to maybe_fold_stmt_addition.
5574 * c-omp.c (c_finish_omp_atomic): Pass new location to
5576 (c_finish_omp_for): Same.
5577 * c-common.c (overflow_warning): New argument.
5578 * c-common.h: New argument to build_modify_expr, overflow_warning.
5579 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5581 (c_parser_initializer): Pass location to
5582 default_function_array_conversion.
5583 (c_parser_initelt): Same.
5584 (c_parser_initval): Same.
5585 (c_parser_asm_operands): Same.
5586 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5587 (c_parser_conditional_expression): Same.
5588 (c_parser_binary_expression): Add location info to stack. Use it.
5589 (c_parser_unary_expression): Pass location to
5590 default_function_array_conversion, parser_build_unary_op,
5591 build_indirect_ref, c_parser_postfix_expression_after_primary.
5592 (c_parser_postfix_expression_after_primary): New location argument.
5594 (c_parser_expression_conv): Pass location to
5595 default_function_array_conversion.
5596 (c_parser_expr_list): Same.
5597 (c_parser_omp_atomic): Same.
5598 (c_parser_omp_for_loop): Same.
5599 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5600 (build_array_declarator): New argument.
5601 * c-decl.c (build_array_declarator): Add location argument.
5602 (grokdeclarator): Set id_loc for cdk_array.
5603 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5604 build_array_declarator.
5605 * tree.c (build_omp_clause): Add location argument.
5606 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5607 (OMP_CLAUSE_LOCATION): New macro.
5608 (struct tree_omp_clause): Add location field.
5609 (build_omp_clause): Add argument.
5610 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5611 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5613 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5614 (cp_parser_omp_clause_collapse): Same.
5615 (cp_parser_omp_clause_default): Same.
5616 (cp_parser_omp_clause_if): Same.
5617 (cp_parser_omp_clause_nowait): Same.
5618 (cp_parser_omp_clause_num_threads): Same.
5619 (cp_parser_omp_clause_ordered): Same.
5620 (cp_parser_omp_clause_schedule): Same.
5621 (cp_parser_omp_clause_untied): Same.
5622 (cp_parser_omp_for_loop): Same.
5623 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5624 * c-tree.h (c_start_case): Add location argument.
5625 (c_process_expr_stmt): Same.
5626 (c_finish_goto_*): Same.
5627 * tree-parloops.c (initialize_reductions): Pass location to
5629 (create_parallel_loop): Same.
5630 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5631 (gfc_trans_omp_reduction_list): Same.
5632 (gfc_trans_omp_clauses): Same.
5633 (gfc_trans_omp_do): Same.
5634 * c-typeck.c (c_finish_goto_label): Same.
5635 (c_finish_goto_ptr): New location argument.
5636 (c_start_case): Same.
5637 (emit_side_effect_warnings): Same.
5638 (c_process_expr_stmt): Same.
5639 (c_finish_stmt_expr): Same.
5640 (c_finish_omp_clauses): Use error_at instead of error.
5641 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5643 * c-omp.c (c_split_parallel_clauses): New location argument.
5644 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5645 to build_omp_clause.
5646 (convert_local_reference_stmt): Same.
5647 (convert_gimple_call): Same.
5648 * c-common.h (c_split_parallel_clauses): New argument.
5649 * c-parser.c (c_parser_statement_after_labels): Pass location to
5650 c_finish_goto_label.
5651 (c_parser_switch_statement): Pass location to c_start_case.
5652 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5653 and c_process_expr_stmt.
5654 (c_parser_omp_variable_list): Add location argument.
5655 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5656 (c_parser_omp_clause_default): Same.
5657 (c_parser_omp_clause_if): Same.
5658 (c_parser_omp_clause_num_threads): Same.
5659 (-c_parser_omp_clause_ordered): Same.
5660 (c_parser_omp_clause_reduction): Pass location to
5661 c_parser_omp_variable_list.
5662 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5663 (c_parser_omp_clause_untied): Same.
5664 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5665 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5667 * c-tree.h (check_for_loop_decls, undeclared_variable,
5668 build_component_ref, build_array_ref, build_external_ref,
5669 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5670 build_conditional_expr, build_compound_expr, c_cast_expr,
5671 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5672 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5674 * c-semantics.c (build_stmt): Same.
5675 (build_case_label): Same.
5676 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5677 (undeclared_variable): New argument.
5679 (lookup_label): Pass location on down.
5680 (define_label): Same.
5681 (finish_decl): Same.
5682 (build_compound_literal): Same.
5683 (finish_struct): Same.
5684 (finish_function): Do not set location here.
5685 (check_for_loop_decls): New argument.
5686 * tree.c (save_expr): Set location.
5687 (build_empty_stmt): New argument.
5688 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5689 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5690 * builtins.c (gimplify_va_arg_expr): Use locations.
5691 (expand_builtin_sync_operation): Same.
5692 * c-typeck.c (build_component_ref): New argument.
5693 (build_array_ref): Same.
5694 (build_external_ref): Same.
5695 (c_expr_sizeof_expr): Same.
5696 (c_expr_sizeof_type): Same.
5697 (parser_build_unary_op): Same.
5698 (build_conditional_expr): Same.
5699 (build_compound_expr): Pass location on down.
5700 (build_compound_expr): New argument.
5701 (build_c_cast): Same.
5702 (c_cast_expr): Same.
5703 (build_asm_expr): Same.
5704 (c_finish_return): Same.
5705 (c_process_expr_stmt): Pass location on down.
5706 (c_finish_stmt_expr): New argument.
5707 (push_clenaup): Same.
5708 (c_finish_omp_parallel): Same.
5709 (c_finish_omp_task): Same.
5710 * gimplify.c (gimplify_call_expr): Pass location on down.
5711 * c-omp.c (c_finish_omp_master): New argument.
5712 (c_finish_omp_critical): Same.
5713 (c_finish_omp_ordered): Same.
5714 (c_finish_omp_barrier): Same.
5715 (-c_finish_omp_taskwait): Same.
5716 (c_finish_omp_atomic): Same.
5717 (c_finish_omp_flush): Same.
5718 * tree-inline.c (copy_tree_body_r): Pass location on down.
5719 (inline_forbidden_p): Remove use of input_location.
5720 * c-gimplify.c (c_build_bind_expr): New argument.
5721 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5722 (c_sizeof_or_alignof_type): New argument.
5723 (c_alignof_expr): Same.
5724 (build_va_arg): Same.
5725 (c_add_case_label): Same.
5726 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5727 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5728 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5729 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5730 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5731 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5733 * stub-objc.c (objc_build_selector_expr): Same.
5734 (objc_build_throw_stmt): Same.
5735 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5736 (c_parser_initelt): Same.
5737 (c_parser_compound_statement): Same.
5738 (c_parser_compound_statement_nostart): Same.
5739 (c_parser_label): Same.
5740 (c_parser_statement_after_labels): Same.
5741 (c_parser_if_body): Same.
5742 (c_parser_else_body): Same.
5743 (c_parser_if_statement): Same.
5744 (c_parser_switch_statement): Same.
5745 (c_parser_while_statement): Same.
5746 (c_parser_do_statement): Same.
5747 (c_parser_for_statement): Same.
5748 (c_parser_asm_statement): Same.
5749 (c_parser_conditional_expression): Same.
5750 (c_parser_binary_expression): Same.
5751 (c_parser_cast_expression): Same.
5752 (c_parser_unary_expression): Same.
5753 (c_parser_sizeof_expression): Same.
5754 (c_parser_alignof_expression): Same.
5755 (c_parser_postfix_expression): Same.
5756 (c_parser_expression): Same.
5757 (c_parser_objc_receiver): Same.
5758 (c_parser_omp_variable_list): Same.
5759 (c_parser_omp_structured_block): Same.
5760 (c_parser_omp_atomic): New argument.
5761 (c_parser_omp_barrier): Same.
5762 (c_parser_omp_critical): Same.
5763 (c_parser_omp_flush): Pass location on down.
5764 (c_parser_omp_for_loop): New argument.
5765 (c_parser_omp_for): Same.
5766 (c_parser_omp_master): Same.
5767 (c_parser_omp_ordered): Same.
5768 (c_parser_omp_sections_scope): Same.
5769 (c_parser_omp_sections): Same.
5770 (c_parser_omp_parallel): Same.
5771 (c_parser_omp_single): Same.
5772 (c_parser_omp_task): Same.
5773 (c_parser_omp_taskwait): Pass location on down.
5774 (c_parser_omp_construct): Same.
5775 (c_parser_omp_threadprivate): Same.
5776 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5777 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5778 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5779 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5780 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5781 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5782 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5783 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5784 config/i386/i386.c, stmt.c:
5785 Add location argument to the following function definitions and/or
5786 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5787 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5788 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5789 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5790 do_case, c_finish_bc_stmt, build_compound_literal,
5791 build_function_call.
5792 * c-decl.c (build_compound_literal): Add location argument.
5793 Make all diagnostic calls use location.
5794 (start_struct): Same.
5795 (finish_struct): Same.
5797 (build_enumerator): Same.
5798 (start_function): Same.
5799 (grokdeclarator): Make all diagnostic calls use location.
5800 (store_parm_decls_oldstyle): Same.
5801 * c-typeck.c (build_function_call): Add location argument.
5802 Make all diagnostic calls use location.
5804 (c_finish_bc_stmt): Same.
5805 * tree-nested.c (get_trampoline_type): Add argument.
5806 Pass location to build_decl.
5807 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5808 * rtl.h (RTL_LOCATION): New.
5809 * c-common.c (c_add_case_label): Add location argument.
5810 Make all diagnostic calls use location.
5811 * c-common.h: Add location argument to make_fname_decl, do_case,
5812 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5813 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5814 Set it appropriately for every case. Pass enum_loc to start_enum
5815 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5817 (c_parser_struct_or_union_specifier): Save location. Use it for
5818 start_struct, finish_struct, and parser_xref_tag.
5820 2009-06-12 Ian Lance Taylor <iant@google.com>
5822 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5824 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5825 cpp_opts->warn_cxx_operator_names.
5827 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5830 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5831 is returns NULL and OP is a VCE, look through the VCE.
5833 2009-06-12 Ian Lance Taylor <iant@google.com>
5836 * collect2.c (main): Use CONST_CAST2 in code inside #if
5837 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5839 2009-06-12 Joey Ye <joey.ye@intel.com>
5842 * cfgexpand.c (get_decl_align_unit): Update
5843 max_used_stack_slot_alignment with align instead of
5844 stack_alignment_needed.
5846 * function.c (assign_stack_local_1): Update
5847 max_used_stack_slot_alignment with alignment_in_bits instead
5848 of stack_alignment_needed.
5849 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5852 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5854 * dwarf2out.c (last_var_location_insn): New variable.
5855 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5856 (dwarf2out_var_location): Don't record anything after last real
5857 insn. Only change labels if there were any real instructions
5858 in between last note and this one, or if changed sections.
5860 2009-06-11 Richard Henderson <rth@redhat.com>
5862 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5863 note when storing the frame pointer in a register.
5864 (FRP): Don't redefine to nothing for epilogue.
5865 (alpha_expand_epilogue): Mark register and sp restores.
5866 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5868 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5869 when gen_lowpart is needed.
5871 2009-06-11 Richard Henderson <rth@redhat.com>
5873 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5875 * dwarf2out.c (need_data_align_sf_opcode): New.
5876 (div_data_align): Move earlier.
5877 (def_cfa_1, reg_save): Use it.
5879 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5881 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5882 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5883 (ix86_handle_option): Handle OPT_mcrc32.
5884 (ix86_target_string): Add -mcrc32.
5885 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5887 * config/i386/i386.h (TARGET_CRC32): New.
5889 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5890 (sse4_2_crc32di): Likewise.
5892 * config/i386/i386.opt (mcrc32): New.
5894 * doc/invoke.texi: Document -mcrc32.
5896 2009-06-11 Richard Henderson <rth@redhat.com>
5898 * common.opt (gdwarf-): Accept a version number.
5899 * doc/invoke.texi (gdwarf-): Update docs.
5900 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5901 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5902 version level, and record it.
5904 * dwarf2.h (DW_CIE_VERSION): Remove.
5905 * dwarf2out.c (DWARF_VERSION): Remove.
5906 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5907 (output_call_frame_info): Use CIE version 3 for dwarf3,
5908 or if the return register column is out of range for version 1.
5909 (dwarf_stack_op_name): Add all dwarf3 values.
5910 (DEBUG_PUBTYPES_SECTION): New.
5911 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5912 encoding change for dwarf3.
5913 (output_die) [dw_val_class_die_ref]: Likewise.
5914 (output_compilation_unit_header): Emit correct version for dwarf3.
5915 (output_line_info): Likewise.
5916 (output_pubnames): Update for DWARF_VERSION removal.
5917 (output_aranges): Likewise.
5918 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5919 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5920 (dwarf2out_finish): Likewise.
5922 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5924 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5927 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5930 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5931 * builtins.c (expand_builtin_unreachable): New function.
5932 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5933 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5934 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5936 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5937 searching for missing barriers.
5939 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5941 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5942 when -fprofile-generate* was passed.
5943 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5945 2009-06-11 Anthony Green <green@moxielogic.com>
5947 * config/moxie/moxie.md: Define length attribute for all instructions.
5949 (*b<cond:code>): Support limited branch ranges for new PC-relative
5950 branch instructions.
5951 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5953 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5955 * config/i386/i386.c (min_insn_size): Use get_attr_length
5956 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5959 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5960 instead of emit_insn_before.
5962 2009-06-10 Ian Lance Taylor <iant@google.com>
5965 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5968 2009-06-10 Revital Eres <eres@il.ibm.com>
5970 * passes.c (init_optimization_passes): Reschedule
5971 predictive-commoning pass before complete unroll pass.
5973 2009-06-10 Martin Jambor <mjambor@suse.cz>
5975 * cgraph.c (cgraph_node_can_be_local_p): New function.
5976 (cgraph_make_node_local): New function.
5977 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5978 (cgraph_make_node_local): Declare.
5980 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5982 * tree.h (tree_base): Add packed_flag and user_align fields.
5983 Decrease size of spare field.
5984 (TYPE_USER_ALIGN): Use user_align from tree_base.
5985 (DECL_USER_ALIGN): Likewise.
5986 (TYPE_PACKED): Use packed_flag from tree_base.
5987 (DECL_PACKED): Likewise.
5988 (tree_type): Delete packed_flag and user_align fields. Widen
5989 precision field. Widen mode field and shuffle fields to align
5990 mode on an 8-bit boundary.
5991 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5992 Renumber decl_flag_* fields. Fix comments. Widen
5993 decl_common_unused field.
5994 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5995 (DECL_EXTERNAL): Likewise.
5996 (DECL_BIT_FIELD): Likewise.
5997 (DECL_NONADDRESSABLE_P): Likewise.
5998 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5999 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6001 2009-06-10 Ian Lance Taylor <iant@google.com>
6003 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6004 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6005 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6006 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6007 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6008 DEF_VEC_ALLOC_FUNC_P.
6009 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6010 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6011 DEF_VEC_ALLOC_FUNC_O.
6012 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6013 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6014 DEF_VEC_ALLOC_FUNC_I.
6015 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6016 (vec_stack_p_reserve_exact_1): Declare.
6017 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6018 (vec_stack_free): Declare.
6019 (VEC_stack_alloc): Define.
6020 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6021 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6022 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6023 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6025 (stack_vecs): New static variable.
6026 (vec_stack_p_reserve_exact_1): New function.
6027 (vec_stack_o_reserve_1): New static function.
6028 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6029 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6030 (vec_stack_free): New function.
6031 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6032 (VEC_df_ref_stack_alloc): Define.
6033 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6034 DEF_VEC_ALLOC_P_STACK.
6035 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6036 (struct df_collection_rec): Change _vec fields to VEC. Remove
6038 (df_free_collection_rec): Adjust for new fields.
6039 (df_insn_rescan): Use new df_collection_rec fields.
6040 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6041 (df_ref_create_structure, df_ref_record): Likewise.
6042 (df_get_conditional_uses, df_get_call_refs): Likewise.
6043 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6044 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6045 (df_record_exit_block_uses, df_bb_verify): Likewise.
6046 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6047 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6048 Remove count parameter. Change return type to void. Change all
6050 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6051 Remove count parameter. Change return type to void. Change all
6053 (df_install_refs): Change old_vec parameter to VEC. Remove count
6054 parameter. Change all callers.
6055 (df_install_mws): Change old_vec parameter to VEC. Remove count
6056 parameter. Change all callers.
6057 (df_refs_verify): Change new_rec parameter to VEC. Change call
6059 (df_mws_verify): Likewise.
6061 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6063 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6065 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6067 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6069 2009-06-10 Anthony Green <green@moxielogic.com>
6071 * config/moxie/crti.asm: New file.
6072 * config/moxie/crtn.asm: New file.
6073 * config/moxie/moxie.c: New file.
6074 * config/moxie/moxie.h: New file.
6075 * config/moxie/sfp-machine.h: New file.
6076 * config/moxie/moxie-protos.h: New file.
6077 * config/moxie/t-moxie: Created.
6078 * config/moxie/t-moxie-softfp: Created.
6079 * config/moxie/moxie.md: Created.
6080 * config/moxie/constraints.md: Created.
6081 * config.gcc: Add moxie support.
6082 * doc/md.texi (Machine Constraints): Add moxie constraints.
6083 * doc/contrib.texi (Contributors): Mention moxie port.
6084 * doc/install.texi (Specific): Mention the moxie port.
6086 2009-06-09 Ian Lance Taylor <iant@google.com>
6088 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6090 * optabs.c (optab_table): Only use designated initializers if
6091 HAVE_DESIGNATED_INITIALIZERS is defined.
6092 (convert_optab_table): Likewise.
6093 (init_optabs): Always call init_insn_codes if
6094 HAVE_DESIGNATED_INITIALIZERS is not defined.
6096 2009-06-09 Ian Lance Taylor <iant@google.com>
6098 * targhooks.c (default_builtin_vectorized_function): Change fn
6099 parameter to unsigned int.
6100 (default_builtin_vectorized_conversion): Change code parameter to
6102 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6103 * targhooks.h: Update declarations.
6104 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6105 parameter to unsigned int.
6107 * c-typeck.c (comptypes_check_enum_int): New static function.
6108 (comptypes_internal): Add enum_and_int_p parameter. Change all
6110 (comp_target_types): Add location parameter. Change all callers.
6111 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6113 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6114 (build_conditional_expr): Add colon_loc parameter. Change all
6116 (convert_for_assignment): Add location parameter. Change all callers.
6117 * c-parser.c (c_parser_conditional_expression): Pass location of
6118 colon to build_conditional_expr.
6119 * c-tree.h (build_conditional_expr): Update declaration.
6121 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6123 * graphite.c: Revert previous patch.
6125 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6128 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6130 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6132 * tree-ssa-loop-prefetch.c
6133 (loop_prefetch_arrays): Fixed a portability problem in printf format
6136 2009-06-09 Martin Jambor <mjambor@suse.cz>
6138 PR tree-optimization/40351
6139 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6140 refrence to a potential artifical subaccess can be constructed.
6142 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6144 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6145 (sh_override_options): Likewise.
6146 * config/sh/sh.c: Include params.h.
6147 (sh_optimization_options): New.
6148 (sh_override_options): Likewise.
6149 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6150 (OVERRIDE_OPTIONS): Use sh_override_options.
6152 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6154 * dwarf2out.c (emit_cfa_remember): New variable.
6155 (add_fde_cfi): If emit_cfa_remember, recurse to add
6156 DW_CFA_remember_state first.
6157 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6158 instead just set emit_cfa_remember.
6160 2009-06-08 Jan Hubicka <jh@suse.cz>
6163 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6165 2009-06-08 Jan Hubicka <jh@suse.cz>
6168 * cgraphunit.c (save_inline_function_body): Do not copy transform
6169 hooks for saved inline bodies.
6170 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6173 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6175 * jump.c (returnjump_p): Handle delayed branches. Add missing
6178 2009-06-08 Jan Hubicka <jh@suse.cz>
6181 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6182 original node might've been modified.
6183 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6185 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6187 * tree-object-size.c (addr_object_size): Add OSI argument.
6188 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6189 (compute_builtin_object_size, expr_object_size): Adjust callers.
6190 (plus_stmt_object_size): Call addr_object_size instead of
6191 compute_builtin_object_size.
6193 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6194 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6196 * tree-ssa-loop-prefetch.c
6197 (gather_memory_references): Introduced a counter for the number of
6199 (anything_to_prefetch_p): Introduced a counter for the number of
6201 (is_loop_prefetching_profitable): New function with a cost model
6203 (loop_prefetch_arrays): Use the new cost model to determine if
6204 prefetching is profitable.
6205 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6206 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6207 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6208 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6209 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6210 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6212 2009-06-08 Michael Matz <matz@suse.de>
6215 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6216 partitions use the same.
6217 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6218 for basevars of SSA_NAMEs.
6219 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6220 to not expand them twice.
6221 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6224 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6226 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6227 (fdump-final-insns=, gtoggle): New.
6228 * doc/invoke.texi: Document them.
6229 * final.c (rest_of_clean_state): Dump final insn stream.
6230 * gcc.c (invoke_as): Hook in -fcompare-debug.
6231 (static_spec_functions): Add compare-debug-dump-opt,
6232 compare-debug-self-opt and compare-debug-auxbase-opt.
6233 (compare_debug, compare_debug_second, compare_debug_opt): New.
6234 (switches_debug_check, n_switches_debug_check): New.
6235 (debug_auxbase_opt, debug_check_temp_file): New.
6236 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6238 (do_self_spec): Handle arguments after switches.
6239 (do_spec_1): Add .gk extension to temp file basenames for compare.
6240 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6241 (cc1_options): Use it instead of normal auxbase computation for
6242 the second compare-debug compilation.
6243 (compare_files): New.
6244 (main): Set up and implement compare debug mode.
6245 (compare_debug_dump_opt_spec_function): New.
6246 (compare_debug_self_opt_spec_function): New.
6247 (compare_debug_auxbase_opt_spec_function): New.
6248 * toplev.c (process_options): Handle flag_gtoggle,
6249 flag_dump_final_insns.
6250 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6251 during -fcompare-debug-second compilation.
6253 2009-06-07 Ian Lance Taylor <iant@google.com>
6255 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6256 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6258 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6259 with no default node. Change warning with %H to warning_at.
6260 Don't clear warn_switch around case checking.
6261 * doc/invoke.texi (Warning Options): Clarify distinction between
6262 -Wswitch and -Wswitch-enum.
6264 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6266 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6268 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6270 * gbl-ctors.h: Add header guard.
6272 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6274 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6275 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6276 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6277 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6278 prototypes for removed functions.
6279 (expressions_equal_p): Move to ...
6280 * tree-ssa-sccvn.h: ... here and ...
6281 * matrix-reorg.c: ... adjust includes.
6283 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6285 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6287 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6289 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6290 (finish_function): Remove erroneous whitespace.
6292 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6294 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6295 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6297 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6299 * errors.c (internal_error): Commentary typo fix.
6300 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6301 * tree-ssa-pre.c: Ditto.
6303 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6305 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6306 them is supposed to hold actual statements.
6308 2009-06-06 Ian Lance Taylor <iant@google.com>
6310 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6311 empty statements can now have attributes.
6313 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6315 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6316 * config/mips/mips.md: Ditto.
6318 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6320 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6322 (__eabi_uconvert): Likewise.
6324 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6326 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6327 CFI_* definitions with IN_GCC.
6329 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6331 * xcoffout.h (xcoffout_source_line): Update prototype.
6333 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6335 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6336 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6338 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6341 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6342 inlined_function_outer_scope_p blocks for artificial inlines
6344 * tree.c (tree_nonartificial_location): Rewrite using
6345 block_nonartificial_location.
6347 2009-06-05 Revital Eres <eres@il.ibm.com>
6348 Leehod Baruch <leehod@il.ibm.com>
6350 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6351 (expand_expr_real_1): Remove comment.
6352 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6353 Vectorize misaligned access when the target supports it.
6354 (vect_supportable_dr_alignment): Check for unaligned access support.
6355 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6358 2009-06-05 Julian Brown <julian@codesourcery.com>
6360 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6361 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6363 2009-06-05 Richard Guenther <rguenther@suse.de>
6366 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6369 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6371 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6372 (save_gprs): Don't tell unwinder when a global register is saved.
6373 (s390_emit_epilogue): Emit needed epilogue unwind info.
6375 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6377 * dwarf2out.c (deferred_asm_name): New.
6378 (add_name_and_src_coords_attributes): Defer creation of
6379 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6381 (move_linkage_attr): New.
6382 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6385 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6387 * tree-nested.c (finalize_nesting_tree_1): Declare the
6388 frame_decl in the binding tree.
6390 2009-06-04 Cary Coutant <ccoutant@google.com>
6392 * basic-block.h (struct basic_block_def): Add discriminator field.
6393 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6395 * debug.c (do_nothing_debug_hooks): Add additional entry.
6396 (debug_nothing_int_charstar_int): New function.
6397 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6398 (debug_nothing_int_charstar_int): New declaration.
6399 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6400 discriminator value in .loc directive.
6401 * final.c (last_discriminator): New variable.
6402 (discriminator): New variable.
6403 (final_start_function): Initialize above variables, pass current
6404 discriminator to debug hook.
6405 (notice_source_line): Check for discriminator change.
6406 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6407 * sdbout.c (sdbout_source_line): New parameter.
6408 * tree-cfg.c (struct locus_discrim_map): New structure type.
6409 (discriminator_per_locus): New hash table.
6410 (build_gimple_cfg): Allocate and free discriminator hash table.
6411 (make_edges): Call assign_discriminator.
6412 (locus_map_hash): New function.
6413 (locus_map_eq): New function.
6414 (next_discriminator_for_locus): New function.
6415 (same_line_p): New function.
6416 (assign_discriminator): New function.
6417 (make_cond_expr_edges): Call assign_discriminator.
6418 (make_gimple_switch_edges): Likewise.
6419 (first_non_label_stmt): New function.
6420 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6422 * xcoffout.c (xcoffout_source_line): Add new parameter.
6424 * configure.ac (gcc_cv_as_discriminator): New configury check for
6425 gas support for discriminator.
6426 * configure: Regenerate.
6427 * config.in: Regenerate.
6429 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6431 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6432 val after checking for integers.
6434 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6436 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6438 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6439 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6440 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6441 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6442 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6443 X64_SSE_REGPARM_MAX.
6444 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6445 X64_SSE_REGPARM_MAX.
6447 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6449 * gcc.c (report_times_to_file): New.
6450 (execute): Implement it.
6451 (process_command): Support -time=.
6452 * doc/invoke.texi: Document it.
6454 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6456 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6457 that have value exprs.
6459 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6461 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6462 declarations for constants until...
6463 (dw2_output_indirect_constant_1): ... this point.
6465 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6468 * arm.md (arm_addsi3): Don't try to split an add with an
6469 eliminable register until after reload has completed.
6471 2009-06-03 Ian Lance Taylor <iant@google.com>
6473 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6474 * genattrtab.c (write_length_unit_log): Likewise.
6475 * genchecksum.c (dosum): Likewise.
6476 * gengtype.c (write_rtx_next): Likewise.
6477 (finish_root_table, write_roots): Likewise.
6478 * gimple.c (gimple_ops_offset_): Likewise.
6479 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6480 * config/arc/arc.c (arc_attribute_table): Likewise.
6481 * config/arm/arm.c (arm_attribute_table): Likewise.
6482 * config/avr/avr.c (avr_attribute_table): Likewise.
6483 * config/crx/crx.c (crx_attribute_table): Likewise.
6484 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6485 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6486 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6487 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6488 * config/sh/sh.c (sh_attribute_table): Likewise.
6489 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6490 * config/spu/spu.c (spu_attribute_table): Likewise.
6491 * config/v850/v850.c (v850_attribute_table): Likewise.
6493 * config/alpha/alpha.c (vms_attribute_table): Make static.
6494 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6495 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6496 * config/mips/mips.c (mips_attribute_table): Likewise.
6498 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6500 (cc1-checksum.o): Likewise.
6502 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6504 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6506 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6508 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6509 insn if it is changing sp. Use gen_add3_insn instead of
6510 conditionally gen_addsi3 and gen_adddi3.
6511 (offset_below_red_zone_p): New static inline function.
6512 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6513 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6514 * config/rs6000/ppc-asm.h: Include auto-host.h.
6515 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6516 CFI_RESTORE): Define.
6517 * config/rs6000/crtresxgpr.asm: Add unwind info.
6518 * config/rs6000/crtresxfpr.asm: Likewise.
6519 * config/rs6000/crtresgpr.asm: Likewise.
6520 * config/rs6000/crtresfpr.asm: Likewise.
6521 * config/rs6000/crtsavgpr.asm: Likewise.
6522 * config/rs6000/crtsavfpr.asm: Likewise.
6524 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6525 argument of DWARF2_FRAME_REG_OUT macros.
6527 2009-06-03 Julian Brown <julian@codesourcery.com>
6529 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6530 words or less (including TImode) in core registers.
6532 2009-06-03 Richard Guenther <rguenther@suse.de>
6535 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6537 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6539 * statistics.c (statistics_counter_event): Do not record event
6540 in pass dump if its number == -1.
6541 (curr_statistics_hash): Add assert that we never get passes
6542 with static number == -1.
6544 2009-06-03 Richard Guenther <rguenther@suse.de>
6545 Andrey Belevantsev <abel@ispras.ru>
6547 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6548 non-BLKmode arrays addressable.
6550 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6552 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6553 * config/m68k/m68k.h: ... here.
6554 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6557 2009-06-03 Martin Jambor <mjambor@suse.cz>
6559 PR tree-optimization/40323
6560 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6563 2009-06-03 Richard Guenther <rguenther@suse.de>
6565 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6568 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6570 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6571 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6572 JUMP_TABLE_DATA_P where applicable.
6573 * config/sh/sh.c: Ditto.
6574 * config/sh/sh.h: Ditto.
6575 * config/sh/sh.md: Ditto.
6576 * config/sh/symbian.c: Ditto.
6578 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/driver-i386.c (describe_cache): Optimize
6581 concatenation of strings. Use snprintf instead of sprintf.
6582 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6583 target when not compiling with GCC.
6585 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6587 * config/sh/sh.c: Revert last change.
6588 (sh_expand_epilogue): Emit a blockage insn before the frame
6589 pointer adjustment unconditionally.
6591 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6593 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6594 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6595 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6596 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6597 to COLLECT_GCC_OPTIONS.
6599 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6601 * collect2.c (target_system_root): New variable.
6602 (main): Handle --sysroot=.
6603 (ignore_library): Strip the sysroot from the library path.
6605 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6607 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6608 (collect2.o): Depend on collect2-aix.h.
6609 (collect2-aix.o): New rule.
6610 * collect2-aix.h: New file.
6611 * collect2-aix.c: Likewise.
6612 * collect2.c: Include collect2-aix.h. Don't undefine
6613 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6614 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6615 Use TARGET_AIX_VERSION instead of _AIX51.
6616 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6617 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6618 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6619 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6620 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6622 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6624 * collect2.c (ignore_library): Avoid premature post-increment
6627 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6629 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6630 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6631 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6632 CROSS_DIRECTORY_STRUCTURE too.
6633 (LINK_LIBG_SPEC): Likewise.
6634 (LIB_SPEC): Add %R to sysroot paths.
6635 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6636 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6637 * config/rs6000/aix51.h: As for aix43.h.
6638 * config/rs6000/aix52.h: Likewise.
6639 * config/rs6000/aix53.h: Likewise.
6640 * config/rs6000/aix61.h: Likewise.
6641 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6642 to the beginning of sysroot paths.
6644 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6646 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6647 INSN_LISTs that are out of the REG_NOTE range.
6649 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6651 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6652 (struct var_to_expand): Likewise.
6653 (struct opt_info): Add head and tail for linked lists of the above.
6654 (analyze_insn_to_expand_var): Initialize next.
6655 (analyze_iv_to_split_insn): Likewise.
6656 (analyze_insns_in_loop): Create linked lists.
6657 (allocate_basic_variable): Simplify for use without hash table.
6658 (insert_var_expansion_initialization): Likewise, make it type-safer.
6659 (combine_var_copies_in_loop_exit): Likewise.
6660 (apply_opt_in_copies): Walk lists rather than hash tables.
6661 (release_var_copies): Simplified and inlined by hand into...
6662 (free_opt_info): ... this function.
6664 2009-06-02 Richard Guenther <rguenther@suse.de>
6666 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6669 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6671 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6672 only for builtins that are not overridden.
6674 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6676 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6679 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6681 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6683 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6685 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6687 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6689 * common.opt (fdump-unnumbered-links): New.
6690 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6691 * print-rtl.c (flag_dump_unnumbered_links): New.
6692 (print_rtx): Test it.
6694 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6696 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6697 push/pop multiple to 8-byte alignment.
6699 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6701 * config/i386/i386.c (queued_cfa_restores): New static variable.
6702 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6704 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6705 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6706 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6707 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6708 note unconditionally.
6709 (ix86_emit_restore_regs_using_mov): Likewise.
6710 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6711 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6712 it through to ix86_emit_restore_reg_using_pop.
6713 (ix86_emit_leave): Add RED_OFFSET argument. Call
6714 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6715 instead of adding REG_CFA_OFFSET note unconditionally.
6716 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6717 the above functions. Call ix86_add_queued_cfa_restore_notes when
6720 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6721 force output of the label even for dwarf2out_do_cfi_asm.
6722 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6723 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6724 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6726 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6727 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6728 dwarf2out_cfi_label callers.
6729 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6730 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6731 Adjust dwarf2out_cfi_label callers.
6732 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6734 * config/i386/i386.h (struct machine_cfa_state,
6735 struct machine_function): Guard with ifndef USED_FOR_TARGET
6736 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6739 * emutls.c (__emutls_get_address): Change arr->size to mean number
6740 of allocated arr->data entries instead of # of slots + 1.
6743 * recog.c (peep2_reinit_state): New function.
6744 (peephole2_init_state): Use it at the end of a basic block and also
6745 when seeing a RTX_FRAME_RELATED_P insn.
6747 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6749 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6750 fixuns_truncrfdi2): New.
6751 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6752 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6753 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6754 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6755 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6756 *recip_approx): Remove.
6757 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6758 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6759 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6761 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6764 2009-06-01 Ian Lance Taylor <iant@google.com>
6766 * attribs.c (register_attribute): Use CONST_CAST.
6767 * collect2.c (main): Use CONST_CAST2.
6768 (scan_prog_file): Likewise.
6769 * gcc.c (process_command, main): Likewise.
6770 * toplev.c (toplev_main): Likewise.
6772 * c-typeck.c (handle_warn_cast_qual): New static function,
6773 partially broken out of build_c_cast.
6774 (build_c_cast): Call handle_warn_cast_qual.
6775 * doc/invoke.texi (Warning Options): Document new effect of
6778 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6780 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6781 (diagnostic_report_current_module): Print columns.
6782 * common.opt (flag_show_column): Enable by default.
6784 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6786 * alias.c (find_base_term): Check for NULL term before returning.
6788 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6790 Revert due to PR40320:
6791 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6792 * calls.c (emit_library_call_value_1): Don't force_operand for move
6795 2009-06-01 Olivier Hainque <hainque@adacore.com>
6796 Eric Botcazou <ebotcazou@adacore.com>
6798 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6799 to be processed as a bitfield for constructor output purposes.
6800 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6802 * varasm.c (oc_local_state): New type, output_constructor
6803 local state to support communication with helpers.
6804 (oc_outer_state): New type, output_constructor outer state of
6805 relevance in recursive calls.
6806 (output_constructor_array_range): New output_constructor helper,
6807 extracted code for an array range element.
6808 (output_constructor_regular_field): New output_constructor helper,
6809 extracted code for an element that is not a bitfield.
6810 (output_constructor_bitfield): New output_constructor helper,
6811 extracted code for a bitfield element. Accept an OUTER state
6812 argument for recursive processing. Recurse on record or array
6813 CONSTRUCTOR values, possibly past noop conversions.
6814 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6815 VALUE is a valid constant-valued expression for use in a static
6816 bit-field initializer.
6817 (output_constructor): Rework to use helpers. Accept and honor an
6818 OUTER state argument for recursive calls. Return total size. Be
6819 prepared for nested constructors initializing bitfields.
6820 (output_constant): Feed OUTER in calls to output_constructor.
6822 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6824 * calls.c (emit_library_call_value_1): Don't force_operand for move
6827 2009-06-01 Nick Clifton <nickc@redhat.com>
6829 * doc/invoke.texi (IA-64 Options): Fix typo.
6831 2009-06-01 Ira Rosen <irar@il.ibm.com>
6833 PR tree-optimization/39129
6834 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6836 (vect_do_peeling_for_loop_bound): Use
6837 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6838 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6839 (vect_loop_versioning): Likewise.
6840 (vect_create_cond_for_alias_checks): Fix indentation.
6841 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6843 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6844 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6845 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6846 "control flow in loop".
6847 (vect_estimate_min_profitable_iters): Use
6848 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6849 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6850 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6851 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6852 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6853 statement belongs to a group of strided accesses with the exact code
6855 (vectorizable_load): Likewise.
6856 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6857 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6859 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6861 * config/freebsd-stdint.h: New file.
6862 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6863 Add freebsd-stdint.h to tm_file.
6865 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6867 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6868 (thumb2_extendhidi2): Likewise.
6870 2009-05-31 Ian Lance Taylor <iant@google.com>
6872 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6874 2009-05-31 Ian Lance Taylor <iant@google.com>
6876 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6877 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6878 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6880 2009-05-31 Jason Merrill <jason@redhat.com>
6882 * tree-pretty-print.c (print_call_name): Take the callee, not the
6883 call itself. Make non-static. Use dump_function_name for functions.
6884 (dump_generic_node): Adjust.
6885 * diagnostic.h: Declare print_call_name.
6886 * gimple-pretty-print.c (dump_gimple_call): Use it.
6888 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6890 * config/sh/sh.md (ashldi3_std): New define_expand.
6893 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6896 * config/sh/sh.c: Include debug.h.
6897 (sh_expand_epilogue): Emit a blockage insn before the frame
6898 pointer adjustment also when dwarf2out_do_frame returns true.
6900 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6902 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6903 (thumb2_extendqidi2): New pattern.
6905 2009-05-31 Ira Rosen <irar@il.ibm.com>
6907 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6908 mark phis for renaming.
6909 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6910 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6911 Call mark_sym_for_renaming.
6912 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6913 * tree-vect-loop.c (vect_transform_loop): Remove
6914 vect_memsyms_to_rename initialization and a call to
6915 mark_set_for_renaming.
6917 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6920 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6921 frame related even if !set_cfa && style < 0.
6923 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6925 * config/i386/mingw-tls.c: New file.
6926 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6927 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6928 defining _WIN32 but not __CYGWIN__.
6930 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6932 * configure.ac: Add MPC support.
6934 * config.in, configure: Regenerate.
6936 2009-05-29 Richard Henderson <rth@redhat.com>
6938 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6939 NOTE_INSN_BASIC_BLOCK.
6940 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6941 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6942 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6944 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6946 (add_cfi): Disable check redefining cfa away from drap.
6947 (lookup_cfa_1): Add remember argument; handle remember/restore.
6948 (lookup_cfa): Pass remember argument.
6949 (cfa_remember): New.
6950 (compute_barrier_args_size_1): Remove sibcall check.
6951 (dwarf2out_frame_debug_def_cfa): New.
6952 (dwarf2out_frame_debug_adjust_cfa): New.
6953 (dwarf2out_frame_debug_cfa_offset): New.
6954 (dwarf2out_frame_debug_cfa_register): New.
6955 (dwarf2out_frame_debug_cfa_restore): New.
6956 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6957 (dwarf2out_begin_epilogue): New.
6958 (dwarf2out_frame_debug_restore_state): New.
6959 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6960 DW_CFA_restore_state.
6961 (output_cfi_directive): Likewise.
6962 (convert_cfa_to_fb_loc_list): Likewise.
6963 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6964 * dwarf2out.h: Update.
6965 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6966 (copy_insn_1): Early out for null.
6967 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6968 and dwarf2out_frame_debug_restore_state.
6969 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6970 (prologue_insn_hash, epilogue_insn_hash): New.
6971 (free_after_compilation): Adjust freeing accordingly.
6972 (record_insns): Create hash table if needed; push insns into
6973 hash instead of array.
6974 (maybe_copy_epilogue_insn): New.
6975 (contains): Search hash table instead of array.
6976 (sibcall_epilogue_contains): Remove.
6977 (thread_prologue_and_epilogue_insns): Split eh_return insns
6978 and mark them as epilogues.
6979 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6980 scanning in terms of basic blocks.
6981 * insn-notes.def (CFA_RESTORE_STATE): New.
6982 * jump.c (returnjump_p_1): Accept EH_RETURN.
6983 (eh_returnjump_p_1, eh_returnjump_p): New.
6984 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6985 CFA_REGISTER, CFA_RESTORE): New.
6986 * rtl.def (EH_RETURN): New.
6987 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6989 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6990 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6992 * config/i386/i386.c (gen_push): Update cfa state.
6993 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6994 add a CFA_ADJUST_CFA note.
6995 (ix86_dwarf_handle_frame_unspec): Remove.
6996 (ix86_expand_prologue): Update cfa state.
6997 (ix86_emit_restore_reg_using_pop): New.
6998 (ix86_emit_restore_regs_using_pop): New.
6999 (ix86_emit_leave): New.
7000 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7001 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7002 * config/i386/i386.h (struct machine_cfa_state): New.
7003 (ix86_cfa_state): New.
7004 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7005 (eh_return_internal): Merge from eh_return_<mode>,
7006 use eh_return rtx, split w/ epilogue.
7008 2009-05-29 Ian Lance Taylor <iant@google.com>
7010 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7012 * calls.c (emit_library_call_value_1): Likewise.
7014 * c-typeck.c (c_build_va_arg): New function.
7015 * c-tree.h (c_build_va_arg): Declare.
7016 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7017 instead of build_va_arg.
7019 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7021 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7022 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7023 (ptr_difference_cost): Use affine combinations to compute it.
7024 (difference_cost): Likewise.
7025 (get_computation_cost_at): Compute more accurate cost for addresses
7026 if the ratio is a multiplier allowed in addresses.
7027 For non-addresses, consider that an additional offset or symbol is
7030 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7032 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7033 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7035 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7036 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7037 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7039 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7040 to 1 for TYPE_SSE{IADD1,CVT1}.
7041 (prefix_vex_imm8): Removed.
7042 (length_vex): Only pass 1 as second argument to
7043 ix86_attr_length_vex_default if prefix_extra is 0.
7044 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7045 (length): For prefix vex computation use length_immediate
7046 attribute instead of prefix_vex_imm8.
7047 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7048 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7049 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7050 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7051 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7052 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7053 a space in between the operands.
7054 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7055 if one operand is 0xff and the other one si, di, bp or sp.
7056 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7057 other one si, di, bp or sp.
7058 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7059 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7060 type and mode attributes.
7061 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7062 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7063 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7064 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7065 prefix_data16 attribute iff MODE_DF.
7066 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7067 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7068 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7069 constm128_operand in length_immediate computation.
7070 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7071 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7072 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7073 length_immediate attribute to 1.
7074 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7075 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7076 for certain alternatives.
7077 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7078 prefix_data16 attribute if MODE_V1DF.
7079 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7080 length_immediate to 1.
7081 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7082 length_address to 4, set mode attribute to MODE_DI.
7083 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7084 (fxam<mode>2_i387): Set length attribute to 4.
7085 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7086 *prefetch_3dnow_rex): Override length_address attribute.
7087 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7089 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7090 (constm128_operand): Removed.
7091 * config/i386/i386.c (memory_address_length): For
7092 disp && !index && !base in 64-bit mode account for SIB byte if
7093 print_operand_address can't optimize disp32 into disp32(%rip)
7094 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7095 for fs: or gs: segment.
7096 (ix86_attr_length_immediate_default): When checking if shortform
7097 is possible, truncate immediate to the length of the non-shortened
7099 (ix86_attr_length_address_default): Ignore MEM_P operands
7101 (ix86_attr_length_vex_default): Only check for DImode on
7102 GENERAL_REG_P operands.
7103 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7104 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7105 (sse_cvttps2pi): Clear prefix_rep attribute.
7106 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7108 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7109 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7110 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7111 iff operand 2 is const_int_operand.
7112 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7113 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7114 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7116 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7118 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7119 prefix_data16 attribute for movlpd and movhpd instructions.
7120 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7121 length_immediate for shufpd instruction.
7122 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7123 (avx_cmpp<avxmodesuffixf2c><mode>3,
7124 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7125 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7126 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7127 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7128 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7129 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7130 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7131 prefix_data16 attribute for the first alternative to 1.
7132 (*avx_loadlps): Override length_immediate for the first alternative.
7133 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7134 attributes for second alternative.
7135 (*vec_concatv2sf_sse4_1): Override length_immediate and
7136 prefix_data16 attributes for second alternative.
7137 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7138 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7139 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7140 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7141 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7142 prefix_data16 and length_immediate to 1.
7143 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7145 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7146 prefix_extra attribute for variants that don't have 0f prefix alone.
7147 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7148 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7149 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7150 *sse4_1_pextrd): Set length_immediate to 1.
7151 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7152 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7154 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7155 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7156 length_immediate to 1 for second alternative.
7157 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7158 prefix_extra and length_immediate attributes for the first
7160 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7162 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7163 to 1 for the first and third alternative.
7164 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7166 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7168 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7170 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7171 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7172 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7173 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7174 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7175 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7176 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7177 ssse3_psign<mode>3): Override prefix_rex attribute.
7178 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7179 (ssse3_palignrti): Override length_immediate to 1.
7180 (ssse3_palignrdi): Override length_immediate to 1, override
7181 prefix_rex attribute.
7182 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7183 (sse4a_extrqi): Override length_immediate to 2.
7184 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7185 (sse4a_insertq): Override prefix_data16 to 0.
7186 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7187 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7188 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7189 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7190 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7191 and length_immediate to 1.
7192 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7193 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7194 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7195 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7196 and length_immediate to 1.
7197 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7198 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7199 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7200 avx_ptest256): Override prefix_extra to 1.
7201 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7202 Override prefix_data16 and length_immediate to 1.
7203 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7204 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7205 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7206 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7207 prefix_data16 to 0 and prefix_extra to 2.
7208 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7209 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7211 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7212 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7213 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7214 and prefix_extra to 2.
7215 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7216 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7217 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7218 avx_vpermilvar<mode>3,
7219 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7220 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7221 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7222 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7223 Override prefix_extra to 1.
7224 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7225 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7226 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7227 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7228 prefix_extra and length_immediate to 1.
7229 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7231 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7232 to 1 for the first alternative.
7233 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7234 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7236 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7237 *movv2sf_internal_avx, *movv2sf_internal): Override
7238 prefix_rep attribute for certain alternatives.
7239 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7240 attributes for certain alternatives.
7241 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7242 attributes for certain alternatives.
7243 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7244 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7245 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7246 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7247 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7248 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7249 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7250 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7251 length_immediate to 1 if operand 2 is const_int_operand.
7252 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7253 *vec_extractv2si_1): Set length_immediate attribute to 1.
7254 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7255 using old 3DNOW insn rather than SSE/3DNOW_A.
7256 (mmx_emms, mmx_femms): Clear modrm attribute.
7258 2009-05-29 Martin Jambor <mjambor@suse.cz>
7260 * tree-sra.c: New implementation of SRA.
7262 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7263 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7264 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7265 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7266 (SRA_MAX_STRUCTURE_COUNT): Removed.
7267 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7268 * doc/invoke.texi (sra-max-structure-size): Removed.
7269 (sra-field-structure-ratio): Removed.
7271 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7274 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7277 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7279 PR rtl-optimization/40101
7280 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7281 seqno. Adjust comment.
7282 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7283 inserting bookkeeping before a jump, the jump is not scheduled.
7284 When no positive seqno found, provide a value. Add comment.
7286 2009-05-29 Richard Guenther <rguenther@suse.de>
7288 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7289 short-cutting on the first component.
7291 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7294 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7295 for trees other than decls/types.
7297 2009-05-29 Richard Guenther <rguenther@suse.de>
7299 * tree-ssa-operands.c (get_expr_operands): Do not handle
7300 INDIRECT_REFs in the handled-component case. Remove
7301 unused get_ref_base_and_extent case.
7302 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7303 tree_low_cst and host_integerp where possible.
7304 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7305 codes for equivalence.
7306 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7308 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7310 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7311 to tmake_file for i[34567]86-*-cygwin*.
7313 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7316 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7317 (altivec_categorize_keyword, init_vector_keywords,
7318 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7321 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7323 * tree.c (handle_dll_attribute): Check if node is
7324 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7326 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7328 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7330 (thumb2_zero_extendqidi2): Likewise.
7332 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7334 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7335 instead of gen_movrt.
7336 * config/sh/sh.md (movrt): Remove.
7338 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7340 * doc/invoke.texi (IA-64 Options):
7341 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7342 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7343 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7344 -msched-prefer-non-control-spec-insns,
7345 -msched-stop-bits-after-every-cycle,
7346 -msched-count-spec-in-critical-path,
7347 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7348 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7349 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7350 and -msched-spec-verbose.
7352 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7354 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7355 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7357 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7359 2009-05-28 Richard Guenther <rguenther@suse.de>
7361 * tree-ssa-alias.c (ao_ref_init): New function.
7362 (ao_ref_base): Likewise.
7363 (ao_ref_base_alias_set): Likewise.
7364 (ao_ref_alias_set): Likewise.
7365 (refs_may_alias_p_1): Change signature.
7366 (refs_may_alias_p): Adjust.
7367 (refs_anti_dependent_p): Likewise.
7368 (refs_output_dependent_p): Likewise.
7369 (call_may_clobber_ref_p_1): Change signature.
7370 (call_may_clobber_ref_p): Adjust.
7371 (stmt_may_clobber_ref_p_1): New function split out from ...
7372 (stmt_may_clobber_ref_p): ... here.
7373 (maybe_skip_until): Adjust signature.
7374 (get_continuation_for_phi): Likewise.
7375 (walk_non_aliased_vuses): Likewise.
7376 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7377 (ao_ref_init): Declare.
7378 (ao_ref_base): Likewise.
7379 (ao_ref_alias_set): Likewise.
7380 (stmt_may_clobber_ref_p_1): Likewise.
7381 (walk_non_aliased_vuses): Adjust.
7382 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7383 (get_ref_from_reference_ops): remove.
7384 (vn_reference_lookup_2): Adjust signature.
7385 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7386 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7387 (vn_reference_lookup): Adjust.
7388 (vn_reference_insert): Likewise.
7389 (vn_reference_insert_pieces): Adjust signature.
7390 (visit_reference_op_call): Adjust.
7391 * tree-ssa-pre.c (get_expr_type): Simplify.
7392 (phi_translate_1): Adjust.
7393 (compute_avail): Likewise.
7394 (translate_vuse_through_block): Do not re-build trees.
7395 (value_dies_in_block_x): Likewise.
7396 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7398 (vn_reference_lookup_pieces): Adjust declaration.
7399 (vn_reference_insert_pieces): Likewise.
7401 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7403 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7404 with checking disabled.
7406 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7410 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7411 macro definition for support of three-operand format aligned
7412 .comm directive in assembler on cygwin/pe/mingw target OS.
7413 * configure: Regenerate.
7414 * config.h: Regenerate.
7416 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7417 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7418 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7420 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7421 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7423 2009-05-28 Ira Rosen <irar@il.ibm.com>
7425 PR tree-optimization/40254
7426 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7427 in analysis of basic blocks.
7429 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7432 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7433 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7434 (TARGET_INITIALIZER): Use it.
7435 * cse.c (CHEAPER): Move it up to the other macros.
7436 (insert): Rename this ...
7437 (insert_with_costs): ... to this. Add cost parameters. Update
7439 (insert): New function. Call insert_with_costs.
7440 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7441 find_reg_offset_for_const, try_const_anchors): New functions.
7442 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7443 when using a const-anchor. Call insert_const_anchors.
7444 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7445 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7447 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7449 * tree-inline.c (remap_decls): Enable nonlocalized variables
7450 when not optimizing.
7452 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7454 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7455 Simplify other tests involving optimize.
7457 2009-05-27 Tom Tromey <tromey@redhat.com>
7459 * unwind-dw2.c (_Unwind_DebugHook): New function.
7460 (uw_install_context): Call _Unwind_DebugHook.
7462 2009-05-27 Tom Tromey <tromey@redhat.com>
7464 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7466 2009-05-27 Ian Lance Taylor <iant@google.com>
7468 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7469 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7470 (ALL_LINKERFLAGS): Define.
7471 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7472 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7473 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7474 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7475 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7476 $(LINKER_FOR_BUILD).
7477 (build/gcov-iov$(build_exeext)): Likewise.
7479 2009-05-27 Julian Brown <julian@codesourcery.com>
7481 * gcse.c (target.h): Include.
7482 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7483 copy of argument to a pseudo register.
7485 2009-05-27 Diego Novillo <dnovillo@google.com>
7487 * tree-ssa-live.c (dump_scope_block): Document arguments.
7488 (dump_scope_blocks): Document.
7489 (debug_scope_blocks): New.
7490 * tree-flow.h (debug_scope_blocks): Declare.
7492 2009-05-21 Denis Chertykov <denisc@overta.ru>
7494 * doc/contrib.texi (Contributors): Add myself to the list.
7496 2009-05-27 Olivier Hainque <hainque@adacore.com>
7498 * expr.c (target_align): New function. Alignment the TARGET of an
7499 assignment may be assume to have.
7500 (highest_pow2_factor_for_target): Use it instead of relying on
7501 immediate tree attributes of TARGET, not necessarily honored when
7502 intermediate bitfields are involved.
7504 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7507 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7508 AVX, SSE4, AES, PCLMUL and POPCNT.
7510 2009-05-27 Diego Novillo <dnovillo@google.com>
7512 * tree-pretty-print.c (dump_location): New.
7513 (dump_generic_node): Call it.
7514 Factor code to handle BLOCK nodes ...
7515 (dump_block_node): ... here.
7517 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7519 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7521 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7523 * gcc-plugin.h: Include config.h and system.h.
7524 (IN_GCC): Define if not defined.
7526 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7529 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7532 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7534 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7536 * config/m32r/m32r.h: Ditto.
7537 * config/m32r/m32r.md: Ditto.
7538 * config/m32r/predicates.md: Ditto.
7540 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7542 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7544 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7547 (Loading plugins): typo.
7548 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7549 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7550 (Interacting with the GCC Garbage Collector): Added new section.
7551 (Giving information about a plugin): Added new section for
7553 * ggc.h (ggc_register_root_tab): Added declaration.
7554 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7555 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7556 (register_callback): Improved comment in declaration.
7557 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7558 (extra_root_vec) Added static variable for dynamic roots registration.
7559 (ggc_register_root_tab) Added new routine.
7560 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7561 PLUGIN_GGC_MARKING event.
7562 * ggc-zone.c: Include plugin.h.
7563 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7564 * ggc-page.c: Include plugin.h.
7565 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7566 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7567 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7568 (register_callback): check lack of callbacks for
7569 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7570 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7571 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7572 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7573 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7574 dependency on plugin.h.
7575 (plugin.o): Added dependency on ggc.h...
7577 2009-05-26 Richard Guenther <rguenther@suse.de>
7581 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7582 with mismatched comparison modes.
7584 * expr.c (expand_expr_real_1): Expand the operand of a
7585 VIEW_CONVERT_EXPR in its natural mode.
7587 2009-05-26 Ian Lance Taylor <iant@google.com>
7589 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7590 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7591 (ALL_COMPILERFLAGS): Define.
7592 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7593 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7594 (collect2$(exeext), collect2.o): Likewise.
7595 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7596 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7597 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7598 (libbackend.o, intl.o, cppdefault.o): Likewise.
7599 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7600 (build/%.o): Use $(COMPILER_FOR_BUILD).
7601 (build/gen%$(build_exeext)): Likewise.
7602 (build/gcov-iov$(build_exeext)): LIkewise.
7603 * config/t-darwin (darwin.o): Use $(COMPILER).
7604 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7605 * config/t-sol2 (sol2-c.o): Likewise.
7607 * config/t-vxworks (vxworks.o): Likewise.
7608 * config/x-darwin (host-darwin.o): Likewise.
7609 * config/x-hpux (host-hpux.o): Likewise.
7610 * config/x-linux (host-linux.o): Likewise.
7611 * config/x-solaris (host-solaris.o): Likewise.
7612 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7613 * config/arm/t-arm (arm-c.o): Likewise.
7614 * config/arm/t-pe (pe.o): Likewise.
7615 * config/arm/t-wince-pe (pe.o): Likewise.
7616 * config/i386/t-cygming (winnt.o): Likewise.
7617 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7618 * config/i386/t-cygwin (cygwin1.o): Likewise.
7619 (cygwin2.o): Likewise.
7620 * config/i386/t-i386 (i386-c.o): Likewise.
7621 * config/i386/t-interix (winnt.o): Likewise.
7622 * config/i386/t-netware (netware.o): Likewise.
7623 * config/i386/t-nwld (nwld.o): Likewise.
7624 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7625 * config/i386/x-i386 (driver-i386.o): Likewise.
7626 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7627 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7628 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7629 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7630 * config/mips/x-native (driver-native.o): Likewise.
7631 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7632 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7633 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7634 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7635 * config/score/t-score-elf (score7.o): Likewise.
7636 (score3.o): Likewise.
7637 * config/sh/t-sh (sh-c.o): Likewise.
7638 * config/sh/t-symbian (sh-c.o): Likewise.
7639 (symbian.o): Likewise.
7640 * config/spu/t-spu-elf (spu-c.o): Likewise.
7641 * config/v850/t-v850 (v850-c.o): Likewise.
7642 * config/v850/t-v850e (v850-c.o): Likewise.
7644 2009-05-26 Richard Guenther <rguenther@suse.de>
7646 PR tree-optimization/40122
7647 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7648 VECTOR_CSTs if possible.
7649 (fold_gimple_assign): Likewise.
7651 2009-05-26 Richard Guenther <rguenther@suse.de>
7654 * fold-const.c (fold_binary): Use the correct types for building
7657 2009-05-26 Richard Guenther <rguenther@suse.de>
7659 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7660 redundant calls to merge_alias_info.
7661 (bump_vector_ptr): Likewise.
7662 * tree-ssa-copy.c (merge_alias_info): Remove.
7663 (replace_exp_1): Remove call to merge_alias_info.
7664 (propagate_tree_value): Likewise.
7665 (fini_copy_prop): Propagate points-to info.
7666 * tree-flow.h (merge_alias_info): Remove.
7668 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7670 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7672 2009-05-25 Jan Hubicka <jh@suse.cz>
7674 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7675 * cgraph.h (struct inline_summary): New filed self_wize,
7676 size_inlining_benefit, self_time and time_inlining_benefit.
7677 (struct cgraph_global_info): Replace insns by time ans size fields.
7678 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7679 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7680 (ipcp_update_callgraph): Do not touch function bodies.
7681 * ipa-inline.c: Include except.h
7682 (MAX_TIME): New constant.
7683 (overall_insns): Remove.
7685 (overall_size, max_benefit): New static variables.
7686 (cgraph_estimate_time_after_inlining): New function.
7687 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7688 (cgraph_clone_inlined_nodes): Update size.
7689 (cgraph_mark_inline_edge): Update size.
7690 (cgraph_estimate_growth): Use size info.
7691 (cgraph_check_inline_limits): Check size.
7692 (cgraph_default_inline_p): Likewise.
7693 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7694 (cgraph_decide_recursive_inlining): Check size.
7695 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7697 (cgraph_decide_inlining): Likewise.
7698 (cgraph_decide_inlining_incrementally): Likewise; honor
7699 PARAM_EARLY_INLINING_INSNS.
7700 (likely_eliminated_by_inlining_p): New predicate.
7701 (estimate_function_body_sizes): New function.
7702 (compute_inline_parameters): Use it.
7703 * except.c (must_not_throw_labels): New function.
7704 * except.h (must_not_throw_labels): Declare.
7705 * tree-inline.c (init_inline_once): Kill inlining_weigths
7706 * tree-ssa-structalias.c: Avoid uninitialized warning.
7707 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7708 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7709 (PARAM_INLINE_CALL_COST): Remove.
7710 (PARAM_EARLY_INLINING_INSNS): New.
7712 2009-05-25 Richard Guenther <rguenther@suse.de>
7714 PR tree-optimization/36327
7715 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7716 callback for reference translation or lookup at the point of may-defs.
7717 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7718 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7719 for union COMPONENT_REFs.
7720 (vn_reference_lookup_3): New callback. Lookup from memset
7721 and CONSTRUCTOR assignment, translate through struct copies.
7722 (vn_reference_lookup_pieces): Make sure to not free the
7723 passed operands array. Adjust walk_non_aliased_vuses call.
7724 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7725 make sure we do not leak memory.
7727 2009-05-25 Richard Guenther <rguenther@suse.de>
7729 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7730 * tree-inline.c (expand_call_inline): Reset the escaped and
7732 * tree-ssa-structalias.c (pass_build_ealias): New.
7733 * tree-pass.h (pass_build_ealias): Declare.
7734 * passes.c (init_optimization_passes): Add PTA during
7735 early optimizations.
7736 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7737 and CALLUSED solutions.
7738 (dump_points_to_solution): New function, split out from ...
7739 (dump_points_to_info_for): ... here.
7740 * tree-parloops.c (parallelize_loops): Reset the escaped and
7743 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7746 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7747 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7749 2009-05-25 Ira Rosen <irar@il.ibm.com>
7751 PR tree-optimization/40238
7752 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7753 statements after basic block's labels.
7754 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7755 to free the allocated memory.
7757 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7759 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7760 return address with a USE.
7762 2009-05-24 Richard Guenther <rguenther@suse.de>
7765 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7766 array type from the main variant of the inner type.
7768 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7770 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7771 definition to bool (from int) to un-break build.
7772 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7774 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7776 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7777 discard_stmt_changes): Delete.
7778 * tree-ssa-operands.c (scb_stack): Delete.
7779 (init_ssa_operands): Do not initialize it.
7780 (fini_ssa_operands): Do not free it.
7781 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7783 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7784 update_stmt, remove the others. Fix comments.
7785 * tree-dfa.c (optimize_stack_restore): Likewise.
7786 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7787 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7788 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7789 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7791 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7792 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7793 (dom_opt_finalize_block): Likewise, adjusting access to
7795 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7796 (stmts_to_rescan): Change item type to gimple.
7797 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7799 2009-05-24 Ira Rosen <irar@il.ibm.com>
7801 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7802 * tree-pass.h (pass_slp_vectorize): New pass.
7803 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7804 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7805 * tree-vectorizer.c (timevar.h): Include.
7806 (user_vect_verbosity_level): Declare.
7807 (vect_location): Fix comment.
7808 (vect_set_verbosity_level): Update user_vect_verbosity_level
7809 instead of vect_verbosity_level.
7810 (vect_set_dump_settings): Add an argument. Ignore user defined
7811 verbosity if dump flags require higher level of verbosity. Print to
7812 stderr only for loop vectorization.
7813 (vectorize_loops): Update call to vect_set_dump_settings.
7814 (execute_vect_slp): New function.
7815 (gate_vect_slp): Likewise.
7816 (struct gimple_opt_pass pass_slp_vectorize): New.
7817 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7819 (vec_info_for_bb): New function.
7820 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7821 (VECTORIZATION_ENABLED): New macro.
7822 (SLP_ENABLED, SLP_DISABLED): Likewise.
7823 (vect_is_simple_use): Add bb_vec_info argument.
7824 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7825 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7826 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7827 vect_schedule_slp, vect_analyze_slp): Likewise.
7828 (vect_analyze_stmt): Add slp_tree argument.
7829 (find_bb_location): Declare.
7830 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7831 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7832 (vect_analyze_loop_operations, vect_analyze_loop,
7833 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7834 vect_finalize_reduction, vectorizable_reduction,
7835 vectorizable_live_operation, vect_transform_loop): Likewise.
7836 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7837 skip evolution analysis if analyzing a basic block.
7838 (dr_analyze_indices): Likewise.
7839 (initialize_data_dependence_relation): Skip the test whether the
7840 object is invariant for basic blocks.
7841 (compute_all_dependences): Skip dependence analysis for data
7842 references in basic blocks.
7843 (find_data_references_in_stmt): Don't fail in case of invariant
7844 access in basic block.
7845 (find_data_references_in_bb): New function.
7846 (find_data_references_in_loop): Move code to
7847 find_data_references_in_bb and add a call to it.
7848 (compute_data_dependences_for_bb): New function.
7849 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7850 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7852 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7853 unknown dependence in basic block and fail in case of dependence in
7855 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7856 dependence instances from either loop or basic block vectorization
7858 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7859 before calling nested_in_vect_loop_p.
7860 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7861 dependence instances from either loop or basic block vectorization
7863 (vect_verify_datarefs_alignment): Likewise.
7864 (vect_enhance_data_refs_alignment): Adjust function calls.
7865 (vect_analyze_data_refs_alignment): Likewise.
7866 (vect_analyze_group_access): Fix printing. Skip different checks if
7867 DR_STEP is 0. Keep strided stores either in loop or basic block
7868 vectorization data structure. Fix indentation.
7869 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7871 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7872 dependence instances from either loop or basic block vectorization
7874 (vect_analyze_data_refs): Update comment. Call
7875 compute_data_dependences_for_bb to analyze basic blocks.
7876 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7877 case of loop vectorization. In case of basic block vectorization use
7878 data-ref itself as a base.
7879 (vect_create_data_ref_ptr): In case of basic block vectorization:
7880 don't advance the pointer, add new statements before the current
7881 statement. Adjust function calls.
7882 (vect_supportable_dr_alignment): Support only aligned accesses in
7883 basic block vectorization.
7884 * common.opt (ftree-slp-vectorize): New flag.
7885 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7886 (vect_pattern_recog_1): Likewise.
7887 * tree-vect-stmts.c (process_use): Likewise.
7888 (vect_init_vector): Add new statements in the beginning of the basic
7889 block in case of basic block SLP.
7890 (vect_get_vec_def_for_operand): Adjust function calls.
7891 (vect_finish_stmt_generation): Likewise.
7892 (vectorizable_call): Add assert that it is loop vectorization, adjust
7894 (vectorizable_conversion, vectorizable_assignment): Likewise.
7895 (vectorizable_operation): In case of basic block SLP, take
7896 vectorization factor from statement's type and skip the relevance
7897 check. Adjust function calls.
7898 (vectorizable_type_demotion): Add assert that it is loop
7899 vectorization, adjust function calls.
7900 (vectorizable_type_promotion): Likewise.
7901 (vectorizable_store): Check for outer loop only in case of loop
7902 vectorization. Adjust function calls. For basic blocks, skip the
7903 relevance check and don't advance pointers.
7904 (vectorizable_load): Likewise.
7905 (vectorizable_condition): Add assert that it is loop vectorization,
7906 adjust function calls.
7907 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7908 that it is not reduction, get vector type, call only supported
7909 functions, skip loop specific parts.
7910 (vect_transform_stmt): Check for outer loop only in case of loop
7912 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7913 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7914 for external definition.
7915 * passes.c (pass_slp_vectorize): New pass.
7916 * tree-vect-slp.c (find_bb_location): New function.
7917 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7918 check for patterns only in loops.
7919 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7920 case of multiple types in basic block SLP.
7921 (vect_mark_slp_stmts_relevant): New function.
7922 (vect_supported_load_permutation_p): Fix comment.
7923 (vect_analyze_slp_instance): Add argument. In case of basic block
7924 SLP, take vectorization factor from statement's type, check that
7925 unrolling factor is 1. Adjust function call. Save SLP instance in
7926 either loop or basic block vectorization structure. Return FALSE,
7928 (vect_analyze_slp): Add argument. Get strided stores groups from
7929 either loop or basic block vectorization structure. Return FALSE
7930 if basic block SLP failed.
7931 (new_bb_vec_info): New function.
7932 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7933 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7934 (vect_schedule_slp): Add argument. Get SLP instances from either
7935 loop or basic block vectorization structure. Set vectorization factor
7936 to be 1 for basic block SLP.
7937 (vect_slp_transform_bb): New function.
7938 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7940 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7942 * final.c (shorten_branches): Do not align labels for jump tables.
7943 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7945 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7947 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7948 Remove outdated reference to flow.c and fix nits.
7949 * doc/gccint.texi: Tweak RTL description.
7950 * doc/rtl.texi: Likewise.
7952 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7954 * config/avr/avr.c: Change my email address.
7955 * config/avr/avr.h: Likewise.
7956 * config/avr/avr.md: Likewise.
7957 * config/avr/avr-protos.h: Likewise.
7958 * config/avr/libgcc.S: Likewise.
7960 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7962 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7963 (spu_split_load, spu_split_store): Change return type to int.
7964 (spu_split_convert): Declare.
7965 * config/spu/predicates.md (spu_mem_operand): Remove.
7966 (spu_mov_operand): Update.
7967 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7968 * config/spu/spu.c (regno_aligned_for_load): Remove.
7969 (reg_aligned_for_addr, spu_expand_load): Define.
7970 (spu_expand_extv): Reimplement and handle MEM.
7971 (spu_expand_insv): Handle MEM.
7972 (spu_sched_reorder): Handle insn's with length 0.
7973 (spu_legitimate_address_p): Reimplement.
7974 (store_with_one_insn_p): Return TRUE for any mode with size
7975 larger than 16 bytes.
7976 (address_needs_split): Define.
7977 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7979 (spu_convert_move): Define.
7980 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7981 (spu_split_store): Change all MEM's to TImode.
7982 (spu_init_expanders): Preallocate registers that correspond to
7983 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7985 (spu_split_convert): Define.
7986 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7987 (_move<mode>, _movdi, _movti): Update predicate and condition.
7988 (load, store): Change to define_split.
7989 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7991 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7992 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7993 define_insn_and_split of lshr<mode>3.
7994 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7995 (<v>ashr<mode>3_imm): Define.
7996 (extv, extzv, insv): Allow MEM operands.
7997 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7998 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7999 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8000 (_spu_convert2): Change to define_insn_and_split and remove the
8001 corresponding define_peephole2.
8002 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8003 Change predicates to memory_operand.
8005 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8007 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8009 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8011 PR tree-optimization/40219
8012 * tree.c (iterative_hash_expr): Make sure the builtin function is
8013 a normal builtin function and not a front end or back end builtin
8014 before indexing into the built_in_decls array.
8016 2009-05-22 Richard Guenther <rguenther@suse.de>
8019 * alias.c (write_dependence_p): Do not use TBAA for answering
8020 anti-dependence or output-dependence.
8021 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8022 (emit_pointer_definition): Remove.
8023 (emit_alias_warning): Likewise.
8024 (find_what_var_points_to): Remove TBAA pruning code.
8025 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8027 (compute_points_to_sets): Remove code computing the set of
8028 dereferenced pointers.
8029 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8030 oracle for querying anti and output dependencies.
8031 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8032 if TBAA may be applied.
8033 (refs_anti_dependent_p): New function.
8034 (refs_output_dependent_p): Likewise.
8035 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8036 (refs_output_dependent_p): Likewise.
8037 * doc/tree-ssa.texi (Memory model): New section.
8038 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8039 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8040 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8041 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8042 * expr.c (expand_expr_real_1): Likewise.
8043 * gimple-low.c (lower_stmt): Likewise.
8044 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8045 (dump_gimple_cdt): Remove.
8046 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8047 (gimple_size): Likewise.
8048 (walk_gimple_op): Likewise.
8049 (is_gimple_stmt): Likewise.
8050 (walk_stmt_load_store_addr_ops): Likewise.
8051 (gimple_build_cdt): Remove.
8052 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8053 * gimple.h (gimple_cdt_new_type): Remove.
8054 (gimple_cdt_new_type_ptr): Likewise.
8055 (gimple_cdt_set_new_type): Likewise.
8056 (gimple_cdt_location): Likewise.
8057 (gimple_cdt_location_ptr): Likewise.
8058 (gimple_cdt_set_location): Likewise.
8059 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8060 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8061 GIMPLE_CHANGE_DYNAMIC_TYPE.
8062 (verify_types_in_gimple_stmt): Likewise.
8063 * tree-inline.c (estimate_num_insns): Likewise.
8064 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8065 (copy_decl_to_var): Likewise.
8066 (copy_result_decl_to_var): Likewise.
8067 * tree-pretty-print.c (dump_generic_node): Do not handle
8068 CHANGE_DYNAMIC_TYPE_EXPR.
8069 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8070 * tree-ssa-operands.c (get_expr_operands): Likewise.
8071 * tree-ssa-structalias.c (struct variable_info): Remove
8072 no_tbaa_pruning member.
8073 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8074 (unify_nodes): Do not copy it.
8075 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8076 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8077 (set_uids_in_ptset): Do not check it.
8078 (find_what_var_points_to): Likewise.
8079 (compute_tbaa_pruning): Remove.
8080 (compute_points_to_sets): Do not call it.
8081 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8082 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8083 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8084 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8085 (DECL_NO_TBAA_P): Likewise.
8086 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8087 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8088 (expand_omp_atomic_pipeline): Do not set it.
8089 * print-tree.c (print_node): Do not dump it.
8090 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8093 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8096 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8099 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8101 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8104 2009-05-22 Ben Elliston <bje@au.ibm.com>
8106 * Makefile.in (bversion.h, s-bversion): New targets.
8107 (TOPLEV_H): Add bversion.h.
8108 * toplev.h: Include "bversion.h".
8109 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8110 the __format__ attribute only if compiling with the same version
8111 of GCC as the sources (the "build version").
8113 2009-05-22 Ben Elliston <bje@au.ibm.com>
8115 * c-format.c (handle_format_attribute): Fix comment typo.
8117 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8120 * config/ia64/ia64.opt (mfused-madd): New.
8121 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8122 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8123 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8124 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8125 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8126 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8127 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8128 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8129 instruction if !TARGET_FUSED_MADD.
8130 (fpma, fpms): Remove colon from name.
8132 2009-05-22 Richard Guenther <rguenther@suse.de>
8134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8135 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8136 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8138 (create_expression_by_pieces): Only convert if necessary.
8139 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8140 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8142 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8144 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8145 regular pattern from a template and rename it ...
8146 (*extzv_truncsi_exts): ... to this.
8148 2009-05-21 Richard Guenther <rguenther@suse.de>
8150 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8151 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8152 (cgraph_default_inline_p): Likewise.
8153 (cgraph_decide_inlining_incrementally): Likewise.
8155 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8156 Uros Bizjak <ubizjak@gmail.com>
8158 * config/i386/cpuid.h (bit_MOVBE): New.
8160 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8162 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8163 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8164 (ix86_handle_option): Handle OPT_mmovbe.
8165 (ix86_target_string): Add -mmovbe.
8166 (pta_flags): Add PTA_MOVBE.
8167 (processor_alias_table): Add PTA_MOVBE to "atom".
8168 (override_options): Handle PTA_MOVBE.
8170 * config/i386/i386.h (TARGET_MOVBE): New.
8172 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8173 (*bswapsi_movbe): New.
8174 (*bswapdi_movbe): Likewise.
8175 (bswapdi2): Renamed to ...
8177 (bswapdi2): New expander.
8179 * config/i386/i386.opt (mmovbe): New.
8181 * doc/invoke.texi: Document -mmovbe.
8183 2009-05-21 Taras Glek <tglek@mozilla.com>
8185 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8186 * gcc-plugin.h (plugin_init): Updated signature.
8187 * gcc-plugin.h (plugin_name_args): Moved to this header.
8188 * doc/plugins.texi (plugin_init): Updated documention to reflect
8190 * doc/plugins.texi (plugin_name_args): Added to documention.
8192 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8194 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8195 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8197 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8199 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8200 JUMP_TABLE_DATA_P predicates where applicable.
8201 * config/i386/predicates.md: Ditto.
8202 * config/i386/sse.md: Ditto.
8204 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8206 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8207 operand2 -128 override length_immediate attribute to 1.
8208 * config/i386/predicates.md (constm128_operand): New predicate.
8210 * config/i386/i386.c (memory_address_length): Handle %r12
8211 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8213 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8214 mode look through optional ZERO_EXTEND and SUBREG.
8215 * config/i386/i386.md (R12_REG): New define_constant.
8216 (prefix_data16): For sse unit set also for MODE_TI insns.
8217 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8218 insns set if operand 1 is ext_QIreg_operand.
8219 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8220 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8222 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8223 mode from MODE_DI to MODE_SI.
8224 (movdi_1_rex64): Override modrm and length_immediate attributes
8225 only for movabs (TYPE_IMOV, alternative 2).
8226 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8227 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8228 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8229 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8230 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8231 prefix_rex attribute if DImode.
8232 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8233 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8234 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8235 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8236 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8237 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8238 Likewise. For TYPE_IMOV clear length_immediate attribute.
8239 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8240 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8241 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8242 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8243 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8244 or one operand TYPE_ISHIFT.
8245 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8246 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8247 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8248 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8249 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8250 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8251 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8252 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8253 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8254 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8255 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8256 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8257 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8258 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8259 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8260 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8261 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8262 set mode attribute, don't override length attribute.
8263 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8265 (return_internal_long): Set length attribute to 2 instead of 1.
8266 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8267 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8268 prefix_rex attribute.
8269 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8271 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8273 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8275 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8277 2009-05-20 Ian Lance Taylor <iant@google.com>
8279 * tree.c (build_tree_list_vec_stat): New function.
8280 (ctor_to_vec): New function.
8281 (build_nt_call_vec): New function.
8282 (build_call_array): Change args to be a const pointer.
8283 (build_call_vec): New function.
8284 * tree.h (build_nt_call_vec): Declare.
8285 (build_tree_list_vec_stat): Declare.
8286 (build_tree_list_vec): Define.
8287 (build_call_array): Update declaration.
8288 (build_call_vec): Declare.
8289 (ctor_to_vec): Declare.
8290 * c-common.c (tree_vector_cache): New static variable.
8291 (make_tree_vector): New function.
8292 (release_tree_vector): New function.
8293 (make_tree_vector_single): New function.
8294 (make_tree_vector_copy): New function.
8295 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8296 (make_tree_vector_single, make_tree_vector_copy): Declare.
8297 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8298 (c_parser_expr_list): Don't manage cache here, instead call
8300 (c_parser_release_expr_list): Remove static function.
8301 (c_parser_vec_to_tree_list): Remove static function.
8302 (c_parser_attributes): Call build_tree_list_vec instead of
8303 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8304 c_parser_release_expr_list.
8305 (c_parser_postfix_expression_after_primary): Likewise.
8306 (c_parser_objc_keywordexpr): Likewise.
8308 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8310 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8311 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8312 TARGET_CONVERT_TO_TYPE.
8313 * hooks.c (hook_tree_const_tree_null): Define.
8314 * hooks.h (hook_tree_const_tree_null): Declare.
8315 * target.h (struct gcc_target): Add invalid_parameter_type,
8316 invalid_return_type, promoted_type, and convert_to_type fields.
8317 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8318 (TARGET_INVALID_RETURN_TYPE): Define.
8319 (TARGET_PROMOTED_TYPE): Define.
8320 (TARGET_CONVERT_TO_TYPE): Define.
8321 (TARGET_INITIALIZER): Update for new fields.
8322 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8323 (grokparms): Check targetm.invalid_parameter_type.
8324 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8325 * c-convert.c (convert): Check targetm.convert_to_type.
8327 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8329 * config/mips/mips.md (*extenddi_truncate<mode>,
8330 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8332 (*extendhi_truncateqi): New define_insn_and_sptit.
8334 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8337 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8338 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8340 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8342 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8343 the operand of VIEW_CONVERT_EXPR.
8345 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8347 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8348 extended family and model for Intel processors. Support Intel Atom.
8350 2009-05-20 Olivier Hainque <hainque@adacore.com>
8352 * gstab.h (stab_code_type): Define, to be used instead of the
8353 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8355 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8356 occurrences by stab_code_type.
8357 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8359 2009-05-20 Martin Jambor <mjambor@suse.cz>
8361 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8362 (sra_insert_before): Likewise.
8363 (sra_insert_after): Likewise.
8364 (sra_init_cache): Likewise.
8365 (sra_type_can_be_decomposed_p): Likewise.
8366 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8367 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8368 (sra_insert_before): Likewise.
8369 (sra_insert_after): Likewise.
8370 (sra_init_cache): Likewise.
8371 (insert_edge_copies_seq): Made static and moved upwards.
8373 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8376 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8378 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8379 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8382 2009-05-20 Richard Guenther <rguenther@suse.de>
8384 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8385 with mismatched comparison modes.
8387 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8389 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8390 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8391 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8392 with shifts for Thumb2.
8393 (orsi_notsi): New for orn.
8394 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8395 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8396 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8397 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8398 Don't invert remainder for IOR.
8400 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8402 PR tree-optimization/40087
8403 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8404 number_of_iterations_ne): Rename never_infinite argument.
8405 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8406 number_of_iterations_le): Handle pointer-type ivs when
8407 exit_must_be_taken is false.
8408 (number_of_iterations_cond): Do not always assume that
8409 exit_must_be_taken if the control variable is a pointer.
8411 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8413 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8414 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8416 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8418 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8419 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8421 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8424 * c.opt (Wlogical-op): Disabled by default.
8425 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8427 * doc/invoke.texi (Wlogical-op): Likewise.
8429 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8431 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8433 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8434 Propagate the type of the first operand.
8435 <ASSERT_EXPR>: Simplify.
8436 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8437 Rewrite using the RHS code as discriminant.
8438 <NOP_EXPR>: Turn into CASE_CONVERT.
8439 <PLUS_EXPR>: Propagate the type of the first operand.
8441 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8443 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8444 (ia64_dconst_0_375): New.
8445 * config/ia64/ia64.c (ia64_override_options): Remove
8446 -minline-sqrt-min-latency warning.
8447 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8448 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8449 * config/ia64/ia64.md (*sqrt_approx): Remove.
8450 (sqrtsf2): Remove #if 0.
8451 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8452 (sqrtdf): Remove assert.
8453 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8454 (sqrtxf2): Remove #if 0.
8455 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8456 * div.md (sqrt_approx_rf): New.
8457 (sqrtsf2_internal_thr): New implementation.
8458 (sqrtsf2_internal_lat): New.
8459 (sqrtdf2_internal_thr: New implementation.
8460 (sqrtxf2_internal): New implementation.
8462 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8463 Hans-Peter Nilsson <hp@axis.com>
8465 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8466 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8467 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8468 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8469 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8470 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8471 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8472 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8473 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8474 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8475 * c-common.c: ...from here.
8477 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8479 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8481 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8483 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8485 2009-05-19 Ben Elliston <bje@au.ibm.com>
8487 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8488 assignments with memcpy calls.
8489 (add_fdes): Likewise.
8490 (binary_search_unencoded_fdes): Likewise.
8491 (linear_search_fdes): Eliminate type puns.
8493 2009-05-19 Richard Guenther <rguenther@suse.de>
8495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8496 not falsely claim to have propagated into all uses.
8498 2009-05-19 Ben Elliston <bje@au.ibm.com>
8500 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8503 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8505 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8506 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8507 (TARGET_LEGITIMATE_ADDRESS_P): New.
8508 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8509 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8511 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8514 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8515 child of the containing namespace's DIE.
8517 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8519 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8520 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8521 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8524 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8527 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8528 gen_align with gen_pad.
8529 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8530 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8532 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8533 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8535 * config/i386/i386.md (align): Renamed to ...
8536 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8537 ASM_OUTPUT_MAX_SKIP_PAD.
8539 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8541 * config.gcc: Fix variable syntax.
8544 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8545 before calling exact_log2.
8546 (output_iorsi3): Likewise.
8547 (output_xorsi3): Likewise.
8549 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8551 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8552 for the none zero constant operand except for EQ and NE
8553 comprisons even when the first operand is R0.
8555 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8557 * config/s390/2064.md: Remove trailing whitespaces.
8558 * config/s390/2084.md: Likewise.
8559 * config/s390/constraints.md: Likewise.
8560 * config/s390/fixdfdi.h: Likewise.
8561 * config/s390/libgcc-glibc.ver: Likewise.
8562 * config/s390/s390-modes.def: Likewise.
8563 * config/s390/s390-protos.h: Likewise.
8564 * config/s390/s390.c: Likewise.
8565 * config/s390/s390.h: Likewise.
8566 * config/s390/s390.md: Likewise.
8567 * config/s390/tpf-unwind.h: Likewise.
8569 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8571 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8573 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8576 * configure.ac (m68k-*-*): Check if binutils support TLS.
8577 * configure: Regenerate.
8578 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8579 * config/m68k/constraints.md (Cu): New constraint.
8580 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8581 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8582 (movsi): Handle TLS symbols.
8583 (addsi3_5200): Handle XTLS symbols, indent.
8584 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8585 (m68k_tls_reference_p): Declare.
8586 (m68k_legitimize_address): Declare.
8587 (m68k_unwrap_symbol): Declare.
8588 * config/m68k/m68k.opt (mxtls): New option.
8589 * config/m68k/m68k.c (ggc.h): Include.
8590 (m68k_output_dwarf_dtprel): Implement hook.
8591 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8592 (m68k_expand_prologue): Load GOT pointer when function needs it.
8593 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8594 (m68k_legitimate_constant_address_p): Same.
8595 (m68k_decompose_address): Handle TLS references.
8596 (m68k_get_gp): New static function.
8597 (enum m68k_reloc): New contants.
8598 (TLS_RELOC_P): New macro.
8599 (m68k_wrap_symbol): New static function.
8600 (m68k_unwrap_symbol): New function.
8601 (m68k_final_prescan_insn_1): New static function.
8602 (m68k_final_prescan_insn): New function.
8603 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8605 (legitimize_pic_address): Handle TLS references..
8606 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8607 (m68k_libcall_value_in_a0_p)
8608 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8609 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8610 (m68k_legitimize_tls_address): Handle TLS references.
8611 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8613 (m68k_legitimize_address): Handle TLS symbols.
8614 (m68k_get_reloc_decoration): New static function.
8615 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8617 (m68k_output_dwarf_dtprel): Implement hook.
8618 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8619 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8620 m68k_call_* routines.
8621 (sched_attr_op_type): Handle TLS symbols.
8622 (gt-m68k.h): Include.
8623 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8624 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8626 2009-05-18 Martin Jambor <mjambor@suse.cz>
8628 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8629 (visit_store_addr_for_mod_analysis): New function.
8630 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8631 (determine_cst_member_ptr): Use gimple_assign_single_p.
8632 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8633 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8634 operands. Don't check number of operands of a NOP_EXPR.
8636 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8638 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8640 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8643 * c-common.c (warn_logical_operator): Don't warn if one of
8644 expression isn't always true or false.
8646 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8648 * config/i386/biarch32.h: New file.
8649 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8651 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8653 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8654 *zero_extend<mode>_truncqi): Merge these into ...
8655 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8656 Name the pattern following this as *zero_extendhi_truncqi.
8658 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8661 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8662 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8663 (output_info): Make field HOST_WIDEST_INT.
8664 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8665 (dump_bitmat_statistics): Same.
8667 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8669 * config.gcc (use_gcc_stdint): Set to wrap.
8670 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8671 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8672 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8673 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8674 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8675 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8676 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8677 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8679 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8681 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8683 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8684 Move definitions earlier.
8685 (OPT_ARCH64, OPT_ARCH32): Define.
8686 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8689 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8692 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8695 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8697 * arm.md (movdi2): Copy non-reg values to DImode registers.
8699 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8702 * final.c (label_to_max_skip): New function.
8703 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8704 CODE_LABEL_NUMBER <= max_labelno.
8705 * output.h (label_to_max_skip): New prototype.
8706 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8707 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8708 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8709 Handle CODE_LABELs with >= 16 byte alignment or with
8710 max_skip == (1 << align) - 1.
8711 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8712 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8715 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8716 .p2align 3 if MAX_SKIP is smaller than 7.
8717 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8719 2009-05-15 Ian Lance Taylor <iant@google.com>
8721 * alias.c (struct alias_set_entry_d): Rename from struct
8722 alias_set_entry. Change all uses.
8723 * except.c (struct call_site_record_d): Rename from struct
8724 call_site_record. Change all uses.
8725 * except.h (struct eh_region_d): Rename from struct eh_region.
8727 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8729 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8730 ivtype_map_elt. Change all uses.
8731 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8733 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8734 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8736 (struct sese_d): Rename from struct sese. Change all uses.
8737 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8738 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8739 * optabs.h (struct optab_d): Rename from struct optab. Change all
8741 (struct convert_optab_d): Rename from struct convert_optab.
8743 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8744 ipa_opt_pass. Change all uses.
8745 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8748 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8749 defined as a typedef.
8750 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8753 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8756 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8758 (merge_ranges): Returns bool.
8759 * tree.h (make_range): .. to here.
8760 (build_range_check): Likewise.
8761 (merge_ranges): Likewise. Renamed from merge_ranges.
8762 * c-typeck.c (parser_build_binary_op): Update calls to
8763 warn_logical_operator.
8764 * c-common.c (warn_logical_operator): Add new warning.
8765 * c-common.h (warn_logical_operator): Update declaration.
8767 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8769 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8771 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8773 * doc/install.texi: Document MPC requirements, flags etc.
8775 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8776 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8777 Evaluate constant arguments.
8778 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8779 (fold_builtin_1): Likewise, also evaluate constant arguments.
8780 Remove superfluous break.
8781 (do_mpc_ckconv): New.
8782 * real.h: Include mpc.h.
8783 * toplev.c (print_version): Output MPC version info if available.
8785 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8787 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8789 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8791 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8794 2009-05-15 Jan Hubicka <jh@suse.cz>
8796 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8797 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8798 (try_inline): Fix return value.
8799 (cgraph_decide_inlining_incrementally): Honor new value.
8800 (cgraph_early_inlining): Handle indirect inlining.
8801 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8803 2009-05-15 Jan Hubicka <jh@suse.cz>
8805 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8806 * cgraphunit.c (cgraph_finalize_function): Set it.
8807 (cgraph_expand_function): Use it.
8809 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8811 * real.c (encode_ieee_half): Define.
8812 (decode_ieee_half): Define.
8813 (ieee_half_format): Define.
8814 (arm_half_format): Define.
8815 * real.h (ieee_half_format): Declare.
8816 (arm_half_format): Declare.
8818 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8820 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8821 swapped, and reversed optabs exist before trying to use them.
8823 2009-05-15 Paul Brook <paul@codesourcery.com>
8824 Sandra Loosemore <sandra@codesourcery.com>
8826 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8827 loads. Allow PRE_DEC.
8828 (output_move_neon): Handle PRE_DEC.
8829 (arm_print_operand): Add 'A' for neon structure loads.
8830 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8831 * config/arm/neon.md (neon_mov): Update comment.
8832 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8834 (Um): New constraint.
8836 2009-05-15 Jan Hubicka <jh@suse.cz>
8838 Revert the following patch until testsuite fallout is fixed:
8839 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8840 * cgraph.h (struct inline_summary): New filed self_wize,
8841 size_inlining_benefit, self_time and time_inlining_benefit.
8842 (struct cgraph_global_info): Replace insns by time ans size fields.
8843 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8844 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8845 (ipcp_update_callgraph): Do not touch function bodies.
8846 * ipa-inline.c: Include except.h
8847 (MAX_TIME): New constant.
8848 (overall_insns): Remove
8849 (overall_size, max_benefit): New static variables.
8850 (cgraph_estimate_time_after_inlining): New function.
8851 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8852 (cgraph_clone_inlined_nodes): Update size.
8853 (cgraph_mark_inline_edge): Update size.
8854 (cgraph_estimate_growth): Use size info.
8855 (cgraph_check_inline_limits): Check size.
8856 (cgraph_default_inline_p): Likewise.
8857 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8858 (cgraph_decide_recursive_inlining): Check size.
8859 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8861 (cgraph_decide_inlining): Likewise.
8862 (cgraph_decide_inlining_incrementally): Likewise; honor
8863 PARAM_EARLY_INLINING_INSNS.
8864 (likely_eliminated_by_inlining_p): New predicate.
8865 (estimate_function_body_sizes): New function.
8866 (compute_inline_parameters): Use it.
8867 * except.c (must_not_throw_labels): New function.
8868 * except.h (must_not_throw_labels): Declare.
8869 * tree-inline.c (init_inline_once): Kill inlining_weigths
8870 * tree-ssa-structalias.c: Avoid uninitialized warning.
8871 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8872 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8873 (PARAM_INLINE_CALL_COST): Remove.
8874 (PARAM_EARLY_INLINING_INSNS): New.
8876 2009-05-15 Richard Guenther <rguenther@suse.de>
8878 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8879 not TODO_update_ssa.
8881 2009-05-15 Richard Guenther <rguenther@suse.de>
8883 PR tree-optimization/39999
8884 * gimple.h (gimple_expr_type): Use the expression type looking
8885 through useless conversions.
8886 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8887 (vn_nary_op_insert_stmt): Likewise.
8888 (simplify_binary_expression): Likewise.
8890 2009-05-15 Richard Guenther <rguenther@suse.de>
8892 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8893 New options, enabled by default.
8894 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8896 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8897 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8898 * tree-ssa-structalias.c (gate_tree_pta): New function.
8899 (pass_build_alias): Use it.
8901 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8903 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8904 recurse on an invariant address if a conversion from a pointer
8905 type to a wider integer type is involved.
8907 2009-05-15 Jan Hubicka <jh@suse.cz>
8909 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8910 * cgraph.h (struct inline_summary): New filed self_wize,
8911 size_inlining_benefit, self_time and time_inlining_benefit.
8912 (struct cgraph_global_info): Replace insns by time ans size fields.
8913 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8914 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8915 (ipcp_update_callgraph): Do not touch function bodies.
8916 * ipa-inline.c: Include except.h
8917 (MAX_TIME): New constant.
8918 (overall_insns): Remove
8919 (overall_size, max_benefit): New static variables.
8920 (cgraph_estimate_time_after_inlining): New function.
8921 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8922 (cgraph_clone_inlined_nodes): Update size.
8923 (cgraph_mark_inline_edge): Update size.
8924 (cgraph_estimate_growth): Use size info.
8925 (cgraph_check_inline_limits): Check size.
8926 (cgraph_default_inline_p): Likewise.
8927 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8928 (cgraph_decide_recursive_inlining): Check size.
8929 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8931 (cgraph_decide_inlining): Likewise.
8932 (cgraph_decide_inlining_incrementally): Likewise; honor
8933 PARAM_EARLY_INLINING_INSNS.
8934 (likely_eliminated_by_inlining_p): New predicate.
8935 (estimate_function_body_sizes): New function.
8936 (compute_inline_parameters): Use it.
8937 * except.c (must_not_throw_labels): New function.
8938 * except.h (must_not_throw_labels): Declare.
8939 * tree-inline.c (init_inline_once): Kill inlining_weigths
8940 * tree-ssa-structalias.c: Avoid uninitialized warning.
8941 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8942 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8943 (PARAM_INLINE_CALL_COST): Remove.
8944 (PARAM_EARLY_INLINING_INSNS): New.
8945 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8946 (inline-call-cost): Remove.
8947 (early-inlining-insns): New.
8949 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8951 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8953 (print_int_cst_bounds_in_octal_p): Likewise.
8954 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8956 * dwarf2out.c (base_type_die): Likewise.
8957 (is_subrange_type): Delete.
8958 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8959 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8960 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8961 if the destination type is boolean.
8962 (build_range_check): Do not special-case subtypes.
8963 (fold_sign_changed_comparison): Likewise.
8964 (fold_unary): Likewise.
8965 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8966 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8967 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8968 * tree.c (subrange_type_for_debug_p): New predicate based on the
8969 former is_subrange_type.
8970 * tree.h (subrange_type_for_debug_p): Declare.
8971 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8972 (convert_affine_scev): Remove call to above function.
8973 (chrec_convert_aggressive): Likewise.
8974 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8975 false for conversions involving subtypes.
8976 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8977 (vrp_val_min): Likewise.
8978 (needs_overflow_infinity): Likewise.
8979 (extract_range_from_unary_expr): Likewise.
8981 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8983 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8984 * config/frv/frv.c: Likewise.
8985 * config/s390/s390.c: Likewise.
8986 * config/sparc/sparc.h: Likewise.
8987 * config/i386/i386.h: Likewise.
8988 * config/i386/i386.c: Likewise.
8989 * config/crx/crx.c: Likewise.
8990 * config/m68hc11/m68hc11.h: Likewise.
8991 * config/iq2000/iq2000.c: Likewise.
8992 * config/mn10300/mn10300.h: Likewise.
8993 * config/mn10300/mn10300.c: Likewise.
8994 * config/m68k/m68k.c: Likewise.
8995 * config/rs6000/rs6000.c: Likewise.
8996 * config/rs6000/xcoff.h: Likewise.
8997 * config/rs6000/linux64.h: Likewise.
8998 * config/rs6000/sysv4.h: Likewise.
8999 * config/score/score3.c: Likewise.
9000 * config/score/score7.c: Likewise.
9001 * config/score/score.c: Likewise.
9002 * config/arm/arm.md: Likewise.
9003 * config/mips/mips.c: Likewise.
9004 * config/mips/mips.md: Likewise.
9005 * config/bfin/bfin.h: Likewise.
9006 * config/pa/pa.c: Likewise.
9007 * config/pa/constraints.md: Likewise.
9009 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9010 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9011 * config/pdp11/pdp11.h: Use memory_address_p instead.
9013 2009-05-14 Ian Lance Taylor <iant@google.com>
9015 * passes.c (finish_optimization_passes): Change i to int.
9016 * plugin.c (plugins_active_p): Change event to int.
9017 (dump_active_plugins): Likewise.
9018 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9020 * tree.c (tree_range_check_failed): Change c to unsigned int.
9021 (omp_clause_range_check_failed): Likewise.
9022 (build_common_builtin_nodes): Change mode to int. Add cast.
9023 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9024 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9026 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9027 ++ or -- with a variable of enum type.
9029 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9032 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9034 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9036 * store-motion.c: Do not include params.h
9037 * Makefile.in: Fix dependencies for various files.
9039 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9041 * auto-inc-dec.c: Fix pass description, remove apparent
9042 accidental duplication.
9044 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9047 * ipa-utils.h (memory_identifier_string): Moved to ...
9048 * tree.h (memory_identifier_string): Here. Add GTY(()).
9050 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9052 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9053 in the former documentation of...
9054 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9055 * ira-conflicts.c (get_dup_num): Use address_operand.
9056 * targhooks.c (default_legitimate_address_p): New.
9057 * targhooks.h (default_legitimate_address_p): New.
9058 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9060 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9061 * target.h (struct target): Add legitimate_address_p.
9062 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9063 (TARGET_INITIALIZER): Include it.
9065 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9066 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9067 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9068 (TARGET_LEGITIMATE_ADDRESS_P): New.
9070 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9071 (REG_OK_STRICT_P): Delete.
9072 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9073 (frv_legitimate_address_p_1): ... this.
9074 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9075 (frv_legitimate_address_p_1): ... the renamed old
9076 frv_legitimate_address_p.
9077 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9078 (TARGET_LEGITIMATE_ADDRESS_P): New.
9080 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9081 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9082 * config/s390/s390.c (legitimate_address_p): Rename to...
9083 (s390_legitimate_address_p): ... this, make static.
9084 (legitimize_address): Adjust call.
9085 (TARGET_LEGITIMATE_ADDRESS_P): New.
9086 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9088 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9089 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9090 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9091 (TARGET_LEGITIMATE_ADDRESS_P): New.
9093 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9094 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9095 * config/spu/spu.c (spu_legitimate_address): Rename to...
9096 (spu_legitimate_address_p): ... this, make static.
9097 (TARGET_LEGITIMATE_ADDRESS_P): New.
9099 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9100 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9101 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9102 (sparc_legitimate_address_p): ... this, make static and return bool.
9103 (legitimize_address): Adjust call.
9104 (TARGET_LEGITIMATE_ADDRESS_P): New.
9106 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9107 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9108 * config/i386/i386.c (legitimate_address_p): Rename to...
9109 (ix86_legitimate_address_p): ... this, make static.
9110 (constant_address_p): Move after it, adjust call.
9111 (TARGET_LEGITIMATE_ADDRESS_P): New.
9113 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9114 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9115 * config/avr/avr.c (legitimate_address_p): Rename to...
9116 (avr_legitimate_address_p): ... this, make static.
9117 (legitimize_address): Adjust call.
9118 (TARGET_LEGITIMATE_ADDRESS_P): New.
9120 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9121 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9122 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9123 (TARGET_LEGITIMATE_ADDRESS_P): New.
9125 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9126 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9127 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9128 (TARGET_LEGITIMATE_ADDRESS_P): New.
9130 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9131 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9133 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9135 (TARGET_LEGITIMATE_ADDRESS_P): New.
9137 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9138 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9140 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9142 (m68hc11_legitimate_address_p): ... this, make static.
9143 (go_if_legitimate_address_internal): Rename to...
9144 (m68hc11_legitimate_address_p_1): ... this.
9145 (legitimize_address): Adjust call.
9146 (TARGET_LEGITIMATE_ADDRESS_P): New.
9148 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9149 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9150 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9151 (TARGET_LEGITIMATE_ADDRESS_P): New.
9153 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9154 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9155 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9156 (mn10300_legitimate_address_p): ... this, make static.
9157 (TARGET_LEGITIMATE_ADDRESS_P): New.
9159 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9160 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9161 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9162 (TARGET_LEGITIMATE_ADDRESS_P): New.
9164 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9165 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9166 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9167 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9168 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9169 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9170 (rs6000_legitimate_address_p): ... this, make static.
9171 (TARGET_LEGITIMATE_ADDRESS_P): New.
9172 (REG_MODE_OK_FOR_BASE_P): Delete.
9173 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9175 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9176 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9178 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9179 static, adjust types.
9180 (TARGET_LEGITIMATE_ADDRESS_P): New.
9182 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9183 * config/score/score.c (score_address_p): Rename to...
9184 (score_legitimate_address_p): ... this.
9185 (TARGET_LEGITIMATE_ADDRESS_P): New.
9186 * config/score/score3.c (score3_address_p): Rename to...
9187 (score3_legitimate_address_p): ... this.
9188 * config/score/score7.c (score7_address_p): Rename to...
9189 (score7_legitimate_address_p): ... this.
9191 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9192 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9193 GO_IF_LEGITIMATE_ADDRESS): Delete.
9194 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9195 thumb2_legitimate_address_p): Delete.
9196 (arm_legitimate_address_p): Rename to...
9197 (arm_legitimate_address_outer_p): ... this.
9198 * config/arm/constraints.md ("Uq"): Adjust call.
9199 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9200 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9202 (arm_legitimate_address_outer_p): ... this.
9203 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9205 (TARGET_LEGITIMATE_ADDRESS_P): New.
9207 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9208 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9209 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9210 (TARGET_LEGITIMATE_ADDRESS_P): New.
9212 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9213 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9214 * config/vax/vax.c (legitimate_address_p): Rename to...
9215 (vax_legitimate_address_p): ... this, make static.
9216 (TARGET_LEGITIMATE_ADDRESS_P): New.
9218 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9219 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9220 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9221 (TARGET_LEGITIMATE_ADDRESS_P): New.
9223 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9224 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9225 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9226 (mmix_legitimate_address_p): ... this, make static.
9227 (TARGET_LEGITIMATE_ADDRESS_P): New.
9229 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9230 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9231 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9232 (TARGET_LEGITIMATE_ADDRESS_P): New.
9234 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9236 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9237 of MODE_COMPLEX_INT.
9239 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9241 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9242 LCT_NORMAL in function call.
9243 * mips-tdump.c (print_file_desc): Add cast to enum type.
9244 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9245 (mark_stabs): Add casts to enum types.
9246 (parse_stabs_common): Add casts to enum types.
9248 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9250 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9251 Check for invalid values of LETTER.
9253 2009-05-13 Taras Glek <tglek@mozilla.com>
9255 * attribs.c (register_attribute): moved out attribute registration
9256 into register_attribute.
9257 * doc/plugins.texi: Documented register_attribute and
9259 * gcc-plugin.h: Added forward decl for register_attribute.
9260 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9261 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9262 PLUGIN_ATTRIBUTES boilerplate.
9264 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9266 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9267 values even in sentinel and empty entries.
9268 (ms_printf_flag_specs): Likewise.
9269 (ms_scanf_flag_specs): Likewise.
9270 (ms_strftime_flag_specs): Likewise.
9271 (ms_print_char_table): Likewise.
9272 (ms_scan_char_table): Likewise.
9273 (ms_time_char_table): Likewise.
9275 2009-05-13 Doug Kwan <dougkwan@google.com>
9277 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9279 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9281 * config/mips/mips.md (store): Add attributes for QI and HI.
9283 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9284 (truncdi<mode>2): ... this new pattern.
9286 2009-05-13 Brad Hards <bradh@kde.org>
9288 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9290 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9291 Ben Elliston <bje@au.ibm.com>
9294 * dse.c (check_mem_read_rtx): Guard against width == -1.
9296 2009-05-13 Michael Matz <matz@suse.de>
9299 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9300 (trivially_conflicts_p): New function.
9301 (insert_backedge_copies): Use it.
9303 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9305 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9306 (handle_stdc_pragma): Use new enum constant names.
9307 (handle_pragma_float_const_decimal64): Ditto.
9309 2009-05-13 Ian Lance Taylor <iant@google.com>
9311 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9314 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9316 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9317 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9319 * config/m68k/m68k.h (FL_UCLINUX): Define.
9321 2009-05-13 Jan Hubicka <jh@suse.cz>
9323 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9325 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9327 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9328 unless -fschedule-insns is specified.
9330 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9333 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9334 TARGET_EXPAND_CBRANCHDI4.
9335 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9336 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9337 (cmpeqdi): Fix comment.
9339 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9341 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9342 (sh_legitimate_address_p): Likewise.
9343 * config/sh/sh.c (sh_legitimate_index_p): New.
9344 (sh_legitimate_address_p): Likewise.
9345 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9346 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9347 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9348 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9349 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9350 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9351 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9352 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9353 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9355 2009-05-12 Jan Hubicka <jh@suse.cz>
9357 * tree-inline.c (estimate_operator_cost): Add operands;
9358 when division happens by constant, it is cheap.
9359 (estimate_num_insns): Loads and stores are not having cost of 0;
9360 EH magic stuff is cheap; when computing runtime cost of switch,
9361 use log2 base of amount of its cases; builtin_expect has cost of 0;
9362 compute cost for moving return value of call.
9363 (init_inline_once): Initialize time_based flags.
9364 * tree-inline.h (eni_weights_d): Add time_based flag.
9366 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9368 * df-core.c: Update head documentation.
9370 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9373 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9374 shadowing exisiting variable op1.
9376 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9379 * config/i386/driver-i386.c (processor_signatures): New enum.
9380 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9381 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9382 processor signature to detect geode processor.
9384 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9388 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9390 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9391 causes spurious differences between trunk and cond-optab branch.
9393 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9395 * dojump.c (compare_from_rtx): Delete.
9396 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9397 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9398 if the comparison does not satisfy the predicate; test predicates for
9399 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9400 further if one existing pattern fails.
9401 * expr.h (compare_from_rtx): Delete.
9402 (prepare_operand): Declare it.
9403 * optabs.c: Change "lib call" to "libcall" throughout.
9404 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9405 HAVE_conditional_trap, emit_cmp_insn): Delete.
9406 (can_compare_p): Delete cmp_optab case.
9407 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9408 Accept other parameters by value.
9409 (prepare_operand): Make non-static.
9410 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9411 other parameters by value. Try to widen operands here based on
9412 an optab_methods argument and looking at cbranch_optab.
9413 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9414 loop. Use cbranch_optab directly.
9415 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9416 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9418 (emit_conditional_move, emit_conditional_add): Inline what's needed
9419 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9420 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9421 with COMPARE. Move cmov_optab and cstore_optab above
9422 with cbranch_optab, move cmp_optab down with ucmp_optab,
9423 remove tst_otpab. Do not initialize trap_rtx.
9424 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9425 for trap code. Do not check HAVE_conditional_trap. Use
9426 prepare_cmp_insn. Accept no predicate for operand 3.
9427 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9428 (OTI_ctrap, ctrap_optab): New.
9429 (tst_optab): Delete.
9430 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9431 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9432 with lookup of ctrap_optab.
9433 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9437 * combine.c (combine_simplify_rtx, simplify_set): Do not
9438 special case comparing against zero for cc0 machines.
9439 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9440 COMPARE on cc0 machines.
9441 (simplify_relational_operation): Return a new expression when
9442 a COMPARE could be removed.
9443 * final.c (final_scan_insn): Compare cc_status values
9444 against LHS of a (compare FOO (const_int 0)) cc0 source.
9445 Also check if cc_status.value is the full compare.
9447 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9448 (cstoreMM4): Document.
9449 (conditional_trap): Document ctrapMM4 instead.
9450 (sync_compare_and_swapMM): Refer to cbranchcc4.
9451 (Dependent Patterns): Eliminate obsolete information referring to
9452 the old jump optimization phase.
9453 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9454 of compares with 0 on cc0 machines.
9455 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9456 avoiding references to cc0. Remove text about storing operands
9458 * doc/tm.texi (Condition Codes): Include blurb on different
9459 condition code representations, separate into subsections for
9460 CC0, MODE_CC and conditional execution.
9462 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9463 alpha_emit_setcc): Accept operands and a machine mode.
9464 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9465 Get code/op0/op1 from operands, use machine mode argument
9466 instead of alpha_compare.fp_p. Emit the branch here.
9467 (alpha_emit_setcc): Likewise, and return boolean.
9468 (alpha_emit_conditional_move): Likewise. Assert that
9469 cmp_op_mode == cmp_mode, and simplify accordingly.
9470 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9471 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9472 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9474 (stack probe test): Use cbranchdi4.
9475 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9477 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9478 * config/arc/arc.h (movsicc, movsfcc): Use it.
9479 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9480 (cbranchsi4, cstoresi4): New.
9481 (cmpsi, bCC and sCC expanders): Remove.
9483 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9484 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9485 * config/arm/predicates.md (arm_comparison_operator): Only include
9486 floating-point operators if there is a hardware floating-point unit.
9487 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9488 deferring to cbranch_cc and cstore_cc respectively.
9489 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9490 cbranch_cc, cstore_cc): New.
9491 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9493 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9495 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9496 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9498 (adjust_insn_length): Adjust calls.
9499 (avr_reorg): Handle (compare (foo) (const_int 0)).
9500 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9501 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9502 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9503 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9505 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9506 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9508 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9509 (cbranchsi4, cstorebi4, cstoresi4): New.
9510 (movbisi): This insn is duplicate, split it to zero_extend.
9511 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9512 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9513 (bfin_optimize_loop): Use cbranch expander.
9514 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9515 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9516 (bfin_bimode_comparison_operator): ... this.
9517 (bfin_direct_comparison_operator): New.
9519 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9520 inside (compare FOO (const_int 0)).
9521 (cris_rtx_costs): Handle ZERO_EXTRACT.
9522 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9523 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9524 (*tstdi_v32): Delete.
9525 (*cmpdi_non_v32): Add M alternative for operand 1.
9526 (cmpsi, cmp<mode>): Make private.
9527 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9529 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9531 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9532 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9533 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9534 (cc_reg_operand): New.
9536 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9537 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9538 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9539 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9540 crx_expand_scond): Delete.
9542 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9544 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9545 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9547 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9548 cstoresi4, cstoresf4, cstoredf4): New.
9549 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9550 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9551 Receive the entire operands array.
9552 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9553 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9554 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9555 Get test/op0/op1 from the operands array.
9556 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9558 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9559 (h8300_expand_store): New.
9560 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9562 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9563 (h8300_expand_store): New.
9564 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9565 or do not try to produce (set (cc0) REG).
9566 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9567 change a compare into a move to a scratch register. Disable some
9568 peepholes when comparing with zero.
9569 (tstsi, tsthi, tstsi, cmpqi): Make private.
9572 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9575 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9576 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9577 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9578 (ix86_emit_i387_log1p): Use cbranchxf2.
9579 (ix86_expand_setcc): Return void.
9580 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9581 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9582 cmp<MODEF>, cmpcc): Remove.
9583 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9584 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9585 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9586 (sCC and bCC expanders): Remove.
9587 (stack_protect_test): Use cbranchcc4.
9589 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9591 (ia64_expand_compare): Accept three rtx by reference and return void.
9592 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9593 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9594 from *expr. Update *expr with the BImode comparison to do.
9595 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9596 cmptf, bCC, sCC, conditional_trap): Delete.
9597 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9598 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9599 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9600 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9601 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9603 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9604 type of last argument.
9605 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9606 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9607 use machine mode argument instead of branch_type. Remove dead
9608 code for floating-point comparisons.
9609 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9610 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9612 (cbranchsi4, cstoresi4): New.
9613 * config/iq2000/predicates.md (reg_or_const_operand): New.
9615 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9616 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9617 (b<code>_op): Rewrite to...
9618 (bcc_op): ... this, using match_operator.
9619 (s<code>_op): Rewrite to...
9620 (scc_op): ... this, using match_operator.
9621 (s<code>_24_op): Rewrite to...
9622 (scc_op_24): ... this, using match_operator.
9623 (s<code>_<mode>): Rewrite to...
9624 (cstore<mode>4): ... this, using match_operator.
9625 (s<code>_<mode>_24): Rewrite to...
9626 (cstore<mode>4_24): ... this, using match_operator.
9627 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9628 m32c_unpend_compare, m32c_expand_scc): Delete.
9629 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9630 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9631 (m32c_expand_movcc): Change NE to EQ if necessary.
9632 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9634 * config/m32r/m32r-protos.h (gen_cond_store): New.
9635 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9636 (gen_cond_store): New, from sCC patterns.
9637 (m32r_expand_block_move): Use cbranchsi4.
9638 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9639 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9640 (cbranchsi4, cstoresi4): New.
9642 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9644 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9645 (m68hc11_notice_update_cc): Look into a compare with 0.
9646 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9648 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9649 cmphi, cmpqi, bCC): Delete.
9650 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9651 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9652 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9655 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9656 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9657 * config/m68k/constraints.md (H): New.
9658 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9659 the define_insn below.
9660 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9661 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9662 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9663 patterns): Wrap RHS with COMPARE.
9664 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9665 (*cmpdi_internal): Name this pattern.
9666 (cmpdi): Change to define_insn.
9667 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9668 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9669 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9671 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9672 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9673 (conditional_trap): Change to...
9674 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9675 (*conditional_trap): Use the ordered_comparison_operator and
9676 const1_operand predicates.
9677 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9678 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9679 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9680 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9682 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9683 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9684 (mcore_gen_compare): New.
9685 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9686 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9687 (mcore_gen_compare): ... this.
9688 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9689 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9690 (stack probe pattern): Use cbranchsi4.
9692 * config/mips/predicates.md (mips_cstore_operator): New.
9693 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9694 * config/mips/mips.md (any_cond): Delete.
9695 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9697 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9698 fixuns_truncsfdi2): Use cbranch patterns.
9699 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9700 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9701 Adjust call to mips_expand_conditional_branch.
9702 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9704 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9705 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9706 * config/mips/mips.c (cmp_operands): Delete.
9707 (mips_emit_compare): Get comparison operands from *op0/*op1.
9708 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9709 that it succeeds. Use op0/op1 instead of cmp_operands.
9710 (mips_expand_conditional_branch, mips_expand_conditional_move,
9711 mips_expand_conditional_trap): Likewise.
9712 (mips_block_move_loop): Use cbranch patterns.
9713 * config/mips/mips.h (cmp_operands): Delete.
9715 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9716 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9717 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9718 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9719 (*cmpcc_folded): Rename to...
9720 (*cmpdi_folded): this.
9721 (*cmpcc): Rename to...
9723 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9726 (cbranchdf4): New. Handle invalid comparisons here.
9727 * config/mmix/predicates.md (float_comparison_operator): New.
9729 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9730 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9731 * config/mn10300/mn10300.md (tst): Delete.
9732 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9733 Name these patterns and wrap RHS in a compare.
9734 (*cmpsi): Make this pattern private. Include tst.
9735 (*cmpsf): Make this pattern private.
9736 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9737 (compare with zero peepholes): Likewise.
9739 (cbranchsi4, cbranchsf4): New.
9740 (casesi): Use cbranchsi4.
9742 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9743 hppa_branch_type): Delete.
9744 (return_addr_rtx): Use cbranchsi4.
9745 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9746 Emit CCFPmode comparison here.
9747 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9748 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9749 hppa_branch_type): Delete.
9750 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9751 (movsicc, movdicc): Remove references to hppa_compare_op0,
9752 hppa_compare_op1 and compare_from_rtx.
9753 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9754 (casesi): Use cbranchsi4.
9756 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9757 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9758 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9759 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9760 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9762 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9763 (*branch, *branch_inverted): New.
9765 * config/picochip/picochip.md (cbranchhi4): Use
9766 ordered_comparison_operator.
9767 (cmphi, bCC): Remove.
9769 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9770 (trap_comparison_operator): Delete.
9771 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9772 rs6000_emit_cbranch): Accept mode and operands.
9773 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9774 rs6000_compare_fp_p): Delete.
9775 (rs6000_generate_compare): Accept mode and comparison. Extract code
9776 and op0/op1 from there. Replace references to rs6000_compare_op0
9777 and rs6000_compare_op1.
9778 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9779 extract result from passed operands.
9780 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9781 extract loc from passed operands.
9782 (rs6000_emit_cmove): Likewise.
9783 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9784 rs6000_compare_fp_p): Delete.
9785 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9786 (cbranch<GPR>4, cbranch<FP>4): New.
9787 (cstore<mode>4): New. Consolidate here all choices about when to use
9788 portable or specialized sCC sequences.
9789 (stack_protect_test): Use cbranchsi4.
9790 (conditional_trap): Replace with ctrap<GPR>4.
9791 (conditional trap insn): Replace trap_comparison_operator with
9792 ordered_comparison_operator.
9794 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9795 (s390_emit_prologue): Use ctrap.
9796 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9797 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9798 New predicates replacing...
9799 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9800 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9801 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9802 (add<mode>cc): Do not use s390_compare_op0/op1.
9803 (s<code>): Change to...
9804 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9806 (cstorecc4): ... this. Handle EQ or NE equally.
9807 (*sne): Un-privatize for use in cstorecc4.
9808 (b<code>): Change to...
9809 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9810 (conditional_trap): Replace with...
9811 (ctrap<GPR>4, ctrap<FP>4): ... these.
9812 (stack_protect): Use cbranchcc4.
9814 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9815 * config/score/score-protos.h (score_gen_cmp): Delete.
9816 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9817 (score_block_move-loop): Use cbranchsi4.
9818 * config/score/score.md (cbranchsi4): New.
9819 (cmpsi, bCC): Delete.
9820 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9821 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9822 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9823 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9824 * config/score/score3.h (score3_gen_cmp): Delete.
9825 * config/score/score7.h (score7_gen_cmp): Delete.
9827 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9828 (sh_emit_scc_to_t): ... this. Return void.
9829 (from_compare): Rename to...
9830 (sh_emit_compare_and_branch): ... this.
9831 (sh_emit_compare_and_set): New.
9832 (sh_expand_t_scc): Accept operands.
9833 * config/sh/predicates.md (sh_float_comparison_operator): New.
9834 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9835 (prepare_scc_operands): Rename to...
9836 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9838 (sh_emit_cheap_store_flag): New.
9839 (sh_emit_set_t_insn): New.
9840 (from_compare): Rename to...
9841 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9842 handling of TARGET_SH2E floating point to avoid recursive call.
9843 Generate branch here.
9844 (sh_emit_compare_and_set): New.
9845 (sh_expand_t_scc): Get op0/op1 from arguments.
9846 (sh_emit_cheap_store_flag): New.
9847 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9849 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9850 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9851 (movsicc, movdicc): Do nothing when it recreated operands from
9852 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9853 prepare_scc_operands (now sh_emit_scc_to_t).
9854 (udivdi3): Use cstoresi4.
9855 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9856 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9857 (cbranchint4_media, cbranchfp4_media): New.
9858 (casesi): Use cbranchdi4.
9859 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9861 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9862 (movnegt): Remove second operand.
9863 (cbranchsf4, cbranchdf4): New.
9864 (stack_protect): Use cbranchdi4/cbranchsi4.
9866 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9867 (gen_compare_reg): Accept comparison, extract part of it to...
9868 (gen_compare_reg_1): ... this.
9869 (gen_compare_operator): Delete.
9870 (gen_v9_scc): Accept separate destination, comparison code and arms.
9871 Do not use sparc_compare_op0/sparc_compare_op1.
9872 (emit_scc_insn, emit_conditional_branch_insn): New.
9873 (emit_v9_brxx): Make static. Remove useless assertion.
9874 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9876 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9877 * config/sparc/sparc-protos.h (gen_compare_reg,
9878 sparc_emit_float_lib_cmp): Adjust prototype.
9879 (emit_scc_insn, emit_conditional_branch_insn): New.
9880 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9881 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9882 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9883 iterators to the top.
9884 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9885 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9886 snedi_special_trunc): Delete.
9887 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9888 and snedi_special_trunc.
9889 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9890 cbranchdi4, cbranch<F:mode>4): New.
9891 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9892 here. Use gen_compare_reg instead of gen_compare_operator.
9893 (conditional_trap): Replace with...
9894 (ctrapsi4, ctrapdi4): ... this.
9895 (stack_protect_test): Use cbranchcc4.
9897 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9899 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9900 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9901 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9902 from operands[0] or operands[3] depending on is_set.
9903 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9904 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9905 cmpdf, bCC), sCC: Remove.
9906 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9907 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9909 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9910 spu_emit_branch_or_set.
9912 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9914 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9915 xstormy16_compare_op1): Delete.
9916 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9917 xstormy16_compare_op1): Delete.
9918 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9920 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9921 (cmphi, cmpsi, bCC): Remove.
9923 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9924 (*cmpsi): ... this one.
9925 (cbranchsi4, cstoresi4): New.
9926 (bCC expanders): Delete.
9927 (sCC insns): Fold into...
9928 (*setcc): ... this one.
9929 (casesi): Do not use gen_cmpsi and gen_bgtu.
9930 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9931 (movsicc): Simplify.
9932 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9934 * config/vax/vax-protos.h (cond_name): New.
9935 (vax_output_conditional_branch): Remove.
9936 * config/vax/vax.c (cond_name): New.
9937 (vax_output_conditional_branch): Remove.
9938 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9939 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9940 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9941 (bit<VAXint>): Wrap source with (compare).
9942 (b<code> and following unnamed pattern): Rename to *branch and
9943 *branch_reversed. Change macroization to match_operator.
9944 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9946 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9947 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9948 Change last argument to machine_mode.
9949 (xtensa_expand_scc): Add machine_mode argument.
9950 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9951 (gen_conditional_move, xtensa_expand_conditional_branch,
9952 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9953 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9954 Adjust operand numbers.
9955 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9957 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9958 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9959 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9961 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9963 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9964 causes spurious differences between trunk and cond-optab branch.
9966 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9969 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9971 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9973 * tree.c (iterative_hash_pointer): Delete.
9974 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9975 Hash UIDs and versions of SSA names. Don't special-case built-in
9976 function declarations.
9978 2009-05-11 Ian Lance Taylor <iant@google.com>
9981 * graphite.c: Force -Wc++-compat to only be a warning before
9982 #including "cloog/cloog.h".
9984 2009-05-11 Martin Jambor <mjambor@suse.cz>
9986 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9988 2009-05-11 Jan Hubicka <jh@suse.cz>
9990 * tree-ssa-loop-ivcanon.c: Include target.h
9991 (struct loop_size): new structure.
9992 (constant_after_peeling): New predicate.
9993 (tree_estimate_loop_size): New function.
9994 (estimated_unrolled_size): Rewrite for new estimates.
9995 (try_unroll_loop_completely): Use new estimates.
9996 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9998 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10000 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10001 libcpp interface change.
10002 (spu_macro_to_expand): Likewise.
10004 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10006 PR tree-optimization/40026
10007 * gimplify.c (gimplify_init_constructor): Change initial conditional
10008 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10009 optimize_compound_literals_in_ctor.
10011 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10013 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10015 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10017 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10019 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10020 HOST_WIDE_INT for gap.
10022 2009-05-11 Ira Rosen <irar@il.ibm.com>
10024 PR tree-optimization/40074
10025 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10026 account in group size and step comparison.
10028 2009-05-11 Richard Guenther <rguenther@suse.de>
10030 * passes.c (init_optimization_passes): Strip now incorrect comment.
10031 (execute_function_todo): Do not set PROP_alias.
10032 * tree-pass.h (PROP_alias): Remove.
10033 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10034 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10035 * tree-nrv.c (pass_return_slot): Likewise.
10036 * tree-object-size.c (pass_object_sizes): Likewise.
10037 * tree-ssa-dom.c (pass_dominator): Likewise.
10038 (pass_phi_only_cprop): Likewise.
10039 * tree-ssa-dse.c (pass_dse): Likewise.
10040 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10041 (pass_cselim): Likewise.
10042 * tree-ssa-pre.c (pass_pre): Likewise.
10043 (pass_fre): Likewise.
10044 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10045 * tree-ssa-sink.c (pass_sink_code): Likewise.
10046 * tree-stdarg.c (pass_stdarg): Likewise.
10047 * tree-tailcall.c (pass_tail_calls): Likewise.
10048 * tree-vrp.c (pass_vrp): Likewise.
10050 2009-05-10 Ian Lance Taylor <iant@google.com>
10052 * basic-block.h (enum profile_status): Break out of struct
10053 control_flow_graph.
10054 * cgraph.h (struct inline_summary): Break out of struct
10056 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10057 of struct cgraph_order_sort.
10058 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10059 * cse.c (struct branch_path): Break out of struct
10060 cse_basic_block_data.
10061 * except.h (enum eh_region_type): Break out of struct eh_region.
10062 * gcc.c (enum add_del): Break out of struct modify_target.
10063 * genrecog.c (enum decision_type): Break out of struct decision_test.
10064 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10066 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10067 * regmove.c (enum match_use): New enum, broken out of struct match.
10068 * sched-int.h (enum post_call_group): New enum, broken out of
10070 (struct deps_reg): Break out of struct deps.
10071 * target.h (struct asm_int_op): Break out of struct gcc_target.
10072 * tree-eh.c (struct goto_queue_node): Break out of struct
10074 * tree-inline.h (enum copy_body_cge_which): Break out of
10076 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10078 * c-decl.c (in_struct, struct_types): New static variables.
10079 (pushtag): Add loc parameter. Change all callers.
10080 (lookup_tag): Add ploc parameter. Change all callers.
10081 (check_compound_literal_type): New function.
10082 (parser_xref_tag): Add loc parameter. Change all callers. If
10083 -Wc++-compat, warn about struct/union/enum types defined within a
10085 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10086 and loc parameters. Change all callers. Change error calls to
10087 error_at, using loc. For a redefinition, if the location of the
10088 original definition is known, report it. Set in_struct and
10089 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10090 (finish_struct): Add new parameters enclosing_in_struct and
10091 enclosing_struct_types. Change all callers. Set
10092 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10093 in the struct. If in a struct, add this struct to struct_types.
10094 (start_enum): Add loc parameter. Change all callers. Use
10095 error_at for errors, using loc. For a redefinition, if the
10096 location of the original definition is known, report it. If in a
10097 struct, add this enum type to struct_types. If -Wc++-compat warn
10098 if in sizeof, typeof, or alignof.
10099 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10100 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10101 (c_parser_enum_specifier): Get enum location for start_enum.
10102 (c_parser_struct_or_union_specifier): Get struct location for
10103 start_struct. Save in_struct and struct_types status between
10104 start_struct and finish_struct.
10105 (c_parser_cast_expression): Get location of cast.
10106 (c_parser_alignof_expression): Get location of type.
10107 (c_parser_postfix_expression): Likewise.
10108 (c_parser_postfix_expression_after_paren_type): Add type_loc
10109 parameter. Change all callers. Call check_compound_literal_type.
10110 Use type_loc for error about variable size type.
10111 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10112 of an enum constant from an enum type defined in a struct or union.
10113 (c_cast_expr): Add loc parameter. Change all callers. If
10114 -Wc++-compat, warn about defining a type in a cast.
10115 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10116 (start_enum, start_struct, finish_struct): Update declarations.
10117 (parser_xref_tag, c_cast_expr): Update declarations.
10118 (check_compound_literal_type): Declare.
10120 2009-05-11 Ben Elliston <bje@au.ibm.com>
10122 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10123 for recent libcpp interface change.
10124 (rs6000_macro_to_expand): Likewise.
10126 2009-05-10 Michael Matz <matz@suse.de>
10129 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10130 not at entry of function.
10132 2009-05-10 Richard Guenther <rguenther@suse.de>
10134 PR tree-optimization/40081
10136 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10137 using the main variant of the element type. Do not fiddle with
10138 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10140 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10141 structs with volatile fields.
10143 2009-05-10 Jan Hubicka <jh@suse.cz>
10145 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10146 (estimate_move_cost): Assert that it does not get called for
10148 (estimate_num_insns): Skip VOID types in argument handling.
10149 (optimize_inline_calls): Delete unreachable blocks and verify that
10150 callgraph is valid.
10152 2009-05-10 Jan Hubicka <jh@suse.cz>
10154 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10155 * cgraph.c (cgraph_mark_address_taken_node): New function.
10156 (dump_cgraph_node): Dump new flag.
10157 * cgraph.h (struct cgraph_node): Add address_taken.
10158 (cgraph_mark_address_taken_node): New function.
10159 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10160 since new direct calls can be born.
10162 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10164 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10165 tok->val.node.node.
10167 2009-05-10 Jan Hubicka <jh@suse.cz>
10169 PR middle-end/40084
10170 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10172 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10173 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10174 * tree-inline.c (copy_bb): Set frequency correctly.
10175 (fold_marked_statements): Update call to
10176 cgraph_update_edges_for_call_stmt.
10178 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10180 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10181 identifiers in diagnostics.
10182 * config/arm/arm.c (arm_handle_fndecl_attribute,
10183 arm_handle_isr_attribute): Likewise.
10184 * config/avr/avr.c (avr_handle_progmem_attribute,
10185 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10186 * config/bfin/bfin.c (handle_int_attribute,
10187 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10188 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10189 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10191 * config/darwin.c (darwin_handle_kext_attribute,
10192 darwin_handle_weak_import_attribute): Likewise.
10193 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10194 h8300_handle_eightbit_data_attribute,
10195 h8300_handle_tiny_data_attribute): Likewise.
10196 * config/i386/i386.c (ix86_handle_cconv_attribute,
10197 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10198 * config/i386/winnt.c (ix86_handle_shared_attribute,
10199 ix86_handle_selectany_attribute): Likewise.
10200 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10201 * config/m32c/m32c.c (function_vector_handler): Likewise.
10202 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10203 m68hc11_handle_fntype_attribute): Likewise.
10204 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10205 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10206 * config/mips/mips.c (mips_insert_attributes,
10207 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10208 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10209 rs6000_handle_struct_attribute): Likewise.
10210 * config/sh/sh.c (sh_insert_attributes,
10211 sh_handle_resbank_handler_attribute,
10212 sh_handle_interrupt_handler_attribute,
10213 sh2a_handle_function_vector_handler_attribute,
10214 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10216 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10217 * config/spu/spu.c (spu_handle_fndecl_attribute,
10218 spu_handle_vector_attribute): Likewise.
10219 * config/stormy16/stormy16.c
10220 (xstormy16_handle_interrupt_attribute): Likewise.
10221 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10222 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10224 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10226 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10227 (pp_translate_identifiers): New.
10228 (pp_identifier): Only conditionally translate identifier to locale
10230 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10231 (pp_base_tree_identifier): Only conditionally translate identifier
10232 to locale character set.
10233 * c-pretty-print.c (M_): Define.
10234 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10235 fragments for conditional translation with M_.
10236 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10237 identifier translation.
10239 2009-05-10 Richard Guenther <rguenther@suse.de>
10241 PR tree-optimization/40081
10242 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10243 using the main variant of the element type. Do not fiddle with
10244 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10246 2009-05-09 Jan Hubicka <jh@suse.cz>
10248 PR middle-end/40080
10249 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10250 indirect calls; verify cgraph afterwards.
10252 2009-05-09 Jan Hubicka <jh@suse.cz>
10255 * ipa.c (update_inlined_to_pointer): New function.
10256 (cgraph_remove_unreachable_nodes): Use it.
10258 2009-05-09 Jan Hubicka <jh@suse.cz>
10260 * tree-eh.c (struct leh_state): Remove prev_try.
10261 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10262 not track prev_try.
10263 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10264 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10265 remove_eh_handler_and_replace, foreach_reachable_handler,
10266 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10267 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10268 (gen_eh_region_cleanup): Update prototype.
10270 2009-05-09 Jan Hubicka <jh@suse.cz>
10272 PR middle-end/40043
10273 * except.c (copy_eh_region): Always set prev_try.
10274 (redirect_eh_edge_to_label): Find outer try.
10275 (foreach_reachable_handler): When looking for prev try
10276 handle case where previous try is not going to be taken.
10278 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10280 PR tree-optimization/40049
10281 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10282 only vector/vector shifts, convert the type of the constant to the
10283 appropriate type to avoid building incorrect trees, which
10284 eventually have problems with garbage collection.
10286 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10288 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10289 -1 for complex floating-point types if honoring signed zeros.
10291 2009-05-08 Jan Hubicka <jh@suse.cz>
10293 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10294 argument; handle correctly when profile is absent.
10295 (build_cgraph_edges): Update.
10296 (rebuild_cgraph_edges): Update.
10297 * cgraph.c: Do not include varray.h.
10298 (cgraph_set_call_stmt_including_clones): New function.
10299 (cgraph_create_edge_including_clones): Likewise
10300 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10301 (cgraph_update_edges_for_call_stmt): Handle clones.
10302 (cgraph_remove_node): Handle clone tree.
10303 (cgraph_remove_node_and_inline_clones): New function.
10304 (dump_cgraph_node): Dump clone tree.
10305 (cgraph_clone_node): Handle clone tree.
10306 (clone_function_name): Bring here from tree-inline.c.
10307 (cgraph_create_virtual_clone): New function.
10308 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10309 (cgraph_clone_info): New function.
10310 (strut cgraph_node): Add clone_info and new clone tree pointers.
10311 (cgraph_remove_node_and_inline_clones,
10312 cgraph_set_call_stmt_including_clones,
10313 cgraph_create_edge_including_clones,
10314 cgraph_create_virtual_clone): Declare.
10315 (cgraph_function_versioning): Use VEC argument.
10316 (compute_call_stmt_bb_frequency): Update prototype.
10317 (cgraph_materialize_all_clones): New function.
10318 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10319 (ipcp_create_replace_map): Update to VECtors.
10320 (ipcp_update_callgraph): Use virtual clones.
10321 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10322 (ipcp_update_profiling): Do not update local profiling.
10323 (ipcp_insert_stage): Use VECtors and virtual clones.
10324 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10325 (clone_of_p): New function.
10326 (cgraph_preserve_function_body_p): Use clone tree.
10327 (cgraph_optimize): Materialize clones.
10328 (cgraph_function_versioning): Update for VECtors.
10329 (save_inline_function_body): Use clone tree.
10330 (cgraph_materialize_clone): New function.
10331 (cgraph_materialize_all_clones): Likewise.
10332 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10333 * ipa.c: Include gimple.h.
10334 (cgraph_remove_unreachable_nodes): Use clone tree.
10335 * ipa-prop.c (ipa_note_param_call): Update call to
10336 compute_call_stmt_bb_frequencycall.
10337 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10338 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10339 (copy_bb): Handle updating of clone tree; add new edge when new call
10341 (expand_call_inline): Be strict about every call having edge.
10342 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10343 (delete_unreachable_blocks_update_callgraph): New function.
10344 (tree_function_versioning): Use VECtors; always remove unreachable
10345 blocks and fold conditionals.
10346 * tree-inline.h: Do not include varray.h.
10347 (tree_function_versioning): Remove.
10348 * Makefile.in (GTFILES): Remove tree-inline.c
10349 * passes.c (do_per_function): Do only functions having body.
10350 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10353 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10354 Andrew Morrow <acm@google.com>
10357 * c-common.c (c_common_attribute_table): Permit deprecated
10358 attribute to take an optional argument.
10359 (handle_deprecated_attribute): If the optional argument to
10360 __attribute__((deprecated)) is not a string ignore the attribute
10361 and emit a warning.
10363 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10364 * c-typeck.c (build_component_ref): Likewise.
10365 (build_external_ref): Likewise.
10367 * toplev.c (warn_deprecated_use): Add an attribute argument.
10368 Emit the message associated with __attribute__((deprecated)).
10370 * toplev.h (warn_deprecated_use): Updated.
10372 * doc/extend.texi: Document new optional parameter to
10373 __attribute__((deprecated))
10375 2009-05-08 Michael Eager <eager@eagercon.com>
10377 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10378 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10380 2009-05-08 Richard Guenther <rguenther@suse.de>
10382 PR tree-optimization/40062
10383 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10384 Avoid exponential behavior.
10386 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10388 PR rtl-optimization/33928
10390 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10391 process_uses, build_single_def_use_links): New.
10392 (update_df): Update use_def_ref.
10393 (forward_propagate_into): Use get_def_for_use instead of use-def
10395 (fwprop_init): Call build_single_def_use_links and let it initialize
10397 (fwprop_done): Free use_def_ref.
10398 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10399 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10400 df_rd_simulate_one_insn): New.
10401 (df_rd_bb_local_compute_process_def): Update head comment.
10402 (df_chain_create_bb): Use the new RD simulation functions.
10403 * df.h (df_rd_simulate_artificial_defs_at_top,
10404 df_rd_simulate_one_insn): New.
10405 * opts.c (decode_options): Enable fwprop at -O1.
10406 * doc/invoke.texi (-fforward-propagate): Document this.
10408 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10411 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10412 and one complex operand specially.
10413 * tree-complex.c (some_nonzerop): Do not identify a real value as
10414 zero if flag_signed_zeros.
10416 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10418 PR rtl-optimization/33928
10419 * loop-invariant.c (record_use): Fix && vs. || mishap.
10421 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10423 PR rtl-optimization/33928
10424 * loop-invariant.c (struct use): Add addr_use_p.
10425 (struct def): Add n_addr_uses.
10426 (struct invariant): Add cheap_address.
10427 (create_new_invariant): Set cheap_address.
10428 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10429 (record_uses): Pass df_ref to record_use.
10430 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10433 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10435 * config/sh/sh.c: Do not include c-pragma.h.
10437 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10439 * config/spu/spu.c: Remove include of c-common.h.
10441 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10444 * c-common.h (mark_valid_location_for_stdc_pragma,
10445 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10446 clear_float_const_decimal64, float_const_decimal64_p): New.
10447 * c.opt (Wunsuffixed-float-constants): New.
10448 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10449 unsuffixed float constant, handle new warning.
10450 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10451 * c-decl.c (c_scope): New flag float_const_decimal64.
10452 (set_float_const_decimal64, clear_float_const_decimal64,
10453 float_const_decimal64_p): New.
10454 (push_scope): Set new flag.
10455 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10456 to use STDC pragmas.
10457 (c_parser_external_declaration): Ditto.
10458 (c_parser_compound_statement_nostart): Ditto.
10459 * c-pragma.c (valid_location_for_stdc_pragma,
10460 mark_valid_location_for_stdc_pragma,
10461 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10462 handle_pragma_float_const_decimal64): New.
10463 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10464 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10465 set_float_const_decimal64, clear_float_const_decimal64,
10466 float_const_decimal64_p): New dummy functions.
10467 * doc/extend.texi (Decimal Float): Remove statement that the
10468 pragma, and suffix for double constants, are not supported.
10469 * doc/invoke.texi (Warning Options): List new option.
10470 (-Wunsuffixed-float-constants): New.
10472 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10474 * config/i386/i386.c: Do not include c-common.h.
10476 2009-05-07 Mark Heffernan <meheff@google.com>
10478 * doc/invoke.texi (Debugging Options): Document change of debugging
10480 * opts.c (decode_options): Make dump_base_name relative to
10481 aux_base_name directory.
10483 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10485 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10486 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10488 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10490 * Makefile.in (install-plugin): Simplify a bit.
10492 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10494 * Makefile.in (OBJS-common): Add regcprop.o.
10496 * timevar.def (TV_CPROP_REGISTERS): New.
10497 * regrename.c (regrename_optimize): Return 0.
10498 (rest_of_handle_regrename): Delete.
10499 (pass_rename_registers): Point to regrename_optimize.
10500 (struct value_data_entry, struct value_data,
10501 kill_value_one_regno, kill_value_regno, kill_value,
10502 set_value_regno, init_value_data, kill_clobbered_value,
10503 kill_set_value, kill_autoinc_value, copy_value,
10504 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10505 replace_oldest_value_reg, replace_oldest_value_addr,
10506 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10507 debug_value_data, validate_value_data): Move...
10508 * regcprop.c: ... here.
10509 (rest_of_handle_cprop): Delete.
10510 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10512 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10514 PR middle-end/40057
10515 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10516 GEN_INT for 1 << bitnum.
10517 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10518 build_int_cst_type.
10520 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10522 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10523 Remove wrong description of "nand" operation.
10525 2009-05-06 Richard Guenther <rguenther@suse.de>
10526 Adam Nemet <anemet@caviumnetworks.com>
10528 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10529 comment. Add that if LHS is not a gimple register, then RHS1 has
10530 to be a single object (GIMPLE_SINGLE_RHS).
10532 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10534 * expr.c (get_def_for_expr): Move it up in the file.
10535 (store_field): When expanding a bit-field store, look at the
10536 defining gimple stmt for the masking conversion.
10538 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10540 PR middle-end/39986
10541 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10542 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10543 32-bit memcpy into long.
10545 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10547 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10548 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10550 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10551 instead of appending DW_OP_deref*.
10553 2009-05-06 Michael Matz <matz@suse.de>
10555 PR middle-end/40021
10556 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10557 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10559 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10561 * Makefile.in (install-plugin): Fix srcdir handling.
10563 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10565 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10566 when processing for not_regs_needed bitmap.
10567 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10568 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10569 handling it for rhs.
10571 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10573 * config/i386/i386.md (unnamed inc/dec peephole): Use
10574 optimize_insn_for_size_p instead of optimize_size.
10575 * config/i386/predicates.md (incdec_operand): Likewise.
10576 (aligned_operand): Likewise.
10577 * config/i386/sse.md (divv8sf3): Likewise.
10578 (sqrtv8sf2): Likewise.
10580 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10582 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10584 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10586 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10588 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10589 ssemodesuffixf2c with avxmodesuffixf2c.
10591 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10594 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10596 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10598 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10599 (struct tree_base): Adjust spacing for 8 bit boundaries.
10600 (struct tree_decl_common): Add decl_by_reference_flag bit.
10601 (DECL_BY_REFERENCE): Adjust.
10602 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10603 print DECL_BY_REFERENCE bit.
10604 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10605 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10606 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10607 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10610 PR middle-end/39666
10611 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10612 range of the type, but default label is missing, add it with one
10613 of the existing labels instead of adding a new label for it.
10615 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10619 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10621 * Makefile.in (enable_plugin, plugin_includedir): New.
10622 (install): Depend on install-plugin.
10623 (PLUGIN_HEADERS): New.
10624 (install-plugin): New.
10625 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10627 2009-05-05 Richard Guenther <rguenther@suse.de>
10629 PR tree-optimization/40022
10630 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10632 (phivn_valid_p): Fix tuplification error, simplify.
10633 (phiprop_insert_phi): Add dumps.
10634 (propagate_with_phi): Simplify.
10636 2009-05-05 Richard Guenther <rguenther@suse.de>
10638 PR middle-end/40023
10639 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10641 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10643 * tree.h (strip_float_extensions): Remove duplicate declaration.
10644 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10645 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10646 block_ultimate_origin): Rearrange the declarations line to match the
10647 comment that indicates the .c file which the functions are defined.
10648 (dwarf2out_*, set_decl_rtl): Add comment.
10649 (get_base_address): Adjust comment.
10650 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10651 declarations line and add comment.
10652 (is_builtin_name): Add blank after function name, for clarity.
10654 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10656 * attribs.c (decl_attributes): Use %qE for identifiers in
10658 * cgraphunit.c (verify_cgraph_node): Translate function names to
10659 locale character set in diagnostics.
10660 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10662 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10663 Document that functions are named in UTF-8.
10664 * expr.c (expand_expr_real_1): Translate function names to locale
10665 character set in diagnostics.
10666 * gimplify.c (omp_notice_variable, omp_is_private,
10667 gimplify_scan_omp_clauses): Use %qE for identifiers in
10669 * langhooks.c (lhd_print_error_function): Translate function names
10670 to locale character set.
10671 * langhooks.h (decl_printable_name): Document that return value is
10672 in internal character set.
10673 * stmt.c: Include pretty-print.h
10674 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10676 (resolve_operand_name_1): Translate named operand name to locale
10678 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10680 * toplev.c (announce_function): Translate function names to locale
10682 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10683 (default_tree_printer): Use pp_identifier or translate identifiers
10684 to locale character set. Mark "<anonymous>" for translation.
10685 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10686 for identifiers in diagnostics.
10687 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10689 * varasm.c (output_constructor): Use %qE for identifiers in
10692 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10694 * configure.ac: use ` ` instead of $()
10695 * configure: Regenerate.
10697 2009-05-05 Ben Elliston <bje@au.ibm.com>
10699 * config/pa/linux-atomic.c: Eliminate conditional include of
10700 errno.h on non-LP64 systems to simplify build requirements.
10702 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10704 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10706 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10707 and pass value to identifier_to_locale.
10708 (warn_variable_length_array): Make name a tree.
10709 (grokdeclarator): Separate diagnostic texts for named and unnamed
10710 declarators. Use %qE for named declarators.
10711 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10713 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10714 identifiers in diagnostics.
10715 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10716 identifier_to_locale. Mark "anonymous" strings for translation.
10718 2009-05-04 Michael Eager <eager@eagercon.com>
10720 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10721 address for DImode/DFmode only if double-precision FP regs.
10723 2009-05-04 Michael Eager <eager@eagercon.com>
10725 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10726 TARGET_SINGLE_FLOAT check.
10728 2009-05-04 Michael Eager <eager@eagercon.com>
10730 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10732 2009-05-04 Michael Eager <eager@eagercon.com>
10734 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10735 * config/rs6000/t-xilinx: New
10737 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10739 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10740 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10741 * gcc/explow.c (memory_address): Use target hook.
10742 * gcc/targhooks.c (default_legitimize_address): New.
10743 * gcc/targhooks.h (default_legitimize_address): New.
10744 * gcc/target.h (legitimize_address): New.
10745 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10746 (TARGET_INITIALIZER): Include it.
10747 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10749 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10750 * config/bfin/bfin.c (legitimize_address): Remove.
10751 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10752 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10754 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10755 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10757 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10758 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10759 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10760 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10761 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10762 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10763 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10764 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10765 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10766 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10767 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10768 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10769 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10770 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10771 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10772 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10773 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10774 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10775 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10776 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10777 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10778 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10779 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10781 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10782 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10783 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10784 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10785 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10786 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10787 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10788 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10789 (thumb_legitimize_address): Delete.
10790 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10791 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10792 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10793 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10794 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10795 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10797 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10800 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10801 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10802 * config/m32r/m32r.c (m32r_legitimize_address): New.
10803 * config/m68k/m68k.c (m68k_legitimize_address): New.
10804 * config/score/score.c (score_legitimize_address): Standardize.
10805 * config/score/score3.c (score3_legitimize_address): Standardize.
10806 * config/score/score3.h (score3_legitimize_address): Adjust.
10807 * config/score/score7.c (score7_legitimize_address): Standardize.
10808 * config/score/score7.h (score7_legitimize_address): Adjust.
10809 * config/sh/sh.c (sh_legitimize_address): New.
10810 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10812 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10813 (s390_legitimize_address): ... this.
10814 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10815 (sparc_legitimize_address): ... this.
10816 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10817 (ix86_legitimize_address): ... this.
10818 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10819 (avr_legitimize_address): ... this.
10820 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10821 (mn10300_legitimize_address): ... this.
10822 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10823 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10824 (alpha_expand_mov): Adjust call.
10826 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10827 * config/spu/spu.c (spu_legitimize_address): Likewise.
10828 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10829 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10831 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10833 * intl.c (locale_encoding, locale_utf8): New.
10834 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10835 * intl.h (locale_encoding, locale_utf8): Declare.
10836 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10837 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10839 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10841 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10842 (pp_base_tree_identifier): Declare as function.
10843 (identifier_to_locale): Declare.
10844 * Makefile.in (pretty-print.o): Update dependencies.
10845 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10847 2009-05-04 Richard Guenther <rguenther@suse.de>
10849 PR middle-end/40015
10850 * builtins.c (fold_builtin_memory_op): Do not decay to element
10851 type if the size matches the whole array.
10853 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10855 * expmed.c (synth_mult): When trying out a shift, pass the result
10858 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10860 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10861 (shiftsub1_cost): New.
10862 (init_expmed): Compute shiftsub1_cost.
10863 (synth_mult): Optimize multiplications by constants of the form
10864 -(2^^m-1) for some constant positive integer m.
10866 2009-05-03 Richard Guenther <rguenther@suse.de>
10869 * c-typeck.c (array_to_pointer_conversion): Do not built
10870 ADDR_EXPRs of arrays of pointer-to-element type.
10871 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10872 up wrong ADDR_EXPRs after-the-fact.
10873 * c-common.c (strict_aliasing_warning): Strip pointer
10874 conversions for obtaining the original type.
10875 * builtins.c (fold_builtin_memset): Handle array types.
10876 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10879 2009-05-03 Richard Guenther <rguenther@suse.de>
10881 PR middle-end/23329
10882 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10883 Do not lose casts from array types with unknown extent to array
10884 types with known extent.
10885 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10886 alias set compatibility.
10888 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10890 * flags.h (extra_warnings): Delete.
10891 * toplev.c (process_options): Handle Wuninitialized here.
10892 * opts.c (extra_warnings): Delete.
10893 (set_Wextra): Delete.
10894 (common_handle_option): -Wextra can be handled automatically.
10895 * c-opts.c (c_common_handle_option): Delete obsolete code.
10896 (c_common_post_options): Simplify comment.
10897 * common.opt (W): Add Var.
10899 (Wuninitialized): Initialize to -1.
10901 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10902 Richard Guenther <rguenther@suse.de>
10904 * expr.c (get_def_for_expr): New function.
10905 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10906 SSA rather than trees.
10907 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10908 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10910 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10912 * c-common.c (reswords): Add _Imaginary.
10913 * c-common.c (enum rid): Add RID_IMAGINARY.
10915 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10917 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10918 Patch by Richard Guenther.
10920 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10922 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10923 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10924 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10925 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10926 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10927 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10928 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10929 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10930 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10931 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10932 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10933 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10934 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10935 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10936 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10937 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10938 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10939 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10941 2009-05-02 Richard Guenther <rguenther@suse.de>
10943 PR tree-optimization/39940
10944 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10947 2009-05-02 Richard Guenther <rguenther@suse.de>
10949 PR middle-end/40001
10950 * tree-ssa.c (execute_update_addresses_taken): Properly check
10951 if we can mark a variable DECL_GIMPLE_REG_P.
10952 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10953 back to the end of the function.
10954 (is_gimple_reg_type): Remove complex type special casing.
10955 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10958 2009-05-02 Ben Elliston <bje@au.ibm.com>
10960 * doc/collect2.texi (Collect2): Document search path behaviour
10961 when configured with --with-ld.
10963 2009-05-02 Jan Hubicka <jh@suse.cz>
10965 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10966 parameter; update callers.
10967 (coalesce_cost_edge): EH edges are costier because they needs
10968 splitting even if not critical and even more costier when there are
10969 multiple EH predecestors.
10971 2009-05-02 Jan Hubicka <jh@suse.cz>
10973 * except.c (remove_eh_handler_and_replace): Handle updating after
10974 removing TRY blocks.
10976 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10978 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10980 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10982 * varasm.c: Do not include c-pragma.h.
10983 * attribs.c: Do not incude c-common.h.
10985 2009-05-01 Michael Matz <matz@suse.de>
10987 * calls.c (initialize_argument_information): Handle SSA names like
10988 decls with a non MEM_P DECL_RTL.
10990 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10992 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10993 * ipa-utils.c: Likewise.
10994 * ipa-type-escape.c: Likewise.
10995 * cgraphunit.c Do not include c-common.h.
10996 * ipa-pure-const.c: Likewise.
10997 * tree-if-conv.c: Likewise.
10998 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10999 * ipa-struct-reorg.c: Likewise.
11000 * tree-nomudflap.c: Likewise.
11001 * tree-ssa-structalias.c: Likewise.
11003 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11005 * store-motion.c: Many cleanups to make this pass a first-class
11006 citizen instead of an appendix to gcse load motion. Add TODO list
11007 to make this pass faster/cleaner/better.
11009 (struct ls_expr): Post gcse.c-split cleanups.
11010 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11011 "stores" field to "avail_stores".
11012 (pre_ldst_mems): Rename to store_motion_mems.
11013 (pre_ldst_table): Rename to store_motion_mems_table.
11014 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11015 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11016 (ldst_entry): Rename to st_expr_entry, update users.
11017 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11018 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11019 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11021 (first_ls_expr): Rename to first_st_expr, update users.
11022 (next_ls_expr): Rename to next_st_expr, update users.
11023 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11024 fields properly for store motion instead of names inherited from load
11026 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11027 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11030 (ae_kill): Rename to st_kill, update users.
11031 (ae_gen): Rename to st_avloc, update users.
11032 (transp): Rename to st_transp, update users.
11033 (pre_insert_map): Rename to st_insert_map, update users.
11034 (pre_delete_map): Rename to st_delete_map, update users.
11035 (insert_store, build_store_vectors, free_store_memory,
11036 one_store_motion_pass): Update for abovementioned changes.
11038 (gcse_subst_count, gcse_create_count): Remove.
11039 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11040 and "n_stores_created", local variables.
11042 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11045 (regvec, compute_store_table_current_insn): Remove.
11046 (reg_set_info, reg_clear_last_set): Remove.
11047 (compute_store_table): Use DF caches instead of local dataflow
11050 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11052 * c-objc-common.c (c_tree_printer): Print identifiers with
11053 pp_identifier, not pp_string. Mark "({anonymous})" for
11055 * c-pretty-print.c (pp_c_ws_string): New.
11056 (pp_c_cv_qualifier, pp_c_type_specifier,
11057 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11058 pp_c_storage_class_specifier, pp_c_function_specifier,
11059 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11060 pp_c_primary_expression, pp_c_postfix_expression,
11061 pp_c_unary_expression, pp_c_shift_expression,
11062 pp_c_relational_expression, pp_c_equality_expression,
11063 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11064 use pp_string and pp_c_ws_string in place of pp_identifier and
11065 pp_c_identifier for non-identifiers. Mark English strings for
11067 * c-pretty-print.h (pp_c_ws_string): Declare.
11069 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11070 Roland McGrath <roland@redhat.com>
11072 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11073 (ENABLE_LD_BUILDID): New configuration option.
11074 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11075 (LINK_BUILDID_SPEC): New macro.
11076 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11078 * doc/install.texi: Document --enable-linker-build-id option.
11079 * configure: Rebuild.
11080 * config.in: Rebuild.
11082 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11084 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11085 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11086 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11087 MIPS_GP_SAVE_AREA_SIZE.
11088 * config/mips/mips.c (struct mips_frame_info): Update comment
11089 before arg_pointer_offset and hard_frame_pointer_offset.
11090 (mips_compute_frame_info): Update diagram before function: to
11091 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11092 indicate the position of frame_pointer_rtx with -fstack-protector and
11093 to show args_size. Don't allocate cprestore area for leaf functions
11094 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11096 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11098 2009-04-30 Michael Matz <matz@suse.de>
11100 PR tree-optimization/39955
11101 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11103 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11105 * ira.c (setup_cover_and_important_classes): Use safe macro
11106 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11108 * genpreds.c (write_tm_preds_h): Output suitable definition of
11109 REG_CLASS_FOR_CONSTRAINT.
11111 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11113 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11115 * bitmap.c (bitmap_descriptor): Likewise.
11116 * ggc-common.c (loc_descriptor): Likewise.
11117 * varray.c (varray_descriptor): Likewise.
11118 * vec.c (vec_descriptor): Likewise.
11120 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11122 * Makefile.in (dce.o): Add $(EXCEPT_H).
11123 * dce.c: Include except.h and delete redundant vector definitions.
11124 (deletable_insn_p): Return false for non-call insns that can throw
11127 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11129 * gcse.c (ae_gen): Remove.
11130 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11131 and make non-static function to make it available in store-motion.c.
11132 Update call sites with search-and-replace.
11133 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11134 extract_mentioned_regs, extract_mentioned_regs_helper,
11135 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11136 store_killed_in_insn, store_killed_after, store_killed_before,
11137 build_store_vectors, insert_insn_start_basic_block, insert-store,
11138 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11139 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11140 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11141 * store-motion.c: ...new file. Also copy data structures from gcse.c
11142 and clean up to remove parts not used by store motion.
11143 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11144 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11146 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11149 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11150 when optimizing for size.
11152 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11154 * gcse.c (gcse_constant_p): Fix typo in last change.
11156 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11158 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11160 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11162 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11164 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11166 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11167 CONST_HIGH_PART result.
11169 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11171 * config/avr/avr.c (initial_elimination_offset): Rename to
11172 avr_initial_elimination_offset.
11173 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11174 change return type to bool.
11175 (avr_can_eliminate): New function.
11176 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11177 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11178 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11179 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11180 avr_initial_elimination_offset.
11181 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11182 (avr_initial_elimination_offset): Define.
11184 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11185 Steven Bosscher <steven@gcc.gnu.org>
11187 PR rtl-optimization/39938
11188 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11189 * cfgrtl.c: Include insn-attr.h.
11190 (rest_of_pass_free_cfg): New function.
11191 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11192 * resource.c (init_resource_info): Remove call to df_analyze.
11194 2009-04-29 Richard Guenther <rguenther@suse.de>
11197 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11198 allow conversion to signed integers.
11200 2009-04-29 Richard Guenther <rguenther@suse.de>
11202 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11203 shifts of floating point vectors if the shift amount is
11204 a constant multiple of the element size.
11206 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11207 Michael Matz <matz@suse.de>
11209 PR middle-end/39927
11211 * tree-outof-ssa.c (emit_partition_copy): New function.
11212 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11213 insert_part_to_rtx_on_edge): Perform the partition base var
11214 copy using emit_partition_copy.
11215 (insert_value_copy_on_edge): Convert constants to the right mode.
11216 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11217 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11219 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11221 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11222 scan backwards to try to find a constant to initialize it.
11224 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11225 insn before the loop_end instruction, don't look past labels.
11227 2009-04-29 Richard Guenther <rguenther@suse.de>
11229 PR middle-end/39937
11230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11231 loose type conversions.
11232 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11233 stmts only if there are no uses of its definition.
11235 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11237 * config/bfin/bfin.h (splitting_loops): Declare.
11238 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11239 Reorder bit definitions to be ascending.
11240 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11241 * config/bfin/bfin.c (splitting_loops): New variable.
11242 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11243 (struct loop_info): Remove members INIT and LOOP_INIT.
11244 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11245 the LSETUP sequence. Allow LC to be loaded from any register, but
11246 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11247 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11249 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11250 of reload_completed.
11253 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11255 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11257 * Makefile.in (PLUGIN_VERSION_H): New.
11258 (OBJS-common): Remove plugin-version.o.
11259 (plugin.o): Depend on (PLUGIN_VERSION_H).
11260 (plugin-version.o): Remove.
11261 * configure: Regenerate
11262 * configure.ac: Create plugin-version.h.
11263 * gcc-plugin.h (plugin_gcc_version): Remove.
11264 (plugin_default_version_check): Change signature.
11265 * plugin-version.c: Remove.
11266 * plugin.c: Include plugin-version.h.
11267 (str_plugin_gcc_version_name): Remove.
11268 (try_init_one_plugin): Pass gcc version to plugin_init.
11269 (plugin_default_version_check): Both gcc and plugin versions are now
11272 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11274 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11275 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11276 Remove special case testing for last insn of inner loops. Don't fail
11277 if the loop ends with a jump, emit an extra nop instead.
11279 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11280 DREGS rather than comparing directly. Remove code that tries to
11281 account for latencies.
11283 2009-04-29 Richard Guenther <rguenther@suse.de>
11285 PR tree-optimization/39941
11286 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11287 eliminating an indirect call.
11289 2009-04-29 Richard Guenther <rguenther@suse.de>
11291 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11292 parameter. Allow invariants as base if !require_lvalue.
11293 (verify_gimple_assign_single): Adjust.
11295 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11297 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11298 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11299 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11300 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11301 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11303 * config/bfin/bfin.c (bfin_expand_builtin,
11304 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11306 2009-04-28 Richard Guenther <rguenther@suse.de>
11308 * tree-vect-loop.c (get_initial_def_for_induction): Use
11309 correct types for pointer increment.
11311 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11313 * toplev.c (print_version): Update GMP version string calculation.
11315 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11317 PR rtl-optimization/39938
11318 * resource.c (init_resource_info): Add call to df_analyze.
11320 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11322 * config/alpha/alpha.md (usegp): Cast the result of
11323 alpha_find_lo_sum_using_gp to enum attr_usegp.
11324 * config/alpha/alpha.c (override_options): Remove end-of-structure
11325 marker element from cpu_table. Use array size of cpu_table to handle
11326 -mcpu and -mtune options.
11327 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11329 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11331 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11332 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11333 tune_32 and tune_64.
11334 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11335 support on PowerPC.
11336 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11337 * config/rs6000/option-defaults.h: ... here. New file.
11338 (OPT_64, OPT_32): Define.
11339 (MASK_64BIT): Define to 0 if not already defined.
11340 (OPT_ARCH64, OPT_ARCH32): Define.
11341 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11344 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11346 * config/arm/arm.c (arm_override_options): Emit error on using
11349 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11351 PR rtl-optimization/39914
11352 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11353 registers for allocnos created from user-defined variables only
11354 when not optimizing.
11356 2009-04-28 Richard Guenther <rguenther@suse.de>
11358 PR middle-end/39937
11359 * fold-const.c (fold_binary): Use distribute_real_division only
11362 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11364 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11365 add hpux-stdint.h to tm_file.
11366 (hppa[12]*-*-hpux11*): Ditto.
11367 (ia64*-*-hpux*): Ditto.
11368 * config/hpux-stdint.h: New.
11369 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11370 __STDC_EXT__ for all compiles.
11371 * config/pa/pa-hpux.h: Ditto.
11372 * config/pa/pa-hpux10.h: Ditto.
11373 * config/pa/pa-hpux11.h: Ditto.
11375 2009-04-28 Catherine Moore <clm@codesourcery.com>
11377 * debug.h (set_name): Add comment.
11379 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11382 * config/darwin.c (machopic_gen_offset): Check
11383 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11384 * config/arm/arm.c (require_pic_register): Likewise.
11386 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11388 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11389 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11390 m32c_promote_prototypes): Delete.
11392 2009-04-28 Michael Matz <matz@suse.de>
11394 PR middle-end/39922
11395 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11398 2009-04-28 Richard Guenther <rguenther@suse.de>
11400 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11402 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11404 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11405 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11406 * config/arm/arm-tune.md: Regenerate.
11408 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11410 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11411 block if there are complex incoming edges.
11412 (sel_merge_blocks): Remove useless assert.
11413 (sel_redirect_edge_and_branch): Check that edge was redirected.
11414 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11415 (sel_find_rgns): Delete declaration.
11416 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11417 the region when it is not a preheader.
11419 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11422 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11424 2009-04-28 Richard Guenther <rguenther@suse.de>
11426 * tree.h (SSA_NAME_VALUE): Remove.
11427 (struct tree_ssa_name): Remove value_handle member.
11428 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11429 array for jump threading.
11430 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11432 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11433 * tree-flow.h (threadedge_initialize_values): Declare.
11434 (threadedge_finalize_values): Likewise.
11435 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11436 (SSA_NAME_VALUE): Define.
11437 (threadedge_initialize_values): New function.
11438 (threadedge_finalize_values): Likewise.
11439 * tree-ssa-dom.c (ssa_name_values): New global variable.
11440 (SSA_NAME_VALUE): Define.
11441 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11443 2009-04-28 Ira Rosen <irar@il.ibm.com>
11445 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11446 Use REPORT_VECTORIZED_LOCATIONS instead
11447 REPORT_VECTORIZED_LOOPS.
11448 * tree-vectorizer.c (vect_verbosity_level): Make static.
11449 (vect_loop_location): Rename to vect_location.
11450 (vect_set_verbosity_level): Update comment.
11451 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11453 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11454 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11455 instead REPORT_UNVECTORIZED_LOOPS.
11456 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11457 and vect_loop_def to vect_external_def and vect_internal_def.
11458 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11459 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11460 REPORT_UNVECTORIZED_LOCATIONS.
11461 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11462 and vect_used_in_loop and to vect_unused_in_scope and
11463 vect_used_in_scope.
11464 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11465 (vect_verbosity_level): Remove declaration.
11466 (vect_analyze_operations): Likewise.
11467 (vect_analyze_stmt): Declare.
11468 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11469 REPORT_UNVECTORIZED_LOCATIONS.
11470 (vect_get_loop_niters): Fix indentation.
11471 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11472 (vect_analyze_loop_operations): New function.
11473 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11474 vect_analyze_operations.
11475 (vect_is_simple_reduction): Use new names.
11476 (vectorizable_live_operation, vect_transform_loop): Likewise.
11477 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11478 to specify whether the data references can be a part of interleaving
11480 (vect_analyze_data_ref_dependence): Use new names.
11481 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11482 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11483 * tree-vect-patterns.c (widened_name_p): Use new names.
11484 (vect_recog_dot_prod_pattern): Likewise.
11485 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11486 (process_use, vect_mark_stmts_to_be_vectorized,
11487 vect_model_simple_cost, vect_model_store_cost,
11488 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11489 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11490 vectorizable_operation, vectorizable_type_demotion,
11491 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11492 vectorizable_condition): Likewise.
11493 (vect_analyze_operations): Split into vect_analyze_loop_operations
11495 (vect_analyze_stmt): ... new function.
11496 (new_stmt_vec_info): Use new names.
11497 (vect_is_simple_use): Use new names and fix comment.
11498 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11499 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11501 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11504 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11505 and integer modes for x87 operands. Do not ICE for unsupported size,
11506 generate error instead. Generate error for unsupported operand types.
11507 ['z']: Do not handle HImode memory operands specially. Warning
11508 for floating-point operands. Fallthru to 'Z' for unsupported operand
11509 types. Do not ICE for unsupported size, generate error instead.
11510 (output_387_binary_op): Use %Z to output operands.
11511 (output_fp_compare): Ditto.
11512 (output_387_reg_move): Ditto.
11514 2009-04-28 Ben Elliston <bje@au.ibm.com>
11519 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11521 * builtins.c (c_strlen): Do not warn here.
11522 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11523 * c-common.c (pointer_int_sum): Take an explicit location.
11524 Warn about offsets out of bounds.
11525 * c-common.h (pointer_int_sum): Adjust declaration.
11527 2009-04-27 Ian Lance Taylor <iant@google.com>
11529 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11531 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11532 * df-core.c (df_set_flags): Change return type to int. Change
11533 type of old_flags to int.
11534 (df_clear_flags): Likewise.
11535 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11536 (df_get_conditional_uses): Likewise.
11537 * df.h (df_set_flags, df_clear_flags): Update declarations.
11538 * dwarf2out.c (struct indirect_string_node): Change type of form
11539 field to enum dwarf_form.
11540 (AT_string_form): Change return type to enum dwarf_form.
11541 * fixed-value.c (fixed_compare): Add cast to enum type.
11542 * fwprop.c (update_df): Change 0 to VOIDmode.
11543 * gensupport.c: Change 0 to UNKNOWN.
11544 * gimple.h (gimple_cond_code): Add cast to enum type.
11545 * haifa-sched.c (reemit_notes): Add cast to enum type.
11546 * hooks.c (hook_int_void_no_regs): Remove function.
11547 * hooks.h (hook_int_void_no_regs): Remove declaration.
11548 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11549 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11550 * real.c (real_arithmetic): Add cast to enum type.
11551 (real_compare): Likewise.
11552 * target.h (struct gcc_target): Change return type of
11553 branch_target_register_class to enum reg_class.
11554 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11555 default_branch_target_register_class.
11556 * targhooks.c (default_branch_target_register_class): New function.
11557 * targhooks.h (default_branch_target_register_class): Declare.
11558 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11559 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11561 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11563 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11564 vect_uninitialized_def. Change 0 to ERROR_MARK.
11565 * tree-vect-stmts.c (supportable_widening_operation): Don't
11566 initialize icode1 and icode2.
11567 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11568 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11570 (cmn_err_flag_specs): Change 0 to STD_C89.
11571 (cmn_err_char_table): Likewise.
11572 * config/arm/arm.c (get_arm_condition_code): Change type of code
11573 to enum arm_cond_code.
11574 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11575 (IWMMXT_BUILTIN2): Likewise.
11576 (neon_builtin_type_bits): Don't define typedef.
11577 (neon_builtin_datum): Change type of bits field to int.
11578 (arm_expand_neon_args): Add cast to enum type.
11579 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11581 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11582 casts to enum type.
11583 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11585 * config/mips/mips.md (jal_macro): Return enum constant.
11586 (single_insn): Likewise.
11587 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11589 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11590 casts to enum type.
11591 * config/s390/s390.c (s390_tune_flags): Change type to int.
11592 (s390_arch_flags): Likewise.
11593 (s390_handle_arch_option): Change flags field of struct pta to int.
11594 * config/s390/s390.h (s390_tune_flags): Update declaration.
11595 (s390_arch_flags): Likewise.
11596 * config/sh/sh.c (prepare_move_operands): Compare
11597 tls_symbolic_operand result with enum constant.
11598 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11599 (sh_expand_prologue): Add cast to enum type.
11600 (sh_expand_epilogue): Likewise.
11601 (tls_symbolic_operand): Change return type to enum tls_model.
11602 (fpscr_set_from_mem): Add cast to enum type.
11603 (legitimize_pic_address): Compare tls_symbolic_operand result with
11605 (sh_target_reg_class): Change return type to enum reg_class.
11606 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11608 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11609 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11610 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11611 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11612 (delayed_branch, tls_call_delay): Likewise.
11613 (eligible_for_sibcall_delay): Likewise.
11614 (eligible_for_return_delay): Likewise.
11615 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11616 (spu_expand_builtin_1): Likewise.
11618 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11619 for all types of conversions.
11620 (output_init_element): Issue -Wc++-compat warning if needed when
11621 initializing a bitfield with enum type.
11622 * c-parser.c (c_parser_expression): Set original_type to
11623 original_type of right hand operand of comman operator.
11625 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11627 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11629 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11630 * doc/cpp.texi (Standard Predefined Macros)
11631 (Implementation-defined behavior): Likewise.
11632 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11633 * doc/gimple.texi (GIMPLE Exception Handling)
11634 (@code{GIMPLE_ASSIGN}): Likewise.
11635 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11636 * doc/invoke.texi (Warning Options, Optimize Options)
11637 (AVR Options, Darwin Options): Likewise.
11638 (Optimize Options): Reformulate -fwhole-program description.
11639 * doc/loop.texi (Lambda): Likewise.
11640 * doc/md.texi (Output Template, Define Constraints)
11641 (Standard Names, Insn Splitting): Likewise.
11642 * doc/options.texi (Option properties): Likewise.
11643 * doc/passes.texi (Tree-SSA passes): Likewise.
11644 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11645 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11646 (File Names and DBX): Likewise.
11647 * doc/trouble.texi (Incompatibilities): Likewise.
11649 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11651 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11652 instruction is correct.
11654 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11656 Allow non-constant arguments to conversion intrinsics.
11657 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11658 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11659 * spu.c (print_operand): Handle 'v' and 'w'.
11660 (exp2_immediate_p, spu_gen_exp2): Define.
11661 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11662 spu_convtf_1): Update parameter descriptions.
11663 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11664 * constraints.md ('v', 'w'): New.
11665 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11667 (i2f, I2F): New define_mode_attr.
11668 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11669 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11670 fixuns_truncv4sfv4si2): Update to use mode attribute.
11671 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11672 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11673 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11674 patterns for combine.
11676 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11678 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11679 (cprop, hoist, pre, store_motion): New debug counters.
11680 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11681 is not an RTL pass anymore.
11682 (pass_profiling): Remove extern decl for pass removed in 2005.
11683 (pass_gcse, pass_jump_bypass): Remove.
11684 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11685 to 0 for clean state.
11686 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11687 * cse.c (gate_handle_cse_after_global_opts,
11688 rest_of_handle_cse_after_global_opts): New functions.
11689 (pass_cse_after_global_opts): New pass, does local CSE.
11690 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11691 (TV_CPROP): New timevar.
11692 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11693 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11694 (gcse_main, recompute_all_luids): Remove.
11695 (compute_hash_table_work): Call max_reg_num instead of reading
11697 (cprop_jump): Don't set run_jump_opt_after_gcse.
11698 (constprop_register): Always allow to alter jumps.
11699 (cprop_insn): Likewise.
11700 (do_local_cprop): Likewise.
11701 (local_cprop_pass): Likewise. Return non-zero if something changed.
11702 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11703 (find_implicit_sets): Add note about missed optimization opportunity.
11704 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11705 pass_rtl_cprop execute function.
11706 Don't bother tracking the pass number, each pass gets its own dumpfile
11708 Always allow to alter jumpsand bypass jumps.
11709 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11710 will just find no suitable set.
11711 (pre_edge_insert): Fix dumping, this function is for PRE only.
11712 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11713 pass_rtl_pre execute function.
11714 (hoist_code): Return non-zero if something changed. Keep track of
11715 substitutions and insertions for statistics gathering similar to PRE.
11716 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11717 called from the pass_rtl_hoist execute function. Show pass statistics.
11718 (compute_store_table): Use max_reg_num directly instead of using the
11719 formerly global max_gcse_regno.
11720 (build_store_vectors): Likewise.
11721 (replace_store_insn): Fix dumping.
11722 (store_motion): Rename to ...
11723 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11724 pass, called from the pass_rtl_store_motion execute function. Keep
11725 track of substitutions and insertions for statistics gathering similar
11727 (bypass_jumps): Remove, fold interesting bits into ...
11728 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11729 from the pass_rtl_cprop execute function.
11730 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11731 pass_jump_bypass): Remove.
11732 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11733 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11734 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11735 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11736 (gate_rtl_store_motion, execute_rtl_store_motion,
11737 pass_rtl_store_motion): New.
11738 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11739 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11740 * passes.c (init_optimization_passes): Remove pass_gcse and
11741 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11742 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11743 instead of pass_jump_bypass.
11745 2009-04-27 Richard Guenther <rguenther@suse.de>
11747 PR middle-end/39928
11748 * gimplify.c (gimplify_expr): If we are required to create
11749 a temporary make sure it ends up as register.
11751 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11754 * config/i386/i386.c (construct_container): Don't call
11755 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11756 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11758 2009-04-27 Michael Matz <matz@suse.de>
11760 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11761 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11762 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11763 (dump_replaceable_exprs): Take a bitmap.
11764 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11766 (expand_gimple_basic_block): Likewise.
11767 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11768 replaceable_expressions member a bitmap.
11769 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11770 (mark_replaceable): Likewise.
11771 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11772 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11774 2009-04-27 Richard Guenther <rguenther@suse.de>
11776 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11777 (verify_stmts): Dispatch to gimple/type verification code.
11778 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11779 issue with call argument types.
11781 2009-04-27 Michael Matz <matz@suse.de>
11783 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11784 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11787 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11788 Eric Botcazou <ebotcazou@adacore.com>
11790 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11791 a label's basic block.
11792 (mark_target_live_regs): Tidy and rework obsolete comments.
11793 Change back DF problem to LIVE. If a label starts a basic block,
11794 assume that all registers that used to be live then still are.
11795 (init_resource_info): If a label starts a basic block, set its
11796 BLOCK_FOR_INSN accordingly.
11797 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11799 2009-04-27 Richard Guenther <rguenther@suse.de>
11801 * tree-flow-inline.h (function_ann): Remove.
11802 (get_function_ann): Likewise.
11803 * tree-dfa.c (create_function_ann): Remove.
11804 * tree-flow.h (struct static_var_ann_d): Remove.
11805 (struct function_ann_d): Likewise.
11806 (union tree_ann_d): Remove fdecl member.
11807 (function_ann_t): Remove.
11808 (function_ann, get_function_ann, create_function_ann): Remove
11811 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11813 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11815 2009-04-27 Jan Hubicka <jh@suse.cz>
11817 * ipa-pure-const.c (struct funct_state_d): New fields
11818 state_previously_known, looping_previously_known; remove
11819 state_set_in_source.
11820 (analyze_function): Use new fields.
11821 (propagate): Avoid assumption that state_set_in_source imply
11824 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11825 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11826 * cfgloop.h (finite_loop_p): Declare.
11828 2009-04-26 Michael Matz <matz@suse.de>
11830 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11832 2009-04-26 Michael Matz <matz@suse.de>
11834 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11835 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11836 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11837 pass_mark_used_blocks): Remove.
11838 * tree-optimize.c (pass_free_datastructures,
11839 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11840 * passes.c (init_optimization_passes): Don't call
11841 pass_mark_used_blocks, remove dead code.
11843 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11845 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11846 * tree-ssa-live.h (register_ssa_partition): Likewise.
11848 2009-04-26 Michael Matz <matz@suse.de>
11851 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11852 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11853 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11855 (compare_pairs): Swap cost comparison.
11856 (coalesce_ssa_name): Don't use change_partition_var.
11857 * tree-nrv.c (struct nrv_data): Add modified member.
11858 (finalize_nrv_r): Set it.
11859 (tree_nrv): Use it to update statements.
11860 (pass_nrv): Require PROP_ssa.
11861 * tree-mudflap.c (mf_decl_cache_locals,
11862 mf_build_check_statement_for): Use make_rename_temp.
11863 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11864 * alias.c (find_base_decl): Handle SSA names.
11865 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11866 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11867 * rtl.h (set_reg_attrs_for_parm): Declare.
11868 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11869 to "optimized", remove unused locals at finish.
11870 (execute_free_datastructures): Make global, call
11871 delete_tree_cfg_annotations.
11872 (execute_free_cfg_annotations): Don't call
11873 delete_tree_cfg_annotations.
11875 * ssaexpand.h: New file.
11876 * expr.c (toplevel): Include ssaexpand.h.
11877 (expand_assignment): Handle SSA names the same as register variables.
11878 (expand_expr_real_1): Expand SSA names.
11879 * cfgexpand.c (toplevel): Include ssaexpand.h.
11880 (SA): New global variable.
11881 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11882 (SSAVAR): New macro.
11883 (set_rtl): New helper function.
11884 (add_stack_var): Deal with SSA names, use set_rtl.
11885 (expand_one_stack_var_at): Likewise.
11886 (expand_one_stack_var): Deal with SSA names.
11887 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11888 before unique numbers.
11889 (expand_stack_vars): Use set_rtl.
11890 (expand_one_var): Accept SSA names, add asserts for them, feed them
11891 to above subroutines.
11892 (expand_used_vars): Expand all partitions (without default defs),
11893 then only the local decls (ignoring those expanded already).
11894 (expand_gimple_cond): Remove edges when jumpif() expands an
11895 unconditional jump.
11896 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11897 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11899 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11900 members of SA; deal with PARM_DECL partitions here; expand
11901 all PHI nodes, free tree datastructures and SA. Commit instructions
11902 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11903 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11904 info and statements at start, collect garbage at finish.
11905 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11906 (VAR_ANN_PARTITION) Remove.
11907 (change_partition_var): Don't declare.
11908 (partition_to_var): Always return SSA names.
11909 (var_to_partition): Only accept SSA names.
11910 (register_ssa_partition): Only check argument.
11911 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11913 (delete_var_map): Don't free it.
11914 (var_union): Only accept SSA names, simplify.
11915 (partition_view_init): Mark only useful SSA names as used.
11916 (partition_view_fini): Only deal with SSA names.
11917 (change_partition_var): Remove.
11918 (dump_var_map): Use ssa_name instead of partition_to_var member.
11919 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11921 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11922 (struct _elim_graph): New member const_dests; nodes member vector of
11924 (set_location_for_edge): New static helper.
11925 (create_temp): Remove.
11926 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11927 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11928 (new_elim_graph): Allocate const_dests member.
11929 (clean_elim_graph): Truncate const_dests member.
11930 (delete_elim_graph): Free const_dests member.
11931 (elim_graph_size): Adapt to new type of nodes member.
11932 (elim_graph_add_node): Likewise.
11933 (eliminate_name): Likewise.
11934 (eliminate_build): Don't take basic block argument, deal only with
11935 partition numbers, not variables.
11936 (get_temp_reg): New static helper.
11937 (elim_create): Use it, deal with RTL temporaries instead of trees.
11938 (eliminate_phi): Adjust all calls to new signature.
11939 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11940 (rewrite_trees): Only do checking.
11941 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11942 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11943 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11944 contains_tree_r, MAX_STMTS_IN_LATCH,
11945 process_single_block_loop_latch, analyze_edges_for_bb,
11946 perform_edge_inserts): Remove.
11947 (expand_phi_nodes): New global function.
11948 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11949 functions, initialize new parameter, remember partitions having a
11951 (finish_out_of_ssa): New global function.
11952 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11953 don't reset in_ssa_p here, don't disable TER when mudflap.
11954 (pass_del_ssa): Remove.
11955 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11957 (execute_free_datastructures): Declare.
11958 * Makefile.in (SSAEXPAND_H): New variable.
11959 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11960 * basic-block.h (commit_one_edge_insertion): Declare.
11961 * passes.c (init_optimization_passes): Move pass_nrv and
11962 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11963 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11964 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11965 (redirect_branch_edge): Deal with super block when expanding, split
11966 out jump patching itself into ...
11967 (patch_jump_insn): ... here, new static helper.
11969 2009-04-26 Michael Matz <matz@suse.de>
11971 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11972 beyond num_ssa_names.
11973 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11974 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11976 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11978 PR inline-asm/39543
11979 * fwprop.c (forward_propagate_asm): New function.
11980 (forward_propagate_and_simplify): Propagate also into __asm, if it
11981 doesn't increase the number of referenced registers.
11984 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11986 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11988 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11989 note_nonlocal_vla_type for nonlocal VLAs.
11990 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11991 contains_remapped_vars, remap_vla_decls): New functions.
11992 (convert_nonlocal_reference_stmt): If not optimizing, call
11993 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11994 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11995 if it wasn't found in var_map.
11996 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11997 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11998 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12000 * gimplify.c (nonlocal_vlas): New variable.
12001 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12003 (gimplify_body): Create and destroy nonlocal_vlas.
12005 * dwarf2out.c (loc_descr_plus_const): New function.
12006 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12007 mem_loc_descriptor, loc_descriptor_from_tree_1,
12008 descr_info_loc, gen_variable_die): Use it.
12010 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12011 !TREE_STATIC VAR_DECLs.
12012 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12013 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12014 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12015 DECL_BY_REFERENCE is valid.
12016 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12017 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12018 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12019 Copy DECL_BY_REFERENCE.
12020 (struct nesting_copy_body_data): New type.
12021 (nesting_copy_decl): New function.
12022 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12023 if they have variable length.
12025 2009-04-26 Michael Matz <matz@suse.de>
12027 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12028 mark new temporaries for renaming.
12030 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12033 * c-decl.c (global_bindings_p): Return negative value.
12034 (c_variable_size): New. Based on variable_size from
12036 (grokdeclarator): Call c_variable_size not variable_size.
12038 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12040 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12042 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12044 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12045 Redefine it to just use mingw/include.
12046 (ASM_SPEC): Rules for -m32 and -m64.
12047 (LINK_SPEC): Use Likewise.
12048 (SPEC_32): New define.
12049 (SPEC_64): Likewise.
12050 (SUB_LINK_SPEC): Likewise.
12051 (MULTILIB_DEFAULTS): New define.
12052 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12053 Add multilib options.
12054 (MULTILIB_DIRNAMES): Likewise.
12055 (MULTILIB_OSDIRNAMES): Likewise.
12056 (LIBGCC): Likewise.
12057 (INSTALL_LIBGCC): Likewise.
12059 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12062 * c-tree.h (enum c_inline_static_type): New.
12063 (record_inline_static): Declare.
12064 * c-decl.c (struct c_inline_static, c_inline_statics,
12065 record_inline_static, check_inline_statics): New.
12066 (pop_file_scope): Call check_inline_statics.
12067 (start_decl): Call record_inline_static instead of pedwarning
12068 directly for static in inline function.
12069 * c-typeck.c (build_external_ref): Call record_inline_static
12070 instead of pedwarning directly for static referenced in inline
12073 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12075 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12076 not new but only being rescanned.
12077 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12078 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12079 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12080 record_set_info, compute_set, grealloc): Remove.
12081 (recompute_all_luids): New function.
12082 (gcse_main): Don't compute sets, and don't do related memory
12083 allocations/free-ing. If something changed before the end of the
12084 pass, update LUIDs using recompute_all_luids.
12085 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12086 (free_gcse_mem): Don't free it either.
12087 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12088 Use the df insn LUIDs.
12089 (load_killed_in_block): Likewise.
12090 (compute_hash_table_work): Don't compute reg_set_in_block.
12091 (compute_transp): Use DF_REG_DEF_CHAINs.
12092 (local_cprop_pass): Don't use compute_sets and related functions.
12093 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12094 Use get_max_uid() instead of max_cuid.
12095 (insert_insn_end_basic_block, pre_insert_copy_insn,
12096 update_ld_motion_stores): Don't try to
12097 keep reg_set tables up to date.
12098 (pre_insert_copies): Use df insn LUIDs.
12099 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12100 (reg_set_info): Don't use extra bitmap argument.
12101 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12102 information to compute regs_set_in_block.
12103 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12104 (bypass_jumps): Don't use compute_sets and friends.
12106 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12109 * opts.c (undocumented_msg): Do not leave blank even with
12112 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12114 * c-decl.c (build_enumerator): Allow values folding to integer
12115 constants but not integer constant expressions with a pedwarn if
12118 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12121 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12122 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12123 type is an integer constant.
12125 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12128 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12131 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12134 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12135 with variably modified return type and no storage class
12136 specifiers, except for the case of nested functions. Distinguish
12137 extern declarations of functions with variably modified return
12138 types from those of objects with variably modified types.
12140 2009-04-25 Jan Hubicka <jh@suse.cz>
12142 * tree.c (list_equal_p): New function.
12143 * tree.h (list_equal_p): Declare.
12144 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12145 basic_block_def, basic_block, const_basic_block): New.
12146 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12147 (redirect_eh_edge): New function.
12148 (make_eh_edge_update_phi): EH edges are not abnormal.
12149 * except.c: Include tree-flow.h.
12150 (list_match): New function.
12151 (eh_region_replaceable_by_p): New function.
12152 (replace_region): New function.
12153 (hash_type_list): New function.
12154 (hash_eh_region): New function.
12155 (eh_regions_equal_p): New function.
12156 (merge_peers): New function.
12157 (remove_unreachable_regions): Verify EH tree when checking;
12159 (copy_eh_region_1): New function.
12160 (copy_eh_region): New function.
12161 (push_reachable_handler): New function.
12162 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12163 regions without label but with live RESX.
12164 * except.h (redirect_eh_edge_to_label): New.
12165 * tree-flow.h (redirect_eh_edge): New.
12166 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12167 basic_block_def, basic_block, const_basic_block): Remove.
12168 * Makefile.in (except.o): Add dependency on tree-flow.h
12169 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12170 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12173 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12176 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12177 on the destination of memcpy.
12179 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12181 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12182 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12183 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12185 2009-04-25 Jan Hubicka <jh@suse.cz>
12187 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12188 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12189 to be reached by different label than left.
12190 (update_eh_edges): Update comment; remove edge_to_remove if possible
12191 and return true if suceeded.
12192 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12193 (cleanup_eh): Compute sharing map.
12194 * except.c (remove_eh_handler_and_replace): Add argument if we should
12196 (remove_unreachable_regions): Update for label sharing.
12197 (label_to_region_map): Likewise.
12198 (get_next_region_sharing_label): New function.
12199 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12201 (remove_eh_handler): Update.
12202 (remove_eh_region_and_replace_by_outer_of): New function.
12203 * except.h (struct eh_region): Add next_region_sharing_label.
12204 (remove_eh_region_and_replace_by_outer_of,
12205 get_next_region_sharing_label): Declare.
12206 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12208 2009-04-25 Jan Hubicka <jh@suse.cz>
12210 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12211 insert code even if they are not critical.
12213 2009-04-25 Jan Hubicka <jh@suse.cz>
12215 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12216 (gimple_can_remove_branch_p): EH edges won't remove branch by
12218 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12219 updating of non-abnormal EH edges.
12220 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12221 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12222 (split_critical_edges): Split also edges where emitting code on them
12223 will lead to splitting later.
12225 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12226 H.J. Lu <hongjiu.lu@intel.com>
12229 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12230 the configured assembler supports fildq and fistpq mnemonics.
12231 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12232 * configure: Regenerated.
12233 * config.in: Ditto.
12235 * config/i386/i386.c (print_operand): Handle 'Z'.
12236 ['z']: Remove handling of special fild/fist suffixes.
12237 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12238 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12239 suffix of fild insn.
12240 (*floatsi<mode>2_vector_mixed): Ditto.
12241 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12242 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12243 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12244 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12245 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12247 2009-04-25 Ben Elliston <bje@au.ibm.com>
12249 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12250 the source of a set operation.
12252 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12254 * target.h (struct gcc_target): Add case_values_threshold field.
12255 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12256 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12257 * targhooks.c (default_case_values_threshold): New function.
12258 * targhooks.h (default_case_values_threshold): Declare function.
12259 * stmt.c (expand_case): Use case_values_threshold target hook.
12260 * expr.h (case_values_threshold): Remove declartation.
12261 * expr.c (case_values_threshold): Remove function.
12262 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12264 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12265 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12266 (avr_case_values_threshold): Declare as static.
12267 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12269 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12270 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12271 (mn10300_case_values_threshold): New function.
12273 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12275 * ira.c (setup_cover_and_important_classes): Add enum cast.
12277 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12279 * genpreds.c (write_enum_constraint_num): Output definition of
12280 CONSTRAINT_NUM_DEFINED_P macro.
12281 * ira.c (setup_cover_and_important_classes): Use
12282 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12284 2009-04-24 DJ Delorie <dj@redhat.com>
12286 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12287 __SH2A_SINGLE_ONLY__ also.
12289 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12291 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12292 (movdf_internal): Ditto.
12293 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12294 SFmode and DFmode constants.
12295 (ia64_print_operand): Add 'G' format for printing
12296 floating point constants.
12298 2009-04-24 Richard Guenther <rguenther@suse.de>
12300 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12301 from unsigned additions.
12303 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12305 * c-typeck.c (set_init_index): Allow array designators that are
12306 not integer constant expressions with a pedwarn if pedantic.
12308 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12310 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12311 zero if no overlap in nonzero bits between the operands.
12313 2009-04-24 Ian Lance Taylor <iant@google.com>
12315 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12316 (record_dead_and_set_regs): Likewise.
12317 * df.h (struct df_mw_hardreg): Change flags field to int.
12318 (struct df_base_ref): Likewise.
12319 (struct df): Change changeable_flags field to int.
12320 * df-scan.c (df_defs_record): Change clobber_flags to int.
12321 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12322 constants rather than #define macros.
12323 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12324 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12325 (enum dwarf_calling_convention): Likewise.
12326 (enum dwarf_line_number_x_ops): Likewise.
12327 (enum dwarf_call_frame_info): Likewise.
12328 (enum dwarf_source_language): Likewise.
12329 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12330 (add_calling_convention_attribute): Likewise.
12331 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12332 (combine_comparisons): Change compcode to int. Add cast to enum type.
12333 * genrecog.c (maybe_both_true_2): Change c to int.
12334 (write_switch): Likewise. Add cast to enum type.
12335 * gimplify.c (gimplify_omp_for): Handle return values from
12336 gimplify_expr using MIN rather than bitwise or.
12337 (gimplify_expr): Add cast to enum type.
12338 * ipa-prop.c (update_jump_functions_after_inlining): Change
12339 IPA_BOTTOM to IPA_JF_UNKNOWN.
12340 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12341 Add casts to enum type.
12342 (setup_cover_and_important_classes): Change cl to int. Add casts
12344 (setup_class_translate): Change cl and mode to int.
12345 (ira_init_once): Change mode to int.
12346 (free_register_move_costs): Likewise.
12347 (setup_prohibited_mode_move_regs): Add casts to enum type.
12348 * langhooks.c (add_builtin_function_common): Rework assertion that
12349 value fits bitfield.
12350 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12351 * omega.c (omega_do_elimination): Avoid math on enum types.
12352 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12353 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12354 int local to handle integral_argment value.
12355 * regmove.c (try_auto_increment): Change PUT_MODE to
12357 * reload.c (push_secondary_reload): Add casts to enum type.
12358 (secondary_reload_class, find_valid_class): Likewise.
12359 * reload1.c (emit_input_reload_insns): Likewise.
12360 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12361 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12362 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12364 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12365 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12367 (expand_complex_libcall): Add casts to enum type.
12368 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12369 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12370 with ERROR_MARK, not NUM_TREE_CODES.
12371 (vect_create_epilog_for_reduction): Likewise.
12372 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12373 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12374 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12376 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12377 vect_unused_in_loop. Change 0 to loop_vect.
12378 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12379 * var-tracking.c (get_init_value): Change return type to enum
12381 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12382 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12384 (arm_override_options): Add casts to enum type.
12385 (arm_emit_tls_decoration): Likewise.
12386 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12388 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12389 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12390 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12392 * config/s390/s390.c (code_for_builtin_64): Change to array of
12394 (code_for_builtin_31): Likewise.
12395 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12397 * config/sparc/sparc.c (sparc_override_options): Change value
12398 field in struct code_model to enum cmodel. In initializer change
12399 0 to NULL and add cast to enum type.
12401 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12402 Change all callers. Issue a -Wc++-compat warning using
12403 lhs_origtype if necessary.
12404 (convert_for_assignment): Issue -Wc++-compat warnings about
12405 invalid conversions to enum type on assignment.
12406 * c-common.h (build_modify_expr): Update declaration.
12408 2009-04-24 Nick Clifton <nickc@redhat.com>
12410 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12411 (function_arg_advance): Likewise.
12412 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12415 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12417 * config/s390/constraints.md ('I', 'J'): Fix condition.
12419 2009-04-24 Diego Novillo <dnovillo@google.com>
12421 * gengtype-parse.c (parse_error): Add newline after message.
12423 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12425 * config/i386/sse.md (avxmodesuffixs): Removed.
12426 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12427 (*avx_pinsr<ssevecsize>): This.
12429 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12431 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12432 follow chains of regs with a single definition, and allow expressions
12433 that are function_invariant_p.
12434 (simple_rhs_p): Allow expressions that are function_invariant_p.
12436 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12438 PR middle-end/39867
12439 * fold-const.c (fold_cond_expr_with_comparison): When folding
12440 > and >= to MAX, make sure the MAX uses the same type as the
12441 comparison's operands.
12443 2009-04-24 Nick Clifton <nickc@redhat.com>
12445 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12446 addressing for DImode accesses.
12447 (frv_print_operand_address): Handle PLUS case.
12448 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12450 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12452 PR rtl-optimization/39794
12453 * alias.c (canon_true_dependence): Add x_addr argument.
12454 * rtl.h (canon_true_dependence): Adjust prototype.
12455 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12456 * cselib.c (cselib_invalidate_mem): Likewise.
12457 * gcse.c (compute_transp): Likewise.
12458 * dse.c (scan_reads_nospill): Likewise.
12459 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12460 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12461 canon_base_addr of the group, plus optional offset.
12462 (struct group_info): Rename canon_base_mem to
12464 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12465 canon_rtx of base_mem.
12467 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12469 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12470 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12472 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12474 * config/spu/spu-builtins.h: Delete file.
12476 * config/spu/spu.h (enum spu_builtin_type): Move here from
12478 (struct spu_builtin_description): Likewise. Add GTY marker.
12479 Do not use enum spu_function_code or enum insn_code.
12480 (spu_builtins): Add extern declaration.
12482 * config/spu/spu.c: Do not include "spu-builtins.h".
12483 (enum spu_function_code, enum spu_builtin_type_index,
12484 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12485 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12486 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12487 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12488 (spu_builtin_types): Make static. Add GTY marker.
12489 (spu_builtins): Add extern declaration with GTY marker.
12490 Include "gt-spu.h".
12492 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12493 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12494 Check programmatically whether all parameters are scalar.
12496 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12498 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12500 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12501 assignment from the constructor either if the target is volatile.
12503 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12505 * config/arm/arm.md (insv): Do not share operands[0].
12507 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12509 * config/vxlib-tls.c (active_tls_threads): Delete.
12510 (delete_hook_installed): New.
12511 (tls_delete_hook): Don't delete the delete hook.
12512 (tls_destructor): Delete it here.
12513 (__gthread_set_specific): Adjust installing the delete hook.
12514 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12515 __gthread_leave_tsd_dtor_context.
12517 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12519 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12521 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12523 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12525 (alpha_rtx_costs): Ditto.
12526 (emit_unlikely_jump): Use add_reg_note.
12527 (emit_frame_store_1): Ditto.
12528 (alpha_expand_prologue): Ditto.
12529 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12530 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12532 2009-04-23 Nick Clifton <nickc@redhat.com>
12534 * config/v850/v850.md (epilogue): Remove suppressed code.
12535 (return): Rename to return_simple and remove test of frame size.
12536 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12537 to gen_return_simple.
12539 2009-04-22 Jing Yu <jingyu@google.com>
12542 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12544 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12547 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12548 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12549 value is a VECTOR_CST, the element type is the element type of the
12552 2009-04-22 DJ Delorie <dj@redhat.com>
12554 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12556 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12558 * alias.c (find_base_term): Move around LO_SUM case, so that
12559 CONST falls through into PLUS/MINUS handling.
12562 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12563 into 0, use omit_one_operand.
12565 2009-04-23 Ben Elliston <bje@au.ibm.com>
12567 * config/rs6000/linux-unwind.h (get_regs): Remove type
12568 puns. Change the type of `pc' to an array of unsigned ints and
12569 update all users. Constify frame24.
12571 2009-04-22 DJ Delorie <dj@redhat.com>
12573 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12574 declarations before code.
12575 (current_function_special_page_vector): Likewise.
12576 (m32c_expand_insv): Silence a warning.
12578 2009-04-21 Taras Glek <tglek@mozilla.com>
12580 * alias.c: Update GTY annotations to new syntax.
12581 * basic-block.h: Likewise.
12582 * bitmap.h: Likewise.
12583 * c-common.h: Likewise.
12584 * c-decl.c: Likewise.
12585 * c-parser.c: Likewise.
12586 * c-pragma.c: Likewise.
12587 * c-tree.h: Likewise.
12588 * cfgloop.h: Likewise.
12589 * cgraph.h: Likewise.
12590 * config/alpha/alpha.c: Likewise.
12591 * config/arm/arm.h: Likewise.
12592 * config/avr/avr.h: Likewise.
12593 * config/bfin/bfin.c: Likewise.
12594 * config/cris/cris.c: Likewise.
12595 * config/darwin.c: Likewise.
12596 * config/frv/frv.c: Likewise.
12597 * config/i386/i386.c: Likewise.
12598 * config/i386/i386.h: Likewise.
12599 * config/i386/winnt.c: Likewise.
12600 * config/ia64/ia64.h: Likewise.
12601 * config/iq2000/iq2000.c: Likewise.
12602 * config/mips/mips.c: Likewise.
12603 * config/mmix/mmix.h: Likewise.
12604 * config/pa/pa.c: Likewise.
12605 * config/pa/pa.h: Likewise.
12606 * config/rs6000/rs6000.c: Likewise.
12607 * config/s390/s390.c: Likewise.
12608 * config/sparc/sparc.c: Likewise.
12609 * config/xtensa/xtensa.c: Likewise.
12610 * cselib.h: Likewise.
12611 * dbxout.c: Likewise.
12612 * dwarf2out.c: Likewise.
12613 * except.c: Likewise.
12614 * except.h: Likewise.
12615 * fixed-value.h: Likewise.
12616 * function.c: Likewise.
12617 * function.h: Likewise.
12618 * gimple.h: Likewise.
12619 * integrate.c: Likewise.
12620 * optabs.c: Likewise.
12621 * output.h: Likewise.
12622 * real.h: Likewise.
12624 * stringpool.c: Likewise.
12625 * tree-data-ref.c: Likewise.
12626 * tree-flow.h: Likewise.
12627 * tree-scalar-evolution.c: Likewise.
12628 * tree-ssa-address.c: Likewise.
12629 * tree-ssa-alias.h: Likewise.
12630 * tree-ssa-operands.h: Likewise.
12631 * tree.c: Likewise.
12632 * tree.h: Likewise.
12633 * varasm.c: Likewise.
12634 * varray.h: Likewise.
12636 * coretypes.h: Do not define GTY macro if it is already defined.
12637 * doc/gty.texi: Update GTY documentation to new syntax.
12638 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12639 annotations on structs.
12640 * gengtype-parse.c: Likewise.
12642 2009-04-22 Mark Heffernan <meheff@google.com>
12644 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12646 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12648 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12651 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12653 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12654 the same as a PLUS without a shift. Increase the cost of a
12657 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12659 * Makefile.in: Update dependencies.
12660 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12661 * errors.h: Remove bogus comment about compatibility.
12662 (warning): Update declaration.
12663 * genautomata.c: Update all calls to warning.
12664 * gimple.c: Do not include errors.h. Include toplev.h.
12665 * tree-ssa-structalias.c: Do not include errors.h.
12666 * omega.c: Likewise.
12667 * tree-ssa-reassoc.c: Likewise.
12668 * config/spu/spu-c.c: Likewise.
12669 * config/spu/t-spu-elf: Update dependencies.
12671 2009-04-22 Richard Guenther <rguenther@suse.de>
12673 PR tree-optimization/39824
12674 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12675 make sure the types are compatible.
12677 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12680 * c-common.c (c_parse_error): Take a token_flags parameter.
12681 Use token_type for the token type instead.
12682 Pass token_flags to cpp_type2name.
12683 * c-common.h (c_parse_error): Update declaration.
12684 * c-parser.c (c_parser_error): Pass 0 as token flags.
12686 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12688 PR rtl-optimization/39580
12689 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12691 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12693 * function.c (expand_function_end): Do not emit a jump to the "naked"
12694 return label for fall-through returns.
12695 * except.c (sjlj_emit_function_exit): Always place the call to the
12696 unregister function at the location installed by expand_function_end.
12698 2009-04-22 Richard Guenther <rguenther@suse.de>
12700 PR tree-optimization/39845
12701 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12702 (gen_inbound_check): Likewise.
12704 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12706 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12708 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12709 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12711 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12713 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12714 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12715 shift counts to avoid out-of-bounds array accesses.
12717 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12719 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12720 (Pmode): Move above.
12722 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12724 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12725 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12726 GET_CODE macro. Use IN_RANGE macro where appropriate.
12727 * config/alpha/alpha.h: Ditto.
12728 * config/alpha/alpha.md: Ditto.
12729 * config/alpha/constraints.md: Ditto.
12730 * config/alpha/predicates.md: Ditto.
12732 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12734 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12735 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12736 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12737 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12738 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12739 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12740 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12741 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12742 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12743 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12744 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12745 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12746 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12747 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12748 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12749 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12750 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12751 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12752 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12753 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12754 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12755 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12756 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12757 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12758 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12759 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12760 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12762 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12764 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12765 references from comments.
12766 * cfgbuild.c: (count_basic_blocks): Delete.
12767 (find_basic_blocks_1): Delete.
12768 (find_basic_blocks): Delete.
12769 * except.c (finish_eh_generation): Make static. Move comment from
12770 except.h here. Remove find_basic_blocks references from comments.
12771 * except.h (finish_eh_generation): Delete.
12772 * basic-block.h (find_basic_blocks): Delete.
12773 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12775 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12777 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12778 (sdbout_parms): Likewise.
12780 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12782 * config/sh/sh.c (prepare_cbranch_operands): Use
12783 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12784 (expand_cbranchdi4): Likewise.
12785 (from_compare): Add cast to enum type.
12786 (expand_cbranchsi4): Use add_reg_note.
12787 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12788 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12789 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12790 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12791 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12792 instead of CODE_FOR_nothing.
12793 (cbranchdi4): Likewise. Fix the order of arguments for
12795 (push_fpscr): Use add_reg_note.
12796 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12797 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12799 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12801 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12802 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12803 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12804 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12805 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12806 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12807 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12808 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12809 config/alpha/x-vms, config/arc/t-arc,
12810 config/arm/README-interworking, config/arm/arm-c.c,
12811 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12812 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12813 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12814 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12815 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12816 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12817 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12818 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12819 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12820 config/cris/t-elfmulti, config/crx/t-crx,
12821 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12822 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12823 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12824 config/h8300/t-h8300, config/i386/athlon.md,
12825 config/i386/darwin-libgcc.10.4.ver,
12826 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12827 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12828 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12829 config/i386/t-linux64, config/i386/t-nwld,
12830 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12831 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12832 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12833 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12834 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12835 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12836 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12837 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12838 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12839 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12840 config/m68k/t-uclinux, config/mcore/t-mcore,
12841 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12842 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12843 config/mips/crtn.asm, config/mips/irix-crti.asm,
12844 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12845 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12846 config/mips/mips-fixed.md, config/mips/sb1.md,
12847 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12848 config/mips/t-iris6, config/mips/t-isa3264,
12849 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12850 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12851 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12852 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12853 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12854 config/mn10300/t-linux, config/mn10300/t-mn10300,
12855 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12856 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12857 config/picochip/libgccExtras/clzsi2.asm,
12858 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12859 config/rs6000/darwin-libgcc.10.4.ver,
12860 config/rs6000/darwin-libgcc.10.5.ver,
12861 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12862 config/rs6000/t-aix43, config/rs6000/t-aix52,
12863 config/rs6000/t-darwin, config/rs6000/t-fprules,
12864 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12865 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12866 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12867 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12868 config/rs6000/t-rtems, config/rs6000/t-spe,
12869 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12870 config/score/t-score-elf, config/sh/divcost-analysis,
12871 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12872 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12873 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12874 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12875 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12876 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12877 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12878 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12879 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12880 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12881 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12882 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12883 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12884 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12885 * config/h8300/genmova.sh: Include copyright and license notices
12886 in generated output.
12887 * config/h8300/mova.md: Regenerate.
12888 * doc/install.texi2html: Include word "Copyright" in copyright
12889 notice and use name "Free Software Foundation, Inc.".
12890 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12891 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12892 ChangeLog-2007, ChangeLog-2008: Correct dates.
12894 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12896 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12897 NE_EXPR operations as well.
12898 * c-parser.c (c_parser_condition): Do not set location information on
12900 (c_parser_conditional_expression): Likewise.
12901 (c_parser_binary_expression): Set location information on operators.
12902 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12903 TRUTH_NOT_EXPR has been folded.
12904 * fold-const.c (fold_truth_not_expr): Copy location information from
12905 the incoming expression to the outgoing one.
12906 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12907 recursive calls on the LHS of the operator but pass that of the
12908 operator to recursive calls on the RHS of the operator. Set it
12910 (shortcut_cond_expr): Set the locus of the operator on the second
12911 COND_EXPR and that of the expression on the first in degenerate cases.
12912 Pass the locus of the expression to calls to shortcut_cond_r.
12913 Set the locus of the 'then' block on the associated jump, if any.
12914 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12915 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12916 expression to call to gimplify_boolean_expr.
12918 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12920 * config.gcc: Add additional configuration for
12921 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12922 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12923 (CPP_SPEC): Redefine for allowing -municode option.
12924 (STARTFILE_SPEC): Likewise.
12925 * config/i386/t-mingw-w64: New.
12926 * config/i386/mingw-w64.opt: New.
12927 (municode): Add new target option.
12928 * doc/invoke.texi (municode): Add documentation for new option.
12930 2009-04-21 Ian Lance Taylor <iant@google.com>
12932 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12933 Correct test for number of arguments.
12934 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12936 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12938 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12939 argument of emit_library_call.
12941 2009-04-21 Richard Guenther <rguenther@suse.de>
12943 PR middle-end/39829
12944 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12945 inside VIEW_CONVERT_EXPRs.
12947 2009-04-21 Martin Jambor <mjambor@suse.cz>
12949 * tree-switch-conversion.c (build_constructors): Split a long line.
12950 (constructor_contains_same_values_p): New function.
12951 (build_one_array): Create assigns of constants if possible, do not
12952 call mark_sym_for_renaming, call update_stmt.
12953 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12954 make_rename_temp. Do not call mark_symbols_for_renaming, call
12956 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12957 find_new_referenced_vars, call update_stmt.
12958 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12959 instead of calling make_rename_temp. Do not call
12960 find_new_referenced_vars or mark_symbols_for_renaming, call
12963 2009-04-21 Richard Guenther <rguenther@suse.de>
12965 PR tree-optimization/39827
12966 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12967 (tree_ssa_phiprop): Pass the correct array size.
12969 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12971 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12973 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12976 * c-typeck.c (lvalue_p): Move declaration ...
12977 * c-common.h (lvalue_p): ... to here.
12978 * c-common.c (candidate_equal_p): New.
12979 (add_tlist): Use it.
12980 (merge_tlist): Use it.
12981 (warn_for_collisions_1): Likewise.
12982 (warning_candidate_p): Accept more candidates.
12983 (verify_tree): A warning candidate can be an expression. Use
12986 2009-04-21 Ben Elliston <bje@au.ibm.com>
12989 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12990 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12991 options. Remove -mcall-solaris documentation.
12993 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12996 * doc/invoke.texi (-Wlong-long): Update description.
12997 * c-lex (interpret_integer): Only warn if there was no previous
12998 overflow and -Wlong-long is enabled.
12999 * c-decl.c (declspecs_add_type): Drop redundant flags.
13000 * c.opt (Wlong-long): Init to -1.
13001 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13002 and front-end warn_long_long. Wlong-long only depends on other
13003 flags if it is uninitialized.
13004 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13005 the same for CPP and FE.
13006 (restore_extension_diagnostics): Likewise.
13008 2009-04-20 Ian Lance Taylor <iant@google.com>
13010 Fix enum conversions which are invalid in C++:
13011 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13012 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13013 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13014 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13015 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13016 (dbxout_parms): Likewise.
13017 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13018 (df_clear_flags): Likewise.
13019 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13020 top_flag parameter to int.
13021 (df_chain_create_bb_process_use): Likewise.
13022 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13024 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13025 (df_ref_create_structure, df_def_record_1): Likewise.
13026 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13027 (df_notes_rescan): Change 0 to VOIDmode in function call.
13028 (df_get_call_refs, df_insn_refs_collect): Likewise.
13029 (df_bb_regs_collect): Likewise.
13030 (df_entry_block_defs_collect): Likewise.
13031 (df_exit_block_uses_collect): Likewise.
13032 * df.h: Update declarations.
13033 * double-int.c (double_int_divmod): Add cast to enum type.
13034 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13035 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13036 (based_loc_descr): Likewise.
13037 (loc_descriptor_from_tree_1): Change first_op and second_op to
13038 enum dwarf_location_atom. Add cast to enum type.
13039 * expmed.c (init_expmed): Change 0 to SET in function call.
13040 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13041 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13042 (do_store_flag): Likewise.
13043 * fixed-value.h (struct fixed_value): Change mode to enum
13045 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13046 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13048 (insert_insn_decl, insert_decl, insert_state): Likewise.
13049 (automata_list_finish): Likewise.
13050 * genrecog.c (process_define_predicate): Add cast to enum type.
13051 * gensupport.c (init_predicate_table): Add cast to enum type.
13052 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13054 (gimple_build_call_1, gimple_build_label): Likewise.
13055 (gimple_build_goto, gimple_build_asm_1): Likewise.
13056 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13057 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13058 (enum fallback): Rename from enum fallback_t.
13059 (fallback_t): Typedef as int.
13060 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13061 GSI_SAME_STMT in function call.
13062 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13064 (setup_reg_class_relations): Likewise.
13065 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13066 (setup_prohibited_class_mode_regs): Add cast to enum type.
13067 (setup_prohibited_mode_move_regs): Likewise.
13068 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13069 (record_address_regs): Change i to enum reg_class.
13070 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13071 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13072 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13073 (GET_MODE_2XWIDER_MODE): Likewise.
13074 (GET_CLASS_NARROWEST_MODE): Likewise.
13075 * omp-low.c (expand_omp_for): Add cast to enum type.
13076 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13077 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13078 * postreload.c (reload_cse_simplify_operands): Change rclass local
13080 * predict.c (combine_predictions_for_insn): Change best_predictor
13081 and predictor to enum br_predictor.
13082 (combine_predictions_for_bb): Likewise.
13083 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13084 use SET_PREDICT_EXPR_OUTCOME.
13085 * real.c (real_arithmetic): Change icode to code in function call.
13086 * reginfo.c (init_move_cost): Add casts to enum type.
13087 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13088 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13090 * reload.c (find_valid_class): Add casts to enum type.
13091 (push_reload): Change 0 to NO_REGS in function call.
13092 (find_reloads): Change this_alternative to array of enum
13093 reg_class. Remove some now-unnecessary casts.
13094 (make_memloc): Change 0 to VOIDmode in function call.
13095 * reload1.c (reload): Change 0 to VOIDmode in function call.
13096 (eliminate_regs_1, elimination_effects): Likewise.
13097 (eliminate_regs_in_insn): Likewise.
13098 (emit_input_reload_insns): Add cast to enum type.
13099 (delete_output_reload): Change 0 to VOIDmode in function call.
13100 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13101 to enum type in function call.
13102 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13103 (SET_PREDICT_EXPR_OUTCOME): Define.
13104 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13105 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13106 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13107 (dump_function): Likewise.
13108 * tree-dump.h: Update declarations.
13109 * tree-pass.h: Update declarations.
13110 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13111 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13113 (arm_rtx_costs_1): Correct parenthesization.
13114 (arm_rtx_costs): Add casts to enum type.
13115 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13116 (vfp_emit_fstmd): Use add_rg_note.
13117 (emit_multi_reg_push, emit_sfm): Likewise.
13118 (thumb_set_frame_pointer): Likewise.
13119 (arm_expand_prologue): Likewise.
13120 (arm_regno_class): Change return type to enum reg_class.
13121 (thumb1_expand_prologue): Use add_reg_note.
13122 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13123 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13125 * config/arm/gentune.sh: Add cast to enum type.
13126 * config/arm/arm-tune.md: Rebuild.
13127 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13128 (ix86_split_fp_branch, predict_jump): Likewise.
13129 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13130 insn_code to enum rtx_code.
13131 (ix86_builtin_vectorized_function): Add cast to enum type.
13132 * config/i386/i386.md (truncdfsf2): Change slot to enum
13134 (truncxf<mode>2, isinf<mode>2): Likewise.
13135 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13137 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13138 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13139 (insert_bundle_state): Change 1 to INSERT in function call.
13140 (ia64_add_bundle_selector_before): Likewise.
13141 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13142 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13143 (restore_stack_nonlocal): Likewise.
13144 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13146 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13148 (mips_rtx_costs): Likewise.
13149 (mips_override_options): Add casts to enum type.
13150 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13152 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13153 (store_reg, set_reg_plus_d): Likewise.
13154 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13155 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13157 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13159 (emit_unlikely_jump): Use add_reg_note.
13160 (rs6000_emit_allocate_stack): Likewise.
13161 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13162 (output_toc): Change 1 to INSERT in function call.
13163 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13164 (rs6000_initialize_trampoline): Likewise.
13165 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13167 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13168 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13169 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13170 (save_gprs): Use add_reg_note.
13171 (s390_emit_prologue): Likewise.
13172 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13173 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13174 (sparc_fold_builtin): Add cast to enum type.
13175 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13177 (spu_expand_prologue): Use add_reg_note.
13178 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13180 2009-04-20 Ian Lance Taylor <iant@google.com>
13182 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13183 (c_parser_postfix_expression_after_primary): Get VEC for list of
13184 arguments. Get original types of arguments. Call
13185 build_function_call_vec.
13186 (cached_expr_list_1, cached_expr_list_2): New static variables.
13187 (c_parser_expr_list): Change return type to VEC *. Add
13188 p_orig_types parameter. Change all callers.
13189 (c_parser_release_expr): New static function.
13190 (c_parser_vec_to_tree_list): New static function.
13191 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13192 call build_function_call_vec.
13193 (build_function_call_vec): New function, based on old
13194 build_function_call.
13195 (convert_arguments): Remove nargs and argarray parameters. Change
13196 values to a VEC. Add origtypes parameter.
13197 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13198 (convert_for_assignment): Add origtype parameter. Change all
13199 callers. If warn_cxx_compat, check for conversion to an enum
13200 type when calling a function.
13201 (store_init_value): Add origtype parameter. Change all callers.
13202 (digest_init): Likewise.
13203 (struct init_node): Add origtype field.
13204 (add_pending_init): Add origtype parameter. Change all callers.
13205 (output_init_element): Likewise.
13206 (output_pending_init_elements): Pass origtype from init_node to
13207 output_init_element.
13208 (process_init_element): Pass origtype from c_expr to
13209 output_init_element.
13210 (c_finish_return): Add origtype parameter. Change all callers.
13211 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13213 (sync_resolve_params): Likewise.
13214 (sync_resolve_return): Change params to first_param. Change caller.
13215 (resolve_overloaded_builtins): Change params to VEC *. Change
13216 callers. Save first parameter around call to build_function_call_vec.
13217 * c-decl.c (finish_decl): Add origtype parameter. Change all
13218 callers. Call build_function_call_vec rather than
13219 build_function_call for cleanup.
13220 * c-tree.h: Update declarations.
13221 * c-common.h: Update declarations.
13222 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13223 params to first_param.
13224 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13225 params parameter from tree to void *.
13226 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13227 Change arglist parameter to have type void *, and to be a pointer
13229 * config/rs6000/rs6000-protos.h
13230 (altivec_resolve_overloaded_builtin): Update declaration.
13231 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13232 fnargs parameter to have type void *, and to be a pointer to a
13233 VEC. Call build_function_call_vec instead of
13234 build_function_call.
13235 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13237 2009-04-20 Joey Ye <joey.ye@intel.com>
13238 Xuepeng Guo <xuepeng.guo@intel.com>
13239 H.J. Lu <hongjiu.lu@intel.com>
13241 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13243 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13244 (IX86_LEA_PRIORITY): Likewise.
13245 (distance_non_agu_define): New function.
13246 (distance_agu_use): Likewise.
13247 (ix86_lea_for_add_ok): Likewise.
13248 (ix86_dep_by_shift_count): Likewise.
13250 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13251 should split for LEA.
13253 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13255 (ix86_dep_by_shift_count): Likewise.
13257 2009-04-20 Richard Guenther <rguenther@suse.de>
13259 * expr.c (handled_component_p): Move ...
13260 * tree.h (handled_component_p): ... here.
13261 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13262 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13263 and REALPART_EXPR to be in one group.
13265 2009-04-20 Richard Guenther <rguenther@suse.de>
13267 * basic-block.h (get_all_dominated_blocks): Declare.
13268 * dominance.c (get_all_dominated_blocks): New function.
13269 * tree-cfg.c (get_all_dominated_blocks): Remove.
13270 (remove_edge_and_dominated_blocks): Adjust.
13271 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13272 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13273 instead of recursing.
13275 2009-04-20 Doug Kwan <dougkwan@google.com>
13277 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13278 (struct cgraph_node_set_def): New type.
13279 (cgraph_node_set) New type. Also declare vector functions.
13280 (struct cgraph_node_set_element_def): New type.
13281 (cgraph_node_set_element): Ditto.
13282 (cgraph_node_set_iterator): New iterator type.
13283 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13284 cgraph_node_set_remove, dump_cgraph_node_set,
13285 debug_cgraph_node_set): New prototypes.
13286 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13287 cgraph_node_set_size): New inlines.
13288 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13289 including cgraph.h.
13290 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13291 argument to function 'write_summary'.
13292 * ipa.c: Include ggc.h.
13293 (hash_cgraph_node_set_element,
13294 eq_cgraph_node_set_element, cgraph_node_set_new,
13295 cgraph_node_set_add, cgraph_node_set_remove,
13296 cgraph_node_set_find, dump_cgraph_node_set,
13297 debug_cgraph_node_set): New functions.
13298 * Makefile.in (ipa.o): Add dependency on GGC_H.
13300 2009-04-20 Ira Rosen <irar@il.ibm.com>
13302 PR tree-optimization/39675
13303 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13304 check of the return code of vect_schedule_slp. Check that
13305 stmt_vec_info still exists for the statement, before checking its
13306 vectorization type.
13308 2009-04-20 Michael Matz <matz@suse.de>
13310 * Makefile.in (generated_files): Take out $(simple_generated_c).
13312 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13314 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13315 (UINTPTR_TYPE): Likewise.
13317 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13320 * c-typeck.c (digest_init): Check for initializing an array with a
13323 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13326 * c-semantics.c (pop_stmt_list): Propagate
13327 STATEMENT_LIST_HAS_LABEL to parent statement list.
13329 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13331 * config/mips/mips.h (mips_tune_attr): New macro.
13332 * config/mips/mips.md (cpu): Use it.
13334 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13337 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13340 2009-04-19 Diego Novillo <dnovillo@google.com>
13342 * toplev.c (compile_file): Move call to coverage_finish ...
13343 * cgraphunit.c (ipa_passes): ... here.
13344 Call cgraph_process_new_functions.
13345 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13346 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13348 2009-04-19 Jan Hubicka <jh@suse.cz>
13350 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13352 (dump_cgraph_node): Dump can throw external flag.
13353 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13355 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13359 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13360 * common.opt (Wlogical-op): Move from here...
13361 * c.opt (Wlogical-op): ... to here.
13362 * c-typeck.c (parser_build_binary_op): Update call to
13363 warn_logical_operator.
13364 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13366 * c-common.c (warn_logical_op): Update.
13367 * c-common.h (warn_logical_op): Update declaration.
13369 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13371 * tree.c (protected_set_expr_location): Fix formatting.
13373 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13376 * c-typeck.c (readonly_warning): new.
13377 (build_unary_op, build_modify_expr): Use readonly_warning for
13378 storing into something readonly but not const-qualified.
13380 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13383 * c-typeck.c (build_unary_op): Check for taking address of
13384 expression of type void.
13386 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13389 * c-typeck.c (build_function_call): Check for calling a function
13390 with qualified void return types. Call require_complete_type when
13393 2009-04-18 Jan Hubicka <jh@suse.cz>
13395 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13397 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13398 can_throw_external flag.
13399 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13400 * ipa-pure-const.c (ignore_edge): New function.
13401 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13402 only over can_throw_external edges.
13403 (local_pure_const): Add nothrow flag.
13404 * ipa-utils.c (searchc): Add ignore_edge callback.
13405 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13406 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13407 (set_nothrow_function_flags): Update cgraph.
13408 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13410 2009-04-18 Richard Guenther <rguenther@suse.de>
13412 PR middle-end/39804
13413 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13414 (fold_stmt): ... this and ...
13415 (fold_stmt_inplace): ... this.
13416 (fold_stmt_1): Fold references in calls and asms.
13417 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13419 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13421 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13422 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13424 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13426 * tree.c (function_args_count): Remove.
13427 * tree.h: Remove the prototype for function_args_count.
13429 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13431 * tree-iterator.c (expr_only): Remove.
13432 * tree.h: Remove the prototype for expr_only.
13434 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13436 * reginfo.c (cannot_change_mode_set_regs): Remove.
13437 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13439 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13441 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13442 whether operands 0 and 1 overlaps.
13444 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13446 PR middle-end/36902
13447 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13448 pointer. Use warning_at instead of warning.
13449 (search_for_addr_array): Likewise.
13450 (check_array_bounds): Likewise.
13451 (check_all_array_refs): Check that the incoming edge is not in the
13452 list of edges to be removed.
13453 (check_all_array_refs): Avoid the temporal pointer.
13454 (vrp_visit_cond_stmt): Fix typo.
13455 (simplify_switch_using_ranges): Handle the case where the switch
13456 index is an integer constant.
13458 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13460 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13462 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13464 * doc/extend.texi, doc/invoke.texi: Fix typos.
13466 2009-04-17 Cary Coutant <ccoutant@google.com>
13468 * tree-flow-inline.h (get_lineno): Fix inverted test.
13470 2009-04-17 Diego Novillo <dnovillo@google.com>
13472 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13473 assertion for AVAIL_OUT.
13475 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13478 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13479 * config/sh/linux-atomic.asm: Likewise.
13481 2009-04-17 Diego Novillo <dnovillo@google.com>
13483 * except.c (debug_eh_tree): New.
13484 (struct eh_region, struct eh_status): Move ...
13485 * except.h: ... here.
13486 (add_type_for_runtime): Declare extern.
13487 (lookup_type_for_runtime): Likewise.
13488 (debug_eh_tree): Declare.
13489 * Makefile.in (GTFILES): List except.h before except.c
13491 2009-04-17 Diego Novillo <dnovillo@google.com>
13493 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13494 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13495 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13496 (find_vars_r): ... here.
13497 * tree-flow.h (find_referenced_vars_in): Declare.
13498 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13499 that AVAIL_OUT exists for BLOCK.
13500 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13501 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13502 (tree-parloops.o): Likewise.
13504 2009-04-17 Simon Baldwin <simonb@google.com>
13506 * toplev.c (default_tree_printer): Add handling for %E format.
13508 2009-04-17 Diego Novillo <dnovillo@google.com>
13510 * tree-pretty-print.c (dump_generic_node): Add break after
13511 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13512 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13513 FUNCTION_TYPE together. Call print_struct_decl when printing
13514 structures and TDF_SLIM is not given.
13515 (print_struct_decl): Fix logic for detecting recursion.
13517 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13520 * gcc.c (create_at_file): New.
13521 (compile_input_file_p): New.
13522 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13523 * main.c (main): Update call to toplev_main.
13524 * toplev.c (toplev_main): Change signature. Call expandargv.
13525 * toplev.h (toplev_main): Change signature.
13527 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13529 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13530 if the latter is not constant.
13532 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13534 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13536 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13538 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13539 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13541 2009-04-17 Richard Guenther <rguenther@suse.de>
13543 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13544 Handle component references view-converting an invariant address.
13546 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13548 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13549 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13550 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13551 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13552 Use @deftypevr rather than @deftypevar.
13554 2009-04-17 Richard Guenther <rguenther@suse.de>
13556 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13557 (get_prop_source_stmt): Likewise.
13558 (can_propagate_from): Likewise.
13560 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13562 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13563 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13564 (--with-multilib-list): Add default value.
13565 * configure: Regenerate.
13566 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13567 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13568 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13569 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13570 Don't add default cpu to multilib list unnecessarily, but do enable
13571 the relevant compiler option..
13572 Add support for --with-multilib-list=<blank> and
13573 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13574 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13575 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13576 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13577 TM_MULTILIB_CONFIG.
13578 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13579 (MULTILIB_OSDIRNAMES): New variable.
13580 * config/sh/t-1e: Delete file.
13581 * config/sh/t-mlib-sh1: Delete file.
13582 * config/sh/t-mlib-sh2: Delete file.
13583 * config/sh/t-mlib-sh2a: Delete file.
13584 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13585 * config/sh/t-mlib-sh2a-single: Delete file.
13586 * config/sh/t-mlib-sh2a-single-only: Delete file.
13587 * config/sh/t-mlib-sh2e: Delete file.
13588 * config/sh/t-mlib-sh3e: Delete file.
13589 * config/sh/t-mlib-sh4: Delete file.
13590 * config/sh/t-mlib-sh4-nofpu: Delete file.
13591 * config/sh/t-mlib-sh4-single: Delete file.
13592 * config/sh/t-mlib-sh4-single-only: Delete file.
13593 * config/sh/t-mlib-sh4a: Delete file.
13594 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13595 * config/sh/t-mlib-sh4a-single: Delete file.
13596 * config/sh/t-mlib-sh4a-single-only: Delete file.
13597 * config/sh/t-mlib-sh4al: Delete file.
13598 * config/sh/t-mlib-sh5-32media: Delete file.
13599 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13600 * config/sh/t-mlib-sh5-64media: Delete file.
13601 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13602 * config/sh/t-mlib-sh5-compact: Delete file.
13603 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13604 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13605 * doc/install.texi (Options specification): Add
13606 --with-multilib-list and --with-endian.
13608 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13610 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13612 (OBJS-common): Add plugin-version.o.
13613 (plugin-version.o): New.
13614 * gcc-plugin.h (plugin_gcc_version): New.
13615 (plugin_default_version_check): New.
13616 (plugin_init_func, plugin_init): Add version argument.
13617 * plugin-version.c: New.
13618 * plugin.c (str_plugin_gcc_version_name): New.
13619 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13620 pass it to the init function.
13621 (plugin_default_version_check): New.
13623 2009-04-17 Richard Guenther <rguenther@suse.de>
13625 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13626 for decl-vs-decl disambiguation.
13628 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13630 * config/s390/s390.h (s390_tune_attr): New macro definition.
13631 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13633 2009-04-17 Richard Guenther <rguenther@suse.de>
13635 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13636 (fold_stmt_r): Likewise.
13637 (maybe_fold_reference): New function.
13638 (fold_gimple_assign): Handle cases fold_stmt_r did.
13639 (fold_stmt): Do not use fold_stmt_r.
13640 (fold_stmt_inplace): Likewise.
13642 2009-04-17 Richard Guenther <rguenther@suse.de>
13644 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13645 (record_equivalences_from_stmt): Remove useless checks and
13647 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13648 the type is already suitable.
13650 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13652 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13654 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13656 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13657 (CMPtype): Define as __gcc_CMPtype.
13659 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13661 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13662 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13664 2009-04-17 Richard Guenther <rguenther@suse.de>
13666 PR tree-optimization/39746
13667 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13668 special-casing for builtins and static variable use/def.
13669 (call_may_clobber_ref_p_1): Likewise.
13671 2009-04-16 Ian Lance Taylor <iant@google.com>
13673 * df.h: Include "timevar.h".
13674 (struct df_problem): Change tv_id field to timevar_id_t.
13675 * tree-pass.h: Include "timevar.h".
13676 (struct opt_pass): Change tv_id field to timevar_id_t.
13677 * timevar.h (timevar_id_t): Define TV_NONE.
13678 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13679 TV_NONE rather than tv_id != 0.
13680 (execute_one_pass): Likewise.
13681 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13682 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13683 dependencies to $(TREE_PASS_H).
13684 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13686 (pass_branch_target_load_optimize2): Likewise.
13687 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13688 (pass_outof_cfg_layout_mode): Likewise.
13689 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13690 (pass_rebuild_cgraph_edges): Likewise.
13691 (pass_remove_cgraph_callee_edges): Likewise.
13692 * df-core.c (pass_df_initialize_opt): Likewise.
13693 (pass_df_initialize_no_opt): Likewise.
13694 (pass_df_finish): Likewise.
13695 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13696 * except.c (pass_set_nothrow_function_flags): Likewise.
13697 (pass_convert_to_eh_region_ranges): Likewise.
13698 * final.c (pass_compute_alignments): Likewise.
13699 * function.c (pass_instantiate_virtual_regs): Likewise.
13700 (pass_init_function): Likewise.
13701 (pass_leaf_regs): Likewise.
13702 (pass_match_asm_constraints): Likewise.
13703 * gimple-low.c (pass_lower_cf): Likewise.
13704 (pass_mark_used_blocks): Likewise.
13705 * init-regs.c (pass_initialize_regs): Likewise.
13706 * integrate.c (pass_initial_value_sets): Likewise.
13707 * ira.c (pass_ira): Likewise.
13708 * jump.c (pass_cleanup_barriers): Likewise.
13709 * omp-low.c (pass_expand_omp): Likewise.
13710 (pass_lower_omp): Likewise.
13711 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13712 * recog.c (pass_split_all_insns): Likewise.
13713 (pass_split_after_reload): Likewise.
13714 (pass_split_before_regstack): Likewise.
13715 (pass_split_before_sched2): Likewise.
13716 (pass_split_for_shorten_branches): Likewise.
13717 * reginfo.c (pass_reginfo_init): Likewise.
13718 (pass_subregs_of_mode_init): Likewise.
13719 (pass_subregs_of_mode_finish): Likewise.
13720 * passes.c (pass_postreload): Likewise.
13721 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13722 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13723 (pass_warn_function_return): Likewise.
13724 (pass_warn_function_noreturn): Likewise.
13725 * tree-complex.c (pass_lower_complex): Likewise.
13726 (pass_lower_complex_O0): Likewise.
13727 * tree-if-conv.c (pass_if_conversion): Likewise.
13728 * tree-into-ssa.c (pass_build_ssa): Likewise.
13729 * tree-mudflap.c (pass_mudflap_1): Likewise.
13730 (pass_mudflap_2): Likewise.
13731 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13732 (pass_mudflap_2): Likewise.
13733 * tree-nrv.c (pass_return_slot): Likewise.
13734 * tree-object-size.c (pass_object_sizes): Likewise.
13735 * tree-optimize.c (pass_all_optimizations): Likewise.
13736 (pass_early_local_passes): Likewise.
13737 (pass_all_early_optimizations): Likewise.
13738 (pass_cleanup_cfg): Likewise.
13739 (pass_cleanup_cfg_post_optimizing): Likewise.
13740 (pass_free_datastructures): Likewise.
13741 (pass_free_cfg_annotations): Likewise.
13742 (pass_fixup_cfg): Likewise.
13743 (pass_init_datastructures): Likewise.
13744 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13745 (pass_late_warn_uninitialized): Likewise.
13746 (pass_update_address_taken): Likewise.
13747 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13748 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13749 (pass_cse_sincos): Likewise.
13750 (pass_convert_to_rsqrt): Likewise.
13751 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13752 * tree-stdarg.c (pass_stdarg): Likewise.
13753 * tree-tailcall.c (pass_tail_recursion): Likewise.
13754 (pass_tail_calls): Likewise.
13755 * tree-vect-generic.c (pass_lower_vector): Likewise.
13756 (pass_lower_vector_ssa): Likewise.
13757 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13759 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13761 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13763 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13765 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13766 logical and signext.
13768 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13771 * config/sh/predicates.md (arith_operand): Check if the operand
13772 of TRUNCATE is a REG.
13774 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13776 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13777 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13779 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13781 * tree-iterator.c (tsi_split_statement_list_after,
13782 tsi_split_statement_list_before): Remove.
13783 * tree-iterator.h: Remove the prototypes for
13784 tsi_split_statement_list_after and tsi_split_statement_list_before.
13786 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13788 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13789 * tree-ssa-propagate.h: Remove the prototype for
13790 stmt_makes_single_load.
13792 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13794 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13795 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13797 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13799 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13801 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13803 * except.c (eh_region_outer_p): Remove.
13804 * except.h: Remove the prototype for eh_region_outer_p.
13806 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13808 * function.c (current_function_assembler_name): Remove.
13809 * function.h: Remove the prototype for
13810 current_function_assembler_name.
13812 2009-04-16 Ian Lance Taylor <iant@google.com>
13814 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13815 (add_reg_note): Call alloc_reg_note.
13816 * rtl.h (alloc_reg_note): Declare.
13817 * combine.c (try_combine): Use alloc_reg_note.
13818 (recog_for_combine, move_deaths): Likewise.
13819 (distribute_notes): Use alloc_reg_note and add_reg_note.
13820 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13821 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13822 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13824 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13826 PR rtl-optimization/39762
13827 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13828 ira_may_move_out_cost): Add comments about way of their usage.
13829 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13831 * ira-conflicts.c (process_regs_for_copy): Use function
13832 ira_get_register_move_cost instead of global
13833 ira_register_move_cost.
13835 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13836 color_pass, move_spill_restore, update_curr_costs): Ditto.
13838 * ira-lives.c (process_single_reg_class_operands): Ditto.
13840 * ira-emit.c (emit_move_list): Ditto.
13842 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13843 (record_reg_classes): Ditto. Use functions
13844 ira_get_register_move_cost and ira_get_may_move_cost instead of
13845 global vars ira_register_move_cost, ira_may_move_out_cost and
13846 ira_may_move_in_cost.
13847 (record_address_regs): Don't call ira_init_register_move_cost.
13848 Use function ira_get_may_move_cost instead of global
13849 ira_may_move_in_cost.
13850 (process_bb_node_for_hard_reg_moves): Use function
13851 ira_get_register_move_cost instead of global ira_register_move_cost.
13852 (ira_costs): Don't call ira_init_register_move_cost.
13854 2009-04-16 Richard Guenther <rguenther@suse.de>
13856 * tree-cfg.c (verify_gimple_assign_binary):
13857 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13858 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13859 (create_general_new_stmt): Note that this function is broken.
13861 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13863 * common.opt (fhelp): Add Var(help_flag).
13864 * gcc-plugin.h (plugin_info): Add help.
13865 * plugin.c (plugin_name_args): Add help.
13866 (register_plugin_info): Set plugin->help.
13867 (print_help_one_plugin): New.
13868 (print_plugins_help): New.
13869 * plugin.h (print_plugins_help): New.
13870 * toplev.c (toplev_main): Call print_plugins_help if needed.
13872 2009-04-16 Richard Guenther <rguenther@suse.de>
13874 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13875 (gimple_ior_addresses_taken_1): New function.
13876 (gimple_ior_addresses_taken): Likewise.
13877 * gimple.h (struct gimple_statement_with_ops_base): Remove
13878 addresses_taken member.
13879 (gimple_ior_addresses_taken): Declare.
13880 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13881 gimple_set_addresses_taken): Remove.
13882 * ipa-reference.c (mark_address): New function.
13883 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13884 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13885 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13886 (gimple_add_to_addresses_taken): Remove.
13887 (get_tmr_operands): Call mark_address_taken.
13888 (get_asm_expr_operands): Likewise.
13889 (get_expr_operands): Likewise.
13890 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13891 (free_stmt_operands): Do not free it.
13892 * tree-ssa.c (delete_tree_ssa): Likewise.
13893 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13895 2009-04-16 Richard Guenther <rguenther@suse.de>
13897 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13898 (walk_stmt_load_store_ops): Likewise.
13899 * gimple.c (get_base_loadstore): New function.
13900 (walk_stmt_load_store_addr_ops): Likewise.
13901 (walk_stmt_load_store_ops): Likewise.
13902 * ipa-pure-const.c (check_op): Simplify.
13903 (check_load, check_store): New functions.
13904 (check_stmt): Use walk_stmt_load_store_ops.
13905 * ipa-reference.c (mark_load): Adjust signature.
13906 (mark_store): Likewise.
13907 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13909 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13911 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13912 (plugin_info): New.
13913 * opts.c (common_handle_option): Don't call print_version.
13914 * plugin.c (plugin_name_args): Add version.
13915 (register_plugin_info): New.
13916 (register_callback): Handle PLUGIN_INFO.
13917 (try_init_one_plugin): New.
13918 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13920 (finalize_one_plugin): New.
13921 (finalize_plugins): New.
13922 (print_one_plugin): New.
13923 (print_plugins_versions): New.
13924 * plugin.h (print_plugins_versions): New.
13925 (finalize_plugins): New.
13926 * toplev.c (compile_file): Don't call initialize_plugins.
13927 (print_version): Call print_plugins_versions.
13928 (toplev_main): Call initialize_plugins. Print version if needed.
13929 Call finalize_plugins.
13931 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13933 * common.opt (fversion): New.
13934 * gcc.c (print_version): New.
13935 (process_command): Don't print the version. Just set print_version.
13936 (main): Print version. Call subprocesses if print_version and
13937 verbose_flag are set.
13938 * opts.c (common_handle_option): Handle OPT_fversion.
13940 2009-04-16 Richard Guenther <rguenther@suse.de>
13941 Ira Rosen <irar@il.ibm.com>
13943 PR tree-optimization/39698
13944 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13945 type of the reduction variable. Only generate the def if
13948 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13949 make sure to first convert to an integer of the same precision.
13950 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13951 the type of the evolution correctly in computing the new
13952 induction variable base.
13954 2009-04-16 Richard Guenther <rguenther@suse.de>
13956 PR middle-end/39625
13957 * tree-cfg.c (make_blocks): Split statements with to-be
13958 abnormal SSA names on the lhs.
13960 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13962 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13963 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13964 * c-typeck.c (really_start_incremental_init): Likewise.
13965 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13966 (TARGET_INITIALIZER): Remove it.
13967 * target.h (struct target): Remove vector_opaque_p.
13968 * tree.c (build_opaque_vector_type): New.
13969 * tree.h (TYPE_VECTOR_OPAQUE): New.
13970 (build_opaque_vector_type): Declare.
13971 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13972 * config/rs6000/rs6000.c (build_opaque_vector_type,
13973 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13974 (rs6000_init_builtins): Use build_opaque_vector_type for
13975 opaque_V4SI_type_node.
13977 2009-04-15 Catherine Moore <clm@codesourcery.com>
13979 * debug.h (set_name): Declare.
13980 * dwarf2out.c (dwarf2out_set_name): Declare.
13981 (dwarf2_debug_hooks): Add set_name.
13982 (find_AT_string): New.
13983 (add_AT_string): Call find_AT_string.
13984 (dwarf2out_set_name): New.
13985 * cp/decl.c (grokdeclarator): Call set_name.
13986 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13987 * debug.c (do_nothing_debug_hooks): Likewise.
13988 * dbxout.c (dbx_debug_hooks): Likewise.
13989 * sdbout.c (sdb_debug_hooks): Likewise.
13991 2009-04-15 Michael Eager <eager@eagercon.com>
13993 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13994 reg for single-precision FPU.
13995 * config/rs6000/rs6000.md (movsi_internal1): Only for
13996 !TARGET_SINGLE_FPU.
13997 (movsi_internal1_single): New. Add pattern to move SI values to/from
13998 single-precision FP regs.
14000 2009-04-15 Richard Guenther <rguenther@suse.de>
14002 * omp-low.c (lower_rec_input_clauses): Build correct address
14004 (expand_omp_for_generic): Fix multiplication type.
14005 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14006 (generate_memset_zero): Fix types.
14007 * tree-profile.c (prepare_instrumented_value): Correctly
14010 2009-04-15 Ian Lance Taylor <iant@google.com>
14012 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14013 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14014 for -Wall and for -Wc++-compat.
14015 (c_common_post_options): For C++, set warn_enum_compare if not
14017 * c-tree.h (struct c_expr): Add field original_type.
14018 (build_external_ref): Update declaration.
14019 * c-parser.c (c_parser_braced_init): Set original_type.
14020 (c_parser_initelt): Likewise.
14021 (c_parser_expr_no_commas): Likewise.
14022 (c_parser_conditional_expression): Likewise.
14023 (c_parser_cast_expression): Likewise.
14024 (c_parser_unary_expression): Likewise. Pull setting of
14025 original_code to top of function.
14026 (c_parser_sizeof_expression): Set original_type.
14027 (c_parser_alignof_expression): Likewise.
14028 (c_parser_postfix_expression): Likewise. Pull setting of
14029 original_code to top of function.
14030 (c_parser_postfix_expression_after_paren_type): Set original_type.
14031 (c_parser_postfix_expression_after_primary): Likewise.
14032 (c_parser_expression): Likewise.
14033 * c-typeck.c (build_external_ref): Add type parameter. Change all
14035 (c_expr_sizeof_expr): Set original_type field.
14036 (parser_build_unary_op): Likewise.
14037 (parser_build_binary_op): Likewise. Optionally warn about
14038 comparisons of enums of different types.
14039 (digest_init): Set original_type field.
14040 (really_start_incremental_init): Likewise.
14041 (push_init_level, pop_init_level): Likewise.
14042 * doc/invoke.texi (Warning Options): -Wenum-compare now
14045 2009-04-15 Richard Guenther <rguenther@suse.de>
14047 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14048 out a necessary conversion.
14049 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14050 names we didn't value number.
14051 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14053 2009-04-15 Richard Guenther <rguenther@suse.de>
14055 PR tree-optimization/39764
14056 * tree-ssa-ccp.c (get_value): Canonicalize value with
14057 canonicalize_float_value.
14059 2009-04-15 Jan Hubicka <jh@suse.cz>
14061 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14062 Wrong version of patch.
14064 2009-04-15 Jan Hubicka <jh@suse.cz>
14066 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14068 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14070 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14071 our distinct integral and vector types.
14073 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14075 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14076 * init.c (build_vtbl_address): Remove call to assemble_external.
14078 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14080 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14081 output for other floating point modes.
14083 2009-04-14 Diego Novillo <dnovillo@google.com>
14085 * diagnostic.c (diagnostic_report_diagnostic): Do not
14086 warn about loaded plugins for DK_ERROR and DK_WARNING.
14087 * c-decl.c (declspecs_add_type): Move call to
14088 invoke_plugin_callbacks ...
14089 * c-parser.c (c_parser_declspecs): ... here.
14090 * plugin.c (dump_active_plugins): Tidy output.
14092 2009-04-14 Diego Novillo <dnovillo@google.com>
14093 Le-Chun Wu <lcwu@google.com>
14095 * configure.ac: Add --enable-plugin support.
14096 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14097 * Makefile.in (PLUGIN_H): Define.
14098 Export ENABLE_PLUGIN and GMPINC to site.exp.
14099 Add PLUGINLIBS to link command.
14100 Add/modify dependencies for plugin.o and files including plugin.h.
14102 * config.in: Regenerate.
14104 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14107 2009-04-14 Le-Chun Wu <lcwu@google.com>
14109 * tree-pass.h (register_one_dump_file): Add a prototype for
14110 register_one_dump_file.
14111 * toplev.c (compile_file): Call initialize_plugins.
14112 (do_compile): Call invoke_plugin_callbacks.
14113 (toplev_main): Call invoke_plugin_callbacks.
14114 * common.opt: Add -fplugin= and -fplugin-arg-.
14115 * gcc-plugin.h: New public header file for plugins to include.
14116 * plugin.c: New source file.
14117 * plugin.h: New internal header file.
14118 * passes.c (register_one_dump_file): Make it external.
14120 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14122 2009-04-14 Diego Novillo <dnovillo@google.com>
14124 * doc/plugins.texi: New.
14125 * doc/gccint.texi: Add reference to Plugins chapter.
14126 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14127 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14128 loaded plugins, if any.
14129 * timevar.def (TV_PLUGIN_INIT): Define.
14130 (TV_PLUGIN_RUN): Define.
14131 * plugin.c: Include timevar.h
14132 (plugins_active_p): New.
14133 (dump_active_plugins): New.
14134 (debug_active_plugins): New.
14136 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14138 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14140 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14142 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14144 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14145 the same as a minus without a shift.
14147 2009-04-14 Nick Clifton <nickc@redhat.com>
14149 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14150 comparisons with small integers will always produce a short
14153 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14156 2008-12-19 Diego Novillo <dnovillo@google.com>
14158 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14160 2009-04-14 Richard Guenther <rguenther@suse.de>
14162 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14164 (verify_gimple_assign_binary): Likewise. Handle shifts and
14166 (verify_gimple_phi): Print the mismatched argument position.
14167 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14169 (vect_update_init_of_dr): Likewise.
14170 * matrix-reorg.c (transform_access_sites): Do what the
14172 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14174 2009-04-13 Michael Eager <eager@eagercon.com>
14176 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14177 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14178 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14179 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14180 remove duplicate config
14182 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14184 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14185 file_name:line_number type locator of the call site.
14187 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14189 * genautomata.c: Put blank after comma.
14190 (automaton_decls): New.
14191 (struct unit_usage): Add comments to member next.
14192 (store_alt_unit_usage): Keep the list ordered.
14193 (unit_present_on_list_p, equal_alternatives_p): New.
14194 (check_regexp_units_distribution): Check units distribution
14195 correctness correctly.
14196 (main): Don't write automata if error is found. Return correct
14199 * config/m68k/cf.md (cfv4_ds): Remove.
14200 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14201 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14203 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14204 power4-load-ext, power4-store, power4-store-update,
14205 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14206 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14207 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14208 power4-sqrt, power4-isync): Modify reservation to make correct
14209 unit distribution to automata.
14211 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14212 power5-store-update, power5-two, power5-three, power5-lmul,
14213 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14215 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14217 * except.c (pass_set_nothrow_function_flags): Set name and add
14219 (set_nothrow_function_flags): Mention in the dump file when
14220 changing a function to nothrow.
14222 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14225 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14226 instead of unsigned long.
14228 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14230 * config/arm/arm.c (return_used_this_function): Remove.
14231 (arm_output_function_prologue): Remove use of
14232 return_used_this_function.
14233 (output_return_instruction): Replace use of
14234 return_used_this_function
14235 by cfun->machine->return_used_this_function.
14236 (arm_output_epilogue): Likewise.
14237 (arm_output_function_epilogue): Likewise.
14238 (thumb_unexpanded_epilogue): Likewise.
14239 * config/arm/arm.h (struct machine_function):
14240 New member return_used_this_function.
14242 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14244 * doc/install.texi: Correct description of default directory for
14245 --with-gxx-include-dir.
14247 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14249 * fold-const.c (build_range_check): Properly deal with enumeral and
14250 boolean base types.
14252 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14254 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14255 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14256 * params.h (MAX_GCSE_PASSES): Remove.
14257 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14258 in sequence. Remove ability to run multiple passes.
14259 (bypass_jumps): Report run as third CPROP pass.
14261 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14263 PR middle-end/39651
14264 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14265 when deciding whether the whole SEQUENCE can throw.
14267 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14270 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14271 offseted label references.
14273 2009-04-11 Jan Hubicka <jh@suse.cz>
14275 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14277 2009-04-11 Richard Guenther <rguenther@suse.de>
14279 PR middle-end/39732
14280 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14281 return variables as TREE_ADDRESSABLE.
14283 2009-04-11 Richard Guenther <rguenther@suse.de>
14285 PR tree-optimization/39713
14286 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14287 reference trees have SSA_NAME operands.
14289 2009-04-11 Richard Guenther <rguenther@suse.de>
14292 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14293 address expressions.
14295 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14297 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14298 match changes in Cygwin 1.7
14299 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14300 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14302 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14304 PR tree-optimization/39701
14305 * doc/invoke.texi (Optimization Options): Document change in
14306 meaning and initialization of -fdelete-null-pointer-checks.
14308 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14310 PR middle-end/39701
14311 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14313 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14316 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14318 2009-04-10 Chao-ying Fu <fu@mips.com>
14320 * doc/tm.texi (Instruction Output): Document
14321 TARGET_ASM_FINAL_POSTSCAN_INSN.
14322 * target.h (final_postscan_insn): New field in asm_out.
14323 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14324 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14325 * final.c (final_scan_insn): Call
14326 targetm.asm_out.final_postscan_insn after outputting
14327 an asm macro and a normal instruction.
14329 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14330 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14331 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14332 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14333 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14335 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14337 PR middle-end/39701
14338 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14339 variables as non-NULL even with -fdelete-null-pointer-checks.
14341 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14343 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14345 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/i386/i386.c (classify_argument): Handle SCmode with
14349 (bit_offset % 64) != 0.
14351 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14353 * doc/invoke.texi (Optimize Options): Add cross-reference to
14354 -Q --help=optimizers examples.
14356 2009-04-10 Ben Elliston <bje@au.ibm.com>
14359 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14360 regalign for the reg == fpr and TDmode case.
14362 2009-04-09 David Ayers <ayers@fsfe.org>
14365 * objc/objc-act.c (warn_with_method): Remove helper function.
14366 (check_duplicates): Call warning and inform directly.
14367 (really_start_method): Likewise.
14369 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14371 * expmed.c (expand_divmod): Always use a comparison for a division
14372 by a large unsigned integer.
14374 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14375 for things others than variables or functions as nonzero.
14377 2009-04-09 Nick Clifton <nickc@redhat.com>
14379 * unwind-compat.c: Change copyright header to refer to version
14380 3 of the GNU General Public License with version 3.1 of the
14381 GCC Runtime Library Exception and to point readers at the
14382 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14383 * config/alpha/crtfastmath.c: Likewise.
14384 * config/alpha/linux-unwind.h: Likewise.
14385 * config/alpha/qrnnd.asm: Likewise.
14386 * config/alpha/vms-crt0-64.c: Likewise.
14387 * config/alpha/vms-crt0.c: Likewise.
14388 * config/alpha/vms-dwarf2.asm: Likewise.
14389 * config/alpha/vms-dwarf2eh.asm: Likewise.
14390 * config/alpha/vms-psxcrt0-64.c: Likewise.
14391 * config/alpha/vms-psxcrt0.c: Likewise.
14392 * config/alpha/vms_tramp.asm: Likewise.
14393 * config/arc/initfini.c: Likewise.
14394 * config/arc/lib1funcs.asm: Likewise.
14395 * config/arm/bpabi-v6m.S: Likewise.
14396 * config/arm/bpabi.S: Likewise.
14397 * config/arm/bpabi.c: Likewise.
14398 * config/arm/crti.asm: Likewise.
14399 * config/arm/crtn.asm: Likewise.
14400 * config/arm/ieee754-df.S: Likewise.
14401 * config/arm/ieee754-sf.S: Likewise.
14402 * config/arm/lib1funcs.asm: Likewise.
14403 * config/arm/libunwind.S: Likewise.
14404 * config/arm/linux-atomic.c: Likewise.
14405 * config/arm/mmintrin.h: Likewise.
14406 * config/arm/pr-support.c: Likewise.
14407 * config/arm/unaligned-funcs.c: Likewise.
14408 * config/arm/unwind-arm.c: Likewise.
14409 * config/arm/unwind-arm.h: Likewise.
14410 * config/avr/libgcc.S: Likewise.
14411 * config/bfin/crti.s: Likewise.
14412 * config/bfin/crtlibid.s: Likewise.
14413 * config/bfin/crtn.s: Likewise.
14414 * config/bfin/lib1funcs.asm: Likewise.
14415 * config/bfin/linux-unwind.h: Likewise.
14416 * config/cris/arit.c: Likewise.
14417 * config/cris/cris_abi_symbol.c: Likewise.
14418 * config/darwin-64.c: Likewise.
14419 * config/darwin-crt2.c: Likewise.
14420 * config/darwin-crt3.c: Likewise.
14421 * config/darwin.h: Likewise.
14422 * config/dbxelf.h: Likewise.
14423 * config/dfp-bit.c: Likewise.
14424 * config/dfp-bit.h: Likewise.
14425 * config/elfos.h: Likewise.
14426 * config/fixed-bit.c: Likewise.
14427 * config/fixed-bit.h: Likewise.
14428 * config/fp-bit.c: Likewise.
14429 * config/fp-bit.h: Likewise.
14430 * config/fr30/crti.asm: Likewise.
14431 * config/fr30/crtn.asm: Likewise.
14432 * config/fr30/lib1funcs.asm: Likewise.
14433 * config/freebsd-spec.h: Likewise.
14434 * config/frv/cmovd.c: Likewise.
14435 * config/frv/cmovh.c: Likewise.
14436 * config/frv/cmovw.c: Likewise.
14437 * config/frv/frvbegin.c: Likewise.
14438 * config/frv/frvend.c: Likewise.
14439 * config/frv/lib1funcs.asm: Likewise.
14440 * config/glibc-stdint.h: Likewise.
14441 * config/h8300/clzhi2.c: Likewise.
14442 * config/h8300/crti.asm: Likewise.
14443 * config/h8300/crtn.asm: Likewise.
14444 * config/h8300/ctzhi2.c: Likewise.
14445 * config/h8300/fixunssfsi.c: Likewise.
14446 * config/h8300/lib1funcs.asm: Likewise.
14447 * config/h8300/parityhi2.c: Likewise.
14448 * config/h8300/popcounthi2.c: Likewise.
14449 * config/i386/ammintrin.h: Likewise.
14450 * config/i386/att.h: Likewise.
14451 * config/i386/avxintrin.h: Likewise.
14452 * config/i386/biarch64.h: Likewise.
14453 * config/i386/bmmintrin.h: Likewise.
14454 * config/i386/cpuid.h: Likewise.
14455 * config/i386/cross-stdarg.h: Likewise.
14456 * config/i386/crtfastmath.c: Likewise.
14457 * config/i386/crtprec.c: Likewise.
14458 * config/i386/cygming-crtbegin.c: Likewise.
14459 * config/i386/cygming-crtend.c: Likewise.
14460 * config/i386/cygwin.asm: Likewise.
14461 * config/i386/emmintrin.h: Likewise.
14462 * config/i386/gmm_malloc.h: Likewise.
14463 * config/i386/gthr-win32.c: Likewise.
14464 * config/i386/i386.h: Likewise.
14465 * config/i386/immintrin.h: Likewise.
14466 * config/i386/linux-unwind.h: Likewise.
14467 * config/i386/linux64.h: Likewise.
14468 * config/i386/mm3dnow.h: Likewise.
14469 * config/i386/mmintrin-common.h: Likewise.
14470 * config/i386/mmintrin.h: Likewise.
14471 * config/i386/nmmintrin.h: Likewise.
14472 * config/i386/pmm_malloc.h: Likewise.
14473 * config/i386/pmmintrin.h: Likewise.
14474 * config/i386/smmintrin.h: Likewise.
14475 * config/i386/sol2-c1.asm: Likewise.
14476 * config/i386/sol2-ci.asm: Likewise.
14477 * config/i386/sol2-cn.asm: Likewise.
14478 * config/i386/sol2-gc1.asm: Likewise.
14479 * config/i386/tmmintrin.h: Likewise.
14480 * config/i386/unix.h: Likewise.
14481 * config/i386/w32-unwind.h: Likewise.
14482 * config/i386/wmmintrin.h: Likewise.
14483 * config/i386/x86-64.h: Likewise.
14484 * config/i386/x86intrin.h: Likewise.
14485 * config/i386/xmmintrin.h: Likewise.
14486 * config/ia64/crtbegin.asm: Likewise.
14487 * config/ia64/crtend.asm: Likewise.
14488 * config/ia64/crtfastmath.c: Likewise.
14489 * config/ia64/crti.asm: Likewise.
14490 * config/ia64/crtn.asm: Likewise.
14491 * config/ia64/fde-glibc.c: Likewise.
14492 * config/ia64/lib1funcs.asm: Likewise.
14493 * config/ia64/linux-unwind.h: Likewise.
14494 * config/ia64/quadlib.c: Likewise.
14495 * config/ia64/unwind-ia64.c: Likewise.
14496 * config/linux.h: Likewise.
14497 * config/m32c/m32c-lib1.S: Likewise.
14498 * config/m32c/m32c-lib2-trapv.c: Likewise.
14499 * config/m32c/m32c-lib2.c: Likewise.
14500 * config/m32r/initfini.c: Likewise.
14501 * config/m68hc11/larith.asm: Likewise.
14502 * config/m68hc11/m68hc11-crt0.S: Likewise.
14503 * config/m68k/cf.md: Likewise.
14504 * config/m68k/crti.s: Likewise.
14505 * config/m68k/crtn.s: Likewise.
14506 * config/m68k/lb1sf68.asm: Likewise.
14507 * config/m68k/linux-unwind.h: Likewise.
14508 * config/mcore/crti.asm: Likewise.
14509 * config/mcore/crtn.asm: Likewise.
14510 * config/mcore/lib1.asm: Likewise.
14511 * config/mips/linux-unwind.h: Likewise.
14512 * config/mips/loongson.h: Likewise.
14513 * config/mips/mips16.S: Likewise.
14514 * config/mmix/crti.asm: Likewise.
14515 * config/mmix/crtn.asm: Likewise.
14516 * config/pa/fptr.c: Likewise.
14517 * config/pa/hpux-unwind.h: Likewise.
14518 * config/pa/lib2funcs.asm: Likewise.
14519 * config/pa/linux-atomic.c: Likewise.
14520 * config/pa/linux-unwind.h: Likewise.
14521 * config/pa/milli64.S: Likewise.
14522 * config/pa/quadlib.c: Likewise.
14523 * config/pa/stublib.c: Likewise.
14524 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14525 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14526 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14527 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14528 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14529 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14530 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14531 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14532 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14533 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14534 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14535 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14536 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14537 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14538 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14539 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14540 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14541 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14542 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14543 * config/rs6000/750cl.h: Likewise.
14544 * config/rs6000/altivec.h: Likewise.
14545 * config/rs6000/biarch64.h: Likewise.
14546 * config/rs6000/crtresfpr.asm: Likewise.
14547 * config/rs6000/crtresgpr.asm: Likewise.
14548 * config/rs6000/crtresxfpr.asm: Likewise.
14549 * config/rs6000/crtresxgpr.asm: Likewise.
14550 * config/rs6000/crtsavfpr.asm: Likewise.
14551 * config/rs6000/crtsavgpr.asm: Likewise.
14552 * config/rs6000/darwin-asm.h: Likewise.
14553 * config/rs6000/darwin-fallback.c: Likewise.
14554 * config/rs6000/darwin-fpsave.asm: Likewise.
14555 * config/rs6000/darwin-ldouble.c: Likewise.
14556 * config/rs6000/darwin-tramp.asm: Likewise.
14557 * config/rs6000/darwin-unwind.h: Likewise.
14558 * config/rs6000/darwin-vecsave.asm: Likewise.
14559 * config/rs6000/darwin-world.asm: Likewise.
14560 * config/rs6000/e500crtres32gpr.asm: Likewise.
14561 * config/rs6000/e500crtres64gpr.asm: Likewise.
14562 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14563 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14564 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14565 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14566 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14567 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14568 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14569 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14570 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14571 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14572 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14573 * config/rs6000/eabi-ci.asm: Likewise.
14574 * config/rs6000/eabi-cn.asm: Likewise.
14575 * config/rs6000/eabi.asm: Likewise.
14576 * config/rs6000/linux-unwind.h: Likewise.
14577 * config/rs6000/linux64.h: Likewise.
14578 * config/rs6000/paired.h: Likewise.
14579 * config/rs6000/paired.md: Likewise.
14580 * config/rs6000/ppc64-fp.c: Likewise.
14581 * config/rs6000/ppu_intrinsics.h: Likewise.
14582 * config/rs6000/rs6000.h: Likewise.
14583 * config/rs6000/si2vmx.h: Likewise.
14584 * config/rs6000/sol-ci.asm: Likewise.
14585 * config/rs6000/sol-cn.asm: Likewise.
14586 * config/rs6000/spe.h: Likewise.
14587 * config/rs6000/spu2vmx.h: Likewise.
14588 * config/rs6000/sysv4.h: Likewise.
14589 * config/rs6000/tramp.asm: Likewise.
14590 * config/rs6000/vec_types.h: Likewise.
14591 * config/s390/linux-unwind.h: Likewise.
14592 * config/s390/tpf-unwind.h: Likewise.
14593 * config/score/crti.asm: Likewise.
14594 * config/score/crtn.asm: Likewise.
14595 * config/sh/crt1.asm: Likewise.
14596 * config/sh/crti.asm: Likewise.
14597 * config/sh/crtn.asm: Likewise.
14598 * config/sh/divtab-sh4-300.c: Likewise.
14599 * config/sh/divtab-sh4.c: Likewise.
14600 * config/sh/divtab.c: Likewise.
14601 * config/sh/lib1funcs-4-300.asm: Likewise.
14602 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14603 * config/sh/lib1funcs.asm: Likewise.
14604 * config/sh/lib1funcs.h: Likewise.
14605 * config/sh/linux-atomic.asm: Likewise.
14606 * config/sh/linux-unwind.h: Likewise.
14607 * config/sh/shmedia.h: Likewise.
14608 * config/sh/sshmedia.h: Likewise.
14609 * config/sh/ushmedia.h: Likewise.
14610 * config/sparc/crtfastmath.c: Likewise.
14611 * config/sparc/linux-unwind.h: Likewise.
14612 * config/sparc/sol2-c1.asm: Likewise.
14613 * config/sparc/sol2-ci.asm: Likewise.
14614 * config/sparc/sol2-cn.asm: Likewise.
14615 * config/spu/divmodti4.c: Likewise.
14616 * config/spu/divv2df3.c: Likewise.
14617 * config/spu/float_disf.c: Likewise.
14618 * config/spu/float_unsdidf.c: Likewise.
14619 * config/spu/float_unsdisf.c: Likewise.
14620 * config/spu/float_unssidf.c: Likewise.
14621 * config/spu/mfc_multi_tag_release.c: Likewise.
14622 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14623 * config/spu/mfc_tag_release.c: Likewise.
14624 * config/spu/mfc_tag_reserve.c: Likewise.
14625 * config/spu/mfc_tag_table.c: Likewise.
14626 * config/spu/multi3.c: Likewise.
14627 * config/spu/spu_internals.h: Likewise.
14628 * config/spu/spu_intrinsics.h: Likewise.
14629 * config/spu/spu_mfcio.h: Likewise.
14630 * config/spu/vec_types.h: Likewise.
14631 * config/spu/vmx2spu.h: Likewise.
14632 * config/stormy16/stormy16-lib2.c: Likewise.
14633 * config/svr4.h: Likewise.
14634 * config/sync.c: Likewise.
14635 * config/v850/lib1funcs.asm: Likewise.
14636 * config/vxlib-tls.c: Likewise.
14637 * config/vxlib.c: Likewise.
14638 * config/vxworks-dummy.h: Likewise.
14639 * config/xtensa/crti.asm: Likewise.
14640 * config/xtensa/crtn.asm: Likewise.
14641 * config/xtensa/ieee754-df.S: Likewise.
14642 * config/xtensa/ieee754-sf.S: Likewise.
14643 * config/xtensa/lib1funcs.asm: Likewise.
14644 * config/xtensa/lib2funcs.S: Likewise.
14645 * config/xtensa/linux-unwind.h: Likewise.
14646 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14647 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14648 * coretypes.h: Likewise.
14649 * crtstuff.c: Likewise.
14650 * defaults.h: Likewise.
14651 * dwarf2.h: Likewise.
14652 * emutls.c: Likewise.
14653 * gbl-ctors.h: Likewise.
14654 * gcov-io.h: Likewise.
14655 * ginclude/float.h: Likewise.
14656 * ginclude/iso646.h: Likewise.
14657 * ginclude/stdarg.h: Likewise.
14658 * ginclude/stdbool.h: Likewise.
14659 * ginclude/stddef.h: Likewise.
14660 * ginclude/stdfix.h: Likewise.
14661 * ginclude/stdint-gcc.h: Likewise.
14662 * ginclude/tgmath.h: Likewise.
14663 * gthr-aix.h: Likewise.
14664 * gthr-dce.h: Likewise.
14665 * gthr-gnat.c: Likewise.
14666 * gthr-gnat.h: Likewise.
14667 * gthr-lynx.h: Likewise.
14668 * gthr-mipssde.h: Likewise.
14669 * gthr-nks.h: Likewise.
14670 * gthr-posix.c: Likewise.
14671 * gthr-posix.h: Likewise.
14672 * gthr-posix95.h: Likewise.
14673 * gthr-rtems.h: Likewise.
14674 * gthr-single.h: Likewise.
14675 * gthr-solaris.h: Likewise.
14676 * gthr-tpf.h: Likewise.
14677 * gthr-vxworks.h: Likewise.
14678 * gthr-win32.h: Likewise.
14679 * gthr.h: Likewise.
14680 * libgcc2.c: Likewise.
14681 * libgcc2.h: Likewise.
14682 * libgcov.c: Likewise.
14683 * tsystem.h: Likewise.
14684 * typeclass.h: Likewise.
14685 * unwind-c.c: Likewise.
14686 * unwind-compat.h: Likewise.
14687 * unwind-dw2-fde-compat.c: Likewise.
14688 * unwind-dw2-fde-darwin.c: Likewise.
14689 * unwind-dw2-fde-glibc.c: Likewise.
14690 * unwind-dw2-fde.c: Likewise.
14691 * unwind-dw2-fde.h: Likewise.
14692 * unwind-dw2.c: Likewise.
14693 * unwind-dw2.h: Likewise.
14694 * unwind-generic.h: Likewise.
14695 * unwind-pe.h: Likewise.
14696 * unwind-sjlj.c: Likewise.
14697 * unwind.inc: Likewise.
14698 * config/arm/neon-gen.ml: Change generated copyright header to
14699 refer to version 3 of the GNU General Public License with
14700 version 3.1 of the GCC Runtime Library Exception and to point
14701 readers at the COPYING3 and COPYING3.RUNTIME files and the
14702 FSF's license web page.
14703 * config/arm/arm_neon.h: Regenerate.
14705 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14707 * config/cris/cris.md: Change copyright header to refer to version
14708 3 of the GNU General Public License.
14709 * doc/install.texi2html: Change copyright header to refer to version
14710 3 of the GNU General Public License and to point readers at the
14711 COPYING3 file and the FSF's license web page.
14712 * config/vax/linux.h: Likewise.
14714 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14716 * config/i386/i386.md (cmpcc): New.
14717 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14718 (sync_compare_and_swap_cc*): Delete.
14720 * config/s390/s390.c (s390_compare_emitted): Remove.
14721 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14722 s390_compare_emitted used to be handled. Assert that modes match.
14723 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14724 refer to sync_compare_and_swap_ccsi.
14725 * config/s390/s390.h (s390_compare_emitted): Remove.
14726 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14727 instead of s390_compare_emitted.
14728 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14729 instead of s390_compare_emitted.
14730 * config/s390/s390.md (cmpcc): New.
14731 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14732 CC_REGNUM, do not pretend it's set.
14733 (sync_compare_and_swap_cc*): Delete.
14734 * config/s390/predicates.md (cc_reg_operand): New.
14736 * expr.c (sync_compare_and_swap_cc): Delete.
14737 * optabs.h (sync_compare_and_swap_cc): Delete.
14738 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14739 is being used with can_compare_p.
14740 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14741 (find_cc_set): New.
14742 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14743 look for a MODE_CC set instead. Use emit_store_flag.
14744 (expand_compare_and_swap_loop): Likewise, with some additional
14745 complication to avoid a force_reg when useless. Use
14746 emit_cmp_and_jump_insns.
14747 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14748 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14749 sync_compare_and_swap documentation.
14751 2009-04-09 Jan Hubicka <jh@suse.cz>
14753 * except.c (find_prev_try): Break out from ....
14754 (duplicate_eh_regions): ... here; properly update prev_try pointers
14755 when duplication part of tree.
14756 (dump_eh_tree): Improve dumping.
14757 (verify_eh_region): New.
14758 (verify_eh_tree): Use it.
14760 2009-04-06 Richard Guenther <rguenther@suse.de>
14762 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14763 &ARRAY addresses by adjusting their types and prepending
14765 * tree-cfg.c (verify_gimple_assign_single): Verify that
14766 addresses are correct.
14768 2009-04-09 Richard Guenther <rguenther@suse.de>
14770 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14771 indices into an array reference if possible.
14772 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14773 Fold POINTER_PLUS_EXPR statements with invariant address.
14775 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14778 * config.gcc (powerpc64-*-linux*): Always build biarch.
14780 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14783 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14784 it and pedwarn if this results in an INTEGER_CST.
14786 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14788 * doc/install.texi: Update minimum GMP version. Remove obsolete
14789 text in MPFR section.
14791 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14793 * dwarf2out.c (class_scope_p): New static inline.
14794 (class_or_namespace_scope_p): Use it.
14795 (gen_variable_die): Use DW_TAG_member tag for static data member
14796 declarations instead of DW_TAG_variable.
14798 PR middle-end/39573
14799 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14802 2009-04-08 Richard Guenther <rguenther@suse.de>
14804 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14805 valueize random data.
14807 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14809 * config.gcc (aix tm_file): Add aix-stdint.h.
14810 (aix tm clause use_gcc_stdint): Set to wrap.
14811 * config/rs6000/aix-stdint.h: New file.
14813 2009-04-08 Richard Guenther <rguenther@suse.de>
14815 PR middle-end/36291
14816 * tree-dfa.c (add_referenced_var): Do not recurse into
14817 global initializers.
14818 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14820 (fold_const_aggregate_ref): Likewise.
14822 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14824 * recog.c (ordered_comparison_operator): New.
14825 * gensupport.c (std_preds): Add it.
14826 * doc/md.texi (Machine-Independent Predicates): Document it.
14828 2009-04-08 Jan Hubicka <jh@suse.cz>
14830 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14831 * function.h (rtl_eh): Remove exception_handler_label_map.
14832 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14833 remove_exception_handler_label, for_each_eh_label_1): Remove.
14834 (rtl_remove_unreachable_regions): Remove.
14835 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14836 (find_exception_handler_labels): Don't build the hashtable.
14837 (maybe_remove_eh_handler): Remove.
14838 (for_each_eh_label): Rewrite to walk the tree.
14839 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14840 * except.h (maybe_remove_eh_handler): Remove.
14841 * passes.c (init_optimization_passes): Schedule second EH cleanup
14843 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14844 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14846 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14848 * genoutput.c (validate_optab_operands): New.
14849 (gen_insn, gen_expand): Call it.
14851 * genflags.c (gen_insn): Detect misused iterators.
14852 (main): Pass line_no to gen_insn, exit with status 1 on error.
14854 * genextract.c (line_no): Make global.
14855 (VEC_safe_set_locstr): Change assertion to error message.
14856 (main): Exit with status 1 on error.
14858 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14862 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14863 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14864 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14865 * c-convert.c (convert): Do not call fold on results of conversion
14866 functions when the result is a C_MAYBE_CONST_EXPR.
14867 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14868 of __builtin_choose_expr.
14869 * c-typeck.c (remove_c_maybe_const_expr): New.
14870 (build_unary_op, build_conditional_expr, build_compound_expr,
14871 build_binary_op, c_objc_common_truthvalue_conversion): Call
14872 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14875 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14877 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14878 CODE to produce a new one. Add a prototype to use fold_convert_const
14880 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14883 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14884 mix declarations and code.
14886 2009-04-08 Ben Elliston <bje@au.ibm.com>
14888 * gcc.c: Replace `CC' with `GCC' throughout.
14890 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14892 * doc/invoke.texi: Document Atom support.
14894 2009-04-07 Jason Merrill <jason@redhat.com>
14897 * c-common.h, c-common.c: Add flag_pretty_templates.
14898 * c-opts.c (c_common_handle_option): Set it.
14899 * c.opt: Add -fno-pretty-templates.
14900 * doc/invoke.texi (C++ Dialect Options): Likewise.
14902 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14904 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14905 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14906 (ia64_expand_builtin): Likewise.
14908 2009-04-07 Martin Jambor <mjambor@suse.cz>
14910 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14911 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14912 ADDR_EXPRS are include too.
14914 2009-04-07 Richard Guenther <rguenther@suse.de>
14916 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14917 decls are only used if passes as parameters or if they are
14918 local statics and the call is not to a builtin.
14919 (call_may_clobber_ref_p_1): Likewise.
14921 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14923 * expr.c (do_store_flag): Remove last argument. Simplify code
14924 to avoid duplication of tests already done by can_compare_p.
14925 (expand_expr_real_1): Adjust caller.
14927 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14929 * optabs.c (can_compare_p): Test the predicate of a
14930 cbranch and cstore pattern.
14932 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14934 * expr.c (convert_move): Use emit_store_flag instead of
14937 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14939 * config/i386/i386.c (ix86_compare_emitted): Remove.
14940 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14941 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14942 * config/i386/i386.h (ix86_compare_emitted): Remove.
14943 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14944 instead of ix86_compare_emitted.
14945 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14947 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14949 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14950 Add t-sysroot-suffix to tmake_file.
14951 * config/print-sysroot-suffix.sh: New file.
14952 * config/t-sysroot-suffix: New file.
14954 2009-04-07 Ben Elliston <bje@au.ibm.com>
14956 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14957 as the latter produces a warning when the target does not support
14960 2009-04-07 Ben Elliston <bje@au.ibm.com>
14962 * dfp.c: Replace type punning assignments with memcpy throughout.
14963 * Makefile.in (dfp.o-warn): Remove.
14965 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14968 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14969 Include soft-fp/t-softfp after rs6000/t-linux64.
14971 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14973 * stor-layout.c (set_sizetype): Use the full precision of their
14974 machine mode for bitsize types.
14976 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14978 * config/i386/i386.md: Revert 2 accidental checkins.
14980 2009-04-06 Joey Ye <joey.ye@intel.com>
14981 Xuepeng Guo <xuepeng.guo@intel.com>
14982 H.J. Lu <hongjiu.lu@intel.com>
14984 Atom pipeline model, tuning and insn selection.
14985 * config.gcc (atom): Add atom config options and target.
14987 * config/i386/atom.md: New.
14989 * config/i386/i386.c (atom_cost): New cost.
14990 (m_ATOM): New macro flag.
14991 (initial_ix86_tune_features): Set m_ATOM.
14992 (x86_accumulate_outgoing_args): Likewise.
14993 (x86_arch_always_fancy_math_387): Likewise.
14994 (processor_target): Add Atom cost.
14995 (cpu_names): Add Atom cpu name.
14996 (override_options): Set Atom ISA.
14997 (ix86_issue_rate): New case PROCESSOR_ATOM.
14998 (ix86_adjust_cost): Likewise.
15000 * config/i386/i386.h (TARGET_ATOM): New target macro.
15001 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15002 (TARGET_OPT_AGU): New target option.
15003 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15004 (processor_type): Add PROCESSOR_ATOM.
15006 * config/i386/i386.md (cpu): Add new value "atom".
15007 (use_carry, movu): New attr.
15008 (atom.md): Include atom.md.
15009 (adddi3_carry_rex64): Set attr "use_carry".
15010 (addqi3_carry): Likewise.
15011 (addhi3_carry): Likewise.
15012 (addsi3_carry): Likewise.
15013 (*addsi3_carry_zext): Likewise.
15014 (subdi3_carry_rex64): Likewise.
15015 (subqi3_carry): Likewise.
15016 (subhi3_carry): Likewise.
15017 (subsi3_carry): Likewise.
15018 (x86_movdicc_0_m1_rex64): Likewise.
15019 (*x86_movdicc_0_m1_se): Likewise.
15020 (x86_movsicc_0_m1): Likewise.
15021 (*x86_movsicc_0_m1_se): Likewise.
15022 (*adddi_1_rex64): Emit add insn as much as possible.
15023 (*addsi_1): Likewise.
15024 (return_internal): Set atom_unit.
15025 (return_internal_long): Likewise.
15026 (return_pop_internal): Likewise.
15027 (*rcpsf2_sse): Set atom_sse_attr attr.
15028 (*qrt<mode>2_sse): Likewise.
15029 (*prefetch_sse): Likewise.
15031 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15033 (ix86_target_macros_internal): Likewise.
15035 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15036 (*prefetch_sse_rex): Likewise.
15037 (sse_rcpv4sf2): Likewise.
15038 (sse_vmrcpv4sf2): Likewise.
15039 (sse_sqrtv4sf2): Likewise.
15040 (<sse>_vmsqrt<mode>2): Likewise.
15041 (sse_ldmxcsr): Likewise.
15042 (sse_stmxcsr): Likewise.
15043 (*sse_sfence): Likewise.
15044 (sse2_clflush): Likewise.
15045 (*sse2_mfence): Likewise.
15046 (*sse2_lfence): Likewise.
15047 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15048 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15049 (avx_movdqu<avxmodesuffix>): Likewise.
15050 (avx_lddqu<avxmodesuffix>): Likewise.
15051 (sse2_movntv2di): Change attr "type" to "ssemov".
15052 (sse2_movntsi): Likewise.
15053 (rsqrtv8sf2): Change attr "type" to "sseadd".
15054 (sse3_addsubv2df3): Set attr "atom_unit".
15055 (sse3_h<plusminus_insn>v4sf3): Likewise.
15056 (*sse2_pmaddwd): Likewise.
15057 (*vec_extractv2di_1_rex64): Likewise.
15058 (*vec_extractv2di_1_avx): Likewise.
15059 (sse2_psadbw): Likewise.
15060 (ssse3_phaddwv8hi3): Likewise.
15061 (ssse3_phaddwv4hi3): Likewise.
15062 (ssse3_phadddv4si3): Likewise.
15063 (ssse3_phadddv2si3): Likewise.
15064 (ssse3_phaddswv8hi3): Likewise.
15065 (ssse3_phaddswv4hi3): Likewise.
15066 (ssse3_phsubwv8hi3): Likewise.
15067 (ssse3_phsubwv4hi3): Likewise.
15068 (ssse3_phsubdv4si3): Likewise.
15069 (ssse3_phsubdv2si3): Likewise.
15070 (ssse3_phsubswv8hi3): Likewise.
15071 (ssse3_phsubswv4hi3): Likewise.
15072 (ssse3_pmaddubsw128): Likewise.
15073 (sse3_pmaddubsw: Likewise.
15074 (ssse3_palignrti): Likewise.
15075 (ssse3_palignrdi): Likewise.
15077 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15079 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15081 2009-04-06 Richard Guenther <rguenther@suse.de>
15083 PR tree-optimization/28868
15084 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15085 of which PHI results we inserted.
15086 (insert_into_preds_of_block): Record inserted PHIs.
15087 (eliminate): Eliminate redundant PHI nodes.
15088 (init_pre): Init inserted_phi_names.
15090 2009-04-06 Richard Guenther <rguenther@suse.de>
15092 PR tree-optimization/39643
15093 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15094 IMAGPART_EXPRs of complex constants.
15095 (execute_fold_all_builtins): If we folded a call queue
15096 TODO_update_address_taken.
15098 2009-04-06 Jan Hubicka <jh@suse.cz>
15100 PR middle-end/39659
15101 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15104 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15106 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15108 (ic_invalidate_array): Likewise.
15110 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15112 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15113 alignment for library calls.
15115 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15117 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15118 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15119 * config/i386/mingw-stdint.h: New file.
15121 2009-04-05 Richard Guenther <rguenther@suse.de>
15123 PR tree-optimization/39648
15124 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15125 our &A vs. &A[0] IL deficiencies.
15127 2009-04-04 Jan Hubicka <jh@suse.cz>
15129 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15130 removed toplevel regions.
15131 (sjlj_mark_call_sites): Likewise.
15133 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15135 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15136 (cygwin tm clause use_gcc_stdint): Set to wrap.
15137 * config/i386/cygwin-stdint.h: New file.
15139 2009-04-04 Richard Guenther <rguenther@suse.de>
15141 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15142 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15143 single-argument PHIs if we are in loop-closed SSA form.
15144 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15145 for the pre-condition.
15146 (slpeel_tree_peel_loop_to_edge): Likewise.
15147 (vect_build_loop_niters): Take an optional sequence to append stmts.
15148 (vect_generate_tmps_on_preheader): Likewise.
15149 (vect_do_peeling_for_loop_bound): Take extra guards for the
15151 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15152 the cost model check.
15153 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15154 guards if we are going to peel. Do not apply versioning in that case.
15155 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15156 (vect_do_peeling_for_loop_bound): Likewise.
15157 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15158 loop bound only record extra pre-conditions, do not apply loop
15161 2009-04-04 Richard Guenther <rguenther@suse.de>
15163 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15166 2009-04-04 Jan Hubicka <jh@suse.cz>
15168 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15169 last_basic_block for size of bb->index indexed array.
15170 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15171 compute_out, link_btr_uses, build_btr_def_use_webs,
15172 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15174 2009-04-04 Jan Hubicka <jh@suse.cz>
15176 * except.c (remove_eh_handler_and_replace): Break out from ...
15177 (remove_eh_handler): ... here.
15178 (bring_to_root): New function.
15179 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15180 handled ones, bring others to root of tree.
15182 2009-04-04 Jan Hubicka <jh@suse.cz>
15184 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15185 (all_phis_safe_to_merge): New function.
15186 (update_info): New structure.
15187 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15188 (cleanup_empty_eh): Update SSA if possible.
15190 2009-04-04 Richard Guenther <rguenther@suse.de>
15192 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15193 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15194 (append_vuse): Likewise.
15196 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15198 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15199 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15200 instead of REG_UNSAVED for DW_CFA_undefined.
15201 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15202 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15205 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15208 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15209 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15210 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15212 2009-04-04 Richard Guenther <rguenther@suse.de>
15214 PR tree-optimization/8781
15215 PR tree-optimization/37892
15216 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15217 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15218 (valueize_refs): Call it for *& valueizations.
15219 (shared_reference_ops_from_ref): Rename to ...
15220 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15221 (shared_reference_ops_from_call): Rename to ...
15222 (valueize_shared_reference_ops_from_call): ... this and valueize.
15223 (vn_reference_lookup): Update.
15224 (visit_reference_op_call): Likewise.
15225 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15226 (eliminate): Value-replace the call address in call statements.
15228 2009-04-04 Richard Guenther <rguenther@suse.de>
15230 PR tree-optimization/39636
15231 * tree-ssa-forwprop.c
15232 (forward_propagate_addr_into_variable_array_index): Check for
15233 GIMPLE_ASSIGN before accessing the rhs code.
15235 2009-04-03 Jason Merrill <jason@redhat.com>
15237 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15239 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15241 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15242 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15243 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15244 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15245 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15246 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15247 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15248 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15249 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15250 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15251 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15252 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15253 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15254 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15255 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15256 Use fr_reg_or_fp01_operand instead of fr_register_operand
15258 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15259 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15260 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15262 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15264 PR rtl-optimization/39607
15265 PR rtl-optimization/39631
15269 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15270 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15271 instead of DF_LR_OUT.
15272 * ira-lives.c (process_bb_node_lives): Ditto.
15273 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15274 instead of DF_LR_{OUT,IN}.
15275 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15276 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15278 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15280 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15281 (execute_lower_omp): Always run but take the short way out if -fopenmp
15283 (gate_lower_omp): Remove, forcing the pass manager to always run the
15284 pass and always set PROP_gimple_lomp.
15285 (pass_lower_omp): Remove gate function.
15286 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15287 PROP_trees. Instead, require it.
15288 * ipa-cp.c (pass_ipa_cp): Likewise.
15289 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15290 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15291 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15292 and PROP_gimple_leh.
15294 2009-04-03 Richard Guenther <rguenther@suse.de>
15296 PR middle-end/13146
15297 PR tree-optimization/23940
15298 PR tree-optimization/33237
15299 PR middle-end/33974
15300 PR middle-end/34093
15301 PR tree-optimization/36201
15302 PR tree-optimization/36230
15303 PR tree-optimization/38049
15304 PR tree-optimization/38207
15305 PR tree-optimization/38230
15306 PR tree-optimization/38301
15307 PR tree-optimization/38585
15308 PR middle-end/38895
15309 PR tree-optimization/38985
15310 PR tree-optimization/39299
15311 * tree-ssa-structalias.h: Remove.
15312 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15313 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15314 (struct vuse_element_d): Remove.
15315 (struct vuse_vec_d): Likewise.
15316 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15317 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15318 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15319 VUSE_ELEMENT_VAR): Likewise.
15320 (struct voptype_d): Likewise.
15321 (NUM_VOP_FREE_BUCKETS): Likewise.
15322 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15323 (struct stmt_operands_d): Remove.
15324 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15325 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15326 VDEF_NUM, VDEF_VECT): Likewise.
15327 (copy_virtual_operands): Remove.
15328 (operand_build_cmp): Likewise.
15329 (create_ssa_artificial_load_stmt): Likewise.
15330 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15331 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15332 vuse_index and mayuse_index members. Pack and move done and iter_type
15333 members to the front.
15334 (SSA_OP_VMAYUSE): Remove.
15335 (SSA_OP_VIRTUAL_USES): Adjust.
15336 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15337 (unlink_stmt_vdef): Declare.
15338 (add_to_addressable_set): Remove.
15339 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15340 (vrp_visit_stmt): Likewise.
15341 * doc/tree-ssa.texi (Alias analysis): Update.
15342 * doc/invoke.texi (max-aliased-vops): Remove docs.
15343 (avg-aliased-vops): Likewise.
15344 * tree-into-ssa.c (syms_to_rename): Remove.
15345 (need_to_update_vops_p): Likewise.
15346 (need_to_initialize_update_ssa_p): Rename to ...
15347 (update_ssa_initialized_fn): ... this. Track function we are
15349 (symbol_marked_for_renaming): Simplify.
15350 (add_new_name_mapping): Do not set need_to_update_vops_p.
15351 (dump_currdefs): Use SYMS_TO_RENAME.
15352 (rewrite_update_stmt): Always walk all uses/defs.
15353 (dump_update_ssa): Adjust.
15354 (init_update_ssa): Take function argument. Track what we are
15356 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15357 (create_new_def_for): Initialize for cfun, assert we are initialized
15359 (mark_sym_for_renaming): Simplify.
15360 (mark_set_for_renaming): Do not initialize update-ssa.
15361 (need_ssa_update_p): Simplify. Take function argument.
15362 (name_mappings_registered_p): Assert we ask for the correct function.
15363 (name_registered_for_update_p): Likewise.
15364 (ssa_names_to_replace): Likewise.
15365 (release_ssa_name_after_update_ssa): Likewise.
15366 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15367 (dump_decl_set): Do not print a newline.
15368 (debug_decl_set): Do it here.
15369 (dump_update_ssa): And here.
15370 * tree-ssa-loop-im.c (move_computations): Adjust.
15371 (movement_possibility): Likewise.
15372 (determine_max_movement): Likewise.
15373 (gather_mem_refs_stmt): Likewise.
15374 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15375 or NAME_MEMORY_TAG.
15376 * tree-complex.c (update_all_vops): Remove.
15377 (expand_complex_move): Adjust.
15378 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15379 Simplify test for memory referencing statement. Exclude
15380 non-invariant ADDR_EXPRs.
15381 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15382 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15383 (rdg_flag_uses): Likewise.
15384 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15386 (tree_optimize_tail_calls_1): Also split the
15387 edge from the entry block if we have degenerate PHI nodes in
15388 the first basic block.
15389 * tree.c (init_ttree): Remove memory-tag related code.
15390 (tree_code_size): Likewise.
15391 (tree_node_structure): Likewise.
15392 (build7_stat): Re-write to be build6_stat.
15393 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15394 (SSA_VAR_P): Adjust.
15395 (struct tree_memory_tag): Remove.
15396 (struct tree_memory_partition_tag): Likewise.
15397 (union tree_node): Adjust.
15398 (build7): Re-write to be build6.
15399 * tree-pass.h (pass_reset_cc_flags): Remove.
15400 (TODO_update_address_taken): New flag.
15401 (pass_simple_dse): Remove.
15402 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15403 * params.h (MAX_ALIASED_VOPS): Remove.
15404 (AVG_ALIASED_VOPS): Likewise.
15405 * omp-low.c (expand_omp_taskreg): Update SSA form.
15406 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15407 aliases the lhs in a copy stmt.
15408 * tree-ssa-dse.c (struct address_walk_data): Remove.
15409 (memory_ssa_name_same): Likewise.
15410 (memory_address_same): Likewise.
15411 (get_kill_of_stmt_lhs): Likewise.
15412 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15413 unused stores. Look through PHI nodes into post-dominated regions.
15414 (dse_optimize_stmt): Simplify. Properly remove stores.
15415 (tree_ssa_dse): Compute dominators.
15416 (execute_simple_dse): Remove.
15417 (pass_simple_dse): Likewise.
15418 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15419 gimple_loaded_syms and gimple_stored_syms computation.
15420 * toplev.c (dump_memory_report): Dump alias and pta stats.
15421 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15422 (vn_reference_eq): Likewise.
15423 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15424 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15425 valueize_vuses): Remove.
15426 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15427 (get_def_ref_stmt_vuse): ... this.
15428 (vn_reference_lookup_2): New function.
15429 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15430 walking equivalent vuses. Simplify.
15431 (vn_reference_lookup): Likewise.
15432 (vn_reference_insert): Likewise.
15433 (vn_reference_insert_pieces): Likewise.
15434 (visit_reference_op_call): Simplify.
15435 (visit_reference_op_load): Likewise.
15436 (visit_reference_op_store): Likewise.
15437 (init_scc_vn): Remove shared_lookup_vuses initialization.
15438 (free_scc_vn): Remove shared_lookup_vuses freeing.
15439 (sort_vuses, sort_vuses_heap): Remove.
15440 (get_ref_from_reference_ops): Export.
15441 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15442 vector with single vuse pointer.
15443 (vn_reference_lookup_pieces, vn_reference_lookup,
15444 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15445 (shared_vuses_from_stmt): Remove.
15446 (get_ref_from_reference_ops): Declare.
15447 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15448 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15449 memory-tag related code.
15450 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15451 (likely_value): Add comment, skip static-chain of call statements.
15452 (surely_varying_stmt_p): Adjust.
15453 (gimplify_and_update_call_from_tree): Likewise.
15454 (execute_fold_all_builtins): Do not rebuild alias info.
15455 (gimplify_and_update_call_from_tree): Properly update VOPs.
15456 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15457 (copy_ref_info): Remove memory-tag related code.
15458 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15459 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15460 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15462 * tree-ssa-dom.c (gimple_p): Remove typedef.
15463 (eliminate_redundant_computations): Adjust.
15464 (record_equivalences_from_stmt): Likewise.
15465 (avail_expr_hash): Likewise.
15466 (avail_expr_eq): Likewise.
15467 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15468 (stmt_makes_single_load): Likewise.
15469 (stmt_makes_single_store): Likewise.
15470 * tree-ssa-alias.c: Rewrite completely.
15471 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15472 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15473 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15474 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15475 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15476 Remove public functions.
15477 (pass_reset_cc_flags): Remove.
15478 (pass_build_alias): Move ...
15479 * tree-ssa-structalias.c (pass_build_alias): ... here.
15480 * tree-ssa-alias.c (may_be_aliased): Move ...
15481 * tree-flow-inline.h (may_be_aliased): ... here.
15482 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15483 count_uses_and_derefs): Move ...
15484 * gimple.c: ... here.
15485 * gimple.h (count_uses_and_derefs): Declare.
15486 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15487 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15488 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15489 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15490 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15491 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15492 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15494 * tree-dfa.c (refs_may_alias_p): Move ...
15495 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15496 * tree-ssa-alias.h: New file.
15497 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15498 (statement_sink_location): Likewise.
15499 * opts.c (decode_options): Do not adjust max-aliased-vops or
15500 avg-aliased-vops values.
15501 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15502 (TV_CALL_CLOBBER): Likewise.
15503 (TV_FLOW_SENSITIVE): Likewise.
15504 (TV_FLOW_INSENSITIVE): Likewise.
15505 (TV_MEMORY_PARTITIONING): Likewise.
15506 (TV_ALIAS_STMT_WALK): New timevar.
15507 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15508 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15509 (get_address_description): Remove memory-tag related code.
15510 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15511 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15512 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15513 and immediate uses in statements. Document.
15514 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15515 (dump_symbols): Remove.
15516 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15517 * alias.c (get_deref_alias_set): New function split out from ...
15518 (get_alias_set): ... here.
15519 * alias.h (get_deref_alias_set): Declare.
15520 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15521 type parameter. Remove restrict pointer handling. Create a
15522 ref-all pointer in case type-based alias sets do not conflict.
15523 (vect_analyze_data_refs): Remove SMT related code.
15524 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15525 (vectorizable_load): Likewise.
15526 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15527 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15528 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15529 Ignore vops and SMTs.
15530 (dr_analyze_alias): Likewise..
15531 (free_data_ref): Likewise.
15532 (create_data_ref): Likewise.
15533 (analyze_all_data_dependences): Likewise.
15534 (get_references_in_stmt): Adjust.
15535 * tree-flow-inline.h (gimple_aliases_computed_p,
15536 gimple_addressable_vars, gimple_call_clobbered_vars,
15537 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15538 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15539 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15540 gimple_mem_ref_stats): Remove.
15541 (gimple_vop): New function.
15542 (op_iter_next_use): Remove vuses and mayuses cases.
15543 (op_iter_next_def): Remove vdefs case.
15544 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15545 (clear_and_done_ssa_iter): Do not set removed fields.
15546 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15547 Assert we are not iterating over vuses or vdefs if not also
15548 iterating over uses or defs.
15549 (op_iter_init_use): Likewise.
15550 (op_iter_init_def): Likewise.
15551 (op_iter_next_vdef): Remove.
15552 (op_iter_next_mustdef): Likewise.
15553 (op_iter_init_vdef): Likewise.
15554 (compare_ssa_operands_equal): Likewise.
15555 (link_use_stmts_after): Handle vuse operand.
15556 (is_call_used): Use is_call_clobbered.
15557 (is_call_clobbered): Global variables are always call clobbered,
15558 query the call-clobbers bitmap.
15559 (mark_call_clobbered): Ignore global variables.
15560 (clear_call_clobbered): Likewise.
15561 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15562 virtual operands sanity check.
15563 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15565 (TARGET_MEM_REF): Remove TMR_TAG operand.
15566 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15567 Remove call-clobber related code.
15568 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15569 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15570 partitions or escape reason.
15571 (get_single_def_stmt, get_single_def_stmt_from_phi,
15572 get_single_def_stmt_with_phi): Remove.
15573 (dump_referenced_vars): Tidy.
15574 (get_ref_base_and_extent): Allow bare decls.
15575 (collect_dfa_stats): Adjust.
15576 * graphite.c (rename_variables_in_stmt): Adjust.
15577 (graphite_copy_stmts_from_block): Likewise.
15578 (translate_clast): Likewise.
15579 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15581 (translate_vuse_through_block): Use the oracle.
15582 (phi_translate_1): Adjust.
15583 (value_dies_in_block_x): Use the oracle. Cache the outcome
15585 (valid_in_sets): Check if the VUSE for
15586 a REFERENCE is available.
15587 (eliminate): Do not remove stmts during elimination,
15588 instead queue and remove them afterwards.
15589 (do_pre): Do not rebuild alias info.
15590 (pass_pre): Run TODO_rebuild_alias before PRE.
15591 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15592 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15593 (mark_all_v_defs_stmt): Remove.
15594 (mark_all_v_defs_seq): Adjust.
15595 (sra_replace): Likewise.
15596 (scalarize_use): Likewise.
15597 (scalarize_copy): Likewise.
15598 (scalarize_init): Likewise.
15599 (scalarize_ldst): Likewise.
15600 (todoflags): Remove.
15601 (tree_sra): Do not rebuild alias info.
15602 (tree_sra_early): Adjust.
15603 (pass_sra): Run TODO_update_address_taken before SRA.
15604 * tree-predcom.c (set_alias_info): Remove.
15605 (prepare_initializers_chain): Do not call it.
15606 (mark_virtual_ops_for_renaming): Adjust.
15607 (mark_virtual_ops_for_renaming_list): Remove.
15608 (initialize_root_vars): Adjust.
15609 (initialize_root_vars_lm): Likewise.
15610 (prepare_initializers_chain): Likewise.
15611 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15612 (may_propagate_copy_into_stmt): Likewise.
15613 (merge_alias_info): Do nothing for now.
15614 (propagate_tree_value_into_stmt): Adjust.
15615 (stmt_may_generate_copy): Likewise.
15616 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15617 not mark symbols for renaming.
15618 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15619 with the same statement, make sure to update the new pointed-to one.
15620 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15621 call statements, do not mark symbols for renaming.
15622 (mark_operand_necessary): Dump something.
15623 (ref_may_be_aliased): New function.
15624 (mark_aliased_reaching_defs_necessary_1): New helper function.
15625 (mark_aliased_reaching_defs_necessary): Likewise.
15626 (mark_all_reaching_defs_necessary_1): Likewise.
15627 (mark_all_reaching_defs_necessary): Likewise.
15628 (propagate_necessity): Do not process virtual PHIs. For
15629 non-aliased loads mark all reaching definitions as necessary.
15630 For aliased loads and stores mark the immediate dominating
15631 aliased clobbers as necessary.
15632 (visited): New global static.
15633 (perform_tree_ssa_dce): Free visited bitmap after propagating
15635 (remove_dead_phis): Perform simple dead virtual PHI removal.
15636 (remove_dead_stmt): Properly unlink virtual operands when
15638 (eliminate_unnecessary_stmts): Schedule PHI removal after
15640 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15641 (process_replaceable): Likewise.
15642 (find_replaceable_in_bb): Likewise.
15643 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15644 based on the single gimple vop.
15645 (verify_flow_insensitive_alias_info): Remove.
15646 (verify_flow_sensitive_alias_info): Likewise.
15647 (verify_call_clobbering): Likewise.
15648 (verify_memory_partitions): Likewise.
15649 (verify_alias_info): Likewise.
15650 (verify_ssa): Adjust..
15651 (execute_update_addresses_taken): Export. Update SSA
15652 manually. Optimize only when optimizing. Use a local bitmap.
15653 (pass_update_address_taken): Remove TODO_update_ssa, add
15655 (pass_update_address_taken): Just use TODO_update_address_taken.
15656 (init_tree_ssa): Do not initialize addressable_vars.
15657 (verify_ssa): Verify new VUSE / VDEF properties.
15658 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15659 Do not call verify_alias_info.
15660 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15661 Do not free the loaded and stored syms bitmaps. Reset the escaped
15662 and callused solutions. Do not free addressable_vars.
15663 Remove memory-tag related code.
15664 (warn_uninitialized_var): Aliases are always available.
15665 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15666 * lambda-code.c (can_put_in_inner_loop): Adjust.
15667 (can_put_after_inner_loop): Likewise.
15668 (perfect_nestify): Likewise.
15669 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15670 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15671 (vectorizable_conversion): Do not mark symbols for renaming.
15672 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15673 (expand_call_inline): Unlink the calls virtual operands before
15675 (tree_function_versioning): Do not call update_ssa if we are not
15676 updating clones. Simplify.
15677 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15678 (propagate_with_phi): Likewise..
15679 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15680 clobber code. Assert we are not aliased or global.
15681 * tree-flow.h: Include tree-ssa-alias.h
15682 (enum escape_type): Remove.
15683 (struct mem_sym_stats_d): Likewise.
15684 (struct mem_ref_stats_d): Likewise.
15685 (struct gimple_df): Add vop member. Remove global_var,
15686 call_clobbered_vars, call_used_vars, addressable_vars,
15687 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15688 escaped and callused members.
15689 (struct ptr_info_def): Remove all members, add points-to solution
15691 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15692 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15693 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15694 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15695 (tree-ssa-alias.o): Likewise.
15696 (toplev.o): Add tree-ssa-alias.h
15697 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15698 * gimple.c (gimple_set_bb): Fix off-by-one error.
15699 (is_gimple_reg): Do not handle memory tags.
15700 (gimple_copy): Also copy virtual operands.
15701 Delay updating the statement. Do not reset loaded and stored syms.
15702 (gimple_set_stored_syms): Remove.
15703 (gimple_set_loaded_syms): Likewise.
15704 (gimple_call_copy_skip_args): Copy the virtual operands
15705 and mark the new statement modified.
15706 * tree-ssa-structalias.c (may_alias_p): Remove.
15707 (set_uids_in_ptset): Take the alias set to prune with as
15708 parameter. Fold in the alias test of may_alias_p.
15709 (compute_points_to_sets): Compute whether a ptr is dereferenced
15710 in a local sbitmap.
15711 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15712 other ADDRESSOF constraints on the lhs.
15713 (get_constraint_for_component_ref): Assert that we don't get
15714 ADDRESSOF constraints from the base of the reference.
15715 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15716 (struct variable_info): Remove collapsed_to member.
15717 (get_varinfo_fc): Remove.
15718 (new_var_info): Do not set collapsed_to.
15719 (dump_constraint): Do not follow cycles.
15720 (dump_constraint_graph): Likewise.
15721 (build_pred_graph): Likewise.
15722 (build_succ_graph): Likewise.
15723 (rewrite_constraints): Likewise.
15724 (do_simple_structure_copy): Remove.
15725 (do_rhs_deref_structure_copy): Remove.
15726 (do_lhs_deref_structure_copy): Remove.
15727 (collapse_rest_of_var): Remove.
15728 (do_structure_copy): Re-implement.
15729 (pta_stats): New global variable.
15730 (dump_pta_stats): New function.
15731 (struct constraint_expr): Make offset signed.
15732 (UNKNOWN_OFFSET): Define special value.
15733 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15734 (solution_set_expand): New helper function split out from ...
15735 (do_sd_constraint): ... here.
15736 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15737 (do_ds_constraint): Likewise.
15738 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15739 and CALLUSED = *CALLUSED.
15740 (set_union_with_increment): Make inc argument signed.
15741 (type_safe): Remove.
15742 (get_constraint_for_ptr_offset): Handle unknown and negative
15744 (first_vi_for_offset): Handle offsets before start. Bail
15745 out early for offsets beyond the variable extent.
15746 (first_or_preceding_vi_for_offset): New function.
15747 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15748 Together with ESCAPED = *ESCAPED this properly computes reachability.
15749 (find_what_var_points_to): New function.
15750 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15751 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15752 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15753 pt_solutions_intersect): New functions.
15754 (compute_call_used_vars): Remove.
15755 (compute_may_aliases): New main entry into PTA computation.
15756 * gimple.h (gimple_p): New typedef.
15757 (struct gimple_statement_base): Remove references_memory_p.
15758 (struct gimple_statement_with_memory_ops_base): Remove
15759 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15761 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15762 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15763 gimple_set_references_memory): Remove.
15764 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15765 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15767 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15768 (verify_expr): Allow RESULT_DECL.
15769 (gimple_duplicate_bb): Do not copy virtual operands.
15770 (gimple_duplicate_sese_region): Adjust.
15771 (gimple_duplicate_sese_tail): Likewise.
15772 (mark_virtual_ops_in_region): Remove.
15773 (move_sese_region_to_fn): Do not call it.
15774 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15775 and pass_simple_dse.
15776 (execute_function_todo): Handle TODO_update_address_taken,
15777 call execute_update_addresses_taken for TODO_rebuild_alias.
15778 (execute_todo): Adjust.
15779 (execute_one_pass): Init dump files early.
15780 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15782 (create_general_new_stmt): Clear vops.
15783 * tree-ssa-reassoc.c (get_rank): Adjust.
15784 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15785 symbols for renaming.
15786 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15787 (PARAM_AVG_ALIASED_VOPS): Likewise.
15788 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15789 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15790 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15791 (operand_build_cmp, copy_virtual_operands,
15792 create_ssa_artificial_load_stmt, add_to_addressable_set,
15793 gimple_add_to_addresses_taken): Remove public functions.
15794 (unlink_stmt_vdef): New function.
15796 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15798 * config.gcc (powerpc-*-linux*): Merge variants.
15800 2009-04-02 Chao-ying Fu <fu@mips.com>
15801 James Grosbach <james.grosbach@microchip.com>
15803 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15804 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15806 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15807 keep_interrupts_masked_p, use_debug_exception_return_p.
15808 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15809 keep_interrupts_masked, use_debug_exception_return.
15810 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15811 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15813 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15814 (mips_print_operand): Process COP0 registers to print $0 .. $31
15815 correctly for GAS to process.
15816 (mips_interrupt_extra_call_saved_reg_p): New function.
15817 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15819 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15820 (mips_compute_frame_info): Add supports for interrupt context that
15821 includes doubleword accumulators and COP0 registers.
15822 (mips_for_each_saved_acc): New function.
15823 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15824 mips_for_each_saved_reg.
15825 (mips_save_reg): Save accumulators.
15826 (mips_kernel_reg_p): A new for_each_rtx callback.
15827 (mips_expand_prologue): Support interrupt handlers.
15828 (mips_restore_reg): Restore accumulators.
15829 (mips_expand_epilogue): Support interrupt handlers.
15830 (mips_can_use_return_insn): Return false for interrupt handlers.
15831 (mips_epilogue_uses): New function.
15832 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15833 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15834 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15835 cop0_move): New instructions.
15836 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15837 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15839 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15841 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15842 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15843 interrupt handlers, we use K0 as the temporary register.
15844 (EPILOGUE_USES): Change to a function call.
15845 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15846 handlers, we use K0 as the temporary register.
15848 * doc/extend.texi (Function Attributes): Document interrupt,
15849 use_shadow_register_set, keep_interrupts_masked,
15850 use_debug_exception_return for MIPS attributes.
15852 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15854 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15855 Remove a number of t-files from tmake_file.
15856 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15857 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15858 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15859 target_prototype, not TARGET_PROTOTYPE.
15860 (LINK_OS_GNU_SPEC): Define.
15861 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15862 and darwin-ldoubdle.c.
15864 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15867 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15868 (cpp_options): Ditto.
15869 (default_compilers): Ditto.
15870 (display_help): Ditto.
15871 (process_command): Ditto.
15872 (do_spec_1): Ditto.
15873 (set_input): Use lbasename instead of duplicate code.
15874 (save_temps_prefix): New static for -save-temps=obj.
15875 (save_temps_length): Ditto.
15877 * doc/invoke.texi (-save-temps=obj): Document new variant to
15878 -save-temps switch.
15880 2009-04-02 Jeff Law <law@redhat.com>
15882 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15885 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15887 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15888 * configure: Regenerated.
15890 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15892 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15893 share the argument list.
15895 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15899 2009-02-12 Diego Novillo <dnovillo@google.com>
15901 * varpool.c (debug_varpool): New.
15902 * cgraph.h (debug_varpool): Declare.
15904 2009-04-02 Jan Hubicka <jh@suse.cz>
15906 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15909 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15911 * config/i386/i386.c (ix86_abi): Move initialization to ...
15912 (override_options): Here.
15914 2009-04-02 Christian Bruel <christian.bruel@st.com>
15916 * config/sh/sh.c (sh_dwarf_register_span): New function.
15917 (TARGET_DWARF_REGISTER_SPAN): Define.
15918 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15920 2009-04-02 Ira Rosen <irar@il.ibm.com>
15922 PR tree-optimization/39595
15923 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15924 interleaved loads group is not greater than the SLP group size.
15926 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15928 * builtins.c (is_builtin_name): New.
15929 (called_as_built_in): Use is_builtin_name.
15930 * tree.h (is_builtin_name): New.
15931 * varasm.c (incorporeal_function_p): Use is_builtin_name
15933 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15935 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15937 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15940 * c-decl.c (clone_underlying_type): Move this ...
15941 * c-common.c (set_underlying_type): ... here.
15942 Also, make sure the function properly sets TYPE_STUB_DECL() on
15943 the newly created typedef variant type.
15944 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15945 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15948 2009-04-02 Richard Guenther <rguenther@suse.de>
15950 PR tree-optimization/37221
15951 * tree-flow.h (degenerate_phi_result): Declare.
15952 * tree-ssa-dom.c (degenerate_phi_result): Export.
15953 * tree-scalar-evolution.c (analyze_initial_condition): If
15954 the initial condition is defined by a degenerate PHI node
15955 use the degenerate value.
15957 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15959 PR rtl-optimization/39588
15960 * combine.c (merge_outer_ops): Do not set the constant when this
15962 (simplify_shift_const_1): Do not modify it either in this case.
15964 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15966 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15967 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15969 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15972 * c-lex.c (interpret_float): Default (no suffix) is double.
15974 2009-04-1 Xinliang David Li <davidxl@google.com>
15976 * config/i386/i386.c (legitimate_constant_p): Recognize
15977 all one vector constant.
15979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15981 * config/vax/vax.c: Add #includes to silence warnings.
15982 Change #include order to silence two warnings.
15984 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15986 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15987 (ASM_SPEC): Pass -k to the assembler for PIC code.
15989 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15991 * config.gcc: Add vax-*-linux* to the switch.
15992 * config/vax/linux.h: New file. (TARGET_VERSION,
15993 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15995 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15997 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15998 Use predicate macros instead of GET_CODE() == foo.
15999 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16000 ashlsi3, rotrsi3, <unnamed>): Likewise.
16002 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16004 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16005 jbbccihi, jbbccisi): Remova trailing whitespace.
16006 * config/vax/constraints.md: Likewise.
16007 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16008 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16009 * config/vax/predicates.md: Likewise.
16010 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16011 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16012 * config/vax/vax.h: Likewise.
16013 * config/vax/vax.md (nonlocal_goto): Likewise.
16015 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16017 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16018 (indirectable_address_p, adjacent_operands_p): Add spaces around
16020 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16022 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16024 * config/vax/vax.c (legitimate_constant_address_p,
16025 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16026 index_term_p, reg_plus_index_p, legitimate_address_p,
16027 vax_mode_dependent_address_p): Update comments to match functions
16028 modified by the recent int->bool conversion.
16030 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16032 * config/vax/builtins.md: Update copyright message.
16033 * config/vax/constraints.md: Likewise.
16034 * config/vax/netbsd-elf.h: Likewise.
16035 * config/vax/predicates.md: Likewise.
16036 * config/vax/vax-protos.h: Likewise.
16037 * config/vax/vax.c: Likewise.
16038 * config/vax/vax.h: Likewise.
16039 * config/vax/vax.md: Likewise.
16040 * config/vax/vax.opt: Likewise.
16042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16044 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16045 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16046 * config/vax/constraints.md (B, R): Likewise.
16047 * config/vax/predicates.md (external_memory_operand,
16048 nonimmediate_addsub_di_operand): Likewise.
16049 * config/vax/vax.c (vax_output_int_add): Likewise.
16050 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16051 untyped_call): Likewise.
16053 2009-04-01 Matt Thomas <matt@3am-software.com>
16055 * config/vax/predicates.md: New file.
16056 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16057 external_const_operand, nonsymbolic_operand, external_memory_operand,
16058 indirect_memory_operand, indexed_memory_operand,
16059 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16060 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16062 * config/vax/constraints.md: New file.
16063 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16065 * config/vax/builtins.md: New file.
16066 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16067 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16069 * config/vax/vax.opt (mqmath): Add option.
16070 * config/vax/vax.md (isfx): Extend with DI.
16071 (VAXintQH, VAXintQHSD): Define.
16072 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16073 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16074 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16075 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16076 (movdi): Update constraints and use vax_output_int_move().
16077 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16078 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16079 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16080 nonlocal_goto): New.
16081 (mov<mode>): Extend accepted operand types.
16082 (subdi3_old): Rename from subdi3, change update constraints and use
16083 a new implementation.
16084 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16085 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16086 MOVE_RATIO, CLEAR_RATIO): Define.
16087 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16088 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16089 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16090 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16091 (split_quadword_operands): Make static and really allow variable
16093 (print_operand_address): Update for PIC generation.
16094 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16095 indexable_address_p, fixup_mathdi_operand,
16096 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16097 (vax_float_literal, legitimate_constant_p,
16098 indirectable_constant_address_p, index_term_p,
16099 reg_plus_index_p): Return bool instead of int.
16100 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16102 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16104 (vax_output_conditional_branch): Indent.
16105 (legitimate_constant_address_p, indirectable_constant_address_p,
16106 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16107 vax_mode_dependent_address_p): Return bool instead of int, update for
16109 * config/vax/vax-protos.h (legitimate_constant_address_p,
16110 legitimate_constant_p, legitimate_address_p,
16111 vax_mode_dependent_address_p): Change declaration to bool.
16112 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16113 vax_expand_addsub_di_operands, vax_output_int_subtract,
16114 vax_output_movmemsi): Declare.
16115 (split_quadword_operands, vax_float_literal): Delete declaration.
16116 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16117 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16118 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16119 ASM_OUTPUT_DWARF_PCREL): Define.
16120 (ASM_SPEC): Change definition to allow PIC generation.
16122 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16124 * doc/sourcebuild.texi: Update front-end requirements.
16126 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16129 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16130 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16131 (booldi3_internal3): Use boolean_or_operator instead of
16134 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16137 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16138 declarator whose size is not an integer constant expression but
16139 folds to an integer constant, then treat it as a constant
16142 2009-04-01 Richard Guenther <rguenther@suse.de>
16144 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16145 i * 4 + 2 to (i * 2 + 1) * 2.
16147 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16150 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16151 return if c_parser_asm_string_literal returned NULL.
16153 2009-04-01 Nick Clifton <nickc@redhat.com>
16155 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16157 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16158 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16159 other typedefs to avoid conflicts with libgcc2.c. Define labels
16160 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16162 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16163 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16166 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16168 * varasm.c (default_function_rodata_section): Declare DOT as
16171 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16172 Andrey Galkin <agalkin@hypercom.com>
16175 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16176 Make object_name unique for each process.
16178 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16181 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16182 addressable variables in the parallel that could go out of scope while
16183 running queued tasks.
16185 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16187 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16188 (CASE_VALUES_THRESHOLD): Redefine.
16189 * config/avr/avr.c (avr_override_options): Remove initialization of
16190 avr_case_values_threshold variable.
16191 (avr_case_values_threshold): Remove variable. Add new function.
16192 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16193 * config/avr/avr.opt (mno-tablejump): Remove option.
16194 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16196 2009-04-01 DJ Delorie <dj@redhat.com>
16198 * varasm.c (default_function_rodata_section): Don't assume
16199 anything about where the first '.' in the section name is.
16201 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16203 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16204 rs6000_emit_stack_tie.
16206 2009-03-31 Ian Lance Taylor <iant@google.com>
16208 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16209 gimple_code with GIMPLE_RESX, not RESX.
16211 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16213 * c-common.c (c_get_ident): New.
16214 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16216 2009-04-01 Ben Elliston <bje@au.ibm.com>
16218 * config/rs6000/sysv4.opt (msdata): Improve option description.
16220 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16222 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16223 (divdf3_internal_lat): Remove.
16224 (divxf3_internal_lat): Remove.
16225 (divxf3_internal_thr): Remove.
16226 (divxf): Use divxf3_internal.
16227 * config/ia64/div.md (divsf3_internal_lat): New.
16228 (divdf3_internal_lat): New.
16229 (divxf3_internal): New.
16231 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16234 * Makefile.in (USE_GCC_STDINT): Define.
16235 (stmp-int-hdrs): Install stdint.h if applicable.
16236 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16238 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16239 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16240 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16241 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16242 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16243 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16244 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16245 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16246 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16247 (c_common_nodes_and_builtins): Initialize
16248 underlying_wchar_type_node. Do not initialize
16249 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16250 nodes for new types.
16251 (c_stddef_cpp_builtins): Define macros for new types.
16252 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16254 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16255 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16256 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16257 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16258 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16259 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16260 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16261 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16262 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16263 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16264 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16265 int16_type_node, int32_type_node, int64_type_node,
16266 uint8_type_node, uint16_type_node, c_uint32_type_node,
16267 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16268 int_least32_type_node, int_least64_type_node,
16269 uint_least8_type_node, uint_least16_type_node,
16270 uint_least32_type_node, uint_least64_type_node,
16271 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16272 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16273 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16274 uintptr_type_node): Define.
16275 * c-cppbuiltin.c (builtin_define_constants,
16276 builtin_define_type_minmax): New.
16277 (builtin_define_stdint_macros): Define more macros.
16278 (c_cpp_builtins): Define more limit macros.
16279 (type_suffix): New.
16280 (builtin_define_type_max): Define in terms of
16281 builtin_define_type_minmax. Remove is_long parameter. All
16283 * config.gcc (use_gcc_stdint): Define.
16284 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16285 Add newlib-stdint.h for generic targets.
16286 * config/glibc-stdint.h, config/newlib-stdint.h,
16287 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16288 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16289 * config/score/score.h (UINTPTR_TYPE): Define.
16290 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16291 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16292 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16293 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16294 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16295 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16296 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16297 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16298 * config/spu/spu.h (STDINT_LONG32): Define.
16299 * configure.ac (use_gcc_stdint): Substitute.
16300 * configure: Regenerate.
16301 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16302 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16303 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16304 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16305 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16306 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16307 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16308 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16309 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16310 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16311 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16312 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16313 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16314 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16315 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16316 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16317 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16318 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16319 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16320 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16321 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16322 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16323 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16324 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16325 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16326 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16327 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16328 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16329 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16331 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16333 * loop-iv.c (suitable_set_for_replacement): Renamed from
16334 simplify_using_assignment; changed to return bool and to accept new
16335 args DEST and SRC. Return true iff we find a source/destination pair
16336 that can be used to make a replacement, and fill SRC and DEST if so.
16337 Remove arg ALTERED. Don't deal with altered regs here. All callers
16339 (simplify_using_initial_values): Deal with altered regs here and track
16340 more precisely the effect they have on the validity of our expression.
16342 * loop-iv.c (simplify_using_condition): A condition of the form
16343 (EQ REG CONST) can be used to simply make a substitution.
16344 (simplify_using_initial_values): Keep track of conditions we have seen
16345 and keep using them to simplify new expressions, while applying the
16346 same substitutions to them as to the expression.
16348 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16349 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16352 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16353 changed. Use this when trying to improve the upper bound.
16354 Generate the comparison by using simplify_gen_relational.
16356 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16358 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16360 (simplify_using_assignment, simplify_using_initial_values): Call
16361 replace_in_expr to make replacements. Call replace_single_def_regs
16362 once on the initial version of the expression.
16364 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16367 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16369 2009-03-31 Richard Guenther <rguenther@suse.de>
16371 PR middle-end/31029
16372 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16373 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16375 2009-03-31 Richard Guenther <rguenther@suse.de>
16377 * tree.h (div_if_zero_remainder): Declare.
16378 * fold-const.c (div_if_zero_remainder): Export.
16379 * tree-ssa-forwprop.c
16380 (forward_propagate_addr_into_variable_array_index): Handle
16381 constant array index addition outside of the variable index.
16383 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16386 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16387 define_splits, floatunssi<mode>2): Require x87 conversions from
16388 DImode to be permitted.
16390 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16392 PR preprocessor/15638
16393 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16395 2009-03-31 Richard Guenther <rguenther@suse.de>
16397 PR middle-end/23401
16398 PR middle-end/27810
16399 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16400 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16401 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16402 a separate statement.
16403 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16404 (lookup_tmp_var): Likewise.
16405 (is_gimple_formal_tmp_or_call_rhs): Remove.
16406 (is_gimple_reg_or_call_rhs): Rename to ...
16407 (is_gimple_reg_rhs_or_call): ... this.
16408 (is_gimple_mem_or_call_rhs): Rename to ...
16409 (is_gimple_mem_rhs_or_call): ... this.
16410 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16411 DECL_GIMPLE_REG_P only if is_formal is true.
16412 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16413 for non-proper post-modify expression gimplification.
16414 (gimplify_self_mod_expr): For post-modify expressions gimplify
16415 the lvalue to a minimal lvalue.
16416 (rhs_predicate_for): Remove formal temp case.
16417 (gimplify_modify_expr_rhs): Likewise.
16418 (gimplify_addr_expr): Use is_gimple_reg.
16419 (gimplify_expr): Remove formal temp cases.
16420 (gimple_regimplify_operands): Likewise.
16421 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16422 and FILTER_EXPR like constants.
16423 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16425 (is_gimple_formal_tmp_rhs): Remove.
16426 (is_gimple_reg_rhs): Remove special casing.
16427 (is_gimple_mem_rhs): Fix.
16428 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16429 (is_gimple_formal_tmp_var): Remove.
16430 (is_gimple_formal_tmp_reg): Likewise.
16431 (is_gimple_min_lval): Allow invariant component ref parts.
16432 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16433 is_gimple_formal_tmp_reg): Remove declarations.
16434 * tree-cfg.c (verify_expr): Verify that variables with address
16435 taken do not have DECL_GIMPLE_REG_P set.
16436 * tree-mudflap.c (mf_build_check_statement_for): Use
16437 force_gimple_operand instead of gimplify_expr.
16439 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16441 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16442 schedulable rows to compute_split_row.
16444 2009-03-31 Ben Elliston <bje@au.ibm.com>
16447 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16450 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16452 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16453 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16454 * configure: Regenerate.
16455 * config.in: Regenerate.
16456 * config/rs6000/rs6000.opt (mtls-markers): Add.
16457 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16458 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16459 (tls_ld_aix, tls_ld_sysv): Likewise.
16460 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16461 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16463 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16465 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16467 2009-03-30 Jan Hubicka <jh@suse.cz>
16469 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16471 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16472 detection and label handling.
16474 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16476 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16477 left_conflicts_size.
16478 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16479 ALLOCNO_LEFT_CONFLICTS_SIZE.
16481 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16482 remove_allocno_from_bucket_and_push,
16483 allocno_spill_priority_compare, push_allocnos_to_stack,
16484 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16485 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16486 (setup_allocno_left_conflicts_num): Ditto. Rename to
16487 setup_allocno_left_conflicts_size.
16488 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16489 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16490 setup_allocno_left_conflicts_size instead of
16491 setup_allocno_left_conflicts_num.
16493 * ira-build.c (ira_create_allocno): Use
16494 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16495 ALLOCNO_LEFT_CONFLICTS_NUM.
16497 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16499 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16500 instead of DF_LR_OUT.
16502 * ira-lives.c (process_bb_node_lives): Ditto.
16504 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16505 instead of DF_LR_{OUT,IN}.
16507 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16509 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16511 2009-03-30 Jan Hubicka <jh@suse.cz>
16513 * except.c (label_to_region_map): Fix thinko.
16515 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16517 PR middle-end/38237
16518 * tree.h (tree_find_value): New declaration.
16519 * tree.c (tree_find_value): New function.
16520 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16522 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16525 * c-decl.c (struct c_binding): Add locus field.
16526 (bind): Add locus argument, set locus field from it.
16527 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16528 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16529 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16530 implicitly_declare, undeclared_variable, lookup_label,
16531 declare_label, c_make_fname_decl, c_builtin_function,
16532 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16535 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16538 * config/i386/i386.c (classify_argument): Check total size of
16541 2009-03-30 Martin Jambor <mjambor@suse.cz>
16543 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16544 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16545 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16548 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16549 seen_variable_array_ref while also traversing a union.
16551 * tree-inline.c (optimize_inline_calls): Do not call
16552 cgraph_node_remove_callees.
16553 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16554 (pass_remove_cgraph_callee_edges): New variable.
16555 * passes.c (init_optimization_passes): Add
16556 pass_remove_cgraph_callee_edges after early inlining and before all
16557 late intraprocedural passes.
16559 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16561 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16563 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16564 Fix typos in names.
16566 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16568 * combine.c (simplify_comparison): Use have_insn_for.
16569 * dojump.c (do_jump): Likewise.
16571 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16573 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16574 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16575 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16576 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16577 instead of sparc_compare_emitted.
16578 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16579 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16580 instead of sparc_compare_emitted.
16582 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16584 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16585 enter/exit cfglayout mode.
16586 (pass_partition_block): Require it.
16587 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16588 (combine_instructions): Track basic blocks instead of labels.
16589 (update_cfg_for_uncondjump): New.
16590 (try_combine): Use it. Update jumps after rescanning.
16591 (pass_combine): Require PROP_cfglayout.
16592 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16594 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16596 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16597 Provide/destroy PROP_cfglayout respectively.
16598 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16599 * tree-pass.h (PROP_cfglayout): New.
16601 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16603 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16604 fold_convert_const_fixed_from_fixed,
16605 fold_convert_const_fixed_from_int,
16606 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16607 set TREE_CONSTANT_OVERFLOW.
16608 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16609 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16611 2009-03-30 Ira Rosen <irar@il.ibm.com>
16613 * tree-vect-loop-manip.c: New file.
16614 * tree-vectorizer.c: Update documentation and included files.
16615 (vect_loop_location): Make extern.
16616 (rename_use_op): Move to tree-vect-loop-manip.c
16617 (rename_variables_in_bb, rename_variables_in_loop,
16618 slpeel_update_phis_for_duplicate_loop,
16619 slpeel_update_phi_nodes_for_guard1,
16620 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16621 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16622 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16623 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16624 find_loop_location): Likewise.
16625 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16626 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16627 get_vectype_for_scalar_type, vect_is_simple_use,
16628 supportable_widening_operation, supportable_narrowing_operation):
16630 (bb_in_loop_p): Move to tree-vect-loop.c.
16631 (new_loop_vec_info, destroy_loop_vec_info,
16632 reduction_code_for_scalar_code, report_vect_op,
16633 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16634 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16635 (vect_supportable_dr_alignment): Likewise.
16636 * tree-vectorizer.h (tree-data-ref.h): Include.
16637 (vect_loop_location): Declare.
16638 Reorganize function declarations according to the new file structure.
16639 * tree-vect-loop.c: New file.
16640 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16641 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16642 * tree-vect-data-refs.c: New file.
16643 * tree-vect-patterns.c (timevar.h): Don't include.
16644 * tree-vect-stmts.c: New file.
16645 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16646 tree-vect-slp.c, tree-vect-loop.c.
16647 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16648 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16649 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16650 (tree-vect-analyze.o): Remove.
16651 (tree-vect-transform.o): Likewise.
16652 (tree-vect-data-refs.o): Add rule.
16653 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16654 tree-vect-slp.o): Likewise.
16655 (tree-vect-patterns.o): Remove redundant dependencies.
16656 (tree-vectorizer.o): Likewise.
16657 * tree-vect-slp.c: New file.
16659 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16661 * optc-gen.awk: Warn if an option flag has multiple different
16664 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16666 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16667 -floop-block): Document dependences on PPL, CLooG and Graphite.
16669 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16671 PR rtl-optimization/323
16672 * c-common.c (c_fully_fold, convert_and_check,
16673 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16674 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16675 * c-common.def (EXCESS_PRECISION_EXPR): New.
16676 * c-cppbuiltin.c (builtin_define_float_constants): Define
16677 constants with enough digits for long double.
16678 * c-lex.c (interpret_float): Interpret constant with excess
16679 precision where appropriate.
16680 * c-opts.c (c_common_post_options): Set
16681 flag_excess_precision_cmdline. Give an error for
16682 -fexcess-precision=standard for C++ for processors where the
16683 option is significant.
16684 * c-parser.c (c_parser_conditional_expression): Handle excess
16685 precision in condition.
16686 * c-typeck.c (convert_arguments): Handle arguments with excess
16688 (build_unary_op): Move excess precision outside operation.
16689 (build_conditional_expr): Likewise.
16690 (build_compound_expr): Likewise.
16691 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16692 (build_modify_expr): Handle excess precision in RHS.
16693 (convert_for_assignment): Handle excess precision in converted
16695 (digest_init, output_init_element, process_init_element): Handle
16696 excess precision in initializer.
16697 (c_finish_return): Handle excess precision in return value.
16698 (build_binary_op): Handle excess precision in operands and add
16699 excess precision as needed for operation.
16700 * common.opt (-fexcess-precision=): New option.
16701 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16702 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16703 For standard excess precision, output explicit conversion to and
16704 truncation from XFmode.
16705 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16706 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16707 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16708 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16709 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16710 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16711 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16712 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16713 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16714 define_splits, sqrt<mode>2): Disable where appropriate for
16715 standard excess precision.
16716 * convert.c (convert_to_real): Do not shorten arithmetic to type
16717 for which excess precision would be used.
16718 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16719 * doc/invoke.texi (-fexcess-precision=): Document option.
16720 (-mfpmath=): Correct index entry.
16721 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16722 flag_excess_precision): New.
16723 * langhooks.c (lhd_post_options): Set
16724 flag_excess_precision_cmdline.
16725 * opts.c (common_handle_option): Handle -fexcess-precision=.
16726 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16727 init_excess_precision): New.
16728 (lang_dependent_init_target): Call init_excess_precision.
16729 * tree.c (excess_precision_type): New.
16730 * tree.h (excess_precision_type): Declare.
16732 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16735 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16736 non-lvalue to component.
16738 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16740 PR preprocessor/34695
16741 * Makefile.in (c-opts.o): Depend on c-tree.h.
16742 * c-common.c: Move down include of diagnostic.h.
16743 (done_lexing, c_cpp_error): New.
16744 * c-common.h (done_lexing): Declare.
16745 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16747 * c-opts.c: Include c-tree.h.
16748 (c_common_init_options): Set preprocessor error callback.
16749 (c_common_handle_option): Do not set preprocessor
16750 inhibit_warnings, warnings_are_errors, warn_system_headers,
16751 pedantic_errors or inhibit_warnings flags.
16752 (c_common_post_options): Do not check cpp_errors (parse_in).
16753 (c_common_finish): Do not output dependencies if there were
16754 errors. Do not check return value of cpp_finish.
16755 * c-ppoutput.c (pp_file_change): Set input_location.
16756 * c-tree.h (c_cpp_error): Declare.
16757 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16759 (diagnostic_build_prefix): Check override_column.
16760 * diagnostic.h (diagnostic_info): Add override_column field.
16761 (diagnostic_override_column): Define.
16763 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16765 * c-common.c (c_expand_expr, c_staticp): Remove.
16766 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16767 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16768 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16769 * c-gimplify.c (gimplify_compound_literal_expr,
16770 optimize_compound_literals_in_ctor): Remove.
16771 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16772 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16773 * c-semantics.c (emit_local_var): Remove.
16775 * langhooks-def.h (lhd_expand_expr): Remove.
16776 * langhooks.c (lhd_expand_expr): Remove.
16777 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16779 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16780 handling from c-semantics.c; don't call into langhook.
16781 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16782 * gimplify.c (gimplify_compound_literal_expr,
16783 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16784 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16785 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16786 as was done in c-gimplify.c.
16787 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16788 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16789 Move from c-common.h.
16790 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16792 * tree.c (staticp): Do not call langhook.
16793 * langhooks.c (lhd_staticp): Delete.
16794 * langhooks-def.h (lhd_staticp): Delete prototype.
16795 (LANG_HOOKS_STATICP): Delete.
16796 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16798 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16799 instead of DECL_STMTs.
16801 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16809 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16811 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16812 contained expression.
16813 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16814 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16815 conditional expressions for C.
16816 (decl_constant_value_for_optimization): Move from
16817 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16818 whether optimizing and that the expression is a VAR_DECL not of
16819 array type instead of doing such checks in the caller. Do not
16820 check pedantic. Call gcc_unreachable for C++.
16821 * c-common.def (C_MAYBE_CONST_EXPR): New.
16822 * c-common.h (c_fully_fold, c_save_expr,
16823 decl_constant_value_for_optimization): New prototypes.
16824 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16825 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16826 EXPR_INT_CONST_OPERANDS): Define.
16827 * c-convert.c (convert): Strip nops from expression.
16828 * c-decl.c (groktypename): Take extra parameters expr and
16829 expr_const_operands. Update call to grokdeclarator.
16830 (start_decl): Update call to grokdeclarator. Add statement for
16831 expressions used in type of decl.
16832 (grokparm): Update call to grokdeclarator.
16833 (push_parm_decl): Update call to grokdeclarator.
16834 (build_compound_literal): Add parameter non_const and build a
16835 C_MAYBE_COSNT_EXPR if applicable.
16836 (grokdeclarator): Take extra parameters expr and
16837 expr_const_operands. Track expressions used in declaration
16838 specifiers and declarators. Fold array sizes and track whether
16839 they are constant expressions and whether they are integer
16840 constant expressions.
16841 (parser_xref_tag): Set expr and expr_const_operands fields in
16843 (grokfield): Update call to grokdeclarator.
16844 (start_function): Update call to grokdeclarator.
16845 (build_null_declspecs): Set expr and expr_const_operands fields in
16847 (declspecs_add_type): Handle expressions in typeof specifiers.
16848 * c-parser.c (c_parser_declspecs): Set expr and
16849 expr_const_operands fields for declaration specifiers.
16850 (c_parser_enum_specifier): Likewise.
16851 (c_parser_struct_or_union_specifier): Likewise.
16852 (c_parser_typeof_specifier): Likewise. Update call to
16853 groktypename. Fold expression as needed. Return expressions with
16854 type instead of adding statements.
16855 (c_parser_attributes): Update calls to c_parser_expr_list.
16856 (c_parser_statement_after_labels): Fold expression before passing
16857 to objc_build_throw_stmt.
16858 (c_parser_condition): Fold expression.
16859 (c_parser_asm_operands): Fold expression.
16860 (c_parser_conditional_expression): Use c_save_expr. Update call
16861 to build_conditional_expr.
16862 (c_parser_alignof_expression): Update call to groktypename.
16863 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16864 original_code. Fold expression argument of va_arg. Create
16865 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16866 argument to va_arg. Update calls to groktypename. Fold array
16867 index for offsetof. Verify that first argument to
16868 __builtin_choose_expr has integer type.
16869 (c_parser_postfix_expression_after_paren_type): Update calls to
16870 groktypename and build_compound_literal. Handle expressions with
16871 side effects in type name.
16872 (c_parser_postfix_expression_after_primary): Update call to
16873 c_parser_expr_list. Set original_code for calls to
16874 __builtin_constant_p.
16875 (c_parser_expr_list): Take extra parameter fold_p. Fold
16876 expressions if requested.
16877 (c_parser_objc_type_name): Update call to groktypename.
16878 (c_parser_objc_synchronized_statement): Fold expression.
16879 (c_parser_objc_receiver): Fold expression.
16880 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16881 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16882 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16883 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16884 (struct c_typespec): Add elements expr and expr_const_operands.
16885 (struct c_declspecs): Add elements expr and expr_const_operands.
16886 (groktypename, build_conditional_expr, build_compound_literal):
16888 (in_late_binary_op): Declare.
16889 * c-typeck.c (note_integer_operands): New function.
16890 (in_late_binary_op): New variable.
16891 (decl_constant_value_for_broken_optimization): Move to c-common.c
16892 and rename to decl_constant_value_for_optimization.
16893 (default_function_array_conversion): Do not strip nops.
16894 (default_conversion): Do not call
16895 decl_constant_value_for_broken_optimization.
16896 (build_array_ref): Do not fold result.
16897 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16898 result when operand is a VLA.
16899 (c_expr_sizeof_type): Update call to groktypename. Handle
16900 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16901 result when operand names a VLA type.
16902 (build_function_call): Update call to build_compound_literal.
16903 Only fold result for calls to __builtin_* functions. Strip
16904 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16905 the function designator.
16906 (convert_arguments): Fold arguments. Update call to
16907 convert_for_assignment.
16908 (build_unary_op): Handle increment and decrement of
16909 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16910 decrement earlier. Fold operand of increment and decrement.
16911 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16912 built for integer operand. Wrap returns that are INTEGER_CSTs
16913 without being integer constant expressions or that have integer
16914 constant operands without being INTEGER_CSTs.
16915 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16916 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16917 result is an integer constant expression or can be used in
16918 unevaluated parts of one and avoid folding and wrap as
16919 appropriate. Fold operands before possibly doing -Wsign-compare
16921 (build_compound_expr): Wrap result for C99 if operands can be used
16922 in integer constant expressions.
16923 (build_c_cast): Update call to digest_init. Do not ignore
16924 overflow from casting floating-point constants to integers. Wrap
16925 results that could be confused with integer constant expressions,
16926 null pointer constants or floating-point constants.
16927 (c_cast_expr): Update call to groktypename. Handle expressions
16928 included in type name.
16929 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16930 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16931 Update calls to convert_for_assignment.
16932 (convert_for_assignment): Take new parameter
16933 null_pointer_constant. Do not strip nops or call
16934 decl_constant_value_for_broken_optimization. Set
16935 in_late_binary_op for conversions to boolean.
16936 (store_init_value): Update call to digest_init.
16937 (digest_init): Take new parameter null_pointer_constant. Do not
16938 call decl_constant_value_for_broken_optimization. pedwarn for
16939 initializers not constant expressions. Update calls to
16940 convert_for_assignment.
16941 (constructor_nonconst): New.
16942 (struct constructor_stack): Add nonconst element.
16943 (really_start_incremental_init, push_init_level, pop_init_level):
16944 Handle constructor_nonconst and nonconst element.
16945 (set_init_index): Call constant_expression_warning for array
16947 (output_init_element): Fold value. Set constructor_nonconst as
16948 applicable. pedwarn for initializers not constant expressions.
16949 Update call to digest_init. Call constant_expression_warning
16950 where constant initializers are required.
16951 (process_init_element): Use c_save_expr.
16952 (c_finish_goto_ptr): Fold expression.
16953 (c_finish_return): Fold return value. Update call to
16954 convert_for_assignment.
16955 (c_start_case): Fold switch expression.
16956 (c_process_expr_stmt): Fold expression.
16957 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16958 ensure statement expression is not evaluated in constant expression.
16959 (build_binary_op): Track whether results are integer constant
16960 expressions or may occur in such, disable folding and wrap results
16961 as applicable. Fold operands for -Wsign-compare warnings unless
16963 (c_objc_common_truthvalue_conversion): Handle results folded to
16964 integer constants that are not integer constant expressions.
16965 * doc/extend.texi: Document when typeof operands are evaluated,
16966 that condition of __builtin_choose_expr is an integer constant
16967 expression, and more about use of __builtin_constant_p in
16970 2009-03-29 Richard Guenther <rguenther@suse.de>
16972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16973 propagate addresses of array references.
16975 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16977 * regmove.c (perhaps_ends_bb_p): Remove.
16978 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16979 from INSN and check that the main loop stays within that basic block.
16980 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16981 (regmove_forward_pass): Split out from regmove_optimize. Use
16982 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16983 (regmove_backward_pass): Split out from regmove_optimize. Use
16984 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16985 (regmove_optimize): Simplify.
16987 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16990 * config/i386/i386.c (classify_argument): Ignore flexible array
16991 member in struct and warn ABI change.
16993 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16995 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16997 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16998 (ix86_adjust_cost): Updated.
17000 2009-03-29 Jan Hubicka <jh@suse.cz>
17002 PR middle-end/28850
17003 * tree-pass.h (pass_cleanup_eh): New function.
17004 (remove_unreachable_regions): Break code handling RTL
17005 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17006 that can not be reached by runtime.
17007 (can_be_reached_by_runtime): New function.
17008 (label_to_region_map): New function.
17009 (num_eh_regions): New function.
17010 (rtl_remove_unreachable_regions): New function.
17011 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17012 (remove_eh_region): New function.
17013 * except.h: Include sbitmap and vecprim.
17014 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17015 num_eh_regions): Declare.
17016 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17017 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17018 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17019 (tree_empty_eh_handler_p): New function.
17020 (cleanup_empty_eh): New function.
17021 (cleanup_eh): New function.
17022 (pass_cleanup_eh): New function.
17024 2009-03-29 Jan Hubicka <jh@suse.cz>
17026 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17027 for removed regions.
17029 2009-03-29 Jan Hubicka <jh@suse.cz>
17031 * except.c (dump_eh_tree): Dump all datastructures.
17033 2009-03-29 Jan Hubicka <jh@suse.cz>
17035 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17036 (duplicate_eh_regions_1): Likewise.
17037 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17038 vector; call EH verification.
17039 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17040 Be ready for region being removed.
17042 2009-03-29 Jan Hubicka <jh@suse.cz>
17044 * bitmap.c (bitmap_last_set_bit): New function.
17045 * bitmap.h (bitmap_last_set_bit): Declare.
17047 2009-03-29 David Ayers <ayers@fsfe.org>
17050 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17051 by calling objc_compare_types and surpress warnings about
17052 incompatible C pointers that are compatible ObjC pointers.
17054 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17056 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17057 call initialize_inline_failed.
17058 (initialize_inline_failed): Move it from here ...
17059 * cgraph.c (initialize_inline_failed): ... to here.
17060 (cgraph_create_edge): Call initialize_inline_failed rather than
17061 setting inline_failed directly.
17063 2009-03-29 Ben Elliston <bje@au.ibm.com>
17066 * sysv4.opt (msdata): Improve comment.
17067 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17068 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17070 2009-03-29 Ben Elliston <bje@au.ibm.com>
17073 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17074 load and store attributes.
17076 2009-03-29 Ben Elliston <bje@au.ibm.com>
17078 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17079 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17080 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17081 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17082 __builtin_infq and __builtin_huge_valq.
17084 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17086 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17088 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17089 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17091 2009-03-28 Xinliang David Li <davidxl@google.com>
17093 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17094 (do_dbg_cnt): New function.
17096 2009-03-28 Jan Hubicka <jh@suse.cz>
17098 Merge from pretty-ipa:
17100 2009-03-27 Jan Hubicka <jh@suse.cz>
17102 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17103 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17104 * passes.c (function_called_by_processed_nodes_p): New.
17105 * ipa-pure-const.c (check_call): Fix handling of operands.
17106 (analyze_function): Dump debug output for skipped bodies.
17107 (local_pure_const): Use function_called_by_processed_nodes_p.
17108 * dwarf2out.c (reference_to_unused): Use output.
17109 * passes.c (do_per_function_toporder): Likewise.
17111 2008-11-12 Jan Hubicka <jh@suse.cz>
17113 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17114 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17115 state_set_in_source enum
17116 (check_decl): Ignore memory tags; do not set fake looping flags;
17118 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17119 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17120 (check_call, analyze_function): Rewrite.
17122 (add_new_function): Update call of analyze_function.
17123 (generate_summary): Add call of analyze_function.
17124 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17125 (local_pure_const): New function.
17126 (pass_local_pure_const): New pass.
17127 * ipa-inline.c (inline_transform): Set after_inlining.
17128 * tree-eh.c (stmt_can_throw_external): New.
17129 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17130 work with aliasing built.
17131 * tree-flow.h (stmt_can_throw_external): New.
17132 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17133 and local pure/const pass in early and late optimization queue.
17135 2009-03-28 Martin Jambor <mjambor@suse.cz>
17137 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17139 (fold_binary): Allow function decl aligment consideration is the
17140 second argument is integer constant one.
17141 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17142 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17143 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17145 2009-03-28 Jan Hubicka <jh@suse.cz>
17147 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17148 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17149 * function.h (rtl_data): Add nothrow flag.
17150 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17151 set DECL_NOTHROW for AVAILABLE functions.
17153 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17155 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17156 following vector keyword has expansion starting with pixel or bool
17157 keyword, expand vector to __vector and pixel or bool to __pixel or
17161 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17162 warn_if_disallowed_function_p): Removed.
17163 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17164 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17165 warning_if_disallowed_function_p.
17166 * flags.h (warn_if_disallowed_function_p,
17167 warn_disallowed_functions): Removed.
17168 * common.opt (Wdisallowed-function-list=): Removed.
17169 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17171 2009-03-28 Richard Guenther <rguenther@suse.de>
17173 PR tree-optimization/38723
17174 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17177 2009-03-28 Jan Hubicka <jh@suse.cz>
17179 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17180 test introduced by my previous patch.
17182 2009-03-28 Richard Guenther <rguenther@suse.de>
17184 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17185 the PHIs value undefined.
17187 2009-03-28 Jan Hubicka <jh@suse.cz>
17189 * tree-pass.h (pass_fixup_cfg): New pass.
17190 * ipa-inline.c (inline_transform): Set
17191 always_inline_functions_inlined/after_inlining.
17192 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17193 (pass_fixup_cfg): New pass.
17194 * passes.c (init_optimization_passes): Add fixup_cfg.
17196 2009-03-28 Richard Guenther <rguenther@suse.de>
17198 PR tree-optimization/38458
17199 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17200 argument use the arguments copy-of value.
17202 2009-03-28 Richard Guenther <rguenther@suse.de>
17204 PR tree-optimization/38180
17205 * tree-ssa-ccp.c (get_default_value): Simplify.
17206 (likely_value): Likewise.
17207 (surely_varying_stmt_p): Properly handle VOP case.
17208 (ccp_initialize): Likewise.
17209 (ccp_fold): Handle propagating through *&.
17210 (fold_const_aggregate_ref): Also handle decls.
17212 2009-03-28 Jan Hubicka <jh@suse.cz>
17214 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17215 * cgraph.h (cgraph_node): Likewise.
17216 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17217 (cgraph_reset_node): Use process flag.
17218 (cgraph_mark_functions_to_output): Likewise.
17219 (cgraph_expand_function): Likewise.
17220 (cgraph_expand_all_functions): Likewise.
17221 (cgraph_output_in_order): Likewise.
17222 * dwarf2out.c (reference_to_unused): Likewise.
17223 * passes.c do_per_function_toporder): Likewise.
17225 2009-03-28 Jan Hubicka <jh@suse.cz>
17227 Bring from lto-branch:
17229 2008-09-03 Doug Kwan <dougkwan@google.com>
17231 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17232 enums instead of reason strings.
17233 * cgraph.c (cgraph_create_edge): Same.
17234 (cgraph_inline_failed_string): New function.
17235 * cgraph.h (cgraph_inline_failed_t): New enum type.
17236 (cgraph_inline_failed_string): New prototype.
17237 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17238 char pointer to cgraph_inline_failed_t.
17239 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17240 (cgraph_default_inline_p): Ditto.
17241 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17242 to cgraph_inline_failed_t pointer.
17243 * cif-code.def: New file.
17244 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17246 (cgraph_check_inline_limits): Change type of REASON to pointer to
17247 cgraph_inline_failed_t. Replace reason strings with enums.
17248 (cgraph_default_inline_p): Ditto.
17249 (cgraph_recursive_inlining_p): Ditto.
17250 (update_caller_keys): Change type of FAILED_REASON to
17251 cgraph_inline_failed_t.
17252 (cgraph_set_inline_failed): Change type of REASON to pointer to
17253 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17254 convert enums to strings for text output.
17255 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17256 to be of type cgraph_inline_failed_t. Replace reason strings with
17257 enums. Call cgraph_inline_failed_string to covert enums
17258 to strings for text output.
17259 (cgraph_decide_inlining): Replace reason strings with enums.
17260 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17261 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17263 * tree-inline.c (expand_call_inline): Change type of REASON
17264 to cgraph_inline_failed_t. Replace reason strings with enums.
17265 Call cgraph_inline_failed_string for text output.
17266 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17269 2009-03-28 Jan Hubicka <jh@suse.cz>
17271 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17272 cgraph_clone_node): Remove master clone handling.
17273 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17274 * cgraph.h (master_clone): Remove.
17275 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17276 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17277 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17279 2009-03-28 Jan Hubicka <jh@suse.cz>
17281 * cgraph.c (cgraph_function_body_availability): Functions declared
17282 inline are always safe to assume that it is not going to be replaced.
17284 2009-03-28 Richard Guenther <rguenther@suse.de>
17286 PR tree-optimization/38513
17287 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17288 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17289 EXC_PTR_EXPR and FILTER_EXPR.
17290 (get_ref_from_reference_ops): Likewise.
17292 2009-03-28 Richard Guenther <rguenther@suse.de>
17294 PR tree-optimization/38968
17295 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17296 Use FLOOR_MOD_EXPR to compute misalignment.
17298 2009-03-28 Richard Guenther <rguenther@suse.de>
17300 PR tree-optimization/37795
17301 * tree.h (combine_comparisons): Declare.
17302 * fold-const.c (combine_comparisons): Export.
17303 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17305 (ifcombine_iforif): Use combine_comparisons.
17307 2009-03-28 Jan Hubicka <jh@suse.cz>
17309 * tree-eh.c (inlinable_call_p): New function.
17310 (make_eh_edges): Use it.
17311 (verify_eh_edges): Use it.
17312 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17313 * except.c (reachable_next_level): Add inlinable_function argument
17314 (sjlj_find_directly_reachable_regions): Update.
17315 (add_reachable_handler): Do not set saw_any_handlers.
17316 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17317 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17318 Add new inlinable call parameter.
17319 (can_throw_internal, can_throw_external): Update.
17320 * except.h (can_throw_internal_1, can_throw_external_1,
17321 foreach_reachable_handler): Update declaration.
17323 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17325 * config/arm/t-arm-coff, config/h8300/coff.h,
17326 config/i386/i386-aout.h, config/i386/i386-coff.h,
17327 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17328 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17329 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17330 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17331 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17332 sys-types.h: Remove.
17333 * Makefile.in: Remove protoize and fixproto support and references
17335 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17336 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17338 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17339 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17340 unprotoize$(exeext).
17341 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17342 (.PHONY): Don't depend on proto.
17343 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17344 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17345 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17346 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17347 build/gen-protos.o, build/scan.o, xsys-protos.h,
17348 build/fix-header$(build_exeext), build/fix-header.o,
17349 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17350 stmp-install-fixproto): Remove.
17351 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17352 SYSCALLS.c or fixproto files.
17353 (install-common): Don't install protoize.
17354 (install-headers-tar, install-headers-cpio, install-headers-cp):
17355 Don't depend on $(STMP_FIXPROTO).
17356 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17357 install fixproto files or write out fixproto settings.
17358 (uninstall): Don't uninstall protoize.
17359 * config.gcc (use_fixproto): Remove.
17360 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17361 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17362 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17363 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17364 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17365 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17366 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17367 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17368 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17369 * config/t-vxworks (STMP_FIXPROTO): Remove.
17370 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17371 STMP_FIXPROTO): Remove.
17372 * config.in, configure: Regenerate.
17373 * crtstuff.c (gid_t, uid_t): Don't undefine.
17374 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17375 (arm-*-coff, arm-*-aout: Remove target entries.
17376 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17377 Remove mention of AIX 4.1.
17378 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17379 * doc/invoke.texi (Running Protoize): Remove.
17380 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17381 (Protoize Caveats): Remove.
17382 * tsystem.h: Update comments on headers assumed to exist.
17384 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17386 * genautomata.c: Add a new year to the copyright. Add a new
17388 (struct insn_reserv_decl): Add comments for member bypass_list.
17389 (find_bypass): Remove.
17390 (insert_bypass): New.
17391 (process_decls): Use insert_bypass.
17392 (output_internal_insn_latency_func): Output all bypasses with the
17393 same input insn in one switch case.
17395 * rtl.def (define_bypass): Describe bypass choice.
17396 * doc/md.texi (define_bypass): Ditto.
17398 2009-03-27 Richard Guenther <rguenther@suse.de>
17400 * gimplify.c (mark_addressable): Export.
17401 * tree-flow.h (mark_addressable): Declare.
17402 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17403 * tree-ssa.c (verify_phi_args): Verify that address taken
17404 variables have TREE_ADDRESSABLE set.
17406 2009-03-27 Richard Guenther <rguenther@suse.de>
17408 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17409 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17410 Do not mark decls TREE_ADDRESSABLE.
17411 (build_fold_addr_expr): Adjust.
17412 (fold_addr_expr): Remove.
17413 (fold_unary): Use build_fold_addr_expr.
17414 (fold_comparison): Likewise.
17415 (split_address_to_core_and_offset): Likewise.
17416 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17418 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17419 (gimplify_modify_expr_to_memcpy): Mark source and destination
17421 * omp-low.c (create_omp_child_function): Mark the object decl
17423 (lower_rec_input_clauses): Mark the var we take the address of
17425 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17427 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17429 PR middle-end/39315
17430 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17431 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17433 2009-03-27 Richard Guenther <rguenther@suse.de>
17435 PR tree-optimization/39120
17436 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17438 (handle_lhs_call): Process return constraints. Add escape
17439 constraints if necessary.
17440 (handle_const_call): Fill out return constraints. Make nested
17441 case more precise. Avoid consttmp if possible.
17442 (handle_pure_call): Fill out return constraints. Avoid
17443 callused if possible.
17444 (find_func_aliases): Simplify call handling.
17446 2009-03-27 Richard Guenther <rguenther@suse.de>
17448 PR tree-optimization/39120
17449 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17450 as a representative.
17451 (solve_graph): Do propagate CALLUSED.
17452 (handle_pure_call): Use a scalar constraint from CALLUSED for
17454 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17457 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17460 * c-common.c (handle_aligned_attribute): Properly check alignment
17461 overflow. Use (1U << i) instead of (1 << i).
17463 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17465 * expr.h (get_mem_align_offset): Updated.
17467 * tree.h (tree_decl_common): Change align to "unsigned int" and
17468 move it before pointer_alias_set.
17470 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17471 Jakub Jelinek <jakub@redhat.com>
17474 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17475 gr_register_operand with gr_reg_or_0_operand.
17476 (cmpxchg_rel_di): Likewise.
17477 (sync_lock_test_and_set<mode>): Likewise.
17479 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17481 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17482 (true_regnum): Likewise.
17484 * rtlanal.c (subreg_info): Moved to ...
17485 * rtl.h (subreg_info): Here. New.
17486 (subreg_get_info): New.
17488 * rtlanal.c (subreg_get_info): Make it extern.
17490 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17493 * config/i386/i386.c (ix86_abi): New.
17494 (override_options): Handle -mabi=.
17495 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17496 (ix86_call_abi_override): Likewise.
17497 (init_cumulative_args): Likewise.
17498 (function_arg_advance): Likewise.
17499 (function_arg_64): Likewise.
17500 (function_arg): Likewise.
17501 (ix86_pass_by_reference): Likewise.
17502 (ix86_function_value_regno_p): Likewise.
17503 (ix86_build_builtin_va_list_abi): Likewise.
17504 (setup_incoming_varargs_64): Likewise.
17505 (is_va_list_char_pointer): Likewise.
17506 (ix86_init_machine_status): Likewise.
17507 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17508 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17509 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17510 (ix86_function_abi): Make it static and return enum calling_abi.
17511 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17513 (ix86_fn_abi_va_list): Updated.
17515 * config/i386/i386.h (ix86_abi): New.
17516 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17517 (CONDITIONAL_REGISTER_USAGE): Likewise.
17518 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17519 (machine_function): Likewise.
17521 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17523 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17524 (STACK_BOUNDARY): Likewise.
17525 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17527 * config/i386/i386.opt (mabi=): New.
17529 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17530 return enum calling_abi.
17531 (ix86_function_type_abi): Likewise.
17532 (ix86_function_abi): Removed.
17534 * doc/invoke.texi: Document -mabi= option for x86.
17536 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17538 * builtins.c (real_dconstp): Delete.
17539 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17541 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17542 Jakub Jelinek <jakub@redhat.com>
17545 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17546 (gen_subprogram_die): When a function is explicit, generate the
17547 DW_AT_explicit attribute.
17548 * langhooks.h (struct lang_hooks_for_decls): Add
17549 function_decl_explicit_p langhook.
17550 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17551 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17553 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17555 * builtins.c (fold_builtin_memory_op): Optimize memmove
17556 into memcpy if we can prove source and destination don't overlap.
17558 * tree-inline.c: Include gt-tree-inline.h.
17559 (clone_fn_id_num): New variable.
17560 (clone_function_name): New function.
17561 (tree_function_versioning): Use it.
17562 * Makefile.in (GTFILES): Add tree-inline.c.
17564 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17566 * BASE-VER: Change to 4.5.0.
17568 2009-03-27 Xinliang David Li <davidxl@google.com>
17570 PR tree-optimization/39557
17571 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17573 2009-03-27 Xinliang David Li <davidxl@google.com>
17575 PR tree-optimization/39548
17576 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17581 * c-common.c (pointer_int_sum): Use %wd on return from
17584 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17586 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17587 on return from tree_low_cst.
17589 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17592 * ginclude/stdarg.h (va_copy): Define also for
17593 __GXX_EXPERIMENTAL_CXX0X__.
17595 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17598 * builtins.h (c_strlen): Do not warn here.
17599 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17600 * c-common.c (pointer_int_sum): Take an explicit location.
17601 Warn about offsets out of bounds.
17602 * c-common.h (pointer_int_sum): Adjust declaration.
17604 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17606 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17609 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17612 * opts.c (warn_if_disallowed_function_p): Don't assume
17613 get_callee_fndecl must return non-NULL.
17615 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17617 PR rtl-optimization/39522
17618 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17619 when reg_reloaded_valid is set.
17621 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17623 * config/spu/divv2df3.c: New file.
17624 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17625 (DPBIT_FUNCS): Filter out _div_df.
17627 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17629 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17630 a jump insn, count that jump in the distance to the loop start.
17632 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17635 * config/sh/sh.c (calc_live_regs): Fix condition for global
17636 registers except PIC_OFFSET_TABLE_REGNUM.
17638 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17641 * doc/invoke.texi (-mconsole): New.
17643 (-mno-cygwin): New.
17645 (-mnop-fun-dllimport): New.
17649 (sub section "i386 and x86-64 Windows Options"): New.
17651 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17653 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17654 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17656 2009-03-25 Richard Guenther <rguenther@suse.de>
17658 PR middle-end/39497
17659 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17662 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17664 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17665 neither of haifa/selective schedulers are working.
17667 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17669 * doc/invoke.texi (Debugging Options): Fix description of
17670 -fno-merge-debug-strings.
17672 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17674 * config/cris/libgcc.ver: New version-script.
17675 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17677 * configure.ac <GAS features, nop mnemonic>: Add pattern
17678 crisv32-*-* for "nop".
17679 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17680 * configure: Regenerate.
17682 2009-03-24 Ira Rosen <irar@il.ibm.com>
17684 PR tree-optimization/39529
17685 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17686 mark_sym_for_renaming for the tag copied to the new vector
17689 2009-03-24 Arthur Loiret <aloiret@debian.org>
17691 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17692 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17693 EXTRA_SPEC_FUNCTIONS.
17694 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17695 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17696 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17697 -march and -mtune options.
17699 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17701 * config/m68k/t-rtems: Add m5329 multilib.
17703 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17704 Jakub Jelinek <jakub@redhat.com>
17707 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17710 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17713 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17714 instead of c_parser_expression_conv, if original_code isn't one of the
17715 4 allowed comparison codes, fail.
17717 2009-03-23 Richard Guenther <rguenther@suse.de>
17719 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17720 * tree.h (struct tree_type): Likewise.
17721 * reload.h (struct insn_chain): Likewise.
17722 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17723 * function.h (struct function): Likewise.
17724 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17726 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17728 PR tree-optimization/39516
17729 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17731 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17733 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17734 should be set true if BITS_PER_WORD of target is bigger than 32
17736 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17738 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17739 Translate -B-options to -rpath-link. Correct existing
17740 rpath-link and conditionalize on !nostdlib.
17742 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17744 * doc/extend.texi (Function Attributes, Variable Attributes):
17746 * doc/invoke.texi (Debugging Options, Optimize Options)
17747 (i386 and x86-64 Options, MCore Options): Likewise.
17749 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17752 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17753 it for block local namespace aliases.
17754 (gen_decl_die): Pass context_die to gen_namespace_die.
17756 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17759 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17760 minimum or maximum value.
17762 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17764 * reginfo.c (globalize_reg): Recompute derived reg sets.
17766 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17769 * libgcc2.c (mprotect): Do not use signed arguments for
17770 VirtualProtect, use DWORD arguments. Also fix the 'may
17771 be used uninitialized' warning for the np variable.
17773 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17776 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17777 functions using regparm calling conventions when not optimizing.
17778 (ix86_function_sseregparm): Similarly for sseregparm calling
17781 2009-03-19 Li Feng <nemokingdom@gmail.com>
17783 PR middle-end/39500
17784 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17785 dependence if the first conflict is after niter iterations.
17787 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17789 PR middle-end/38609
17790 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17791 functions with dynamic stack-pointer adjustments.
17793 2009-03-19 Ben Elliston <bje@au.ibm.com>
17795 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17796 option; change to -msdata=data.
17798 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17800 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17803 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17806 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17808 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17810 * doc/invoke.texi (Code Gen Options): Expand discussion of
17813 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17815 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17816 * matrix-reorg.c (struct matrix_info): Likewise.
17817 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17818 * rtl.h (struct mem_attrs): Likewise.
17819 * df.h (struct df): Likewise.
17820 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17821 * ira-int.h (struct ira_allocno): Likewise.
17822 * df-scan.c (struct df_collection_rec): Likewise.
17823 * ira.c (struct equivalence): Likewise.
17824 * function.c (struct temp_slot): Likewise.
17825 * cfgloop.h (struct loop): Likewise.
17828 * function.c (use_register_for_decl): When not optimizing, disregard
17829 register keyword for variables with types containing methods.
17831 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17833 PR middle-end/39447
17834 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17835 (is_simple_operand): Call contains_component_ref_p before calling data
17836 reference analysis that would fail on COMPONENT_REFs.
17838 * tree-vrp.c (search_for_addr_array): Fix formatting.
17840 2009-03-18 Richard Guenther <rguenther@suse.de>
17842 * tree-vect-transform.c (vect_loop_versioning): Fold the
17843 generated comparisons.
17844 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17845 (slpeel_tree_peel_loop_to_edge): Likewise.
17847 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17849 PR middle-end/37805
17850 * opts.c (print_specific_help): In addition to `undocumented',
17851 accept `separate' and `joined' flags if passed alone. Describe
17852 output by the first matched one of those.
17853 (common_handle_option): Skip over empty strings.
17854 * gcc.c (display_help): Fix help string for `--help='.
17855 * doc/invoke.texi (Option Summary, Overall Options): With
17856 `--help=', classes and qualifiers can both be repeated, but
17857 only the latter can be negated. One should not pass only
17858 negated qualifiers. Fix markup and examples.
17861 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17862 PR middle-end/37805
17863 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17864 and -fhelp=separate.
17866 2009-03-17 Jing Yu <jingyu@google.com>
17868 PR middle-end/39378
17869 * function.h (struct rtl_data): Move is_thunk from here...
17870 (struct function): ...to here.
17871 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17872 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17874 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17876 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17877 (alpha_output_function_end_prologue): Likewise.
17878 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17879 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17880 (rs6000_output_function_epilogue): Likewise.
17881 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17883 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17886 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17887 from different units in a single alternative.
17888 (*truncdfsf_i387): Ditto.
17889 (*truncxfsf2_mixed): Ditto.
17890 (*truncxfdf2_mixed): Ditto.
17892 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17894 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17895 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17898 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17899 unused non-artificial variables when not optimizing.
17902 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17903 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17904 NAMESPACE_DECL in its DECL_INITIAL.
17906 PR middle-end/39443
17907 * optabs.c (set_user_assembler_libfunc): New function.
17908 * expr.h (set_user_assembler_libfunc): New prototype.
17909 * c-common.c: Include libfuncs.h.
17910 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17911 for memcmp, memset, memcpy, memmove and abort.
17912 * Makefile.in (c-common.o): Depend on libfuncs.h.
17915 * dwarf2out.c (gen_inlined_enumeration_type_die,
17916 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17917 gen_tagged_type_instantiation_die): Removed.
17918 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17921 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17924 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17926 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17927 (check-parallel-%): Ditto.
17928 (check-consistency): Ditto.
17930 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17932 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17933 local variable rhs by NULL_TREE.
17935 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17938 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17940 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17943 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17945 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17948 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17949 for ms->sysv ABI calls only in 64bit mode.
17951 * config/i386/i386.md (untyped_call): Support 32bit.
17953 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17955 * doc/extend.texi: Replace x86_65 with x86_64.
17957 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17959 PR tree-optimization/39455
17960 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17961 mismatches for POINTER_TYPE_P (type).
17962 (number_of_iterations_le): Likewise.
17964 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17966 * config/picochip/picochip.c: Removed profiling support.
17967 * config/picochip/picochip.md: Removed profiling instruction.
17968 * config/picochip/picochip.h: Removed profiling builtin.
17970 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17972 * doc/install.texi (--with-host-libstdcxx): Document.
17974 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17977 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17978 generate a warning if the function name does not begin with
17979 "__vector" and the function has either the 'signal' or 'interrupt'
17980 attribute, from here to ...
17981 (avr_declare_function_name): ...here. New function.
17982 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17983 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17985 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17988 * cse.c (fold_rtx): Don't modify original const_arg1 when
17989 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17990 separate variable instead.
17991 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17992 from out of range shift counts.
17993 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17995 2009-03-13 Catherine Moore <clm@codesourcery.com>
17997 * config/i386/x-mingw32 (host-mingw32.o): Replace
17998 diagnostic.h with $(DIAGNOSTIC_H).
18000 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18003 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18005 * config/i386/sync.md (sync_compare_and_swap<mode>,
18006 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18007 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18009 (sync_double_compare_and_swapdi_pic,
18010 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18011 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18013 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18016 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18018 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18021 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18022 (avx_addsubv4df3): Likewise.
18023 (*avx_addsubv4sf3): Likewise.
18024 (sse3_addsubv4sf3): Likewise.
18026 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18029 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18031 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18034 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18035 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18036 registers for allocnos created from user-defined variables.
18038 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18041 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18042 of non-integer mode as well.
18044 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18046 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18047 for functions for which the parameter types are unknown.
18049 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18052 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18053 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18054 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18055 * config/i386/i386.c (ix86_local_alignment): For
18056 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18057 long long variables on the stack to avoid dynamic realignment.
18058 Allow the first argument to be a decl rather than type.
18059 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18061 2009-03-11 Nick Clifton <nickc@redhat.com>
18064 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18066 Add description to mno-lsim option.
18067 * config/mcore/mcore.h: Remove comment about deprecated m4align
18069 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18070 * doc/invoke.texi: Add description of mno-lsim and
18071 mstack-increment options.
18073 * config/fr30/fr30.opt: Document the -mno-lsim option.
18074 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18075 and -mno-lsim options.
18077 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18079 * fold-const.c (fold_comparison): Only call fold_inf_compare
18080 if the mode supports infinities.
18082 2009-03-11 Jason Merrill <jason@redhat.com>
18085 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18086 end already did. Notice GIMPLE_CALL modifications of the result.
18087 Don't copy debug information from an ignored decl or a decl from
18090 2009-03-10 Richard Guenther <rguenther@suse.de>
18091 Nathan Froyd <froydnj@codesourcery.com>
18093 PR middle-end/37850
18094 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18095 (__divMODE3): Likewise.
18097 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18099 PR tree-optimization/39394
18100 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18101 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18103 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18105 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18106 inline asms for register asm ("") declarations.
18108 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18110 * fold-const.c (fold_unary): Fix comment.
18112 2009-03-07 Jan Hubicka <jh@suse.cz>
18115 * tree-inline.c (setup_one_parameter): Do replacement of const
18116 argument by constant in SSA form.
18118 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18120 PR middle-end/38028
18121 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18122 determine alignment passed to assign_stack_local.
18123 (assign_parms_unsplit_complex): Likewise.
18124 * except.c (sjlj_build_landing_pads): Likewise.
18126 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18128 PR middle-end/39360
18129 * tree-flow.h (add_referenced_var): Return bool instead of void.
18130 * tree-dfa.c (add_referenced_var): Return result of
18131 referenced_var_check_and_insert call.
18132 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18133 of referenced_var_check_and_insert.
18136 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18137 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18138 DIE, don't emit it if abstract origin already has it.
18139 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18140 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18142 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18144 * genpreds.c (needs_variable): Fix parentheses at variable name
18146 (write_tm_constrs_h): Indent generated code.
18148 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18150 * doc/extend.texi (Function Attributes): Add documentation
18151 for isr attributes.
18153 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18156 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18157 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18159 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18161 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18164 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18167 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18168 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18170 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18172 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18173 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18174 constants instead of magic numbers.
18175 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18177 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18178 (x86_64_ms_abi_int_parameter_registers): Ditto.
18179 (x86_64_int_return_registers): Ditto.
18180 (ix86_maybe_switch_abi): Ditto.
18181 (ix86_expand_call): Ditto for clobbered_registers array.
18182 (ix86_hard_regno_mode_ok): Ditto.
18183 (x86_extended_QIreg_mentioned_p): Ditto.
18185 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18187 PR tree-optimization/39349
18188 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18190 * combine.c (gen_lowpart_for_combine): Use omode when generating
18193 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18195 PR rtl-optimization/39235
18196 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18198 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18200 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18202 2009-03-04 Richard Guenther <rguenther@suse.de>
18204 PR tree-optimization/39362
18205 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18206 that occur in abnormal PHIs should be varying.
18208 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18210 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18212 (simple_iv): Take loop as an argument instead of statement.
18213 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18214 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18216 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18218 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18219 * matrix-reorg.c (analyze_transpose): Ditto.
18220 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18221 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18222 * tree-predcom.c (ref_at_iteration): Ditto.
18223 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18225 2009-03-04 Richard Guenther <rguenther@suse.de>
18227 PR tree-optimization/39358
18228 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18229 escaped_id and callused_id.
18230 (solve_graph): Likewise.
18232 2009-03-04 Richard Guenther <rguenther@suse.de>
18234 PR tree-optimization/39339
18235 * tree-sra.c (try_instantiate_multiple_fields): Make it
18236 no longer ICE on the above.
18238 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18240 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18241 that fits within Pmode.
18243 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18245 PR middle-end/10109
18246 * tm.texi (LIBCALL_VALUE): Update description.
18248 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18250 PR middle-end/34443
18251 * doc/extend.texi (section): Update description.
18253 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18255 PR middle-end/39345
18256 * tree-inline.c (remapped_type): New.
18257 (can_be_nonlocal): Call remapped_type instead of remap_type.
18259 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18262 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18263 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18265 2009-03-03 Richard Guenther <rguenther@suse.de>
18267 PR middle-end/39272
18268 * tree.c (tree_nonartificial_location): New function.
18269 * tree.h (tree_nonartificial_location): Declare.
18270 * builtins.c (expand_builtin_memory_chk): Provide location
18271 of the call location for artificial function pieces.
18272 (maybe_emit_chk_warning): Likewise.
18273 (maybe_emit_sprintf_chk_warning): Likewise.
18274 (maybe_emit_free_warning): Likewise.
18275 * expr.c (expand_expr_real_1): Likewise.
18277 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18279 PR tree-optimization/39343
18280 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18281 COMPONENT_REF t has ARRAY_TYPE.
18283 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18285 PR middle-end/39335
18286 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18287 when the type precision of the induction variable should be
18288 larger than the type precision of nit.
18289 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18290 * graphite.c (graphite_loop_normal_form): Same.
18291 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18293 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18295 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18296 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18297 numbers to describe clobbered registers.
18298 (*call_value_0_rex64_ms_sysv): Ditto.
18299 * config/i386/mmx.md (mmx_emms): Ditto.
18300 (mmx_femms): Ditto.
18302 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18304 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18307 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18309 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18310 (spu_section_type_flags): New function.
18312 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18314 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18315 reg_class_contents of FLOAT_REGS into a temporary.
18317 2009-03-02 Richard Guenther <rguenther@suse.de>
18318 Ira Rosen <irar@il.ibm.com>
18320 PR tree-optimization/39318
18321 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18322 information to the vectorized statement.
18324 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18326 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18327 variable. Use defined names instead of magic constants for REX SSE
18330 2009-03-01 Richard Guenther <rguenther@suse.de>
18332 PR tree-optimization/39331
18333 * omp-low.c (lower_send_shared_vars): Do not receive new
18334 values for the reference of DECL_BY_REFERENCE parms or results.
18336 2009-03-01 Jan Hubicka <jh@suse.cz>
18339 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18340 BLOCK_NONLOCALIZED_VAR): New macros.
18341 (tree_block): Add nonlocalized_vars.
18342 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18343 gen_decl_die): Add origin argument. Allow generation of die with
18344 origin at hand only.
18345 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18346 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18348 (gen_block_die): Fix checking for unused blocks.
18349 (process_scope_var): Break out from .... ; work with origins only.
18350 (decls_for_scope) ... here; process nonlocalized list.
18351 (dwarf2out_ignore_block): Look for nonlocalized vars.
18352 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18354 (dump_scope_block): Dump them.
18355 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18356 (remap_block): Likewise.
18357 (can_be_nonlocal): New predicate.
18358 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18360 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18362 * configure: Regenerate.
18364 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18366 * optc-gen.awk: No need to duplicate option flags twice.
18367 Reuse help texts for duplicate options which do not have any.
18369 * gcc.c (display_help): Document --version.
18371 * gcc.c (main): If print_help_list and verbose_flag, ensure
18372 driver output comes before subprocess output.
18374 * optc-gen.awk: Assign all remaining fields to help string,
18375 space-separated, for multi-line help in *.opt.
18377 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18378 -Wno-pedantic-ms-format is for MinGW targets only.
18380 * doc/options.texi (Option file format): Fix bad indentation,
18381 restoring dropped sentence.
18383 2009-02-28 Jan Hubicka <jh@suse.cz>
18385 * tree-inline.c (tree_function_versioning): Output debug info.
18387 2009-02-28 Jan Hubicka <jh@suse.cz>
18390 * tree-inline.c (setup_one_parameter): Do not copy propagate
18391 arguments when not optimizing.
18393 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18396 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18397 (avx_addsubv4df3): Likewise.
18398 (*avx_addsubv4sf3): Likewise.
18399 (sse3_addsubv4sf3): Likewise.
18400 (*avx_addsubv2df3): Likewise.
18401 (sse3_addsubv2df3): Likewise.
18402 (avx_unpckhps256): Correct item selectors.
18403 (avx_unpcklps256): Likewise.
18404 (avx_unpckhpd256): Likewise.
18405 (avx_unpcklpd256): Likewise.
18407 2009-02-28 Jan Hubicka <jh@suse.cz>
18409 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18411 (copy_arguments_for_versioning): If var is declared don't declare it.
18412 (tree_function_versioning): First setup substitutions and then copy
18415 2009-02-27 Jan Hubicka <jh@suse.cz>
18418 * cgraph.h (varpool_output_debug_info): Remove.
18419 * cgraphunit.c (varpool_output_debug_info): Remove.
18420 * dwarf2out.c (deferred_locations_struct): New struct
18421 (deferred_locations): New type.
18422 (deferred_locations_list): New static var.
18423 (deffer_location): New function.
18424 (gen_variable_die): Use it.
18425 (decls_for_scope): Output info on local static vars.
18426 (dwarf2out_finish): Process deferred locations.
18427 * varpool.c (varpool_output_debug_info): Remove.
18429 2009-02-27 Jan Hubicka <jh@suse.cz>
18432 * tree.h (TREE_PROTECTED): Fix comment.
18433 (BLOCK_HANDLER_BLOCK): Remove.
18434 (struct tree_block): Remove handler_block add body_block.
18435 (inlined_function_outer_scope_p): New.
18436 (is_body_block): Remove.
18437 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18438 * dwarf2out.c (is_inlined_entry_point): Remove.
18439 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18440 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18442 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18443 * gimplify.c (gimplify_expr): Gimplify body blocks.
18444 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18445 block with multiple subblocks.
18446 (dump_scope_block): Prettier output; dump more flags and info.
18447 (dump_scope_blocks): New.
18448 (remove_unused_locals): Use dump_scope_blocks.
18449 * tree-flow.h (dump_scope_blocks): Declare.
18450 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18451 * stmt.c (is_body_block): Remove.
18452 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18453 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18455 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18457 PR middle-end/39308
18458 * graphite.c (graphite_loop_normal_form): Do not call
18459 number_of_iterations_exit from a gcc_assert.
18461 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18463 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18464 jumps if COND is NULL.
18465 (find_cond_jump): New function.
18466 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18467 * config/s390/s390.md: Remove z10_cobra attribute value.
18469 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18471 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18472 force_const_mem returns NULL_RTX.
18474 2009-02-26 Jan Hubicka <jh@suse.cz>
18477 * cgraph.h (varpool_output_debug_info): Remove.
18478 * cgraphunit.c (varpool_output_debug_info): Remove.
18479 * dwarf2out.c (deferred_locations_struct): New struct
18480 (deferred_locations): New type.
18481 (deferred_locations_list): New static var.
18482 (deffer_location): New function.
18483 (gen_variable_die): Use it.
18484 (decls_for_scope): Output info on local static vars.
18485 (dwarf2out_finish): Process deferred locations.
18486 * varpool.c (varpool_output_debug_info): Remove.
18488 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18490 PR rtl-optimization/39241
18491 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18492 to subreg_offset_representable_p.
18494 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18496 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18497 execute function prototype. Get f and nregs from max_reg_num
18498 and get_insns. Remove the first backward pass as it's dead,
18499 guard the forward pass by flag_expensive_optimizations.
18500 (rest_of_handle_regmove): Delete.
18501 (pass_regmove): Replace it with regmove_optimize.
18503 2009-02-25 Martin Jambor <mjambor@suse.cz>
18505 PR tree-optimization/39259
18506 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18507 calls_alloca function flags.
18508 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18509 calls are detected.
18511 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18513 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18514 flags_set_1_rtx, flags_set_1_set): Delete.
18515 (regmove_optimize): Do not call mark_flags_life_zones.
18517 2009-02-24 Julian Brown <julian@codesourcery.com>
18520 * config/arm/arm.c (require_pic_register): Only set
18521 cfun->machine->pic_reg once per function.
18523 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18525 * doc/invoke.texi (Link Options): Document an easier way to pass
18526 options that take arguments to the GNU linker using -Xlinker and -Wl.
18528 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18531 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18533 2009-02-24 Richard Guenther <rguenther@suse.de>
18536 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18538 2009-02-24 Richard Guenther <rguenther@suse.de>
18539 Zdenek Dvorak <ook@ucw.cz>
18541 PR tree-optimization/39233
18542 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18543 from converting them to a generic type.
18545 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18547 PR tree-optimization/39260
18548 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18549 contains a condition with a real type.
18550 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18552 2009-02-23 Jason Merrill <jason@redhat.com>
18555 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18556 narrowing_initializer_constant_valid_p.
18557 (narrowing_initializer_constant_valid_p): Don't return
18558 null_pointer_node for adding a pointer to itself.
18560 2009-02-23 Jan Hubicka <jh@suse.cz>
18563 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18566 2009-02-23 Jan Hubicka <jh@suse.cz>
18568 PR tree-optimization/37709
18569 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18570 * tree.h (block_ultimate_origin): Declare.
18571 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18572 * tree-ssa-live.c (remove_unused_scope_block_p):
18573 Eliminate blocks containig no instructions nor live variables nor
18575 (dump_scope_block): New function.
18576 (remove_unused_locals): Enable removal of dead blocks by default;
18577 enable dumping at TDF_DETAILS.
18579 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18581 * config/i386/i386.c (classify_argument): Don't allow COImode
18583 (function_arg_advance_32): Don't allow OImode.
18584 (function_arg_32): Likewise.
18585 (function_value_32): Likewise.
18586 (return_in_memory_32): Likewise.
18587 (function_arg_64): Remove OImode comment.
18589 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18592 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18593 ix86_expand_vector_set for V4DImode in 64bit mode only.
18594 (ix86_expand_vector_init_one_var): Likewise.
18596 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18598 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18600 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18603 * loop-iv.c: Revert last change.
18604 * emit-rtl.c: Likewise.
18606 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18609 * config/i386/i386.c (type_natural_mode): Remove an extra
18610 space in the warning message.
18611 (function_value_32): Handle 32-byte vector modes.
18612 (return_in_memory_32): Likewise.
18614 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18616 * loop-iv.c (truncate_value): New function.
18617 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18619 (lowpart_subreg): Move to...
18620 * emit-rtl.c: ...here.
18622 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18624 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18625 accidental and undocumented change at revision 140860.
18627 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18629 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18630 take gimple_seq * arguments.
18631 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18632 types_compatible_p langhook.
18634 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18635 Joseph Myers <joseph@codesourcery.com>
18637 * config/arm/arm.c (arm_builtin_va_list): New function.
18638 (arm_expand_builtin_va_start): Likewise.
18639 (arm_gimplify_va_arg_expr): Likewise.
18640 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18641 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18642 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18643 (va_list_type): New variable.
18644 (arm_mangle_type): Mangle va_list_type appropriately.
18646 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18648 PR middle-end/39157
18649 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18650 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18651 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18652 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18653 parameter to 1000 for -O1 by default.
18654 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18656 * loop-invariant.c: Include params.h.
18657 (move_loop_invariants): Don't call move_single_loop_invariants on
18660 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18662 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18663 offset when calculating bounds for indexing stack_usage_map. Fixes
18664 a buffer overflow with certain target setups.
18666 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18669 * calls.c (expand_call): Clear try_tail_call if caller and callee
18670 disagree in promotion of function return value.
18672 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18675 * c-common.c (c_determine_visibility): If visibility changed and
18676 DECL_RTL has been already set, call make_decl_rtl to update symbol
18679 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18682 * varasm.c (assemble_variable): Don't check DECL_NAME when
18683 globalizing a variable.
18685 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18688 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18689 expression before any __builtin_trap call.
18690 * c-typeck.c (build_function_call): Convert and check function
18691 arguments before generating a call to a trap. Evaluate the
18692 function arguments before the trap.
18694 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18697 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18698 (UNSPEC_FXAM_MEM): New unspec.
18699 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18700 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18701 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18703 2009-02-19 Richard Guenther <rguenther@suse.de>
18705 PR tree-optimization/39207
18706 PR tree-optimization/39074
18707 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18708 storedanything_tree): New.
18709 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18710 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18711 (build_succ_graph): Add edges from STOREDANYTHING to all
18713 (init_base_vars): Initialize STOREDANYTHING.
18714 (compute_points_to_sets): Free substitution info after
18715 building the succ graph.
18716 (ipa_pta_execute): Likewise.
18718 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18720 (do_ds_constraint): Do not add to special var or non-pointer
18722 (type_could_have_pointers): Split out from ...
18723 (could_have_pointers): ... here. For arrays use the element type.
18724 (create_variable_info_for): Initialize may_have_pointers.
18725 (new_var_info): Likewise.
18726 (handle_lhs_call): Make the HEAP variable unknown-sized.
18727 (intra_create_variable_infos): Use a type with pointers for
18728 PARM_NOALIAS, make it unknown-sized.
18730 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18733 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18735 2009-02-18 Jason Merrill <jason@redhat.com>
18738 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18739 value if DECL_EXTERNAL.
18740 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18741 * target.h (gcc_target::binds_local_p): Clarify "module".
18742 * tree.h (TREE_PUBLIC): Clarify "module".
18744 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18747 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18748 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18750 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18753 * c.opt (Wabi): Support C and ObjC.
18756 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18758 * config/i386/i386.c (classify_argument): Warn once about the ABI
18759 change when passing union with long double.
18761 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18763 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18766 * c-parser.c (c_parser_compound_statement): Always enter and leave
18769 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18772 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18774 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18776 PR tree-optimization/36922
18777 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18778 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18781 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18783 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18786 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18788 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18790 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18792 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18795 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18796 Richard Sandiford <rdsandiford@googlemail.com>
18798 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18799 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18800 (loongson_biadd): ...this.
18802 2009-02-17 Richard Guenther <rguenther@suse.de>
18804 PR tree-optimization/39202
18805 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18806 a var make sure to follow existing collapses.
18808 2009-02-17 Richard Guenther <rguenther@suse.de>
18810 PR middle-end/39214
18811 * langhooks.c (lhd_print_error_function): Check for NULL block.
18813 2009-02-17 Richard Guenther <rguenther@suse.de>
18815 PR tree-optimization/39204
18816 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18819 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18821 * config/soft-fp/double.h: Update from glibc CVS.
18823 2009-02-17 Richard Guenther <rguenther@suse.de>
18825 PR tree-optimization/39207
18826 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18827 strict-aliasing warnings for pointers pointing to NULL.
18829 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18832 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18833 skipping until next close brace.
18835 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18838 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18839 to function argument boundary.
18841 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18843 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18844 in the lea_add. Reload eventually constraints it properly.
18845 * config/picochip/constraints.md: Remove the target constraint
18846 "b", since it is not needed anymore.
18848 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18850 * gthr-dce.h: Uglify function parameter and local variable names.
18851 * gthr-gnat.h: Likewise.
18852 * gthr-mipssde.h: Likewise.
18853 * gthr-nks.h: Likewise.
18854 * gthr-posix95.h: Likewise.
18855 * gthr-posix.h: Likewise.
18856 * gthr-rtems.h: Likewise.
18857 * gthr-single.h: Likewise.
18858 * gthr-solaris.h: Likewise.
18859 * gthr-tpf.h: Likewise.
18860 * gthr-vxworks.h: Likewise.
18861 * gthr-win32.h: Likewise.
18863 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18866 * config/i386/i386.md: Restrict the new peephole2 to move
18867 between MMX/SSE registers.
18869 2009-02-15 Richard Guenther <rguenther@suse.de>
18872 2009-02-13 Richard Guenther <rguenther@suse.de>
18874 * configure.ac: Enable LFS.
18875 * configure: Re-generate.
18876 * config.in: Likewise.
18878 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18880 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18881 spu_srqwbyte, spu_srqwbytebc): Define.
18882 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18883 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18884 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18885 "shrqby_<mode>"): New insn-and-split patterns.
18886 * config/spu/spu.c (expand_builtin_args): Determine and return
18887 number of operands using spu_builtin_description data.
18888 (spu_expand_builtin_1): Use it.
18890 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18893 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18896 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18899 * config/i386/i386.c (override_options): Correct warning
18900 messages for -malign-loops, -malign-jumps and -malign-functions.
18902 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18905 * config/i386/i386.md: Restrict the new peephole2 to move
18906 between the general purpose registers.
18908 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18911 * config/i386/i386.c (type_natural_mode): Add a new argument.
18912 Return the original mode and warn ABI change if vector size is 32byte.
18913 (function_arg_advance): Updated.
18914 (function_arg): Likewise.
18915 (ix86_function_value): Likewise.
18916 (ix86_return_in_memory): Likewise.
18917 (ix86_sol10_return_in_memory): Likewise.
18918 (ix86_gimplify_va_arg): Likewise.
18919 (function_arg_32): Don't warn ABX ABI change here.
18920 (function_arg_64): Likewise.
18922 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18924 * loop-iv.c (implies_p): In the final case, test that operands 0
18925 of the two comparisons match.
18927 * config/bfin/bfin.c (find_prev_insn_start): New function.
18928 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18929 (find_next_insn_start): Move.
18931 2009-02-13 Richard Guenther <rguenther@suse.de>
18933 * configure.ac: Enable LFS.
18934 * configure: Re-generate.
18935 * config.in: Likewise.
18937 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18940 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18941 sizes on syntax error after some arguments have been parsed.
18943 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18945 * doc/invoke.texi (-fira): Remove.
18947 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18949 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18950 * recog.c: Likewise.
18953 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18955 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18956 (umul_ppmm): Likewise.
18957 (count_leading_zeros): Likewise.
18958 (count_trailing_zeros): Likewise.
18959 (UMUL_TIME): Likewise.
18961 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18963 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18964 soft-fp/t-softfp to tmake_file.
18966 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18967 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18968 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18969 IA64_BUILTIN_INFQ]: New.
18970 (ia64_init_builtins): Initialize __builtin_infq,
18971 __builtin_fabsq and __builtin_copysignq if not HPUX.
18972 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18973 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18975 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18977 (__fixtfti): Likewise.
18978 (__fixunstfti): Likewise.
18979 (__floattitf): Likewise.
18981 * config/ia64/libgcc-glibc.ver: New.
18982 * config/ia64/t-fprules-softfp: Likewise.
18983 * config/ia64/sfp-machine.h: Likewise.
18985 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18986 (LIBGCC2_TF_CEXT): Likewise.
18987 (TF_SIZE): Likewise.
18988 (TARGET_INIT_LIBFUNCS): Likewise.
18990 * config/ia64/t-glibc (SHLINB_MAPFILES):
18991 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18993 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18995 * config/i386/i386.c (construct_container): Rewrite processing
18996 BLKmode with X86_64_SSE_CLASS.
18998 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19001 * config/i386/i386.md: Replace simplify_replace_rtx with
19002 replace_rtx in the new peephole2.
19004 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19006 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19007 loop unrolling do not happen at -O2.
19009 2009-02-12 Michael Matz <matz@suse.de>
19011 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19013 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19015 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19018 2009-02-12 Ben Elliston <bje@au.ibm.com>
19020 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19021 patterns when updating the back chain. Missed in the 2009-02-10
19024 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19026 * doc/extend.texi (Decimal Floating Types): Update identifier of
19027 draft TR and list of missing support.
19029 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19031 PR middle-end/39154
19032 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19033 bit to variable length decl's flags, add it also to its
19034 pointer replacement variable.
19036 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19037 Jakub Jelinek <jakub@redhat.com>
19040 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19041 (memory_blockage): New expander.
19042 (*memory_blockage): New insn pattern.
19043 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19044 instead of general blockage at the end of function prologue when
19045 frame pointer is used to access red zone area. Do not emit blockage
19046 when profiling, it is emitted in generic code.
19047 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19048 function epilogue when frame pointer is used to access red zone area.
19050 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19053 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19054 by arithmetic with memory operands.
19055 * config/i386/predicates.md (commutative_operator): New.
19057 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19059 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19062 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19064 * alias.h (record_alias_subset): Declare.
19065 * alias.c (record_alias_subset): Make global.
19067 2009-02-10 Nick Clifton <nickc@redhat.com>
19069 * tree-parloops.c: Change license to GPLv3.
19070 * ipa-struct-reorg.c: Change license to GPLv3.
19071 * ipa-struct-reorg.h: Change license to GPLv3.
19073 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19076 * c-decl.c (start_struct): Return NULL on error.
19078 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19080 PR middle-end/39124
19081 * cfgloopmanip.c (remove_path): Call remove_bbs after
19082 cancel_loop_tree, not before it.
19085 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19086 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19087 VAR_DECLs were seen.
19088 * tree-ssa-live.c (remove_unused_locals): Recompute
19089 cfun->has_local_explicit_reg_vars.
19090 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19091 copies or clearings if cfun->has_local_explicit_reg_vars.
19093 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19096 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19097 of function prologue when frame pointer is used to access
19100 2009-02-10 Richard Guenther <rguenther@suse.de>
19102 PR middle-end/39127
19103 * gimplify.c (gimple_regimplify_operands): Always look if
19104 we need to create a temporary.
19106 2009-02-10 Richard Guenther <rguenther@suse.de>
19108 PR tree-optimization/39132
19109 * tree-loop-distribution.c (todo): New global var.
19110 (generate_memset_zero): Trigger TODO_rebuild_alias.
19111 (tree_loop_distribution): Return todo.
19113 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19116 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19117 (x86_64_reg_class_name): Removed.
19118 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19119 first one isn't X86_64_SSE_CLASS or any other ones aren't
19120 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19121 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19122 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19123 and 3 X86_64_SSEUP_CLASS.
19124 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19125 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19127 2009-02-10 Ben Elliston <bje@au.ibm.com>
19129 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19130 form instruction to update the stack back chain word, even if the
19131 user has disabled the generation of update instructions.
19132 (movdi_<mode>_update_stack): New.
19133 (movsi_update_stack): Likewise.
19134 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19135 always use an update form instruction to update the stack back
19138 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19140 PR middle-end/38953
19141 * graphite.c (if_region_set_false_region): After moving a region in
19142 the false branch of a condition, remove the empty dummy basic block.
19143 (gloog): Remove wrong fix for PR38953.
19145 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19147 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19148 generation due to implicit sign extension.
19150 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19152 PR middle-end/38981
19153 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19154 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19156 2009-02-09 Richard Guenther <rguenther@suse.de>
19158 PR middle-end/35202
19159 * convert.c (convert_to_real): Disable (float)fn((double)x)
19160 to fnf(x) conversion if errno differences may occur and
19161 -fmath-errno is set.
19163 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19165 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19166 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19167 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19169 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19172 * c-common.c (handle_alias_attribute): Disallow attribute for
19173 anything not a FUNCTION_DECL or VAR_DECL.
19175 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19178 * real.c (do_compare): Special-case compare of zero against
19179 decimal float value.
19181 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19184 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19185 as indicating flexible array members unless the field itself is
19186 being declarared as the incomplete array.
19188 2009-02-06 Jan Hubicka <jh@suse.cz>
19190 PR tree-optimization/38844
19191 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19192 is already inlined.
19194 2009-02-06 Richard Guenther <rguenther@suse.de>
19196 PR middle-end/38977
19197 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19198 fork because we may expand it as __gcov_fork.
19200 2009-02-06 Nick Clifton <nickc@redhat.com>
19202 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19204 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19206 PR tree-optimization/35659
19207 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19208 vn_phi_eq): Shortcut if hashcode does not match.
19209 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19211 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19212 and avoid iterative_hash_expr.
19213 (FOR_EACH_VALUE_ID_IN_SET): New.
19214 (value_id_compare): Remove.
19215 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19216 sort expressions by value id.
19218 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19221 * config/sh/predicates.md (general_movsrc_operand): Don't check
19222 the subreg of system registers here.
19224 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19227 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19228 on the copied decl.
19230 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19232 PR rtl-optimization/39110
19233 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19234 addresses, not aligned ones.
19236 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19237 Richard Guenther <rguenther@suse.de>
19239 PR tree-optimization/39100
19240 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19241 comment says and add edges.
19243 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19246 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19247 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19249 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19251 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19252 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19253 register_bb_in_sese, new_sese, free_sese): Moved.
19254 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19255 outermost_loop_in_scop, build_scop_iteration_domain,
19256 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19257 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19258 Use loop_in_sese_p instead of loop_in_scop_p.
19259 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19260 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19261 (scopdet_basic_block_info): Fix bug in scop detection.
19262 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19263 eq_loop_to_cloog_loop): Remove.
19264 (nb_loops_around_loop_in_scop, nb_loop
19265 ref_nb_loops): Moved here...
19266 * graphite.h (ref_nb_loops): ... from here.
19267 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19268 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19269 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19270 * testsuite/gcc.dg/graphite/scop-19.c: New
19272 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19273 Hans-Peter Nilsson <hp@axis.com>
19275 PR rtl-optimization/37889
19276 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19277 Move offset handling from PLUS to before the switch. Use new
19278 arguments when considering SYMBOL_REFs too.
19279 (rtx_addr_can_trap_p): Pass dummy offset and size.
19280 (enum may_trap_p_flags): Remove.
19281 (may_trap_p_1): Pass size from MEM_SIZE.
19283 PR rtl-optimization/38921
19284 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19285 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19286 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19287 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19289 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19291 AVX Programming Reference (January, 2009)
19292 * config/i386/sse.md (*vpclmulqdq): New.
19294 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19296 PR tree-optimization/38977
19297 PR gcov-profile/38292
19298 * calls.c (special_function_p): Disregard __builtin_ prefix.
19300 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19302 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19303 non-indexable addresses even before reload.
19305 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19308 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19309 as having variable size. Do not give an error for unnamed
19310 parameters with [*] declarators. Give a warning for type names
19311 with [*] declarators and mark them as variable size.
19312 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19313 for sizeof applied to [*] type names.
19315 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19318 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19320 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19322 * gcc.c (process_command): Update copyright notice dates.
19323 * gcov.c (print_version): Likewise.
19324 * gcov-dump.c (print_version): Likewise.
19325 * mips-tfile.c (main): Likewise.
19326 * mips-tdump.c (main): Likewise.
19328 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19331 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19332 for composite type involving a zero-length array type.
19334 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19337 * function.c (match_asm_constraints_1): Skip over
19338 initial optional % in the constraint.
19340 PR inline-asm/39059
19341 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19342 supported, don't accept FIXED_CSTs.
19343 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19344 and _Sat is used without _Fract/_Accum. Set specs->type to
19345 integer_type_node for cts_fract/cts_accum if fixed point is not
19348 2009-02-02 Catherine Moore <clm@codesourcery.com>
19350 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19352 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19354 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19355 (ABI_HAS_64BIT_SYMBOLS): Use it.
19356 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19358 2009-02-02 Paul Brook <paul@codesourcery.com>
19360 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19362 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19364 PR inline-asm/39058
19365 * recog.h (asm_operand_ok): Add constraints argument.
19366 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19367 recurse on matching constraint.
19368 (check_asm_operands): Pass constraints as 3rd argument to
19369 asm_operand_ok. Don't look up matching constraint here.
19370 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19373 2009-02-02 Ben Elliston <bje@au.ibm.com>
19375 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19376 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19378 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19380 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19381 information. Remove some obsolete information. Reorganize.
19383 * config/pa/fptr.c: Revert license to GPL 2.
19384 * config/pa/milli64.S: Likewise.
19386 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19389 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19390 LIBRARY name in, instead of hard-coding it.
19391 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19392 extra target make frag to tmake_files according to EH model.
19393 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19394 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19395 frags that define makefile variable EH_MODEL appropriately.
19396 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19397 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19398 to "-sjlj" according to type of EH configured.
19399 (LIBGCC_SONAME): Concatenate it to shared library base name.
19400 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19401 to "_sjlj" according to type of EH configured.
19402 (LIBGCC_SONAME): Concatenate it to shared library base name.
19403 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19404 (SHLIB_LINK): Add missing semicolon to if-else construct.
19405 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19406 string value of "pe_dll" command-line option.
19407 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19408 (SHLIB_SONAME): Use it when overriding t-cygming default.
19409 (SHLIB_IMPLIB): Override t-cygming default.
19410 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19411 string value of "pe_dll" command-line option.
19413 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19416 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19417 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19419 2009-01-31 Richard Guenther <rguenther@suse.de>
19421 PR tree-optimization/38937
19422 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19423 computing the transitive closure.
19425 2009-01-30 Richard Guenther <rguenther@suse.de>
19427 PR tree-optimization/39041
19428 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19429 Propagate variable indices only if the types match for this stmt.
19431 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19434 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19435 inline but never defined.
19437 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19439 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19440 (*insv_h_di_reg_extimm): New insn.
19441 (*insv_l<mode>_reg_extimm): New insn.
19443 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19445 * config/picochip/picochip.c (flag_conserve_stack): set
19446 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19447 fconserve-stack. Reduce call-overhead used by inliner.
19449 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19452 * common.opt (flag_conserve_stack): Initialised to zero.
19454 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19457 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19458 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19461 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19463 * ira-color.c (allocno_reload_assign): Update comments.
19464 * regmove.c (regmove_optimize): Likewise.
19468 2009-01-29 Robert Millan <rmh@aybabtu.com>
19470 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19471 * config/i386/kopensolaris-gnu.h: New file. Undefine
19472 `MD_UNWIND_SUPPORT'.
19473 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19475 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19477 PR tree-optimization/39007
19478 * tree-loop-distribution.c (generate_builtin): Use
19479 recompute_dominator to compute the immediate dominator of the
19480 basic block just after the loop.
19482 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19484 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19485 (ASM_OUTPUT_DWARF_PCREL): Define.
19487 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19489 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19490 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19491 global. Modify entries about regmove and IRA.
19493 * ra-conflict.c: Remove the file.
19495 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19497 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19498 (pass_regclass_init): Rename to pass_reginfo_init.
19500 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19502 * toplev.h (flag_ira): Remove.
19504 * caller-save.c (setup_save_areas): Remove flag_ira.
19506 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19508 * global.c: Remove the file.
19510 * opts.c (decode_options): Remove flag_ira.
19512 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19514 * regmove.c: Modify file description.
19515 (find_use_as_address, try_auto_increment): Define them only if
19516 AUTO_INC_DEC is defined.
19517 (replacement_quality, replace_in_call_usage, fixup_match_1,
19518 stable_and_no_regs_but_for_p): Remove.
19519 (reg_set_in_bb): Make it static.
19520 (regmove_optimize): Remove flag_ira and code which worked for
19523 * local-alloc.c: Remove the file.
19525 * common.opt (fira): Remove.
19527 * ira.c: Include except.h.
19528 (eliminable_regset): Move from global.c.
19529 (mark_elimination): Ditto. Remove flag_ira.
19530 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19531 equiv_mem_modified, validate_equiv_mem_from_store,
19532 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19533 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19534 no_equiv, recorded_label_ref): Move from local-alloc.c.
19535 (update_equiv_regs): Ditto. Make it static.
19536 (print_insn_chain, print_insn_chains): Move it from global.c.
19537 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19538 (build_insn_chain): Ditto. Make it static.
19539 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19540 Rename to init_live_subregs.
19541 (gate_ira): Remove flag_ira.
19543 * regclass.c: Rename reginfo.c. Change file description.
19544 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19545 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19546 (init_reg_sets_1): Remove code for evaluation of
19547 reg_class_superclasses and losing_caller_save_reg_set.
19548 (init_regs): Remove init_reg_autoinc.
19549 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19550 ok_for_base_p_nonstrict): Remove.
19551 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19552 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19553 corresponding entries.
19554 (dump_regclass, record_operand_costs, scan_one_insn,
19555 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19556 record_address_regs, auto_inc_dec_reg_p): Remove.
19557 (gt-regclass.h): Rename to gt-reginfo.h.
19559 * rtl.h (dump_global_regs, retry_global_alloc,
19560 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19562 * Makefile.in (RA_H): Remove.
19563 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19564 Rename regclass.o to reginfo.o.
19565 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19567 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19568 (GTFILES): Rename regclass.c to reginfo.c.
19570 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19571 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19573 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19574 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19576 (finish_spills): Ditto. Remove code for !flag_ira.
19578 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19580 PR middle-end/35854
19581 * doc/invoke.texi (rtl debug options): Complete rewrite.
19582 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19584 * mode-switching.c (pass_mode_switching): Rename pass from
19585 "mode-sw" to "mode_sw".
19586 * except.c (pass_convert_to_eh_ranges): Rename pass from
19587 "eh-ranges" to "eh_ranges".
19588 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19592 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19593 Alexander Monakov <amonakov@ispras.ru>
19595 PR middle-end/38857
19596 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19598 (move_exprs_to_boundary): Change return type and pass through
19599 should_move from move_op. Relax assert. Update usage ...
19600 (schedule_expr_on_boundary): ... here. Use should_move instead of
19602 (move_op_orig_expr_found): Indicate that insn was disconnected from
19604 (code_motion_process_successors): Do not call after_merge_succs
19605 callback if original expression was not found when traversing any of
19607 (code_motion_path_driver): Change return type. Update prototype.
19608 (move_op): Update comment. Add a new parameter (should_move). Update
19609 prototype. Set *should_move based on indication provided by
19610 move_op_orig_expr_found.
19612 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19614 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19615 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19616 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19617 * config/rs6000/rs6000.c (rs6000_override_options): Default
19618 avoid-indexed-addresses on for Power6, off for everything else.
19619 (avoiding_indexed_address_p): New function.
19620 (rs6000_legitimize_address): Use it.
19621 (rs6000_legitimate_address): Likewise.
19622 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19624 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19626 PR tree-optimization/38997
19627 * tree-loop-distribution.c (generate_memset_zero): Use
19628 POINTER_PLUS_EXPR for a pointer addition.
19630 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19632 * config/s390/s390.md (bswap<mode>2): New pattern added.
19634 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19636 * config/s390/s390.md (*tls_load_31): Added type attribute.
19638 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19640 * config/s390/s390.md: Fix a few comments.
19642 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19644 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19645 (*tm<mode>_full): Fixed z10prop attribute.
19646 (*tst<mode>_extimm): Fixed z10prop attribute.
19647 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19648 (*tstqiCCT_cconly): Fixed z10prop attribute.
19649 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19650 (*movsi_larl): Fixed z10prop attribute.
19651 (*movsi_zarch): Fixed z10prop attribute.
19652 (*movsi_eas): Fixed z10prop attribute.
19653 (*movhi): Fixed z10prop attribute.
19654 (*movqi): Fixed z10prop attribute.
19655 (*movstrictqi): Fixed z10prop attribute.
19656 (*mov<mode>): Fixed z10prop attribute.
19657 (*movcc): Fixed z10prop attribute.
19658 (*sethighpartdi_64): Fixed z10prop attribute.
19659 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19660 (*negdi2_sign_cc): Fixed z10prop attribute.
19661 (*negdi2_sign): Fixed z10prop attribute.
19662 (*absdi2_sign_cc): Fixed z10prop attribute.
19663 (*absdi2_sign): Fixed z10prop attribute.
19664 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19665 (*negabsdi2_sign): Fixed z10prop attribute.
19666 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19667 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19668 (doloop_si64): Fixed z10prop attribute.
19669 (doloop_si31): Fixed z10prop attribute.
19670 (doloop_long): Fixed z10prop attribute.
19671 (indirect_jump): Fixed z10prop attribute.
19672 (nop): Fixed z10prop attribute.
19673 (main_base_64): Fixed z10prop attribute.
19674 (reload_base_64): Fixed z10prop attribute.
19676 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19678 PR rtl-optimization/38740
19679 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19681 * config/mips/mips.c (mips_reorg): Likewise.
19683 2009-01-28 Richard Guenther <rguenther@suse.de>
19685 PR tree-optimization/38926
19686 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19687 with the correct value id to a value.
19688 (do_regular_insertion): Use the value number of edoubleprime
19689 for the value number of the expr.
19692 2008-08-21 Richard Guenther <rguenther@suse.de>
19694 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19695 a PHI ask VN if it is already available.
19696 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19697 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19699 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19701 PR middle-end/38934
19702 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19703 set to varying whenever max has TREE_OVERFLOW set, similarly
19704 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19706 2009-01-28 Richard Guenther <rguenther@suse.de>
19708 PR middle-end/38908
19709 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19710 uninitialized aggregate uses in call arguments.
19712 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19714 PR tree-optimization/38984
19715 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19716 the nothing_id variable if -fno-delete-null-pointer-checks.
19718 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19721 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19722 (set_got_offset_rex64): Ditto.
19724 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19727 * doc/extend.texi: Improve local variable with asm reg.
19729 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19731 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19732 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19733 was not supplied then set warn_packed_bitfield_compat to the
19734 default value of 1.
19735 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19738 2009-01-27 Richard Guenther <rguenther@suse.de>
19740 PR tree-optimization/38503
19741 * cfgexpand.c (expand_gimple_basic_block): Ignore
19742 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19743 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19744 variables that cannot have TBAA applied.
19745 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19748 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19750 PR middle-end/38969
19751 * calls.c (initialize_argument_information): Do not wrap complex
19752 arguments in SAVE_EXPR.
19754 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19756 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19757 (INSTALL_LIBGCC): Revert typo commit.
19759 2009-01-26 Richard Guenther <rguenther@suse.de>
19761 PR tree-optimization/38745
19762 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19763 from special handling.
19765 2009-01-26 Richard Guenther <rguenther@suse.de>
19767 PR tree-optimization/38745
19768 * tree-ssa.c (execute_update_addresses_taken): Do not include
19769 variables that cannot possibly be a register in not_reg_needs.
19770 Do not clear TREE_ADDRESSABLE on vars that may not become
19772 * tree-ssa.c (update_alias_info_1): Include those in the set
19773 of addressable vars.
19775 2009-01-26 Richard Guenther <rguenther@suse.de>
19777 PR middle-end/38851
19778 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19779 * tree-ssa-dse.c: Include langhooks.h
19780 (execute_simple_dse): Remove stores with zero size.
19782 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19785 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19788 2009-01-24 Julian Brown <julian@codesourcery.com>
19790 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19791 config/arm/linux-atomic.c.
19792 * config/arm/linux-atomic.c: New.
19794 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19796 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19797 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19798 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19800 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19803 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19806 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19808 PR tree-optimization/38953
19809 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19810 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19811 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19812 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19815 2009-01-24 Paul Brook <paul@codesourcery.com>
19817 * config/arm/neon.md (neon_type): Move to arm.md.
19818 (neon_mov<VSTRUCT>): Add neon_type attribute.
19819 * config/arm/arm.md (neon_type): Move to here.
19820 (conds): Add "unconditioal" and use as default for NEON insns.
19822 2009-01-24 Ben Elliston <bje@au.ibm.com>
19824 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19825 void *' warning from -Wc++-compat.
19826 * Makefile.in (dominance.o-warn): Remove.
19828 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19830 PR tree-optimization/38932
19831 * fold-const.c (fold_unary_ignore_overflow): New.
19832 * tree.h (fold_unary_ignore_overflow): Declare.
19833 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19834 * tree-ssa-sccvn.c (visit_reference_op_load,
19835 simplify_unary_expression): Likewise.
19837 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19839 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19840 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19841 regardless of their type.
19842 * c-common.c (handle_packed_attribute): Don't ignore packed on
19844 * c.opt (Wpacked-bitfield-compat): New warning option.
19845 * stor-layout.c (place_field): Warn if offset of a field changed.
19846 * doc/extend.texi (packed): Mention the ABI change.
19847 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19848 (Warning Options): Add it to the list.
19850 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19852 * c-opts.c (c_common_post_options): Fix a typo in comments.
19854 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19856 PR middle-end/38615
19857 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19858 variables to static.
19859 * doc/invoke.texi (-fmerge-all-constants): Update description.
19861 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19864 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19865 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19867 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19869 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19871 (LOCAL_ALIGNMENT): Similarly.
19873 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19874 Joseph Myers <joseph@codesourcery.com>
19876 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19877 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19878 * config/arm/arm-tune.md: Regenerate.
19879 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19882 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19884 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19885 version number to five.
19887 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19890 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19891 * c-common.c (set_underlying_type): Likewise.
19892 (is_typedef_decl ): Likewise
19894 (set_underlying_type): Likewise.
19895 (is_typedef_type): Likewise.
19897 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19899 PR middle-end/38587
19900 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19903 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19906 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19907 (LIBGCC_SPEC): Don't define.
19908 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19910 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19912 PR rtl-optimization/38879
19913 * alias.c (base_alias_check): Unaligned access via AND address can
19914 alias all surrounding object types except those with sizes equal
19915 or wider than the size of unaligned access.
19917 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19920 * c-decl.c (clone_underlying_type): Move this ...
19921 * c-common.c (set_underlying_type): ... here.
19922 Also, make sure the function properly sets TYPE_STUB_DECL() on
19923 the newly created typedef variant type.
19924 (is_typedef_decl ): New entry point.
19925 * tree.h: Added a new member member_types_needing_access_check to
19926 struct tree_decl_non_common.
19927 (set_underlying_type): New entry point.
19928 (is_typedef_type): Likewise.
19930 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19932 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19933 Check whether two instructions have memory references that
19934 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19935 are helper functions for traversing.
19936 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19937 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19938 not to draw dependency edge for instructions with non-conflicting
19941 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19944 * longlong.h: Update copyright years. Use soft-fp license notice.
19945 Sync __clz_tab declaration with glibc.
19947 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19950 * doc/extend.texi (syscall_linkage): New.
19951 (version_id): Modify.
19953 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19954 Richard Guenther <rguenther@suse.de>
19956 PR tree-optimization/38747
19957 PR tree-optimization/38748
19958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19959 conversion if the base address is an indirect reference and the
19960 aliasing sets could cause issues.
19962 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19964 * common.opt (fgraphite, fgraphite-identity): Add comment for
19965 explaining why these options are not documented.
19967 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19969 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19970 gimple_call_lhs is NULL.
19972 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19975 * emit-rtl.c (adjust_address_1): Make sure memref is never
19978 2009-01-20 Ben Elliston <bje@au.ibm.com>
19980 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19981 const qualifier from arg parameter. Remove unnecessary cast to char *.
19982 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19983 const qualifier from arg 2.
19985 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19987 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19989 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19992 * rtl.h (reinit_regs): New prototype.
19993 * regclass.c: Include ira.h.
19994 (reinit_regs): New.
19995 * Makefile.in (regclass.o): Add ira.h.
19996 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19998 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20001 * c-common.c (handle_aligned_attribute): Use
20002 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20003 default alignment value.
20005 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20007 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20008 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20010 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20011 __BIGGEST_ALIGNMENT__.
20013 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20015 2009-01-18 Richard Guenther <rguenther@suse.de>
20017 PR tree-optimization/38819
20018 * tree-flow.h (operation_could_trap_helper_p): Declare.
20019 * tree-eh.c (operation_could_trap_helper_p): Export.
20020 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20021 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20022 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20023 are about to insert a possibly trapping instruction and fail
20026 2009-01-18 Andreas Schwab <schwab@suse.de>
20028 * doc/install.texi (Configuration): Remove obsolete paragraph
20029 about use of --with-gnu-ld with --with-gnu-as.
20031 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20033 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20034 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20035 Follow spelling conventions.
20037 2009-01-18 Ben Elliston <bje@au.ibm.com>
20039 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20040 C++ warning about implicit conversion from void * to struct
20042 (bitmap_obstack_free): Likewise for bitmap_element *.
20043 * Makefile.in (bitmap.o-warn): Remove.
20045 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20047 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20049 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20050 Tobias Grosser <tobi.grosser@amd.com>
20052 * graphite.c (graphite_trans_scop_block): Do not block single
20055 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20057 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20058 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20059 test with assertion.
20061 2009-01-16 Richard Guenther <rguenther@suse.de>
20063 PR tree-optimization/38835
20064 PR middle-end/36227
20065 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20066 and INT + PTR -> (INT)(PTR p+ INT) folding.
20067 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20069 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20072 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20073 the subreg from a lowpart subreg if it is also casting the value.
20075 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20076 Tobias Grosser <tobi.grosser@amd.com>
20078 * graphite.c (compare_prefix_loops): New.
20079 (build_scop_canonical_schedules): Rewritten.
20080 (graphite_transform_loops): Move build_scop_canonical_schedules
20081 after build_scop_iteration_domain.
20083 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20084 Tobias Grosser <tobi.grosser@amd.com>
20086 * graphite.c (add_conditions_to_domain): Add the loops to
20087 the dimension of the iteration domain. Do copy the domain
20088 only when it exists.
20089 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20090 (add_conditions_to_constraints): New.
20091 (can_generate_code_stmt, can_generate_code): Removed.
20092 (gloog): Do not call can_generate_code.
20093 (graphite_transform_loops): Call add_conditions_to_constraints
20094 after building the iteration domain.
20096 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20098 PR tree-optimization/38789
20099 * tree-ssa-threadedge.c
20100 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20101 __builtin_constant_p.
20103 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20105 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20106 examined before deleting them.
20108 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20110 * function.c (aggregate_value_p): Correctly extract the function
20111 type from CALL_EXPR_FN lookup.
20113 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20115 * config/picochip/picochip.c (picochip_override_options): Revert
20116 CFI asm flag disable commited previously.
20118 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20119 Tobias Grosser <tobi.grosser@amd.com>
20120 Jan Sjodin <jan.sjodin@amd.com>
20122 * graphite.c (scan_tree_for_params): On substractions negate
20123 all the coefficients of the term.
20124 (clast_to_gcc_expression_red): New. Handle reduction expressions
20125 of more than two operands.
20126 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20127 (get_vdef_before_scop): Handle also the case of default definitions.
20129 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20131 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20132 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20133 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20135 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20136 Joey Ye <joey.ye@intel.com>
20138 PR middle-end/37843
20139 * cfgexpand.c (expand_stack_alignment): Don't update stack
20140 boundary nor check incoming stack boundary here.
20141 (gimple_expand_cfg): Update stack boundary and check incoming
20142 stack boundary here.
20144 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20146 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20148 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20150 PR rtl-optimization/38245
20151 * calls.c (expand_call): Add stack arguments to
20152 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20153 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20154 in regs and partially in memory or BLKmode arguments.
20155 (emit_library_call_value_1): Add stack arguments to
20156 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20157 ACCUMULATE_OUTGOING_ARGS).
20158 * dce.c: Include tm_p.h.
20159 (find_call_stack_args): New function.
20160 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20162 (mark_insn): Call find_call_stack_args for CALL_Ps.
20163 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20164 forwards. Allocate and free arg_stores bitmap if needed, pass it
20165 down to deletable_insn_p, don't mark stores set in arg_stores
20166 bitmap, clear the bitmap at the beginning of each bb.
20167 * Makefile.in (dce.o): Depend on $(TM_P_H).
20169 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20172 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20173 to make sure the insn is a conditional test (bug 22599). Reformat a
20176 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20178 PR middle-end/38431
20179 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20180 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20181 (gloog): Do not call cleanup_tree_cfg.
20182 (graphite_transform_loops): Call cleanup_tree_cfg after all
20183 scops have been code generated.
20185 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20186 * doc/gty.texi (Invoking the garbage collector): Added new node
20187 and section documenting ggc_collect.
20189 2009-01-14 Richard Guenther <rguenther@suse.de>
20191 PR tree-optimization/38826
20192 PR middle-end/38477
20193 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20194 initialization notes only if we actually emitted a warning.
20195 (intra_create_variable_infos): Add constraints for a result decl
20196 that is passed by hidden reference.
20197 (build_pred_graph): Mark all related variables non-direct on
20200 2009-01-14 Nick Clifton <nickc@redhat.com>
20202 * ira-conflicts.c: Include addresses.h for the definition of
20204 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20205 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20207 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20210 * Makefile.in (ira-lives.o): Add except.h.
20212 * ira-lives.c: Include except.h.
20213 (process_bb_node_lives): Process can_throw_internal.
20215 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20217 PR rtl-optimization/38774
20218 * combine.c (simplify_set): When undoing cc_use change, don't do
20219 PUT_CODE on the newly created comparison, but instead put back the
20222 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20224 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20225 values. Remove duplicate arm8 entry.
20227 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20229 PR tree-optimization/38786
20230 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20231 the SSA_NAME case of expand_scalar_variables_expr.
20232 Set the type of an expression to the type of its assign statement.
20233 (expand_scalar_variables_expr): Also gather the scalar computation
20234 used to index the memory access. Do not pass loop_p.
20235 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20236 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20237 the gimple_stmt_iterator where it inserts new code.
20238 Do not pass loop_p.
20239 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20240 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20242 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20244 * graphite.h (debug_value): Removed.
20245 * graphite.c (debug_value): Removed.
20247 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20249 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20250 ldrd/strd with two 32-bit instructions.
20252 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20254 * config/arm/arm.c (struct processors): Pass for speed down into
20255 cost helper functions.
20256 (const_ok_for_op): Handle COMPARE and inequality nodes.
20257 (arm_rtx_costs_1): Rewrite.
20258 (arm_size_rtx_costs): Update prototype.
20259 (arm_rtx_costs): Pass speed down to helper functions.
20260 (arm_slowmul_rtx_costs): Rework cost calculations.
20261 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20262 (arm_9e_rtx_costs): Likewise.
20264 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20266 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20267 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20268 (alpha_legitimize_address): Do not split local symbols wider than
20269 UNITS_PER_WORD into HIGH/LO_SUM parts.
20271 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20274 * gcc.c (process_command): Replace call to execvp with calls
20275 to pex_one and exit.
20277 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20280 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20281 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20282 variant for devices with 3-byte PC.
20283 (__tablejump_elpm__): New.
20285 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20288 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20289 offsetof member-designator, handle it as `[0].'.
20291 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20293 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20294 function when not using named sections on targets with named sections
20295 if branch distance is less than 262132.
20297 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20299 * combine.c (combine_instructions): Recompute
20300 optimize_this_for_speed_p for each BB in the main combine loop.
20302 2009-01-12 Tomas Bily <tbily@suse.cz>
20305 * tree-loop-distribution.c (prop_phis): New function.
20306 (generate_builtin): Call prop_phis.
20307 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20309 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20311 PR tree-optimization/38807
20312 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20313 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20315 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20317 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20318 subreg of op0 to the original op0.
20320 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20322 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20324 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20327 * mips-tfile.c (parse_def): Fix parsing of def strings
20328 starting with digits.
20330 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20333 * config/arm/arm.c (arm_is_long_call_p): Don't call
20334 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20336 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20338 * regrename.c (regrename_optimize): Fix dumping.
20339 (find_oldest_value_reg): Preserve REG_POINTER.
20340 (copy_hardreg_forward_1): Likewise.
20342 2009-01-09 Diego Novillo <dnovillo@google.com>
20344 * gimple.h (struct gimple_statement_base) <uid>: Document
20345 the restrictions on its use.
20346 (gimple_uid): Tidy.
20347 (gimple_set_uid): Tidy.
20349 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20351 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20352 zero guard even if align_bytes != 0 and count is smaller than
20355 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20357 PR rtl-optimization/38495
20358 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20359 (add_range_and_copies_from_move_list): Print all added ranges.
20360 Add ranges to memory optimized destination.
20362 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20366 * config/i386/i386.c (override_options): Reject
20367 -mstringop-strategy=rep_8byte with -m32.
20368 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20369 to 1. Do count comparison against epilogue_size_needed at compile
20370 time even when count_exp was constant forced into register. For
20371 size_needed don't jump to epilogue, instead just avoid aligning
20372 and invoke the body algorithm. If need_zero_guard, add zero guard
20373 even if count is non-zero, but smaller than size_needed + number of
20374 bytes that could be stored for alignment.
20375 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20376 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20377 but smaller than size_needed + number of bytes that could be stored
20378 for alignment. Compare size_needed with epilogue_size_needed instead
20379 of desired_align - align, don't adjust size_needed, pass
20380 epilogue_size_needed to the epilogue expanders.
20383 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20385 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20387 * pa.c (last_address): Change to unsigned.
20388 (update_total_code_bytes): Change argument to unsigned. Don't
20389 check if insn addresses are set.
20390 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20391 addresses are not set.
20392 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20394 2009-01-09 Nick Clifton <nickc@redhat.com>
20396 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20397 DECL_DECLARED_INLINE_P.
20399 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20401 PR middle-end/38347
20402 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20403 GET_MODE (op0) in operand_subword_force calls.
20405 PR middle-end/38771
20406 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20407 fold_convert arg0 operands to TREE_TYPE (op0) first.
20409 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20411 * params.def (ira-max-conflict-table-size): Decrease default value
20414 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20416 PR tree-optimization/37031
20417 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20419 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20420 allocate it using gc instead of heap, use VEC_quick_push instead of
20422 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20423 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20424 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20425 allocated vector from heap allocated.
20426 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20427 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20428 vector only after perfect_loop_nest_depth call.
20430 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20431 Jan Sjodin <jan.sjodin@amd.com>
20433 PR tree-optimization/38559
20434 * graphite.c (debug_value, copy_constraint,
20435 swap_constraint_variables, scale_constraint_variable, ): New.
20436 (get_lower_bound, get_upper_bound): Removed.
20437 (graphite_trans_bb_strip_mine): Clean up this code that works
20438 only for constant number of iterations. Fully copy upper and
20439 lower bound constraints, not only the constant part of them.
20440 * graphite.h (debug_value): Declared.
20442 2009-01-08 Ira Rosen <irar@il.ibm.com>
20444 PR tree-optimization/37194
20445 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20446 Don't add the cost of cost model guard in prologue to scalar
20447 outside cost in case of known number of iterations.
20449 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20450 Alan Modra <amodra@bigpond.net.au>
20452 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20453 non-word-aligned REG+CONST addressing.
20455 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20458 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20459 free_after_compilation when outputting a thunk.
20460 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20461 Do not call free_after_compilation here.
20463 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20465 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20466 (ix86_valid_target_attribute_inner_p): Ditto.
20468 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20470 PR tree-optimization/38492
20471 PR tree-optimization/38498
20472 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20473 * tree-chrec.h (scev_is_linear_expression): Declared.
20474 * graphite.c (graphite_cannot_represent_loop_niter): New.
20475 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20476 (graphite_loop_normal_form): Use gcc_assert.
20477 (scan_tree_for_params): Use CASE_CONVERT.
20478 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20479 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20480 Use gcc_assert. Discard scops that contain unhandled cases.
20481 (build_scop_conditions): Return a boolean status for unhandled cases.
20482 (strip_mine_profitable_p): Print the loop number, not its depth.
20483 (is_interchange_valid): Pass the depth of the loop nest, don't
20484 recompute it wrongly.
20485 (graphite_trans_bb_block): Same.
20486 (graphite_trans_bb_block): Print tentative of loop blocking.
20487 (graphite_trans_scop_block): Do not print that the loop has been
20489 (graphite_transform_loops): Do not handle scops that contain condition
20492 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20494 AVX Programming Reference (December, 2008)
20495 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20496 (_mm256_stream_pd): Likewise.
20497 (_mm256_stream_ps): Likewise.
20499 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20500 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20501 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20502 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20503 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20504 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20505 (ix86_expand_special_args_builtin): Likewise.
20507 * config/i386/sse.md (AVXMODEDI): New.
20508 (avx_movnt<mode>): Likewise.
20509 (avx_movnt<mode>): Likewise.
20510 (<sse>_movnt<mode>): Remove AVX support.
20511 (sse2_movntv2di): Likewise.
20513 2009-01-07 Richard Guenther <rguenther@suse.de>
20515 PR middle-end/38751
20516 * fold-const.c (extract_muldiv): Remove obsolete comment.
20517 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20518 to PLUS_EXPR canonicalization for the canonicalization.
20520 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20522 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20523 hosted cross-compilers generating less efficient code.
20525 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20527 * function.h (rtl_data): Add a dbr_scheduled_p field.
20528 * reorg.c (dbr_schedule): Set it.
20529 (gate_handle_delay_slots): Check it.
20530 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20531 (mips_reorg): Check flag_delayed_branch instead of
20532 mips_base_delayed_branch.
20533 (mips_override_options): Don't set mips_base_delayed_branch
20534 or flag_delayed_branch.
20536 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20538 PR rtl-optimization/38426.
20539 * ira.c (ira): Set current_function_is_leaf earlier.
20541 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20543 PR rtl-optimization/38722
20544 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20545 too early, only set a flag and modify after last possible
20548 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20551 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20552 * real.c (decimal_single_format): Correct values of emin and emax.
20553 (decimal_double_format): Ditto.
20554 (decimal_quad_format): Ditto.
20555 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20556 computation of DECnn_MIN and DECnn_MAX for corrected values of
20557 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20558 __DECnn_MIN__, and adjust its computation for the corrected value
20561 2009-01-06 Jan Hubicka <jh@suse.cz>
20564 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20566 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20568 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20569 Add Robert Clark to the list of testers.
20571 2009-01-06 Jan Hubicka <jh@suse.cz>
20572 Kai Tietz <kai.tietz@onevision.com>
20574 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20575 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20577 2009-01-06 Jan Hubicka <jh@suse.cz>
20578 Kai Tietz <kai.tietz@onevision.com>
20580 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20582 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20583 (ix86_nsaved_regs): Count only general purpose regs.
20584 (ix86_nsaved_sseregs): New.
20585 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20586 to 16 for w64; compute padding and size of sse reg save area.
20587 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20588 general purpose regs.
20589 (ix86_emit_save_sse_regs_using_mov): New.
20590 (ix86_expand_prologue): Save SSE regs if needed.
20591 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20592 (ix86_emit_restore_sse_regs_using_mov): New.
20593 (ix86_expand_epilogue): Save SSE regs if needed.
20595 2009-01-06 Jan Hubicka <jh@suse.cz>
20596 Kai Tietz <kai.tietz@onevision.com>
20598 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20599 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20600 functions when accumulate outgoing args is off.
20602 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20605 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20606 before using pseudos_have_intersected_live_ranges_p.
20608 * ira-int.h (ira_assert): Always define.
20610 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20612 AVX Programming Reference (December, 2008)
20613 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20614 (_mm256_permute2_pd): Likewise.
20615 (_mm_permute2_ps): Likewise.
20616 (_mm256_permute2_ps): Likewise.
20617 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20618 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20620 * config/i386/i386.c (ix86_builtins): Remove
20621 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20622 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20623 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20624 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20625 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20626 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20627 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20628 __builtin_ia32_vpermil2ps256.
20629 (ix86_init_mmx_sse_builtins): Updated.
20630 (ix86_expand_args_builtin): Likewise.
20632 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20634 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20635 long absolute calls when generating PA 2.0 code.
20637 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20639 PR rtl-optimization/38583
20640 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20642 * params.def (ira-max-conflict-table-size): New.
20644 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20646 * ira.h (ira_conflicts_p): New external definition.
20648 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20649 table. Report this. Return result of building.
20650 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20651 building conflict table.
20653 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20654 (ira_color): Use ira_conflicts_p.
20656 * global.c: Include ira.h.
20657 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20660 * Makefile.in (global.o): Add ira.h.
20662 * ira-build.c (mark_all_loops_for_removal,
20663 propagate_some_info_from_allocno): New.
20664 (remove_unnecessary_allocnos): Call
20665 propagate_some_info_from_allocno.
20666 (remove_low_level_allocnos): New.
20667 (remove_unnecessary_regions): Add parameter. Call
20668 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20669 parameter to remove_unnecessary_regions.
20670 (ira_build): Remove all regions but root if the conflict table was
20671 not built. Update conflict hard regs for allocnos crossing calls.
20673 * ira.c (ira_conflicts_p): New global.
20674 (ira): Define and use ira_conflicts_p.
20676 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20677 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20678 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20680 2009-01-06 Ben Elliston <bje@au.ibm.com>
20682 * gengtype-lex.l (YY_NO_INPUT): Define.
20684 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20687 * c-common.c (handle_vector_size_attribute): Also reject
20688 BOOLEAN_TYPE types.
20690 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20692 PR tree-optimization/38492
20693 * graphite.c (rename_map_elt, debug_rename_elt,
20694 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20695 rename_map_elt_info, eq_rename_map_elts,
20696 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20697 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20698 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20699 (sese_build_livein_liveouts): New.
20700 (new_sese, free_sese): New.
20701 (new_scop): Call new_sese.
20702 (free_scop): Call free_sese.
20703 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20704 (register_old_new_names): Renamed register_old_and_new_names.
20705 (register_scop_liveout_renames, add_loop_exit_phis,
20706 insert_loop_close_phis, struct igp,
20707 default_liveout_before_guard, add_guard_exit_phis,
20708 insert_guard_phis, copy_renames): New.
20709 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20710 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20711 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20712 (scop_adjust_phis_for_liveouts): New.
20713 (gloog): Call scop_adjust_phis_for_liveouts.
20715 * graphite.h (struct sese): Documented. Added fields liveout,
20716 num_ver and livein.
20717 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20718 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20719 (struct scop): Added field liveout_renames.
20720 (SCOP_LIVEOUT_RENAMES): New.
20722 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20724 PR tree-optimization/38510
20725 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20726 (translate_clast): Call recompute_all_dominators before
20728 (gloog): Call recompute_all_dominators before graphite_verify.
20730 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20731 Jan Sjodin <jan.sjodin@amd.com>
20733 PR tree-optimization/38500
20734 * graphite.c (create_sese_edges): Call fix_loop_structure after
20737 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20739 * config.gcc: Add m32r*-*-rtems*.
20740 * config/m32r/rtems.h: New file.
20742 2009-01-05 Ben Elliston <bje@au.ibm.com>
20744 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20745 (.po.pox): Likewise.
20746 (po/gcc.pot): Likewise.
20748 2009-01-04 David S. Miller <davem@davemloft.net>
20750 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20751 (STARTING_FRAME_OFFSET): Always set to zero.
20753 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20755 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20756 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20757 fixed-point types, and vectors of the same.
20759 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20761 * config/mips/sync.md (*mb_barrier): Rename to...
20762 (*memory_barrier): ...this.
20764 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20766 * doc/extend.texi (Function Attributes): Move @cindex after @item
20767 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20768 and put in alphabetical order. Fix 'target' name and put in order.
20769 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20772 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20774 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20775 (memory_barrier): Expand as unspec instead of unspec_volatile.
20776 Remove mem:BLK from insn operands. Use Pmode scratch register.
20777 (*memory_barrier): Define as unspec instead of unspec_volatile.
20778 Use (match_dup 0) as input operand.
20780 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20781 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20782 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20783 scratch register. Remove operand 1.
20784 (*stbar): Define as unspec instead of unspec_volatile.
20785 Use (match_dup 0) as input operand, remove (const_int 8).
20786 (*membar): Define as unspec instead of unspec_volatile.
20787 Use (match_dup 0) as input operand, remove input operand 2.
20789 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20790 (memory_barrier): Expand as unspec instead of unspec_volatile.
20791 Remove mem:BLK from insn operands. Use Pmode scratch register.
20792 (*memory_barrier): Define as unspec instead of unspec_volatile.
20793 Use (match_dup 0) as input operand.
20795 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20796 Remove mem:BLK from insn operands. Use Pmode scratch register.
20797 Set volatile flag on operand 0.
20798 (*memory_barrier): New insn pattern.
20800 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20802 (*memory_barrier): Use (match_dup 0) as input operand.
20804 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20805 Remove mem:BLK from insn operands. Use Pmode scratch register.
20806 Set volatile flag on operand 0.
20807 (*mb_internal): New insn pattern.
20809 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20811 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20813 PR middle-end/38586
20814 * function.c (struct temp_slot): Move to the section of the file
20815 that deals with temp slots. Remove field 'address'.
20816 (temp_slot_address_table): New hash table of address -> temp slot.
20817 (struct temp_slot_address_entry): New struct, items for the table.
20818 (temp_slot_address_compute_hash, temp_slot_address_hash,
20819 temp_slot_address_eq, insert_temp_slot_address): Support functions
20821 (find_temp_slot_from_address): Rewrite to use the new hash table.
20822 (remove_unused_temp_slot_addresses): Remove addresses of temp
20823 slots that have been made available.
20824 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20825 worker function for remove_unused_temp_slot_addresses.
20826 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20827 Add the temp slot address to the address -> temp slot map.
20828 (update_temp_slot_address): Update via insert_temp_slot_address.
20829 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20830 (pop_temp_slots): Likewise.
20831 (init_temp_slots): Allocate the address -> temp slot map, or empty
20832 the map if it is already allocated.
20833 (prepare_function_start): Initialize temp slot processing.
20835 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20837 PR middle-end/38584
20838 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20839 Calculate the size of all stack vars assuming no packing of stack
20840 vars will happen, replacing a quadratic algorithm with a linear one.
20842 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20845 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20848 2009-01-03 Diego Novillo <dnovillo@google.com>
20850 * doc/contrib.texi: Update contributions.
20852 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20855 * builtins.c (fold_builtin_memory_op): Give up if either operand
20856 is volatile. Set srctype or desttype to non-qualified version
20860 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20861 and FUNCTION_DECLs.
20863 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20865 PR rtl-optimization/35805
20866 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20867 problem if fast dce is able to remove any instructions.
20868 * dce.c (dce_process_block): Fix dump message.
20870 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20873 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20875 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20877 PR middle-end/38690
20878 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20879 * tree-pretty-print.c (op_code_prio): New function.
20880 (op_prio): No longer static. Use op_code_prio.
20881 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20882 Use op_prio and op_code_prio to determine if () should be
20883 printed around operand(s) or not.
20885 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20886 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20887 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20888 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20889 pp_character instead of pp_string for single letter printing.
20891 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20893 * doc/extend.texi: Fix '#pragma GCC option' typo.
20895 2009-01-02 Richard Guenther <rguenther@suse.de>
20897 * doc/install.texi (--enable-checking): Mention different
20898 default for stage1.
20899 (--enable-stage1-checking): Document.
20901 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20903 PR middle-end/30142
20904 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20905 case to be an error.
20907 2009-01-02 Ben Elliston <bje@au.ibm.com>
20909 * config/fp-bit.h (pack_d): Constify argument.
20910 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20911 (isnan): Constify argument.
20913 (iszero): Likewise.
20914 (pack_d): Likewise.
20915 (_fpadd_parts): Constify return type.
20916 (_fpmul_parts): Likewise.
20917 (_fpdiv_parts): Likewise.
20919 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20922 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20923 warn about overwriting initializer with side-effects or
20924 -Woverride-init if !IMPLICIT.
20925 (output_init_element): Likewise. Pass IMPLICIT down to
20927 (process_init_element): Add IMPLICIT argument. Pass it down
20928 to output_init_element.
20929 (push_init_element, pop_init_level, set_designator): Adjust
20930 process_init_element callers.
20931 (set_nonincremental_init, set_nonincremental_init_from_string):
20932 Adjust add_pending_init callers.
20933 (output_pending_init_elements): Adjust output_init_element callers.
20934 * c-tree.h (process_init_element): Adjust prototype.
20935 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20936 process_init_element callers.
20939 Copyright (C) 2009 Free Software Foundation, Inc.
20941 Copying and distribution of this file, with or without modification,
20942 are permitted in any medium without royalty provided the copyright
20943 notice and this notice are preserved.