1 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5 (sub_ddmmss): Likewise.
7 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16 * reload1.c (reload_as_needed): Use cancel_changes to completely
17 undo a failed replacement attempt.
19 2009-08-10 Richard Guenther <rguenther@suse.de>
22 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
23 (useless_type_conversion_p): ... here. Require pointer targets
26 2009-08-10 Dodji Seketeli <dodji@redhat.com>
29 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
30 loose the original type of the statement list.
32 2009-08-09 Douglas B Rupp <rupp@gnat.com>
34 * config/alpha/alpha.c: Include libfuncs.h
35 (avms_asm_output_extern): New function.
36 (alpha_init_libfuncs): Init some decc libfuncs.
37 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
38 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
39 (DO_CRTL_NAMES): Define.
41 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
42 (LONG_TYPE_SIZE): Define.
43 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
44 (SUBTARGET_SWITCHES): Define malloc64 switch.
45 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
46 (MASK_RETURN_ADDR): Define.
47 doc/invoke.texi (mmalloc64): Document switch.
49 2009-08-09 Olivier Hainque <hainque@adacore.com>
50 Douglas B Rupp <rupp@gnat.com>
52 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
53 uses_condition_handler.
54 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
55 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
56 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
57 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
58 (code_for_builtin): New insn codes for the new alpha_builtins.
59 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
60 (alpha_sa_size): Account for uses_condition_handler.
61 (alpha_expand_prologue): Likewise.
62 (alpha_start_function): Likewise.
63 (alpha_expand_epilogue): Likewise.
64 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
65 establish/revert expanders.
66 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
67 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
68 New expander, resorting to the alpha.c associated function.
69 (builtin_revert_vms_condition_handler): Likewise.
70 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
71 __gcc_shell_handler, the static VMS condition handler used as
72 an indirection wrapper to the current dynamically established
74 * config/alpha/vms-unwind.h: Complete rewrite.
75 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
76 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
78 2009-08-09 Eric Botcazou <botcazou@adacore.com>
79 Douglas B Rupp <rupp@gnat.com>
81 * config/alpha/alpha.c (alpha_links): Add 'target' field.
82 (alpha_need_linkage): Handle aliases. Return function symbol.
83 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
84 Use ultimate alias target for the linkage name.
85 * config/alpha/alpha.md (movmemdi): Use the symbol returned
86 by alpha_need_linkage for the function symbol.
89 2009-08-09 Douglas B Rupp <rupp@gnat.com>
91 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
92 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
93 (ASM_WEAKEN_LABEL): Define.
94 (CRT_CALL_STATIC_FUNCTION): Define.
95 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
96 (ENDFILE_SPEC): Define.
97 (INIT_SECTION_ASM_OP): Define.
98 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
99 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
101 (MULTILIB_OSDIRNAMES): Define.
102 (shlib_version): Define.
104 (SHLIB_OBJS): Define.
105 (SHLIB_NAME): Define.
106 (SHLIB_MULTILIB): Define.
107 (SHLIB_INSTALL): Define.
108 (SHLIB_SYMVEC): Define.
109 (SHLIB_SYMVECX2): Define.
110 (SHLIB_LINK): Define.
112 2009-08-09 Douglas B Rupp <rupp@gnat.com>
114 * config/alpha/alpha.c (alpha_initialize_trampoline):
115 Initialize VMS trampoline IAW ABI for bounded procedure calls.
116 (alpha_start_function): Emit transfer address on nested functions
117 for VMS trampoline call.
118 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
119 since no longer used.
120 * config/alpha/vms-tramp.asm: Remove.
121 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
122 since now only data initialized at runtime.
124 2009-08-09 Douglas B Rupp <rupp@gnat.com>
126 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
127 (LINK_GCC_C_SEQUENCE_SPEC): Define.
128 (MD_EXEC_PREFIX): Remove, no longer used.
129 (MD_STARTFILE_PREFIX): Likewise.
130 (INCLUDE_DEFAULTS): Likewise.
131 * config/alpha/t-vms:
132 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
134 2009-08-09 Richard Guenther <rguenther@suse.de>
136 PR tree-optimization/41016
137 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification
139 (operand_precision): Remove.
140 (integral_operand_p): Likewise.
141 (recognize_single_bit_test): Adjust.
143 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
145 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
146 operation overflows. Likewise non-cast unary arithmetic.
147 If one arm of a conditional expression is always taken,
148 inhibit evaluation warnings for the other arm. Likewise inhibit
149 evaluation warnings for the second && or || operand if the first
150 operand is enough to determine the result.
151 * c-typeck.c (build_conditional_expr): Apply the same inhibition
153 (build_binary_op): Prevent duplicate evaluation warnings.
155 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
157 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
158 and destination have different modes, Use promote_mode to
159 determine the signedness of the conversion. Assert that the
160 promoted source mode matches the destination mode. Don't pass
161 the destination and destination mode to expand_expr if the source
162 mode is different. Simplify conversion logic.
164 2009-08-09 Ira Rosen <irar@il.ibm.com>
166 PR tree-optimization/41008
167 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
168 from condition only in case it's a comparison. Adjust checks.
170 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
172 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
173 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
174 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
175 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
176 (dump_cand): Handle them.
177 (struct iv_cand): New members COST_STEP and AINC_USE.
178 (stmt_after_increment): Likewise.
179 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
180 callers changed. Use gimple_uid comparison instead of scanning.
181 (add_candidate_1): When looking for identical candidates, take
182 AINC_USE into account. Set it for new candidates.
183 (force_expr_to_var_cost): Cast target_spill_cost to int.
184 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
185 All callers changed. Check for availability of autoinc addressing
186 modes, both in general for a given mode, and in the specific use
188 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
190 (get_computation_cost): Likewise.
191 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
192 add_autoinc_candidates): New static functions.
193 (add_candidate): Call add_autoinc_candidates for candidates based on
195 (find_iv_candidates): Call set_autoinc_for_original_candidates.
196 (determine_use_iv_cost_address): If we have an autoinc candidate at
197 the matching use, verify autoinc is possible and subtract the cost
198 of the candidate's step from the cost.
199 (determine_iv_cost): Record the cost of the increment in the COST_STEP
200 member of the candidate.
201 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
202 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
204 2009-08-09 Douglas B Rupp <rupp@gnat.com>
206 * config.build (ia64-hp-*vms*): New target.
207 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
209 * config.gcc (ia64-hp-*vms*): New target.
210 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
212 * config.host (ia64-hp-*vms*): New target.
213 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
216 2009-08-08 Richard Guenther <rguenther@suse.de>
218 PR tree-optimization/40991
219 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
221 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
223 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
224 mode check. Do truncations in an integer mode.
225 (force_to_mode): Handle subregs for all mode types. Only do
226 arithmetic simplifications on integer modes.
228 2009-08-07 Richard Guenther <rguenther@suse.de>
230 PR tree-optimization/40999
231 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
232 (maybe_fold_reference): Lookup constant initializers.
233 (fold_gimple_assign): Likewise.
235 2009-08-07 Richard Guenther <rguenther@suse.de>
237 * tree-ssa.c (useless_type_conversion_p_1): Only for types
238 that require structural equality defer to the langhook.
240 2009-08-07 Martin Jambor <mjambor@suse.cz>
242 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
244 (struct ipa_pass_through_data): New type.
245 (struct ipa_ancestor_jf_data): New type.
246 (union jump_func_value): Removed field formal_id, added fields
247 pass_through and ancestor.
248 (struct ipa_param_call_note): Changed type of formal_id to int from
250 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
251 operations jump functions and ancestor jump functions.
252 (compute_complex_pass_through): New function.
253 (compute_scalar_jump_functions): Call compute_complex_pass_through,
254 reflect changes in the jump function strucutre.
255 (update_jump_functions_after_inlining): Ignore complex pass-through
256 and ancestor jump functions.
257 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
258 polynomial pass-through with operation jump functions.
260 2009-08-07 Jakub Jelinek <jakub@redhat.com>
262 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
263 fde->dw_fde_begin as begin label instead of hot/cold label.
264 Use LLSDAC label instead of LLSDA for second section lsda.
265 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
266 label instead of LLSDA if it is true.
267 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
269 * except.c (add_call_site, dw2_size_of_call_site_table): Add
270 SECTION argument. Use it as index into crtl->eh.call_site_record
272 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
273 use it to determine how to print table entries instead of using
274 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
275 label instead of normal begin label as base.
276 (sjlj_assign_call_site_values): Adjust add_call_site caller.
277 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
278 ensure no EH range spans between sections and that landing pads
279 are always in the corresponding section.
280 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
281 for crtl->eh.call_site_record being an array rather than scalar.
282 (output_one_function_exception_table): New function, copied
283 from output_function_exception_table. Adjust
284 dw2_size_of_call_site_table, dw2_output_call_site_table
285 callers. For SECOND section use *C suffixed labels.
286 (output_function_exception_table): Call
287 output_one_function_exception_table and, when doing hot/cold
288 partitioning, also another time for the second section.
289 * opts.c: Include except.h.
290 (decode_options): Allow -freorder-blocks-and-partition with
291 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
292 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
293 * function.h (struct rtl_eh): Change call_site_record from
294 scalar into array of 2 elements.
296 2009-08-07 Martin Jambor <mjambor@suse.cz>
298 * ipa-prop.c (count_formal_params_1): New function.
299 (ipa_get_vector_of_formal_parms): New function.
300 (get_vector_of_formal_parm_types): New function.
301 (ipa_modify_formal_parameters): New function.
302 (ipa_modify_call_arguments): New function.
303 (index_in_adjustments_multiple_times_p): New function.
304 (ipa_combine_adjustments): New function.
305 (ipa_dump_param_adjustments): New function.
306 * ipa-prop.h (struct ipa_parm_adjustment): New type.
307 (ipa_get_vector_of_formal_parms): Declare.
308 (ipa_modify_formal_parameters): Declare.
309 (ipa_modify_call_arguments): Declare.
310 (ipa_combine_adjustments): Declare.
311 (ipa_dump_param_adjustments): Declare.
312 (build_ref_for_offset): Declare.
313 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
314 * tree-sra.c: Include ipa-prop.c.
315 (build_ref_for_offset): Make public.
317 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
319 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
321 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
323 * gcc/doc/extend.texi (__builtin_extract_return_address)
324 (__builtin_frob_return_address): Document.
326 2009-08-06 Paul Brook <paul@codesourcery.com>
328 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
329 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
330 implementation on ARMv6-M.
332 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
334 * doc/extend.texi (pcs): Document new attribute for ARM.
336 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
338 * arm.c (pcs_attribute_args): Comment out unsupported attribute
341 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
343 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
346 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
348 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
350 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
352 Merge ARM/hard_vfp_branch to trunk.
354 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
356 * arm.c (libcall_eq): New function.
357 (libcall_hash): New function.
358 (add_libcall): New function.
359 (arm_libcall_uses_aapcs_base): New function.
360 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
361 libcalls using the base PCS.
362 (arm_init_cumulative_args): Likewise.
364 2009-07-20 Joseph Myers <joseph@codesourcery.com>
366 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
367 Use base ABI for conversion libfuncs between HFmode and SFmode.
369 2009-05-12 Joseph Myers <joseph@codesourcery.com>
371 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
372 V4SImode as representatives of all 64-bit and 128-bit vector
373 types. Allow vector types without vector modes.
374 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
375 without vector modes like BLKmode.
376 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
377 BLKmode. Avoid unsupported vector modes or TImode moves for
379 (aapcs_vfp_allocate_return_reg): Likewise.
380 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
381 V8QImode if TARGET_NEON || TARGET_IWMMXT.
383 2009-05-12 Joseph Myers <joseph@codesourcery.com>
385 * config/arm/arm.c (arm_handle_pcs_attribute): New.
386 (arm_get_pcs_model): Pass attribute arguments to
387 arm_pcs_from_attribute.
388 (arm_init_cumulative_args): Use base AAPCS for conversions from
389 floating-point types to DImode.
390 (arm_attribute_table): Add pcs attribute.
391 (arm_handle_pcs_attribute): New.
392 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
393 conversions from floating-point types to DImode, also declare them
394 to use base AAPCS and declare functions they call to use base
395 AAPCS and their RTABI names.
397 2009-05-12 Joseph Myers <joseph@codesourcery.com>
399 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
400 -mfloat-abi=hard not being supported for VFP.
402 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
404 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
405 SYMBOL_REF to hard_libcall_value.
407 2009-03-05 Joseph Myers <joseph@codesourcery.com>
408 Richard Earnshaw <rearnsha@arm.com>
410 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
411 has been put on the stack, all remaining co-processory arguments for
412 that co-processor also go on the stack.
414 2009-03-05 Joseph Myers <joseph@codesourcery.com>
416 * config/arm/arm.c (arm_return_in_memory): Handle returning
417 vectors of suitable size in registers also for AAPCS case.
419 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
421 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
423 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
425 ARM Hard-VFP calling convention
426 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
427 * target.h (gcc_target): Add libcall_value to table of call hooks.
428 * targhooks.h (default_libcall_value): Default implementation.
429 * targhooks.c (default_libcall_value): Likewise.
430 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
431 * optabs.c (expand_unop): Use it.
432 * expr.h (hard_libcall_value): Pass the function RTX through.
433 * calls.c (emit_library_call_value_1): Update call to
435 * explow.c (hard_libcall_value): Use new target hook.
436 * testsuite/lib/target-supports.exp
437 (check_effective_target_arm_hard_vfp_ok): New hook.
438 (check_effective_target_arm_neon_ok): Improve test for neon
440 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
441 * config/arm/arm.c: Include cgraph.h
442 (TARGET_FUNCTION_VALUE): Override default hook.
443 (arm_pcs_default): New variable.
444 (arm_override_options): Don't fault hard calling convention with VFP.
445 Add support for AAPCS variants.
446 (arm_function_value): Make static. Handle AAPCS variants.
447 (arm_libcall_value): New function.
448 (arm_apply_result_size): Handle VFP registers in results.
449 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
451 (pcs_attribute_args): New variable.
452 (arm_pcs_from_attribute): New function.
453 (arm_get_pcs_model): New function.
454 (aapcs_vfp_cum_init): New function.
455 (aapcs_vfp_sub_candidate): New function.
456 (aapcs_vfp_is_return_candidate): New function.
457 (aapcs_vfp_is_call_candidate): New function.
458 (aapcs_vfp_allocate): New function.
459 (aapcs_vfp_allocate_return_reg): New function.
460 (aapcs_vfp_advance): New function.
461 (aapcs_cp_arg_layout): New variable.
462 (aapcs_select_call_coproc): New function.
463 (aapcs_select_return_coproc): New function.
464 (aapcs_allocate_return_reg): New function.
465 (aapcs_libcall_value): New function.
466 (aapcs_layout_arg): New function.
467 (arm_init_cumulative_args): Initialize AAPCS args data.
468 (arm_function_arg): Handle AAPCS variants using new interface.
469 (arm_arg_parital_bytes): Likewise.
470 (arm_function_arg_advance): New function.
471 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
473 (arm_setup_incoming_varargs): Handle new AAPCS args data.
474 * arm.h (NUM_VFP_ARG_REGS): Define.
475 (LIBCALL_VALUE): Update.
476 (FUNCTION_VALUE): Delete.
477 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
479 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
480 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
481 (FUNCTION_ARG_REGNO_P): Add VFP regs.
482 * arm-protos.h (arm_function_arg_advance): Add.
483 (aapcs_libcall_value): Add.
484 (arm_function_value): Delete.
486 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
487 H.J. Lu <hongjiu.lu@intel.com>
490 * config/i386/i386.c (standard_sse_mode_p): Remove.
491 (standard_sse_constant_p): Return 2 for integer mode
492 vector_all_ones_operand when SSE2 is enabled.
493 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
494 (ix86_expand_vector_move): Do not check for negative values from
495 standard_sse_constant_p.
497 2009-08-06 Richard Guenther <rguenther@suse.de>
499 * tree-ssa.c (useless_type_conversion_p_1): Make function and
500 array type comparisons frontend independent.
501 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
502 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
503 out array reference lower bound and element size operands.
504 (ao_ref_init_from_vn_reference): Properly compute the offset
506 (vn_reference_fold_indirect): Fill out array reference lower
507 bound and element size operands.
508 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
509 a non gimple valued reference operand which can happen for
510 array reference lower bound or element size.
511 (create_component_ref_by_pieces_1): Properly generate the
512 element size operand for array references.
514 2009-08-06 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/40964
517 * tree.c (iterative_hash_host_wide_int): Export.
518 * tree.h (iterative_hash_host_wide_int): Declare.
519 * tree-ssa-structalias.c (heapvar_map): New struct.
520 (heapvar_map_eq): New function.
521 (heapvar_map_hash): Likewise.
522 (heapvar_lookup): Adjust.
523 (heapvar_insert): Likewise.
524 (make_constraint_from_heapvar): Allow multiple heap variables
525 per decl at different offsets.
526 (init_alias_heapvars): Adjust.
528 2009-08-04 David Daney <ddaney@caviumnetworks.com>
530 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
531 * mips_output_sync_loop (mips_output_sync_loop): Only emit
532 trailing sync if TARGET_SYNC_AFTER_SC.
534 2009-08-05 David Daney <ddaney@caviumnetworks.com>
536 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
537 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
538 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
539 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
540 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
541 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
542 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
543 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
544 test_and_set_12): Rewrite calls to mips_output_sync_loop.
545 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
546 the prototype declaration match the definition.
547 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
548 instructions explicitly. Add barrier_before and operands
550 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
551 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
552 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
553 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
554 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
555 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
557 2009-08-05 Andrew Pinski <pinskia@gmail.com>
559 * tree-ssa-alias.c: Fix intervals to use [) syntax.
561 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
562 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
565 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
568 2009-08-05 Jakub Jelinek <jakub@redhat.com>
570 PR rtl-optimization/40924
571 * dse.c (canon_address): Before calling cselib_expand_value_rtx
572 make sure canon_rtx (mem_address) isn't simpler than
573 canon_rtx (expanded_mem_address).
575 2009-08-05 Li Feng <nemokingdom@gmail.com>
577 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
579 (build_scop_drs): Build alias set for each SCoP.
581 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
583 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
584 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
585 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
586 (MIPS_ARCH_FLOAT_SPEC): Likewise.
587 (BASE_DRIVER_SELF_SPECS): Likewise.
589 2009-08-04 Andrew Pinski <pinskia@gmail.com>
591 * tree-ssa-alias.c: Fix some comment typos.
593 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
595 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
596 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
598 2009-08-03 Janis Johnson <janis187@us.ibm.com>
601 * simplify-rtx.c (simplify_binary_operation_1): Disable
602 simplifications for decimal float operations.
604 2009-08-03 Jakub Jelinek <jakub@redhat.com>
607 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
608 operand of INDIRECT_REF.
610 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
612 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
613 constants referencing TLS symbols.
615 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
617 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
618 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
620 2009-08-03 Richard Guenther <rguenther@suse.de>
622 * tree.c (make_vector_type): Build a main variant first,
623 get the canonical one and then build the variant.
624 * tree-ssa.c (useless_type_conversion_p_1): Handle
626 (useless_type_conversion_p): Conversions to pointers to
627 incomplete record types are useless.
629 2009-08-03 Richard Guenther <rguenther@suse.de>
631 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
632 file will be created.
633 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
634 * toplev.c (compile_file): Adjust comment.
636 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
638 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
639 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
640 (TARGET_PROMOTE_FUNCTION_MODE): Define.
641 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
642 (sh_promote_function_mode): Fix typo.
644 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
646 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
648 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
650 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
651 declaration arguments.
653 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
655 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
656 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
657 (ix86_split_ashl): Ditto.
658 (ix86_expand_vector_init_one_nonzero): Ditto.
659 (ix86_expand_vector_set): Ditto.
660 (ix86_expand_reduc_v4sf): Ditto.
662 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
664 * explow.c (promote_function_mode): Remove assert.
665 * config/sh/sh.c (sh_promote_function_mode): Declare.
667 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
669 * config/pa/pa.c (pa_promote_function_mode): Declare.
670 Change to static. Fix promote_mode call.
672 * gthr-dce.h (CONST_CAST2): Define if not defined.
673 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
675 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
677 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
679 * expr.c (store_constructor): Use promote_decl_mode. Remove
680 now write-only variable unsignedp.
681 (expand_expr_real_1): Use promote_decl_mode.
682 * expr.h (promote_function_mode, promote_decl_mode): New.
683 (promote_mode): Remove last argument.
684 * function.c (assign_temp): Drop last argument of promote_mode.
685 (assign_parm_find_data_types): Use promote_function_mode.
686 (assign_parm_setup_reg): Likewise.
687 (expand_function_end): Use promote_function_mode.
688 * calls.c (initialize_argument_information): Use promote_function_mode.
689 (precompute_arguments): Use promote_mode instead of checking if
690 only PROMOTE_FUNCTION_MODE is defined.
691 (expand_call): When making sibcall decisions, use promote_function_mode.
692 Below, remove an if for targetm.calls.promote_function_return and
693 and use promote_function_mode.
694 (emit_library_call_value_1): Use promote_function_mode, fix bug
695 where promote_mode was passed FOR_CALL == 0 for a return value in an
697 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
698 * explow.c (promote_function_mode, promote_decl_mode): New.
699 (promote_mode): Keep only the FOR_CALL == 0 case.
700 * combine.c (setup_incoming_promotion): Remove test of
701 promote_function_args. Use promote_function_mode.
702 * stmt.c (expand_value_return): Use promote_decl_mode.
703 (expand_decl): Use promote_decl_mode.
705 * expr.c (store_constructor): Use promote_decl_mode. Remove
706 now write-only variable unsignedp.
707 (expand_expr_real_1): Use promote_decl_mode.
708 * expr.h (promote_function_mode, promote_decl_mode): New.
709 (promote_mode): Remove last argument.
710 * function.c (assign_temp): Drop last argument of promote_mode.
711 (assign_parm_find_data_types): Use promote_function_mode.
712 (assign_parm_setup_reg): Likewise.
713 (expand_function_end): Use promote_function_mode.
714 * calls.c (initialize_argument_information): Use promote_function_mode.
715 (precompute_arguments): Use promote_mode instead of checking if
716 only PROMOTE_FUNCTION_MODE is defined.
717 (expand_call): When making sibcall decisions, use promote_function_mode.
718 Below, remove an if for targetm.calls.promote_function_return and
719 and use promote_function_mode.
720 (emit_library_call_value_1): Use promote_function_mode, fix bug
721 where promote_mode was passed FOR_CALL == 0 for a return value in an
723 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
724 * explow.c (promote_function_mode, promote_decl_mode): New.
725 (promote_mode): Keep only the FOR_CALL == 0 case.
726 * combine.c (setup_incoming_promotion): Remove test of
727 promote_function_args. Use promote_function_mode.
728 * stmt.c (expand_value_return): Use promote_decl_mode.
729 (expand_decl): Use promote_decl_mode.
731 * explow.c (promote_function_mode): Just call the target hook.
732 * targhooks.c (default_promote_function_mode,
733 default_promote_function_mode_always_promote): New.
734 * targhooks.h (default_promote_function_mode,
735 default_promote_function_mode_always_promote): Declare.
736 * target.h (promote_function_args, promote_function_return): Remove.
737 (promote_function_mode): New.
738 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
739 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
740 (TARGET_PROMOTE_FUNCTION_MODE): New.
741 (TARGET_CALLS): Adjust.
742 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
743 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
745 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
746 * config/s390/s390.c (s390_promote_function_mode): ... here,
747 with pointer handling.
748 (TARGET_PROMOTE_FUNCTION_MODE): Define.
749 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
751 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
752 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
753 with pointer handling.
754 (TARGET_PROMOTE_FUNCTION_MODE): Define.
755 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
757 * config/sh/sh-protos.h (sh_promote_function_mode): New.
758 * config/sh/sh.c (sh_promote_function_mode): New.
759 (TARGET_PROMOTE_FUNCTION_MODE): Define.
760 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
762 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
763 * config/cris/cris.c (cris_promote_function_mode): ... here.
764 (TARGET_PROMOTE_FUNCTION_MODE): Define.
765 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
767 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
768 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
769 (TARGET_PROMOTE_FUNCTION_MODE): Define.
770 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
772 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
773 * config/arm/arm.c (arm_promote_function_mode): ... here, without
774 complex type handling.
775 (TARGET_PROMOTE_FUNCTION_MODE): Define.
776 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
778 * config/pa/pa.c (pa_promote_function_mode): New.
779 (TARGET_PROMOTE_FUNCTION_MODE): Define.
780 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
782 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
783 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
784 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
785 * config/xtensa/xtensa.c: Likewise.
786 * config/stormy16/stormy16.c: Likewise.
787 * config/iq2000/iq2000.c: Likewise.
788 * config/rs6000/rs6000.c: Likewise.
789 * config/picochip/picochip.c: Likewise.
790 * config/arc/arc.c: Likewise.
791 * config/mcore/mcore.c: Likewise.
792 * config/score/score.c: Likewise.
793 * config/mips/mips.c: Likewise.
794 * config/bfin/bfin.c: Likewise.
795 * config/ia64/ia64.c: Likewise (disabled though).
797 * config/frv/frv.h: Remove pointless remark.
799 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
800 TARGET_PROMOTE_FUNCTION_ARGS,
801 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
802 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
804 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
806 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
807 -floop-parallelize-all.
808 * toplev.c (process_options): Rename flag_graphite_force_parallel to
809 flag_loop_parallelize_all.
810 * tree-ssa-loop.c (gate_graphite_transforms): Same.
811 * graphite.c (graphite_transform_loops): Same.
813 * graphite-poly.c (apply_poly_transforms): Same.
815 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
817 PR tree-optimization/40914
818 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
819 if set, then check the delta field of the PMF record.
820 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
821 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
822 call is stored in the delta.
824 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
826 * config/mips/mips.md (*clear_upper32_dext): New pattern.
828 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
830 * config/i386/bsd.h (ASM_BYTE): New define.
831 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
832 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
833 .byte. Use fputs or putc instead of fprintf where appropriate.
834 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
835 fputs or putc instead of fprintf where appropriate.
836 * config/i386/i386elf.h: Ditto.
837 * config/i386/sysv4.h: Ditto.
839 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
840 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
841 (*tls_global_dynamic_64): Ditto.
843 2009-07-31 Christian Bruel <christian.bruel@st.com>
845 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
847 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
849 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
850 Remove dead code for MINUS.
852 2009-07-31 Anthony Green <green@moxielogic.com>
854 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
856 (moxie_expand_epilogue): Ditto for epilogue.
857 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
859 (moxie_function_arg): Ditto.
860 (moxie_pass_by_reference): Ditto.
861 (moxie_arg_partial_bytes): Ditto.
862 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
863 (FUNCTION_ARG_ADVANCE) Ditto.
864 (REG_PARM_STACK_SPACE) Ditto.
865 (FUNCTION_ARG_REGNO_P) Dito.
867 * config.gcc: Add moxie linux config support.
868 * gcc/config/moxie/uclinux.h: New file.
870 2009-07-31 DJ Delorie <dj@redhat.com>
872 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
873 (UNSPECV_SP_SWITCH_E): New.
874 (sp_switch_1): Change to an unspec.
875 (sp_switch_2): Change to an unspec. Don't use post-inc when we
877 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
878 reference the new stack's address
880 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
882 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
883 graphite-clast-to-gimple.o, graphite-dependences.o,
884 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
885 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
886 (graphite-blocking.o,
887 graphite-clast-to-gimple.o, graphite-dependences.o,
888 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
889 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
890 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
891 * cfgloop.h (struct loop): Add can_be_parallel field.
892 * common.opt (fgraphite-identity): Moved up.
893 (fgraphite-force-parallel): New flag.
894 * graphite.c: Rewrite.
895 * graphite.h: Rewrite.
896 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
898 * toplev.c (graphite_out_file): New file descriptor.
899 (graphite_in_file): New.
900 (process_options): flag_graphite_force_parallel cannot be used without
902 * tree-ssa-loop.c: Include toplev.h.
903 (gate_graphite_transforms): Enable flag_graphite for
904 flag_graphite_force_parallel.
906 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
908 * ChangeLog.graphite: New.
909 * graphite-blocking.c: New.
910 * graphite-clast-to-gimple.c: New.
911 * graphite-clast-to-gimple.h: New.
912 * graphite-dependences.c: New.
913 * graphite-dependences.h: New.
914 * graphite-interchange.c: New.
915 * graphite-poly.c: New.
916 * graphite-poly.h: New.
917 * graphite-ppl.c: New.
918 * graphite-ppl.h: New.
919 * graphite-scop-detection.c: New.
920 * graphite-scop-detection.h: New.
921 * graphite-sese-to-poly.c: New.
922 * graphite-sese-to-poly.h: New.
926 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
928 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
929 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
931 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
933 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
934 (scev_is_linear_expression): Return false if the evolution is not
937 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
939 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
940 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
942 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
944 * tree-data-ref.c (debug_data_references): New.
945 (debug_data_reference): New.
946 * tree-data-ref.h (debug_data_references): Declared.
947 (debug_data_reference): Declared.
949 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
951 * tree-data-ref.c (stmt_simple_memref_p: Removed.
952 * tree-data-ref.h (scop_p): Removed.
953 (struct data_reference): Remove field scop.
955 (stmt_simple_memref_p): Removed.
957 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
959 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
960 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
963 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
965 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
969 * doc/invoke.texi (-fgraphite-identity): Documented.
971 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
973 * tree-scalar-evolution.c: Fix comment.
974 (instantiate_scev_1): Return unknow from scev instantiation if the
975 result is not above instantiate_below.
977 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
979 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
980 static anymore. Instantiate the symbols that may have been introduced
982 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
985 2009-07-30 DJ Delorie <dj@redhat.com>
987 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
988 .vliw directive to VLIW sections.
990 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
992 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
994 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
995 (AUTOHEADER): New variable.
996 ($(srcdir)/cstamp-h.in): Use it.
998 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
999 Pat Haugen <pthaugen@us.ibm.com>
1000 Revital Eres <ERES@il.ibm.com>
1002 * config/rs6000/vector.md (VEC_F): Add VSX support.
1006 (vector_load_<mode>): Ditto.
1007 (vector_store_<mode>): Ditto.
1008 (vector GPR move split): Ditto.
1009 (vec_reload_and_plus_<mptrsize>): Ditto.
1010 (vec_reload_and_reg_<mptrsize>): Ditto.
1011 (add<mode>3): Ditto.
1012 (sub<mode>3): Ditto.
1013 (mul<mode>3): Ditto.
1014 (neg<mode>2): Ditto.
1015 (abs<mode>2): Ditto.
1016 (smin<mode>3): Ditto.
1017 (smax<mode>3): Ditto.
1018 (vector_eq<mode>): Ditto.
1019 (vector_gt<mode>): Ditto.
1020 (vector_ge<mode>): Ditto.
1021 (vector_gtu<mode>): Ditto.
1022 (vector_select_<mode>_uns): Ditto.
1023 (vector_eq_<mode>_p): Ditto.
1024 (vector_gt_<mode>_p): Ditto.
1025 (vector_ge_<mode>_p): Ditto.
1026 (vector_gtu_<mode>_p): Ditto.
1027 (cr6_test_for_zero): Ditto.
1028 (cr6_test_for_zero_reverse): Ditto.
1029 (cr6_test_for_lt): Ditto.
1030 (cr6_test_for_lt_reverse): Ditto.
1031 (xor<mode>3): Ditto.
1032 (ior<mode>3): Ditto.
1033 (and<mode>3): Ditto.
1034 (one_cmpl<mode>2): Ditto.
1035 (nor<mode>2): Ditto.
1036 (andc<mode>2): Ditto.
1037 (float<VEC_int<mode>2): Ditto.
1038 (unsigned_float<VEC_int><mode>2): Ditto.
1039 (fix_trunc<mode><VEC_int>2): Ditto.
1040 (fixuns_trunc<mode><VEC_int>2): Ditto.
1042 (vec_set<mode>): Ditto.
1043 (vec_extract<mode>): Ditto.
1044 (vec_interleave_highv4sf): Ditto.
1045 (vec_interleave_lowv4sf): Ditto.
1046 (vec_realign_load_<mode>): Ditto.
1047 (vec_shl_<mode>): Ditto.
1048 (vec_shr_<mode>): Ditto.
1049 (div<mode>3): New patterns for VSX.
1050 (vec_interleave_highv2df): Ditto.
1051 (vec_interleave_lowv2df): Ditto.
1052 (vec_pack_trunc_v2df): Ditto.
1053 (vec_pack_sfix_trunc_v2df): Ditto.
1054 (vec_pack_ufix_trunc_v2df): Ditto.
1055 (vec_unpacks_hi_v4sf): Ditto.
1056 (vec_unpacks_lo_v4sf): Ditto.
1057 (vec_unpacks_float_hi_v4si): Ditto.
1058 (vec_unpacku_float_lo_v4si): Ditto.
1059 (vec_unpacku_float_hi_v4si): Ditto.
1060 (vec_unpacks_float_lo_v4si): Ditto.
1061 (movmisalign<mode>): Ditto.
1062 (vector_ceil<mode>2): New patterns for vectorizing math library.
1063 (vector_floor<mode>2): Ditto.
1064 (vector_btrunc<mode>2): Ditto.
1065 (vector_copysign<mode>3): Ditto.
1067 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1068 predicate for setting the high bit in each word, used for copysign.
1070 * config/rs6000/ppc-asm.h (f19): Whitespace.
1071 (f32-f63): Define if VSX.
1072 (v0-v31): Define if Altivec.
1073 (vs0-vs63): Define if VSX.
1075 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1077 * config/rs6000/power7.md: New file, provide tuning parameters for
1080 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1081 (rs6000_cpu_cpp_builtins): Ditto.
1082 (altivec_overloaded_builtins): Ditto.
1083 (altivec_resolve_overloaded_builtin): Ditto.
1085 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1086 debug switch to disable vectorizing simple math builtin
1089 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1090 Vectorize simple math builtin functions.
1091 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1092 hook to vectorize math builtins.
1093 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1094 (rs6000_builtin_conversion): Add VSX/power7 support.
1095 (rs6000_builtin_vec_perm): Ditto.
1096 (vsplits_constant): Add support for loading up a vector constant
1097 with just the high bit set in each part.
1098 (rs6000_expand_vector_init): Add VSX/power7 support.
1099 (rs6000_expand_vector_set): Ditto.
1100 (rs6000_expand_vector_extract): Ditto.
1101 (rs6000_emit_move): Ditto.
1102 (bdesc_3arg): Ditto.
1103 (bdesc_2arg): Ditto.
1104 (bdesc_1arg): Ditto.
1105 (rs6000_expand_ternop_builtin): Ditto.
1106 (altivec_expand_builtin): Ditto.
1107 (rs6000_expand_unop_builtin): Ditto.
1108 (rs6000_init_builtins): Ditto.
1109 (altivec_init_builtins): Ditto.
1110 (builtin_function_type): Ditto.
1111 (rs6000_common_init_builtins): Ditto.
1112 (rs6000_handle_altivec_attribute); Ditto.
1113 (rs6000_mangle_type): Ditto.
1114 (rs6000_vector_mode_supported_p): Ditto.
1115 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1118 * config/rs6000/vsx.md: New file for VSX support.
1120 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1121 identifing values with just the most significant bit set.
1122 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1123 vectorized builtins.
1125 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1126 (UNSPEC_VRFIM): Delete.
1127 (splitter for loading up vector with most significant bit): New
1128 splitter for vectorizing copysign.
1129 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1130 vectorizing simple math functions.
1131 (altivec_vrfip): Add support for vectorizing simple math functions.
1132 (altivec_vrfim): Ditto.
1133 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1135 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1136 (power7.md, vsx.md): Include for power7 support.
1137 (copysigndf3): Use VSX instructions if -mvsx.
1138 (negdf2_fpr): Ditto.
1139 (absdf2_fpr): Ditto.
1140 (nabsdf2_fpr): Ditto.
1141 (adddf3_fpr): Ditto.
1142 (subdf3_fpr): Ditto.
1143 (muldf3_fpr): Ditto.
1144 (divdf3_fpr): Ditto.
1145 (fix_truncdfdi2_fpr): Ditto.
1146 (cmpdf_internal1): Ditto.
1147 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1148 (btruncdf2, btruncdf2_fpr): Ditto.
1149 (ceildf2, ceildf2_fpr): Ditto.
1150 (floordf2, floordf2_fpr): Ditto.
1151 (floatdidf2, floatdidf2_fpr): Ditto.
1152 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1153 (fmsubdf4_fpr): Ditto.
1154 (fnmadddf4_fpr_1): Ditto.
1155 (fnmadddf4_fpr_2): Ditto.
1156 (fnmsubdf4_fpr_1): Ditto.
1157 (fnmsubdf4_fpr_2): Ditto.
1158 (fixuns_truncdfdi2): Add expander for VSX support.
1159 (fix_truncdfdi2): Ditto.
1160 (fix_truncdfsi2): Ditto.
1162 (btruncsf2): Whitespace.
1163 (movdf_hardfloat32): Add support for VSX registers.
1164 (movdf_softfloat32): Ditto.
1165 (movdf_hardfloat64): Ditto.
1166 (movdf_hardfloat64_mfpgpr): Ditto.
1167 (movdf_softfloat64): Ditto.
1168 (movti splitters): Add check for vector registers supporting
1169 TImode in the future.
1170 (bpermd): Add power7 bpermd instruction.
1172 * config/rs6000/altivec.h (vec_div): Define if VSX.
1176 (vec_nearbyint): Ditto.
1179 (all predicates): Use the generic builtin function, and not the V4SF
1180 specific function so that the predicates will work with VSX's V2DF.
1184 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1185 Document new VSX functions and types.
1187 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1190 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1191 "wa", and "j" constraints. Modify "v" to talk about Altivec
1192 instead of just vector.
1194 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1197 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1198 location for phi arguments.
1199 (rewrite_update_phi_arguments): Find locations for reaching defs.
1200 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1201 Add location to add_phi_arg calls.
1202 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1203 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1204 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1205 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1206 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1207 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1208 * tree-phinodes.c (make_phi_node): Initialize location.
1209 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1210 (add_phi_arg): Add location parameter.
1211 (remove_phi_arg_num): Move location when moving phi argument.
1212 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1214 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1215 slpeel_update_phi_nodes_for_guard1,
1216 slpeel_update_phi_nodes_for_guard2,
1217 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1218 vect_loop_versioning): Set locations.
1219 * tree-parloops.c (create_phi_for_local_result,
1220 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1221 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1222 * tree-vect-loop.c (get_initial_def_for_induction,
1223 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1225 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1226 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1227 (gimple_phi_arg_set_location): New. Set locus.
1228 (gimple_phi_arg_has_location): New. Check for locus.
1229 (redirect_edge_var_map_location): New. Return locus from var_map.
1230 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1231 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1232 combining PHI arguments.
1233 (cond_store_replacement): Set location.
1234 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1235 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1236 scop_add_exit_phis_edge): Add locations.
1237 * tree-cfgcleanup.c (remove_forwarder_block,
1238 remove_forwarder_block_with_phi): Add locations.
1239 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1240 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1242 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1243 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1244 flush_pending_stmts): Add source location.
1245 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1246 stack to preserve locations.
1247 * tree-vect-stmts.c (vectorizable_load): Add location.
1248 * tree-inline.c (copy_phis_for_bb): Copy locus.
1249 (setup_one_parameter): Add call locus to inlined parameter stmts.
1250 (initialize_inlined_parameters): Pass in call location as parameter
1252 (tree_function_versioning): Pass location to setup_one_parameter.
1253 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1254 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1255 copy and edge lists.
1256 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1257 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1258 locus parameter and override the stmt default if provided.
1259 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1260 elim_graph_add_edge, elim_graph_remove_succ_edge,
1261 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1262 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1263 eliminate_phi): Add locus info in elimination graph for each edge and
1265 (insert_backedge_copies): Copy locus if present.
1266 * tree-flow.h (struct _edge_var_map): Add locus field.
1267 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1268 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1269 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1271 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1273 2009-07-30 Martin Jambor <mjambor@suse.cz>
1275 PR tree-optimization/40570
1276 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1279 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1281 * ssa-loop-manip.c: Include langhooks.h.
1282 (rewrite_phi_with_iv): New.
1283 (rewrite_all_phi_nodes_with_iv): New.
1284 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1285 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1286 * tree-parloops.c (loop_parallel_p): Move out all conditions
1287 except dependency check.
1288 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1289 (gen_parallel_loop): Call canonicalize_loop_ivs without
1290 reduction_list argument.
1291 (build_new_reduction): New.
1292 (gather_scalar_reductions): New.
1293 (try_get_loop_niter): New.
1294 (try_create_reduction_list): New.
1295 (parallleize_loops): Change the parallel conditions check.
1296 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1297 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1299 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1301 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1303 * doc/options.texi (Option properties): Mention new quoting syntax.
1305 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1307 * config/alpha/alpha.c (alpha_start_function):
1308 Handle VMS_DEBUG_MAIN_POINTER
1309 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1310 * doc/invoke.texi: Document -mdebug-main switch.
1312 2009-07-29 Richard Henderson <rth@redhat.com>
1314 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1315 (cgraph_create_edge_including_clones): Likewise.
1316 * tree-inline.c (copy_bb): Operate on the correct edges
1317 when updating the callgraph.
1319 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1321 * config/alpha/vms-cc.c: Deleted.
1322 * config/alpha/vms-ld.c: Deleted.
1323 * config/alpha/t-vms64: Moved to config/vms
1324 * config/alpha/vms-crt0-64.c: Moved to config/vms
1325 * config/alpha/vms-crt0.c: Moved to config/vms
1326 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1327 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1328 * config/alpha/xm-vms.h: Moved to config/vms
1329 * config/alpha/x-vms: Moved to config/vms
1330 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1332 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1333 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1335 * config/vms/t-vms64: Moved here from config/alpha
1336 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1337 (argc,argv,envp): Enforce 32bit malloc'ing.
1338 * config/vms/vms-psxcrt0-64.c: Likewise.
1339 * config/vms/vms-crt0.c: Moved here from config/alpha.
1340 * config/vms/vms-psxcrt0.c: Likewise.
1341 * config/vms/vms-crtl-64.h: New file.
1342 * config/vms/vms-crtl.h: New file.
1343 * config/vms/vms.opt: New file.
1344 * config/vms/xm-vms64.h: New file.
1345 * config/vms/xm-vms.h: Moved here from config/alpha.
1346 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1348 * config/vms/x-vms: Moved here from config/alpha.
1349 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1350 (vms-ld.o, vms-cc.o): Removed.
1351 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1353 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1355 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1356 correct stack (obvious VMS fix).
1358 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1360 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1361 date, version info if VMS_DEBUGGING_INFO defined.
1362 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1363 size, date calculating code moved here.
1365 2009-07-29 Paul Brook <paul@codesourcery.com>
1367 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1370 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1373 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1374 to DImode when generating insq_le insn.
1376 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1378 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1379 New macro set for VMS_DEBUGGGING_INFO.
1380 (AT_string_form): Use it.
1382 2009-07-28 DJ Delorie <dj@redhat.com>
1384 * config/mep/mep.c (vtext_section): New.
1385 (vftext_section): New.
1386 (ftext_section): New.
1387 (mep_select_section): Add support for functions.
1388 (mep_unique_section): Likewise.
1389 (mep_asm_init_sections): Likewise.
1390 (mep_encode_section_info): Remove it from here.
1392 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1394 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1396 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1397 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1399 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1401 * dwarf2out.c (output_file_names): Test new macro
1402 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1403 (add_comp_dir_attribute): Likewise.
1405 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1407 * config/i386/mingw-w64.h (LINK_SPEC): Add
1408 separating space between commands.
1410 2009-07-28 Jan Hubicka <jh@suse.cz>
1412 PR tree-optimization/40759
1413 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1416 2009-07-27 DJ Delorie <dj@redhat.com>
1418 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1419 types are dword-aligned.
1420 (mep_expand_va_start): Likewise.
1422 2009-07-27 Olivier Hainque <hainque@adacore.com>
1423 Douglas B Rupp <rupp@gnat.com>
1425 * convert.c (convert_to_pointer): Don't assume the target
1426 pointer type is POINTER_SIZE long. Fetch its precision instead.
1428 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1430 * system.h (fopen): Undefine if macro.
1432 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1434 * dwarf2out.c (output_cfi_p): Removed.
1435 (output_cfis): New function.
1436 (output_fde): New function, split from output_call_frame_info.
1437 (output_call_frame_info): Use it.
1438 (dwarf2out_switch_text_section): Use output_cfis.
1440 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1442 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1443 TARGET_BI_ARCH is specified without enabling SJLJ.
1444 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1445 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1447 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1449 * arm.md (negdi2): Use DImode if forcing a value into a register.
1451 2009-07-26 Ira Rosen <irar@il.ibm.com>
1453 PR tree-optimization/40801
1454 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1455 of vector operand from the previous copy of vector statement.
1456 Pass the correct definition type value to
1457 vect_get_vec_def_for_stmt_copy().
1459 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1461 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1462 const char ** conversion.
1464 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1466 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1467 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1468 (gcc_unreachable): Invoke __builtin_unreachable() if
1469 !ENABLE_ASSERT_CHECKING.
1471 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1473 PR rtl-optimization/40445
1474 * emit-rtl.c (next_nonnote_insn_bb): New function.
1475 * rtl.h (next_nonnote_insn_bb): Declare new function.
1476 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1477 with no successors that is the successor of the ENTRY_BLOCK.
1478 Continue from the top after removing an empty fallthrough block.
1479 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1480 of next_nonnote_insn.
1482 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1484 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1486 2009-07-25 Martin Jambor <mjambor@suse.cz>
1488 * c-common.c (c_common_attribute_table): New element for noclone.
1489 (handle_noclone_attribute): New function. Forward-declare.
1490 * tree-inline.c (tree_versionable_function_p): Check for noclone
1492 * doc/extend.texi (Labels as Values): Document need for noclone.
1493 (Function Attributes): Document noclone attribute.
1495 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1497 PR rtl-optimization/34999
1498 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1499 and dw_fde_switched_cold_to_hot fields.
1500 (output_cfi_p): New function.
1501 (output_call_frame_info): If fde->dw_fde_switched_sections,
1502 output 2 FDEs instead of one with corrupted header.
1503 (dwarf2out_do_cfi_startproc): New function.
1504 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1505 and fde->dw_fde_switched_cold_to_hot.
1506 (dwarf2out_switch_text_section): Compute
1507 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1508 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1509 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1510 Otherwise, compute fde->dw_fde_switch_cfi.
1512 2009-07-24 Cary Coutant <ccoutant@google.com>
1514 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1516 2009-07-24 Cary Coutant <ccoutant@google.com>
1518 * cfghooks.c (split_block): Copy discriminator to new block.
1519 * tree-cfg.c (assign_discriminator): Check location of last
1520 instruction in block as well as first.
1522 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/linux.c: Use fputs or putc instead of fprintf
1526 * config/i386/gas.h: Ditto.
1527 * config/i386/x86-64.h: Ditto.
1528 * config/i386/att.h: Ditto.
1530 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1532 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1535 2009-07-24 Martin Jambor <mjambor@suse.cz>
1537 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1538 (ipa_push_func_to_list_1): Declare.
1539 (ipa_push_func_to_list): New function.
1541 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1542 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1543 (ipa_push_func_to_list): Removed.
1544 (ipa_pop_func_from_list): Clear node_enqueued flag.
1546 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1548 * config/s390/s390.c (override_options): Default
1549 max-unrolled-insns to 100 for z10 tuning.
1551 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1553 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1554 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1555 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1556 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1557 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1558 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1559 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1561 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1563 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1564 use default set in mingw32.h header.
1565 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1566 64-bit /mingw/include path.
1567 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1570 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1572 PR rtl-optimization/40209
1573 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1575 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1578 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1579 with the rest of string where appropriate. Use fputs or putc
1580 instead of fprintf where appropriate.
1582 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1583 Pat Haugen <pthaugen@us.ibm.com>
1584 Revital Eres <ERES@il.ibm.com>
1586 * config/rs6000/vector.md: New file. Move most of the vector
1587 expander support here from altivec.md to allow for the VSX vector
1588 unit in the future. Add support for secondary_reload patterns.
1589 Rewrite the patterns for vector comparison, and vector comparison
1590 predicate instructions so that the RTL expresses the desired
1591 behavior, instead of using unspec.
1593 * config/rs6000/constraints.md ("f" constraint): Use
1594 rs6000_constraints to hold the precalculated register class.
1595 ("d" constraint): Ditto.
1596 ("wd" constraint): New constraint for VSX.
1597 ("wf" constraint): Ditto.
1598 ("ws" constraint): Ditto.
1599 ("wa" constraint): Ditto.
1600 ("wZ" constraint): Ditto.
1601 ("j" constraint): Ditto.
1603 * config/rs6000/predicates.md (vsx_register_operand): New
1605 (vfloat_operand): New predicate for vector.md.
1606 (vint_operand): Ditto.
1607 (vlogical_operand): Ditto.
1608 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1609 (easy_vector_constant): Add VSX support.
1610 (altivec_indexed_or_indirect_operand): New predicate for
1611 recognizing Altivec style memory references with AND -16.
1613 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1614 for vector secondary reload support.
1615 (rs6000_vector_reg_class): Delete, replacing it with
1617 (rs6000_vsx_reg_class): Ditto.
1618 (rs6000_constraints): New array to hold the register classes of
1619 each of the register constraints that can vary at runtime.
1620 (builtin_mode_to_type): New static array for builtin function type
1622 (builtin_hash_table): New static hash table for builtin function
1624 (TARGET_SECONDARY_RELOAD): Define target hook.
1625 (TARGET_IRA_COVER_CLASSES): Ditto.
1626 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1627 registers are 128 bits if VSX memory reference instructions are used.
1628 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1630 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1631 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1632 Print several of the scheduling related parameters.
1633 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1634 rs6000_constraints instead of rs6000_vector_reg_class. Move
1635 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1636 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1637 Altivec. Add VSX support. Setup for secondary reload support on
1638 Altivec/VSX registers.
1639 (rs6000_override_options): Make power7 set the scheduling groups
1640 like the power5. Add support for new debug switches to override
1641 the scheduling defaults. Temporarily disable -mcpu=power7 from
1642 setting -mvsx. Add support for debug switches -malways-hint,
1643 -msched-groups, and -malign-branch-targets.
1644 (rs6000_buitlin_conversion): Add support for returning unsigned
1645 vector conversion functions to fix regressions due to stricter
1647 (rs6000_builtin_mul_widen_even): Ditto.
1648 (rs6000_builtin_mul_widen_odd): Ditto.
1649 (rs6000_builtin_vec_perm): Ditto.
1650 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1651 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1653 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1655 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1656 VSX types for bit operations. Changes to accomidate vector.md.
1657 (bdesc_2arg): Ditto.
1658 (bdesc_1arg): Ditto.
1659 (struct builtin_description_predicates): Rewrite predicate
1660 handling so that RTL describes the operation, instead of passing
1661 the instruction to be used as a string argument.
1662 (bdesc_altivec_preds): Ditto.
1663 (altivec_expand_predicate_builtin): Ditto.
1664 (altivec_expand_builtin): Ditto.
1665 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1666 statement for vsldoi support.
1667 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1668 (altivec_expand_st_builtin): Ditto.
1669 (paired_expand_builtin): Whitespace changes.
1670 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1671 builtin_mode_to_type table for secondary reload. Call
1672 builtin_function_type to build random builtin functions.
1673 (altivec_init_builtins): Change to use builtin_function_type to
1674 create builtin function types dynamically as we need them.
1675 (builtin_hash_function): New support for hashing the tree types
1676 for builtin function as we need it, rather than trying to build
1677 all of the trees that we need. Add initial preliminary VSX support.
1678 (builtin_function_type): Ditto.
1679 (builtin_function_eq): Ditto.
1680 (builtin_hash_struct): Ditto.
1681 (rs6000_init_builtins): Ditto.
1682 (rs6000_common_init_builtins): Ditto.
1683 (altivec_init_builtins): Ditto.
1684 (rs6000_common_init_builtins): Ditto.
1685 (enum reload_reg_type): New enum for simplifing reg classes.
1686 (rs6000_reload_register_type): Simplify register classes into GPR,
1687 Vector, and other registers. Altivec and VSX addresses in reload.
1688 (rs6000_secondary_reload_inner): Ditto.
1689 (rs6000_ira_cover_classes): New target hook, that returns the
1690 appropriate cover classes, based on -mvsx being used or not.
1691 (rs6000_secondary_reload_class): Add VSX support.
1692 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1693 (get_vsel_insn): Ditto.
1694 (rs6000_emit_vector_compare): Rewrite vector conditional support
1695 so that where we can, we use RTL operators, instead of blindly use
1697 (rs6000_emit_vector_select): Ditto.
1698 (rs6000_emit_vector_cond_expr): Ditto.
1699 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1700 (create_TOC_reference): Add -mdebug=addr support.
1701 (emit_frame_save): VSX loads/stores need register indexed addressing.
1703 * config/rs6000/rs6000.md: Include vector.md.
1705 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1707 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1708 support for V2DI, V2DF in logical, permute, select operations.
1710 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1711 switch for vsx/power7.
1712 (-mvsx-scalar-memory): Ditto.
1713 (-mvsx-align-128): Ditto.
1714 (-mallow-movmisalign): Ditto.
1715 (-mallow-df-permute): Ditto.
1716 (-msched-groups): Ditto.
1717 (-malways-hint): Ditto.
1718 (-malign-branch-targets): Ditto.
1720 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1722 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1723 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1724 (rs6000_vector_reg_class): Delete.
1725 (rs6000_vsx_reg_class): Ditto.
1726 (enum rs6000_reg_class_enum): New enum for the constraints that
1727 vary based on target switches.
1728 (rs6000_constraints): New array to hold the register class for all
1729 of the register constraints that vary based on the switches used.
1730 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1731 (enum rs6000_builtins): Add unsigned varients for the builtin
1732 declarations returned by target hooks for expanding multiplies,
1733 select, and permute operations. Add VSX builtins.
1734 (enum rs6000_builtin_type_index): Add entries for VSX.
1735 (V2DI_type_node): Ditto.
1736 (V2DF_type_node): Ditto.
1737 (unsigned_V2DI_type_node): Ditto.
1738 (bool_long_type_node): Ditto.
1739 (intDI_type_internal_node): Ditto.
1740 (uintDI_type_internal_node): Ditto.
1741 (double_type_internal_node): Ditto.
1743 * config/rs6000/altivec.md (whole file): Move all expanders to
1744 vector.md from altivec.md. Rename insn matching functions to be
1746 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1747 (altivec_vcmp*): Ditto.
1748 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1749 (VM): New iterator for moves that includes the VSX types.
1750 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1751 (altivec_vperm_<mode>_uns): New, for unsigned types.
1752 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1753 (altivec_eq<mode>): Ditto.
1754 (altivec_gt<mode>): Ditto.
1755 (altivec_gtu<mode>): Ditto.
1756 (altivec_eqv4sf): Ditto.
1757 (altivec_gev4sf): Ditto.
1758 (altivec_gtv4sf): Ditto.
1759 (altivec_vcmpbfp_p): Ditto.
1761 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1763 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1766 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1770 ASM_SHORT instead of .word.
1771 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1772 instead of .word in asm template.
1774 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1777 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1778 (process_bb_node_lives): Use it.
1780 * ira.c (setup_cover_and_important_classes): Don't setup
1781 ira_important_class_nums. Add cover classes to the end of
1783 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1785 (find_reg_class_closure): Use reorder_important_classes.
1787 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1789 * config/i386/i386.c (i386_ira_cover_classes): New function.
1790 (TARGET_IRA_COVER_CLASSES): Redefine.
1792 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1793 importance of order of cover classes in the array.
1795 2009-07-22 Diego Novillo <dnovillo@google.com>
1797 * tree-pass.h (TDF_EH): Define.
1798 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1799 contains TDF_EH, print the EH region number holding GS.
1800 * tree-dump.c (dump_options): Add "eh".
1801 * doc/invoke.texi: Document it.
1803 2009-07-22 Doug Kwan <dougkwan@google.com>
1805 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1807 2009-07-22 Michael Matz <matz@suse.de>
1809 PR tree-optimization/35229
1810 PR tree-optimization/39300
1812 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1813 (inhibit_phi_insertion): New function.
1814 (insert_into_preds_of_block): Call it for REFERENCEs.
1815 (init_pre): Initialize and finalize scalar evolutions.
1816 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1818 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1821 Use CONST_VECTOR_NUNITS to determine number of elements.
1823 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1825 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1826 (U, W): Constraints are now deprecated and will be removed if we
1828 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1830 ("prefetch"): Add the stcmh instruction for prefetching.
1831 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1833 (s390_short_displacement): Return always true if compiling for
1834 machines not providing the long displacement facility.
1835 (s390_mem_constraint): Support the new constraint letter Z.
1836 (s390_check_qrst_address): New function.
1838 2009-07-21 DJ Delorie <dj@redhat.com>
1840 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1843 2009-07-21 Jason Merrill <jason@redhat.com>
1845 * c-common.c (max_tinst_depth): Increase default to 1024.
1847 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1849 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1850 (vec_unpacku_float_lo_v4si): Ditto.
1852 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1856 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1857 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1858 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1860 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1862 PR tree-optimization/40813
1863 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1866 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1868 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1869 with a NOP_EXPR if needed.
1871 2009-07-21 Paul Brook <paul@codesourcery.com>
1873 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1874 Terminate debug dump with newline.
1876 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1878 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1879 Cast "1" to unsigned HOST_WIDE_INT.
1880 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1881 deposit length to the maximum length - lsb. Extend length if
1882 HOST_BITS_PER_WIDE_INT is 32.
1884 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1886 * cgraph.h (constant_pool_htab): New function.
1887 (constant_descriptor_tree): Move from varasm.c.
1888 * varasm.c (constant_pool_htab): New function.
1889 (constant_descriptor_tree): Move to cgraph.h.
1891 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1893 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1895 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1897 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1900 2009-07-20 Xinliang David Li <davidxl@google.com>
1902 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1904 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1906 * config/mips/mips.md (move_type): Add arith.
1907 (type): Handle arith.
1908 (zero_extendsidi2): Rename this into ...
1909 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1910 (zero_extendsidi2): New expander.
1911 (*zero_extendsidi2_dext): New pattern.
1913 2009-07-20 Nick Clifton <nickc@redhat.com>
1915 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1916 to set MIPS_ABI_DEFAULT.
1917 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1919 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1921 * tree-object-size.c (addr_object_size): Handle unions with
1922 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1924 PR tree-optimization/40792
1925 * tree.c (build_function_type_skip_args): Remove bogus assert.
1927 2009-07-20 Jan Hubicka <jh@suse.cz>
1928 Martin Jambor <mjambor@suse.cz>
1930 * cgraph.h (combined_args_to_skip): New field.
1931 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1932 combined_args_to_skip and args_to_skip.
1933 * tree-inline.c (update_clone_info): New function.
1934 (tree_function_versioning): Call update_clone_info.
1935 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1937 (cgraph_materialize_all_clones): More extensive dumping, working
1938 with combined_args_to_skip rather than args_to_skip.
1940 2009-07-20 Ira Rosen <irar@il.ibm.com>
1942 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1943 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1944 (get_initial_def_for_reduction): Likewise.
1945 (vectorizable_reduction): Skip the check of first operand in case
1946 of COND_EXPR. Add check that it is outer loop vectorization if
1947 nested cycle was detected. Call vectorizable_condition() for
1948 COND_EXPR. If reduction epilogue cannot be created do not fail for
1949 nested cycles (if it is not double reduction). Assert that there
1950 is only one type in the loop in case of COND_EXPR. Call
1951 vectorizable_condition() to vectorize COND_EXPR.
1952 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1953 Add parameters. Allow nested cycles if called from
1954 vectorizable_reduction(). Use reduction vector variable if provided.
1955 (vect_analyze_stmt): Call vectorizable_reduction() before
1956 vectorizable_condition().
1957 (vect_transform_stmt): Update call to vectorizable_condition().
1959 2009-07-20 Christian Bruel <christian.bruel@st.com>
1961 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1962 * doc/invoke.texi (-mfmovd): Likewise.
1963 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1965 2009-07-20 Jan Hubicka <jh@suse.cz>
1967 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1968 when handling SSA name.
1970 2009-07-19 Jan Hubicka <jh@suse.cz>
1972 PR tree-optimization/40676
1973 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1974 virtual PHIs in empty BBs.
1976 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1978 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1979 re-expanded the compound use gen_lowpart instead to convert to the
1982 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1984 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1985 OUTER_CONST arguments.
1986 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1987 the new wider mode will be masked off.
1988 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1990 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1992 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1993 high-order bits are zero.
1995 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1997 * combine.c (simplify_shift_const_1): Split code to determine
1999 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2000 new bits shifted in are identical to the old sign bit.
2002 2009-07-18 Richard Guenther <rguenther@suse.de>
2005 * gimplify.c (gimplify_call_expr): Reject code using results from
2006 functions returning void.
2008 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2010 * doc/md.texi: Document the new PowerPC "es" constraint.
2011 Document that "m" can include automodified addresses on this target,
2012 and explain how %U must be used. Extend the "Q" and "Z" documentation
2013 to suggest "es" as well as "m".
2014 * config/rs6000/constraints.md (es): New memory constraint.
2015 (Q, Z): Update strings to match new documentation.
2017 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2019 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2020 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2021 * config/rs6000/predicates.md (volatile_mem_operand): Use
2022 offsettable_nonstrict_memref_p.
2023 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2024 (*floatunssidf2_internal): Likewise.
2025 (*fix_truncdfsi2_internal): Likewise.
2026 (*fix_trunctfsi2_internal): Likewise.
2028 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2030 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2032 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2034 2009-07-17 Richard Guenther <rguenther@suse.de>
2037 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2038 (pass_warn_unused_result): Likewise.
2039 (TODO_set_props): Remove.
2040 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2042 (pass_diagnose_omp_blocks): Define.
2043 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2044 (c_gimple_diagnostics_recursively): Remove.
2045 (finish_function): Do not call it.
2046 (c_write_global_declarations): Continue after errors.
2047 Finalize the CU here.
2048 * c-gimplify.c (c_genericize): Do not gimplify here.
2049 * c-common.c (c_warn_unused_result): Move ...
2050 * tree-cfg.c (do_warn_unused_result): ... here.
2051 (run_warn_unused_result): New function.
2052 (gate_warn_unused_result): New function.
2053 (pass_warn_unused_result): New pass.
2054 * c-common.h (c_warn_unused_result): Remove.
2055 * flags.h (flag_warn_unused_result): Declare.
2056 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2057 * opts.c (flag_warn_unused_result): Initialize to false.
2058 * toplev.c (compile_file): Add comment.
2059 * omp-low.c (create_omp_child_function): Do not register
2060 the function with the frontend.
2061 (diagnose_omp_structured_block_errors): Prepare to be
2062 called as optimization pass.
2063 (gate_diagnose_omp_blocks): New function.
2064 (pass_diagnose_omp_blocks): New pass.
2065 * cgraph.h (cgraph_optimize): Remove.
2066 (cgraph_analyze_function): Likewise.
2067 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2068 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2069 before their parents here.
2070 (cgraph_finalize_function): Not here.
2071 (cgraph_analyze_function): Gimplify functions here.
2072 (cgraph_finalize_compilation_unit): Continue after errors.
2073 Optimize the callgraph from here.
2074 (cgraph_optimize): Make static.
2075 * langhooks.c (write_global_declarations): Finalize the CU.
2076 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2077 (gimplify_function_tree): Assert we gimplify only once.
2078 Set PROP_gimple_any property.
2079 * tree-nested.c (gimplify_all_functions): New function.
2080 (lower_nested_functions): Gimplify all nested functions.
2081 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2082 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2083 and pass_diagnose_omp_blocks after gimplification. Do not
2084 set TODO_set_props on all_lowering_passes.
2085 (execute_one_pass): Do not handle TODO_set_props.
2086 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2087 (gimplify.o): Add tree-pass.h dependency.
2088 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2089 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2090 (unsave_r): Likewise.
2091 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2094 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2096 * doc/service.texi (Service): Restore previously removed link,
2097 which isn't broken after all.
2099 2009-07-17 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/40321
2102 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2103 PHI nodes to the maximal set.
2104 (make_values_for_phi): Add PHI arguments to the maximal set.
2105 (execute_pre): Dump PHI_GEN and the maximal set.
2107 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2110 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2113 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2115 * doc/extend.texi (Nested Functions): Replace broken link with
2117 * doc/service.texi (Service): Remove broken link.
2119 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2122 * builtins.c (expand_builtin_memcmp): Use loc instead of
2123 EXPR_LOCATION (exp).
2124 (expand_builtin_strncmp): Likewise.
2126 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2127 Manuel López-Ibáñez <manu@gcc.gnu.org>
2130 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2131 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2132 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2133 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2134 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2135 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2136 tree-inline.c, c-common.c, c-common.h, gimple.c,
2137 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2138 convert.c: Add location argument to fold_{unary,binary,ternary},
2139 fold_build[123], build_call_expr, build_size_arg,
2140 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2141 fold_build1_initializer, fold_build2_initializer,
2142 fold_build3_initializer, fold_build_call_array,
2143 fold_build_call_array_initializer, fold_single_bit_test,
2144 omit_one_operand, omit_two_operands, invert_truthvalue,
2145 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2146 combine_comparisons, fold_builtin_*, fold_call_expr,
2147 build_range_check, maybe_fold_offset_to_address, round_up,
2150 2009-07-16 Jason Merrill <jason@redhat.com>
2153 * c-common.c (c_common_reswords): Add __is_standard_layout
2155 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2156 * doc/implement-cxx.texi: New.
2157 * doc/gcc.texi: Include it.
2159 2009-07-16 DJ Delorie <dj@redhat.com>
2161 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2162 compares that may be indirectly affected by previous instructions.
2164 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2166 * builtins.c (do_mpc_arg2): New.
2167 (fold_builtin_2): Fold builtin cpow.
2168 * real.h (HAVE_mpc_pow): New.
2170 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2172 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2173 comparison to skip unprofitable schedule
2175 2009-07-16 Simon Baldwin <simonb@google.com>
2177 * gcc.c (option_map): New flag -no-canonical-prefixes.
2178 * (display_help): Print help text for new flag.
2179 * (process_command): Move options translation and language specifics
2180 and handle new flag early. Use it to set a function pointer to a
2181 prefix builder. Replace make_relative_prefix calls with calls to
2182 the function pointed to. Ignore new flag in regular options handling.
2183 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2185 2009-07-15 DJ Delorie <dj@redhat.com>
2187 * config/mep/mep.md (sibcall_internal): Change register to avoid
2189 (sibcall_value_internal): Likewise.
2191 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2193 PR rtl-optimization/40710
2194 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2196 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2198 * config/mips/mips.md (*extenddi_truncate<mode>,
2199 *extendsi_truncate<mode>): Change type attribute to move_type
2200 with shift_shift. Split out code handling exts from here ...
2201 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2203 (*extendhi_truncateqi): Change type attribute to move_type with
2204 shift_shift. Split out code handling exts from here ...
2205 (*extendhi_truncateqi_exts): ... to this new pattern.
2207 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2210 instead of "and" with inverted sign bit mask value. Use
2211 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2212 Allocate registers only for operand 4 and operand 5.
2214 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2217 * fold-const.c (fold_cond_expr_with_comparison): When folding
2218 < and <= to MIN, make sure the MIN uses the same type as the
2219 comparison's operands.
2221 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2223 * arm.md (ior_xor): New code iterator.
2224 (split for ior/xor with shift and zero-extend): New split pattern.
2225 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2227 2009-07-15 Richard Guenther <rguenther@suse.de>
2229 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2232 2009-07-15 Richard Guenther <rguenther@suse.de>
2235 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2237 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2239 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2240 handle 2.6.30 kernel.
2242 2009-07-15 DJ Delorie <dj@redhat.com>
2244 * config/mep/mep.md (sibcall_internal): Change register to allow
2245 for 24-bit addresses.
2246 (sibcall_value_internal): Likewise.
2248 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2250 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2251 that are enabled/disabled by the flags introduced by a previous patch.
2253 2009-07-14 DJ Delorie <dj@redhat.com>
2255 * config/mep/mep.md (sibcall_internal): Include non-toggling
2257 (sibcall_value_internal): Likewise.
2259 2009-07-14 Taras Glek <tglek@mozilla.com>
2260 Rafael Espindola <espindola@google.com>
2262 * doc/sourcebuild.texi: Document install-plugin target.
2263 * configure.ac: Added install-plugin target to language makefiles.
2264 * configure: Regenerate.
2265 * Makefile.in: (install-plugin): Install more headers,
2266 depend on lang.install-plugin.
2268 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2270 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2273 2009-07-14 DJ Delorie <dj@redhat.com>
2275 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2276 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2277 * config/mep/mep.md (sibcall_internal): Change test from
2278 mep_vliw_mode_match to mep_vliw_jmp_match.
2279 (sibcall_value_internal): Likewise.
2281 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2283 * config/i386/sse.md (copysign<mode>3): New expander.
2284 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2285 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2286 Use ix86_build_const_vector.
2287 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2288 IX86_BUILTIN_CPYSGNPD.
2289 (builtin_description): Add __builtin_ia32_copysignps and
2290 __builtin_ia32_copysignpd.
2291 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2292 and BUILT_IN_COPYSIGNF.
2294 2009-07-13 Jason Merrill <jason@redhat.com>
2296 * builtins.c (can_trust_pointer_alignment): New fn.
2297 (get_pointer_alignment): Factor it out from here.
2298 * tree.h: Declare it.
2300 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2302 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2305 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2309 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2311 2009-07-14 Richard Guenther <rguenther@suse.de>
2312 Andrey Belevantsev <abel@ispras.ru>
2315 * cfgexpand.c (partition_stack_vars): Do not bother to update
2316 alias information when not optimizing.
2318 2009-07-14 Richard Guenther <rguenther@suse.de>
2319 Andrey Belevantsev <abel@ispras.ru>
2321 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2322 (pt_solution_set): Likewise.
2323 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2324 * tree-ssa-structalias.c (pt_solution_set): New function.
2325 * final.c (rest_of_clean_state): Free SSA data structures.
2326 * print-rtl.c (print_decl_name): Remove.
2327 (print_mem_expr): Implement in terms of print_generic_expr.
2328 * alias.c (ao_ref_from_mem): New function.
2329 (rtx_refs_may_alias_p): Likewise.
2330 (true_dependence): Query alias-export info.
2331 (canon_true_dependence): Likewise.
2332 (write_dependence_p): Likewise.
2333 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2335 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2336 (mem_expr_equal_p): Use operand_equal_p.
2337 (set_mem_attributes_minus_bitpos): Do not use
2338 component_ref_for_mem_expr.
2339 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2340 (update_alias_info_with_stack_vars): Likewise.
2341 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2342 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2343 explicitly nor clear stmt operands.
2344 Free the decl-to-pointer map.
2345 * tree-optimize.c (execute_free_datastructures): Do not free
2346 SSA data structures here.
2347 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2348 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2349 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2351 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2353 2009-07-13 DJ Delorie <dj@redhat.com>
2355 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2356 unrolling at the right iteration count.
2358 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2361 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2363 * haifa-sched.c (rank_for_schedule): Introduced flags to
2364 enable/disable individual scheduling heuristics.
2365 * common.opt: Introduced flags to enable/disable individual
2366 heuristics in the scheduler.
2367 * doc/invoke.texi: Introduced flags to enable/disable individual
2368 heuristics in the scheduler.
2370 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2372 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2373 config/i386/mingw-tls.c.
2374 * config/i386/mingw-tls.c: Removed.
2376 2009-07-13 Ira Rosen <irar@il.ibm.com>
2378 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2379 checks access only relevant statements.
2380 (vectorizable_reduction): Likewise.
2382 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2384 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2385 just for 32-bit case.
2387 2009-07-12 Jan Hubicka <jh@suse.cz>
2389 PR tree-optimization/40585
2390 * except.c (expand_resx_expr): When there already is resume
2391 instruction, produce linked list.
2392 (build_post_landing_pads): Assert that resume is empty.
2393 (connect_post_landing_pads): Handle resume lists.
2394 (dump_eh_tree): Dump resume list.
2396 2009-07-12 Ira Rosen <irar@il.ibm.com>
2398 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2399 with additional argument.
2400 * tree-vectorizer.h (enum vect_def_type): Add
2401 vect_double_reduction_def.
2402 (vect_is_simple_reduction): Add argument.
2403 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2405 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2406 vect_is_simple_reduction with additional argument.
2407 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2409 (reduction_code_for_scalar_code): Handle additional codes by
2410 returning ERROR_MARK for them. Fix comment and indentation.
2411 (vect_is_simple_reduction): Fix comment, add argument to specify
2412 double reduction. Detect double reduction.
2413 (get_initial_def_for_induction): Fix indentation.
2414 (get_initial_def_for_reduction): Fix comment and indentation.
2415 Handle double reduction. Create initial definitions that do not
2416 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2417 (vect_create_epilog_for_reduction): Fix comment, add argument to
2418 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2419 epilogue result extraction. Create double reduction phi node and
2420 replace relevant uses.
2421 (vectorizable_reduction): Call vect_is_simple_reduction with
2422 additional argument. Fix indentation. Update epilogue code treatment
2423 according to the changes in reduction_code_for_scalar_code. Check
2424 for double reduction. Call vect_create_epilog_for_reduction with
2425 additional argument.
2426 * tree-vect-stmts.c (process_use): Handle double reduction, update
2428 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2429 (vect_get_vec_def_for_operand): Likewise.
2431 2009-07-12 Danny Smith <dansmister@gmail.com>
2433 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2434 dllexport if !TREE_PUBLIC.
2435 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2437 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2439 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2440 (avr_extra_arch_macro) Remove declatation.
2441 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2442 (avr_extra_arch_macro) Declare as static.
2443 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2445 2009-07-11 Jan Hubicka <jh@suse.cz>
2448 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2450 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2453 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2454 cold_in_std_section bits.
2455 (dwarf2out_begin_prologue): Initialize them.
2456 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2457 if already covered by text_section or cold_text_section range.
2459 PR rtl-optimization/40667
2460 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2461 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2462 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2463 * config/i386/i386.c (ix86_minimum_alignment): New function.
2464 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2465 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2466 * emit-rtl.c (gen_reg_rtx): Likewise.
2467 * function.c (assign_parms): Likewise. If nominal_type needs
2468 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2469 rather than passed_type's alignment.
2472 * function.c (assign_parm_setup_stack): Adjust
2473 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2474 from nominal_mode on big endian.
2476 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2478 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2480 2009-07-10 DJ Delorie <dj@redhat.com>
2482 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2484 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2486 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2488 (thumb2_cbnz): Likewise.
2490 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2493 * config.gcc (supported_defaults): Add synci.
2494 (with_synci): Add validation.
2495 (all_defaults): Add synci.
2496 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2499 * config/mips/mips.opt (msynci): New option.
2500 * config/mips/mips.c (mips_override_options): Warn on use of
2501 -msynci for targets that do now support it.
2502 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2504 * gcc/doc/invoke.texi (-msynci): Document the new option.
2505 * doc/install.texi (--with-synci): Document the new option.
2507 2009-07-10 Richard Guenther <rguenther@suse.de>
2509 PR tree-optimization/40496
2510 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2511 the PHI result with a compatible type.
2513 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2517 * c.opt (Wunused-result): New.
2518 * doc/invoke.texi: Document it.
2519 * c-common.c (c_warn_unused_result): Use it.
2521 2009-07-09 DJ Delorie <dj@redhat.com>
2523 * targhooks.c (default_target_can_inline_p): Rename from
2524 default_target_option_can_inline_p.
2525 * targhooks.h (default_target_can_inline_p): Likewise.
2526 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2527 TARGET_OPTION_CAN_INLINE_P.
2528 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2529 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2530 (mep_target_can_inline_p): Rename from
2531 mep_target_option_can_inline_p.
2534 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2535 registers used to pass vectors.
2537 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2539 2009-07-09 Tom Tromey <tromey@redhat.com>
2541 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2542 * config/mmix/mmix.c: Include dwarf2.h.
2543 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2544 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2545 * config/sh/sh.c: Include dwarf2.h.
2546 * config/i386/i386.c: Include dwarf2.h.
2547 * Makefile.in (DWARF2_H): Remove 'elf'.
2548 * except.c: Include dwarf2.h.
2549 * unwind-dw2.c: Include dwarf2.h.
2550 * dwarf2out.c: Include dwarf2.h.
2551 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2552 * unwind-dw2-fde.c: Include dwarf2.h.
2553 * dwarf2asm.c: Include dwarf2.h.
2555 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2557 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2558 (max_issue): Use it.
2559 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2561 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2562 (region_sched_info): Update.
2563 * sched-ebb.c (ebb_sched_info): Update.
2564 * modulo-sched.c (sms_sched_info): Update.
2565 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2567 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2569 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2571 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2573 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2575 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2578 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2579 arg1 with arg01 if arg1 is already INTEGER_CST.
2581 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2583 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2584 Transform (and (truncate)) into (truncate (and)).
2586 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2588 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2589 creating LHS paradoxical subregs. Fix surrounding returns to
2590 use NULL_RTX rather than 0.
2592 2009-07-08 DJ Delorie <dj@redhat.com>
2594 * config/mep/mep.c: (mep_option_can_inline_p): New.
2595 (TARGET_OPTION_CAN_INLINE_P): Define.
2597 2009-07-08 Mark Wielaard <mjw@redhat.com>
2600 * dwarf2out.c (add_data_member_location_attribute): When we have
2601 only a constant offset don't emit a new location description using
2602 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2605 2009-07-08 Richard Henderson <rth@redhat.com>
2608 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2609 (enum reg_class): Add CLOBBERED_REGS.
2610 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2611 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2612 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2613 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2614 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2615 force 64-bit sibcalls into R11.
2616 * config/i386/constraints.md (U): New constraint.
2617 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2618 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2619 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2621 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2623 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2625 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2626 * ebitmap.h (dump_ebitmap): Ditto.
2627 * optabs.h (optab_libfunc): Ditto.
2628 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2629 * tree-flow.h (vect_can_force_dr_alignment_p,
2630 get_vectype_for_scalar_type): Ditto.
2631 (vectorize_loops): Move prototype to ...
2632 * tree-vectorizer.h: ... here. Also, adjust comment.
2633 (vect_set_verbosity_level): Remove duplicate prototype.
2634 * tree-ssa-loop.c: Include tree-vectorizer.h.
2635 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2637 2009-07-08 Nick Clifton <nickc@redhat.com>
2639 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2642 2009-07-08 DJ Delorie <dj@redhat.com>
2644 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2645 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2646 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2648 * config/mep/intrinsics.md: Regenerated.
2649 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2650 registers when asm() or calls are detected.
2652 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2655 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2657 * gimple (gimple_build_call_from_tree): Likewise.
2658 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2659 no_warning flag before warning.
2661 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2663 * tree.c (set_expr_locus): Remove.
2664 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2665 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2667 * gimplify.c (internal_get_tmp_var): Likewise.
2668 (gimplify_call_expr): Likewise.
2669 (gimplify_one_sizepos): Likewise.
2671 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2674 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2675 to variables for debugging purposes.
2677 2009-06-23 Mark Loeser <mark@halcy0n.com>
2680 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2682 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2684 * pretty-print.c (pp_base_format): Remove %J.
2685 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2686 gcc_cxxdiag_char_table): Likewise.
2687 (init_dynamic_diag_info): Likewise.
2689 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2691 * pretty-print.c (pp_base_format): Remove %H.
2692 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2693 gcc_cxxdiag_char_table): Likewise.
2694 (init_dynamic_diag_info): Likewise.
2695 * config/mep/mep.c (mep_select_section): Likewise.
2697 2009-07-07 Duncan Sands <baldrick@free.fr>
2699 * final.c (pass_clean_state): Give the pass a name.
2700 * passes.c (pass_rest_of_compilation): Likewise.
2701 * tree-optimize.c (pass_all_optimizations): Likewise.
2703 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2705 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2706 an extra 'decl' for error_at.
2708 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2711 * tree-tailcall.c (adjust_return_value_with_ops,
2712 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2713 if it has complex or vector type.
2715 2009-07-07 Olivier Hainque <hainque@adacore.com>
2717 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2720 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2722 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2724 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2726 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2727 * c-decl.c: Likewise.
2728 * function.c: Likewise.
2729 * varasm.c: Likewise.
2730 * tree-ssa.c: Likewise.
2731 * c-common.c: Likewise.
2732 * tree-cfg.c: Likewise.
2733 * config/spu/spu.c: Likewise.
2734 * config/ia64/ia64.c: Likewise.
2735 * config/v850/v850.c: Likewise.
2737 2009-07-06 DJ Delorie <dj@redhat.com>
2739 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2740 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2741 unspecified accesses to control registers.
2742 * config/mep/intrinsics.md: Regenerate.
2743 * config/mep/intrinsics.h: Regenerate.
2744 * config/mep/mep-intrin.h: Regenerate.
2746 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2748 * c-lex.c: Replace %H by an explicit location. Update all calls.
2749 * c-common.c: Likewise.
2750 * c-decl.c: Likewise.
2751 * c-typeck.c: Likewise.
2752 * fold-const.c: Likewise.
2753 * gimplify.c: Likewise.
2755 * tree-cfg.c: Likewise.
2756 * tree-ssa-loop-niter.c: Likewise.
2757 * tree-vrp.c: Likewise.
2758 * value-prof.c: Likewise.
2760 2009-07-06 Diego Novillo <dnovillo@google.com>
2762 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2763 if it has one. Handle cases where VAR does not have an
2764 annotation or cfun is NULL.
2766 2009-07-06 Diego Novillo <dnovillo@google.com>
2768 * tree.c: Include debug.h.
2769 (initialize_tree_contains_struct): New.
2770 (init_ttree): Call it.
2771 (tree_node_structure_for_code): Factor out of ...
2772 (tree_node_structure): ... here.
2773 * treestruct.def (TS_PHI_NODE): Remove.
2774 (TS_GIMPLE_STATEMENT): Remove.
2776 2009-07-06 Diego Novillo <dnovillo@google.com>
2778 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2779 (debug_tree_chain): Handle cycles.
2781 2009-07-06 Nick Clifton <nickc@redhat.com>
2782 DJ Delorie <dj@redhat.com>
2784 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2785 __FMOVD_ENABLED__ is defined.
2787 (TARGET_FMOVD): Provide a default definition.
2788 (MASK_FMOVD): Likewise.
2789 (TARGET_CPU_CPP_BUILTINS): Define
2790 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2791 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2792 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2793 (split for DF load from memory into register): Also handle
2794 MEMs which consist of REG+DISP addressing.
2795 (split for DF store from register to memory): Likewise.
2796 (movsf_ie): Always use single fp_mode.
2797 * config/sh/sh.c (sh_override_options): Do not automatically
2798 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2799 that to the -mfmovd command line switch.
2800 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2801 (fldi_ok): Always allow.
2802 * config/sh/sh.opt (mfmovd): Remove this switch.
2803 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2805 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2806 Kaz Kojima <kkojima@gcc.gnu.org>
2808 PR rtl-optimization/30807
2809 * postreload.c (reload_combine): For every new use of REG_SUM,
2810 record the use of BASE.
2812 2009-07-06 Jan Hubicka <jh@suse.cz>
2814 * params.def: Revert my accidental commit at 2009-06-30.
2816 2009-07-04 Ian Lance Taylor <iant@google.com>
2819 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2821 (mingw_format_attribute_overrides): Likewise.
2823 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2826 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2827 don't check cfa.reg. Instead of cfa.indirect use
2828 fde && fde->drap_reg != INVALID_REGNUM test.
2830 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2832 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2834 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2837 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2839 2009-07-03 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/40640
2842 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2845 2009-07-03 Jan Hubicka <jh@suse.cz>
2847 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2848 for size, reduce amount of inlining.
2850 2009-07-03 Richard Guenther <rguenther@suse.de>
2853 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2854 if t +- x is known to not overflow and the conversion widens the
2856 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2858 2009-07-03 Jan Hubicka <jh@suse.cz>
2860 * ipa-pure-const.c (analyze): Update loop optimizer init.
2861 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2862 try_remove_empty_loop, remove_empty_loops): Remove.
2863 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2864 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2865 to mark regular loops as neccesary.
2866 (degenerate_phi_p): New function.
2867 (propagate_necessity, remove_dead_phis): Use it.
2868 (forward_edge_to_pdom): Likewise.
2869 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2870 virtual PHI nodes that became unreachable.
2871 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2872 * tree-flow.h (remove_empty_loops): Remove.
2873 * passes.c (init_optimization_passes): Remove.
2875 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2878 can_create_pseudo_p.
2879 (*fix_trunc<mode>_i387_1): Ditto.
2880 (*floathi<mode>2_1): Ditto.
2881 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2882 (*fistdi2_1): Ditto.
2883 (*fist<mode>2_1): Ditto.
2884 (frndintxf2_floor): Ditto.
2885 (*fist<mode>2_floor_1): Ditto.
2886 (frndintxf2_ceil): Ditto.
2887 (*fist<mode>2_ceil_1): Ditto.
2888 (frndintxf2_trunc): Ditto.
2889 (frndintxf2_mask_pm): Ditto.
2890 (fxam<mode>2_i387_with_temp): Ditto.
2891 * config/i386/sse.md (mulv16qi3): Ditto.
2892 (*sse2_mulv4si3): Ditto.
2894 (sse4_2_pcmpestr): Ditto.
2895 (sse4_2_pcmpistr): Ditto.
2897 2009-07-03 Jan Hubicka <jh@suse.cz>
2899 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2900 (mark_stmt_necessary): Set it.
2901 (mark_operand_necessary): Set it.
2902 (mark_control_dependent_edges_necessary): Set it.
2903 (mark_virtual_phi_result_for_renaming): New function.
2904 (get_live_post_dom): New function.
2905 (forward_edge_to_pdom): New function.
2906 (remove_dead_stmt): Fix handling of control dependences.
2907 (tree_dce_init): Init new bitmap.
2908 (tree_dce_done): Free it.
2910 2009-07-02 Richard Guenther <rguenther@suse.de>
2913 * tree-ssa-structalias.c (new_var_info): Initialize
2916 2009-07-02 Jan Hubicka <jh@suse.cz>
2918 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2921 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2923 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2924 instead of recomputing it. Adjust calls.
2925 (emit_store_flag): Adjust recursive calls.
2927 2009-07-02 Richard Guenther <rguenther@suse.de>
2929 * tree-ssa-live.c (remove_unused_locals): Do not remove
2931 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2932 of DECL_EXTERNAL for HEAP variables.
2933 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2934 HEAP variables. Do not adjust RESTRICT vars.
2935 (find_what_var_points_to): Nobody cares if something
2938 2009-07-02 Ben Elliston <bje@au.ibm.com>
2940 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2941 pc_low and pc_high declarations to the top of the function.
2943 2009-07-01 DJ Delorie <dj@redhat.com>
2945 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2947 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2948 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2949 unspecified accesses to control registers.
2950 * config/mep/intrinsics.md: Regenerate.
2951 * config/mep/intrinsics.h: Regenerate.
2952 * config/mep/mep-intrin.h: Regenerate.
2954 2009-07-01 Anthony Green <green@moxielogic.com>
2956 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2957 instruction when possible.
2958 (moxie_expand_prologue): Ditto. Also, save an instruction and
2959 some complexity by popping off of $r12 instead of $sp.
2960 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2963 2009-07-01 Richard Henderson <rth@redhat.com>
2966 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2967 contained no insns, reposition note before last insn.
2969 2009-07-01 Richard Henderson <rth@redhat.com>
2972 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2973 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2975 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2978 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2979 darwin9 for printing reg addresses with %y.
2981 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2983 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2984 truncation from operands in binary operations.
2986 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2989 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2990 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2991 subreg of op0 to the original op0.
2993 * expmed.c (store_bit_field_1): Use a temporary as the destination
2994 instead of a paradoxical subreg when we need to truncate the result.
2996 2009-07-01 DJ Delorie <dj@redhat.com>
2998 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2999 names to VLIW variants.
3000 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3001 * config/mep/intrinsics.md: Regenerate.
3002 * config/mep/intrinsics.h: Regenerate.
3003 * config/mep/mep-intrin.h: Regenerate.
3005 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3008 * jump.c (returnjump_p): Revert last patch.
3009 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3011 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3014 * pa.md (casesi32p): Use jump table label to determine the offset
3016 (casesi64p): Likewise.
3018 * pa.c (forward_branch_p): Return bool type. Use instruction
3019 addresses when available. Assert that INSN has a jump label.
3020 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3023 2009-07-01 Richard Guenther <rguenther@suse.de>
3025 PR tree-optimization/19831
3026 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3027 that only act as barriers do not make any previous stores necessary.
3028 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3029 HEAP variables global, do not add a constraint from nonlocal.
3030 (find_func_aliases): Handle escapes through return statements.
3031 (compute_points_to_sets): Make escaped HEAP variables global.
3033 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3036 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3037 after reducing a DImode cstore to SImode.
3039 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3041 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3042 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3044 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3046 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3047 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3049 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3050 and umod_optab if TARGET_BSD_DIVMOD.
3051 * config/vax/lib1funcs.asm: New file.
3052 * config/vax/t-linux: New file.
3053 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3055 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3058 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3059 to type arguments that have void type.
3062 * dwarf2out.c (gen_formal_parameter_die): Call
3063 equate_decl_number_to_die if node is different from origin.
3065 2009-06-30 Anthony Green <green@moxielogic.com>
3067 Clean up moxie port for --enable-build-with-cxx.
3068 * config/moxie/moxie.c (moxie_function_value): First two
3069 parameters are const_tree, not tree.
3070 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3071 (REG_CLASS_NAMES): Ditto.
3072 (REGNO_REG_CLASS): Ditto.
3073 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3074 (moxie_function_value): Fix constyness of arguments.
3076 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3078 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3079 finalize_size_functions before further processing.
3080 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3081 (variable_size): Call self_referential_size on size expressions
3082 that contain a PLACEHOLDER_EXPR.
3083 (size_functions): New static variable.
3084 (copy_self_referential_tree_r): New static function.
3085 (self_referential_size): Likewise.
3086 (finalize_size_functions): New global function.
3087 * tree.c: Include tree-inline.h.
3088 (push_without_duplicates): New static function.
3089 (find_placeholder_in_expr): New global function.
3090 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3092 <tcc_expression>: Likewise.
3093 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3094 the call in the expression.
3095 * tree.h (finalize_size_functions): Declare.
3096 (find_placeholder_in_expr): Likewise.
3097 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3098 (substitute_placeholder_in_expr): Update comment.
3099 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3101 (copy_tree_body_r): Likewise.
3102 (copy_tree_body): New static function.
3103 (maybe_inline_call_in_expr): New global function.
3104 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3105 (maybe_inline_call_in_expr): Declare.
3106 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3107 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3110 2009-06-30 Richard Guenther <rguenther@suse.de>
3112 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3114 (propagate_necessity): Do not mark reaching defs of stores
3117 2009-06-30 Jan Hubicka <jh@suse.cz>
3119 * cfgloopanal.c (check_irred): Move into ...
3120 (mark_irreducible_loops): ... here; return true if ireducible
3122 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3123 (analyze_function): Try to prove loop finiteness.
3124 * cfgloop.h (mark_irreducible_loops): Update prototype.
3125 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3127 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3129 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3131 2009-06-30 Ira Rosen <irar@il.ibm.com>
3133 PR tree-optimization/40542
3134 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3137 2009-06-30 Martin Jambor <mjambor@suse.cz>
3139 PR tree-optimization/40582
3140 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3141 than useless_type_conversion_p.
3142 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3145 2009-06-30 Martin Jambor <mjambor@suse.cz>
3148 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3150 2009-06-30 Richard Guenther <rguenther@suse.de>
3152 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3153 use ao_ref references.
3154 (walk_aliased_vdefs): Likewise.
3155 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3156 * tree-ssa-dce.c (struct ref_data): Remove.
3157 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3158 (mark_aliased_reaching_defs_necessary): Adjust.
3159 (mark_all_reaching_defs_necessary_1): Likewise.
3161 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3164 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3165 (emit_store_flag_1): Extract from emit_store_flag, adjust
3166 calls to (what now is) emit_cstore.
3167 (emit_store_flag): Call emit_store_flag_1 and also use it
3168 for what used to be recursive calls.
3170 2009-06-30 Wei Guozhi <carrot@google.com>
3173 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3174 if the target bb post dominates from bb.
3175 * config/i386/i386.c (memory_address_length): Check existence of base
3176 register before using it.
3178 2009-06-30 Nick Clifton <nickc@redhat.com>
3179 DJ Delorie <dj@redhat.com>
3181 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3182 __FMOVD_ENABLED__ is defined.
3184 (TARGET_FMOVD): Provide a default definition.
3185 (MASK_FMOVD): Likewise.
3186 (TARGET_CPU_CPP_BUILTINS): Define
3187 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3188 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3189 two fmov instructions depending upon whether TARGET_FMOVD is
3191 (split for DF load from memory into register): Also handle
3192 MEMs which consist of REG+DISP addressing.
3193 (split for DF store from register to memory): Likewise.
3194 * config/sh/sh.opt (mfmovd): Remove this switch.
3195 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3196 * config/sh/sh.c (sh_override_options): Do not automatically
3197 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3198 that to the -mfmovd command line switch.
3200 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3202 (fldi_ok): Always allow.
3203 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3205 2009-06-29 DJ Delorie <dj@redhat.com>
3207 * doc/install.texi (mep-x-elf): Correct chip's full name.
3209 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3211 * doc/extend.texi: Fix typo.
3213 2009-06-29 Tom Tromey <tromey@redhat.com>
3216 * Makefile.in (DWARF2_H): New variable.
3218 (dwarf2out.o): Likewise.
3219 (dwarf2asm.o): Likewise.
3220 * config/i386/t-i386: Use DWARF2_H.
3221 * except.c: Include elf/dwarf2.h.
3222 * unwind-dw2.c: Include elf/dwarf2.h.
3223 * dwarf2out.c: Include elf/dwarf2.h.
3224 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3225 <dtprel>: New field.
3226 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3227 (size_of_loc_descr): Likewise.
3228 (output_loc_operands_raw): Likewise.
3229 (output_loc_operands): Handle new dtprel field.
3230 (loc_checksum): Update.
3231 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3232 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3233 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3234 * dwarf2asm.c: Include elf/dwarf2.h.
3235 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3236 * config/mmix/mmix.c: Include elf/dwarf2.h.
3237 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3238 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3239 * config/sh/sh.c: Include elf/dwarf2.h.
3240 * config/i386/i386.c: Include elf/dwarf2.h.
3242 2009-06-29 DJ Delorie <dj@redhat.com>
3244 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3246 * doc/extend.texi: Add MeP attributes and pragmas.
3247 * doc/invoke.text: Add MeP Options.
3248 * doc/contrib.texi: Add MeP contribution.
3249 * doc/md.texi: Add MeP constraints.
3250 * doc/install.texi: Add MeP target.
3252 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3254 * target.h (struct gcc_target): Add frame_pointer_required field.
3255 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3256 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3257 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3259 * reload1.c (update_eliminables): (Ditto.).
3260 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3261 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3262 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3264 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3266 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3267 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3268 (arm_frame_pointer_required): New function.
3270 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3271 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3272 (avr_frame_pointer_required_p): Declare as static.
3273 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3275 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3276 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3277 (bfin_frame_pointer_required): Make as static, change return type
3279 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3281 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3282 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3283 (cris_frame_pointer_required): New function.
3285 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3287 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3288 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3289 (fr30_frame_pointer_required): New function.
3291 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3292 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3293 (frv_frame_pointer_required): Make as static, change return type
3295 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3297 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3298 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3299 (ix86_frame_pointer_required): Make as static, change return type to
3301 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3303 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3304 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3306 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3308 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3310 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3312 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3313 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3314 (mips_frame_pointer_required): Make as static.
3315 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3317 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3318 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3319 (mmix_frame_pointer_required): Mew function.
3321 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3322 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3324 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3326 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3328 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3330 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3331 (CAN_ELIMINATE): Redefine.
3332 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3333 (sparc_frame_pointer_required): New function.
3334 (sparc_can_eliminate): New function.
3335 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3337 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3338 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3340 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3341 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3342 (xtensa_frame_pointer_required): Make as static, change return type
3344 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3347 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3349 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3350 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3351 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3352 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3353 (register_callback): Handle PLUGIN_START_UNIT.
3354 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3356 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3358 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3360 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3361 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3363 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3365 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3368 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3370 * doc/extend.texi (Additional Floating Types): __float128 is also
3371 supported on i386 targets.
3373 2009-06-29 Richard Guenther <rguenther@suse.de>
3376 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3378 (pt_solutions_same_restrict_base): Declare.
3379 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3381 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3382 (make_constraint_from, make_copy_constraint): Move earlier.
3383 (make_constraint_from_heapvar): New function.
3384 (make_constraint_from_restrict): Likewise.
3385 (handle_lhs_call): Use it.
3386 (find_func_aliases): Use it to track conversions to restrict
3388 (struct fieldoff): Add only_restrict_pointers flag.
3389 (push_fields_onto_fieldstack): Initialize it.
3390 (create_variable_info_for): Track global restrict qualified pointers.
3391 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3392 Track restrict qualified pointer arguments.
3393 (set_uids_in_ptset): Use varinfo is_global_var flag.
3394 (find_what_var_points_to): Set the vars_contains_restrict flag.
3395 Always create the points-to solution for sets including restrict tags.
3396 (pt_solutions_same_restrict_base): New function.
3397 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3398 qualified pointers use pt_solutions_same_restrict_base as
3399 additional source for disambiguation.
3401 2009-06-29 Richard Guenther <rguenther@suse.de>
3404 * alias.c (find_base_decl): Remove.
3405 (get_deref_alias_set_1): Remove restrict handling.
3406 * c-common.c (c_apply_type_quals_to_decl): Do not set
3407 DECL_POINTER_ALIAS_SET.
3408 * gimplify.c (find_single_pointer_decl_1): Remove.
3409 (find_single_pointer_decl): Likewise.
3410 (internal_get_tmp_var): Remove restrict handling.
3411 (gimple_regimplify_operands): Likewise.
3412 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3413 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3414 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3415 * tree.c (restrict_base_for_decl): Remove.
3416 (init_ttree): Do not allocate it.
3417 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3418 LABEL_DECL_UID for label decls.
3419 (copy_node_stat): Do not copy restrict information.
3420 (decl_restrict_base_lookup): Remove.
3421 (decl_restrict_base_insert): Likewise.
3422 (print_restrict_base_statistics): Likewise.
3423 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3424 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3425 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3426 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3427 (LABEL_DECL_UID): Adjust.
3428 (DECL_BASED_ON_RESTRICT_P): Remove.
3429 (DECL_GET_RESTRICT_BASE): Likewise.
3430 (SET_DECL_RESTRICT_BASE): Likewise.
3431 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3433 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3434 instead of DECL_POINTER_ALIAS_SET.
3435 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3436 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3437 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3439 2009-06-29 Richard Guenther <rguenther@suse.de>
3441 PR tree-optimization/40579
3442 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3443 the IL to simplify has constants that overflowed.
3445 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3447 PR tree-optimization/40550
3448 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3449 vector_compute_type only when the size of vector_compute_type is
3450 less than the size of type.
3452 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3454 * fold-const.c (contains_label_1): Fix comments.
3455 (contains_label_p): Do not walk trees multiple time.
3457 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3459 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3460 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3461 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3462 ix86_fp_comparison_operator.
3463 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3464 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3465 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3466 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3467 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3468 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3469 (related splits): Change predicate to ix86_fp_comparison_operator.
3470 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3471 instead of ix86_fp_comparison_codes.
3472 (ix86_trivial_fp_comparison_operator,
3473 ix86_fp_comparison_operator): New.
3474 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3475 (ix86_expand_compare): Eliminate last two parameters.
3476 (ix86_fp_jump_nontrivial_p): Kill.
3477 * config/i386/i386.c (put_condition_code): Eliminate call to
3478 ix86_fp_comparison_codes and subsequent assertion.
3479 (ix86_fp_comparison_codes): Eliminate.
3480 (ix86_fp_swap_condition): New.
3481 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3482 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3483 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3484 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3485 and ix86_fp_swap_condition.
3486 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3487 Use ix86_fp_comparison_strategy.
3488 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3489 (ix86_fp_jump_nontrivial_p): Eliminate.
3490 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3491 call to ix86_expand_compare.
3492 (ix86_split_fp_branch, ix86_expand_setcc,
3493 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3494 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3496 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3498 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3499 related to jump_clobbers.
3500 * config/arm/arm.md (conds): Remove jump_clob case.
3501 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3502 splits): Change comparison_operator to arm_comparison_operator.
3503 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3506 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3508 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3509 condition for floating point modes.
3510 * expmed.c (emit_store_flag_1): Move here a bigger part
3512 (emit_store_flag): Try swapping the condition for floating point
3514 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3516 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3518 * expr.c (expand_expr_real_1): Just use do_store_flag.
3519 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3520 emit_store_flag_force.
3521 * expmed.c (emit_store_flag_force): Copy here trick
3522 previously in expand_expr_real_1. Try reversing the comparison.
3523 (emit_store_flag_1): Work if target is NULL.
3524 (emit_store_flag): Work if target is NULL, using the result mode
3525 from the comparison. Use split_comparison, restructure final part
3526 to simplify conditionals.
3528 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3530 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3531 * dojump.c (do_jump): Change handling of floating-point
3532 ops to use just do_compare_and_jump.
3533 (split_comparison): New.
3534 (do_compare_rtx_and_jump): Add here logic coming previously
3535 in do_jump, using split_comparison.
3537 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3542 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3544 * tree-ssa-alias.c: Fix unintentional commit.
3546 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3548 * passes.c (execute_one_pass): Fix unintentional commit.
3550 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3552 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3553 (df_rd_local_compute, df_md_local_compute): Inline them.
3555 (df_md_scratch): New.
3556 (df_md_alloc, df_md_free): Allocate/free it.
3557 (df_md_local_compute): Only include live registers in init.
3558 (df_md_transfer_function): Prune the in-set computed by
3559 the confluence function, and the gen-set too.
3561 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3563 PR rtl-optimization/26854
3564 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3565 * df-problems.c (df_rd_add_problem): Fix comment.
3566 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3567 df_md_simulate_artificial_defs_at_top,
3568 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3569 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3570 df_md_transfer_function, df_md_init, df_md_confluence_0,
3571 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3572 problem_MD, df_md_add_problem): New.
3573 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3574 df_md_get_bb_info): New.
3575 (DF_LAST_PROBLEM_PLUS1): Adjust.
3577 * Makefile.in (fwprop.o): Include domwalk.h.
3578 * fwprop.c: Include domwalk.h.
3579 (reg_defs, reg_defs_stack): New.
3580 (bitmap_only_bit_between): Remove.
3581 (process_defs): New.
3582 (process_uses): Use reg_defs and local_md instead of
3583 bitmap_only_bit_between and local_rd.
3584 (single_def_use_enter_block): New, from build_single_def_use_links.
3585 (single_def_use_leave_block): New.
3586 (build_single_def_use_links): Remove code moved to
3587 single_def_use_enter_block, invoke domwalk.
3588 (use_killed_between): Adjust comment.
3590 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3592 * bitmap.h (bitmap_ior_and_into): New.
3593 * bitmap.c (bitmap_ior_and_into): New.
3595 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3597 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3598 before_dom_children_before_stmts and after_dom_children_after_stmts.
3599 Rename the two remaining callbacks to just before_dom_children and
3600 after_dom_children. Remove other GIMPLE statement walking bits.
3601 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3602 * graphite.c: Do not include domwalk.h.
3603 * tree-into-ssa.c (interesting_blocks): New global.
3604 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3605 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3606 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3607 now that they're not domwalk callbacks.
3608 (rewrite_initialize_block): Rename to...
3609 (rewrite_enter_block): ... this, place after called functions. Test
3610 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3611 (rewrite_finalize_block): Rename to...
3612 (rewrite_leave_block): ... this, place after called functions.
3613 (rewrite_update_init_block): Rename to...
3614 (rewrite_update_enter_block): ... this, place after called functions.
3615 Test interesting_blocks, call rewrite_update_stmt and
3616 rewrite_update_phi_arguments.
3617 (rewrite_update_fini_block): Rename to...
3618 (rewrite_leave_block): ... this, place after called functions.
3619 (rewrite_blocks): Remove last argument, simplify initialization of
3621 (mark_def_sites_initialize_block): Rename to...
3622 (mark_def_sites_block): ... this, call mark_def_sites.
3623 (mark_def_sites_blocks): Remove argument, simplify initialization of
3625 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3626 (update_ssa): Likewise.
3627 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3629 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3630 (dom_opt_initialize_block): Rename to...
3631 (dom_opt_enter_block): ... this, place after called functions. Walk
3632 statements here, inline propagate_to_outgoing_edges.
3633 (dom_opt_finalize_block): Rename to...
3634 (dom_opt_leave_block): ... this, place after called functions.
3635 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3637 (dse_enter_block, dse_record_phi): New.
3638 (dse_record_phis): Delete.
3639 (dse_finalize_block): Rename to...
3640 (dse_leave_block): ... this.
3641 (tree_ssa_dse): Simplify initialization of walk_data.
3642 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3643 Adjust initialization of walk_data.
3644 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3645 * tree-ssa-loop-phiopt.c (get_non_trapping):
3646 Adjust initialization of walk_data.
3647 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3648 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3649 it's not a domwalk callback.
3650 (uncprop_initialize_block): Rename to...
3651 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3652 (dse_finalize_block): Rename to...
3653 (dse_leave_block): ... this.
3654 (tree_ssa_uncprop): Simplify initialization of walk_data.
3655 * Makefile.in: Adjust dependencies.
3657 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3659 * arm.md (casesi): Fix test for Thumb1.
3660 (thumb1_casesi_internal_pic): Likewise.
3661 (thumb1_casesi_dispatch): Likewise.
3663 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3665 * config/arm/arm-cores.def: Added core cortex-m0.
3666 * config/arm/arm-tune.md: Regenerated.
3667 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3669 2009-06-26 DJ Delorie <dj@redhat.com>
3671 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3673 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3674 the scheduler doesn't tag jump insns.
3676 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3678 * c-decl.c (merge_decls): Re-indent.
3680 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3683 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3684 Special-case decimal float constants.
3686 2009-06-26 Richard Henderson <rth@redhat.com>
3688 * function.h (struct function): Add cannot_be_copied_reason,
3689 and cannot_be_copied_set.
3690 * tree-inline.c (has_label_address_in_static_1): Rename from
3691 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3692 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3693 don't set inline_forbidden_reason.
3694 (copy_forbidden): New function, split out of inline_forbidden_p.
3695 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3696 (inline_forbidden_p): Use copy_forbidden.
3697 (tree_versionable_function_p): Likewise.
3698 (inlinable_function_p): Merge into tree_inlinable_function_p.
3699 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3700 * ipa-cp.c (ipcp_versionable_function_p): New function.
3701 (ipcp_cloning_candidate_p): Use it.
3702 (ipcp_node_modifiable_p): Likewise.
3704 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3706 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3707 that is marked not to be inlined. Remove flag_mudflap use.
3708 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3709 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3711 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3714 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3715 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3717 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3719 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3721 (__mingwthr_remove_key_dtor): Likewise.
3723 2009-06-26 Richard Guenther <rguenther@suse.de>
3725 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3727 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3730 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3731 try the non-cond_exec path also.
3733 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3736 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3737 (output_cbranch): Use new functions.
3738 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3741 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3742 Pat Haugen <pthaugen@us.ibm.com>
3743 Revital Eres <ERES@il.ibm.com>
3745 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3746 for %c error. Add %x support to print VSX registers as a unified
3747 register set, instead of separate float and altivec registers.
3748 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3749 %y case, and add support for VSX pre-modify addresses.
3750 (output_toc): Add assert for CONST containing an integer constant
3752 (rs6000_adjust_cost): Add POWER7 support.
3753 (insn_must_be_first_in_group): Ditto.
3754 (insn_must_be_last_in_group): Ditto.
3755 (rs6000_emit_popcount): Ditto.
3756 (rs6000_vector_mode_supported_p): Ditto.
3758 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3759 Change some of the functions called by macros to being called
3760 through a pointer, so debug functions can be inserted if
3761 -mdebug=addr or -mdebug=cost.
3762 (rs6000_preferred_reload_class_ptr): Ditto.
3763 (rs6000_secondary_reload_class_ptr): Ditto.
3764 (rs6000_secondary_memory_needed_ptr): Ditto.
3765 (rs6000_cannot_change_mode_class_ptr): Ditto.
3766 (rs6000_secondary_reload_inner): Ditto.
3767 (rs6000_legitimize_reload_address): Ditto.
3768 (rs6000_legitimize_reload_address_ptr): Ditto.
3769 (rs6000_mode_dependent_address): Ditto.
3770 (rs6000_mode_dependent_address_ptr): Ditto.
3772 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3773 function to return true if the mode allows reg + integer
3775 (virtual_stack_registers_memory_p): New function to return true if
3776 the address refers to a virtual stack register.
3777 (rs6000_legitimate_offset_address_p): Move code to say whether a
3778 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3780 (rs6000_legitimate_address_p): Add checks for modes that only can
3781 do reg+reg addressing. Start adding VSX support.
3782 (rs6000_legitimize_reload_address): Ditto.
3783 (rs6000_legitimize_address): Ditto.
3784 (rs6000_debug_legitimate_address_p): New debug functions for
3785 -mdebug=addr and -mdebug=cost.
3786 (rs6000_debug_rtx_costs): Ditto.
3787 (rs6000_debug_address_costs): Ditto.
3788 (rs6000_debug_adjust_cost): Ditto.
3789 (rs6000_debug_legitimize_address): Ditto.
3790 (rs6000_legitimize_reload_address_ptr): Point to call normal
3791 function or debug function. Make functions called via pointer
3793 (rs6000_mode_dependent_address_ptr): Ditto.
3794 (rs6000_secondary_reload_class_ptr): Ditto.
3795 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3796 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3797 into a friendlier error.
3798 (rs6000_init_builtins): Add initial VSX support.
3799 (rs6000_adjust_cost): Fix some spacing issues.
3801 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3802 (REG_CLASS_NAMES): Ditto.
3803 (REG_CLASS_CONTENTS): Ditto.
3804 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3805 pointer, to add -mdebug=addr support.
3806 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3807 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3808 -mdebug=addr support.
3809 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3810 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3811 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3813 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3815 (bswapsi*): Set attribute types for load/store. Add combiner
3816 patterns to eliminate zero extend on 64-bit.
3817 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3818 stdbrx if the hardware supports those instructions.
3820 2009-06-25 Ian Lance Taylor <iant@google.com>
3822 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3823 (Link Options): Document -static-libstdc++.
3825 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3828 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3829 DATA_ALIGNMENT instead.
3831 2009-06-25 Richard Guenther <rguenther@suse.de>
3833 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3834 indirect references against the callused/escaped solutions.
3835 (call_may_clobber_ref_p_1): Likewise.
3837 2009-06-25 Martin Jambor <mjambor@suse.cz>
3839 PR tree-optimization/40493
3840 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3841 (enum unscalarized_data_handling): New type.
3842 (handle_unscalarized_data_in_subtree): Return what has been done.
3843 (load_assign_lhs_subreplacements): Handle left flushes differently.
3844 (sra_modify_assign): Use unscalarized_data_handling, simplified
3845 condition determining whether to remove the statement.
3847 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3849 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3850 excerpt - @ should be doubled for texinfo.
3852 2009-06-24 Ian Lance Taylor <iant@google.com>
3854 * config/arc/arc.c: Include "df.h".
3855 (arc_attribute_table): Make static. Move higher in file.
3856 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3857 (output_shift): Initialize n later to avoid warning.
3858 * config/arm/arm.c (arm_attribute_table): Make static. Move
3860 * config/avr/avr.c (avr_attribute_table): Make static. Move
3862 (reg_class_tab): Change array type from int to enum reg_class.
3863 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3865 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3866 (lshrhi3_out): Likewise.
3867 (class_likely_spilled_p): Change return type to bool.
3868 (avr_rtx_costs): Use local code variable with enum type.
3869 * config/avr/avr.md (movmemhi): Use add_reg_note.
3870 (andhi3, andsi3): Don't use AS2 with "and".
3871 (iorhi3, iorsi3): Don't use AS2 with "or".
3872 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3873 * config/crx/crx.c: Include "df.h".
3874 (crx_attribute_table): Make static.
3875 * config/m32r/m32r.c: Include "df.h".
3876 (m32r_attribute_table): Make static. Move higher in file.
3877 (pop): Use add_reg_note.
3878 (block_move_call): Change 0 to LCT_NORMAL in function call.
3879 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3880 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3881 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3882 declare, not just when TREE_CODE is defined.
3883 * config/m68hc11/m68hc11.c: Include "expr.h".
3884 (m68hc11_attribute_table): Make static. Move higher in file.
3885 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3887 (m68hc11_register_indirect_p): Likewise.
3888 (m68hc11_function_arg_padding): Change return type to enum
3890 (emit_move_after_reload): Use add_reg_note.
3891 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3892 (m68hc11_split_logical): Likewise.
3893 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3895 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3896 to VOIDmode in function call.
3897 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3899 (m68hc11_split_logical): Update declaration.
3900 (m68hc11_function_arg_padding): Update declaration.
3901 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3902 to array of enum reg_class.
3903 (mcore_attribute_table): Make static. Move higher in file.
3904 (mcore_rtx_costs): Add cast to enum type.
3905 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3906 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3907 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3909 * config/sh/predicates.md (trapping_target_operand): Rename and to
3911 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3913 * config/spu/spu.c (spu_attribute_table): Make static. Move
3915 * config/v850/v850.c (v850_attribute_table): Make static. Move
3917 (v850_rtx_costs): Use local code with enum type.
3918 (expand_epilogue): Add cast.
3919 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3921 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3924 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3925 -m2a-single-only and -m2a-nofpu.
3926 * config/sh/sh.opt: Document m2a generates FPU code.
3928 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3930 * defaults.h (CAN_ELIMINATE): Provide default.
3931 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3932 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3933 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3934 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3935 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3936 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3937 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3938 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3939 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3940 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3942 2009-06-24 DJ Delorie <dj@redhat.com>
3944 * mep-ext-cop.cpu: Fix copyright notice.
3945 * mep-default: Fix copyright notice.
3946 * mep-core: Fix copyright notice.
3947 * mep: Fix copyright notice.
3948 * mep-ivc2: Fix copyright notice.
3949 * mep-c5: Fix copyright notice.
3951 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3953 * doc/contrib.texi (Contributors):
3955 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3958 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3959 src and dst operands if necessary.
3961 2009-06-23 DJ Delorie <dj@redhat.com>
3964 * config.gcc: Add mep support.
3965 * recog.c: Resurrect validate_replace_rtx_subexp().
3966 * recog.h: Likewise.
3967 * config/mep/: Add new port:
3968 * config/mep/constraints.md: New file.
3969 * config/mep/default.h: New file.
3970 * config/mep/intrinsics.h: New file.
3971 * config/mep/intrinsics.md: New file.
3972 * config/mep/ivc2-template.h: New file.
3973 * config/mep/mep-c5.cpu: New file.
3974 * config/mep/mep-core.cpu: New file.
3975 * config/mep/mep-default.cpu: New file.
3976 * config/mep/mep-ext-cop.cpu: New file.
3977 * config/mep/mep-intrin.h: New file.
3978 * config/mep/mep-ivc2.cpu: New file.
3979 * config/mep/mep-lib1.asm: New file.
3980 * config/mep/mep-lib2.c: New file.
3981 * config/mep/mep-pragma.c: New file.
3982 * config/mep/mep-protos.h: New file.
3983 * config/mep/mep-tramp.c: New file.
3984 * config/mep/mep.c: New file.
3985 * config/mep/mep.cpu: New file.
3986 * config/mep/mep.h: New file.
3987 * config/mep/mep.md: New file.
3988 * config/mep/mep.opt: New file.
3989 * config/mep/predicates.md: New file.
3990 * config/mep/t-mep: New file.
3992 2009-06-23 Ian Lance Taylor <iant@google.com>
3994 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3995 from loose_warn into c_loose_warn and from strict_warn into
3996 c_strict_warn. Set and substitute warn_cxxflags. Check for
3997 --enable-build-with-cxx. Set and substitute
3998 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3999 * Makefile.in (CXXFLAGS): New variable.
4000 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4001 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4002 the default is the same as $(STRICT_WARN).
4003 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4004 (CXX): New variable.
4005 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4006 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4007 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4008 (HOST_LIBS): New variable.
4009 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4010 (ALL_CXXFLAGS): New variable.
4011 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4012 * doc/install.texi (Configuration): Document
4013 --enable-build-with-cxx, --with-stage1-ldflags,
4014 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4015 * configure: Rebuild.
4017 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4019 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4020 from previous commit.
4022 2009-06-23 Ian Lance Taylor <iant@google.com>
4024 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4026 2009-06-23 Ian Lance Taylor <iant@google.com>
4028 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4029 with ATTRIBUTE_UNUSED.
4031 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4032 Pat Haugen <pthaugen@us.ibm.com>
4033 Revital Eres <eres@il.ibm.com>
4035 * config.in (HAVE_AS_POPCNTD): Add default definition.
4036 (HAVE_AS_LWSYNC): Ditto.
4038 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4040 (gcc_cv_as_powerpc_cmpb): Ditto.
4041 (gcc_cv_as_powerpc_dfp): Ditto.
4042 (gcc_cv_as_powerpc_vsx): Ditto.
4043 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4044 supporting the popcntd/lwsync instructions.
4045 (gcc_cv_as_powerpc_lwsync): Ditto.
4046 * configure: Regenerate.
4048 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4049 -mcpu=native and -mcpu=power7.
4050 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4052 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4053 a variable instead of a mask to reduce the number of mask bits.
4054 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4055 (-mbit-word): Ditto.
4056 (-mregnames): Ditto.
4057 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4058 (-mfused-madd): Ditto.
4060 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4062 (-mvsx): New switch for VSX instructions.
4063 (-misel): Move from a variable to a mask to allow it to be set by
4066 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4067 function declaration to an array declaration.
4068 (rs6000_hard_regno_nregs): New external array declaration.
4070 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4071 files included by rs6000.md.
4073 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4074 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4076 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4078 (rs6000_debug_reg): New -mdebug= variables.
4079 (rs6000_debug_addr): Ditto.
4080 (rs6000_debug_cost): Ditto.
4081 (rs6000_pmode): New variable to hold Pmode.
4082 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4083 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4084 calculated at compiler start.
4085 (rs6000_hard_regno_nregs): Change function to an array which holds
4086 HARD_REGNO_NREGS calculated at compiler start.
4087 (rs6000_explicit_options): Delete isel field.
4088 (rs6000_vector_unit): New array to hold which vector unit
4089 supports arithmetic options for a given type.
4090 (rs6000_vector_mem): New array to hold which vector unit supports
4091 memory reference operations for a given type.
4092 (rs6000_vector_align): New array to given the alignment of each
4094 (power7_cost): New basic costs for power7.
4095 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4096 (rs6000_hard_regno_nregs_internal): New function, moved from
4097 HARD_REGNO_NREGS, to calculate the number of registers each hard
4098 register takes for each type.
4099 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4100 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4101 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4102 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4103 unit information here so it is calculated once at compiler startup
4105 (rs6000_override_options): Make -misel a target mask. Add more
4106 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4107 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4109 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4110 (rs6000_handle_option): Move -misel from variable to target mask.
4111 (rs6000_builtin_mask_for_load): Add VSX support.
4112 (rs6000_conditional_register_usage): Ditto.
4113 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4114 (function_arg_boundary): Ditto.
4115 (rs6000_expand_builtin): Ditto.
4116 (def_builtin): Make abort message a little friendlier.
4117 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4119 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4120 assembler support the popcntd instruction instead of a vsx
4121 instruction to enable power7 support.
4122 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4123 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4124 option to the assembler if -mcpu=native.
4125 (ASM_CPU_NATIVE_SPEC): Ditto.
4126 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4128 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4129 the lwsync instruction.
4130 (enum processor_type): Add PROCESSOR_POWER7.
4131 (rs6000_debug_reg): New -mdebug= options.
4132 (rs6000_debug_addr): Ditto.
4133 (rs6000_debug_cost): Ditto.
4134 (rs6000_isel): Delete.
4135 (enum rs6000_vector): New enum to say what vector unit we have.
4136 (VECTOR_UNIT_*): New macros to say which vector unit has
4137 arithmetic operations for a given type.
4138 (VECTOR_MEM_*): New macros to say which vector unit has memory
4139 operations for a given type.
4140 (TARGET_LDBRX): Whether the machine supports the ldbrx
4142 (TARGET_ISEL): Delete, -misel moved to be a mask.
4143 (TARGET_ISEL64): New macro for 64-bit isel support.
4144 (UNITS_PER_VSX_WORD): New macro.
4145 (POINTER_SIZE): Move to be an external variable, rather than
4146 calculating whether we are generating 32 ot 64-bit code.
4148 (STACK_BOUNDARY): Add VSX support.
4149 (LOCAL_ALIGNMENT): Ditto.
4150 (SLOW_UNALIGNED_ACCESS): Ditto.
4151 (VSX_REGNO_P): New macro for VSX support.
4152 (VFLOAT_REGNO_P): Ditto.
4153 (VINT_REGNO_P): Ditto.
4154 (VLOGICAL_REGNO_P): Ditto.
4155 (VSX_VECTOR_MODE): Ditto.
4156 (VSX_SCALAR_MODE): Ditto.
4158 (VSX_MOVE_MODE): Ditto.
4159 (VSX_REG_CLASS_P): Ditto.
4160 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4162 (UNITS_PER_SIMD_WORD): Add VSX support.
4163 (MODES_TIEABLE_P): Ditto.
4164 (STARTING_FRAME_OFFSET): Ditto.
4165 (STACK_DYNAMIC_OFFSET): Ditto.
4166 (EPILOGUE_USES): Ditto.
4167 (REGNO_REG_CLASS): Move to array lookup.
4168 (CLASS_MAX_NREGS): Ditto.
4169 (rs6000_vector_reg_class): Add declaration.
4170 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4171 overlap with the floating point and Altivec registers.
4173 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4175 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4176 give the appropriate asm switches if -mcpu=native.
4177 (host_detect_local_cpu): Add support for "asm".
4178 (host_detect_local_cpu): Follow GNU code guidelines for name.
4180 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4181 -mbit-word to a variable instead of being a target mask.
4183 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4184 emit the lwsync instruction instead of emitting the instruction as
4185 an integer constant.
4187 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4188 fixuns_trundfsi2, move expander into rs6000.md.
4190 * config/rs6000/rs6000.md (cpu): Add power7.
4191 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4192 (logical predicate patterns): Change the single instruction
4193 primitives that set CR0 to be fast_compare instead of compare.
4195 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4196 (popcntddi2): Ditto.
4197 (popcount<mode>): Ditto.
4198 (floating multiply/add insns): Name the floating point
4200 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4201 (isel_unsigned_<mode>): Ditto.
4202 (fixuns_trundfsi2): Move expander here from spe.md.
4203 (smindi3): Define if we have -misel on 64-bit systems.
4208 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4210 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4212 * config/avr/avr.c (avr_current_device): New variable.
4213 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4214 (avr_arch, mcu_type_s): Move to avr.h.
4215 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4216 default_data_section_start fields.
4217 (avr_arch): Moved from avr.c.
4218 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4219 library_name fields.
4220 (avr_current_device, avr_mcu_types, avr_arch_types,
4221 avr_device_to_arch, avr_device_to_data_start,
4222 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4223 (EXTRA_SPEC_FUNCTIONS): Define.
4224 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4225 options mapping. Use device_to_arch and device_to_data_start insted.
4226 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4227 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4228 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4229 * config/avr/driver-avr.c: New file.
4230 * config/avr/avr-devices.c: New file.
4232 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4234 * var-tracking.c (unshare_variable): Force initialized to
4235 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4236 (set_variable_part): Likewise.
4237 (struct variable_union_info): Remove pos_src field.
4238 (vui_vec, vui_allocated): New variables.
4239 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4240 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4241 == 1 use a simpler sorting algorithm. Compute pos field right
4242 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4243 Avoid quadratic comparison if !flag_var_tracking_uninit.
4244 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4245 unshare_variable unconditionally.
4246 (dataflow_set_different_2): Removed.
4247 (dataflow_set_different): Don't traverse second hash table.
4248 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4249 unconditionally to var_reg_set or var_mem_set.
4250 (emit_notes_in_bb): Likewise.
4251 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4253 (emit_note_insn_var_location): Don't set initialized to
4254 VAR_INIT_STATUS_INITIALIZED early.
4255 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4257 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4259 * tree-object-size.c (addr_object_size): Instead of checking
4260 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4261 are no FIELD_DECLs following it.
4263 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4265 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4266 order to match bswaps with signed source operands.
4268 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4270 * sdbout.c (sdbout_one_type): Fix braces in switch.
4272 2009-06-23 Richard Guenther <rguenther@suse.de>
4274 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4276 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4277 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4278 var_callused, callused_tree, var_storedanything, storedanything_tree,
4279 var_integer, integer_tree): Remove global variables.
4280 (new_var_info): Do not pass new id, append the new var to the
4281 global variable vector.
4282 (do_ds_constraint): Use is_global_var member of the variable-info.
4283 (new_scalar_tmp_constraint_exp): Adjust.
4284 (create_function_info_for): Likewise.
4285 (create_variable_info_for): Likewise.
4286 (find_what_var_points_to): Remove dead code.
4287 (init_base_vars): Simplify.
4288 (compute_points_to_sets): Adjust.
4290 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4292 * combine.c (try_combine): Dump information about the insns we're
4295 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4297 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4298 check when calling force_to_mode on TRUNCATE's operand.
4300 2009-06-22 Ian Lance Taylor <iant@google.com>
4302 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4304 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4306 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4308 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4310 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4311 override library linkage flags such as -static-libgcc or
4314 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4316 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4318 2009-06-22 Ian Lance Taylor <iant@google.com>
4320 * config/linux.opt: Put mglibc ahead of muclibc.
4322 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4323 for duplicate decls.
4325 2009-06-22 Matthias Klose <doko@ubuntu.com>
4327 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4329 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4332 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4333 instead of NULL if a parser error occurs.
4335 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4337 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4338 non-DWARF2_DEBUGGING_INFO version.
4340 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4342 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4343 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4345 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4346 (LIBGCC2_TF_CEXT): Define.
4349 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4352 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4354 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4356 * config/arm/arm.c (arm_override_options): Disable
4357 -mcaller-super-interworking and -mcallee-super-interworking.
4358 * doc/invoke.texi (ARM Options): Document this.
4360 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4362 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4363 * config/arm/constraints.md (j): New constraint for movw operands.
4364 (N): Remove thumb2 meaning.
4365 * config/arm/arm.md (*arm_movw): Delete.
4366 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4367 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4368 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4370 2009-06-22 Martin Jambor <mjambor@suse.cz>
4372 PR tree-optimization/40492
4373 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4374 build_ref_for_offset.
4376 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4378 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4379 JUMP_TABLE_DATA_P predicates where applicable.
4380 * auto-inc-dec.c: Ditto.
4381 * builtins.c: Ditto.
4382 * caller-save.c: Ditto.
4384 * cfgcleanup.c: Ditto.
4385 * cfglayout.c: Ditto.
4388 * combine-stack-adj.c: Ditto.
4394 * dwarf2asm.c: Ditto.
4395 * dwarf2out.c: Ditto.
4396 * emit-rtl.c: Ditto.
4402 * function.c: Ditto.
4405 * genpreds.c: Ditto.
4406 * genrecog.c: Ditto.
4408 * ira-costs.c: Ditto.
4409 * ira-lives.c: Ditto.
4412 * lower-subreg.c: Ditto.
4413 * modulo-sched.c: Ditto.
4415 * postreload.c: Ditto.
4416 * print-rtl.c: Ditto.
4425 * sched-vis.c: Ditto.
4427 * sel-sched-ir.c: Ditto.
4428 * simplify-rtx.c: Ditto.
4429 * targhooks.c: Ditto.
4430 * var-tracking.c: Ditto.
4431 * vmsdbgout.c: Ditto.
4433 2009-06-22 Matthias Klose <doko@ubuntu.com>
4435 * Makefile.in (install-plugin): Always use DESTDIR.
4437 2009-06-22 Olivier Hainque <hainque@adacore.com>
4439 * config/pa/pa.c (output_call): Don't optimize post call jumps
4440 into return address adjustments if the call may throw.
4442 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4444 * arm.c (thumb1_output_casesi): New function.
4445 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4446 optimizing for size or PIC.
4447 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4448 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4449 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4450 (thumb1_casesi_internal_pic): New expand rule.
4451 (thumb1_casesi_dispatch): New pattern.
4452 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4454 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4455 in the text seciton when PIC or optimizing for size.
4456 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4457 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4458 preservation properties of code.
4459 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4460 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4461 (__gnu_thumb1_case_si): New function.
4462 * t-arm (LIB1ASMSRC): Define here.
4463 (LIB1ASMFUNCS): Add some common functions.
4464 * t-arm-elf (LIB1ASMSRC): Delete.
4465 (LIB1ASMFUNCS): Append to existing set.
4466 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4467 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4468 * t-symbian (LIB1ASMFUNCS): Likewise.
4469 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4470 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4472 2009-06-21 Richard Guenther <rguenther@suse.de>
4474 PR tree-optimization/38729
4475 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4476 to loops with a single exit if -fno-expensive-optimizations.
4478 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4480 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4481 (dataflow_set): Change vars type from htab_t to shared_hash.
4482 (shared_hash_pool, empty_shared_hash): New variables.
4483 (vars_clear): Removed.
4484 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4485 shared_hash_find_slot_unshare, shared_hash_find_slot,
4486 shared_hash_find_slot_noinsert, shared_hash_find): New
4488 (shared_hash_unshare, shared_hash_destroy): New functions.
4489 (unshare_variable): Unshare set->vars if shared, use
4491 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4492 (get_init_value, find_src_set_src, dump_dataflow_set,
4493 clobber_variable_part, emit_notes_for_differences): Use
4495 (dataflow_set_init): Remove second argument, set vars to
4496 empty_shared_hash instead of creating a new htab.
4497 (dataflow_set_clear): Call shared_hash_destroy and set vars
4498 to empty_shared_hash instead of calling vars_clear.
4499 (dataflow_set_copy): Don't call vars_copy, instead just share
4500 the src htab with dst.
4501 (variable_union): Use shared_hash_*, use initially NO_INSERT
4502 lookup if set->vars is shared. Don't keep slot cleared before
4503 calling unshare_variable. Unshare set->vars if needed.
4504 Even ->refcount == 1 vars must be unshared if set->vars is shared
4505 and var needs to be modified.
4506 (variable_canonicalize): New function.
4507 (dataflow_set_union): If dst->vars is empty, just share src->vars
4508 with dst->vars and traverse with variable_canonicalize to canonicalize
4509 and unshare what is needed.
4510 (dataflow_set_different): If old_set and new_set use the same shared
4511 htab, they aren't different. If number of htab elements is different,
4512 htabs are different. Use shared_hash_*.
4513 (dataflow_set_destroy): Call shared_hash_destroy instead of
4515 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4516 second argument to dataflow_set_init.
4517 (vt_initialize): Likewise. Initialize shared_hash_pool and
4518 empty_shared_hash, move bb in/out initialization afterwards.
4519 Use variable_htab_free instead of NULL as changed_variables del hook.
4520 (variable_was_changed): Change type of second argument to pointer to
4521 dataflow_set. When inserting var into changed_variables, bump
4522 refcount. Unshare set->vars if set is shared htab and slot needs to
4524 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4525 lookup if set->vars is shared. Unshare set->vars if needed.
4526 Even ->refcount == 1 vars must be unshared if set->vars is shared
4527 and var needs to be modified. Adjust variable_was_changed caller.
4528 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4529 vars must be unshared if set->vars is shared and var needs to be
4530 modified. Adjust variable_was_changed caller.
4531 (emit_note_insn_var_location): Don't pool_free var.
4532 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4534 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4535 free_alloc_pool on shared_hash_pool.
4537 2009-06-20 Anthony Green <green@moxielogic.com>
4539 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4540 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4542 2009-06-20 Richard Guenther <rguenther@suse.de>
4544 * tree-ssa-structalias.c (find_func_aliases): For memset use
4545 a constraint from NULL if we memset to zero.
4546 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4547 we explicitly handle that do not read from memory.
4548 (call_may_clobber_ref_p_1): Properly handle builtins that may
4551 2009-06-20 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/40495
4554 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4555 (new_scalar_tmp_constraint_exp): New function.
4556 (process_constraint): Do not create temporary decls.
4557 (process_all_all_constraints): Likewise.
4558 (handle_const_call): Likewise.
4559 (create_function_info_for): Do not set decl.
4561 2009-06-19 Ian Lance Taylor <iant@google.com>
4563 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4564 (rs6000_attribute_table): Make static; move before use.
4566 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4568 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4569 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4570 Propagate the TREE_READONLY flag without overwriting it.
4571 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4572 Propagate the TREE_READONLY flag onto the result.
4573 (process_call_operands): Move around. Use correct constant value.
4575 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4578 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4579 * config/arm/arm.md: Likewise.
4581 2009-06-19 Ian Lance Taylor <iant@google.com>
4583 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4584 to GIMPLE_ERROR_MARK.
4586 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4587 op2_original_type parameters. Warn about using different enum types.
4588 * c-parser.c (c_parser_conditional_expression): Pass original
4589 types to build_conditional_expr.
4590 * c-tree.h (build_conditional_expr): Update declaration.
4592 2009-06-19 Ian Lance Taylor <iant@google.com>
4594 * config/i386/i386.c (ix86_function_specific_save): Test that
4595 fields match values, rather than testing the values are in a
4598 2009-06-19 Richard Guenther <rguenther@suse.de>
4600 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4602 (ptr_derefs_may_alias_p): Likewise.
4603 (ptr_deref_may_alias_ref_p_1): New function.
4604 (ptr_deref_may_alias_ref_p): Likewise.
4605 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4606 covered by looking at the ESCAPED solution.
4607 (call_may_clobber_ref_p_1): Likewise.
4608 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4609 Handle NULL_TREE offset. Do not produce redundant constraints.
4610 (process_all_all_constraints): New helper function.
4611 (do_structure_copy): Use it.
4612 (handle_lhs_call): Likewise.
4613 (find_func_aliases): Handle some builtins with pointer arguments
4614 and/or return values explicitly.
4616 2009-06-19 Ian Lance Taylor <iant@google.com>
4618 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4620 2009-06-19 Ian Lance Taylor <iant@google.com>
4622 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4624 2009-06-19 Ian Lance Taylor <iant@google.com>
4626 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4627 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4630 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4631 uninitialized const.
4633 2009-06-19 Ian Lance Taylor <iant@google.com>
4635 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4638 * c-decl.c (in_struct, struct_types): Remove.
4639 (struct c_binding): Add in_struct field.
4640 (c_binding_ptr): Define type, along with VEC.
4641 (struct c_struct_parse_info): Define.
4642 (struct_parse_info): New static variable.
4643 (bind): Initialize in_struct field.
4644 (start_struct): Remove enclosing_in_struct and
4645 enclosing_struct_types parameters. Add
4646 enclosing_struct_parse_info parameter. Change all callers. Set
4647 struct_parse_info rather than in_struct and struct_types.
4648 (grokfield): If -Wc++-compat and there is a symbol binding for the
4649 field name, set the in_struct flag and push it on the
4650 struct_parse_info->fields vector.
4651 (warn_cxx_compat_finish_struct): New static function.
4652 (finish_struct): Remove enclosing_in_struct and
4653 enclosing_struct_types parameters. Add
4654 enclosing_struct_parse_info parameter. Change all callers. Don't
4655 set C_TYPE_DEFINED_IN_STRUCT here. Call
4656 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4657 parameter. Only push on struct_types if warn_cxx_compat.
4658 (finish_enum): Only push on struct_types if warn_cxx_compat.
4659 (declspecs_add_type): Add loc parameter. Change all callers.
4660 Change all error calls to error_at. Pass loc, not input_location,
4661 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4662 defined in a struct. If -Wc++-compat and parsing a struct, record
4663 that a typedef name was used.
4664 * c-parser.c (c_parser_declspecs): Get location to pass to
4666 (c_parser_struct_or_union_specifier): Update calls to start_struct
4668 * c-tree.h (struct c_struct_parse_info): Declare.
4669 (finish_struct, start_struct): Update declarations.
4670 (declspecs_add_type): Update declaration.
4672 2009-06-19 Ian Lance Taylor <iant@google.com>
4674 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4675 variable with an anonymous type.
4677 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4679 * see.c: Remove for real.
4681 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4683 * optabs.h (enum optab_index): Add new OTI_significand.
4684 (significand_optab): Define corresponding macro.
4685 * optabs.c (init_optabs): Initialize significand_optab.
4686 * genopinit.c (optabs): Implement significand_optab using
4687 significand?f2 patterns.
4688 * builtins.c (expand_builtin_mathfn): Handle
4689 BUILT_IN_SIGNIFICAND{,F,L}.
4690 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4691 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4693 * config/i386/i386.md (significandxf2, significand<mode>2): New
4694 expanders to implement significandf, significand and significandl
4695 built-ins as inline x87 intrinsics.
4697 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4699 * config/avr/avr.c (avr_override_options): Remove setting value of
4700 PARAM_INLINE_CALL_COST.
4702 2009-06-18 Richard Henderson <rth@redhat.com>
4705 * tree-pass.h (TDF_ASMNAME): New.
4706 * tree-dump.c (dump_options): Add asmname.
4707 * doc/invoke.texi: Document it.
4709 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4710 (dump_decl_name): ...here.
4711 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4712 (dump_generic_node): Update dump_function_name calls.
4713 (print_call_name): New flags arg; update all dump calls.
4714 * diagnostic.h (print_call_name): Update.
4715 * gimple-pretty-print.c (dump_gimple_call): Update.
4717 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4720 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4722 2009-06-18 Diego Novillo <dnovillo@google.com>
4724 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4725 * plugin.c (str_license): Declare.
4726 (try_init_one_plugin): Assert that the symbol
4727 'plugin_is_GPL_compatible' exists.
4729 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4732 * Makefile.in (OBJS-common): Remove see.o.
4734 * common.opt (fsee): Mark as preserved for backward compatibility.
4735 * opts.c (common_handle_option): Add OPT_fsee to the backward
4736 compatibility section.
4737 * passes.c (init_optimization_passes, pass_see): Remove pass.
4738 * timevar.def (TV_SEE): Remove.
4739 * tree-pass.h (pass_see): Remove declaration.
4740 * doc/invoke.texi (-fsee): Remove documentation.
4742 2009-06-18 Martin Jambor <mjambor@suse.cz>
4744 * tree-sra.c: Include statistics.h
4745 (sra_stats): New variable.
4746 (sra_initialize): Clear sra_stats.
4747 (create_access_replacement): Increment sra_stats.replacements.
4748 (get_access_replacement): Do not return twice.
4749 (analyze_all_variable_accesses): Increment statistics counter by the
4750 number of scalarized aggregates.
4751 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4752 (sra_modify_expr): Increment sra_stats.exprs.
4753 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4754 (sra_modify_assign): Increment sra_stats.exprs,
4755 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4756 (perform_intra_sra): Update statistics counters.
4757 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4759 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4761 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4762 (arm_scalar_mode_supported_p): New function.
4764 2009-06-18 Paul Brook <paul@codesourcery.com>
4765 Sandra Loosemore <sandra@codesourcery.com>
4767 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4768 (__extendhfsf2, __truncsfhf2): Define.
4769 * config/arm/fp16.c: New file.
4770 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4771 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4773 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4775 * doc/extend.texi (Half-Precision): New section.
4776 * doc/invoke.texi (Option Summary): List -mfp16-format.
4777 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4778 * config/arm/arm.opt (mfp16-format=): New.
4779 * config/arm/arm.c: Include intl.h.
4780 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4781 (TARGET_INVALID_RETURN_TYPE): Redefine.
4782 (TARGET_PROMOTED_TYPE): Redefine.
4783 (TARGET_CONVERT_TO_TYPE): Redefine.
4784 (arm_fp16_format): Define.
4785 (all_fpus): Add entry for neon-fp16.
4786 (fp_model_for_fpu): Likewise.
4787 (struct fp16_format): Declare.
4788 (all_fp16_formats): Define.
4789 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4791 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4793 (arm_legitimate_index_p): Treat HFmode like HImode.
4794 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4795 (coproc_secondary_reload_class): Special-case HFmode.
4796 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4797 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4798 (arm_init_fp16_builtins): New.
4799 (arm_init_builtins): Call it.
4800 (arm_invalid_parameter_type): New.
4801 (arm_invalid_return_type): New.
4802 (arm_promoted_type): New.
4803 (arm_convert_to_type).
4804 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4806 (arm_emit_fp16_const): New function.
4807 (arm_mangle_type): Mangle __fp16 as "Dh".
4808 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4810 (TARGET_NEON_FP16): New.
4811 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4812 (enum fputype): Add FPUTYPE_NEON_FP16.
4813 (enum arm_fp16_format_type): Declare.
4814 (arm_fp16_format): Declare.
4815 (LARGEST_EXPONENT_IS_NORMAL): Define.
4816 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4817 * config/arm/arm-modes.def (HFmode): Define.
4818 * config/arm/vfp.md: (*movhf_vfp): New.
4821 * config/arm/arm.md: (fpu): Add neon_fp16.
4822 (floatsihf2, floatdihf2): New.
4823 (fix_trunchfsi2, fix_trunchfdi2): New.
4827 (*arm32_movhf): New.
4828 (*thumb1_movhf): New.
4829 (consttable_2): Add check for HFmode constants.
4830 (consttable_4): Handle HFmode constants.
4832 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4834 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4836 2009-06-17 Olivier Hainque <hainque@adacore.com>
4838 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4839 const char ** conversion in AIX specific section.
4841 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4843 * config/i386/i386.c (ix86_special_builtin_type): Remove
4844 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4845 (bdesc_special_args): Updated.
4846 (ix86_init_mmx_sse_builtins): Likewise.
4847 (ix86_expand_special_args_builtin): Likewise.
4849 2009-06-17 Richard Henderson <rth@redhat.com>
4851 * tree-pretty-print.c (maybe_dump_asm_name): New.
4852 (dump_decl_name): Use it.
4853 (PRINT_FUNCTION_NAME): Merge into...
4854 (dump_function_name): ... here. Use maybe_dump_asm_name.
4856 2009-06-17 Cary Coutant <ccoutant@google.com>
4858 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4860 * debug.c (struct gcc_debug_hooks): Change placeholder for
4862 (debug_nothing_int_charstar_int): Replaced by...
4863 (debug_nothing_int_charstar_int_bool): ...this.
4864 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4865 source_line prototype.
4866 (debug_nothing_int_charstar_int): Replaced by...
4867 (debug_nothing_int_charstar_int_bool): ...this.
4868 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4869 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4870 Output is_stmt operand when necessary.
4871 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4872 (notice_source_line): Add is_stmt parameter.
4873 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4874 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4876 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4877 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4879 2009-06-17 Ian Lance Taylor <iant@google.com>
4881 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4883 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4886 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4888 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4889 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4890 tree_strip_sign_nop_conversions and
4891 tree_ssa_strip_useless_type_conversions rather than stripping
4892 the operations here.
4893 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4895 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4896 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4897 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4898 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4901 2009-06-17 Michael Eager <eager@eagercon.com>
4903 * config/rs6000/constraints.md (register_constraint "d"): New.
4904 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4905 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4906 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4907 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4908 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4909 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4910 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4911 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4912 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4913 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4915 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4916 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4917 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4918 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4919 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4920 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4921 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4922 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4923 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4924 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4925 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4926 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4927 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4928 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4930 2009-06-16 Ian Lance Taylor <iant@google.com>
4932 * profile.c (total_num_never_executed): Don't define.
4933 (compute_branch_probabilities): Don't count or print
4935 (init_branch_prob): Don't set total_num_never_executed.
4936 (end_branch_prob): Don't print total_num_never_executed.
4938 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4940 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4942 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4944 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4945 (nabstd2_fpr): Same.
4947 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4949 * expr.c (expand_assignment): Change complex type check.
4951 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4953 * doc/plugins.texi (Building GCC plugins): Added new section.
4955 2009-06-17 Ian Lance Taylor <iant@google.com>
4957 * c-pch.c (get_ident): Don't set size of templ array.
4958 (pch_init): Don't set size of partial_pch array.
4960 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4961 string constant to intialize an array whose size is the length of
4964 2009-06-17 Richard Guenther <rguenther@suse.de>
4966 PR tree-optimization/40389
4967 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4968 to addressable types.
4969 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4971 2009-06-17 Richard Guenther <rguenther@suse.de>
4974 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4975 if there is no evolution of left in the loop bail out.
4976 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4977 chrec_fold_multiply.
4979 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4980 Janis Johnson <janis187@us.ibm.com>
4983 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4984 for the symbol ref of a constant that is the source of a move
4985 - nor for any other not-obvious-label-ref constants.
4987 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4989 * plugin.c (position_pass): Skip newly inserted pass during list
4990 traversal to avoid repeated insertion.
4992 2009-06-16 Ian Lance Taylor <iant@google.com>
4994 * vec.h (VEC_stack_alloc): Define different version if
4995 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4996 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4997 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4998 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5000 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5002 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5004 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5005 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5006 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5007 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5008 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5009 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5010 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5011 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5012 __builtin_ia32_rdtscp.
5013 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5014 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5015 and __builtin_ia32_rorhi.
5016 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5017 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5018 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5019 (ix86_expand_args_builtin): Likewise.
5020 (ix86_expand_special_args_builtin): Likewise.
5022 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5023 (UNSPECV_RDTSC): Likewise.
5024 (UNSPECV_RDPMC): Likewise.
5025 (*bsr): Renamed to ...
5027 (*bsr_rex64): Renamed to ...
5031 (*rdpmc_rex64): Likewise.
5034 (*rdtsc_rex64): Likewise.
5036 (*rdtscp): Likewise.
5037 (*rdtscp_rex64): Likewise.
5039 * config/i386/ia32intrin.h: New.
5041 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5043 2009-06-16 Ian Lance Taylor <iant@google.com>
5045 * ira-build.c (copy_info_to_removed_store_destinations):
5046 Initialize parent_a.
5048 2009-06-16 Ian Lance Taylor <iant@google.com>
5050 * c-decl.c (grokdeclarator): Change size_varies to bool.
5052 2009-06-16 Ian Lance Taylor <iant@google.com>
5054 * sel-sched.c: Make forward declarations of move_op_hooks and
5055 fur_hooks explicitly extern.
5057 2009-06-16 Ian Lance Taylor <iant@google.com>
5059 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5060 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5062 2009-06-16 Ian Lance Taylor <iant@google.com>
5064 * resource.c (mark_referenced_resources): Change
5065 include_delayed_effects parameter to bool. Change all callers.
5066 (mark_end_of_function_resources): Likewise.
5067 * reorg.c (insn_references_resource_p): Likewise.
5068 (insn_sets_resource_p): Likewise.
5069 * resource.h (mark_referenced_resources): Update declaration.
5070 (mark_end_of_function_resources): Update declaration.
5072 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5074 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5076 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5078 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5079 GCC can bootstrap on AIX with GNU Binutils 2.20.
5081 2009-06-16 Ian Lance Taylor <iant@google.com>
5083 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5085 2009-06-16 Ian Lance Taylor <iant@google.com>
5087 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5088 inline, not extern inline.
5089 (exact_log2): Likewise.
5090 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5092 (exact_log2): Likewise, but don't test CTZ_HWI.
5094 2009-06-16 Ian Lance Taylor <iant@google.com>
5096 * bitmap.c (bitmap_clear): Don't declare as inline.
5097 * gimple.c (gimplify_assign): Likewise.
5098 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5099 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5100 (sched_scan_info): Remove duplicate definition.
5102 2009-06-16 Ian Lance Taylor <iant@google.com>
5104 * c-common.c (skip_evaluation): Don't define.
5105 (c_inhibit_evaluation_warnings): Define global variable.
5106 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5107 than skip_evaluation.
5108 (convert_and_check, warn_for_div_by_zero): Likewise.
5109 * c-common.h (skip_evaluation): Don't declare.
5110 (c_inhibit_evaluation_warnings): Declare.
5111 * c-parser.c (c_parser_typeof_specifier): Set
5112 c_inhibit_evaluation_warnings rather than skip_evaluation.
5113 (c_parser_conditional_expression): Likewise.
5114 (c_parser_binary_expression): Likewise.
5115 (c_parser_sizeof_expression): Likewise.
5116 (c_parser_alignof_expression): Likewise.
5117 * c-typeck.c (build_indirect_ref): Check
5118 c_inhibit_evaluation_warnings rather than skip_evaluation.
5119 (build_conditional_expr, build_binary_op): Likewise.
5121 2009-06-16 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-alias.c (is_escape_site): Remove.
5124 * tree-ssa-alias.h (enum escape_type): Remove.
5125 (is_escape_site): Likewise.
5126 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5127 via casts and asms without deferring to is_escape_site.
5129 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5132 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5133 use gen_lowpart if op0 has complex mode.
5135 2009-06-16 Richard Guenther <rguenther@suse.de>
5137 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5138 variables add them to ESCAPED.
5139 (find_func_aliases): Do not make all indirectly stored values escaped.
5141 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5143 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5146 2009-06-16 Martin Jambor <mjambor@suse.cz>
5148 PR tree-optimization/40432
5149 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5150 check whether we need to force gimple register operand.
5152 2009-06-16 Martin Jambor <mjambor@suse.cz>
5154 PR tree-optimization/40413
5155 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5156 build_ref_for_offset.
5157 (propagate_subacesses_accross_link): Fix a typo in a comment.
5159 2009-06-16 Ira Rosen <irar@il.ibm.com>
5161 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5162 with additional parameter.
5163 * tree-vectorizer.h (enum vect_def_type): Add new value
5165 (enum vect_relevant): Add comments.
5166 (vect_is_simple_reduction): Add new argument.
5167 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5168 Detect nested cycles.
5169 (vect_is_simple_reduction): Update documentation, add an argument to
5170 distinguish inner-loop reduction from nested cycle, detect nested
5171 cycles, fix printings and indentation, don't swap operands in case
5173 (get_initial_def_for_reduction): Handle subtraction.
5174 (vect_create_epilog_for_reduction): Add new argument to specify
5176 (vect_finalize_reduction): Handle subtraction, fix comments.
5177 (vectorizable_reduction): Handle nested cycles. In case of nested
5178 cycle keep track of the reduction variable position. Call
5179 vect_is_simple_reduction with additional parameter. Use original
5180 statement code in reduction epilogue for nested cycle. Call
5181 vect_create_epilog_for_reduction with additional parameter.
5182 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5183 inner-loop vectorization.
5184 (vect_recog_widen_sum_pattern): Likewise.
5185 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5187 (vect_mark_stmts_to_be_vectorized): Likewise.
5188 (vect_get_vec_def_for_operand): Handle nested cycles.
5190 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5192 * doc/invoke.texi (Debugging Options): Fix option index entries
5193 for -fdump-statistics, -frandom-seed add entries for
5194 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5195 (FRV Options): Fix entries for -mTLS, -mtls.
5196 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5197 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5198 (M68hc1x Options): Fix @itemx for -mnominmax.
5199 (MCore Options): Fix entry for -mno-lsim.
5200 (MMIX Options): Fix entry for -mabi=mmixware.
5201 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5203 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5205 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5206 Mention the plugin mode of gengtype.
5207 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5208 * gengtype.c: Updated copyright.
5209 (plugin_files, nb_plugin_files) Added new static variables.
5210 (measure_input_list) Care about plugin_files.
5211 (write_rtx_next): Added early return in plugin mode.
5212 (create_file): Updated copyright year in generated file. Added
5214 (oprintf): Added early return if NULL outf.
5215 (get_output_file_with_visibility): Care of plugin_files.
5216 (get_output_file_name): May return null.
5217 (write_local): Added early return.
5218 (put_mangled_filename): Ditto.
5219 (finish_root_table): Added check for base_files.
5220 (write_roots): Care about null when plugins.
5221 (main): Added plugin mode.
5223 2009-06-15 Ian Lance Taylor <iant@google.com>
5225 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5226 * gcov.c (read_count_file): Add braces around variables declared
5229 * c.opt (Wjump-misses-init): New warning.
5230 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5231 -Wall and -Wc++-compat if not already set.
5232 (c_common_post_options): Clear warn_jump_misses_init if it was not
5234 * c-decl.c (struct c_binding): Change type field to a union with
5235 new label field. Make it the first field in the struct. Update
5236 references to type to use u.type instead.
5237 (struct c_spot_bindings): Define.
5238 (struct c_goto_bindings): Define.
5239 (c_goto_bindings_p): Define, along with VECs.
5240 (struct c_label_vars): Define.
5241 (struct c_scope): Add has_label_bindings field.
5242 (bind_label, set_spot_bindings): New static functions.
5243 (decl_jump_unsafe, update_spot_bindings): New static functions.
5244 (update_label_decls): New static function.
5245 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5246 Update binding u.label field to shadowed field.
5247 (c_binding_start_stmt_expr): New function.
5248 (c_binding_end_stmt_expr): New function.
5249 (pushdecl): Don't call c_begin_vm_scope.
5250 (make_label): Add defining and p_label_vars parameters. Change
5252 (lookup_label): Correct test for whether a label has not yet been
5253 defined. Call bind_label rather than bind.
5254 (warn_about_goto): New static function.
5255 (lookup_label_for_goto): New function.
5256 (declare_label): Call bind_label rather than bind.
5257 (check_earlier_gotos): New static function.
5258 (define_label): Don't give errors about jumping into statement
5259 expressions or scopes of variably modified types. Call
5260 set_spot_bindings and check_earlier_gotos. Call bind_label
5261 instead of bind. Don't set label_context_stack_se or
5262 label_context_stack_vm.
5263 (c_get_switch_bindings): New function.
5264 (c_release_switch_bindings): New function.
5265 (c_check_switch_jump_warnings): New function.
5266 (start_function): Don't set label_context_stack_se or
5267 label_context_stack_vm.
5268 (finish_function): Likewise.
5269 * c-typeck.c (label_context_stack_se): Don't define.
5270 (label_context_stack_vm): Don't define.
5271 (c_finish_goto_label): Call lookup_label_for_goto rather than
5272 lookup_label. Don't give errors about jumping into a statement
5273 expression or the scope of a variably modified type. Don't set
5274 label_context_stack_se or label_context_stack_vm.
5275 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5276 fields. Add bindings field.
5277 (c_start_case): Don't set deleted fields. Set bindings field.
5278 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5279 or blocked_vm. Call c_check_switch_jump_warnings.
5280 (c_finish_case): Don't test blocked_stmt_expr field. Call
5281 c_release_switch_bindings.
5282 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5283 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5284 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5285 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5286 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5287 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5288 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5289 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5290 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5291 (C_DECL_UNJUMPABLE_VM): Don't define.
5292 (C_DECL_UNDEFINABLE_VM): Don't define.
5293 (struct c_label_list): Don't define.
5294 (struct c_label_context_se): Don't define.
5295 (struct c_label_context_vm): Don't define.
5296 (struct c_spot_bindings): Declare.
5297 (c_bindings_start_stmt_expr): Declare.
5298 (c_bindings_end_stmt_expr): Declare.
5299 (lookup_label_for_goto): Declare.
5300 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5301 (c_check_switch_jump_warnings): Declare.
5302 (label_context_stack_se, label_context_stack_vm): Don't declare.
5303 (c_finish_goto_label): Update declaration.
5304 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5305 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5306 (Warning Options): Document -Wjump-misses-init.
5308 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5310 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5313 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5315 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5317 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5319 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5321 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5323 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5325 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5327 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5328 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5329 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5330 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5331 * dwarf2asm.c (dw2_force_const_mem): Update call to
5333 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5334 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5335 * langhooks.c (lhd_comdat_group): Remove.
5336 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5337 * tree.h (DECL_COMDAT_GROUP): New.
5338 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5339 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5340 (make_decl_one_only): Change signature.
5341 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5343 (make_decl_one_only): Change signature.
5344 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5346 2009-06-15 Richard Guenther <rguenther@suse.de>
5349 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5351 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5353 * tree-ssa-math-opts.c: Remove extra divide.
5355 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5357 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5359 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5361 * passes.c: Add bswap pass.
5362 * tree-pass.h: Add pass_optimize_bswap declaration.
5363 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5364 Include rtl.h, expr.h and optabs.h for optab_handler check.
5365 (struct symbolic_number, pass_optimize_bswap): New definition.
5366 (do_shift_rotate, verify_symbolic_number_p): New functions.
5367 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5368 (gate_optimize_bswap): New function.
5369 * tree.c (widest_int_cst_value): New function.
5370 * tree.h (widest_int_cst_value): Prototype added.
5372 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5374 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5375 REG_EQUAL/REG_EQUIV notes.
5377 2009-06-14 Richard Guenther <rguenther@suse.de>
5380 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5381 has its address taken if NRV was applied and it is addressable.
5382 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5383 function split out from ...
5384 (get_constraint_for_1): ... here.
5385 (handle_rhs_call): Use it to mark the return slot escaped if
5386 it is addressable and NRV was applied.
5388 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5390 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5391 Change first argument type to location_t.
5392 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5393 Do not set input_location.
5394 Use loc instead of input_location throughout.
5396 2009-06-13 Richard Guenther <rguenther@suse.de>
5398 PR tree-optimization/40421
5399 * tree-predcom.c (should_unroll_loop_p): Remove.
5400 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5402 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5404 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5405 Add location argument.
5407 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5409 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5411 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5412 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5413 * config/spu/spu-protos.h: Add location to
5414 spu_resolve_overloaded_builtin.
5415 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5416 spu_build_builtin_va_list.
5417 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5418 argument. Pass location to build_function_call_vec.
5419 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5421 (emit_fpu_switch): Same.
5422 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5423 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5424 to build_decl and create_artificial_label.
5425 (xtensa_gimplify_va_arg_expr): Same.
5426 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5427 (xstormy16_gimplify_va_arg_expr): Same.
5428 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5429 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5430 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5431 (mips16_build_function_stub): Same.
5432 (mips16_build_call_stub): Same.
5434 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5437 * arm/constraints.md (Pa, Pb): New constraints.
5438 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5439 split pattern to deal with them.
5441 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5443 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5444 fix index entry for -Xpreprocessor.
5446 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5448 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5449 Add location argument to build_decl call.
5450 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5451 (rs6000_init_builtins): Same.
5452 (spe_init_builtins): Same.
5453 (rs6000_gimplify_va_arg): Add location argument to
5454 create_artificial_label call.
5456 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5458 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5459 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5460 * Makefile.in: Fix GGC dependency for gcse.o.
5462 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5464 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5465 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5466 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5468 * c-parser.c (c_parser_binary_expression): Use current column while
5469 building binary operations.
5470 * common.opt (fshow-column): Enable by default.
5471 * tree-vrp.c (check_array_ref): Use warning_at.
5472 (check_array_bounds): Use location from call back if expr has no
5474 * tree.h: Add location argument to maybe_fold_*.
5475 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5476 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5477 (maybe_fold_offset_to_component_ref): Same.
5478 (maybe_fold_offset_to_reference): Same.
5479 (maybe_fold_offset_to_address): Same.
5480 (maybe_fold_stmt_indirect): Same.
5481 (maybe_fold_stmt_addition): Same.
5482 (fold_stmt_r): Pass location to maybe_fold_*.
5483 (fold_gimple_assign): Same.
5484 * c-tree.h: Add location argument to finish_decl,
5485 default_function_array_conversion, store_init_value.
5486 * c-decl.c (define_label): Use error_at.
5487 (c_make_fname_decl): Pass location to finish_decl.
5488 (finish_decl): New location argument.
5489 (build_compound_literal): Pass location to store_init_value.
5490 (grokdeclarator): Pass location to finish_decl.
5492 * c-typeck.c (array_to_pointer_conversion): New location argument.
5493 (function_to_pointer_conversion): Same.
5494 (default_function_array_conversion): Same.
5495 (parser_build_unary_op): Pass location to overflow_warning.
5496 (parser_build_binary_op): Same. Use warning_at.
5497 (build_unary_op): Pass location to array_to_pointer_conversion.
5498 (build_c_cast): Pass location to digest_init.
5499 (build_modify_expr): New location argument.
5500 (convert_for_assignment): Same.
5501 (store_init_value): Same.
5502 (digest_init): Same.
5503 (output_init_element): Pass location to digest_init and
5504 array_to_pointer_conversion.
5505 (c_finish_return): Pass location to convert_for_assignment.
5506 * gimplify.c (gimplify_conversion): Pass location to
5507 maybe_fold_offset_to_address.
5508 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5509 to maybe_fold_stmt_addition.
5510 * c-omp.c (c_finish_omp_atomic): Pass new location to
5512 (c_finish_omp_for): Same.
5513 * c-common.c (overflow_warning): New argument.
5514 * c-common.h: New argument to build_modify_expr, overflow_warning.
5515 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5517 (c_parser_initializer): Pass location to
5518 default_function_array_conversion.
5519 (c_parser_initelt): Same.
5520 (c_parser_initval): Same.
5521 (c_parser_asm_operands): Same.
5522 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5523 (c_parser_conditional_expression): Same.
5524 (c_parser_binary_expression): Add location info to stack. Use it.
5525 (c_parser_unary_expression): Pass location to
5526 default_function_array_conversion, parser_build_unary_op,
5527 build_indirect_ref, c_parser_postfix_expression_after_primary.
5528 (c_parser_postfix_expression_after_primary): New location argument.
5530 (c_parser_expression_conv): Pass location to
5531 default_function_array_conversion.
5532 (c_parser_expr_list): Same.
5533 (c_parser_omp_atomic): Same.
5534 (c_parser_omp_for_loop): Same.
5535 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5536 (build_array_declarator): New argument.
5537 * c-decl.c (build_array_declarator): Add location argument.
5538 (grokdeclarator): Set id_loc for cdk_array.
5539 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5540 build_array_declarator.
5541 * tree.c (build_omp_clause): Add location argument.
5542 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5543 (OMP_CLAUSE_LOCATION): New macro.
5544 (struct tree_omp_clause): Add location field.
5545 (build_omp_clause): Add argument.
5546 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5547 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5549 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5550 (cp_parser_omp_clause_collapse): Same.
5551 (cp_parser_omp_clause_default): Same.
5552 (cp_parser_omp_clause_if): Same.
5553 (cp_parser_omp_clause_nowait): Same.
5554 (cp_parser_omp_clause_num_threads): Same.
5555 (cp_parser_omp_clause_ordered): Same.
5556 (cp_parser_omp_clause_schedule): Same.
5557 (cp_parser_omp_clause_untied): Same.
5558 (cp_parser_omp_for_loop): Same.
5559 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5560 * c-tree.h (c_start_case): Add location argument.
5561 (c_process_expr_stmt): Same.
5562 (c_finish_goto_*): Same.
5563 * tree-parloops.c (initialize_reductions): Pass location to
5565 (create_parallel_loop): Same.
5566 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5567 (gfc_trans_omp_reduction_list): Same.
5568 (gfc_trans_omp_clauses): Same.
5569 (gfc_trans_omp_do): Same.
5570 * c-typeck.c (c_finish_goto_label): Same.
5571 (c_finish_goto_ptr): New location argument.
5572 (c_start_case): Same.
5573 (emit_side_effect_warnings): Same.
5574 (c_process_expr_stmt): Same.
5575 (c_finish_stmt_expr): Same.
5576 (c_finish_omp_clauses): Use error_at instead of error.
5577 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5579 * c-omp.c (c_split_parallel_clauses): New location argument.
5580 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5581 to build_omp_clause.
5582 (convert_local_reference_stmt): Same.
5583 (convert_gimple_call): Same.
5584 * c-common.h (c_split_parallel_clauses): New argument.
5585 * c-parser.c (c_parser_statement_after_labels): Pass location to
5586 c_finish_goto_label.
5587 (c_parser_switch_statement): Pass location to c_start_case.
5588 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5589 and c_process_expr_stmt.
5590 (c_parser_omp_variable_list): Add location argument.
5591 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5592 (c_parser_omp_clause_default): Same.
5593 (c_parser_omp_clause_if): Same.
5594 (c_parser_omp_clause_num_threads): Same.
5595 (-c_parser_omp_clause_ordered): Same.
5596 (c_parser_omp_clause_reduction): Pass location to
5597 c_parser_omp_variable_list.
5598 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5599 (c_parser_omp_clause_untied): Same.
5600 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5601 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5603 * c-tree.h (check_for_loop_decls, undeclared_variable,
5604 build_component_ref, build_array_ref, build_external_ref,
5605 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5606 build_conditional_expr, build_compound_expr, c_cast_expr,
5607 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5608 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5610 * c-semantics.c (build_stmt): Same.
5611 (build_case_label): Same.
5612 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5613 (undeclared_variable): New argument.
5615 (lookup_label): Pass location on down.
5616 (define_label): Same.
5617 (finish_decl): Same.
5618 (build_compound_literal): Same.
5619 (finish_struct): Same.
5620 (finish_function): Do not set location here.
5621 (check_for_loop_decls): New argument.
5622 * tree.c (save_expr): Set location.
5623 (build_empty_stmt): New argument.
5624 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5625 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5626 * builtins.c (gimplify_va_arg_expr): Use locations.
5627 (expand_builtin_sync_operation): Same.
5628 * c-typeck.c (build_component_ref): New argument.
5629 (build_array_ref): Same.
5630 (build_external_ref): Same.
5631 (c_expr_sizeof_expr): Same.
5632 (c_expr_sizeof_type): Same.
5633 (parser_build_unary_op): Same.
5634 (build_conditional_expr): Same.
5635 (build_compound_expr): Pass location on down.
5636 (build_compound_expr): New argument.
5637 (build_c_cast): Same.
5638 (c_cast_expr): Same.
5639 (build_asm_expr): Same.
5640 (c_finish_return): Same.
5641 (c_process_expr_stmt): Pass location on down.
5642 (c_finish_stmt_expr): New argument.
5643 (push_clenaup): Same.
5644 (c_finish_omp_parallel): Same.
5645 (c_finish_omp_task): Same.
5646 * gimplify.c (gimplify_call_expr): Pass location on down.
5647 * c-omp.c (c_finish_omp_master): New argument.
5648 (c_finish_omp_critical): Same.
5649 (c_finish_omp_ordered): Same.
5650 (c_finish_omp_barrier): Same.
5651 (-c_finish_omp_taskwait): Same.
5652 (c_finish_omp_atomic): Same.
5653 (c_finish_omp_flush): Same.
5654 * tree-inline.c (copy_tree_body_r): Pass location on down.
5655 (inline_forbidden_p): Remove use of input_location.
5656 * c-gimplify.c (c_build_bind_expr): New argument.
5657 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5658 (c_sizeof_or_alignof_type): New argument.
5659 (c_alignof_expr): Same.
5660 (build_va_arg): Same.
5661 (c_add_case_label): Same.
5662 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5663 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5664 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5665 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5666 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5667 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5669 * stub-objc.c (objc_build_selector_expr): Same.
5670 (objc_build_throw_stmt): Same.
5671 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5672 (c_parser_initelt): Same.
5673 (c_parser_compound_statement): Same.
5674 (c_parser_compound_statement_nostart): Same.
5675 (c_parser_label): Same.
5676 (c_parser_statement_after_labels): Same.
5677 (c_parser_if_body): Same.
5678 (c_parser_else_body): Same.
5679 (c_parser_if_statement): Same.
5680 (c_parser_switch_statement): Same.
5681 (c_parser_while_statement): Same.
5682 (c_parser_do_statement): Same.
5683 (c_parser_for_statement): Same.
5684 (c_parser_asm_statement): Same.
5685 (c_parser_conditional_expression): Same.
5686 (c_parser_binary_expression): Same.
5687 (c_parser_cast_expression): Same.
5688 (c_parser_unary_expression): Same.
5689 (c_parser_sizeof_expression): Same.
5690 (c_parser_alignof_expression): Same.
5691 (c_parser_postfix_expression): Same.
5692 (c_parser_expression): Same.
5693 (c_parser_objc_receiver): Same.
5694 (c_parser_omp_variable_list): Same.
5695 (c_parser_omp_structured_block): Same.
5696 (c_parser_omp_atomic): New argument.
5697 (c_parser_omp_barrier): Same.
5698 (c_parser_omp_critical): Same.
5699 (c_parser_omp_flush): Pass location on down.
5700 (c_parser_omp_for_loop): New argument.
5701 (c_parser_omp_for): Same.
5702 (c_parser_omp_master): Same.
5703 (c_parser_omp_ordered): Same.
5704 (c_parser_omp_sections_scope): Same.
5705 (c_parser_omp_sections): Same.
5706 (c_parser_omp_parallel): Same.
5707 (c_parser_omp_single): Same.
5708 (c_parser_omp_task): Same.
5709 (c_parser_omp_taskwait): Pass location on down.
5710 (c_parser_omp_construct): Same.
5711 (c_parser_omp_threadprivate): Same.
5712 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5713 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5714 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5715 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5716 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5717 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5718 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5719 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5720 config/i386/i386.c, stmt.c:
5721 Add location argument to the following function definitions and/or
5722 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5723 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5724 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5725 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5726 do_case, c_finish_bc_stmt, build_compound_literal,
5727 build_function_call.
5728 * c-decl.c (build_compound_literal): Add location argument.
5729 Make all diagnostic calls use location.
5730 (start_struct): Same.
5731 (finish_struct): Same.
5733 (build_enumerator): Same.
5734 (start_function): Same.
5735 (grokdeclarator): Make all diagnostic calls use location.
5736 (store_parm_decls_oldstyle): Same.
5737 * c-typeck.c (build_function_call): Add location argument.
5738 Make all diagnostic calls use location.
5740 (c_finish_bc_stmt): Same.
5741 * tree-nested.c (get_trampoline_type): Add argument.
5742 Pass location to build_decl.
5743 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5744 * rtl.h (RTL_LOCATION): New.
5745 * c-common.c (c_add_case_label): Add location argument.
5746 Make all diagnostic calls use location.
5747 * c-common.h: Add location argument to make_fname_decl, do_case,
5748 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5749 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5750 Set it appropriately for every case. Pass enum_loc to start_enum
5751 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5753 (c_parser_struct_or_union_specifier): Save location. Use it for
5754 start_struct, finish_struct, and parser_xref_tag.
5756 2009-06-12 Ian Lance Taylor <iant@google.com>
5758 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5760 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5761 cpp_opts->warn_cxx_operator_names.
5763 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5766 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5767 is returns NULL and OP is a VCE, look through the VCE.
5769 2009-06-12 Ian Lance Taylor <iant@google.com>
5772 * collect2.c (main): Use CONST_CAST2 in code inside #if
5773 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5775 2009-06-12 Joey Ye <joey.ye@intel.com>
5778 * cfgexpand.c (get_decl_align_unit): Update
5779 max_used_stack_slot_alignment with align instead of
5780 stack_alignment_needed.
5782 * function.c (assign_stack_local_1): Update
5783 max_used_stack_slot_alignment with alignment_in_bits instead
5784 of stack_alignment_needed.
5785 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5788 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5790 * dwarf2out.c (last_var_location_insn): New variable.
5791 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5792 (dwarf2out_var_location): Don't record anything after last real
5793 insn. Only change labels if there were any real instructions
5794 in between last note and this one, or if changed sections.
5796 2009-06-11 Richard Henderson <rth@redhat.com>
5798 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5799 note when storing the frame pointer in a register.
5800 (FRP): Don't redefine to nothing for epilogue.
5801 (alpha_expand_epilogue): Mark register and sp restores.
5802 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5804 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5805 when gen_lowpart is needed.
5807 2009-06-11 Richard Henderson <rth@redhat.com>
5809 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5811 * dwarf2out.c (need_data_align_sf_opcode): New.
5812 (div_data_align): Move earlier.
5813 (def_cfa_1, reg_save): Use it.
5815 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5817 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5818 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5819 (ix86_handle_option): Handle OPT_mcrc32.
5820 (ix86_target_string): Add -mcrc32.
5821 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5823 * config/i386/i386.h (TARGET_CRC32): New.
5825 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5826 (sse4_2_crc32di): Likewise.
5828 * config/i386/i386.opt (mcrc32): New.
5830 * doc/invoke.texi: Document -mcrc32.
5832 2009-06-11 Richard Henderson <rth@redhat.com>
5834 * common.opt (gdwarf-): Accept a version number.
5835 * doc/invoke.texi (gdwarf-): Update docs.
5836 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5837 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5838 version level, and record it.
5840 * dwarf2.h (DW_CIE_VERSION): Remove.
5841 * dwarf2out.c (DWARF_VERSION): Remove.
5842 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5843 (output_call_frame_info): Use CIE version 3 for dwarf3,
5844 or if the return register column is out of range for version 1.
5845 (dwarf_stack_op_name): Add all dwarf3 values.
5846 (DEBUG_PUBTYPES_SECTION): New.
5847 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5848 encoding change for dwarf3.
5849 (output_die) [dw_val_class_die_ref]: Likewise.
5850 (output_compilation_unit_header): Emit correct version for dwarf3.
5851 (output_line_info): Likewise.
5852 (output_pubnames): Update for DWARF_VERSION removal.
5853 (output_aranges): Likewise.
5854 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5855 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5856 (dwarf2out_finish): Likewise.
5858 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5860 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5863 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5866 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5867 * builtins.c (expand_builtin_unreachable): New function.
5868 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5869 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5870 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5872 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5873 searching for missing barriers.
5875 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5877 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5878 when -fprofile-generate* was passed.
5879 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5881 2009-06-11 Anthony Green <green@moxielogic.com>
5883 * config/moxie/moxie.md: Define length attribute for all instructions.
5885 (*b<cond:code>): Support limited branch ranges for new PC-relative
5886 branch instructions.
5887 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5889 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5891 * config/i386/i386.c (min_insn_size): Use get_attr_length
5892 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5895 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5896 instead of emit_insn_before.
5898 2009-06-10 Ian Lance Taylor <iant@google.com>
5901 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5904 2009-06-10 Revital Eres <eres@il.ibm.com>
5906 * passes.c (init_optimization_passes): Reschedule
5907 predictive-commoning pass before complete unroll pass.
5909 2009-06-10 Martin Jambor <mjambor@suse.cz>
5911 * cgraph.c (cgraph_node_can_be_local_p): New function.
5912 (cgraph_make_node_local): New function.
5913 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5914 (cgraph_make_node_local): Declare.
5916 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5918 * tree.h (tree_base): Add packed_flag and user_align fields.
5919 Decrease size of spare field.
5920 (TYPE_USER_ALIGN): Use user_align from tree_base.
5921 (DECL_USER_ALIGN): Likewise.
5922 (TYPE_PACKED): Use packed_flag from tree_base.
5923 (DECL_PACKED): Likewise.
5924 (tree_type): Delete packed_flag and user_align fields. Widen
5925 precision field. Widen mode field and shuffle fields to align
5926 mode on an 8-bit boundary.
5927 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5928 Renumber decl_flag_* fields. Fix comments. Widen
5929 decl_common_unused field.
5930 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5931 (DECL_EXTERNAL): Likewise.
5932 (DECL_BIT_FIELD): Likewise.
5933 (DECL_NONADDRESSABLE_P): Likewise.
5934 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5935 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5937 2009-06-10 Ian Lance Taylor <iant@google.com>
5939 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5940 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5941 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5942 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5943 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5944 DEF_VEC_ALLOC_FUNC_P.
5945 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5946 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5947 DEF_VEC_ALLOC_FUNC_O.
5948 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5949 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5950 DEF_VEC_ALLOC_FUNC_I.
5951 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5952 (vec_stack_p_reserve_exact_1): Declare.
5953 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5954 (vec_stack_free): Declare.
5955 (VEC_stack_alloc): Define.
5956 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5957 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5958 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5959 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5961 (stack_vecs): New static variable.
5962 (vec_stack_p_reserve_exact_1): New function.
5963 (vec_stack_o_reserve_1): New static function.
5964 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5965 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5966 (vec_stack_free): New function.
5967 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5968 (VEC_df_ref_stack_alloc): Define.
5969 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5970 DEF_VEC_ALLOC_P_STACK.
5971 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5972 (struct df_collection_rec): Change _vec fields to VEC. Remove
5974 (df_free_collection_rec): Adjust for new fields.
5975 (df_insn_rescan): Use new df_collection_rec fields.
5976 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5977 (df_ref_create_structure, df_ref_record): Likewise.
5978 (df_get_conditional_uses, df_get_call_refs): Likewise.
5979 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5980 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5981 (df_record_exit_block_uses, df_bb_verify): Likewise.
5982 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5983 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5984 Remove count parameter. Change return type to void. Change all
5986 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5987 Remove count parameter. Change return type to void. Change all
5989 (df_install_refs): Change old_vec parameter to VEC. Remove count
5990 parameter. Change all callers.
5991 (df_install_mws): Change old_vec parameter to VEC. Remove count
5992 parameter. Change all callers.
5993 (df_refs_verify): Change new_rec parameter to VEC. Change call
5995 (df_mws_verify): Likewise.
5997 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5999 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6001 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6003 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6005 2009-06-10 Anthony Green <green@moxielogic.com>
6007 * config/moxie/crti.asm: New file.
6008 * config/moxie/crtn.asm: New file.
6009 * config/moxie/moxie.c: New file.
6010 * config/moxie/moxie.h: New file.
6011 * config/moxie/sfp-machine.h: New file.
6012 * config/moxie/moxie-protos.h: New file.
6013 * config/moxie/t-moxie: Created.
6014 * config/moxie/t-moxie-softfp: Created.
6015 * config/moxie/moxie.md: Created.
6016 * config/moxie/constraints.md: Created.
6017 * config.gcc: Add moxie support.
6018 * doc/md.texi (Machine Constraints): Add moxie constraints.
6019 * doc/contrib.texi (Contributors): Mention moxie port.
6020 * doc/install.texi (Specific): Mention the moxie port.
6022 2009-06-09 Ian Lance Taylor <iant@google.com>
6024 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6026 * optabs.c (optab_table): Only use designated initializers if
6027 HAVE_DESIGNATED_INITIALIZERS is defined.
6028 (convert_optab_table): Likewise.
6029 (init_optabs): Always call init_insn_codes if
6030 HAVE_DESIGNATED_INITIALIZERS is not defined.
6032 2009-06-09 Ian Lance Taylor <iant@google.com>
6034 * targhooks.c (default_builtin_vectorized_function): Change fn
6035 parameter to unsigned int.
6036 (default_builtin_vectorized_conversion): Change code parameter to
6038 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6039 * targhooks.h: Update declarations.
6040 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6041 parameter to unsigned int.
6043 * c-typeck.c (comptypes_check_enum_int): New static function.
6044 (comptypes_internal): Add enum_and_int_p parameter. Change all
6046 (comp_target_types): Add location parameter. Change all callers.
6047 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6049 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6050 (build_conditional_expr): Add colon_loc parameter. Change all
6052 (convert_for_assignment): Add location parameter. Change all callers.
6053 * c-parser.c (c_parser_conditional_expression): Pass location of
6054 colon to build_conditional_expr.
6055 * c-tree.h (build_conditional_expr): Update declaration.
6057 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6059 * graphite.c: Revert previous patch.
6061 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6064 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6066 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6068 * tree-ssa-loop-prefetch.c
6069 (loop_prefetch_arrays): Fixed a portability problem in printf format
6072 2009-06-09 Martin Jambor <mjambor@suse.cz>
6074 PR tree-optimization/40351
6075 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6076 refrence to a potential artifical subaccess can be constructed.
6078 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6080 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6081 (sh_override_options): Likewise.
6082 * config/sh/sh.c: Include params.h.
6083 (sh_optimization_options): New.
6084 (sh_override_options): Likewise.
6085 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6086 (OVERRIDE_OPTIONS): Use sh_override_options.
6088 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6090 * dwarf2out.c (emit_cfa_remember): New variable.
6091 (add_fde_cfi): If emit_cfa_remember, recurse to add
6092 DW_CFA_remember_state first.
6093 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6094 instead just set emit_cfa_remember.
6096 2009-06-08 Jan Hubicka <jh@suse.cz>
6099 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6101 2009-06-08 Jan Hubicka <jh@suse.cz>
6104 * cgraphunit.c (save_inline_function_body): Do not copy transform
6105 hooks for saved inline bodies.
6106 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6109 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6111 * jump.c (returnjump_p): Handle delayed branches. Add missing
6114 2009-06-08 Jan Hubicka <jh@suse.cz>
6117 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6118 original node might've been modified.
6119 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6121 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6123 * tree-object-size.c (addr_object_size): Add OSI argument.
6124 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6125 (compute_builtin_object_size, expr_object_size): Adjust callers.
6126 (plus_stmt_object_size): Call addr_object_size instead of
6127 compute_builtin_object_size.
6129 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6130 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6132 * tree-ssa-loop-prefetch.c
6133 (gather_memory_references): Introduced a counter for the number of
6135 (anything_to_prefetch_p): Introduced a counter for the number of
6137 (is_loop_prefetching_profitable): New function with a cost model
6139 (loop_prefetch_arrays): Use the new cost model to determine if
6140 prefetching is profitable.
6141 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6142 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6143 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6144 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6145 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6146 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6148 2009-06-08 Michael Matz <matz@suse.de>
6151 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6152 partitions use the same.
6153 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6154 for basevars of SSA_NAMEs.
6155 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6156 to not expand them twice.
6157 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6160 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6162 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6163 (fdump-final-insns=, gtoggle): New.
6164 * doc/invoke.texi: Document them.
6165 * final.c (rest_of_clean_state): Dump final insn stream.
6166 * gcc.c (invoke_as): Hook in -fcompare-debug.
6167 (static_spec_functions): Add compare-debug-dump-opt,
6168 compare-debug-self-opt and compare-debug-auxbase-opt.
6169 (compare_debug, compare_debug_second, compare_debug_opt): New.
6170 (switches_debug_check, n_switches_debug_check): New.
6171 (debug_auxbase_opt, debug_check_temp_file): New.
6172 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6174 (do_self_spec): Handle arguments after switches.
6175 (do_spec_1): Add .gk extension to temp file basenames for compare.
6176 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6177 (cc1_options): Use it instead of normal auxbase computation for
6178 the second compare-debug compilation.
6179 (compare_files): New.
6180 (main): Set up and implement compare debug mode.
6181 (compare_debug_dump_opt_spec_function): New.
6182 (compare_debug_self_opt_spec_function): New.
6183 (compare_debug_auxbase_opt_spec_function): New.
6184 * toplev.c (process_options): Handle flag_gtoggle,
6185 flag_dump_final_insns.
6186 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6187 during -fcompare-debug-second compilation.
6189 2009-06-07 Ian Lance Taylor <iant@google.com>
6191 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6192 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6194 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6195 with no default node. Change warning with %H to warning_at.
6196 Don't clear warn_switch around case checking.
6197 * doc/invoke.texi (Warning Options): Clarify distinction between
6198 -Wswitch and -Wswitch-enum.
6200 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6202 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6204 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6206 * gbl-ctors.h: Add header guard.
6208 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6210 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6211 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6212 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6213 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6214 prototypes for removed functions.
6215 (expressions_equal_p): Move to ...
6216 * tree-ssa-sccvn.h: ... here and ...
6217 * matrix-reorg.c: ... adjust includes.
6219 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6221 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6223 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6225 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6226 (finish_function): Remove erroneous whitespace.
6228 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6230 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6231 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6233 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6235 * errors.c (internal_error): Commentary typo fix.
6236 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6237 * tree-ssa-pre.c: Ditto.
6239 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6241 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6242 them is supposed to hold actual statements.
6244 2009-06-06 Ian Lance Taylor <iant@google.com>
6246 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6247 empty statements can now have attributes.
6249 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6251 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6252 * config/mips/mips.md: Ditto.
6254 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6256 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6258 (__eabi_uconvert): Likewise.
6260 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6262 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6263 CFI_* definitions with IN_GCC.
6265 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6267 * xcoffout.h (xcoffout_source_line): Update prototype.
6269 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6271 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6272 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6274 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6277 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6278 inlined_function_outer_scope_p blocks for artificial inlines
6280 * tree.c (tree_nonartificial_location): Rewrite using
6281 block_nonartificial_location.
6283 2009-06-05 Revital Eres <eres@il.ibm.com>
6284 Leehod Baruch <leehod@il.ibm.com>
6286 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6287 (expand_expr_real_1): Remove comment.
6288 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6289 Vectorize misaligned access when the target supports it.
6290 (vect_supportable_dr_alignment): Check for unaligned access support.
6291 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6294 2009-06-05 Julian Brown <julian@codesourcery.com>
6296 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6297 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6299 2009-06-05 Richard Guenther <rguenther@suse.de>
6302 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6305 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6307 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6308 (save_gprs): Don't tell unwinder when a global register is saved.
6309 (s390_emit_epilogue): Emit needed epilogue unwind info.
6311 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6313 * dwarf2out.c (deferred_asm_name): New.
6314 (add_name_and_src_coords_attributes): Defer creation of
6315 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6317 (move_linkage_attr): New.
6318 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6321 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6323 * tree-nested.c (finalize_nesting_tree_1): Declare the
6324 frame_decl in the binding tree.
6326 2009-06-04 Cary Coutant <ccoutant@google.com>
6328 * basic-block.h (struct basic_block_def): Add discriminator field.
6329 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6331 * debug.c (do_nothing_debug_hooks): Add additional entry.
6332 (debug_nothing_int_charstar_int): New function.
6333 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6334 (debug_nothing_int_charstar_int): New declaration.
6335 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6336 discriminator value in .loc directive.
6337 * final.c (last_discriminator): New variable.
6338 (discriminator): New variable.
6339 (final_start_function): Initialize above variables, pass current
6340 discriminator to debug hook.
6341 (notice_source_line): Check for discriminator change.
6342 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6343 * sdbout.c (sdbout_source_line): New parameter.
6344 * tree-cfg.c (struct locus_discrim_map): New structure type.
6345 (discriminator_per_locus): New hash table.
6346 (build_gimple_cfg): Allocate and free discriminator hash table.
6347 (make_edges): Call assign_discriminator.
6348 (locus_map_hash): New function.
6349 (locus_map_eq): New function.
6350 (next_discriminator_for_locus): New function.
6351 (same_line_p): New function.
6352 (assign_discriminator): New function.
6353 (make_cond_expr_edges): Call assign_discriminator.
6354 (make_gimple_switch_edges): Likewise.
6355 (first_non_label_stmt): New function.
6356 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6358 * xcoffout.c (xcoffout_source_line): Add new parameter.
6360 * configure.ac (gcc_cv_as_discriminator): New configury check for
6361 gas support for discriminator.
6362 * configure: Regenerate.
6363 * config.in: Regenerate.
6365 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6367 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6368 val after checking for integers.
6370 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6372 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6374 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6375 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6376 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6377 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6378 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6379 X64_SSE_REGPARM_MAX.
6380 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6381 X64_SSE_REGPARM_MAX.
6383 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6385 * gcc.c (report_times_to_file): New.
6386 (execute): Implement it.
6387 (process_command): Support -time=.
6388 * doc/invoke.texi: Document it.
6390 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6392 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6393 that have value exprs.
6395 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6397 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6398 declarations for constants until...
6399 (dw2_output_indirect_constant_1): ... this point.
6401 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6404 * arm.md (arm_addsi3): Don't try to split an add with an
6405 eliminable register until after reload has completed.
6407 2009-06-03 Ian Lance Taylor <iant@google.com>
6409 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6410 * genattrtab.c (write_length_unit_log): Likewise.
6411 * genchecksum.c (dosum): Likewise.
6412 * gengtype.c (write_rtx_next): Likewise.
6413 (finish_root_table, write_roots): Likewise.
6414 * gimple.c (gimple_ops_offset_): Likewise.
6415 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6416 * config/arc/arc.c (arc_attribute_table): Likewise.
6417 * config/arm/arm.c (arm_attribute_table): Likewise.
6418 * config/avr/avr.c (avr_attribute_table): Likewise.
6419 * config/crx/crx.c (crx_attribute_table): Likewise.
6420 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6421 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6422 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6423 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6424 * config/sh/sh.c (sh_attribute_table): Likewise.
6425 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6426 * config/spu/spu.c (spu_attribute_table): Likewise.
6427 * config/v850/v850.c (v850_attribute_table): Likewise.
6429 * config/alpha/alpha.c (vms_attribute_table): Make static.
6430 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6431 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6432 * config/mips/mips.c (mips_attribute_table): Likewise.
6434 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6436 (cc1-checksum.o): Likewise.
6438 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6440 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6442 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6444 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6445 insn if it is changing sp. Use gen_add3_insn instead of
6446 conditionally gen_addsi3 and gen_adddi3.
6447 (offset_below_red_zone_p): New static inline function.
6448 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6449 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6450 * config/rs6000/ppc-asm.h: Include auto-host.h.
6451 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6452 CFI_RESTORE): Define.
6453 * config/rs6000/crtresxgpr.asm: Add unwind info.
6454 * config/rs6000/crtresxfpr.asm: Likewise.
6455 * config/rs6000/crtresgpr.asm: Likewise.
6456 * config/rs6000/crtresfpr.asm: Likewise.
6457 * config/rs6000/crtsavgpr.asm: Likewise.
6458 * config/rs6000/crtsavfpr.asm: Likewise.
6460 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6461 argument of DWARF2_FRAME_REG_OUT macros.
6463 2009-06-03 Julian Brown <julian@codesourcery.com>
6465 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6466 words or less (including TImode) in core registers.
6468 2009-06-03 Richard Guenther <rguenther@suse.de>
6471 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6473 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6475 * statistics.c (statistics_counter_event): Do not record event
6476 in pass dump if its number == -1.
6477 (curr_statistics_hash): Add assert that we never get passes
6478 with static number == -1.
6480 2009-06-03 Richard Guenther <rguenther@suse.de>
6481 Andrey Belevantsev <abel@ispras.ru>
6483 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6484 non-BLKmode arrays addressable.
6486 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6488 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6489 * config/m68k/m68k.h: ... here.
6490 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6493 2009-06-03 Martin Jambor <mjambor@suse.cz>
6495 PR tree-optimization/40323
6496 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6499 2009-06-03 Richard Guenther <rguenther@suse.de>
6501 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6504 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6506 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6507 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6508 JUMP_TABLE_DATA_P where applicable.
6509 * config/sh/sh.c: Ditto.
6510 * config/sh/sh.h: Ditto.
6511 * config/sh/sh.md: Ditto.
6512 * config/sh/symbian.c: Ditto.
6514 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6516 * config/i386/driver-i386.c (describe_cache): Optimize
6517 concatenation of strings. Use snprintf instead of sprintf.
6518 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6519 target when not compiling with GCC.
6521 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6523 * config/sh/sh.c: Revert last change.
6524 (sh_expand_epilogue): Emit a blockage insn before the frame
6525 pointer adjustment unconditionally.
6527 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6529 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6530 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6531 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6532 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6533 to COLLECT_GCC_OPTIONS.
6535 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6537 * collect2.c (target_system_root): New variable.
6538 (main): Handle --sysroot=.
6539 (ignore_library): Strip the sysroot from the library path.
6541 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6543 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6544 (collect2.o): Depend on collect2-aix.h.
6545 (collect2-aix.o): New rule.
6546 * collect2-aix.h: New file.
6547 * collect2-aix.c: Likewise.
6548 * collect2.c: Include collect2-aix.h. Don't undefine
6549 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6550 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6551 Use TARGET_AIX_VERSION instead of _AIX51.
6552 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6553 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6554 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6555 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6556 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6558 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6560 * collect2.c (ignore_library): Avoid premature post-increment
6563 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6565 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6566 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6567 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6568 CROSS_DIRECTORY_STRUCTURE too.
6569 (LINK_LIBG_SPEC): Likewise.
6570 (LIB_SPEC): Add %R to sysroot paths.
6571 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6572 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6573 * config/rs6000/aix51.h: As for aix43.h.
6574 * config/rs6000/aix52.h: Likewise.
6575 * config/rs6000/aix53.h: Likewise.
6576 * config/rs6000/aix61.h: Likewise.
6577 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6578 to the beginning of sysroot paths.
6580 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6582 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6583 INSN_LISTs that are out of the REG_NOTE range.
6585 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6587 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6588 (struct var_to_expand): Likewise.
6589 (struct opt_info): Add head and tail for linked lists of the above.
6590 (analyze_insn_to_expand_var): Initialize next.
6591 (analyze_iv_to_split_insn): Likewise.
6592 (analyze_insns_in_loop): Create linked lists.
6593 (allocate_basic_variable): Simplify for use without hash table.
6594 (insert_var_expansion_initialization): Likewise, make it type-safer.
6595 (combine_var_copies_in_loop_exit): Likewise.
6596 (apply_opt_in_copies): Walk lists rather than hash tables.
6597 (release_var_copies): Simplified and inlined by hand into...
6598 (free_opt_info): ... this function.
6600 2009-06-02 Richard Guenther <rguenther@suse.de>
6602 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6605 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6607 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6608 only for builtins that are not overridden.
6610 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6612 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6615 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6617 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6619 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6621 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6623 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6625 * common.opt (fdump-unnumbered-links): New.
6626 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6627 * print-rtl.c (flag_dump_unnumbered_links): New.
6628 (print_rtx): Test it.
6630 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6632 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6633 push/pop multiple to 8-byte alignment.
6635 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6637 * config/i386/i386.c (queued_cfa_restores): New static variable.
6638 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6640 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6641 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6642 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6643 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6644 note unconditionally.
6645 (ix86_emit_restore_regs_using_mov): Likewise.
6646 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6647 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6648 it through to ix86_emit_restore_reg_using_pop.
6649 (ix86_emit_leave): Add RED_OFFSET argument. Call
6650 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6651 instead of adding REG_CFA_OFFSET note unconditionally.
6652 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6653 the above functions. Call ix86_add_queued_cfa_restore_notes when
6656 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6657 force output of the label even for dwarf2out_do_cfi_asm.
6658 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6659 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6660 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6662 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6663 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6664 dwarf2out_cfi_label callers.
6665 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6666 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6667 Adjust dwarf2out_cfi_label callers.
6668 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6670 * config/i386/i386.h (struct machine_cfa_state,
6671 struct machine_function): Guard with ifndef USED_FOR_TARGET
6672 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6675 * emutls.c (__emutls_get_address): Change arr->size to mean number
6676 of allocated arr->data entries instead of # of slots + 1.
6679 * recog.c (peep2_reinit_state): New function.
6680 (peephole2_init_state): Use it at the end of a basic block and also
6681 when seeing a RTX_FRAME_RELATED_P insn.
6683 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6685 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6686 fixuns_truncrfdi2): New.
6687 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6688 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6689 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6690 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6691 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6692 *recip_approx): Remove.
6693 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6694 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6695 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6697 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6700 2009-06-01 Ian Lance Taylor <iant@google.com>
6702 * attribs.c (register_attribute): Use CONST_CAST.
6703 * collect2.c (main): Use CONST_CAST2.
6704 (scan_prog_file): Likewise.
6705 * gcc.c (process_command, main): Likewise.
6706 * toplev.c (toplev_main): Likewise.
6708 * c-typeck.c (handle_warn_cast_qual): New static function,
6709 partially broken out of build_c_cast.
6710 (build_c_cast): Call handle_warn_cast_qual.
6711 * doc/invoke.texi (Warning Options): Document new effect of
6714 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6716 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6717 (diagnostic_report_current_module): Print columns.
6718 * common.opt (flag_show_column): Enable by default.
6720 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6722 * alias.c (find_base_term): Check for NULL term before returning.
6724 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6726 Revert due to PR40320:
6727 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6728 * calls.c (emit_library_call_value_1): Don't force_operand for move
6731 2009-06-01 Olivier Hainque <hainque@adacore.com>
6732 Eric Botcazou <ebotcazou@adacore.com>
6734 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6735 to be processed as a bitfield for constructor output purposes.
6736 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6738 * varasm.c (oc_local_state): New type, output_constructor
6739 local state to support communication with helpers.
6740 (oc_outer_state): New type, output_constructor outer state of
6741 relevance in recursive calls.
6742 (output_constructor_array_range): New output_constructor helper,
6743 extracted code for an array range element.
6744 (output_constructor_regular_field): New output_constructor helper,
6745 extracted code for an element that is not a bitfield.
6746 (output_constructor_bitfield): New output_constructor helper,
6747 extracted code for a bitfield element. Accept an OUTER state
6748 argument for recursive processing. Recurse on record or array
6749 CONSTRUCTOR values, possibly past noop conversions.
6750 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6751 VALUE is a valid constant-valued expression for use in a static
6752 bit-field initializer.
6753 (output_constructor): Rework to use helpers. Accept and honor an
6754 OUTER state argument for recursive calls. Return total size. Be
6755 prepared for nested constructors initializing bitfields.
6756 (output_constant): Feed OUTER in calls to output_constructor.
6758 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6760 * calls.c (emit_library_call_value_1): Don't force_operand for move
6763 2009-06-01 Nick Clifton <nickc@redhat.com>
6765 * doc/invoke.texi (IA-64 Options): Fix typo.
6767 2009-06-01 Ira Rosen <irar@il.ibm.com>
6769 PR tree-optimization/39129
6770 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6772 (vect_do_peeling_for_loop_bound): Use
6773 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6774 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6775 (vect_loop_versioning): Likewise.
6776 (vect_create_cond_for_alias_checks): Fix indentation.
6777 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6779 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6780 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6781 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6782 "control flow in loop".
6783 (vect_estimate_min_profitable_iters): Use
6784 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6785 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6786 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6787 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6788 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6789 statement belongs to a group of strided accesses with the exact code
6791 (vectorizable_load): Likewise.
6792 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6793 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6795 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6797 * config/freebsd-stdint.h: New file.
6798 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6799 Add freebsd-stdint.h to tm_file.
6801 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6803 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6804 (thumb2_extendhidi2): Likewise.
6806 2009-05-31 Ian Lance Taylor <iant@google.com>
6808 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6810 2009-05-31 Ian Lance Taylor <iant@google.com>
6812 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6813 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6814 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6816 2009-05-31 Jason Merrill <jason@redhat.com>
6818 * tree-pretty-print.c (print_call_name): Take the callee, not the
6819 call itself. Make non-static. Use dump_function_name for functions.
6820 (dump_generic_node): Adjust.
6821 * diagnostic.h: Declare print_call_name.
6822 * gimple-pretty-print.c (dump_gimple_call): Use it.
6824 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6826 * config/sh/sh.md (ashldi3_std): New define_expand.
6829 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6832 * config/sh/sh.c: Include debug.h.
6833 (sh_expand_epilogue): Emit a blockage insn before the frame
6834 pointer adjustment also when dwarf2out_do_frame returns true.
6836 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6838 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6839 (thumb2_extendqidi2): New pattern.
6841 2009-05-31 Ira Rosen <irar@il.ibm.com>
6843 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6844 mark phis for renaming.
6845 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6846 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6847 Call mark_sym_for_renaming.
6848 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6849 * tree-vect-loop.c (vect_transform_loop): Remove
6850 vect_memsyms_to_rename initialization and a call to
6851 mark_set_for_renaming.
6853 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6856 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6857 frame related even if !set_cfa && style < 0.
6859 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6861 * config/i386/mingw-tls.c: New file.
6862 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6863 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6864 defining _WIN32 but not __CYGWIN__.
6866 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6868 * configure.ac: Add MPC support.
6870 * config.in, configure: Regenerate.
6872 2009-05-29 Richard Henderson <rth@redhat.com>
6874 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6875 NOTE_INSN_BASIC_BLOCK.
6876 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6877 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6878 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6880 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6882 (add_cfi): Disable check redefining cfa away from drap.
6883 (lookup_cfa_1): Add remember argument; handle remember/restore.
6884 (lookup_cfa): Pass remember argument.
6885 (cfa_remember): New.
6886 (compute_barrier_args_size_1): Remove sibcall check.
6887 (dwarf2out_frame_debug_def_cfa): New.
6888 (dwarf2out_frame_debug_adjust_cfa): New.
6889 (dwarf2out_frame_debug_cfa_offset): New.
6890 (dwarf2out_frame_debug_cfa_register): New.
6891 (dwarf2out_frame_debug_cfa_restore): New.
6892 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6893 (dwarf2out_begin_epilogue): New.
6894 (dwarf2out_frame_debug_restore_state): New.
6895 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6896 DW_CFA_restore_state.
6897 (output_cfi_directive): Likewise.
6898 (convert_cfa_to_fb_loc_list): Likewise.
6899 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6900 * dwarf2out.h: Update.
6901 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6902 (copy_insn_1): Early out for null.
6903 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6904 and dwarf2out_frame_debug_restore_state.
6905 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6906 (prologue_insn_hash, epilogue_insn_hash): New.
6907 (free_after_compilation): Adjust freeing accordingly.
6908 (record_insns): Create hash table if needed; push insns into
6909 hash instead of array.
6910 (maybe_copy_epilogue_insn): New.
6911 (contains): Search hash table instead of array.
6912 (sibcall_epilogue_contains): Remove.
6913 (thread_prologue_and_epilogue_insns): Split eh_return insns
6914 and mark them as epilogues.
6915 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6916 scanning in terms of basic blocks.
6917 * insn-notes.def (CFA_RESTORE_STATE): New.
6918 * jump.c (returnjump_p_1): Accept EH_RETURN.
6919 (eh_returnjump_p_1, eh_returnjump_p): New.
6920 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6921 CFA_REGISTER, CFA_RESTORE): New.
6922 * rtl.def (EH_RETURN): New.
6923 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6925 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6926 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6928 * config/i386/i386.c (gen_push): Update cfa state.
6929 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6930 add a CFA_ADJUST_CFA note.
6931 (ix86_dwarf_handle_frame_unspec): Remove.
6932 (ix86_expand_prologue): Update cfa state.
6933 (ix86_emit_restore_reg_using_pop): New.
6934 (ix86_emit_restore_regs_using_pop): New.
6935 (ix86_emit_leave): New.
6936 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6937 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6938 * config/i386/i386.h (struct machine_cfa_state): New.
6939 (ix86_cfa_state): New.
6940 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6941 (eh_return_internal): Merge from eh_return_<mode>,
6942 use eh_return rtx, split w/ epilogue.
6944 2009-05-29 Ian Lance Taylor <iant@google.com>
6946 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6948 * calls.c (emit_library_call_value_1): Likewise.
6950 * c-typeck.c (c_build_va_arg): New function.
6951 * c-tree.h (c_build_va_arg): Declare.
6952 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6953 instead of build_va_arg.
6955 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6957 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6958 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6959 (ptr_difference_cost): Use affine combinations to compute it.
6960 (difference_cost): Likewise.
6961 (get_computation_cost_at): Compute more accurate cost for addresses
6962 if the ratio is a multiplier allowed in addresses.
6963 For non-addresses, consider that an additional offset or symbol is
6966 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6968 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6969 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6971 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6972 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6973 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6975 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6976 to 1 for TYPE_SSE{IADD1,CVT1}.
6977 (prefix_vex_imm8): Removed.
6978 (length_vex): Only pass 1 as second argument to
6979 ix86_attr_length_vex_default if prefix_extra is 0.
6980 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6981 (length): For prefix vex computation use length_immediate
6982 attribute instead of prefix_vex_imm8.
6983 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6984 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6985 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6986 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6987 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6988 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6989 a space in between the operands.
6990 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6991 if one operand is 0xff and the other one si, di, bp or sp.
6992 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6993 other one si, di, bp or sp.
6994 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6995 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6996 type and mode attributes.
6997 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6998 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6999 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7000 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7001 prefix_data16 attribute iff MODE_DF.
7002 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7003 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7004 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7005 constm128_operand in length_immediate computation.
7006 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7007 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7008 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7009 length_immediate attribute to 1.
7010 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7011 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7012 for certain alternatives.
7013 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7014 prefix_data16 attribute if MODE_V1DF.
7015 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7016 length_immediate to 1.
7017 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7018 length_address to 4, set mode attribute to MODE_DI.
7019 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7020 (fxam<mode>2_i387): Set length attribute to 4.
7021 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7022 *prefetch_3dnow_rex): Override length_address attribute.
7023 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7025 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7026 (constm128_operand): Removed.
7027 * config/i386/i386.c (memory_address_length): For
7028 disp && !index && !base in 64-bit mode account for SIB byte if
7029 print_operand_address can't optimize disp32 into disp32(%rip)
7030 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7031 for fs: or gs: segment.
7032 (ix86_attr_length_immediate_default): When checking if shortform
7033 is possible, truncate immediate to the length of the non-shortened
7035 (ix86_attr_length_address_default): Ignore MEM_P operands
7037 (ix86_attr_length_vex_default): Only check for DImode on
7038 GENERAL_REG_P operands.
7039 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7040 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7041 (sse_cvttps2pi): Clear prefix_rep attribute.
7042 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7044 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7045 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7046 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7047 iff operand 2 is const_int_operand.
7048 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7049 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7050 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7052 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7054 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7055 prefix_data16 attribute for movlpd and movhpd instructions.
7056 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7057 length_immediate for shufpd instruction.
7058 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7059 (avx_cmpp<avxmodesuffixf2c><mode>3,
7060 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7061 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7062 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7063 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7064 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7065 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7066 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7067 prefix_data16 attribute for the first alternative to 1.
7068 (*avx_loadlps): Override length_immediate for the first alternative.
7069 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7070 attributes for second alternative.
7071 (*vec_concatv2sf_sse4_1): Override length_immediate and
7072 prefix_data16 attributes for second alternative.
7073 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7074 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7075 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7076 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7077 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7078 prefix_data16 and length_immediate to 1.
7079 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7081 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7082 prefix_extra attribute for variants that don't have 0f prefix alone.
7083 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7084 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7085 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7086 *sse4_1_pextrd): Set length_immediate to 1.
7087 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7088 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7090 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7091 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7092 length_immediate to 1 for second alternative.
7093 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7094 prefix_extra and length_immediate attributes for the first
7096 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7098 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7099 to 1 for the first and third alternative.
7100 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7102 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7104 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7106 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7107 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7108 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7109 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7110 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7111 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7112 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7113 ssse3_psign<mode>3): Override prefix_rex attribute.
7114 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7115 (ssse3_palignrti): Override length_immediate to 1.
7116 (ssse3_palignrdi): Override length_immediate to 1, override
7117 prefix_rex attribute.
7118 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7119 (sse4a_extrqi): Override length_immediate to 2.
7120 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7121 (sse4a_insertq): Override prefix_data16 to 0.
7122 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7123 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7124 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7125 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7126 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7127 and length_immediate to 1.
7128 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7129 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7130 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7131 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7132 and length_immediate to 1.
7133 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7134 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7135 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7136 avx_ptest256): Override prefix_extra to 1.
7137 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7138 Override prefix_data16 and length_immediate to 1.
7139 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7140 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7141 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7142 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7143 prefix_data16 to 0 and prefix_extra to 2.
7144 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7145 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7147 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7148 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7149 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7150 and prefix_extra to 2.
7151 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7152 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7153 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7154 avx_vpermilvar<mode>3,
7155 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7156 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7157 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7158 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7159 Override prefix_extra to 1.
7160 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7161 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7162 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7163 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7164 prefix_extra and length_immediate to 1.
7165 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7167 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7168 to 1 for the first alternative.
7169 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7170 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7172 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7173 *movv2sf_internal_avx, *movv2sf_internal): Override
7174 prefix_rep attribute for certain alternatives.
7175 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7176 attributes for certain alternatives.
7177 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7178 attributes for certain alternatives.
7179 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7180 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7181 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7182 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7183 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7184 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7185 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7186 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7187 length_immediate to 1 if operand 2 is const_int_operand.
7188 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7189 *vec_extractv2si_1): Set length_immediate attribute to 1.
7190 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7191 using old 3DNOW insn rather than SSE/3DNOW_A.
7192 (mmx_emms, mmx_femms): Clear modrm attribute.
7194 2009-05-29 Martin Jambor <mjambor@suse.cz>
7196 * tree-sra.c: New implementation of SRA.
7198 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7199 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7200 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7201 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7202 (SRA_MAX_STRUCTURE_COUNT): Removed.
7203 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7204 * doc/invoke.texi (sra-max-structure-size): Removed.
7205 (sra-field-structure-ratio): Removed.
7207 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7210 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7213 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7215 PR rtl-optimization/40101
7216 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7217 seqno. Adjust comment.
7218 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7219 inserting bookkeeping before a jump, the jump is not scheduled.
7220 When no positive seqno found, provide a value. Add comment.
7222 2009-05-29 Richard Guenther <rguenther@suse.de>
7224 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7225 short-cutting on the first component.
7227 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7230 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7231 for trees other than decls/types.
7233 2009-05-29 Richard Guenther <rguenther@suse.de>
7235 * tree-ssa-operands.c (get_expr_operands): Do not handle
7236 INDIRECT_REFs in the handled-component case. Remove
7237 unused get_ref_base_and_extent case.
7238 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7239 tree_low_cst and host_integerp where possible.
7240 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7241 codes for equivalence.
7242 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7244 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7246 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7247 to tmake_file for i[34567]86-*-cygwin*.
7249 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7252 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7253 (altivec_categorize_keyword, init_vector_keywords,
7254 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7257 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7259 * tree.c (handle_dll_attribute): Check if node is
7260 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7262 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7264 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7266 (thumb2_zero_extendqidi2): Likewise.
7268 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7270 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7271 instead of gen_movrt.
7272 * config/sh/sh.md (movrt): Remove.
7274 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7276 * doc/invoke.texi (IA-64 Options):
7277 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7278 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7279 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7280 -msched-prefer-non-control-spec-insns,
7281 -msched-stop-bits-after-every-cycle,
7282 -msched-count-spec-in-critical-path,
7283 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7284 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7285 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7286 and -msched-spec-verbose.
7288 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7290 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7291 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7293 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7295 2009-05-28 Richard Guenther <rguenther@suse.de>
7297 * tree-ssa-alias.c (ao_ref_init): New function.
7298 (ao_ref_base): Likewise.
7299 (ao_ref_base_alias_set): Likewise.
7300 (ao_ref_alias_set): Likewise.
7301 (refs_may_alias_p_1): Change signature.
7302 (refs_may_alias_p): Adjust.
7303 (refs_anti_dependent_p): Likewise.
7304 (refs_output_dependent_p): Likewise.
7305 (call_may_clobber_ref_p_1): Change signature.
7306 (call_may_clobber_ref_p): Adjust.
7307 (stmt_may_clobber_ref_p_1): New function split out from ...
7308 (stmt_may_clobber_ref_p): ... here.
7309 (maybe_skip_until): Adjust signature.
7310 (get_continuation_for_phi): Likewise.
7311 (walk_non_aliased_vuses): Likewise.
7312 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7313 (ao_ref_init): Declare.
7314 (ao_ref_base): Likewise.
7315 (ao_ref_alias_set): Likewise.
7316 (stmt_may_clobber_ref_p_1): Likewise.
7317 (walk_non_aliased_vuses): Adjust.
7318 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7319 (get_ref_from_reference_ops): remove.
7320 (vn_reference_lookup_2): Adjust signature.
7321 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7322 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7323 (vn_reference_lookup): Adjust.
7324 (vn_reference_insert): Likewise.
7325 (vn_reference_insert_pieces): Adjust signature.
7326 (visit_reference_op_call): Adjust.
7327 * tree-ssa-pre.c (get_expr_type): Simplify.
7328 (phi_translate_1): Adjust.
7329 (compute_avail): Likewise.
7330 (translate_vuse_through_block): Do not re-build trees.
7331 (value_dies_in_block_x): Likewise.
7332 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7334 (vn_reference_lookup_pieces): Adjust declaration.
7335 (vn_reference_insert_pieces): Likewise.
7337 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7339 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7340 with checking disabled.
7342 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7346 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7347 macro definition for support of three-operand format aligned
7348 .comm directive in assembler on cygwin/pe/mingw target OS.
7349 * configure: Regenerate.
7350 * config.h: Regenerate.
7352 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7353 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7354 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7356 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7357 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7359 2009-05-28 Ira Rosen <irar@il.ibm.com>
7361 PR tree-optimization/40254
7362 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7363 in analysis of basic blocks.
7365 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7368 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7369 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7370 (TARGET_INITIALIZER): Use it.
7371 * cse.c (CHEAPER): Move it up to the other macros.
7372 (insert): Rename this ...
7373 (insert_with_costs): ... to this. Add cost parameters. Update
7375 (insert): New function. Call insert_with_costs.
7376 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7377 find_reg_offset_for_const, try_const_anchors): New functions.
7378 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7379 when using a const-anchor. Call insert_const_anchors.
7380 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7381 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7383 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7385 * tree-inline.c (remap_decls): Enable nonlocalized variables
7386 when not optimizing.
7388 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7390 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7391 Simplify other tests involving optimize.
7393 2009-05-27 Tom Tromey <tromey@redhat.com>
7395 * unwind-dw2.c (_Unwind_DebugHook): New function.
7396 (uw_install_context): Call _Unwind_DebugHook.
7398 2009-05-27 Tom Tromey <tromey@redhat.com>
7400 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7402 2009-05-27 Ian Lance Taylor <iant@google.com>
7404 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7405 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7406 (ALL_LINKERFLAGS): Define.
7407 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7408 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7409 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7410 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7411 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7412 $(LINKER_FOR_BUILD).
7413 (build/gcov-iov$(build_exeext)): Likewise.
7415 2009-05-27 Julian Brown <julian@codesourcery.com>
7417 * gcse.c (target.h): Include.
7418 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7419 copy of argument to a pseudo register.
7421 2009-05-27 Diego Novillo <dnovillo@google.com>
7423 * tree-ssa-live.c (dump_scope_block): Document arguments.
7424 (dump_scope_blocks): Document.
7425 (debug_scope_blocks): New.
7426 * tree-flow.h (debug_scope_blocks): Declare.
7428 2009-05-21 Denis Chertykov <denisc@overta.ru>
7430 * doc/contrib.texi (Contributors): Add myself to the list.
7432 2009-05-27 Olivier Hainque <hainque@adacore.com>
7434 * expr.c (target_align): New function. Alignment the TARGET of an
7435 assignment may be assume to have.
7436 (highest_pow2_factor_for_target): Use it instead of relying on
7437 immediate tree attributes of TARGET, not necessarily honored when
7438 intermediate bitfields are involved.
7440 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7443 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7444 AVX, SSE4, AES, PCLMUL and POPCNT.
7446 2009-05-27 Diego Novillo <dnovillo@google.com>
7448 * tree-pretty-print.c (dump_location): New.
7449 (dump_generic_node): Call it.
7450 Factor code to handle BLOCK nodes ...
7451 (dump_block_node): ... here.
7453 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7455 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7457 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7459 * gcc-plugin.h: Include config.h and system.h.
7460 (IN_GCC): Define if not defined.
7462 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7465 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7468 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7470 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7472 * config/m32r/m32r.h: Ditto.
7473 * config/m32r/m32r.md: Ditto.
7474 * config/m32r/predicates.md: Ditto.
7476 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7478 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7480 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7483 (Loading plugins): typo.
7484 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7485 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7486 (Interacting with the GCC Garbage Collector): Added new section.
7487 (Giving information about a plugin): Added new section for
7489 * ggc.h (ggc_register_root_tab): Added declaration.
7490 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7491 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7492 (register_callback): Improved comment in declaration.
7493 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7494 (extra_root_vec) Added static variable for dynamic roots registration.
7495 (ggc_register_root_tab) Added new routine.
7496 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7497 PLUGIN_GGC_MARKING event.
7498 * ggc-zone.c: Include plugin.h.
7499 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7500 * ggc-page.c: Include plugin.h.
7501 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7502 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7503 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7504 (register_callback): check lack of callbacks for
7505 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7506 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7507 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7508 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7509 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7510 dependency on plugin.h.
7511 (plugin.o): Added dependency on ggc.h...
7513 2009-05-26 Richard Guenther <rguenther@suse.de>
7517 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7518 with mismatched comparison modes.
7520 * expr.c (expand_expr_real_1): Expand the operand of a
7521 VIEW_CONVERT_EXPR in its natural mode.
7523 2009-05-26 Ian Lance Taylor <iant@google.com>
7525 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7526 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7527 (ALL_COMPILERFLAGS): Define.
7528 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7529 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7530 (collect2$(exeext), collect2.o): Likewise.
7531 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7532 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7533 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7534 (libbackend.o, intl.o, cppdefault.o): Likewise.
7535 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7536 (build/%.o): Use $(COMPILER_FOR_BUILD).
7537 (build/gen%$(build_exeext)): Likewise.
7538 (build/gcov-iov$(build_exeext)): LIkewise.
7539 * config/t-darwin (darwin.o): Use $(COMPILER).
7540 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7541 * config/t-sol2 (sol2-c.o): Likewise.
7543 * config/t-vxworks (vxworks.o): Likewise.
7544 * config/x-darwin (host-darwin.o): Likewise.
7545 * config/x-hpux (host-hpux.o): Likewise.
7546 * config/x-linux (host-linux.o): Likewise.
7547 * config/x-solaris (host-solaris.o): Likewise.
7548 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7549 * config/arm/t-arm (arm-c.o): Likewise.
7550 * config/arm/t-pe (pe.o): Likewise.
7551 * config/arm/t-wince-pe (pe.o): Likewise.
7552 * config/i386/t-cygming (winnt.o): Likewise.
7553 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7554 * config/i386/t-cygwin (cygwin1.o): Likewise.
7555 (cygwin2.o): Likewise.
7556 * config/i386/t-i386 (i386-c.o): Likewise.
7557 * config/i386/t-interix (winnt.o): Likewise.
7558 * config/i386/t-netware (netware.o): Likewise.
7559 * config/i386/t-nwld (nwld.o): Likewise.
7560 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7561 * config/i386/x-i386 (driver-i386.o): Likewise.
7562 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7563 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7564 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7565 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7566 * config/mips/x-native (driver-native.o): Likewise.
7567 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7568 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7569 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7570 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7571 * config/score/t-score-elf (score7.o): Likewise.
7572 (score3.o): Likewise.
7573 * config/sh/t-sh (sh-c.o): Likewise.
7574 * config/sh/t-symbian (sh-c.o): Likewise.
7575 (symbian.o): Likewise.
7576 * config/spu/t-spu-elf (spu-c.o): Likewise.
7577 * config/v850/t-v850 (v850-c.o): Likewise.
7578 * config/v850/t-v850e (v850-c.o): Likewise.
7580 2009-05-26 Richard Guenther <rguenther@suse.de>
7582 PR tree-optimization/40122
7583 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7584 VECTOR_CSTs if possible.
7585 (fold_gimple_assign): Likewise.
7587 2009-05-26 Richard Guenther <rguenther@suse.de>
7590 * fold-const.c (fold_binary): Use the correct types for building
7593 2009-05-26 Richard Guenther <rguenther@suse.de>
7595 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7596 redundant calls to merge_alias_info.
7597 (bump_vector_ptr): Likewise.
7598 * tree-ssa-copy.c (merge_alias_info): Remove.
7599 (replace_exp_1): Remove call to merge_alias_info.
7600 (propagate_tree_value): Likewise.
7601 (fini_copy_prop): Propagate points-to info.
7602 * tree-flow.h (merge_alias_info): Remove.
7604 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7606 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7608 2009-05-25 Jan Hubicka <jh@suse.cz>
7610 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7611 * cgraph.h (struct inline_summary): New filed self_wize,
7612 size_inlining_benefit, self_time and time_inlining_benefit.
7613 (struct cgraph_global_info): Replace insns by time ans size fields.
7614 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7615 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7616 (ipcp_update_callgraph): Do not touch function bodies.
7617 * ipa-inline.c: Include except.h
7618 (MAX_TIME): New constant.
7619 (overall_insns): Remove.
7621 (overall_size, max_benefit): New static variables.
7622 (cgraph_estimate_time_after_inlining): New function.
7623 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7624 (cgraph_clone_inlined_nodes): Update size.
7625 (cgraph_mark_inline_edge): Update size.
7626 (cgraph_estimate_growth): Use size info.
7627 (cgraph_check_inline_limits): Check size.
7628 (cgraph_default_inline_p): Likewise.
7629 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7630 (cgraph_decide_recursive_inlining): Check size.
7631 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7633 (cgraph_decide_inlining): Likewise.
7634 (cgraph_decide_inlining_incrementally): Likewise; honor
7635 PARAM_EARLY_INLINING_INSNS.
7636 (likely_eliminated_by_inlining_p): New predicate.
7637 (estimate_function_body_sizes): New function.
7638 (compute_inline_parameters): Use it.
7639 * except.c (must_not_throw_labels): New function.
7640 * except.h (must_not_throw_labels): Declare.
7641 * tree-inline.c (init_inline_once): Kill inlining_weigths
7642 * tree-ssa-structalias.c: Avoid uninitialized warning.
7643 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7644 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7645 (PARAM_INLINE_CALL_COST): Remove.
7646 (PARAM_EARLY_INLINING_INSNS): New.
7648 2009-05-25 Richard Guenther <rguenther@suse.de>
7650 PR tree-optimization/36327
7651 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7652 callback for reference translation or lookup at the point of may-defs.
7653 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7654 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7655 for union COMPONENT_REFs.
7656 (vn_reference_lookup_3): New callback. Lookup from memset
7657 and CONSTRUCTOR assignment, translate through struct copies.
7658 (vn_reference_lookup_pieces): Make sure to not free the
7659 passed operands array. Adjust walk_non_aliased_vuses call.
7660 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7661 make sure we do not leak memory.
7663 2009-05-25 Richard Guenther <rguenther@suse.de>
7665 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7666 * tree-inline.c (expand_call_inline): Reset the escaped and
7668 * tree-ssa-structalias.c (pass_build_ealias): New.
7669 * tree-pass.h (pass_build_ealias): Declare.
7670 * passes.c (init_optimization_passes): Add PTA during
7671 early optimizations.
7672 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7673 and CALLUSED solutions.
7674 (dump_points_to_solution): New function, split out from ...
7675 (dump_points_to_info_for): ... here.
7676 * tree-parloops.c (parallelize_loops): Reset the escaped and
7679 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7682 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7683 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7685 2009-05-25 Ira Rosen <irar@il.ibm.com>
7687 PR tree-optimization/40238
7688 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7689 statements after basic block's labels.
7690 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7691 to free the allocated memory.
7693 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7695 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7696 return address with a USE.
7698 2009-05-24 Richard Guenther <rguenther@suse.de>
7701 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7702 array type from the main variant of the inner type.
7704 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7706 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7707 definition to bool (from int) to un-break build.
7708 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7710 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7712 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7713 discard_stmt_changes): Delete.
7714 * tree-ssa-operands.c (scb_stack): Delete.
7715 (init_ssa_operands): Do not initialize it.
7716 (fini_ssa_operands): Do not free it.
7717 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7719 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7720 update_stmt, remove the others. Fix comments.
7721 * tree-dfa.c (optimize_stack_restore): Likewise.
7722 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7723 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7724 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7725 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7727 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7728 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7729 (dom_opt_finalize_block): Likewise, adjusting access to
7731 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7732 (stmts_to_rescan): Change item type to gimple.
7733 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7735 2009-05-24 Ira Rosen <irar@il.ibm.com>
7737 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7738 * tree-pass.h (pass_slp_vectorize): New pass.
7739 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7740 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7741 * tree-vectorizer.c (timevar.h): Include.
7742 (user_vect_verbosity_level): Declare.
7743 (vect_location): Fix comment.
7744 (vect_set_verbosity_level): Update user_vect_verbosity_level
7745 instead of vect_verbosity_level.
7746 (vect_set_dump_settings): Add an argument. Ignore user defined
7747 verbosity if dump flags require higher level of verbosity. Print to
7748 stderr only for loop vectorization.
7749 (vectorize_loops): Update call to vect_set_dump_settings.
7750 (execute_vect_slp): New function.
7751 (gate_vect_slp): Likewise.
7752 (struct gimple_opt_pass pass_slp_vectorize): New.
7753 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7755 (vec_info_for_bb): New function.
7756 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7757 (VECTORIZATION_ENABLED): New macro.
7758 (SLP_ENABLED, SLP_DISABLED): Likewise.
7759 (vect_is_simple_use): Add bb_vec_info argument.
7760 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7761 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7762 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7763 vect_schedule_slp, vect_analyze_slp): Likewise.
7764 (vect_analyze_stmt): Add slp_tree argument.
7765 (find_bb_location): Declare.
7766 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7767 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7768 (vect_analyze_loop_operations, vect_analyze_loop,
7769 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7770 vect_finalize_reduction, vectorizable_reduction,
7771 vectorizable_live_operation, vect_transform_loop): Likewise.
7772 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7773 skip evolution analysis if analyzing a basic block.
7774 (dr_analyze_indices): Likewise.
7775 (initialize_data_dependence_relation): Skip the test whether the
7776 object is invariant for basic blocks.
7777 (compute_all_dependences): Skip dependence analysis for data
7778 references in basic blocks.
7779 (find_data_references_in_stmt): Don't fail in case of invariant
7780 access in basic block.
7781 (find_data_references_in_bb): New function.
7782 (find_data_references_in_loop): Move code to
7783 find_data_references_in_bb and add a call to it.
7784 (compute_data_dependences_for_bb): New function.
7785 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7786 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7788 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7789 unknown dependence in basic block and fail in case of dependence in
7791 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7792 dependence instances from either loop or basic block vectorization
7794 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7795 before calling nested_in_vect_loop_p.
7796 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7797 dependence instances from either loop or basic block vectorization
7799 (vect_verify_datarefs_alignment): Likewise.
7800 (vect_enhance_data_refs_alignment): Adjust function calls.
7801 (vect_analyze_data_refs_alignment): Likewise.
7802 (vect_analyze_group_access): Fix printing. Skip different checks if
7803 DR_STEP is 0. Keep strided stores either in loop or basic block
7804 vectorization data structure. Fix indentation.
7805 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7807 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7808 dependence instances from either loop or basic block vectorization
7810 (vect_analyze_data_refs): Update comment. Call
7811 compute_data_dependences_for_bb to analyze basic blocks.
7812 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7813 case of loop vectorization. In case of basic block vectorization use
7814 data-ref itself as a base.
7815 (vect_create_data_ref_ptr): In case of basic block vectorization:
7816 don't advance the pointer, add new statements before the current
7817 statement. Adjust function calls.
7818 (vect_supportable_dr_alignment): Support only aligned accesses in
7819 basic block vectorization.
7820 * common.opt (ftree-slp-vectorize): New flag.
7821 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7822 (vect_pattern_recog_1): Likewise.
7823 * tree-vect-stmts.c (process_use): Likewise.
7824 (vect_init_vector): Add new statements in the beginning of the basic
7825 block in case of basic block SLP.
7826 (vect_get_vec_def_for_operand): Adjust function calls.
7827 (vect_finish_stmt_generation): Likewise.
7828 (vectorizable_call): Add assert that it is loop vectorization, adjust
7830 (vectorizable_conversion, vectorizable_assignment): Likewise.
7831 (vectorizable_operation): In case of basic block SLP, take
7832 vectorization factor from statement's type and skip the relevance
7833 check. Adjust function calls.
7834 (vectorizable_type_demotion): Add assert that it is loop
7835 vectorization, adjust function calls.
7836 (vectorizable_type_promotion): Likewise.
7837 (vectorizable_store): Check for outer loop only in case of loop
7838 vectorization. Adjust function calls. For basic blocks, skip the
7839 relevance check and don't advance pointers.
7840 (vectorizable_load): Likewise.
7841 (vectorizable_condition): Add assert that it is loop vectorization,
7842 adjust function calls.
7843 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7844 that it is not reduction, get vector type, call only supported
7845 functions, skip loop specific parts.
7846 (vect_transform_stmt): Check for outer loop only in case of loop
7848 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7849 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7850 for external definition.
7851 * passes.c (pass_slp_vectorize): New pass.
7852 * tree-vect-slp.c (find_bb_location): New function.
7853 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7854 check for patterns only in loops.
7855 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7856 case of multiple types in basic block SLP.
7857 (vect_mark_slp_stmts_relevant): New function.
7858 (vect_supported_load_permutation_p): Fix comment.
7859 (vect_analyze_slp_instance): Add argument. In case of basic block
7860 SLP, take vectorization factor from statement's type, check that
7861 unrolling factor is 1. Adjust function call. Save SLP instance in
7862 either loop or basic block vectorization structure. Return FALSE,
7864 (vect_analyze_slp): Add argument. Get strided stores groups from
7865 either loop or basic block vectorization structure. Return FALSE
7866 if basic block SLP failed.
7867 (new_bb_vec_info): New function.
7868 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7869 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7870 (vect_schedule_slp): Add argument. Get SLP instances from either
7871 loop or basic block vectorization structure. Set vectorization factor
7872 to be 1 for basic block SLP.
7873 (vect_slp_transform_bb): New function.
7874 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7876 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7878 * final.c (shorten_branches): Do not align labels for jump tables.
7879 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7881 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7883 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7884 Remove outdated reference to flow.c and fix nits.
7885 * doc/gccint.texi: Tweak RTL description.
7886 * doc/rtl.texi: Likewise.
7888 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7890 * config/avr/avr.c: Change my email address.
7891 * config/avr/avr.h: Likewise.
7892 * config/avr/avr.md: Likewise.
7893 * config/avr/avr-protos.h: Likewise.
7894 * config/avr/libgcc.S: Likewise.
7896 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7898 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7899 (spu_split_load, spu_split_store): Change return type to int.
7900 (spu_split_convert): Declare.
7901 * config/spu/predicates.md (spu_mem_operand): Remove.
7902 (spu_mov_operand): Update.
7903 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7904 * config/spu/spu.c (regno_aligned_for_load): Remove.
7905 (reg_aligned_for_addr, spu_expand_load): Define.
7906 (spu_expand_extv): Reimplement and handle MEM.
7907 (spu_expand_insv): Handle MEM.
7908 (spu_sched_reorder): Handle insn's with length 0.
7909 (spu_legitimate_address_p): Reimplement.
7910 (store_with_one_insn_p): Return TRUE for any mode with size
7911 larger than 16 bytes.
7912 (address_needs_split): Define.
7913 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7915 (spu_convert_move): Define.
7916 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7917 (spu_split_store): Change all MEM's to TImode.
7918 (spu_init_expanders): Preallocate registers that correspond to
7919 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7921 (spu_split_convert): Define.
7922 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7923 (_move<mode>, _movdi, _movti): Update predicate and condition.
7924 (load, store): Change to define_split.
7925 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7927 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7928 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7929 define_insn_and_split of lshr<mode>3.
7930 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7931 (<v>ashr<mode>3_imm): Define.
7932 (extv, extzv, insv): Allow MEM operands.
7933 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7934 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7935 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7936 (_spu_convert2): Change to define_insn_and_split and remove the
7937 corresponding define_peephole2.
7938 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7939 Change predicates to memory_operand.
7941 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7943 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7945 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7947 PR tree-optimization/40219
7948 * tree.c (iterative_hash_expr): Make sure the builtin function is
7949 a normal builtin function and not a front end or back end builtin
7950 before indexing into the built_in_decls array.
7952 2009-05-22 Richard Guenther <rguenther@suse.de>
7955 * alias.c (write_dependence_p): Do not use TBAA for answering
7956 anti-dependence or output-dependence.
7957 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7958 (emit_pointer_definition): Remove.
7959 (emit_alias_warning): Likewise.
7960 (find_what_var_points_to): Remove TBAA pruning code.
7961 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7963 (compute_points_to_sets): Remove code computing the set of
7964 dereferenced pointers.
7965 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7966 oracle for querying anti and output dependencies.
7967 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7968 if TBAA may be applied.
7969 (refs_anti_dependent_p): New function.
7970 (refs_output_dependent_p): Likewise.
7971 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7972 (refs_output_dependent_p): Likewise.
7973 * doc/tree-ssa.texi (Memory model): New section.
7974 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7975 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7976 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7977 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7978 * expr.c (expand_expr_real_1): Likewise.
7979 * gimple-low.c (lower_stmt): Likewise.
7980 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7981 (dump_gimple_cdt): Remove.
7982 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7983 (gimple_size): Likewise.
7984 (walk_gimple_op): Likewise.
7985 (is_gimple_stmt): Likewise.
7986 (walk_stmt_load_store_addr_ops): Likewise.
7987 (gimple_build_cdt): Remove.
7988 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7989 * gimple.h (gimple_cdt_new_type): Remove.
7990 (gimple_cdt_new_type_ptr): Likewise.
7991 (gimple_cdt_set_new_type): Likewise.
7992 (gimple_cdt_location): Likewise.
7993 (gimple_cdt_location_ptr): Likewise.
7994 (gimple_cdt_set_location): Likewise.
7995 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7996 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7997 GIMPLE_CHANGE_DYNAMIC_TYPE.
7998 (verify_types_in_gimple_stmt): Likewise.
7999 * tree-inline.c (estimate_num_insns): Likewise.
8000 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8001 (copy_decl_to_var): Likewise.
8002 (copy_result_decl_to_var): Likewise.
8003 * tree-pretty-print.c (dump_generic_node): Do not handle
8004 CHANGE_DYNAMIC_TYPE_EXPR.
8005 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8006 * tree-ssa-operands.c (get_expr_operands): Likewise.
8007 * tree-ssa-structalias.c (struct variable_info): Remove
8008 no_tbaa_pruning member.
8009 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8010 (unify_nodes): Do not copy it.
8011 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8012 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8013 (set_uids_in_ptset): Do not check it.
8014 (find_what_var_points_to): Likewise.
8015 (compute_tbaa_pruning): Remove.
8016 (compute_points_to_sets): Do not call it.
8017 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8018 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8019 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8020 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8021 (DECL_NO_TBAA_P): Likewise.
8022 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8023 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8024 (expand_omp_atomic_pipeline): Do not set it.
8025 * print-tree.c (print_node): Do not dump it.
8026 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8029 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8032 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8035 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8037 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8040 2009-05-22 Ben Elliston <bje@au.ibm.com>
8042 * Makefile.in (bversion.h, s-bversion): New targets.
8043 (TOPLEV_H): Add bversion.h.
8044 * toplev.h: Include "bversion.h".
8045 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8046 the __format__ attribute only if compiling with the same version
8047 of GCC as the sources (the "build version").
8049 2009-05-22 Ben Elliston <bje@au.ibm.com>
8051 * c-format.c (handle_format_attribute): Fix comment typo.
8053 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8056 * config/ia64/ia64.opt (mfused-madd): New.
8057 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8058 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8059 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8060 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8061 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8062 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8063 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8064 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8065 instruction if !TARGET_FUSED_MADD.
8066 (fpma, fpms): Remove colon from name.
8068 2009-05-22 Richard Guenther <rguenther@suse.de>
8070 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8071 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8072 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8074 (create_expression_by_pieces): Only convert if necessary.
8075 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8076 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8078 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8080 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8081 regular pattern from a template and rename it ...
8082 (*extzv_truncsi_exts): ... to this.
8084 2009-05-21 Richard Guenther <rguenther@suse.de>
8086 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8087 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8088 (cgraph_default_inline_p): Likewise.
8089 (cgraph_decide_inlining_incrementally): Likewise.
8091 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8092 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/cpuid.h (bit_MOVBE): New.
8096 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8098 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8099 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8100 (ix86_handle_option): Handle OPT_mmovbe.
8101 (ix86_target_string): Add -mmovbe.
8102 (pta_flags): Add PTA_MOVBE.
8103 (processor_alias_table): Add PTA_MOVBE to "atom".
8104 (override_options): Handle PTA_MOVBE.
8106 * config/i386/i386.h (TARGET_MOVBE): New.
8108 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8109 (*bswapsi_movbe): New.
8110 (*bswapdi_movbe): Likewise.
8111 (bswapdi2): Renamed to ...
8113 (bswapdi2): New expander.
8115 * config/i386/i386.opt (mmovbe): New.
8117 * doc/invoke.texi: Document -mmovbe.
8119 2009-05-21 Taras Glek <tglek@mozilla.com>
8121 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8122 * gcc-plugin.h (plugin_init): Updated signature.
8123 * gcc-plugin.h (plugin_name_args): Moved to this header.
8124 * doc/plugins.texi (plugin_init): Updated documention to reflect
8126 * doc/plugins.texi (plugin_name_args): Added to documention.
8128 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8130 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8131 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8133 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8135 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8136 JUMP_TABLE_DATA_P predicates where applicable.
8137 * config/i386/predicates.md: Ditto.
8138 * config/i386/sse.md: Ditto.
8140 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8142 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8143 operand2 -128 override length_immediate attribute to 1.
8144 * config/i386/predicates.md (constm128_operand): New predicate.
8146 * config/i386/i386.c (memory_address_length): Handle %r12
8147 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8149 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8150 mode look through optional ZERO_EXTEND and SUBREG.
8151 * config/i386/i386.md (R12_REG): New define_constant.
8152 (prefix_data16): For sse unit set also for MODE_TI insns.
8153 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8154 insns set if operand 1 is ext_QIreg_operand.
8155 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8156 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8158 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8159 mode from MODE_DI to MODE_SI.
8160 (movdi_1_rex64): Override modrm and length_immediate attributes
8161 only for movabs (TYPE_IMOV, alternative 2).
8162 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8163 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8164 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8165 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8166 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8167 prefix_rex attribute if DImode.
8168 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8169 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8170 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8171 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8172 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8173 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8174 Likewise. For TYPE_IMOV clear length_immediate attribute.
8175 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8176 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8177 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8178 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8179 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8180 or one operand TYPE_ISHIFT.
8181 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8182 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8183 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8184 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8185 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8186 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8187 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8188 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8189 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8190 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8191 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8192 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8193 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8194 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8195 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8196 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8197 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8198 set mode attribute, don't override length attribute.
8199 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8201 (return_internal_long): Set length attribute to 2 instead of 1.
8202 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8203 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8204 prefix_rex attribute.
8205 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8207 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8209 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8211 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8213 2009-05-20 Ian Lance Taylor <iant@google.com>
8215 * tree.c (build_tree_list_vec_stat): New function.
8216 (ctor_to_vec): New function.
8217 (build_nt_call_vec): New function.
8218 (build_call_array): Change args to be a const pointer.
8219 (build_call_vec): New function.
8220 * tree.h (build_nt_call_vec): Declare.
8221 (build_tree_list_vec_stat): Declare.
8222 (build_tree_list_vec): Define.
8223 (build_call_array): Update declaration.
8224 (build_call_vec): Declare.
8225 (ctor_to_vec): Declare.
8226 * c-common.c (tree_vector_cache): New static variable.
8227 (make_tree_vector): New function.
8228 (release_tree_vector): New function.
8229 (make_tree_vector_single): New function.
8230 (make_tree_vector_copy): New function.
8231 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8232 (make_tree_vector_single, make_tree_vector_copy): Declare.
8233 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8234 (c_parser_expr_list): Don't manage cache here, instead call
8236 (c_parser_release_expr_list): Remove static function.
8237 (c_parser_vec_to_tree_list): Remove static function.
8238 (c_parser_attributes): Call build_tree_list_vec instead of
8239 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8240 c_parser_release_expr_list.
8241 (c_parser_postfix_expression_after_primary): Likewise.
8242 (c_parser_objc_keywordexpr): Likewise.
8244 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8246 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8247 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8248 TARGET_CONVERT_TO_TYPE.
8249 * hooks.c (hook_tree_const_tree_null): Define.
8250 * hooks.h (hook_tree_const_tree_null): Declare.
8251 * target.h (struct gcc_target): Add invalid_parameter_type,
8252 invalid_return_type, promoted_type, and convert_to_type fields.
8253 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8254 (TARGET_INVALID_RETURN_TYPE): Define.
8255 (TARGET_PROMOTED_TYPE): Define.
8256 (TARGET_CONVERT_TO_TYPE): Define.
8257 (TARGET_INITIALIZER): Update for new fields.
8258 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8259 (grokparms): Check targetm.invalid_parameter_type.
8260 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8261 * c-convert.c (convert): Check targetm.convert_to_type.
8263 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8265 * config/mips/mips.md (*extenddi_truncate<mode>,
8266 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8268 (*extendhi_truncateqi): New define_insn_and_sptit.
8270 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8273 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8274 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8276 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8278 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8279 the operand of VIEW_CONVERT_EXPR.
8281 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8283 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8284 extended family and model for Intel processors. Support Intel Atom.
8286 2009-05-20 Olivier Hainque <hainque@adacore.com>
8288 * gstab.h (stab_code_type): Define, to be used instead of the
8289 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8291 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8292 occurrences by stab_code_type.
8293 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8295 2009-05-20 Martin Jambor <mjambor@suse.cz>
8297 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8298 (sra_insert_before): Likewise.
8299 (sra_insert_after): Likewise.
8300 (sra_init_cache): Likewise.
8301 (sra_type_can_be_decomposed_p): Likewise.
8302 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8303 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8304 (sra_insert_before): Likewise.
8305 (sra_insert_after): Likewise.
8306 (sra_init_cache): Likewise.
8307 (insert_edge_copies_seq): Made static and moved upwards.
8309 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8312 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8314 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8315 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8318 2009-05-20 Richard Guenther <rguenther@suse.de>
8320 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8321 with mismatched comparison modes.
8323 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8325 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8326 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8327 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8328 with shifts for Thumb2.
8329 (orsi_notsi): New for orn.
8330 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8331 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8332 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8333 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8334 Don't invert remainder for IOR.
8336 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8338 PR tree-optimization/40087
8339 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8340 number_of_iterations_ne): Rename never_infinite argument.
8341 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8342 number_of_iterations_le): Handle pointer-type ivs when
8343 exit_must_be_taken is false.
8344 (number_of_iterations_cond): Do not always assume that
8345 exit_must_be_taken if the control variable is a pointer.
8347 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8349 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8350 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8352 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8354 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8355 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8357 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8360 * c.opt (Wlogical-op): Disabled by default.
8361 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8363 * doc/invoke.texi (Wlogical-op): Likewise.
8365 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8367 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8369 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8370 Propagate the type of the first operand.
8371 <ASSERT_EXPR>: Simplify.
8372 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8373 Rewrite using the RHS code as discriminant.
8374 <NOP_EXPR>: Turn into CASE_CONVERT.
8375 <PLUS_EXPR>: Propagate the type of the first operand.
8377 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8379 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8380 (ia64_dconst_0_375): New.
8381 * config/ia64/ia64.c (ia64_override_options): Remove
8382 -minline-sqrt-min-latency warning.
8383 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8384 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8385 * config/ia64/ia64.md (*sqrt_approx): Remove.
8386 (sqrtsf2): Remove #if 0.
8387 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8388 (sqrtdf): Remove assert.
8389 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8390 (sqrtxf2): Remove #if 0.
8391 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8392 * div.md (sqrt_approx_rf): New.
8393 (sqrtsf2_internal_thr): New implementation.
8394 (sqrtsf2_internal_lat): New.
8395 (sqrtdf2_internal_thr: New implementation.
8396 (sqrtxf2_internal): New implementation.
8398 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8399 Hans-Peter Nilsson <hp@axis.com>
8401 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8402 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8403 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8404 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8405 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8406 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8407 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8408 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8409 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8410 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8411 * c-common.c: ...from here.
8413 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8415 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8417 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8419 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8421 2009-05-19 Ben Elliston <bje@au.ibm.com>
8423 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8424 assignments with memcpy calls.
8425 (add_fdes): Likewise.
8426 (binary_search_unencoded_fdes): Likewise.
8427 (linear_search_fdes): Eliminate type puns.
8429 2009-05-19 Richard Guenther <rguenther@suse.de>
8431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8432 not falsely claim to have propagated into all uses.
8434 2009-05-19 Ben Elliston <bje@au.ibm.com>
8436 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8439 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8441 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8442 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8443 (TARGET_LEGITIMATE_ADDRESS_P): New.
8444 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8445 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8447 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8450 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8451 child of the containing namespace's DIE.
8453 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8455 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8456 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8457 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8460 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8463 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8464 gen_align with gen_pad.
8465 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8466 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8468 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8469 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8471 * config/i386/i386.md (align): Renamed to ...
8472 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8473 ASM_OUTPUT_MAX_SKIP_PAD.
8475 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8477 * config.gcc: Fix variable syntax.
8480 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8481 before calling exact_log2.
8482 (output_iorsi3): Likewise.
8483 (output_xorsi3): Likewise.
8485 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8487 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8488 for the none zero constant operand except for EQ and NE
8489 comprisons even when the first operand is R0.
8491 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8493 * config/s390/2064.md: Remove trailing whitespaces.
8494 * config/s390/2084.md: Likewise.
8495 * config/s390/constraints.md: Likewise.
8496 * config/s390/fixdfdi.h: Likewise.
8497 * config/s390/libgcc-glibc.ver: Likewise.
8498 * config/s390/s390-modes.def: Likewise.
8499 * config/s390/s390-protos.h: Likewise.
8500 * config/s390/s390.c: Likewise.
8501 * config/s390/s390.h: Likewise.
8502 * config/s390/s390.md: Likewise.
8503 * config/s390/tpf-unwind.h: Likewise.
8505 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8507 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8509 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8512 * configure.ac (m68k-*-*): Check if binutils support TLS.
8513 * configure: Regenerate.
8514 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8515 * config/m68k/constraints.md (Cu): New constraint.
8516 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8517 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8518 (movsi): Handle TLS symbols.
8519 (addsi3_5200): Handle XTLS symbols, indent.
8520 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8521 (m68k_tls_reference_p): Declare.
8522 (m68k_legitimize_address): Declare.
8523 (m68k_unwrap_symbol): Declare.
8524 * config/m68k/m68k.opt (mxtls): New option.
8525 * config/m68k/m68k.c (ggc.h): Include.
8526 (m68k_output_dwarf_dtprel): Implement hook.
8527 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8528 (m68k_expand_prologue): Load GOT pointer when function needs it.
8529 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8530 (m68k_legitimate_constant_address_p): Same.
8531 (m68k_decompose_address): Handle TLS references.
8532 (m68k_get_gp): New static function.
8533 (enum m68k_reloc): New contants.
8534 (TLS_RELOC_P): New macro.
8535 (m68k_wrap_symbol): New static function.
8536 (m68k_unwrap_symbol): New function.
8537 (m68k_final_prescan_insn_1): New static function.
8538 (m68k_final_prescan_insn): New function.
8539 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8541 (legitimize_pic_address): Handle TLS references..
8542 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8543 (m68k_libcall_value_in_a0_p)
8544 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8545 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8546 (m68k_legitimize_tls_address): Handle TLS references.
8547 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8549 (m68k_legitimize_address): Handle TLS symbols.
8550 (m68k_get_reloc_decoration): New static function.
8551 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8553 (m68k_output_dwarf_dtprel): Implement hook.
8554 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8555 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8556 m68k_call_* routines.
8557 (sched_attr_op_type): Handle TLS symbols.
8558 (gt-m68k.h): Include.
8559 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8560 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8562 2009-05-18 Martin Jambor <mjambor@suse.cz>
8564 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8565 (visit_store_addr_for_mod_analysis): New function.
8566 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8567 (determine_cst_member_ptr): Use gimple_assign_single_p.
8568 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8569 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8570 operands. Don't check number of operands of a NOP_EXPR.
8572 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8574 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8576 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8579 * c-common.c (warn_logical_operator): Don't warn if one of
8580 expression isn't always true or false.
8582 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8584 * config/i386/biarch32.h: New file.
8585 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8587 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8589 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8590 *zero_extend<mode>_truncqi): Merge these into ...
8591 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8592 Name the pattern following this as *zero_extendhi_truncqi.
8594 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8597 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8598 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8599 (output_info): Make field HOST_WIDEST_INT.
8600 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8601 (dump_bitmat_statistics): Same.
8603 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8605 * config.gcc (use_gcc_stdint): Set to wrap.
8606 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8607 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8608 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8609 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8610 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8611 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8612 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8613 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8615 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8617 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8619 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8620 Move definitions earlier.
8621 (OPT_ARCH64, OPT_ARCH32): Define.
8622 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8625 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8628 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8631 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8633 * arm.md (movdi2): Copy non-reg values to DImode registers.
8635 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8638 * final.c (label_to_max_skip): New function.
8639 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8640 CODE_LABEL_NUMBER <= max_labelno.
8641 * output.h (label_to_max_skip): New prototype.
8642 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8643 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8644 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8645 Handle CODE_LABELs with >= 16 byte alignment or with
8646 max_skip == (1 << align) - 1.
8647 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8648 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8651 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8652 .p2align 3 if MAX_SKIP is smaller than 7.
8653 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8655 2009-05-15 Ian Lance Taylor <iant@google.com>
8657 * alias.c (struct alias_set_entry_d): Rename from struct
8658 alias_set_entry. Change all uses.
8659 * except.c (struct call_site_record_d): Rename from struct
8660 call_site_record. Change all uses.
8661 * except.h (struct eh_region_d): Rename from struct eh_region.
8663 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8665 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8666 ivtype_map_elt. Change all uses.
8667 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8669 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8670 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8672 (struct sese_d): Rename from struct sese. Change all uses.
8673 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8674 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8675 * optabs.h (struct optab_d): Rename from struct optab. Change all
8677 (struct convert_optab_d): Rename from struct convert_optab.
8679 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8680 ipa_opt_pass. Change all uses.
8681 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8684 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8685 defined as a typedef.
8686 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8689 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8692 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8694 (merge_ranges): Returns bool.
8695 * tree.h (make_range): .. to here.
8696 (build_range_check): Likewise.
8697 (merge_ranges): Likewise. Renamed from merge_ranges.
8698 * c-typeck.c (parser_build_binary_op): Update calls to
8699 warn_logical_operator.
8700 * c-common.c (warn_logical_operator): Add new warning.
8701 * c-common.h (warn_logical_operator): Update declaration.
8703 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8705 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8707 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8709 * doc/install.texi: Document MPC requirements, flags etc.
8711 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8712 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8713 Evaluate constant arguments.
8714 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8715 (fold_builtin_1): Likewise, also evaluate constant arguments.
8716 Remove superfluous break.
8717 (do_mpc_ckconv): New.
8718 * real.h: Include mpc.h.
8719 * toplev.c (print_version): Output MPC version info if available.
8721 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8723 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8725 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8727 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8730 2009-05-15 Jan Hubicka <jh@suse.cz>
8732 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8733 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8734 (try_inline): Fix return value.
8735 (cgraph_decide_inlining_incrementally): Honor new value.
8736 (cgraph_early_inlining): Handle indirect inlining.
8737 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8739 2009-05-15 Jan Hubicka <jh@suse.cz>
8741 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8742 * cgraphunit.c (cgraph_finalize_function): Set it.
8743 (cgraph_expand_function): Use it.
8745 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8747 * real.c (encode_ieee_half): Define.
8748 (decode_ieee_half): Define.
8749 (ieee_half_format): Define.
8750 (arm_half_format): Define.
8751 * real.h (ieee_half_format): Declare.
8752 (arm_half_format): Declare.
8754 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8756 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8757 swapped, and reversed optabs exist before trying to use them.
8759 2009-05-15 Paul Brook <paul@codesourcery.com>
8760 Sandra Loosemore <sandra@codesourcery.com>
8762 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8763 loads. Allow PRE_DEC.
8764 (output_move_neon): Handle PRE_DEC.
8765 (arm_print_operand): Add 'A' for neon structure loads.
8766 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8767 * config/arm/neon.md (neon_mov): Update comment.
8768 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8770 (Um): New constraint.
8772 2009-05-15 Jan Hubicka <jh@suse.cz>
8774 Revert the following patch until testsuite fallout is fixed:
8775 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8776 * cgraph.h (struct inline_summary): New filed self_wize,
8777 size_inlining_benefit, self_time and time_inlining_benefit.
8778 (struct cgraph_global_info): Replace insns by time ans size fields.
8779 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8780 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8781 (ipcp_update_callgraph): Do not touch function bodies.
8782 * ipa-inline.c: Include except.h
8783 (MAX_TIME): New constant.
8784 (overall_insns): Remove
8785 (overall_size, max_benefit): New static variables.
8786 (cgraph_estimate_time_after_inlining): New function.
8787 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8788 (cgraph_clone_inlined_nodes): Update size.
8789 (cgraph_mark_inline_edge): Update size.
8790 (cgraph_estimate_growth): Use size info.
8791 (cgraph_check_inline_limits): Check size.
8792 (cgraph_default_inline_p): Likewise.
8793 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8794 (cgraph_decide_recursive_inlining): Check size.
8795 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8797 (cgraph_decide_inlining): Likewise.
8798 (cgraph_decide_inlining_incrementally): Likewise; honor
8799 PARAM_EARLY_INLINING_INSNS.
8800 (likely_eliminated_by_inlining_p): New predicate.
8801 (estimate_function_body_sizes): New function.
8802 (compute_inline_parameters): Use it.
8803 * except.c (must_not_throw_labels): New function.
8804 * except.h (must_not_throw_labels): Declare.
8805 * tree-inline.c (init_inline_once): Kill inlining_weigths
8806 * tree-ssa-structalias.c: Avoid uninitialized warning.
8807 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8808 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8809 (PARAM_INLINE_CALL_COST): Remove.
8810 (PARAM_EARLY_INLINING_INSNS): New.
8812 2009-05-15 Richard Guenther <rguenther@suse.de>
8814 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8815 not TODO_update_ssa.
8817 2009-05-15 Richard Guenther <rguenther@suse.de>
8819 PR tree-optimization/39999
8820 * gimple.h (gimple_expr_type): Use the expression type looking
8821 through useless conversions.
8822 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8823 (vn_nary_op_insert_stmt): Likewise.
8824 (simplify_binary_expression): Likewise.
8826 2009-05-15 Richard Guenther <rguenther@suse.de>
8828 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8829 New options, enabled by default.
8830 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8832 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8833 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8834 * tree-ssa-structalias.c (gate_tree_pta): New function.
8835 (pass_build_alias): Use it.
8837 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8840 recurse on an invariant address if a conversion from a pointer
8841 type to a wider integer type is involved.
8843 2009-05-15 Jan Hubicka <jh@suse.cz>
8845 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8846 * cgraph.h (struct inline_summary): New filed self_wize,
8847 size_inlining_benefit, self_time and time_inlining_benefit.
8848 (struct cgraph_global_info): Replace insns by time ans size fields.
8849 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8850 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8851 (ipcp_update_callgraph): Do not touch function bodies.
8852 * ipa-inline.c: Include except.h
8853 (MAX_TIME): New constant.
8854 (overall_insns): Remove
8855 (overall_size, max_benefit): New static variables.
8856 (cgraph_estimate_time_after_inlining): New function.
8857 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8858 (cgraph_clone_inlined_nodes): Update size.
8859 (cgraph_mark_inline_edge): Update size.
8860 (cgraph_estimate_growth): Use size info.
8861 (cgraph_check_inline_limits): Check size.
8862 (cgraph_default_inline_p): Likewise.
8863 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8864 (cgraph_decide_recursive_inlining): Check size.
8865 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8867 (cgraph_decide_inlining): Likewise.
8868 (cgraph_decide_inlining_incrementally): Likewise; honor
8869 PARAM_EARLY_INLINING_INSNS.
8870 (likely_eliminated_by_inlining_p): New predicate.
8871 (estimate_function_body_sizes): New function.
8872 (compute_inline_parameters): Use it.
8873 * except.c (must_not_throw_labels): New function.
8874 * except.h (must_not_throw_labels): Declare.
8875 * tree-inline.c (init_inline_once): Kill inlining_weigths
8876 * tree-ssa-structalias.c: Avoid uninitialized warning.
8877 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8878 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8879 (PARAM_INLINE_CALL_COST): Remove.
8880 (PARAM_EARLY_INLINING_INSNS): New.
8881 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8882 (inline-call-cost): Remove.
8883 (early-inlining-insns): New.
8885 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8887 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8889 (print_int_cst_bounds_in_octal_p): Likewise.
8890 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8892 * dwarf2out.c (base_type_die): Likewise.
8893 (is_subrange_type): Delete.
8894 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8895 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8896 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8897 if the destination type is boolean.
8898 (build_range_check): Do not special-case subtypes.
8899 (fold_sign_changed_comparison): Likewise.
8900 (fold_unary): Likewise.
8901 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8902 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8903 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8904 * tree.c (subrange_type_for_debug_p): New predicate based on the
8905 former is_subrange_type.
8906 * tree.h (subrange_type_for_debug_p): Declare.
8907 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8908 (convert_affine_scev): Remove call to above function.
8909 (chrec_convert_aggressive): Likewise.
8910 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8911 false for conversions involving subtypes.
8912 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8913 (vrp_val_min): Likewise.
8914 (needs_overflow_infinity): Likewise.
8915 (extract_range_from_unary_expr): Likewise.
8917 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8919 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8920 * config/frv/frv.c: Likewise.
8921 * config/s390/s390.c: Likewise.
8922 * config/sparc/sparc.h: Likewise.
8923 * config/i386/i386.h: Likewise.
8924 * config/i386/i386.c: Likewise.
8925 * config/crx/crx.c: Likewise.
8926 * config/m68hc11/m68hc11.h: Likewise.
8927 * config/iq2000/iq2000.c: Likewise.
8928 * config/mn10300/mn10300.h: Likewise.
8929 * config/mn10300/mn10300.c: Likewise.
8930 * config/m68k/m68k.c: Likewise.
8931 * config/rs6000/rs6000.c: Likewise.
8932 * config/rs6000/xcoff.h: Likewise.
8933 * config/rs6000/linux64.h: Likewise.
8934 * config/rs6000/sysv4.h: Likewise.
8935 * config/score/score3.c: Likewise.
8936 * config/score/score7.c: Likewise.
8937 * config/score/score.c: Likewise.
8938 * config/arm/arm.md: Likewise.
8939 * config/mips/mips.c: Likewise.
8940 * config/mips/mips.md: Likewise.
8941 * config/bfin/bfin.h: Likewise.
8942 * config/pa/pa.c: Likewise.
8943 * config/pa/constraints.md: Likewise.
8945 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8946 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8947 * config/pdp11/pdp11.h: Use memory_address_p instead.
8949 2009-05-14 Ian Lance Taylor <iant@google.com>
8951 * passes.c (finish_optimization_passes): Change i to int.
8952 * plugin.c (plugins_active_p): Change event to int.
8953 (dump_active_plugins): Likewise.
8954 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8956 * tree.c (tree_range_check_failed): Change c to unsigned int.
8957 (omp_clause_range_check_failed): Likewise.
8958 (build_common_builtin_nodes): Change mode to int. Add cast.
8959 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8960 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8962 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8963 ++ or -- with a variable of enum type.
8965 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8968 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8970 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8972 * store-motion.c: Do not include params.h
8973 * Makefile.in: Fix dependencies for various files.
8975 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8977 * auto-inc-dec.c: Fix pass description, remove apparent
8978 accidental duplication.
8980 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8983 * ipa-utils.h (memory_identifier_string): Moved to ...
8984 * tree.h (memory_identifier_string): Here. Add GTY(()).
8986 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8988 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8989 in the former documentation of...
8990 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8991 * ira-conflicts.c (get_dup_num): Use address_operand.
8992 * targhooks.c (default_legitimate_address_p): New.
8993 * targhooks.h (default_legitimate_address_p): New.
8994 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8996 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8997 * target.h (struct target): Add legitimate_address_p.
8998 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8999 (TARGET_INITIALIZER): Include it.
9001 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9002 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9003 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9004 (TARGET_LEGITIMATE_ADDRESS_P): New.
9006 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9007 (REG_OK_STRICT_P): Delete.
9008 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9009 (frv_legitimate_address_p_1): ... this.
9010 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9011 (frv_legitimate_address_p_1): ... the renamed old
9012 frv_legitimate_address_p.
9013 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9014 (TARGET_LEGITIMATE_ADDRESS_P): New.
9016 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9017 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9018 * config/s390/s390.c (legitimate_address_p): Rename to...
9019 (s390_legitimate_address_p): ... this, make static.
9020 (legitimize_address): Adjust call.
9021 (TARGET_LEGITIMATE_ADDRESS_P): New.
9022 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9024 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9025 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9026 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9027 (TARGET_LEGITIMATE_ADDRESS_P): New.
9029 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9030 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9031 * config/spu/spu.c (spu_legitimate_address): Rename to...
9032 (spu_legitimate_address_p): ... this, make static.
9033 (TARGET_LEGITIMATE_ADDRESS_P): New.
9035 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9036 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9037 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9038 (sparc_legitimate_address_p): ... this, make static and return bool.
9039 (legitimize_address): Adjust call.
9040 (TARGET_LEGITIMATE_ADDRESS_P): New.
9042 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9043 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9044 * config/i386/i386.c (legitimate_address_p): Rename to...
9045 (ix86_legitimate_address_p): ... this, make static.
9046 (constant_address_p): Move after it, adjust call.
9047 (TARGET_LEGITIMATE_ADDRESS_P): New.
9049 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9050 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9051 * config/avr/avr.c (legitimate_address_p): Rename to...
9052 (avr_legitimate_address_p): ... this, make static.
9053 (legitimize_address): Adjust call.
9054 (TARGET_LEGITIMATE_ADDRESS_P): New.
9056 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9057 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9058 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9059 (TARGET_LEGITIMATE_ADDRESS_P): New.
9061 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9062 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9063 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9064 (TARGET_LEGITIMATE_ADDRESS_P): New.
9066 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9067 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9069 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9071 (TARGET_LEGITIMATE_ADDRESS_P): New.
9073 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9074 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9076 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9078 (m68hc11_legitimate_address_p): ... this, make static.
9079 (go_if_legitimate_address_internal): Rename to...
9080 (m68hc11_legitimate_address_p_1): ... this.
9081 (legitimize_address): Adjust call.
9082 (TARGET_LEGITIMATE_ADDRESS_P): New.
9084 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9085 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9086 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9087 (TARGET_LEGITIMATE_ADDRESS_P): New.
9089 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9090 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9091 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9092 (mn10300_legitimate_address_p): ... this, make static.
9093 (TARGET_LEGITIMATE_ADDRESS_P): New.
9095 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9096 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9097 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9098 (TARGET_LEGITIMATE_ADDRESS_P): New.
9100 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9101 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9102 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9103 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9104 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9105 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9106 (rs6000_legitimate_address_p): ... this, make static.
9107 (TARGET_LEGITIMATE_ADDRESS_P): New.
9108 (REG_MODE_OK_FOR_BASE_P): Delete.
9109 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9111 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9112 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9114 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9115 static, adjust types.
9116 (TARGET_LEGITIMATE_ADDRESS_P): New.
9118 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9119 * config/score/score.c (score_address_p): Rename to...
9120 (score_legitimate_address_p): ... this.
9121 (TARGET_LEGITIMATE_ADDRESS_P): New.
9122 * config/score/score3.c (score3_address_p): Rename to...
9123 (score3_legitimate_address_p): ... this.
9124 * config/score/score7.c (score7_address_p): Rename to...
9125 (score7_legitimate_address_p): ... this.
9127 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9128 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9129 GO_IF_LEGITIMATE_ADDRESS): Delete.
9130 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9131 thumb2_legitimate_address_p): Delete.
9132 (arm_legitimate_address_p): Rename to...
9133 (arm_legitimate_address_outer_p): ... this.
9134 * config/arm/constraints.md ("Uq"): Adjust call.
9135 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9136 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9138 (arm_legitimate_address_outer_p): ... this.
9139 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9141 (TARGET_LEGITIMATE_ADDRESS_P): New.
9143 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9144 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9145 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9146 (TARGET_LEGITIMATE_ADDRESS_P): New.
9148 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9149 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9150 * config/vax/vax.c (legitimate_address_p): Rename to...
9151 (vax_legitimate_address_p): ... this, make static.
9152 (TARGET_LEGITIMATE_ADDRESS_P): New.
9154 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9155 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9156 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9157 (TARGET_LEGITIMATE_ADDRESS_P): New.
9159 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9160 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9161 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9162 (mmix_legitimate_address_p): ... this, make static.
9163 (TARGET_LEGITIMATE_ADDRESS_P): New.
9165 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9166 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9167 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9168 (TARGET_LEGITIMATE_ADDRESS_P): New.
9170 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9172 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9173 of MODE_COMPLEX_INT.
9175 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9177 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9178 LCT_NORMAL in function call.
9179 * mips-tdump.c (print_file_desc): Add cast to enum type.
9180 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9181 (mark_stabs): Add casts to enum types.
9182 (parse_stabs_common): Add casts to enum types.
9184 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9186 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9187 Check for invalid values of LETTER.
9189 2009-05-13 Taras Glek <tglek@mozilla.com>
9191 * attribs.c (register_attribute): moved out attribute registration
9192 into register_attribute.
9193 * doc/plugins.texi: Documented register_attribute and
9195 * gcc-plugin.h: Added forward decl for register_attribute.
9196 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9197 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9198 PLUGIN_ATTRIBUTES boilerplate.
9200 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9202 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9203 values even in sentinel and empty entries.
9204 (ms_printf_flag_specs): Likewise.
9205 (ms_scanf_flag_specs): Likewise.
9206 (ms_strftime_flag_specs): Likewise.
9207 (ms_print_char_table): Likewise.
9208 (ms_scan_char_table): Likewise.
9209 (ms_time_char_table): Likewise.
9211 2009-05-13 Doug Kwan <dougkwan@google.com>
9213 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9215 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9217 * config/mips/mips.md (store): Add attributes for QI and HI.
9219 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9220 (truncdi<mode>2): ... this new pattern.
9222 2009-05-13 Brad Hards <bradh@kde.org>
9224 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9226 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9227 Ben Elliston <bje@au.ibm.com>
9230 * dse.c (check_mem_read_rtx): Guard against width == -1.
9232 2009-05-13 Michael Matz <matz@suse.de>
9235 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9236 (trivially_conflicts_p): New function.
9237 (insert_backedge_copies): Use it.
9239 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9241 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9242 (handle_stdc_pragma): Use new enum constant names.
9243 (handle_pragma_float_const_decimal64): Ditto.
9245 2009-05-13 Ian Lance Taylor <iant@google.com>
9247 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9250 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9252 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9253 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9255 * config/m68k/m68k.h (FL_UCLINUX): Define.
9257 2009-05-13 Jan Hubicka <jh@suse.cz>
9259 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9261 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9263 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9264 unless -fschedule-insns is specified.
9266 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9269 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9270 TARGET_EXPAND_CBRANCHDI4.
9271 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9272 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9273 (cmpeqdi): Fix comment.
9275 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9277 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9278 (sh_legitimate_address_p): Likewise.
9279 * config/sh/sh.c (sh_legitimate_index_p): New.
9280 (sh_legitimate_address_p): Likewise.
9281 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9282 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9283 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9284 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9285 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9286 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9287 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9288 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9289 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9291 2009-05-12 Jan Hubicka <jh@suse.cz>
9293 * tree-inline.c (estimate_operator_cost): Add operands;
9294 when division happens by constant, it is cheap.
9295 (estimate_num_insns): Loads and stores are not having cost of 0;
9296 EH magic stuff is cheap; when computing runtime cost of switch,
9297 use log2 base of amount of its cases; builtin_expect has cost of 0;
9298 compute cost for moving return value of call.
9299 (init_inline_once): Initialize time_based flags.
9300 * tree-inline.h (eni_weights_d): Add time_based flag.
9302 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9304 * df-core.c: Update head documentation.
9306 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9309 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9310 shadowing exisiting variable op1.
9312 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9315 * config/i386/driver-i386.c (processor_signatures): New enum.
9316 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9317 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9318 processor signature to detect geode processor.
9320 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9324 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9326 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9327 causes spurious differences between trunk and cond-optab branch.
9329 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9331 * dojump.c (compare_from_rtx): Delete.
9332 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9333 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9334 if the comparison does not satisfy the predicate; test predicates for
9335 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9336 further if one existing pattern fails.
9337 * expr.h (compare_from_rtx): Delete.
9338 (prepare_operand): Declare it.
9339 * optabs.c: Change "lib call" to "libcall" throughout.
9340 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9341 HAVE_conditional_trap, emit_cmp_insn): Delete.
9342 (can_compare_p): Delete cmp_optab case.
9343 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9344 Accept other parameters by value.
9345 (prepare_operand): Make non-static.
9346 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9347 other parameters by value. Try to widen operands here based on
9348 an optab_methods argument and looking at cbranch_optab.
9349 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9350 loop. Use cbranch_optab directly.
9351 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9352 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9354 (emit_conditional_move, emit_conditional_add): Inline what's needed
9355 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9356 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9357 with COMPARE. Move cmov_optab and cstore_optab above
9358 with cbranch_optab, move cmp_optab down with ucmp_optab,
9359 remove tst_otpab. Do not initialize trap_rtx.
9360 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9361 for trap code. Do not check HAVE_conditional_trap. Use
9362 prepare_cmp_insn. Accept no predicate for operand 3.
9363 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9364 (OTI_ctrap, ctrap_optab): New.
9365 (tst_optab): Delete.
9366 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9367 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9368 with lookup of ctrap_optab.
9369 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9373 * combine.c (combine_simplify_rtx, simplify_set): Do not
9374 special case comparing against zero for cc0 machines.
9375 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9376 COMPARE on cc0 machines.
9377 (simplify_relational_operation): Return a new expression when
9378 a COMPARE could be removed.
9379 * final.c (final_scan_insn): Compare cc_status values
9380 against LHS of a (compare FOO (const_int 0)) cc0 source.
9381 Also check if cc_status.value is the full compare.
9383 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9384 (cstoreMM4): Document.
9385 (conditional_trap): Document ctrapMM4 instead.
9386 (sync_compare_and_swapMM): Refer to cbranchcc4.
9387 (Dependent Patterns): Eliminate obsolete information referring to
9388 the old jump optimization phase.
9389 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9390 of compares with 0 on cc0 machines.
9391 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9392 avoiding references to cc0. Remove text about storing operands
9394 * doc/tm.texi (Condition Codes): Include blurb on different
9395 condition code representations, separate into subsections for
9396 CC0, MODE_CC and conditional execution.
9398 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9399 alpha_emit_setcc): Accept operands and a machine mode.
9400 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9401 Get code/op0/op1 from operands, use machine mode argument
9402 instead of alpha_compare.fp_p. Emit the branch here.
9403 (alpha_emit_setcc): Likewise, and return boolean.
9404 (alpha_emit_conditional_move): Likewise. Assert that
9405 cmp_op_mode == cmp_mode, and simplify accordingly.
9406 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9407 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9408 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9410 (stack probe test): Use cbranchdi4.
9411 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9413 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9414 * config/arc/arc.h (movsicc, movsfcc): Use it.
9415 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9416 (cbranchsi4, cstoresi4): New.
9417 (cmpsi, bCC and sCC expanders): Remove.
9419 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9420 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9421 * config/arm/predicates.md (arm_comparison_operator): Only include
9422 floating-point operators if there is a hardware floating-point unit.
9423 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9424 deferring to cbranch_cc and cstore_cc respectively.
9425 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9426 cbranch_cc, cstore_cc): New.
9427 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9429 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9431 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9432 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9434 (adjust_insn_length): Adjust calls.
9435 (avr_reorg): Handle (compare (foo) (const_int 0)).
9436 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9437 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9438 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9439 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9441 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9442 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9444 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9445 (cbranchsi4, cstorebi4, cstoresi4): New.
9446 (movbisi): This insn is duplicate, split it to zero_extend.
9447 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9448 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9449 (bfin_optimize_loop): Use cbranch expander.
9450 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9451 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9452 (bfin_bimode_comparison_operator): ... this.
9453 (bfin_direct_comparison_operator): New.
9455 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9456 inside (compare FOO (const_int 0)).
9457 (cris_rtx_costs): Handle ZERO_EXTRACT.
9458 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9459 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9460 (*tstdi_v32): Delete.
9461 (*cmpdi_non_v32): Add M alternative for operand 1.
9462 (cmpsi, cmp<mode>): Make private.
9463 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9465 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9467 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9468 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9469 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9470 (cc_reg_operand): New.
9472 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9473 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9474 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9475 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9476 crx_expand_scond): Delete.
9478 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9480 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9481 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9483 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9484 cstoresi4, cstoresf4, cstoredf4): New.
9485 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9486 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9487 Receive the entire operands array.
9488 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9489 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9490 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9491 Get test/op0/op1 from the operands array.
9492 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9494 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9495 (h8300_expand_store): New.
9496 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9498 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9499 (h8300_expand_store): New.
9500 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9501 or do not try to produce (set (cc0) REG).
9502 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9503 change a compare into a move to a scratch register. Disable some
9504 peepholes when comparing with zero.
9505 (tstsi, tsthi, tstsi, cmpqi): Make private.
9508 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9511 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9512 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9513 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9514 (ix86_emit_i387_log1p): Use cbranchxf2.
9515 (ix86_expand_setcc): Return void.
9516 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9517 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9518 cmp<MODEF>, cmpcc): Remove.
9519 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9520 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9521 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9522 (sCC and bCC expanders): Remove.
9523 (stack_protect_test): Use cbranchcc4.
9525 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9527 (ia64_expand_compare): Accept three rtx by reference and return void.
9528 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9529 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9530 from *expr. Update *expr with the BImode comparison to do.
9531 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9532 cmptf, bCC, sCC, conditional_trap): Delete.
9533 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9534 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9535 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9536 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9537 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9539 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9540 type of last argument.
9541 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9542 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9543 use machine mode argument instead of branch_type. Remove dead
9544 code for floating-point comparisons.
9545 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9546 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9548 (cbranchsi4, cstoresi4): New.
9549 * config/iq2000/predicates.md (reg_or_const_operand): New.
9551 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9552 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9553 (b<code>_op): Rewrite to...
9554 (bcc_op): ... this, using match_operator.
9555 (s<code>_op): Rewrite to...
9556 (scc_op): ... this, using match_operator.
9557 (s<code>_24_op): Rewrite to...
9558 (scc_op_24): ... this, using match_operator.
9559 (s<code>_<mode>): Rewrite to...
9560 (cstore<mode>4): ... this, using match_operator.
9561 (s<code>_<mode>_24): Rewrite to...
9562 (cstore<mode>4_24): ... this, using match_operator.
9563 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9564 m32c_unpend_compare, m32c_expand_scc): Delete.
9565 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9566 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9567 (m32c_expand_movcc): Change NE to EQ if necessary.
9568 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9570 * config/m32r/m32r-protos.h (gen_cond_store): New.
9571 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9572 (gen_cond_store): New, from sCC patterns.
9573 (m32r_expand_block_move): Use cbranchsi4.
9574 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9575 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9576 (cbranchsi4, cstoresi4): New.
9578 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9580 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9581 (m68hc11_notice_update_cc): Look into a compare with 0.
9582 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9584 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9585 cmphi, cmpqi, bCC): Delete.
9586 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9587 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9588 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9591 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9592 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9593 * config/m68k/constraints.md (H): New.
9594 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9595 the define_insn below.
9596 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9597 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9598 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9599 patterns): Wrap RHS with COMPARE.
9600 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9601 (*cmpdi_internal): Name this pattern.
9602 (cmpdi): Change to define_insn.
9603 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9604 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9605 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9607 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9608 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9609 (conditional_trap): Change to...
9610 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9611 (*conditional_trap): Use the ordered_comparison_operator and
9612 const1_operand predicates.
9613 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9614 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9615 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9616 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9618 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9619 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9620 (mcore_gen_compare): New.
9621 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9622 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9623 (mcore_gen_compare): ... this.
9624 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9625 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9626 (stack probe pattern): Use cbranchsi4.
9628 * config/mips/predicates.md (mips_cstore_operator): New.
9629 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9630 * config/mips/mips.md (any_cond): Delete.
9631 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9633 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9634 fixuns_truncsfdi2): Use cbranch patterns.
9635 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9636 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9637 Adjust call to mips_expand_conditional_branch.
9638 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9640 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9641 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9642 * config/mips/mips.c (cmp_operands): Delete.
9643 (mips_emit_compare): Get comparison operands from *op0/*op1.
9644 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9645 that it succeeds. Use op0/op1 instead of cmp_operands.
9646 (mips_expand_conditional_branch, mips_expand_conditional_move,
9647 mips_expand_conditional_trap): Likewise.
9648 (mips_block_move_loop): Use cbranch patterns.
9649 * config/mips/mips.h (cmp_operands): Delete.
9651 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9652 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9653 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9654 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9655 (*cmpcc_folded): Rename to...
9656 (*cmpdi_folded): this.
9657 (*cmpcc): Rename to...
9659 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9662 (cbranchdf4): New. Handle invalid comparisons here.
9663 * config/mmix/predicates.md (float_comparison_operator): New.
9665 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9666 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9667 * config/mn10300/mn10300.md (tst): Delete.
9668 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9669 Name these patterns and wrap RHS in a compare.
9670 (*cmpsi): Make this pattern private. Include tst.
9671 (*cmpsf): Make this pattern private.
9672 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9673 (compare with zero peepholes): Likewise.
9675 (cbranchsi4, cbranchsf4): New.
9676 (casesi): Use cbranchsi4.
9678 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9679 hppa_branch_type): Delete.
9680 (return_addr_rtx): Use cbranchsi4.
9681 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9682 Emit CCFPmode comparison here.
9683 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9684 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9685 hppa_branch_type): Delete.
9686 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9687 (movsicc, movdicc): Remove references to hppa_compare_op0,
9688 hppa_compare_op1 and compare_from_rtx.
9689 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9690 (casesi): Use cbranchsi4.
9692 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9693 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9694 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9695 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9696 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9698 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9699 (*branch, *branch_inverted): New.
9701 * config/picochip/picochip.md (cbranchhi4): Use
9702 ordered_comparison_operator.
9703 (cmphi, bCC): Remove.
9705 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9706 (trap_comparison_operator): Delete.
9707 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9708 rs6000_emit_cbranch): Accept mode and operands.
9709 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9710 rs6000_compare_fp_p): Delete.
9711 (rs6000_generate_compare): Accept mode and comparison. Extract code
9712 and op0/op1 from there. Replace references to rs6000_compare_op0
9713 and rs6000_compare_op1.
9714 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9715 extract result from passed operands.
9716 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9717 extract loc from passed operands.
9718 (rs6000_emit_cmove): Likewise.
9719 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9720 rs6000_compare_fp_p): Delete.
9721 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9722 (cbranch<GPR>4, cbranch<FP>4): New.
9723 (cstore<mode>4): New. Consolidate here all choices about when to use
9724 portable or specialized sCC sequences.
9725 (stack_protect_test): Use cbranchsi4.
9726 (conditional_trap): Replace with ctrap<GPR>4.
9727 (conditional trap insn): Replace trap_comparison_operator with
9728 ordered_comparison_operator.
9730 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9731 (s390_emit_prologue): Use ctrap.
9732 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9733 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9734 New predicates replacing...
9735 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9736 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9737 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9738 (add<mode>cc): Do not use s390_compare_op0/op1.
9739 (s<code>): Change to...
9740 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9742 (cstorecc4): ... this. Handle EQ or NE equally.
9743 (*sne): Un-privatize for use in cstorecc4.
9744 (b<code>): Change to...
9745 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9746 (conditional_trap): Replace with...
9747 (ctrap<GPR>4, ctrap<FP>4): ... these.
9748 (stack_protect): Use cbranchcc4.
9750 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9751 * config/score/score-protos.h (score_gen_cmp): Delete.
9752 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9753 (score_block_move-loop): Use cbranchsi4.
9754 * config/score/score.md (cbranchsi4): New.
9755 (cmpsi, bCC): Delete.
9756 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9757 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9758 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9759 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9760 * config/score/score3.h (score3_gen_cmp): Delete.
9761 * config/score/score7.h (score7_gen_cmp): Delete.
9763 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9764 (sh_emit_scc_to_t): ... this. Return void.
9765 (from_compare): Rename to...
9766 (sh_emit_compare_and_branch): ... this.
9767 (sh_emit_compare_and_set): New.
9768 (sh_expand_t_scc): Accept operands.
9769 * config/sh/predicates.md (sh_float_comparison_operator): New.
9770 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9771 (prepare_scc_operands): Rename to...
9772 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9774 (sh_emit_cheap_store_flag): New.
9775 (sh_emit_set_t_insn): New.
9776 (from_compare): Rename to...
9777 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9778 handling of TARGET_SH2E floating point to avoid recursive call.
9779 Generate branch here.
9780 (sh_emit_compare_and_set): New.
9781 (sh_expand_t_scc): Get op0/op1 from arguments.
9782 (sh_emit_cheap_store_flag): New.
9783 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9785 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9786 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9787 (movsicc, movdicc): Do nothing when it recreated operands from
9788 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9789 prepare_scc_operands (now sh_emit_scc_to_t).
9790 (udivdi3): Use cstoresi4.
9791 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9792 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9793 (cbranchint4_media, cbranchfp4_media): New.
9794 (casesi): Use cbranchdi4.
9795 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9797 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9798 (movnegt): Remove second operand.
9799 (cbranchsf4, cbranchdf4): New.
9800 (stack_protect): Use cbranchdi4/cbranchsi4.
9802 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9803 (gen_compare_reg): Accept comparison, extract part of it to...
9804 (gen_compare_reg_1): ... this.
9805 (gen_compare_operator): Delete.
9806 (gen_v9_scc): Accept separate destination, comparison code and arms.
9807 Do not use sparc_compare_op0/sparc_compare_op1.
9808 (emit_scc_insn, emit_conditional_branch_insn): New.
9809 (emit_v9_brxx): Make static. Remove useless assertion.
9810 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9812 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9813 * config/sparc/sparc-protos.h (gen_compare_reg,
9814 sparc_emit_float_lib_cmp): Adjust prototype.
9815 (emit_scc_insn, emit_conditional_branch_insn): New.
9816 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9817 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9818 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9819 iterators to the top.
9820 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9821 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9822 snedi_special_trunc): Delete.
9823 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9824 and snedi_special_trunc.
9825 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9826 cbranchdi4, cbranch<F:mode>4): New.
9827 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9828 here. Use gen_compare_reg instead of gen_compare_operator.
9829 (conditional_trap): Replace with...
9830 (ctrapsi4, ctrapdi4): ... this.
9831 (stack_protect_test): Use cbranchcc4.
9833 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9835 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9836 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9837 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9838 from operands[0] or operands[3] depending on is_set.
9839 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9840 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9841 cmpdf, bCC), sCC: Remove.
9842 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9843 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9845 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9846 spu_emit_branch_or_set.
9848 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9850 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9851 xstormy16_compare_op1): Delete.
9852 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9853 xstormy16_compare_op1): Delete.
9854 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9856 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9857 (cmphi, cmpsi, bCC): Remove.
9859 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9860 (*cmpsi): ... this one.
9861 (cbranchsi4, cstoresi4): New.
9862 (bCC expanders): Delete.
9863 (sCC insns): Fold into...
9864 (*setcc): ... this one.
9865 (casesi): Do not use gen_cmpsi and gen_bgtu.
9866 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9867 (movsicc): Simplify.
9868 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9870 * config/vax/vax-protos.h (cond_name): New.
9871 (vax_output_conditional_branch): Remove.
9872 * config/vax/vax.c (cond_name): New.
9873 (vax_output_conditional_branch): Remove.
9874 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9875 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9876 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9877 (bit<VAXint>): Wrap source with (compare).
9878 (b<code> and following unnamed pattern): Rename to *branch and
9879 *branch_reversed. Change macroization to match_operator.
9880 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9882 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9883 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9884 Change last argument to machine_mode.
9885 (xtensa_expand_scc): Add machine_mode argument.
9886 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9887 (gen_conditional_move, xtensa_expand_conditional_branch,
9888 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9889 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9890 Adjust operand numbers.
9891 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9893 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9894 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9895 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9897 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9899 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9900 causes spurious differences between trunk and cond-optab branch.
9902 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9905 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9907 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9909 * tree.c (iterative_hash_pointer): Delete.
9910 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9911 Hash UIDs and versions of SSA names. Don't special-case built-in
9912 function declarations.
9914 2009-05-11 Ian Lance Taylor <iant@google.com>
9917 * graphite.c: Force -Wc++-compat to only be a warning before
9918 #including "cloog/cloog.h".
9920 2009-05-11 Martin Jambor <mjambor@suse.cz>
9922 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9924 2009-05-11 Jan Hubicka <jh@suse.cz>
9926 * tree-ssa-loop-ivcanon.c: Include target.h
9927 (struct loop_size): new structure.
9928 (constant_after_peeling): New predicate.
9929 (tree_estimate_loop_size): New function.
9930 (estimated_unrolled_size): Rewrite for new estimates.
9931 (try_unroll_loop_completely): Use new estimates.
9932 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9934 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9936 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9937 libcpp interface change.
9938 (spu_macro_to_expand): Likewise.
9940 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9942 PR tree-optimization/40026
9943 * gimplify.c (gimplify_init_constructor): Change initial conditional
9944 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9945 optimize_compound_literals_in_ctor.
9947 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9949 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9951 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9953 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9955 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9956 HOST_WIDE_INT for gap.
9958 2009-05-11 Ira Rosen <irar@il.ibm.com>
9960 PR tree-optimization/40074
9961 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9962 account in group size and step comparison.
9964 2009-05-11 Richard Guenther <rguenther@suse.de>
9966 * passes.c (init_optimization_passes): Strip now incorrect comment.
9967 (execute_function_todo): Do not set PROP_alias.
9968 * tree-pass.h (PROP_alias): Remove.
9969 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9970 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9971 * tree-nrv.c (pass_return_slot): Likewise.
9972 * tree-object-size.c (pass_object_sizes): Likewise.
9973 * tree-ssa-dom.c (pass_dominator): Likewise.
9974 (pass_phi_only_cprop): Likewise.
9975 * tree-ssa-dse.c (pass_dse): Likewise.
9976 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9977 (pass_cselim): Likewise.
9978 * tree-ssa-pre.c (pass_pre): Likewise.
9979 (pass_fre): Likewise.
9980 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9981 * tree-ssa-sink.c (pass_sink_code): Likewise.
9982 * tree-stdarg.c (pass_stdarg): Likewise.
9983 * tree-tailcall.c (pass_tail_calls): Likewise.
9984 * tree-vrp.c (pass_vrp): Likewise.
9986 2009-05-10 Ian Lance Taylor <iant@google.com>
9988 * basic-block.h (enum profile_status): Break out of struct
9990 * cgraph.h (struct inline_summary): Break out of struct
9992 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9993 of struct cgraph_order_sort.
9994 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9995 * cse.c (struct branch_path): Break out of struct
9996 cse_basic_block_data.
9997 * except.h (enum eh_region_type): Break out of struct eh_region.
9998 * gcc.c (enum add_del): Break out of struct modify_target.
9999 * genrecog.c (enum decision_type): Break out of struct decision_test.
10000 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10002 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10003 * regmove.c (enum match_use): New enum, broken out of struct match.
10004 * sched-int.h (enum post_call_group): New enum, broken out of
10006 (struct deps_reg): Break out of struct deps.
10007 * target.h (struct asm_int_op): Break out of struct gcc_target.
10008 * tree-eh.c (struct goto_queue_node): Break out of struct
10010 * tree-inline.h (enum copy_body_cge_which): Break out of
10012 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10014 * c-decl.c (in_struct, struct_types): New static variables.
10015 (pushtag): Add loc parameter. Change all callers.
10016 (lookup_tag): Add ploc parameter. Change all callers.
10017 (check_compound_literal_type): New function.
10018 (parser_xref_tag): Add loc parameter. Change all callers. If
10019 -Wc++-compat, warn about struct/union/enum types defined within a
10021 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10022 and loc parameters. Change all callers. Change error calls to
10023 error_at, using loc. For a redefinition, if the location of the
10024 original definition is known, report it. Set in_struct and
10025 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10026 (finish_struct): Add new parameters enclosing_in_struct and
10027 enclosing_struct_types. Change all callers. Set
10028 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10029 in the struct. If in a struct, add this struct to struct_types.
10030 (start_enum): Add loc parameter. Change all callers. Use
10031 error_at for errors, using loc. For a redefinition, if the
10032 location of the original definition is known, report it. If in a
10033 struct, add this enum type to struct_types. If -Wc++-compat warn
10034 if in sizeof, typeof, or alignof.
10035 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10036 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10037 (c_parser_enum_specifier): Get enum location for start_enum.
10038 (c_parser_struct_or_union_specifier): Get struct location for
10039 start_struct. Save in_struct and struct_types status between
10040 start_struct and finish_struct.
10041 (c_parser_cast_expression): Get location of cast.
10042 (c_parser_alignof_expression): Get location of type.
10043 (c_parser_postfix_expression): Likewise.
10044 (c_parser_postfix_expression_after_paren_type): Add type_loc
10045 parameter. Change all callers. Call check_compound_literal_type.
10046 Use type_loc for error about variable size type.
10047 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10048 of an enum constant from an enum type defined in a struct or union.
10049 (c_cast_expr): Add loc parameter. Change all callers. If
10050 -Wc++-compat, warn about defining a type in a cast.
10051 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10052 (start_enum, start_struct, finish_struct): Update declarations.
10053 (parser_xref_tag, c_cast_expr): Update declarations.
10054 (check_compound_literal_type): Declare.
10056 2009-05-11 Ben Elliston <bje@au.ibm.com>
10058 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10059 for recent libcpp interface change.
10060 (rs6000_macro_to_expand): Likewise.
10062 2009-05-10 Michael Matz <matz@suse.de>
10065 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10066 not at entry of function.
10068 2009-05-10 Richard Guenther <rguenther@suse.de>
10070 PR tree-optimization/40081
10072 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10073 using the main variant of the element type. Do not fiddle with
10074 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10076 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10077 structs with volatile fields.
10079 2009-05-10 Jan Hubicka <jh@suse.cz>
10081 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10082 (estimate_move_cost): Assert that it does not get called for
10084 (estimate_num_insns): Skip VOID types in argument handling.
10085 (optimize_inline_calls): Delete unreachable blocks and verify that
10086 callgraph is valid.
10088 2009-05-10 Jan Hubicka <jh@suse.cz>
10090 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10091 * cgraph.c (cgraph_mark_address_taken_node): New function.
10092 (dump_cgraph_node): Dump new flag.
10093 * cgraph.h (struct cgraph_node): Add address_taken.
10094 (cgraph_mark_address_taken_node): New function.
10095 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10096 since new direct calls can be born.
10098 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10100 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10101 tok->val.node.node.
10103 2009-05-10 Jan Hubicka <jh@suse.cz>
10105 PR middle-end/40084
10106 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10108 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10109 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10110 * tree-inline.c (copy_bb): Set frequency correctly.
10111 (fold_marked_statements): Update call to
10112 cgraph_update_edges_for_call_stmt.
10114 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10116 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10117 identifiers in diagnostics.
10118 * config/arm/arm.c (arm_handle_fndecl_attribute,
10119 arm_handle_isr_attribute): Likewise.
10120 * config/avr/avr.c (avr_handle_progmem_attribute,
10121 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10122 * config/bfin/bfin.c (handle_int_attribute,
10123 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10124 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10125 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10127 * config/darwin.c (darwin_handle_kext_attribute,
10128 darwin_handle_weak_import_attribute): Likewise.
10129 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10130 h8300_handle_eightbit_data_attribute,
10131 h8300_handle_tiny_data_attribute): Likewise.
10132 * config/i386/i386.c (ix86_handle_cconv_attribute,
10133 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10134 * config/i386/winnt.c (ix86_handle_shared_attribute,
10135 ix86_handle_selectany_attribute): Likewise.
10136 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10137 * config/m32c/m32c.c (function_vector_handler): Likewise.
10138 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10139 m68hc11_handle_fntype_attribute): Likewise.
10140 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10141 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10142 * config/mips/mips.c (mips_insert_attributes,
10143 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10144 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10145 rs6000_handle_struct_attribute): Likewise.
10146 * config/sh/sh.c (sh_insert_attributes,
10147 sh_handle_resbank_handler_attribute,
10148 sh_handle_interrupt_handler_attribute,
10149 sh2a_handle_function_vector_handler_attribute,
10150 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10152 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10153 * config/spu/spu.c (spu_handle_fndecl_attribute,
10154 spu_handle_vector_attribute): Likewise.
10155 * config/stormy16/stormy16.c
10156 (xstormy16_handle_interrupt_attribute): Likewise.
10157 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10158 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10160 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10162 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10163 (pp_translate_identifiers): New.
10164 (pp_identifier): Only conditionally translate identifier to locale
10166 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10167 (pp_base_tree_identifier): Only conditionally translate identifier
10168 to locale character set.
10169 * c-pretty-print.c (M_): Define.
10170 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10171 fragments for conditional translation with M_.
10172 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10173 identifier translation.
10175 2009-05-10 Richard Guenther <rguenther@suse.de>
10177 PR tree-optimization/40081
10178 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10179 using the main variant of the element type. Do not fiddle with
10180 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10182 2009-05-09 Jan Hubicka <jh@suse.cz>
10184 PR middle-end/40080
10185 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10186 indirect calls; verify cgraph afterwards.
10188 2009-05-09 Jan Hubicka <jh@suse.cz>
10191 * ipa.c (update_inlined_to_pointer): New function.
10192 (cgraph_remove_unreachable_nodes): Use it.
10194 2009-05-09 Jan Hubicka <jh@suse.cz>
10196 * tree-eh.c (struct leh_state): Remove prev_try.
10197 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10198 not track prev_try.
10199 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10200 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10201 remove_eh_handler_and_replace, foreach_reachable_handler,
10202 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10203 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10204 (gen_eh_region_cleanup): Update prototype.
10206 2009-05-09 Jan Hubicka <jh@suse.cz>
10208 PR middle-end/40043
10209 * except.c (copy_eh_region): Always set prev_try.
10210 (redirect_eh_edge_to_label): Find outer try.
10211 (foreach_reachable_handler): When looking for prev try
10212 handle case where previous try is not going to be taken.
10214 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10216 PR tree-optimization/40049
10217 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10218 only vector/vector shifts, convert the type of the constant to the
10219 appropriate type to avoid building incorrect trees, which
10220 eventually have problems with garbage collection.
10222 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10224 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10225 -1 for complex floating-point types if honoring signed zeros.
10227 2009-05-08 Jan Hubicka <jh@suse.cz>
10229 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10230 argument; handle correctly when profile is absent.
10231 (build_cgraph_edges): Update.
10232 (rebuild_cgraph_edges): Update.
10233 * cgraph.c: Do not include varray.h.
10234 (cgraph_set_call_stmt_including_clones): New function.
10235 (cgraph_create_edge_including_clones): Likewise
10236 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10237 (cgraph_update_edges_for_call_stmt): Handle clones.
10238 (cgraph_remove_node): Handle clone tree.
10239 (cgraph_remove_node_and_inline_clones): New function.
10240 (dump_cgraph_node): Dump clone tree.
10241 (cgraph_clone_node): Handle clone tree.
10242 (clone_function_name): Bring here from tree-inline.c.
10243 (cgraph_create_virtual_clone): New function.
10244 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10245 (cgraph_clone_info): New function.
10246 (strut cgraph_node): Add clone_info and new clone tree pointers.
10247 (cgraph_remove_node_and_inline_clones,
10248 cgraph_set_call_stmt_including_clones,
10249 cgraph_create_edge_including_clones,
10250 cgraph_create_virtual_clone): Declare.
10251 (cgraph_function_versioning): Use VEC argument.
10252 (compute_call_stmt_bb_frequency): Update prototype.
10253 (cgraph_materialize_all_clones): New function.
10254 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10255 (ipcp_create_replace_map): Update to VECtors.
10256 (ipcp_update_callgraph): Use virtual clones.
10257 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10258 (ipcp_update_profiling): Do not update local profiling.
10259 (ipcp_insert_stage): Use VECtors and virtual clones.
10260 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10261 (clone_of_p): New function.
10262 (cgraph_preserve_function_body_p): Use clone tree.
10263 (cgraph_optimize): Materialize clones.
10264 (cgraph_function_versioning): Update for VECtors.
10265 (save_inline_function_body): Use clone tree.
10266 (cgraph_materialize_clone): New function.
10267 (cgraph_materialize_all_clones): Likewise.
10268 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10269 * ipa.c: Include gimple.h.
10270 (cgraph_remove_unreachable_nodes): Use clone tree.
10271 * ipa-prop.c (ipa_note_param_call): Update call to
10272 compute_call_stmt_bb_frequencycall.
10273 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10274 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10275 (copy_bb): Handle updating of clone tree; add new edge when new call
10277 (expand_call_inline): Be strict about every call having edge.
10278 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10279 (delete_unreachable_blocks_update_callgraph): New function.
10280 (tree_function_versioning): Use VECtors; always remove unreachable
10281 blocks and fold conditionals.
10282 * tree-inline.h: Do not include varray.h.
10283 (tree_function_versioning): Remove.
10284 * Makefile.in (GTFILES): Remove tree-inline.c
10285 * passes.c (do_per_function): Do only functions having body.
10286 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10289 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10290 Andrew Morrow <acm@google.com>
10293 * c-common.c (c_common_attribute_table): Permit deprecated
10294 attribute to take an optional argument.
10295 (handle_deprecated_attribute): If the optional argument to
10296 __attribute__((deprecated)) is not a string ignore the attribute
10297 and emit a warning.
10299 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10300 * c-typeck.c (build_component_ref): Likewise.
10301 (build_external_ref): Likewise.
10303 * toplev.c (warn_deprecated_use): Add an attribute argument.
10304 Emit the message associated with __attribute__((deprecated)).
10306 * toplev.h (warn_deprecated_use): Updated.
10308 * doc/extend.texi: Document new optional parameter to
10309 __attribute__((deprecated))
10311 2009-05-08 Michael Eager <eager@eagercon.com>
10313 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10314 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10316 2009-05-08 Richard Guenther <rguenther@suse.de>
10318 PR tree-optimization/40062
10319 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10320 Avoid exponential behavior.
10322 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10324 PR rtl-optimization/33928
10326 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10327 process_uses, build_single_def_use_links): New.
10328 (update_df): Update use_def_ref.
10329 (forward_propagate_into): Use get_def_for_use instead of use-def
10331 (fwprop_init): Call build_single_def_use_links and let it initialize
10333 (fwprop_done): Free use_def_ref.
10334 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10335 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10336 df_rd_simulate_one_insn): New.
10337 (df_rd_bb_local_compute_process_def): Update head comment.
10338 (df_chain_create_bb): Use the new RD simulation functions.
10339 * df.h (df_rd_simulate_artificial_defs_at_top,
10340 df_rd_simulate_one_insn): New.
10341 * opts.c (decode_options): Enable fwprop at -O1.
10342 * doc/invoke.texi (-fforward-propagate): Document this.
10344 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10347 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10348 and one complex operand specially.
10349 * tree-complex.c (some_nonzerop): Do not identify a real value as
10350 zero if flag_signed_zeros.
10352 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10354 PR rtl-optimization/33928
10355 * loop-invariant.c (record_use): Fix && vs. || mishap.
10357 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10359 PR rtl-optimization/33928
10360 * loop-invariant.c (struct use): Add addr_use_p.
10361 (struct def): Add n_addr_uses.
10362 (struct invariant): Add cheap_address.
10363 (create_new_invariant): Set cheap_address.
10364 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10365 (record_uses): Pass df_ref to record_use.
10366 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10369 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10371 * config/sh/sh.c: Do not include c-pragma.h.
10373 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10375 * config/spu/spu.c: Remove include of c-common.h.
10377 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10380 * c-common.h (mark_valid_location_for_stdc_pragma,
10381 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10382 clear_float_const_decimal64, float_const_decimal64_p): New.
10383 * c.opt (Wunsuffixed-float-constants): New.
10384 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10385 unsuffixed float constant, handle new warning.
10386 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10387 * c-decl.c (c_scope): New flag float_const_decimal64.
10388 (set_float_const_decimal64, clear_float_const_decimal64,
10389 float_const_decimal64_p): New.
10390 (push_scope): Set new flag.
10391 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10392 to use STDC pragmas.
10393 (c_parser_external_declaration): Ditto.
10394 (c_parser_compound_statement_nostart): Ditto.
10395 * c-pragma.c (valid_location_for_stdc_pragma,
10396 mark_valid_location_for_stdc_pragma,
10397 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10398 handle_pragma_float_const_decimal64): New.
10399 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10400 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10401 set_float_const_decimal64, clear_float_const_decimal64,
10402 float_const_decimal64_p): New dummy functions.
10403 * doc/extend.texi (Decimal Float): Remove statement that the
10404 pragma, and suffix for double constants, are not supported.
10405 * doc/invoke.texi (Warning Options): List new option.
10406 (-Wunsuffixed-float-constants): New.
10408 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10410 * config/i386/i386.c: Do not include c-common.h.
10412 2009-05-07 Mark Heffernan <meheff@google.com>
10414 * doc/invoke.texi (Debugging Options): Document change of debugging
10416 * opts.c (decode_options): Make dump_base_name relative to
10417 aux_base_name directory.
10419 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10421 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10422 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10424 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10426 * Makefile.in (install-plugin): Simplify a bit.
10428 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10430 * Makefile.in (OBJS-common): Add regcprop.o.
10432 * timevar.def (TV_CPROP_REGISTERS): New.
10433 * regrename.c (regrename_optimize): Return 0.
10434 (rest_of_handle_regrename): Delete.
10435 (pass_rename_registers): Point to regrename_optimize.
10436 (struct value_data_entry, struct value_data,
10437 kill_value_one_regno, kill_value_regno, kill_value,
10438 set_value_regno, init_value_data, kill_clobbered_value,
10439 kill_set_value, kill_autoinc_value, copy_value,
10440 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10441 replace_oldest_value_reg, replace_oldest_value_addr,
10442 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10443 debug_value_data, validate_value_data): Move...
10444 * regcprop.c: ... here.
10445 (rest_of_handle_cprop): Delete.
10446 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10448 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10450 PR middle-end/40057
10451 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10452 GEN_INT for 1 << bitnum.
10453 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10454 build_int_cst_type.
10456 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10458 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10459 Remove wrong description of "nand" operation.
10461 2009-05-06 Richard Guenther <rguenther@suse.de>
10462 Adam Nemet <anemet@caviumnetworks.com>
10464 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10465 comment. Add that if LHS is not a gimple register, then RHS1 has
10466 to be a single object (GIMPLE_SINGLE_RHS).
10468 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10470 * expr.c (get_def_for_expr): Move it up in the file.
10471 (store_field): When expanding a bit-field store, look at the
10472 defining gimple stmt for the masking conversion.
10474 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10476 PR middle-end/39986
10477 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10478 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10479 32-bit memcpy into long.
10481 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10483 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10484 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10486 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10487 instead of appending DW_OP_deref*.
10489 2009-05-06 Michael Matz <matz@suse.de>
10491 PR middle-end/40021
10492 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10493 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10495 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10497 * Makefile.in (install-plugin): Fix srcdir handling.
10499 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10501 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10502 when processing for not_regs_needed bitmap.
10503 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10504 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10505 handling it for rhs.
10507 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10509 * config/i386/i386.md (unnamed inc/dec peephole): Use
10510 optimize_insn_for_size_p instead of optimize_size.
10511 * config/i386/predicates.md (incdec_operand): Likewise.
10512 (aligned_operand): Likewise.
10513 * config/i386/sse.md (divv8sf3): Likewise.
10514 (sqrtv8sf2): Likewise.
10516 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10518 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10520 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10522 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10524 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10525 ssemodesuffixf2c with avxmodesuffixf2c.
10527 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10530 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10532 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10534 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10535 (struct tree_base): Adjust spacing for 8 bit boundaries.
10536 (struct tree_decl_common): Add decl_by_reference_flag bit.
10537 (DECL_BY_REFERENCE): Adjust.
10538 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10539 print DECL_BY_REFERENCE bit.
10540 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10541 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10542 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10543 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10546 PR middle-end/39666
10547 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10548 range of the type, but default label is missing, add it with one
10549 of the existing labels instead of adding a new label for it.
10551 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10555 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10557 * Makefile.in (enable_plugin, plugin_includedir): New.
10558 (install): Depend on install-plugin.
10559 (PLUGIN_HEADERS): New.
10560 (install-plugin): New.
10561 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10563 2009-05-05 Richard Guenther <rguenther@suse.de>
10565 PR tree-optimization/40022
10566 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10568 (phivn_valid_p): Fix tuplification error, simplify.
10569 (phiprop_insert_phi): Add dumps.
10570 (propagate_with_phi): Simplify.
10572 2009-05-05 Richard Guenther <rguenther@suse.de>
10574 PR middle-end/40023
10575 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10577 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10579 * tree.h (strip_float_extensions): Remove duplicate declaration.
10580 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10581 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10582 block_ultimate_origin): Rearrange the declarations line to match the
10583 comment that indicates the .c file which the functions are defined.
10584 (dwarf2out_*, set_decl_rtl): Add comment.
10585 (get_base_address): Adjust comment.
10586 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10587 declarations line and add comment.
10588 (is_builtin_name): Add blank after function name, for clarity.
10590 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10592 * attribs.c (decl_attributes): Use %qE for identifiers in
10594 * cgraphunit.c (verify_cgraph_node): Translate function names to
10595 locale character set in diagnostics.
10596 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10598 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10599 Document that functions are named in UTF-8.
10600 * expr.c (expand_expr_real_1): Translate function names to locale
10601 character set in diagnostics.
10602 * gimplify.c (omp_notice_variable, omp_is_private,
10603 gimplify_scan_omp_clauses): Use %qE for identifiers in
10605 * langhooks.c (lhd_print_error_function): Translate function names
10606 to locale character set.
10607 * langhooks.h (decl_printable_name): Document that return value is
10608 in internal character set.
10609 * stmt.c: Include pretty-print.h
10610 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10612 (resolve_operand_name_1): Translate named operand name to locale
10614 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10616 * toplev.c (announce_function): Translate function names to locale
10618 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10619 (default_tree_printer): Use pp_identifier or translate identifiers
10620 to locale character set. Mark "<anonymous>" for translation.
10621 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10622 for identifiers in diagnostics.
10623 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10625 * varasm.c (output_constructor): Use %qE for identifiers in
10628 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10630 * configure.ac: use ` ` instead of $()
10631 * configure: Regenerate.
10633 2009-05-05 Ben Elliston <bje@au.ibm.com>
10635 * config/pa/linux-atomic.c: Eliminate conditional include of
10636 errno.h on non-LP64 systems to simplify build requirements.
10638 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10640 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10642 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10643 and pass value to identifier_to_locale.
10644 (warn_variable_length_array): Make name a tree.
10645 (grokdeclarator): Separate diagnostic texts for named and unnamed
10646 declarators. Use %qE for named declarators.
10647 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10649 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10650 identifiers in diagnostics.
10651 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10652 identifier_to_locale. Mark "anonymous" strings for translation.
10654 2009-05-04 Michael Eager <eager@eagercon.com>
10656 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10657 address for DImode/DFmode only if double-precision FP regs.
10659 2009-05-04 Michael Eager <eager@eagercon.com>
10661 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10662 TARGET_SINGLE_FLOAT check.
10664 2009-05-04 Michael Eager <eager@eagercon.com>
10666 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10668 2009-05-04 Michael Eager <eager@eagercon.com>
10670 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10671 * config/rs6000/t-xilinx: New
10673 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10675 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10676 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10677 * gcc/explow.c (memory_address): Use target hook.
10678 * gcc/targhooks.c (default_legitimize_address): New.
10679 * gcc/targhooks.h (default_legitimize_address): New.
10680 * gcc/target.h (legitimize_address): New.
10681 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10682 (TARGET_INITIALIZER): Include it.
10683 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10685 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10686 * config/bfin/bfin.c (legitimize_address): Remove.
10687 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10688 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10690 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10691 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10693 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10694 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10695 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10696 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10697 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10698 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10699 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10700 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10701 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10702 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10703 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10704 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10705 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10706 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10707 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10708 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10709 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10710 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10711 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10712 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10713 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10714 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10715 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10717 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10718 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10719 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10720 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10721 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10722 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10723 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10724 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10725 (thumb_legitimize_address): Delete.
10726 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10727 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10728 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10729 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10730 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10731 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10733 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10736 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10737 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10738 * config/m32r/m32r.c (m32r_legitimize_address): New.
10739 * config/m68k/m68k.c (m68k_legitimize_address): New.
10740 * config/score/score.c (score_legitimize_address): Standardize.
10741 * config/score/score3.c (score3_legitimize_address): Standardize.
10742 * config/score/score3.h (score3_legitimize_address): Adjust.
10743 * config/score/score7.c (score7_legitimize_address): Standardize.
10744 * config/score/score7.h (score7_legitimize_address): Adjust.
10745 * config/sh/sh.c (sh_legitimize_address): New.
10746 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10748 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10749 (s390_legitimize_address): ... this.
10750 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10751 (sparc_legitimize_address): ... this.
10752 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10753 (ix86_legitimize_address): ... this.
10754 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10755 (avr_legitimize_address): ... this.
10756 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10757 (mn10300_legitimize_address): ... this.
10758 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10759 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10760 (alpha_expand_mov): Adjust call.
10762 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10763 * config/spu/spu.c (spu_legitimize_address): Likewise.
10764 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10765 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10767 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10769 * intl.c (locale_encoding, locale_utf8): New.
10770 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10771 * intl.h (locale_encoding, locale_utf8): Declare.
10772 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10773 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10775 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10777 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10778 (pp_base_tree_identifier): Declare as function.
10779 (identifier_to_locale): Declare.
10780 * Makefile.in (pretty-print.o): Update dependencies.
10781 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10783 2009-05-04 Richard Guenther <rguenther@suse.de>
10785 PR middle-end/40015
10786 * builtins.c (fold_builtin_memory_op): Do not decay to element
10787 type if the size matches the whole array.
10789 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10791 * expmed.c (synth_mult): When trying out a shift, pass the result
10794 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10796 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10797 (shiftsub1_cost): New.
10798 (init_expmed): Compute shiftsub1_cost.
10799 (synth_mult): Optimize multiplications by constants of the form
10800 -(2^^m-1) for some constant positive integer m.
10802 2009-05-03 Richard Guenther <rguenther@suse.de>
10805 * c-typeck.c (array_to_pointer_conversion): Do not built
10806 ADDR_EXPRs of arrays of pointer-to-element type.
10807 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10808 up wrong ADDR_EXPRs after-the-fact.
10809 * c-common.c (strict_aliasing_warning): Strip pointer
10810 conversions for obtaining the original type.
10811 * builtins.c (fold_builtin_memset): Handle array types.
10812 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10815 2009-05-03 Richard Guenther <rguenther@suse.de>
10817 PR middle-end/23329
10818 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10819 Do not lose casts from array types with unknown extent to array
10820 types with known extent.
10821 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10822 alias set compatibility.
10824 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10826 * flags.h (extra_warnings): Delete.
10827 * toplev.c (process_options): Handle Wuninitialized here.
10828 * opts.c (extra_warnings): Delete.
10829 (set_Wextra): Delete.
10830 (common_handle_option): -Wextra can be handled automatically.
10831 * c-opts.c (c_common_handle_option): Delete obsolete code.
10832 (c_common_post_options): Simplify comment.
10833 * common.opt (W): Add Var.
10835 (Wuninitialized): Initialize to -1.
10837 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10838 Richard Guenther <rguenther@suse.de>
10840 * expr.c (get_def_for_expr): New function.
10841 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10842 SSA rather than trees.
10843 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10844 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10846 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10848 * c-common.c (reswords): Add _Imaginary.
10849 * c-common.c (enum rid): Add RID_IMAGINARY.
10851 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10853 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10854 Patch by Richard Guenther.
10856 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10858 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10859 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10860 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10861 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10862 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10863 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10864 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10865 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10866 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10867 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10868 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10869 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10870 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10871 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10872 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10873 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10874 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10875 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10877 2009-05-02 Richard Guenther <rguenther@suse.de>
10879 PR tree-optimization/39940
10880 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10883 2009-05-02 Richard Guenther <rguenther@suse.de>
10885 PR middle-end/40001
10886 * tree-ssa.c (execute_update_addresses_taken): Properly check
10887 if we can mark a variable DECL_GIMPLE_REG_P.
10888 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10889 back to the end of the function.
10890 (is_gimple_reg_type): Remove complex type special casing.
10891 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10894 2009-05-02 Ben Elliston <bje@au.ibm.com>
10896 * doc/collect2.texi (Collect2): Document search path behaviour
10897 when configured with --with-ld.
10899 2009-05-02 Jan Hubicka <jh@suse.cz>
10901 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10902 parameter; update callers.
10903 (coalesce_cost_edge): EH edges are costier because they needs
10904 splitting even if not critical and even more costier when there are
10905 multiple EH predecestors.
10907 2009-05-02 Jan Hubicka <jh@suse.cz>
10909 * except.c (remove_eh_handler_and_replace): Handle updating after
10910 removing TRY blocks.
10912 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10914 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10916 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10918 * varasm.c: Do not include c-pragma.h.
10919 * attribs.c: Do not incude c-common.h.
10921 2009-05-01 Michael Matz <matz@suse.de>
10923 * calls.c (initialize_argument_information): Handle SSA names like
10924 decls with a non MEM_P DECL_RTL.
10926 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10928 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10929 * ipa-utils.c: Likewise.
10930 * ipa-type-escape.c: Likewise.
10931 * cgraphunit.c Do not include c-common.h.
10932 * ipa-pure-const.c: Likewise.
10933 * tree-if-conv.c: Likewise.
10934 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10935 * ipa-struct-reorg.c: Likewise.
10936 * tree-nomudflap.c: Likewise.
10937 * tree-ssa-structalias.c: Likewise.
10939 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10941 * store-motion.c: Many cleanups to make this pass a first-class
10942 citizen instead of an appendix to gcse load motion. Add TODO list
10943 to make this pass faster/cleaner/better.
10945 (struct ls_expr): Post gcse.c-split cleanups.
10946 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10947 "stores" field to "avail_stores".
10948 (pre_ldst_mems): Rename to store_motion_mems.
10949 (pre_ldst_table): Rename to store_motion_mems_table.
10950 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10951 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10952 (ldst_entry): Rename to st_expr_entry, update users.
10953 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10954 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10955 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10957 (first_ls_expr): Rename to first_st_expr, update users.
10958 (next_ls_expr): Rename to next_st_expr, update users.
10959 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10960 fields properly for store motion instead of names inherited from load
10962 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10963 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10966 (ae_kill): Rename to st_kill, update users.
10967 (ae_gen): Rename to st_avloc, update users.
10968 (transp): Rename to st_transp, update users.
10969 (pre_insert_map): Rename to st_insert_map, update users.
10970 (pre_delete_map): Rename to st_delete_map, update users.
10971 (insert_store, build_store_vectors, free_store_memory,
10972 one_store_motion_pass): Update for abovementioned changes.
10974 (gcse_subst_count, gcse_create_count): Remove.
10975 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10976 and "n_stores_created", local variables.
10978 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10981 (regvec, compute_store_table_current_insn): Remove.
10982 (reg_set_info, reg_clear_last_set): Remove.
10983 (compute_store_table): Use DF caches instead of local dataflow
10986 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10988 * c-objc-common.c (c_tree_printer): Print identifiers with
10989 pp_identifier, not pp_string. Mark "({anonymous})" for
10991 * c-pretty-print.c (pp_c_ws_string): New.
10992 (pp_c_cv_qualifier, pp_c_type_specifier,
10993 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10994 pp_c_storage_class_specifier, pp_c_function_specifier,
10995 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10996 pp_c_primary_expression, pp_c_postfix_expression,
10997 pp_c_unary_expression, pp_c_shift_expression,
10998 pp_c_relational_expression, pp_c_equality_expression,
10999 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11000 use pp_string and pp_c_ws_string in place of pp_identifier and
11001 pp_c_identifier for non-identifiers. Mark English strings for
11003 * c-pretty-print.h (pp_c_ws_string): Declare.
11005 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11006 Roland McGrath <roland@redhat.com>
11008 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11009 (ENABLE_LD_BUILDID): New configuration option.
11010 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11011 (LINK_BUILDID_SPEC): New macro.
11012 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11014 * doc/install.texi: Document --enable-linker-build-id option.
11015 * configure: Rebuild.
11016 * config.in: Rebuild.
11018 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11020 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11021 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11022 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11023 MIPS_GP_SAVE_AREA_SIZE.
11024 * config/mips/mips.c (struct mips_frame_info): Update comment
11025 before arg_pointer_offset and hard_frame_pointer_offset.
11026 (mips_compute_frame_info): Update diagram before function: to
11027 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11028 indicate the position of frame_pointer_rtx with -fstack-protector and
11029 to show args_size. Don't allocate cprestore area for leaf functions
11030 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11032 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11034 2009-04-30 Michael Matz <matz@suse.de>
11036 PR tree-optimization/39955
11037 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11039 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11041 * ira.c (setup_cover_and_important_classes): Use safe macro
11042 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11044 * genpreds.c (write_tm_preds_h): Output suitable definition of
11045 REG_CLASS_FOR_CONSTRAINT.
11047 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11049 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11051 * bitmap.c (bitmap_descriptor): Likewise.
11052 * ggc-common.c (loc_descriptor): Likewise.
11053 * varray.c (varray_descriptor): Likewise.
11054 * vec.c (vec_descriptor): Likewise.
11056 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11058 * Makefile.in (dce.o): Add $(EXCEPT_H).
11059 * dce.c: Include except.h and delete redundant vector definitions.
11060 (deletable_insn_p): Return false for non-call insns that can throw
11063 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11065 * gcse.c (ae_gen): Remove.
11066 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11067 and make non-static function to make it available in store-motion.c.
11068 Update call sites with search-and-replace.
11069 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11070 extract_mentioned_regs, extract_mentioned_regs_helper,
11071 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11072 store_killed_in_insn, store_killed_after, store_killed_before,
11073 build_store_vectors, insert_insn_start_basic_block, insert-store,
11074 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11075 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11076 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11077 * store-motion.c: ...new file. Also copy data structures from gcse.c
11078 and clean up to remove parts not used by store motion.
11079 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11080 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11082 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11085 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11086 when optimizing for size.
11088 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11090 * gcse.c (gcse_constant_p): Fix typo in last change.
11092 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11094 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11096 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11098 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11100 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11102 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11103 CONST_HIGH_PART result.
11105 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11107 * config/avr/avr.c (initial_elimination_offset): Rename to
11108 avr_initial_elimination_offset.
11109 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11110 change return type to bool.
11111 (avr_can_eliminate): New function.
11112 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11113 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11114 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11115 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11116 avr_initial_elimination_offset.
11117 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11118 (avr_initial_elimination_offset): Define.
11120 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11121 Steven Bosscher <steven@gcc.gnu.org>
11123 PR rtl-optimization/39938
11124 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11125 * cfgrtl.c: Include insn-attr.h.
11126 (rest_of_pass_free_cfg): New function.
11127 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11128 * resource.c (init_resource_info): Remove call to df_analyze.
11130 2009-04-29 Richard Guenther <rguenther@suse.de>
11133 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11134 allow conversion to signed integers.
11136 2009-04-29 Richard Guenther <rguenther@suse.de>
11138 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11139 shifts of floating point vectors if the shift amount is
11140 a constant multiple of the element size.
11142 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11143 Michael Matz <matz@suse.de>
11145 PR middle-end/39927
11147 * tree-outof-ssa.c (emit_partition_copy): New function.
11148 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11149 insert_part_to_rtx_on_edge): Perform the partition base var
11150 copy using emit_partition_copy.
11151 (insert_value_copy_on_edge): Convert constants to the right mode.
11152 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11153 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11155 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11157 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11158 scan backwards to try to find a constant to initialize it.
11160 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11161 insn before the loop_end instruction, don't look past labels.
11163 2009-04-29 Richard Guenther <rguenther@suse.de>
11165 PR middle-end/39937
11166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11167 loose type conversions.
11168 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11169 stmts only if there are no uses of its definition.
11171 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11173 * config/bfin/bfin.h (splitting_loops): Declare.
11174 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11175 Reorder bit definitions to be ascending.
11176 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11177 * config/bfin/bfin.c (splitting_loops): New variable.
11178 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11179 (struct loop_info): Remove members INIT and LOOP_INIT.
11180 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11181 the LSETUP sequence. Allow LC to be loaded from any register, but
11182 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11183 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11185 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11186 of reload_completed.
11189 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11191 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11193 * Makefile.in (PLUGIN_VERSION_H): New.
11194 (OBJS-common): Remove plugin-version.o.
11195 (plugin.o): Depend on (PLUGIN_VERSION_H).
11196 (plugin-version.o): Remove.
11197 * configure: Regenerate
11198 * configure.ac: Create plugin-version.h.
11199 * gcc-plugin.h (plugin_gcc_version): Remove.
11200 (plugin_default_version_check): Change signature.
11201 * plugin-version.c: Remove.
11202 * plugin.c: Include plugin-version.h.
11203 (str_plugin_gcc_version_name): Remove.
11204 (try_init_one_plugin): Pass gcc version to plugin_init.
11205 (plugin_default_version_check): Both gcc and plugin versions are now
11208 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11210 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11211 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11212 Remove special case testing for last insn of inner loops. Don't fail
11213 if the loop ends with a jump, emit an extra nop instead.
11215 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11216 DREGS rather than comparing directly. Remove code that tries to
11217 account for latencies.
11219 2009-04-29 Richard Guenther <rguenther@suse.de>
11221 PR tree-optimization/39941
11222 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11223 eliminating an indirect call.
11225 2009-04-29 Richard Guenther <rguenther@suse.de>
11227 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11228 parameter. Allow invariants as base if !require_lvalue.
11229 (verify_gimple_assign_single): Adjust.
11231 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11233 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11234 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11235 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11236 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11237 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11239 * config/bfin/bfin.c (bfin_expand_builtin,
11240 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11242 2009-04-28 Richard Guenther <rguenther@suse.de>
11244 * tree-vect-loop.c (get_initial_def_for_induction): Use
11245 correct types for pointer increment.
11247 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11249 * toplev.c (print_version): Update GMP version string calculation.
11251 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11253 PR rtl-optimization/39938
11254 * resource.c (init_resource_info): Add call to df_analyze.
11256 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11258 * config/alpha/alpha.md (usegp): Cast the result of
11259 alpha_find_lo_sum_using_gp to enum attr_usegp.
11260 * config/alpha/alpha.c (override_options): Remove end-of-structure
11261 marker element from cpu_table. Use array size of cpu_table to handle
11262 -mcpu and -mtune options.
11263 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11265 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11267 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11268 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11269 tune_32 and tune_64.
11270 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11271 support on PowerPC.
11272 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11273 * config/rs6000/option-defaults.h: ... here. New file.
11274 (OPT_64, OPT_32): Define.
11275 (MASK_64BIT): Define to 0 if not already defined.
11276 (OPT_ARCH64, OPT_ARCH32): Define.
11277 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11280 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11282 * config/arm/arm.c (arm_override_options): Emit error on using
11285 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11287 PR rtl-optimization/39914
11288 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11289 registers for allocnos created from user-defined variables only
11290 when not optimizing.
11292 2009-04-28 Richard Guenther <rguenther@suse.de>
11294 PR middle-end/39937
11295 * fold-const.c (fold_binary): Use distribute_real_division only
11298 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11300 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11301 add hpux-stdint.h to tm_file.
11302 (hppa[12]*-*-hpux11*): Ditto.
11303 (ia64*-*-hpux*): Ditto.
11304 * config/hpux-stdint.h: New.
11305 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11306 __STDC_EXT__ for all compiles.
11307 * config/pa/pa-hpux.h: Ditto.
11308 * config/pa/pa-hpux10.h: Ditto.
11309 * config/pa/pa-hpux11.h: Ditto.
11311 2009-04-28 Catherine Moore <clm@codesourcery.com>
11313 * debug.h (set_name): Add comment.
11315 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11318 * config/darwin.c (machopic_gen_offset): Check
11319 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11320 * config/arm/arm.c (require_pic_register): Likewise.
11322 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11324 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11325 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11326 m32c_promote_prototypes): Delete.
11328 2009-04-28 Michael Matz <matz@suse.de>
11330 PR middle-end/39922
11331 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11334 2009-04-28 Richard Guenther <rguenther@suse.de>
11336 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11338 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11340 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11341 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11342 * config/arm/arm-tune.md: Regenerate.
11344 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11346 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11347 block if there are complex incoming edges.
11348 (sel_merge_blocks): Remove useless assert.
11349 (sel_redirect_edge_and_branch): Check that edge was redirected.
11350 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11351 (sel_find_rgns): Delete declaration.
11352 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11353 the region when it is not a preheader.
11355 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11358 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11360 2009-04-28 Richard Guenther <rguenther@suse.de>
11362 * tree.h (SSA_NAME_VALUE): Remove.
11363 (struct tree_ssa_name): Remove value_handle member.
11364 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11365 array for jump threading.
11366 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11368 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11369 * tree-flow.h (threadedge_initialize_values): Declare.
11370 (threadedge_finalize_values): Likewise.
11371 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11372 (SSA_NAME_VALUE): Define.
11373 (threadedge_initialize_values): New function.
11374 (threadedge_finalize_values): Likewise.
11375 * tree-ssa-dom.c (ssa_name_values): New global variable.
11376 (SSA_NAME_VALUE): Define.
11377 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11379 2009-04-28 Ira Rosen <irar@il.ibm.com>
11381 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11382 Use REPORT_VECTORIZED_LOCATIONS instead
11383 REPORT_VECTORIZED_LOOPS.
11384 * tree-vectorizer.c (vect_verbosity_level): Make static.
11385 (vect_loop_location): Rename to vect_location.
11386 (vect_set_verbosity_level): Update comment.
11387 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11389 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11390 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11391 instead REPORT_UNVECTORIZED_LOOPS.
11392 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11393 and vect_loop_def to vect_external_def and vect_internal_def.
11394 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11395 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11396 REPORT_UNVECTORIZED_LOCATIONS.
11397 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11398 and vect_used_in_loop and to vect_unused_in_scope and
11399 vect_used_in_scope.
11400 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11401 (vect_verbosity_level): Remove declaration.
11402 (vect_analyze_operations): Likewise.
11403 (vect_analyze_stmt): Declare.
11404 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11405 REPORT_UNVECTORIZED_LOCATIONS.
11406 (vect_get_loop_niters): Fix indentation.
11407 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11408 (vect_analyze_loop_operations): New function.
11409 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11410 vect_analyze_operations.
11411 (vect_is_simple_reduction): Use new names.
11412 (vectorizable_live_operation, vect_transform_loop): Likewise.
11413 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11414 to specify whether the data references can be a part of interleaving
11416 (vect_analyze_data_ref_dependence): Use new names.
11417 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11418 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11419 * tree-vect-patterns.c (widened_name_p): Use new names.
11420 (vect_recog_dot_prod_pattern): Likewise.
11421 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11422 (process_use, vect_mark_stmts_to_be_vectorized,
11423 vect_model_simple_cost, vect_model_store_cost,
11424 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11425 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11426 vectorizable_operation, vectorizable_type_demotion,
11427 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11428 vectorizable_condition): Likewise.
11429 (vect_analyze_operations): Split into vect_analyze_loop_operations
11431 (vect_analyze_stmt): ... new function.
11432 (new_stmt_vec_info): Use new names.
11433 (vect_is_simple_use): Use new names and fix comment.
11434 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11435 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11437 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11440 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11441 and integer modes for x87 operands. Do not ICE for unsupported size,
11442 generate error instead. Generate error for unsupported operand types.
11443 ['z']: Do not handle HImode memory operands specially. Warning
11444 for floating-point operands. Fallthru to 'Z' for unsupported operand
11445 types. Do not ICE for unsupported size, generate error instead.
11446 (output_387_binary_op): Use %Z to output operands.
11447 (output_fp_compare): Ditto.
11448 (output_387_reg_move): Ditto.
11450 2009-04-28 Ben Elliston <bje@au.ibm.com>
11455 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11457 * builtins.c (c_strlen): Do not warn here.
11458 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11459 * c-common.c (pointer_int_sum): Take an explicit location.
11460 Warn about offsets out of bounds.
11461 * c-common.h (pointer_int_sum): Adjust declaration.
11463 2009-04-27 Ian Lance Taylor <iant@google.com>
11465 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11467 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11468 * df-core.c (df_set_flags): Change return type to int. Change
11469 type of old_flags to int.
11470 (df_clear_flags): Likewise.
11471 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11472 (df_get_conditional_uses): Likewise.
11473 * df.h (df_set_flags, df_clear_flags): Update declarations.
11474 * dwarf2out.c (struct indirect_string_node): Change type of form
11475 field to enum dwarf_form.
11476 (AT_string_form): Change return type to enum dwarf_form.
11477 * fixed-value.c (fixed_compare): Add cast to enum type.
11478 * fwprop.c (update_df): Change 0 to VOIDmode.
11479 * gensupport.c: Change 0 to UNKNOWN.
11480 * gimple.h (gimple_cond_code): Add cast to enum type.
11481 * haifa-sched.c (reemit_notes): Add cast to enum type.
11482 * hooks.c (hook_int_void_no_regs): Remove function.
11483 * hooks.h (hook_int_void_no_regs): Remove declaration.
11484 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11485 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11486 * real.c (real_arithmetic): Add cast to enum type.
11487 (real_compare): Likewise.
11488 * target.h (struct gcc_target): Change return type of
11489 branch_target_register_class to enum reg_class.
11490 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11491 default_branch_target_register_class.
11492 * targhooks.c (default_branch_target_register_class): New function.
11493 * targhooks.h (default_branch_target_register_class): Declare.
11494 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11495 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11497 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11499 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11500 vect_uninitialized_def. Change 0 to ERROR_MARK.
11501 * tree-vect-stmts.c (supportable_widening_operation): Don't
11502 initialize icode1 and icode2.
11503 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11504 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11506 (cmn_err_flag_specs): Change 0 to STD_C89.
11507 (cmn_err_char_table): Likewise.
11508 * config/arm/arm.c (get_arm_condition_code): Change type of code
11509 to enum arm_cond_code.
11510 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11511 (IWMMXT_BUILTIN2): Likewise.
11512 (neon_builtin_type_bits): Don't define typedef.
11513 (neon_builtin_datum): Change type of bits field to int.
11514 (arm_expand_neon_args): Add cast to enum type.
11515 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11517 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11518 casts to enum type.
11519 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11521 * config/mips/mips.md (jal_macro): Return enum constant.
11522 (single_insn): Likewise.
11523 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11525 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11526 casts to enum type.
11527 * config/s390/s390.c (s390_tune_flags): Change type to int.
11528 (s390_arch_flags): Likewise.
11529 (s390_handle_arch_option): Change flags field of struct pta to int.
11530 * config/s390/s390.h (s390_tune_flags): Update declaration.
11531 (s390_arch_flags): Likewise.
11532 * config/sh/sh.c (prepare_move_operands): Compare
11533 tls_symbolic_operand result with enum constant.
11534 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11535 (sh_expand_prologue): Add cast to enum type.
11536 (sh_expand_epilogue): Likewise.
11537 (tls_symbolic_operand): Change return type to enum tls_model.
11538 (fpscr_set_from_mem): Add cast to enum type.
11539 (legitimize_pic_address): Compare tls_symbolic_operand result with
11541 (sh_target_reg_class): Change return type to enum reg_class.
11542 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11544 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11545 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11546 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11547 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11548 (delayed_branch, tls_call_delay): Likewise.
11549 (eligible_for_sibcall_delay): Likewise.
11550 (eligible_for_return_delay): Likewise.
11551 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11552 (spu_expand_builtin_1): Likewise.
11554 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11555 for all types of conversions.
11556 (output_init_element): Issue -Wc++-compat warning if needed when
11557 initializing a bitfield with enum type.
11558 * c-parser.c (c_parser_expression): Set original_type to
11559 original_type of right hand operand of comman operator.
11561 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11563 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11565 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11566 * doc/cpp.texi (Standard Predefined Macros)
11567 (Implementation-defined behavior): Likewise.
11568 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11569 * doc/gimple.texi (GIMPLE Exception Handling)
11570 (@code{GIMPLE_ASSIGN}): Likewise.
11571 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11572 * doc/invoke.texi (Warning Options, Optimize Options)
11573 (AVR Options, Darwin Options): Likewise.
11574 (Optimize Options): Reformulate -fwhole-program description.
11575 * doc/loop.texi (Lambda): Likewise.
11576 * doc/md.texi (Output Template, Define Constraints)
11577 (Standard Names, Insn Splitting): Likewise.
11578 * doc/options.texi (Option properties): Likewise.
11579 * doc/passes.texi (Tree-SSA passes): Likewise.
11580 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11581 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11582 (File Names and DBX): Likewise.
11583 * doc/trouble.texi (Incompatibilities): Likewise.
11585 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11587 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11588 instruction is correct.
11590 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11592 Allow non-constant arguments to conversion intrinsics.
11593 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11594 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11595 * spu.c (print_operand): Handle 'v' and 'w'.
11596 (exp2_immediate_p, spu_gen_exp2): Define.
11597 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11598 spu_convtf_1): Update parameter descriptions.
11599 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11600 * constraints.md ('v', 'w'): New.
11601 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11603 (i2f, I2F): New define_mode_attr.
11604 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11605 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11606 fixuns_truncv4sfv4si2): Update to use mode attribute.
11607 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11608 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11609 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11610 patterns for combine.
11612 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11614 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11615 (cprop, hoist, pre, store_motion): New debug counters.
11616 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11617 is not an RTL pass anymore.
11618 (pass_profiling): Remove extern decl for pass removed in 2005.
11619 (pass_gcse, pass_jump_bypass): Remove.
11620 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11621 to 0 for clean state.
11622 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11623 * cse.c (gate_handle_cse_after_global_opts,
11624 rest_of_handle_cse_after_global_opts): New functions.
11625 (pass_cse_after_global_opts): New pass, does local CSE.
11626 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11627 (TV_CPROP): New timevar.
11628 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11629 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11630 (gcse_main, recompute_all_luids): Remove.
11631 (compute_hash_table_work): Call max_reg_num instead of reading
11633 (cprop_jump): Don't set run_jump_opt_after_gcse.
11634 (constprop_register): Always allow to alter jumps.
11635 (cprop_insn): Likewise.
11636 (do_local_cprop): Likewise.
11637 (local_cprop_pass): Likewise. Return non-zero if something changed.
11638 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11639 (find_implicit_sets): Add note about missed optimization opportunity.
11640 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11641 pass_rtl_cprop execute function.
11642 Don't bother tracking the pass number, each pass gets its own dumpfile
11644 Always allow to alter jumpsand bypass jumps.
11645 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11646 will just find no suitable set.
11647 (pre_edge_insert): Fix dumping, this function is for PRE only.
11648 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11649 pass_rtl_pre execute function.
11650 (hoist_code): Return non-zero if something changed. Keep track of
11651 substitutions and insertions for statistics gathering similar to PRE.
11652 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11653 called from the pass_rtl_hoist execute function. Show pass statistics.
11654 (compute_store_table): Use max_reg_num directly instead of using the
11655 formerly global max_gcse_regno.
11656 (build_store_vectors): Likewise.
11657 (replace_store_insn): Fix dumping.
11658 (store_motion): Rename to ...
11659 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11660 pass, called from the pass_rtl_store_motion execute function. Keep
11661 track of substitutions and insertions for statistics gathering similar
11663 (bypass_jumps): Remove, fold interesting bits into ...
11664 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11665 from the pass_rtl_cprop execute function.
11666 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11667 pass_jump_bypass): Remove.
11668 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11669 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11670 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11671 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11672 (gate_rtl_store_motion, execute_rtl_store_motion,
11673 pass_rtl_store_motion): New.
11674 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11675 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11676 * passes.c (init_optimization_passes): Remove pass_gcse and
11677 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11678 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11679 instead of pass_jump_bypass.
11681 2009-04-27 Richard Guenther <rguenther@suse.de>
11683 PR middle-end/39928
11684 * gimplify.c (gimplify_expr): If we are required to create
11685 a temporary make sure it ends up as register.
11687 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11690 * config/i386/i386.c (construct_container): Don't call
11691 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11692 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11694 2009-04-27 Michael Matz <matz@suse.de>
11696 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11697 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11698 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11699 (dump_replaceable_exprs): Take a bitmap.
11700 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11702 (expand_gimple_basic_block): Likewise.
11703 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11704 replaceable_expressions member a bitmap.
11705 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11706 (mark_replaceable): Likewise.
11707 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11708 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11710 2009-04-27 Richard Guenther <rguenther@suse.de>
11712 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11713 (verify_stmts): Dispatch to gimple/type verification code.
11714 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11715 issue with call argument types.
11717 2009-04-27 Michael Matz <matz@suse.de>
11719 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11720 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11723 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11724 Eric Botcazou <ebotcazou@adacore.com>
11726 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11727 a label's basic block.
11728 (mark_target_live_regs): Tidy and rework obsolete comments.
11729 Change back DF problem to LIVE. If a label starts a basic block,
11730 assume that all registers that used to be live then still are.
11731 (init_resource_info): If a label starts a basic block, set its
11732 BLOCK_FOR_INSN accordingly.
11733 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11735 2009-04-27 Richard Guenther <rguenther@suse.de>
11737 * tree-flow-inline.h (function_ann): Remove.
11738 (get_function_ann): Likewise.
11739 * tree-dfa.c (create_function_ann): Remove.
11740 * tree-flow.h (struct static_var_ann_d): Remove.
11741 (struct function_ann_d): Likewise.
11742 (union tree_ann_d): Remove fdecl member.
11743 (function_ann_t): Remove.
11744 (function_ann, get_function_ann, create_function_ann): Remove
11747 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11749 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11751 2009-04-27 Jan Hubicka <jh@suse.cz>
11753 * ipa-pure-const.c (struct funct_state_d): New fields
11754 state_previously_known, looping_previously_known; remove
11755 state_set_in_source.
11756 (analyze_function): Use new fields.
11757 (propagate): Avoid assumption that state_set_in_source imply
11760 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11761 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11762 * cfgloop.h (finite_loop_p): Declare.
11764 2009-04-26 Michael Matz <matz@suse.de>
11766 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11768 2009-04-26 Michael Matz <matz@suse.de>
11770 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11771 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11772 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11773 pass_mark_used_blocks): Remove.
11774 * tree-optimize.c (pass_free_datastructures,
11775 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11776 * passes.c (init_optimization_passes): Don't call
11777 pass_mark_used_blocks, remove dead code.
11779 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11781 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11782 * tree-ssa-live.h (register_ssa_partition): Likewise.
11784 2009-04-26 Michael Matz <matz@suse.de>
11787 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11788 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11789 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11791 (compare_pairs): Swap cost comparison.
11792 (coalesce_ssa_name): Don't use change_partition_var.
11793 * tree-nrv.c (struct nrv_data): Add modified member.
11794 (finalize_nrv_r): Set it.
11795 (tree_nrv): Use it to update statements.
11796 (pass_nrv): Require PROP_ssa.
11797 * tree-mudflap.c (mf_decl_cache_locals,
11798 mf_build_check_statement_for): Use make_rename_temp.
11799 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11800 * alias.c (find_base_decl): Handle SSA names.
11801 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11802 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11803 * rtl.h (set_reg_attrs_for_parm): Declare.
11804 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11805 to "optimized", remove unused locals at finish.
11806 (execute_free_datastructures): Make global, call
11807 delete_tree_cfg_annotations.
11808 (execute_free_cfg_annotations): Don't call
11809 delete_tree_cfg_annotations.
11811 * ssaexpand.h: New file.
11812 * expr.c (toplevel): Include ssaexpand.h.
11813 (expand_assignment): Handle SSA names the same as register variables.
11814 (expand_expr_real_1): Expand SSA names.
11815 * cfgexpand.c (toplevel): Include ssaexpand.h.
11816 (SA): New global variable.
11817 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11818 (SSAVAR): New macro.
11819 (set_rtl): New helper function.
11820 (add_stack_var): Deal with SSA names, use set_rtl.
11821 (expand_one_stack_var_at): Likewise.
11822 (expand_one_stack_var): Deal with SSA names.
11823 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11824 before unique numbers.
11825 (expand_stack_vars): Use set_rtl.
11826 (expand_one_var): Accept SSA names, add asserts for them, feed them
11827 to above subroutines.
11828 (expand_used_vars): Expand all partitions (without default defs),
11829 then only the local decls (ignoring those expanded already).
11830 (expand_gimple_cond): Remove edges when jumpif() expands an
11831 unconditional jump.
11832 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11833 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11835 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11836 members of SA; deal with PARM_DECL partitions here; expand
11837 all PHI nodes, free tree datastructures and SA. Commit instructions
11838 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11839 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11840 info and statements at start, collect garbage at finish.
11841 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11842 (VAR_ANN_PARTITION) Remove.
11843 (change_partition_var): Don't declare.
11844 (partition_to_var): Always return SSA names.
11845 (var_to_partition): Only accept SSA names.
11846 (register_ssa_partition): Only check argument.
11847 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11849 (delete_var_map): Don't free it.
11850 (var_union): Only accept SSA names, simplify.
11851 (partition_view_init): Mark only useful SSA names as used.
11852 (partition_view_fini): Only deal with SSA names.
11853 (change_partition_var): Remove.
11854 (dump_var_map): Use ssa_name instead of partition_to_var member.
11855 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11857 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11858 (struct _elim_graph): New member const_dests; nodes member vector of
11860 (set_location_for_edge): New static helper.
11861 (create_temp): Remove.
11862 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11863 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11864 (new_elim_graph): Allocate const_dests member.
11865 (clean_elim_graph): Truncate const_dests member.
11866 (delete_elim_graph): Free const_dests member.
11867 (elim_graph_size): Adapt to new type of nodes member.
11868 (elim_graph_add_node): Likewise.
11869 (eliminate_name): Likewise.
11870 (eliminate_build): Don't take basic block argument, deal only with
11871 partition numbers, not variables.
11872 (get_temp_reg): New static helper.
11873 (elim_create): Use it, deal with RTL temporaries instead of trees.
11874 (eliminate_phi): Adjust all calls to new signature.
11875 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11876 (rewrite_trees): Only do checking.
11877 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11878 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11879 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11880 contains_tree_r, MAX_STMTS_IN_LATCH,
11881 process_single_block_loop_latch, analyze_edges_for_bb,
11882 perform_edge_inserts): Remove.
11883 (expand_phi_nodes): New global function.
11884 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11885 functions, initialize new parameter, remember partitions having a
11887 (finish_out_of_ssa): New global function.
11888 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11889 don't reset in_ssa_p here, don't disable TER when mudflap.
11890 (pass_del_ssa): Remove.
11891 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11893 (execute_free_datastructures): Declare.
11894 * Makefile.in (SSAEXPAND_H): New variable.
11895 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11896 * basic-block.h (commit_one_edge_insertion): Declare.
11897 * passes.c (init_optimization_passes): Move pass_nrv and
11898 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11899 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11900 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11901 (redirect_branch_edge): Deal with super block when expanding, split
11902 out jump patching itself into ...
11903 (patch_jump_insn): ... here, new static helper.
11905 2009-04-26 Michael Matz <matz@suse.de>
11907 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11908 beyond num_ssa_names.
11909 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11910 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11912 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11914 PR inline-asm/39543
11915 * fwprop.c (forward_propagate_asm): New function.
11916 (forward_propagate_and_simplify): Propagate also into __asm, if it
11917 doesn't increase the number of referenced registers.
11920 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11922 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11924 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11925 note_nonlocal_vla_type for nonlocal VLAs.
11926 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11927 contains_remapped_vars, remap_vla_decls): New functions.
11928 (convert_nonlocal_reference_stmt): If not optimizing, call
11929 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11930 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11931 if it wasn't found in var_map.
11932 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11933 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11934 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11936 * gimplify.c (nonlocal_vlas): New variable.
11937 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11939 (gimplify_body): Create and destroy nonlocal_vlas.
11941 * dwarf2out.c (loc_descr_plus_const): New function.
11942 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11943 mem_loc_descriptor, loc_descriptor_from_tree_1,
11944 descr_info_loc, gen_variable_die): Use it.
11946 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11947 !TREE_STATIC VAR_DECLs.
11948 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11949 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11950 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11951 DECL_BY_REFERENCE is valid.
11952 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11953 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11954 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11955 Copy DECL_BY_REFERENCE.
11956 (struct nesting_copy_body_data): New type.
11957 (nesting_copy_decl): New function.
11958 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11959 if they have variable length.
11961 2009-04-26 Michael Matz <matz@suse.de>
11963 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11964 mark new temporaries for renaming.
11966 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11969 * c-decl.c (global_bindings_p): Return negative value.
11970 (c_variable_size): New. Based on variable_size from
11972 (grokdeclarator): Call c_variable_size not variable_size.
11974 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11976 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11978 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11980 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11981 Redefine it to just use mingw/include.
11982 (ASM_SPEC): Rules for -m32 and -m64.
11983 (LINK_SPEC): Use Likewise.
11984 (SPEC_32): New define.
11985 (SPEC_64): Likewise.
11986 (SUB_LINK_SPEC): Likewise.
11987 (MULTILIB_DEFAULTS): New define.
11988 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11989 Add multilib options.
11990 (MULTILIB_DIRNAMES): Likewise.
11991 (MULTILIB_OSDIRNAMES): Likewise.
11992 (LIBGCC): Likewise.
11993 (INSTALL_LIBGCC): Likewise.
11995 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11998 * c-tree.h (enum c_inline_static_type): New.
11999 (record_inline_static): Declare.
12000 * c-decl.c (struct c_inline_static, c_inline_statics,
12001 record_inline_static, check_inline_statics): New.
12002 (pop_file_scope): Call check_inline_statics.
12003 (start_decl): Call record_inline_static instead of pedwarning
12004 directly for static in inline function.
12005 * c-typeck.c (build_external_ref): Call record_inline_static
12006 instead of pedwarning directly for static referenced in inline
12009 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12011 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12012 not new but only being rescanned.
12013 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12014 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12015 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12016 record_set_info, compute_set, grealloc): Remove.
12017 (recompute_all_luids): New function.
12018 (gcse_main): Don't compute sets, and don't do related memory
12019 allocations/free-ing. If something changed before the end of the
12020 pass, update LUIDs using recompute_all_luids.
12021 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12022 (free_gcse_mem): Don't free it either.
12023 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12024 Use the df insn LUIDs.
12025 (load_killed_in_block): Likewise.
12026 (compute_hash_table_work): Don't compute reg_set_in_block.
12027 (compute_transp): Use DF_REG_DEF_CHAINs.
12028 (local_cprop_pass): Don't use compute_sets and related functions.
12029 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12030 Use get_max_uid() instead of max_cuid.
12031 (insert_insn_end_basic_block, pre_insert_copy_insn,
12032 update_ld_motion_stores): Don't try to
12033 keep reg_set tables up to date.
12034 (pre_insert_copies): Use df insn LUIDs.
12035 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12036 (reg_set_info): Don't use extra bitmap argument.
12037 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12038 information to compute regs_set_in_block.
12039 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12040 (bypass_jumps): Don't use compute_sets and friends.
12042 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12045 * opts.c (undocumented_msg): Do not leave blank even with
12048 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12050 * c-decl.c (build_enumerator): Allow values folding to integer
12051 constants but not integer constant expressions with a pedwarn if
12054 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12057 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12058 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12059 type is an integer constant.
12061 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12064 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12067 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12070 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12071 with variably modified return type and no storage class
12072 specifiers, except for the case of nested functions. Distinguish
12073 extern declarations of functions with variably modified return
12074 types from those of objects with variably modified types.
12076 2009-04-25 Jan Hubicka <jh@suse.cz>
12078 * tree.c (list_equal_p): New function.
12079 * tree.h (list_equal_p): Declare.
12080 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12081 basic_block_def, basic_block, const_basic_block): New.
12082 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12083 (redirect_eh_edge): New function.
12084 (make_eh_edge_update_phi): EH edges are not abnormal.
12085 * except.c: Include tree-flow.h.
12086 (list_match): New function.
12087 (eh_region_replaceable_by_p): New function.
12088 (replace_region): New function.
12089 (hash_type_list): New function.
12090 (hash_eh_region): New function.
12091 (eh_regions_equal_p): New function.
12092 (merge_peers): New function.
12093 (remove_unreachable_regions): Verify EH tree when checking;
12095 (copy_eh_region_1): New function.
12096 (copy_eh_region): New function.
12097 (push_reachable_handler): New function.
12098 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12099 regions without label but with live RESX.
12100 * except.h (redirect_eh_edge_to_label): New.
12101 * tree-flow.h (redirect_eh_edge): New.
12102 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12103 basic_block_def, basic_block, const_basic_block): Remove.
12104 * Makefile.in (except.o): Add dependency on tree-flow.h
12105 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12106 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12109 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12112 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12113 on the destination of memcpy.
12115 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12117 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12118 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12119 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12121 2009-04-25 Jan Hubicka <jh@suse.cz>
12123 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12124 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12125 to be reached by different label than left.
12126 (update_eh_edges): Update comment; remove edge_to_remove if possible
12127 and return true if suceeded.
12128 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12129 (cleanup_eh): Compute sharing map.
12130 * except.c (remove_eh_handler_and_replace): Add argument if we should
12132 (remove_unreachable_regions): Update for label sharing.
12133 (label_to_region_map): Likewise.
12134 (get_next_region_sharing_label): New function.
12135 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12137 (remove_eh_handler): Update.
12138 (remove_eh_region_and_replace_by_outer_of): New function.
12139 * except.h (struct eh_region): Add next_region_sharing_label.
12140 (remove_eh_region_and_replace_by_outer_of,
12141 get_next_region_sharing_label): Declare.
12142 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12144 2009-04-25 Jan Hubicka <jh@suse.cz>
12146 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12147 insert code even if they are not critical.
12149 2009-04-25 Jan Hubicka <jh@suse.cz>
12151 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12152 (gimple_can_remove_branch_p): EH edges won't remove branch by
12154 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12155 updating of non-abnormal EH edges.
12156 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12157 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12158 (split_critical_edges): Split also edges where emitting code on them
12159 will lead to splitting later.
12161 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12162 H.J. Lu <hongjiu.lu@intel.com>
12165 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12166 the configured assembler supports fildq and fistpq mnemonics.
12167 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12168 * configure: Regenerated.
12169 * config.in: Ditto.
12171 * config/i386/i386.c (print_operand): Handle 'Z'.
12172 ['z']: Remove handling of special fild/fist suffixes.
12173 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12174 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12175 suffix of fild insn.
12176 (*floatsi<mode>2_vector_mixed): Ditto.
12177 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12178 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12179 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12180 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12181 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12183 2009-04-25 Ben Elliston <bje@au.ibm.com>
12185 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12186 the source of a set operation.
12188 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12190 * target.h (struct gcc_target): Add case_values_threshold field.
12191 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12192 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12193 * targhooks.c (default_case_values_threshold): New function.
12194 * targhooks.h (default_case_values_threshold): Declare function.
12195 * stmt.c (expand_case): Use case_values_threshold target hook.
12196 * expr.h (case_values_threshold): Remove declartation.
12197 * expr.c (case_values_threshold): Remove function.
12198 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12200 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12201 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12202 (avr_case_values_threshold): Declare as static.
12203 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12205 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12206 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12207 (mn10300_case_values_threshold): New function.
12209 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12211 * ira.c (setup_cover_and_important_classes): Add enum cast.
12213 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12215 * genpreds.c (write_enum_constraint_num): Output definition of
12216 CONSTRAINT_NUM_DEFINED_P macro.
12217 * ira.c (setup_cover_and_important_classes): Use
12218 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12220 2009-04-24 DJ Delorie <dj@redhat.com>
12222 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12223 __SH2A_SINGLE_ONLY__ also.
12225 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12227 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12228 (movdf_internal): Ditto.
12229 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12230 SFmode and DFmode constants.
12231 (ia64_print_operand): Add 'G' format for printing
12232 floating point constants.
12234 2009-04-24 Richard Guenther <rguenther@suse.de>
12236 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12237 from unsigned additions.
12239 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12241 * c-typeck.c (set_init_index): Allow array designators that are
12242 not integer constant expressions with a pedwarn if pedantic.
12244 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12246 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12247 zero if no overlap in nonzero bits between the operands.
12249 2009-04-24 Ian Lance Taylor <iant@google.com>
12251 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12252 (record_dead_and_set_regs): Likewise.
12253 * df.h (struct df_mw_hardreg): Change flags field to int.
12254 (struct df_base_ref): Likewise.
12255 (struct df): Change changeable_flags field to int.
12256 * df-scan.c (df_defs_record): Change clobber_flags to int.
12257 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12258 constants rather than #define macros.
12259 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12260 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12261 (enum dwarf_calling_convention): Likewise.
12262 (enum dwarf_line_number_x_ops): Likewise.
12263 (enum dwarf_call_frame_info): Likewise.
12264 (enum dwarf_source_language): Likewise.
12265 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12266 (add_calling_convention_attribute): Likewise.
12267 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12268 (combine_comparisons): Change compcode to int. Add cast to enum type.
12269 * genrecog.c (maybe_both_true_2): Change c to int.
12270 (write_switch): Likewise. Add cast to enum type.
12271 * gimplify.c (gimplify_omp_for): Handle return values from
12272 gimplify_expr using MIN rather than bitwise or.
12273 (gimplify_expr): Add cast to enum type.
12274 * ipa-prop.c (update_jump_functions_after_inlining): Change
12275 IPA_BOTTOM to IPA_JF_UNKNOWN.
12276 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12277 Add casts to enum type.
12278 (setup_cover_and_important_classes): Change cl to int. Add casts
12280 (setup_class_translate): Change cl and mode to int.
12281 (ira_init_once): Change mode to int.
12282 (free_register_move_costs): Likewise.
12283 (setup_prohibited_mode_move_regs): Add casts to enum type.
12284 * langhooks.c (add_builtin_function_common): Rework assertion that
12285 value fits bitfield.
12286 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12287 * omega.c (omega_do_elimination): Avoid math on enum types.
12288 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12289 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12290 int local to handle integral_argment value.
12291 * regmove.c (try_auto_increment): Change PUT_MODE to
12293 * reload.c (push_secondary_reload): Add casts to enum type.
12294 (secondary_reload_class, find_valid_class): Likewise.
12295 * reload1.c (emit_input_reload_insns): Likewise.
12296 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12297 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12298 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12300 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12301 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12303 (expand_complex_libcall): Add casts to enum type.
12304 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12305 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12306 with ERROR_MARK, not NUM_TREE_CODES.
12307 (vect_create_epilog_for_reduction): Likewise.
12308 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12309 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12310 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12312 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12313 vect_unused_in_loop. Change 0 to loop_vect.
12314 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12315 * var-tracking.c (get_init_value): Change return type to enum
12317 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12318 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12320 (arm_override_options): Add casts to enum type.
12321 (arm_emit_tls_decoration): Likewise.
12322 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12324 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12325 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12326 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12328 * config/s390/s390.c (code_for_builtin_64): Change to array of
12330 (code_for_builtin_31): Likewise.
12331 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12333 * config/sparc/sparc.c (sparc_override_options): Change value
12334 field in struct code_model to enum cmodel. In initializer change
12335 0 to NULL and add cast to enum type.
12337 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12338 Change all callers. Issue a -Wc++-compat warning using
12339 lhs_origtype if necessary.
12340 (convert_for_assignment): Issue -Wc++-compat warnings about
12341 invalid conversions to enum type on assignment.
12342 * c-common.h (build_modify_expr): Update declaration.
12344 2009-04-24 Nick Clifton <nickc@redhat.com>
12346 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12347 (function_arg_advance): Likewise.
12348 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12351 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12353 * config/s390/constraints.md ('I', 'J'): Fix condition.
12355 2009-04-24 Diego Novillo <dnovillo@google.com>
12357 * gengtype-parse.c (parse_error): Add newline after message.
12359 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12361 * config/i386/sse.md (avxmodesuffixs): Removed.
12362 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12363 (*avx_pinsr<ssevecsize>): This.
12365 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12367 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12368 follow chains of regs with a single definition, and allow expressions
12369 that are function_invariant_p.
12370 (simple_rhs_p): Allow expressions that are function_invariant_p.
12372 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12374 PR middle-end/39867
12375 * fold-const.c (fold_cond_expr_with_comparison): When folding
12376 > and >= to MAX, make sure the MAX uses the same type as the
12377 comparison's operands.
12379 2009-04-24 Nick Clifton <nickc@redhat.com>
12381 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12382 addressing for DImode accesses.
12383 (frv_print_operand_address): Handle PLUS case.
12384 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12386 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12388 PR rtl-optimization/39794
12389 * alias.c (canon_true_dependence): Add x_addr argument.
12390 * rtl.h (canon_true_dependence): Adjust prototype.
12391 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12392 * cselib.c (cselib_invalidate_mem): Likewise.
12393 * gcse.c (compute_transp): Likewise.
12394 * dse.c (scan_reads_nospill): Likewise.
12395 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12396 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12397 canon_base_addr of the group, plus optional offset.
12398 (struct group_info): Rename canon_base_mem to
12400 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12401 canon_rtx of base_mem.
12403 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12405 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12406 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12408 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12410 * config/spu/spu-builtins.h: Delete file.
12412 * config/spu/spu.h (enum spu_builtin_type): Move here from
12414 (struct spu_builtin_description): Likewise. Add GTY marker.
12415 Do not use enum spu_function_code or enum insn_code.
12416 (spu_builtins): Add extern declaration.
12418 * config/spu/spu.c: Do not include "spu-builtins.h".
12419 (enum spu_function_code, enum spu_builtin_type_index,
12420 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12421 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12422 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12423 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12424 (spu_builtin_types): Make static. Add GTY marker.
12425 (spu_builtins): Add extern declaration with GTY marker.
12426 Include "gt-spu.h".
12428 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12429 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12430 Check programmatically whether all parameters are scalar.
12432 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12434 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12436 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12437 assignment from the constructor either if the target is volatile.
12439 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12441 * config/arm/arm.md (insv): Do not share operands[0].
12443 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12445 * config/vxlib-tls.c (active_tls_threads): Delete.
12446 (delete_hook_installed): New.
12447 (tls_delete_hook): Don't delete the delete hook.
12448 (tls_destructor): Delete it here.
12449 (__gthread_set_specific): Adjust installing the delete hook.
12450 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12451 __gthread_leave_tsd_dtor_context.
12453 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12455 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12457 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12459 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12461 (alpha_rtx_costs): Ditto.
12462 (emit_unlikely_jump): Use add_reg_note.
12463 (emit_frame_store_1): Ditto.
12464 (alpha_expand_prologue): Ditto.
12465 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12466 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12468 2009-04-23 Nick Clifton <nickc@redhat.com>
12470 * config/v850/v850.md (epilogue): Remove suppressed code.
12471 (return): Rename to return_simple and remove test of frame size.
12472 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12473 to gen_return_simple.
12475 2009-04-22 Jing Yu <jingyu@google.com>
12478 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12480 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12483 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12484 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12485 value is a VECTOR_CST, the element type is the element type of the
12488 2009-04-22 DJ Delorie <dj@redhat.com>
12490 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12492 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12494 * alias.c (find_base_term): Move around LO_SUM case, so that
12495 CONST falls through into PLUS/MINUS handling.
12498 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12499 into 0, use omit_one_operand.
12501 2009-04-23 Ben Elliston <bje@au.ibm.com>
12503 * config/rs6000/linux-unwind.h (get_regs): Remove type
12504 puns. Change the type of `pc' to an array of unsigned ints and
12505 update all users. Constify frame24.
12507 2009-04-22 DJ Delorie <dj@redhat.com>
12509 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12510 declarations before code.
12511 (current_function_special_page_vector): Likewise.
12512 (m32c_expand_insv): Silence a warning.
12514 2009-04-21 Taras Glek <tglek@mozilla.com>
12516 * alias.c: Update GTY annotations to new syntax.
12517 * basic-block.h: Likewise.
12518 * bitmap.h: Likewise.
12519 * c-common.h: Likewise.
12520 * c-decl.c: Likewise.
12521 * c-parser.c: Likewise.
12522 * c-pragma.c: Likewise.
12523 * c-tree.h: Likewise.
12524 * cfgloop.h: Likewise.
12525 * cgraph.h: Likewise.
12526 * config/alpha/alpha.c: Likewise.
12527 * config/arm/arm.h: Likewise.
12528 * config/avr/avr.h: Likewise.
12529 * config/bfin/bfin.c: Likewise.
12530 * config/cris/cris.c: Likewise.
12531 * config/darwin.c: Likewise.
12532 * config/frv/frv.c: Likewise.
12533 * config/i386/i386.c: Likewise.
12534 * config/i386/i386.h: Likewise.
12535 * config/i386/winnt.c: Likewise.
12536 * config/ia64/ia64.h: Likewise.
12537 * config/iq2000/iq2000.c: Likewise.
12538 * config/mips/mips.c: Likewise.
12539 * config/mmix/mmix.h: Likewise.
12540 * config/pa/pa.c: Likewise.
12541 * config/pa/pa.h: Likewise.
12542 * config/rs6000/rs6000.c: Likewise.
12543 * config/s390/s390.c: Likewise.
12544 * config/sparc/sparc.c: Likewise.
12545 * config/xtensa/xtensa.c: Likewise.
12546 * cselib.h: Likewise.
12547 * dbxout.c: Likewise.
12548 * dwarf2out.c: Likewise.
12549 * except.c: Likewise.
12550 * except.h: Likewise.
12551 * fixed-value.h: Likewise.
12552 * function.c: Likewise.
12553 * function.h: Likewise.
12554 * gimple.h: Likewise.
12555 * integrate.c: Likewise.
12556 * optabs.c: Likewise.
12557 * output.h: Likewise.
12558 * real.h: Likewise.
12560 * stringpool.c: Likewise.
12561 * tree-data-ref.c: Likewise.
12562 * tree-flow.h: Likewise.
12563 * tree-scalar-evolution.c: Likewise.
12564 * tree-ssa-address.c: Likewise.
12565 * tree-ssa-alias.h: Likewise.
12566 * tree-ssa-operands.h: Likewise.
12567 * tree.c: Likewise.
12568 * tree.h: Likewise.
12569 * varasm.c: Likewise.
12570 * varray.h: Likewise.
12572 * coretypes.h: Do not define GTY macro if it is already defined.
12573 * doc/gty.texi: Update GTY documentation to new syntax.
12574 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12575 annotations on structs.
12576 * gengtype-parse.c: Likewise.
12578 2009-04-22 Mark Heffernan <meheff@google.com>
12580 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12582 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12584 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12587 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12589 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12590 the same as a PLUS without a shift. Increase the cost of a
12593 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12595 * Makefile.in: Update dependencies.
12596 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12597 * errors.h: Remove bogus comment about compatibility.
12598 (warning): Update declaration.
12599 * genautomata.c: Update all calls to warning.
12600 * gimple.c: Do not include errors.h. Include toplev.h.
12601 * tree-ssa-structalias.c: Do not include errors.h.
12602 * omega.c: Likewise.
12603 * tree-ssa-reassoc.c: Likewise.
12604 * config/spu/spu-c.c: Likewise.
12605 * config/spu/t-spu-elf: Update dependencies.
12607 2009-04-22 Richard Guenther <rguenther@suse.de>
12609 PR tree-optimization/39824
12610 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12611 make sure the types are compatible.
12613 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12616 * c-common.c (c_parse_error): Take a token_flags parameter.
12617 Use token_type for the token type instead.
12618 Pass token_flags to cpp_type2name.
12619 * c-common.h (c_parse_error): Update declaration.
12620 * c-parser.c (c_parser_error): Pass 0 as token flags.
12622 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12624 PR rtl-optimization/39580
12625 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12627 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12629 * function.c (expand_function_end): Do not emit a jump to the "naked"
12630 return label for fall-through returns.
12631 * except.c (sjlj_emit_function_exit): Always place the call to the
12632 unregister function at the location installed by expand_function_end.
12634 2009-04-22 Richard Guenther <rguenther@suse.de>
12636 PR tree-optimization/39845
12637 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12638 (gen_inbound_check): Likewise.
12640 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12642 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12644 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12645 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12647 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12649 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12650 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12651 shift counts to avoid out-of-bounds array accesses.
12653 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12655 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12656 (Pmode): Move above.
12658 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12660 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12661 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12662 GET_CODE macro. Use IN_RANGE macro where appropriate.
12663 * config/alpha/alpha.h: Ditto.
12664 * config/alpha/alpha.md: Ditto.
12665 * config/alpha/constraints.md: Ditto.
12666 * config/alpha/predicates.md: Ditto.
12668 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12670 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12671 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12672 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12673 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12674 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12675 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12676 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12677 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12678 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12679 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12680 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12681 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12682 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12683 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12684 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12685 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12686 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12687 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12688 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12689 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12690 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12691 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12692 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12693 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12694 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12695 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12696 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12698 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12700 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12701 references from comments.
12702 * cfgbuild.c: (count_basic_blocks): Delete.
12703 (find_basic_blocks_1): Delete.
12704 (find_basic_blocks): Delete.
12705 * except.c (finish_eh_generation): Make static. Move comment from
12706 except.h here. Remove find_basic_blocks references from comments.
12707 * except.h (finish_eh_generation): Delete.
12708 * basic-block.h (find_basic_blocks): Delete.
12709 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12711 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12713 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12714 (sdbout_parms): Likewise.
12716 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12718 * config/sh/sh.c (prepare_cbranch_operands): Use
12719 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12720 (expand_cbranchdi4): Likewise.
12721 (from_compare): Add cast to enum type.
12722 (expand_cbranchsi4): Use add_reg_note.
12723 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12724 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12725 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12726 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12727 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12728 instead of CODE_FOR_nothing.
12729 (cbranchdi4): Likewise. Fix the order of arguments for
12731 (push_fpscr): Use add_reg_note.
12732 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12733 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12735 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12737 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12738 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12739 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12740 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12741 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12742 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12743 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12744 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12745 config/alpha/x-vms, config/arc/t-arc,
12746 config/arm/README-interworking, config/arm/arm-c.c,
12747 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12748 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12749 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12750 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12751 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12752 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12753 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12754 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12755 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12756 config/cris/t-elfmulti, config/crx/t-crx,
12757 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12758 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12759 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12760 config/h8300/t-h8300, config/i386/athlon.md,
12761 config/i386/darwin-libgcc.10.4.ver,
12762 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12763 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12764 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12765 config/i386/t-linux64, config/i386/t-nwld,
12766 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12767 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12768 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12769 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12770 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12771 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12772 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12773 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12774 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12775 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12776 config/m68k/t-uclinux, config/mcore/t-mcore,
12777 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12778 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12779 config/mips/crtn.asm, config/mips/irix-crti.asm,
12780 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12781 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12782 config/mips/mips-fixed.md, config/mips/sb1.md,
12783 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12784 config/mips/t-iris6, config/mips/t-isa3264,
12785 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12786 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12787 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12788 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12789 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12790 config/mn10300/t-linux, config/mn10300/t-mn10300,
12791 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12792 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12793 config/picochip/libgccExtras/clzsi2.asm,
12794 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12795 config/rs6000/darwin-libgcc.10.4.ver,
12796 config/rs6000/darwin-libgcc.10.5.ver,
12797 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12798 config/rs6000/t-aix43, config/rs6000/t-aix52,
12799 config/rs6000/t-darwin, config/rs6000/t-fprules,
12800 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12801 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12802 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12803 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12804 config/rs6000/t-rtems, config/rs6000/t-spe,
12805 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12806 config/score/t-score-elf, config/sh/divcost-analysis,
12807 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12808 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12809 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12810 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12811 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12812 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12813 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12814 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12815 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12816 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12817 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12818 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12819 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12820 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12821 * config/h8300/genmova.sh: Include copyright and license notices
12822 in generated output.
12823 * config/h8300/mova.md: Regenerate.
12824 * doc/install.texi2html: Include word "Copyright" in copyright
12825 notice and use name "Free Software Foundation, Inc.".
12826 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12827 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12828 ChangeLog-2007, ChangeLog-2008: Correct dates.
12830 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12832 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12833 NE_EXPR operations as well.
12834 * c-parser.c (c_parser_condition): Do not set location information on
12836 (c_parser_conditional_expression): Likewise.
12837 (c_parser_binary_expression): Set location information on operators.
12838 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12839 TRUTH_NOT_EXPR has been folded.
12840 * fold-const.c (fold_truth_not_expr): Copy location information from
12841 the incoming expression to the outgoing one.
12842 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12843 recursive calls on the LHS of the operator but pass that of the
12844 operator to recursive calls on the RHS of the operator. Set it
12846 (shortcut_cond_expr): Set the locus of the operator on the second
12847 COND_EXPR and that of the expression on the first in degenerate cases.
12848 Pass the locus of the expression to calls to shortcut_cond_r.
12849 Set the locus of the 'then' block on the associated jump, if any.
12850 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12851 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12852 expression to call to gimplify_boolean_expr.
12854 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12856 * config.gcc: Add additional configuration for
12857 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12858 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12859 (CPP_SPEC): Redefine for allowing -municode option.
12860 (STARTFILE_SPEC): Likewise.
12861 * config/i386/t-mingw-w64: New.
12862 * config/i386/mingw-w64.opt: New.
12863 (municode): Add new target option.
12864 * doc/invoke.texi (municode): Add documentation for new option.
12866 2009-04-21 Ian Lance Taylor <iant@google.com>
12868 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12869 Correct test for number of arguments.
12870 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12872 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12874 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12875 argument of emit_library_call.
12877 2009-04-21 Richard Guenther <rguenther@suse.de>
12879 PR middle-end/39829
12880 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12881 inside VIEW_CONVERT_EXPRs.
12883 2009-04-21 Martin Jambor <mjambor@suse.cz>
12885 * tree-switch-conversion.c (build_constructors): Split a long line.
12886 (constructor_contains_same_values_p): New function.
12887 (build_one_array): Create assigns of constants if possible, do not
12888 call mark_sym_for_renaming, call update_stmt.
12889 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12890 make_rename_temp. Do not call mark_symbols_for_renaming, call
12892 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12893 find_new_referenced_vars, call update_stmt.
12894 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12895 instead of calling make_rename_temp. Do not call
12896 find_new_referenced_vars or mark_symbols_for_renaming, call
12899 2009-04-21 Richard Guenther <rguenther@suse.de>
12901 PR tree-optimization/39827
12902 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12903 (tree_ssa_phiprop): Pass the correct array size.
12905 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12907 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12909 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12912 * c-typeck.c (lvalue_p): Move declaration ...
12913 * c-common.h (lvalue_p): ... to here.
12914 * c-common.c (candidate_equal_p): New.
12915 (add_tlist): Use it.
12916 (merge_tlist): Use it.
12917 (warn_for_collisions_1): Likewise.
12918 (warning_candidate_p): Accept more candidates.
12919 (verify_tree): A warning candidate can be an expression. Use
12922 2009-04-21 Ben Elliston <bje@au.ibm.com>
12925 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12926 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12927 options. Remove -mcall-solaris documentation.
12929 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12932 * doc/invoke.texi (-Wlong-long): Update description.
12933 * c-lex (interpret_integer): Only warn if there was no previous
12934 overflow and -Wlong-long is enabled.
12935 * c-decl.c (declspecs_add_type): Drop redundant flags.
12936 * c.opt (Wlong-long): Init to -1.
12937 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12938 and front-end warn_long_long. Wlong-long only depends on other
12939 flags if it is uninitialized.
12940 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12941 the same for CPP and FE.
12942 (restore_extension_diagnostics): Likewise.
12944 2009-04-20 Ian Lance Taylor <iant@google.com>
12946 Fix enum conversions which are invalid in C++:
12947 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12948 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12949 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12950 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12951 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12952 (dbxout_parms): Likewise.
12953 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12954 (df_clear_flags): Likewise.
12955 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12956 top_flag parameter to int.
12957 (df_chain_create_bb_process_use): Likewise.
12958 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12960 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12961 (df_ref_create_structure, df_def_record_1): Likewise.
12962 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12963 (df_notes_rescan): Change 0 to VOIDmode in function call.
12964 (df_get_call_refs, df_insn_refs_collect): Likewise.
12965 (df_bb_regs_collect): Likewise.
12966 (df_entry_block_defs_collect): Likewise.
12967 (df_exit_block_uses_collect): Likewise.
12968 * df.h: Update declarations.
12969 * double-int.c (double_int_divmod): Add cast to enum type.
12970 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12971 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12972 (based_loc_descr): Likewise.
12973 (loc_descriptor_from_tree_1): Change first_op and second_op to
12974 enum dwarf_location_atom. Add cast to enum type.
12975 * expmed.c (init_expmed): Change 0 to SET in function call.
12976 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12977 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12978 (do_store_flag): Likewise.
12979 * fixed-value.h (struct fixed_value): Change mode to enum
12981 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12982 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12984 (insert_insn_decl, insert_decl, insert_state): Likewise.
12985 (automata_list_finish): Likewise.
12986 * genrecog.c (process_define_predicate): Add cast to enum type.
12987 * gensupport.c (init_predicate_table): Add cast to enum type.
12988 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12990 (gimple_build_call_1, gimple_build_label): Likewise.
12991 (gimple_build_goto, gimple_build_asm_1): Likewise.
12992 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12993 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12994 (enum fallback): Rename from enum fallback_t.
12995 (fallback_t): Typedef as int.
12996 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12997 GSI_SAME_STMT in function call.
12998 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13000 (setup_reg_class_relations): Likewise.
13001 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13002 (setup_prohibited_class_mode_regs): Add cast to enum type.
13003 (setup_prohibited_mode_move_regs): Likewise.
13004 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13005 (record_address_regs): Change i to enum reg_class.
13006 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13007 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13008 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13009 (GET_MODE_2XWIDER_MODE): Likewise.
13010 (GET_CLASS_NARROWEST_MODE): Likewise.
13011 * omp-low.c (expand_omp_for): Add cast to enum type.
13012 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13013 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13014 * postreload.c (reload_cse_simplify_operands): Change rclass local
13016 * predict.c (combine_predictions_for_insn): Change best_predictor
13017 and predictor to enum br_predictor.
13018 (combine_predictions_for_bb): Likewise.
13019 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13020 use SET_PREDICT_EXPR_OUTCOME.
13021 * real.c (real_arithmetic): Change icode to code in function call.
13022 * reginfo.c (init_move_cost): Add casts to enum type.
13023 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13024 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13026 * reload.c (find_valid_class): Add casts to enum type.
13027 (push_reload): Change 0 to NO_REGS in function call.
13028 (find_reloads): Change this_alternative to array of enum
13029 reg_class. Remove some now-unnecessary casts.
13030 (make_memloc): Change 0 to VOIDmode in function call.
13031 * reload1.c (reload): Change 0 to VOIDmode in function call.
13032 (eliminate_regs_1, elimination_effects): Likewise.
13033 (eliminate_regs_in_insn): Likewise.
13034 (emit_input_reload_insns): Add cast to enum type.
13035 (delete_output_reload): Change 0 to VOIDmode in function call.
13036 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13037 to enum type in function call.
13038 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13039 (SET_PREDICT_EXPR_OUTCOME): Define.
13040 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13041 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13042 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13043 (dump_function): Likewise.
13044 * tree-dump.h: Update declarations.
13045 * tree-pass.h: Update declarations.
13046 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13047 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13049 (arm_rtx_costs_1): Correct parenthesization.
13050 (arm_rtx_costs): Add casts to enum type.
13051 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13052 (vfp_emit_fstmd): Use add_rg_note.
13053 (emit_multi_reg_push, emit_sfm): Likewise.
13054 (thumb_set_frame_pointer): Likewise.
13055 (arm_expand_prologue): Likewise.
13056 (arm_regno_class): Change return type to enum reg_class.
13057 (thumb1_expand_prologue): Use add_reg_note.
13058 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13059 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13061 * config/arm/gentune.sh: Add cast to enum type.
13062 * config/arm/arm-tune.md: Rebuild.
13063 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13064 (ix86_split_fp_branch, predict_jump): Likewise.
13065 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13066 insn_code to enum rtx_code.
13067 (ix86_builtin_vectorized_function): Add cast to enum type.
13068 * config/i386/i386.md (truncdfsf2): Change slot to enum
13070 (truncxf<mode>2, isinf<mode>2): Likewise.
13071 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13073 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13074 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13075 (insert_bundle_state): Change 1 to INSERT in function call.
13076 (ia64_add_bundle_selector_before): Likewise.
13077 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13078 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13079 (restore_stack_nonlocal): Likewise.
13080 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13082 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13084 (mips_rtx_costs): Likewise.
13085 (mips_override_options): Add casts to enum type.
13086 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13088 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13089 (store_reg, set_reg_plus_d): Likewise.
13090 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13091 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13093 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13095 (emit_unlikely_jump): Use add_reg_note.
13096 (rs6000_emit_allocate_stack): Likewise.
13097 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13098 (output_toc): Change 1 to INSERT in function call.
13099 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13100 (rs6000_initialize_trampoline): Likewise.
13101 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13103 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13104 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13105 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13106 (save_gprs): Use add_reg_note.
13107 (s390_emit_prologue): Likewise.
13108 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13109 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13110 (sparc_fold_builtin): Add cast to enum type.
13111 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13113 (spu_expand_prologue): Use add_reg_note.
13114 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13116 2009-04-20 Ian Lance Taylor <iant@google.com>
13118 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13119 (c_parser_postfix_expression_after_primary): Get VEC for list of
13120 arguments. Get original types of arguments. Call
13121 build_function_call_vec.
13122 (cached_expr_list_1, cached_expr_list_2): New static variables.
13123 (c_parser_expr_list): Change return type to VEC *. Add
13124 p_orig_types parameter. Change all callers.
13125 (c_parser_release_expr): New static function.
13126 (c_parser_vec_to_tree_list): New static function.
13127 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13128 call build_function_call_vec.
13129 (build_function_call_vec): New function, based on old
13130 build_function_call.
13131 (convert_arguments): Remove nargs and argarray parameters. Change
13132 values to a VEC. Add origtypes parameter.
13133 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13134 (convert_for_assignment): Add origtype parameter. Change all
13135 callers. If warn_cxx_compat, check for conversion to an enum
13136 type when calling a function.
13137 (store_init_value): Add origtype parameter. Change all callers.
13138 (digest_init): Likewise.
13139 (struct init_node): Add origtype field.
13140 (add_pending_init): Add origtype parameter. Change all callers.
13141 (output_init_element): Likewise.
13142 (output_pending_init_elements): Pass origtype from init_node to
13143 output_init_element.
13144 (process_init_element): Pass origtype from c_expr to
13145 output_init_element.
13146 (c_finish_return): Add origtype parameter. Change all callers.
13147 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13149 (sync_resolve_params): Likewise.
13150 (sync_resolve_return): Change params to first_param. Change caller.
13151 (resolve_overloaded_builtins): Change params to VEC *. Change
13152 callers. Save first parameter around call to build_function_call_vec.
13153 * c-decl.c (finish_decl): Add origtype parameter. Change all
13154 callers. Call build_function_call_vec rather than
13155 build_function_call for cleanup.
13156 * c-tree.h: Update declarations.
13157 * c-common.h: Update declarations.
13158 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13159 params to first_param.
13160 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13161 params parameter from tree to void *.
13162 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13163 Change arglist parameter to have type void *, and to be a pointer
13165 * config/rs6000/rs6000-protos.h
13166 (altivec_resolve_overloaded_builtin): Update declaration.
13167 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13168 fnargs parameter to have type void *, and to be a pointer to a
13169 VEC. Call build_function_call_vec instead of
13170 build_function_call.
13171 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13173 2009-04-20 Joey Ye <joey.ye@intel.com>
13174 Xuepeng Guo <xuepeng.guo@intel.com>
13175 H.J. Lu <hongjiu.lu@intel.com>
13177 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13179 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13180 (IX86_LEA_PRIORITY): Likewise.
13181 (distance_non_agu_define): New function.
13182 (distance_agu_use): Likewise.
13183 (ix86_lea_for_add_ok): Likewise.
13184 (ix86_dep_by_shift_count): Likewise.
13186 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13187 should split for LEA.
13189 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13191 (ix86_dep_by_shift_count): Likewise.
13193 2009-04-20 Richard Guenther <rguenther@suse.de>
13195 * expr.c (handled_component_p): Move ...
13196 * tree.h (handled_component_p): ... here.
13197 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13198 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13199 and REALPART_EXPR to be in one group.
13201 2009-04-20 Richard Guenther <rguenther@suse.de>
13203 * basic-block.h (get_all_dominated_blocks): Declare.
13204 * dominance.c (get_all_dominated_blocks): New function.
13205 * tree-cfg.c (get_all_dominated_blocks): Remove.
13206 (remove_edge_and_dominated_blocks): Adjust.
13207 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13208 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13209 instead of recursing.
13211 2009-04-20 Doug Kwan <dougkwan@google.com>
13213 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13214 (struct cgraph_node_set_def): New type.
13215 (cgraph_node_set) New type. Also declare vector functions.
13216 (struct cgraph_node_set_element_def): New type.
13217 (cgraph_node_set_element): Ditto.
13218 (cgraph_node_set_iterator): New iterator type.
13219 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13220 cgraph_node_set_remove, dump_cgraph_node_set,
13221 debug_cgraph_node_set): New prototypes.
13222 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13223 cgraph_node_set_size): New inlines.
13224 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13225 including cgraph.h.
13226 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13227 argument to function 'write_summary'.
13228 * ipa.c: Include ggc.h.
13229 (hash_cgraph_node_set_element,
13230 eq_cgraph_node_set_element, cgraph_node_set_new,
13231 cgraph_node_set_add, cgraph_node_set_remove,
13232 cgraph_node_set_find, dump_cgraph_node_set,
13233 debug_cgraph_node_set): New functions.
13234 * Makefile.in (ipa.o): Add dependency on GGC_H.
13236 2009-04-20 Ira Rosen <irar@il.ibm.com>
13238 PR tree-optimization/39675
13239 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13240 check of the return code of vect_schedule_slp. Check that
13241 stmt_vec_info still exists for the statement, before checking its
13242 vectorization type.
13244 2009-04-20 Michael Matz <matz@suse.de>
13246 * Makefile.in (generated_files): Take out $(simple_generated_c).
13248 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13250 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13251 (UINTPTR_TYPE): Likewise.
13253 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13256 * c-typeck.c (digest_init): Check for initializing an array with a
13259 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13262 * c-semantics.c (pop_stmt_list): Propagate
13263 STATEMENT_LIST_HAS_LABEL to parent statement list.
13265 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13267 * config/mips/mips.h (mips_tune_attr): New macro.
13268 * config/mips/mips.md (cpu): Use it.
13270 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13273 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13276 2009-04-19 Diego Novillo <dnovillo@google.com>
13278 * toplev.c (compile_file): Move call to coverage_finish ...
13279 * cgraphunit.c (ipa_passes): ... here.
13280 Call cgraph_process_new_functions.
13281 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13282 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13284 2009-04-19 Jan Hubicka <jh@suse.cz>
13286 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13288 (dump_cgraph_node): Dump can throw external flag.
13289 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13291 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13295 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13296 * common.opt (Wlogical-op): Move from here...
13297 * c.opt (Wlogical-op): ... to here.
13298 * c-typeck.c (parser_build_binary_op): Update call to
13299 warn_logical_operator.
13300 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13302 * c-common.c (warn_logical_op): Update.
13303 * c-common.h (warn_logical_op): Update declaration.
13305 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13307 * tree.c (protected_set_expr_location): Fix formatting.
13309 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13312 * c-typeck.c (readonly_warning): new.
13313 (build_unary_op, build_modify_expr): Use readonly_warning for
13314 storing into something readonly but not const-qualified.
13316 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13319 * c-typeck.c (build_unary_op): Check for taking address of
13320 expression of type void.
13322 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13325 * c-typeck.c (build_function_call): Check for calling a function
13326 with qualified void return types. Call require_complete_type when
13329 2009-04-18 Jan Hubicka <jh@suse.cz>
13331 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13333 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13334 can_throw_external flag.
13335 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13336 * ipa-pure-const.c (ignore_edge): New function.
13337 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13338 only over can_throw_external edges.
13339 (local_pure_const): Add nothrow flag.
13340 * ipa-utils.c (searchc): Add ignore_edge callback.
13341 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13342 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13343 (set_nothrow_function_flags): Update cgraph.
13344 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13346 2009-04-18 Richard Guenther <rguenther@suse.de>
13348 PR middle-end/39804
13349 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13350 (fold_stmt): ... this and ...
13351 (fold_stmt_inplace): ... this.
13352 (fold_stmt_1): Fold references in calls and asms.
13353 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13355 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13357 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13358 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13360 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13362 * tree.c (function_args_count): Remove.
13363 * tree.h: Remove the prototype for function_args_count.
13365 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13367 * tree-iterator.c (expr_only): Remove.
13368 * tree.h: Remove the prototype for expr_only.
13370 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13372 * reginfo.c (cannot_change_mode_set_regs): Remove.
13373 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13375 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13377 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13378 whether operands 0 and 1 overlaps.
13380 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13382 PR middle-end/36902
13383 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13384 pointer. Use warning_at instead of warning.
13385 (search_for_addr_array): Likewise.
13386 (check_array_bounds): Likewise.
13387 (check_all_array_refs): Check that the incoming edge is not in the
13388 list of edges to be removed.
13389 (check_all_array_refs): Avoid the temporal pointer.
13390 (vrp_visit_cond_stmt): Fix typo.
13391 (simplify_switch_using_ranges): Handle the case where the switch
13392 index is an integer constant.
13394 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13396 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13398 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13400 * doc/extend.texi, doc/invoke.texi: Fix typos.
13402 2009-04-17 Cary Coutant <ccoutant@google.com>
13404 * tree-flow-inline.h (get_lineno): Fix inverted test.
13406 2009-04-17 Diego Novillo <dnovillo@google.com>
13408 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13409 assertion for AVAIL_OUT.
13411 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13414 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13415 * config/sh/linux-atomic.asm: Likewise.
13417 2009-04-17 Diego Novillo <dnovillo@google.com>
13419 * except.c (debug_eh_tree): New.
13420 (struct eh_region, struct eh_status): Move ...
13421 * except.h: ... here.
13422 (add_type_for_runtime): Declare extern.
13423 (lookup_type_for_runtime): Likewise.
13424 (debug_eh_tree): Declare.
13425 * Makefile.in (GTFILES): List except.h before except.c
13427 2009-04-17 Diego Novillo <dnovillo@google.com>
13429 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13430 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13431 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13432 (find_vars_r): ... here.
13433 * tree-flow.h (find_referenced_vars_in): Declare.
13434 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13435 that AVAIL_OUT exists for BLOCK.
13436 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13437 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13438 (tree-parloops.o): Likewise.
13440 2009-04-17 Simon Baldwin <simonb@google.com>
13442 * toplev.c (default_tree_printer): Add handling for %E format.
13444 2009-04-17 Diego Novillo <dnovillo@google.com>
13446 * tree-pretty-print.c (dump_generic_node): Add break after
13447 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13448 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13449 FUNCTION_TYPE together. Call print_struct_decl when printing
13450 structures and TDF_SLIM is not given.
13451 (print_struct_decl): Fix logic for detecting recursion.
13453 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13456 * gcc.c (create_at_file): New.
13457 (compile_input_file_p): New.
13458 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13459 * main.c (main): Update call to toplev_main.
13460 * toplev.c (toplev_main): Change signature. Call expandargv.
13461 * toplev.h (toplev_main): Change signature.
13463 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13465 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13466 if the latter is not constant.
13468 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13470 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13472 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13474 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13475 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13477 2009-04-17 Richard Guenther <rguenther@suse.de>
13479 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13480 Handle component references view-converting an invariant address.
13482 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13484 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13485 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13486 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13487 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13488 Use @deftypevr rather than @deftypevar.
13490 2009-04-17 Richard Guenther <rguenther@suse.de>
13492 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13493 (get_prop_source_stmt): Likewise.
13494 (can_propagate_from): Likewise.
13496 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13498 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13499 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13500 (--with-multilib-list): Add default value.
13501 * configure: Regenerate.
13502 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13503 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13504 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13505 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13506 Don't add default cpu to multilib list unnecessarily, but do enable
13507 the relevant compiler option..
13508 Add support for --with-multilib-list=<blank> and
13509 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13510 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13511 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13512 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13513 TM_MULTILIB_CONFIG.
13514 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13515 (MULTILIB_OSDIRNAMES): New variable.
13516 * config/sh/t-1e: Delete file.
13517 * config/sh/t-mlib-sh1: Delete file.
13518 * config/sh/t-mlib-sh2: Delete file.
13519 * config/sh/t-mlib-sh2a: Delete file.
13520 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13521 * config/sh/t-mlib-sh2a-single: Delete file.
13522 * config/sh/t-mlib-sh2a-single-only: Delete file.
13523 * config/sh/t-mlib-sh2e: Delete file.
13524 * config/sh/t-mlib-sh3e: Delete file.
13525 * config/sh/t-mlib-sh4: Delete file.
13526 * config/sh/t-mlib-sh4-nofpu: Delete file.
13527 * config/sh/t-mlib-sh4-single: Delete file.
13528 * config/sh/t-mlib-sh4-single-only: Delete file.
13529 * config/sh/t-mlib-sh4a: Delete file.
13530 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13531 * config/sh/t-mlib-sh4a-single: Delete file.
13532 * config/sh/t-mlib-sh4a-single-only: Delete file.
13533 * config/sh/t-mlib-sh4al: Delete file.
13534 * config/sh/t-mlib-sh5-32media: Delete file.
13535 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13536 * config/sh/t-mlib-sh5-64media: Delete file.
13537 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13538 * config/sh/t-mlib-sh5-compact: Delete file.
13539 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13540 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13541 * doc/install.texi (Options specification): Add
13542 --with-multilib-list and --with-endian.
13544 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13546 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13548 (OBJS-common): Add plugin-version.o.
13549 (plugin-version.o): New.
13550 * gcc-plugin.h (plugin_gcc_version): New.
13551 (plugin_default_version_check): New.
13552 (plugin_init_func, plugin_init): Add version argument.
13553 * plugin-version.c: New.
13554 * plugin.c (str_plugin_gcc_version_name): New.
13555 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13556 pass it to the init function.
13557 (plugin_default_version_check): New.
13559 2009-04-17 Richard Guenther <rguenther@suse.de>
13561 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13562 for decl-vs-decl disambiguation.
13564 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13566 * config/s390/s390.h (s390_tune_attr): New macro definition.
13567 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13569 2009-04-17 Richard Guenther <rguenther@suse.de>
13571 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13572 (fold_stmt_r): Likewise.
13573 (maybe_fold_reference): New function.
13574 (fold_gimple_assign): Handle cases fold_stmt_r did.
13575 (fold_stmt): Do not use fold_stmt_r.
13576 (fold_stmt_inplace): Likewise.
13578 2009-04-17 Richard Guenther <rguenther@suse.de>
13580 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13581 (record_equivalences_from_stmt): Remove useless checks and
13583 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13584 the type is already suitable.
13586 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13588 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13590 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13592 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13593 (CMPtype): Define as __gcc_CMPtype.
13595 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13597 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13598 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13600 2009-04-17 Richard Guenther <rguenther@suse.de>
13602 PR tree-optimization/39746
13603 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13604 special-casing for builtins and static variable use/def.
13605 (call_may_clobber_ref_p_1): Likewise.
13607 2009-04-16 Ian Lance Taylor <iant@google.com>
13609 * df.h: Include "timevar.h".
13610 (struct df_problem): Change tv_id field to timevar_id_t.
13611 * tree-pass.h: Include "timevar.h".
13612 (struct opt_pass): Change tv_id field to timevar_id_t.
13613 * timevar.h (timevar_id_t): Define TV_NONE.
13614 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13615 TV_NONE rather than tv_id != 0.
13616 (execute_one_pass): Likewise.
13617 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13618 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13619 dependencies to $(TREE_PASS_H).
13620 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13622 (pass_branch_target_load_optimize2): Likewise.
13623 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13624 (pass_outof_cfg_layout_mode): Likewise.
13625 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13626 (pass_rebuild_cgraph_edges): Likewise.
13627 (pass_remove_cgraph_callee_edges): Likewise.
13628 * df-core.c (pass_df_initialize_opt): Likewise.
13629 (pass_df_initialize_no_opt): Likewise.
13630 (pass_df_finish): Likewise.
13631 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13632 * except.c (pass_set_nothrow_function_flags): Likewise.
13633 (pass_convert_to_eh_region_ranges): Likewise.
13634 * final.c (pass_compute_alignments): Likewise.
13635 * function.c (pass_instantiate_virtual_regs): Likewise.
13636 (pass_init_function): Likewise.
13637 (pass_leaf_regs): Likewise.
13638 (pass_match_asm_constraints): Likewise.
13639 * gimple-low.c (pass_lower_cf): Likewise.
13640 (pass_mark_used_blocks): Likewise.
13641 * init-regs.c (pass_initialize_regs): Likewise.
13642 * integrate.c (pass_initial_value_sets): Likewise.
13643 * ira.c (pass_ira): Likewise.
13644 * jump.c (pass_cleanup_barriers): Likewise.
13645 * omp-low.c (pass_expand_omp): Likewise.
13646 (pass_lower_omp): Likewise.
13647 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13648 * recog.c (pass_split_all_insns): Likewise.
13649 (pass_split_after_reload): Likewise.
13650 (pass_split_before_regstack): Likewise.
13651 (pass_split_before_sched2): Likewise.
13652 (pass_split_for_shorten_branches): Likewise.
13653 * reginfo.c (pass_reginfo_init): Likewise.
13654 (pass_subregs_of_mode_init): Likewise.
13655 (pass_subregs_of_mode_finish): Likewise.
13656 * passes.c (pass_postreload): Likewise.
13657 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13658 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13659 (pass_warn_function_return): Likewise.
13660 (pass_warn_function_noreturn): Likewise.
13661 * tree-complex.c (pass_lower_complex): Likewise.
13662 (pass_lower_complex_O0): Likewise.
13663 * tree-if-conv.c (pass_if_conversion): Likewise.
13664 * tree-into-ssa.c (pass_build_ssa): Likewise.
13665 * tree-mudflap.c (pass_mudflap_1): Likewise.
13666 (pass_mudflap_2): Likewise.
13667 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13668 (pass_mudflap_2): Likewise.
13669 * tree-nrv.c (pass_return_slot): Likewise.
13670 * tree-object-size.c (pass_object_sizes): Likewise.
13671 * tree-optimize.c (pass_all_optimizations): Likewise.
13672 (pass_early_local_passes): Likewise.
13673 (pass_all_early_optimizations): Likewise.
13674 (pass_cleanup_cfg): Likewise.
13675 (pass_cleanup_cfg_post_optimizing): Likewise.
13676 (pass_free_datastructures): Likewise.
13677 (pass_free_cfg_annotations): Likewise.
13678 (pass_fixup_cfg): Likewise.
13679 (pass_init_datastructures): Likewise.
13680 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13681 (pass_late_warn_uninitialized): Likewise.
13682 (pass_update_address_taken): Likewise.
13683 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13684 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13685 (pass_cse_sincos): Likewise.
13686 (pass_convert_to_rsqrt): Likewise.
13687 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13688 * tree-stdarg.c (pass_stdarg): Likewise.
13689 * tree-tailcall.c (pass_tail_recursion): Likewise.
13690 (pass_tail_calls): Likewise.
13691 * tree-vect-generic.c (pass_lower_vector): Likewise.
13692 (pass_lower_vector_ssa): Likewise.
13693 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13695 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13697 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13699 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13701 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13702 logical and signext.
13704 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13707 * config/sh/predicates.md (arith_operand): Check if the operand
13708 of TRUNCATE is a REG.
13710 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13712 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13713 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13715 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13717 * tree-iterator.c (tsi_split_statement_list_after,
13718 tsi_split_statement_list_before): Remove.
13719 * tree-iterator.h: Remove the prototypes for
13720 tsi_split_statement_list_after and tsi_split_statement_list_before.
13722 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13724 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13725 * tree-ssa-propagate.h: Remove the prototype for
13726 stmt_makes_single_load.
13728 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13730 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13731 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13733 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13735 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13737 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13739 * except.c (eh_region_outer_p): Remove.
13740 * except.h: Remove the prototype for eh_region_outer_p.
13742 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13744 * function.c (current_function_assembler_name): Remove.
13745 * function.h: Remove the prototype for
13746 current_function_assembler_name.
13748 2009-04-16 Ian Lance Taylor <iant@google.com>
13750 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13751 (add_reg_note): Call alloc_reg_note.
13752 * rtl.h (alloc_reg_note): Declare.
13753 * combine.c (try_combine): Use alloc_reg_note.
13754 (recog_for_combine, move_deaths): Likewise.
13755 (distribute_notes): Use alloc_reg_note and add_reg_note.
13756 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13757 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13758 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13760 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13762 PR rtl-optimization/39762
13763 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13764 ira_may_move_out_cost): Add comments about way of their usage.
13765 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13767 * ira-conflicts.c (process_regs_for_copy): Use function
13768 ira_get_register_move_cost instead of global
13769 ira_register_move_cost.
13771 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13772 color_pass, move_spill_restore, update_curr_costs): Ditto.
13774 * ira-lives.c (process_single_reg_class_operands): Ditto.
13776 * ira-emit.c (emit_move_list): Ditto.
13778 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13779 (record_reg_classes): Ditto. Use functions
13780 ira_get_register_move_cost and ira_get_may_move_cost instead of
13781 global vars ira_register_move_cost, ira_may_move_out_cost and
13782 ira_may_move_in_cost.
13783 (record_address_regs): Don't call ira_init_register_move_cost.
13784 Use function ira_get_may_move_cost instead of global
13785 ira_may_move_in_cost.
13786 (process_bb_node_for_hard_reg_moves): Use function
13787 ira_get_register_move_cost instead of global ira_register_move_cost.
13788 (ira_costs): Don't call ira_init_register_move_cost.
13790 2009-04-16 Richard Guenther <rguenther@suse.de>
13792 * tree-cfg.c (verify_gimple_assign_binary):
13793 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13794 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13795 (create_general_new_stmt): Note that this function is broken.
13797 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13799 * common.opt (fhelp): Add Var(help_flag).
13800 * gcc-plugin.h (plugin_info): Add help.
13801 * plugin.c (plugin_name_args): Add help.
13802 (register_plugin_info): Set plugin->help.
13803 (print_help_one_plugin): New.
13804 (print_plugins_help): New.
13805 * plugin.h (print_plugins_help): New.
13806 * toplev.c (toplev_main): Call print_plugins_help if needed.
13808 2009-04-16 Richard Guenther <rguenther@suse.de>
13810 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13811 (gimple_ior_addresses_taken_1): New function.
13812 (gimple_ior_addresses_taken): Likewise.
13813 * gimple.h (struct gimple_statement_with_ops_base): Remove
13814 addresses_taken member.
13815 (gimple_ior_addresses_taken): Declare.
13816 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13817 gimple_set_addresses_taken): Remove.
13818 * ipa-reference.c (mark_address): New function.
13819 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13820 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13821 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13822 (gimple_add_to_addresses_taken): Remove.
13823 (get_tmr_operands): Call mark_address_taken.
13824 (get_asm_expr_operands): Likewise.
13825 (get_expr_operands): Likewise.
13826 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13827 (free_stmt_operands): Do not free it.
13828 * tree-ssa.c (delete_tree_ssa): Likewise.
13829 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13831 2009-04-16 Richard Guenther <rguenther@suse.de>
13833 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13834 (walk_stmt_load_store_ops): Likewise.
13835 * gimple.c (get_base_loadstore): New function.
13836 (walk_stmt_load_store_addr_ops): Likewise.
13837 (walk_stmt_load_store_ops): Likewise.
13838 * ipa-pure-const.c (check_op): Simplify.
13839 (check_load, check_store): New functions.
13840 (check_stmt): Use walk_stmt_load_store_ops.
13841 * ipa-reference.c (mark_load): Adjust signature.
13842 (mark_store): Likewise.
13843 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13845 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13847 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13848 (plugin_info): New.
13849 * opts.c (common_handle_option): Don't call print_version.
13850 * plugin.c (plugin_name_args): Add version.
13851 (register_plugin_info): New.
13852 (register_callback): Handle PLUGIN_INFO.
13853 (try_init_one_plugin): New.
13854 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13856 (finalize_one_plugin): New.
13857 (finalize_plugins): New.
13858 (print_one_plugin): New.
13859 (print_plugins_versions): New.
13860 * plugin.h (print_plugins_versions): New.
13861 (finalize_plugins): New.
13862 * toplev.c (compile_file): Don't call initialize_plugins.
13863 (print_version): Call print_plugins_versions.
13864 (toplev_main): Call initialize_plugins. Print version if needed.
13865 Call finalize_plugins.
13867 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13869 * common.opt (fversion): New.
13870 * gcc.c (print_version): New.
13871 (process_command): Don't print the version. Just set print_version.
13872 (main): Print version. Call subprocesses if print_version and
13873 verbose_flag are set.
13874 * opts.c (common_handle_option): Handle OPT_fversion.
13876 2009-04-16 Richard Guenther <rguenther@suse.de>
13877 Ira Rosen <irar@il.ibm.com>
13879 PR tree-optimization/39698
13880 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13881 type of the reduction variable. Only generate the def if
13884 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13885 make sure to first convert to an integer of the same precision.
13886 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13887 the type of the evolution correctly in computing the new
13888 induction variable base.
13890 2009-04-16 Richard Guenther <rguenther@suse.de>
13892 PR middle-end/39625
13893 * tree-cfg.c (make_blocks): Split statements with to-be
13894 abnormal SSA names on the lhs.
13896 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13898 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13899 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13900 * c-typeck.c (really_start_incremental_init): Likewise.
13901 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13902 (TARGET_INITIALIZER): Remove it.
13903 * target.h (struct target): Remove vector_opaque_p.
13904 * tree.c (build_opaque_vector_type): New.
13905 * tree.h (TYPE_VECTOR_OPAQUE): New.
13906 (build_opaque_vector_type): Declare.
13907 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13908 * config/rs6000/rs6000.c (build_opaque_vector_type,
13909 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13910 (rs6000_init_builtins): Use build_opaque_vector_type for
13911 opaque_V4SI_type_node.
13913 2009-04-15 Catherine Moore <clm@codesourcery.com>
13915 * debug.h (set_name): Declare.
13916 * dwarf2out.c (dwarf2out_set_name): Declare.
13917 (dwarf2_debug_hooks): Add set_name.
13918 (find_AT_string): New.
13919 (add_AT_string): Call find_AT_string.
13920 (dwarf2out_set_name): New.
13921 * cp/decl.c (grokdeclarator): Call set_name.
13922 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13923 * debug.c (do_nothing_debug_hooks): Likewise.
13924 * dbxout.c (dbx_debug_hooks): Likewise.
13925 * sdbout.c (sdb_debug_hooks): Likewise.
13927 2009-04-15 Michael Eager <eager@eagercon.com>
13929 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13930 reg for single-precision FPU.
13931 * config/rs6000/rs6000.md (movsi_internal1): Only for
13932 !TARGET_SINGLE_FPU.
13933 (movsi_internal1_single): New. Add pattern to move SI values to/from
13934 single-precision FP regs.
13936 2009-04-15 Richard Guenther <rguenther@suse.de>
13938 * omp-low.c (lower_rec_input_clauses): Build correct address
13940 (expand_omp_for_generic): Fix multiplication type.
13941 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13942 (generate_memset_zero): Fix types.
13943 * tree-profile.c (prepare_instrumented_value): Correctly
13946 2009-04-15 Ian Lance Taylor <iant@google.com>
13948 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13949 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13950 for -Wall and for -Wc++-compat.
13951 (c_common_post_options): For C++, set warn_enum_compare if not
13953 * c-tree.h (struct c_expr): Add field original_type.
13954 (build_external_ref): Update declaration.
13955 * c-parser.c (c_parser_braced_init): Set original_type.
13956 (c_parser_initelt): Likewise.
13957 (c_parser_expr_no_commas): Likewise.
13958 (c_parser_conditional_expression): Likewise.
13959 (c_parser_cast_expression): Likewise.
13960 (c_parser_unary_expression): Likewise. Pull setting of
13961 original_code to top of function.
13962 (c_parser_sizeof_expression): Set original_type.
13963 (c_parser_alignof_expression): Likewise.
13964 (c_parser_postfix_expression): Likewise. Pull setting of
13965 original_code to top of function.
13966 (c_parser_postfix_expression_after_paren_type): Set original_type.
13967 (c_parser_postfix_expression_after_primary): Likewise.
13968 (c_parser_expression): Likewise.
13969 * c-typeck.c (build_external_ref): Add type parameter. Change all
13971 (c_expr_sizeof_expr): Set original_type field.
13972 (parser_build_unary_op): Likewise.
13973 (parser_build_binary_op): Likewise. Optionally warn about
13974 comparisons of enums of different types.
13975 (digest_init): Set original_type field.
13976 (really_start_incremental_init): Likewise.
13977 (push_init_level, pop_init_level): Likewise.
13978 * doc/invoke.texi (Warning Options): -Wenum-compare now
13981 2009-04-15 Richard Guenther <rguenther@suse.de>
13983 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13984 out a necessary conversion.
13985 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13986 names we didn't value number.
13987 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13989 2009-04-15 Richard Guenther <rguenther@suse.de>
13991 PR tree-optimization/39764
13992 * tree-ssa-ccp.c (get_value): Canonicalize value with
13993 canonicalize_float_value.
13995 2009-04-15 Jan Hubicka <jh@suse.cz>
13997 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13998 Wrong version of patch.
14000 2009-04-15 Jan Hubicka <jh@suse.cz>
14002 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14004 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14006 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14007 our distinct integral and vector types.
14009 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14011 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14012 * init.c (build_vtbl_address): Remove call to assemble_external.
14014 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14016 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14017 output for other floating point modes.
14019 2009-04-14 Diego Novillo <dnovillo@google.com>
14021 * diagnostic.c (diagnostic_report_diagnostic): Do not
14022 warn about loaded plugins for DK_ERROR and DK_WARNING.
14023 * c-decl.c (declspecs_add_type): Move call to
14024 invoke_plugin_callbacks ...
14025 * c-parser.c (c_parser_declspecs): ... here.
14026 * plugin.c (dump_active_plugins): Tidy output.
14028 2009-04-14 Diego Novillo <dnovillo@google.com>
14029 Le-Chun Wu <lcwu@google.com>
14031 * configure.ac: Add --enable-plugin support.
14032 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14033 * Makefile.in (PLUGIN_H): Define.
14034 Export ENABLE_PLUGIN and GMPINC to site.exp.
14035 Add PLUGINLIBS to link command.
14036 Add/modify dependencies for plugin.o and files including plugin.h.
14038 * config.in: Regenerate.
14040 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14043 2009-04-14 Le-Chun Wu <lcwu@google.com>
14045 * tree-pass.h (register_one_dump_file): Add a prototype for
14046 register_one_dump_file.
14047 * toplev.c (compile_file): Call initialize_plugins.
14048 (do_compile): Call invoke_plugin_callbacks.
14049 (toplev_main): Call invoke_plugin_callbacks.
14050 * common.opt: Add -fplugin= and -fplugin-arg-.
14051 * gcc-plugin.h: New public header file for plugins to include.
14052 * plugin.c: New source file.
14053 * plugin.h: New internal header file.
14054 * passes.c (register_one_dump_file): Make it external.
14056 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14058 2009-04-14 Diego Novillo <dnovillo@google.com>
14060 * doc/plugins.texi: New.
14061 * doc/gccint.texi: Add reference to Plugins chapter.
14062 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14063 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14064 loaded plugins, if any.
14065 * timevar.def (TV_PLUGIN_INIT): Define.
14066 (TV_PLUGIN_RUN): Define.
14067 * plugin.c: Include timevar.h
14068 (plugins_active_p): New.
14069 (dump_active_plugins): New.
14070 (debug_active_plugins): New.
14072 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14074 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14076 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14078 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14080 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14081 the same as a minus without a shift.
14083 2009-04-14 Nick Clifton <nickc@redhat.com>
14085 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14086 comparisons with small integers will always produce a short
14089 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14092 2008-12-19 Diego Novillo <dnovillo@google.com>
14094 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14096 2009-04-14 Richard Guenther <rguenther@suse.de>
14098 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14100 (verify_gimple_assign_binary): Likewise. Handle shifts and
14102 (verify_gimple_phi): Print the mismatched argument position.
14103 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14105 (vect_update_init_of_dr): Likewise.
14106 * matrix-reorg.c (transform_access_sites): Do what the
14108 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14110 2009-04-13 Michael Eager <eager@eagercon.com>
14112 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14113 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14114 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14115 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14116 remove duplicate config
14118 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14120 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14121 file_name:line_number type locator of the call site.
14123 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14125 * genautomata.c: Put blank after comma.
14126 (automaton_decls): New.
14127 (struct unit_usage): Add comments to member next.
14128 (store_alt_unit_usage): Keep the list ordered.
14129 (unit_present_on_list_p, equal_alternatives_p): New.
14130 (check_regexp_units_distribution): Check units distribution
14131 correctness correctly.
14132 (main): Don't write automata if error is found. Return correct
14135 * config/m68k/cf.md (cfv4_ds): Remove.
14136 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14137 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14139 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14140 power4-load-ext, power4-store, power4-store-update,
14141 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14142 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14143 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14144 power4-sqrt, power4-isync): Modify reservation to make correct
14145 unit distribution to automata.
14147 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14148 power5-store-update, power5-two, power5-three, power5-lmul,
14149 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14151 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14153 * except.c (pass_set_nothrow_function_flags): Set name and add
14155 (set_nothrow_function_flags): Mention in the dump file when
14156 changing a function to nothrow.
14158 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14161 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14162 instead of unsigned long.
14164 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14166 * config/arm/arm.c (return_used_this_function): Remove.
14167 (arm_output_function_prologue): Remove use of
14168 return_used_this_function.
14169 (output_return_instruction): Replace use of
14170 return_used_this_function
14171 by cfun->machine->return_used_this_function.
14172 (arm_output_epilogue): Likewise.
14173 (arm_output_function_epilogue): Likewise.
14174 (thumb_unexpanded_epilogue): Likewise.
14175 * config/arm/arm.h (struct machine_function):
14176 New member return_used_this_function.
14178 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14180 * doc/install.texi: Correct description of default directory for
14181 --with-gxx-include-dir.
14183 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14185 * fold-const.c (build_range_check): Properly deal with enumeral and
14186 boolean base types.
14188 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14190 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14191 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14192 * params.h (MAX_GCSE_PASSES): Remove.
14193 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14194 in sequence. Remove ability to run multiple passes.
14195 (bypass_jumps): Report run as third CPROP pass.
14197 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14199 PR middle-end/39651
14200 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14201 when deciding whether the whole SEQUENCE can throw.
14203 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14206 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14207 offseted label references.
14209 2009-04-11 Jan Hubicka <jh@suse.cz>
14211 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14213 2009-04-11 Richard Guenther <rguenther@suse.de>
14215 PR middle-end/39732
14216 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14217 return variables as TREE_ADDRESSABLE.
14219 2009-04-11 Richard Guenther <rguenther@suse.de>
14221 PR tree-optimization/39713
14222 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14223 reference trees have SSA_NAME operands.
14225 2009-04-11 Richard Guenther <rguenther@suse.de>
14228 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14229 address expressions.
14231 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14233 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14234 match changes in Cygwin 1.7
14235 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14236 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14238 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14240 PR tree-optimization/39701
14241 * doc/invoke.texi (Optimization Options): Document change in
14242 meaning and initialization of -fdelete-null-pointer-checks.
14244 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14246 PR middle-end/39701
14247 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14249 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14252 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14254 2009-04-10 Chao-ying Fu <fu@mips.com>
14256 * doc/tm.texi (Instruction Output): Document
14257 TARGET_ASM_FINAL_POSTSCAN_INSN.
14258 * target.h (final_postscan_insn): New field in asm_out.
14259 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14260 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14261 * final.c (final_scan_insn): Call
14262 targetm.asm_out.final_postscan_insn after outputting
14263 an asm macro and a normal instruction.
14265 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14266 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14267 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14268 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14269 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14271 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14273 PR middle-end/39701
14274 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14275 variables as non-NULL even with -fdelete-null-pointer-checks.
14277 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14279 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14281 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14284 * config/i386/i386.c (classify_argument): Handle SCmode with
14285 (bit_offset % 64) != 0.
14287 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14289 * doc/invoke.texi (Optimize Options): Add cross-reference to
14290 -Q --help=optimizers examples.
14292 2009-04-10 Ben Elliston <bje@au.ibm.com>
14295 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14296 regalign for the reg == fpr and TDmode case.
14298 2009-04-09 David Ayers <ayers@fsfe.org>
14301 * objc/objc-act.c (warn_with_method): Remove helper function.
14302 (check_duplicates): Call warning and inform directly.
14303 (really_start_method): Likewise.
14305 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14307 * expmed.c (expand_divmod): Always use a comparison for a division
14308 by a large unsigned integer.
14310 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14311 for things others than variables or functions as nonzero.
14313 2009-04-09 Nick Clifton <nickc@redhat.com>
14315 * unwind-compat.c: Change copyright header to refer to version
14316 3 of the GNU General Public License with version 3.1 of the
14317 GCC Runtime Library Exception and to point readers at the
14318 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14319 * config/alpha/crtfastmath.c: Likewise.
14320 * config/alpha/linux-unwind.h: Likewise.
14321 * config/alpha/qrnnd.asm: Likewise.
14322 * config/alpha/vms-crt0-64.c: Likewise.
14323 * config/alpha/vms-crt0.c: Likewise.
14324 * config/alpha/vms-dwarf2.asm: Likewise.
14325 * config/alpha/vms-dwarf2eh.asm: Likewise.
14326 * config/alpha/vms-psxcrt0-64.c: Likewise.
14327 * config/alpha/vms-psxcrt0.c: Likewise.
14328 * config/alpha/vms_tramp.asm: Likewise.
14329 * config/arc/initfini.c: Likewise.
14330 * config/arc/lib1funcs.asm: Likewise.
14331 * config/arm/bpabi-v6m.S: Likewise.
14332 * config/arm/bpabi.S: Likewise.
14333 * config/arm/bpabi.c: Likewise.
14334 * config/arm/crti.asm: Likewise.
14335 * config/arm/crtn.asm: Likewise.
14336 * config/arm/ieee754-df.S: Likewise.
14337 * config/arm/ieee754-sf.S: Likewise.
14338 * config/arm/lib1funcs.asm: Likewise.
14339 * config/arm/libunwind.S: Likewise.
14340 * config/arm/linux-atomic.c: Likewise.
14341 * config/arm/mmintrin.h: Likewise.
14342 * config/arm/pr-support.c: Likewise.
14343 * config/arm/unaligned-funcs.c: Likewise.
14344 * config/arm/unwind-arm.c: Likewise.
14345 * config/arm/unwind-arm.h: Likewise.
14346 * config/avr/libgcc.S: Likewise.
14347 * config/bfin/crti.s: Likewise.
14348 * config/bfin/crtlibid.s: Likewise.
14349 * config/bfin/crtn.s: Likewise.
14350 * config/bfin/lib1funcs.asm: Likewise.
14351 * config/bfin/linux-unwind.h: Likewise.
14352 * config/cris/arit.c: Likewise.
14353 * config/cris/cris_abi_symbol.c: Likewise.
14354 * config/darwin-64.c: Likewise.
14355 * config/darwin-crt2.c: Likewise.
14356 * config/darwin-crt3.c: Likewise.
14357 * config/darwin.h: Likewise.
14358 * config/dbxelf.h: Likewise.
14359 * config/dfp-bit.c: Likewise.
14360 * config/dfp-bit.h: Likewise.
14361 * config/elfos.h: Likewise.
14362 * config/fixed-bit.c: Likewise.
14363 * config/fixed-bit.h: Likewise.
14364 * config/fp-bit.c: Likewise.
14365 * config/fp-bit.h: Likewise.
14366 * config/fr30/crti.asm: Likewise.
14367 * config/fr30/crtn.asm: Likewise.
14368 * config/fr30/lib1funcs.asm: Likewise.
14369 * config/freebsd-spec.h: Likewise.
14370 * config/frv/cmovd.c: Likewise.
14371 * config/frv/cmovh.c: Likewise.
14372 * config/frv/cmovw.c: Likewise.
14373 * config/frv/frvbegin.c: Likewise.
14374 * config/frv/frvend.c: Likewise.
14375 * config/frv/lib1funcs.asm: Likewise.
14376 * config/glibc-stdint.h: Likewise.
14377 * config/h8300/clzhi2.c: Likewise.
14378 * config/h8300/crti.asm: Likewise.
14379 * config/h8300/crtn.asm: Likewise.
14380 * config/h8300/ctzhi2.c: Likewise.
14381 * config/h8300/fixunssfsi.c: Likewise.
14382 * config/h8300/lib1funcs.asm: Likewise.
14383 * config/h8300/parityhi2.c: Likewise.
14384 * config/h8300/popcounthi2.c: Likewise.
14385 * config/i386/ammintrin.h: Likewise.
14386 * config/i386/att.h: Likewise.
14387 * config/i386/avxintrin.h: Likewise.
14388 * config/i386/biarch64.h: Likewise.
14389 * config/i386/bmmintrin.h: Likewise.
14390 * config/i386/cpuid.h: Likewise.
14391 * config/i386/cross-stdarg.h: Likewise.
14392 * config/i386/crtfastmath.c: Likewise.
14393 * config/i386/crtprec.c: Likewise.
14394 * config/i386/cygming-crtbegin.c: Likewise.
14395 * config/i386/cygming-crtend.c: Likewise.
14396 * config/i386/cygwin.asm: Likewise.
14397 * config/i386/emmintrin.h: Likewise.
14398 * config/i386/gmm_malloc.h: Likewise.
14399 * config/i386/gthr-win32.c: Likewise.
14400 * config/i386/i386.h: Likewise.
14401 * config/i386/immintrin.h: Likewise.
14402 * config/i386/linux-unwind.h: Likewise.
14403 * config/i386/linux64.h: Likewise.
14404 * config/i386/mm3dnow.h: Likewise.
14405 * config/i386/mmintrin-common.h: Likewise.
14406 * config/i386/mmintrin.h: Likewise.
14407 * config/i386/nmmintrin.h: Likewise.
14408 * config/i386/pmm_malloc.h: Likewise.
14409 * config/i386/pmmintrin.h: Likewise.
14410 * config/i386/smmintrin.h: Likewise.
14411 * config/i386/sol2-c1.asm: Likewise.
14412 * config/i386/sol2-ci.asm: Likewise.
14413 * config/i386/sol2-cn.asm: Likewise.
14414 * config/i386/sol2-gc1.asm: Likewise.
14415 * config/i386/tmmintrin.h: Likewise.
14416 * config/i386/unix.h: Likewise.
14417 * config/i386/w32-unwind.h: Likewise.
14418 * config/i386/wmmintrin.h: Likewise.
14419 * config/i386/x86-64.h: Likewise.
14420 * config/i386/x86intrin.h: Likewise.
14421 * config/i386/xmmintrin.h: Likewise.
14422 * config/ia64/crtbegin.asm: Likewise.
14423 * config/ia64/crtend.asm: Likewise.
14424 * config/ia64/crtfastmath.c: Likewise.
14425 * config/ia64/crti.asm: Likewise.
14426 * config/ia64/crtn.asm: Likewise.
14427 * config/ia64/fde-glibc.c: Likewise.
14428 * config/ia64/lib1funcs.asm: Likewise.
14429 * config/ia64/linux-unwind.h: Likewise.
14430 * config/ia64/quadlib.c: Likewise.
14431 * config/ia64/unwind-ia64.c: Likewise.
14432 * config/linux.h: Likewise.
14433 * config/m32c/m32c-lib1.S: Likewise.
14434 * config/m32c/m32c-lib2-trapv.c: Likewise.
14435 * config/m32c/m32c-lib2.c: Likewise.
14436 * config/m32r/initfini.c: Likewise.
14437 * config/m68hc11/larith.asm: Likewise.
14438 * config/m68hc11/m68hc11-crt0.S: Likewise.
14439 * config/m68k/cf.md: Likewise.
14440 * config/m68k/crti.s: Likewise.
14441 * config/m68k/crtn.s: Likewise.
14442 * config/m68k/lb1sf68.asm: Likewise.
14443 * config/m68k/linux-unwind.h: Likewise.
14444 * config/mcore/crti.asm: Likewise.
14445 * config/mcore/crtn.asm: Likewise.
14446 * config/mcore/lib1.asm: Likewise.
14447 * config/mips/linux-unwind.h: Likewise.
14448 * config/mips/loongson.h: Likewise.
14449 * config/mips/mips16.S: Likewise.
14450 * config/mmix/crti.asm: Likewise.
14451 * config/mmix/crtn.asm: Likewise.
14452 * config/pa/fptr.c: Likewise.
14453 * config/pa/hpux-unwind.h: Likewise.
14454 * config/pa/lib2funcs.asm: Likewise.
14455 * config/pa/linux-atomic.c: Likewise.
14456 * config/pa/linux-unwind.h: Likewise.
14457 * config/pa/milli64.S: Likewise.
14458 * config/pa/quadlib.c: Likewise.
14459 * config/pa/stublib.c: Likewise.
14460 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14461 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14462 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14463 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14464 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14465 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14466 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14467 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14468 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14469 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14470 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14471 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14472 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14473 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14474 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14475 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14476 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14477 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14478 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14479 * config/rs6000/750cl.h: Likewise.
14480 * config/rs6000/altivec.h: Likewise.
14481 * config/rs6000/biarch64.h: Likewise.
14482 * config/rs6000/crtresfpr.asm: Likewise.
14483 * config/rs6000/crtresgpr.asm: Likewise.
14484 * config/rs6000/crtresxfpr.asm: Likewise.
14485 * config/rs6000/crtresxgpr.asm: Likewise.
14486 * config/rs6000/crtsavfpr.asm: Likewise.
14487 * config/rs6000/crtsavgpr.asm: Likewise.
14488 * config/rs6000/darwin-asm.h: Likewise.
14489 * config/rs6000/darwin-fallback.c: Likewise.
14490 * config/rs6000/darwin-fpsave.asm: Likewise.
14491 * config/rs6000/darwin-ldouble.c: Likewise.
14492 * config/rs6000/darwin-tramp.asm: Likewise.
14493 * config/rs6000/darwin-unwind.h: Likewise.
14494 * config/rs6000/darwin-vecsave.asm: Likewise.
14495 * config/rs6000/darwin-world.asm: Likewise.
14496 * config/rs6000/e500crtres32gpr.asm: Likewise.
14497 * config/rs6000/e500crtres64gpr.asm: Likewise.
14498 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14499 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14500 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14501 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14502 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14503 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14504 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14505 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14506 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14507 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14508 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14509 * config/rs6000/eabi-ci.asm: Likewise.
14510 * config/rs6000/eabi-cn.asm: Likewise.
14511 * config/rs6000/eabi.asm: Likewise.
14512 * config/rs6000/linux-unwind.h: Likewise.
14513 * config/rs6000/linux64.h: Likewise.
14514 * config/rs6000/paired.h: Likewise.
14515 * config/rs6000/paired.md: Likewise.
14516 * config/rs6000/ppc64-fp.c: Likewise.
14517 * config/rs6000/ppu_intrinsics.h: Likewise.
14518 * config/rs6000/rs6000.h: Likewise.
14519 * config/rs6000/si2vmx.h: Likewise.
14520 * config/rs6000/sol-ci.asm: Likewise.
14521 * config/rs6000/sol-cn.asm: Likewise.
14522 * config/rs6000/spe.h: Likewise.
14523 * config/rs6000/spu2vmx.h: Likewise.
14524 * config/rs6000/sysv4.h: Likewise.
14525 * config/rs6000/tramp.asm: Likewise.
14526 * config/rs6000/vec_types.h: Likewise.
14527 * config/s390/linux-unwind.h: Likewise.
14528 * config/s390/tpf-unwind.h: Likewise.
14529 * config/score/crti.asm: Likewise.
14530 * config/score/crtn.asm: Likewise.
14531 * config/sh/crt1.asm: Likewise.
14532 * config/sh/crti.asm: Likewise.
14533 * config/sh/crtn.asm: Likewise.
14534 * config/sh/divtab-sh4-300.c: Likewise.
14535 * config/sh/divtab-sh4.c: Likewise.
14536 * config/sh/divtab.c: Likewise.
14537 * config/sh/lib1funcs-4-300.asm: Likewise.
14538 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14539 * config/sh/lib1funcs.asm: Likewise.
14540 * config/sh/lib1funcs.h: Likewise.
14541 * config/sh/linux-atomic.asm: Likewise.
14542 * config/sh/linux-unwind.h: Likewise.
14543 * config/sh/shmedia.h: Likewise.
14544 * config/sh/sshmedia.h: Likewise.
14545 * config/sh/ushmedia.h: Likewise.
14546 * config/sparc/crtfastmath.c: Likewise.
14547 * config/sparc/linux-unwind.h: Likewise.
14548 * config/sparc/sol2-c1.asm: Likewise.
14549 * config/sparc/sol2-ci.asm: Likewise.
14550 * config/sparc/sol2-cn.asm: Likewise.
14551 * config/spu/divmodti4.c: Likewise.
14552 * config/spu/divv2df3.c: Likewise.
14553 * config/spu/float_disf.c: Likewise.
14554 * config/spu/float_unsdidf.c: Likewise.
14555 * config/spu/float_unsdisf.c: Likewise.
14556 * config/spu/float_unssidf.c: Likewise.
14557 * config/spu/mfc_multi_tag_release.c: Likewise.
14558 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14559 * config/spu/mfc_tag_release.c: Likewise.
14560 * config/spu/mfc_tag_reserve.c: Likewise.
14561 * config/spu/mfc_tag_table.c: Likewise.
14562 * config/spu/multi3.c: Likewise.
14563 * config/spu/spu_internals.h: Likewise.
14564 * config/spu/spu_intrinsics.h: Likewise.
14565 * config/spu/spu_mfcio.h: Likewise.
14566 * config/spu/vec_types.h: Likewise.
14567 * config/spu/vmx2spu.h: Likewise.
14568 * config/stormy16/stormy16-lib2.c: Likewise.
14569 * config/svr4.h: Likewise.
14570 * config/sync.c: Likewise.
14571 * config/v850/lib1funcs.asm: Likewise.
14572 * config/vxlib-tls.c: Likewise.
14573 * config/vxlib.c: Likewise.
14574 * config/vxworks-dummy.h: Likewise.
14575 * config/xtensa/crti.asm: Likewise.
14576 * config/xtensa/crtn.asm: Likewise.
14577 * config/xtensa/ieee754-df.S: Likewise.
14578 * config/xtensa/ieee754-sf.S: Likewise.
14579 * config/xtensa/lib1funcs.asm: Likewise.
14580 * config/xtensa/lib2funcs.S: Likewise.
14581 * config/xtensa/linux-unwind.h: Likewise.
14582 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14583 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14584 * coretypes.h: Likewise.
14585 * crtstuff.c: Likewise.
14586 * defaults.h: Likewise.
14587 * dwarf2.h: Likewise.
14588 * emutls.c: Likewise.
14589 * gbl-ctors.h: Likewise.
14590 * gcov-io.h: Likewise.
14591 * ginclude/float.h: Likewise.
14592 * ginclude/iso646.h: Likewise.
14593 * ginclude/stdarg.h: Likewise.
14594 * ginclude/stdbool.h: Likewise.
14595 * ginclude/stddef.h: Likewise.
14596 * ginclude/stdfix.h: Likewise.
14597 * ginclude/stdint-gcc.h: Likewise.
14598 * ginclude/tgmath.h: Likewise.
14599 * gthr-aix.h: Likewise.
14600 * gthr-dce.h: Likewise.
14601 * gthr-gnat.c: Likewise.
14602 * gthr-gnat.h: Likewise.
14603 * gthr-lynx.h: Likewise.
14604 * gthr-mipssde.h: Likewise.
14605 * gthr-nks.h: Likewise.
14606 * gthr-posix.c: Likewise.
14607 * gthr-posix.h: Likewise.
14608 * gthr-posix95.h: Likewise.
14609 * gthr-rtems.h: Likewise.
14610 * gthr-single.h: Likewise.
14611 * gthr-solaris.h: Likewise.
14612 * gthr-tpf.h: Likewise.
14613 * gthr-vxworks.h: Likewise.
14614 * gthr-win32.h: Likewise.
14615 * gthr.h: Likewise.
14616 * libgcc2.c: Likewise.
14617 * libgcc2.h: Likewise.
14618 * libgcov.c: Likewise.
14619 * tsystem.h: Likewise.
14620 * typeclass.h: Likewise.
14621 * unwind-c.c: Likewise.
14622 * unwind-compat.h: Likewise.
14623 * unwind-dw2-fde-compat.c: Likewise.
14624 * unwind-dw2-fde-darwin.c: Likewise.
14625 * unwind-dw2-fde-glibc.c: Likewise.
14626 * unwind-dw2-fde.c: Likewise.
14627 * unwind-dw2-fde.h: Likewise.
14628 * unwind-dw2.c: Likewise.
14629 * unwind-dw2.h: Likewise.
14630 * unwind-generic.h: Likewise.
14631 * unwind-pe.h: Likewise.
14632 * unwind-sjlj.c: Likewise.
14633 * unwind.inc: Likewise.
14634 * config/arm/neon-gen.ml: Change generated copyright header to
14635 refer to version 3 of the GNU General Public License with
14636 version 3.1 of the GCC Runtime Library Exception and to point
14637 readers at the COPYING3 and COPYING3.RUNTIME files and the
14638 FSF's license web page.
14639 * config/arm/arm_neon.h: Regenerate.
14641 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14643 * config/cris/cris.md: Change copyright header to refer to version
14644 3 of the GNU General Public License.
14645 * doc/install.texi2html: Change copyright header to refer to version
14646 3 of the GNU General Public License and to point readers at the
14647 COPYING3 file and the FSF's license web page.
14648 * config/vax/linux.h: Likewise.
14650 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14652 * config/i386/i386.md (cmpcc): New.
14653 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14654 (sync_compare_and_swap_cc*): Delete.
14656 * config/s390/s390.c (s390_compare_emitted): Remove.
14657 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14658 s390_compare_emitted used to be handled. Assert that modes match.
14659 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14660 refer to sync_compare_and_swap_ccsi.
14661 * config/s390/s390.h (s390_compare_emitted): Remove.
14662 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14663 instead of s390_compare_emitted.
14664 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14665 instead of s390_compare_emitted.
14666 * config/s390/s390.md (cmpcc): New.
14667 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14668 CC_REGNUM, do not pretend it's set.
14669 (sync_compare_and_swap_cc*): Delete.
14670 * config/s390/predicates.md (cc_reg_operand): New.
14672 * expr.c (sync_compare_and_swap_cc): Delete.
14673 * optabs.h (sync_compare_and_swap_cc): Delete.
14674 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14675 is being used with can_compare_p.
14676 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14677 (find_cc_set): New.
14678 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14679 look for a MODE_CC set instead. Use emit_store_flag.
14680 (expand_compare_and_swap_loop): Likewise, with some additional
14681 complication to avoid a force_reg when useless. Use
14682 emit_cmp_and_jump_insns.
14683 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14684 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14685 sync_compare_and_swap documentation.
14687 2009-04-09 Jan Hubicka <jh@suse.cz>
14689 * except.c (find_prev_try): Break out from ....
14690 (duplicate_eh_regions): ... here; properly update prev_try pointers
14691 when duplication part of tree.
14692 (dump_eh_tree): Improve dumping.
14693 (verify_eh_region): New.
14694 (verify_eh_tree): Use it.
14696 2009-04-06 Richard Guenther <rguenther@suse.de>
14698 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14699 &ARRAY addresses by adjusting their types and prepending
14701 * tree-cfg.c (verify_gimple_assign_single): Verify that
14702 addresses are correct.
14704 2009-04-09 Richard Guenther <rguenther@suse.de>
14706 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14707 indices into an array reference if possible.
14708 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14709 Fold POINTER_PLUS_EXPR statements with invariant address.
14711 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14714 * config.gcc (powerpc64-*-linux*): Always build biarch.
14716 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14719 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14720 it and pedwarn if this results in an INTEGER_CST.
14722 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14724 * doc/install.texi: Update minimum GMP version. Remove obsolete
14725 text in MPFR section.
14727 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14729 * dwarf2out.c (class_scope_p): New static inline.
14730 (class_or_namespace_scope_p): Use it.
14731 (gen_variable_die): Use DW_TAG_member tag for static data member
14732 declarations instead of DW_TAG_variable.
14734 PR middle-end/39573
14735 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14738 2009-04-08 Richard Guenther <rguenther@suse.de>
14740 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14741 valueize random data.
14743 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14745 * config.gcc (aix tm_file): Add aix-stdint.h.
14746 (aix tm clause use_gcc_stdint): Set to wrap.
14747 * config/rs6000/aix-stdint.h: New file.
14749 2009-04-08 Richard Guenther <rguenther@suse.de>
14751 PR middle-end/36291
14752 * tree-dfa.c (add_referenced_var): Do not recurse into
14753 global initializers.
14754 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14756 (fold_const_aggregate_ref): Likewise.
14758 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14760 * recog.c (ordered_comparison_operator): New.
14761 * gensupport.c (std_preds): Add it.
14762 * doc/md.texi (Machine-Independent Predicates): Document it.
14764 2009-04-08 Jan Hubicka <jh@suse.cz>
14766 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14767 * function.h (rtl_eh): Remove exception_handler_label_map.
14768 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14769 remove_exception_handler_label, for_each_eh_label_1): Remove.
14770 (rtl_remove_unreachable_regions): Remove.
14771 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14772 (find_exception_handler_labels): Don't build the hashtable.
14773 (maybe_remove_eh_handler): Remove.
14774 (for_each_eh_label): Rewrite to walk the tree.
14775 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14776 * except.h (maybe_remove_eh_handler): Remove.
14777 * passes.c (init_optimization_passes): Schedule second EH cleanup
14779 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14780 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14782 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14784 * genoutput.c (validate_optab_operands): New.
14785 (gen_insn, gen_expand): Call it.
14787 * genflags.c (gen_insn): Detect misused iterators.
14788 (main): Pass line_no to gen_insn, exit with status 1 on error.
14790 * genextract.c (line_no): Make global.
14791 (VEC_safe_set_locstr): Change assertion to error message.
14792 (main): Exit with status 1 on error.
14794 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14798 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14799 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14800 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14801 * c-convert.c (convert): Do not call fold on results of conversion
14802 functions when the result is a C_MAYBE_CONST_EXPR.
14803 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14804 of __builtin_choose_expr.
14805 * c-typeck.c (remove_c_maybe_const_expr): New.
14806 (build_unary_op, build_conditional_expr, build_compound_expr,
14807 build_binary_op, c_objc_common_truthvalue_conversion): Call
14808 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14811 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14813 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14814 CODE to produce a new one. Add a prototype to use fold_convert_const
14816 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14819 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14820 mix declarations and code.
14822 2009-04-08 Ben Elliston <bje@au.ibm.com>
14824 * gcc.c: Replace `CC' with `GCC' throughout.
14826 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14828 * doc/invoke.texi: Document Atom support.
14830 2009-04-07 Jason Merrill <jason@redhat.com>
14833 * c-common.h, c-common.c: Add flag_pretty_templates.
14834 * c-opts.c (c_common_handle_option): Set it.
14835 * c.opt: Add -fno-pretty-templates.
14836 * doc/invoke.texi (C++ Dialect Options): Likewise.
14838 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14840 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14841 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14842 (ia64_expand_builtin): Likewise.
14844 2009-04-07 Martin Jambor <mjambor@suse.cz>
14846 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14847 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14848 ADDR_EXPRS are include too.
14850 2009-04-07 Richard Guenther <rguenther@suse.de>
14852 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14853 decls are only used if passes as parameters or if they are
14854 local statics and the call is not to a builtin.
14855 (call_may_clobber_ref_p_1): Likewise.
14857 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14859 * expr.c (do_store_flag): Remove last argument. Simplify code
14860 to avoid duplication of tests already done by can_compare_p.
14861 (expand_expr_real_1): Adjust caller.
14863 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14865 * optabs.c (can_compare_p): Test the predicate of a
14866 cbranch and cstore pattern.
14868 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14870 * expr.c (convert_move): Use emit_store_flag instead of
14873 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14875 * config/i386/i386.c (ix86_compare_emitted): Remove.
14876 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14877 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14878 * config/i386/i386.h (ix86_compare_emitted): Remove.
14879 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14880 instead of ix86_compare_emitted.
14881 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14883 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14885 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14886 Add t-sysroot-suffix to tmake_file.
14887 * config/print-sysroot-suffix.sh: New file.
14888 * config/t-sysroot-suffix: New file.
14890 2009-04-07 Ben Elliston <bje@au.ibm.com>
14892 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14893 as the latter produces a warning when the target does not support
14896 2009-04-07 Ben Elliston <bje@au.ibm.com>
14898 * dfp.c: Replace type punning assignments with memcpy throughout.
14899 * Makefile.in (dfp.o-warn): Remove.
14901 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14904 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14905 Include soft-fp/t-softfp after rs6000/t-linux64.
14907 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14909 * stor-layout.c (set_sizetype): Use the full precision of their
14910 machine mode for bitsize types.
14912 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14914 * config/i386/i386.md: Revert 2 accidental checkins.
14916 2009-04-06 Joey Ye <joey.ye@intel.com>
14917 Xuepeng Guo <xuepeng.guo@intel.com>
14918 H.J. Lu <hongjiu.lu@intel.com>
14920 Atom pipeline model, tuning and insn selection.
14921 * config.gcc (atom): Add atom config options and target.
14923 * config/i386/atom.md: New.
14925 * config/i386/i386.c (atom_cost): New cost.
14926 (m_ATOM): New macro flag.
14927 (initial_ix86_tune_features): Set m_ATOM.
14928 (x86_accumulate_outgoing_args): Likewise.
14929 (x86_arch_always_fancy_math_387): Likewise.
14930 (processor_target): Add Atom cost.
14931 (cpu_names): Add Atom cpu name.
14932 (override_options): Set Atom ISA.
14933 (ix86_issue_rate): New case PROCESSOR_ATOM.
14934 (ix86_adjust_cost): Likewise.
14936 * config/i386/i386.h (TARGET_ATOM): New target macro.
14937 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14938 (TARGET_OPT_AGU): New target option.
14939 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14940 (processor_type): Add PROCESSOR_ATOM.
14942 * config/i386/i386.md (cpu): Add new value "atom".
14943 (use_carry, movu): New attr.
14944 (atom.md): Include atom.md.
14945 (adddi3_carry_rex64): Set attr "use_carry".
14946 (addqi3_carry): Likewise.
14947 (addhi3_carry): Likewise.
14948 (addsi3_carry): Likewise.
14949 (*addsi3_carry_zext): Likewise.
14950 (subdi3_carry_rex64): Likewise.
14951 (subqi3_carry): Likewise.
14952 (subhi3_carry): Likewise.
14953 (subsi3_carry): Likewise.
14954 (x86_movdicc_0_m1_rex64): Likewise.
14955 (*x86_movdicc_0_m1_se): Likewise.
14956 (x86_movsicc_0_m1): Likewise.
14957 (*x86_movsicc_0_m1_se): Likewise.
14958 (*adddi_1_rex64): Emit add insn as much as possible.
14959 (*addsi_1): Likewise.
14960 (return_internal): Set atom_unit.
14961 (return_internal_long): Likewise.
14962 (return_pop_internal): Likewise.
14963 (*rcpsf2_sse): Set atom_sse_attr attr.
14964 (*qrt<mode>2_sse): Likewise.
14965 (*prefetch_sse): Likewise.
14967 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14969 (ix86_target_macros_internal): Likewise.
14971 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14972 (*prefetch_sse_rex): Likewise.
14973 (sse_rcpv4sf2): Likewise.
14974 (sse_vmrcpv4sf2): Likewise.
14975 (sse_sqrtv4sf2): Likewise.
14976 (<sse>_vmsqrt<mode>2): Likewise.
14977 (sse_ldmxcsr): Likewise.
14978 (sse_stmxcsr): Likewise.
14979 (*sse_sfence): Likewise.
14980 (sse2_clflush): Likewise.
14981 (*sse2_mfence): Likewise.
14982 (*sse2_lfence): Likewise.
14983 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14984 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14985 (avx_movdqu<avxmodesuffix>): Likewise.
14986 (avx_lddqu<avxmodesuffix>): Likewise.
14987 (sse2_movntv2di): Change attr "type" to "ssemov".
14988 (sse2_movntsi): Likewise.
14989 (rsqrtv8sf2): Change attr "type" to "sseadd".
14990 (sse3_addsubv2df3): Set attr "atom_unit".
14991 (sse3_h<plusminus_insn>v4sf3): Likewise.
14992 (*sse2_pmaddwd): Likewise.
14993 (*vec_extractv2di_1_rex64): Likewise.
14994 (*vec_extractv2di_1_avx): Likewise.
14995 (sse2_psadbw): Likewise.
14996 (ssse3_phaddwv8hi3): Likewise.
14997 (ssse3_phaddwv4hi3): Likewise.
14998 (ssse3_phadddv4si3): Likewise.
14999 (ssse3_phadddv2si3): Likewise.
15000 (ssse3_phaddswv8hi3): Likewise.
15001 (ssse3_phaddswv4hi3): Likewise.
15002 (ssse3_phsubwv8hi3): Likewise.
15003 (ssse3_phsubwv4hi3): Likewise.
15004 (ssse3_phsubdv4si3): Likewise.
15005 (ssse3_phsubdv2si3): Likewise.
15006 (ssse3_phsubswv8hi3): Likewise.
15007 (ssse3_phsubswv4hi3): Likewise.
15008 (ssse3_pmaddubsw128): Likewise.
15009 (sse3_pmaddubsw: Likewise.
15010 (ssse3_palignrti): Likewise.
15011 (ssse3_palignrdi): Likewise.
15013 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15015 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15017 2009-04-06 Richard Guenther <rguenther@suse.de>
15019 PR tree-optimization/28868
15020 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15021 of which PHI results we inserted.
15022 (insert_into_preds_of_block): Record inserted PHIs.
15023 (eliminate): Eliminate redundant PHI nodes.
15024 (init_pre): Init inserted_phi_names.
15026 2009-04-06 Richard Guenther <rguenther@suse.de>
15028 PR tree-optimization/39643
15029 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15030 IMAGPART_EXPRs of complex constants.
15031 (execute_fold_all_builtins): If we folded a call queue
15032 TODO_update_address_taken.
15034 2009-04-06 Jan Hubicka <jh@suse.cz>
15036 PR middle-end/39659
15037 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15040 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15042 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15044 (ic_invalidate_array): Likewise.
15046 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15048 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15049 alignment for library calls.
15051 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15053 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15054 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15055 * config/i386/mingw-stdint.h: New file.
15057 2009-04-05 Richard Guenther <rguenther@suse.de>
15059 PR tree-optimization/39648
15060 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15061 our &A vs. &A[0] IL deficiencies.
15063 2009-04-04 Jan Hubicka <jh@suse.cz>
15065 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15066 removed toplevel regions.
15067 (sjlj_mark_call_sites): Likewise.
15069 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15071 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15072 (cygwin tm clause use_gcc_stdint): Set to wrap.
15073 * config/i386/cygwin-stdint.h: New file.
15075 2009-04-04 Richard Guenther <rguenther@suse.de>
15077 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15078 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15079 single-argument PHIs if we are in loop-closed SSA form.
15080 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15081 for the pre-condition.
15082 (slpeel_tree_peel_loop_to_edge): Likewise.
15083 (vect_build_loop_niters): Take an optional sequence to append stmts.
15084 (vect_generate_tmps_on_preheader): Likewise.
15085 (vect_do_peeling_for_loop_bound): Take extra guards for the
15087 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15088 the cost model check.
15089 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15090 guards if we are going to peel. Do not apply versioning in that case.
15091 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15092 (vect_do_peeling_for_loop_bound): Likewise.
15093 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15094 loop bound only record extra pre-conditions, do not apply loop
15097 2009-04-04 Richard Guenther <rguenther@suse.de>
15099 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15102 2009-04-04 Jan Hubicka <jh@suse.cz>
15104 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15105 last_basic_block for size of bb->index indexed array.
15106 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15107 compute_out, link_btr_uses, build_btr_def_use_webs,
15108 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15110 2009-04-04 Jan Hubicka <jh@suse.cz>
15112 * except.c (remove_eh_handler_and_replace): Break out from ...
15113 (remove_eh_handler): ... here.
15114 (bring_to_root): New function.
15115 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15116 handled ones, bring others to root of tree.
15118 2009-04-04 Jan Hubicka <jh@suse.cz>
15120 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15121 (all_phis_safe_to_merge): New function.
15122 (update_info): New structure.
15123 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15124 (cleanup_empty_eh): Update SSA if possible.
15126 2009-04-04 Richard Guenther <rguenther@suse.de>
15128 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15129 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15130 (append_vuse): Likewise.
15132 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15134 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15135 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15136 instead of REG_UNSAVED for DW_CFA_undefined.
15137 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15138 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15141 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15144 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15145 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15146 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15148 2009-04-04 Richard Guenther <rguenther@suse.de>
15150 PR tree-optimization/8781
15151 PR tree-optimization/37892
15152 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15153 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15154 (valueize_refs): Call it for *& valueizations.
15155 (shared_reference_ops_from_ref): Rename to ...
15156 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15157 (shared_reference_ops_from_call): Rename to ...
15158 (valueize_shared_reference_ops_from_call): ... this and valueize.
15159 (vn_reference_lookup): Update.
15160 (visit_reference_op_call): Likewise.
15161 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15162 (eliminate): Value-replace the call address in call statements.
15164 2009-04-04 Richard Guenther <rguenther@suse.de>
15166 PR tree-optimization/39636
15167 * tree-ssa-forwprop.c
15168 (forward_propagate_addr_into_variable_array_index): Check for
15169 GIMPLE_ASSIGN before accessing the rhs code.
15171 2009-04-03 Jason Merrill <jason@redhat.com>
15173 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15175 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15177 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15178 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15179 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15180 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15181 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15182 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15183 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15184 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15185 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15186 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15187 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15188 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15189 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15190 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15191 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15192 Use fr_reg_or_fp01_operand instead of fr_register_operand
15194 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15195 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15196 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15198 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15200 PR rtl-optimization/39607
15201 PR rtl-optimization/39631
15205 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15206 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15207 instead of DF_LR_OUT.
15208 * ira-lives.c (process_bb_node_lives): Ditto.
15209 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15210 instead of DF_LR_{OUT,IN}.
15211 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15212 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15214 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15216 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15217 (execute_lower_omp): Always run but take the short way out if -fopenmp
15219 (gate_lower_omp): Remove, forcing the pass manager to always run the
15220 pass and always set PROP_gimple_lomp.
15221 (pass_lower_omp): Remove gate function.
15222 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15223 PROP_trees. Instead, require it.
15224 * ipa-cp.c (pass_ipa_cp): Likewise.
15225 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15226 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15227 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15228 and PROP_gimple_leh.
15230 2009-04-03 Richard Guenther <rguenther@suse.de>
15232 PR middle-end/13146
15233 PR tree-optimization/23940
15234 PR tree-optimization/33237
15235 PR middle-end/33974
15236 PR middle-end/34093
15237 PR tree-optimization/36201
15238 PR tree-optimization/36230
15239 PR tree-optimization/38049
15240 PR tree-optimization/38207
15241 PR tree-optimization/38230
15242 PR tree-optimization/38301
15243 PR tree-optimization/38585
15244 PR middle-end/38895
15245 PR tree-optimization/38985
15246 PR tree-optimization/39299
15247 * tree-ssa-structalias.h: Remove.
15248 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15249 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15250 (struct vuse_element_d): Remove.
15251 (struct vuse_vec_d): Likewise.
15252 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15253 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15254 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15255 VUSE_ELEMENT_VAR): Likewise.
15256 (struct voptype_d): Likewise.
15257 (NUM_VOP_FREE_BUCKETS): Likewise.
15258 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15259 (struct stmt_operands_d): Remove.
15260 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15261 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15262 VDEF_NUM, VDEF_VECT): Likewise.
15263 (copy_virtual_operands): Remove.
15264 (operand_build_cmp): Likewise.
15265 (create_ssa_artificial_load_stmt): Likewise.
15266 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15267 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15268 vuse_index and mayuse_index members. Pack and move done and iter_type
15269 members to the front.
15270 (SSA_OP_VMAYUSE): Remove.
15271 (SSA_OP_VIRTUAL_USES): Adjust.
15272 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15273 (unlink_stmt_vdef): Declare.
15274 (add_to_addressable_set): Remove.
15275 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15276 (vrp_visit_stmt): Likewise.
15277 * doc/tree-ssa.texi (Alias analysis): Update.
15278 * doc/invoke.texi (max-aliased-vops): Remove docs.
15279 (avg-aliased-vops): Likewise.
15280 * tree-into-ssa.c (syms_to_rename): Remove.
15281 (need_to_update_vops_p): Likewise.
15282 (need_to_initialize_update_ssa_p): Rename to ...
15283 (update_ssa_initialized_fn): ... this. Track function we are
15285 (symbol_marked_for_renaming): Simplify.
15286 (add_new_name_mapping): Do not set need_to_update_vops_p.
15287 (dump_currdefs): Use SYMS_TO_RENAME.
15288 (rewrite_update_stmt): Always walk all uses/defs.
15289 (dump_update_ssa): Adjust.
15290 (init_update_ssa): Take function argument. Track what we are
15292 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15293 (create_new_def_for): Initialize for cfun, assert we are initialized
15295 (mark_sym_for_renaming): Simplify.
15296 (mark_set_for_renaming): Do not initialize update-ssa.
15297 (need_ssa_update_p): Simplify. Take function argument.
15298 (name_mappings_registered_p): Assert we ask for the correct function.
15299 (name_registered_for_update_p): Likewise.
15300 (ssa_names_to_replace): Likewise.
15301 (release_ssa_name_after_update_ssa): Likewise.
15302 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15303 (dump_decl_set): Do not print a newline.
15304 (debug_decl_set): Do it here.
15305 (dump_update_ssa): And here.
15306 * tree-ssa-loop-im.c (move_computations): Adjust.
15307 (movement_possibility): Likewise.
15308 (determine_max_movement): Likewise.
15309 (gather_mem_refs_stmt): Likewise.
15310 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15311 or NAME_MEMORY_TAG.
15312 * tree-complex.c (update_all_vops): Remove.
15313 (expand_complex_move): Adjust.
15314 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15315 Simplify test for memory referencing statement. Exclude
15316 non-invariant ADDR_EXPRs.
15317 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15318 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15319 (rdg_flag_uses): Likewise.
15320 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15322 (tree_optimize_tail_calls_1): Also split the
15323 edge from the entry block if we have degenerate PHI nodes in
15324 the first basic block.
15325 * tree.c (init_ttree): Remove memory-tag related code.
15326 (tree_code_size): Likewise.
15327 (tree_node_structure): Likewise.
15328 (build7_stat): Re-write to be build6_stat.
15329 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15330 (SSA_VAR_P): Adjust.
15331 (struct tree_memory_tag): Remove.
15332 (struct tree_memory_partition_tag): Likewise.
15333 (union tree_node): Adjust.
15334 (build7): Re-write to be build6.
15335 * tree-pass.h (pass_reset_cc_flags): Remove.
15336 (TODO_update_address_taken): New flag.
15337 (pass_simple_dse): Remove.
15338 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15339 * params.h (MAX_ALIASED_VOPS): Remove.
15340 (AVG_ALIASED_VOPS): Likewise.
15341 * omp-low.c (expand_omp_taskreg): Update SSA form.
15342 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15343 aliases the lhs in a copy stmt.
15344 * tree-ssa-dse.c (struct address_walk_data): Remove.
15345 (memory_ssa_name_same): Likewise.
15346 (memory_address_same): Likewise.
15347 (get_kill_of_stmt_lhs): Likewise.
15348 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15349 unused stores. Look through PHI nodes into post-dominated regions.
15350 (dse_optimize_stmt): Simplify. Properly remove stores.
15351 (tree_ssa_dse): Compute dominators.
15352 (execute_simple_dse): Remove.
15353 (pass_simple_dse): Likewise.
15354 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15355 gimple_loaded_syms and gimple_stored_syms computation.
15356 * toplev.c (dump_memory_report): Dump alias and pta stats.
15357 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15358 (vn_reference_eq): Likewise.
15359 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15360 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15361 valueize_vuses): Remove.
15362 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15363 (get_def_ref_stmt_vuse): ... this.
15364 (vn_reference_lookup_2): New function.
15365 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15366 walking equivalent vuses. Simplify.
15367 (vn_reference_lookup): Likewise.
15368 (vn_reference_insert): Likewise.
15369 (vn_reference_insert_pieces): Likewise.
15370 (visit_reference_op_call): Simplify.
15371 (visit_reference_op_load): Likewise.
15372 (visit_reference_op_store): Likewise.
15373 (init_scc_vn): Remove shared_lookup_vuses initialization.
15374 (free_scc_vn): Remove shared_lookup_vuses freeing.
15375 (sort_vuses, sort_vuses_heap): Remove.
15376 (get_ref_from_reference_ops): Export.
15377 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15378 vector with single vuse pointer.
15379 (vn_reference_lookup_pieces, vn_reference_lookup,
15380 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15381 (shared_vuses_from_stmt): Remove.
15382 (get_ref_from_reference_ops): Declare.
15383 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15384 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15385 memory-tag related code.
15386 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15387 (likely_value): Add comment, skip static-chain of call statements.
15388 (surely_varying_stmt_p): Adjust.
15389 (gimplify_and_update_call_from_tree): Likewise.
15390 (execute_fold_all_builtins): Do not rebuild alias info.
15391 (gimplify_and_update_call_from_tree): Properly update VOPs.
15392 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15393 (copy_ref_info): Remove memory-tag related code.
15394 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15395 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15396 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15398 * tree-ssa-dom.c (gimple_p): Remove typedef.
15399 (eliminate_redundant_computations): Adjust.
15400 (record_equivalences_from_stmt): Likewise.
15401 (avail_expr_hash): Likewise.
15402 (avail_expr_eq): Likewise.
15403 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15404 (stmt_makes_single_load): Likewise.
15405 (stmt_makes_single_store): Likewise.
15406 * tree-ssa-alias.c: Rewrite completely.
15407 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15408 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15409 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15410 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15411 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15412 Remove public functions.
15413 (pass_reset_cc_flags): Remove.
15414 (pass_build_alias): Move ...
15415 * tree-ssa-structalias.c (pass_build_alias): ... here.
15416 * tree-ssa-alias.c (may_be_aliased): Move ...
15417 * tree-flow-inline.h (may_be_aliased): ... here.
15418 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15419 count_uses_and_derefs): Move ...
15420 * gimple.c: ... here.
15421 * gimple.h (count_uses_and_derefs): Declare.
15422 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15423 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15424 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15425 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15426 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15427 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15428 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15430 * tree-dfa.c (refs_may_alias_p): Move ...
15431 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15432 * tree-ssa-alias.h: New file.
15433 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15434 (statement_sink_location): Likewise.
15435 * opts.c (decode_options): Do not adjust max-aliased-vops or
15436 avg-aliased-vops values.
15437 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15438 (TV_CALL_CLOBBER): Likewise.
15439 (TV_FLOW_SENSITIVE): Likewise.
15440 (TV_FLOW_INSENSITIVE): Likewise.
15441 (TV_MEMORY_PARTITIONING): Likewise.
15442 (TV_ALIAS_STMT_WALK): New timevar.
15443 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15444 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15445 (get_address_description): Remove memory-tag related code.
15446 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15447 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15448 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15449 and immediate uses in statements. Document.
15450 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15451 (dump_symbols): Remove.
15452 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15453 * alias.c (get_deref_alias_set): New function split out from ...
15454 (get_alias_set): ... here.
15455 * alias.h (get_deref_alias_set): Declare.
15456 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15457 type parameter. Remove restrict pointer handling. Create a
15458 ref-all pointer in case type-based alias sets do not conflict.
15459 (vect_analyze_data_refs): Remove SMT related code.
15460 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15461 (vectorizable_load): Likewise.
15462 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15463 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15464 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15465 Ignore vops and SMTs.
15466 (dr_analyze_alias): Likewise..
15467 (free_data_ref): Likewise.
15468 (create_data_ref): Likewise.
15469 (analyze_all_data_dependences): Likewise.
15470 (get_references_in_stmt): Adjust.
15471 * tree-flow-inline.h (gimple_aliases_computed_p,
15472 gimple_addressable_vars, gimple_call_clobbered_vars,
15473 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15474 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15475 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15476 gimple_mem_ref_stats): Remove.
15477 (gimple_vop): New function.
15478 (op_iter_next_use): Remove vuses and mayuses cases.
15479 (op_iter_next_def): Remove vdefs case.
15480 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15481 (clear_and_done_ssa_iter): Do not set removed fields.
15482 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15483 Assert we are not iterating over vuses or vdefs if not also
15484 iterating over uses or defs.
15485 (op_iter_init_use): Likewise.
15486 (op_iter_init_def): Likewise.
15487 (op_iter_next_vdef): Remove.
15488 (op_iter_next_mustdef): Likewise.
15489 (op_iter_init_vdef): Likewise.
15490 (compare_ssa_operands_equal): Likewise.
15491 (link_use_stmts_after): Handle vuse operand.
15492 (is_call_used): Use is_call_clobbered.
15493 (is_call_clobbered): Global variables are always call clobbered,
15494 query the call-clobbers bitmap.
15495 (mark_call_clobbered): Ignore global variables.
15496 (clear_call_clobbered): Likewise.
15497 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15498 virtual operands sanity check.
15499 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15501 (TARGET_MEM_REF): Remove TMR_TAG operand.
15502 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15503 Remove call-clobber related code.
15504 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15505 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15506 partitions or escape reason.
15507 (get_single_def_stmt, get_single_def_stmt_from_phi,
15508 get_single_def_stmt_with_phi): Remove.
15509 (dump_referenced_vars): Tidy.
15510 (get_ref_base_and_extent): Allow bare decls.
15511 (collect_dfa_stats): Adjust.
15512 * graphite.c (rename_variables_in_stmt): Adjust.
15513 (graphite_copy_stmts_from_block): Likewise.
15514 (translate_clast): Likewise.
15515 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15517 (translate_vuse_through_block): Use the oracle.
15518 (phi_translate_1): Adjust.
15519 (value_dies_in_block_x): Use the oracle. Cache the outcome
15521 (valid_in_sets): Check if the VUSE for
15522 a REFERENCE is available.
15523 (eliminate): Do not remove stmts during elimination,
15524 instead queue and remove them afterwards.
15525 (do_pre): Do not rebuild alias info.
15526 (pass_pre): Run TODO_rebuild_alias before PRE.
15527 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15528 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15529 (mark_all_v_defs_stmt): Remove.
15530 (mark_all_v_defs_seq): Adjust.
15531 (sra_replace): Likewise.
15532 (scalarize_use): Likewise.
15533 (scalarize_copy): Likewise.
15534 (scalarize_init): Likewise.
15535 (scalarize_ldst): Likewise.
15536 (todoflags): Remove.
15537 (tree_sra): Do not rebuild alias info.
15538 (tree_sra_early): Adjust.
15539 (pass_sra): Run TODO_update_address_taken before SRA.
15540 * tree-predcom.c (set_alias_info): Remove.
15541 (prepare_initializers_chain): Do not call it.
15542 (mark_virtual_ops_for_renaming): Adjust.
15543 (mark_virtual_ops_for_renaming_list): Remove.
15544 (initialize_root_vars): Adjust.
15545 (initialize_root_vars_lm): Likewise.
15546 (prepare_initializers_chain): Likewise.
15547 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15548 (may_propagate_copy_into_stmt): Likewise.
15549 (merge_alias_info): Do nothing for now.
15550 (propagate_tree_value_into_stmt): Adjust.
15551 (stmt_may_generate_copy): Likewise.
15552 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15553 not mark symbols for renaming.
15554 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15555 with the same statement, make sure to update the new pointed-to one.
15556 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15557 call statements, do not mark symbols for renaming.
15558 (mark_operand_necessary): Dump something.
15559 (ref_may_be_aliased): New function.
15560 (mark_aliased_reaching_defs_necessary_1): New helper function.
15561 (mark_aliased_reaching_defs_necessary): Likewise.
15562 (mark_all_reaching_defs_necessary_1): Likewise.
15563 (mark_all_reaching_defs_necessary): Likewise.
15564 (propagate_necessity): Do not process virtual PHIs. For
15565 non-aliased loads mark all reaching definitions as necessary.
15566 For aliased loads and stores mark the immediate dominating
15567 aliased clobbers as necessary.
15568 (visited): New global static.
15569 (perform_tree_ssa_dce): Free visited bitmap after propagating
15571 (remove_dead_phis): Perform simple dead virtual PHI removal.
15572 (remove_dead_stmt): Properly unlink virtual operands when
15574 (eliminate_unnecessary_stmts): Schedule PHI removal after
15576 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15577 (process_replaceable): Likewise.
15578 (find_replaceable_in_bb): Likewise.
15579 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15580 based on the single gimple vop.
15581 (verify_flow_insensitive_alias_info): Remove.
15582 (verify_flow_sensitive_alias_info): Likewise.
15583 (verify_call_clobbering): Likewise.
15584 (verify_memory_partitions): Likewise.
15585 (verify_alias_info): Likewise.
15586 (verify_ssa): Adjust..
15587 (execute_update_addresses_taken): Export. Update SSA
15588 manually. Optimize only when optimizing. Use a local bitmap.
15589 (pass_update_address_taken): Remove TODO_update_ssa, add
15591 (pass_update_address_taken): Just use TODO_update_address_taken.
15592 (init_tree_ssa): Do not initialize addressable_vars.
15593 (verify_ssa): Verify new VUSE / VDEF properties.
15594 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15595 Do not call verify_alias_info.
15596 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15597 Do not free the loaded and stored syms bitmaps. Reset the escaped
15598 and callused solutions. Do not free addressable_vars.
15599 Remove memory-tag related code.
15600 (warn_uninitialized_var): Aliases are always available.
15601 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15602 * lambda-code.c (can_put_in_inner_loop): Adjust.
15603 (can_put_after_inner_loop): Likewise.
15604 (perfect_nestify): Likewise.
15605 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15606 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15607 (vectorizable_conversion): Do not mark symbols for renaming.
15608 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15609 (expand_call_inline): Unlink the calls virtual operands before
15611 (tree_function_versioning): Do not call update_ssa if we are not
15612 updating clones. Simplify.
15613 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15614 (propagate_with_phi): Likewise..
15615 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15616 clobber code. Assert we are not aliased or global.
15617 * tree-flow.h: Include tree-ssa-alias.h
15618 (enum escape_type): Remove.
15619 (struct mem_sym_stats_d): Likewise.
15620 (struct mem_ref_stats_d): Likewise.
15621 (struct gimple_df): Add vop member. Remove global_var,
15622 call_clobbered_vars, call_used_vars, addressable_vars,
15623 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15624 escaped and callused members.
15625 (struct ptr_info_def): Remove all members, add points-to solution
15627 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15628 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15629 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15630 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15631 (tree-ssa-alias.o): Likewise.
15632 (toplev.o): Add tree-ssa-alias.h
15633 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15634 * gimple.c (gimple_set_bb): Fix off-by-one error.
15635 (is_gimple_reg): Do not handle memory tags.
15636 (gimple_copy): Also copy virtual operands.
15637 Delay updating the statement. Do not reset loaded and stored syms.
15638 (gimple_set_stored_syms): Remove.
15639 (gimple_set_loaded_syms): Likewise.
15640 (gimple_call_copy_skip_args): Copy the virtual operands
15641 and mark the new statement modified.
15642 * tree-ssa-structalias.c (may_alias_p): Remove.
15643 (set_uids_in_ptset): Take the alias set to prune with as
15644 parameter. Fold in the alias test of may_alias_p.
15645 (compute_points_to_sets): Compute whether a ptr is dereferenced
15646 in a local sbitmap.
15647 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15648 other ADDRESSOF constraints on the lhs.
15649 (get_constraint_for_component_ref): Assert that we don't get
15650 ADDRESSOF constraints from the base of the reference.
15651 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15652 (struct variable_info): Remove collapsed_to member.
15653 (get_varinfo_fc): Remove.
15654 (new_var_info): Do not set collapsed_to.
15655 (dump_constraint): Do not follow cycles.
15656 (dump_constraint_graph): Likewise.
15657 (build_pred_graph): Likewise.
15658 (build_succ_graph): Likewise.
15659 (rewrite_constraints): Likewise.
15660 (do_simple_structure_copy): Remove.
15661 (do_rhs_deref_structure_copy): Remove.
15662 (do_lhs_deref_structure_copy): Remove.
15663 (collapse_rest_of_var): Remove.
15664 (do_structure_copy): Re-implement.
15665 (pta_stats): New global variable.
15666 (dump_pta_stats): New function.
15667 (struct constraint_expr): Make offset signed.
15668 (UNKNOWN_OFFSET): Define special value.
15669 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15670 (solution_set_expand): New helper function split out from ...
15671 (do_sd_constraint): ... here.
15672 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15673 (do_ds_constraint): Likewise.
15674 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15675 and CALLUSED = *CALLUSED.
15676 (set_union_with_increment): Make inc argument signed.
15677 (type_safe): Remove.
15678 (get_constraint_for_ptr_offset): Handle unknown and negative
15680 (first_vi_for_offset): Handle offsets before start. Bail
15681 out early for offsets beyond the variable extent.
15682 (first_or_preceding_vi_for_offset): New function.
15683 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15684 Together with ESCAPED = *ESCAPED this properly computes reachability.
15685 (find_what_var_points_to): New function.
15686 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15687 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15688 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15689 pt_solutions_intersect): New functions.
15690 (compute_call_used_vars): Remove.
15691 (compute_may_aliases): New main entry into PTA computation.
15692 * gimple.h (gimple_p): New typedef.
15693 (struct gimple_statement_base): Remove references_memory_p.
15694 (struct gimple_statement_with_memory_ops_base): Remove
15695 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15697 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15698 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15699 gimple_set_references_memory): Remove.
15700 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15701 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15703 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15704 (verify_expr): Allow RESULT_DECL.
15705 (gimple_duplicate_bb): Do not copy virtual operands.
15706 (gimple_duplicate_sese_region): Adjust.
15707 (gimple_duplicate_sese_tail): Likewise.
15708 (mark_virtual_ops_in_region): Remove.
15709 (move_sese_region_to_fn): Do not call it.
15710 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15711 and pass_simple_dse.
15712 (execute_function_todo): Handle TODO_update_address_taken,
15713 call execute_update_addresses_taken for TODO_rebuild_alias.
15714 (execute_todo): Adjust.
15715 (execute_one_pass): Init dump files early.
15716 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15718 (create_general_new_stmt): Clear vops.
15719 * tree-ssa-reassoc.c (get_rank): Adjust.
15720 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15721 symbols for renaming.
15722 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15723 (PARAM_AVG_ALIASED_VOPS): Likewise.
15724 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15725 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15726 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15727 (operand_build_cmp, copy_virtual_operands,
15728 create_ssa_artificial_load_stmt, add_to_addressable_set,
15729 gimple_add_to_addresses_taken): Remove public functions.
15730 (unlink_stmt_vdef): New function.
15732 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15734 * config.gcc (powerpc-*-linux*): Merge variants.
15736 2009-04-02 Chao-ying Fu <fu@mips.com>
15737 James Grosbach <james.grosbach@microchip.com>
15739 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15740 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15742 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15743 keep_interrupts_masked_p, use_debug_exception_return_p.
15744 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15745 keep_interrupts_masked, use_debug_exception_return.
15746 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15747 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15749 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15750 (mips_print_operand): Process COP0 registers to print $0 .. $31
15751 correctly for GAS to process.
15752 (mips_interrupt_extra_call_saved_reg_p): New function.
15753 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15755 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15756 (mips_compute_frame_info): Add supports for interrupt context that
15757 includes doubleword accumulators and COP0 registers.
15758 (mips_for_each_saved_acc): New function.
15759 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15760 mips_for_each_saved_reg.
15761 (mips_save_reg): Save accumulators.
15762 (mips_kernel_reg_p): A new for_each_rtx callback.
15763 (mips_expand_prologue): Support interrupt handlers.
15764 (mips_restore_reg): Restore accumulators.
15765 (mips_expand_epilogue): Support interrupt handlers.
15766 (mips_can_use_return_insn): Return false for interrupt handlers.
15767 (mips_epilogue_uses): New function.
15768 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15769 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15770 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15771 cop0_move): New instructions.
15772 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15773 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15775 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15777 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15778 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15779 interrupt handlers, we use K0 as the temporary register.
15780 (EPILOGUE_USES): Change to a function call.
15781 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15782 handlers, we use K0 as the temporary register.
15784 * doc/extend.texi (Function Attributes): Document interrupt,
15785 use_shadow_register_set, keep_interrupts_masked,
15786 use_debug_exception_return for MIPS attributes.
15788 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15790 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15791 Remove a number of t-files from tmake_file.
15792 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15793 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15794 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15795 target_prototype, not TARGET_PROTOTYPE.
15796 (LINK_OS_GNU_SPEC): Define.
15797 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15798 and darwin-ldoubdle.c.
15800 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15803 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15804 (cpp_options): Ditto.
15805 (default_compilers): Ditto.
15806 (display_help): Ditto.
15807 (process_command): Ditto.
15808 (do_spec_1): Ditto.
15809 (set_input): Use lbasename instead of duplicate code.
15810 (save_temps_prefix): New static for -save-temps=obj.
15811 (save_temps_length): Ditto.
15813 * doc/invoke.texi (-save-temps=obj): Document new variant to
15814 -save-temps switch.
15816 2009-04-02 Jeff Law <law@redhat.com>
15818 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15821 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15823 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15824 * configure: Regenerated.
15826 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15828 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15829 share the argument list.
15831 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15835 2009-02-12 Diego Novillo <dnovillo@google.com>
15837 * varpool.c (debug_varpool): New.
15838 * cgraph.h (debug_varpool): Declare.
15840 2009-04-02 Jan Hubicka <jh@suse.cz>
15842 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15845 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15847 * config/i386/i386.c (ix86_abi): Move initialization to ...
15848 (override_options): Here.
15850 2009-04-02 Christian Bruel <christian.bruel@st.com>
15852 * config/sh/sh.c (sh_dwarf_register_span): New function.
15853 (TARGET_DWARF_REGISTER_SPAN): Define.
15854 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15856 2009-04-02 Ira Rosen <irar@il.ibm.com>
15858 PR tree-optimization/39595
15859 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15860 interleaved loads group is not greater than the SLP group size.
15862 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15864 * builtins.c (is_builtin_name): New.
15865 (called_as_built_in): Use is_builtin_name.
15866 * tree.h (is_builtin_name): New.
15867 * varasm.c (incorporeal_function_p): Use is_builtin_name
15869 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15871 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15873 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15876 * c-decl.c (clone_underlying_type): Move this ...
15877 * c-common.c (set_underlying_type): ... here.
15878 Also, make sure the function properly sets TYPE_STUB_DECL() on
15879 the newly created typedef variant type.
15880 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15881 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15884 2009-04-02 Richard Guenther <rguenther@suse.de>
15886 PR tree-optimization/37221
15887 * tree-flow.h (degenerate_phi_result): Declare.
15888 * tree-ssa-dom.c (degenerate_phi_result): Export.
15889 * tree-scalar-evolution.c (analyze_initial_condition): If
15890 the initial condition is defined by a degenerate PHI node
15891 use the degenerate value.
15893 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15895 PR rtl-optimization/39588
15896 * combine.c (merge_outer_ops): Do not set the constant when this
15898 (simplify_shift_const_1): Do not modify it either in this case.
15900 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15902 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15903 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15905 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15908 * c-lex.c (interpret_float): Default (no suffix) is double.
15910 2009-04-1 Xinliang David Li <davidxl@google.com>
15912 * config/i386/i386.c (legitimate_constant_p): Recognize
15913 all one vector constant.
15915 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15917 * config/vax/vax.c: Add #includes to silence warnings.
15918 Change #include order to silence two warnings.
15920 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15922 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15923 (ASM_SPEC): Pass -k to the assembler for PIC code.
15925 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15927 * config.gcc: Add vax-*-linux* to the switch.
15928 * config/vax/linux.h: New file. (TARGET_VERSION,
15929 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15931 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15933 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15934 Use predicate macros instead of GET_CODE() == foo.
15935 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15936 ashlsi3, rotrsi3, <unnamed>): Likewise.
15938 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15940 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15941 jbbccihi, jbbccisi): Remova trailing whitespace.
15942 * config/vax/constraints.md: Likewise.
15943 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15944 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15945 * config/vax/predicates.md: Likewise.
15946 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15947 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15948 * config/vax/vax.h: Likewise.
15949 * config/vax/vax.md (nonlocal_goto): Likewise.
15951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15953 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15954 (indirectable_address_p, adjacent_operands_p): Add spaces around
15956 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15958 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15960 * config/vax/vax.c (legitimate_constant_address_p,
15961 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15962 index_term_p, reg_plus_index_p, legitimate_address_p,
15963 vax_mode_dependent_address_p): Update comments to match functions
15964 modified by the recent int->bool conversion.
15966 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15968 * config/vax/builtins.md: Update copyright message.
15969 * config/vax/constraints.md: Likewise.
15970 * config/vax/netbsd-elf.h: Likewise.
15971 * config/vax/predicates.md: Likewise.
15972 * config/vax/vax-protos.h: Likewise.
15973 * config/vax/vax.c: Likewise.
15974 * config/vax/vax.h: Likewise.
15975 * config/vax/vax.md: Likewise.
15976 * config/vax/vax.opt: Likewise.
15978 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15980 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15981 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15982 * config/vax/constraints.md (B, R): Likewise.
15983 * config/vax/predicates.md (external_memory_operand,
15984 nonimmediate_addsub_di_operand): Likewise.
15985 * config/vax/vax.c (vax_output_int_add): Likewise.
15986 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15987 untyped_call): Likewise.
15989 2009-04-01 Matt Thomas <matt@3am-software.com>
15991 * config/vax/predicates.md: New file.
15992 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15993 external_const_operand, nonsymbolic_operand, external_memory_operand,
15994 indirect_memory_operand, indexed_memory_operand,
15995 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15996 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15998 * config/vax/constraints.md: New file.
15999 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16001 * config/vax/builtins.md: New file.
16002 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16003 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16005 * config/vax/vax.opt (mqmath): Add option.
16006 * config/vax/vax.md (isfx): Extend with DI.
16007 (VAXintQH, VAXintQHSD): Define.
16008 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16009 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16010 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16011 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16012 (movdi): Update constraints and use vax_output_int_move().
16013 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16014 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16015 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16016 nonlocal_goto): New.
16017 (mov<mode>): Extend accepted operand types.
16018 (subdi3_old): Rename from subdi3, change update constraints and use
16019 a new implementation.
16020 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16021 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16022 MOVE_RATIO, CLEAR_RATIO): Define.
16023 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16024 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16025 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16026 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16027 (split_quadword_operands): Make static and really allow variable
16029 (print_operand_address): Update for PIC generation.
16030 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16031 indexable_address_p, fixup_mathdi_operand,
16032 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16033 (vax_float_literal, legitimate_constant_p,
16034 indirectable_constant_address_p, index_term_p,
16035 reg_plus_index_p): Return bool instead of int.
16036 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16038 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16040 (vax_output_conditional_branch): Indent.
16041 (legitimate_constant_address_p, indirectable_constant_address_p,
16042 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16043 vax_mode_dependent_address_p): Return bool instead of int, update for
16045 * config/vax/vax-protos.h (legitimate_constant_address_p,
16046 legitimate_constant_p, legitimate_address_p,
16047 vax_mode_dependent_address_p): Change declaration to bool.
16048 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16049 vax_expand_addsub_di_operands, vax_output_int_subtract,
16050 vax_output_movmemsi): Declare.
16051 (split_quadword_operands, vax_float_literal): Delete declaration.
16052 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16053 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16054 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16055 ASM_OUTPUT_DWARF_PCREL): Define.
16056 (ASM_SPEC): Change definition to allow PIC generation.
16058 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16060 * doc/sourcebuild.texi: Update front-end requirements.
16062 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16065 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16066 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16067 (booldi3_internal3): Use boolean_or_operator instead of
16070 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16073 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16074 declarator whose size is not an integer constant expression but
16075 folds to an integer constant, then treat it as a constant
16078 2009-04-01 Richard Guenther <rguenther@suse.de>
16080 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16081 i * 4 + 2 to (i * 2 + 1) * 2.
16083 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16086 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16087 return if c_parser_asm_string_literal returned NULL.
16089 2009-04-01 Nick Clifton <nickc@redhat.com>
16091 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16093 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16094 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16095 other typedefs to avoid conflicts with libgcc2.c. Define labels
16096 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16098 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16099 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16102 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16104 * varasm.c (default_function_rodata_section): Declare DOT as
16107 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16108 Andrey Galkin <agalkin@hypercom.com>
16111 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16112 Make object_name unique for each process.
16114 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16117 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16118 addressable variables in the parallel that could go out of scope while
16119 running queued tasks.
16121 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16123 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16124 (CASE_VALUES_THRESHOLD): Redefine.
16125 * config/avr/avr.c (avr_override_options): Remove initialization of
16126 avr_case_values_threshold variable.
16127 (avr_case_values_threshold): Remove variable. Add new function.
16128 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16129 * config/avr/avr.opt (mno-tablejump): Remove option.
16130 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16132 2009-04-01 DJ Delorie <dj@redhat.com>
16134 * varasm.c (default_function_rodata_section): Don't assume
16135 anything about where the first '.' in the section name is.
16137 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16139 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16140 rs6000_emit_stack_tie.
16142 2009-03-31 Ian Lance Taylor <iant@google.com>
16144 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16145 gimple_code with GIMPLE_RESX, not RESX.
16147 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16149 * c-common.c (c_get_ident): New.
16150 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16152 2009-04-01 Ben Elliston <bje@au.ibm.com>
16154 * config/rs6000/sysv4.opt (msdata): Improve option description.
16156 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16158 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16159 (divdf3_internal_lat): Remove.
16160 (divxf3_internal_lat): Remove.
16161 (divxf3_internal_thr): Remove.
16162 (divxf): Use divxf3_internal.
16163 * config/ia64/div.md (divsf3_internal_lat): New.
16164 (divdf3_internal_lat): New.
16165 (divxf3_internal): New.
16167 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16170 * Makefile.in (USE_GCC_STDINT): Define.
16171 (stmp-int-hdrs): Install stdint.h if applicable.
16172 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16174 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16175 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16176 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16177 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16178 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16179 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16180 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16181 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16182 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16183 (c_common_nodes_and_builtins): Initialize
16184 underlying_wchar_type_node. Do not initialize
16185 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16186 nodes for new types.
16187 (c_stddef_cpp_builtins): Define macros for new types.
16188 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16190 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16191 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16192 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16193 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16194 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16195 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16196 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16197 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16198 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16199 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16200 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16201 int16_type_node, int32_type_node, int64_type_node,
16202 uint8_type_node, uint16_type_node, c_uint32_type_node,
16203 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16204 int_least32_type_node, int_least64_type_node,
16205 uint_least8_type_node, uint_least16_type_node,
16206 uint_least32_type_node, uint_least64_type_node,
16207 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16208 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16209 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16210 uintptr_type_node): Define.
16211 * c-cppbuiltin.c (builtin_define_constants,
16212 builtin_define_type_minmax): New.
16213 (builtin_define_stdint_macros): Define more macros.
16214 (c_cpp_builtins): Define more limit macros.
16215 (type_suffix): New.
16216 (builtin_define_type_max): Define in terms of
16217 builtin_define_type_minmax. Remove is_long parameter. All
16219 * config.gcc (use_gcc_stdint): Define.
16220 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16221 Add newlib-stdint.h for generic targets.
16222 * config/glibc-stdint.h, config/newlib-stdint.h,
16223 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16224 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16225 * config/score/score.h (UINTPTR_TYPE): Define.
16226 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16227 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16228 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16229 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16230 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16231 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16232 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16233 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16234 * config/spu/spu.h (STDINT_LONG32): Define.
16235 * configure.ac (use_gcc_stdint): Substitute.
16236 * configure: Regenerate.
16237 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16238 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16239 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16240 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16241 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16242 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16243 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16244 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16245 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16246 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16247 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16248 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16249 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16250 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16251 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16252 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16253 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16254 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16255 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16256 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16257 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16258 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16259 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16260 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16261 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16262 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16263 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16264 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16265 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16267 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16269 * loop-iv.c (suitable_set_for_replacement): Renamed from
16270 simplify_using_assignment; changed to return bool and to accept new
16271 args DEST and SRC. Return true iff we find a source/destination pair
16272 that can be used to make a replacement, and fill SRC and DEST if so.
16273 Remove arg ALTERED. Don't deal with altered regs here. All callers
16275 (simplify_using_initial_values): Deal with altered regs here and track
16276 more precisely the effect they have on the validity of our expression.
16278 * loop-iv.c (simplify_using_condition): A condition of the form
16279 (EQ REG CONST) can be used to simply make a substitution.
16280 (simplify_using_initial_values): Keep track of conditions we have seen
16281 and keep using them to simplify new expressions, while applying the
16282 same substitutions to them as to the expression.
16284 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16285 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16288 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16289 changed. Use this when trying to improve the upper bound.
16290 Generate the comparison by using simplify_gen_relational.
16292 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16294 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16296 (simplify_using_assignment, simplify_using_initial_values): Call
16297 replace_in_expr to make replacements. Call replace_single_def_regs
16298 once on the initial version of the expression.
16300 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16303 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16305 2009-03-31 Richard Guenther <rguenther@suse.de>
16307 PR middle-end/31029
16308 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16309 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16311 2009-03-31 Richard Guenther <rguenther@suse.de>
16313 * tree.h (div_if_zero_remainder): Declare.
16314 * fold-const.c (div_if_zero_remainder): Export.
16315 * tree-ssa-forwprop.c
16316 (forward_propagate_addr_into_variable_array_index): Handle
16317 constant array index addition outside of the variable index.
16319 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16322 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16323 define_splits, floatunssi<mode>2): Require x87 conversions from
16324 DImode to be permitted.
16326 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16328 PR preprocessor/15638
16329 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16331 2009-03-31 Richard Guenther <rguenther@suse.de>
16333 PR middle-end/23401
16334 PR middle-end/27810
16335 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16336 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16337 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16338 a separate statement.
16339 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16340 (lookup_tmp_var): Likewise.
16341 (is_gimple_formal_tmp_or_call_rhs): Remove.
16342 (is_gimple_reg_or_call_rhs): Rename to ...
16343 (is_gimple_reg_rhs_or_call): ... this.
16344 (is_gimple_mem_or_call_rhs): Rename to ...
16345 (is_gimple_mem_rhs_or_call): ... this.
16346 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16347 DECL_GIMPLE_REG_P only if is_formal is true.
16348 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16349 for non-proper post-modify expression gimplification.
16350 (gimplify_self_mod_expr): For post-modify expressions gimplify
16351 the lvalue to a minimal lvalue.
16352 (rhs_predicate_for): Remove formal temp case.
16353 (gimplify_modify_expr_rhs): Likewise.
16354 (gimplify_addr_expr): Use is_gimple_reg.
16355 (gimplify_expr): Remove formal temp cases.
16356 (gimple_regimplify_operands): Likewise.
16357 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16358 and FILTER_EXPR like constants.
16359 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16361 (is_gimple_formal_tmp_rhs): Remove.
16362 (is_gimple_reg_rhs): Remove special casing.
16363 (is_gimple_mem_rhs): Fix.
16364 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16365 (is_gimple_formal_tmp_var): Remove.
16366 (is_gimple_formal_tmp_reg): Likewise.
16367 (is_gimple_min_lval): Allow invariant component ref parts.
16368 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16369 is_gimple_formal_tmp_reg): Remove declarations.
16370 * tree-cfg.c (verify_expr): Verify that variables with address
16371 taken do not have DECL_GIMPLE_REG_P set.
16372 * tree-mudflap.c (mf_build_check_statement_for): Use
16373 force_gimple_operand instead of gimplify_expr.
16375 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16377 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16378 schedulable rows to compute_split_row.
16380 2009-03-31 Ben Elliston <bje@au.ibm.com>
16383 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16386 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16388 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16389 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16390 * configure: Regenerate.
16391 * config.in: Regenerate.
16392 * config/rs6000/rs6000.opt (mtls-markers): Add.
16393 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16394 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16395 (tls_ld_aix, tls_ld_sysv): Likewise.
16396 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16397 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16399 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16401 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16403 2009-03-30 Jan Hubicka <jh@suse.cz>
16405 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16407 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16408 detection and label handling.
16410 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16412 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16413 left_conflicts_size.
16414 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16415 ALLOCNO_LEFT_CONFLICTS_SIZE.
16417 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16418 remove_allocno_from_bucket_and_push,
16419 allocno_spill_priority_compare, push_allocnos_to_stack,
16420 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16421 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16422 (setup_allocno_left_conflicts_num): Ditto. Rename to
16423 setup_allocno_left_conflicts_size.
16424 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16425 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16426 setup_allocno_left_conflicts_size instead of
16427 setup_allocno_left_conflicts_num.
16429 * ira-build.c (ira_create_allocno): Use
16430 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16431 ALLOCNO_LEFT_CONFLICTS_NUM.
16433 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16435 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16436 instead of DF_LR_OUT.
16438 * ira-lives.c (process_bb_node_lives): Ditto.
16440 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16441 instead of DF_LR_{OUT,IN}.
16443 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16445 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16447 2009-03-30 Jan Hubicka <jh@suse.cz>
16449 * except.c (label_to_region_map): Fix thinko.
16451 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16453 PR middle-end/38237
16454 * tree.h (tree_find_value): New declaration.
16455 * tree.c (tree_find_value): New function.
16456 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16458 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16461 * c-decl.c (struct c_binding): Add locus field.
16462 (bind): Add locus argument, set locus field from it.
16463 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16464 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16465 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16466 implicitly_declare, undeclared_variable, lookup_label,
16467 declare_label, c_make_fname_decl, c_builtin_function,
16468 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16471 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16474 * config/i386/i386.c (classify_argument): Check total size of
16477 2009-03-30 Martin Jambor <mjambor@suse.cz>
16479 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16480 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16481 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16484 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16485 seen_variable_array_ref while also traversing a union.
16487 * tree-inline.c (optimize_inline_calls): Do not call
16488 cgraph_node_remove_callees.
16489 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16490 (pass_remove_cgraph_callee_edges): New variable.
16491 * passes.c (init_optimization_passes): Add
16492 pass_remove_cgraph_callee_edges after early inlining and before all
16493 late intraprocedural passes.
16495 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16497 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16499 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16500 Fix typos in names.
16502 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16504 * combine.c (simplify_comparison): Use have_insn_for.
16505 * dojump.c (do_jump): Likewise.
16507 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16509 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16510 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16511 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16512 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16513 instead of sparc_compare_emitted.
16514 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16515 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16516 instead of sparc_compare_emitted.
16518 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16520 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16521 enter/exit cfglayout mode.
16522 (pass_partition_block): Require it.
16523 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16524 (combine_instructions): Track basic blocks instead of labels.
16525 (update_cfg_for_uncondjump): New.
16526 (try_combine): Use it. Update jumps after rescanning.
16527 (pass_combine): Require PROP_cfglayout.
16528 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16530 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16532 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16533 Provide/destroy PROP_cfglayout respectively.
16534 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16535 * tree-pass.h (PROP_cfglayout): New.
16537 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16539 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16540 fold_convert_const_fixed_from_fixed,
16541 fold_convert_const_fixed_from_int,
16542 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16543 set TREE_CONSTANT_OVERFLOW.
16544 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16545 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16547 2009-03-30 Ira Rosen <irar@il.ibm.com>
16549 * tree-vect-loop-manip.c: New file.
16550 * tree-vectorizer.c: Update documentation and included files.
16551 (vect_loop_location): Make extern.
16552 (rename_use_op): Move to tree-vect-loop-manip.c
16553 (rename_variables_in_bb, rename_variables_in_loop,
16554 slpeel_update_phis_for_duplicate_loop,
16555 slpeel_update_phi_nodes_for_guard1,
16556 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16557 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16558 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16559 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16560 find_loop_location): Likewise.
16561 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16562 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16563 get_vectype_for_scalar_type, vect_is_simple_use,
16564 supportable_widening_operation, supportable_narrowing_operation):
16566 (bb_in_loop_p): Move to tree-vect-loop.c.
16567 (new_loop_vec_info, destroy_loop_vec_info,
16568 reduction_code_for_scalar_code, report_vect_op,
16569 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16570 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16571 (vect_supportable_dr_alignment): Likewise.
16572 * tree-vectorizer.h (tree-data-ref.h): Include.
16573 (vect_loop_location): Declare.
16574 Reorganize function declarations according to the new file structure.
16575 * tree-vect-loop.c: New file.
16576 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16577 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16578 * tree-vect-data-refs.c: New file.
16579 * tree-vect-patterns.c (timevar.h): Don't include.
16580 * tree-vect-stmts.c: New file.
16581 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16582 tree-vect-slp.c, tree-vect-loop.c.
16583 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16584 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16585 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16586 (tree-vect-analyze.o): Remove.
16587 (tree-vect-transform.o): Likewise.
16588 (tree-vect-data-refs.o): Add rule.
16589 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16590 tree-vect-slp.o): Likewise.
16591 (tree-vect-patterns.o): Remove redundant dependencies.
16592 (tree-vectorizer.o): Likewise.
16593 * tree-vect-slp.c: New file.
16595 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16597 * optc-gen.awk: Warn if an option flag has multiple different
16600 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16602 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16603 -floop-block): Document dependences on PPL, CLooG and Graphite.
16605 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16607 PR rtl-optimization/323
16608 * c-common.c (c_fully_fold, convert_and_check,
16609 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16610 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16611 * c-common.def (EXCESS_PRECISION_EXPR): New.
16612 * c-cppbuiltin.c (builtin_define_float_constants): Define
16613 constants with enough digits for long double.
16614 * c-lex.c (interpret_float): Interpret constant with excess
16615 precision where appropriate.
16616 * c-opts.c (c_common_post_options): Set
16617 flag_excess_precision_cmdline. Give an error for
16618 -fexcess-precision=standard for C++ for processors where the
16619 option is significant.
16620 * c-parser.c (c_parser_conditional_expression): Handle excess
16621 precision in condition.
16622 * c-typeck.c (convert_arguments): Handle arguments with excess
16624 (build_unary_op): Move excess precision outside operation.
16625 (build_conditional_expr): Likewise.
16626 (build_compound_expr): Likewise.
16627 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16628 (build_modify_expr): Handle excess precision in RHS.
16629 (convert_for_assignment): Handle excess precision in converted
16631 (digest_init, output_init_element, process_init_element): Handle
16632 excess precision in initializer.
16633 (c_finish_return): Handle excess precision in return value.
16634 (build_binary_op): Handle excess precision in operands and add
16635 excess precision as needed for operation.
16636 * common.opt (-fexcess-precision=): New option.
16637 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16638 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16639 For standard excess precision, output explicit conversion to and
16640 truncation from XFmode.
16641 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16642 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16643 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16644 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16645 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16646 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16647 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16648 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16649 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16650 define_splits, sqrt<mode>2): Disable where appropriate for
16651 standard excess precision.
16652 * convert.c (convert_to_real): Do not shorten arithmetic to type
16653 for which excess precision would be used.
16654 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16655 * doc/invoke.texi (-fexcess-precision=): Document option.
16656 (-mfpmath=): Correct index entry.
16657 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16658 flag_excess_precision): New.
16659 * langhooks.c (lhd_post_options): Set
16660 flag_excess_precision_cmdline.
16661 * opts.c (common_handle_option): Handle -fexcess-precision=.
16662 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16663 init_excess_precision): New.
16664 (lang_dependent_init_target): Call init_excess_precision.
16665 * tree.c (excess_precision_type): New.
16666 * tree.h (excess_precision_type): Declare.
16668 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16671 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16672 non-lvalue to component.
16674 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16676 PR preprocessor/34695
16677 * Makefile.in (c-opts.o): Depend on c-tree.h.
16678 * c-common.c: Move down include of diagnostic.h.
16679 (done_lexing, c_cpp_error): New.
16680 * c-common.h (done_lexing): Declare.
16681 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16683 * c-opts.c: Include c-tree.h.
16684 (c_common_init_options): Set preprocessor error callback.
16685 (c_common_handle_option): Do not set preprocessor
16686 inhibit_warnings, warnings_are_errors, warn_system_headers,
16687 pedantic_errors or inhibit_warnings flags.
16688 (c_common_post_options): Do not check cpp_errors (parse_in).
16689 (c_common_finish): Do not output dependencies if there were
16690 errors. Do not check return value of cpp_finish.
16691 * c-ppoutput.c (pp_file_change): Set input_location.
16692 * c-tree.h (c_cpp_error): Declare.
16693 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16695 (diagnostic_build_prefix): Check override_column.
16696 * diagnostic.h (diagnostic_info): Add override_column field.
16697 (diagnostic_override_column): Define.
16699 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16701 * c-common.c (c_expand_expr, c_staticp): Remove.
16702 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16703 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16704 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16705 * c-gimplify.c (gimplify_compound_literal_expr,
16706 optimize_compound_literals_in_ctor): Remove.
16707 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16708 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16709 * c-semantics.c (emit_local_var): Remove.
16711 * langhooks-def.h (lhd_expand_expr): Remove.
16712 * langhooks.c (lhd_expand_expr): Remove.
16713 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16715 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16716 handling from c-semantics.c; don't call into langhook.
16717 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16718 * gimplify.c (gimplify_compound_literal_expr,
16719 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16720 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16721 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16722 as was done in c-gimplify.c.
16723 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16724 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16725 Move from c-common.h.
16726 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16728 * tree.c (staticp): Do not call langhook.
16729 * langhooks.c (lhd_staticp): Delete.
16730 * langhooks-def.h (lhd_staticp): Delete prototype.
16731 (LANG_HOOKS_STATICP): Delete.
16732 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16734 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16735 instead of DECL_STMTs.
16737 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16745 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16747 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16748 contained expression.
16749 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16750 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16751 conditional expressions for C.
16752 (decl_constant_value_for_optimization): Move from
16753 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16754 whether optimizing and that the expression is a VAR_DECL not of
16755 array type instead of doing such checks in the caller. Do not
16756 check pedantic. Call gcc_unreachable for C++.
16757 * c-common.def (C_MAYBE_CONST_EXPR): New.
16758 * c-common.h (c_fully_fold, c_save_expr,
16759 decl_constant_value_for_optimization): New prototypes.
16760 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16761 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16762 EXPR_INT_CONST_OPERANDS): Define.
16763 * c-convert.c (convert): Strip nops from expression.
16764 * c-decl.c (groktypename): Take extra parameters expr and
16765 expr_const_operands. Update call to grokdeclarator.
16766 (start_decl): Update call to grokdeclarator. Add statement for
16767 expressions used in type of decl.
16768 (grokparm): Update call to grokdeclarator.
16769 (push_parm_decl): Update call to grokdeclarator.
16770 (build_compound_literal): Add parameter non_const and build a
16771 C_MAYBE_COSNT_EXPR if applicable.
16772 (grokdeclarator): Take extra parameters expr and
16773 expr_const_operands. Track expressions used in declaration
16774 specifiers and declarators. Fold array sizes and track whether
16775 they are constant expressions and whether they are integer
16776 constant expressions.
16777 (parser_xref_tag): Set expr and expr_const_operands fields in
16779 (grokfield): Update call to grokdeclarator.
16780 (start_function): Update call to grokdeclarator.
16781 (build_null_declspecs): Set expr and expr_const_operands fields in
16783 (declspecs_add_type): Handle expressions in typeof specifiers.
16784 * c-parser.c (c_parser_declspecs): Set expr and
16785 expr_const_operands fields for declaration specifiers.
16786 (c_parser_enum_specifier): Likewise.
16787 (c_parser_struct_or_union_specifier): Likewise.
16788 (c_parser_typeof_specifier): Likewise. Update call to
16789 groktypename. Fold expression as needed. Return expressions with
16790 type instead of adding statements.
16791 (c_parser_attributes): Update calls to c_parser_expr_list.
16792 (c_parser_statement_after_labels): Fold expression before passing
16793 to objc_build_throw_stmt.
16794 (c_parser_condition): Fold expression.
16795 (c_parser_asm_operands): Fold expression.
16796 (c_parser_conditional_expression): Use c_save_expr. Update call
16797 to build_conditional_expr.
16798 (c_parser_alignof_expression): Update call to groktypename.
16799 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16800 original_code. Fold expression argument of va_arg. Create
16801 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16802 argument to va_arg. Update calls to groktypename. Fold array
16803 index for offsetof. Verify that first argument to
16804 __builtin_choose_expr has integer type.
16805 (c_parser_postfix_expression_after_paren_type): Update calls to
16806 groktypename and build_compound_literal. Handle expressions with
16807 side effects in type name.
16808 (c_parser_postfix_expression_after_primary): Update call to
16809 c_parser_expr_list. Set original_code for calls to
16810 __builtin_constant_p.
16811 (c_parser_expr_list): Take extra parameter fold_p. Fold
16812 expressions if requested.
16813 (c_parser_objc_type_name): Update call to groktypename.
16814 (c_parser_objc_synchronized_statement): Fold expression.
16815 (c_parser_objc_receiver): Fold expression.
16816 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16817 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16818 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16819 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16820 (struct c_typespec): Add elements expr and expr_const_operands.
16821 (struct c_declspecs): Add elements expr and expr_const_operands.
16822 (groktypename, build_conditional_expr, build_compound_literal):
16824 (in_late_binary_op): Declare.
16825 * c-typeck.c (note_integer_operands): New function.
16826 (in_late_binary_op): New variable.
16827 (decl_constant_value_for_broken_optimization): Move to c-common.c
16828 and rename to decl_constant_value_for_optimization.
16829 (default_function_array_conversion): Do not strip nops.
16830 (default_conversion): Do not call
16831 decl_constant_value_for_broken_optimization.
16832 (build_array_ref): Do not fold result.
16833 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16834 result when operand is a VLA.
16835 (c_expr_sizeof_type): Update call to groktypename. Handle
16836 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16837 result when operand names a VLA type.
16838 (build_function_call): Update call to build_compound_literal.
16839 Only fold result for calls to __builtin_* functions. Strip
16840 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16841 the function designator.
16842 (convert_arguments): Fold arguments. Update call to
16843 convert_for_assignment.
16844 (build_unary_op): Handle increment and decrement of
16845 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16846 decrement earlier. Fold operand of increment and decrement.
16847 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16848 built for integer operand. Wrap returns that are INTEGER_CSTs
16849 without being integer constant expressions or that have integer
16850 constant operands without being INTEGER_CSTs.
16851 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16852 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16853 result is an integer constant expression or can be used in
16854 unevaluated parts of one and avoid folding and wrap as
16855 appropriate. Fold operands before possibly doing -Wsign-compare
16857 (build_compound_expr): Wrap result for C99 if operands can be used
16858 in integer constant expressions.
16859 (build_c_cast): Update call to digest_init. Do not ignore
16860 overflow from casting floating-point constants to integers. Wrap
16861 results that could be confused with integer constant expressions,
16862 null pointer constants or floating-point constants.
16863 (c_cast_expr): Update call to groktypename. Handle expressions
16864 included in type name.
16865 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16866 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16867 Update calls to convert_for_assignment.
16868 (convert_for_assignment): Take new parameter
16869 null_pointer_constant. Do not strip nops or call
16870 decl_constant_value_for_broken_optimization. Set
16871 in_late_binary_op for conversions to boolean.
16872 (store_init_value): Update call to digest_init.
16873 (digest_init): Take new parameter null_pointer_constant. Do not
16874 call decl_constant_value_for_broken_optimization. pedwarn for
16875 initializers not constant expressions. Update calls to
16876 convert_for_assignment.
16877 (constructor_nonconst): New.
16878 (struct constructor_stack): Add nonconst element.
16879 (really_start_incremental_init, push_init_level, pop_init_level):
16880 Handle constructor_nonconst and nonconst element.
16881 (set_init_index): Call constant_expression_warning for array
16883 (output_init_element): Fold value. Set constructor_nonconst as
16884 applicable. pedwarn for initializers not constant expressions.
16885 Update call to digest_init. Call constant_expression_warning
16886 where constant initializers are required.
16887 (process_init_element): Use c_save_expr.
16888 (c_finish_goto_ptr): Fold expression.
16889 (c_finish_return): Fold return value. Update call to
16890 convert_for_assignment.
16891 (c_start_case): Fold switch expression.
16892 (c_process_expr_stmt): Fold expression.
16893 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16894 ensure statement expression is not evaluated in constant expression.
16895 (build_binary_op): Track whether results are integer constant
16896 expressions or may occur in such, disable folding and wrap results
16897 as applicable. Fold operands for -Wsign-compare warnings unless
16899 (c_objc_common_truthvalue_conversion): Handle results folded to
16900 integer constants that are not integer constant expressions.
16901 * doc/extend.texi: Document when typeof operands are evaluated,
16902 that condition of __builtin_choose_expr is an integer constant
16903 expression, and more about use of __builtin_constant_p in
16906 2009-03-29 Richard Guenther <rguenther@suse.de>
16908 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16909 propagate addresses of array references.
16911 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16913 * regmove.c (perhaps_ends_bb_p): Remove.
16914 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16915 from INSN and check that the main loop stays within that basic block.
16916 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16917 (regmove_forward_pass): Split out from regmove_optimize. Use
16918 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16919 (regmove_backward_pass): Split out from regmove_optimize. Use
16920 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16921 (regmove_optimize): Simplify.
16923 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16926 * config/i386/i386.c (classify_argument): Ignore flexible array
16927 member in struct and warn ABI change.
16929 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16931 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16933 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16934 (ix86_adjust_cost): Updated.
16936 2009-03-29 Jan Hubicka <jh@suse.cz>
16938 PR middle-end/28850
16939 * tree-pass.h (pass_cleanup_eh): New function.
16940 (remove_unreachable_regions): Break code handling RTL
16941 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16942 that can not be reached by runtime.
16943 (can_be_reached_by_runtime): New function.
16944 (label_to_region_map): New function.
16945 (num_eh_regions): New function.
16946 (rtl_remove_unreachable_regions): New function.
16947 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16948 (remove_eh_region): New function.
16949 * except.h: Include sbitmap and vecprim.
16950 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16951 num_eh_regions): Declare.
16952 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16953 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16954 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16955 (tree_empty_eh_handler_p): New function.
16956 (cleanup_empty_eh): New function.
16957 (cleanup_eh): New function.
16958 (pass_cleanup_eh): New function.
16960 2009-03-29 Jan Hubicka <jh@suse.cz>
16962 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16963 for removed regions.
16965 2009-03-29 Jan Hubicka <jh@suse.cz>
16967 * except.c (dump_eh_tree): Dump all datastructures.
16969 2009-03-29 Jan Hubicka <jh@suse.cz>
16971 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16972 (duplicate_eh_regions_1): Likewise.
16973 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16974 vector; call EH verification.
16975 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16976 Be ready for region being removed.
16978 2009-03-29 Jan Hubicka <jh@suse.cz>
16980 * bitmap.c (bitmap_last_set_bit): New function.
16981 * bitmap.h (bitmap_last_set_bit): Declare.
16983 2009-03-29 David Ayers <ayers@fsfe.org>
16986 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16987 by calling objc_compare_types and surpress warnings about
16988 incompatible C pointers that are compatible ObjC pointers.
16990 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16992 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16993 call initialize_inline_failed.
16994 (initialize_inline_failed): Move it from here ...
16995 * cgraph.c (initialize_inline_failed): ... to here.
16996 (cgraph_create_edge): Call initialize_inline_failed rather than
16997 setting inline_failed directly.
16999 2009-03-29 Ben Elliston <bje@au.ibm.com>
17002 * sysv4.opt (msdata): Improve comment.
17003 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17004 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17006 2009-03-29 Ben Elliston <bje@au.ibm.com>
17009 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17010 load and store attributes.
17012 2009-03-29 Ben Elliston <bje@au.ibm.com>
17014 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17015 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17016 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17017 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17018 __builtin_infq and __builtin_huge_valq.
17020 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17022 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17024 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17025 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17027 2009-03-28 Xinliang David Li <davidxl@google.com>
17029 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17030 (do_dbg_cnt): New function.
17032 2009-03-28 Jan Hubicka <jh@suse.cz>
17034 Merge from pretty-ipa:
17036 2009-03-27 Jan Hubicka <jh@suse.cz>
17038 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17039 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17040 * passes.c (function_called_by_processed_nodes_p): New.
17041 * ipa-pure-const.c (check_call): Fix handling of operands.
17042 (analyze_function): Dump debug output for skipped bodies.
17043 (local_pure_const): Use function_called_by_processed_nodes_p.
17044 * dwarf2out.c (reference_to_unused): Use output.
17045 * passes.c (do_per_function_toporder): Likewise.
17047 2008-11-12 Jan Hubicka <jh@suse.cz>
17049 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17050 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17051 state_set_in_source enum
17052 (check_decl): Ignore memory tags; do not set fake looping flags;
17054 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17055 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17056 (check_call, analyze_function): Rewrite.
17058 (add_new_function): Update call of analyze_function.
17059 (generate_summary): Add call of analyze_function.
17060 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17061 (local_pure_const): New function.
17062 (pass_local_pure_const): New pass.
17063 * ipa-inline.c (inline_transform): Set after_inlining.
17064 * tree-eh.c (stmt_can_throw_external): New.
17065 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17066 work with aliasing built.
17067 * tree-flow.h (stmt_can_throw_external): New.
17068 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17069 and local pure/const pass in early and late optimization queue.
17071 2009-03-28 Martin Jambor <mjambor@suse.cz>
17073 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17075 (fold_binary): Allow function decl aligment consideration is the
17076 second argument is integer constant one.
17077 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17078 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17079 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17081 2009-03-28 Jan Hubicka <jh@suse.cz>
17083 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17084 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17085 * function.h (rtl_data): Add nothrow flag.
17086 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17087 set DECL_NOTHROW for AVAILABLE functions.
17089 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17091 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17092 following vector keyword has expansion starting with pixel or bool
17093 keyword, expand vector to __vector and pixel or bool to __pixel or
17097 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17098 warn_if_disallowed_function_p): Removed.
17099 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17100 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17101 warning_if_disallowed_function_p.
17102 * flags.h (warn_if_disallowed_function_p,
17103 warn_disallowed_functions): Removed.
17104 * common.opt (Wdisallowed-function-list=): Removed.
17105 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17107 2009-03-28 Richard Guenther <rguenther@suse.de>
17109 PR tree-optimization/38723
17110 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17113 2009-03-28 Jan Hubicka <jh@suse.cz>
17115 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17116 test introduced by my previous patch.
17118 2009-03-28 Richard Guenther <rguenther@suse.de>
17120 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17121 the PHIs value undefined.
17123 2009-03-28 Jan Hubicka <jh@suse.cz>
17125 * tree-pass.h (pass_fixup_cfg): New pass.
17126 * ipa-inline.c (inline_transform): Set
17127 always_inline_functions_inlined/after_inlining.
17128 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17129 (pass_fixup_cfg): New pass.
17130 * passes.c (init_optimization_passes): Add fixup_cfg.
17132 2009-03-28 Richard Guenther <rguenther@suse.de>
17134 PR tree-optimization/38458
17135 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17136 argument use the arguments copy-of value.
17138 2009-03-28 Richard Guenther <rguenther@suse.de>
17140 PR tree-optimization/38180
17141 * tree-ssa-ccp.c (get_default_value): Simplify.
17142 (likely_value): Likewise.
17143 (surely_varying_stmt_p): Properly handle VOP case.
17144 (ccp_initialize): Likewise.
17145 (ccp_fold): Handle propagating through *&.
17146 (fold_const_aggregate_ref): Also handle decls.
17148 2009-03-28 Jan Hubicka <jh@suse.cz>
17150 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17151 * cgraph.h (cgraph_node): Likewise.
17152 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17153 (cgraph_reset_node): Use process flag.
17154 (cgraph_mark_functions_to_output): Likewise.
17155 (cgraph_expand_function): Likewise.
17156 (cgraph_expand_all_functions): Likewise.
17157 (cgraph_output_in_order): Likewise.
17158 * dwarf2out.c (reference_to_unused): Likewise.
17159 * passes.c do_per_function_toporder): Likewise.
17161 2009-03-28 Jan Hubicka <jh@suse.cz>
17163 Bring from lto-branch:
17165 2008-09-03 Doug Kwan <dougkwan@google.com>
17167 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17168 enums instead of reason strings.
17169 * cgraph.c (cgraph_create_edge): Same.
17170 (cgraph_inline_failed_string): New function.
17171 * cgraph.h (cgraph_inline_failed_t): New enum type.
17172 (cgraph_inline_failed_string): New prototype.
17173 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17174 char pointer to cgraph_inline_failed_t.
17175 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17176 (cgraph_default_inline_p): Ditto.
17177 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17178 to cgraph_inline_failed_t pointer.
17179 * cif-code.def: New file.
17180 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17182 (cgraph_check_inline_limits): Change type of REASON to pointer to
17183 cgraph_inline_failed_t. Replace reason strings with enums.
17184 (cgraph_default_inline_p): Ditto.
17185 (cgraph_recursive_inlining_p): Ditto.
17186 (update_caller_keys): Change type of FAILED_REASON to
17187 cgraph_inline_failed_t.
17188 (cgraph_set_inline_failed): Change type of REASON to pointer to
17189 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17190 convert enums to strings for text output.
17191 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17192 to be of type cgraph_inline_failed_t. Replace reason strings with
17193 enums. Call cgraph_inline_failed_string to covert enums
17194 to strings for text output.
17195 (cgraph_decide_inlining): Replace reason strings with enums.
17196 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17197 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17199 * tree-inline.c (expand_call_inline): Change type of REASON
17200 to cgraph_inline_failed_t. Replace reason strings with enums.
17201 Call cgraph_inline_failed_string for text output.
17202 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17205 2009-03-28 Jan Hubicka <jh@suse.cz>
17207 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17208 cgraph_clone_node): Remove master clone handling.
17209 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17210 * cgraph.h (master_clone): Remove.
17211 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17212 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17213 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17215 2009-03-28 Jan Hubicka <jh@suse.cz>
17217 * cgraph.c (cgraph_function_body_availability): Functions declared
17218 inline are always safe to assume that it is not going to be replaced.
17220 2009-03-28 Richard Guenther <rguenther@suse.de>
17222 PR tree-optimization/38513
17223 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17224 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17225 EXC_PTR_EXPR and FILTER_EXPR.
17226 (get_ref_from_reference_ops): Likewise.
17228 2009-03-28 Richard Guenther <rguenther@suse.de>
17230 PR tree-optimization/38968
17231 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17232 Use FLOOR_MOD_EXPR to compute misalignment.
17234 2009-03-28 Richard Guenther <rguenther@suse.de>
17236 PR tree-optimization/37795
17237 * tree.h (combine_comparisons): Declare.
17238 * fold-const.c (combine_comparisons): Export.
17239 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17241 (ifcombine_iforif): Use combine_comparisons.
17243 2009-03-28 Jan Hubicka <jh@suse.cz>
17245 * tree-eh.c (inlinable_call_p): New function.
17246 (make_eh_edges): Use it.
17247 (verify_eh_edges): Use it.
17248 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17249 * except.c (reachable_next_level): Add inlinable_function argument
17250 (sjlj_find_directly_reachable_regions): Update.
17251 (add_reachable_handler): Do not set saw_any_handlers.
17252 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17253 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17254 Add new inlinable call parameter.
17255 (can_throw_internal, can_throw_external): Update.
17256 * except.h (can_throw_internal_1, can_throw_external_1,
17257 foreach_reachable_handler): Update declaration.
17259 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17261 * config/arm/t-arm-coff, config/h8300/coff.h,
17262 config/i386/i386-aout.h, config/i386/i386-coff.h,
17263 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17264 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17265 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17266 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17267 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17268 sys-types.h: Remove.
17269 * Makefile.in: Remove protoize and fixproto support and references
17271 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17272 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17274 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17275 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17276 unprotoize$(exeext).
17277 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17278 (.PHONY): Don't depend on proto.
17279 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17280 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17281 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17282 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17283 build/gen-protos.o, build/scan.o, xsys-protos.h,
17284 build/fix-header$(build_exeext), build/fix-header.o,
17285 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17286 stmp-install-fixproto): Remove.
17287 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17288 SYSCALLS.c or fixproto files.
17289 (install-common): Don't install protoize.
17290 (install-headers-tar, install-headers-cpio, install-headers-cp):
17291 Don't depend on $(STMP_FIXPROTO).
17292 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17293 install fixproto files or write out fixproto settings.
17294 (uninstall): Don't uninstall protoize.
17295 * config.gcc (use_fixproto): Remove.
17296 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17297 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17298 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17299 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17300 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17301 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17302 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17303 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17304 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17305 * config/t-vxworks (STMP_FIXPROTO): Remove.
17306 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17307 STMP_FIXPROTO): Remove.
17308 * config.in, configure: Regenerate.
17309 * crtstuff.c (gid_t, uid_t): Don't undefine.
17310 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17311 (arm-*-coff, arm-*-aout: Remove target entries.
17312 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17313 Remove mention of AIX 4.1.
17314 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17315 * doc/invoke.texi (Running Protoize): Remove.
17316 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17317 (Protoize Caveats): Remove.
17318 * tsystem.h: Update comments on headers assumed to exist.
17320 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17322 * genautomata.c: Add a new year to the copyright. Add a new
17324 (struct insn_reserv_decl): Add comments for member bypass_list.
17325 (find_bypass): Remove.
17326 (insert_bypass): New.
17327 (process_decls): Use insert_bypass.
17328 (output_internal_insn_latency_func): Output all bypasses with the
17329 same input insn in one switch case.
17331 * rtl.def (define_bypass): Describe bypass choice.
17332 * doc/md.texi (define_bypass): Ditto.
17334 2009-03-27 Richard Guenther <rguenther@suse.de>
17336 * gimplify.c (mark_addressable): Export.
17337 * tree-flow.h (mark_addressable): Declare.
17338 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17339 * tree-ssa.c (verify_phi_args): Verify that address taken
17340 variables have TREE_ADDRESSABLE set.
17342 2009-03-27 Richard Guenther <rguenther@suse.de>
17344 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17345 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17346 Do not mark decls TREE_ADDRESSABLE.
17347 (build_fold_addr_expr): Adjust.
17348 (fold_addr_expr): Remove.
17349 (fold_unary): Use build_fold_addr_expr.
17350 (fold_comparison): Likewise.
17351 (split_address_to_core_and_offset): Likewise.
17352 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17354 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17355 (gimplify_modify_expr_to_memcpy): Mark source and destination
17357 * omp-low.c (create_omp_child_function): Mark the object decl
17359 (lower_rec_input_clauses): Mark the var we take the address of
17361 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17363 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17365 PR middle-end/39315
17366 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17367 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17369 2009-03-27 Richard Guenther <rguenther@suse.de>
17371 PR tree-optimization/39120
17372 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17374 (handle_lhs_call): Process return constraints. Add escape
17375 constraints if necessary.
17376 (handle_const_call): Fill out return constraints. Make nested
17377 case more precise. Avoid consttmp if possible.
17378 (handle_pure_call): Fill out return constraints. Avoid
17379 callused if possible.
17380 (find_func_aliases): Simplify call handling.
17382 2009-03-27 Richard Guenther <rguenther@suse.de>
17384 PR tree-optimization/39120
17385 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17386 as a representative.
17387 (solve_graph): Do propagate CALLUSED.
17388 (handle_pure_call): Use a scalar constraint from CALLUSED for
17390 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17393 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17396 * c-common.c (handle_aligned_attribute): Properly check alignment
17397 overflow. Use (1U << i) instead of (1 << i).
17399 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17401 * expr.h (get_mem_align_offset): Updated.
17403 * tree.h (tree_decl_common): Change align to "unsigned int" and
17404 move it before pointer_alias_set.
17406 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17407 Jakub Jelinek <jakub@redhat.com>
17410 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17411 gr_register_operand with gr_reg_or_0_operand.
17412 (cmpxchg_rel_di): Likewise.
17413 (sync_lock_test_and_set<mode>): Likewise.
17415 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17417 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17418 (true_regnum): Likewise.
17420 * rtlanal.c (subreg_info): Moved to ...
17421 * rtl.h (subreg_info): Here. New.
17422 (subreg_get_info): New.
17424 * rtlanal.c (subreg_get_info): Make it extern.
17426 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17429 * config/i386/i386.c (ix86_abi): New.
17430 (override_options): Handle -mabi=.
17431 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17432 (ix86_call_abi_override): Likewise.
17433 (init_cumulative_args): Likewise.
17434 (function_arg_advance): Likewise.
17435 (function_arg_64): Likewise.
17436 (function_arg): Likewise.
17437 (ix86_pass_by_reference): Likewise.
17438 (ix86_function_value_regno_p): Likewise.
17439 (ix86_build_builtin_va_list_abi): Likewise.
17440 (setup_incoming_varargs_64): Likewise.
17441 (is_va_list_char_pointer): Likewise.
17442 (ix86_init_machine_status): Likewise.
17443 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17444 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17445 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17446 (ix86_function_abi): Make it static and return enum calling_abi.
17447 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17449 (ix86_fn_abi_va_list): Updated.
17451 * config/i386/i386.h (ix86_abi): New.
17452 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17453 (CONDITIONAL_REGISTER_USAGE): Likewise.
17454 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17455 (machine_function): Likewise.
17457 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17459 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17460 (STACK_BOUNDARY): Likewise.
17461 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17463 * config/i386/i386.opt (mabi=): New.
17465 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17466 return enum calling_abi.
17467 (ix86_function_type_abi): Likewise.
17468 (ix86_function_abi): Removed.
17470 * doc/invoke.texi: Document -mabi= option for x86.
17472 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17474 * builtins.c (real_dconstp): Delete.
17475 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17477 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17478 Jakub Jelinek <jakub@redhat.com>
17481 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17482 (gen_subprogram_die): When a function is explicit, generate the
17483 DW_AT_explicit attribute.
17484 * langhooks.h (struct lang_hooks_for_decls): Add
17485 function_decl_explicit_p langhook.
17486 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17487 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17489 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17491 * builtins.c (fold_builtin_memory_op): Optimize memmove
17492 into memcpy if we can prove source and destination don't overlap.
17494 * tree-inline.c: Include gt-tree-inline.h.
17495 (clone_fn_id_num): New variable.
17496 (clone_function_name): New function.
17497 (tree_function_versioning): Use it.
17498 * Makefile.in (GTFILES): Add tree-inline.c.
17500 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17502 * BASE-VER: Change to 4.5.0.
17504 2009-03-27 Xinliang David Li <davidxl@google.com>
17506 PR tree-optimization/39557
17507 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17509 2009-03-27 Xinliang David Li <davidxl@google.com>
17511 PR tree-optimization/39548
17512 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17515 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17517 * c-common.c (pointer_int_sum): Use %wd on return from
17520 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17522 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17523 on return from tree_low_cst.
17525 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17528 * ginclude/stdarg.h (va_copy): Define also for
17529 __GXX_EXPERIMENTAL_CXX0X__.
17531 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17534 * builtins.h (c_strlen): Do not warn here.
17535 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17536 * c-common.c (pointer_int_sum): Take an explicit location.
17537 Warn about offsets out of bounds.
17538 * c-common.h (pointer_int_sum): Adjust declaration.
17540 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17542 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17545 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17548 * opts.c (warn_if_disallowed_function_p): Don't assume
17549 get_callee_fndecl must return non-NULL.
17551 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17553 PR rtl-optimization/39522
17554 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17555 when reg_reloaded_valid is set.
17557 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17559 * config/spu/divv2df3.c: New file.
17560 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17561 (DPBIT_FUNCS): Filter out _div_df.
17563 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17565 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17566 a jump insn, count that jump in the distance to the loop start.
17568 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17571 * config/sh/sh.c (calc_live_regs): Fix condition for global
17572 registers except PIC_OFFSET_TABLE_REGNUM.
17574 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17577 * doc/invoke.texi (-mconsole): New.
17579 (-mno-cygwin): New.
17581 (-mnop-fun-dllimport): New.
17585 (sub section "i386 and x86-64 Windows Options"): New.
17587 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17589 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17590 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17592 2009-03-25 Richard Guenther <rguenther@suse.de>
17594 PR middle-end/39497
17595 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17598 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17600 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17601 neither of haifa/selective schedulers are working.
17603 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17605 * doc/invoke.texi (Debugging Options): Fix description of
17606 -fno-merge-debug-strings.
17608 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17610 * config/cris/libgcc.ver: New version-script.
17611 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17613 * configure.ac <GAS features, nop mnemonic>: Add pattern
17614 crisv32-*-* for "nop".
17615 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17616 * configure: Regenerate.
17618 2009-03-24 Ira Rosen <irar@il.ibm.com>
17620 PR tree-optimization/39529
17621 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17622 mark_sym_for_renaming for the tag copied to the new vector
17625 2009-03-24 Arthur Loiret <aloiret@debian.org>
17627 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17628 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17629 EXTRA_SPEC_FUNCTIONS.
17630 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17631 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17632 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17633 -march and -mtune options.
17635 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17637 * config/m68k/t-rtems: Add m5329 multilib.
17639 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17640 Jakub Jelinek <jakub@redhat.com>
17643 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17646 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17649 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17650 instead of c_parser_expression_conv, if original_code isn't one of the
17651 4 allowed comparison codes, fail.
17653 2009-03-23 Richard Guenther <rguenther@suse.de>
17655 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17656 * tree.h (struct tree_type): Likewise.
17657 * reload.h (struct insn_chain): Likewise.
17658 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17659 * function.h (struct function): Likewise.
17660 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17662 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17664 PR tree-optimization/39516
17665 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17667 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17669 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17670 should be set true if BITS_PER_WORD of target is bigger than 32
17672 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17674 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17675 Translate -B-options to -rpath-link. Correct existing
17676 rpath-link and conditionalize on !nostdlib.
17678 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17680 * doc/extend.texi (Function Attributes, Variable Attributes):
17682 * doc/invoke.texi (Debugging Options, Optimize Options)
17683 (i386 and x86-64 Options, MCore Options): Likewise.
17685 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17688 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17689 it for block local namespace aliases.
17690 (gen_decl_die): Pass context_die to gen_namespace_die.
17692 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17695 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17696 minimum or maximum value.
17698 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17700 * reginfo.c (globalize_reg): Recompute derived reg sets.
17702 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17705 * libgcc2.c (mprotect): Do not use signed arguments for
17706 VirtualProtect, use DWORD arguments. Also fix the 'may
17707 be used uninitialized' warning for the np variable.
17709 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17712 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17713 functions using regparm calling conventions when not optimizing.
17714 (ix86_function_sseregparm): Similarly for sseregparm calling
17717 2009-03-19 Li Feng <nemokingdom@gmail.com>
17719 PR middle-end/39500
17720 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17721 dependence if the first conflict is after niter iterations.
17723 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17725 PR middle-end/38609
17726 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17727 functions with dynamic stack-pointer adjustments.
17729 2009-03-19 Ben Elliston <bje@au.ibm.com>
17731 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17732 option; change to -msdata=data.
17734 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17736 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17739 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17742 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17744 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17746 * doc/invoke.texi (Code Gen Options): Expand discussion of
17749 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17751 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17752 * matrix-reorg.c (struct matrix_info): Likewise.
17753 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17754 * rtl.h (struct mem_attrs): Likewise.
17755 * df.h (struct df): Likewise.
17756 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17757 * ira-int.h (struct ira_allocno): Likewise.
17758 * df-scan.c (struct df_collection_rec): Likewise.
17759 * ira.c (struct equivalence): Likewise.
17760 * function.c (struct temp_slot): Likewise.
17761 * cfgloop.h (struct loop): Likewise.
17764 * function.c (use_register_for_decl): When not optimizing, disregard
17765 register keyword for variables with types containing methods.
17767 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17769 PR middle-end/39447
17770 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17771 (is_simple_operand): Call contains_component_ref_p before calling data
17772 reference analysis that would fail on COMPONENT_REFs.
17774 * tree-vrp.c (search_for_addr_array): Fix formatting.
17776 2009-03-18 Richard Guenther <rguenther@suse.de>
17778 * tree-vect-transform.c (vect_loop_versioning): Fold the
17779 generated comparisons.
17780 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17781 (slpeel_tree_peel_loop_to_edge): Likewise.
17783 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17785 PR middle-end/37805
17786 * opts.c (print_specific_help): In addition to `undocumented',
17787 accept `separate' and `joined' flags if passed alone. Describe
17788 output by the first matched one of those.
17789 (common_handle_option): Skip over empty strings.
17790 * gcc.c (display_help): Fix help string for `--help='.
17791 * doc/invoke.texi (Option Summary, Overall Options): With
17792 `--help=', classes and qualifiers can both be repeated, but
17793 only the latter can be negated. One should not pass only
17794 negated qualifiers. Fix markup and examples.
17797 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17798 PR middle-end/37805
17799 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17800 and -fhelp=separate.
17802 2009-03-17 Jing Yu <jingyu@google.com>
17804 PR middle-end/39378
17805 * function.h (struct rtl_data): Move is_thunk from here...
17806 (struct function): ...to here.
17807 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17808 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17810 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17812 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17813 (alpha_output_function_end_prologue): Likewise.
17814 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17815 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17816 (rs6000_output_function_epilogue): Likewise.
17817 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17819 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17822 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17823 from different units in a single alternative.
17824 (*truncdfsf_i387): Ditto.
17825 (*truncxfsf2_mixed): Ditto.
17826 (*truncxfdf2_mixed): Ditto.
17828 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17830 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17831 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17834 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17835 unused non-artificial variables when not optimizing.
17838 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17839 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17840 NAMESPACE_DECL in its DECL_INITIAL.
17842 PR middle-end/39443
17843 * optabs.c (set_user_assembler_libfunc): New function.
17844 * expr.h (set_user_assembler_libfunc): New prototype.
17845 * c-common.c: Include libfuncs.h.
17846 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17847 for memcmp, memset, memcpy, memmove and abort.
17848 * Makefile.in (c-common.o): Depend on libfuncs.h.
17851 * dwarf2out.c (gen_inlined_enumeration_type_die,
17852 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17853 gen_tagged_type_instantiation_die): Removed.
17854 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17857 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17860 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17862 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17863 (check-parallel-%): Ditto.
17864 (check-consistency): Ditto.
17866 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17868 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17869 local variable rhs by NULL_TREE.
17871 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17874 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17876 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17879 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17881 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17884 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17885 for ms->sysv ABI calls only in 64bit mode.
17887 * config/i386/i386.md (untyped_call): Support 32bit.
17889 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17891 * doc/extend.texi: Replace x86_65 with x86_64.
17893 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17895 PR tree-optimization/39455
17896 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17897 mismatches for POINTER_TYPE_P (type).
17898 (number_of_iterations_le): Likewise.
17900 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17902 * config/picochip/picochip.c: Removed profiling support.
17903 * config/picochip/picochip.md: Removed profiling instruction.
17904 * config/picochip/picochip.h: Removed profiling builtin.
17906 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17908 * doc/install.texi (--with-host-libstdcxx): Document.
17910 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17913 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17914 generate a warning if the function name does not begin with
17915 "__vector" and the function has either the 'signal' or 'interrupt'
17916 attribute, from here to ...
17917 (avr_declare_function_name): ...here. New function.
17918 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17919 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17921 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17924 * cse.c (fold_rtx): Don't modify original const_arg1 when
17925 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17926 separate variable instead.
17927 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17928 from out of range shift counts.
17929 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17931 2009-03-13 Catherine Moore <clm@codesourcery.com>
17933 * config/i386/x-mingw32 (host-mingw32.o): Replace
17934 diagnostic.h with $(DIAGNOSTIC_H).
17936 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17939 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17941 * config/i386/sync.md (sync_compare_and_swap<mode>,
17942 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17943 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17945 (sync_double_compare_and_swapdi_pic,
17946 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17947 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17949 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17952 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17954 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17957 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17958 (avx_addsubv4df3): Likewise.
17959 (*avx_addsubv4sf3): Likewise.
17960 (sse3_addsubv4sf3): Likewise.
17962 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17965 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17967 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17970 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17971 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17972 registers for allocnos created from user-defined variables.
17974 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17977 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17978 of non-integer mode as well.
17980 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17982 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17983 for functions for which the parameter types are unknown.
17985 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17988 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17989 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17990 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17991 * config/i386/i386.c (ix86_local_alignment): For
17992 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17993 long long variables on the stack to avoid dynamic realignment.
17994 Allow the first argument to be a decl rather than type.
17995 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17997 2009-03-11 Nick Clifton <nickc@redhat.com>
18000 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18002 Add description to mno-lsim option.
18003 * config/mcore/mcore.h: Remove comment about deprecated m4align
18005 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18006 * doc/invoke.texi: Add description of mno-lsim and
18007 mstack-increment options.
18009 * config/fr30/fr30.opt: Document the -mno-lsim option.
18010 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18011 and -mno-lsim options.
18013 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18015 * fold-const.c (fold_comparison): Only call fold_inf_compare
18016 if the mode supports infinities.
18018 2009-03-11 Jason Merrill <jason@redhat.com>
18021 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18022 end already did. Notice GIMPLE_CALL modifications of the result.
18023 Don't copy debug information from an ignored decl or a decl from
18026 2009-03-10 Richard Guenther <rguenther@suse.de>
18027 Nathan Froyd <froydnj@codesourcery.com>
18029 PR middle-end/37850
18030 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18031 (__divMODE3): Likewise.
18033 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18035 PR tree-optimization/39394
18036 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18037 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18039 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18041 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18042 inline asms for register asm ("") declarations.
18044 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18046 * fold-const.c (fold_unary): Fix comment.
18048 2009-03-07 Jan Hubicka <jh@suse.cz>
18051 * tree-inline.c (setup_one_parameter): Do replacement of const
18052 argument by constant in SSA form.
18054 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18056 PR middle-end/38028
18057 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18058 determine alignment passed to assign_stack_local.
18059 (assign_parms_unsplit_complex): Likewise.
18060 * except.c (sjlj_build_landing_pads): Likewise.
18062 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18064 PR middle-end/39360
18065 * tree-flow.h (add_referenced_var): Return bool instead of void.
18066 * tree-dfa.c (add_referenced_var): Return result of
18067 referenced_var_check_and_insert call.
18068 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18069 of referenced_var_check_and_insert.
18072 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18073 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18074 DIE, don't emit it if abstract origin already has it.
18075 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18076 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18078 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18080 * genpreds.c (needs_variable): Fix parentheses at variable name
18082 (write_tm_constrs_h): Indent generated code.
18084 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18086 * doc/extend.texi (Function Attributes): Add documentation
18087 for isr attributes.
18089 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18092 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18093 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18095 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18097 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18100 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18103 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18104 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18106 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18108 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18109 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18110 constants instead of magic numbers.
18111 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18113 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18114 (x86_64_ms_abi_int_parameter_registers): Ditto.
18115 (x86_64_int_return_registers): Ditto.
18116 (ix86_maybe_switch_abi): Ditto.
18117 (ix86_expand_call): Ditto for clobbered_registers array.
18118 (ix86_hard_regno_mode_ok): Ditto.
18119 (x86_extended_QIreg_mentioned_p): Ditto.
18121 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18123 PR tree-optimization/39349
18124 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18126 * combine.c (gen_lowpart_for_combine): Use omode when generating
18129 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18131 PR rtl-optimization/39235
18132 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18134 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18136 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18138 2009-03-04 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/39362
18141 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18142 that occur in abnormal PHIs should be varying.
18144 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18146 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18148 (simple_iv): Take loop as an argument instead of statement.
18149 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18150 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18152 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18154 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18155 * matrix-reorg.c (analyze_transpose): Ditto.
18156 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18157 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18158 * tree-predcom.c (ref_at_iteration): Ditto.
18159 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18161 2009-03-04 Richard Guenther <rguenther@suse.de>
18163 PR tree-optimization/39358
18164 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18165 escaped_id and callused_id.
18166 (solve_graph): Likewise.
18168 2009-03-04 Richard Guenther <rguenther@suse.de>
18170 PR tree-optimization/39339
18171 * tree-sra.c (try_instantiate_multiple_fields): Make it
18172 no longer ICE on the above.
18174 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18176 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18177 that fits within Pmode.
18179 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18181 PR middle-end/10109
18182 * tm.texi (LIBCALL_VALUE): Update description.
18184 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18186 PR middle-end/34443
18187 * doc/extend.texi (section): Update description.
18189 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18191 PR middle-end/39345
18192 * tree-inline.c (remapped_type): New.
18193 (can_be_nonlocal): Call remapped_type instead of remap_type.
18195 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18198 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18199 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18201 2009-03-03 Richard Guenther <rguenther@suse.de>
18203 PR middle-end/39272
18204 * tree.c (tree_nonartificial_location): New function.
18205 * tree.h (tree_nonartificial_location): Declare.
18206 * builtins.c (expand_builtin_memory_chk): Provide location
18207 of the call location for artificial function pieces.
18208 (maybe_emit_chk_warning): Likewise.
18209 (maybe_emit_sprintf_chk_warning): Likewise.
18210 (maybe_emit_free_warning): Likewise.
18211 * expr.c (expand_expr_real_1): Likewise.
18213 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18215 PR tree-optimization/39343
18216 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18217 COMPONENT_REF t has ARRAY_TYPE.
18219 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18221 PR middle-end/39335
18222 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18223 when the type precision of the induction variable should be
18224 larger than the type precision of nit.
18225 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18226 * graphite.c (graphite_loop_normal_form): Same.
18227 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18229 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18231 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18232 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18233 numbers to describe clobbered registers.
18234 (*call_value_0_rex64_ms_sysv): Ditto.
18235 * config/i386/mmx.md (mmx_emms): Ditto.
18236 (mmx_femms): Ditto.
18238 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18240 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18243 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18245 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18246 (spu_section_type_flags): New function.
18248 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18250 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18251 reg_class_contents of FLOAT_REGS into a temporary.
18253 2009-03-02 Richard Guenther <rguenther@suse.de>
18254 Ira Rosen <irar@il.ibm.com>
18256 PR tree-optimization/39318
18257 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18258 information to the vectorized statement.
18260 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18262 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18263 variable. Use defined names instead of magic constants for REX SSE
18266 2009-03-01 Richard Guenther <rguenther@suse.de>
18268 PR tree-optimization/39331
18269 * omp-low.c (lower_send_shared_vars): Do not receive new
18270 values for the reference of DECL_BY_REFERENCE parms or results.
18272 2009-03-01 Jan Hubicka <jh@suse.cz>
18275 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18276 BLOCK_NONLOCALIZED_VAR): New macros.
18277 (tree_block): Add nonlocalized_vars.
18278 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18279 gen_decl_die): Add origin argument. Allow generation of die with
18280 origin at hand only.
18281 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18282 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18284 (gen_block_die): Fix checking for unused blocks.
18285 (process_scope_var): Break out from .... ; work with origins only.
18286 (decls_for_scope) ... here; process nonlocalized list.
18287 (dwarf2out_ignore_block): Look for nonlocalized vars.
18288 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18290 (dump_scope_block): Dump them.
18291 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18292 (remap_block): Likewise.
18293 (can_be_nonlocal): New predicate.
18294 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18296 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18298 * configure: Regenerate.
18300 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18302 * optc-gen.awk: No need to duplicate option flags twice.
18303 Reuse help texts for duplicate options which do not have any.
18305 * gcc.c (display_help): Document --version.
18307 * gcc.c (main): If print_help_list and verbose_flag, ensure
18308 driver output comes before subprocess output.
18310 * optc-gen.awk: Assign all remaining fields to help string,
18311 space-separated, for multi-line help in *.opt.
18313 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18314 -Wno-pedantic-ms-format is for MinGW targets only.
18316 * doc/options.texi (Option file format): Fix bad indentation,
18317 restoring dropped sentence.
18319 2009-02-28 Jan Hubicka <jh@suse.cz>
18321 * tree-inline.c (tree_function_versioning): Output debug info.
18323 2009-02-28 Jan Hubicka <jh@suse.cz>
18326 * tree-inline.c (setup_one_parameter): Do not copy propagate
18327 arguments when not optimizing.
18329 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18332 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18333 (avx_addsubv4df3): Likewise.
18334 (*avx_addsubv4sf3): Likewise.
18335 (sse3_addsubv4sf3): Likewise.
18336 (*avx_addsubv2df3): Likewise.
18337 (sse3_addsubv2df3): Likewise.
18338 (avx_unpckhps256): Correct item selectors.
18339 (avx_unpcklps256): Likewise.
18340 (avx_unpckhpd256): Likewise.
18341 (avx_unpcklpd256): Likewise.
18343 2009-02-28 Jan Hubicka <jh@suse.cz>
18345 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18347 (copy_arguments_for_versioning): If var is declared don't declare it.
18348 (tree_function_versioning): First setup substitutions and then copy
18351 2009-02-27 Jan Hubicka <jh@suse.cz>
18354 * cgraph.h (varpool_output_debug_info): Remove.
18355 * cgraphunit.c (varpool_output_debug_info): Remove.
18356 * dwarf2out.c (deferred_locations_struct): New struct
18357 (deferred_locations): New type.
18358 (deferred_locations_list): New static var.
18359 (deffer_location): New function.
18360 (gen_variable_die): Use it.
18361 (decls_for_scope): Output info on local static vars.
18362 (dwarf2out_finish): Process deferred locations.
18363 * varpool.c (varpool_output_debug_info): Remove.
18365 2009-02-27 Jan Hubicka <jh@suse.cz>
18368 * tree.h (TREE_PROTECTED): Fix comment.
18369 (BLOCK_HANDLER_BLOCK): Remove.
18370 (struct tree_block): Remove handler_block add body_block.
18371 (inlined_function_outer_scope_p): New.
18372 (is_body_block): Remove.
18373 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18374 * dwarf2out.c (is_inlined_entry_point): Remove.
18375 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18376 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18378 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18379 * gimplify.c (gimplify_expr): Gimplify body blocks.
18380 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18381 block with multiple subblocks.
18382 (dump_scope_block): Prettier output; dump more flags and info.
18383 (dump_scope_blocks): New.
18384 (remove_unused_locals): Use dump_scope_blocks.
18385 * tree-flow.h (dump_scope_blocks): Declare.
18386 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18387 * stmt.c (is_body_block): Remove.
18388 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18389 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18391 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18393 PR middle-end/39308
18394 * graphite.c (graphite_loop_normal_form): Do not call
18395 number_of_iterations_exit from a gcc_assert.
18397 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18399 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18400 jumps if COND is NULL.
18401 (find_cond_jump): New function.
18402 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18403 * config/s390/s390.md: Remove z10_cobra attribute value.
18405 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18407 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18408 force_const_mem returns NULL_RTX.
18410 2009-02-26 Jan Hubicka <jh@suse.cz>
18413 * cgraph.h (varpool_output_debug_info): Remove.
18414 * cgraphunit.c (varpool_output_debug_info): Remove.
18415 * dwarf2out.c (deferred_locations_struct): New struct
18416 (deferred_locations): New type.
18417 (deferred_locations_list): New static var.
18418 (deffer_location): New function.
18419 (gen_variable_die): Use it.
18420 (decls_for_scope): Output info on local static vars.
18421 (dwarf2out_finish): Process deferred locations.
18422 * varpool.c (varpool_output_debug_info): Remove.
18424 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18426 PR rtl-optimization/39241
18427 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18428 to subreg_offset_representable_p.
18430 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18432 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18433 execute function prototype. Get f and nregs from max_reg_num
18434 and get_insns. Remove the first backward pass as it's dead,
18435 guard the forward pass by flag_expensive_optimizations.
18436 (rest_of_handle_regmove): Delete.
18437 (pass_regmove): Replace it with regmove_optimize.
18439 2009-02-25 Martin Jambor <mjambor@suse.cz>
18441 PR tree-optimization/39259
18442 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18443 calls_alloca function flags.
18444 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18445 calls are detected.
18447 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18449 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18450 flags_set_1_rtx, flags_set_1_set): Delete.
18451 (regmove_optimize): Do not call mark_flags_life_zones.
18453 2009-02-24 Julian Brown <julian@codesourcery.com>
18456 * config/arm/arm.c (require_pic_register): Only set
18457 cfun->machine->pic_reg once per function.
18459 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18461 * doc/invoke.texi (Link Options): Document an easier way to pass
18462 options that take arguments to the GNU linker using -Xlinker and -Wl.
18464 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18467 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18469 2009-02-24 Richard Guenther <rguenther@suse.de>
18472 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18474 2009-02-24 Richard Guenther <rguenther@suse.de>
18475 Zdenek Dvorak <ook@ucw.cz>
18477 PR tree-optimization/39233
18478 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18479 from converting them to a generic type.
18481 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18483 PR tree-optimization/39260
18484 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18485 contains a condition with a real type.
18486 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18488 2009-02-23 Jason Merrill <jason@redhat.com>
18491 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18492 narrowing_initializer_constant_valid_p.
18493 (narrowing_initializer_constant_valid_p): Don't return
18494 null_pointer_node for adding a pointer to itself.
18496 2009-02-23 Jan Hubicka <jh@suse.cz>
18499 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18502 2009-02-23 Jan Hubicka <jh@suse.cz>
18504 PR tree-optimization/37709
18505 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18506 * tree.h (block_ultimate_origin): Declare.
18507 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18508 * tree-ssa-live.c (remove_unused_scope_block_p):
18509 Eliminate blocks containig no instructions nor live variables nor
18511 (dump_scope_block): New function.
18512 (remove_unused_locals): Enable removal of dead blocks by default;
18513 enable dumping at TDF_DETAILS.
18515 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18517 * config/i386/i386.c (classify_argument): Don't allow COImode
18519 (function_arg_advance_32): Don't allow OImode.
18520 (function_arg_32): Likewise.
18521 (function_value_32): Likewise.
18522 (return_in_memory_32): Likewise.
18523 (function_arg_64): Remove OImode comment.
18525 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18528 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18529 ix86_expand_vector_set for V4DImode in 64bit mode only.
18530 (ix86_expand_vector_init_one_var): Likewise.
18532 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18534 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18536 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18539 * loop-iv.c: Revert last change.
18540 * emit-rtl.c: Likewise.
18542 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18545 * config/i386/i386.c (type_natural_mode): Remove an extra
18546 space in the warning message.
18547 (function_value_32): Handle 32-byte vector modes.
18548 (return_in_memory_32): Likewise.
18550 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18552 * loop-iv.c (truncate_value): New function.
18553 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18555 (lowpart_subreg): Move to...
18556 * emit-rtl.c: ...here.
18558 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18560 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18561 accidental and undocumented change at revision 140860.
18563 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18565 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18566 take gimple_seq * arguments.
18567 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18568 types_compatible_p langhook.
18570 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18571 Joseph Myers <joseph@codesourcery.com>
18573 * config/arm/arm.c (arm_builtin_va_list): New function.
18574 (arm_expand_builtin_va_start): Likewise.
18575 (arm_gimplify_va_arg_expr): Likewise.
18576 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18577 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18578 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18579 (va_list_type): New variable.
18580 (arm_mangle_type): Mangle va_list_type appropriately.
18582 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18584 PR middle-end/39157
18585 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18586 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18587 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18588 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18589 parameter to 1000 for -O1 by default.
18590 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18592 * loop-invariant.c: Include params.h.
18593 (move_loop_invariants): Don't call move_single_loop_invariants on
18596 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18598 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18599 offset when calculating bounds for indexing stack_usage_map. Fixes
18600 a buffer overflow with certain target setups.
18602 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18605 * calls.c (expand_call): Clear try_tail_call if caller and callee
18606 disagree in promotion of function return value.
18608 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18611 * c-common.c (c_determine_visibility): If visibility changed and
18612 DECL_RTL has been already set, call make_decl_rtl to update symbol
18615 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18618 * varasm.c (assemble_variable): Don't check DECL_NAME when
18619 globalizing a variable.
18621 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18624 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18625 expression before any __builtin_trap call.
18626 * c-typeck.c (build_function_call): Convert and check function
18627 arguments before generating a call to a trap. Evaluate the
18628 function arguments before the trap.
18630 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18633 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18634 (UNSPEC_FXAM_MEM): New unspec.
18635 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18636 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18637 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18639 2009-02-19 Richard Guenther <rguenther@suse.de>
18641 PR tree-optimization/39207
18642 PR tree-optimization/39074
18643 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18644 storedanything_tree): New.
18645 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18646 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18647 (build_succ_graph): Add edges from STOREDANYTHING to all
18649 (init_base_vars): Initialize STOREDANYTHING.
18650 (compute_points_to_sets): Free substitution info after
18651 building the succ graph.
18652 (ipa_pta_execute): Likewise.
18654 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18656 (do_ds_constraint): Do not add to special var or non-pointer
18658 (type_could_have_pointers): Split out from ...
18659 (could_have_pointers): ... here. For arrays use the element type.
18660 (create_variable_info_for): Initialize may_have_pointers.
18661 (new_var_info): Likewise.
18662 (handle_lhs_call): Make the HEAP variable unknown-sized.
18663 (intra_create_variable_infos): Use a type with pointers for
18664 PARM_NOALIAS, make it unknown-sized.
18666 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18669 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18671 2009-02-18 Jason Merrill <jason@redhat.com>
18674 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18675 value if DECL_EXTERNAL.
18676 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18677 * target.h (gcc_target::binds_local_p): Clarify "module".
18678 * tree.h (TREE_PUBLIC): Clarify "module".
18680 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18683 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18684 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18686 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18689 * c.opt (Wabi): Support C and ObjC.
18692 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18694 * config/i386/i386.c (classify_argument): Warn once about the ABI
18695 change when passing union with long double.
18697 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18699 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18702 * c-parser.c (c_parser_compound_statement): Always enter and leave
18705 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18708 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18710 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18712 PR tree-optimization/36922
18713 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18714 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18717 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18719 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18722 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18724 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18726 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18728 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18731 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18732 Richard Sandiford <rdsandiford@googlemail.com>
18734 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18735 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18736 (loongson_biadd): ...this.
18738 2009-02-17 Richard Guenther <rguenther@suse.de>
18740 PR tree-optimization/39202
18741 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18742 a var make sure to follow existing collapses.
18744 2009-02-17 Richard Guenther <rguenther@suse.de>
18746 PR middle-end/39214
18747 * langhooks.c (lhd_print_error_function): Check for NULL block.
18749 2009-02-17 Richard Guenther <rguenther@suse.de>
18751 PR tree-optimization/39204
18752 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18755 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18757 * config/soft-fp/double.h: Update from glibc CVS.
18759 2009-02-17 Richard Guenther <rguenther@suse.de>
18761 PR tree-optimization/39207
18762 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18763 strict-aliasing warnings for pointers pointing to NULL.
18765 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18768 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18769 skipping until next close brace.
18771 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18774 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18775 to function argument boundary.
18777 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18779 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18780 in the lea_add. Reload eventually constraints it properly.
18781 * config/picochip/constraints.md: Remove the target constraint
18782 "b", since it is not needed anymore.
18784 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18786 * gthr-dce.h: Uglify function parameter and local variable names.
18787 * gthr-gnat.h: Likewise.
18788 * gthr-mipssde.h: Likewise.
18789 * gthr-nks.h: Likewise.
18790 * gthr-posix95.h: Likewise.
18791 * gthr-posix.h: Likewise.
18792 * gthr-rtems.h: Likewise.
18793 * gthr-single.h: Likewise.
18794 * gthr-solaris.h: Likewise.
18795 * gthr-tpf.h: Likewise.
18796 * gthr-vxworks.h: Likewise.
18797 * gthr-win32.h: Likewise.
18799 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18802 * config/i386/i386.md: Restrict the new peephole2 to move
18803 between MMX/SSE registers.
18805 2009-02-15 Richard Guenther <rguenther@suse.de>
18808 2009-02-13 Richard Guenther <rguenther@suse.de>
18810 * configure.ac: Enable LFS.
18811 * configure: Re-generate.
18812 * config.in: Likewise.
18814 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18816 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18817 spu_srqwbyte, spu_srqwbytebc): Define.
18818 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18819 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18820 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18821 "shrqby_<mode>"): New insn-and-split patterns.
18822 * config/spu/spu.c (expand_builtin_args): Determine and return
18823 number of operands using spu_builtin_description data.
18824 (spu_expand_builtin_1): Use it.
18826 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18829 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18832 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18835 * config/i386/i386.c (override_options): Correct warning
18836 messages for -malign-loops, -malign-jumps and -malign-functions.
18838 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18841 * config/i386/i386.md: Restrict the new peephole2 to move
18842 between the general purpose registers.
18844 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18847 * config/i386/i386.c (type_natural_mode): Add a new argument.
18848 Return the original mode and warn ABI change if vector size is 32byte.
18849 (function_arg_advance): Updated.
18850 (function_arg): Likewise.
18851 (ix86_function_value): Likewise.
18852 (ix86_return_in_memory): Likewise.
18853 (ix86_sol10_return_in_memory): Likewise.
18854 (ix86_gimplify_va_arg): Likewise.
18855 (function_arg_32): Don't warn ABX ABI change here.
18856 (function_arg_64): Likewise.
18858 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18860 * loop-iv.c (implies_p): In the final case, test that operands 0
18861 of the two comparisons match.
18863 * config/bfin/bfin.c (find_prev_insn_start): New function.
18864 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18865 (find_next_insn_start): Move.
18867 2009-02-13 Richard Guenther <rguenther@suse.de>
18869 * configure.ac: Enable LFS.
18870 * configure: Re-generate.
18871 * config.in: Likewise.
18873 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18876 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18877 sizes on syntax error after some arguments have been parsed.
18879 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18881 * doc/invoke.texi (-fira): Remove.
18883 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18885 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18886 * recog.c: Likewise.
18889 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18891 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18892 (umul_ppmm): Likewise.
18893 (count_leading_zeros): Likewise.
18894 (count_trailing_zeros): Likewise.
18895 (UMUL_TIME): Likewise.
18897 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18899 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18900 soft-fp/t-softfp to tmake_file.
18902 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18903 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18904 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18905 IA64_BUILTIN_INFQ]: New.
18906 (ia64_init_builtins): Initialize __builtin_infq,
18907 __builtin_fabsq and __builtin_copysignq if not HPUX.
18908 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18909 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18911 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18913 (__fixtfti): Likewise.
18914 (__fixunstfti): Likewise.
18915 (__floattitf): Likewise.
18917 * config/ia64/libgcc-glibc.ver: New.
18918 * config/ia64/t-fprules-softfp: Likewise.
18919 * config/ia64/sfp-machine.h: Likewise.
18921 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18922 (LIBGCC2_TF_CEXT): Likewise.
18923 (TF_SIZE): Likewise.
18924 (TARGET_INIT_LIBFUNCS): Likewise.
18926 * config/ia64/t-glibc (SHLINB_MAPFILES):
18927 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18929 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18931 * config/i386/i386.c (construct_container): Rewrite processing
18932 BLKmode with X86_64_SSE_CLASS.
18934 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18937 * config/i386/i386.md: Replace simplify_replace_rtx with
18938 replace_rtx in the new peephole2.
18940 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18942 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18943 loop unrolling do not happen at -O2.
18945 2009-02-12 Michael Matz <matz@suse.de>
18947 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18949 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18951 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18954 2009-02-12 Ben Elliston <bje@au.ibm.com>
18956 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18957 patterns when updating the back chain. Missed in the 2009-02-10
18960 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18962 * doc/extend.texi (Decimal Floating Types): Update identifier of
18963 draft TR and list of missing support.
18965 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18967 PR middle-end/39154
18968 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18969 bit to variable length decl's flags, add it also to its
18970 pointer replacement variable.
18972 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18973 Jakub Jelinek <jakub@redhat.com>
18976 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18977 (memory_blockage): New expander.
18978 (*memory_blockage): New insn pattern.
18979 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18980 instead of general blockage at the end of function prologue when
18981 frame pointer is used to access red zone area. Do not emit blockage
18982 when profiling, it is emitted in generic code.
18983 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18984 function epilogue when frame pointer is used to access red zone area.
18986 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18989 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18990 by arithmetic with memory operands.
18991 * config/i386/predicates.md (commutative_operator): New.
18993 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18995 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18998 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19000 * alias.h (record_alias_subset): Declare.
19001 * alias.c (record_alias_subset): Make global.
19003 2009-02-10 Nick Clifton <nickc@redhat.com>
19005 * tree-parloops.c: Change license to GPLv3.
19006 * ipa-struct-reorg.c: Change license to GPLv3.
19007 * ipa-struct-reorg.h: Change license to GPLv3.
19009 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19012 * c-decl.c (start_struct): Return NULL on error.
19014 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19016 PR middle-end/39124
19017 * cfgloopmanip.c (remove_path): Call remove_bbs after
19018 cancel_loop_tree, not before it.
19021 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19022 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19023 VAR_DECLs were seen.
19024 * tree-ssa-live.c (remove_unused_locals): Recompute
19025 cfun->has_local_explicit_reg_vars.
19026 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19027 copies or clearings if cfun->has_local_explicit_reg_vars.
19029 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19032 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19033 of function prologue when frame pointer is used to access
19036 2009-02-10 Richard Guenther <rguenther@suse.de>
19038 PR middle-end/39127
19039 * gimplify.c (gimple_regimplify_operands): Always look if
19040 we need to create a temporary.
19042 2009-02-10 Richard Guenther <rguenther@suse.de>
19044 PR tree-optimization/39132
19045 * tree-loop-distribution.c (todo): New global var.
19046 (generate_memset_zero): Trigger TODO_rebuild_alias.
19047 (tree_loop_distribution): Return todo.
19049 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19052 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19053 (x86_64_reg_class_name): Removed.
19054 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19055 first one isn't X86_64_SSE_CLASS or any other ones aren't
19056 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19057 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19058 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19059 and 3 X86_64_SSEUP_CLASS.
19060 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19061 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19063 2009-02-10 Ben Elliston <bje@au.ibm.com>
19065 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19066 form instruction to update the stack back chain word, even if the
19067 user has disabled the generation of update instructions.
19068 (movdi_<mode>_update_stack): New.
19069 (movsi_update_stack): Likewise.
19070 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19071 always use an update form instruction to update the stack back
19074 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19076 PR middle-end/38953
19077 * graphite.c (if_region_set_false_region): After moving a region in
19078 the false branch of a condition, remove the empty dummy basic block.
19079 (gloog): Remove wrong fix for PR38953.
19081 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19083 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19084 generation due to implicit sign extension.
19086 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19088 PR middle-end/38981
19089 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19090 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19092 2009-02-09 Richard Guenther <rguenther@suse.de>
19094 PR middle-end/35202
19095 * convert.c (convert_to_real): Disable (float)fn((double)x)
19096 to fnf(x) conversion if errno differences may occur and
19097 -fmath-errno is set.
19099 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19101 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19102 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19103 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19105 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19108 * c-common.c (handle_alias_attribute): Disallow attribute for
19109 anything not a FUNCTION_DECL or VAR_DECL.
19111 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19114 * real.c (do_compare): Special-case compare of zero against
19115 decimal float value.
19117 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19120 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19121 as indicating flexible array members unless the field itself is
19122 being declarared as the incomplete array.
19124 2009-02-06 Jan Hubicka <jh@suse.cz>
19126 PR tree-optimization/38844
19127 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19128 is already inlined.
19130 2009-02-06 Richard Guenther <rguenther@suse.de>
19132 PR middle-end/38977
19133 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19134 fork because we may expand it as __gcov_fork.
19136 2009-02-06 Nick Clifton <nickc@redhat.com>
19138 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19140 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19142 PR tree-optimization/35659
19143 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19144 vn_phi_eq): Shortcut if hashcode does not match.
19145 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19147 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19148 and avoid iterative_hash_expr.
19149 (FOR_EACH_VALUE_ID_IN_SET): New.
19150 (value_id_compare): Remove.
19151 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19152 sort expressions by value id.
19154 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19157 * config/sh/predicates.md (general_movsrc_operand): Don't check
19158 the subreg of system registers here.
19160 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19163 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19164 on the copied decl.
19166 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19168 PR rtl-optimization/39110
19169 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19170 addresses, not aligned ones.
19172 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19173 Richard Guenther <rguenther@suse.de>
19175 PR tree-optimization/39100
19176 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19177 comment says and add edges.
19179 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19182 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19183 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19185 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19187 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19188 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19189 register_bb_in_sese, new_sese, free_sese): Moved.
19190 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19191 outermost_loop_in_scop, build_scop_iteration_domain,
19192 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19193 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19194 Use loop_in_sese_p instead of loop_in_scop_p.
19195 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19196 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19197 (scopdet_basic_block_info): Fix bug in scop detection.
19198 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19199 eq_loop_to_cloog_loop): Remove.
19200 (nb_loops_around_loop_in_scop, nb_loop
19201 ref_nb_loops): Moved here...
19202 * graphite.h (ref_nb_loops): ... from here.
19203 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19204 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19205 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19206 * testsuite/gcc.dg/graphite/scop-19.c: New
19208 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19209 Hans-Peter Nilsson <hp@axis.com>
19211 PR rtl-optimization/37889
19212 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19213 Move offset handling from PLUS to before the switch. Use new
19214 arguments when considering SYMBOL_REFs too.
19215 (rtx_addr_can_trap_p): Pass dummy offset and size.
19216 (enum may_trap_p_flags): Remove.
19217 (may_trap_p_1): Pass size from MEM_SIZE.
19219 PR rtl-optimization/38921
19220 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19221 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19222 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19223 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19225 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19227 AVX Programming Reference (January, 2009)
19228 * config/i386/sse.md (*vpclmulqdq): New.
19230 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19232 PR tree-optimization/38977
19233 PR gcov-profile/38292
19234 * calls.c (special_function_p): Disregard __builtin_ prefix.
19236 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19238 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19239 non-indexable addresses even before reload.
19241 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19244 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19245 as having variable size. Do not give an error for unnamed
19246 parameters with [*] declarators. Give a warning for type names
19247 with [*] declarators and mark them as variable size.
19248 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19249 for sizeof applied to [*] type names.
19251 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19254 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19256 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19258 * gcc.c (process_command): Update copyright notice dates.
19259 * gcov.c (print_version): Likewise.
19260 * gcov-dump.c (print_version): Likewise.
19261 * mips-tfile.c (main): Likewise.
19262 * mips-tdump.c (main): Likewise.
19264 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19267 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19268 for composite type involving a zero-length array type.
19270 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19273 * function.c (match_asm_constraints_1): Skip over
19274 initial optional % in the constraint.
19276 PR inline-asm/39059
19277 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19278 supported, don't accept FIXED_CSTs.
19279 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19280 and _Sat is used without _Fract/_Accum. Set specs->type to
19281 integer_type_node for cts_fract/cts_accum if fixed point is not
19284 2009-02-02 Catherine Moore <clm@codesourcery.com>
19286 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19288 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19290 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19291 (ABI_HAS_64BIT_SYMBOLS): Use it.
19292 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19294 2009-02-02 Paul Brook <paul@codesourcery.com>
19296 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19298 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19300 PR inline-asm/39058
19301 * recog.h (asm_operand_ok): Add constraints argument.
19302 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19303 recurse on matching constraint.
19304 (check_asm_operands): Pass constraints as 3rd argument to
19305 asm_operand_ok. Don't look up matching constraint here.
19306 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19309 2009-02-02 Ben Elliston <bje@au.ibm.com>
19311 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19312 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19314 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19316 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19317 information. Remove some obsolete information. Reorganize.
19319 * config/pa/fptr.c: Revert license to GPL 2.
19320 * config/pa/milli64.S: Likewise.
19322 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19325 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19326 LIBRARY name in, instead of hard-coding it.
19327 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19328 extra target make frag to tmake_files according to EH model.
19329 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19330 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19331 frags that define makefile variable EH_MODEL appropriately.
19332 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19333 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19334 to "-sjlj" according to type of EH configured.
19335 (LIBGCC_SONAME): Concatenate it to shared library base name.
19336 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19337 to "_sjlj" according to type of EH configured.
19338 (LIBGCC_SONAME): Concatenate it to shared library base name.
19339 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19340 (SHLIB_LINK): Add missing semicolon to if-else construct.
19341 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19342 string value of "pe_dll" command-line option.
19343 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19344 (SHLIB_SONAME): Use it when overriding t-cygming default.
19345 (SHLIB_IMPLIB): Override t-cygming default.
19346 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19347 string value of "pe_dll" command-line option.
19349 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19352 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19353 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19355 2009-01-31 Richard Guenther <rguenther@suse.de>
19357 PR tree-optimization/38937
19358 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19359 computing the transitive closure.
19361 2009-01-30 Richard Guenther <rguenther@suse.de>
19363 PR tree-optimization/39041
19364 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19365 Propagate variable indices only if the types match for this stmt.
19367 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19370 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19371 inline but never defined.
19373 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19375 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19376 (*insv_h_di_reg_extimm): New insn.
19377 (*insv_l<mode>_reg_extimm): New insn.
19379 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19381 * config/picochip/picochip.c (flag_conserve_stack): set
19382 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19383 fconserve-stack. Reduce call-overhead used by inliner.
19385 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19388 * common.opt (flag_conserve_stack): Initialised to zero.
19390 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19393 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19394 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19397 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19399 * ira-color.c (allocno_reload_assign): Update comments.
19400 * regmove.c (regmove_optimize): Likewise.
19404 2009-01-29 Robert Millan <rmh@aybabtu.com>
19406 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19407 * config/i386/kopensolaris-gnu.h: New file. Undefine
19408 `MD_UNWIND_SUPPORT'.
19409 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19411 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19413 PR tree-optimization/39007
19414 * tree-loop-distribution.c (generate_builtin): Use
19415 recompute_dominator to compute the immediate dominator of the
19416 basic block just after the loop.
19418 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19420 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19421 (ASM_OUTPUT_DWARF_PCREL): Define.
19423 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19425 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19426 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19427 global. Modify entries about regmove and IRA.
19429 * ra-conflict.c: Remove the file.
19431 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19433 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19434 (pass_regclass_init): Rename to pass_reginfo_init.
19436 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19438 * toplev.h (flag_ira): Remove.
19440 * caller-save.c (setup_save_areas): Remove flag_ira.
19442 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19444 * global.c: Remove the file.
19446 * opts.c (decode_options): Remove flag_ira.
19448 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19450 * regmove.c: Modify file description.
19451 (find_use_as_address, try_auto_increment): Define them only if
19452 AUTO_INC_DEC is defined.
19453 (replacement_quality, replace_in_call_usage, fixup_match_1,
19454 stable_and_no_regs_but_for_p): Remove.
19455 (reg_set_in_bb): Make it static.
19456 (regmove_optimize): Remove flag_ira and code which worked for
19459 * local-alloc.c: Remove the file.
19461 * common.opt (fira): Remove.
19463 * ira.c: Include except.h.
19464 (eliminable_regset): Move from global.c.
19465 (mark_elimination): Ditto. Remove flag_ira.
19466 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19467 equiv_mem_modified, validate_equiv_mem_from_store,
19468 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19469 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19470 no_equiv, recorded_label_ref): Move from local-alloc.c.
19471 (update_equiv_regs): Ditto. Make it static.
19472 (print_insn_chain, print_insn_chains): Move it from global.c.
19473 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19474 (build_insn_chain): Ditto. Make it static.
19475 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19476 Rename to init_live_subregs.
19477 (gate_ira): Remove flag_ira.
19479 * regclass.c: Rename reginfo.c. Change file description.
19480 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19481 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19482 (init_reg_sets_1): Remove code for evaluation of
19483 reg_class_superclasses and losing_caller_save_reg_set.
19484 (init_regs): Remove init_reg_autoinc.
19485 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19486 ok_for_base_p_nonstrict): Remove.
19487 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19488 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19489 corresponding entries.
19490 (dump_regclass, record_operand_costs, scan_one_insn,
19491 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19492 record_address_regs, auto_inc_dec_reg_p): Remove.
19493 (gt-regclass.h): Rename to gt-reginfo.h.
19495 * rtl.h (dump_global_regs, retry_global_alloc,
19496 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19498 * Makefile.in (RA_H): Remove.
19499 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19500 Rename regclass.o to reginfo.o.
19501 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19503 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19504 (GTFILES): Rename regclass.c to reginfo.c.
19506 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19507 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19509 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19510 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19512 (finish_spills): Ditto. Remove code for !flag_ira.
19514 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19516 PR middle-end/35854
19517 * doc/invoke.texi (rtl debug options): Complete rewrite.
19518 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19520 * mode-switching.c (pass_mode_switching): Rename pass from
19521 "mode-sw" to "mode_sw".
19522 * except.c (pass_convert_to_eh_ranges): Rename pass from
19523 "eh-ranges" to "eh_ranges".
19524 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19528 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19529 Alexander Monakov <amonakov@ispras.ru>
19531 PR middle-end/38857
19532 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19534 (move_exprs_to_boundary): Change return type and pass through
19535 should_move from move_op. Relax assert. Update usage ...
19536 (schedule_expr_on_boundary): ... here. Use should_move instead of
19538 (move_op_orig_expr_found): Indicate that insn was disconnected from
19540 (code_motion_process_successors): Do not call after_merge_succs
19541 callback if original expression was not found when traversing any of
19543 (code_motion_path_driver): Change return type. Update prototype.
19544 (move_op): Update comment. Add a new parameter (should_move). Update
19545 prototype. Set *should_move based on indication provided by
19546 move_op_orig_expr_found.
19548 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19550 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19551 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19552 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19553 * config/rs6000/rs6000.c (rs6000_override_options): Default
19554 avoid-indexed-addresses on for Power6, off for everything else.
19555 (avoiding_indexed_address_p): New function.
19556 (rs6000_legitimize_address): Use it.
19557 (rs6000_legitimate_address): Likewise.
19558 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19560 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19562 PR tree-optimization/38997
19563 * tree-loop-distribution.c (generate_memset_zero): Use
19564 POINTER_PLUS_EXPR for a pointer addition.
19566 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19568 * config/s390/s390.md (bswap<mode>2): New pattern added.
19570 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19572 * config/s390/s390.md (*tls_load_31): Added type attribute.
19574 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19576 * config/s390/s390.md: Fix a few comments.
19578 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19580 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19581 (*tm<mode>_full): Fixed z10prop attribute.
19582 (*tst<mode>_extimm): Fixed z10prop attribute.
19583 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19584 (*tstqiCCT_cconly): Fixed z10prop attribute.
19585 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19586 (*movsi_larl): Fixed z10prop attribute.
19587 (*movsi_zarch): Fixed z10prop attribute.
19588 (*movsi_eas): Fixed z10prop attribute.
19589 (*movhi): Fixed z10prop attribute.
19590 (*movqi): Fixed z10prop attribute.
19591 (*movstrictqi): Fixed z10prop attribute.
19592 (*mov<mode>): Fixed z10prop attribute.
19593 (*movcc): Fixed z10prop attribute.
19594 (*sethighpartdi_64): Fixed z10prop attribute.
19595 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19596 (*negdi2_sign_cc): Fixed z10prop attribute.
19597 (*negdi2_sign): Fixed z10prop attribute.
19598 (*absdi2_sign_cc): Fixed z10prop attribute.
19599 (*absdi2_sign): Fixed z10prop attribute.
19600 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19601 (*negabsdi2_sign): Fixed z10prop attribute.
19602 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19603 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19604 (doloop_si64): Fixed z10prop attribute.
19605 (doloop_si31): Fixed z10prop attribute.
19606 (doloop_long): Fixed z10prop attribute.
19607 (indirect_jump): Fixed z10prop attribute.
19608 (nop): Fixed z10prop attribute.
19609 (main_base_64): Fixed z10prop attribute.
19610 (reload_base_64): Fixed z10prop attribute.
19612 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19614 PR rtl-optimization/38740
19615 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19617 * config/mips/mips.c (mips_reorg): Likewise.
19619 2009-01-28 Richard Guenther <rguenther@suse.de>
19621 PR tree-optimization/38926
19622 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19623 with the correct value id to a value.
19624 (do_regular_insertion): Use the value number of edoubleprime
19625 for the value number of the expr.
19628 2008-08-21 Richard Guenther <rguenther@suse.de>
19630 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19631 a PHI ask VN if it is already available.
19632 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19633 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19635 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19637 PR middle-end/38934
19638 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19639 set to varying whenever max has TREE_OVERFLOW set, similarly
19640 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19642 2009-01-28 Richard Guenther <rguenther@suse.de>
19644 PR middle-end/38908
19645 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19646 uninitialized aggregate uses in call arguments.
19648 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19650 PR tree-optimization/38984
19651 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19652 the nothing_id variable if -fno-delete-null-pointer-checks.
19654 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19657 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19658 (set_got_offset_rex64): Ditto.
19660 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19663 * doc/extend.texi: Improve local variable with asm reg.
19665 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19667 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19668 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19669 was not supplied then set warn_packed_bitfield_compat to the
19670 default value of 1.
19671 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19674 2009-01-27 Richard Guenther <rguenther@suse.de>
19676 PR tree-optimization/38503
19677 * cfgexpand.c (expand_gimple_basic_block): Ignore
19678 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19679 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19680 variables that cannot have TBAA applied.
19681 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19684 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19686 PR middle-end/38969
19687 * calls.c (initialize_argument_information): Do not wrap complex
19688 arguments in SAVE_EXPR.
19690 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19692 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19693 (INSTALL_LIBGCC): Revert typo commit.
19695 2009-01-26 Richard Guenther <rguenther@suse.de>
19697 PR tree-optimization/38745
19698 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19699 from special handling.
19701 2009-01-26 Richard Guenther <rguenther@suse.de>
19703 PR tree-optimization/38745
19704 * tree-ssa.c (execute_update_addresses_taken): Do not include
19705 variables that cannot possibly be a register in not_reg_needs.
19706 Do not clear TREE_ADDRESSABLE on vars that may not become
19708 * tree-ssa.c (update_alias_info_1): Include those in the set
19709 of addressable vars.
19711 2009-01-26 Richard Guenther <rguenther@suse.de>
19713 PR middle-end/38851
19714 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19715 * tree-ssa-dse.c: Include langhooks.h
19716 (execute_simple_dse): Remove stores with zero size.
19718 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19721 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19724 2009-01-24 Julian Brown <julian@codesourcery.com>
19726 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19727 config/arm/linux-atomic.c.
19728 * config/arm/linux-atomic.c: New.
19730 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19732 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19733 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19734 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19736 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19739 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19742 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19744 PR tree-optimization/38953
19745 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19746 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19747 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19748 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19751 2009-01-24 Paul Brook <paul@codesourcery.com>
19753 * config/arm/neon.md (neon_type): Move to arm.md.
19754 (neon_mov<VSTRUCT>): Add neon_type attribute.
19755 * config/arm/arm.md (neon_type): Move to here.
19756 (conds): Add "unconditioal" and use as default for NEON insns.
19758 2009-01-24 Ben Elliston <bje@au.ibm.com>
19760 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19761 void *' warning from -Wc++-compat.
19762 * Makefile.in (dominance.o-warn): Remove.
19764 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19766 PR tree-optimization/38932
19767 * fold-const.c (fold_unary_ignore_overflow): New.
19768 * tree.h (fold_unary_ignore_overflow): Declare.
19769 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19770 * tree-ssa-sccvn.c (visit_reference_op_load,
19771 simplify_unary_expression): Likewise.
19773 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19775 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19776 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19777 regardless of their type.
19778 * c-common.c (handle_packed_attribute): Don't ignore packed on
19780 * c.opt (Wpacked-bitfield-compat): New warning option.
19781 * stor-layout.c (place_field): Warn if offset of a field changed.
19782 * doc/extend.texi (packed): Mention the ABI change.
19783 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19784 (Warning Options): Add it to the list.
19786 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19788 * c-opts.c (c_common_post_options): Fix a typo in comments.
19790 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19792 PR middle-end/38615
19793 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19794 variables to static.
19795 * doc/invoke.texi (-fmerge-all-constants): Update description.
19797 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19800 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19801 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19803 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19805 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19807 (LOCAL_ALIGNMENT): Similarly.
19809 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19810 Joseph Myers <joseph@codesourcery.com>
19812 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19813 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19814 * config/arm/arm-tune.md: Regenerate.
19815 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19818 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19820 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19821 version number to five.
19823 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19826 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19827 * c-common.c (set_underlying_type): Likewise.
19828 (is_typedef_decl ): Likewise
19830 (set_underlying_type): Likewise.
19831 (is_typedef_type): Likewise.
19833 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19835 PR middle-end/38587
19836 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19839 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19842 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19843 (LIBGCC_SPEC): Don't define.
19844 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19846 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19848 PR rtl-optimization/38879
19849 * alias.c (base_alias_check): Unaligned access via AND address can
19850 alias all surrounding object types except those with sizes equal
19851 or wider than the size of unaligned access.
19853 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19856 * c-decl.c (clone_underlying_type): Move this ...
19857 * c-common.c (set_underlying_type): ... here.
19858 Also, make sure the function properly sets TYPE_STUB_DECL() on
19859 the newly created typedef variant type.
19860 (is_typedef_decl ): New entry point.
19861 * tree.h: Added a new member member_types_needing_access_check to
19862 struct tree_decl_non_common.
19863 (set_underlying_type): New entry point.
19864 (is_typedef_type): Likewise.
19866 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19868 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19869 Check whether two instructions have memory references that
19870 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19871 are helper functions for traversing.
19872 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19873 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19874 not to draw dependency edge for instructions with non-conflicting
19877 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19880 * longlong.h: Update copyright years. Use soft-fp license notice.
19881 Sync __clz_tab declaration with glibc.
19883 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19886 * doc/extend.texi (syscall_linkage): New.
19887 (version_id): Modify.
19889 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19890 Richard Guenther <rguenther@suse.de>
19892 PR tree-optimization/38747
19893 PR tree-optimization/38748
19894 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19895 conversion if the base address is an indirect reference and the
19896 aliasing sets could cause issues.
19898 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19900 * common.opt (fgraphite, fgraphite-identity): Add comment for
19901 explaining why these options are not documented.
19903 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19905 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19906 gimple_call_lhs is NULL.
19908 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19911 * emit-rtl.c (adjust_address_1): Make sure memref is never
19914 2009-01-20 Ben Elliston <bje@au.ibm.com>
19916 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19917 const qualifier from arg parameter. Remove unnecessary cast to char *.
19918 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19919 const qualifier from arg 2.
19921 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19923 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19925 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19928 * rtl.h (reinit_regs): New prototype.
19929 * regclass.c: Include ira.h.
19930 (reinit_regs): New.
19931 * Makefile.in (regclass.o): Add ira.h.
19932 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19934 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19937 * c-common.c (handle_aligned_attribute): Use
19938 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19939 default alignment value.
19941 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19943 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19944 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19946 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19947 __BIGGEST_ALIGNMENT__.
19949 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19951 2009-01-18 Richard Guenther <rguenther@suse.de>
19953 PR tree-optimization/38819
19954 * tree-flow.h (operation_could_trap_helper_p): Declare.
19955 * tree-eh.c (operation_could_trap_helper_p): Export.
19956 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19957 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19958 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19959 are about to insert a possibly trapping instruction and fail
19962 2009-01-18 Andreas Schwab <schwab@suse.de>
19964 * doc/install.texi (Configuration): Remove obsolete paragraph
19965 about use of --with-gnu-ld with --with-gnu-as.
19967 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19969 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19970 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19971 Follow spelling conventions.
19973 2009-01-18 Ben Elliston <bje@au.ibm.com>
19975 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19976 C++ warning about implicit conversion from void * to struct
19978 (bitmap_obstack_free): Likewise for bitmap_element *.
19979 * Makefile.in (bitmap.o-warn): Remove.
19981 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19983 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19985 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19986 Tobias Grosser <tobi.grosser@amd.com>
19988 * graphite.c (graphite_trans_scop_block): Do not block single
19991 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19993 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19994 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19995 test with assertion.
19997 2009-01-16 Richard Guenther <rguenther@suse.de>
19999 PR tree-optimization/38835
20000 PR middle-end/36227
20001 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20002 and INT + PTR -> (INT)(PTR p+ INT) folding.
20003 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20005 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20008 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20009 the subreg from a lowpart subreg if it is also casting the value.
20011 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20012 Tobias Grosser <tobi.grosser@amd.com>
20014 * graphite.c (compare_prefix_loops): New.
20015 (build_scop_canonical_schedules): Rewritten.
20016 (graphite_transform_loops): Move build_scop_canonical_schedules
20017 after build_scop_iteration_domain.
20019 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20020 Tobias Grosser <tobi.grosser@amd.com>
20022 * graphite.c (add_conditions_to_domain): Add the loops to
20023 the dimension of the iteration domain. Do copy the domain
20024 only when it exists.
20025 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20026 (add_conditions_to_constraints): New.
20027 (can_generate_code_stmt, can_generate_code): Removed.
20028 (gloog): Do not call can_generate_code.
20029 (graphite_transform_loops): Call add_conditions_to_constraints
20030 after building the iteration domain.
20032 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20034 PR tree-optimization/38789
20035 * tree-ssa-threadedge.c
20036 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20037 __builtin_constant_p.
20039 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20041 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20042 examined before deleting them.
20044 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20046 * function.c (aggregate_value_p): Correctly extract the function
20047 type from CALL_EXPR_FN lookup.
20049 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20051 * config/picochip/picochip.c (picochip_override_options): Revert
20052 CFI asm flag disable commited previously.
20054 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20055 Tobias Grosser <tobi.grosser@amd.com>
20056 Jan Sjodin <jan.sjodin@amd.com>
20058 * graphite.c (scan_tree_for_params): On substractions negate
20059 all the coefficients of the term.
20060 (clast_to_gcc_expression_red): New. Handle reduction expressions
20061 of more than two operands.
20062 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20063 (get_vdef_before_scop): Handle also the case of default definitions.
20065 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20067 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20068 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20069 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20071 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20072 Joey Ye <joey.ye@intel.com>
20074 PR middle-end/37843
20075 * cfgexpand.c (expand_stack_alignment): Don't update stack
20076 boundary nor check incoming stack boundary here.
20077 (gimple_expand_cfg): Update stack boundary and check incoming
20078 stack boundary here.
20080 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20082 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20084 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20086 PR rtl-optimization/38245
20087 * calls.c (expand_call): Add stack arguments to
20088 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20089 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20090 in regs and partially in memory or BLKmode arguments.
20091 (emit_library_call_value_1): Add stack arguments to
20092 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20093 ACCUMULATE_OUTGOING_ARGS).
20094 * dce.c: Include tm_p.h.
20095 (find_call_stack_args): New function.
20096 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20098 (mark_insn): Call find_call_stack_args for CALL_Ps.
20099 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20100 forwards. Allocate and free arg_stores bitmap if needed, pass it
20101 down to deletable_insn_p, don't mark stores set in arg_stores
20102 bitmap, clear the bitmap at the beginning of each bb.
20103 * Makefile.in (dce.o): Depend on $(TM_P_H).
20105 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20108 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20109 to make sure the insn is a conditional test (bug 22599). Reformat a
20112 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20114 PR middle-end/38431
20115 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20116 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20117 (gloog): Do not call cleanup_tree_cfg.
20118 (graphite_transform_loops): Call cleanup_tree_cfg after all
20119 scops have been code generated.
20121 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20122 * doc/gty.texi (Invoking the garbage collector): Added new node
20123 and section documenting ggc_collect.
20125 2009-01-14 Richard Guenther <rguenther@suse.de>
20127 PR tree-optimization/38826
20128 PR middle-end/38477
20129 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20130 initialization notes only if we actually emitted a warning.
20131 (intra_create_variable_infos): Add constraints for a result decl
20132 that is passed by hidden reference.
20133 (build_pred_graph): Mark all related variables non-direct on
20136 2009-01-14 Nick Clifton <nickc@redhat.com>
20138 * ira-conflicts.c: Include addresses.h for the definition of
20140 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20141 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20143 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20146 * Makefile.in (ira-lives.o): Add except.h.
20148 * ira-lives.c: Include except.h.
20149 (process_bb_node_lives): Process can_throw_internal.
20151 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20153 PR rtl-optimization/38774
20154 * combine.c (simplify_set): When undoing cc_use change, don't do
20155 PUT_CODE on the newly created comparison, but instead put back the
20158 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20160 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20161 values. Remove duplicate arm8 entry.
20163 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20165 PR tree-optimization/38786
20166 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20167 the SSA_NAME case of expand_scalar_variables_expr.
20168 Set the type of an expression to the type of its assign statement.
20169 (expand_scalar_variables_expr): Also gather the scalar computation
20170 used to index the memory access. Do not pass loop_p.
20171 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20172 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20173 the gimple_stmt_iterator where it inserts new code.
20174 Do not pass loop_p.
20175 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20176 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20178 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20180 * graphite.h (debug_value): Removed.
20181 * graphite.c (debug_value): Removed.
20183 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20185 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20186 ldrd/strd with two 32-bit instructions.
20188 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20190 * config/arm/arm.c (struct processors): Pass for speed down into
20191 cost helper functions.
20192 (const_ok_for_op): Handle COMPARE and inequality nodes.
20193 (arm_rtx_costs_1): Rewrite.
20194 (arm_size_rtx_costs): Update prototype.
20195 (arm_rtx_costs): Pass speed down to helper functions.
20196 (arm_slowmul_rtx_costs): Rework cost calculations.
20197 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20198 (arm_9e_rtx_costs): Likewise.
20200 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20202 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20203 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20204 (alpha_legitimize_address): Do not split local symbols wider than
20205 UNITS_PER_WORD into HIGH/LO_SUM parts.
20207 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20210 * gcc.c (process_command): Replace call to execvp with calls
20211 to pex_one and exit.
20213 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20216 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20217 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20218 variant for devices with 3-byte PC.
20219 (__tablejump_elpm__): New.
20221 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20224 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20225 offsetof member-designator, handle it as `[0].'.
20227 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20229 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20230 function when not using named sections on targets with named sections
20231 if branch distance is less than 262132.
20233 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20235 * combine.c (combine_instructions): Recompute
20236 optimize_this_for_speed_p for each BB in the main combine loop.
20238 2009-01-12 Tomas Bily <tbily@suse.cz>
20241 * tree-loop-distribution.c (prop_phis): New function.
20242 (generate_builtin): Call prop_phis.
20243 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20245 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20247 PR tree-optimization/38807
20248 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20249 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20251 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20253 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20254 subreg of op0 to the original op0.
20256 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20258 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20260 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20263 * mips-tfile.c (parse_def): Fix parsing of def strings
20264 starting with digits.
20266 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20269 * config/arm/arm.c (arm_is_long_call_p): Don't call
20270 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20272 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20274 * regrename.c (regrename_optimize): Fix dumping.
20275 (find_oldest_value_reg): Preserve REG_POINTER.
20276 (copy_hardreg_forward_1): Likewise.
20278 2009-01-09 Diego Novillo <dnovillo@google.com>
20280 * gimple.h (struct gimple_statement_base) <uid>: Document
20281 the restrictions on its use.
20282 (gimple_uid): Tidy.
20283 (gimple_set_uid): Tidy.
20285 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20287 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20288 zero guard even if align_bytes != 0 and count is smaller than
20291 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20293 PR rtl-optimization/38495
20294 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20295 (add_range_and_copies_from_move_list): Print all added ranges.
20296 Add ranges to memory optimized destination.
20298 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20302 * config/i386/i386.c (override_options): Reject
20303 -mstringop-strategy=rep_8byte with -m32.
20304 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20305 to 1. Do count comparison against epilogue_size_needed at compile
20306 time even when count_exp was constant forced into register. For
20307 size_needed don't jump to epilogue, instead just avoid aligning
20308 and invoke the body algorithm. If need_zero_guard, add zero guard
20309 even if count is non-zero, but smaller than size_needed + number of
20310 bytes that could be stored for alignment.
20311 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20312 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20313 but smaller than size_needed + number of bytes that could be stored
20314 for alignment. Compare size_needed with epilogue_size_needed instead
20315 of desired_align - align, don't adjust size_needed, pass
20316 epilogue_size_needed to the epilogue expanders.
20319 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20321 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20323 * pa.c (last_address): Change to unsigned.
20324 (update_total_code_bytes): Change argument to unsigned. Don't
20325 check if insn addresses are set.
20326 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20327 addresses are not set.
20328 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20330 2009-01-09 Nick Clifton <nickc@redhat.com>
20332 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20333 DECL_DECLARED_INLINE_P.
20335 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20337 PR middle-end/38347
20338 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20339 GET_MODE (op0) in operand_subword_force calls.
20341 PR middle-end/38771
20342 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20343 fold_convert arg0 operands to TREE_TYPE (op0) first.
20345 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20347 * params.def (ira-max-conflict-table-size): Decrease default value
20350 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20352 PR tree-optimization/37031
20353 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20355 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20356 allocate it using gc instead of heap, use VEC_quick_push instead of
20358 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20359 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20360 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20361 allocated vector from heap allocated.
20362 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20363 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20364 vector only after perfect_loop_nest_depth call.
20366 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20367 Jan Sjodin <jan.sjodin@amd.com>
20369 PR tree-optimization/38559
20370 * graphite.c (debug_value, copy_constraint,
20371 swap_constraint_variables, scale_constraint_variable, ): New.
20372 (get_lower_bound, get_upper_bound): Removed.
20373 (graphite_trans_bb_strip_mine): Clean up this code that works
20374 only for constant number of iterations. Fully copy upper and
20375 lower bound constraints, not only the constant part of them.
20376 * graphite.h (debug_value): Declared.
20378 2009-01-08 Ira Rosen <irar@il.ibm.com>
20380 PR tree-optimization/37194
20381 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20382 Don't add the cost of cost model guard in prologue to scalar
20383 outside cost in case of known number of iterations.
20385 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20386 Alan Modra <amodra@bigpond.net.au>
20388 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20389 non-word-aligned REG+CONST addressing.
20391 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20394 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20395 free_after_compilation when outputting a thunk.
20396 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20397 Do not call free_after_compilation here.
20399 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20401 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20402 (ix86_valid_target_attribute_inner_p): Ditto.
20404 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20406 PR tree-optimization/38492
20407 PR tree-optimization/38498
20408 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20409 * tree-chrec.h (scev_is_linear_expression): Declared.
20410 * graphite.c (graphite_cannot_represent_loop_niter): New.
20411 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20412 (graphite_loop_normal_form): Use gcc_assert.
20413 (scan_tree_for_params): Use CASE_CONVERT.
20414 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20415 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20416 Use gcc_assert. Discard scops that contain unhandled cases.
20417 (build_scop_conditions): Return a boolean status for unhandled cases.
20418 (strip_mine_profitable_p): Print the loop number, not its depth.
20419 (is_interchange_valid): Pass the depth of the loop nest, don't
20420 recompute it wrongly.
20421 (graphite_trans_bb_block): Same.
20422 (graphite_trans_bb_block): Print tentative of loop blocking.
20423 (graphite_trans_scop_block): Do not print that the loop has been
20425 (graphite_transform_loops): Do not handle scops that contain condition
20428 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20430 AVX Programming Reference (December, 2008)
20431 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20432 (_mm256_stream_pd): Likewise.
20433 (_mm256_stream_ps): Likewise.
20435 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20436 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20437 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20438 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20439 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20440 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20441 (ix86_expand_special_args_builtin): Likewise.
20443 * config/i386/sse.md (AVXMODEDI): New.
20444 (avx_movnt<mode>): Likewise.
20445 (avx_movnt<mode>): Likewise.
20446 (<sse>_movnt<mode>): Remove AVX support.
20447 (sse2_movntv2di): Likewise.
20449 2009-01-07 Richard Guenther <rguenther@suse.de>
20451 PR middle-end/38751
20452 * fold-const.c (extract_muldiv): Remove obsolete comment.
20453 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20454 to PLUS_EXPR canonicalization for the canonicalization.
20456 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20458 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20459 hosted cross-compilers generating less efficient code.
20461 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20463 * function.h (rtl_data): Add a dbr_scheduled_p field.
20464 * reorg.c (dbr_schedule): Set it.
20465 (gate_handle_delay_slots): Check it.
20466 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20467 (mips_reorg): Check flag_delayed_branch instead of
20468 mips_base_delayed_branch.
20469 (mips_override_options): Don't set mips_base_delayed_branch
20470 or flag_delayed_branch.
20472 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20474 PR rtl-optimization/38426.
20475 * ira.c (ira): Set current_function_is_leaf earlier.
20477 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20479 PR rtl-optimization/38722
20480 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20481 too early, only set a flag and modify after last possible
20484 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20487 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20488 * real.c (decimal_single_format): Correct values of emin and emax.
20489 (decimal_double_format): Ditto.
20490 (decimal_quad_format): Ditto.
20491 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20492 computation of DECnn_MIN and DECnn_MAX for corrected values of
20493 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20494 __DECnn_MIN__, and adjust its computation for the corrected value
20497 2009-01-06 Jan Hubicka <jh@suse.cz>
20500 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20502 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20504 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20505 Add Robert Clark to the list of testers.
20507 2009-01-06 Jan Hubicka <jh@suse.cz>
20508 Kai Tietz <kai.tietz@onevision.com>
20510 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20511 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20513 2009-01-06 Jan Hubicka <jh@suse.cz>
20514 Kai Tietz <kai.tietz@onevision.com>
20516 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20518 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20519 (ix86_nsaved_regs): Count only general purpose regs.
20520 (ix86_nsaved_sseregs): New.
20521 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20522 to 16 for w64; compute padding and size of sse reg save area.
20523 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20524 general purpose regs.
20525 (ix86_emit_save_sse_regs_using_mov): New.
20526 (ix86_expand_prologue): Save SSE regs if needed.
20527 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20528 (ix86_emit_restore_sse_regs_using_mov): New.
20529 (ix86_expand_epilogue): Save SSE regs if needed.
20531 2009-01-06 Jan Hubicka <jh@suse.cz>
20532 Kai Tietz <kai.tietz@onevision.com>
20534 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20535 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20536 functions when accumulate outgoing args is off.
20538 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20541 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20542 before using pseudos_have_intersected_live_ranges_p.
20544 * ira-int.h (ira_assert): Always define.
20546 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20548 AVX Programming Reference (December, 2008)
20549 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20550 (_mm256_permute2_pd): Likewise.
20551 (_mm_permute2_ps): Likewise.
20552 (_mm256_permute2_ps): Likewise.
20553 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20554 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20556 * config/i386/i386.c (ix86_builtins): Remove
20557 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20558 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20559 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20560 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20561 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20562 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20563 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20564 __builtin_ia32_vpermil2ps256.
20565 (ix86_init_mmx_sse_builtins): Updated.
20566 (ix86_expand_args_builtin): Likewise.
20568 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20570 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20571 long absolute calls when generating PA 2.0 code.
20573 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20575 PR rtl-optimization/38583
20576 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20578 * params.def (ira-max-conflict-table-size): New.
20580 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20582 * ira.h (ira_conflicts_p): New external definition.
20584 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20585 table. Report this. Return result of building.
20586 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20587 building conflict table.
20589 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20590 (ira_color): Use ira_conflicts_p.
20592 * global.c: Include ira.h.
20593 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20596 * Makefile.in (global.o): Add ira.h.
20598 * ira-build.c (mark_all_loops_for_removal,
20599 propagate_some_info_from_allocno): New.
20600 (remove_unnecessary_allocnos): Call
20601 propagate_some_info_from_allocno.
20602 (remove_low_level_allocnos): New.
20603 (remove_unnecessary_regions): Add parameter. Call
20604 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20605 parameter to remove_unnecessary_regions.
20606 (ira_build): Remove all regions but root if the conflict table was
20607 not built. Update conflict hard regs for allocnos crossing calls.
20609 * ira.c (ira_conflicts_p): New global.
20610 (ira): Define and use ira_conflicts_p.
20612 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20613 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20614 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20616 2009-01-06 Ben Elliston <bje@au.ibm.com>
20618 * gengtype-lex.l (YY_NO_INPUT): Define.
20620 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20623 * c-common.c (handle_vector_size_attribute): Also reject
20624 BOOLEAN_TYPE types.
20626 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20628 PR tree-optimization/38492
20629 * graphite.c (rename_map_elt, debug_rename_elt,
20630 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20631 rename_map_elt_info, eq_rename_map_elts,
20632 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20633 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20634 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20635 (sese_build_livein_liveouts): New.
20636 (new_sese, free_sese): New.
20637 (new_scop): Call new_sese.
20638 (free_scop): Call free_sese.
20639 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20640 (register_old_new_names): Renamed register_old_and_new_names.
20641 (register_scop_liveout_renames, add_loop_exit_phis,
20642 insert_loop_close_phis, struct igp,
20643 default_liveout_before_guard, add_guard_exit_phis,
20644 insert_guard_phis, copy_renames): New.
20645 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20646 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20647 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20648 (scop_adjust_phis_for_liveouts): New.
20649 (gloog): Call scop_adjust_phis_for_liveouts.
20651 * graphite.h (struct sese): Documented. Added fields liveout,
20652 num_ver and livein.
20653 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20654 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20655 (struct scop): Added field liveout_renames.
20656 (SCOP_LIVEOUT_RENAMES): New.
20658 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20660 PR tree-optimization/38510
20661 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20662 (translate_clast): Call recompute_all_dominators before
20664 (gloog): Call recompute_all_dominators before graphite_verify.
20666 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20667 Jan Sjodin <jan.sjodin@amd.com>
20669 PR tree-optimization/38500
20670 * graphite.c (create_sese_edges): Call fix_loop_structure after
20673 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20675 * config.gcc: Add m32r*-*-rtems*.
20676 * config/m32r/rtems.h: New file.
20678 2009-01-05 Ben Elliston <bje@au.ibm.com>
20680 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20681 (.po.pox): Likewise.
20682 (po/gcc.pot): Likewise.
20684 2009-01-04 David S. Miller <davem@davemloft.net>
20686 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20687 (STARTING_FRAME_OFFSET): Always set to zero.
20689 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20691 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20692 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20693 fixed-point types, and vectors of the same.
20695 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20697 * config/mips/sync.md (*mb_barrier): Rename to...
20698 (*memory_barrier): ...this.
20700 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20702 * doc/extend.texi (Function Attributes): Move @cindex after @item
20703 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20704 and put in alphabetical order. Fix 'target' name and put in order.
20705 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20708 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20710 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20711 (memory_barrier): Expand as unspec instead of unspec_volatile.
20712 Remove mem:BLK from insn operands. Use Pmode scratch register.
20713 (*memory_barrier): Define as unspec instead of unspec_volatile.
20714 Use (match_dup 0) as input operand.
20716 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20717 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20718 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20719 scratch register. Remove operand 1.
20720 (*stbar): Define as unspec instead of unspec_volatile.
20721 Use (match_dup 0) as input operand, remove (const_int 8).
20722 (*membar): Define as unspec instead of unspec_volatile.
20723 Use (match_dup 0) as input operand, remove input operand 2.
20725 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20726 (memory_barrier): Expand as unspec instead of unspec_volatile.
20727 Remove mem:BLK from insn operands. Use Pmode scratch register.
20728 (*memory_barrier): Define as unspec instead of unspec_volatile.
20729 Use (match_dup 0) as input operand.
20731 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20732 Remove mem:BLK from insn operands. Use Pmode scratch register.
20733 Set volatile flag on operand 0.
20734 (*memory_barrier): New insn pattern.
20736 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20738 (*memory_barrier): Use (match_dup 0) as input operand.
20740 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20741 Remove mem:BLK from insn operands. Use Pmode scratch register.
20742 Set volatile flag on operand 0.
20743 (*mb_internal): New insn pattern.
20745 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20747 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20749 PR middle-end/38586
20750 * function.c (struct temp_slot): Move to the section of the file
20751 that deals with temp slots. Remove field 'address'.
20752 (temp_slot_address_table): New hash table of address -> temp slot.
20753 (struct temp_slot_address_entry): New struct, items for the table.
20754 (temp_slot_address_compute_hash, temp_slot_address_hash,
20755 temp_slot_address_eq, insert_temp_slot_address): Support functions
20757 (find_temp_slot_from_address): Rewrite to use the new hash table.
20758 (remove_unused_temp_slot_addresses): Remove addresses of temp
20759 slots that have been made available.
20760 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20761 worker function for remove_unused_temp_slot_addresses.
20762 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20763 Add the temp slot address to the address -> temp slot map.
20764 (update_temp_slot_address): Update via insert_temp_slot_address.
20765 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20766 (pop_temp_slots): Likewise.
20767 (init_temp_slots): Allocate the address -> temp slot map, or empty
20768 the map if it is already allocated.
20769 (prepare_function_start): Initialize temp slot processing.
20771 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20773 PR middle-end/38584
20774 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20775 Calculate the size of all stack vars assuming no packing of stack
20776 vars will happen, replacing a quadratic algorithm with a linear one.
20778 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20781 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20784 2009-01-03 Diego Novillo <dnovillo@google.com>
20786 * doc/contrib.texi: Update contributions.
20788 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20791 * builtins.c (fold_builtin_memory_op): Give up if either operand
20792 is volatile. Set srctype or desttype to non-qualified version
20796 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20797 and FUNCTION_DECLs.
20799 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20801 PR rtl-optimization/35805
20802 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20803 problem if fast dce is able to remove any instructions.
20804 * dce.c (dce_process_block): Fix dump message.
20806 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20809 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20811 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20813 PR middle-end/38690
20814 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20815 * tree-pretty-print.c (op_code_prio): New function.
20816 (op_prio): No longer static. Use op_code_prio.
20817 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20818 Use op_prio and op_code_prio to determine if () should be
20819 printed around operand(s) or not.
20821 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20822 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20823 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20824 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20825 pp_character instead of pp_string for single letter printing.
20827 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20829 * doc/extend.texi: Fix '#pragma GCC option' typo.
20831 2009-01-02 Richard Guenther <rguenther@suse.de>
20833 * doc/install.texi (--enable-checking): Mention different
20834 default for stage1.
20835 (--enable-stage1-checking): Document.
20837 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20839 PR middle-end/30142
20840 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20841 case to be an error.
20843 2009-01-02 Ben Elliston <bje@au.ibm.com>
20845 * config/fp-bit.h (pack_d): Constify argument.
20846 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20847 (isnan): Constify argument.
20849 (iszero): Likewise.
20850 (pack_d): Likewise.
20851 (_fpadd_parts): Constify return type.
20852 (_fpmul_parts): Likewise.
20853 (_fpdiv_parts): Likewise.
20855 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20858 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20859 warn about overwriting initializer with side-effects or
20860 -Woverride-init if !IMPLICIT.
20861 (output_init_element): Likewise. Pass IMPLICIT down to
20863 (process_init_element): Add IMPLICIT argument. Pass it down
20864 to output_init_element.
20865 (push_init_element, pop_init_level, set_designator): Adjust
20866 process_init_element callers.
20867 (set_nonincremental_init, set_nonincremental_init_from_string):
20868 Adjust add_pending_init callers.
20869 (output_pending_init_elements): Adjust output_init_element callers.
20870 * c-tree.h (process_init_element): Adjust prototype.
20871 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20872 process_init_element callers.
20875 Copyright (C) 2009 Free Software Foundation, Inc.
20877 Copying and distribution of this file, with or without modification,
20878 are permitted in any medium without royalty provided the copyright
20879 notice and this notice are preserved.