1 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7 Douglas B Rupp <rupp@gnat.com>
9 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10 PT_STACK when frame_pointer_needed on OpenVMS.
11 (alpha_pv_save_size, alpha_using_fp): Remove.
12 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13 with proper processing for PT_NULL.
14 (alpha_vms_initial_elimination_offset): New function. Support for
15 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
16 (alpha_sa_size): Force procedure type to PT_STACK when
17 frame_pointer_needed on OpenVMS.
18 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
19 (alpha_using_fp): Likewise.
20 (alpha_vms_can_eliminate): Add prototype.
21 (alpha_vms_initial_elimination_offset): Likewise.
22 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
23 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
25 2009-08-10 Eric Botcazou <botcazou@adacore.com>
26 Douglas B Rupp <rupp@gnat.com>
28 * config/alpha/alpha.c (common_object_handler): New function.
29 (vms_attribute_table): Declare a single attribute "common_object".
30 (vms_output_aligned_decl_common): New global function.
31 (SECTION_VMS_OVERLAY): Delete.
32 (SECTION_VMS_GLOBAL): Likewise.
33 (SECTION_VMS_INITIALIZE): Likewise.
34 (vms_asm_named_section): Remove support for above flags.
35 (vms_section_type_flags): Delete.
36 (TARGET_SECTION_TYPE_FLAGS): Likewise.
37 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
38 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
39 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
41 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
44 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
45 (sub_ddmmss): Likewise.
47 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
50 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
53 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
56 * reload1.c (reload_as_needed): Use cancel_changes to completely
57 undo a failed replacement attempt.
59 2009-08-10 Richard Guenther <rguenther@suse.de>
62 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
63 (useless_type_conversion_p): ... here. Require pointer targets
66 2009-08-10 Dodji Seketeli <dodji@redhat.com>
69 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
70 loose the original type of the statement list.
72 2009-08-09 Douglas B Rupp <rupp@gnat.com>
74 * config/alpha/alpha.c: Include libfuncs.h
75 (avms_asm_output_extern): New function.
76 (alpha_init_libfuncs): Init some decc libfuncs.
77 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
78 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
79 (DO_CRTL_NAMES): Define.
81 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
82 (LONG_TYPE_SIZE): Define.
83 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
84 (SUBTARGET_SWITCHES): Define malloc64 switch.
85 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
86 (MASK_RETURN_ADDR): Define.
87 doc/invoke.texi (mmalloc64): Document switch.
89 2009-08-09 Olivier Hainque <hainque@adacore.com>
90 Douglas B Rupp <rupp@gnat.com>
92 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
93 uses_condition_handler.
94 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
95 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
96 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
97 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
98 (code_for_builtin): New insn codes for the new alpha_builtins.
99 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
100 (alpha_sa_size): Account for uses_condition_handler.
101 (alpha_expand_prologue): Likewise.
102 (alpha_start_function): Likewise.
103 (alpha_expand_epilogue): Likewise.
104 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
105 establish/revert expanders.
106 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
107 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
108 New expander, resorting to the alpha.c associated function.
109 (builtin_revert_vms_condition_handler): Likewise.
110 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
111 __gcc_shell_handler, the static VMS condition handler used as
112 an indirection wrapper to the current dynamically established
114 * config/alpha/vms-unwind.h: Complete rewrite.
115 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
116 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
118 2009-08-09 Eric Botcazou <botcazou@adacore.com>
119 Douglas B Rupp <rupp@gnat.com>
121 * config/alpha/alpha.c (alpha_links): Add 'target' field.
122 (alpha_need_linkage): Handle aliases. Return function symbol.
123 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
124 Use ultimate alias target for the linkage name.
125 * config/alpha/alpha.md (movmemdi): Use the symbol returned
126 by alpha_need_linkage for the function symbol.
127 (setmemdi): Likewise.
129 2009-08-09 Douglas B Rupp <rupp@gnat.com>
131 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
132 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
133 (ASM_WEAKEN_LABEL): Define.
134 (CRT_CALL_STATIC_FUNCTION): Define.
135 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
136 (ENDFILE_SPEC): Define.
137 (INIT_SECTION_ASM_OP): Define.
138 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
139 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
141 (MULTILIB_OSDIRNAMES): Define.
142 (shlib_version): Define.
144 (SHLIB_OBJS): Define.
145 (SHLIB_NAME): Define.
146 (SHLIB_MULTILIB): Define.
147 (SHLIB_INSTALL): Define.
148 (SHLIB_SYMVEC): Define.
149 (SHLIB_SYMVECX2): Define.
150 (SHLIB_LINK): Define.
152 2009-08-09 Douglas B Rupp <rupp@gnat.com>
154 * config/alpha/alpha.c (alpha_initialize_trampoline):
155 Initialize VMS trampoline IAW ABI for bounded procedure calls.
156 (alpha_start_function): Emit transfer address on nested functions
157 for VMS trampoline call.
158 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
159 since no longer used.
160 * config/alpha/vms-tramp.asm: Remove.
161 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
162 since now only data initialized at runtime.
164 2009-08-09 Douglas B Rupp <rupp@gnat.com>
166 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
167 (LINK_GCC_C_SEQUENCE_SPEC): Define.
168 (MD_EXEC_PREFIX): Remove, no longer used.
169 (MD_STARTFILE_PREFIX): Likewise.
170 (INCLUDE_DEFAULTS): Likewise.
171 * config/alpha/t-vms:
172 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
174 2009-08-09 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/41016
177 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification
179 (operand_precision): Remove.
180 (integral_operand_p): Likewise.
181 (recognize_single_bit_test): Adjust.
183 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
185 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
186 operation overflows. Likewise non-cast unary arithmetic.
187 If one arm of a conditional expression is always taken,
188 inhibit evaluation warnings for the other arm. Likewise inhibit
189 evaluation warnings for the second && or || operand if the first
190 operand is enough to determine the result.
191 * c-typeck.c (build_conditional_expr): Apply the same inhibition
193 (build_binary_op): Prevent duplicate evaluation warnings.
195 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
197 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
198 and destination have different modes, Use promote_mode to
199 determine the signedness of the conversion. Assert that the
200 promoted source mode matches the destination mode. Don't pass
201 the destination and destination mode to expand_expr if the source
202 mode is different. Simplify conversion logic.
204 2009-08-09 Ira Rosen <irar@il.ibm.com>
206 PR tree-optimization/41008
207 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
208 from condition only in case it's a comparison. Adjust checks.
210 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
212 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
213 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
214 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
215 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
216 (dump_cand): Handle them.
217 (struct iv_cand): New members COST_STEP and AINC_USE.
218 (stmt_after_increment): Likewise.
219 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
220 callers changed. Use gimple_uid comparison instead of scanning.
221 (add_candidate_1): When looking for identical candidates, take
222 AINC_USE into account. Set it for new candidates.
223 (force_expr_to_var_cost): Cast target_spill_cost to int.
224 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
225 All callers changed. Check for availability of autoinc addressing
226 modes, both in general for a given mode, and in the specific use
228 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
230 (get_computation_cost): Likewise.
231 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
232 add_autoinc_candidates): New static functions.
233 (add_candidate): Call add_autoinc_candidates for candidates based on
235 (find_iv_candidates): Call set_autoinc_for_original_candidates.
236 (determine_use_iv_cost_address): If we have an autoinc candidate at
237 the matching use, verify autoinc is possible and subtract the cost
238 of the candidate's step from the cost.
239 (determine_iv_cost): Record the cost of the increment in the COST_STEP
240 member of the candidate.
241 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
242 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
244 2009-08-09 Douglas B Rupp <rupp@gnat.com>
246 * config.build (ia64-hp-*vms*): New target.
247 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
249 * config.gcc (ia64-hp-*vms*): New target.
250 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
252 * config.host (ia64-hp-*vms*): New target.
253 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
256 2009-08-08 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/40991
259 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
261 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
263 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
264 mode check. Do truncations in an integer mode.
265 (force_to_mode): Handle subregs for all mode types. Only do
266 arithmetic simplifications on integer modes.
268 2009-08-07 Richard Guenther <rguenther@suse.de>
270 PR tree-optimization/40999
271 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
272 (maybe_fold_reference): Lookup constant initializers.
273 (fold_gimple_assign): Likewise.
275 2009-08-07 Richard Guenther <rguenther@suse.de>
277 * tree-ssa.c (useless_type_conversion_p_1): Only for types
278 that require structural equality defer to the langhook.
280 2009-08-07 Martin Jambor <mjambor@suse.cz>
282 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
284 (struct ipa_pass_through_data): New type.
285 (struct ipa_ancestor_jf_data): New type.
286 (union jump_func_value): Removed field formal_id, added fields
287 pass_through and ancestor.
288 (struct ipa_param_call_note): Changed type of formal_id to int from
290 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
291 operations jump functions and ancestor jump functions.
292 (compute_complex_pass_through): New function.
293 (compute_scalar_jump_functions): Call compute_complex_pass_through,
294 reflect changes in the jump function strucutre.
295 (update_jump_functions_after_inlining): Ignore complex pass-through
296 and ancestor jump functions.
297 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
298 polynomial pass-through with operation jump functions.
300 2009-08-07 Jakub Jelinek <jakub@redhat.com>
302 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
303 fde->dw_fde_begin as begin label instead of hot/cold label.
304 Use LLSDAC label instead of LLSDA for second section lsda.
305 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
306 label instead of LLSDA if it is true.
307 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
309 * except.c (add_call_site, dw2_size_of_call_site_table): Add
310 SECTION argument. Use it as index into crtl->eh.call_site_record
312 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
313 use it to determine how to print table entries instead of using
314 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
315 label instead of normal begin label as base.
316 (sjlj_assign_call_site_values): Adjust add_call_site caller.
317 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
318 ensure no EH range spans between sections and that landing pads
319 are always in the corresponding section.
320 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
321 for crtl->eh.call_site_record being an array rather than scalar.
322 (output_one_function_exception_table): New function, copied
323 from output_function_exception_table. Adjust
324 dw2_size_of_call_site_table, dw2_output_call_site_table
325 callers. For SECOND section use *C suffixed labels.
326 (output_function_exception_table): Call
327 output_one_function_exception_table and, when doing hot/cold
328 partitioning, also another time for the second section.
329 * opts.c: Include except.h.
330 (decode_options): Allow -freorder-blocks-and-partition with
331 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
332 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
333 * function.h (struct rtl_eh): Change call_site_record from
334 scalar into array of 2 elements.
336 2009-08-07 Martin Jambor <mjambor@suse.cz>
338 * ipa-prop.c (count_formal_params_1): New function.
339 (ipa_get_vector_of_formal_parms): New function.
340 (get_vector_of_formal_parm_types): New function.
341 (ipa_modify_formal_parameters): New function.
342 (ipa_modify_call_arguments): New function.
343 (index_in_adjustments_multiple_times_p): New function.
344 (ipa_combine_adjustments): New function.
345 (ipa_dump_param_adjustments): New function.
346 * ipa-prop.h (struct ipa_parm_adjustment): New type.
347 (ipa_get_vector_of_formal_parms): Declare.
348 (ipa_modify_formal_parameters): Declare.
349 (ipa_modify_call_arguments): Declare.
350 (ipa_combine_adjustments): Declare.
351 (ipa_dump_param_adjustments): Declare.
352 (build_ref_for_offset): Declare.
353 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
354 * tree-sra.c: Include ipa-prop.c.
355 (build_ref_for_offset): Make public.
357 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
359 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
361 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
363 * gcc/doc/extend.texi (__builtin_extract_return_address)
364 (__builtin_frob_return_address): Document.
366 2009-08-06 Paul Brook <paul@codesourcery.com>
368 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
369 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
370 implementation on ARMv6-M.
372 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
374 * doc/extend.texi (pcs): Document new attribute for ARM.
376 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
378 * arm.c (pcs_attribute_args): Comment out unsupported attribute
381 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
383 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
386 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
388 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
390 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
392 Merge ARM/hard_vfp_branch to trunk.
394 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
396 * arm.c (libcall_eq): New function.
397 (libcall_hash): New function.
398 (add_libcall): New function.
399 (arm_libcall_uses_aapcs_base): New function.
400 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
401 libcalls using the base PCS.
402 (arm_init_cumulative_args): Likewise.
404 2009-07-20 Joseph Myers <joseph@codesourcery.com>
406 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
407 Use base ABI for conversion libfuncs between HFmode and SFmode.
409 2009-05-12 Joseph Myers <joseph@codesourcery.com>
411 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
412 V4SImode as representatives of all 64-bit and 128-bit vector
413 types. Allow vector types without vector modes.
414 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
415 without vector modes like BLKmode.
416 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
417 BLKmode. Avoid unsupported vector modes or TImode moves for
419 (aapcs_vfp_allocate_return_reg): Likewise.
420 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
421 V8QImode if TARGET_NEON || TARGET_IWMMXT.
423 2009-05-12 Joseph Myers <joseph@codesourcery.com>
425 * config/arm/arm.c (arm_handle_pcs_attribute): New.
426 (arm_get_pcs_model): Pass attribute arguments to
427 arm_pcs_from_attribute.
428 (arm_init_cumulative_args): Use base AAPCS for conversions from
429 floating-point types to DImode.
430 (arm_attribute_table): Add pcs attribute.
431 (arm_handle_pcs_attribute): New.
432 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
433 conversions from floating-point types to DImode, also declare them
434 to use base AAPCS and declare functions they call to use base
435 AAPCS and their RTABI names.
437 2009-05-12 Joseph Myers <joseph@codesourcery.com>
439 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
440 -mfloat-abi=hard not being supported for VFP.
442 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
444 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
445 SYMBOL_REF to hard_libcall_value.
447 2009-03-05 Joseph Myers <joseph@codesourcery.com>
448 Richard Earnshaw <rearnsha@arm.com>
450 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
451 has been put on the stack, all remaining co-processory arguments for
452 that co-processor also go on the stack.
454 2009-03-05 Joseph Myers <joseph@codesourcery.com>
456 * config/arm/arm.c (arm_return_in_memory): Handle returning
457 vectors of suitable size in registers also for AAPCS case.
459 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
461 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
463 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
465 ARM Hard-VFP calling convention
466 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
467 * target.h (gcc_target): Add libcall_value to table of call hooks.
468 * targhooks.h (default_libcall_value): Default implementation.
469 * targhooks.c (default_libcall_value): Likewise.
470 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
471 * optabs.c (expand_unop): Use it.
472 * expr.h (hard_libcall_value): Pass the function RTX through.
473 * calls.c (emit_library_call_value_1): Update call to
475 * explow.c (hard_libcall_value): Use new target hook.
476 * testsuite/lib/target-supports.exp
477 (check_effective_target_arm_hard_vfp_ok): New hook.
478 (check_effective_target_arm_neon_ok): Improve test for neon
480 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
481 * config/arm/arm.c: Include cgraph.h
482 (TARGET_FUNCTION_VALUE): Override default hook.
483 (arm_pcs_default): New variable.
484 (arm_override_options): Don't fault hard calling convention with VFP.
485 Add support for AAPCS variants.
486 (arm_function_value): Make static. Handle AAPCS variants.
487 (arm_libcall_value): New function.
488 (arm_apply_result_size): Handle VFP registers in results.
489 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
491 (pcs_attribute_args): New variable.
492 (arm_pcs_from_attribute): New function.
493 (arm_get_pcs_model): New function.
494 (aapcs_vfp_cum_init): New function.
495 (aapcs_vfp_sub_candidate): New function.
496 (aapcs_vfp_is_return_candidate): New function.
497 (aapcs_vfp_is_call_candidate): New function.
498 (aapcs_vfp_allocate): New function.
499 (aapcs_vfp_allocate_return_reg): New function.
500 (aapcs_vfp_advance): New function.
501 (aapcs_cp_arg_layout): New variable.
502 (aapcs_select_call_coproc): New function.
503 (aapcs_select_return_coproc): New function.
504 (aapcs_allocate_return_reg): New function.
505 (aapcs_libcall_value): New function.
506 (aapcs_layout_arg): New function.
507 (arm_init_cumulative_args): Initialize AAPCS args data.
508 (arm_function_arg): Handle AAPCS variants using new interface.
509 (arm_arg_parital_bytes): Likewise.
510 (arm_function_arg_advance): New function.
511 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
513 (arm_setup_incoming_varargs): Handle new AAPCS args data.
514 * arm.h (NUM_VFP_ARG_REGS): Define.
515 (LIBCALL_VALUE): Update.
516 (FUNCTION_VALUE): Delete.
517 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
519 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
520 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
521 (FUNCTION_ARG_REGNO_P): Add VFP regs.
522 * arm-protos.h (arm_function_arg_advance): Add.
523 (aapcs_libcall_value): Add.
524 (arm_function_value): Delete.
526 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
527 H.J. Lu <hongjiu.lu@intel.com>
530 * config/i386/i386.c (standard_sse_mode_p): Remove.
531 (standard_sse_constant_p): Return 2 for integer mode
532 vector_all_ones_operand when SSE2 is enabled.
533 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
534 (ix86_expand_vector_move): Do not check for negative values from
535 standard_sse_constant_p.
537 2009-08-06 Richard Guenther <rguenther@suse.de>
539 * tree-ssa.c (useless_type_conversion_p_1): Make function and
540 array type comparisons frontend independent.
541 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
543 out array reference lower bound and element size operands.
544 (ao_ref_init_from_vn_reference): Properly compute the offset
546 (vn_reference_fold_indirect): Fill out array reference lower
547 bound and element size operands.
548 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
549 a non gimple valued reference operand which can happen for
550 array reference lower bound or element size.
551 (create_component_ref_by_pieces_1): Properly generate the
552 element size operand for array references.
554 2009-08-06 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/40964
557 * tree.c (iterative_hash_host_wide_int): Export.
558 * tree.h (iterative_hash_host_wide_int): Declare.
559 * tree-ssa-structalias.c (heapvar_map): New struct.
560 (heapvar_map_eq): New function.
561 (heapvar_map_hash): Likewise.
562 (heapvar_lookup): Adjust.
563 (heapvar_insert): Likewise.
564 (make_constraint_from_heapvar): Allow multiple heap variables
565 per decl at different offsets.
566 (init_alias_heapvars): Adjust.
568 2009-08-04 David Daney <ddaney@caviumnetworks.com>
570 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
571 * mips_output_sync_loop (mips_output_sync_loop): Only emit
572 trailing sync if TARGET_SYNC_AFTER_SC.
574 2009-08-05 David Daney <ddaney@caviumnetworks.com>
576 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
577 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
578 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
579 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
580 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
581 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
582 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
583 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
584 test_and_set_12): Rewrite calls to mips_output_sync_loop.
585 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
586 the prototype declaration match the definition.
587 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
588 instructions explicitly. Add barrier_before and operands
590 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
591 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
592 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
593 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
594 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
595 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
597 2009-08-05 Andrew Pinski <pinskia@gmail.com>
599 * tree-ssa-alias.c: Fix intervals to use [) syntax.
601 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
602 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
605 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
608 2009-08-05 Jakub Jelinek <jakub@redhat.com>
610 PR rtl-optimization/40924
611 * dse.c (canon_address): Before calling cselib_expand_value_rtx
612 make sure canon_rtx (mem_address) isn't simpler than
613 canon_rtx (expanded_mem_address).
615 2009-08-05 Li Feng <nemokingdom@gmail.com>
617 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
619 (build_scop_drs): Build alias set for each SCoP.
621 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
623 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
624 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
625 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
626 (MIPS_ARCH_FLOAT_SPEC): Likewise.
627 (BASE_DRIVER_SELF_SPECS): Likewise.
629 2009-08-04 Andrew Pinski <pinskia@gmail.com>
631 * tree-ssa-alias.c: Fix some comment typos.
633 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
635 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
636 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
638 2009-08-03 Janis Johnson <janis187@us.ibm.com>
641 * simplify-rtx.c (simplify_binary_operation_1): Disable
642 simplifications for decimal float operations.
644 2009-08-03 Jakub Jelinek <jakub@redhat.com>
647 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
648 operand of INDIRECT_REF.
650 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
652 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
653 constants referencing TLS symbols.
655 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
657 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
658 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
660 2009-08-03 Richard Guenther <rguenther@suse.de>
662 * tree.c (make_vector_type): Build a main variant first,
663 get the canonical one and then build the variant.
664 * tree-ssa.c (useless_type_conversion_p_1): Handle
666 (useless_type_conversion_p): Conversions to pointers to
667 incomplete record types are useless.
669 2009-08-03 Richard Guenther <rguenther@suse.de>
671 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
672 file will be created.
673 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
674 * toplev.c (compile_file): Adjust comment.
676 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
678 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
679 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
680 (TARGET_PROMOTE_FUNCTION_MODE): Define.
681 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
682 (sh_promote_function_mode): Fix typo.
684 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
686 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
688 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
690 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
691 declaration arguments.
693 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
696 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
697 (ix86_split_ashl): Ditto.
698 (ix86_expand_vector_init_one_nonzero): Ditto.
699 (ix86_expand_vector_set): Ditto.
700 (ix86_expand_reduc_v4sf): Ditto.
702 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
704 * explow.c (promote_function_mode): Remove assert.
705 * config/sh/sh.c (sh_promote_function_mode): Declare.
707 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
709 * config/pa/pa.c (pa_promote_function_mode): Declare.
710 Change to static. Fix promote_mode call.
712 * gthr-dce.h (CONST_CAST2): Define if not defined.
713 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
715 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
717 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
719 * expr.c (store_constructor): Use promote_decl_mode. Remove
720 now write-only variable unsignedp.
721 (expand_expr_real_1): Use promote_decl_mode.
722 * expr.h (promote_function_mode, promote_decl_mode): New.
723 (promote_mode): Remove last argument.
724 * function.c (assign_temp): Drop last argument of promote_mode.
725 (assign_parm_find_data_types): Use promote_function_mode.
726 (assign_parm_setup_reg): Likewise.
727 (expand_function_end): Use promote_function_mode.
728 * calls.c (initialize_argument_information): Use promote_function_mode.
729 (precompute_arguments): Use promote_mode instead of checking if
730 only PROMOTE_FUNCTION_MODE is defined.
731 (expand_call): When making sibcall decisions, use promote_function_mode.
732 Below, remove an if for targetm.calls.promote_function_return and
733 and use promote_function_mode.
734 (emit_library_call_value_1): Use promote_function_mode, fix bug
735 where promote_mode was passed FOR_CALL == 0 for a return value in an
737 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
738 * explow.c (promote_function_mode, promote_decl_mode): New.
739 (promote_mode): Keep only the FOR_CALL == 0 case.
740 * combine.c (setup_incoming_promotion): Remove test of
741 promote_function_args. Use promote_function_mode.
742 * stmt.c (expand_value_return): Use promote_decl_mode.
743 (expand_decl): Use promote_decl_mode.
745 * expr.c (store_constructor): Use promote_decl_mode. Remove
746 now write-only variable unsignedp.
747 (expand_expr_real_1): Use promote_decl_mode.
748 * expr.h (promote_function_mode, promote_decl_mode): New.
749 (promote_mode): Remove last argument.
750 * function.c (assign_temp): Drop last argument of promote_mode.
751 (assign_parm_find_data_types): Use promote_function_mode.
752 (assign_parm_setup_reg): Likewise.
753 (expand_function_end): Use promote_function_mode.
754 * calls.c (initialize_argument_information): Use promote_function_mode.
755 (precompute_arguments): Use promote_mode instead of checking if
756 only PROMOTE_FUNCTION_MODE is defined.
757 (expand_call): When making sibcall decisions, use promote_function_mode.
758 Below, remove an if for targetm.calls.promote_function_return and
759 and use promote_function_mode.
760 (emit_library_call_value_1): Use promote_function_mode, fix bug
761 where promote_mode was passed FOR_CALL == 0 for a return value in an
763 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
764 * explow.c (promote_function_mode, promote_decl_mode): New.
765 (promote_mode): Keep only the FOR_CALL == 0 case.
766 * combine.c (setup_incoming_promotion): Remove test of
767 promote_function_args. Use promote_function_mode.
768 * stmt.c (expand_value_return): Use promote_decl_mode.
769 (expand_decl): Use promote_decl_mode.
771 * explow.c (promote_function_mode): Just call the target hook.
772 * targhooks.c (default_promote_function_mode,
773 default_promote_function_mode_always_promote): New.
774 * targhooks.h (default_promote_function_mode,
775 default_promote_function_mode_always_promote): Declare.
776 * target.h (promote_function_args, promote_function_return): Remove.
777 (promote_function_mode): New.
778 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
779 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
780 (TARGET_PROMOTE_FUNCTION_MODE): New.
781 (TARGET_CALLS): Adjust.
782 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
783 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
785 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
786 * config/s390/s390.c (s390_promote_function_mode): ... here,
787 with pointer handling.
788 (TARGET_PROMOTE_FUNCTION_MODE): Define.
789 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
791 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
792 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
793 with pointer handling.
794 (TARGET_PROMOTE_FUNCTION_MODE): Define.
795 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
797 * config/sh/sh-protos.h (sh_promote_function_mode): New.
798 * config/sh/sh.c (sh_promote_function_mode): New.
799 (TARGET_PROMOTE_FUNCTION_MODE): Define.
800 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
802 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
803 * config/cris/cris.c (cris_promote_function_mode): ... here.
804 (TARGET_PROMOTE_FUNCTION_MODE): Define.
805 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
807 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
808 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
809 (TARGET_PROMOTE_FUNCTION_MODE): Define.
810 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
812 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
813 * config/arm/arm.c (arm_promote_function_mode): ... here, without
814 complex type handling.
815 (TARGET_PROMOTE_FUNCTION_MODE): Define.
816 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
818 * config/pa/pa.c (pa_promote_function_mode): New.
819 (TARGET_PROMOTE_FUNCTION_MODE): Define.
820 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
822 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
823 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
824 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
825 * config/xtensa/xtensa.c: Likewise.
826 * config/stormy16/stormy16.c: Likewise.
827 * config/iq2000/iq2000.c: Likewise.
828 * config/rs6000/rs6000.c: Likewise.
829 * config/picochip/picochip.c: Likewise.
830 * config/arc/arc.c: Likewise.
831 * config/mcore/mcore.c: Likewise.
832 * config/score/score.c: Likewise.
833 * config/mips/mips.c: Likewise.
834 * config/bfin/bfin.c: Likewise.
835 * config/ia64/ia64.c: Likewise (disabled though).
837 * config/frv/frv.h: Remove pointless remark.
839 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
840 TARGET_PROMOTE_FUNCTION_ARGS,
841 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
842 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
844 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
846 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
847 -floop-parallelize-all.
848 * toplev.c (process_options): Rename flag_graphite_force_parallel to
849 flag_loop_parallelize_all.
850 * tree-ssa-loop.c (gate_graphite_transforms): Same.
851 * graphite.c (graphite_transform_loops): Same.
853 * graphite-poly.c (apply_poly_transforms): Same.
855 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
857 PR tree-optimization/40914
858 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
859 if set, then check the delta field of the PMF record.
860 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
861 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
862 call is stored in the delta.
864 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
866 * config/mips/mips.md (*clear_upper32_dext): New pattern.
868 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/bsd.h (ASM_BYTE): New define.
871 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
872 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
873 .byte. Use fputs or putc instead of fprintf where appropriate.
874 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
875 fputs or putc instead of fprintf where appropriate.
876 * config/i386/i386elf.h: Ditto.
877 * config/i386/sysv4.h: Ditto.
879 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
880 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
881 (*tls_global_dynamic_64): Ditto.
883 2009-07-31 Christian Bruel <christian.bruel@st.com>
885 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
887 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
889 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
890 Remove dead code for MINUS.
892 2009-07-31 Anthony Green <green@moxielogic.com>
894 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
896 (moxie_expand_epilogue): Ditto for epilogue.
897 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
899 (moxie_function_arg): Ditto.
900 (moxie_pass_by_reference): Ditto.
901 (moxie_arg_partial_bytes): Ditto.
902 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
903 (FUNCTION_ARG_ADVANCE) Ditto.
904 (REG_PARM_STACK_SPACE) Ditto.
905 (FUNCTION_ARG_REGNO_P) Dito.
907 * config.gcc: Add moxie linux config support.
908 * gcc/config/moxie/uclinux.h: New file.
910 2009-07-31 DJ Delorie <dj@redhat.com>
912 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
913 (UNSPECV_SP_SWITCH_E): New.
914 (sp_switch_1): Change to an unspec.
915 (sp_switch_2): Change to an unspec. Don't use post-inc when we
917 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
918 reference the new stack's address
920 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
922 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
923 graphite-clast-to-gimple.o, graphite-dependences.o,
924 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
925 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
926 (graphite-blocking.o,
927 graphite-clast-to-gimple.o, graphite-dependences.o,
928 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
929 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
930 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
931 * cfgloop.h (struct loop): Add can_be_parallel field.
932 * common.opt (fgraphite-identity): Moved up.
933 (fgraphite-force-parallel): New flag.
934 * graphite.c: Rewrite.
935 * graphite.h: Rewrite.
936 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
938 * toplev.c (graphite_out_file): New file descriptor.
939 (graphite_in_file): New.
940 (process_options): flag_graphite_force_parallel cannot be used without
942 * tree-ssa-loop.c: Include toplev.h.
943 (gate_graphite_transforms): Enable flag_graphite for
944 flag_graphite_force_parallel.
946 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
948 * ChangeLog.graphite: New.
949 * graphite-blocking.c: New.
950 * graphite-clast-to-gimple.c: New.
951 * graphite-clast-to-gimple.h: New.
952 * graphite-dependences.c: New.
953 * graphite-dependences.h: New.
954 * graphite-interchange.c: New.
955 * graphite-poly.c: New.
956 * graphite-poly.h: New.
957 * graphite-ppl.c: New.
958 * graphite-ppl.h: New.
959 * graphite-scop-detection.c: New.
960 * graphite-scop-detection.h: New.
961 * graphite-sese-to-poly.c: New.
962 * graphite-sese-to-poly.h: New.
966 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
968 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
969 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
971 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
973 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
974 (scev_is_linear_expression): Return false if the evolution is not
977 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
979 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
980 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
982 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
984 * tree-data-ref.c (debug_data_references): New.
985 (debug_data_reference): New.
986 * tree-data-ref.h (debug_data_references): Declared.
987 (debug_data_reference): Declared.
989 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
991 * tree-data-ref.c (stmt_simple_memref_p: Removed.
992 * tree-data-ref.h (scop_p): Removed.
993 (struct data_reference): Remove field scop.
995 (stmt_simple_memref_p): Removed.
997 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
999 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1000 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1003 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1005 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1007 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1009 * doc/invoke.texi (-fgraphite-identity): Documented.
1011 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1013 * tree-scalar-evolution.c: Fix comment.
1014 (instantiate_scev_1): Return unknow from scev instantiation if the
1015 result is not above instantiate_below.
1017 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1019 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1020 static anymore. Instantiate the symbols that may have been introduced
1022 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1025 2009-07-30 DJ Delorie <dj@redhat.com>
1027 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1028 .vliw directive to VLIW sections.
1030 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1032 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1034 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1035 (AUTOHEADER): New variable.
1036 ($(srcdir)/cstamp-h.in): Use it.
1038 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1039 Pat Haugen <pthaugen@us.ibm.com>
1040 Revital Eres <ERES@il.ibm.com>
1042 * config/rs6000/vector.md (VEC_F): Add VSX support.
1046 (vector_load_<mode>): Ditto.
1047 (vector_store_<mode>): Ditto.
1048 (vector GPR move split): Ditto.
1049 (vec_reload_and_plus_<mptrsize>): Ditto.
1050 (vec_reload_and_reg_<mptrsize>): Ditto.
1051 (add<mode>3): Ditto.
1052 (sub<mode>3): Ditto.
1053 (mul<mode>3): Ditto.
1054 (neg<mode>2): Ditto.
1055 (abs<mode>2): Ditto.
1056 (smin<mode>3): Ditto.
1057 (smax<mode>3): Ditto.
1058 (vector_eq<mode>): Ditto.
1059 (vector_gt<mode>): Ditto.
1060 (vector_ge<mode>): Ditto.
1061 (vector_gtu<mode>): Ditto.
1062 (vector_select_<mode>_uns): Ditto.
1063 (vector_eq_<mode>_p): Ditto.
1064 (vector_gt_<mode>_p): Ditto.
1065 (vector_ge_<mode>_p): Ditto.
1066 (vector_gtu_<mode>_p): Ditto.
1067 (cr6_test_for_zero): Ditto.
1068 (cr6_test_for_zero_reverse): Ditto.
1069 (cr6_test_for_lt): Ditto.
1070 (cr6_test_for_lt_reverse): Ditto.
1071 (xor<mode>3): Ditto.
1072 (ior<mode>3): Ditto.
1073 (and<mode>3): Ditto.
1074 (one_cmpl<mode>2): Ditto.
1075 (nor<mode>2): Ditto.
1076 (andc<mode>2): Ditto.
1077 (float<VEC_int<mode>2): Ditto.
1078 (unsigned_float<VEC_int><mode>2): Ditto.
1079 (fix_trunc<mode><VEC_int>2): Ditto.
1080 (fixuns_trunc<mode><VEC_int>2): Ditto.
1082 (vec_set<mode>): Ditto.
1083 (vec_extract<mode>): Ditto.
1084 (vec_interleave_highv4sf): Ditto.
1085 (vec_interleave_lowv4sf): Ditto.
1086 (vec_realign_load_<mode>): Ditto.
1087 (vec_shl_<mode>): Ditto.
1088 (vec_shr_<mode>): Ditto.
1089 (div<mode>3): New patterns for VSX.
1090 (vec_interleave_highv2df): Ditto.
1091 (vec_interleave_lowv2df): Ditto.
1092 (vec_pack_trunc_v2df): Ditto.
1093 (vec_pack_sfix_trunc_v2df): Ditto.
1094 (vec_pack_ufix_trunc_v2df): Ditto.
1095 (vec_unpacks_hi_v4sf): Ditto.
1096 (vec_unpacks_lo_v4sf): Ditto.
1097 (vec_unpacks_float_hi_v4si): Ditto.
1098 (vec_unpacku_float_lo_v4si): Ditto.
1099 (vec_unpacku_float_hi_v4si): Ditto.
1100 (vec_unpacks_float_lo_v4si): Ditto.
1101 (movmisalign<mode>): Ditto.
1102 (vector_ceil<mode>2): New patterns for vectorizing math library.
1103 (vector_floor<mode>2): Ditto.
1104 (vector_btrunc<mode>2): Ditto.
1105 (vector_copysign<mode>3): Ditto.
1107 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1108 predicate for setting the high bit in each word, used for copysign.
1110 * config/rs6000/ppc-asm.h (f19): Whitespace.
1111 (f32-f63): Define if VSX.
1112 (v0-v31): Define if Altivec.
1113 (vs0-vs63): Define if VSX.
1115 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1117 * config/rs6000/power7.md: New file, provide tuning parameters for
1120 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1121 (rs6000_cpu_cpp_builtins): Ditto.
1122 (altivec_overloaded_builtins): Ditto.
1123 (altivec_resolve_overloaded_builtin): Ditto.
1125 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1126 debug switch to disable vectorizing simple math builtin
1129 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1130 Vectorize simple math builtin functions.
1131 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1132 hook to vectorize math builtins.
1133 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1134 (rs6000_builtin_conversion): Add VSX/power7 support.
1135 (rs6000_builtin_vec_perm): Ditto.
1136 (vsplits_constant): Add support for loading up a vector constant
1137 with just the high bit set in each part.
1138 (rs6000_expand_vector_init): Add VSX/power7 support.
1139 (rs6000_expand_vector_set): Ditto.
1140 (rs6000_expand_vector_extract): Ditto.
1141 (rs6000_emit_move): Ditto.
1142 (bdesc_3arg): Ditto.
1143 (bdesc_2arg): Ditto.
1144 (bdesc_1arg): Ditto.
1145 (rs6000_expand_ternop_builtin): Ditto.
1146 (altivec_expand_builtin): Ditto.
1147 (rs6000_expand_unop_builtin): Ditto.
1148 (rs6000_init_builtins): Ditto.
1149 (altivec_init_builtins): Ditto.
1150 (builtin_function_type): Ditto.
1151 (rs6000_common_init_builtins): Ditto.
1152 (rs6000_handle_altivec_attribute); Ditto.
1153 (rs6000_mangle_type): Ditto.
1154 (rs6000_vector_mode_supported_p): Ditto.
1155 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1158 * config/rs6000/vsx.md: New file for VSX support.
1160 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1161 identifing values with just the most significant bit set.
1162 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1163 vectorized builtins.
1165 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1166 (UNSPEC_VRFIM): Delete.
1167 (splitter for loading up vector with most significant bit): New
1168 splitter for vectorizing copysign.
1169 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1170 vectorizing simple math functions.
1171 (altivec_vrfip): Add support for vectorizing simple math functions.
1172 (altivec_vrfim): Ditto.
1173 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1175 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1176 (power7.md, vsx.md): Include for power7 support.
1177 (copysigndf3): Use VSX instructions if -mvsx.
1178 (negdf2_fpr): Ditto.
1179 (absdf2_fpr): Ditto.
1180 (nabsdf2_fpr): Ditto.
1181 (adddf3_fpr): Ditto.
1182 (subdf3_fpr): Ditto.
1183 (muldf3_fpr): Ditto.
1184 (divdf3_fpr): Ditto.
1185 (fix_truncdfdi2_fpr): Ditto.
1186 (cmpdf_internal1): Ditto.
1187 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1188 (btruncdf2, btruncdf2_fpr): Ditto.
1189 (ceildf2, ceildf2_fpr): Ditto.
1190 (floordf2, floordf2_fpr): Ditto.
1191 (floatdidf2, floatdidf2_fpr): Ditto.
1192 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1193 (fmsubdf4_fpr): Ditto.
1194 (fnmadddf4_fpr_1): Ditto.
1195 (fnmadddf4_fpr_2): Ditto.
1196 (fnmsubdf4_fpr_1): Ditto.
1197 (fnmsubdf4_fpr_2): Ditto.
1198 (fixuns_truncdfdi2): Add expander for VSX support.
1199 (fix_truncdfdi2): Ditto.
1200 (fix_truncdfsi2): Ditto.
1202 (btruncsf2): Whitespace.
1203 (movdf_hardfloat32): Add support for VSX registers.
1204 (movdf_softfloat32): Ditto.
1205 (movdf_hardfloat64): Ditto.
1206 (movdf_hardfloat64_mfpgpr): Ditto.
1207 (movdf_softfloat64): Ditto.
1208 (movti splitters): Add check for vector registers supporting
1209 TImode in the future.
1210 (bpermd): Add power7 bpermd instruction.
1212 * config/rs6000/altivec.h (vec_div): Define if VSX.
1216 (vec_nearbyint): Ditto.
1219 (all predicates): Use the generic builtin function, and not the V4SF
1220 specific function so that the predicates will work with VSX's V2DF.
1224 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1225 Document new VSX functions and types.
1227 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1230 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1231 "wa", and "j" constraints. Modify "v" to talk about Altivec
1232 instead of just vector.
1234 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1237 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1238 location for phi arguments.
1239 (rewrite_update_phi_arguments): Find locations for reaching defs.
1240 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1241 Add location to add_phi_arg calls.
1242 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1243 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1244 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1245 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1246 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1247 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1248 * tree-phinodes.c (make_phi_node): Initialize location.
1249 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1250 (add_phi_arg): Add location parameter.
1251 (remove_phi_arg_num): Move location when moving phi argument.
1252 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1254 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1255 slpeel_update_phi_nodes_for_guard1,
1256 slpeel_update_phi_nodes_for_guard2,
1257 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1258 vect_loop_versioning): Set locations.
1259 * tree-parloops.c (create_phi_for_local_result,
1260 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1261 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1262 * tree-vect-loop.c (get_initial_def_for_induction,
1263 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1265 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1266 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1267 (gimple_phi_arg_set_location): New. Set locus.
1268 (gimple_phi_arg_has_location): New. Check for locus.
1269 (redirect_edge_var_map_location): New. Return locus from var_map.
1270 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1271 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1272 combining PHI arguments.
1273 (cond_store_replacement): Set location.
1274 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1275 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1276 scop_add_exit_phis_edge): Add locations.
1277 * tree-cfgcleanup.c (remove_forwarder_block,
1278 remove_forwarder_block_with_phi): Add locations.
1279 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1280 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1282 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1283 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1284 flush_pending_stmts): Add source location.
1285 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1286 stack to preserve locations.
1287 * tree-vect-stmts.c (vectorizable_load): Add location.
1288 * tree-inline.c (copy_phis_for_bb): Copy locus.
1289 (setup_one_parameter): Add call locus to inlined parameter stmts.
1290 (initialize_inlined_parameters): Pass in call location as parameter
1292 (tree_function_versioning): Pass location to setup_one_parameter.
1293 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1294 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1295 copy and edge lists.
1296 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1297 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1298 locus parameter and override the stmt default if provided.
1299 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1300 elim_graph_add_edge, elim_graph_remove_succ_edge,
1301 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1302 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1303 eliminate_phi): Add locus info in elimination graph for each edge and
1305 (insert_backedge_copies): Copy locus if present.
1306 * tree-flow.h (struct _edge_var_map): Add locus field.
1307 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1308 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1309 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1311 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1313 2009-07-30 Martin Jambor <mjambor@suse.cz>
1315 PR tree-optimization/40570
1316 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1319 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1321 * ssa-loop-manip.c: Include langhooks.h.
1322 (rewrite_phi_with_iv): New.
1323 (rewrite_all_phi_nodes_with_iv): New.
1324 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1325 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1326 * tree-parloops.c (loop_parallel_p): Move out all conditions
1327 except dependency check.
1328 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1329 (gen_parallel_loop): Call canonicalize_loop_ivs without
1330 reduction_list argument.
1331 (build_new_reduction): New.
1332 (gather_scalar_reductions): New.
1333 (try_get_loop_niter): New.
1334 (try_create_reduction_list): New.
1335 (parallleize_loops): Change the parallel conditions check.
1336 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1337 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1339 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1341 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1343 * doc/options.texi (Option properties): Mention new quoting syntax.
1345 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1347 * config/alpha/alpha.c (alpha_start_function):
1348 Handle VMS_DEBUG_MAIN_POINTER
1349 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1350 * doc/invoke.texi: Document -mdebug-main switch.
1352 2009-07-29 Richard Henderson <rth@redhat.com>
1354 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1355 (cgraph_create_edge_including_clones): Likewise.
1356 * tree-inline.c (copy_bb): Operate on the correct edges
1357 when updating the callgraph.
1359 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1361 * config/alpha/vms-cc.c: Deleted.
1362 * config/alpha/vms-ld.c: Deleted.
1363 * config/alpha/t-vms64: Moved to config/vms
1364 * config/alpha/vms-crt0-64.c: Moved to config/vms
1365 * config/alpha/vms-crt0.c: Moved to config/vms
1366 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1367 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1368 * config/alpha/xm-vms.h: Moved to config/vms
1369 * config/alpha/x-vms: Moved to config/vms
1370 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1372 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1373 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1375 * config/vms/t-vms64: Moved here from config/alpha
1376 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1377 (argc,argv,envp): Enforce 32bit malloc'ing.
1378 * config/vms/vms-psxcrt0-64.c: Likewise.
1379 * config/vms/vms-crt0.c: Moved here from config/alpha.
1380 * config/vms/vms-psxcrt0.c: Likewise.
1381 * config/vms/vms-crtl-64.h: New file.
1382 * config/vms/vms-crtl.h: New file.
1383 * config/vms/vms.opt: New file.
1384 * config/vms/xm-vms64.h: New file.
1385 * config/vms/xm-vms.h: Moved here from config/alpha.
1386 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1388 * config/vms/x-vms: Moved here from config/alpha.
1389 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1390 (vms-ld.o, vms-cc.o): Removed.
1391 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1393 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1395 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1396 correct stack (obvious VMS fix).
1398 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1400 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1401 date, version info if VMS_DEBUGGING_INFO defined.
1402 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1403 size, date calculating code moved here.
1405 2009-07-29 Paul Brook <paul@codesourcery.com>
1407 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1410 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1413 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1414 to DImode when generating insq_le insn.
1416 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1418 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1419 New macro set for VMS_DEBUGGGING_INFO.
1420 (AT_string_form): Use it.
1422 2009-07-28 DJ Delorie <dj@redhat.com>
1424 * config/mep/mep.c (vtext_section): New.
1425 (vftext_section): New.
1426 (ftext_section): New.
1427 (mep_select_section): Add support for functions.
1428 (mep_unique_section): Likewise.
1429 (mep_asm_init_sections): Likewise.
1430 (mep_encode_section_info): Remove it from here.
1432 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1434 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1436 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1437 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1439 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1441 * dwarf2out.c (output_file_names): Test new macro
1442 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1443 (add_comp_dir_attribute): Likewise.
1445 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1447 * config/i386/mingw-w64.h (LINK_SPEC): Add
1448 separating space between commands.
1450 2009-07-28 Jan Hubicka <jh@suse.cz>
1452 PR tree-optimization/40759
1453 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1456 2009-07-27 DJ Delorie <dj@redhat.com>
1458 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1459 types are dword-aligned.
1460 (mep_expand_va_start): Likewise.
1462 2009-07-27 Olivier Hainque <hainque@adacore.com>
1463 Douglas B Rupp <rupp@gnat.com>
1465 * convert.c (convert_to_pointer): Don't assume the target
1466 pointer type is POINTER_SIZE long. Fetch its precision instead.
1468 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1470 * system.h (fopen): Undefine if macro.
1472 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1474 * dwarf2out.c (output_cfi_p): Removed.
1475 (output_cfis): New function.
1476 (output_fde): New function, split from output_call_frame_info.
1477 (output_call_frame_info): Use it.
1478 (dwarf2out_switch_text_section): Use output_cfis.
1480 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1482 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1483 TARGET_BI_ARCH is specified without enabling SJLJ.
1484 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1485 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1487 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1489 * arm.md (negdi2): Use DImode if forcing a value into a register.
1491 2009-07-26 Ira Rosen <irar@il.ibm.com>
1493 PR tree-optimization/40801
1494 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1495 of vector operand from the previous copy of vector statement.
1496 Pass the correct definition type value to
1497 vect_get_vec_def_for_stmt_copy().
1499 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1501 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1502 const char ** conversion.
1504 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1506 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1507 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1508 (gcc_unreachable): Invoke __builtin_unreachable() if
1509 !ENABLE_ASSERT_CHECKING.
1511 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1513 PR rtl-optimization/40445
1514 * emit-rtl.c (next_nonnote_insn_bb): New function.
1515 * rtl.h (next_nonnote_insn_bb): Declare new function.
1516 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1517 with no successors that is the successor of the ENTRY_BLOCK.
1518 Continue from the top after removing an empty fallthrough block.
1519 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1520 of next_nonnote_insn.
1522 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1524 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1526 2009-07-25 Martin Jambor <mjambor@suse.cz>
1528 * c-common.c (c_common_attribute_table): New element for noclone.
1529 (handle_noclone_attribute): New function. Forward-declare.
1530 * tree-inline.c (tree_versionable_function_p): Check for noclone
1532 * doc/extend.texi (Labels as Values): Document need for noclone.
1533 (Function Attributes): Document noclone attribute.
1535 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1537 PR rtl-optimization/34999
1538 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1539 and dw_fde_switched_cold_to_hot fields.
1540 (output_cfi_p): New function.
1541 (output_call_frame_info): If fde->dw_fde_switched_sections,
1542 output 2 FDEs instead of one with corrupted header.
1543 (dwarf2out_do_cfi_startproc): New function.
1544 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1545 and fde->dw_fde_switched_cold_to_hot.
1546 (dwarf2out_switch_text_section): Compute
1547 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1548 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1549 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1550 Otherwise, compute fde->dw_fde_switch_cfi.
1552 2009-07-24 Cary Coutant <ccoutant@google.com>
1554 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1556 2009-07-24 Cary Coutant <ccoutant@google.com>
1558 * cfghooks.c (split_block): Copy discriminator to new block.
1559 * tree-cfg.c (assign_discriminator): Check location of last
1560 instruction in block as well as first.
1562 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1564 * config/i386/linux.c: Use fputs or putc instead of fprintf
1566 * config/i386/gas.h: Ditto.
1567 * config/i386/x86-64.h: Ditto.
1568 * config/i386/att.h: Ditto.
1570 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1572 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1575 2009-07-24 Martin Jambor <mjambor@suse.cz>
1577 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1578 (ipa_push_func_to_list_1): Declare.
1579 (ipa_push_func_to_list): New function.
1581 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1582 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1583 (ipa_push_func_to_list): Removed.
1584 (ipa_pop_func_from_list): Clear node_enqueued flag.
1586 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1588 * config/s390/s390.c (override_options): Default
1589 max-unrolled-insns to 100 for z10 tuning.
1591 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1593 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1594 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1595 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1596 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1597 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1598 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1599 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1601 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1603 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1604 use default set in mingw32.h header.
1605 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1606 64-bit /mingw/include path.
1607 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1610 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1612 PR rtl-optimization/40209
1613 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1615 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1618 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1619 with the rest of string where appropriate. Use fputs or putc
1620 instead of fprintf where appropriate.
1622 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1623 Pat Haugen <pthaugen@us.ibm.com>
1624 Revital Eres <ERES@il.ibm.com>
1626 * config/rs6000/vector.md: New file. Move most of the vector
1627 expander support here from altivec.md to allow for the VSX vector
1628 unit in the future. Add support for secondary_reload patterns.
1629 Rewrite the patterns for vector comparison, and vector comparison
1630 predicate instructions so that the RTL expresses the desired
1631 behavior, instead of using unspec.
1633 * config/rs6000/constraints.md ("f" constraint): Use
1634 rs6000_constraints to hold the precalculated register class.
1635 ("d" constraint): Ditto.
1636 ("wd" constraint): New constraint for VSX.
1637 ("wf" constraint): Ditto.
1638 ("ws" constraint): Ditto.
1639 ("wa" constraint): Ditto.
1640 ("wZ" constraint): Ditto.
1641 ("j" constraint): Ditto.
1643 * config/rs6000/predicates.md (vsx_register_operand): New
1645 (vfloat_operand): New predicate for vector.md.
1646 (vint_operand): Ditto.
1647 (vlogical_operand): Ditto.
1648 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1649 (easy_vector_constant): Add VSX support.
1650 (altivec_indexed_or_indirect_operand): New predicate for
1651 recognizing Altivec style memory references with AND -16.
1653 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1654 for vector secondary reload support.
1655 (rs6000_vector_reg_class): Delete, replacing it with
1657 (rs6000_vsx_reg_class): Ditto.
1658 (rs6000_constraints): New array to hold the register classes of
1659 each of the register constraints that can vary at runtime.
1660 (builtin_mode_to_type): New static array for builtin function type
1662 (builtin_hash_table): New static hash table for builtin function
1664 (TARGET_SECONDARY_RELOAD): Define target hook.
1665 (TARGET_IRA_COVER_CLASSES): Ditto.
1666 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1667 registers are 128 bits if VSX memory reference instructions are used.
1668 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1670 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1671 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1672 Print several of the scheduling related parameters.
1673 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1674 rs6000_constraints instead of rs6000_vector_reg_class. Move
1675 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1676 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1677 Altivec. Add VSX support. Setup for secondary reload support on
1678 Altivec/VSX registers.
1679 (rs6000_override_options): Make power7 set the scheduling groups
1680 like the power5. Add support for new debug switches to override
1681 the scheduling defaults. Temporarily disable -mcpu=power7 from
1682 setting -mvsx. Add support for debug switches -malways-hint,
1683 -msched-groups, and -malign-branch-targets.
1684 (rs6000_buitlin_conversion): Add support for returning unsigned
1685 vector conversion functions to fix regressions due to stricter
1687 (rs6000_builtin_mul_widen_even): Ditto.
1688 (rs6000_builtin_mul_widen_odd): Ditto.
1689 (rs6000_builtin_vec_perm): Ditto.
1690 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1691 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1693 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1695 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1696 VSX types for bit operations. Changes to accomidate vector.md.
1697 (bdesc_2arg): Ditto.
1698 (bdesc_1arg): Ditto.
1699 (struct builtin_description_predicates): Rewrite predicate
1700 handling so that RTL describes the operation, instead of passing
1701 the instruction to be used as a string argument.
1702 (bdesc_altivec_preds): Ditto.
1703 (altivec_expand_predicate_builtin): Ditto.
1704 (altivec_expand_builtin): Ditto.
1705 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1706 statement for vsldoi support.
1707 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1708 (altivec_expand_st_builtin): Ditto.
1709 (paired_expand_builtin): Whitespace changes.
1710 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1711 builtin_mode_to_type table for secondary reload. Call
1712 builtin_function_type to build random builtin functions.
1713 (altivec_init_builtins): Change to use builtin_function_type to
1714 create builtin function types dynamically as we need them.
1715 (builtin_hash_function): New support for hashing the tree types
1716 for builtin function as we need it, rather than trying to build
1717 all of the trees that we need. Add initial preliminary VSX support.
1718 (builtin_function_type): Ditto.
1719 (builtin_function_eq): Ditto.
1720 (builtin_hash_struct): Ditto.
1721 (rs6000_init_builtins): Ditto.
1722 (rs6000_common_init_builtins): Ditto.
1723 (altivec_init_builtins): Ditto.
1724 (rs6000_common_init_builtins): Ditto.
1725 (enum reload_reg_type): New enum for simplifing reg classes.
1726 (rs6000_reload_register_type): Simplify register classes into GPR,
1727 Vector, and other registers. Altivec and VSX addresses in reload.
1728 (rs6000_secondary_reload_inner): Ditto.
1729 (rs6000_ira_cover_classes): New target hook, that returns the
1730 appropriate cover classes, based on -mvsx being used or not.
1731 (rs6000_secondary_reload_class): Add VSX support.
1732 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1733 (get_vsel_insn): Ditto.
1734 (rs6000_emit_vector_compare): Rewrite vector conditional support
1735 so that where we can, we use RTL operators, instead of blindly use
1737 (rs6000_emit_vector_select): Ditto.
1738 (rs6000_emit_vector_cond_expr): Ditto.
1739 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1740 (create_TOC_reference): Add -mdebug=addr support.
1741 (emit_frame_save): VSX loads/stores need register indexed addressing.
1743 * config/rs6000/rs6000.md: Include vector.md.
1745 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
1747 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1748 support for V2DI, V2DF in logical, permute, select operations.
1750 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
1751 switch for vsx/power7.
1752 (-mvsx-scalar-memory): Ditto.
1753 (-mvsx-align-128): Ditto.
1754 (-mallow-movmisalign): Ditto.
1755 (-mallow-df-permute): Ditto.
1756 (-msched-groups): Ditto.
1757 (-malways-hint): Ditto.
1758 (-malign-branch-targets): Ditto.
1760 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
1762 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
1763 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
1764 (rs6000_vector_reg_class): Delete.
1765 (rs6000_vsx_reg_class): Ditto.
1766 (enum rs6000_reg_class_enum): New enum for the constraints that
1767 vary based on target switches.
1768 (rs6000_constraints): New array to hold the register class for all
1769 of the register constraints that vary based on the switches used.
1770 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
1771 (enum rs6000_builtins): Add unsigned varients for the builtin
1772 declarations returned by target hooks for expanding multiplies,
1773 select, and permute operations. Add VSX builtins.
1774 (enum rs6000_builtin_type_index): Add entries for VSX.
1775 (V2DI_type_node): Ditto.
1776 (V2DF_type_node): Ditto.
1777 (unsigned_V2DI_type_node): Ditto.
1778 (bool_long_type_node): Ditto.
1779 (intDI_type_internal_node): Ditto.
1780 (uintDI_type_internal_node): Ditto.
1781 (double_type_internal_node): Ditto.
1783 * config/rs6000/altivec.md (whole file): Move all expanders to
1784 vector.md from altivec.md. Rename insn matching functions to be
1786 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
1787 (altivec_vcmp*): Ditto.
1788 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
1789 (VM): New iterator for moves that includes the VSX types.
1790 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
1791 (altivec_vperm_<mode>_uns): New, for unsigned types.
1792 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
1793 (altivec_eq<mode>): Ditto.
1794 (altivec_gt<mode>): Ditto.
1795 (altivec_gtu<mode>): Ditto.
1796 (altivec_eqv4sf): Ditto.
1797 (altivec_gev4sf): Ditto.
1798 (altivec_gtv4sf): Ditto.
1799 (altivec_vcmpbfp_p): Ditto.
1801 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
1803 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
1806 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/i386.c (output_387_ffreep): Rewrite to use
1810 ASM_SHORT instead of .word.
1811 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
1812 instead of .word in asm template.
1814 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
1817 * ira-lives.c (bb_has_abnormal_call_pred): New function.
1818 (process_bb_node_lives): Use it.
1820 * ira.c (setup_cover_and_important_classes): Don't setup
1821 ira_important_class_nums. Add cover classes to the end of
1823 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
1825 (find_reg_class_closure): Use reorder_important_classes.
1827 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
1829 * config/i386/i386.c (i386_ira_cover_classes): New function.
1830 (TARGET_IRA_COVER_CLASSES): Redefine.
1832 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
1833 importance of order of cover classes in the array.
1835 2009-07-22 Diego Novillo <dnovillo@google.com>
1837 * tree-pass.h (TDF_EH): Define.
1838 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
1839 contains TDF_EH, print the EH region number holding GS.
1840 * tree-dump.c (dump_options): Add "eh".
1841 * doc/invoke.texi: Document it.
1843 2009-07-22 Doug Kwan <dougkwan@google.com>
1845 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
1847 2009-07-22 Michael Matz <matz@suse.de>
1849 PR tree-optimization/35229
1850 PR tree-optimization/39300
1852 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
1853 (inhibit_phi_insertion): New function.
1854 (insert_into_preds_of_block): Call it for REFERENCEs.
1855 (init_pre): Initialize and finalize scalar evolutions.
1856 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
1858 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
1860 * config/i386/predicates.md (zero_extended_scalar_load_operand):
1861 Use CONST_VECTOR_NUNITS to determine number of elements.
1863 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
1865 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
1866 (U, W): Constraints are now deprecated and will be removed if we
1868 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
1870 ("prefetch"): Add the stcmh instruction for prefetching.
1871 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
1873 (s390_short_displacement): Return always true if compiling for
1874 machines not providing the long displacement facility.
1875 (s390_mem_constraint): Support the new constraint letter Z.
1876 (s390_check_qrst_address): New function.
1878 2009-07-21 DJ Delorie <dj@redhat.com>
1880 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
1883 2009-07-21 Jason Merrill <jason@redhat.com>
1885 * c-common.c (max_tinst_depth): Increase default to 1024.
1887 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1890 (vec_unpacku_float_lo_v4si): Ditto.
1892 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1895 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1896 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1897 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1898 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1900 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1902 PR tree-optimization/40813
1903 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1906 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1908 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1909 with a NOP_EXPR if needed.
1911 2009-07-21 Paul Brook <paul@codesourcery.com>
1913 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1914 Terminate debug dump with newline.
1916 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1918 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1919 Cast "1" to unsigned HOST_WIDE_INT.
1920 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1921 deposit length to the maximum length - lsb. Extend length if
1922 HOST_BITS_PER_WIDE_INT is 32.
1924 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1926 * cgraph.h (constant_pool_htab): New function.
1927 (constant_descriptor_tree): Move from varasm.c.
1928 * varasm.c (constant_pool_htab): New function.
1929 (constant_descriptor_tree): Move to cgraph.h.
1931 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1933 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1935 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1937 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1940 2009-07-20 Xinliang David Li <davidxl@google.com>
1942 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1944 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1946 * config/mips/mips.md (move_type): Add arith.
1947 (type): Handle arith.
1948 (zero_extendsidi2): Rename this into ...
1949 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1950 (zero_extendsidi2): New expander.
1951 (*zero_extendsidi2_dext): New pattern.
1953 2009-07-20 Nick Clifton <nickc@redhat.com>
1955 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1956 to set MIPS_ABI_DEFAULT.
1957 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1959 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1961 * tree-object-size.c (addr_object_size): Handle unions with
1962 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1964 PR tree-optimization/40792
1965 * tree.c (build_function_type_skip_args): Remove bogus assert.
1967 2009-07-20 Jan Hubicka <jh@suse.cz>
1968 Martin Jambor <mjambor@suse.cz>
1970 * cgraph.h (combined_args_to_skip): New field.
1971 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1972 combined_args_to_skip and args_to_skip.
1973 * tree-inline.c (update_clone_info): New function.
1974 (tree_function_versioning): Call update_clone_info.
1975 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1977 (cgraph_materialize_all_clones): More extensive dumping, working
1978 with combined_args_to_skip rather than args_to_skip.
1980 2009-07-20 Ira Rosen <irar@il.ibm.com>
1982 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1983 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1984 (get_initial_def_for_reduction): Likewise.
1985 (vectorizable_reduction): Skip the check of first operand in case
1986 of COND_EXPR. Add check that it is outer loop vectorization if
1987 nested cycle was detected. Call vectorizable_condition() for
1988 COND_EXPR. If reduction epilogue cannot be created do not fail for
1989 nested cycles (if it is not double reduction). Assert that there
1990 is only one type in the loop in case of COND_EXPR. Call
1991 vectorizable_condition() to vectorize COND_EXPR.
1992 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1993 Add parameters. Allow nested cycles if called from
1994 vectorizable_reduction(). Use reduction vector variable if provided.
1995 (vect_analyze_stmt): Call vectorizable_reduction() before
1996 vectorizable_condition().
1997 (vect_transform_stmt): Update call to vectorizable_condition().
1999 2009-07-20 Christian Bruel <christian.bruel@st.com>
2001 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2002 * doc/invoke.texi (-mfmovd): Likewise.
2003 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2005 2009-07-20 Jan Hubicka <jh@suse.cz>
2007 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2008 when handling SSA name.
2010 2009-07-19 Jan Hubicka <jh@suse.cz>
2012 PR tree-optimization/40676
2013 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2014 virtual PHIs in empty BBs.
2016 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2018 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2019 re-expanded the compound use gen_lowpart instead to convert to the
2022 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2024 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2025 OUTER_CONST arguments.
2026 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2027 the new wider mode will be masked off.
2028 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2030 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2032 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2033 high-order bits are zero.
2035 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2037 * combine.c (simplify_shift_const_1): Split code to determine
2039 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2040 new bits shifted in are identical to the old sign bit.
2042 2009-07-18 Richard Guenther <rguenther@suse.de>
2045 * gimplify.c (gimplify_call_expr): Reject code using results from
2046 functions returning void.
2048 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2050 * doc/md.texi: Document the new PowerPC "es" constraint.
2051 Document that "m" can include automodified addresses on this target,
2052 and explain how %U must be used. Extend the "Q" and "Z" documentation
2053 to suggest "es" as well as "m".
2054 * config/rs6000/constraints.md (es): New memory constraint.
2055 (Q, Z): Update strings to match new documentation.
2057 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2059 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2060 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2061 * config/rs6000/predicates.md (volatile_mem_operand): Use
2062 offsettable_nonstrict_memref_p.
2063 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2064 (*floatunssidf2_internal): Likewise.
2065 (*fix_truncdfsi2_internal): Likewise.
2066 (*fix_trunctfsi2_internal): Likewise.
2068 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2070 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2072 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2074 2009-07-17 Richard Guenther <rguenther@suse.de>
2077 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2078 (pass_warn_unused_result): Likewise.
2079 (TODO_set_props): Remove.
2080 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2082 (pass_diagnose_omp_blocks): Define.
2083 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2084 (c_gimple_diagnostics_recursively): Remove.
2085 (finish_function): Do not call it.
2086 (c_write_global_declarations): Continue after errors.
2087 Finalize the CU here.
2088 * c-gimplify.c (c_genericize): Do not gimplify here.
2089 * c-common.c (c_warn_unused_result): Move ...
2090 * tree-cfg.c (do_warn_unused_result): ... here.
2091 (run_warn_unused_result): New function.
2092 (gate_warn_unused_result): New function.
2093 (pass_warn_unused_result): New pass.
2094 * c-common.h (c_warn_unused_result): Remove.
2095 * flags.h (flag_warn_unused_result): Declare.
2096 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2097 * opts.c (flag_warn_unused_result): Initialize to false.
2098 * toplev.c (compile_file): Add comment.
2099 * omp-low.c (create_omp_child_function): Do not register
2100 the function with the frontend.
2101 (diagnose_omp_structured_block_errors): Prepare to be
2102 called as optimization pass.
2103 (gate_diagnose_omp_blocks): New function.
2104 (pass_diagnose_omp_blocks): New pass.
2105 * cgraph.h (cgraph_optimize): Remove.
2106 (cgraph_analyze_function): Likewise.
2107 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2108 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2109 before their parents here.
2110 (cgraph_finalize_function): Not here.
2111 (cgraph_analyze_function): Gimplify functions here.
2112 (cgraph_finalize_compilation_unit): Continue after errors.
2113 Optimize the callgraph from here.
2114 (cgraph_optimize): Make static.
2115 * langhooks.c (write_global_declarations): Finalize the CU.
2116 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2117 (gimplify_function_tree): Assert we gimplify only once.
2118 Set PROP_gimple_any property.
2119 * tree-nested.c (gimplify_all_functions): New function.
2120 (lower_nested_functions): Gimplify all nested functions.
2121 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2122 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2123 and pass_diagnose_omp_blocks after gimplification. Do not
2124 set TODO_set_props on all_lowering_passes.
2125 (execute_one_pass): Do not handle TODO_set_props.
2126 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2127 (gimplify.o): Add tree-pass.h dependency.
2128 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2129 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2130 (unsave_r): Likewise.
2131 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2134 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2136 * doc/service.texi (Service): Restore previously removed link,
2137 which isn't broken after all.
2139 2009-07-17 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/40321
2142 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2143 PHI nodes to the maximal set.
2144 (make_values_for_phi): Add PHI arguments to the maximal set.
2145 (execute_pre): Dump PHI_GEN and the maximal set.
2147 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2150 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2153 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2155 * doc/extend.texi (Nested Functions): Replace broken link with
2157 * doc/service.texi (Service): Remove broken link.
2159 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2162 * builtins.c (expand_builtin_memcmp): Use loc instead of
2163 EXPR_LOCATION (exp).
2164 (expand_builtin_strncmp): Likewise.
2166 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2167 Manuel López-Ibáñez <manu@gcc.gnu.org>
2170 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2171 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2172 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2173 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2174 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2175 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2176 tree-inline.c, c-common.c, c-common.h, gimple.c,
2177 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2178 convert.c: Add location argument to fold_{unary,binary,ternary},
2179 fold_build[123], build_call_expr, build_size_arg,
2180 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2181 fold_build1_initializer, fold_build2_initializer,
2182 fold_build3_initializer, fold_build_call_array,
2183 fold_build_call_array_initializer, fold_single_bit_test,
2184 omit_one_operand, omit_two_operands, invert_truthvalue,
2185 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2186 combine_comparisons, fold_builtin_*, fold_call_expr,
2187 build_range_check, maybe_fold_offset_to_address, round_up,
2190 2009-07-16 Jason Merrill <jason@redhat.com>
2193 * c-common.c (c_common_reswords): Add __is_standard_layout
2195 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2196 * doc/implement-cxx.texi: New.
2197 * doc/gcc.texi: Include it.
2199 2009-07-16 DJ Delorie <dj@redhat.com>
2201 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2202 compares that may be indirectly affected by previous instructions.
2204 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2206 * builtins.c (do_mpc_arg2): New.
2207 (fold_builtin_2): Fold builtin cpow.
2208 * real.h (HAVE_mpc_pow): New.
2210 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2212 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2213 comparison to skip unprofitable schedule
2215 2009-07-16 Simon Baldwin <simonb@google.com>
2217 * gcc.c (option_map): New flag -no-canonical-prefixes.
2218 * (display_help): Print help text for new flag.
2219 * (process_command): Move options translation and language specifics
2220 and handle new flag early. Use it to set a function pointer to a
2221 prefix builder. Replace make_relative_prefix calls with calls to
2222 the function pointed to. Ignore new flag in regular options handling.
2223 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2225 2009-07-15 DJ Delorie <dj@redhat.com>
2227 * config/mep/mep.md (sibcall_internal): Change register to avoid
2229 (sibcall_value_internal): Likewise.
2231 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2233 PR rtl-optimization/40710
2234 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2236 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2238 * config/mips/mips.md (*extenddi_truncate<mode>,
2239 *extendsi_truncate<mode>): Change type attribute to move_type
2240 with shift_shift. Split out code handling exts from here ...
2241 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2243 (*extendhi_truncateqi): Change type attribute to move_type with
2244 shift_shift. Split out code handling exts from here ...
2245 (*extendhi_truncateqi_exts): ... to this new pattern.
2247 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2250 instead of "and" with inverted sign bit mask value. Use
2251 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2252 Allocate registers only for operand 4 and operand 5.
2254 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2257 * fold-const.c (fold_cond_expr_with_comparison): When folding
2258 < and <= to MIN, make sure the MIN uses the same type as the
2259 comparison's operands.
2261 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2263 * arm.md (ior_xor): New code iterator.
2264 (split for ior/xor with shift and zero-extend): New split pattern.
2265 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2267 2009-07-15 Richard Guenther <rguenther@suse.de>
2269 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2272 2009-07-15 Richard Guenther <rguenther@suse.de>
2275 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2277 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2279 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2280 handle 2.6.30 kernel.
2282 2009-07-15 DJ Delorie <dj@redhat.com>
2284 * config/mep/mep.md (sibcall_internal): Change register to allow
2285 for 24-bit addresses.
2286 (sibcall_value_internal): Likewise.
2288 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2290 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2291 that are enabled/disabled by the flags introduced by a previous patch.
2293 2009-07-14 DJ Delorie <dj@redhat.com>
2295 * config/mep/mep.md (sibcall_internal): Include non-toggling
2297 (sibcall_value_internal): Likewise.
2299 2009-07-14 Taras Glek <tglek@mozilla.com>
2300 Rafael Espindola <espindola@google.com>
2302 * doc/sourcebuild.texi: Document install-plugin target.
2303 * configure.ac: Added install-plugin target to language makefiles.
2304 * configure: Regenerate.
2305 * Makefile.in: (install-plugin): Install more headers,
2306 depend on lang.install-plugin.
2308 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2310 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2313 2009-07-14 DJ Delorie <dj@redhat.com>
2315 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2316 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2317 * config/mep/mep.md (sibcall_internal): Change test from
2318 mep_vliw_mode_match to mep_vliw_jmp_match.
2319 (sibcall_value_internal): Likewise.
2321 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2323 * config/i386/sse.md (copysign<mode>3): New expander.
2324 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2325 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2326 Use ix86_build_const_vector.
2327 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2328 IX86_BUILTIN_CPYSGNPD.
2329 (builtin_description): Add __builtin_ia32_copysignps and
2330 __builtin_ia32_copysignpd.
2331 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2332 and BUILT_IN_COPYSIGNF.
2334 2009-07-13 Jason Merrill <jason@redhat.com>
2336 * builtins.c (can_trust_pointer_alignment): New fn.
2337 (get_pointer_alignment): Factor it out from here.
2338 * tree.h: Declare it.
2340 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2342 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2345 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2349 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2351 2009-07-14 Richard Guenther <rguenther@suse.de>
2352 Andrey Belevantsev <abel@ispras.ru>
2355 * cfgexpand.c (partition_stack_vars): Do not bother to update
2356 alias information when not optimizing.
2358 2009-07-14 Richard Guenther <rguenther@suse.de>
2359 Andrey Belevantsev <abel@ispras.ru>
2361 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2362 (pt_solution_set): Likewise.
2363 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2364 * tree-ssa-structalias.c (pt_solution_set): New function.
2365 * final.c (rest_of_clean_state): Free SSA data structures.
2366 * print-rtl.c (print_decl_name): Remove.
2367 (print_mem_expr): Implement in terms of print_generic_expr.
2368 * alias.c (ao_ref_from_mem): New function.
2369 (rtx_refs_may_alias_p): Likewise.
2370 (true_dependence): Query alias-export info.
2371 (canon_true_dependence): Likewise.
2372 (write_dependence_p): Likewise.
2373 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2375 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2376 (mem_expr_equal_p): Use operand_equal_p.
2377 (set_mem_attributes_minus_bitpos): Do not use
2378 component_ref_for_mem_expr.
2379 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2380 (update_alias_info_with_stack_vars): Likewise.
2381 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2382 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2383 explicitly nor clear stmt operands.
2384 Free the decl-to-pointer map.
2385 * tree-optimize.c (execute_free_datastructures): Do not free
2386 SSA data structures here.
2387 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2388 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2389 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2391 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2393 2009-07-13 DJ Delorie <dj@redhat.com>
2395 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2396 unrolling at the right iteration count.
2398 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2401 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2403 * haifa-sched.c (rank_for_schedule): Introduced flags to
2404 enable/disable individual scheduling heuristics.
2405 * common.opt: Introduced flags to enable/disable individual
2406 heuristics in the scheduler.
2407 * doc/invoke.texi: Introduced flags to enable/disable individual
2408 heuristics in the scheduler.
2410 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2412 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2413 config/i386/mingw-tls.c.
2414 * config/i386/mingw-tls.c: Removed.
2416 2009-07-13 Ira Rosen <irar@il.ibm.com>
2418 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2419 checks access only relevant statements.
2420 (vectorizable_reduction): Likewise.
2422 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2424 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2425 just for 32-bit case.
2427 2009-07-12 Jan Hubicka <jh@suse.cz>
2429 PR tree-optimization/40585
2430 * except.c (expand_resx_expr): When there already is resume
2431 instruction, produce linked list.
2432 (build_post_landing_pads): Assert that resume is empty.
2433 (connect_post_landing_pads): Handle resume lists.
2434 (dump_eh_tree): Dump resume list.
2436 2009-07-12 Ira Rosen <irar@il.ibm.com>
2438 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2439 with additional argument.
2440 * tree-vectorizer.h (enum vect_def_type): Add
2441 vect_double_reduction_def.
2442 (vect_is_simple_reduction): Add argument.
2443 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2445 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2446 vect_is_simple_reduction with additional argument.
2447 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2449 (reduction_code_for_scalar_code): Handle additional codes by
2450 returning ERROR_MARK for them. Fix comment and indentation.
2451 (vect_is_simple_reduction): Fix comment, add argument to specify
2452 double reduction. Detect double reduction.
2453 (get_initial_def_for_induction): Fix indentation.
2454 (get_initial_def_for_reduction): Fix comment and indentation.
2455 Handle double reduction. Create initial definitions that do not
2456 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2457 (vect_create_epilog_for_reduction): Fix comment, add argument to
2458 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2459 epilogue result extraction. Create double reduction phi node and
2460 replace relevant uses.
2461 (vectorizable_reduction): Call vect_is_simple_reduction with
2462 additional argument. Fix indentation. Update epilogue code treatment
2463 according to the changes in reduction_code_for_scalar_code. Check
2464 for double reduction. Call vect_create_epilog_for_reduction with
2465 additional argument.
2466 * tree-vect-stmts.c (process_use): Handle double reduction, update
2468 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2469 (vect_get_vec_def_for_operand): Likewise.
2471 2009-07-12 Danny Smith <dansmister@gmail.com>
2473 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2474 dllexport if !TREE_PUBLIC.
2475 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2477 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2479 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2480 (avr_extra_arch_macro) Remove declatation.
2481 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2482 (avr_extra_arch_macro) Declare as static.
2483 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2485 2009-07-11 Jan Hubicka <jh@suse.cz>
2488 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2490 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2493 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2494 cold_in_std_section bits.
2495 (dwarf2out_begin_prologue): Initialize them.
2496 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2497 if already covered by text_section or cold_text_section range.
2499 PR rtl-optimization/40667
2500 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2501 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2502 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2503 * config/i386/i386.c (ix86_minimum_alignment): New function.
2504 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2505 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2506 * emit-rtl.c (gen_reg_rtx): Likewise.
2507 * function.c (assign_parms): Likewise. If nominal_type needs
2508 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2509 rather than passed_type's alignment.
2512 * function.c (assign_parm_setup_stack): Adjust
2513 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2514 from nominal_mode on big endian.
2516 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2518 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2520 2009-07-10 DJ Delorie <dj@redhat.com>
2522 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2524 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2526 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2528 (thumb2_cbnz): Likewise.
2530 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2533 * config.gcc (supported_defaults): Add synci.
2534 (with_synci): Add validation.
2535 (all_defaults): Add synci.
2536 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2539 * config/mips/mips.opt (msynci): New option.
2540 * config/mips/mips.c (mips_override_options): Warn on use of
2541 -msynci for targets that do now support it.
2542 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2544 * gcc/doc/invoke.texi (-msynci): Document the new option.
2545 * doc/install.texi (--with-synci): Document the new option.
2547 2009-07-10 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/40496
2550 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2551 the PHI result with a compatible type.
2553 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2557 * c.opt (Wunused-result): New.
2558 * doc/invoke.texi: Document it.
2559 * c-common.c (c_warn_unused_result): Use it.
2561 2009-07-09 DJ Delorie <dj@redhat.com>
2563 * targhooks.c (default_target_can_inline_p): Rename from
2564 default_target_option_can_inline_p.
2565 * targhooks.h (default_target_can_inline_p): Likewise.
2566 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2567 TARGET_OPTION_CAN_INLINE_P.
2568 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2569 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2570 (mep_target_can_inline_p): Rename from
2571 mep_target_option_can_inline_p.
2574 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2575 registers used to pass vectors.
2577 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2579 2009-07-09 Tom Tromey <tromey@redhat.com>
2581 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2582 * config/mmix/mmix.c: Include dwarf2.h.
2583 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2584 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2585 * config/sh/sh.c: Include dwarf2.h.
2586 * config/i386/i386.c: Include dwarf2.h.
2587 * Makefile.in (DWARF2_H): Remove 'elf'.
2588 * except.c: Include dwarf2.h.
2589 * unwind-dw2.c: Include dwarf2.h.
2590 * dwarf2out.c: Include dwarf2.h.
2591 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2592 * unwind-dw2-fde.c: Include dwarf2.h.
2593 * dwarf2asm.c: Include dwarf2.h.
2595 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2597 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2598 (max_issue): Use it.
2599 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2601 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2602 (region_sched_info): Update.
2603 * sched-ebb.c (ebb_sched_info): Update.
2604 * modulo-sched.c (sms_sched_info): Update.
2605 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2607 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2609 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2611 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2613 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2615 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2618 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2619 arg1 with arg01 if arg1 is already INTEGER_CST.
2621 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2623 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2624 Transform (and (truncate)) into (truncate (and)).
2626 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2628 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2629 creating LHS paradoxical subregs. Fix surrounding returns to
2630 use NULL_RTX rather than 0.
2632 2009-07-08 DJ Delorie <dj@redhat.com>
2634 * config/mep/mep.c: (mep_option_can_inline_p): New.
2635 (TARGET_OPTION_CAN_INLINE_P): Define.
2637 2009-07-08 Mark Wielaard <mjw@redhat.com>
2640 * dwarf2out.c (add_data_member_location_attribute): When we have
2641 only a constant offset don't emit a new location description using
2642 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2645 2009-07-08 Richard Henderson <rth@redhat.com>
2648 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2649 (enum reg_class): Add CLOBBERED_REGS.
2650 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2651 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2652 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2653 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2654 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2655 force 64-bit sibcalls into R11.
2656 * config/i386/constraints.md (U): New constraint.
2657 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2658 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2659 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2661 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2663 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2665 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2666 * ebitmap.h (dump_ebitmap): Ditto.
2667 * optabs.h (optab_libfunc): Ditto.
2668 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2669 * tree-flow.h (vect_can_force_dr_alignment_p,
2670 get_vectype_for_scalar_type): Ditto.
2671 (vectorize_loops): Move prototype to ...
2672 * tree-vectorizer.h: ... here. Also, adjust comment.
2673 (vect_set_verbosity_level): Remove duplicate prototype.
2674 * tree-ssa-loop.c: Include tree-vectorizer.h.
2675 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2677 2009-07-08 Nick Clifton <nickc@redhat.com>
2679 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2682 2009-07-08 DJ Delorie <dj@redhat.com>
2684 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2685 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2686 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2688 * config/mep/intrinsics.md: Regenerated.
2689 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2690 registers when asm() or calls are detected.
2692 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2695 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2697 * gimple (gimple_build_call_from_tree): Likewise.
2698 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2699 no_warning flag before warning.
2701 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2703 * tree.c (set_expr_locus): Remove.
2704 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2705 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2707 * gimplify.c (internal_get_tmp_var): Likewise.
2708 (gimplify_call_expr): Likewise.
2709 (gimplify_one_sizepos): Likewise.
2711 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2714 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2715 to variables for debugging purposes.
2717 2009-06-23 Mark Loeser <mark@halcy0n.com>
2720 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2722 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2724 * pretty-print.c (pp_base_format): Remove %J.
2725 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2726 gcc_cxxdiag_char_table): Likewise.
2727 (init_dynamic_diag_info): Likewise.
2729 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2731 * pretty-print.c (pp_base_format): Remove %H.
2732 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2733 gcc_cxxdiag_char_table): Likewise.
2734 (init_dynamic_diag_info): Likewise.
2735 * config/mep/mep.c (mep_select_section): Likewise.
2737 2009-07-07 Duncan Sands <baldrick@free.fr>
2739 * final.c (pass_clean_state): Give the pass a name.
2740 * passes.c (pass_rest_of_compilation): Likewise.
2741 * tree-optimize.c (pass_all_optimizations): Likewise.
2743 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2745 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2746 an extra 'decl' for error_at.
2748 2009-07-07 Jakub Jelinek <jakub@redhat.com>
2751 * tree-tailcall.c (adjust_return_value_with_ops,
2752 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
2753 if it has complex or vector type.
2755 2009-07-07 Olivier Hainque <hainque@adacore.com>
2757 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
2760 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
2762 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2764 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2766 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
2767 * c-decl.c: Likewise.
2768 * function.c: Likewise.
2769 * varasm.c: Likewise.
2770 * tree-ssa.c: Likewise.
2771 * c-common.c: Likewise.
2772 * tree-cfg.c: Likewise.
2773 * config/spu/spu.c: Likewise.
2774 * config/ia64/ia64.c: Likewise.
2775 * config/v850/v850.c: Likewise.
2777 2009-07-06 DJ Delorie <dj@redhat.com>
2779 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
2780 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
2781 unspecified accesses to control registers.
2782 * config/mep/intrinsics.md: Regenerate.
2783 * config/mep/intrinsics.h: Regenerate.
2784 * config/mep/mep-intrin.h: Regenerate.
2786 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2788 * c-lex.c: Replace %H by an explicit location. Update all calls.
2789 * c-common.c: Likewise.
2790 * c-decl.c: Likewise.
2791 * c-typeck.c: Likewise.
2792 * fold-const.c: Likewise.
2793 * gimplify.c: Likewise.
2795 * tree-cfg.c: Likewise.
2796 * tree-ssa-loop-niter.c: Likewise.
2797 * tree-vrp.c: Likewise.
2798 * value-prof.c: Likewise.
2800 2009-07-06 Diego Novillo <dnovillo@google.com>
2802 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
2803 if it has one. Handle cases where VAR does not have an
2804 annotation or cfun is NULL.
2806 2009-07-06 Diego Novillo <dnovillo@google.com>
2808 * tree.c: Include debug.h.
2809 (initialize_tree_contains_struct): New.
2810 (init_ttree): Call it.
2811 (tree_node_structure_for_code): Factor out of ...
2812 (tree_node_structure): ... here.
2813 * treestruct.def (TS_PHI_NODE): Remove.
2814 (TS_GIMPLE_STATEMENT): Remove.
2816 2009-07-06 Diego Novillo <dnovillo@google.com>
2818 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
2819 (debug_tree_chain): Handle cycles.
2821 2009-07-06 Nick Clifton <nickc@redhat.com>
2822 DJ Delorie <dj@redhat.com>
2824 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2825 __FMOVD_ENABLED__ is defined.
2827 (TARGET_FMOVD): Provide a default definition.
2828 (MASK_FMOVD): Likewise.
2829 (TARGET_CPU_CPP_BUILTINS): Define
2830 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2831 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2832 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
2833 (split for DF load from memory into register): Also handle
2834 MEMs which consist of REG+DISP addressing.
2835 (split for DF store from register to memory): Likewise.
2836 (movsf_ie): Always use single fp_mode.
2837 * config/sh/sh.c (sh_override_options): Do not automatically
2838 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2839 that to the -mfmovd command line switch.
2840 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
2841 (fldi_ok): Always allow.
2842 * config/sh/sh.opt (mfmovd): Remove this switch.
2843 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2845 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
2846 Kaz Kojima <kkojima@gcc.gnu.org>
2848 PR rtl-optimization/30807
2849 * postreload.c (reload_combine): For every new use of REG_SUM,
2850 record the use of BASE.
2852 2009-07-06 Jan Hubicka <jh@suse.cz>
2854 * params.def: Revert my accidental commit at 2009-06-30.
2856 2009-07-04 Ian Lance Taylor <iant@google.com>
2859 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
2861 (mingw_format_attribute_overrides): Likewise.
2863 2009-07-04 Jakub Jelinek <jakub@redhat.com>
2866 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
2867 don't check cfa.reg. Instead of cfa.indirect use
2868 fde && fde->drap_reg != INVALID_REGNUM test.
2870 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
2872 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2874 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
2877 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2879 2009-07-03 Richard Guenther <rguenther@suse.de>
2881 PR tree-optimization/40640
2882 * tree-switch-conversion.c (build_arrays): Perform arithmetic
2885 2009-07-03 Jan Hubicka <jh@suse.cz>
2887 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2888 for size, reduce amount of inlining.
2890 2009-07-03 Richard Guenther <rguenther@suse.de>
2893 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2894 if t +- x is known to not overflow and the conversion widens the
2896 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2898 2009-07-03 Jan Hubicka <jh@suse.cz>
2900 * ipa-pure-const.c (analyze): Update loop optimizer init.
2901 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2902 try_remove_empty_loop, remove_empty_loops): Remove.
2903 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2904 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2905 to mark regular loops as neccesary.
2906 (degenerate_phi_p): New function.
2907 (propagate_necessity, remove_dead_phis): Use it.
2908 (forward_edge_to_pdom): Likewise.
2909 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2910 virtual PHI nodes that became unreachable.
2911 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2912 * tree-flow.h (remove_empty_loops): Remove.
2913 * passes.c (init_optimization_passes): Remove.
2915 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2917 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2918 can_create_pseudo_p.
2919 (*fix_trunc<mode>_i387_1): Ditto.
2920 (*floathi<mode>2_1): Ditto.
2921 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2922 (*fistdi2_1): Ditto.
2923 (*fist<mode>2_1): Ditto.
2924 (frndintxf2_floor): Ditto.
2925 (*fist<mode>2_floor_1): Ditto.
2926 (frndintxf2_ceil): Ditto.
2927 (*fist<mode>2_ceil_1): Ditto.
2928 (frndintxf2_trunc): Ditto.
2929 (frndintxf2_mask_pm): Ditto.
2930 (fxam<mode>2_i387_with_temp): Ditto.
2931 * config/i386/sse.md (mulv16qi3): Ditto.
2932 (*sse2_mulv4si3): Ditto.
2934 (sse4_2_pcmpestr): Ditto.
2935 (sse4_2_pcmpistr): Ditto.
2937 2009-07-03 Jan Hubicka <jh@suse.cz>
2939 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2940 (mark_stmt_necessary): Set it.
2941 (mark_operand_necessary): Set it.
2942 (mark_control_dependent_edges_necessary): Set it.
2943 (mark_virtual_phi_result_for_renaming): New function.
2944 (get_live_post_dom): New function.
2945 (forward_edge_to_pdom): New function.
2946 (remove_dead_stmt): Fix handling of control dependences.
2947 (tree_dce_init): Init new bitmap.
2948 (tree_dce_done): Free it.
2950 2009-07-02 Richard Guenther <rguenther@suse.de>
2953 * tree-ssa-structalias.c (new_var_info): Initialize
2956 2009-07-02 Jan Hubicka <jh@suse.cz>
2958 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2961 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2963 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2964 instead of recomputing it. Adjust calls.
2965 (emit_store_flag): Adjust recursive calls.
2967 2009-07-02 Richard Guenther <rguenther@suse.de>
2969 * tree-ssa-live.c (remove_unused_locals): Do not remove
2971 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2972 of DECL_EXTERNAL for HEAP variables.
2973 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2974 HEAP variables. Do not adjust RESTRICT vars.
2975 (find_what_var_points_to): Nobody cares if something
2978 2009-07-02 Ben Elliston <bje@au.ibm.com>
2980 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2981 pc_low and pc_high declarations to the top of the function.
2983 2009-07-01 DJ Delorie <dj@redhat.com>
2985 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2987 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2988 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2989 unspecified accesses to control registers.
2990 * config/mep/intrinsics.md: Regenerate.
2991 * config/mep/intrinsics.h: Regenerate.
2992 * config/mep/mep-intrin.h: Regenerate.
2994 2009-07-01 Anthony Green <green@moxielogic.com>
2996 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2997 instruction when possible.
2998 (moxie_expand_prologue): Ditto. Also, save an instruction and
2999 some complexity by popping off of $r12 instead of $sp.
3000 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3003 2009-07-01 Richard Henderson <rth@redhat.com>
3006 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3007 contained no insns, reposition note before last insn.
3009 2009-07-01 Richard Henderson <rth@redhat.com>
3012 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3013 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3015 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3018 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3019 darwin9 for printing reg addresses with %y.
3021 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3023 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3024 truncation from operands in binary operations.
3026 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3029 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3030 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3031 subreg of op0 to the original op0.
3033 * expmed.c (store_bit_field_1): Use a temporary as the destination
3034 instead of a paradoxical subreg when we need to truncate the result.
3036 2009-07-01 DJ Delorie <dj@redhat.com>
3038 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3039 names to VLIW variants.
3040 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3041 * config/mep/intrinsics.md: Regenerate.
3042 * config/mep/intrinsics.h: Regenerate.
3043 * config/mep/mep-intrin.h: Regenerate.
3045 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3048 * jump.c (returnjump_p): Revert last patch.
3049 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3051 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3054 * pa.md (casesi32p): Use jump table label to determine the offset
3056 (casesi64p): Likewise.
3058 * pa.c (forward_branch_p): Return bool type. Use instruction
3059 addresses when available. Assert that INSN has a jump label.
3060 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3063 2009-07-01 Richard Guenther <rguenther@suse.de>
3065 PR tree-optimization/19831
3066 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3067 that only act as barriers do not make any previous stores necessary.
3068 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3069 HEAP variables global, do not add a constraint from nonlocal.
3070 (find_func_aliases): Handle escapes through return statements.
3071 (compute_points_to_sets): Make escaped HEAP variables global.
3073 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3076 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3077 after reducing a DImode cstore to SImode.
3079 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3081 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3082 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3084 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3086 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3087 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3089 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3090 and umod_optab if TARGET_BSD_DIVMOD.
3091 * config/vax/lib1funcs.asm: New file.
3092 * config/vax/t-linux: New file.
3093 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3095 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3098 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3099 to type arguments that have void type.
3102 * dwarf2out.c (gen_formal_parameter_die): Call
3103 equate_decl_number_to_die if node is different from origin.
3105 2009-06-30 Anthony Green <green@moxielogic.com>
3107 Clean up moxie port for --enable-build-with-cxx.
3108 * config/moxie/moxie.c (moxie_function_value): First two
3109 parameters are const_tree, not tree.
3110 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3111 (REG_CLASS_NAMES): Ditto.
3112 (REGNO_REG_CLASS): Ditto.
3113 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3114 (moxie_function_value): Fix constyness of arguments.
3116 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3118 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3119 finalize_size_functions before further processing.
3120 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3121 (variable_size): Call self_referential_size on size expressions
3122 that contain a PLACEHOLDER_EXPR.
3123 (size_functions): New static variable.
3124 (copy_self_referential_tree_r): New static function.
3125 (self_referential_size): Likewise.
3126 (finalize_size_functions): New global function.
3127 * tree.c: Include tree-inline.h.
3128 (push_without_duplicates): New static function.
3129 (find_placeholder_in_expr): New global function.
3130 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3132 <tcc_expression>: Likewise.
3133 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3134 the call in the expression.
3135 * tree.h (finalize_size_functions): Declare.
3136 (find_placeholder_in_expr): Likewise.
3137 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3138 (substitute_placeholder_in_expr): Update comment.
3139 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3141 (copy_tree_body_r): Likewise.
3142 (copy_tree_body): New static function.
3143 (maybe_inline_call_in_expr): New global function.
3144 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3145 (maybe_inline_call_in_expr): Declare.
3146 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3147 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3150 2009-06-30 Richard Guenther <rguenther@suse.de>
3152 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3154 (propagate_necessity): Do not mark reaching defs of stores
3157 2009-06-30 Jan Hubicka <jh@suse.cz>
3159 * cfgloopanal.c (check_irred): Move into ...
3160 (mark_irreducible_loops): ... here; return true if ireducible
3162 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3163 (analyze_function): Try to prove loop finiteness.
3164 * cfgloop.h (mark_irreducible_loops): Update prototype.
3165 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3167 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3169 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3171 2009-06-30 Ira Rosen <irar@il.ibm.com>
3173 PR tree-optimization/40542
3174 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3177 2009-06-30 Martin Jambor <mjambor@suse.cz>
3179 PR tree-optimization/40582
3180 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3181 than useless_type_conversion_p.
3182 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3185 2009-06-30 Martin Jambor <mjambor@suse.cz>
3188 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3190 2009-06-30 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3193 use ao_ref references.
3194 (walk_aliased_vdefs): Likewise.
3195 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3196 * tree-ssa-dce.c (struct ref_data): Remove.
3197 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3198 (mark_aliased_reaching_defs_necessary): Adjust.
3199 (mark_all_reaching_defs_necessary_1): Likewise.
3201 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3204 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3205 (emit_store_flag_1): Extract from emit_store_flag, adjust
3206 calls to (what now is) emit_cstore.
3207 (emit_store_flag): Call emit_store_flag_1 and also use it
3208 for what used to be recursive calls.
3210 2009-06-30 Wei Guozhi <carrot@google.com>
3213 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3214 if the target bb post dominates from bb.
3215 * config/i386/i386.c (memory_address_length): Check existence of base
3216 register before using it.
3218 2009-06-30 Nick Clifton <nickc@redhat.com>
3219 DJ Delorie <dj@redhat.com>
3221 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3222 __FMOVD_ENABLED__ is defined.
3224 (TARGET_FMOVD): Provide a default definition.
3225 (MASK_FMOVD): Likewise.
3226 (TARGET_CPU_CPP_BUILTINS): Define
3227 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3228 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3229 two fmov instructions depending upon whether TARGET_FMOVD is
3231 (split for DF load from memory into register): Also handle
3232 MEMs which consist of REG+DISP addressing.
3233 (split for DF store from register to memory): Likewise.
3234 * config/sh/sh.opt (mfmovd): Remove this switch.
3235 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3236 * config/sh/sh.c (sh_override_options): Do not automatically
3237 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3238 that to the -mfmovd command line switch.
3240 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3242 (fldi_ok): Always allow.
3243 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3245 2009-06-29 DJ Delorie <dj@redhat.com>
3247 * doc/install.texi (mep-x-elf): Correct chip's full name.
3249 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3251 * doc/extend.texi: Fix typo.
3253 2009-06-29 Tom Tromey <tromey@redhat.com>
3256 * Makefile.in (DWARF2_H): New variable.
3258 (dwarf2out.o): Likewise.
3259 (dwarf2asm.o): Likewise.
3260 * config/i386/t-i386: Use DWARF2_H.
3261 * except.c: Include elf/dwarf2.h.
3262 * unwind-dw2.c: Include elf/dwarf2.h.
3263 * dwarf2out.c: Include elf/dwarf2.h.
3264 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3265 <dtprel>: New field.
3266 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3267 (size_of_loc_descr): Likewise.
3268 (output_loc_operands_raw): Likewise.
3269 (output_loc_operands): Handle new dtprel field.
3270 (loc_checksum): Update.
3271 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3272 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3273 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3274 * dwarf2asm.c: Include elf/dwarf2.h.
3275 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3276 * config/mmix/mmix.c: Include elf/dwarf2.h.
3277 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3278 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3279 * config/sh/sh.c: Include elf/dwarf2.h.
3280 * config/i386/i386.c: Include elf/dwarf2.h.
3282 2009-06-29 DJ Delorie <dj@redhat.com>
3284 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3286 * doc/extend.texi: Add MeP attributes and pragmas.
3287 * doc/invoke.text: Add MeP Options.
3288 * doc/contrib.texi: Add MeP contribution.
3289 * doc/md.texi: Add MeP constraints.
3290 * doc/install.texi: Add MeP target.
3292 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3294 * target.h (struct gcc_target): Add frame_pointer_required field.
3295 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3296 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3297 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3299 * reload1.c (update_eliminables): (Ditto.).
3300 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3301 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3302 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3304 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3306 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3307 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3308 (arm_frame_pointer_required): New function.
3310 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3311 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3312 (avr_frame_pointer_required_p): Declare as static.
3313 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3315 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3316 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3317 (bfin_frame_pointer_required): Make as static, change return type
3319 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3321 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3322 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3323 (cris_frame_pointer_required): New function.
3325 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3327 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3328 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3329 (fr30_frame_pointer_required): New function.
3331 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3332 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3333 (frv_frame_pointer_required): Make as static, change return type
3335 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3337 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3338 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3339 (ix86_frame_pointer_required): Make as static, change return type to
3341 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3343 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3344 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3346 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3348 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3350 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3352 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3353 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3354 (mips_frame_pointer_required): Make as static.
3355 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3357 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3358 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3359 (mmix_frame_pointer_required): Mew function.
3361 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3362 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3364 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3366 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3368 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3370 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3371 (CAN_ELIMINATE): Redefine.
3372 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3373 (sparc_frame_pointer_required): New function.
3374 (sparc_can_eliminate): New function.
3375 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3377 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3378 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3380 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3381 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3382 (xtensa_frame_pointer_required): Make as static, change return type
3384 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3387 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3389 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3390 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3391 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3392 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3393 (register_callback): Handle PLUGIN_START_UNIT.
3394 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3396 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3398 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3400 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3401 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3403 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3405 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3408 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3410 * doc/extend.texi (Additional Floating Types): __float128 is also
3411 supported on i386 targets.
3413 2009-06-29 Richard Guenther <rguenther@suse.de>
3416 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3418 (pt_solutions_same_restrict_base): Declare.
3419 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3421 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3422 (make_constraint_from, make_copy_constraint): Move earlier.
3423 (make_constraint_from_heapvar): New function.
3424 (make_constraint_from_restrict): Likewise.
3425 (handle_lhs_call): Use it.
3426 (find_func_aliases): Use it to track conversions to restrict
3428 (struct fieldoff): Add only_restrict_pointers flag.
3429 (push_fields_onto_fieldstack): Initialize it.
3430 (create_variable_info_for): Track global restrict qualified pointers.
3431 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3432 Track restrict qualified pointer arguments.
3433 (set_uids_in_ptset): Use varinfo is_global_var flag.
3434 (find_what_var_points_to): Set the vars_contains_restrict flag.
3435 Always create the points-to solution for sets including restrict tags.
3436 (pt_solutions_same_restrict_base): New function.
3437 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3438 qualified pointers use pt_solutions_same_restrict_base as
3439 additional source for disambiguation.
3441 2009-06-29 Richard Guenther <rguenther@suse.de>
3444 * alias.c (find_base_decl): Remove.
3445 (get_deref_alias_set_1): Remove restrict handling.
3446 * c-common.c (c_apply_type_quals_to_decl): Do not set
3447 DECL_POINTER_ALIAS_SET.
3448 * gimplify.c (find_single_pointer_decl_1): Remove.
3449 (find_single_pointer_decl): Likewise.
3450 (internal_get_tmp_var): Remove restrict handling.
3451 (gimple_regimplify_operands): Likewise.
3452 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3453 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3454 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3455 * tree.c (restrict_base_for_decl): Remove.
3456 (init_ttree): Do not allocate it.
3457 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3458 LABEL_DECL_UID for label decls.
3459 (copy_node_stat): Do not copy restrict information.
3460 (decl_restrict_base_lookup): Remove.
3461 (decl_restrict_base_insert): Likewise.
3462 (print_restrict_base_statistics): Likewise.
3463 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3464 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3465 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3466 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3467 (LABEL_DECL_UID): Adjust.
3468 (DECL_BASED_ON_RESTRICT_P): Remove.
3469 (DECL_GET_RESTRICT_BASE): Likewise.
3470 (SET_DECL_RESTRICT_BASE): Likewise.
3471 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3473 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3474 instead of DECL_POINTER_ALIAS_SET.
3475 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3476 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3477 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3479 2009-06-29 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/40579
3482 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3483 the IL to simplify has constants that overflowed.
3485 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3487 PR tree-optimization/40550
3488 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3489 vector_compute_type only when the size of vector_compute_type is
3490 less than the size of type.
3492 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3494 * fold-const.c (contains_label_1): Fix comments.
3495 (contains_label_p): Do not walk trees multiple time.
3497 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3499 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3500 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3501 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3502 ix86_fp_comparison_operator.
3503 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3504 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3505 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3506 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3507 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3508 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3509 (related splits): Change predicate to ix86_fp_comparison_operator.
3510 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3511 instead of ix86_fp_comparison_codes.
3512 (ix86_trivial_fp_comparison_operator,
3513 ix86_fp_comparison_operator): New.
3514 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3515 (ix86_expand_compare): Eliminate last two parameters.
3516 (ix86_fp_jump_nontrivial_p): Kill.
3517 * config/i386/i386.c (put_condition_code): Eliminate call to
3518 ix86_fp_comparison_codes and subsequent assertion.
3519 (ix86_fp_comparison_codes): Eliminate.
3520 (ix86_fp_swap_condition): New.
3521 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3522 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3523 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3524 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3525 and ix86_fp_swap_condition.
3526 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3527 Use ix86_fp_comparison_strategy.
3528 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3529 (ix86_fp_jump_nontrivial_p): Eliminate.
3530 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3531 call to ix86_expand_compare.
3532 (ix86_split_fp_branch, ix86_expand_setcc,
3533 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3534 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3536 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3538 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3539 related to jump_clobbers.
3540 * config/arm/arm.md (conds): Remove jump_clob case.
3541 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3542 splits): Change comparison_operator to arm_comparison_operator.
3543 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3546 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3548 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3549 condition for floating point modes.
3550 * expmed.c (emit_store_flag_1): Move here a bigger part
3552 (emit_store_flag): Try swapping the condition for floating point
3554 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3556 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3558 * expr.c (expand_expr_real_1): Just use do_store_flag.
3559 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3560 emit_store_flag_force.
3561 * expmed.c (emit_store_flag_force): Copy here trick
3562 previously in expand_expr_real_1. Try reversing the comparison.
3563 (emit_store_flag_1): Work if target is NULL.
3564 (emit_store_flag): Work if target is NULL, using the result mode
3565 from the comparison. Use split_comparison, restructure final part
3566 to simplify conditionals.
3568 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3570 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3571 * dojump.c (do_jump): Change handling of floating-point
3572 ops to use just do_compare_and_jump.
3573 (split_comparison): New.
3574 (do_compare_rtx_and_jump): Add here logic coming previously
3575 in do_jump, using split_comparison.
3577 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3580 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3582 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3584 * tree-ssa-alias.c: Fix unintentional commit.
3586 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3588 * passes.c (execute_one_pass): Fix unintentional commit.
3590 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3592 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3593 (df_rd_local_compute, df_md_local_compute): Inline them.
3595 (df_md_scratch): New.
3596 (df_md_alloc, df_md_free): Allocate/free it.
3597 (df_md_local_compute): Only include live registers in init.
3598 (df_md_transfer_function): Prune the in-set computed by
3599 the confluence function, and the gen-set too.
3601 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3603 PR rtl-optimization/26854
3604 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3605 * df-problems.c (df_rd_add_problem): Fix comment.
3606 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3607 df_md_simulate_artificial_defs_at_top,
3608 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3609 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3610 df_md_transfer_function, df_md_init, df_md_confluence_0,
3611 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3612 problem_MD, df_md_add_problem): New.
3613 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3614 df_md_get_bb_info): New.
3615 (DF_LAST_PROBLEM_PLUS1): Adjust.
3617 * Makefile.in (fwprop.o): Include domwalk.h.
3618 * fwprop.c: Include domwalk.h.
3619 (reg_defs, reg_defs_stack): New.
3620 (bitmap_only_bit_between): Remove.
3621 (process_defs): New.
3622 (process_uses): Use reg_defs and local_md instead of
3623 bitmap_only_bit_between and local_rd.
3624 (single_def_use_enter_block): New, from build_single_def_use_links.
3625 (single_def_use_leave_block): New.
3626 (build_single_def_use_links): Remove code moved to
3627 single_def_use_enter_block, invoke domwalk.
3628 (use_killed_between): Adjust comment.
3630 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3632 * bitmap.h (bitmap_ior_and_into): New.
3633 * bitmap.c (bitmap_ior_and_into): New.
3635 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3637 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3638 before_dom_children_before_stmts and after_dom_children_after_stmts.
3639 Rename the two remaining callbacks to just before_dom_children and
3640 after_dom_children. Remove other GIMPLE statement walking bits.
3641 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3642 * graphite.c: Do not include domwalk.h.
3643 * tree-into-ssa.c (interesting_blocks): New global.
3644 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3645 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3646 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3647 now that they're not domwalk callbacks.
3648 (rewrite_initialize_block): Rename to...
3649 (rewrite_enter_block): ... this, place after called functions. Test
3650 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3651 (rewrite_finalize_block): Rename to...
3652 (rewrite_leave_block): ... this, place after called functions.
3653 (rewrite_update_init_block): Rename to...
3654 (rewrite_update_enter_block): ... this, place after called functions.
3655 Test interesting_blocks, call rewrite_update_stmt and
3656 rewrite_update_phi_arguments.
3657 (rewrite_update_fini_block): Rename to...
3658 (rewrite_leave_block): ... this, place after called functions.
3659 (rewrite_blocks): Remove last argument, simplify initialization of
3661 (mark_def_sites_initialize_block): Rename to...
3662 (mark_def_sites_block): ... this, call mark_def_sites.
3663 (mark_def_sites_blocks): Remove argument, simplify initialization of
3665 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3666 (update_ssa): Likewise.
3667 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3669 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3670 (dom_opt_initialize_block): Rename to...
3671 (dom_opt_enter_block): ... this, place after called functions. Walk
3672 statements here, inline propagate_to_outgoing_edges.
3673 (dom_opt_finalize_block): Rename to...
3674 (dom_opt_leave_block): ... this, place after called functions.
3675 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3677 (dse_enter_block, dse_record_phi): New.
3678 (dse_record_phis): Delete.
3679 (dse_finalize_block): Rename to...
3680 (dse_leave_block): ... this.
3681 (tree_ssa_dse): Simplify initialization of walk_data.
3682 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3683 Adjust initialization of walk_data.
3684 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3685 * tree-ssa-loop-phiopt.c (get_non_trapping):
3686 Adjust initialization of walk_data.
3687 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3688 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3689 it's not a domwalk callback.
3690 (uncprop_initialize_block): Rename to...
3691 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3692 (dse_finalize_block): Rename to...
3693 (dse_leave_block): ... this.
3694 (tree_ssa_uncprop): Simplify initialization of walk_data.
3695 * Makefile.in: Adjust dependencies.
3697 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3699 * arm.md (casesi): Fix test for Thumb1.
3700 (thumb1_casesi_internal_pic): Likewise.
3701 (thumb1_casesi_dispatch): Likewise.
3703 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3705 * config/arm/arm-cores.def: Added core cortex-m0.
3706 * config/arm/arm-tune.md: Regenerated.
3707 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3709 2009-06-26 DJ Delorie <dj@redhat.com>
3711 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3713 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3714 the scheduler doesn't tag jump insns.
3716 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3718 * c-decl.c (merge_decls): Re-indent.
3720 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3723 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3724 Special-case decimal float constants.
3726 2009-06-26 Richard Henderson <rth@redhat.com>
3728 * function.h (struct function): Add cannot_be_copied_reason,
3729 and cannot_be_copied_set.
3730 * tree-inline.c (has_label_address_in_static_1): Rename from
3731 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3732 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3733 don't set inline_forbidden_reason.
3734 (copy_forbidden): New function, split out of inline_forbidden_p.
3735 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3736 (inline_forbidden_p): Use copy_forbidden.
3737 (tree_versionable_function_p): Likewise.
3738 (inlinable_function_p): Merge into tree_inlinable_function_p.
3739 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3740 * ipa-cp.c (ipcp_versionable_function_p): New function.
3741 (ipcp_cloning_candidate_p): Use it.
3742 (ipcp_node_modifiable_p): Likewise.
3744 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3746 * builtins.c (expand_builtin_alloca): Handle builtin alloca
3747 that is marked not to be inlined. Remove flag_mudflap use.
3748 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
3749 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
3751 2009-06-26 Steve Ellcey <sje@cup.hp.com>
3754 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
3755 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
3757 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
3759 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
3761 (__mingwthr_remove_key_dtor): Likewise.
3763 2009-06-26 Richard Guenther <rguenther@suse.de>
3765 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
3767 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
3770 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
3771 try the non-cond_exec path also.
3773 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3776 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
3777 (output_cbranch): Use new functions.
3778 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
3781 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3782 Pat Haugen <pthaugen@us.ibm.com>
3783 Revital Eres <ERES@il.ibm.com>
3785 * config/rs6000/rs6000.c (print_operand): Correct lossage message
3786 for %c error. Add %x support to print VSX registers as a unified
3787 register set, instead of separate float and altivec registers.
3788 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
3789 %y case, and add support for VSX pre-modify addresses.
3790 (output_toc): Add assert for CONST containing an integer constant
3792 (rs6000_adjust_cost): Add POWER7 support.
3793 (insn_must_be_first_in_group): Ditto.
3794 (insn_must_be_last_in_group): Ditto.
3795 (rs6000_emit_popcount): Ditto.
3796 (rs6000_vector_mode_supported_p): Ditto.
3798 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
3799 Change some of the functions called by macros to being called
3800 through a pointer, so debug functions can be inserted if
3801 -mdebug=addr or -mdebug=cost.
3802 (rs6000_preferred_reload_class_ptr): Ditto.
3803 (rs6000_secondary_reload_class_ptr): Ditto.
3804 (rs6000_secondary_memory_needed_ptr): Ditto.
3805 (rs6000_cannot_change_mode_class_ptr): Ditto.
3806 (rs6000_secondary_reload_inner): Ditto.
3807 (rs6000_legitimize_reload_address): Ditto.
3808 (rs6000_legitimize_reload_address_ptr): Ditto.
3809 (rs6000_mode_dependent_address): Ditto.
3810 (rs6000_mode_dependent_address_ptr): Ditto.
3812 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
3813 function to return true if the mode allows reg + integer
3815 (virtual_stack_registers_memory_p): New function to return true if
3816 the address refers to a virtual stack register.
3817 (rs6000_legitimate_offset_address_p): Move code to say whether a
3818 mode supports reg+int addressing to reg_offset_addressing_ok_p and
3820 (rs6000_legitimate_address_p): Add checks for modes that only can
3821 do reg+reg addressing. Start adding VSX support.
3822 (rs6000_legitimize_reload_address): Ditto.
3823 (rs6000_legitimize_address): Ditto.
3824 (rs6000_debug_legitimate_address_p): New debug functions for
3825 -mdebug=addr and -mdebug=cost.
3826 (rs6000_debug_rtx_costs): Ditto.
3827 (rs6000_debug_address_costs): Ditto.
3828 (rs6000_debug_adjust_cost): Ditto.
3829 (rs6000_debug_legitimize_address): Ditto.
3830 (rs6000_legitimize_reload_address_ptr): Point to call normal
3831 function or debug function. Make functions called via pointer
3833 (rs6000_mode_dependent_address_ptr): Ditto.
3834 (rs6000_secondary_reload_class_ptr): Ditto.
3835 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
3836 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
3837 into a friendlier error.
3838 (rs6000_init_builtins): Add initial VSX support.
3839 (rs6000_adjust_cost): Fix some spacing issues.
3841 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
3842 (REG_CLASS_NAMES): Ditto.
3843 (REG_CLASS_CONTENTS): Ditto.
3844 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
3845 pointer, to add -mdebug=addr support.
3846 (CANNOT_CHANGE_MODE_CLASS): Ditto.
3847 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
3848 -mdebug=addr support.
3849 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
3850 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
3851 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
3853 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
3855 (bswapsi*): Set attribute types for load/store. Add combiner
3856 patterns to eliminate zero extend on 64-bit.
3857 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
3858 stdbrx if the hardware supports those instructions.
3860 2009-06-25 Ian Lance Taylor <iant@google.com>
3862 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
3863 (Link Options): Document -static-libstdc++.
3865 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3868 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
3869 DATA_ALIGNMENT instead.
3871 2009-06-25 Richard Guenther <rguenther@suse.de>
3873 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
3874 indirect references against the callused/escaped solutions.
3875 (call_may_clobber_ref_p_1): Likewise.
3877 2009-06-25 Martin Jambor <mjambor@suse.cz>
3879 PR tree-optimization/40493
3880 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
3881 (enum unscalarized_data_handling): New type.
3882 (handle_unscalarized_data_in_subtree): Return what has been done.
3883 (load_assign_lhs_subreplacements): Handle left flushes differently.
3884 (sra_modify_assign): Use unscalarized_data_handling, simplified
3885 condition determining whether to remove the statement.
3887 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3889 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3890 excerpt - @ should be doubled for texinfo.
3892 2009-06-24 Ian Lance Taylor <iant@google.com>
3894 * config/arc/arc.c: Include "df.h".
3895 (arc_attribute_table): Make static. Move higher in file.
3896 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3897 (output_shift): Initialize n later to avoid warning.
3898 * config/arm/arm.c (arm_attribute_table): Make static. Move
3900 * config/avr/avr.c (avr_attribute_table): Make static. Move
3902 (reg_class_tab): Change array type from int to enum reg_class.
3903 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3905 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3906 (lshrhi3_out): Likewise.
3907 (class_likely_spilled_p): Change return type to bool.
3908 (avr_rtx_costs): Use local code variable with enum type.
3909 * config/avr/avr.md (movmemhi): Use add_reg_note.
3910 (andhi3, andsi3): Don't use AS2 with "and".
3911 (iorhi3, iorsi3): Don't use AS2 with "or".
3912 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3913 * config/crx/crx.c: Include "df.h".
3914 (crx_attribute_table): Make static.
3915 * config/m32r/m32r.c: Include "df.h".
3916 (m32r_attribute_table): Make static. Move higher in file.
3917 (pop): Use add_reg_note.
3918 (block_move_call): Change 0 to LCT_NORMAL in function call.
3919 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3920 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3921 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3922 declare, not just when TREE_CODE is defined.
3923 * config/m68hc11/m68hc11.c: Include "expr.h".
3924 (m68hc11_attribute_table): Make static. Move higher in file.
3925 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3927 (m68hc11_register_indirect_p): Likewise.
3928 (m68hc11_function_arg_padding): Change return type to enum
3930 (emit_move_after_reload): Use add_reg_note.
3931 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3932 (m68hc11_split_logical): Likewise.
3933 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3935 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3936 to VOIDmode in function call.
3937 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3939 (m68hc11_split_logical): Update declaration.
3940 (m68hc11_function_arg_padding): Update declaration.
3941 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3942 to array of enum reg_class.
3943 (mcore_attribute_table): Make static. Move higher in file.
3944 (mcore_rtx_costs): Add cast to enum type.
3945 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3946 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3947 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3949 * config/sh/predicates.md (trapping_target_operand): Rename and to
3951 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3953 * config/spu/spu.c (spu_attribute_table): Make static. Move
3955 * config/v850/v850.c (v850_attribute_table): Make static. Move
3957 (v850_rtx_costs): Use local code with enum type.
3958 (expand_epilogue): Add cast.
3959 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3961 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3964 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3965 -m2a-single-only and -m2a-nofpu.
3966 * config/sh/sh.opt: Document m2a generates FPU code.
3968 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3970 * defaults.h (CAN_ELIMINATE): Provide default.
3971 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3972 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3973 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3974 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3975 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3976 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3977 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3978 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3979 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3980 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3982 2009-06-24 DJ Delorie <dj@redhat.com>
3984 * mep-ext-cop.cpu: Fix copyright notice.
3985 * mep-default: Fix copyright notice.
3986 * mep-core: Fix copyright notice.
3987 * mep: Fix copyright notice.
3988 * mep-ivc2: Fix copyright notice.
3989 * mep-c5: Fix copyright notice.
3991 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3993 * doc/contrib.texi (Contributors):
3995 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3998 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3999 src and dst operands if necessary.
4001 2009-06-23 DJ Delorie <dj@redhat.com>
4004 * config.gcc: Add mep support.
4005 * recog.c: Resurrect validate_replace_rtx_subexp().
4006 * recog.h: Likewise.
4007 * config/mep/: Add new port:
4008 * config/mep/constraints.md: New file.
4009 * config/mep/default.h: New file.
4010 * config/mep/intrinsics.h: New file.
4011 * config/mep/intrinsics.md: New file.
4012 * config/mep/ivc2-template.h: New file.
4013 * config/mep/mep-c5.cpu: New file.
4014 * config/mep/mep-core.cpu: New file.
4015 * config/mep/mep-default.cpu: New file.
4016 * config/mep/mep-ext-cop.cpu: New file.
4017 * config/mep/mep-intrin.h: New file.
4018 * config/mep/mep-ivc2.cpu: New file.
4019 * config/mep/mep-lib1.asm: New file.
4020 * config/mep/mep-lib2.c: New file.
4021 * config/mep/mep-pragma.c: New file.
4022 * config/mep/mep-protos.h: New file.
4023 * config/mep/mep-tramp.c: New file.
4024 * config/mep/mep.c: New file.
4025 * config/mep/mep.cpu: New file.
4026 * config/mep/mep.h: New file.
4027 * config/mep/mep.md: New file.
4028 * config/mep/mep.opt: New file.
4029 * config/mep/predicates.md: New file.
4030 * config/mep/t-mep: New file.
4032 2009-06-23 Ian Lance Taylor <iant@google.com>
4034 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4035 from loose_warn into c_loose_warn and from strict_warn into
4036 c_strict_warn. Set and substitute warn_cxxflags. Check for
4037 --enable-build-with-cxx. Set and substitute
4038 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4039 * Makefile.in (CXXFLAGS): New variable.
4040 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4041 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4042 the default is the same as $(STRICT_WARN).
4043 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4044 (CXX): New variable.
4045 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4046 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4047 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4048 (HOST_LIBS): New variable.
4049 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4050 (ALL_CXXFLAGS): New variable.
4051 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4052 * doc/install.texi (Configuration): Document
4053 --enable-build-with-cxx, --with-stage1-ldflags,
4054 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4055 * configure: Rebuild.
4057 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4059 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4060 from previous commit.
4062 2009-06-23 Ian Lance Taylor <iant@google.com>
4064 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4066 2009-06-23 Ian Lance Taylor <iant@google.com>
4068 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4069 with ATTRIBUTE_UNUSED.
4071 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4072 Pat Haugen <pthaugen@us.ibm.com>
4073 Revital Eres <eres@il.ibm.com>
4075 * config.in (HAVE_AS_POPCNTD): Add default definition.
4076 (HAVE_AS_LWSYNC): Ditto.
4078 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4080 (gcc_cv_as_powerpc_cmpb): Ditto.
4081 (gcc_cv_as_powerpc_dfp): Ditto.
4082 (gcc_cv_as_powerpc_vsx): Ditto.
4083 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4084 supporting the popcntd/lwsync instructions.
4085 (gcc_cv_as_powerpc_lwsync): Ditto.
4086 * configure: Regenerate.
4088 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4089 -mcpu=native and -mcpu=power7.
4090 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4092 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4093 a variable instead of a mask to reduce the number of mask bits.
4094 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4095 (-mbit-word): Ditto.
4096 (-mregnames): Ditto.
4097 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4098 (-mfused-madd): Ditto.
4100 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4102 (-mvsx): New switch for VSX instructions.
4103 (-misel): Move from a variable to a mask to allow it to be set by
4106 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4107 function declaration to an array declaration.
4108 (rs6000_hard_regno_nregs): New external array declaration.
4110 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4111 files included by rs6000.md.
4113 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4114 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4116 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4118 (rs6000_debug_reg): New -mdebug= variables.
4119 (rs6000_debug_addr): Ditto.
4120 (rs6000_debug_cost): Ditto.
4121 (rs6000_pmode): New variable to hold Pmode.
4122 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4123 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4124 calculated at compiler start.
4125 (rs6000_hard_regno_nregs): Change function to an array which holds
4126 HARD_REGNO_NREGS calculated at compiler start.
4127 (rs6000_explicit_options): Delete isel field.
4128 (rs6000_vector_unit): New array to hold which vector unit
4129 supports arithmetic options for a given type.
4130 (rs6000_vector_mem): New array to hold which vector unit supports
4131 memory reference operations for a given type.
4132 (rs6000_vector_align): New array to given the alignment of each
4134 (power7_cost): New basic costs for power7.
4135 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4136 (rs6000_hard_regno_nregs_internal): New function, moved from
4137 HARD_REGNO_NREGS, to calculate the number of registers each hard
4138 register takes for each type.
4139 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4140 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4141 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4142 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4143 unit information here so it is calculated once at compiler startup
4145 (rs6000_override_options): Make -misel a target mask. Add more
4146 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4147 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4149 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4150 (rs6000_handle_option): Move -misel from variable to target mask.
4151 (rs6000_builtin_mask_for_load): Add VSX support.
4152 (rs6000_conditional_register_usage): Ditto.
4153 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4154 (function_arg_boundary): Ditto.
4155 (rs6000_expand_builtin): Ditto.
4156 (def_builtin): Make abort message a little friendlier.
4157 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4159 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4160 assembler support the popcntd instruction instead of a vsx
4161 instruction to enable power7 support.
4162 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4163 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4164 option to the assembler if -mcpu=native.
4165 (ASM_CPU_NATIVE_SPEC): Ditto.
4166 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4168 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4169 the lwsync instruction.
4170 (enum processor_type): Add PROCESSOR_POWER7.
4171 (rs6000_debug_reg): New -mdebug= options.
4172 (rs6000_debug_addr): Ditto.
4173 (rs6000_debug_cost): Ditto.
4174 (rs6000_isel): Delete.
4175 (enum rs6000_vector): New enum to say what vector unit we have.
4176 (VECTOR_UNIT_*): New macros to say which vector unit has
4177 arithmetic operations for a given type.
4178 (VECTOR_MEM_*): New macros to say which vector unit has memory
4179 operations for a given type.
4180 (TARGET_LDBRX): Whether the machine supports the ldbrx
4182 (TARGET_ISEL): Delete, -misel moved to be a mask.
4183 (TARGET_ISEL64): New macro for 64-bit isel support.
4184 (UNITS_PER_VSX_WORD): New macro.
4185 (POINTER_SIZE): Move to be an external variable, rather than
4186 calculating whether we are generating 32 ot 64-bit code.
4188 (STACK_BOUNDARY): Add VSX support.
4189 (LOCAL_ALIGNMENT): Ditto.
4190 (SLOW_UNALIGNED_ACCESS): Ditto.
4191 (VSX_REGNO_P): New macro for VSX support.
4192 (VFLOAT_REGNO_P): Ditto.
4193 (VINT_REGNO_P): Ditto.
4194 (VLOGICAL_REGNO_P): Ditto.
4195 (VSX_VECTOR_MODE): Ditto.
4196 (VSX_SCALAR_MODE): Ditto.
4198 (VSX_MOVE_MODE): Ditto.
4199 (VSX_REG_CLASS_P): Ditto.
4200 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4202 (UNITS_PER_SIMD_WORD): Add VSX support.
4203 (MODES_TIEABLE_P): Ditto.
4204 (STARTING_FRAME_OFFSET): Ditto.
4205 (STACK_DYNAMIC_OFFSET): Ditto.
4206 (EPILOGUE_USES): Ditto.
4207 (REGNO_REG_CLASS): Move to array lookup.
4208 (CLASS_MAX_NREGS): Ditto.
4209 (rs6000_vector_reg_class): Add declaration.
4210 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4211 overlap with the floating point and Altivec registers.
4213 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4215 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4216 give the appropriate asm switches if -mcpu=native.
4217 (host_detect_local_cpu): Add support for "asm".
4218 (host_detect_local_cpu): Follow GNU code guidelines for name.
4220 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4221 -mbit-word to a variable instead of being a target mask.
4223 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4224 emit the lwsync instruction instead of emitting the instruction as
4225 an integer constant.
4227 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4228 fixuns_trundfsi2, move expander into rs6000.md.
4230 * config/rs6000/rs6000.md (cpu): Add power7.
4231 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4232 (logical predicate patterns): Change the single instruction
4233 primitives that set CR0 to be fast_compare instead of compare.
4235 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4236 (popcntddi2): Ditto.
4237 (popcount<mode>): Ditto.
4238 (floating multiply/add insns): Name the floating point
4240 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4241 (isel_unsigned_<mode>): Ditto.
4242 (fixuns_trundfsi2): Move expander here from spe.md.
4243 (smindi3): Define if we have -misel on 64-bit systems.
4248 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4250 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4252 * config/avr/avr.c (avr_current_device): New variable.
4253 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4254 (avr_arch, mcu_type_s): Move to avr.h.
4255 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4256 default_data_section_start fields.
4257 (avr_arch): Moved from avr.c.
4258 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4259 library_name fields.
4260 (avr_current_device, avr_mcu_types, avr_arch_types,
4261 avr_device_to_arch, avr_device_to_data_start,
4262 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4263 (EXTRA_SPEC_FUNCTIONS): Define.
4264 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4265 options mapping. Use device_to_arch and device_to_data_start insted.
4266 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4267 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4268 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4269 * config/avr/driver-avr.c: New file.
4270 * config/avr/avr-devices.c: New file.
4272 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4274 * var-tracking.c (unshare_variable): Force initialized to
4275 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4276 (set_variable_part): Likewise.
4277 (struct variable_union_info): Remove pos_src field.
4278 (vui_vec, vui_allocated): New variables.
4279 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4280 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4281 == 1 use a simpler sorting algorithm. Compute pos field right
4282 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4283 Avoid quadratic comparison if !flag_var_tracking_uninit.
4284 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4285 unshare_variable unconditionally.
4286 (dataflow_set_different_2): Removed.
4287 (dataflow_set_different): Don't traverse second hash table.
4288 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4289 unconditionally to var_reg_set or var_mem_set.
4290 (emit_notes_in_bb): Likewise.
4291 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4293 (emit_note_insn_var_location): Don't set initialized to
4294 VAR_INIT_STATUS_INITIALIZED early.
4295 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4297 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4299 * tree-object-size.c (addr_object_size): Instead of checking
4300 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4301 are no FIELD_DECLs following it.
4303 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4305 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4306 order to match bswaps with signed source operands.
4308 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4310 * sdbout.c (sdbout_one_type): Fix braces in switch.
4312 2009-06-23 Richard Guenther <rguenther@suse.de>
4314 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4316 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4317 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4318 var_callused, callused_tree, var_storedanything, storedanything_tree,
4319 var_integer, integer_tree): Remove global variables.
4320 (new_var_info): Do not pass new id, append the new var to the
4321 global variable vector.
4322 (do_ds_constraint): Use is_global_var member of the variable-info.
4323 (new_scalar_tmp_constraint_exp): Adjust.
4324 (create_function_info_for): Likewise.
4325 (create_variable_info_for): Likewise.
4326 (find_what_var_points_to): Remove dead code.
4327 (init_base_vars): Simplify.
4328 (compute_points_to_sets): Adjust.
4330 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4332 * combine.c (try_combine): Dump information about the insns we're
4335 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4337 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4338 check when calling force_to_mode on TRUNCATE's operand.
4340 2009-06-22 Ian Lance Taylor <iant@google.com>
4342 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4344 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4346 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4348 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4350 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4351 override library linkage flags such as -static-libgcc or
4354 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4356 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4358 2009-06-22 Ian Lance Taylor <iant@google.com>
4360 * config/linux.opt: Put mglibc ahead of muclibc.
4362 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4363 for duplicate decls.
4365 2009-06-22 Matthias Klose <doko@ubuntu.com>
4367 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4369 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4372 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4373 instead of NULL if a parser error occurs.
4375 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4377 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4378 non-DWARF2_DEBUGGING_INFO version.
4380 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4382 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4383 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4385 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4386 (LIBGCC2_TF_CEXT): Define.
4389 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4392 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4394 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4396 * config/arm/arm.c (arm_override_options): Disable
4397 -mcaller-super-interworking and -mcallee-super-interworking.
4398 * doc/invoke.texi (ARM Options): Document this.
4400 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4402 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4403 * config/arm/constraints.md (j): New constraint for movw operands.
4404 (N): Remove thumb2 meaning.
4405 * config/arm/arm.md (*arm_movw): Delete.
4406 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4407 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4408 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4410 2009-06-22 Martin Jambor <mjambor@suse.cz>
4412 PR tree-optimization/40492
4413 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4414 build_ref_for_offset.
4416 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4418 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4419 JUMP_TABLE_DATA_P predicates where applicable.
4420 * auto-inc-dec.c: Ditto.
4421 * builtins.c: Ditto.
4422 * caller-save.c: Ditto.
4424 * cfgcleanup.c: Ditto.
4425 * cfglayout.c: Ditto.
4428 * combine-stack-adj.c: Ditto.
4434 * dwarf2asm.c: Ditto.
4435 * dwarf2out.c: Ditto.
4436 * emit-rtl.c: Ditto.
4442 * function.c: Ditto.
4445 * genpreds.c: Ditto.
4446 * genrecog.c: Ditto.
4448 * ira-costs.c: Ditto.
4449 * ira-lives.c: Ditto.
4452 * lower-subreg.c: Ditto.
4453 * modulo-sched.c: Ditto.
4455 * postreload.c: Ditto.
4456 * print-rtl.c: Ditto.
4465 * sched-vis.c: Ditto.
4467 * sel-sched-ir.c: Ditto.
4468 * simplify-rtx.c: Ditto.
4469 * targhooks.c: Ditto.
4470 * var-tracking.c: Ditto.
4471 * vmsdbgout.c: Ditto.
4473 2009-06-22 Matthias Klose <doko@ubuntu.com>
4475 * Makefile.in (install-plugin): Always use DESTDIR.
4477 2009-06-22 Olivier Hainque <hainque@adacore.com>
4479 * config/pa/pa.c (output_call): Don't optimize post call jumps
4480 into return address adjustments if the call may throw.
4482 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4484 * arm.c (thumb1_output_casesi): New function.
4485 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4486 optimizing for size or PIC.
4487 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4488 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4489 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4490 (thumb1_casesi_internal_pic): New expand rule.
4491 (thumb1_casesi_dispatch): New pattern.
4492 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4494 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4495 in the text seciton when PIC or optimizing for size.
4496 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4497 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4498 preservation properties of code.
4499 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4500 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4501 (__gnu_thumb1_case_si): New function.
4502 * t-arm (LIB1ASMSRC): Define here.
4503 (LIB1ASMFUNCS): Add some common functions.
4504 * t-arm-elf (LIB1ASMSRC): Delete.
4505 (LIB1ASMFUNCS): Append to existing set.
4506 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4507 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4508 * t-symbian (LIB1ASMFUNCS): Likewise.
4509 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4510 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4512 2009-06-21 Richard Guenther <rguenther@suse.de>
4514 PR tree-optimization/38729
4515 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4516 to loops with a single exit if -fno-expensive-optimizations.
4518 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4520 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4521 (dataflow_set): Change vars type from htab_t to shared_hash.
4522 (shared_hash_pool, empty_shared_hash): New variables.
4523 (vars_clear): Removed.
4524 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4525 shared_hash_find_slot_unshare, shared_hash_find_slot,
4526 shared_hash_find_slot_noinsert, shared_hash_find): New
4528 (shared_hash_unshare, shared_hash_destroy): New functions.
4529 (unshare_variable): Unshare set->vars if shared, use
4531 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4532 (get_init_value, find_src_set_src, dump_dataflow_set,
4533 clobber_variable_part, emit_notes_for_differences): Use
4535 (dataflow_set_init): Remove second argument, set vars to
4536 empty_shared_hash instead of creating a new htab.
4537 (dataflow_set_clear): Call shared_hash_destroy and set vars
4538 to empty_shared_hash instead of calling vars_clear.
4539 (dataflow_set_copy): Don't call vars_copy, instead just share
4540 the src htab with dst.
4541 (variable_union): Use shared_hash_*, use initially NO_INSERT
4542 lookup if set->vars is shared. Don't keep slot cleared before
4543 calling unshare_variable. Unshare set->vars if needed.
4544 Even ->refcount == 1 vars must be unshared if set->vars is shared
4545 and var needs to be modified.
4546 (variable_canonicalize): New function.
4547 (dataflow_set_union): If dst->vars is empty, just share src->vars
4548 with dst->vars and traverse with variable_canonicalize to canonicalize
4549 and unshare what is needed.
4550 (dataflow_set_different): If old_set and new_set use the same shared
4551 htab, they aren't different. If number of htab elements is different,
4552 htabs are different. Use shared_hash_*.
4553 (dataflow_set_destroy): Call shared_hash_destroy instead of
4555 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4556 second argument to dataflow_set_init.
4557 (vt_initialize): Likewise. Initialize shared_hash_pool and
4558 empty_shared_hash, move bb in/out initialization afterwards.
4559 Use variable_htab_free instead of NULL as changed_variables del hook.
4560 (variable_was_changed): Change type of second argument to pointer to
4561 dataflow_set. When inserting var into changed_variables, bump
4562 refcount. Unshare set->vars if set is shared htab and slot needs to
4564 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4565 lookup if set->vars is shared. Unshare set->vars if needed.
4566 Even ->refcount == 1 vars must be unshared if set->vars is shared
4567 and var needs to be modified. Adjust variable_was_changed caller.
4568 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4569 vars must be unshared if set->vars is shared and var needs to be
4570 modified. Adjust variable_was_changed caller.
4571 (emit_note_insn_var_location): Don't pool_free var.
4572 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4574 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4575 free_alloc_pool on shared_hash_pool.
4577 2009-06-20 Anthony Green <green@moxielogic.com>
4579 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4580 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4582 2009-06-20 Richard Guenther <rguenther@suse.de>
4584 * tree-ssa-structalias.c (find_func_aliases): For memset use
4585 a constraint from NULL if we memset to zero.
4586 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4587 we explicitly handle that do not read from memory.
4588 (call_may_clobber_ref_p_1): Properly handle builtins that may
4591 2009-06-20 Richard Guenther <rguenther@suse.de>
4593 PR tree-optimization/40495
4594 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4595 (new_scalar_tmp_constraint_exp): New function.
4596 (process_constraint): Do not create temporary decls.
4597 (process_all_all_constraints): Likewise.
4598 (handle_const_call): Likewise.
4599 (create_function_info_for): Do not set decl.
4601 2009-06-19 Ian Lance Taylor <iant@google.com>
4603 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4604 (rs6000_attribute_table): Make static; move before use.
4606 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4608 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4609 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4610 Propagate the TREE_READONLY flag without overwriting it.
4611 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4612 Propagate the TREE_READONLY flag onto the result.
4613 (process_call_operands): Move around. Use correct constant value.
4615 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4618 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4619 * config/arm/arm.md: Likewise.
4621 2009-06-19 Ian Lance Taylor <iant@google.com>
4623 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4624 to GIMPLE_ERROR_MARK.
4626 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4627 op2_original_type parameters. Warn about using different enum types.
4628 * c-parser.c (c_parser_conditional_expression): Pass original
4629 types to build_conditional_expr.
4630 * c-tree.h (build_conditional_expr): Update declaration.
4632 2009-06-19 Ian Lance Taylor <iant@google.com>
4634 * config/i386/i386.c (ix86_function_specific_save): Test that
4635 fields match values, rather than testing the values are in a
4638 2009-06-19 Richard Guenther <rguenther@suse.de>
4640 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4642 (ptr_derefs_may_alias_p): Likewise.
4643 (ptr_deref_may_alias_ref_p_1): New function.
4644 (ptr_deref_may_alias_ref_p): Likewise.
4645 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4646 covered by looking at the ESCAPED solution.
4647 (call_may_clobber_ref_p_1): Likewise.
4648 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4649 Handle NULL_TREE offset. Do not produce redundant constraints.
4650 (process_all_all_constraints): New helper function.
4651 (do_structure_copy): Use it.
4652 (handle_lhs_call): Likewise.
4653 (find_func_aliases): Handle some builtins with pointer arguments
4654 and/or return values explicitly.
4656 2009-06-19 Ian Lance Taylor <iant@google.com>
4658 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4660 2009-06-19 Ian Lance Taylor <iant@google.com>
4662 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4664 2009-06-19 Ian Lance Taylor <iant@google.com>
4666 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4667 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4670 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4671 uninitialized const.
4673 2009-06-19 Ian Lance Taylor <iant@google.com>
4675 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4678 * c-decl.c (in_struct, struct_types): Remove.
4679 (struct c_binding): Add in_struct field.
4680 (c_binding_ptr): Define type, along with VEC.
4681 (struct c_struct_parse_info): Define.
4682 (struct_parse_info): New static variable.
4683 (bind): Initialize in_struct field.
4684 (start_struct): Remove enclosing_in_struct and
4685 enclosing_struct_types parameters. Add
4686 enclosing_struct_parse_info parameter. Change all callers. Set
4687 struct_parse_info rather than in_struct and struct_types.
4688 (grokfield): If -Wc++-compat and there is a symbol binding for the
4689 field name, set the in_struct flag and push it on the
4690 struct_parse_info->fields vector.
4691 (warn_cxx_compat_finish_struct): New static function.
4692 (finish_struct): Remove enclosing_in_struct and
4693 enclosing_struct_types parameters. Add
4694 enclosing_struct_parse_info parameter. Change all callers. Don't
4695 set C_TYPE_DEFINED_IN_STRUCT here. Call
4696 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4697 parameter. Only push on struct_types if warn_cxx_compat.
4698 (finish_enum): Only push on struct_types if warn_cxx_compat.
4699 (declspecs_add_type): Add loc parameter. Change all callers.
4700 Change all error calls to error_at. Pass loc, not input_location,
4701 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4702 defined in a struct. If -Wc++-compat and parsing a struct, record
4703 that a typedef name was used.
4704 * c-parser.c (c_parser_declspecs): Get location to pass to
4706 (c_parser_struct_or_union_specifier): Update calls to start_struct
4708 * c-tree.h (struct c_struct_parse_info): Declare.
4709 (finish_struct, start_struct): Update declarations.
4710 (declspecs_add_type): Update declaration.
4712 2009-06-19 Ian Lance Taylor <iant@google.com>
4714 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4715 variable with an anonymous type.
4717 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4719 * see.c: Remove for real.
4721 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4723 * optabs.h (enum optab_index): Add new OTI_significand.
4724 (significand_optab): Define corresponding macro.
4725 * optabs.c (init_optabs): Initialize significand_optab.
4726 * genopinit.c (optabs): Implement significand_optab using
4727 significand?f2 patterns.
4728 * builtins.c (expand_builtin_mathfn): Handle
4729 BUILT_IN_SIGNIFICAND{,F,L}.
4730 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4731 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4733 * config/i386/i386.md (significandxf2, significand<mode>2): New
4734 expanders to implement significandf, significand and significandl
4735 built-ins as inline x87 intrinsics.
4737 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4739 * config/avr/avr.c (avr_override_options): Remove setting value of
4740 PARAM_INLINE_CALL_COST.
4742 2009-06-18 Richard Henderson <rth@redhat.com>
4745 * tree-pass.h (TDF_ASMNAME): New.
4746 * tree-dump.c (dump_options): Add asmname.
4747 * doc/invoke.texi: Document it.
4749 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
4750 (dump_decl_name): ...here.
4751 (dump_function_name): New flags arg; mind TDF_ASMNAME.
4752 (dump_generic_node): Update dump_function_name calls.
4753 (print_call_name): New flags arg; update all dump calls.
4754 * diagnostic.h (print_call_name): Update.
4755 * gimple-pretty-print.c (dump_gimple_call): Update.
4757 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
4760 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
4762 2009-06-18 Diego Novillo <dnovillo@google.com>
4764 * doc/plugins.texi: Document plugin_is_GPL_compatible.
4765 * plugin.c (str_license): Declare.
4766 (try_init_one_plugin): Assert that the symbol
4767 'plugin_is_GPL_compatible' exists.
4769 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
4772 * Makefile.in (OBJS-common): Remove see.o.
4774 * common.opt (fsee): Mark as preserved for backward compatibility.
4775 * opts.c (common_handle_option): Add OPT_fsee to the backward
4776 compatibility section.
4777 * passes.c (init_optimization_passes, pass_see): Remove pass.
4778 * timevar.def (TV_SEE): Remove.
4779 * tree-pass.h (pass_see): Remove declaration.
4780 * doc/invoke.texi (-fsee): Remove documentation.
4782 2009-06-18 Martin Jambor <mjambor@suse.cz>
4784 * tree-sra.c: Include statistics.h
4785 (sra_stats): New variable.
4786 (sra_initialize): Clear sra_stats.
4787 (create_access_replacement): Increment sra_stats.replacements.
4788 (get_access_replacement): Do not return twice.
4789 (analyze_all_variable_accesses): Increment statistics counter by the
4790 number of scalarized aggregates.
4791 (generate_subtree_copies): Increment sra_stats.subtree_copies.
4792 (sra_modify_expr): Increment sra_stats.exprs.
4793 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
4794 (sra_modify_assign): Increment sra_stats.exprs,
4795 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
4796 (perform_intra_sra): Update statistics counters.
4797 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
4799 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4801 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
4802 (arm_scalar_mode_supported_p): New function.
4804 2009-06-18 Paul Brook <paul@codesourcery.com>
4805 Sandra Loosemore <sandra@codesourcery.com>
4807 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
4808 (__extendhfsf2, __truncsfhf2): Define.
4809 * config/arm/fp16.c: New file.
4810 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4811 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
4813 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
4815 * doc/extend.texi (Half-Precision): New section.
4816 * doc/invoke.texi (Option Summary): List -mfp16-format.
4817 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
4818 * config/arm/arm.opt (mfp16-format=): New.
4819 * config/arm/arm.c: Include intl.h.
4820 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
4821 (TARGET_INVALID_RETURN_TYPE): Redefine.
4822 (TARGET_PROMOTED_TYPE): Redefine.
4823 (TARGET_CONVERT_TO_TYPE): Redefine.
4824 (arm_fp16_format): Define.
4825 (all_fpus): Add entry for neon-fp16.
4826 (fp_model_for_fpu): Likewise.
4827 (struct fp16_format): Declare.
4828 (all_fp16_formats): Define.
4829 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
4831 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
4833 (arm_legitimate_index_p): Treat HFmode like HImode.
4834 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
4835 (coproc_secondary_reload_class): Special-case HFmode.
4836 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
4837 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
4838 (arm_init_fp16_builtins): New.
4839 (arm_init_builtins): Call it.
4840 (arm_invalid_parameter_type): New.
4841 (arm_invalid_return_type): New.
4842 (arm_promoted_type): New.
4843 (arm_convert_to_type).
4844 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
4846 (arm_emit_fp16_const): New function.
4847 (arm_mangle_type): Mangle __fp16 as "Dh".
4848 * config/arm/arm.h (TARGET_VFPD32): Make it know about
4850 (TARGET_NEON_FP16): New.
4851 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
4852 (enum fputype): Add FPUTYPE_NEON_FP16.
4853 (enum arm_fp16_format_type): Declare.
4854 (arm_fp16_format): Declare.
4855 (LARGEST_EXPONENT_IS_NORMAL): Define.
4856 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
4857 * config/arm/arm-modes.def (HFmode): Define.
4858 * config/arm/vfp.md: (*movhf_vfp): New.
4861 * config/arm/arm.md: (fpu): Add neon_fp16.
4862 (floatsihf2, floatdihf2): New.
4863 (fix_trunchfsi2, fix_trunchfdi2): New.
4867 (*arm32_movhf): New.
4868 (*thumb1_movhf): New.
4869 (consttable_2): Add check for HFmode constants.
4870 (consttable_4): Handle HFmode constants.
4872 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
4874 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
4876 2009-06-17 Olivier Hainque <hainque@adacore.com>
4878 * collect2.c (main): Use CONST_CAST2 to perform char ** to
4879 const char ** conversion in AIX specific section.
4881 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
4883 * config/i386/i386.c (ix86_special_builtin_type): Remove
4884 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
4885 (bdesc_special_args): Updated.
4886 (ix86_init_mmx_sse_builtins): Likewise.
4887 (ix86_expand_special_args_builtin): Likewise.
4889 2009-06-17 Richard Henderson <rth@redhat.com>
4891 * tree-pretty-print.c (maybe_dump_asm_name): New.
4892 (dump_decl_name): Use it.
4893 (PRINT_FUNCTION_NAME): Merge into...
4894 (dump_function_name): ... here. Use maybe_dump_asm_name.
4896 2009-06-17 Cary Coutant <ccoutant@google.com>
4898 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4900 * debug.c (struct gcc_debug_hooks): Change placeholder for
4902 (debug_nothing_int_charstar_int): Replaced by...
4903 (debug_nothing_int_charstar_int_bool): ...this.
4904 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4905 source_line prototype.
4906 (debug_nothing_int_charstar_int): Replaced by...
4907 (debug_nothing_int_charstar_int_bool): ...this.
4908 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4909 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4910 Output is_stmt operand when necessary.
4911 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4912 (notice_source_line): Add is_stmt parameter.
4913 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4914 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4916 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4917 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4919 2009-06-17 Ian Lance Taylor <iant@google.com>
4921 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4923 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4926 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4928 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4929 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4930 tree_strip_sign_nop_conversions and
4931 tree_ssa_strip_useless_type_conversions rather than stripping
4932 the operations here.
4933 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4935 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4936 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4937 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4938 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4941 2009-06-17 Michael Eager <eager@eagercon.com>
4943 * config/rs6000/constraints.md (register_constraint "d"): New.
4944 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4945 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4946 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4947 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4948 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4949 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4950 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4951 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4952 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4953 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4955 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4956 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4957 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4958 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4959 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4960 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4961 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4962 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4963 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4964 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4965 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4966 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4967 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4968 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4970 2009-06-16 Ian Lance Taylor <iant@google.com>
4972 * profile.c (total_num_never_executed): Don't define.
4973 (compute_branch_probabilities): Don't count or print
4975 (init_branch_prob): Don't set total_num_never_executed.
4976 (end_branch_prob): Don't print total_num_never_executed.
4978 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4980 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4982 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4984 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4985 (nabstd2_fpr): Same.
4987 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4989 * expr.c (expand_assignment): Change complex type check.
4991 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4993 * doc/plugins.texi (Building GCC plugins): Added new section.
4995 2009-06-17 Ian Lance Taylor <iant@google.com>
4997 * c-pch.c (get_ident): Don't set size of templ array.
4998 (pch_init): Don't set size of partial_pch array.
5000 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5001 string constant to intialize an array whose size is the length of
5004 2009-06-17 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/40389
5007 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5008 to addressable types.
5009 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5011 2009-06-17 Richard Guenther <rguenther@suse.de>
5014 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5015 if there is no evolution of left in the loop bail out.
5016 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5017 chrec_fold_multiply.
5019 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5020 Janis Johnson <janis187@us.ibm.com>
5023 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5024 for the symbol ref of a constant that is the source of a move
5025 - nor for any other not-obvious-label-ref constants.
5027 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5029 * plugin.c (position_pass): Skip newly inserted pass during list
5030 traversal to avoid repeated insertion.
5032 2009-06-16 Ian Lance Taylor <iant@google.com>
5034 * vec.h (VEC_stack_alloc): Define different version if
5035 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5036 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5037 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5038 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5040 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5042 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5044 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5045 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5046 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5047 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5048 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5049 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5050 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5051 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5052 __builtin_ia32_rdtscp.
5053 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5054 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5055 and __builtin_ia32_rorhi.
5056 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5057 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5058 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5059 (ix86_expand_args_builtin): Likewise.
5060 (ix86_expand_special_args_builtin): Likewise.
5062 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5063 (UNSPECV_RDTSC): Likewise.
5064 (UNSPECV_RDPMC): Likewise.
5065 (*bsr): Renamed to ...
5067 (*bsr_rex64): Renamed to ...
5071 (*rdpmc_rex64): Likewise.
5074 (*rdtsc_rex64): Likewise.
5076 (*rdtscp): Likewise.
5077 (*rdtscp_rex64): Likewise.
5079 * config/i386/ia32intrin.h: New.
5081 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5083 2009-06-16 Ian Lance Taylor <iant@google.com>
5085 * ira-build.c (copy_info_to_removed_store_destinations):
5086 Initialize parent_a.
5088 2009-06-16 Ian Lance Taylor <iant@google.com>
5090 * c-decl.c (grokdeclarator): Change size_varies to bool.
5092 2009-06-16 Ian Lance Taylor <iant@google.com>
5094 * sel-sched.c: Make forward declarations of move_op_hooks and
5095 fur_hooks explicitly extern.
5097 2009-06-16 Ian Lance Taylor <iant@google.com>
5099 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5100 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5102 2009-06-16 Ian Lance Taylor <iant@google.com>
5104 * resource.c (mark_referenced_resources): Change
5105 include_delayed_effects parameter to bool. Change all callers.
5106 (mark_end_of_function_resources): Likewise.
5107 * reorg.c (insn_references_resource_p): Likewise.
5108 (insn_sets_resource_p): Likewise.
5109 * resource.h (mark_referenced_resources): Update declaration.
5110 (mark_end_of_function_resources): Update declaration.
5112 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5114 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5116 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5118 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5119 GCC can bootstrap on AIX with GNU Binutils 2.20.
5121 2009-06-16 Ian Lance Taylor <iant@google.com>
5123 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5125 2009-06-16 Ian Lance Taylor <iant@google.com>
5127 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5128 inline, not extern inline.
5129 (exact_log2): Likewise.
5130 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5132 (exact_log2): Likewise, but don't test CTZ_HWI.
5134 2009-06-16 Ian Lance Taylor <iant@google.com>
5136 * bitmap.c (bitmap_clear): Don't declare as inline.
5137 * gimple.c (gimplify_assign): Likewise.
5138 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5139 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5140 (sched_scan_info): Remove duplicate definition.
5142 2009-06-16 Ian Lance Taylor <iant@google.com>
5144 * c-common.c (skip_evaluation): Don't define.
5145 (c_inhibit_evaluation_warnings): Define global variable.
5146 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5147 than skip_evaluation.
5148 (convert_and_check, warn_for_div_by_zero): Likewise.
5149 * c-common.h (skip_evaluation): Don't declare.
5150 (c_inhibit_evaluation_warnings): Declare.
5151 * c-parser.c (c_parser_typeof_specifier): Set
5152 c_inhibit_evaluation_warnings rather than skip_evaluation.
5153 (c_parser_conditional_expression): Likewise.
5154 (c_parser_binary_expression): Likewise.
5155 (c_parser_sizeof_expression): Likewise.
5156 (c_parser_alignof_expression): Likewise.
5157 * c-typeck.c (build_indirect_ref): Check
5158 c_inhibit_evaluation_warnings rather than skip_evaluation.
5159 (build_conditional_expr, build_binary_op): Likewise.
5161 2009-06-16 Richard Guenther <rguenther@suse.de>
5163 * tree-ssa-alias.c (is_escape_site): Remove.
5164 * tree-ssa-alias.h (enum escape_type): Remove.
5165 (is_escape_site): Likewise.
5166 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5167 via casts and asms without deferring to is_escape_site.
5169 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5172 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5173 use gen_lowpart if op0 has complex mode.
5175 2009-06-16 Richard Guenther <rguenther@suse.de>
5177 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5178 variables add them to ESCAPED.
5179 (find_func_aliases): Do not make all indirectly stored values escaped.
5181 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5183 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5186 2009-06-16 Martin Jambor <mjambor@suse.cz>
5188 PR tree-optimization/40432
5189 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5190 check whether we need to force gimple register operand.
5192 2009-06-16 Martin Jambor <mjambor@suse.cz>
5194 PR tree-optimization/40413
5195 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5196 build_ref_for_offset.
5197 (propagate_subacesses_accross_link): Fix a typo in a comment.
5199 2009-06-16 Ira Rosen <irar@il.ibm.com>
5201 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5202 with additional parameter.
5203 * tree-vectorizer.h (enum vect_def_type): Add new value
5205 (enum vect_relevant): Add comments.
5206 (vect_is_simple_reduction): Add new argument.
5207 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5208 Detect nested cycles.
5209 (vect_is_simple_reduction): Update documentation, add an argument to
5210 distinguish inner-loop reduction from nested cycle, detect nested
5211 cycles, fix printings and indentation, don't swap operands in case
5213 (get_initial_def_for_reduction): Handle subtraction.
5214 (vect_create_epilog_for_reduction): Add new argument to specify
5216 (vect_finalize_reduction): Handle subtraction, fix comments.
5217 (vectorizable_reduction): Handle nested cycles. In case of nested
5218 cycle keep track of the reduction variable position. Call
5219 vect_is_simple_reduction with additional parameter. Use original
5220 statement code in reduction epilogue for nested cycle. Call
5221 vect_create_epilog_for_reduction with additional parameter.
5222 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5223 inner-loop vectorization.
5224 (vect_recog_widen_sum_pattern): Likewise.
5225 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5227 (vect_mark_stmts_to_be_vectorized): Likewise.
5228 (vect_get_vec_def_for_operand): Handle nested cycles.
5230 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5232 * doc/invoke.texi (Debugging Options): Fix option index entries
5233 for -fdump-statistics, -frandom-seed add entries for
5234 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5235 (FRV Options): Fix entries for -mTLS, -mtls.
5236 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5237 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5238 (M68hc1x Options): Fix @itemx for -mnominmax.
5239 (MCore Options): Fix entry for -mno-lsim.
5240 (MMIX Options): Fix entry for -mabi=mmixware.
5241 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5243 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5245 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5246 Mention the plugin mode of gengtype.
5247 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5248 * gengtype.c: Updated copyright.
5249 (plugin_files, nb_plugin_files) Added new static variables.
5250 (measure_input_list) Care about plugin_files.
5251 (write_rtx_next): Added early return in plugin mode.
5252 (create_file): Updated copyright year in generated file. Added
5254 (oprintf): Added early return if NULL outf.
5255 (get_output_file_with_visibility): Care of plugin_files.
5256 (get_output_file_name): May return null.
5257 (write_local): Added early return.
5258 (put_mangled_filename): Ditto.
5259 (finish_root_table): Added check for base_files.
5260 (write_roots): Care about null when plugins.
5261 (main): Added plugin mode.
5263 2009-06-15 Ian Lance Taylor <iant@google.com>
5265 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5266 * gcov.c (read_count_file): Add braces around variables declared
5269 * c.opt (Wjump-misses-init): New warning.
5270 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5271 -Wall and -Wc++-compat if not already set.
5272 (c_common_post_options): Clear warn_jump_misses_init if it was not
5274 * c-decl.c (struct c_binding): Change type field to a union with
5275 new label field. Make it the first field in the struct. Update
5276 references to type to use u.type instead.
5277 (struct c_spot_bindings): Define.
5278 (struct c_goto_bindings): Define.
5279 (c_goto_bindings_p): Define, along with VECs.
5280 (struct c_label_vars): Define.
5281 (struct c_scope): Add has_label_bindings field.
5282 (bind_label, set_spot_bindings): New static functions.
5283 (decl_jump_unsafe, update_spot_bindings): New static functions.
5284 (update_label_decls): New static function.
5285 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5286 Update binding u.label field to shadowed field.
5287 (c_binding_start_stmt_expr): New function.
5288 (c_binding_end_stmt_expr): New function.
5289 (pushdecl): Don't call c_begin_vm_scope.
5290 (make_label): Add defining and p_label_vars parameters. Change
5292 (lookup_label): Correct test for whether a label has not yet been
5293 defined. Call bind_label rather than bind.
5294 (warn_about_goto): New static function.
5295 (lookup_label_for_goto): New function.
5296 (declare_label): Call bind_label rather than bind.
5297 (check_earlier_gotos): New static function.
5298 (define_label): Don't give errors about jumping into statement
5299 expressions or scopes of variably modified types. Call
5300 set_spot_bindings and check_earlier_gotos. Call bind_label
5301 instead of bind. Don't set label_context_stack_se or
5302 label_context_stack_vm.
5303 (c_get_switch_bindings): New function.
5304 (c_release_switch_bindings): New function.
5305 (c_check_switch_jump_warnings): New function.
5306 (start_function): Don't set label_context_stack_se or
5307 label_context_stack_vm.
5308 (finish_function): Likewise.
5309 * c-typeck.c (label_context_stack_se): Don't define.
5310 (label_context_stack_vm): Don't define.
5311 (c_finish_goto_label): Call lookup_label_for_goto rather than
5312 lookup_label. Don't give errors about jumping into a statement
5313 expression or the scope of a variably modified type. Don't set
5314 label_context_stack_se or label_context_stack_vm.
5315 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5316 fields. Add bindings field.
5317 (c_start_case): Don't set deleted fields. Set bindings field.
5318 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5319 or blocked_vm. Call c_check_switch_jump_warnings.
5320 (c_finish_case): Don't test blocked_stmt_expr field. Call
5321 c_release_switch_bindings.
5322 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5323 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5324 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5325 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5326 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5327 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5328 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5329 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5330 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5331 (C_DECL_UNJUMPABLE_VM): Don't define.
5332 (C_DECL_UNDEFINABLE_VM): Don't define.
5333 (struct c_label_list): Don't define.
5334 (struct c_label_context_se): Don't define.
5335 (struct c_label_context_vm): Don't define.
5336 (struct c_spot_bindings): Declare.
5337 (c_bindings_start_stmt_expr): Declare.
5338 (c_bindings_end_stmt_expr): Declare.
5339 (lookup_label_for_goto): Declare.
5340 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5341 (c_check_switch_jump_warnings): Declare.
5342 (label_context_stack_se, label_context_stack_vm): Don't declare.
5343 (c_finish_goto_label): Update declaration.
5344 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5345 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5346 (Warning Options): Document -Wjump-misses-init.
5348 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5350 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5353 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5355 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5357 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5359 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5361 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5363 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5365 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5367 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5368 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5369 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5370 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5371 * dwarf2asm.c (dw2_force_const_mem): Update call to
5373 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5374 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5375 * langhooks.c (lhd_comdat_group): Remove.
5376 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5377 * tree.h (DECL_COMDAT_GROUP): New.
5378 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5379 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5380 (make_decl_one_only): Change signature.
5381 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5383 (make_decl_one_only): Change signature.
5384 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5386 2009-06-15 Richard Guenther <rguenther@suse.de>
5389 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5391 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5393 * tree-ssa-math-opts.c: Remove extra divide.
5395 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5397 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5399 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5401 * passes.c: Add bswap pass.
5402 * tree-pass.h: Add pass_optimize_bswap declaration.
5403 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5404 Include rtl.h, expr.h and optabs.h for optab_handler check.
5405 (struct symbolic_number, pass_optimize_bswap): New definition.
5406 (do_shift_rotate, verify_symbolic_number_p): New functions.
5407 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5408 (gate_optimize_bswap): New function.
5409 * tree.c (widest_int_cst_value): New function.
5410 * tree.h (widest_int_cst_value): Prototype added.
5412 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5414 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5415 REG_EQUAL/REG_EQUIV notes.
5417 2009-06-14 Richard Guenther <rguenther@suse.de>
5420 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5421 has its address taken if NRV was applied and it is addressable.
5422 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5423 function split out from ...
5424 (get_constraint_for_1): ... here.
5425 (handle_rhs_call): Use it to mark the return slot escaped if
5426 it is addressable and NRV was applied.
5428 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5430 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5431 Change first argument type to location_t.
5432 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5433 Do not set input_location.
5434 Use loc instead of input_location throughout.
5436 2009-06-13 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/40421
5439 * tree-predcom.c (should_unroll_loop_p): Remove.
5440 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5442 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5444 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5445 Add location argument.
5447 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5449 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5451 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5452 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5453 * config/spu/spu-protos.h: Add location to
5454 spu_resolve_overloaded_builtin.
5455 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5456 spu_build_builtin_va_list.
5457 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5458 argument. Pass location to build_function_call_vec.
5459 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5461 (emit_fpu_switch): Same.
5462 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5463 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5464 to build_decl and create_artificial_label.
5465 (xtensa_gimplify_va_arg_expr): Same.
5466 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5467 (xstormy16_gimplify_va_arg_expr): Same.
5468 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5469 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5470 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5471 (mips16_build_function_stub): Same.
5472 (mips16_build_call_stub): Same.
5474 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5477 * arm/constraints.md (Pa, Pb): New constraints.
5478 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5479 split pattern to deal with them.
5481 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5483 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5484 fix index entry for -Xpreprocessor.
5486 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5488 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5489 Add location argument to build_decl call.
5490 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5491 (rs6000_init_builtins): Same.
5492 (spe_init_builtins): Same.
5493 (rs6000_gimplify_va_arg): Add location argument to
5494 create_artificial_label call.
5496 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5498 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5499 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5500 * Makefile.in: Fix GGC dependency for gcse.o.
5502 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5504 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5505 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5506 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5508 * c-parser.c (c_parser_binary_expression): Use current column while
5509 building binary operations.
5510 * common.opt (fshow-column): Enable by default.
5511 * tree-vrp.c (check_array_ref): Use warning_at.
5512 (check_array_bounds): Use location from call back if expr has no
5514 * tree.h: Add location argument to maybe_fold_*.
5515 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5516 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5517 (maybe_fold_offset_to_component_ref): Same.
5518 (maybe_fold_offset_to_reference): Same.
5519 (maybe_fold_offset_to_address): Same.
5520 (maybe_fold_stmt_indirect): Same.
5521 (maybe_fold_stmt_addition): Same.
5522 (fold_stmt_r): Pass location to maybe_fold_*.
5523 (fold_gimple_assign): Same.
5524 * c-tree.h: Add location argument to finish_decl,
5525 default_function_array_conversion, store_init_value.
5526 * c-decl.c (define_label): Use error_at.
5527 (c_make_fname_decl): Pass location to finish_decl.
5528 (finish_decl): New location argument.
5529 (build_compound_literal): Pass location to store_init_value.
5530 (grokdeclarator): Pass location to finish_decl.
5532 * c-typeck.c (array_to_pointer_conversion): New location argument.
5533 (function_to_pointer_conversion): Same.
5534 (default_function_array_conversion): Same.
5535 (parser_build_unary_op): Pass location to overflow_warning.
5536 (parser_build_binary_op): Same. Use warning_at.
5537 (build_unary_op): Pass location to array_to_pointer_conversion.
5538 (build_c_cast): Pass location to digest_init.
5539 (build_modify_expr): New location argument.
5540 (convert_for_assignment): Same.
5541 (store_init_value): Same.
5542 (digest_init): Same.
5543 (output_init_element): Pass location to digest_init and
5544 array_to_pointer_conversion.
5545 (c_finish_return): Pass location to convert_for_assignment.
5546 * gimplify.c (gimplify_conversion): Pass location to
5547 maybe_fold_offset_to_address.
5548 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5549 to maybe_fold_stmt_addition.
5550 * c-omp.c (c_finish_omp_atomic): Pass new location to
5552 (c_finish_omp_for): Same.
5553 * c-common.c (overflow_warning): New argument.
5554 * c-common.h: New argument to build_modify_expr, overflow_warning.
5555 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5557 (c_parser_initializer): Pass location to
5558 default_function_array_conversion.
5559 (c_parser_initelt): Same.
5560 (c_parser_initval): Same.
5561 (c_parser_asm_operands): Same.
5562 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5563 (c_parser_conditional_expression): Same.
5564 (c_parser_binary_expression): Add location info to stack. Use it.
5565 (c_parser_unary_expression): Pass location to
5566 default_function_array_conversion, parser_build_unary_op,
5567 build_indirect_ref, c_parser_postfix_expression_after_primary.
5568 (c_parser_postfix_expression_after_primary): New location argument.
5570 (c_parser_expression_conv): Pass location to
5571 default_function_array_conversion.
5572 (c_parser_expr_list): Same.
5573 (c_parser_omp_atomic): Same.
5574 (c_parser_omp_for_loop): Same.
5575 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5576 (build_array_declarator): New argument.
5577 * c-decl.c (build_array_declarator): Add location argument.
5578 (grokdeclarator): Set id_loc for cdk_array.
5579 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5580 build_array_declarator.
5581 * tree.c (build_omp_clause): Add location argument.
5582 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5583 (OMP_CLAUSE_LOCATION): New macro.
5584 (struct tree_omp_clause): Add location field.
5585 (build_omp_clause): Add argument.
5586 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5587 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5589 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5590 (cp_parser_omp_clause_collapse): Same.
5591 (cp_parser_omp_clause_default): Same.
5592 (cp_parser_omp_clause_if): Same.
5593 (cp_parser_omp_clause_nowait): Same.
5594 (cp_parser_omp_clause_num_threads): Same.
5595 (cp_parser_omp_clause_ordered): Same.
5596 (cp_parser_omp_clause_schedule): Same.
5597 (cp_parser_omp_clause_untied): Same.
5598 (cp_parser_omp_for_loop): Same.
5599 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5600 * c-tree.h (c_start_case): Add location argument.
5601 (c_process_expr_stmt): Same.
5602 (c_finish_goto_*): Same.
5603 * tree-parloops.c (initialize_reductions): Pass location to
5605 (create_parallel_loop): Same.
5606 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5607 (gfc_trans_omp_reduction_list): Same.
5608 (gfc_trans_omp_clauses): Same.
5609 (gfc_trans_omp_do): Same.
5610 * c-typeck.c (c_finish_goto_label): Same.
5611 (c_finish_goto_ptr): New location argument.
5612 (c_start_case): Same.
5613 (emit_side_effect_warnings): Same.
5614 (c_process_expr_stmt): Same.
5615 (c_finish_stmt_expr): Same.
5616 (c_finish_omp_clauses): Use error_at instead of error.
5617 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5619 * c-omp.c (c_split_parallel_clauses): New location argument.
5620 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5621 to build_omp_clause.
5622 (convert_local_reference_stmt): Same.
5623 (convert_gimple_call): Same.
5624 * c-common.h (c_split_parallel_clauses): New argument.
5625 * c-parser.c (c_parser_statement_after_labels): Pass location to
5626 c_finish_goto_label.
5627 (c_parser_switch_statement): Pass location to c_start_case.
5628 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5629 and c_process_expr_stmt.
5630 (c_parser_omp_variable_list): Add location argument.
5631 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5632 (c_parser_omp_clause_default): Same.
5633 (c_parser_omp_clause_if): Same.
5634 (c_parser_omp_clause_num_threads): Same.
5635 (-c_parser_omp_clause_ordered): Same.
5636 (c_parser_omp_clause_reduction): Pass location to
5637 c_parser_omp_variable_list.
5638 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5639 (c_parser_omp_clause_untied): Same.
5640 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5641 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5643 * c-tree.h (check_for_loop_decls, undeclared_variable,
5644 build_component_ref, build_array_ref, build_external_ref,
5645 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5646 build_conditional_expr, build_compound_expr, c_cast_expr,
5647 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5648 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5650 * c-semantics.c (build_stmt): Same.
5651 (build_case_label): Same.
5652 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5653 (undeclared_variable): New argument.
5655 (lookup_label): Pass location on down.
5656 (define_label): Same.
5657 (finish_decl): Same.
5658 (build_compound_literal): Same.
5659 (finish_struct): Same.
5660 (finish_function): Do not set location here.
5661 (check_for_loop_decls): New argument.
5662 * tree.c (save_expr): Set location.
5663 (build_empty_stmt): New argument.
5664 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5665 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5666 * builtins.c (gimplify_va_arg_expr): Use locations.
5667 (expand_builtin_sync_operation): Same.
5668 * c-typeck.c (build_component_ref): New argument.
5669 (build_array_ref): Same.
5670 (build_external_ref): Same.
5671 (c_expr_sizeof_expr): Same.
5672 (c_expr_sizeof_type): Same.
5673 (parser_build_unary_op): Same.
5674 (build_conditional_expr): Same.
5675 (build_compound_expr): Pass location on down.
5676 (build_compound_expr): New argument.
5677 (build_c_cast): Same.
5678 (c_cast_expr): Same.
5679 (build_asm_expr): Same.
5680 (c_finish_return): Same.
5681 (c_process_expr_stmt): Pass location on down.
5682 (c_finish_stmt_expr): New argument.
5683 (push_clenaup): Same.
5684 (c_finish_omp_parallel): Same.
5685 (c_finish_omp_task): Same.
5686 * gimplify.c (gimplify_call_expr): Pass location on down.
5687 * c-omp.c (c_finish_omp_master): New argument.
5688 (c_finish_omp_critical): Same.
5689 (c_finish_omp_ordered): Same.
5690 (c_finish_omp_barrier): Same.
5691 (-c_finish_omp_taskwait): Same.
5692 (c_finish_omp_atomic): Same.
5693 (c_finish_omp_flush): Same.
5694 * tree-inline.c (copy_tree_body_r): Pass location on down.
5695 (inline_forbidden_p): Remove use of input_location.
5696 * c-gimplify.c (c_build_bind_expr): New argument.
5697 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5698 (c_sizeof_or_alignof_type): New argument.
5699 (c_alignof_expr): Same.
5700 (build_va_arg): Same.
5701 (c_add_case_label): Same.
5702 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5703 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5704 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5705 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5706 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5707 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5709 * stub-objc.c (objc_build_selector_expr): Same.
5710 (objc_build_throw_stmt): Same.
5711 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5712 (c_parser_initelt): Same.
5713 (c_parser_compound_statement): Same.
5714 (c_parser_compound_statement_nostart): Same.
5715 (c_parser_label): Same.
5716 (c_parser_statement_after_labels): Same.
5717 (c_parser_if_body): Same.
5718 (c_parser_else_body): Same.
5719 (c_parser_if_statement): Same.
5720 (c_parser_switch_statement): Same.
5721 (c_parser_while_statement): Same.
5722 (c_parser_do_statement): Same.
5723 (c_parser_for_statement): Same.
5724 (c_parser_asm_statement): Same.
5725 (c_parser_conditional_expression): Same.
5726 (c_parser_binary_expression): Same.
5727 (c_parser_cast_expression): Same.
5728 (c_parser_unary_expression): Same.
5729 (c_parser_sizeof_expression): Same.
5730 (c_parser_alignof_expression): Same.
5731 (c_parser_postfix_expression): Same.
5732 (c_parser_expression): Same.
5733 (c_parser_objc_receiver): Same.
5734 (c_parser_omp_variable_list): Same.
5735 (c_parser_omp_structured_block): Same.
5736 (c_parser_omp_atomic): New argument.
5737 (c_parser_omp_barrier): Same.
5738 (c_parser_omp_critical): Same.
5739 (c_parser_omp_flush): Pass location on down.
5740 (c_parser_omp_for_loop): New argument.
5741 (c_parser_omp_for): Same.
5742 (c_parser_omp_master): Same.
5743 (c_parser_omp_ordered): Same.
5744 (c_parser_omp_sections_scope): Same.
5745 (c_parser_omp_sections): Same.
5746 (c_parser_omp_parallel): Same.
5747 (c_parser_omp_single): Same.
5748 (c_parser_omp_task): Same.
5749 (c_parser_omp_taskwait): Pass location on down.
5750 (c_parser_omp_construct): Same.
5751 (c_parser_omp_threadprivate): Same.
5752 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
5753 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
5754 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
5755 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
5756 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
5757 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
5758 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
5759 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
5760 config/i386/i386.c, stmt.c:
5761 Add location argument to the following function definitions and/or
5762 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
5763 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
5764 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
5765 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
5766 do_case, c_finish_bc_stmt, build_compound_literal,
5767 build_function_call.
5768 * c-decl.c (build_compound_literal): Add location argument.
5769 Make all diagnostic calls use location.
5770 (start_struct): Same.
5771 (finish_struct): Same.
5773 (build_enumerator): Same.
5774 (start_function): Same.
5775 (grokdeclarator): Make all diagnostic calls use location.
5776 (store_parm_decls_oldstyle): Same.
5777 * c-typeck.c (build_function_call): Add location argument.
5778 Make all diagnostic calls use location.
5780 (c_finish_bc_stmt): Same.
5781 * tree-nested.c (get_trampoline_type): Add argument.
5782 Pass location to build_decl.
5783 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
5784 * rtl.h (RTL_LOCATION): New.
5785 * c-common.c (c_add_case_label): Add location argument.
5786 Make all diagnostic calls use location.
5787 * c-common.h: Add location argument to make_fname_decl, do_case,
5788 c_add_case_label, build_function_call, resolve_overloaded_builtin.
5789 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
5790 Set it appropriately for every case. Pass enum_loc to start_enum
5791 call. Pass value_loc first to build_enumerator. Pass enum_loc to
5793 (c_parser_struct_or_union_specifier): Save location. Use it for
5794 start_struct, finish_struct, and parser_xref_tag.
5796 2009-06-12 Ian Lance Taylor <iant@google.com>
5798 * fold-const.c (fold_unary): Rename local variable and to and_expr.
5800 * c-opts.c (c_common_handle_option): For -Wc++-compat set
5801 cpp_opts->warn_cxx_operator_names.
5803 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5806 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
5807 is returns NULL and OP is a VCE, look through the VCE.
5809 2009-06-12 Ian Lance Taylor <iant@google.com>
5812 * collect2.c (main): Use CONST_CAST2 in code inside #if
5813 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
5815 2009-06-12 Joey Ye <joey.ye@intel.com>
5818 * cfgexpand.c (get_decl_align_unit): Update
5819 max_used_stack_slot_alignment with align instead of
5820 stack_alignment_needed.
5822 * function.c (assign_stack_local_1): Update
5823 max_used_stack_slot_alignment with alignment_in_bits instead
5824 of stack_alignment_needed.
5825 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
5828 2009-06-12 Jakub Jelinek <jakub@redhat.com>
5830 * dwarf2out.c (last_var_location_insn): New variable.
5831 (dwarf2out_end_epilogue): Clear last_var_location_insn.
5832 (dwarf2out_var_location): Don't record anything after last real
5833 insn. Only change labels if there were any real instructions
5834 in between last note and this one, or if changed sections.
5836 2009-06-11 Richard Henderson <rth@redhat.com>
5838 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
5839 note when storing the frame pointer in a register.
5840 (FRP): Don't redefine to nothing for epilogue.
5841 (alpha_expand_epilogue): Mark register and sp restores.
5842 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
5844 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
5845 when gen_lowpart is needed.
5847 2009-06-11 Richard Henderson <rth@redhat.com>
5849 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
5851 * dwarf2out.c (need_data_align_sf_opcode): New.
5852 (div_data_align): Move earlier.
5853 (def_cfa_1, reg_save): Use it.
5855 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
5857 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
5858 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
5859 (ix86_handle_option): Handle OPT_mcrc32.
5860 (ix86_target_string): Add -mcrc32.
5861 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
5863 * config/i386/i386.h (TARGET_CRC32): New.
5865 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
5866 (sse4_2_crc32di): Likewise.
5868 * config/i386/i386.opt (mcrc32): New.
5870 * doc/invoke.texi: Document -mcrc32.
5872 2009-06-11 Richard Henderson <rth@redhat.com>
5874 * common.opt (gdwarf-): Accept a version number.
5875 * doc/invoke.texi (gdwarf-): Update docs.
5876 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
5877 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
5878 version level, and record it.
5880 * dwarf2.h (DW_CIE_VERSION): Remove.
5881 * dwarf2out.c (DWARF_VERSION): Remove.
5882 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
5883 (output_call_frame_info): Use CIE version 3 for dwarf3,
5884 or if the return register column is out of range for version 1.
5885 (dwarf_stack_op_name): Add all dwarf3 values.
5886 (DEBUG_PUBTYPES_SECTION): New.
5887 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5888 encoding change for dwarf3.
5889 (output_die) [dw_val_class_die_ref]: Likewise.
5890 (output_compilation_unit_header): Emit correct version for dwarf3.
5891 (output_line_info): Likewise.
5892 (output_pubnames): Update for DWARF_VERSION removal.
5893 (output_aranges): Likewise.
5894 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5895 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5896 (dwarf2out_finish): Likewise.
5898 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5900 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5903 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5906 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5907 * builtins.c (expand_builtin_unreachable): New function.
5908 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5909 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5910 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5912 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5913 searching for missing barriers.
5915 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5917 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5918 when -fprofile-generate* was passed.
5919 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5921 2009-06-11 Anthony Green <green@moxielogic.com>
5923 * config/moxie/moxie.md: Define length attribute for all instructions.
5925 (*b<cond:code>): Support limited branch ranges for new PC-relative
5926 branch instructions.
5927 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5929 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5931 * config/i386/i386.c (min_insn_size): Use get_attr_length
5932 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5935 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5936 instead of emit_insn_before.
5938 2009-06-10 Ian Lance Taylor <iant@google.com>
5941 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5944 2009-06-10 Revital Eres <eres@il.ibm.com>
5946 * passes.c (init_optimization_passes): Reschedule
5947 predictive-commoning pass before complete unroll pass.
5949 2009-06-10 Martin Jambor <mjambor@suse.cz>
5951 * cgraph.c (cgraph_node_can_be_local_p): New function.
5952 (cgraph_make_node_local): New function.
5953 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5954 (cgraph_make_node_local): Declare.
5956 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5958 * tree.h (tree_base): Add packed_flag and user_align fields.
5959 Decrease size of spare field.
5960 (TYPE_USER_ALIGN): Use user_align from tree_base.
5961 (DECL_USER_ALIGN): Likewise.
5962 (TYPE_PACKED): Use packed_flag from tree_base.
5963 (DECL_PACKED): Likewise.
5964 (tree_type): Delete packed_flag and user_align fields. Widen
5965 precision field. Widen mode field and shuffle fields to align
5966 mode on an 8-bit boundary.
5967 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5968 Renumber decl_flag_* fields. Fix comments. Widen
5969 decl_common_unused field.
5970 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5971 (DECL_EXTERNAL): Likewise.
5972 (DECL_BIT_FIELD): Likewise.
5973 (DECL_NONADDRESSABLE_P): Likewise.
5974 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5975 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5977 2009-06-10 Ian Lance Taylor <iant@google.com>
5979 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5980 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5981 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5982 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5983 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5984 DEF_VEC_ALLOC_FUNC_P.
5985 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5986 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5987 DEF_VEC_ALLOC_FUNC_O.
5988 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5989 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5990 DEF_VEC_ALLOC_FUNC_I.
5991 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5992 (vec_stack_p_reserve_exact_1): Declare.
5993 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5994 (vec_stack_free): Declare.
5995 (VEC_stack_alloc): Define.
5996 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5997 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5998 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5999 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6001 (stack_vecs): New static variable.
6002 (vec_stack_p_reserve_exact_1): New function.
6003 (vec_stack_o_reserve_1): New static function.
6004 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6005 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6006 (vec_stack_free): New function.
6007 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6008 (VEC_df_ref_stack_alloc): Define.
6009 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6010 DEF_VEC_ALLOC_P_STACK.
6011 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6012 (struct df_collection_rec): Change _vec fields to VEC. Remove
6014 (df_free_collection_rec): Adjust for new fields.
6015 (df_insn_rescan): Use new df_collection_rec fields.
6016 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6017 (df_ref_create_structure, df_ref_record): Likewise.
6018 (df_get_conditional_uses, df_get_call_refs): Likewise.
6019 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6020 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6021 (df_record_exit_block_uses, df_bb_verify): Likewise.
6022 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6023 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6024 Remove count parameter. Change return type to void. Change all
6026 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6027 Remove count parameter. Change return type to void. Change all
6029 (df_install_refs): Change old_vec parameter to VEC. Remove count
6030 parameter. Change all callers.
6031 (df_install_mws): Change old_vec parameter to VEC. Remove count
6032 parameter. Change all callers.
6033 (df_refs_verify): Change new_rec parameter to VEC. Change call
6035 (df_mws_verify): Likewise.
6037 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6039 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6041 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6043 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6045 2009-06-10 Anthony Green <green@moxielogic.com>
6047 * config/moxie/crti.asm: New file.
6048 * config/moxie/crtn.asm: New file.
6049 * config/moxie/moxie.c: New file.
6050 * config/moxie/moxie.h: New file.
6051 * config/moxie/sfp-machine.h: New file.
6052 * config/moxie/moxie-protos.h: New file.
6053 * config/moxie/t-moxie: Created.
6054 * config/moxie/t-moxie-softfp: Created.
6055 * config/moxie/moxie.md: Created.
6056 * config/moxie/constraints.md: Created.
6057 * config.gcc: Add moxie support.
6058 * doc/md.texi (Machine Constraints): Add moxie constraints.
6059 * doc/contrib.texi (Contributors): Mention moxie port.
6060 * doc/install.texi (Specific): Mention the moxie port.
6062 2009-06-09 Ian Lance Taylor <iant@google.com>
6064 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6066 * optabs.c (optab_table): Only use designated initializers if
6067 HAVE_DESIGNATED_INITIALIZERS is defined.
6068 (convert_optab_table): Likewise.
6069 (init_optabs): Always call init_insn_codes if
6070 HAVE_DESIGNATED_INITIALIZERS is not defined.
6072 2009-06-09 Ian Lance Taylor <iant@google.com>
6074 * targhooks.c (default_builtin_vectorized_function): Change fn
6075 parameter to unsigned int.
6076 (default_builtin_vectorized_conversion): Change code parameter to
6078 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6079 * targhooks.h: Update declarations.
6080 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6081 parameter to unsigned int.
6083 * c-typeck.c (comptypes_check_enum_int): New static function.
6084 (comptypes_internal): Add enum_and_int_p parameter. Change all
6086 (comp_target_types): Add location parameter. Change all callers.
6087 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6089 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6090 (build_conditional_expr): Add colon_loc parameter. Change all
6092 (convert_for_assignment): Add location parameter. Change all callers.
6093 * c-parser.c (c_parser_conditional_expression): Pass location of
6094 colon to build_conditional_expr.
6095 * c-tree.h (build_conditional_expr): Update declaration.
6097 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6099 * graphite.c: Revert previous patch.
6101 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6104 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6106 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6108 * tree-ssa-loop-prefetch.c
6109 (loop_prefetch_arrays): Fixed a portability problem in printf format
6112 2009-06-09 Martin Jambor <mjambor@suse.cz>
6114 PR tree-optimization/40351
6115 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6116 refrence to a potential artifical subaccess can be constructed.
6118 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6120 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6121 (sh_override_options): Likewise.
6122 * config/sh/sh.c: Include params.h.
6123 (sh_optimization_options): New.
6124 (sh_override_options): Likewise.
6125 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6126 (OVERRIDE_OPTIONS): Use sh_override_options.
6128 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6130 * dwarf2out.c (emit_cfa_remember): New variable.
6131 (add_fde_cfi): If emit_cfa_remember, recurse to add
6132 DW_CFA_remember_state first.
6133 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6134 instead just set emit_cfa_remember.
6136 2009-06-08 Jan Hubicka <jh@suse.cz>
6139 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6141 2009-06-08 Jan Hubicka <jh@suse.cz>
6144 * cgraphunit.c (save_inline_function_body): Do not copy transform
6145 hooks for saved inline bodies.
6146 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6149 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6151 * jump.c (returnjump_p): Handle delayed branches. Add missing
6154 2009-06-08 Jan Hubicka <jh@suse.cz>
6157 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6158 original node might've been modified.
6159 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6161 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6163 * tree-object-size.c (addr_object_size): Add OSI argument.
6164 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6165 (compute_builtin_object_size, expr_object_size): Adjust callers.
6166 (plus_stmt_object_size): Call addr_object_size instead of
6167 compute_builtin_object_size.
6169 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6170 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6172 * tree-ssa-loop-prefetch.c
6173 (gather_memory_references): Introduced a counter for the number of
6175 (anything_to_prefetch_p): Introduced a counter for the number of
6177 (is_loop_prefetching_profitable): New function with a cost model
6179 (loop_prefetch_arrays): Use the new cost model to determine if
6180 prefetching is profitable.
6181 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6182 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6183 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6184 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6185 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6186 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6188 2009-06-08 Michael Matz <matz@suse.de>
6191 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6192 partitions use the same.
6193 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6194 for basevars of SSA_NAMEs.
6195 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6196 to not expand them twice.
6197 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6200 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6202 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6203 (fdump-final-insns=, gtoggle): New.
6204 * doc/invoke.texi: Document them.
6205 * final.c (rest_of_clean_state): Dump final insn stream.
6206 * gcc.c (invoke_as): Hook in -fcompare-debug.
6207 (static_spec_functions): Add compare-debug-dump-opt,
6208 compare-debug-self-opt and compare-debug-auxbase-opt.
6209 (compare_debug, compare_debug_second, compare_debug_opt): New.
6210 (switches_debug_check, n_switches_debug_check): New.
6211 (debug_auxbase_opt, debug_check_temp_file): New.
6212 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6214 (do_self_spec): Handle arguments after switches.
6215 (do_spec_1): Add .gk extension to temp file basenames for compare.
6216 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6217 (cc1_options): Use it instead of normal auxbase computation for
6218 the second compare-debug compilation.
6219 (compare_files): New.
6220 (main): Set up and implement compare debug mode.
6221 (compare_debug_dump_opt_spec_function): New.
6222 (compare_debug_self_opt_spec_function): New.
6223 (compare_debug_auxbase_opt_spec_function): New.
6224 * toplev.c (process_options): Handle flag_gtoggle,
6225 flag_dump_final_insns.
6226 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6227 during -fcompare-debug-second compilation.
6229 2009-06-07 Ian Lance Taylor <iant@google.com>
6231 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6232 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6234 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6235 with no default node. Change warning with %H to warning_at.
6236 Don't clear warn_switch around case checking.
6237 * doc/invoke.texi (Warning Options): Clarify distinction between
6238 -Wswitch and -Wswitch-enum.
6240 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6242 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6244 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6246 * gbl-ctors.h: Add header guard.
6248 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6250 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6251 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6252 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6253 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6254 prototypes for removed functions.
6255 (expressions_equal_p): Move to ...
6256 * tree-ssa-sccvn.h: ... here and ...
6257 * matrix-reorg.c: ... adjust includes.
6259 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6261 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6263 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6265 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6266 (finish_function): Remove erroneous whitespace.
6268 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6270 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6271 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6273 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6275 * errors.c (internal_error): Commentary typo fix.
6276 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6277 * tree-ssa-pre.c: Ditto.
6279 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6281 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6282 them is supposed to hold actual statements.
6284 2009-06-06 Ian Lance Taylor <iant@google.com>
6286 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6287 empty statements can now have attributes.
6289 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6291 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6292 * config/mips/mips.md: Ditto.
6294 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6296 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6298 (__eabi_uconvert): Likewise.
6300 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6302 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6303 CFI_* definitions with IN_GCC.
6305 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6307 * xcoffout.h (xcoffout_source_line): Update prototype.
6309 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6311 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6312 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6314 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6317 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6318 inlined_function_outer_scope_p blocks for artificial inlines
6320 * tree.c (tree_nonartificial_location): Rewrite using
6321 block_nonartificial_location.
6323 2009-06-05 Revital Eres <eres@il.ibm.com>
6324 Leehod Baruch <leehod@il.ibm.com>
6326 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6327 (expand_expr_real_1): Remove comment.
6328 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6329 Vectorize misaligned access when the target supports it.
6330 (vect_supportable_dr_alignment): Check for unaligned access support.
6331 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6334 2009-06-05 Julian Brown <julian@codesourcery.com>
6336 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6337 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6339 2009-06-05 Richard Guenther <rguenther@suse.de>
6342 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6345 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6347 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6348 (save_gprs): Don't tell unwinder when a global register is saved.
6349 (s390_emit_epilogue): Emit needed epilogue unwind info.
6351 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6353 * dwarf2out.c (deferred_asm_name): New.
6354 (add_name_and_src_coords_attributes): Defer creation of
6355 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6357 (move_linkage_attr): New.
6358 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6361 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6363 * tree-nested.c (finalize_nesting_tree_1): Declare the
6364 frame_decl in the binding tree.
6366 2009-06-04 Cary Coutant <ccoutant@google.com>
6368 * basic-block.h (struct basic_block_def): Add discriminator field.
6369 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6371 * debug.c (do_nothing_debug_hooks): Add additional entry.
6372 (debug_nothing_int_charstar_int): New function.
6373 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6374 (debug_nothing_int_charstar_int): New declaration.
6375 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6376 discriminator value in .loc directive.
6377 * final.c (last_discriminator): New variable.
6378 (discriminator): New variable.
6379 (final_start_function): Initialize above variables, pass current
6380 discriminator to debug hook.
6381 (notice_source_line): Check for discriminator change.
6382 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6383 * sdbout.c (sdbout_source_line): New parameter.
6384 * tree-cfg.c (struct locus_discrim_map): New structure type.
6385 (discriminator_per_locus): New hash table.
6386 (build_gimple_cfg): Allocate and free discriminator hash table.
6387 (make_edges): Call assign_discriminator.
6388 (locus_map_hash): New function.
6389 (locus_map_eq): New function.
6390 (next_discriminator_for_locus): New function.
6391 (same_line_p): New function.
6392 (assign_discriminator): New function.
6393 (make_cond_expr_edges): Call assign_discriminator.
6394 (make_gimple_switch_edges): Likewise.
6395 (first_non_label_stmt): New function.
6396 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6398 * xcoffout.c (xcoffout_source_line): Add new parameter.
6400 * configure.ac (gcc_cv_as_discriminator): New configury check for
6401 gas support for discriminator.
6402 * configure: Regenerate.
6403 * config.in: Regenerate.
6405 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6407 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6408 val after checking for integers.
6410 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6412 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6414 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6415 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6416 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6417 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6418 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6419 X64_SSE_REGPARM_MAX.
6420 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6421 X64_SSE_REGPARM_MAX.
6423 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6425 * gcc.c (report_times_to_file): New.
6426 (execute): Implement it.
6427 (process_command): Support -time=.
6428 * doc/invoke.texi: Document it.
6430 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6432 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6433 that have value exprs.
6435 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6437 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6438 declarations for constants until...
6439 (dw2_output_indirect_constant_1): ... this point.
6441 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6444 * arm.md (arm_addsi3): Don't try to split an add with an
6445 eliminable register until after reload has completed.
6447 2009-06-03 Ian Lance Taylor <iant@google.com>
6449 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6450 * genattrtab.c (write_length_unit_log): Likewise.
6451 * genchecksum.c (dosum): Likewise.
6452 * gengtype.c (write_rtx_next): Likewise.
6453 (finish_root_table, write_roots): Likewise.
6454 * gimple.c (gimple_ops_offset_): Likewise.
6455 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6456 * config/arc/arc.c (arc_attribute_table): Likewise.
6457 * config/arm/arm.c (arm_attribute_table): Likewise.
6458 * config/avr/avr.c (avr_attribute_table): Likewise.
6459 * config/crx/crx.c (crx_attribute_table): Likewise.
6460 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6461 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6462 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6463 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6464 * config/sh/sh.c (sh_attribute_table): Likewise.
6465 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6466 * config/spu/spu.c (spu_attribute_table): Likewise.
6467 * config/v850/v850.c (v850_attribute_table): Likewise.
6469 * config/alpha/alpha.c (vms_attribute_table): Make static.
6470 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6471 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6472 * config/mips/mips.c (mips_attribute_table): Likewise.
6474 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6476 (cc1-checksum.o): Likewise.
6478 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6480 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6482 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6484 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6485 insn if it is changing sp. Use gen_add3_insn instead of
6486 conditionally gen_addsi3 and gen_adddi3.
6487 (offset_below_red_zone_p): New static inline function.
6488 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6489 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6490 * config/rs6000/ppc-asm.h: Include auto-host.h.
6491 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6492 CFI_RESTORE): Define.
6493 * config/rs6000/crtresxgpr.asm: Add unwind info.
6494 * config/rs6000/crtresxfpr.asm: Likewise.
6495 * config/rs6000/crtresgpr.asm: Likewise.
6496 * config/rs6000/crtresfpr.asm: Likewise.
6497 * config/rs6000/crtsavgpr.asm: Likewise.
6498 * config/rs6000/crtsavfpr.asm: Likewise.
6500 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6501 argument of DWARF2_FRAME_REG_OUT macros.
6503 2009-06-03 Julian Brown <julian@codesourcery.com>
6505 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6506 words or less (including TImode) in core registers.
6508 2009-06-03 Richard Guenther <rguenther@suse.de>
6511 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6513 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6515 * statistics.c (statistics_counter_event): Do not record event
6516 in pass dump if its number == -1.
6517 (curr_statistics_hash): Add assert that we never get passes
6518 with static number == -1.
6520 2009-06-03 Richard Guenther <rguenther@suse.de>
6521 Andrey Belevantsev <abel@ispras.ru>
6523 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6524 non-BLKmode arrays addressable.
6526 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6528 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6529 * config/m68k/m68k.h: ... here.
6530 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6533 2009-06-03 Martin Jambor <mjambor@suse.cz>
6535 PR tree-optimization/40323
6536 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6539 2009-06-03 Richard Guenther <rguenther@suse.de>
6541 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6544 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6546 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6547 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6548 JUMP_TABLE_DATA_P where applicable.
6549 * config/sh/sh.c: Ditto.
6550 * config/sh/sh.h: Ditto.
6551 * config/sh/sh.md: Ditto.
6552 * config/sh/symbian.c: Ditto.
6554 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6556 * config/i386/driver-i386.c (describe_cache): Optimize
6557 concatenation of strings. Use snprintf instead of sprintf.
6558 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6559 target when not compiling with GCC.
6561 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6563 * config/sh/sh.c: Revert last change.
6564 (sh_expand_epilogue): Emit a blockage insn before the frame
6565 pointer adjustment unconditionally.
6567 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6569 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6570 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6571 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6572 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6573 to COLLECT_GCC_OPTIONS.
6575 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6577 * collect2.c (target_system_root): New variable.
6578 (main): Handle --sysroot=.
6579 (ignore_library): Strip the sysroot from the library path.
6581 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6583 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6584 (collect2.o): Depend on collect2-aix.h.
6585 (collect2-aix.o): New rule.
6586 * collect2-aix.h: New file.
6587 * collect2-aix.c: Likewise.
6588 * collect2.c: Include collect2-aix.h. Don't undefine
6589 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6590 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6591 Use TARGET_AIX_VERSION instead of _AIX51.
6592 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6593 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6594 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6595 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6596 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6598 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6600 * collect2.c (ignore_library): Avoid premature post-increment
6603 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6605 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6606 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6607 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6608 CROSS_DIRECTORY_STRUCTURE too.
6609 (LINK_LIBG_SPEC): Likewise.
6610 (LIB_SPEC): Add %R to sysroot paths.
6611 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6612 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6613 * config/rs6000/aix51.h: As for aix43.h.
6614 * config/rs6000/aix52.h: Likewise.
6615 * config/rs6000/aix53.h: Likewise.
6616 * config/rs6000/aix61.h: Likewise.
6617 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6618 to the beginning of sysroot paths.
6620 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6622 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6623 INSN_LISTs that are out of the REG_NOTE range.
6625 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6627 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6628 (struct var_to_expand): Likewise.
6629 (struct opt_info): Add head and tail for linked lists of the above.
6630 (analyze_insn_to_expand_var): Initialize next.
6631 (analyze_iv_to_split_insn): Likewise.
6632 (analyze_insns_in_loop): Create linked lists.
6633 (allocate_basic_variable): Simplify for use without hash table.
6634 (insert_var_expansion_initialization): Likewise, make it type-safer.
6635 (combine_var_copies_in_loop_exit): Likewise.
6636 (apply_opt_in_copies): Walk lists rather than hash tables.
6637 (release_var_copies): Simplified and inlined by hand into...
6638 (free_opt_info): ... this function.
6640 2009-06-02 Richard Guenther <rguenther@suse.de>
6642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6645 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6647 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6648 only for builtins that are not overridden.
6650 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6652 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6655 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6657 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6659 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6661 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6663 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6665 * common.opt (fdump-unnumbered-links): New.
6666 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6667 * print-rtl.c (flag_dump_unnumbered_links): New.
6668 (print_rtx): Test it.
6670 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6672 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6673 push/pop multiple to 8-byte alignment.
6675 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6677 * config/i386/i386.c (queued_cfa_restores): New static variable.
6678 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6680 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6681 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6682 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6683 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6684 note unconditionally.
6685 (ix86_emit_restore_regs_using_mov): Likewise.
6686 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6687 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6688 it through to ix86_emit_restore_reg_using_pop.
6689 (ix86_emit_leave): Add RED_OFFSET argument. Call
6690 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6691 instead of adding REG_CFA_OFFSET note unconditionally.
6692 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6693 the above functions. Call ix86_add_queued_cfa_restore_notes when
6696 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6697 force output of the label even for dwarf2out_do_cfi_asm.
6698 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6699 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6700 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6702 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6703 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6704 dwarf2out_cfi_label callers.
6705 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6706 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6707 Adjust dwarf2out_cfi_label callers.
6708 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6710 * config/i386/i386.h (struct machine_cfa_state,
6711 struct machine_function): Guard with ifndef USED_FOR_TARGET
6712 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6715 * emutls.c (__emutls_get_address): Change arr->size to mean number
6716 of allocated arr->data entries instead of # of slots + 1.
6719 * recog.c (peep2_reinit_state): New function.
6720 (peephole2_init_state): Use it at the end of a basic block and also
6721 when seeing a RTX_FRAME_RELATED_P insn.
6723 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6725 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6726 fixuns_truncrfdi2): New.
6727 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6728 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6729 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6730 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6731 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6732 *recip_approx): Remove.
6733 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6734 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6735 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6737 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6740 2009-06-01 Ian Lance Taylor <iant@google.com>
6742 * attribs.c (register_attribute): Use CONST_CAST.
6743 * collect2.c (main): Use CONST_CAST2.
6744 (scan_prog_file): Likewise.
6745 * gcc.c (process_command, main): Likewise.
6746 * toplev.c (toplev_main): Likewise.
6748 * c-typeck.c (handle_warn_cast_qual): New static function,
6749 partially broken out of build_c_cast.
6750 (build_c_cast): Call handle_warn_cast_qual.
6751 * doc/invoke.texi (Warning Options): Document new effect of
6754 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
6756 * diagnostic.c (diagnostic_build_prefix): Always print columns.
6757 (diagnostic_report_current_module): Print columns.
6758 * common.opt (flag_show_column): Enable by default.
6760 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
6762 * alias.c (find_base_term): Check for NULL term before returning.
6764 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6766 Revert due to PR40320:
6767 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6768 * calls.c (emit_library_call_value_1): Don't force_operand for move
6771 2009-06-01 Olivier Hainque <hainque@adacore.com>
6772 Eric Botcazou <ebotcazou@adacore.com>
6774 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
6775 to be processed as a bitfield for constructor output purposes.
6776 * output.h (initializer_constant_valid_for_bitfield_p): Declare
6778 * varasm.c (oc_local_state): New type, output_constructor
6779 local state to support communication with helpers.
6780 (oc_outer_state): New type, output_constructor outer state of
6781 relevance in recursive calls.
6782 (output_constructor_array_range): New output_constructor helper,
6783 extracted code for an array range element.
6784 (output_constructor_regular_field): New output_constructor helper,
6785 extracted code for an element that is not a bitfield.
6786 (output_constructor_bitfield): New output_constructor helper,
6787 extracted code for a bitfield element. Accept an OUTER state
6788 argument for recursive processing. Recurse on record or array
6789 CONSTRUCTOR values, possibly past noop conversions.
6790 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
6791 VALUE is a valid constant-valued expression for use in a static
6792 bit-field initializer.
6793 (output_constructor): Rework to use helpers. Accept and honor an
6794 OUTER state argument for recursive calls. Return total size. Be
6795 prepared for nested constructors initializing bitfields.
6796 (output_constant): Feed OUTER in calls to output_constructor.
6798 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
6800 * calls.c (emit_library_call_value_1): Don't force_operand for move
6803 2009-06-01 Nick Clifton <nickc@redhat.com>
6805 * doc/invoke.texi (IA-64 Options): Fix typo.
6807 2009-06-01 Ira Rosen <irar@il.ibm.com>
6809 PR tree-optimization/39129
6810 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
6812 (vect_do_peeling_for_loop_bound): Use
6813 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6814 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6815 (vect_loop_versioning): Likewise.
6816 (vect_create_cond_for_alias_checks): Fix indentation.
6817 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
6819 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
6820 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
6821 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
6822 "control flow in loop".
6823 (vect_estimate_min_profitable_iters): Use
6824 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
6825 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
6826 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6827 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
6828 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
6829 statement belongs to a group of strided accesses with the exact code
6831 (vectorizable_load): Likewise.
6832 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
6833 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6835 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
6837 * config/freebsd-stdint.h: New file.
6838 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
6839 Add freebsd-stdint.h to tm_file.
6841 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
6843 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
6844 (thumb2_extendhidi2): Likewise.
6846 2009-05-31 Ian Lance Taylor <iant@google.com>
6848 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
6850 2009-05-31 Ian Lance Taylor <iant@google.com>
6852 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
6853 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
6854 (ipa-reference.o): Depend upon gt-ipa-reference.h.
6856 2009-05-31 Jason Merrill <jason@redhat.com>
6858 * tree-pretty-print.c (print_call_name): Take the callee, not the
6859 call itself. Make non-static. Use dump_function_name for functions.
6860 (dump_generic_node): Adjust.
6861 * diagnostic.h: Declare print_call_name.
6862 * gimple-pretty-print.c (dump_gimple_call): Use it.
6864 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6866 * config/sh/sh.md (ashldi3_std): New define_expand.
6869 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
6872 * config/sh/sh.c: Include debug.h.
6873 (sh_expand_epilogue): Emit a blockage insn before the frame
6874 pointer adjustment also when dwarf2out_do_frame returns true.
6876 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
6878 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
6879 (thumb2_extendqidi2): New pattern.
6881 2009-05-31 Ira Rosen <irar@il.ibm.com>
6883 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
6884 mark phis for renaming.
6885 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
6886 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6887 Call mark_sym_for_renaming.
6888 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6889 * tree-vect-loop.c (vect_transform_loop): Remove
6890 vect_memsyms_to_rename initialization and a call to
6891 mark_set_for_renaming.
6893 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6896 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6897 frame related even if !set_cfa && style < 0.
6899 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6901 * config/i386/mingw-tls.c: New file.
6902 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6903 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6904 defining _WIN32 but not __CYGWIN__.
6906 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6908 * configure.ac: Add MPC support.
6910 * config.in, configure: Regenerate.
6912 2009-05-29 Richard Henderson <rth@redhat.com>
6914 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6915 NOTE_INSN_BASIC_BLOCK.
6916 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6917 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6918 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6920 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6922 (add_cfi): Disable check redefining cfa away from drap.
6923 (lookup_cfa_1): Add remember argument; handle remember/restore.
6924 (lookup_cfa): Pass remember argument.
6925 (cfa_remember): New.
6926 (compute_barrier_args_size_1): Remove sibcall check.
6927 (dwarf2out_frame_debug_def_cfa): New.
6928 (dwarf2out_frame_debug_adjust_cfa): New.
6929 (dwarf2out_frame_debug_cfa_offset): New.
6930 (dwarf2out_frame_debug_cfa_register): New.
6931 (dwarf2out_frame_debug_cfa_restore): New.
6932 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6933 (dwarf2out_begin_epilogue): New.
6934 (dwarf2out_frame_debug_restore_state): New.
6935 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6936 DW_CFA_restore_state.
6937 (output_cfi_directive): Likewise.
6938 (convert_cfa_to_fb_loc_list): Likewise.
6939 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6940 * dwarf2out.h: Update.
6941 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6942 (copy_insn_1): Early out for null.
6943 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6944 and dwarf2out_frame_debug_restore_state.
6945 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6946 (prologue_insn_hash, epilogue_insn_hash): New.
6947 (free_after_compilation): Adjust freeing accordingly.
6948 (record_insns): Create hash table if needed; push insns into
6949 hash instead of array.
6950 (maybe_copy_epilogue_insn): New.
6951 (contains): Search hash table instead of array.
6952 (sibcall_epilogue_contains): Remove.
6953 (thread_prologue_and_epilogue_insns): Split eh_return insns
6954 and mark them as epilogues.
6955 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6956 scanning in terms of basic blocks.
6957 * insn-notes.def (CFA_RESTORE_STATE): New.
6958 * jump.c (returnjump_p_1): Accept EH_RETURN.
6959 (eh_returnjump_p_1, eh_returnjump_p): New.
6960 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6961 CFA_REGISTER, CFA_RESTORE): New.
6962 * rtl.def (EH_RETURN): New.
6963 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6965 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6966 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6968 * config/i386/i386.c (gen_push): Update cfa state.
6969 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6970 add a CFA_ADJUST_CFA note.
6971 (ix86_dwarf_handle_frame_unspec): Remove.
6972 (ix86_expand_prologue): Update cfa state.
6973 (ix86_emit_restore_reg_using_pop): New.
6974 (ix86_emit_restore_regs_using_pop): New.
6975 (ix86_emit_leave): New.
6976 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6977 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6978 * config/i386/i386.h (struct machine_cfa_state): New.
6979 (ix86_cfa_state): New.
6980 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6981 (eh_return_internal): Merge from eh_return_<mode>,
6982 use eh_return rtx, split w/ epilogue.
6984 2009-05-29 Ian Lance Taylor <iant@google.com>
6986 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6988 * calls.c (emit_library_call_value_1): Likewise.
6990 * c-typeck.c (c_build_va_arg): New function.
6991 * c-tree.h (c_build_va_arg): Declare.
6992 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6993 instead of build_va_arg.
6995 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6997 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6998 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6999 (ptr_difference_cost): Use affine combinations to compute it.
7000 (difference_cost): Likewise.
7001 (get_computation_cost_at): Compute more accurate cost for addresses
7002 if the ratio is a multiplier allowed in addresses.
7003 For non-addresses, consider that an additional offset or symbol is
7006 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7008 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7009 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7011 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7012 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7013 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7015 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7016 to 1 for TYPE_SSE{IADD1,CVT1}.
7017 (prefix_vex_imm8): Removed.
7018 (length_vex): Only pass 1 as second argument to
7019 ix86_attr_length_vex_default if prefix_extra is 0.
7020 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7021 (length): For prefix vex computation use length_immediate
7022 attribute instead of prefix_vex_imm8.
7023 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7024 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7025 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7026 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7027 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7028 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7029 a space in between the operands.
7030 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7031 if one operand is 0xff and the other one si, di, bp or sp.
7032 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7033 other one si, di, bp or sp.
7034 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7035 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7036 type and mode attributes.
7037 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7038 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7039 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7040 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7041 prefix_data16 attribute iff MODE_DF.
7042 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7043 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7044 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7045 constm128_operand in length_immediate computation.
7046 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7047 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7048 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7049 length_immediate attribute to 1.
7050 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7051 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7052 for certain alternatives.
7053 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7054 prefix_data16 attribute if MODE_V1DF.
7055 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7056 length_immediate to 1.
7057 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7058 length_address to 4, set mode attribute to MODE_DI.
7059 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7060 (fxam<mode>2_i387): Set length attribute to 4.
7061 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7062 *prefetch_3dnow_rex): Override length_address attribute.
7063 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7065 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7066 (constm128_operand): Removed.
7067 * config/i386/i386.c (memory_address_length): For
7068 disp && !index && !base in 64-bit mode account for SIB byte if
7069 print_operand_address can't optimize disp32 into disp32(%rip)
7070 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7071 for fs: or gs: segment.
7072 (ix86_attr_length_immediate_default): When checking if shortform
7073 is possible, truncate immediate to the length of the non-shortened
7075 (ix86_attr_length_address_default): Ignore MEM_P operands
7077 (ix86_attr_length_vex_default): Only check for DImode on
7078 GENERAL_REG_P operands.
7079 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7080 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7081 (sse_cvttps2pi): Clear prefix_rep attribute.
7082 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7084 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7085 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7086 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7087 iff operand 2 is const_int_operand.
7088 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7089 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7090 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7092 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7094 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7095 prefix_data16 attribute for movlpd and movhpd instructions.
7096 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7097 length_immediate for shufpd instruction.
7098 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7099 (avx_cmpp<avxmodesuffixf2c><mode>3,
7100 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7101 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7102 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7103 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7104 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7105 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7106 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7107 prefix_data16 attribute for the first alternative to 1.
7108 (*avx_loadlps): Override length_immediate for the first alternative.
7109 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7110 attributes for second alternative.
7111 (*vec_concatv2sf_sse4_1): Override length_immediate and
7112 prefix_data16 attributes for second alternative.
7113 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7114 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7115 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7116 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7117 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7118 prefix_data16 and length_immediate to 1.
7119 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7121 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7122 prefix_extra attribute for variants that don't have 0f prefix alone.
7123 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7124 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7125 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7126 *sse4_1_pextrd): Set length_immediate to 1.
7127 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7128 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7130 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7131 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7132 length_immediate to 1 for second alternative.
7133 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7134 prefix_extra and length_immediate attributes for the first
7136 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7138 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7139 to 1 for the first and third alternative.
7140 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7142 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7144 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7146 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7147 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7148 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7149 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7150 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7151 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7152 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7153 ssse3_psign<mode>3): Override prefix_rex attribute.
7154 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7155 (ssse3_palignrti): Override length_immediate to 1.
7156 (ssse3_palignrdi): Override length_immediate to 1, override
7157 prefix_rex attribute.
7158 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7159 (sse4a_extrqi): Override length_immediate to 2.
7160 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7161 (sse4a_insertq): Override prefix_data16 to 0.
7162 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7163 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7164 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7165 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7166 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7167 and length_immediate to 1.
7168 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7169 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7170 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7171 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7172 and length_immediate to 1.
7173 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7174 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7175 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7176 avx_ptest256): Override prefix_extra to 1.
7177 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7178 Override prefix_data16 and length_immediate to 1.
7179 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7180 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7181 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7182 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7183 prefix_data16 to 0 and prefix_extra to 2.
7184 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7185 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7187 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7188 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7189 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7190 and prefix_extra to 2.
7191 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7192 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7193 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7194 avx_vpermilvar<mode>3,
7195 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7196 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7197 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7198 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7199 Override prefix_extra to 1.
7200 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7201 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7202 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7203 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7204 prefix_extra and length_immediate to 1.
7205 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7207 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7208 to 1 for the first alternative.
7209 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7210 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7212 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7213 *movv2sf_internal_avx, *movv2sf_internal): Override
7214 prefix_rep attribute for certain alternatives.
7215 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7216 attributes for certain alternatives.
7217 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7218 attributes for certain alternatives.
7219 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7220 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7221 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7222 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7223 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7224 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7225 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7226 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7227 length_immediate to 1 if operand 2 is const_int_operand.
7228 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7229 *vec_extractv2si_1): Set length_immediate attribute to 1.
7230 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7231 using old 3DNOW insn rather than SSE/3DNOW_A.
7232 (mmx_emms, mmx_femms): Clear modrm attribute.
7234 2009-05-29 Martin Jambor <mjambor@suse.cz>
7236 * tree-sra.c: New implementation of SRA.
7238 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7239 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7240 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7241 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7242 (SRA_MAX_STRUCTURE_COUNT): Removed.
7243 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7244 * doc/invoke.texi (sra-max-structure-size): Removed.
7245 (sra-field-structure-ratio): Removed.
7247 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7250 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7253 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7255 PR rtl-optimization/40101
7256 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7257 seqno. Adjust comment.
7258 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7259 inserting bookkeeping before a jump, the jump is not scheduled.
7260 When no positive seqno found, provide a value. Add comment.
7262 2009-05-29 Richard Guenther <rguenther@suse.de>
7264 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7265 short-cutting on the first component.
7267 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7270 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7271 for trees other than decls/types.
7273 2009-05-29 Richard Guenther <rguenther@suse.de>
7275 * tree-ssa-operands.c (get_expr_operands): Do not handle
7276 INDIRECT_REFs in the handled-component case. Remove
7277 unused get_ref_base_and_extent case.
7278 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7279 tree_low_cst and host_integerp where possible.
7280 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7281 codes for equivalence.
7282 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7284 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7286 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7287 to tmake_file for i[34567]86-*-cygwin*.
7289 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7292 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7293 (altivec_categorize_keyword, init_vector_keywords,
7294 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7297 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7299 * tree.c (handle_dll_attribute): Check if node is
7300 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7302 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7304 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7306 (thumb2_zero_extendqidi2): Likewise.
7308 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7310 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7311 instead of gen_movrt.
7312 * config/sh/sh.md (movrt): Remove.
7314 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7316 * doc/invoke.texi (IA-64 Options):
7317 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7318 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7319 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7320 -msched-prefer-non-control-spec-insns,
7321 -msched-stop-bits-after-every-cycle,
7322 -msched-count-spec-in-critical-path,
7323 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7324 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7325 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7326 and -msched-spec-verbose.
7328 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7330 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7331 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7333 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7335 2009-05-28 Richard Guenther <rguenther@suse.de>
7337 * tree-ssa-alias.c (ao_ref_init): New function.
7338 (ao_ref_base): Likewise.
7339 (ao_ref_base_alias_set): Likewise.
7340 (ao_ref_alias_set): Likewise.
7341 (refs_may_alias_p_1): Change signature.
7342 (refs_may_alias_p): Adjust.
7343 (refs_anti_dependent_p): Likewise.
7344 (refs_output_dependent_p): Likewise.
7345 (call_may_clobber_ref_p_1): Change signature.
7346 (call_may_clobber_ref_p): Adjust.
7347 (stmt_may_clobber_ref_p_1): New function split out from ...
7348 (stmt_may_clobber_ref_p): ... here.
7349 (maybe_skip_until): Adjust signature.
7350 (get_continuation_for_phi): Likewise.
7351 (walk_non_aliased_vuses): Likewise.
7352 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7353 (ao_ref_init): Declare.
7354 (ao_ref_base): Likewise.
7355 (ao_ref_alias_set): Likewise.
7356 (stmt_may_clobber_ref_p_1): Likewise.
7357 (walk_non_aliased_vuses): Adjust.
7358 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7359 (get_ref_from_reference_ops): remove.
7360 (vn_reference_lookup_2): Adjust signature.
7361 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7362 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7363 (vn_reference_lookup): Adjust.
7364 (vn_reference_insert): Likewise.
7365 (vn_reference_insert_pieces): Adjust signature.
7366 (visit_reference_op_call): Adjust.
7367 * tree-ssa-pre.c (get_expr_type): Simplify.
7368 (phi_translate_1): Adjust.
7369 (compute_avail): Likewise.
7370 (translate_vuse_through_block): Do not re-build trees.
7371 (value_dies_in_block_x): Likewise.
7372 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7374 (vn_reference_lookup_pieces): Adjust declaration.
7375 (vn_reference_insert_pieces): Likewise.
7377 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7379 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7380 with checking disabled.
7382 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7386 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7387 macro definition for support of three-operand format aligned
7388 .comm directive in assembler on cygwin/pe/mingw target OS.
7389 * configure: Regenerate.
7390 * config.h: Regenerate.
7392 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7393 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7394 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7396 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7397 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7399 2009-05-28 Ira Rosen <irar@il.ibm.com>
7401 PR tree-optimization/40254
7402 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7403 in analysis of basic blocks.
7405 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7408 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7409 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7410 (TARGET_INITIALIZER): Use it.
7411 * cse.c (CHEAPER): Move it up to the other macros.
7412 (insert): Rename this ...
7413 (insert_with_costs): ... to this. Add cost parameters. Update
7415 (insert): New function. Call insert_with_costs.
7416 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7417 find_reg_offset_for_const, try_const_anchors): New functions.
7418 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7419 when using a const-anchor. Call insert_const_anchors.
7420 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7421 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7423 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7425 * tree-inline.c (remap_decls): Enable nonlocalized variables
7426 when not optimizing.
7428 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7430 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7431 Simplify other tests involving optimize.
7433 2009-05-27 Tom Tromey <tromey@redhat.com>
7435 * unwind-dw2.c (_Unwind_DebugHook): New function.
7436 (uw_install_context): Call _Unwind_DebugHook.
7438 2009-05-27 Tom Tromey <tromey@redhat.com>
7440 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7442 2009-05-27 Ian Lance Taylor <iant@google.com>
7444 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7445 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7446 (ALL_LINKERFLAGS): Define.
7447 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7448 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7449 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7450 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7451 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7452 $(LINKER_FOR_BUILD).
7453 (build/gcov-iov$(build_exeext)): Likewise.
7455 2009-05-27 Julian Brown <julian@codesourcery.com>
7457 * gcse.c (target.h): Include.
7458 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7459 copy of argument to a pseudo register.
7461 2009-05-27 Diego Novillo <dnovillo@google.com>
7463 * tree-ssa-live.c (dump_scope_block): Document arguments.
7464 (dump_scope_blocks): Document.
7465 (debug_scope_blocks): New.
7466 * tree-flow.h (debug_scope_blocks): Declare.
7468 2009-05-21 Denis Chertykov <denisc@overta.ru>
7470 * doc/contrib.texi (Contributors): Add myself to the list.
7472 2009-05-27 Olivier Hainque <hainque@adacore.com>
7474 * expr.c (target_align): New function. Alignment the TARGET of an
7475 assignment may be assume to have.
7476 (highest_pow2_factor_for_target): Use it instead of relying on
7477 immediate tree attributes of TARGET, not necessarily honored when
7478 intermediate bitfields are involved.
7480 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7483 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7484 AVX, SSE4, AES, PCLMUL and POPCNT.
7486 2009-05-27 Diego Novillo <dnovillo@google.com>
7488 * tree-pretty-print.c (dump_location): New.
7489 (dump_generic_node): Call it.
7490 Factor code to handle BLOCK nodes ...
7491 (dump_block_node): ... here.
7493 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7495 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7497 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7499 * gcc-plugin.h: Include config.h and system.h.
7500 (IN_GCC): Define if not defined.
7502 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7505 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7508 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7510 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7512 * config/m32r/m32r.h: Ditto.
7513 * config/m32r/m32r.md: Ditto.
7514 * config/m32r/predicates.md: Ditto.
7516 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7518 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7520 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7523 (Loading plugins): typo.
7524 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7525 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7526 (Interacting with the GCC Garbage Collector): Added new section.
7527 (Giving information about a plugin): Added new section for
7529 * ggc.h (ggc_register_root_tab): Added declaration.
7530 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7531 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7532 (register_callback): Improved comment in declaration.
7533 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7534 (extra_root_vec) Added static variable for dynamic roots registration.
7535 (ggc_register_root_tab) Added new routine.
7536 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7537 PLUGIN_GGC_MARKING event.
7538 * ggc-zone.c: Include plugin.h.
7539 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7540 * ggc-page.c: Include plugin.h.
7541 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7542 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7543 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7544 (register_callback): check lack of callbacks for
7545 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7546 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7547 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7548 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7549 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7550 dependency on plugin.h.
7551 (plugin.o): Added dependency on ggc.h...
7553 2009-05-26 Richard Guenther <rguenther@suse.de>
7557 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7558 with mismatched comparison modes.
7560 * expr.c (expand_expr_real_1): Expand the operand of a
7561 VIEW_CONVERT_EXPR in its natural mode.
7563 2009-05-26 Ian Lance Taylor <iant@google.com>
7565 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7566 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7567 (ALL_COMPILERFLAGS): Define.
7568 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7569 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7570 (collect2$(exeext), collect2.o): Likewise.
7571 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7572 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7573 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7574 (libbackend.o, intl.o, cppdefault.o): Likewise.
7575 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7576 (build/%.o): Use $(COMPILER_FOR_BUILD).
7577 (build/gen%$(build_exeext)): Likewise.
7578 (build/gcov-iov$(build_exeext)): LIkewise.
7579 * config/t-darwin (darwin.o): Use $(COMPILER).
7580 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7581 * config/t-sol2 (sol2-c.o): Likewise.
7583 * config/t-vxworks (vxworks.o): Likewise.
7584 * config/x-darwin (host-darwin.o): Likewise.
7585 * config/x-hpux (host-hpux.o): Likewise.
7586 * config/x-linux (host-linux.o): Likewise.
7587 * config/x-solaris (host-solaris.o): Likewise.
7588 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7589 * config/arm/t-arm (arm-c.o): Likewise.
7590 * config/arm/t-pe (pe.o): Likewise.
7591 * config/arm/t-wince-pe (pe.o): Likewise.
7592 * config/i386/t-cygming (winnt.o): Likewise.
7593 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7594 * config/i386/t-cygwin (cygwin1.o): Likewise.
7595 (cygwin2.o): Likewise.
7596 * config/i386/t-i386 (i386-c.o): Likewise.
7597 * config/i386/t-interix (winnt.o): Likewise.
7598 * config/i386/t-netware (netware.o): Likewise.
7599 * config/i386/t-nwld (nwld.o): Likewise.
7600 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7601 * config/i386/x-i386 (driver-i386.o): Likewise.
7602 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7603 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7604 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7605 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7606 * config/mips/x-native (driver-native.o): Likewise.
7607 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7608 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7609 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7610 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7611 * config/score/t-score-elf (score7.o): Likewise.
7612 (score3.o): Likewise.
7613 * config/sh/t-sh (sh-c.o): Likewise.
7614 * config/sh/t-symbian (sh-c.o): Likewise.
7615 (symbian.o): Likewise.
7616 * config/spu/t-spu-elf (spu-c.o): Likewise.
7617 * config/v850/t-v850 (v850-c.o): Likewise.
7618 * config/v850/t-v850e (v850-c.o): Likewise.
7620 2009-05-26 Richard Guenther <rguenther@suse.de>
7622 PR tree-optimization/40122
7623 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7624 VECTOR_CSTs if possible.
7625 (fold_gimple_assign): Likewise.
7627 2009-05-26 Richard Guenther <rguenther@suse.de>
7630 * fold-const.c (fold_binary): Use the correct types for building
7633 2009-05-26 Richard Guenther <rguenther@suse.de>
7635 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7636 redundant calls to merge_alias_info.
7637 (bump_vector_ptr): Likewise.
7638 * tree-ssa-copy.c (merge_alias_info): Remove.
7639 (replace_exp_1): Remove call to merge_alias_info.
7640 (propagate_tree_value): Likewise.
7641 (fini_copy_prop): Propagate points-to info.
7642 * tree-flow.h (merge_alias_info): Remove.
7644 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7646 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7648 2009-05-25 Jan Hubicka <jh@suse.cz>
7650 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7651 * cgraph.h (struct inline_summary): New filed self_wize,
7652 size_inlining_benefit, self_time and time_inlining_benefit.
7653 (struct cgraph_global_info): Replace insns by time ans size fields.
7654 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7655 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7656 (ipcp_update_callgraph): Do not touch function bodies.
7657 * ipa-inline.c: Include except.h
7658 (MAX_TIME): New constant.
7659 (overall_insns): Remove.
7661 (overall_size, max_benefit): New static variables.
7662 (cgraph_estimate_time_after_inlining): New function.
7663 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7664 (cgraph_clone_inlined_nodes): Update size.
7665 (cgraph_mark_inline_edge): Update size.
7666 (cgraph_estimate_growth): Use size info.
7667 (cgraph_check_inline_limits): Check size.
7668 (cgraph_default_inline_p): Likewise.
7669 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7670 (cgraph_decide_recursive_inlining): Check size.
7671 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7673 (cgraph_decide_inlining): Likewise.
7674 (cgraph_decide_inlining_incrementally): Likewise; honor
7675 PARAM_EARLY_INLINING_INSNS.
7676 (likely_eliminated_by_inlining_p): New predicate.
7677 (estimate_function_body_sizes): New function.
7678 (compute_inline_parameters): Use it.
7679 * except.c (must_not_throw_labels): New function.
7680 * except.h (must_not_throw_labels): Declare.
7681 * tree-inline.c (init_inline_once): Kill inlining_weigths
7682 * tree-ssa-structalias.c: Avoid uninitialized warning.
7683 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7684 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7685 (PARAM_INLINE_CALL_COST): Remove.
7686 (PARAM_EARLY_INLINING_INSNS): New.
7688 2009-05-25 Richard Guenther <rguenther@suse.de>
7690 PR tree-optimization/36327
7691 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7692 callback for reference translation or lookup at the point of may-defs.
7693 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7694 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7695 for union COMPONENT_REFs.
7696 (vn_reference_lookup_3): New callback. Lookup from memset
7697 and CONSTRUCTOR assignment, translate through struct copies.
7698 (vn_reference_lookup_pieces): Make sure to not free the
7699 passed operands array. Adjust walk_non_aliased_vuses call.
7700 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7701 make sure we do not leak memory.
7703 2009-05-25 Richard Guenther <rguenther@suse.de>
7705 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7706 * tree-inline.c (expand_call_inline): Reset the escaped and
7708 * tree-ssa-structalias.c (pass_build_ealias): New.
7709 * tree-pass.h (pass_build_ealias): Declare.
7710 * passes.c (init_optimization_passes): Add PTA during
7711 early optimizations.
7712 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7713 and CALLUSED solutions.
7714 (dump_points_to_solution): New function, split out from ...
7715 (dump_points_to_info_for): ... here.
7716 * tree-parloops.c (parallelize_loops): Reset the escaped and
7719 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7722 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7723 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7725 2009-05-25 Ira Rosen <irar@il.ibm.com>
7727 PR tree-optimization/40238
7728 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7729 statements after basic block's labels.
7730 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7731 to free the allocated memory.
7733 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7735 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7736 return address with a USE.
7738 2009-05-24 Richard Guenther <rguenther@suse.de>
7741 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7742 array type from the main variant of the inner type.
7744 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7746 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
7747 definition to bool (from int) to un-break build.
7748 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
7750 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
7752 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
7753 discard_stmt_changes): Delete.
7754 * tree-ssa-operands.c (scb_stack): Delete.
7755 (init_ssa_operands): Do not initialize it.
7756 (fini_ssa_operands): Do not free it.
7757 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
7759 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
7760 update_stmt, remove the others. Fix comments.
7761 * tree-dfa.c (optimize_stack_restore): Likewise.
7762 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
7763 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
7764 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7765 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
7767 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
7768 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7769 (dom_opt_finalize_block): Likewise, adjusting access to
7771 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
7772 (stmts_to_rescan): Change item type to gimple.
7773 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
7775 2009-05-24 Ira Rosen <irar@il.ibm.com>
7777 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
7778 * tree-pass.h (pass_slp_vectorize): New pass.
7779 * params.h (SLP_MAX_INSNS_IN_BB): Define.
7780 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
7781 * tree-vectorizer.c (timevar.h): Include.
7782 (user_vect_verbosity_level): Declare.
7783 (vect_location): Fix comment.
7784 (vect_set_verbosity_level): Update user_vect_verbosity_level
7785 instead of vect_verbosity_level.
7786 (vect_set_dump_settings): Add an argument. Ignore user defined
7787 verbosity if dump flags require higher level of verbosity. Print to
7788 stderr only for loop vectorization.
7789 (vectorize_loops): Update call to vect_set_dump_settings.
7790 (execute_vect_slp): New function.
7791 (gate_vect_slp): Likewise.
7792 (struct gimple_opt_pass pass_slp_vectorize): New.
7793 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
7795 (vec_info_for_bb): New function.
7796 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
7797 (VECTORIZATION_ENABLED): New macro.
7798 (SLP_ENABLED, SLP_DISABLED): Likewise.
7799 (vect_is_simple_use): Add bb_vec_info argument.
7800 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
7801 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
7802 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
7803 vect_schedule_slp, vect_analyze_slp): Likewise.
7804 (vect_analyze_stmt): Add slp_tree argument.
7805 (find_bb_location): Declare.
7806 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7807 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
7808 (vect_analyze_loop_operations, vect_analyze_loop,
7809 get_initial_def_for_induction, vect_create_epilog_for_reduction,
7810 vect_finalize_reduction, vectorizable_reduction,
7811 vectorizable_live_operation, vect_transform_loop): Likewise.
7812 * tree-data-ref.c (dr_analyze_innermost): Update comment,
7813 skip evolution analysis if analyzing a basic block.
7814 (dr_analyze_indices): Likewise.
7815 (initialize_data_dependence_relation): Skip the test whether the
7816 object is invariant for basic blocks.
7817 (compute_all_dependences): Skip dependence analysis for data
7818 references in basic blocks.
7819 (find_data_references_in_stmt): Don't fail in case of invariant
7820 access in basic block.
7821 (find_data_references_in_bb): New function.
7822 (find_data_references_in_loop): Move code to
7823 find_data_references_in_bb and add a call to it.
7824 (compute_data_dependences_for_bb): New function.
7825 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
7826 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
7828 (vect_analyze_data_ref_dependence): Check for interleaving in case of
7829 unknown dependence in basic block and fail in case of dependence in
7831 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
7832 dependence instances from either loop or basic block vectorization
7834 (vect_compute_data_ref_alignment): Check if it is loop vectorization
7835 before calling nested_in_vect_loop_p.
7836 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
7837 dependence instances from either loop or basic block vectorization
7839 (vect_verify_datarefs_alignment): Likewise.
7840 (vect_enhance_data_refs_alignment): Adjust function calls.
7841 (vect_analyze_data_refs_alignment): Likewise.
7842 (vect_analyze_group_access): Fix printing. Skip different checks if
7843 DR_STEP is 0. Keep strided stores either in loop or basic block
7844 vectorization data structure. Fix indentation.
7845 (vect_analyze_data_ref_access): Fix comments, allow zero step in
7847 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
7848 dependence instances from either loop or basic block vectorization
7850 (vect_analyze_data_refs): Update comment. Call
7851 compute_data_dependences_for_bb to analyze basic blocks.
7852 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
7853 case of loop vectorization. In case of basic block vectorization use
7854 data-ref itself as a base.
7855 (vect_create_data_ref_ptr): In case of basic block vectorization:
7856 don't advance the pointer, add new statements before the current
7857 statement. Adjust function calls.
7858 (vect_supportable_dr_alignment): Support only aligned accesses in
7859 basic block vectorization.
7860 * common.opt (ftree-slp-vectorize): New flag.
7861 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
7862 (vect_pattern_recog_1): Likewise.
7863 * tree-vect-stmts.c (process_use): Likewise.
7864 (vect_init_vector): Add new statements in the beginning of the basic
7865 block in case of basic block SLP.
7866 (vect_get_vec_def_for_operand): Adjust function calls.
7867 (vect_finish_stmt_generation): Likewise.
7868 (vectorizable_call): Add assert that it is loop vectorization, adjust
7870 (vectorizable_conversion, vectorizable_assignment): Likewise.
7871 (vectorizable_operation): In case of basic block SLP, take
7872 vectorization factor from statement's type and skip the relevance
7873 check. Adjust function calls.
7874 (vectorizable_type_demotion): Add assert that it is loop
7875 vectorization, adjust function calls.
7876 (vectorizable_type_promotion): Likewise.
7877 (vectorizable_store): Check for outer loop only in case of loop
7878 vectorization. Adjust function calls. For basic blocks, skip the
7879 relevance check and don't advance pointers.
7880 (vectorizable_load): Likewise.
7881 (vectorizable_condition): Add assert that it is loop vectorization,
7882 adjust function calls.
7883 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
7884 that it is not reduction, get vector type, call only supported
7885 functions, skip loop specific parts.
7886 (vect_transform_stmt): Check for outer loop only in case of loop
7888 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7889 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7890 for external definition.
7891 * passes.c (pass_slp_vectorize): New pass.
7892 * tree-vect-slp.c (find_bb_location): New function.
7893 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7894 check for patterns only in loops.
7895 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7896 case of multiple types in basic block SLP.
7897 (vect_mark_slp_stmts_relevant): New function.
7898 (vect_supported_load_permutation_p): Fix comment.
7899 (vect_analyze_slp_instance): Add argument. In case of basic block
7900 SLP, take vectorization factor from statement's type, check that
7901 unrolling factor is 1. Adjust function call. Save SLP instance in
7902 either loop or basic block vectorization structure. Return FALSE,
7904 (vect_analyze_slp): Add argument. Get strided stores groups from
7905 either loop or basic block vectorization structure. Return FALSE
7906 if basic block SLP failed.
7907 (new_bb_vec_info): New function.
7908 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7909 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7910 (vect_schedule_slp): Add argument. Get SLP instances from either
7911 loop or basic block vectorization structure. Set vectorization factor
7912 to be 1 for basic block SLP.
7913 (vect_slp_transform_bb): New function.
7914 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7916 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7918 * final.c (shorten_branches): Do not align labels for jump tables.
7919 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7921 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7923 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7924 Remove outdated reference to flow.c and fix nits.
7925 * doc/gccint.texi: Tweak RTL description.
7926 * doc/rtl.texi: Likewise.
7928 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7930 * config/avr/avr.c: Change my email address.
7931 * config/avr/avr.h: Likewise.
7932 * config/avr/avr.md: Likewise.
7933 * config/avr/avr-protos.h: Likewise.
7934 * config/avr/libgcc.S: Likewise.
7936 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7938 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7939 (spu_split_load, spu_split_store): Change return type to int.
7940 (spu_split_convert): Declare.
7941 * config/spu/predicates.md (spu_mem_operand): Remove.
7942 (spu_mov_operand): Update.
7943 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7944 * config/spu/spu.c (regno_aligned_for_load): Remove.
7945 (reg_aligned_for_addr, spu_expand_load): Define.
7946 (spu_expand_extv): Reimplement and handle MEM.
7947 (spu_expand_insv): Handle MEM.
7948 (spu_sched_reorder): Handle insn's with length 0.
7949 (spu_legitimate_address_p): Reimplement.
7950 (store_with_one_insn_p): Return TRUE for any mode with size
7951 larger than 16 bytes.
7952 (address_needs_split): Define.
7953 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7955 (spu_convert_move): Define.
7956 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7957 (spu_split_store): Change all MEM's to TImode.
7958 (spu_init_expanders): Preallocate registers that correspond to
7959 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7961 (spu_split_convert): Define.
7962 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7963 (_move<mode>, _movdi, _movti): Update predicate and condition.
7964 (load, store): Change to define_split.
7965 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7967 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7968 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7969 define_insn_and_split of lshr<mode>3.
7970 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7971 (<v>ashr<mode>3_imm): Define.
7972 (extv, extzv, insv): Allow MEM operands.
7973 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7974 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7975 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7976 (_spu_convert2): Change to define_insn_and_split and remove the
7977 corresponding define_peephole2.
7978 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7979 Change predicates to memory_operand.
7981 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7983 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7985 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7987 PR tree-optimization/40219
7988 * tree.c (iterative_hash_expr): Make sure the builtin function is
7989 a normal builtin function and not a front end or back end builtin
7990 before indexing into the built_in_decls array.
7992 2009-05-22 Richard Guenther <rguenther@suse.de>
7995 * alias.c (write_dependence_p): Do not use TBAA for answering
7996 anti-dependence or output-dependence.
7997 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7998 (emit_pointer_definition): Remove.
7999 (emit_alias_warning): Likewise.
8000 (find_what_var_points_to): Remove TBAA pruning code.
8001 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8003 (compute_points_to_sets): Remove code computing the set of
8004 dereferenced pointers.
8005 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8006 oracle for querying anti and output dependencies.
8007 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8008 if TBAA may be applied.
8009 (refs_anti_dependent_p): New function.
8010 (refs_output_dependent_p): Likewise.
8011 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8012 (refs_output_dependent_p): Likewise.
8013 * doc/tree-ssa.texi (Memory model): New section.
8014 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8015 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8016 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8017 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8018 * expr.c (expand_expr_real_1): Likewise.
8019 * gimple-low.c (lower_stmt): Likewise.
8020 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8021 (dump_gimple_cdt): Remove.
8022 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8023 (gimple_size): Likewise.
8024 (walk_gimple_op): Likewise.
8025 (is_gimple_stmt): Likewise.
8026 (walk_stmt_load_store_addr_ops): Likewise.
8027 (gimple_build_cdt): Remove.
8028 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8029 * gimple.h (gimple_cdt_new_type): Remove.
8030 (gimple_cdt_new_type_ptr): Likewise.
8031 (gimple_cdt_set_new_type): Likewise.
8032 (gimple_cdt_location): Likewise.
8033 (gimple_cdt_location_ptr): Likewise.
8034 (gimple_cdt_set_location): Likewise.
8035 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8036 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8037 GIMPLE_CHANGE_DYNAMIC_TYPE.
8038 (verify_types_in_gimple_stmt): Likewise.
8039 * tree-inline.c (estimate_num_insns): Likewise.
8040 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8041 (copy_decl_to_var): Likewise.
8042 (copy_result_decl_to_var): Likewise.
8043 * tree-pretty-print.c (dump_generic_node): Do not handle
8044 CHANGE_DYNAMIC_TYPE_EXPR.
8045 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8046 * tree-ssa-operands.c (get_expr_operands): Likewise.
8047 * tree-ssa-structalias.c (struct variable_info): Remove
8048 no_tbaa_pruning member.
8049 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8050 (unify_nodes): Do not copy it.
8051 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8052 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8053 (set_uids_in_ptset): Do not check it.
8054 (find_what_var_points_to): Likewise.
8055 (compute_tbaa_pruning): Remove.
8056 (compute_points_to_sets): Do not call it.
8057 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8058 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8059 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8060 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8061 (DECL_NO_TBAA_P): Likewise.
8062 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8063 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8064 (expand_omp_atomic_pipeline): Do not set it.
8065 * print-tree.c (print_node): Do not dump it.
8066 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8069 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8072 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8075 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8077 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8080 2009-05-22 Ben Elliston <bje@au.ibm.com>
8082 * Makefile.in (bversion.h, s-bversion): New targets.
8083 (TOPLEV_H): Add bversion.h.
8084 * toplev.h: Include "bversion.h".
8085 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8086 the __format__ attribute only if compiling with the same version
8087 of GCC as the sources (the "build version").
8089 2009-05-22 Ben Elliston <bje@au.ibm.com>
8091 * c-format.c (handle_format_attribute): Fix comment typo.
8093 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8096 * config/ia64/ia64.opt (mfused-madd): New.
8097 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8098 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8099 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8100 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8101 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8102 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8103 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8104 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8105 instruction if !TARGET_FUSED_MADD.
8106 (fpma, fpms): Remove colon from name.
8108 2009-05-22 Richard Guenther <rguenther@suse.de>
8110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8111 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8112 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8114 (create_expression_by_pieces): Only convert if necessary.
8115 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8116 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8118 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8120 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8121 regular pattern from a template and rename it ...
8122 (*extzv_truncsi_exts): ... to this.
8124 2009-05-21 Richard Guenther <rguenther@suse.de>
8126 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8127 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8128 (cgraph_default_inline_p): Likewise.
8129 (cgraph_decide_inlining_incrementally): Likewise.
8131 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8132 Uros Bizjak <ubizjak@gmail.com>
8134 * config/i386/cpuid.h (bit_MOVBE): New.
8136 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8138 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8139 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8140 (ix86_handle_option): Handle OPT_mmovbe.
8141 (ix86_target_string): Add -mmovbe.
8142 (pta_flags): Add PTA_MOVBE.
8143 (processor_alias_table): Add PTA_MOVBE to "atom".
8144 (override_options): Handle PTA_MOVBE.
8146 * config/i386/i386.h (TARGET_MOVBE): New.
8148 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8149 (*bswapsi_movbe): New.
8150 (*bswapdi_movbe): Likewise.
8151 (bswapdi2): Renamed to ...
8153 (bswapdi2): New expander.
8155 * config/i386/i386.opt (mmovbe): New.
8157 * doc/invoke.texi: Document -mmovbe.
8159 2009-05-21 Taras Glek <tglek@mozilla.com>
8161 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8162 * gcc-plugin.h (plugin_init): Updated signature.
8163 * gcc-plugin.h (plugin_name_args): Moved to this header.
8164 * doc/plugins.texi (plugin_init): Updated documention to reflect
8166 * doc/plugins.texi (plugin_name_args): Added to documention.
8168 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8170 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8171 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8173 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8175 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8176 JUMP_TABLE_DATA_P predicates where applicable.
8177 * config/i386/predicates.md: Ditto.
8178 * config/i386/sse.md: Ditto.
8180 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8182 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8183 operand2 -128 override length_immediate attribute to 1.
8184 * config/i386/predicates.md (constm128_operand): New predicate.
8186 * config/i386/i386.c (memory_address_length): Handle %r12
8187 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8189 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8190 mode look through optional ZERO_EXTEND and SUBREG.
8191 * config/i386/i386.md (R12_REG): New define_constant.
8192 (prefix_data16): For sse unit set also for MODE_TI insns.
8193 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8194 insns set if operand 1 is ext_QIreg_operand.
8195 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8196 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8198 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8199 mode from MODE_DI to MODE_SI.
8200 (movdi_1_rex64): Override modrm and length_immediate attributes
8201 only for movabs (TYPE_IMOV, alternative 2).
8202 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8203 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8204 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8205 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8206 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8207 prefix_rex attribute if DImode.
8208 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8209 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8210 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8211 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8212 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8213 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8214 Likewise. For TYPE_IMOV clear length_immediate attribute.
8215 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8216 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8217 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8218 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8219 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8220 or one operand TYPE_ISHIFT.
8221 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8222 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8223 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8224 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8225 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8226 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8227 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8228 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8229 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8230 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8231 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8232 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8233 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8234 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8235 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8236 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8237 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8238 set mode attribute, don't override length attribute.
8239 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8241 (return_internal_long): Set length attribute to 2 instead of 1.
8242 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8243 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8244 prefix_rex attribute.
8245 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8247 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8249 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8251 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8253 2009-05-20 Ian Lance Taylor <iant@google.com>
8255 * tree.c (build_tree_list_vec_stat): New function.
8256 (ctor_to_vec): New function.
8257 (build_nt_call_vec): New function.
8258 (build_call_array): Change args to be a const pointer.
8259 (build_call_vec): New function.
8260 * tree.h (build_nt_call_vec): Declare.
8261 (build_tree_list_vec_stat): Declare.
8262 (build_tree_list_vec): Define.
8263 (build_call_array): Update declaration.
8264 (build_call_vec): Declare.
8265 (ctor_to_vec): Declare.
8266 * c-common.c (tree_vector_cache): New static variable.
8267 (make_tree_vector): New function.
8268 (release_tree_vector): New function.
8269 (make_tree_vector_single): New function.
8270 (make_tree_vector_copy): New function.
8271 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8272 (make_tree_vector_single, make_tree_vector_copy): Declare.
8273 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8274 (c_parser_expr_list): Don't manage cache here, instead call
8276 (c_parser_release_expr_list): Remove static function.
8277 (c_parser_vec_to_tree_list): Remove static function.
8278 (c_parser_attributes): Call build_tree_list_vec instead of
8279 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8280 c_parser_release_expr_list.
8281 (c_parser_postfix_expression_after_primary): Likewise.
8282 (c_parser_objc_keywordexpr): Likewise.
8284 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8286 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8287 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8288 TARGET_CONVERT_TO_TYPE.
8289 * hooks.c (hook_tree_const_tree_null): Define.
8290 * hooks.h (hook_tree_const_tree_null): Declare.
8291 * target.h (struct gcc_target): Add invalid_parameter_type,
8292 invalid_return_type, promoted_type, and convert_to_type fields.
8293 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8294 (TARGET_INVALID_RETURN_TYPE): Define.
8295 (TARGET_PROMOTED_TYPE): Define.
8296 (TARGET_CONVERT_TO_TYPE): Define.
8297 (TARGET_INITIALIZER): Update for new fields.
8298 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8299 (grokparms): Check targetm.invalid_parameter_type.
8300 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8301 * c-convert.c (convert): Check targetm.convert_to_type.
8303 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8305 * config/mips/mips.md (*extenddi_truncate<mode>,
8306 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8308 (*extendhi_truncateqi): New define_insn_and_sptit.
8310 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8313 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8314 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8316 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8318 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8319 the operand of VIEW_CONVERT_EXPR.
8321 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8323 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8324 extended family and model for Intel processors. Support Intel Atom.
8326 2009-05-20 Olivier Hainque <hainque@adacore.com>
8328 * gstab.h (stab_code_type): Define, to be used instead of the
8329 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8331 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8332 occurrences by stab_code_type.
8333 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8335 2009-05-20 Martin Jambor <mjambor@suse.cz>
8337 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8338 (sra_insert_before): Likewise.
8339 (sra_insert_after): Likewise.
8340 (sra_init_cache): Likewise.
8341 (sra_type_can_be_decomposed_p): Likewise.
8342 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8343 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8344 (sra_insert_before): Likewise.
8345 (sra_insert_after): Likewise.
8346 (sra_init_cache): Likewise.
8347 (insert_edge_copies_seq): Made static and moved upwards.
8349 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8352 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8354 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8355 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8358 2009-05-20 Richard Guenther <rguenther@suse.de>
8360 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8361 with mismatched comparison modes.
8363 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8365 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8366 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8367 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8368 with shifts for Thumb2.
8369 (orsi_notsi): New for orn.
8370 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8371 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8372 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8373 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8374 Don't invert remainder for IOR.
8376 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8378 PR tree-optimization/40087
8379 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8380 number_of_iterations_ne): Rename never_infinite argument.
8381 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8382 number_of_iterations_le): Handle pointer-type ivs when
8383 exit_must_be_taken is false.
8384 (number_of_iterations_cond): Do not always assume that
8385 exit_must_be_taken if the control variable is a pointer.
8387 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8389 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8390 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8392 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8394 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8395 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8397 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8400 * c.opt (Wlogical-op): Disabled by default.
8401 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8403 * doc/invoke.texi (Wlogical-op): Likewise.
8405 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8407 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8409 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8410 Propagate the type of the first operand.
8411 <ASSERT_EXPR>: Simplify.
8412 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8413 Rewrite using the RHS code as discriminant.
8414 <NOP_EXPR>: Turn into CASE_CONVERT.
8415 <PLUS_EXPR>: Propagate the type of the first operand.
8417 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8419 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8420 (ia64_dconst_0_375): New.
8421 * config/ia64/ia64.c (ia64_override_options): Remove
8422 -minline-sqrt-min-latency warning.
8423 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8424 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8425 * config/ia64/ia64.md (*sqrt_approx): Remove.
8426 (sqrtsf2): Remove #if 0.
8427 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8428 (sqrtdf): Remove assert.
8429 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8430 (sqrtxf2): Remove #if 0.
8431 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8432 * div.md (sqrt_approx_rf): New.
8433 (sqrtsf2_internal_thr): New implementation.
8434 (sqrtsf2_internal_lat): New.
8435 (sqrtdf2_internal_thr: New implementation.
8436 (sqrtxf2_internal): New implementation.
8438 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8439 Hans-Peter Nilsson <hp@axis.com>
8441 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8442 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8443 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8444 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8445 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8446 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8447 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8448 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8449 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8450 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8451 * c-common.c: ...from here.
8453 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8455 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8457 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8459 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8461 2009-05-19 Ben Elliston <bje@au.ibm.com>
8463 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8464 assignments with memcpy calls.
8465 (add_fdes): Likewise.
8466 (binary_search_unencoded_fdes): Likewise.
8467 (linear_search_fdes): Eliminate type puns.
8469 2009-05-19 Richard Guenther <rguenther@suse.de>
8471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8472 not falsely claim to have propagated into all uses.
8474 2009-05-19 Ben Elliston <bje@au.ibm.com>
8476 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8479 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8481 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8482 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8483 (TARGET_LEGITIMATE_ADDRESS_P): New.
8484 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8485 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8487 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8490 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8491 child of the containing namespace's DIE.
8493 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8495 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8496 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8497 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8500 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8503 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8504 gen_align with gen_pad.
8505 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8506 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8508 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8509 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8511 * config/i386/i386.md (align): Renamed to ...
8512 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8513 ASM_OUTPUT_MAX_SKIP_PAD.
8515 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8517 * config.gcc: Fix variable syntax.
8520 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8521 before calling exact_log2.
8522 (output_iorsi3): Likewise.
8523 (output_xorsi3): Likewise.
8525 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8527 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8528 for the none zero constant operand except for EQ and NE
8529 comprisons even when the first operand is R0.
8531 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8533 * config/s390/2064.md: Remove trailing whitespaces.
8534 * config/s390/2084.md: Likewise.
8535 * config/s390/constraints.md: Likewise.
8536 * config/s390/fixdfdi.h: Likewise.
8537 * config/s390/libgcc-glibc.ver: Likewise.
8538 * config/s390/s390-modes.def: Likewise.
8539 * config/s390/s390-protos.h: Likewise.
8540 * config/s390/s390.c: Likewise.
8541 * config/s390/s390.h: Likewise.
8542 * config/s390/s390.md: Likewise.
8543 * config/s390/tpf-unwind.h: Likewise.
8545 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8547 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8549 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8552 * configure.ac (m68k-*-*): Check if binutils support TLS.
8553 * configure: Regenerate.
8554 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8555 * config/m68k/constraints.md (Cu): New constraint.
8556 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8557 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8558 (movsi): Handle TLS symbols.
8559 (addsi3_5200): Handle XTLS symbols, indent.
8560 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8561 (m68k_tls_reference_p): Declare.
8562 (m68k_legitimize_address): Declare.
8563 (m68k_unwrap_symbol): Declare.
8564 * config/m68k/m68k.opt (mxtls): New option.
8565 * config/m68k/m68k.c (ggc.h): Include.
8566 (m68k_output_dwarf_dtprel): Implement hook.
8567 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8568 (m68k_expand_prologue): Load GOT pointer when function needs it.
8569 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8570 (m68k_legitimate_constant_address_p): Same.
8571 (m68k_decompose_address): Handle TLS references.
8572 (m68k_get_gp): New static function.
8573 (enum m68k_reloc): New contants.
8574 (TLS_RELOC_P): New macro.
8575 (m68k_wrap_symbol): New static function.
8576 (m68k_unwrap_symbol): New function.
8577 (m68k_final_prescan_insn_1): New static function.
8578 (m68k_final_prescan_insn): New function.
8579 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8581 (legitimize_pic_address): Handle TLS references..
8582 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8583 (m68k_libcall_value_in_a0_p)
8584 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8585 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8586 (m68k_legitimize_tls_address): Handle TLS references.
8587 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8589 (m68k_legitimize_address): Handle TLS symbols.
8590 (m68k_get_reloc_decoration): New static function.
8591 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8593 (m68k_output_dwarf_dtprel): Implement hook.
8594 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8595 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8596 m68k_call_* routines.
8597 (sched_attr_op_type): Handle TLS symbols.
8598 (gt-m68k.h): Include.
8599 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8600 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8602 2009-05-18 Martin Jambor <mjambor@suse.cz>
8604 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8605 (visit_store_addr_for_mod_analysis): New function.
8606 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8607 (determine_cst_member_ptr): Use gimple_assign_single_p.
8608 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8609 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8610 operands. Don't check number of operands of a NOP_EXPR.
8612 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8614 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8616 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8619 * c-common.c (warn_logical_operator): Don't warn if one of
8620 expression isn't always true or false.
8622 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8624 * config/i386/biarch32.h: New file.
8625 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8627 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8629 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8630 *zero_extend<mode>_truncqi): Merge these into ...
8631 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8632 Name the pattern following this as *zero_extendhi_truncqi.
8634 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8637 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8638 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8639 (output_info): Make field HOST_WIDEST_INT.
8640 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8641 (dump_bitmat_statistics): Same.
8643 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8645 * config.gcc (use_gcc_stdint): Set to wrap.
8646 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8647 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8648 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8649 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8650 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8651 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8652 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8653 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8655 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8657 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8659 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8660 Move definitions earlier.
8661 (OPT_ARCH64, OPT_ARCH32): Define.
8662 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8665 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8668 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8671 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8673 * arm.md (movdi2): Copy non-reg values to DImode registers.
8675 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8678 * final.c (label_to_max_skip): New function.
8679 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8680 CODE_LABEL_NUMBER <= max_labelno.
8681 * output.h (label_to_max_skip): New prototype.
8682 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8683 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8684 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8685 Handle CODE_LABELs with >= 16 byte alignment or with
8686 max_skip == (1 << align) - 1.
8687 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8688 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8691 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8692 .p2align 3 if MAX_SKIP is smaller than 7.
8693 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8695 2009-05-15 Ian Lance Taylor <iant@google.com>
8697 * alias.c (struct alias_set_entry_d): Rename from struct
8698 alias_set_entry. Change all uses.
8699 * except.c (struct call_site_record_d): Rename from struct
8700 call_site_record. Change all uses.
8701 * except.h (struct eh_region_d): Rename from struct eh_region.
8703 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8705 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8706 ivtype_map_elt. Change all uses.
8707 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8709 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8710 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8712 (struct sese_d): Rename from struct sese. Change all uses.
8713 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8714 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8715 * optabs.h (struct optab_d): Rename from struct optab. Change all
8717 (struct convert_optab_d): Rename from struct convert_optab.
8719 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8720 ipa_opt_pass. Change all uses.
8721 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8724 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8725 defined as a typedef.
8726 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8729 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8732 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8734 (merge_ranges): Returns bool.
8735 * tree.h (make_range): .. to here.
8736 (build_range_check): Likewise.
8737 (merge_ranges): Likewise. Renamed from merge_ranges.
8738 * c-typeck.c (parser_build_binary_op): Update calls to
8739 warn_logical_operator.
8740 * c-common.c (warn_logical_operator): Add new warning.
8741 * c-common.h (warn_logical_operator): Update declaration.
8743 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8745 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
8747 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8749 * doc/install.texi: Document MPC requirements, flags etc.
8751 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
8752 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
8753 Evaluate constant arguments.
8754 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
8755 (fold_builtin_1): Likewise, also evaluate constant arguments.
8756 Remove superfluous break.
8757 (do_mpc_ckconv): New.
8758 * real.h: Include mpc.h.
8759 * toplev.c (print_version): Output MPC version info if available.
8761 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8763 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
8765 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
8767 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
8770 2009-05-15 Jan Hubicka <jh@suse.cz>
8772 * doc/invoke.texi (max-early-inliner-iterations): New flag.
8773 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
8774 (try_inline): Fix return value.
8775 (cgraph_decide_inlining_incrementally): Honor new value.
8776 (cgraph_early_inlining): Handle indirect inlining.
8777 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
8779 2009-05-15 Jan Hubicka <jh@suse.cz>
8781 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
8782 * cgraphunit.c (cgraph_finalize_function): Set it.
8783 (cgraph_expand_function): Use it.
8785 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8787 * real.c (encode_ieee_half): Define.
8788 (decode_ieee_half): Define.
8789 (ieee_half_format): Define.
8790 (arm_half_format): Define.
8791 * real.h (ieee_half_format): Declare.
8792 (arm_half_format): Declare.
8794 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
8796 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
8797 swapped, and reversed optabs exist before trying to use them.
8799 2009-05-15 Paul Brook <paul@codesourcery.com>
8800 Sandra Loosemore <sandra@codesourcery.com>
8802 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
8803 loads. Allow PRE_DEC.
8804 (output_move_neon): Handle PRE_DEC.
8805 (arm_print_operand): Add 'A' for neon structure loads.
8806 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
8807 * config/arm/neon.md (neon_mov): Update comment.
8808 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
8810 (Um): New constraint.
8812 2009-05-15 Jan Hubicka <jh@suse.cz>
8814 Revert the following patch until testsuite fallout is fixed:
8815 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8816 * cgraph.h (struct inline_summary): New filed self_wize,
8817 size_inlining_benefit, self_time and time_inlining_benefit.
8818 (struct cgraph_global_info): Replace insns by time ans size fields.
8819 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8820 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8821 (ipcp_update_callgraph): Do not touch function bodies.
8822 * ipa-inline.c: Include except.h
8823 (MAX_TIME): New constant.
8824 (overall_insns): Remove
8825 (overall_size, max_benefit): New static variables.
8826 (cgraph_estimate_time_after_inlining): New function.
8827 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8828 (cgraph_clone_inlined_nodes): Update size.
8829 (cgraph_mark_inline_edge): Update size.
8830 (cgraph_estimate_growth): Use size info.
8831 (cgraph_check_inline_limits): Check size.
8832 (cgraph_default_inline_p): Likewise.
8833 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8834 (cgraph_decide_recursive_inlining): Check size.
8835 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8837 (cgraph_decide_inlining): Likewise.
8838 (cgraph_decide_inlining_incrementally): Likewise; honor
8839 PARAM_EARLY_INLINING_INSNS.
8840 (likely_eliminated_by_inlining_p): New predicate.
8841 (estimate_function_body_sizes): New function.
8842 (compute_inline_parameters): Use it.
8843 * except.c (must_not_throw_labels): New function.
8844 * except.h (must_not_throw_labels): Declare.
8845 * tree-inline.c (init_inline_once): Kill inlining_weigths
8846 * tree-ssa-structalias.c: Avoid uninitialized warning.
8847 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8848 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8849 (PARAM_INLINE_CALL_COST): Remove.
8850 (PARAM_EARLY_INLINING_INSNS): New.
8852 2009-05-15 Richard Guenther <rguenther@suse.de>
8854 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
8855 not TODO_update_ssa.
8857 2009-05-15 Richard Guenther <rguenther@suse.de>
8859 PR tree-optimization/39999
8860 * gimple.h (gimple_expr_type): Use the expression type looking
8861 through useless conversions.
8862 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
8863 (vn_nary_op_insert_stmt): Likewise.
8864 (simplify_binary_expression): Likewise.
8866 2009-05-15 Richard Guenther <rguenther@suse.de>
8868 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8869 New options, enabled by default.
8870 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
8872 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
8873 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
8874 * tree-ssa-structalias.c (gate_tree_pta): New function.
8875 (pass_build_alias): Use it.
8877 2009-05-15 Joseph Myers <joseph@codesourcery.com>
8879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
8880 recurse on an invariant address if a conversion from a pointer
8881 type to a wider integer type is involved.
8883 2009-05-15 Jan Hubicka <jh@suse.cz>
8885 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8886 * cgraph.h (struct inline_summary): New filed self_wize,
8887 size_inlining_benefit, self_time and time_inlining_benefit.
8888 (struct cgraph_global_info): Replace insns by time ans size fields.
8889 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8890 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8891 (ipcp_update_callgraph): Do not touch function bodies.
8892 * ipa-inline.c: Include except.h
8893 (MAX_TIME): New constant.
8894 (overall_insns): Remove
8895 (overall_size, max_benefit): New static variables.
8896 (cgraph_estimate_time_after_inlining): New function.
8897 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8898 (cgraph_clone_inlined_nodes): Update size.
8899 (cgraph_mark_inline_edge): Update size.
8900 (cgraph_estimate_growth): Use size info.
8901 (cgraph_check_inline_limits): Check size.
8902 (cgraph_default_inline_p): Likewise.
8903 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8904 (cgraph_decide_recursive_inlining): Check size.
8905 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8907 (cgraph_decide_inlining): Likewise.
8908 (cgraph_decide_inlining_incrementally): Likewise; honor
8909 PARAM_EARLY_INLINING_INSNS.
8910 (likely_eliminated_by_inlining_p): New predicate.
8911 (estimate_function_body_sizes): New function.
8912 (compute_inline_parameters): Use it.
8913 * except.c (must_not_throw_labels): New function.
8914 * except.h (must_not_throw_labels): Declare.
8915 * tree-inline.c (init_inline_once): Kill inlining_weigths
8916 * tree-ssa-structalias.c: Avoid uninitialized warning.
8917 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8918 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8919 (PARAM_INLINE_CALL_COST): Remove.
8920 (PARAM_EARLY_INLINING_INSNS): New.
8921 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8922 (inline-call-cost): Remove.
8923 (early-inlining-insns): New.
8925 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8927 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8929 (print_int_cst_bounds_in_octal_p): Likewise.
8930 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8932 * dwarf2out.c (base_type_die): Likewise.
8933 (is_subrange_type): Delete.
8934 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8935 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8936 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8937 if the destination type is boolean.
8938 (build_range_check): Do not special-case subtypes.
8939 (fold_sign_changed_comparison): Likewise.
8940 (fold_unary): Likewise.
8941 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8942 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8943 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8944 * tree.c (subrange_type_for_debug_p): New predicate based on the
8945 former is_subrange_type.
8946 * tree.h (subrange_type_for_debug_p): Declare.
8947 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8948 (convert_affine_scev): Remove call to above function.
8949 (chrec_convert_aggressive): Likewise.
8950 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8951 false for conversions involving subtypes.
8952 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8953 (vrp_val_min): Likewise.
8954 (needs_overflow_infinity): Likewise.
8955 (extract_range_from_unary_expr): Likewise.
8957 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8959 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8960 * config/frv/frv.c: Likewise.
8961 * config/s390/s390.c: Likewise.
8962 * config/sparc/sparc.h: Likewise.
8963 * config/i386/i386.h: Likewise.
8964 * config/i386/i386.c: Likewise.
8965 * config/crx/crx.c: Likewise.
8966 * config/m68hc11/m68hc11.h: Likewise.
8967 * config/iq2000/iq2000.c: Likewise.
8968 * config/mn10300/mn10300.h: Likewise.
8969 * config/mn10300/mn10300.c: Likewise.
8970 * config/m68k/m68k.c: Likewise.
8971 * config/rs6000/rs6000.c: Likewise.
8972 * config/rs6000/xcoff.h: Likewise.
8973 * config/rs6000/linux64.h: Likewise.
8974 * config/rs6000/sysv4.h: Likewise.
8975 * config/score/score3.c: Likewise.
8976 * config/score/score7.c: Likewise.
8977 * config/score/score.c: Likewise.
8978 * config/arm/arm.md: Likewise.
8979 * config/mips/mips.c: Likewise.
8980 * config/mips/mips.md: Likewise.
8981 * config/bfin/bfin.h: Likewise.
8982 * config/pa/pa.c: Likewise.
8983 * config/pa/constraints.md: Likewise.
8985 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8986 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8987 * config/pdp11/pdp11.h: Use memory_address_p instead.
8989 2009-05-14 Ian Lance Taylor <iant@google.com>
8991 * passes.c (finish_optimization_passes): Change i to int.
8992 * plugin.c (plugins_active_p): Change event to int.
8993 (dump_active_plugins): Likewise.
8994 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8996 * tree.c (tree_range_check_failed): Change c to unsigned int.
8997 (omp_clause_range_check_failed): Likewise.
8998 (build_common_builtin_nodes): Change mode to int. Add cast.
8999 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9000 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9002 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9003 ++ or -- with a variable of enum type.
9005 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9008 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9010 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9012 * store-motion.c: Do not include params.h
9013 * Makefile.in: Fix dependencies for various files.
9015 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9017 * auto-inc-dec.c: Fix pass description, remove apparent
9018 accidental duplication.
9020 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9023 * ipa-utils.h (memory_identifier_string): Moved to ...
9024 * tree.h (memory_identifier_string): Here. Add GTY(()).
9026 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9028 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9029 in the former documentation of...
9030 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9031 * ira-conflicts.c (get_dup_num): Use address_operand.
9032 * targhooks.c (default_legitimate_address_p): New.
9033 * targhooks.h (default_legitimate_address_p): New.
9034 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9036 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9037 * target.h (struct target): Add legitimate_address_p.
9038 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9039 (TARGET_INITIALIZER): Include it.
9041 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9042 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9043 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9044 (TARGET_LEGITIMATE_ADDRESS_P): New.
9046 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9047 (REG_OK_STRICT_P): Delete.
9048 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9049 (frv_legitimate_address_p_1): ... this.
9050 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9051 (frv_legitimate_address_p_1): ... the renamed old
9052 frv_legitimate_address_p.
9053 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9054 (TARGET_LEGITIMATE_ADDRESS_P): New.
9056 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9057 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9058 * config/s390/s390.c (legitimate_address_p): Rename to...
9059 (s390_legitimate_address_p): ... this, make static.
9060 (legitimize_address): Adjust call.
9061 (TARGET_LEGITIMATE_ADDRESS_P): New.
9062 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9064 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9065 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9066 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9067 (TARGET_LEGITIMATE_ADDRESS_P): New.
9069 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9070 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9071 * config/spu/spu.c (spu_legitimate_address): Rename to...
9072 (spu_legitimate_address_p): ... this, make static.
9073 (TARGET_LEGITIMATE_ADDRESS_P): New.
9075 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9076 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9077 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9078 (sparc_legitimate_address_p): ... this, make static and return bool.
9079 (legitimize_address): Adjust call.
9080 (TARGET_LEGITIMATE_ADDRESS_P): New.
9082 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9083 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9084 * config/i386/i386.c (legitimate_address_p): Rename to...
9085 (ix86_legitimate_address_p): ... this, make static.
9086 (constant_address_p): Move after it, adjust call.
9087 (TARGET_LEGITIMATE_ADDRESS_P): New.
9089 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9090 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9091 * config/avr/avr.c (legitimate_address_p): Rename to...
9092 (avr_legitimate_address_p): ... this, make static.
9093 (legitimize_address): Adjust call.
9094 (TARGET_LEGITIMATE_ADDRESS_P): New.
9096 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9097 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9098 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9099 (TARGET_LEGITIMATE_ADDRESS_P): New.
9101 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9102 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9103 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9104 (TARGET_LEGITIMATE_ADDRESS_P): New.
9106 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9107 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9109 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9111 (TARGET_LEGITIMATE_ADDRESS_P): New.
9113 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9114 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9116 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9118 (m68hc11_legitimate_address_p): ... this, make static.
9119 (go_if_legitimate_address_internal): Rename to...
9120 (m68hc11_legitimate_address_p_1): ... this.
9121 (legitimize_address): Adjust call.
9122 (TARGET_LEGITIMATE_ADDRESS_P): New.
9124 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9125 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9126 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9127 (TARGET_LEGITIMATE_ADDRESS_P): New.
9129 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9130 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9131 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9132 (mn10300_legitimate_address_p): ... this, make static.
9133 (TARGET_LEGITIMATE_ADDRESS_P): New.
9135 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9136 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9137 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9138 (TARGET_LEGITIMATE_ADDRESS_P): New.
9140 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9141 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9142 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9143 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9144 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9145 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9146 (rs6000_legitimate_address_p): ... this, make static.
9147 (TARGET_LEGITIMATE_ADDRESS_P): New.
9148 (REG_MODE_OK_FOR_BASE_P): Delete.
9149 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9151 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9152 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9154 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9155 static, adjust types.
9156 (TARGET_LEGITIMATE_ADDRESS_P): New.
9158 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9159 * config/score/score.c (score_address_p): Rename to...
9160 (score_legitimate_address_p): ... this.
9161 (TARGET_LEGITIMATE_ADDRESS_P): New.
9162 * config/score/score3.c (score3_address_p): Rename to...
9163 (score3_legitimate_address_p): ... this.
9164 * config/score/score7.c (score7_address_p): Rename to...
9165 (score7_legitimate_address_p): ... this.
9167 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9168 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9169 GO_IF_LEGITIMATE_ADDRESS): Delete.
9170 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9171 thumb2_legitimate_address_p): Delete.
9172 (arm_legitimate_address_p): Rename to...
9173 (arm_legitimate_address_outer_p): ... this.
9174 * config/arm/constraints.md ("Uq"): Adjust call.
9175 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9176 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9178 (arm_legitimate_address_outer_p): ... this.
9179 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9181 (TARGET_LEGITIMATE_ADDRESS_P): New.
9183 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9184 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9185 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9186 (TARGET_LEGITIMATE_ADDRESS_P): New.
9188 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9189 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9190 * config/vax/vax.c (legitimate_address_p): Rename to...
9191 (vax_legitimate_address_p): ... this, make static.
9192 (TARGET_LEGITIMATE_ADDRESS_P): New.
9194 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9195 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9196 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9197 (TARGET_LEGITIMATE_ADDRESS_P): New.
9199 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9200 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9201 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9202 (mmix_legitimate_address_p): ... this, make static.
9203 (TARGET_LEGITIMATE_ADDRESS_P): New.
9205 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9206 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9207 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9208 (TARGET_LEGITIMATE_ADDRESS_P): New.
9210 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9212 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9213 of MODE_COMPLEX_INT.
9215 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9217 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9218 LCT_NORMAL in function call.
9219 * mips-tdump.c (print_file_desc): Add cast to enum type.
9220 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9221 (mark_stabs): Add casts to enum types.
9222 (parse_stabs_common): Add casts to enum types.
9224 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9226 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9227 Check for invalid values of LETTER.
9229 2009-05-13 Taras Glek <tglek@mozilla.com>
9231 * attribs.c (register_attribute): moved out attribute registration
9232 into register_attribute.
9233 * doc/plugins.texi: Documented register_attribute and
9235 * gcc-plugin.h: Added forward decl for register_attribute.
9236 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9237 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9238 PLUGIN_ATTRIBUTES boilerplate.
9240 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9242 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9243 values even in sentinel and empty entries.
9244 (ms_printf_flag_specs): Likewise.
9245 (ms_scanf_flag_specs): Likewise.
9246 (ms_strftime_flag_specs): Likewise.
9247 (ms_print_char_table): Likewise.
9248 (ms_scan_char_table): Likewise.
9249 (ms_time_char_table): Likewise.
9251 2009-05-13 Doug Kwan <dougkwan@google.com>
9253 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9255 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9257 * config/mips/mips.md (store): Add attributes for QI and HI.
9259 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9260 (truncdi<mode>2): ... this new pattern.
9262 2009-05-13 Brad Hards <bradh@kde.org>
9264 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9266 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9267 Ben Elliston <bje@au.ibm.com>
9270 * dse.c (check_mem_read_rtx): Guard against width == -1.
9272 2009-05-13 Michael Matz <matz@suse.de>
9275 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9276 (trivially_conflicts_p): New function.
9277 (insert_backedge_copies): Use it.
9279 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9281 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9282 (handle_stdc_pragma): Use new enum constant names.
9283 (handle_pragma_float_const_decimal64): Ditto.
9285 2009-05-13 Ian Lance Taylor <iant@google.com>
9287 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9290 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9292 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9293 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9295 * config/m68k/m68k.h (FL_UCLINUX): Define.
9297 2009-05-13 Jan Hubicka <jh@suse.cz>
9299 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9301 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9303 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9304 unless -fschedule-insns is specified.
9306 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9309 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9310 TARGET_EXPAND_CBRANCHDI4.
9311 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9312 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9313 (cmpeqdi): Fix comment.
9315 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9317 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9318 (sh_legitimate_address_p): Likewise.
9319 * config/sh/sh.c (sh_legitimate_index_p): New.
9320 (sh_legitimate_address_p): Likewise.
9321 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9322 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9323 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9324 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9325 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9326 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9327 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9328 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9329 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9331 2009-05-12 Jan Hubicka <jh@suse.cz>
9333 * tree-inline.c (estimate_operator_cost): Add operands;
9334 when division happens by constant, it is cheap.
9335 (estimate_num_insns): Loads and stores are not having cost of 0;
9336 EH magic stuff is cheap; when computing runtime cost of switch,
9337 use log2 base of amount of its cases; builtin_expect has cost of 0;
9338 compute cost for moving return value of call.
9339 (init_inline_once): Initialize time_based flags.
9340 * tree-inline.h (eni_weights_d): Add time_based flag.
9342 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9344 * df-core.c: Update head documentation.
9346 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9349 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9350 shadowing exisiting variable op1.
9352 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9355 * config/i386/driver-i386.c (processor_signatures): New enum.
9356 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9357 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9358 processor signature to detect geode processor.
9360 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9364 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9366 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9367 causes spurious differences between trunk and cond-optab branch.
9369 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9371 * dojump.c (compare_from_rtx): Delete.
9372 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9373 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9374 if the comparison does not satisfy the predicate; test predicates for
9375 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9376 further if one existing pattern fails.
9377 * expr.h (compare_from_rtx): Delete.
9378 (prepare_operand): Declare it.
9379 * optabs.c: Change "lib call" to "libcall" throughout.
9380 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9381 HAVE_conditional_trap, emit_cmp_insn): Delete.
9382 (can_compare_p): Delete cmp_optab case.
9383 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9384 Accept other parameters by value.
9385 (prepare_operand): Make non-static.
9386 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9387 other parameters by value. Try to widen operands here based on
9388 an optab_methods argument and looking at cbranch_optab.
9389 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9390 loop. Use cbranch_optab directly.
9391 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9392 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9394 (emit_conditional_move, emit_conditional_add): Inline what's needed
9395 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9396 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9397 with COMPARE. Move cmov_optab and cstore_optab above
9398 with cbranch_optab, move cmp_optab down with ucmp_optab,
9399 remove tst_otpab. Do not initialize trap_rtx.
9400 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9401 for trap code. Do not check HAVE_conditional_trap. Use
9402 prepare_cmp_insn. Accept no predicate for operand 3.
9403 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9404 (OTI_ctrap, ctrap_optab): New.
9405 (tst_optab): Delete.
9406 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9407 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9408 with lookup of ctrap_optab.
9409 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9413 * combine.c (combine_simplify_rtx, simplify_set): Do not
9414 special case comparing against zero for cc0 machines.
9415 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9416 COMPARE on cc0 machines.
9417 (simplify_relational_operation): Return a new expression when
9418 a COMPARE could be removed.
9419 * final.c (final_scan_insn): Compare cc_status values
9420 against LHS of a (compare FOO (const_int 0)) cc0 source.
9421 Also check if cc_status.value is the full compare.
9423 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9424 (cstoreMM4): Document.
9425 (conditional_trap): Document ctrapMM4 instead.
9426 (sync_compare_and_swapMM): Refer to cbranchcc4.
9427 (Dependent Patterns): Eliminate obsolete information referring to
9428 the old jump optimization phase.
9429 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9430 of compares with 0 on cc0 machines.
9431 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9432 avoiding references to cc0. Remove text about storing operands
9434 * doc/tm.texi (Condition Codes): Include blurb on different
9435 condition code representations, separate into subsections for
9436 CC0, MODE_CC and conditional execution.
9438 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9439 alpha_emit_setcc): Accept operands and a machine mode.
9440 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9441 Get code/op0/op1 from operands, use machine mode argument
9442 instead of alpha_compare.fp_p. Emit the branch here.
9443 (alpha_emit_setcc): Likewise, and return boolean.
9444 (alpha_emit_conditional_move): Likewise. Assert that
9445 cmp_op_mode == cmp_mode, and simplify accordingly.
9446 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9447 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9448 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9450 (stack probe test): Use cbranchdi4.
9451 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9453 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9454 * config/arc/arc.h (movsicc, movsfcc): Use it.
9455 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9456 (cbranchsi4, cstoresi4): New.
9457 (cmpsi, bCC and sCC expanders): Remove.
9459 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9460 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9461 * config/arm/predicates.md (arm_comparison_operator): Only include
9462 floating-point operators if there is a hardware floating-point unit.
9463 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9464 deferring to cbranch_cc and cstore_cc respectively.
9465 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9466 cbranch_cc, cstore_cc): New.
9467 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9469 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9471 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9472 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9474 (adjust_insn_length): Adjust calls.
9475 (avr_reorg): Handle (compare (foo) (const_int 0)).
9476 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9477 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9478 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9479 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9481 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9482 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9484 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9485 (cbranchsi4, cstorebi4, cstoresi4): New.
9486 (movbisi): This insn is duplicate, split it to zero_extend.
9487 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9488 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9489 (bfin_optimize_loop): Use cbranch expander.
9490 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9491 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9492 (bfin_bimode_comparison_operator): ... this.
9493 (bfin_direct_comparison_operator): New.
9495 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9496 inside (compare FOO (const_int 0)).
9497 (cris_rtx_costs): Handle ZERO_EXTRACT.
9498 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9499 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9500 (*tstdi_v32): Delete.
9501 (*cmpdi_non_v32): Add M alternative for operand 1.
9502 (cmpsi, cmp<mode>): Make private.
9503 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9505 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9507 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9508 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9509 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9510 (cc_reg_operand): New.
9512 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9513 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9514 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9515 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9516 crx_expand_scond): Delete.
9518 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9520 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9521 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9523 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9524 cstoresi4, cstoresf4, cstoredf4): New.
9525 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9526 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9527 Receive the entire operands array.
9528 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9529 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9530 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9531 Get test/op0/op1 from the operands array.
9532 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9534 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9535 (h8300_expand_store): New.
9536 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9538 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9539 (h8300_expand_store): New.
9540 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9541 or do not try to produce (set (cc0) REG).
9542 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9543 change a compare into a move to a scratch register. Disable some
9544 peepholes when comparing with zero.
9545 (tstsi, tsthi, tstsi, cmpqi): Make private.
9548 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9551 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9552 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9553 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9554 (ix86_emit_i387_log1p): Use cbranchxf2.
9555 (ix86_expand_setcc): Return void.
9556 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9557 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9558 cmp<MODEF>, cmpcc): Remove.
9559 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9560 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9561 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9562 (sCC and bCC expanders): Remove.
9563 (stack_protect_test): Use cbranchcc4.
9565 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9567 (ia64_expand_compare): Accept three rtx by reference and return void.
9568 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9569 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9570 from *expr. Update *expr with the BImode comparison to do.
9571 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9572 cmptf, bCC, sCC, conditional_trap): Delete.
9573 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9574 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9575 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9576 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9577 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9579 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9580 type of last argument.
9581 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9582 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9583 use machine mode argument instead of branch_type. Remove dead
9584 code for floating-point comparisons.
9585 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9586 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9588 (cbranchsi4, cstoresi4): New.
9589 * config/iq2000/predicates.md (reg_or_const_operand): New.
9591 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9592 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9593 (b<code>_op): Rewrite to...
9594 (bcc_op): ... this, using match_operator.
9595 (s<code>_op): Rewrite to...
9596 (scc_op): ... this, using match_operator.
9597 (s<code>_24_op): Rewrite to...
9598 (scc_op_24): ... this, using match_operator.
9599 (s<code>_<mode>): Rewrite to...
9600 (cstore<mode>4): ... this, using match_operator.
9601 (s<code>_<mode>_24): Rewrite to...
9602 (cstore<mode>4_24): ... this, using match_operator.
9603 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9604 m32c_unpend_compare, m32c_expand_scc): Delete.
9605 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9606 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9607 (m32c_expand_movcc): Change NE to EQ if necessary.
9608 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9610 * config/m32r/m32r-protos.h (gen_cond_store): New.
9611 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9612 (gen_cond_store): New, from sCC patterns.
9613 (m32r_expand_block_move): Use cbranchsi4.
9614 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9615 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9616 (cbranchsi4, cstoresi4): New.
9618 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9620 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9621 (m68hc11_notice_update_cc): Look into a compare with 0.
9622 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9624 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9625 cmphi, cmpqi, bCC): Delete.
9626 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9627 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9628 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9631 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9632 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9633 * config/m68k/constraints.md (H): New.
9634 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9635 the define_insn below.
9636 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9637 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9638 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9639 patterns): Wrap RHS with COMPARE.
9640 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9641 (*cmpdi_internal): Name this pattern.
9642 (cmpdi): Change to define_insn.
9643 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9644 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9645 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9647 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9648 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9649 (conditional_trap): Change to...
9650 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9651 (*conditional_trap): Use the ordered_comparison_operator and
9652 const1_operand predicates.
9653 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9654 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9655 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9656 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9658 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9659 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9660 (mcore_gen_compare): New.
9661 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9662 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9663 (mcore_gen_compare): ... this.
9664 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9665 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9666 (stack probe pattern): Use cbranchsi4.
9668 * config/mips/predicates.md (mips_cstore_operator): New.
9669 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9670 * config/mips/mips.md (any_cond): Delete.
9671 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9673 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9674 fixuns_truncsfdi2): Use cbranch patterns.
9675 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9676 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9677 Adjust call to mips_expand_conditional_branch.
9678 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9680 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9681 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9682 * config/mips/mips.c (cmp_operands): Delete.
9683 (mips_emit_compare): Get comparison operands from *op0/*op1.
9684 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9685 that it succeeds. Use op0/op1 instead of cmp_operands.
9686 (mips_expand_conditional_branch, mips_expand_conditional_move,
9687 mips_expand_conditional_trap): Likewise.
9688 (mips_block_move_loop): Use cbranch patterns.
9689 * config/mips/mips.h (cmp_operands): Delete.
9691 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9692 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9693 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9694 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9695 (*cmpcc_folded): Rename to...
9696 (*cmpdi_folded): this.
9697 (*cmpcc): Rename to...
9699 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9702 (cbranchdf4): New. Handle invalid comparisons here.
9703 * config/mmix/predicates.md (float_comparison_operator): New.
9705 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9706 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9707 * config/mn10300/mn10300.md (tst): Delete.
9708 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9709 Name these patterns and wrap RHS in a compare.
9710 (*cmpsi): Make this pattern private. Include tst.
9711 (*cmpsf): Make this pattern private.
9712 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9713 (compare with zero peepholes): Likewise.
9715 (cbranchsi4, cbranchsf4): New.
9716 (casesi): Use cbranchsi4.
9718 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9719 hppa_branch_type): Delete.
9720 (return_addr_rtx): Use cbranchsi4.
9721 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9722 Emit CCFPmode comparison here.
9723 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9724 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9725 hppa_branch_type): Delete.
9726 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9727 (movsicc, movdicc): Remove references to hppa_compare_op0,
9728 hppa_compare_op1 and compare_from_rtx.
9729 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9730 (casesi): Use cbranchsi4.
9732 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9733 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9734 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9735 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9736 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9738 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9739 (*branch, *branch_inverted): New.
9741 * config/picochip/picochip.md (cbranchhi4): Use
9742 ordered_comparison_operator.
9743 (cmphi, bCC): Remove.
9745 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9746 (trap_comparison_operator): Delete.
9747 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
9748 rs6000_emit_cbranch): Accept mode and operands.
9749 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
9750 rs6000_compare_fp_p): Delete.
9751 (rs6000_generate_compare): Accept mode and comparison. Extract code
9752 and op0/op1 from there. Replace references to rs6000_compare_op0
9753 and rs6000_compare_op1.
9754 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
9755 extract result from passed operands.
9756 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
9757 extract loc from passed operands.
9758 (rs6000_emit_cmove): Likewise.
9759 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
9760 rs6000_compare_fp_p): Delete.
9761 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
9762 (cbranch<GPR>4, cbranch<FP>4): New.
9763 (cstore<mode>4): New. Consolidate here all choices about when to use
9764 portable or specialized sCC sequences.
9765 (stack_protect_test): Use cbranchsi4.
9766 (conditional_trap): Replace with ctrap<GPR>4.
9767 (conditional trap insn): Replace trap_comparison_operator with
9768 ordered_comparison_operator.
9770 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
9771 (s390_emit_prologue): Use ctrap.
9772 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
9773 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
9774 New predicates replacing...
9775 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
9776 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
9777 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
9778 (add<mode>cc): Do not use s390_compare_op0/op1.
9779 (s<code>): Change to...
9780 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
9782 (cstorecc4): ... this. Handle EQ or NE equally.
9783 (*sne): Un-privatize for use in cstorecc4.
9784 (b<code>): Change to...
9785 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
9786 (conditional_trap): Replace with...
9787 (ctrap<GPR>4, ctrap<FP>4): ... these.
9788 (stack_protect): Use cbranchcc4.
9790 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
9791 * config/score/score-protos.h (score_gen_cmp): Delete.
9792 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
9793 (score_block_move-loop): Use cbranchsi4.
9794 * config/score/score.md (cbranchsi4): New.
9795 (cmpsi, bCC): Delete.
9796 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
9797 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9798 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
9799 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
9800 * config/score/score3.h (score3_gen_cmp): Delete.
9801 * config/score/score7.h (score7_gen_cmp): Delete.
9803 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
9804 (sh_emit_scc_to_t): ... this. Return void.
9805 (from_compare): Rename to...
9806 (sh_emit_compare_and_branch): ... this.
9807 (sh_emit_compare_and_set): New.
9808 (sh_expand_t_scc): Accept operands.
9809 * config/sh/predicates.md (sh_float_comparison_operator): New.
9810 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
9811 (prepare_scc_operands): Rename to...
9812 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
9814 (sh_emit_cheap_store_flag): New.
9815 (sh_emit_set_t_insn): New.
9816 (from_compare): Rename to...
9817 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
9818 handling of TARGET_SH2E floating point to avoid recursive call.
9819 Generate branch here.
9820 (sh_emit_compare_and_set): New.
9821 (sh_expand_t_scc): Get op0/op1 from arguments.
9822 (sh_emit_cheap_store_flag): New.
9823 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
9825 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
9826 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
9827 (movsicc, movdicc): Do nothing when it recreated operands from
9828 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
9829 prepare_scc_operands (now sh_emit_scc_to_t).
9830 (udivdi3): Use cstoresi4.
9831 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
9832 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
9833 (cbranchint4_media, cbranchfp4_media): New.
9834 (casesi): Use cbranchdi4.
9835 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
9837 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
9838 (movnegt): Remove second operand.
9839 (cbranchsf4, cbranchdf4): New.
9840 (stack_protect): Use cbranchdi4/cbranchsi4.
9842 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
9843 (gen_compare_reg): Accept comparison, extract part of it to...
9844 (gen_compare_reg_1): ... this.
9845 (gen_compare_operator): Delete.
9846 (gen_v9_scc): Accept separate destination, comparison code and arms.
9847 Do not use sparc_compare_op0/sparc_compare_op1.
9848 (emit_scc_insn, emit_conditional_branch_insn): New.
9849 (emit_v9_brxx): Make static. Remove useless assertion.
9850 (sparc_emit_float_lib_cmp): Return RTL instead of calling
9852 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
9853 * config/sparc/sparc-protos.h (gen_compare_reg,
9854 sparc_emit_float_lib_cmp): Adjust prototype.
9855 (emit_scc_insn, emit_conditional_branch_insn): New.
9856 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
9857 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
9858 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
9859 iterators to the top.
9860 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
9861 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
9862 snedi_special_trunc): Delete.
9863 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
9864 and snedi_special_trunc.
9865 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
9866 cbranchdi4, cbranch<F:mode>4): New.
9867 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
9868 here. Use gen_compare_reg instead of gen_compare_operator.
9869 (conditional_trap): Replace with...
9870 (ctrapsi4, ctrapdi4): ... this.
9871 (stack_protect_test): Use cbranchcc4.
9873 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
9875 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
9876 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
9877 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
9878 from operands[0] or operands[3] depending on is_set.
9879 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
9880 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
9881 cmpdf, bCC), sCC: Remove.
9882 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
9883 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
9885 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
9886 spu_emit_branch_or_set.
9888 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9890 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9891 xstormy16_compare_op1): Delete.
9892 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9893 xstormy16_compare_op1): Delete.
9894 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9896 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9897 (cmphi, cmpsi, bCC): Remove.
9899 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9900 (*cmpsi): ... this one.
9901 (cbranchsi4, cstoresi4): New.
9902 (bCC expanders): Delete.
9903 (sCC insns): Fold into...
9904 (*setcc): ... this one.
9905 (casesi): Do not use gen_cmpsi and gen_bgtu.
9906 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9907 (movsicc): Simplify.
9908 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9910 * config/vax/vax-protos.h (cond_name): New.
9911 (vax_output_conditional_branch): Remove.
9912 * config/vax/vax.c (cond_name): New.
9913 (vax_output_conditional_branch): Remove.
9914 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9915 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9916 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9917 (bit<VAXint>): Wrap source with (compare).
9918 (b<code> and following unnamed pattern): Rename to *branch and
9919 *branch_reversed. Change macroization to match_operator.
9920 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9922 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9923 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9924 Change last argument to machine_mode.
9925 (xtensa_expand_scc): Add machine_mode argument.
9926 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9927 (gen_conditional_move, xtensa_expand_conditional_branch,
9928 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9929 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9930 Adjust operand numbers.
9931 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9933 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9934 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9935 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9937 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9939 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9940 causes spurious differences between trunk and cond-optab branch.
9942 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9945 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9947 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9949 * tree.c (iterative_hash_pointer): Delete.
9950 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9951 Hash UIDs and versions of SSA names. Don't special-case built-in
9952 function declarations.
9954 2009-05-11 Ian Lance Taylor <iant@google.com>
9957 * graphite.c: Force -Wc++-compat to only be a warning before
9958 #including "cloog/cloog.h".
9960 2009-05-11 Martin Jambor <mjambor@suse.cz>
9962 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9964 2009-05-11 Jan Hubicka <jh@suse.cz>
9966 * tree-ssa-loop-ivcanon.c: Include target.h
9967 (struct loop_size): new structure.
9968 (constant_after_peeling): New predicate.
9969 (tree_estimate_loop_size): New function.
9970 (estimated_unrolled_size): Rewrite for new estimates.
9971 (try_unroll_loop_completely): Use new estimates.
9972 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9974 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9976 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9977 libcpp interface change.
9978 (spu_macro_to_expand): Likewise.
9980 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9982 PR tree-optimization/40026
9983 * gimplify.c (gimplify_init_constructor): Change initial conditional
9984 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9985 optimize_compound_literals_in_ctor.
9987 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9989 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9991 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9993 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9995 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9996 HOST_WIDE_INT for gap.
9998 2009-05-11 Ira Rosen <irar@il.ibm.com>
10000 PR tree-optimization/40074
10001 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10002 account in group size and step comparison.
10004 2009-05-11 Richard Guenther <rguenther@suse.de>
10006 * passes.c (init_optimization_passes): Strip now incorrect comment.
10007 (execute_function_todo): Do not set PROP_alias.
10008 * tree-pass.h (PROP_alias): Remove.
10009 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10010 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10011 * tree-nrv.c (pass_return_slot): Likewise.
10012 * tree-object-size.c (pass_object_sizes): Likewise.
10013 * tree-ssa-dom.c (pass_dominator): Likewise.
10014 (pass_phi_only_cprop): Likewise.
10015 * tree-ssa-dse.c (pass_dse): Likewise.
10016 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10017 (pass_cselim): Likewise.
10018 * tree-ssa-pre.c (pass_pre): Likewise.
10019 (pass_fre): Likewise.
10020 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10021 * tree-ssa-sink.c (pass_sink_code): Likewise.
10022 * tree-stdarg.c (pass_stdarg): Likewise.
10023 * tree-tailcall.c (pass_tail_calls): Likewise.
10024 * tree-vrp.c (pass_vrp): Likewise.
10026 2009-05-10 Ian Lance Taylor <iant@google.com>
10028 * basic-block.h (enum profile_status): Break out of struct
10029 control_flow_graph.
10030 * cgraph.h (struct inline_summary): Break out of struct
10032 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10033 of struct cgraph_order_sort.
10034 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10035 * cse.c (struct branch_path): Break out of struct
10036 cse_basic_block_data.
10037 * except.h (enum eh_region_type): Break out of struct eh_region.
10038 * gcc.c (enum add_del): Break out of struct modify_target.
10039 * genrecog.c (enum decision_type): Break out of struct decision_test.
10040 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10042 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10043 * regmove.c (enum match_use): New enum, broken out of struct match.
10044 * sched-int.h (enum post_call_group): New enum, broken out of
10046 (struct deps_reg): Break out of struct deps.
10047 * target.h (struct asm_int_op): Break out of struct gcc_target.
10048 * tree-eh.c (struct goto_queue_node): Break out of struct
10050 * tree-inline.h (enum copy_body_cge_which): Break out of
10052 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10054 * c-decl.c (in_struct, struct_types): New static variables.
10055 (pushtag): Add loc parameter. Change all callers.
10056 (lookup_tag): Add ploc parameter. Change all callers.
10057 (check_compound_literal_type): New function.
10058 (parser_xref_tag): Add loc parameter. Change all callers. If
10059 -Wc++-compat, warn about struct/union/enum types defined within a
10061 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10062 and loc parameters. Change all callers. Change error calls to
10063 error_at, using loc. For a redefinition, if the location of the
10064 original definition is known, report it. Set in_struct and
10065 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10066 (finish_struct): Add new parameters enclosing_in_struct and
10067 enclosing_struct_types. Change all callers. Set
10068 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10069 in the struct. If in a struct, add this struct to struct_types.
10070 (start_enum): Add loc parameter. Change all callers. Use
10071 error_at for errors, using loc. For a redefinition, if the
10072 location of the original definition is known, report it. If in a
10073 struct, add this enum type to struct_types. If -Wc++-compat warn
10074 if in sizeof, typeof, or alignof.
10075 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10076 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10077 (c_parser_enum_specifier): Get enum location for start_enum.
10078 (c_parser_struct_or_union_specifier): Get struct location for
10079 start_struct. Save in_struct and struct_types status between
10080 start_struct and finish_struct.
10081 (c_parser_cast_expression): Get location of cast.
10082 (c_parser_alignof_expression): Get location of type.
10083 (c_parser_postfix_expression): Likewise.
10084 (c_parser_postfix_expression_after_paren_type): Add type_loc
10085 parameter. Change all callers. Call check_compound_literal_type.
10086 Use type_loc for error about variable size type.
10087 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10088 of an enum constant from an enum type defined in a struct or union.
10089 (c_cast_expr): Add loc parameter. Change all callers. If
10090 -Wc++-compat, warn about defining a type in a cast.
10091 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10092 (start_enum, start_struct, finish_struct): Update declarations.
10093 (parser_xref_tag, c_cast_expr): Update declarations.
10094 (check_compound_literal_type): Declare.
10096 2009-05-11 Ben Elliston <bje@au.ibm.com>
10098 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10099 for recent libcpp interface change.
10100 (rs6000_macro_to_expand): Likewise.
10102 2009-05-10 Michael Matz <matz@suse.de>
10105 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10106 not at entry of function.
10108 2009-05-10 Richard Guenther <rguenther@suse.de>
10110 PR tree-optimization/40081
10112 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10113 using the main variant of the element type. Do not fiddle with
10114 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10116 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10117 structs with volatile fields.
10119 2009-05-10 Jan Hubicka <jh@suse.cz>
10121 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10122 (estimate_move_cost): Assert that it does not get called for
10124 (estimate_num_insns): Skip VOID types in argument handling.
10125 (optimize_inline_calls): Delete unreachable blocks and verify that
10126 callgraph is valid.
10128 2009-05-10 Jan Hubicka <jh@suse.cz>
10130 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10131 * cgraph.c (cgraph_mark_address_taken_node): New function.
10132 (dump_cgraph_node): Dump new flag.
10133 * cgraph.h (struct cgraph_node): Add address_taken.
10134 (cgraph_mark_address_taken_node): New function.
10135 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10136 since new direct calls can be born.
10138 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10140 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10141 tok->val.node.node.
10143 2009-05-10 Jan Hubicka <jh@suse.cz>
10145 PR middle-end/40084
10146 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10148 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10149 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10150 * tree-inline.c (copy_bb): Set frequency correctly.
10151 (fold_marked_statements): Update call to
10152 cgraph_update_edges_for_call_stmt.
10154 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10156 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10157 identifiers in diagnostics.
10158 * config/arm/arm.c (arm_handle_fndecl_attribute,
10159 arm_handle_isr_attribute): Likewise.
10160 * config/avr/avr.c (avr_handle_progmem_attribute,
10161 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10162 * config/bfin/bfin.c (handle_int_attribute,
10163 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10164 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10165 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10167 * config/darwin.c (darwin_handle_kext_attribute,
10168 darwin_handle_weak_import_attribute): Likewise.
10169 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10170 h8300_handle_eightbit_data_attribute,
10171 h8300_handle_tiny_data_attribute): Likewise.
10172 * config/i386/i386.c (ix86_handle_cconv_attribute,
10173 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10174 * config/i386/winnt.c (ix86_handle_shared_attribute,
10175 ix86_handle_selectany_attribute): Likewise.
10176 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10177 * config/m32c/m32c.c (function_vector_handler): Likewise.
10178 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10179 m68hc11_handle_fntype_attribute): Likewise.
10180 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10181 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10182 * config/mips/mips.c (mips_insert_attributes,
10183 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10184 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10185 rs6000_handle_struct_attribute): Likewise.
10186 * config/sh/sh.c (sh_insert_attributes,
10187 sh_handle_resbank_handler_attribute,
10188 sh_handle_interrupt_handler_attribute,
10189 sh2a_handle_function_vector_handler_attribute,
10190 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10192 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10193 * config/spu/spu.c (spu_handle_fndecl_attribute,
10194 spu_handle_vector_attribute): Likewise.
10195 * config/stormy16/stormy16.c
10196 (xstormy16_handle_interrupt_attribute): Likewise.
10197 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10198 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10200 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10202 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10203 (pp_translate_identifiers): New.
10204 (pp_identifier): Only conditionally translate identifier to locale
10206 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10207 (pp_base_tree_identifier): Only conditionally translate identifier
10208 to locale character set.
10209 * c-pretty-print.c (M_): Define.
10210 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10211 fragments for conditional translation with M_.
10212 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10213 identifier translation.
10215 2009-05-10 Richard Guenther <rguenther@suse.de>
10217 PR tree-optimization/40081
10218 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10219 using the main variant of the element type. Do not fiddle with
10220 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10222 2009-05-09 Jan Hubicka <jh@suse.cz>
10224 PR middle-end/40080
10225 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10226 indirect calls; verify cgraph afterwards.
10228 2009-05-09 Jan Hubicka <jh@suse.cz>
10231 * ipa.c (update_inlined_to_pointer): New function.
10232 (cgraph_remove_unreachable_nodes): Use it.
10234 2009-05-09 Jan Hubicka <jh@suse.cz>
10236 * tree-eh.c (struct leh_state): Remove prev_try.
10237 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10238 not track prev_try.
10239 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10240 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10241 remove_eh_handler_and_replace, foreach_reachable_handler,
10242 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10243 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10244 (gen_eh_region_cleanup): Update prototype.
10246 2009-05-09 Jan Hubicka <jh@suse.cz>
10248 PR middle-end/40043
10249 * except.c (copy_eh_region): Always set prev_try.
10250 (redirect_eh_edge_to_label): Find outer try.
10251 (foreach_reachable_handler): When looking for prev try
10252 handle case where previous try is not going to be taken.
10254 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10256 PR tree-optimization/40049
10257 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10258 only vector/vector shifts, convert the type of the constant to the
10259 appropriate type to avoid building incorrect trees, which
10260 eventually have problems with garbage collection.
10262 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10264 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10265 -1 for complex floating-point types if honoring signed zeros.
10267 2009-05-08 Jan Hubicka <jh@suse.cz>
10269 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10270 argument; handle correctly when profile is absent.
10271 (build_cgraph_edges): Update.
10272 (rebuild_cgraph_edges): Update.
10273 * cgraph.c: Do not include varray.h.
10274 (cgraph_set_call_stmt_including_clones): New function.
10275 (cgraph_create_edge_including_clones): Likewise
10276 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10277 (cgraph_update_edges_for_call_stmt): Handle clones.
10278 (cgraph_remove_node): Handle clone tree.
10279 (cgraph_remove_node_and_inline_clones): New function.
10280 (dump_cgraph_node): Dump clone tree.
10281 (cgraph_clone_node): Handle clone tree.
10282 (clone_function_name): Bring here from tree-inline.c.
10283 (cgraph_create_virtual_clone): New function.
10284 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10285 (cgraph_clone_info): New function.
10286 (strut cgraph_node): Add clone_info and new clone tree pointers.
10287 (cgraph_remove_node_and_inline_clones,
10288 cgraph_set_call_stmt_including_clones,
10289 cgraph_create_edge_including_clones,
10290 cgraph_create_virtual_clone): Declare.
10291 (cgraph_function_versioning): Use VEC argument.
10292 (compute_call_stmt_bb_frequency): Update prototype.
10293 (cgraph_materialize_all_clones): New function.
10294 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10295 (ipcp_create_replace_map): Update to VECtors.
10296 (ipcp_update_callgraph): Use virtual clones.
10297 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10298 (ipcp_update_profiling): Do not update local profiling.
10299 (ipcp_insert_stage): Use VECtors and virtual clones.
10300 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10301 (clone_of_p): New function.
10302 (cgraph_preserve_function_body_p): Use clone tree.
10303 (cgraph_optimize): Materialize clones.
10304 (cgraph_function_versioning): Update for VECtors.
10305 (save_inline_function_body): Use clone tree.
10306 (cgraph_materialize_clone): New function.
10307 (cgraph_materialize_all_clones): Likewise.
10308 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10309 * ipa.c: Include gimple.h.
10310 (cgraph_remove_unreachable_nodes): Use clone tree.
10311 * ipa-prop.c (ipa_note_param_call): Update call to
10312 compute_call_stmt_bb_frequencycall.
10313 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10314 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10315 (copy_bb): Handle updating of clone tree; add new edge when new call
10317 (expand_call_inline): Be strict about every call having edge.
10318 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10319 (delete_unreachable_blocks_update_callgraph): New function.
10320 (tree_function_versioning): Use VECtors; always remove unreachable
10321 blocks and fold conditionals.
10322 * tree-inline.h: Do not include varray.h.
10323 (tree_function_versioning): Remove.
10324 * Makefile.in (GTFILES): Remove tree-inline.c
10325 * passes.c (do_per_function): Do only functions having body.
10326 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10329 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10330 Andrew Morrow <acm@google.com>
10333 * c-common.c (c_common_attribute_table): Permit deprecated
10334 attribute to take an optional argument.
10335 (handle_deprecated_attribute): If the optional argument to
10336 __attribute__((deprecated)) is not a string ignore the attribute
10337 and emit a warning.
10339 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10340 * c-typeck.c (build_component_ref): Likewise.
10341 (build_external_ref): Likewise.
10343 * toplev.c (warn_deprecated_use): Add an attribute argument.
10344 Emit the message associated with __attribute__((deprecated)).
10346 * toplev.h (warn_deprecated_use): Updated.
10348 * doc/extend.texi: Document new optional parameter to
10349 __attribute__((deprecated))
10351 2009-05-08 Michael Eager <eager@eagercon.com>
10353 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10354 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10356 2009-05-08 Richard Guenther <rguenther@suse.de>
10358 PR tree-optimization/40062
10359 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10360 Avoid exponential behavior.
10362 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10364 PR rtl-optimization/33928
10366 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10367 process_uses, build_single_def_use_links): New.
10368 (update_df): Update use_def_ref.
10369 (forward_propagate_into): Use get_def_for_use instead of use-def
10371 (fwprop_init): Call build_single_def_use_links and let it initialize
10373 (fwprop_done): Free use_def_ref.
10374 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10375 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10376 df_rd_simulate_one_insn): New.
10377 (df_rd_bb_local_compute_process_def): Update head comment.
10378 (df_chain_create_bb): Use the new RD simulation functions.
10379 * df.h (df_rd_simulate_artificial_defs_at_top,
10380 df_rd_simulate_one_insn): New.
10381 * opts.c (decode_options): Enable fwprop at -O1.
10382 * doc/invoke.texi (-fforward-propagate): Document this.
10384 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10387 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10388 and one complex operand specially.
10389 * tree-complex.c (some_nonzerop): Do not identify a real value as
10390 zero if flag_signed_zeros.
10392 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10394 PR rtl-optimization/33928
10395 * loop-invariant.c (record_use): Fix && vs. || mishap.
10397 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10399 PR rtl-optimization/33928
10400 * loop-invariant.c (struct use): Add addr_use_p.
10401 (struct def): Add n_addr_uses.
10402 (struct invariant): Add cheap_address.
10403 (create_new_invariant): Set cheap_address.
10404 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10405 (record_uses): Pass df_ref to record_use.
10406 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10409 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10411 * config/sh/sh.c: Do not include c-pragma.h.
10413 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10415 * config/spu/spu.c: Remove include of c-common.h.
10417 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10420 * c-common.h (mark_valid_location_for_stdc_pragma,
10421 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10422 clear_float_const_decimal64, float_const_decimal64_p): New.
10423 * c.opt (Wunsuffixed-float-constants): New.
10424 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10425 unsuffixed float constant, handle new warning.
10426 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10427 * c-decl.c (c_scope): New flag float_const_decimal64.
10428 (set_float_const_decimal64, clear_float_const_decimal64,
10429 float_const_decimal64_p): New.
10430 (push_scope): Set new flag.
10431 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10432 to use STDC pragmas.
10433 (c_parser_external_declaration): Ditto.
10434 (c_parser_compound_statement_nostart): Ditto.
10435 * c-pragma.c (valid_location_for_stdc_pragma,
10436 mark_valid_location_for_stdc_pragma,
10437 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10438 handle_pragma_float_const_decimal64): New.
10439 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10440 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10441 set_float_const_decimal64, clear_float_const_decimal64,
10442 float_const_decimal64_p): New dummy functions.
10443 * doc/extend.texi (Decimal Float): Remove statement that the
10444 pragma, and suffix for double constants, are not supported.
10445 * doc/invoke.texi (Warning Options): List new option.
10446 (-Wunsuffixed-float-constants): New.
10448 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10450 * config/i386/i386.c: Do not include c-common.h.
10452 2009-05-07 Mark Heffernan <meheff@google.com>
10454 * doc/invoke.texi (Debugging Options): Document change of debugging
10456 * opts.c (decode_options): Make dump_base_name relative to
10457 aux_base_name directory.
10459 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10461 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10462 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10464 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10466 * Makefile.in (install-plugin): Simplify a bit.
10468 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10470 * Makefile.in (OBJS-common): Add regcprop.o.
10472 * timevar.def (TV_CPROP_REGISTERS): New.
10473 * regrename.c (regrename_optimize): Return 0.
10474 (rest_of_handle_regrename): Delete.
10475 (pass_rename_registers): Point to regrename_optimize.
10476 (struct value_data_entry, struct value_data,
10477 kill_value_one_regno, kill_value_regno, kill_value,
10478 set_value_regno, init_value_data, kill_clobbered_value,
10479 kill_set_value, kill_autoinc_value, copy_value,
10480 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10481 replace_oldest_value_reg, replace_oldest_value_addr,
10482 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10483 debug_value_data, validate_value_data): Move...
10484 * regcprop.c: ... here.
10485 (rest_of_handle_cprop): Delete.
10486 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10488 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10490 PR middle-end/40057
10491 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10492 GEN_INT for 1 << bitnum.
10493 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10494 build_int_cst_type.
10496 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10498 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10499 Remove wrong description of "nand" operation.
10501 2009-05-06 Richard Guenther <rguenther@suse.de>
10502 Adam Nemet <anemet@caviumnetworks.com>
10504 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10505 comment. Add that if LHS is not a gimple register, then RHS1 has
10506 to be a single object (GIMPLE_SINGLE_RHS).
10508 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10510 * expr.c (get_def_for_expr): Move it up in the file.
10511 (store_field): When expanding a bit-field store, look at the
10512 defining gimple stmt for the masking conversion.
10514 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10516 PR middle-end/39986
10517 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10518 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10519 32-bit memcpy into long.
10521 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10523 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10524 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10526 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10527 instead of appending DW_OP_deref*.
10529 2009-05-06 Michael Matz <matz@suse.de>
10531 PR middle-end/40021
10532 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10533 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10535 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10537 * Makefile.in (install-plugin): Fix srcdir handling.
10539 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10541 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10542 when processing for not_regs_needed bitmap.
10543 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10544 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10545 handling it for rhs.
10547 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10549 * config/i386/i386.md (unnamed inc/dec peephole): Use
10550 optimize_insn_for_size_p instead of optimize_size.
10551 * config/i386/predicates.md (incdec_operand): Likewise.
10552 (aligned_operand): Likewise.
10553 * config/i386/sse.md (divv8sf3): Likewise.
10554 (sqrtv8sf2): Likewise.
10556 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10558 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10560 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10562 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10564 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10565 ssemodesuffixf2c with avxmodesuffixf2c.
10567 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10570 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10572 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10574 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10575 (struct tree_base): Adjust spacing for 8 bit boundaries.
10576 (struct tree_decl_common): Add decl_by_reference_flag bit.
10577 (DECL_BY_REFERENCE): Adjust.
10578 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10579 print DECL_BY_REFERENCE bit.
10580 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10581 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10582 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10583 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10586 PR middle-end/39666
10587 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10588 range of the type, but default label is missing, add it with one
10589 of the existing labels instead of adding a new label for it.
10591 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10595 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10597 * Makefile.in (enable_plugin, plugin_includedir): New.
10598 (install): Depend on install-plugin.
10599 (PLUGIN_HEADERS): New.
10600 (install-plugin): New.
10601 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10603 2009-05-05 Richard Guenther <rguenther@suse.de>
10605 PR tree-optimization/40022
10606 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10608 (phivn_valid_p): Fix tuplification error, simplify.
10609 (phiprop_insert_phi): Add dumps.
10610 (propagate_with_phi): Simplify.
10612 2009-05-05 Richard Guenther <rguenther@suse.de>
10614 PR middle-end/40023
10615 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10617 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10619 * tree.h (strip_float_extensions): Remove duplicate declaration.
10620 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10621 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10622 block_ultimate_origin): Rearrange the declarations line to match the
10623 comment that indicates the .c file which the functions are defined.
10624 (dwarf2out_*, set_decl_rtl): Add comment.
10625 (get_base_address): Adjust comment.
10626 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10627 declarations line and add comment.
10628 (is_builtin_name): Add blank after function name, for clarity.
10630 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10632 * attribs.c (decl_attributes): Use %qE for identifiers in
10634 * cgraphunit.c (verify_cgraph_node): Translate function names to
10635 locale character set in diagnostics.
10636 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10638 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10639 Document that functions are named in UTF-8.
10640 * expr.c (expand_expr_real_1): Translate function names to locale
10641 character set in diagnostics.
10642 * gimplify.c (omp_notice_variable, omp_is_private,
10643 gimplify_scan_omp_clauses): Use %qE for identifiers in
10645 * langhooks.c (lhd_print_error_function): Translate function names
10646 to locale character set.
10647 * langhooks.h (decl_printable_name): Document that return value is
10648 in internal character set.
10649 * stmt.c: Include pretty-print.h
10650 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10652 (resolve_operand_name_1): Translate named operand name to locale
10654 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10656 * toplev.c (announce_function): Translate function names to locale
10658 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10659 (default_tree_printer): Use pp_identifier or translate identifiers
10660 to locale character set. Mark "<anonymous>" for translation.
10661 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10662 for identifiers in diagnostics.
10663 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10665 * varasm.c (output_constructor): Use %qE for identifiers in
10668 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10670 * configure.ac: use ` ` instead of $()
10671 * configure: Regenerate.
10673 2009-05-05 Ben Elliston <bje@au.ibm.com>
10675 * config/pa/linux-atomic.c: Eliminate conditional include of
10676 errno.h on non-LP64 systems to simplify build requirements.
10678 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10680 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10682 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10683 and pass value to identifier_to_locale.
10684 (warn_variable_length_array): Make name a tree.
10685 (grokdeclarator): Separate diagnostic texts for named and unnamed
10686 declarators. Use %qE for named declarators.
10687 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10689 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10690 identifiers in diagnostics.
10691 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10692 identifier_to_locale. Mark "anonymous" strings for translation.
10694 2009-05-04 Michael Eager <eager@eagercon.com>
10696 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10697 address for DImode/DFmode only if double-precision FP regs.
10699 2009-05-04 Michael Eager <eager@eagercon.com>
10701 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10702 TARGET_SINGLE_FLOAT check.
10704 2009-05-04 Michael Eager <eager@eagercon.com>
10706 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10708 2009-05-04 Michael Eager <eager@eagercon.com>
10710 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10711 * config/rs6000/t-xilinx: New
10713 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10715 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10716 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10717 * gcc/explow.c (memory_address): Use target hook.
10718 * gcc/targhooks.c (default_legitimize_address): New.
10719 * gcc/targhooks.h (default_legitimize_address): New.
10720 * gcc/target.h (legitimize_address): New.
10721 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10722 (TARGET_INITIALIZER): Include it.
10723 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10725 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10726 * config/bfin/bfin.c (legitimize_address): Remove.
10727 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10728 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10730 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10731 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10733 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10734 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10735 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10736 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10737 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10738 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10739 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10740 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10741 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10742 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10743 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10744 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10745 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10746 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
10747 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
10748 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
10749 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
10750 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
10751 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
10752 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
10753 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
10754 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
10755 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
10757 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
10758 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
10759 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
10760 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
10761 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
10762 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
10763 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
10764 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
10765 (thumb_legitimize_address): Delete.
10766 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
10767 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
10768 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
10769 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
10770 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
10771 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
10773 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
10776 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
10777 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
10778 * config/m32r/m32r.c (m32r_legitimize_address): New.
10779 * config/m68k/m68k.c (m68k_legitimize_address): New.
10780 * config/score/score.c (score_legitimize_address): Standardize.
10781 * config/score/score3.c (score3_legitimize_address): Standardize.
10782 * config/score/score3.h (score3_legitimize_address): Adjust.
10783 * config/score/score7.c (score7_legitimize_address): Standardize.
10784 * config/score/score7.h (score7_legitimize_address): Adjust.
10785 * config/sh/sh.c (sh_legitimize_address): New.
10786 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
10788 * gcc/config/s390/s390.c (legitimize_address): Rename to...
10789 (s390_legitimize_address): ... this.
10790 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
10791 (sparc_legitimize_address): ... this.
10792 * gcc/config/i386/i386.c (legitimize_address): Rename to...
10793 (ix86_legitimize_address): ... this.
10794 * gcc/config/avr/avr.c (legitimize_address): Rename to...
10795 (avr_legitimize_address): ... this.
10796 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
10797 (mn10300_legitimize_address): ... this.
10798 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
10799 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
10800 (alpha_expand_mov): Adjust call.
10802 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
10803 * config/spu/spu.c (spu_legitimize_address): Likewise.
10804 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
10805 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
10807 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10809 * intl.c (locale_encoding, locale_utf8): New.
10810 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
10811 * intl.h (locale_encoding, locale_utf8): Declare.
10812 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
10813 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
10815 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
10817 (pp_tree_identifier): Define to call pp_base_tree_identifier.
10818 (pp_base_tree_identifier): Declare as function.
10819 (identifier_to_locale): Declare.
10820 * Makefile.in (pretty-print.o): Update dependencies.
10821 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
10823 2009-05-04 Richard Guenther <rguenther@suse.de>
10825 PR middle-end/40015
10826 * builtins.c (fold_builtin_memory_op): Do not decay to element
10827 type if the size matches the whole array.
10829 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10831 * expmed.c (synth_mult): When trying out a shift, pass the result
10834 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
10836 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10837 (shiftsub1_cost): New.
10838 (init_expmed): Compute shiftsub1_cost.
10839 (synth_mult): Optimize multiplications by constants of the form
10840 -(2^^m-1) for some constant positive integer m.
10842 2009-05-03 Richard Guenther <rguenther@suse.de>
10845 * c-typeck.c (array_to_pointer_conversion): Do not built
10846 ADDR_EXPRs of arrays of pointer-to-element type.
10847 * c-gimplify.c (c_gimplify_expr): Revert change fixing
10848 up wrong ADDR_EXPRs after-the-fact.
10849 * c-common.c (strict_aliasing_warning): Strip pointer
10850 conversions for obtaining the original type.
10851 * builtins.c (fold_builtin_memset): Handle array types.
10852 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
10855 2009-05-03 Richard Guenther <rguenther@suse.de>
10857 PR middle-end/23329
10858 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
10859 Do not lose casts from array types with unknown extent to array
10860 types with known extent.
10861 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
10862 alias set compatibility.
10864 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10866 * flags.h (extra_warnings): Delete.
10867 * toplev.c (process_options): Handle Wuninitialized here.
10868 * opts.c (extra_warnings): Delete.
10869 (set_Wextra): Delete.
10870 (common_handle_option): -Wextra can be handled automatically.
10871 * c-opts.c (c_common_handle_option): Delete obsolete code.
10872 (c_common_post_options): Simplify comment.
10873 * common.opt (W): Add Var.
10875 (Wuninitialized): Initialize to -1.
10877 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
10878 Richard Guenther <rguenther@suse.de>
10880 * expr.c (get_def_for_expr): New function.
10881 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
10882 SSA rather than trees.
10883 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
10884 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10886 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10888 * c-common.c (reswords): Add _Imaginary.
10889 * c-common.c (enum rid): Add RID_IMAGINARY.
10891 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10893 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10894 Patch by Richard Guenther.
10896 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10898 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10899 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10900 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10901 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10902 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10903 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10904 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10905 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10906 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10907 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10908 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10909 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10910 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10911 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10912 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10913 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10914 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10915 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10917 2009-05-02 Richard Guenther <rguenther@suse.de>
10919 PR tree-optimization/39940
10920 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10923 2009-05-02 Richard Guenther <rguenther@suse.de>
10925 PR middle-end/40001
10926 * tree-ssa.c (execute_update_addresses_taken): Properly check
10927 if we can mark a variable DECL_GIMPLE_REG_P.
10928 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10929 back to the end of the function.
10930 (is_gimple_reg_type): Remove complex type special casing.
10931 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10934 2009-05-02 Ben Elliston <bje@au.ibm.com>
10936 * doc/collect2.texi (Collect2): Document search path behaviour
10937 when configured with --with-ld.
10939 2009-05-02 Jan Hubicka <jh@suse.cz>
10941 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10942 parameter; update callers.
10943 (coalesce_cost_edge): EH edges are costier because they needs
10944 splitting even if not critical and even more costier when there are
10945 multiple EH predecestors.
10947 2009-05-02 Jan Hubicka <jh@suse.cz>
10949 * except.c (remove_eh_handler_and_replace): Handle updating after
10950 removing TRY blocks.
10952 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10954 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10956 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10958 * varasm.c: Do not include c-pragma.h.
10959 * attribs.c: Do not incude c-common.h.
10961 2009-05-01 Michael Matz <matz@suse.de>
10963 * calls.c (initialize_argument_information): Handle SSA names like
10964 decls with a non MEM_P DECL_RTL.
10966 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10968 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10969 * ipa-utils.c: Likewise.
10970 * ipa-type-escape.c: Likewise.
10971 * cgraphunit.c Do not include c-common.h.
10972 * ipa-pure-const.c: Likewise.
10973 * tree-if-conv.c: Likewise.
10974 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10975 * ipa-struct-reorg.c: Likewise.
10976 * tree-nomudflap.c: Likewise.
10977 * tree-ssa-structalias.c: Likewise.
10979 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10981 * store-motion.c: Many cleanups to make this pass a first-class
10982 citizen instead of an appendix to gcse load motion. Add TODO list
10983 to make this pass faster/cleaner/better.
10985 (struct ls_expr): Post gcse.c-split cleanups.
10986 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10987 "stores" field to "avail_stores".
10988 (pre_ldst_mems): Rename to store_motion_mems.
10989 (pre_ldst_table): Rename to store_motion_mems_table.
10990 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10991 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10992 (ldst_entry): Rename to st_expr_entry, update users.
10993 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10994 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10995 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10997 (first_ls_expr): Rename to first_st_expr, update users.
10998 (next_ls_expr): Rename to next_st_expr, update users.
10999 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11000 fields properly for store motion instead of names inherited from load
11002 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11003 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11006 (ae_kill): Rename to st_kill, update users.
11007 (ae_gen): Rename to st_avloc, update users.
11008 (transp): Rename to st_transp, update users.
11009 (pre_insert_map): Rename to st_insert_map, update users.
11010 (pre_delete_map): Rename to st_delete_map, update users.
11011 (insert_store, build_store_vectors, free_store_memory,
11012 one_store_motion_pass): Update for abovementioned changes.
11014 (gcse_subst_count, gcse_create_count): Remove.
11015 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11016 and "n_stores_created", local variables.
11018 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11021 (regvec, compute_store_table_current_insn): Remove.
11022 (reg_set_info, reg_clear_last_set): Remove.
11023 (compute_store_table): Use DF caches instead of local dataflow
11026 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11028 * c-objc-common.c (c_tree_printer): Print identifiers with
11029 pp_identifier, not pp_string. Mark "({anonymous})" for
11031 * c-pretty-print.c (pp_c_ws_string): New.
11032 (pp_c_cv_qualifier, pp_c_type_specifier,
11033 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11034 pp_c_storage_class_specifier, pp_c_function_specifier,
11035 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11036 pp_c_primary_expression, pp_c_postfix_expression,
11037 pp_c_unary_expression, pp_c_shift_expression,
11038 pp_c_relational_expression, pp_c_equality_expression,
11039 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11040 use pp_string and pp_c_ws_string in place of pp_identifier and
11041 pp_c_identifier for non-identifiers. Mark English strings for
11043 * c-pretty-print.h (pp_c_ws_string): Declare.
11045 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11046 Roland McGrath <roland@redhat.com>
11048 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11049 (ENABLE_LD_BUILDID): New configuration option.
11050 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11051 (LINK_BUILDID_SPEC): New macro.
11052 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11054 * doc/install.texi: Document --enable-linker-build-id option.
11055 * configure: Rebuild.
11056 * config.in: Rebuild.
11058 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11060 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11061 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11062 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11063 MIPS_GP_SAVE_AREA_SIZE.
11064 * config/mips/mips.c (struct mips_frame_info): Update comment
11065 before arg_pointer_offset and hard_frame_pointer_offset.
11066 (mips_compute_frame_info): Update diagram before function: to
11067 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11068 indicate the position of frame_pointer_rtx with -fstack-protector and
11069 to show args_size. Don't allocate cprestore area for leaf functions
11070 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11072 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11074 2009-04-30 Michael Matz <matz@suse.de>
11076 PR tree-optimization/39955
11077 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11079 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11081 * ira.c (setup_cover_and_important_classes): Use safe macro
11082 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11084 * genpreds.c (write_tm_preds_h): Output suitable definition of
11085 REG_CLASS_FOR_CONSTRAINT.
11087 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11089 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11091 * bitmap.c (bitmap_descriptor): Likewise.
11092 * ggc-common.c (loc_descriptor): Likewise.
11093 * varray.c (varray_descriptor): Likewise.
11094 * vec.c (vec_descriptor): Likewise.
11096 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11098 * Makefile.in (dce.o): Add $(EXCEPT_H).
11099 * dce.c: Include except.h and delete redundant vector definitions.
11100 (deletable_insn_p): Return false for non-call insns that can throw
11103 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11105 * gcse.c (ae_gen): Remove.
11106 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11107 and make non-static function to make it available in store-motion.c.
11108 Update call sites with search-and-replace.
11109 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11110 extract_mentioned_regs, extract_mentioned_regs_helper,
11111 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11112 store_killed_in_insn, store_killed_after, store_killed_before,
11113 build_store_vectors, insert_insn_start_basic_block, insert-store,
11114 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11115 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11116 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11117 * store-motion.c: ...new file. Also copy data structures from gcse.c
11118 and clean up to remove parts not used by store motion.
11119 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11120 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11122 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11125 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11126 when optimizing for size.
11128 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11130 * gcse.c (gcse_constant_p): Fix typo in last change.
11132 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11134 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11136 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11138 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11140 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11142 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11143 CONST_HIGH_PART result.
11145 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11147 * config/avr/avr.c (initial_elimination_offset): Rename to
11148 avr_initial_elimination_offset.
11149 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11150 change return type to bool.
11151 (avr_can_eliminate): New function.
11152 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11153 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11154 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11155 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11156 avr_initial_elimination_offset.
11157 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11158 (avr_initial_elimination_offset): Define.
11160 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11161 Steven Bosscher <steven@gcc.gnu.org>
11163 PR rtl-optimization/39938
11164 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11165 * cfgrtl.c: Include insn-attr.h.
11166 (rest_of_pass_free_cfg): New function.
11167 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11168 * resource.c (init_resource_info): Remove call to df_analyze.
11170 2009-04-29 Richard Guenther <rguenther@suse.de>
11173 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11174 allow conversion to signed integers.
11176 2009-04-29 Richard Guenther <rguenther@suse.de>
11178 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11179 shifts of floating point vectors if the shift amount is
11180 a constant multiple of the element size.
11182 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11183 Michael Matz <matz@suse.de>
11185 PR middle-end/39927
11187 * tree-outof-ssa.c (emit_partition_copy): New function.
11188 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11189 insert_part_to_rtx_on_edge): Perform the partition base var
11190 copy using emit_partition_copy.
11191 (insert_value_copy_on_edge): Convert constants to the right mode.
11192 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11193 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11195 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11197 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11198 scan backwards to try to find a constant to initialize it.
11200 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11201 insn before the loop_end instruction, don't look past labels.
11203 2009-04-29 Richard Guenther <rguenther@suse.de>
11205 PR middle-end/39937
11206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11207 loose type conversions.
11208 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11209 stmts only if there are no uses of its definition.
11211 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11213 * config/bfin/bfin.h (splitting_loops): Declare.
11214 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11215 Reorder bit definitions to be ascending.
11216 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11217 * config/bfin/bfin.c (splitting_loops): New variable.
11218 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11219 (struct loop_info): Remove members INIT and LOOP_INIT.
11220 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11221 the LSETUP sequence. Allow LC to be loaded from any register, but
11222 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11223 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11225 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11226 of reload_completed.
11229 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11231 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11233 * Makefile.in (PLUGIN_VERSION_H): New.
11234 (OBJS-common): Remove plugin-version.o.
11235 (plugin.o): Depend on (PLUGIN_VERSION_H).
11236 (plugin-version.o): Remove.
11237 * configure: Regenerate
11238 * configure.ac: Create plugin-version.h.
11239 * gcc-plugin.h (plugin_gcc_version): Remove.
11240 (plugin_default_version_check): Change signature.
11241 * plugin-version.c: Remove.
11242 * plugin.c: Include plugin-version.h.
11243 (str_plugin_gcc_version_name): Remove.
11244 (try_init_one_plugin): Pass gcc version to plugin_init.
11245 (plugin_default_version_check): Both gcc and plugin versions are now
11248 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11250 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11251 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11252 Remove special case testing for last insn of inner loops. Don't fail
11253 if the loop ends with a jump, emit an extra nop instead.
11255 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11256 DREGS rather than comparing directly. Remove code that tries to
11257 account for latencies.
11259 2009-04-29 Richard Guenther <rguenther@suse.de>
11261 PR tree-optimization/39941
11262 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11263 eliminating an indirect call.
11265 2009-04-29 Richard Guenther <rguenther@suse.de>
11267 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11268 parameter. Allow invariants as base if !require_lvalue.
11269 (verify_gimple_assign_single): Adjust.
11271 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11273 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11274 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11275 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11276 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11277 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11279 * config/bfin/bfin.c (bfin_expand_builtin,
11280 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11282 2009-04-28 Richard Guenther <rguenther@suse.de>
11284 * tree-vect-loop.c (get_initial_def_for_induction): Use
11285 correct types for pointer increment.
11287 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11289 * toplev.c (print_version): Update GMP version string calculation.
11291 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11293 PR rtl-optimization/39938
11294 * resource.c (init_resource_info): Add call to df_analyze.
11296 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11298 * config/alpha/alpha.md (usegp): Cast the result of
11299 alpha_find_lo_sum_using_gp to enum attr_usegp.
11300 * config/alpha/alpha.c (override_options): Remove end-of-structure
11301 marker element from cpu_table. Use array size of cpu_table to handle
11302 -mcpu and -mtune options.
11303 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11305 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11307 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11308 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11309 tune_32 and tune_64.
11310 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11311 support on PowerPC.
11312 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11313 * config/rs6000/option-defaults.h: ... here. New file.
11314 (OPT_64, OPT_32): Define.
11315 (MASK_64BIT): Define to 0 if not already defined.
11316 (OPT_ARCH64, OPT_ARCH32): Define.
11317 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11320 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11322 * config/arm/arm.c (arm_override_options): Emit error on using
11325 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11327 PR rtl-optimization/39914
11328 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11329 registers for allocnos created from user-defined variables only
11330 when not optimizing.
11332 2009-04-28 Richard Guenther <rguenther@suse.de>
11334 PR middle-end/39937
11335 * fold-const.c (fold_binary): Use distribute_real_division only
11338 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11340 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11341 add hpux-stdint.h to tm_file.
11342 (hppa[12]*-*-hpux11*): Ditto.
11343 (ia64*-*-hpux*): Ditto.
11344 * config/hpux-stdint.h: New.
11345 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11346 __STDC_EXT__ for all compiles.
11347 * config/pa/pa-hpux.h: Ditto.
11348 * config/pa/pa-hpux10.h: Ditto.
11349 * config/pa/pa-hpux11.h: Ditto.
11351 2009-04-28 Catherine Moore <clm@codesourcery.com>
11353 * debug.h (set_name): Add comment.
11355 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11358 * config/darwin.c (machopic_gen_offset): Check
11359 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11360 * config/arm/arm.c (require_pic_register): Likewise.
11362 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11364 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11365 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11366 m32c_promote_prototypes): Delete.
11368 2009-04-28 Michael Matz <matz@suse.de>
11370 PR middle-end/39922
11371 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11374 2009-04-28 Richard Guenther <rguenther@suse.de>
11376 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11378 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11380 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11381 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11382 * config/arm/arm-tune.md: Regenerate.
11384 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11386 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11387 block if there are complex incoming edges.
11388 (sel_merge_blocks): Remove useless assert.
11389 (sel_redirect_edge_and_branch): Check that edge was redirected.
11390 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11391 (sel_find_rgns): Delete declaration.
11392 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11393 the region when it is not a preheader.
11395 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11398 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11400 2009-04-28 Richard Guenther <rguenther@suse.de>
11402 * tree.h (SSA_NAME_VALUE): Remove.
11403 (struct tree_ssa_name): Remove value_handle member.
11404 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11405 array for jump threading.
11406 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11408 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11409 * tree-flow.h (threadedge_initialize_values): Declare.
11410 (threadedge_finalize_values): Likewise.
11411 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11412 (SSA_NAME_VALUE): Define.
11413 (threadedge_initialize_values): New function.
11414 (threadedge_finalize_values): Likewise.
11415 * tree-ssa-dom.c (ssa_name_values): New global variable.
11416 (SSA_NAME_VALUE): Define.
11417 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11419 2009-04-28 Ira Rosen <irar@il.ibm.com>
11421 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11422 Use REPORT_VECTORIZED_LOCATIONS instead
11423 REPORT_VECTORIZED_LOOPS.
11424 * tree-vectorizer.c (vect_verbosity_level): Make static.
11425 (vect_loop_location): Rename to vect_location.
11426 (vect_set_verbosity_level): Update comment.
11427 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11429 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11430 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11431 instead REPORT_UNVECTORIZED_LOOPS.
11432 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11433 and vect_loop_def to vect_external_def and vect_internal_def.
11434 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11435 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11436 REPORT_UNVECTORIZED_LOCATIONS.
11437 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11438 and vect_used_in_loop and to vect_unused_in_scope and
11439 vect_used_in_scope.
11440 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11441 (vect_verbosity_level): Remove declaration.
11442 (vect_analyze_operations): Likewise.
11443 (vect_analyze_stmt): Declare.
11444 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11445 REPORT_UNVECTORIZED_LOCATIONS.
11446 (vect_get_loop_niters): Fix indentation.
11447 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11448 (vect_analyze_loop_operations): New function.
11449 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11450 vect_analyze_operations.
11451 (vect_is_simple_reduction): Use new names.
11452 (vectorizable_live_operation, vect_transform_loop): Likewise.
11453 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11454 to specify whether the data references can be a part of interleaving
11456 (vect_analyze_data_ref_dependence): Use new names.
11457 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11458 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11459 * tree-vect-patterns.c (widened_name_p): Use new names.
11460 (vect_recog_dot_prod_pattern): Likewise.
11461 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11462 (process_use, vect_mark_stmts_to_be_vectorized,
11463 vect_model_simple_cost, vect_model_store_cost,
11464 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11465 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11466 vectorizable_operation, vectorizable_type_demotion,
11467 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11468 vectorizable_condition): Likewise.
11469 (vect_analyze_operations): Split into vect_analyze_loop_operations
11471 (vect_analyze_stmt): ... new function.
11472 (new_stmt_vec_info): Use new names.
11473 (vect_is_simple_use): Use new names and fix comment.
11474 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11475 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11477 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11480 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11481 and integer modes for x87 operands. Do not ICE for unsupported size,
11482 generate error instead. Generate error for unsupported operand types.
11483 ['z']: Do not handle HImode memory operands specially. Warning
11484 for floating-point operands. Fallthru to 'Z' for unsupported operand
11485 types. Do not ICE for unsupported size, generate error instead.
11486 (output_387_binary_op): Use %Z to output operands.
11487 (output_fp_compare): Ditto.
11488 (output_387_reg_move): Ditto.
11490 2009-04-28 Ben Elliston <bje@au.ibm.com>
11495 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11497 * builtins.c (c_strlen): Do not warn here.
11498 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11499 * c-common.c (pointer_int_sum): Take an explicit location.
11500 Warn about offsets out of bounds.
11501 * c-common.h (pointer_int_sum): Adjust declaration.
11503 2009-04-27 Ian Lance Taylor <iant@google.com>
11505 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11507 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11508 * df-core.c (df_set_flags): Change return type to int. Change
11509 type of old_flags to int.
11510 (df_clear_flags): Likewise.
11511 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11512 (df_get_conditional_uses): Likewise.
11513 * df.h (df_set_flags, df_clear_flags): Update declarations.
11514 * dwarf2out.c (struct indirect_string_node): Change type of form
11515 field to enum dwarf_form.
11516 (AT_string_form): Change return type to enum dwarf_form.
11517 * fixed-value.c (fixed_compare): Add cast to enum type.
11518 * fwprop.c (update_df): Change 0 to VOIDmode.
11519 * gensupport.c: Change 0 to UNKNOWN.
11520 * gimple.h (gimple_cond_code): Add cast to enum type.
11521 * haifa-sched.c (reemit_notes): Add cast to enum type.
11522 * hooks.c (hook_int_void_no_regs): Remove function.
11523 * hooks.h (hook_int_void_no_regs): Remove declaration.
11524 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11525 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11526 * real.c (real_arithmetic): Add cast to enum type.
11527 (real_compare): Likewise.
11528 * target.h (struct gcc_target): Change return type of
11529 branch_target_register_class to enum reg_class.
11530 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11531 default_branch_target_register_class.
11532 * targhooks.c (default_branch_target_register_class): New function.
11533 * targhooks.h (default_branch_target_register_class): Declare.
11534 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11535 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11537 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11539 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11540 vect_uninitialized_def. Change 0 to ERROR_MARK.
11541 * tree-vect-stmts.c (supportable_widening_operation): Don't
11542 initialize icode1 and icode2.
11543 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11544 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11546 (cmn_err_flag_specs): Change 0 to STD_C89.
11547 (cmn_err_char_table): Likewise.
11548 * config/arm/arm.c (get_arm_condition_code): Change type of code
11549 to enum arm_cond_code.
11550 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11551 (IWMMXT_BUILTIN2): Likewise.
11552 (neon_builtin_type_bits): Don't define typedef.
11553 (neon_builtin_datum): Change type of bits field to int.
11554 (arm_expand_neon_args): Add cast to enum type.
11555 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11557 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11558 casts to enum type.
11559 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11561 * config/mips/mips.md (jal_macro): Return enum constant.
11562 (single_insn): Likewise.
11563 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11565 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11566 casts to enum type.
11567 * config/s390/s390.c (s390_tune_flags): Change type to int.
11568 (s390_arch_flags): Likewise.
11569 (s390_handle_arch_option): Change flags field of struct pta to int.
11570 * config/s390/s390.h (s390_tune_flags): Update declaration.
11571 (s390_arch_flags): Likewise.
11572 * config/sh/sh.c (prepare_move_operands): Compare
11573 tls_symbolic_operand result with enum constant.
11574 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11575 (sh_expand_prologue): Add cast to enum type.
11576 (sh_expand_epilogue): Likewise.
11577 (tls_symbolic_operand): Change return type to enum tls_model.
11578 (fpscr_set_from_mem): Add cast to enum type.
11579 (legitimize_pic_address): Compare tls_symbolic_operand result with
11581 (sh_target_reg_class): Change return type to enum reg_class.
11582 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11584 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11585 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11586 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11587 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11588 (delayed_branch, tls_call_delay): Likewise.
11589 (eligible_for_sibcall_delay): Likewise.
11590 (eligible_for_return_delay): Likewise.
11591 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11592 (spu_expand_builtin_1): Likewise.
11594 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11595 for all types of conversions.
11596 (output_init_element): Issue -Wc++-compat warning if needed when
11597 initializing a bitfield with enum type.
11598 * c-parser.c (c_parser_expression): Set original_type to
11599 original_type of right hand operand of comman operator.
11601 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11603 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11605 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11606 * doc/cpp.texi (Standard Predefined Macros)
11607 (Implementation-defined behavior): Likewise.
11608 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11609 * doc/gimple.texi (GIMPLE Exception Handling)
11610 (@code{GIMPLE_ASSIGN}): Likewise.
11611 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11612 * doc/invoke.texi (Warning Options, Optimize Options)
11613 (AVR Options, Darwin Options): Likewise.
11614 (Optimize Options): Reformulate -fwhole-program description.
11615 * doc/loop.texi (Lambda): Likewise.
11616 * doc/md.texi (Output Template, Define Constraints)
11617 (Standard Names, Insn Splitting): Likewise.
11618 * doc/options.texi (Option properties): Likewise.
11619 * doc/passes.texi (Tree-SSA passes): Likewise.
11620 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11621 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11622 (File Names and DBX): Likewise.
11623 * doc/trouble.texi (Incompatibilities): Likewise.
11625 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11627 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11628 instruction is correct.
11630 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11632 Allow non-constant arguments to conversion intrinsics.
11633 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11634 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11635 * spu.c (print_operand): Handle 'v' and 'w'.
11636 (exp2_immediate_p, spu_gen_exp2): Define.
11637 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11638 spu_convtf_1): Update parameter descriptions.
11639 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11640 * constraints.md ('v', 'w'): New.
11641 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11643 (i2f, I2F): New define_mode_attr.
11644 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11645 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11646 fixuns_truncv4sfv4si2): Update to use mode attribute.
11647 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11648 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11649 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11650 patterns for combine.
11652 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11654 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11655 (cprop, hoist, pre, store_motion): New debug counters.
11656 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11657 is not an RTL pass anymore.
11658 (pass_profiling): Remove extern decl for pass removed in 2005.
11659 (pass_gcse, pass_jump_bypass): Remove.
11660 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11661 to 0 for clean state.
11662 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11663 * cse.c (gate_handle_cse_after_global_opts,
11664 rest_of_handle_cse_after_global_opts): New functions.
11665 (pass_cse_after_global_opts): New pass, does local CSE.
11666 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11667 (TV_CPROP): New timevar.
11668 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11669 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11670 (gcse_main, recompute_all_luids): Remove.
11671 (compute_hash_table_work): Call max_reg_num instead of reading
11673 (cprop_jump): Don't set run_jump_opt_after_gcse.
11674 (constprop_register): Always allow to alter jumps.
11675 (cprop_insn): Likewise.
11676 (do_local_cprop): Likewise.
11677 (local_cprop_pass): Likewise. Return non-zero if something changed.
11678 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11679 (find_implicit_sets): Add note about missed optimization opportunity.
11680 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11681 pass_rtl_cprop execute function.
11682 Don't bother tracking the pass number, each pass gets its own dumpfile
11684 Always allow to alter jumpsand bypass jumps.
11685 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11686 will just find no suitable set.
11687 (pre_edge_insert): Fix dumping, this function is for PRE only.
11688 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11689 pass_rtl_pre execute function.
11690 (hoist_code): Return non-zero if something changed. Keep track of
11691 substitutions and insertions for statistics gathering similar to PRE.
11692 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11693 called from the pass_rtl_hoist execute function. Show pass statistics.
11694 (compute_store_table): Use max_reg_num directly instead of using the
11695 formerly global max_gcse_regno.
11696 (build_store_vectors): Likewise.
11697 (replace_store_insn): Fix dumping.
11698 (store_motion): Rename to ...
11699 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11700 pass, called from the pass_rtl_store_motion execute function. Keep
11701 track of substitutions and insertions for statistics gathering similar
11703 (bypass_jumps): Remove, fold interesting bits into ...
11704 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11705 from the pass_rtl_cprop execute function.
11706 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11707 pass_jump_bypass): Remove.
11708 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11709 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11710 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11711 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11712 (gate_rtl_store_motion, execute_rtl_store_motion,
11713 pass_rtl_store_motion): New.
11714 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11715 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11716 * passes.c (init_optimization_passes): Remove pass_gcse and
11717 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11718 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11719 instead of pass_jump_bypass.
11721 2009-04-27 Richard Guenther <rguenther@suse.de>
11723 PR middle-end/39928
11724 * gimplify.c (gimplify_expr): If we are required to create
11725 a temporary make sure it ends up as register.
11727 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11730 * config/i386/i386.c (construct_container): Don't call
11731 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11732 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11734 2009-04-27 Michael Matz <matz@suse.de>
11736 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11737 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11738 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11739 (dump_replaceable_exprs): Take a bitmap.
11740 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11742 (expand_gimple_basic_block): Likewise.
11743 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11744 replaceable_expressions member a bitmap.
11745 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11746 (mark_replaceable): Likewise.
11747 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
11748 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
11750 2009-04-27 Richard Guenther <rguenther@suse.de>
11752 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
11753 (verify_stmts): Dispatch to gimple/type verification code.
11754 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
11755 issue with call argument types.
11757 2009-04-27 Michael Matz <matz@suse.de>
11759 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11760 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
11763 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
11764 Eric Botcazou <ebotcazou@adacore.com>
11766 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11767 a label's basic block.
11768 (mark_target_live_regs): Tidy and rework obsolete comments.
11769 Change back DF problem to LIVE. If a label starts a basic block,
11770 assume that all registers that used to be live then still are.
11771 (init_resource_info): If a label starts a basic block, set its
11772 BLOCK_FOR_INSN accordingly.
11773 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
11775 2009-04-27 Richard Guenther <rguenther@suse.de>
11777 * tree-flow-inline.h (function_ann): Remove.
11778 (get_function_ann): Likewise.
11779 * tree-dfa.c (create_function_ann): Remove.
11780 * tree-flow.h (struct static_var_ann_d): Remove.
11781 (struct function_ann_d): Likewise.
11782 (union tree_ann_d): Remove fdecl member.
11783 (function_ann_t): Remove.
11784 (function_ann, get_function_ann, create_function_ann): Remove
11787 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
11789 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
11791 2009-04-27 Jan Hubicka <jh@suse.cz>
11793 * ipa-pure-const.c (struct funct_state_d): New fields
11794 state_previously_known, looping_previously_known; remove
11795 state_set_in_source.
11796 (analyze_function): Use new fields.
11797 (propagate): Avoid assumption that state_set_in_source imply
11800 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11801 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
11802 * cfgloop.h (finite_loop_p): Declare.
11804 2009-04-26 Michael Matz <matz@suse.de>
11806 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
11808 2009-04-26 Michael Matz <matz@suse.de>
11810 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
11811 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
11812 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
11813 pass_mark_used_blocks): Remove.
11814 * tree-optimize.c (pass_free_datastructures,
11815 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
11816 * passes.c (init_optimization_passes): Don't call
11817 pass_mark_used_blocks, remove dead code.
11819 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
11821 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
11822 * tree-ssa-live.h (register_ssa_partition): Likewise.
11824 2009-04-26 Michael Matz <matz@suse.de>
11827 * builtins.c (fold_builtin_next_arg): Handle SSA names.
11828 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
11829 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
11831 (compare_pairs): Swap cost comparison.
11832 (coalesce_ssa_name): Don't use change_partition_var.
11833 * tree-nrv.c (struct nrv_data): Add modified member.
11834 (finalize_nrv_r): Set it.
11835 (tree_nrv): Use it to update statements.
11836 (pass_nrv): Require PROP_ssa.
11837 * tree-mudflap.c (mf_decl_cache_locals,
11838 mf_build_check_statement_for): Use make_rename_temp.
11839 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
11840 * alias.c (find_base_decl): Handle SSA names.
11841 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
11842 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
11843 * rtl.h (set_reg_attrs_for_parm): Declare.
11844 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
11845 to "optimized", remove unused locals at finish.
11846 (execute_free_datastructures): Make global, call
11847 delete_tree_cfg_annotations.
11848 (execute_free_cfg_annotations): Don't call
11849 delete_tree_cfg_annotations.
11851 * ssaexpand.h: New file.
11852 * expr.c (toplevel): Include ssaexpand.h.
11853 (expand_assignment): Handle SSA names the same as register variables.
11854 (expand_expr_real_1): Expand SSA names.
11855 * cfgexpand.c (toplevel): Include ssaexpand.h.
11856 (SA): New global variable.
11857 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
11858 (SSAVAR): New macro.
11859 (set_rtl): New helper function.
11860 (add_stack_var): Deal with SSA names, use set_rtl.
11861 (expand_one_stack_var_at): Likewise.
11862 (expand_one_stack_var): Deal with SSA names.
11863 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
11864 before unique numbers.
11865 (expand_stack_vars): Use set_rtl.
11866 (expand_one_var): Accept SSA names, add asserts for them, feed them
11867 to above subroutines.
11868 (expand_used_vars): Expand all partitions (without default defs),
11869 then only the local decls (ignoring those expanded already).
11870 (expand_gimple_cond): Remove edges when jumpif() expands an
11871 unconditional jump.
11872 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
11873 or remove abnormal edges. Ignore insns setting the LHS of a TERed
11875 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
11876 members of SA; deal with PARM_DECL partitions here; expand
11877 all PHI nodes, free tree datastructures and SA. Commit instructions
11878 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
11879 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
11880 info and statements at start, collect garbage at finish.
11881 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
11882 (VAR_ANN_PARTITION) Remove.
11883 (change_partition_var): Don't declare.
11884 (partition_to_var): Always return SSA names.
11885 (var_to_partition): Only accept SSA names.
11886 (register_ssa_partition): Only check argument.
11887 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11889 (delete_var_map): Don't free it.
11890 (var_union): Only accept SSA names, simplify.
11891 (partition_view_init): Mark only useful SSA names as used.
11892 (partition_view_fini): Only deal with SSA names.
11893 (change_partition_var): Remove.
11894 (dump_var_map): Use ssa_name instead of partition_to_var member.
11895 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11897 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11898 (struct _elim_graph): New member const_dests; nodes member vector of
11900 (set_location_for_edge): New static helper.
11901 (create_temp): Remove.
11902 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11903 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11904 (new_elim_graph): Allocate const_dests member.
11905 (clean_elim_graph): Truncate const_dests member.
11906 (delete_elim_graph): Free const_dests member.
11907 (elim_graph_size): Adapt to new type of nodes member.
11908 (elim_graph_add_node): Likewise.
11909 (eliminate_name): Likewise.
11910 (eliminate_build): Don't take basic block argument, deal only with
11911 partition numbers, not variables.
11912 (get_temp_reg): New static helper.
11913 (elim_create): Use it, deal with RTL temporaries instead of trees.
11914 (eliminate_phi): Adjust all calls to new signature.
11915 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11916 (rewrite_trees): Only do checking.
11917 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11918 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11919 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11920 contains_tree_r, MAX_STMTS_IN_LATCH,
11921 process_single_block_loop_latch, analyze_edges_for_bb,
11922 perform_edge_inserts): Remove.
11923 (expand_phi_nodes): New global function.
11924 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11925 functions, initialize new parameter, remember partitions having a
11927 (finish_out_of_ssa): New global function.
11928 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11929 don't reset in_ssa_p here, don't disable TER when mudflap.
11930 (pass_del_ssa): Remove.
11931 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11933 (execute_free_datastructures): Declare.
11934 * Makefile.in (SSAEXPAND_H): New variable.
11935 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11936 * basic-block.h (commit_one_edge_insertion): Declare.
11937 * passes.c (init_optimization_passes): Move pass_nrv and
11938 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11939 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11940 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11941 (redirect_branch_edge): Deal with super block when expanding, split
11942 out jump patching itself into ...
11943 (patch_jump_insn): ... here, new static helper.
11945 2009-04-26 Michael Matz <matz@suse.de>
11947 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11948 beyond num_ssa_names.
11949 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11950 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11952 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11954 PR inline-asm/39543
11955 * fwprop.c (forward_propagate_asm): New function.
11956 (forward_propagate_and_simplify): Propagate also into __asm, if it
11957 doesn't increase the number of referenced registers.
11960 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11962 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11964 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11965 note_nonlocal_vla_type for nonlocal VLAs.
11966 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11967 contains_remapped_vars, remap_vla_decls): New functions.
11968 (convert_nonlocal_reference_stmt): If not optimizing, call
11969 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11970 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11971 if it wasn't found in var_map.
11972 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11973 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11974 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11976 * gimplify.c (nonlocal_vlas): New variable.
11977 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11979 (gimplify_body): Create and destroy nonlocal_vlas.
11981 * dwarf2out.c (loc_descr_plus_const): New function.
11982 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11983 mem_loc_descriptor, loc_descriptor_from_tree_1,
11984 descr_info_loc, gen_variable_die): Use it.
11986 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11987 !TREE_STATIC VAR_DECLs.
11988 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11989 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11990 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11991 DECL_BY_REFERENCE is valid.
11992 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11993 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11994 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11995 Copy DECL_BY_REFERENCE.
11996 (struct nesting_copy_body_data): New type.
11997 (nesting_copy_decl): New function.
11998 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11999 if they have variable length.
12001 2009-04-26 Michael Matz <matz@suse.de>
12003 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12004 mark new temporaries for renaming.
12006 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12009 * c-decl.c (global_bindings_p): Return negative value.
12010 (c_variable_size): New. Based on variable_size from
12012 (grokdeclarator): Call c_variable_size not variable_size.
12014 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12016 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12018 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12020 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12021 Redefine it to just use mingw/include.
12022 (ASM_SPEC): Rules for -m32 and -m64.
12023 (LINK_SPEC): Use Likewise.
12024 (SPEC_32): New define.
12025 (SPEC_64): Likewise.
12026 (SUB_LINK_SPEC): Likewise.
12027 (MULTILIB_DEFAULTS): New define.
12028 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12029 Add multilib options.
12030 (MULTILIB_DIRNAMES): Likewise.
12031 (MULTILIB_OSDIRNAMES): Likewise.
12032 (LIBGCC): Likewise.
12033 (INSTALL_LIBGCC): Likewise.
12035 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12038 * c-tree.h (enum c_inline_static_type): New.
12039 (record_inline_static): Declare.
12040 * c-decl.c (struct c_inline_static, c_inline_statics,
12041 record_inline_static, check_inline_statics): New.
12042 (pop_file_scope): Call check_inline_statics.
12043 (start_decl): Call record_inline_static instead of pedwarning
12044 directly for static in inline function.
12045 * c-typeck.c (build_external_ref): Call record_inline_static
12046 instead of pedwarning directly for static referenced in inline
12049 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12051 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12052 not new but only being rescanned.
12053 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12054 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12055 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12056 record_set_info, compute_set, grealloc): Remove.
12057 (recompute_all_luids): New function.
12058 (gcse_main): Don't compute sets, and don't do related memory
12059 allocations/free-ing. If something changed before the end of the
12060 pass, update LUIDs using recompute_all_luids.
12061 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12062 (free_gcse_mem): Don't free it either.
12063 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12064 Use the df insn LUIDs.
12065 (load_killed_in_block): Likewise.
12066 (compute_hash_table_work): Don't compute reg_set_in_block.
12067 (compute_transp): Use DF_REG_DEF_CHAINs.
12068 (local_cprop_pass): Don't use compute_sets and related functions.
12069 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12070 Use get_max_uid() instead of max_cuid.
12071 (insert_insn_end_basic_block, pre_insert_copy_insn,
12072 update_ld_motion_stores): Don't try to
12073 keep reg_set tables up to date.
12074 (pre_insert_copies): Use df insn LUIDs.
12075 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12076 (reg_set_info): Don't use extra bitmap argument.
12077 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12078 information to compute regs_set_in_block.
12079 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12080 (bypass_jumps): Don't use compute_sets and friends.
12082 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12085 * opts.c (undocumented_msg): Do not leave blank even with
12088 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12090 * c-decl.c (build_enumerator): Allow values folding to integer
12091 constants but not integer constant expressions with a pedwarn if
12094 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12097 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12098 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12099 type is an integer constant.
12101 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12104 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12107 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12110 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12111 with variably modified return type and no storage class
12112 specifiers, except for the case of nested functions. Distinguish
12113 extern declarations of functions with variably modified return
12114 types from those of objects with variably modified types.
12116 2009-04-25 Jan Hubicka <jh@suse.cz>
12118 * tree.c (list_equal_p): New function.
12119 * tree.h (list_equal_p): Declare.
12120 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12121 basic_block_def, basic_block, const_basic_block): New.
12122 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12123 (redirect_eh_edge): New function.
12124 (make_eh_edge_update_phi): EH edges are not abnormal.
12125 * except.c: Include tree-flow.h.
12126 (list_match): New function.
12127 (eh_region_replaceable_by_p): New function.
12128 (replace_region): New function.
12129 (hash_type_list): New function.
12130 (hash_eh_region): New function.
12131 (eh_regions_equal_p): New function.
12132 (merge_peers): New function.
12133 (remove_unreachable_regions): Verify EH tree when checking;
12135 (copy_eh_region_1): New function.
12136 (copy_eh_region): New function.
12137 (push_reachable_handler): New function.
12138 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12139 regions without label but with live RESX.
12140 * except.h (redirect_eh_edge_to_label): New.
12141 * tree-flow.h (redirect_eh_edge): New.
12142 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12143 basic_block_def, basic_block, const_basic_block): Remove.
12144 * Makefile.in (except.o): Add dependency on tree-flow.h
12145 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12146 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12149 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12152 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12153 on the destination of memcpy.
12155 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12157 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12158 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12159 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12161 2009-04-25 Jan Hubicka <jh@suse.cz>
12163 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12164 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12165 to be reached by different label than left.
12166 (update_eh_edges): Update comment; remove edge_to_remove if possible
12167 and return true if suceeded.
12168 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12169 (cleanup_eh): Compute sharing map.
12170 * except.c (remove_eh_handler_and_replace): Add argument if we should
12172 (remove_unreachable_regions): Update for label sharing.
12173 (label_to_region_map): Likewise.
12174 (get_next_region_sharing_label): New function.
12175 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12177 (remove_eh_handler): Update.
12178 (remove_eh_region_and_replace_by_outer_of): New function.
12179 * except.h (struct eh_region): Add next_region_sharing_label.
12180 (remove_eh_region_and_replace_by_outer_of,
12181 get_next_region_sharing_label): Declare.
12182 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12184 2009-04-25 Jan Hubicka <jh@suse.cz>
12186 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12187 insert code even if they are not critical.
12189 2009-04-25 Jan Hubicka <jh@suse.cz>
12191 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12192 (gimple_can_remove_branch_p): EH edges won't remove branch by
12194 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12195 updating of non-abnormal EH edges.
12196 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12197 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12198 (split_critical_edges): Split also edges where emitting code on them
12199 will lead to splitting later.
12201 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12202 H.J. Lu <hongjiu.lu@intel.com>
12205 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12206 the configured assembler supports fildq and fistpq mnemonics.
12207 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12208 * configure: Regenerated.
12209 * config.in: Ditto.
12211 * config/i386/i386.c (print_operand): Handle 'Z'.
12212 ['z']: Remove handling of special fild/fist suffixes.
12213 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12214 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12215 suffix of fild insn.
12216 (*floatsi<mode>2_vector_mixed): Ditto.
12217 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12218 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12219 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12220 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12221 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12223 2009-04-25 Ben Elliston <bje@au.ibm.com>
12225 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12226 the source of a set operation.
12228 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12230 * target.h (struct gcc_target): Add case_values_threshold field.
12231 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12232 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12233 * targhooks.c (default_case_values_threshold): New function.
12234 * targhooks.h (default_case_values_threshold): Declare function.
12235 * stmt.c (expand_case): Use case_values_threshold target hook.
12236 * expr.h (case_values_threshold): Remove declartation.
12237 * expr.c (case_values_threshold): Remove function.
12238 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12240 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12241 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12242 (avr_case_values_threshold): Declare as static.
12243 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12245 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12246 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12247 (mn10300_case_values_threshold): New function.
12249 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12251 * ira.c (setup_cover_and_important_classes): Add enum cast.
12253 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12255 * genpreds.c (write_enum_constraint_num): Output definition of
12256 CONSTRAINT_NUM_DEFINED_P macro.
12257 * ira.c (setup_cover_and_important_classes): Use
12258 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12260 2009-04-24 DJ Delorie <dj@redhat.com>
12262 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12263 __SH2A_SINGLE_ONLY__ also.
12265 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12267 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12268 (movdf_internal): Ditto.
12269 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12270 SFmode and DFmode constants.
12271 (ia64_print_operand): Add 'G' format for printing
12272 floating point constants.
12274 2009-04-24 Richard Guenther <rguenther@suse.de>
12276 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12277 from unsigned additions.
12279 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12281 * c-typeck.c (set_init_index): Allow array designators that are
12282 not integer constant expressions with a pedwarn if pedantic.
12284 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12286 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12287 zero if no overlap in nonzero bits between the operands.
12289 2009-04-24 Ian Lance Taylor <iant@google.com>
12291 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12292 (record_dead_and_set_regs): Likewise.
12293 * df.h (struct df_mw_hardreg): Change flags field to int.
12294 (struct df_base_ref): Likewise.
12295 (struct df): Change changeable_flags field to int.
12296 * df-scan.c (df_defs_record): Change clobber_flags to int.
12297 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12298 constants rather than #define macros.
12299 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12300 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12301 (enum dwarf_calling_convention): Likewise.
12302 (enum dwarf_line_number_x_ops): Likewise.
12303 (enum dwarf_call_frame_info): Likewise.
12304 (enum dwarf_source_language): Likewise.
12305 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12306 (add_calling_convention_attribute): Likewise.
12307 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12308 (combine_comparisons): Change compcode to int. Add cast to enum type.
12309 * genrecog.c (maybe_both_true_2): Change c to int.
12310 (write_switch): Likewise. Add cast to enum type.
12311 * gimplify.c (gimplify_omp_for): Handle return values from
12312 gimplify_expr using MIN rather than bitwise or.
12313 (gimplify_expr): Add cast to enum type.
12314 * ipa-prop.c (update_jump_functions_after_inlining): Change
12315 IPA_BOTTOM to IPA_JF_UNKNOWN.
12316 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12317 Add casts to enum type.
12318 (setup_cover_and_important_classes): Change cl to int. Add casts
12320 (setup_class_translate): Change cl and mode to int.
12321 (ira_init_once): Change mode to int.
12322 (free_register_move_costs): Likewise.
12323 (setup_prohibited_mode_move_regs): Add casts to enum type.
12324 * langhooks.c (add_builtin_function_common): Rework assertion that
12325 value fits bitfield.
12326 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12327 * omega.c (omega_do_elimination): Avoid math on enum types.
12328 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12329 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12330 int local to handle integral_argment value.
12331 * regmove.c (try_auto_increment): Change PUT_MODE to
12333 * reload.c (push_secondary_reload): Add casts to enum type.
12334 (secondary_reload_class, find_valid_class): Likewise.
12335 * reload1.c (emit_input_reload_insns): Likewise.
12336 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12337 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12338 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12340 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12341 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12343 (expand_complex_libcall): Add casts to enum type.
12344 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12345 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12346 with ERROR_MARK, not NUM_TREE_CODES.
12347 (vect_create_epilog_for_reduction): Likewise.
12348 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12349 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12350 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12352 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12353 vect_unused_in_loop. Change 0 to loop_vect.
12354 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12355 * var-tracking.c (get_init_value): Change return type to enum
12357 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12358 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12360 (arm_override_options): Add casts to enum type.
12361 (arm_emit_tls_decoration): Likewise.
12362 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12364 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12365 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12366 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12368 * config/s390/s390.c (code_for_builtin_64): Change to array of
12370 (code_for_builtin_31): Likewise.
12371 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12373 * config/sparc/sparc.c (sparc_override_options): Change value
12374 field in struct code_model to enum cmodel. In initializer change
12375 0 to NULL and add cast to enum type.
12377 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12378 Change all callers. Issue a -Wc++-compat warning using
12379 lhs_origtype if necessary.
12380 (convert_for_assignment): Issue -Wc++-compat warnings about
12381 invalid conversions to enum type on assignment.
12382 * c-common.h (build_modify_expr): Update declaration.
12384 2009-04-24 Nick Clifton <nickc@redhat.com>
12386 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12387 (function_arg_advance): Likewise.
12388 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12391 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12393 * config/s390/constraints.md ('I', 'J'): Fix condition.
12395 2009-04-24 Diego Novillo <dnovillo@google.com>
12397 * gengtype-parse.c (parse_error): Add newline after message.
12399 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12401 * config/i386/sse.md (avxmodesuffixs): Removed.
12402 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12403 (*avx_pinsr<ssevecsize>): This.
12405 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12407 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12408 follow chains of regs with a single definition, and allow expressions
12409 that are function_invariant_p.
12410 (simple_rhs_p): Allow expressions that are function_invariant_p.
12412 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12414 PR middle-end/39867
12415 * fold-const.c (fold_cond_expr_with_comparison): When folding
12416 > and >= to MAX, make sure the MAX uses the same type as the
12417 comparison's operands.
12419 2009-04-24 Nick Clifton <nickc@redhat.com>
12421 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12422 addressing for DImode accesses.
12423 (frv_print_operand_address): Handle PLUS case.
12424 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12426 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12428 PR rtl-optimization/39794
12429 * alias.c (canon_true_dependence): Add x_addr argument.
12430 * rtl.h (canon_true_dependence): Adjust prototype.
12431 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12432 * cselib.c (cselib_invalidate_mem): Likewise.
12433 * gcse.c (compute_transp): Likewise.
12434 * dse.c (scan_reads_nospill): Likewise.
12435 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12436 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12437 canon_base_addr of the group, plus optional offset.
12438 (struct group_info): Rename canon_base_mem to
12440 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12441 canon_rtx of base_mem.
12443 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12445 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12446 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12448 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12450 * config/spu/spu-builtins.h: Delete file.
12452 * config/spu/spu.h (enum spu_builtin_type): Move here from
12454 (struct spu_builtin_description): Likewise. Add GTY marker.
12455 Do not use enum spu_function_code or enum insn_code.
12456 (spu_builtins): Add extern declaration.
12458 * config/spu/spu.c: Do not include "spu-builtins.h".
12459 (enum spu_function_code, enum spu_builtin_type_index,
12460 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12461 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12462 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12463 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12464 (spu_builtin_types): Make static. Add GTY marker.
12465 (spu_builtins): Add extern declaration with GTY marker.
12466 Include "gt-spu.h".
12468 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12469 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12470 Check programmatically whether all parameters are scalar.
12472 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12474 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12476 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12477 assignment from the constructor either if the target is volatile.
12479 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12481 * config/arm/arm.md (insv): Do not share operands[0].
12483 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12485 * config/vxlib-tls.c (active_tls_threads): Delete.
12486 (delete_hook_installed): New.
12487 (tls_delete_hook): Don't delete the delete hook.
12488 (tls_destructor): Delete it here.
12489 (__gthread_set_specific): Adjust installing the delete hook.
12490 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12491 __gthread_leave_tsd_dtor_context.
12493 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12495 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12497 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12499 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12501 (alpha_rtx_costs): Ditto.
12502 (emit_unlikely_jump): Use add_reg_note.
12503 (emit_frame_store_1): Ditto.
12504 (alpha_expand_prologue): Ditto.
12505 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12506 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12508 2009-04-23 Nick Clifton <nickc@redhat.com>
12510 * config/v850/v850.md (epilogue): Remove suppressed code.
12511 (return): Rename to return_simple and remove test of frame size.
12512 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12513 to gen_return_simple.
12515 2009-04-22 Jing Yu <jingyu@google.com>
12518 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12520 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12523 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12524 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12525 value is a VECTOR_CST, the element type is the element type of the
12528 2009-04-22 DJ Delorie <dj@redhat.com>
12530 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12532 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12534 * alias.c (find_base_term): Move around LO_SUM case, so that
12535 CONST falls through into PLUS/MINUS handling.
12538 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12539 into 0, use omit_one_operand.
12541 2009-04-23 Ben Elliston <bje@au.ibm.com>
12543 * config/rs6000/linux-unwind.h (get_regs): Remove type
12544 puns. Change the type of `pc' to an array of unsigned ints and
12545 update all users. Constify frame24.
12547 2009-04-22 DJ Delorie <dj@redhat.com>
12549 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12550 declarations before code.
12551 (current_function_special_page_vector): Likewise.
12552 (m32c_expand_insv): Silence a warning.
12554 2009-04-21 Taras Glek <tglek@mozilla.com>
12556 * alias.c: Update GTY annotations to new syntax.
12557 * basic-block.h: Likewise.
12558 * bitmap.h: Likewise.
12559 * c-common.h: Likewise.
12560 * c-decl.c: Likewise.
12561 * c-parser.c: Likewise.
12562 * c-pragma.c: Likewise.
12563 * c-tree.h: Likewise.
12564 * cfgloop.h: Likewise.
12565 * cgraph.h: Likewise.
12566 * config/alpha/alpha.c: Likewise.
12567 * config/arm/arm.h: Likewise.
12568 * config/avr/avr.h: Likewise.
12569 * config/bfin/bfin.c: Likewise.
12570 * config/cris/cris.c: Likewise.
12571 * config/darwin.c: Likewise.
12572 * config/frv/frv.c: Likewise.
12573 * config/i386/i386.c: Likewise.
12574 * config/i386/i386.h: Likewise.
12575 * config/i386/winnt.c: Likewise.
12576 * config/ia64/ia64.h: Likewise.
12577 * config/iq2000/iq2000.c: Likewise.
12578 * config/mips/mips.c: Likewise.
12579 * config/mmix/mmix.h: Likewise.
12580 * config/pa/pa.c: Likewise.
12581 * config/pa/pa.h: Likewise.
12582 * config/rs6000/rs6000.c: Likewise.
12583 * config/s390/s390.c: Likewise.
12584 * config/sparc/sparc.c: Likewise.
12585 * config/xtensa/xtensa.c: Likewise.
12586 * cselib.h: Likewise.
12587 * dbxout.c: Likewise.
12588 * dwarf2out.c: Likewise.
12589 * except.c: Likewise.
12590 * except.h: Likewise.
12591 * fixed-value.h: Likewise.
12592 * function.c: Likewise.
12593 * function.h: Likewise.
12594 * gimple.h: Likewise.
12595 * integrate.c: Likewise.
12596 * optabs.c: Likewise.
12597 * output.h: Likewise.
12598 * real.h: Likewise.
12600 * stringpool.c: Likewise.
12601 * tree-data-ref.c: Likewise.
12602 * tree-flow.h: Likewise.
12603 * tree-scalar-evolution.c: Likewise.
12604 * tree-ssa-address.c: Likewise.
12605 * tree-ssa-alias.h: Likewise.
12606 * tree-ssa-operands.h: Likewise.
12607 * tree.c: Likewise.
12608 * tree.h: Likewise.
12609 * varasm.c: Likewise.
12610 * varray.h: Likewise.
12612 * coretypes.h: Do not define GTY macro if it is already defined.
12613 * doc/gty.texi: Update GTY documentation to new syntax.
12614 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12615 annotations on structs.
12616 * gengtype-parse.c: Likewise.
12618 2009-04-22 Mark Heffernan <meheff@google.com>
12620 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12622 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12624 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12627 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12629 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12630 the same as a PLUS without a shift. Increase the cost of a
12633 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12635 * Makefile.in: Update dependencies.
12636 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12637 * errors.h: Remove bogus comment about compatibility.
12638 (warning): Update declaration.
12639 * genautomata.c: Update all calls to warning.
12640 * gimple.c: Do not include errors.h. Include toplev.h.
12641 * tree-ssa-structalias.c: Do not include errors.h.
12642 * omega.c: Likewise.
12643 * tree-ssa-reassoc.c: Likewise.
12644 * config/spu/spu-c.c: Likewise.
12645 * config/spu/t-spu-elf: Update dependencies.
12647 2009-04-22 Richard Guenther <rguenther@suse.de>
12649 PR tree-optimization/39824
12650 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12651 make sure the types are compatible.
12653 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12656 * c-common.c (c_parse_error): Take a token_flags parameter.
12657 Use token_type for the token type instead.
12658 Pass token_flags to cpp_type2name.
12659 * c-common.h (c_parse_error): Update declaration.
12660 * c-parser.c (c_parser_error): Pass 0 as token flags.
12662 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12664 PR rtl-optimization/39580
12665 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12667 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12669 * function.c (expand_function_end): Do not emit a jump to the "naked"
12670 return label for fall-through returns.
12671 * except.c (sjlj_emit_function_exit): Always place the call to the
12672 unregister function at the location installed by expand_function_end.
12674 2009-04-22 Richard Guenther <rguenther@suse.de>
12676 PR tree-optimization/39845
12677 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12678 (gen_inbound_check): Likewise.
12680 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12682 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12684 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12685 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12687 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12689 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12690 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12691 shift counts to avoid out-of-bounds array accesses.
12693 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12695 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12696 (Pmode): Move above.
12698 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12700 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12701 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12702 GET_CODE macro. Use IN_RANGE macro where appropriate.
12703 * config/alpha/alpha.h: Ditto.
12704 * config/alpha/alpha.md: Ditto.
12705 * config/alpha/constraints.md: Ditto.
12706 * config/alpha/predicates.md: Ditto.
12708 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12710 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12711 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12712 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12713 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12714 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12715 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12716 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12717 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12718 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12719 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12720 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12721 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12722 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12723 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12724 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12725 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12726 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12727 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12728 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12729 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12730 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12731 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12732 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12733 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12734 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12735 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12736 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12738 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12740 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12741 references from comments.
12742 * cfgbuild.c: (count_basic_blocks): Delete.
12743 (find_basic_blocks_1): Delete.
12744 (find_basic_blocks): Delete.
12745 * except.c (finish_eh_generation): Make static. Move comment from
12746 except.h here. Remove find_basic_blocks references from comments.
12747 * except.h (finish_eh_generation): Delete.
12748 * basic-block.h (find_basic_blocks): Delete.
12749 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
12751 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
12753 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
12754 (sdbout_parms): Likewise.
12756 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12758 * config/sh/sh.c (prepare_cbranch_operands): Use
12759 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
12760 (expand_cbranchdi4): Likewise.
12761 (from_compare): Add cast to enum type.
12762 (expand_cbranchsi4): Use add_reg_note.
12763 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
12764 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
12765 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
12766 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12767 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
12768 instead of CODE_FOR_nothing.
12769 (cbranchdi4): Likewise. Fix the order of arguments for
12771 (push_fpscr): Use add_reg_note.
12772 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
12773 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
12775 2009-04-21 Joseph Myers <joseph@codesourcery.com>
12777 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
12778 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12779 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12780 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
12781 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
12782 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
12783 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
12784 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
12785 config/alpha/x-vms, config/arc/t-arc,
12786 config/arm/README-interworking, config/arm/arm-c.c,
12787 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
12788 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
12789 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
12790 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
12791 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
12792 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
12793 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
12794 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
12795 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
12796 config/cris/t-elfmulti, config/crx/t-crx,
12797 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
12798 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
12799 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
12800 config/h8300/t-h8300, config/i386/athlon.md,
12801 config/i386/darwin-libgcc.10.4.ver,
12802 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
12803 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
12804 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
12805 config/i386/t-linux64, config/i386/t-nwld,
12806 config/i386/t-rtems-i386, config/i386/t-sol2-10,
12807 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
12808 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
12809 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
12810 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
12811 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
12812 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
12813 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
12814 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
12815 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
12816 config/m68k/t-uclinux, config/mcore/t-mcore,
12817 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
12818 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
12819 config/mips/crtn.asm, config/mips/irix-crti.asm,
12820 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
12821 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
12822 config/mips/mips-fixed.md, config/mips/sb1.md,
12823 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
12824 config/mips/t-iris6, config/mips/t-isa3264,
12825 config/mips/t-libgcc-mips16, config/mips/t-linux64,
12826 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
12827 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
12828 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
12829 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
12830 config/mn10300/t-linux, config/mn10300/t-mn10300,
12831 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
12832 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
12833 config/picochip/libgccExtras/clzsi2.asm,
12834 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
12835 config/rs6000/darwin-libgcc.10.4.ver,
12836 config/rs6000/darwin-libgcc.10.5.ver,
12837 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
12838 config/rs6000/t-aix43, config/rs6000/t-aix52,
12839 config/rs6000/t-darwin, config/rs6000/t-fprules,
12840 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
12841 config/rs6000/t-lynx, config/rs6000/t-netbsd,
12842 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
12843 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
12844 config/rs6000/t-rtems, config/rs6000/t-spe,
12845 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
12846 config/score/t-score-elf, config/sh/divcost-analysis,
12847 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
12848 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
12849 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
12850 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
12851 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
12852 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
12853 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
12854 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
12855 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
12856 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
12857 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
12858 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
12859 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
12860 limitx.h, version.c, xcoff.h: Add copyright and license notices.
12861 * config/h8300/genmova.sh: Include copyright and license notices
12862 in generated output.
12863 * config/h8300/mova.md: Regenerate.
12864 * doc/install.texi2html: Include word "Copyright" in copyright
12865 notice and use name "Free Software Foundation, Inc.".
12866 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
12867 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
12868 ChangeLog-2007, ChangeLog-2008: Correct dates.
12870 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
12872 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
12873 NE_EXPR operations as well.
12874 * c-parser.c (c_parser_condition): Do not set location information on
12876 (c_parser_conditional_expression): Likewise.
12877 (c_parser_binary_expression): Set location information on operators.
12878 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
12879 TRUTH_NOT_EXPR has been folded.
12880 * fold-const.c (fold_truth_not_expr): Copy location information from
12881 the incoming expression to the outgoing one.
12882 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
12883 recursive calls on the LHS of the operator but pass that of the
12884 operator to recursive calls on the RHS of the operator. Set it
12886 (shortcut_cond_expr): Set the locus of the operator on the second
12887 COND_EXPR and that of the expression on the first in degenerate cases.
12888 Pass the locus of the expression to calls to shortcut_cond_r.
12889 Set the locus of the 'then' block on the associated jump, if any.
12890 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12891 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12892 expression to call to gimplify_boolean_expr.
12894 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12896 * config.gcc: Add additional configuration for
12897 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12898 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12899 (CPP_SPEC): Redefine for allowing -municode option.
12900 (STARTFILE_SPEC): Likewise.
12901 * config/i386/t-mingw-w64: New.
12902 * config/i386/mingw-w64.opt: New.
12903 (municode): Add new target option.
12904 * doc/invoke.texi (municode): Add documentation for new option.
12906 2009-04-21 Ian Lance Taylor <iant@google.com>
12908 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12909 Correct test for number of arguments.
12910 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12912 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12914 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12915 argument of emit_library_call.
12917 2009-04-21 Richard Guenther <rguenther@suse.de>
12919 PR middle-end/39829
12920 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12921 inside VIEW_CONVERT_EXPRs.
12923 2009-04-21 Martin Jambor <mjambor@suse.cz>
12925 * tree-switch-conversion.c (build_constructors): Split a long line.
12926 (constructor_contains_same_values_p): New function.
12927 (build_one_array): Create assigns of constants if possible, do not
12928 call mark_sym_for_renaming, call update_stmt.
12929 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12930 make_rename_temp. Do not call mark_symbols_for_renaming, call
12932 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12933 find_new_referenced_vars, call update_stmt.
12934 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12935 instead of calling make_rename_temp. Do not call
12936 find_new_referenced_vars or mark_symbols_for_renaming, call
12939 2009-04-21 Richard Guenther <rguenther@suse.de>
12941 PR tree-optimization/39827
12942 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12943 (tree_ssa_phiprop): Pass the correct array size.
12945 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12947 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12949 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12952 * c-typeck.c (lvalue_p): Move declaration ...
12953 * c-common.h (lvalue_p): ... to here.
12954 * c-common.c (candidate_equal_p): New.
12955 (add_tlist): Use it.
12956 (merge_tlist): Use it.
12957 (warn_for_collisions_1): Likewise.
12958 (warning_candidate_p): Accept more candidates.
12959 (verify_tree): A warning candidate can be an expression. Use
12962 2009-04-21 Ben Elliston <bje@au.ibm.com>
12965 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12966 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12967 options. Remove -mcall-solaris documentation.
12969 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12972 * doc/invoke.texi (-Wlong-long): Update description.
12973 * c-lex (interpret_integer): Only warn if there was no previous
12974 overflow and -Wlong-long is enabled.
12975 * c-decl.c (declspecs_add_type): Drop redundant flags.
12976 * c.opt (Wlong-long): Init to -1.
12977 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12978 and front-end warn_long_long. Wlong-long only depends on other
12979 flags if it is uninitialized.
12980 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12981 the same for CPP and FE.
12982 (restore_extension_diagnostics): Likewise.
12984 2009-04-20 Ian Lance Taylor <iant@google.com>
12986 Fix enum conversions which are invalid in C++:
12987 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12988 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12989 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12990 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12991 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12992 (dbxout_parms): Likewise.
12993 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12994 (df_clear_flags): Likewise.
12995 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12996 top_flag parameter to int.
12997 (df_chain_create_bb_process_use): Likewise.
12998 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13000 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13001 (df_ref_create_structure, df_def_record_1): Likewise.
13002 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13003 (df_notes_rescan): Change 0 to VOIDmode in function call.
13004 (df_get_call_refs, df_insn_refs_collect): Likewise.
13005 (df_bb_regs_collect): Likewise.
13006 (df_entry_block_defs_collect): Likewise.
13007 (df_exit_block_uses_collect): Likewise.
13008 * df.h: Update declarations.
13009 * double-int.c (double_int_divmod): Add cast to enum type.
13010 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13011 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13012 (based_loc_descr): Likewise.
13013 (loc_descriptor_from_tree_1): Change first_op and second_op to
13014 enum dwarf_location_atom. Add cast to enum type.
13015 * expmed.c (init_expmed): Change 0 to SET in function call.
13016 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13017 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13018 (do_store_flag): Likewise.
13019 * fixed-value.h (struct fixed_value): Change mode to enum
13021 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13022 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13024 (insert_insn_decl, insert_decl, insert_state): Likewise.
13025 (automata_list_finish): Likewise.
13026 * genrecog.c (process_define_predicate): Add cast to enum type.
13027 * gensupport.c (init_predicate_table): Add cast to enum type.
13028 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13030 (gimple_build_call_1, gimple_build_label): Likewise.
13031 (gimple_build_goto, gimple_build_asm_1): Likewise.
13032 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13033 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13034 (enum fallback): Rename from enum fallback_t.
13035 (fallback_t): Typedef as int.
13036 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13037 GSI_SAME_STMT in function call.
13038 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13040 (setup_reg_class_relations): Likewise.
13041 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13042 (setup_prohibited_class_mode_regs): Add cast to enum type.
13043 (setup_prohibited_mode_move_regs): Likewise.
13044 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13045 (record_address_regs): Change i to enum reg_class.
13046 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13047 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13048 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13049 (GET_MODE_2XWIDER_MODE): Likewise.
13050 (GET_CLASS_NARROWEST_MODE): Likewise.
13051 * omp-low.c (expand_omp_for): Add cast to enum type.
13052 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13053 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13054 * postreload.c (reload_cse_simplify_operands): Change rclass local
13056 * predict.c (combine_predictions_for_insn): Change best_predictor
13057 and predictor to enum br_predictor.
13058 (combine_predictions_for_bb): Likewise.
13059 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13060 use SET_PREDICT_EXPR_OUTCOME.
13061 * real.c (real_arithmetic): Change icode to code in function call.
13062 * reginfo.c (init_move_cost): Add casts to enum type.
13063 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13064 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13066 * reload.c (find_valid_class): Add casts to enum type.
13067 (push_reload): Change 0 to NO_REGS in function call.
13068 (find_reloads): Change this_alternative to array of enum
13069 reg_class. Remove some now-unnecessary casts.
13070 (make_memloc): Change 0 to VOIDmode in function call.
13071 * reload1.c (reload): Change 0 to VOIDmode in function call.
13072 (eliminate_regs_1, elimination_effects): Likewise.
13073 (eliminate_regs_in_insn): Likewise.
13074 (emit_input_reload_insns): Add cast to enum type.
13075 (delete_output_reload): Change 0 to VOIDmode in function call.
13076 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13077 to enum type in function call.
13078 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13079 (SET_PREDICT_EXPR_OUTCOME): Define.
13080 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13081 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13082 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13083 (dump_function): Likewise.
13084 * tree-dump.h: Update declarations.
13085 * tree-pass.h: Update declarations.
13086 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13087 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13089 (arm_rtx_costs_1): Correct parenthesization.
13090 (arm_rtx_costs): Add casts to enum type.
13091 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13092 (vfp_emit_fstmd): Use add_rg_note.
13093 (emit_multi_reg_push, emit_sfm): Likewise.
13094 (thumb_set_frame_pointer): Likewise.
13095 (arm_expand_prologue): Likewise.
13096 (arm_regno_class): Change return type to enum reg_class.
13097 (thumb1_expand_prologue): Use add_reg_note.
13098 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13099 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13101 * config/arm/gentune.sh: Add cast to enum type.
13102 * config/arm/arm-tune.md: Rebuild.
13103 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13104 (ix86_split_fp_branch, predict_jump): Likewise.
13105 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13106 insn_code to enum rtx_code.
13107 (ix86_builtin_vectorized_function): Add cast to enum type.
13108 * config/i386/i386.md (truncdfsf2): Change slot to enum
13110 (truncxf<mode>2, isinf<mode>2): Likewise.
13111 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13113 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13114 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13115 (insert_bundle_state): Change 1 to INSERT in function call.
13116 (ia64_add_bundle_selector_before): Likewise.
13117 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13118 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13119 (restore_stack_nonlocal): Likewise.
13120 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13122 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13124 (mips_rtx_costs): Likewise.
13125 (mips_override_options): Add casts to enum type.
13126 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13128 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13129 (store_reg, set_reg_plus_d): Likewise.
13130 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13131 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13133 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13135 (emit_unlikely_jump): Use add_reg_note.
13136 (rs6000_emit_allocate_stack): Likewise.
13137 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13138 (output_toc): Change 1 to INSERT in function call.
13139 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13140 (rs6000_initialize_trampoline): Likewise.
13141 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13143 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13144 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13145 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13146 (save_gprs): Use add_reg_note.
13147 (s390_emit_prologue): Likewise.
13148 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13149 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13150 (sparc_fold_builtin): Add cast to enum type.
13151 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13153 (spu_expand_prologue): Use add_reg_note.
13154 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13156 2009-04-20 Ian Lance Taylor <iant@google.com>
13158 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13159 (c_parser_postfix_expression_after_primary): Get VEC for list of
13160 arguments. Get original types of arguments. Call
13161 build_function_call_vec.
13162 (cached_expr_list_1, cached_expr_list_2): New static variables.
13163 (c_parser_expr_list): Change return type to VEC *. Add
13164 p_orig_types parameter. Change all callers.
13165 (c_parser_release_expr): New static function.
13166 (c_parser_vec_to_tree_list): New static function.
13167 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13168 call build_function_call_vec.
13169 (build_function_call_vec): New function, based on old
13170 build_function_call.
13171 (convert_arguments): Remove nargs and argarray parameters. Change
13172 values to a VEC. Add origtypes parameter.
13173 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13174 (convert_for_assignment): Add origtype parameter. Change all
13175 callers. If warn_cxx_compat, check for conversion to an enum
13176 type when calling a function.
13177 (store_init_value): Add origtype parameter. Change all callers.
13178 (digest_init): Likewise.
13179 (struct init_node): Add origtype field.
13180 (add_pending_init): Add origtype parameter. Change all callers.
13181 (output_init_element): Likewise.
13182 (output_pending_init_elements): Pass origtype from init_node to
13183 output_init_element.
13184 (process_init_element): Pass origtype from c_expr to
13185 output_init_element.
13186 (c_finish_return): Add origtype parameter. Change all callers.
13187 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13189 (sync_resolve_params): Likewise.
13190 (sync_resolve_return): Change params to first_param. Change caller.
13191 (resolve_overloaded_builtins): Change params to VEC *. Change
13192 callers. Save first parameter around call to build_function_call_vec.
13193 * c-decl.c (finish_decl): Add origtype parameter. Change all
13194 callers. Call build_function_call_vec rather than
13195 build_function_call for cleanup.
13196 * c-tree.h: Update declarations.
13197 * c-common.h: Update declarations.
13198 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13199 params to first_param.
13200 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13201 params parameter from tree to void *.
13202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13203 Change arglist parameter to have type void *, and to be a pointer
13205 * config/rs6000/rs6000-protos.h
13206 (altivec_resolve_overloaded_builtin): Update declaration.
13207 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13208 fnargs parameter to have type void *, and to be a pointer to a
13209 VEC. Call build_function_call_vec instead of
13210 build_function_call.
13211 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13213 2009-04-20 Joey Ye <joey.ye@intel.com>
13214 Xuepeng Guo <xuepeng.guo@intel.com>
13215 H.J. Lu <hongjiu.lu@intel.com>
13217 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13219 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13220 (IX86_LEA_PRIORITY): Likewise.
13221 (distance_non_agu_define): New function.
13222 (distance_agu_use): Likewise.
13223 (ix86_lea_for_add_ok): Likewise.
13224 (ix86_dep_by_shift_count): Likewise.
13226 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13227 should split for LEA.
13229 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13231 (ix86_dep_by_shift_count): Likewise.
13233 2009-04-20 Richard Guenther <rguenther@suse.de>
13235 * expr.c (handled_component_p): Move ...
13236 * tree.h (handled_component_p): ... here.
13237 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13238 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13239 and REALPART_EXPR to be in one group.
13241 2009-04-20 Richard Guenther <rguenther@suse.de>
13243 * basic-block.h (get_all_dominated_blocks): Declare.
13244 * dominance.c (get_all_dominated_blocks): New function.
13245 * tree-cfg.c (get_all_dominated_blocks): Remove.
13246 (remove_edge_and_dominated_blocks): Adjust.
13247 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13248 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13249 instead of recursing.
13251 2009-04-20 Doug Kwan <dougkwan@google.com>
13253 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13254 (struct cgraph_node_set_def): New type.
13255 (cgraph_node_set) New type. Also declare vector functions.
13256 (struct cgraph_node_set_element_def): New type.
13257 (cgraph_node_set_element): Ditto.
13258 (cgraph_node_set_iterator): New iterator type.
13259 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13260 cgraph_node_set_remove, dump_cgraph_node_set,
13261 debug_cgraph_node_set): New prototypes.
13262 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13263 cgraph_node_set_size): New inlines.
13264 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13265 including cgraph.h.
13266 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13267 argument to function 'write_summary'.
13268 * ipa.c: Include ggc.h.
13269 (hash_cgraph_node_set_element,
13270 eq_cgraph_node_set_element, cgraph_node_set_new,
13271 cgraph_node_set_add, cgraph_node_set_remove,
13272 cgraph_node_set_find, dump_cgraph_node_set,
13273 debug_cgraph_node_set): New functions.
13274 * Makefile.in (ipa.o): Add dependency on GGC_H.
13276 2009-04-20 Ira Rosen <irar@il.ibm.com>
13278 PR tree-optimization/39675
13279 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13280 check of the return code of vect_schedule_slp. Check that
13281 stmt_vec_info still exists for the statement, before checking its
13282 vectorization type.
13284 2009-04-20 Michael Matz <matz@suse.de>
13286 * Makefile.in (generated_files): Take out $(simple_generated_c).
13288 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13290 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13291 (UINTPTR_TYPE): Likewise.
13293 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13296 * c-typeck.c (digest_init): Check for initializing an array with a
13299 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13302 * c-semantics.c (pop_stmt_list): Propagate
13303 STATEMENT_LIST_HAS_LABEL to parent statement list.
13305 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13307 * config/mips/mips.h (mips_tune_attr): New macro.
13308 * config/mips/mips.md (cpu): Use it.
13310 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13313 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13316 2009-04-19 Diego Novillo <dnovillo@google.com>
13318 * toplev.c (compile_file): Move call to coverage_finish ...
13319 * cgraphunit.c (ipa_passes): ... here.
13320 Call cgraph_process_new_functions.
13321 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13322 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13324 2009-04-19 Jan Hubicka <jh@suse.cz>
13326 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13328 (dump_cgraph_node): Dump can throw external flag.
13329 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13331 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13335 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13336 * common.opt (Wlogical-op): Move from here...
13337 * c.opt (Wlogical-op): ... to here.
13338 * c-typeck.c (parser_build_binary_op): Update call to
13339 warn_logical_operator.
13340 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13342 * c-common.c (warn_logical_op): Update.
13343 * c-common.h (warn_logical_op): Update declaration.
13345 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13347 * tree.c (protected_set_expr_location): Fix formatting.
13349 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13352 * c-typeck.c (readonly_warning): new.
13353 (build_unary_op, build_modify_expr): Use readonly_warning for
13354 storing into something readonly but not const-qualified.
13356 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13359 * c-typeck.c (build_unary_op): Check for taking address of
13360 expression of type void.
13362 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13365 * c-typeck.c (build_function_call): Check for calling a function
13366 with qualified void return types. Call require_complete_type when
13369 2009-04-18 Jan Hubicka <jh@suse.cz>
13371 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13373 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13374 can_throw_external flag.
13375 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13376 * ipa-pure-const.c (ignore_edge): New function.
13377 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13378 only over can_throw_external edges.
13379 (local_pure_const): Add nothrow flag.
13380 * ipa-utils.c (searchc): Add ignore_edge callback.
13381 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13382 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13383 (set_nothrow_function_flags): Update cgraph.
13384 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13386 2009-04-18 Richard Guenther <rguenther@suse.de>
13388 PR middle-end/39804
13389 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13390 (fold_stmt): ... this and ...
13391 (fold_stmt_inplace): ... this.
13392 (fold_stmt_1): Fold references in calls and asms.
13393 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13395 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13397 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13398 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13400 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13402 * tree.c (function_args_count): Remove.
13403 * tree.h: Remove the prototype for function_args_count.
13405 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13407 * tree-iterator.c (expr_only): Remove.
13408 * tree.h: Remove the prototype for expr_only.
13410 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13412 * reginfo.c (cannot_change_mode_set_regs): Remove.
13413 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13415 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13417 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13418 whether operands 0 and 1 overlaps.
13420 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13422 PR middle-end/36902
13423 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13424 pointer. Use warning_at instead of warning.
13425 (search_for_addr_array): Likewise.
13426 (check_array_bounds): Likewise.
13427 (check_all_array_refs): Check that the incoming edge is not in the
13428 list of edges to be removed.
13429 (check_all_array_refs): Avoid the temporal pointer.
13430 (vrp_visit_cond_stmt): Fix typo.
13431 (simplify_switch_using_ranges): Handle the case where the switch
13432 index is an integer constant.
13434 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13436 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13438 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13440 * doc/extend.texi, doc/invoke.texi: Fix typos.
13442 2009-04-17 Cary Coutant <ccoutant@google.com>
13444 * tree-flow-inline.h (get_lineno): Fix inverted test.
13446 2009-04-17 Diego Novillo <dnovillo@google.com>
13448 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13449 assertion for AVAIL_OUT.
13451 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13454 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13455 * config/sh/linux-atomic.asm: Likewise.
13457 2009-04-17 Diego Novillo <dnovillo@google.com>
13459 * except.c (debug_eh_tree): New.
13460 (struct eh_region, struct eh_status): Move ...
13461 * except.h: ... here.
13462 (add_type_for_runtime): Declare extern.
13463 (lookup_type_for_runtime): Likewise.
13464 (debug_eh_tree): Declare.
13465 * Makefile.in (GTFILES): List except.h before except.c
13467 2009-04-17 Diego Novillo <dnovillo@google.com>
13469 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13470 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13471 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13472 (find_vars_r): ... here.
13473 * tree-flow.h (find_referenced_vars_in): Declare.
13474 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13475 that AVAIL_OUT exists for BLOCK.
13476 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13477 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13478 (tree-parloops.o): Likewise.
13480 2009-04-17 Simon Baldwin <simonb@google.com>
13482 * toplev.c (default_tree_printer): Add handling for %E format.
13484 2009-04-17 Diego Novillo <dnovillo@google.com>
13486 * tree-pretty-print.c (dump_generic_node): Add break after
13487 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13488 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13489 FUNCTION_TYPE together. Call print_struct_decl when printing
13490 structures and TDF_SLIM is not given.
13491 (print_struct_decl): Fix logic for detecting recursion.
13493 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13496 * gcc.c (create_at_file): New.
13497 (compile_input_file_p): New.
13498 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13499 * main.c (main): Update call to toplev_main.
13500 * toplev.c (toplev_main): Change signature. Call expandargv.
13501 * toplev.h (toplev_main): Change signature.
13503 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13505 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13506 if the latter is not constant.
13508 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13510 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13512 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13514 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13515 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13517 2009-04-17 Richard Guenther <rguenther@suse.de>
13519 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13520 Handle component references view-converting an invariant address.
13522 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13524 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13525 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13526 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13527 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13528 Use @deftypevr rather than @deftypevar.
13530 2009-04-17 Richard Guenther <rguenther@suse.de>
13532 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13533 (get_prop_source_stmt): Likewise.
13534 (can_propagate_from): Likewise.
13536 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13538 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13539 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13540 (--with-multilib-list): Add default value.
13541 * configure: Regenerate.
13542 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13543 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13544 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13545 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13546 Don't add default cpu to multilib list unnecessarily, but do enable
13547 the relevant compiler option..
13548 Add support for --with-multilib-list=<blank> and
13549 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13550 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13551 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13552 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13553 TM_MULTILIB_CONFIG.
13554 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13555 (MULTILIB_OSDIRNAMES): New variable.
13556 * config/sh/t-1e: Delete file.
13557 * config/sh/t-mlib-sh1: Delete file.
13558 * config/sh/t-mlib-sh2: Delete file.
13559 * config/sh/t-mlib-sh2a: Delete file.
13560 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13561 * config/sh/t-mlib-sh2a-single: Delete file.
13562 * config/sh/t-mlib-sh2a-single-only: Delete file.
13563 * config/sh/t-mlib-sh2e: Delete file.
13564 * config/sh/t-mlib-sh3e: Delete file.
13565 * config/sh/t-mlib-sh4: Delete file.
13566 * config/sh/t-mlib-sh4-nofpu: Delete file.
13567 * config/sh/t-mlib-sh4-single: Delete file.
13568 * config/sh/t-mlib-sh4-single-only: Delete file.
13569 * config/sh/t-mlib-sh4a: Delete file.
13570 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13571 * config/sh/t-mlib-sh4a-single: Delete file.
13572 * config/sh/t-mlib-sh4a-single-only: Delete file.
13573 * config/sh/t-mlib-sh4al: Delete file.
13574 * config/sh/t-mlib-sh5-32media: Delete file.
13575 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13576 * config/sh/t-mlib-sh5-64media: Delete file.
13577 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13578 * config/sh/t-mlib-sh5-compact: Delete file.
13579 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13580 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13581 * doc/install.texi (Options specification): Add
13582 --with-multilib-list and --with-endian.
13584 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13586 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13588 (OBJS-common): Add plugin-version.o.
13589 (plugin-version.o): New.
13590 * gcc-plugin.h (plugin_gcc_version): New.
13591 (plugin_default_version_check): New.
13592 (plugin_init_func, plugin_init): Add version argument.
13593 * plugin-version.c: New.
13594 * plugin.c (str_plugin_gcc_version_name): New.
13595 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13596 pass it to the init function.
13597 (plugin_default_version_check): New.
13599 2009-04-17 Richard Guenther <rguenther@suse.de>
13601 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13602 for decl-vs-decl disambiguation.
13604 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13606 * config/s390/s390.h (s390_tune_attr): New macro definition.
13607 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13609 2009-04-17 Richard Guenther <rguenther@suse.de>
13611 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13612 (fold_stmt_r): Likewise.
13613 (maybe_fold_reference): New function.
13614 (fold_gimple_assign): Handle cases fold_stmt_r did.
13615 (fold_stmt): Do not use fold_stmt_r.
13616 (fold_stmt_inplace): Likewise.
13618 2009-04-17 Richard Guenther <rguenther@suse.de>
13620 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13621 (record_equivalences_from_stmt): Remove useless checks and
13623 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13624 the type is already suitable.
13626 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13628 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13630 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13632 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13633 (CMPtype): Define as __gcc_CMPtype.
13635 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13637 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13638 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13640 2009-04-17 Richard Guenther <rguenther@suse.de>
13642 PR tree-optimization/39746
13643 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13644 special-casing for builtins and static variable use/def.
13645 (call_may_clobber_ref_p_1): Likewise.
13647 2009-04-16 Ian Lance Taylor <iant@google.com>
13649 * df.h: Include "timevar.h".
13650 (struct df_problem): Change tv_id field to timevar_id_t.
13651 * tree-pass.h: Include "timevar.h".
13652 (struct opt_pass): Change tv_id field to timevar_id_t.
13653 * timevar.h (timevar_id_t): Define TV_NONE.
13654 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13655 TV_NONE rather than tv_id != 0.
13656 (execute_one_pass): Likewise.
13657 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13658 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13659 dependencies to $(TREE_PASS_H).
13660 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13662 (pass_branch_target_load_optimize2): Likewise.
13663 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13664 (pass_outof_cfg_layout_mode): Likewise.
13665 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13666 (pass_rebuild_cgraph_edges): Likewise.
13667 (pass_remove_cgraph_callee_edges): Likewise.
13668 * df-core.c (pass_df_initialize_opt): Likewise.
13669 (pass_df_initialize_no_opt): Likewise.
13670 (pass_df_finish): Likewise.
13671 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13672 * except.c (pass_set_nothrow_function_flags): Likewise.
13673 (pass_convert_to_eh_region_ranges): Likewise.
13674 * final.c (pass_compute_alignments): Likewise.
13675 * function.c (pass_instantiate_virtual_regs): Likewise.
13676 (pass_init_function): Likewise.
13677 (pass_leaf_regs): Likewise.
13678 (pass_match_asm_constraints): Likewise.
13679 * gimple-low.c (pass_lower_cf): Likewise.
13680 (pass_mark_used_blocks): Likewise.
13681 * init-regs.c (pass_initialize_regs): Likewise.
13682 * integrate.c (pass_initial_value_sets): Likewise.
13683 * ira.c (pass_ira): Likewise.
13684 * jump.c (pass_cleanup_barriers): Likewise.
13685 * omp-low.c (pass_expand_omp): Likewise.
13686 (pass_lower_omp): Likewise.
13687 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13688 * recog.c (pass_split_all_insns): Likewise.
13689 (pass_split_after_reload): Likewise.
13690 (pass_split_before_regstack): Likewise.
13691 (pass_split_before_sched2): Likewise.
13692 (pass_split_for_shorten_branches): Likewise.
13693 * reginfo.c (pass_reginfo_init): Likewise.
13694 (pass_subregs_of_mode_init): Likewise.
13695 (pass_subregs_of_mode_finish): Likewise.
13696 * passes.c (pass_postreload): Likewise.
13697 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13698 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13699 (pass_warn_function_return): Likewise.
13700 (pass_warn_function_noreturn): Likewise.
13701 * tree-complex.c (pass_lower_complex): Likewise.
13702 (pass_lower_complex_O0): Likewise.
13703 * tree-if-conv.c (pass_if_conversion): Likewise.
13704 * tree-into-ssa.c (pass_build_ssa): Likewise.
13705 * tree-mudflap.c (pass_mudflap_1): Likewise.
13706 (pass_mudflap_2): Likewise.
13707 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13708 (pass_mudflap_2): Likewise.
13709 * tree-nrv.c (pass_return_slot): Likewise.
13710 * tree-object-size.c (pass_object_sizes): Likewise.
13711 * tree-optimize.c (pass_all_optimizations): Likewise.
13712 (pass_early_local_passes): Likewise.
13713 (pass_all_early_optimizations): Likewise.
13714 (pass_cleanup_cfg): Likewise.
13715 (pass_cleanup_cfg_post_optimizing): Likewise.
13716 (pass_free_datastructures): Likewise.
13717 (pass_free_cfg_annotations): Likewise.
13718 (pass_fixup_cfg): Likewise.
13719 (pass_init_datastructures): Likewise.
13720 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13721 (pass_late_warn_uninitialized): Likewise.
13722 (pass_update_address_taken): Likewise.
13723 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13724 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13725 (pass_cse_sincos): Likewise.
13726 (pass_convert_to_rsqrt): Likewise.
13727 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13728 * tree-stdarg.c (pass_stdarg): Likewise.
13729 * tree-tailcall.c (pass_tail_recursion): Likewise.
13730 (pass_tail_calls): Likewise.
13731 * tree-vect-generic.c (pass_lower_vector): Likewise.
13732 (pass_lower_vector_ssa): Likewise.
13733 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13735 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13737 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13739 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13741 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13742 logical and signext.
13744 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
13747 * config/sh/predicates.md (arith_operand): Check if the operand
13748 of TRUNCATE is a REG.
13750 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13752 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13753 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13755 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13757 * tree-iterator.c (tsi_split_statement_list_after,
13758 tsi_split_statement_list_before): Remove.
13759 * tree-iterator.h: Remove the prototypes for
13760 tsi_split_statement_list_after and tsi_split_statement_list_before.
13762 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13764 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
13765 * tree-ssa-propagate.h: Remove the prototype for
13766 stmt_makes_single_load.
13768 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13770 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
13771 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
13773 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13775 * tree-iterator.c (EXPR_LAST_BODY): Remove.
13777 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13779 * except.c (eh_region_outer_p): Remove.
13780 * except.h: Remove the prototype for eh_region_outer_p.
13782 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
13784 * function.c (current_function_assembler_name): Remove.
13785 * function.h: Remove the prototype for
13786 current_function_assembler_name.
13788 2009-04-16 Ian Lance Taylor <iant@google.com>
13790 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
13791 (add_reg_note): Call alloc_reg_note.
13792 * rtl.h (alloc_reg_note): Declare.
13793 * combine.c (try_combine): Use alloc_reg_note.
13794 (recog_for_combine, move_deaths): Likewise.
13795 (distribute_notes): Use alloc_reg_note and add_reg_note.
13796 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
13797 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
13798 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
13800 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
13802 PR rtl-optimization/39762
13803 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
13804 ira_may_move_out_cost): Add comments about way of their usage.
13805 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
13807 * ira-conflicts.c (process_regs_for_copy): Use function
13808 ira_get_register_move_cost instead of global
13809 ira_register_move_cost.
13811 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
13812 color_pass, move_spill_restore, update_curr_costs): Ditto.
13814 * ira-lives.c (process_single_reg_class_operands): Ditto.
13816 * ira-emit.c (emit_move_list): Ditto.
13818 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
13819 (record_reg_classes): Ditto. Use functions
13820 ira_get_register_move_cost and ira_get_may_move_cost instead of
13821 global vars ira_register_move_cost, ira_may_move_out_cost and
13822 ira_may_move_in_cost.
13823 (record_address_regs): Don't call ira_init_register_move_cost.
13824 Use function ira_get_may_move_cost instead of global
13825 ira_may_move_in_cost.
13826 (process_bb_node_for_hard_reg_moves): Use function
13827 ira_get_register_move_cost instead of global ira_register_move_cost.
13828 (ira_costs): Don't call ira_init_register_move_cost.
13830 2009-04-16 Richard Guenther <rguenther@suse.de>
13832 * tree-cfg.c (verify_gimple_assign_binary):
13833 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
13834 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
13835 (create_general_new_stmt): Note that this function is broken.
13837 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13839 * common.opt (fhelp): Add Var(help_flag).
13840 * gcc-plugin.h (plugin_info): Add help.
13841 * plugin.c (plugin_name_args): Add help.
13842 (register_plugin_info): Set plugin->help.
13843 (print_help_one_plugin): New.
13844 (print_plugins_help): New.
13845 * plugin.h (print_plugins_help): New.
13846 * toplev.c (toplev_main): Call print_plugins_help if needed.
13848 2009-04-16 Richard Guenther <rguenther@suse.de>
13850 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
13851 (gimple_ior_addresses_taken_1): New function.
13852 (gimple_ior_addresses_taken): Likewise.
13853 * gimple.h (struct gimple_statement_with_ops_base): Remove
13854 addresses_taken member.
13855 (gimple_ior_addresses_taken): Declare.
13856 (gimple_addresses_taken, gimple_addresses_taken_ptr,
13857 gimple_set_addresses_taken): Remove.
13858 * ipa-reference.c (mark_address): New function.
13859 (scan_stmt_for_static_refs): Use it for marking addresses taken.
13860 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
13861 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
13862 (gimple_add_to_addresses_taken): Remove.
13863 (get_tmr_operands): Call mark_address_taken.
13864 (get_asm_expr_operands): Likewise.
13865 (get_expr_operands): Likewise.
13866 (build_ssa_operands): Do not clear the addresses_taken bitmap.
13867 (free_stmt_operands): Do not free it.
13868 * tree-ssa.c (delete_tree_ssa): Likewise.
13869 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
13871 2009-04-16 Richard Guenther <rguenther@suse.de>
13873 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
13874 (walk_stmt_load_store_ops): Likewise.
13875 * gimple.c (get_base_loadstore): New function.
13876 (walk_stmt_load_store_addr_ops): Likewise.
13877 (walk_stmt_load_store_ops): Likewise.
13878 * ipa-pure-const.c (check_op): Simplify.
13879 (check_load, check_store): New functions.
13880 (check_stmt): Use walk_stmt_load_store_ops.
13881 * ipa-reference.c (mark_load): Adjust signature.
13882 (mark_store): Likewise.
13883 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
13885 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13887 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13888 (plugin_info): New.
13889 * opts.c (common_handle_option): Don't call print_version.
13890 * plugin.c (plugin_name_args): Add version.
13891 (register_plugin_info): New.
13892 (register_callback): Handle PLUGIN_INFO.
13893 (try_init_one_plugin): New.
13894 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13896 (finalize_one_plugin): New.
13897 (finalize_plugins): New.
13898 (print_one_plugin): New.
13899 (print_plugins_versions): New.
13900 * plugin.h (print_plugins_versions): New.
13901 (finalize_plugins): New.
13902 * toplev.c (compile_file): Don't call initialize_plugins.
13903 (print_version): Call print_plugins_versions.
13904 (toplev_main): Call initialize_plugins. Print version if needed.
13905 Call finalize_plugins.
13907 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13909 * common.opt (fversion): New.
13910 * gcc.c (print_version): New.
13911 (process_command): Don't print the version. Just set print_version.
13912 (main): Print version. Call subprocesses if print_version and
13913 verbose_flag are set.
13914 * opts.c (common_handle_option): Handle OPT_fversion.
13916 2009-04-16 Richard Guenther <rguenther@suse.de>
13917 Ira Rosen <irar@il.ibm.com>
13919 PR tree-optimization/39698
13920 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13921 type of the reduction variable. Only generate the def if
13924 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13925 make sure to first convert to an integer of the same precision.
13926 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13927 the type of the evolution correctly in computing the new
13928 induction variable base.
13930 2009-04-16 Richard Guenther <rguenther@suse.de>
13932 PR middle-end/39625
13933 * tree-cfg.c (make_blocks): Split statements with to-be
13934 abnormal SSA names on the lhs.
13936 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13938 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13939 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13940 * c-typeck.c (really_start_incremental_init): Likewise.
13941 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13942 (TARGET_INITIALIZER): Remove it.
13943 * target.h (struct target): Remove vector_opaque_p.
13944 * tree.c (build_opaque_vector_type): New.
13945 * tree.h (TYPE_VECTOR_OPAQUE): New.
13946 (build_opaque_vector_type): Declare.
13947 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13948 * config/rs6000/rs6000.c (build_opaque_vector_type,
13949 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13950 (rs6000_init_builtins): Use build_opaque_vector_type for
13951 opaque_V4SI_type_node.
13953 2009-04-15 Catherine Moore <clm@codesourcery.com>
13955 * debug.h (set_name): Declare.
13956 * dwarf2out.c (dwarf2out_set_name): Declare.
13957 (dwarf2_debug_hooks): Add set_name.
13958 (find_AT_string): New.
13959 (add_AT_string): Call find_AT_string.
13960 (dwarf2out_set_name): New.
13961 * cp/decl.c (grokdeclarator): Call set_name.
13962 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13963 * debug.c (do_nothing_debug_hooks): Likewise.
13964 * dbxout.c (dbx_debug_hooks): Likewise.
13965 * sdbout.c (sdb_debug_hooks): Likewise.
13967 2009-04-15 Michael Eager <eager@eagercon.com>
13969 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13970 reg for single-precision FPU.
13971 * config/rs6000/rs6000.md (movsi_internal1): Only for
13972 !TARGET_SINGLE_FPU.
13973 (movsi_internal1_single): New. Add pattern to move SI values to/from
13974 single-precision FP regs.
13976 2009-04-15 Richard Guenther <rguenther@suse.de>
13978 * omp-low.c (lower_rec_input_clauses): Build correct address
13980 (expand_omp_for_generic): Fix multiplication type.
13981 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13982 (generate_memset_zero): Fix types.
13983 * tree-profile.c (prepare_instrumented_value): Correctly
13986 2009-04-15 Ian Lance Taylor <iant@google.com>
13988 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13989 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13990 for -Wall and for -Wc++-compat.
13991 (c_common_post_options): For C++, set warn_enum_compare if not
13993 * c-tree.h (struct c_expr): Add field original_type.
13994 (build_external_ref): Update declaration.
13995 * c-parser.c (c_parser_braced_init): Set original_type.
13996 (c_parser_initelt): Likewise.
13997 (c_parser_expr_no_commas): Likewise.
13998 (c_parser_conditional_expression): Likewise.
13999 (c_parser_cast_expression): Likewise.
14000 (c_parser_unary_expression): Likewise. Pull setting of
14001 original_code to top of function.
14002 (c_parser_sizeof_expression): Set original_type.
14003 (c_parser_alignof_expression): Likewise.
14004 (c_parser_postfix_expression): Likewise. Pull setting of
14005 original_code to top of function.
14006 (c_parser_postfix_expression_after_paren_type): Set original_type.
14007 (c_parser_postfix_expression_after_primary): Likewise.
14008 (c_parser_expression): Likewise.
14009 * c-typeck.c (build_external_ref): Add type parameter. Change all
14011 (c_expr_sizeof_expr): Set original_type field.
14012 (parser_build_unary_op): Likewise.
14013 (parser_build_binary_op): Likewise. Optionally warn about
14014 comparisons of enums of different types.
14015 (digest_init): Set original_type field.
14016 (really_start_incremental_init): Likewise.
14017 (push_init_level, pop_init_level): Likewise.
14018 * doc/invoke.texi (Warning Options): -Wenum-compare now
14021 2009-04-15 Richard Guenther <rguenther@suse.de>
14023 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14024 out a necessary conversion.
14025 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14026 names we didn't value number.
14027 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14029 2009-04-15 Richard Guenther <rguenther@suse.de>
14031 PR tree-optimization/39764
14032 * tree-ssa-ccp.c (get_value): Canonicalize value with
14033 canonicalize_float_value.
14035 2009-04-15 Jan Hubicka <jh@suse.cz>
14037 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14038 Wrong version of patch.
14040 2009-04-15 Jan Hubicka <jh@suse.cz>
14042 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14044 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14046 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14047 our distinct integral and vector types.
14049 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14051 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14052 * init.c (build_vtbl_address): Remove call to assemble_external.
14054 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14056 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14057 output for other floating point modes.
14059 2009-04-14 Diego Novillo <dnovillo@google.com>
14061 * diagnostic.c (diagnostic_report_diagnostic): Do not
14062 warn about loaded plugins for DK_ERROR and DK_WARNING.
14063 * c-decl.c (declspecs_add_type): Move call to
14064 invoke_plugin_callbacks ...
14065 * c-parser.c (c_parser_declspecs): ... here.
14066 * plugin.c (dump_active_plugins): Tidy output.
14068 2009-04-14 Diego Novillo <dnovillo@google.com>
14069 Le-Chun Wu <lcwu@google.com>
14071 * configure.ac: Add --enable-plugin support.
14072 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14073 * Makefile.in (PLUGIN_H): Define.
14074 Export ENABLE_PLUGIN and GMPINC to site.exp.
14075 Add PLUGINLIBS to link command.
14076 Add/modify dependencies for plugin.o and files including plugin.h.
14078 * config.in: Regenerate.
14080 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14083 2009-04-14 Le-Chun Wu <lcwu@google.com>
14085 * tree-pass.h (register_one_dump_file): Add a prototype for
14086 register_one_dump_file.
14087 * toplev.c (compile_file): Call initialize_plugins.
14088 (do_compile): Call invoke_plugin_callbacks.
14089 (toplev_main): Call invoke_plugin_callbacks.
14090 * common.opt: Add -fplugin= and -fplugin-arg-.
14091 * gcc-plugin.h: New public header file for plugins to include.
14092 * plugin.c: New source file.
14093 * plugin.h: New internal header file.
14094 * passes.c (register_one_dump_file): Make it external.
14096 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14098 2009-04-14 Diego Novillo <dnovillo@google.com>
14100 * doc/plugins.texi: New.
14101 * doc/gccint.texi: Add reference to Plugins chapter.
14102 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14103 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14104 loaded plugins, if any.
14105 * timevar.def (TV_PLUGIN_INIT): Define.
14106 (TV_PLUGIN_RUN): Define.
14107 * plugin.c: Include timevar.h
14108 (plugins_active_p): New.
14109 (dump_active_plugins): New.
14110 (debug_active_plugins): New.
14112 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14114 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14116 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14118 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14120 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14121 the same as a minus without a shift.
14123 2009-04-14 Nick Clifton <nickc@redhat.com>
14125 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14126 comparisons with small integers will always produce a short
14129 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14132 2008-12-19 Diego Novillo <dnovillo@google.com>
14134 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14136 2009-04-14 Richard Guenther <rguenther@suse.de>
14138 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14140 (verify_gimple_assign_binary): Likewise. Handle shifts and
14142 (verify_gimple_phi): Print the mismatched argument position.
14143 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14145 (vect_update_init_of_dr): Likewise.
14146 * matrix-reorg.c (transform_access_sites): Do what the
14148 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14150 2009-04-13 Michael Eager <eager@eagercon.com>
14152 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14153 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14154 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14155 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14156 remove duplicate config
14158 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14160 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14161 file_name:line_number type locator of the call site.
14163 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14165 * genautomata.c: Put blank after comma.
14166 (automaton_decls): New.
14167 (struct unit_usage): Add comments to member next.
14168 (store_alt_unit_usage): Keep the list ordered.
14169 (unit_present_on_list_p, equal_alternatives_p): New.
14170 (check_regexp_units_distribution): Check units distribution
14171 correctness correctly.
14172 (main): Don't write automata if error is found. Return correct
14175 * config/m68k/cf.md (cfv4_ds): Remove.
14176 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14177 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14179 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14180 power4-load-ext, power4-store, power4-store-update,
14181 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14182 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14183 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14184 power4-sqrt, power4-isync): Modify reservation to make correct
14185 unit distribution to automata.
14187 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14188 power5-store-update, power5-two, power5-three, power5-lmul,
14189 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14191 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14193 * except.c (pass_set_nothrow_function_flags): Set name and add
14195 (set_nothrow_function_flags): Mention in the dump file when
14196 changing a function to nothrow.
14198 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14201 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14202 instead of unsigned long.
14204 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14206 * config/arm/arm.c (return_used_this_function): Remove.
14207 (arm_output_function_prologue): Remove use of
14208 return_used_this_function.
14209 (output_return_instruction): Replace use of
14210 return_used_this_function
14211 by cfun->machine->return_used_this_function.
14212 (arm_output_epilogue): Likewise.
14213 (arm_output_function_epilogue): Likewise.
14214 (thumb_unexpanded_epilogue): Likewise.
14215 * config/arm/arm.h (struct machine_function):
14216 New member return_used_this_function.
14218 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14220 * doc/install.texi: Correct description of default directory for
14221 --with-gxx-include-dir.
14223 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14225 * fold-const.c (build_range_check): Properly deal with enumeral and
14226 boolean base types.
14228 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14230 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14231 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14232 * params.h (MAX_GCSE_PASSES): Remove.
14233 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14234 in sequence. Remove ability to run multiple passes.
14235 (bypass_jumps): Report run as third CPROP pass.
14237 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14239 PR middle-end/39651
14240 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14241 when deciding whether the whole SEQUENCE can throw.
14243 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14246 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14247 offseted label references.
14249 2009-04-11 Jan Hubicka <jh@suse.cz>
14251 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14253 2009-04-11 Richard Guenther <rguenther@suse.de>
14255 PR middle-end/39732
14256 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14257 return variables as TREE_ADDRESSABLE.
14259 2009-04-11 Richard Guenther <rguenther@suse.de>
14261 PR tree-optimization/39713
14262 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14263 reference trees have SSA_NAME operands.
14265 2009-04-11 Richard Guenther <rguenther@suse.de>
14268 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14269 address expressions.
14271 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14273 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14274 match changes in Cygwin 1.7
14275 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14276 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14278 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14280 PR tree-optimization/39701
14281 * doc/invoke.texi (Optimization Options): Document change in
14282 meaning and initialization of -fdelete-null-pointer-checks.
14284 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14286 PR middle-end/39701
14287 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14289 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14292 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14294 2009-04-10 Chao-ying Fu <fu@mips.com>
14296 * doc/tm.texi (Instruction Output): Document
14297 TARGET_ASM_FINAL_POSTSCAN_INSN.
14298 * target.h (final_postscan_insn): New field in asm_out.
14299 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14300 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14301 * final.c (final_scan_insn): Call
14302 targetm.asm_out.final_postscan_insn after outputting
14303 an asm macro and a normal instruction.
14305 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14306 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14307 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14308 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14309 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14311 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14313 PR middle-end/39701
14314 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14315 variables as non-NULL even with -fdelete-null-pointer-checks.
14317 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14319 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14321 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14324 * config/i386/i386.c (classify_argument): Handle SCmode with
14325 (bit_offset % 64) != 0.
14327 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14329 * doc/invoke.texi (Optimize Options): Add cross-reference to
14330 -Q --help=optimizers examples.
14332 2009-04-10 Ben Elliston <bje@au.ibm.com>
14335 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14336 regalign for the reg == fpr and TDmode case.
14338 2009-04-09 David Ayers <ayers@fsfe.org>
14341 * objc/objc-act.c (warn_with_method): Remove helper function.
14342 (check_duplicates): Call warning and inform directly.
14343 (really_start_method): Likewise.
14345 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14347 * expmed.c (expand_divmod): Always use a comparison for a division
14348 by a large unsigned integer.
14350 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14351 for things others than variables or functions as nonzero.
14353 2009-04-09 Nick Clifton <nickc@redhat.com>
14355 * unwind-compat.c: Change copyright header to refer to version
14356 3 of the GNU General Public License with version 3.1 of the
14357 GCC Runtime Library Exception and to point readers at the
14358 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14359 * config/alpha/crtfastmath.c: Likewise.
14360 * config/alpha/linux-unwind.h: Likewise.
14361 * config/alpha/qrnnd.asm: Likewise.
14362 * config/alpha/vms-crt0-64.c: Likewise.
14363 * config/alpha/vms-crt0.c: Likewise.
14364 * config/alpha/vms-dwarf2.asm: Likewise.
14365 * config/alpha/vms-dwarf2eh.asm: Likewise.
14366 * config/alpha/vms-psxcrt0-64.c: Likewise.
14367 * config/alpha/vms-psxcrt0.c: Likewise.
14368 * config/alpha/vms_tramp.asm: Likewise.
14369 * config/arc/initfini.c: Likewise.
14370 * config/arc/lib1funcs.asm: Likewise.
14371 * config/arm/bpabi-v6m.S: Likewise.
14372 * config/arm/bpabi.S: Likewise.
14373 * config/arm/bpabi.c: Likewise.
14374 * config/arm/crti.asm: Likewise.
14375 * config/arm/crtn.asm: Likewise.
14376 * config/arm/ieee754-df.S: Likewise.
14377 * config/arm/ieee754-sf.S: Likewise.
14378 * config/arm/lib1funcs.asm: Likewise.
14379 * config/arm/libunwind.S: Likewise.
14380 * config/arm/linux-atomic.c: Likewise.
14381 * config/arm/mmintrin.h: Likewise.
14382 * config/arm/pr-support.c: Likewise.
14383 * config/arm/unaligned-funcs.c: Likewise.
14384 * config/arm/unwind-arm.c: Likewise.
14385 * config/arm/unwind-arm.h: Likewise.
14386 * config/avr/libgcc.S: Likewise.
14387 * config/bfin/crti.s: Likewise.
14388 * config/bfin/crtlibid.s: Likewise.
14389 * config/bfin/crtn.s: Likewise.
14390 * config/bfin/lib1funcs.asm: Likewise.
14391 * config/bfin/linux-unwind.h: Likewise.
14392 * config/cris/arit.c: Likewise.
14393 * config/cris/cris_abi_symbol.c: Likewise.
14394 * config/darwin-64.c: Likewise.
14395 * config/darwin-crt2.c: Likewise.
14396 * config/darwin-crt3.c: Likewise.
14397 * config/darwin.h: Likewise.
14398 * config/dbxelf.h: Likewise.
14399 * config/dfp-bit.c: Likewise.
14400 * config/dfp-bit.h: Likewise.
14401 * config/elfos.h: Likewise.
14402 * config/fixed-bit.c: Likewise.
14403 * config/fixed-bit.h: Likewise.
14404 * config/fp-bit.c: Likewise.
14405 * config/fp-bit.h: Likewise.
14406 * config/fr30/crti.asm: Likewise.
14407 * config/fr30/crtn.asm: Likewise.
14408 * config/fr30/lib1funcs.asm: Likewise.
14409 * config/freebsd-spec.h: Likewise.
14410 * config/frv/cmovd.c: Likewise.
14411 * config/frv/cmovh.c: Likewise.
14412 * config/frv/cmovw.c: Likewise.
14413 * config/frv/frvbegin.c: Likewise.
14414 * config/frv/frvend.c: Likewise.
14415 * config/frv/lib1funcs.asm: Likewise.
14416 * config/glibc-stdint.h: Likewise.
14417 * config/h8300/clzhi2.c: Likewise.
14418 * config/h8300/crti.asm: Likewise.
14419 * config/h8300/crtn.asm: Likewise.
14420 * config/h8300/ctzhi2.c: Likewise.
14421 * config/h8300/fixunssfsi.c: Likewise.
14422 * config/h8300/lib1funcs.asm: Likewise.
14423 * config/h8300/parityhi2.c: Likewise.
14424 * config/h8300/popcounthi2.c: Likewise.
14425 * config/i386/ammintrin.h: Likewise.
14426 * config/i386/att.h: Likewise.
14427 * config/i386/avxintrin.h: Likewise.
14428 * config/i386/biarch64.h: Likewise.
14429 * config/i386/bmmintrin.h: Likewise.
14430 * config/i386/cpuid.h: Likewise.
14431 * config/i386/cross-stdarg.h: Likewise.
14432 * config/i386/crtfastmath.c: Likewise.
14433 * config/i386/crtprec.c: Likewise.
14434 * config/i386/cygming-crtbegin.c: Likewise.
14435 * config/i386/cygming-crtend.c: Likewise.
14436 * config/i386/cygwin.asm: Likewise.
14437 * config/i386/emmintrin.h: Likewise.
14438 * config/i386/gmm_malloc.h: Likewise.
14439 * config/i386/gthr-win32.c: Likewise.
14440 * config/i386/i386.h: Likewise.
14441 * config/i386/immintrin.h: Likewise.
14442 * config/i386/linux-unwind.h: Likewise.
14443 * config/i386/linux64.h: Likewise.
14444 * config/i386/mm3dnow.h: Likewise.
14445 * config/i386/mmintrin-common.h: Likewise.
14446 * config/i386/mmintrin.h: Likewise.
14447 * config/i386/nmmintrin.h: Likewise.
14448 * config/i386/pmm_malloc.h: Likewise.
14449 * config/i386/pmmintrin.h: Likewise.
14450 * config/i386/smmintrin.h: Likewise.
14451 * config/i386/sol2-c1.asm: Likewise.
14452 * config/i386/sol2-ci.asm: Likewise.
14453 * config/i386/sol2-cn.asm: Likewise.
14454 * config/i386/sol2-gc1.asm: Likewise.
14455 * config/i386/tmmintrin.h: Likewise.
14456 * config/i386/unix.h: Likewise.
14457 * config/i386/w32-unwind.h: Likewise.
14458 * config/i386/wmmintrin.h: Likewise.
14459 * config/i386/x86-64.h: Likewise.
14460 * config/i386/x86intrin.h: Likewise.
14461 * config/i386/xmmintrin.h: Likewise.
14462 * config/ia64/crtbegin.asm: Likewise.
14463 * config/ia64/crtend.asm: Likewise.
14464 * config/ia64/crtfastmath.c: Likewise.
14465 * config/ia64/crti.asm: Likewise.
14466 * config/ia64/crtn.asm: Likewise.
14467 * config/ia64/fde-glibc.c: Likewise.
14468 * config/ia64/lib1funcs.asm: Likewise.
14469 * config/ia64/linux-unwind.h: Likewise.
14470 * config/ia64/quadlib.c: Likewise.
14471 * config/ia64/unwind-ia64.c: Likewise.
14472 * config/linux.h: Likewise.
14473 * config/m32c/m32c-lib1.S: Likewise.
14474 * config/m32c/m32c-lib2-trapv.c: Likewise.
14475 * config/m32c/m32c-lib2.c: Likewise.
14476 * config/m32r/initfini.c: Likewise.
14477 * config/m68hc11/larith.asm: Likewise.
14478 * config/m68hc11/m68hc11-crt0.S: Likewise.
14479 * config/m68k/cf.md: Likewise.
14480 * config/m68k/crti.s: Likewise.
14481 * config/m68k/crtn.s: Likewise.
14482 * config/m68k/lb1sf68.asm: Likewise.
14483 * config/m68k/linux-unwind.h: Likewise.
14484 * config/mcore/crti.asm: Likewise.
14485 * config/mcore/crtn.asm: Likewise.
14486 * config/mcore/lib1.asm: Likewise.
14487 * config/mips/linux-unwind.h: Likewise.
14488 * config/mips/loongson.h: Likewise.
14489 * config/mips/mips16.S: Likewise.
14490 * config/mmix/crti.asm: Likewise.
14491 * config/mmix/crtn.asm: Likewise.
14492 * config/pa/fptr.c: Likewise.
14493 * config/pa/hpux-unwind.h: Likewise.
14494 * config/pa/lib2funcs.asm: Likewise.
14495 * config/pa/linux-atomic.c: Likewise.
14496 * config/pa/linux-unwind.h: Likewise.
14497 * config/pa/milli64.S: Likewise.
14498 * config/pa/quadlib.c: Likewise.
14499 * config/pa/stublib.c: Likewise.
14500 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14501 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14502 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14503 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14504 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14505 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14506 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14507 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14508 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14509 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14510 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14511 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14512 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14513 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14514 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14515 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14516 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14517 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14518 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14519 * config/rs6000/750cl.h: Likewise.
14520 * config/rs6000/altivec.h: Likewise.
14521 * config/rs6000/biarch64.h: Likewise.
14522 * config/rs6000/crtresfpr.asm: Likewise.
14523 * config/rs6000/crtresgpr.asm: Likewise.
14524 * config/rs6000/crtresxfpr.asm: Likewise.
14525 * config/rs6000/crtresxgpr.asm: Likewise.
14526 * config/rs6000/crtsavfpr.asm: Likewise.
14527 * config/rs6000/crtsavgpr.asm: Likewise.
14528 * config/rs6000/darwin-asm.h: Likewise.
14529 * config/rs6000/darwin-fallback.c: Likewise.
14530 * config/rs6000/darwin-fpsave.asm: Likewise.
14531 * config/rs6000/darwin-ldouble.c: Likewise.
14532 * config/rs6000/darwin-tramp.asm: Likewise.
14533 * config/rs6000/darwin-unwind.h: Likewise.
14534 * config/rs6000/darwin-vecsave.asm: Likewise.
14535 * config/rs6000/darwin-world.asm: Likewise.
14536 * config/rs6000/e500crtres32gpr.asm: Likewise.
14537 * config/rs6000/e500crtres64gpr.asm: Likewise.
14538 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14539 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14540 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14541 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14542 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14543 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14544 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14545 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14546 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14547 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14548 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14549 * config/rs6000/eabi-ci.asm: Likewise.
14550 * config/rs6000/eabi-cn.asm: Likewise.
14551 * config/rs6000/eabi.asm: Likewise.
14552 * config/rs6000/linux-unwind.h: Likewise.
14553 * config/rs6000/linux64.h: Likewise.
14554 * config/rs6000/paired.h: Likewise.
14555 * config/rs6000/paired.md: Likewise.
14556 * config/rs6000/ppc64-fp.c: Likewise.
14557 * config/rs6000/ppu_intrinsics.h: Likewise.
14558 * config/rs6000/rs6000.h: Likewise.
14559 * config/rs6000/si2vmx.h: Likewise.
14560 * config/rs6000/sol-ci.asm: Likewise.
14561 * config/rs6000/sol-cn.asm: Likewise.
14562 * config/rs6000/spe.h: Likewise.
14563 * config/rs6000/spu2vmx.h: Likewise.
14564 * config/rs6000/sysv4.h: Likewise.
14565 * config/rs6000/tramp.asm: Likewise.
14566 * config/rs6000/vec_types.h: Likewise.
14567 * config/s390/linux-unwind.h: Likewise.
14568 * config/s390/tpf-unwind.h: Likewise.
14569 * config/score/crti.asm: Likewise.
14570 * config/score/crtn.asm: Likewise.
14571 * config/sh/crt1.asm: Likewise.
14572 * config/sh/crti.asm: Likewise.
14573 * config/sh/crtn.asm: Likewise.
14574 * config/sh/divtab-sh4-300.c: Likewise.
14575 * config/sh/divtab-sh4.c: Likewise.
14576 * config/sh/divtab.c: Likewise.
14577 * config/sh/lib1funcs-4-300.asm: Likewise.
14578 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14579 * config/sh/lib1funcs.asm: Likewise.
14580 * config/sh/lib1funcs.h: Likewise.
14581 * config/sh/linux-atomic.asm: Likewise.
14582 * config/sh/linux-unwind.h: Likewise.
14583 * config/sh/shmedia.h: Likewise.
14584 * config/sh/sshmedia.h: Likewise.
14585 * config/sh/ushmedia.h: Likewise.
14586 * config/sparc/crtfastmath.c: Likewise.
14587 * config/sparc/linux-unwind.h: Likewise.
14588 * config/sparc/sol2-c1.asm: Likewise.
14589 * config/sparc/sol2-ci.asm: Likewise.
14590 * config/sparc/sol2-cn.asm: Likewise.
14591 * config/spu/divmodti4.c: Likewise.
14592 * config/spu/divv2df3.c: Likewise.
14593 * config/spu/float_disf.c: Likewise.
14594 * config/spu/float_unsdidf.c: Likewise.
14595 * config/spu/float_unsdisf.c: Likewise.
14596 * config/spu/float_unssidf.c: Likewise.
14597 * config/spu/mfc_multi_tag_release.c: Likewise.
14598 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14599 * config/spu/mfc_tag_release.c: Likewise.
14600 * config/spu/mfc_tag_reserve.c: Likewise.
14601 * config/spu/mfc_tag_table.c: Likewise.
14602 * config/spu/multi3.c: Likewise.
14603 * config/spu/spu_internals.h: Likewise.
14604 * config/spu/spu_intrinsics.h: Likewise.
14605 * config/spu/spu_mfcio.h: Likewise.
14606 * config/spu/vec_types.h: Likewise.
14607 * config/spu/vmx2spu.h: Likewise.
14608 * config/stormy16/stormy16-lib2.c: Likewise.
14609 * config/svr4.h: Likewise.
14610 * config/sync.c: Likewise.
14611 * config/v850/lib1funcs.asm: Likewise.
14612 * config/vxlib-tls.c: Likewise.
14613 * config/vxlib.c: Likewise.
14614 * config/vxworks-dummy.h: Likewise.
14615 * config/xtensa/crti.asm: Likewise.
14616 * config/xtensa/crtn.asm: Likewise.
14617 * config/xtensa/ieee754-df.S: Likewise.
14618 * config/xtensa/ieee754-sf.S: Likewise.
14619 * config/xtensa/lib1funcs.asm: Likewise.
14620 * config/xtensa/lib2funcs.S: Likewise.
14621 * config/xtensa/linux-unwind.h: Likewise.
14622 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14623 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14624 * coretypes.h: Likewise.
14625 * crtstuff.c: Likewise.
14626 * defaults.h: Likewise.
14627 * dwarf2.h: Likewise.
14628 * emutls.c: Likewise.
14629 * gbl-ctors.h: Likewise.
14630 * gcov-io.h: Likewise.
14631 * ginclude/float.h: Likewise.
14632 * ginclude/iso646.h: Likewise.
14633 * ginclude/stdarg.h: Likewise.
14634 * ginclude/stdbool.h: Likewise.
14635 * ginclude/stddef.h: Likewise.
14636 * ginclude/stdfix.h: Likewise.
14637 * ginclude/stdint-gcc.h: Likewise.
14638 * ginclude/tgmath.h: Likewise.
14639 * gthr-aix.h: Likewise.
14640 * gthr-dce.h: Likewise.
14641 * gthr-gnat.c: Likewise.
14642 * gthr-gnat.h: Likewise.
14643 * gthr-lynx.h: Likewise.
14644 * gthr-mipssde.h: Likewise.
14645 * gthr-nks.h: Likewise.
14646 * gthr-posix.c: Likewise.
14647 * gthr-posix.h: Likewise.
14648 * gthr-posix95.h: Likewise.
14649 * gthr-rtems.h: Likewise.
14650 * gthr-single.h: Likewise.
14651 * gthr-solaris.h: Likewise.
14652 * gthr-tpf.h: Likewise.
14653 * gthr-vxworks.h: Likewise.
14654 * gthr-win32.h: Likewise.
14655 * gthr.h: Likewise.
14656 * libgcc2.c: Likewise.
14657 * libgcc2.h: Likewise.
14658 * libgcov.c: Likewise.
14659 * tsystem.h: Likewise.
14660 * typeclass.h: Likewise.
14661 * unwind-c.c: Likewise.
14662 * unwind-compat.h: Likewise.
14663 * unwind-dw2-fde-compat.c: Likewise.
14664 * unwind-dw2-fde-darwin.c: Likewise.
14665 * unwind-dw2-fde-glibc.c: Likewise.
14666 * unwind-dw2-fde.c: Likewise.
14667 * unwind-dw2-fde.h: Likewise.
14668 * unwind-dw2.c: Likewise.
14669 * unwind-dw2.h: Likewise.
14670 * unwind-generic.h: Likewise.
14671 * unwind-pe.h: Likewise.
14672 * unwind-sjlj.c: Likewise.
14673 * unwind.inc: Likewise.
14674 * config/arm/neon-gen.ml: Change generated copyright header to
14675 refer to version 3 of the GNU General Public License with
14676 version 3.1 of the GCC Runtime Library Exception and to point
14677 readers at the COPYING3 and COPYING3.RUNTIME files and the
14678 FSF's license web page.
14679 * config/arm/arm_neon.h: Regenerate.
14681 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14683 * config/cris/cris.md: Change copyright header to refer to version
14684 3 of the GNU General Public License.
14685 * doc/install.texi2html: Change copyright header to refer to version
14686 3 of the GNU General Public License and to point readers at the
14687 COPYING3 file and the FSF's license web page.
14688 * config/vax/linux.h: Likewise.
14690 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14692 * config/i386/i386.md (cmpcc): New.
14693 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14694 (sync_compare_and_swap_cc*): Delete.
14696 * config/s390/s390.c (s390_compare_emitted): Remove.
14697 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14698 s390_compare_emitted used to be handled. Assert that modes match.
14699 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14700 refer to sync_compare_and_swap_ccsi.
14701 * config/s390/s390.h (s390_compare_emitted): Remove.
14702 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14703 instead of s390_compare_emitted.
14704 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14705 instead of s390_compare_emitted.
14706 * config/s390/s390.md (cmpcc): New.
14707 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14708 CC_REGNUM, do not pretend it's set.
14709 (sync_compare_and_swap_cc*): Delete.
14710 * config/s390/predicates.md (cc_reg_operand): New.
14712 * expr.c (sync_compare_and_swap_cc): Delete.
14713 * optabs.h (sync_compare_and_swap_cc): Delete.
14714 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14715 is being used with can_compare_p.
14716 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14717 (find_cc_set): New.
14718 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14719 look for a MODE_CC set instead. Use emit_store_flag.
14720 (expand_compare_and_swap_loop): Likewise, with some additional
14721 complication to avoid a force_reg when useless. Use
14722 emit_cmp_and_jump_insns.
14723 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14724 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14725 sync_compare_and_swap documentation.
14727 2009-04-09 Jan Hubicka <jh@suse.cz>
14729 * except.c (find_prev_try): Break out from ....
14730 (duplicate_eh_regions): ... here; properly update prev_try pointers
14731 when duplication part of tree.
14732 (dump_eh_tree): Improve dumping.
14733 (verify_eh_region): New.
14734 (verify_eh_tree): Use it.
14736 2009-04-06 Richard Guenther <rguenther@suse.de>
14738 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14739 &ARRAY addresses by adjusting their types and prepending
14741 * tree-cfg.c (verify_gimple_assign_single): Verify that
14742 addresses are correct.
14744 2009-04-09 Richard Guenther <rguenther@suse.de>
14746 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
14747 indices into an array reference if possible.
14748 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14749 Fold POINTER_PLUS_EXPR statements with invariant address.
14751 2009-04-09 Alan Modra <amodra@bigpond.net.au>
14754 * config.gcc (powerpc64-*-linux*): Always build biarch.
14756 2009-04-09 Joseph Myers <joseph@codesourcery.com>
14759 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
14760 it and pedwarn if this results in an INTEGER_CST.
14762 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14764 * doc/install.texi: Update minimum GMP version. Remove obsolete
14765 text in MPFR section.
14767 2009-04-08 Jakub Jelinek <jakub@redhat.com>
14769 * dwarf2out.c (class_scope_p): New static inline.
14770 (class_or_namespace_scope_p): Use it.
14771 (gen_variable_die): Use DW_TAG_member tag for static data member
14772 declarations instead of DW_TAG_variable.
14774 PR middle-end/39573
14775 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
14778 2009-04-08 Richard Guenther <rguenther@suse.de>
14780 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
14781 valueize random data.
14783 2009-04-08 David Edelsohn <edelsohn@gnu.org>
14785 * config.gcc (aix tm_file): Add aix-stdint.h.
14786 (aix tm clause use_gcc_stdint): Set to wrap.
14787 * config/rs6000/aix-stdint.h: New file.
14789 2009-04-08 Richard Guenther <rguenther@suse.de>
14791 PR middle-end/36291
14792 * tree-dfa.c (add_referenced_var): Do not recurse into
14793 global initializers.
14794 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
14796 (fold_const_aggregate_ref): Likewise.
14798 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14800 * recog.c (ordered_comparison_operator): New.
14801 * gensupport.c (std_preds): Add it.
14802 * doc/md.texi (Machine-Independent Predicates): Document it.
14804 2009-04-08 Jan Hubicka <jh@suse.cz>
14806 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
14807 * function.h (rtl_eh): Remove exception_handler_label_map.
14808 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
14809 remove_exception_handler_label, for_each_eh_label_1): Remove.
14810 (rtl_remove_unreachable_regions): Remove.
14811 (convert_from_eh_region_ranges): Do not remove unreachable regions.
14812 (find_exception_handler_labels): Don't build the hashtable.
14813 (maybe_remove_eh_handler): Remove.
14814 (for_each_eh_label): Rewrite to walk the tree.
14815 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
14816 * except.h (maybe_remove_eh_handler): Remove.
14817 * passes.c (init_optimization_passes): Schedule second EH cleanup
14819 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
14820 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
14822 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
14824 * genoutput.c (validate_optab_operands): New.
14825 (gen_insn, gen_expand): Call it.
14827 * genflags.c (gen_insn): Detect misused iterators.
14828 (main): Pass line_no to gen_insn, exit with status 1 on error.
14830 * genextract.c (line_no): Make global.
14831 (VEC_safe_set_locstr): Change assertion to error message.
14832 (main): Exit with status 1 on error.
14834 2009-04-08 Joseph Myers <joseph@codesourcery.com>
14838 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14839 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14840 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
14841 * c-convert.c (convert): Do not call fold on results of conversion
14842 functions when the result is a C_MAYBE_CONST_EXPR.
14843 * c-parser.c (c_parser_postfix_expression): Do not fold condition
14844 of __builtin_choose_expr.
14845 * c-typeck.c (remove_c_maybe_const_expr): New.
14846 (build_unary_op, build_conditional_expr, build_compound_expr,
14847 build_binary_op, c_objc_common_truthvalue_conversion): Call
14848 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
14851 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
14853 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
14854 CODE to produce a new one. Add a prototype to use fold_convert_const
14856 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
14859 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
14860 mix declarations and code.
14862 2009-04-08 Ben Elliston <bje@au.ibm.com>
14864 * gcc.c: Replace `CC' with `GCC' throughout.
14866 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
14868 * doc/invoke.texi: Document Atom support.
14870 2009-04-07 Jason Merrill <jason@redhat.com>
14873 * c-common.h, c-common.c: Add flag_pretty_templates.
14874 * c-opts.c (c_common_handle_option): Set it.
14875 * c.opt: Add -fno-pretty-templates.
14876 * doc/invoke.texi (C++ Dialect Options): Likewise.
14878 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
14880 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
14881 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
14882 (ia64_expand_builtin): Likewise.
14884 2009-04-07 Martin Jambor <mjambor@suse.cz>
14886 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14887 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14888 ADDR_EXPRS are include too.
14890 2009-04-07 Richard Guenther <rguenther@suse.de>
14892 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14893 decls are only used if passes as parameters or if they are
14894 local statics and the call is not to a builtin.
14895 (call_may_clobber_ref_p_1): Likewise.
14897 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14899 * expr.c (do_store_flag): Remove last argument. Simplify code
14900 to avoid duplication of tests already done by can_compare_p.
14901 (expand_expr_real_1): Adjust caller.
14903 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14905 * optabs.c (can_compare_p): Test the predicate of a
14906 cbranch and cstore pattern.
14908 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14910 * expr.c (convert_move): Use emit_store_flag instead of
14913 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14915 * config/i386/i386.c (ix86_compare_emitted): Remove.
14916 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14917 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14918 * config/i386/i386.h (ix86_compare_emitted): Remove.
14919 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14920 instead of ix86_compare_emitted.
14921 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14923 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14925 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14926 Add t-sysroot-suffix to tmake_file.
14927 * config/print-sysroot-suffix.sh: New file.
14928 * config/t-sysroot-suffix: New file.
14930 2009-04-07 Ben Elliston <bje@au.ibm.com>
14932 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14933 as the latter produces a warning when the target does not support
14936 2009-04-07 Ben Elliston <bje@au.ibm.com>
14938 * dfp.c: Replace type punning assignments with memcpy throughout.
14939 * Makefile.in (dfp.o-warn): Remove.
14941 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14944 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14945 Include soft-fp/t-softfp after rs6000/t-linux64.
14947 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14949 * stor-layout.c (set_sizetype): Use the full precision of their
14950 machine mode for bitsize types.
14952 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14954 * config/i386/i386.md: Revert 2 accidental checkins.
14956 2009-04-06 Joey Ye <joey.ye@intel.com>
14957 Xuepeng Guo <xuepeng.guo@intel.com>
14958 H.J. Lu <hongjiu.lu@intel.com>
14960 Atom pipeline model, tuning and insn selection.
14961 * config.gcc (atom): Add atom config options and target.
14963 * config/i386/atom.md: New.
14965 * config/i386/i386.c (atom_cost): New cost.
14966 (m_ATOM): New macro flag.
14967 (initial_ix86_tune_features): Set m_ATOM.
14968 (x86_accumulate_outgoing_args): Likewise.
14969 (x86_arch_always_fancy_math_387): Likewise.
14970 (processor_target): Add Atom cost.
14971 (cpu_names): Add Atom cpu name.
14972 (override_options): Set Atom ISA.
14973 (ix86_issue_rate): New case PROCESSOR_ATOM.
14974 (ix86_adjust_cost): Likewise.
14976 * config/i386/i386.h (TARGET_ATOM): New target macro.
14977 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14978 (TARGET_OPT_AGU): New target option.
14979 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14980 (processor_type): Add PROCESSOR_ATOM.
14982 * config/i386/i386.md (cpu): Add new value "atom".
14983 (use_carry, movu): New attr.
14984 (atom.md): Include atom.md.
14985 (adddi3_carry_rex64): Set attr "use_carry".
14986 (addqi3_carry): Likewise.
14987 (addhi3_carry): Likewise.
14988 (addsi3_carry): Likewise.
14989 (*addsi3_carry_zext): Likewise.
14990 (subdi3_carry_rex64): Likewise.
14991 (subqi3_carry): Likewise.
14992 (subhi3_carry): Likewise.
14993 (subsi3_carry): Likewise.
14994 (x86_movdicc_0_m1_rex64): Likewise.
14995 (*x86_movdicc_0_m1_se): Likewise.
14996 (x86_movsicc_0_m1): Likewise.
14997 (*x86_movsicc_0_m1_se): Likewise.
14998 (*adddi_1_rex64): Emit add insn as much as possible.
14999 (*addsi_1): Likewise.
15000 (return_internal): Set atom_unit.
15001 (return_internal_long): Likewise.
15002 (return_pop_internal): Likewise.
15003 (*rcpsf2_sse): Set atom_sse_attr attr.
15004 (*qrt<mode>2_sse): Likewise.
15005 (*prefetch_sse): Likewise.
15007 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15009 (ix86_target_macros_internal): Likewise.
15011 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15012 (*prefetch_sse_rex): Likewise.
15013 (sse_rcpv4sf2): Likewise.
15014 (sse_vmrcpv4sf2): Likewise.
15015 (sse_sqrtv4sf2): Likewise.
15016 (<sse>_vmsqrt<mode>2): Likewise.
15017 (sse_ldmxcsr): Likewise.
15018 (sse_stmxcsr): Likewise.
15019 (*sse_sfence): Likewise.
15020 (sse2_clflush): Likewise.
15021 (*sse2_mfence): Likewise.
15022 (*sse2_lfence): Likewise.
15023 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15024 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15025 (avx_movdqu<avxmodesuffix>): Likewise.
15026 (avx_lddqu<avxmodesuffix>): Likewise.
15027 (sse2_movntv2di): Change attr "type" to "ssemov".
15028 (sse2_movntsi): Likewise.
15029 (rsqrtv8sf2): Change attr "type" to "sseadd".
15030 (sse3_addsubv2df3): Set attr "atom_unit".
15031 (sse3_h<plusminus_insn>v4sf3): Likewise.
15032 (*sse2_pmaddwd): Likewise.
15033 (*vec_extractv2di_1_rex64): Likewise.
15034 (*vec_extractv2di_1_avx): Likewise.
15035 (sse2_psadbw): Likewise.
15036 (ssse3_phaddwv8hi3): Likewise.
15037 (ssse3_phaddwv4hi3): Likewise.
15038 (ssse3_phadddv4si3): Likewise.
15039 (ssse3_phadddv2si3): Likewise.
15040 (ssse3_phaddswv8hi3): Likewise.
15041 (ssse3_phaddswv4hi3): Likewise.
15042 (ssse3_phsubwv8hi3): Likewise.
15043 (ssse3_phsubwv4hi3): Likewise.
15044 (ssse3_phsubdv4si3): Likewise.
15045 (ssse3_phsubdv2si3): Likewise.
15046 (ssse3_phsubswv8hi3): Likewise.
15047 (ssse3_phsubswv4hi3): Likewise.
15048 (ssse3_pmaddubsw128): Likewise.
15049 (sse3_pmaddubsw: Likewise.
15050 (ssse3_palignrti): Likewise.
15051 (ssse3_palignrdi): Likewise.
15053 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15055 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15057 2009-04-06 Richard Guenther <rguenther@suse.de>
15059 PR tree-optimization/28868
15060 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15061 of which PHI results we inserted.
15062 (insert_into_preds_of_block): Record inserted PHIs.
15063 (eliminate): Eliminate redundant PHI nodes.
15064 (init_pre): Init inserted_phi_names.
15066 2009-04-06 Richard Guenther <rguenther@suse.de>
15068 PR tree-optimization/39643
15069 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15070 IMAGPART_EXPRs of complex constants.
15071 (execute_fold_all_builtins): If we folded a call queue
15072 TODO_update_address_taken.
15074 2009-04-06 Jan Hubicka <jh@suse.cz>
15076 PR middle-end/39659
15077 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15080 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15082 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15084 (ic_invalidate_array): Likewise.
15086 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15088 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15089 alignment for library calls.
15091 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15093 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15094 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15095 * config/i386/mingw-stdint.h: New file.
15097 2009-04-05 Richard Guenther <rguenther@suse.de>
15099 PR tree-optimization/39648
15100 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15101 our &A vs. &A[0] IL deficiencies.
15103 2009-04-04 Jan Hubicka <jh@suse.cz>
15105 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15106 removed toplevel regions.
15107 (sjlj_mark_call_sites): Likewise.
15109 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15111 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15112 (cygwin tm clause use_gcc_stdint): Set to wrap.
15113 * config/i386/cygwin-stdint.h: New file.
15115 2009-04-04 Richard Guenther <rguenther@suse.de>
15117 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15118 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15119 single-argument PHIs if we are in loop-closed SSA form.
15120 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15121 for the pre-condition.
15122 (slpeel_tree_peel_loop_to_edge): Likewise.
15123 (vect_build_loop_niters): Take an optional sequence to append stmts.
15124 (vect_generate_tmps_on_preheader): Likewise.
15125 (vect_do_peeling_for_loop_bound): Take extra guards for the
15127 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15128 the cost model check.
15129 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15130 guards if we are going to peel. Do not apply versioning in that case.
15131 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15132 (vect_do_peeling_for_loop_bound): Likewise.
15133 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15134 loop bound only record extra pre-conditions, do not apply loop
15137 2009-04-04 Richard Guenther <rguenther@suse.de>
15139 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15142 2009-04-04 Jan Hubicka <jh@suse.cz>
15144 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15145 last_basic_block for size of bb->index indexed array.
15146 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15147 compute_out, link_btr_uses, build_btr_def_use_webs,
15148 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15150 2009-04-04 Jan Hubicka <jh@suse.cz>
15152 * except.c (remove_eh_handler_and_replace): Break out from ...
15153 (remove_eh_handler): ... here.
15154 (bring_to_root): New function.
15155 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15156 handled ones, bring others to root of tree.
15158 2009-04-04 Jan Hubicka <jh@suse.cz>
15160 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15161 (all_phis_safe_to_merge): New function.
15162 (update_info): New structure.
15163 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15164 (cleanup_empty_eh): Update SSA if possible.
15166 2009-04-04 Richard Guenther <rguenther@suse.de>
15168 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15169 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15170 (append_vuse): Likewise.
15172 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15174 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15175 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15176 instead of REG_UNSAVED for DW_CFA_undefined.
15177 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15178 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15181 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15184 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15185 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15186 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15188 2009-04-04 Richard Guenther <rguenther@suse.de>
15190 PR tree-optimization/8781
15191 PR tree-optimization/37892
15192 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15193 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15194 (valueize_refs): Call it for *& valueizations.
15195 (shared_reference_ops_from_ref): Rename to ...
15196 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15197 (shared_reference_ops_from_call): Rename to ...
15198 (valueize_shared_reference_ops_from_call): ... this and valueize.
15199 (vn_reference_lookup): Update.
15200 (visit_reference_op_call): Likewise.
15201 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15202 (eliminate): Value-replace the call address in call statements.
15204 2009-04-04 Richard Guenther <rguenther@suse.de>
15206 PR tree-optimization/39636
15207 * tree-ssa-forwprop.c
15208 (forward_propagate_addr_into_variable_array_index): Check for
15209 GIMPLE_ASSIGN before accessing the rhs code.
15211 2009-04-03 Jason Merrill <jason@redhat.com>
15213 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15215 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15217 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15218 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15219 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15220 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15221 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15222 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15223 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15224 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15225 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15226 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15227 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15228 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15229 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15230 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15231 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15232 Use fr_reg_or_fp01_operand instead of fr_register_operand
15234 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15235 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15236 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15238 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15240 PR rtl-optimization/39607
15241 PR rtl-optimization/39631
15245 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15246 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15247 instead of DF_LR_OUT.
15248 * ira-lives.c (process_bb_node_lives): Ditto.
15249 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15250 instead of DF_LR_{OUT,IN}.
15251 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15252 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15254 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15256 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15257 (execute_lower_omp): Always run but take the short way out if -fopenmp
15259 (gate_lower_omp): Remove, forcing the pass manager to always run the
15260 pass and always set PROP_gimple_lomp.
15261 (pass_lower_omp): Remove gate function.
15262 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15263 PROP_trees. Instead, require it.
15264 * ipa-cp.c (pass_ipa_cp): Likewise.
15265 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15266 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15267 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15268 and PROP_gimple_leh.
15270 2009-04-03 Richard Guenther <rguenther@suse.de>
15272 PR middle-end/13146
15273 PR tree-optimization/23940
15274 PR tree-optimization/33237
15275 PR middle-end/33974
15276 PR middle-end/34093
15277 PR tree-optimization/36201
15278 PR tree-optimization/36230
15279 PR tree-optimization/38049
15280 PR tree-optimization/38207
15281 PR tree-optimization/38230
15282 PR tree-optimization/38301
15283 PR tree-optimization/38585
15284 PR middle-end/38895
15285 PR tree-optimization/38985
15286 PR tree-optimization/39299
15287 * tree-ssa-structalias.h: Remove.
15288 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15289 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15290 (struct vuse_element_d): Remove.
15291 (struct vuse_vec_d): Likewise.
15292 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15293 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15294 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15295 VUSE_ELEMENT_VAR): Likewise.
15296 (struct voptype_d): Likewise.
15297 (NUM_VOP_FREE_BUCKETS): Likewise.
15298 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15299 (struct stmt_operands_d): Remove.
15300 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15301 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15302 VDEF_NUM, VDEF_VECT): Likewise.
15303 (copy_virtual_operands): Remove.
15304 (operand_build_cmp): Likewise.
15305 (create_ssa_artificial_load_stmt): Likewise.
15306 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15307 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15308 vuse_index and mayuse_index members. Pack and move done and iter_type
15309 members to the front.
15310 (SSA_OP_VMAYUSE): Remove.
15311 (SSA_OP_VIRTUAL_USES): Adjust.
15312 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15313 (unlink_stmt_vdef): Declare.
15314 (add_to_addressable_set): Remove.
15315 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15316 (vrp_visit_stmt): Likewise.
15317 * doc/tree-ssa.texi (Alias analysis): Update.
15318 * doc/invoke.texi (max-aliased-vops): Remove docs.
15319 (avg-aliased-vops): Likewise.
15320 * tree-into-ssa.c (syms_to_rename): Remove.
15321 (need_to_update_vops_p): Likewise.
15322 (need_to_initialize_update_ssa_p): Rename to ...
15323 (update_ssa_initialized_fn): ... this. Track function we are
15325 (symbol_marked_for_renaming): Simplify.
15326 (add_new_name_mapping): Do not set need_to_update_vops_p.
15327 (dump_currdefs): Use SYMS_TO_RENAME.
15328 (rewrite_update_stmt): Always walk all uses/defs.
15329 (dump_update_ssa): Adjust.
15330 (init_update_ssa): Take function argument. Track what we are
15332 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15333 (create_new_def_for): Initialize for cfun, assert we are initialized
15335 (mark_sym_for_renaming): Simplify.
15336 (mark_set_for_renaming): Do not initialize update-ssa.
15337 (need_ssa_update_p): Simplify. Take function argument.
15338 (name_mappings_registered_p): Assert we ask for the correct function.
15339 (name_registered_for_update_p): Likewise.
15340 (ssa_names_to_replace): Likewise.
15341 (release_ssa_name_after_update_ssa): Likewise.
15342 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15343 (dump_decl_set): Do not print a newline.
15344 (debug_decl_set): Do it here.
15345 (dump_update_ssa): And here.
15346 * tree-ssa-loop-im.c (move_computations): Adjust.
15347 (movement_possibility): Likewise.
15348 (determine_max_movement): Likewise.
15349 (gather_mem_refs_stmt): Likewise.
15350 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15351 or NAME_MEMORY_TAG.
15352 * tree-complex.c (update_all_vops): Remove.
15353 (expand_complex_move): Adjust.
15354 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15355 Simplify test for memory referencing statement. Exclude
15356 non-invariant ADDR_EXPRs.
15357 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15358 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15359 (rdg_flag_uses): Likewise.
15360 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15362 (tree_optimize_tail_calls_1): Also split the
15363 edge from the entry block if we have degenerate PHI nodes in
15364 the first basic block.
15365 * tree.c (init_ttree): Remove memory-tag related code.
15366 (tree_code_size): Likewise.
15367 (tree_node_structure): Likewise.
15368 (build7_stat): Re-write to be build6_stat.
15369 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15370 (SSA_VAR_P): Adjust.
15371 (struct tree_memory_tag): Remove.
15372 (struct tree_memory_partition_tag): Likewise.
15373 (union tree_node): Adjust.
15374 (build7): Re-write to be build6.
15375 * tree-pass.h (pass_reset_cc_flags): Remove.
15376 (TODO_update_address_taken): New flag.
15377 (pass_simple_dse): Remove.
15378 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15379 * params.h (MAX_ALIASED_VOPS): Remove.
15380 (AVG_ALIASED_VOPS): Likewise.
15381 * omp-low.c (expand_omp_taskreg): Update SSA form.
15382 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15383 aliases the lhs in a copy stmt.
15384 * tree-ssa-dse.c (struct address_walk_data): Remove.
15385 (memory_ssa_name_same): Likewise.
15386 (memory_address_same): Likewise.
15387 (get_kill_of_stmt_lhs): Likewise.
15388 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15389 unused stores. Look through PHI nodes into post-dominated regions.
15390 (dse_optimize_stmt): Simplify. Properly remove stores.
15391 (tree_ssa_dse): Compute dominators.
15392 (execute_simple_dse): Remove.
15393 (pass_simple_dse): Likewise.
15394 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15395 gimple_loaded_syms and gimple_stored_syms computation.
15396 * toplev.c (dump_memory_report): Dump alias and pta stats.
15397 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15398 (vn_reference_eq): Likewise.
15399 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15400 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15401 valueize_vuses): Remove.
15402 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15403 (get_def_ref_stmt_vuse): ... this.
15404 (vn_reference_lookup_2): New function.
15405 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15406 walking equivalent vuses. Simplify.
15407 (vn_reference_lookup): Likewise.
15408 (vn_reference_insert): Likewise.
15409 (vn_reference_insert_pieces): Likewise.
15410 (visit_reference_op_call): Simplify.
15411 (visit_reference_op_load): Likewise.
15412 (visit_reference_op_store): Likewise.
15413 (init_scc_vn): Remove shared_lookup_vuses initialization.
15414 (free_scc_vn): Remove shared_lookup_vuses freeing.
15415 (sort_vuses, sort_vuses_heap): Remove.
15416 (get_ref_from_reference_ops): Export.
15417 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15418 vector with single vuse pointer.
15419 (vn_reference_lookup_pieces, vn_reference_lookup,
15420 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15421 (shared_vuses_from_stmt): Remove.
15422 (get_ref_from_reference_ops): Declare.
15423 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15424 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15425 memory-tag related code.
15426 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15427 (likely_value): Add comment, skip static-chain of call statements.
15428 (surely_varying_stmt_p): Adjust.
15429 (gimplify_and_update_call_from_tree): Likewise.
15430 (execute_fold_all_builtins): Do not rebuild alias info.
15431 (gimplify_and_update_call_from_tree): Properly update VOPs.
15432 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15433 (copy_ref_info): Remove memory-tag related code.
15434 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15435 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15436 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15438 * tree-ssa-dom.c (gimple_p): Remove typedef.
15439 (eliminate_redundant_computations): Adjust.
15440 (record_equivalences_from_stmt): Likewise.
15441 (avail_expr_hash): Likewise.
15442 (avail_expr_eq): Likewise.
15443 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15444 (stmt_makes_single_load): Likewise.
15445 (stmt_makes_single_store): Likewise.
15446 * tree-ssa-alias.c: Rewrite completely.
15447 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15448 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15449 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15450 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15451 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15452 Remove public functions.
15453 (pass_reset_cc_flags): Remove.
15454 (pass_build_alias): Move ...
15455 * tree-ssa-structalias.c (pass_build_alias): ... here.
15456 * tree-ssa-alias.c (may_be_aliased): Move ...
15457 * tree-flow-inline.h (may_be_aliased): ... here.
15458 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15459 count_uses_and_derefs): Move ...
15460 * gimple.c: ... here.
15461 * gimple.h (count_uses_and_derefs): Declare.
15462 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15463 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15464 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15465 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15466 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15467 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15468 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15470 * tree-dfa.c (refs_may_alias_p): Move ...
15471 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15472 * tree-ssa-alias.h: New file.
15473 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15474 (statement_sink_location): Likewise.
15475 * opts.c (decode_options): Do not adjust max-aliased-vops or
15476 avg-aliased-vops values.
15477 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15478 (TV_CALL_CLOBBER): Likewise.
15479 (TV_FLOW_SENSITIVE): Likewise.
15480 (TV_FLOW_INSENSITIVE): Likewise.
15481 (TV_MEMORY_PARTITIONING): Likewise.
15482 (TV_ALIAS_STMT_WALK): New timevar.
15483 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15484 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15485 (get_address_description): Remove memory-tag related code.
15486 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15487 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15488 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15489 and immediate uses in statements. Document.
15490 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15491 (dump_symbols): Remove.
15492 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15493 * alias.c (get_deref_alias_set): New function split out from ...
15494 (get_alias_set): ... here.
15495 * alias.h (get_deref_alias_set): Declare.
15496 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15497 type parameter. Remove restrict pointer handling. Create a
15498 ref-all pointer in case type-based alias sets do not conflict.
15499 (vect_analyze_data_refs): Remove SMT related code.
15500 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15501 (vectorizable_load): Likewise.
15502 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15503 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15504 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15505 Ignore vops and SMTs.
15506 (dr_analyze_alias): Likewise..
15507 (free_data_ref): Likewise.
15508 (create_data_ref): Likewise.
15509 (analyze_all_data_dependences): Likewise.
15510 (get_references_in_stmt): Adjust.
15511 * tree-flow-inline.h (gimple_aliases_computed_p,
15512 gimple_addressable_vars, gimple_call_clobbered_vars,
15513 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15514 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15515 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15516 gimple_mem_ref_stats): Remove.
15517 (gimple_vop): New function.
15518 (op_iter_next_use): Remove vuses and mayuses cases.
15519 (op_iter_next_def): Remove vdefs case.
15520 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15521 (clear_and_done_ssa_iter): Do not set removed fields.
15522 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15523 Assert we are not iterating over vuses or vdefs if not also
15524 iterating over uses or defs.
15525 (op_iter_init_use): Likewise.
15526 (op_iter_init_def): Likewise.
15527 (op_iter_next_vdef): Remove.
15528 (op_iter_next_mustdef): Likewise.
15529 (op_iter_init_vdef): Likewise.
15530 (compare_ssa_operands_equal): Likewise.
15531 (link_use_stmts_after): Handle vuse operand.
15532 (is_call_used): Use is_call_clobbered.
15533 (is_call_clobbered): Global variables are always call clobbered,
15534 query the call-clobbers bitmap.
15535 (mark_call_clobbered): Ignore global variables.
15536 (clear_call_clobbered): Likewise.
15537 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15538 virtual operands sanity check.
15539 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15541 (TARGET_MEM_REF): Remove TMR_TAG operand.
15542 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15543 Remove call-clobber related code.
15544 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15545 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15546 partitions or escape reason.
15547 (get_single_def_stmt, get_single_def_stmt_from_phi,
15548 get_single_def_stmt_with_phi): Remove.
15549 (dump_referenced_vars): Tidy.
15550 (get_ref_base_and_extent): Allow bare decls.
15551 (collect_dfa_stats): Adjust.
15552 * graphite.c (rename_variables_in_stmt): Adjust.
15553 (graphite_copy_stmts_from_block): Likewise.
15554 (translate_clast): Likewise.
15555 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15557 (translate_vuse_through_block): Use the oracle.
15558 (phi_translate_1): Adjust.
15559 (value_dies_in_block_x): Use the oracle. Cache the outcome
15561 (valid_in_sets): Check if the VUSE for
15562 a REFERENCE is available.
15563 (eliminate): Do not remove stmts during elimination,
15564 instead queue and remove them afterwards.
15565 (do_pre): Do not rebuild alias info.
15566 (pass_pre): Run TODO_rebuild_alias before PRE.
15567 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15568 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15569 (mark_all_v_defs_stmt): Remove.
15570 (mark_all_v_defs_seq): Adjust.
15571 (sra_replace): Likewise.
15572 (scalarize_use): Likewise.
15573 (scalarize_copy): Likewise.
15574 (scalarize_init): Likewise.
15575 (scalarize_ldst): Likewise.
15576 (todoflags): Remove.
15577 (tree_sra): Do not rebuild alias info.
15578 (tree_sra_early): Adjust.
15579 (pass_sra): Run TODO_update_address_taken before SRA.
15580 * tree-predcom.c (set_alias_info): Remove.
15581 (prepare_initializers_chain): Do not call it.
15582 (mark_virtual_ops_for_renaming): Adjust.
15583 (mark_virtual_ops_for_renaming_list): Remove.
15584 (initialize_root_vars): Adjust.
15585 (initialize_root_vars_lm): Likewise.
15586 (prepare_initializers_chain): Likewise.
15587 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15588 (may_propagate_copy_into_stmt): Likewise.
15589 (merge_alias_info): Do nothing for now.
15590 (propagate_tree_value_into_stmt): Adjust.
15591 (stmt_may_generate_copy): Likewise.
15592 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15593 not mark symbols for renaming.
15594 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15595 with the same statement, make sure to update the new pointed-to one.
15596 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15597 call statements, do not mark symbols for renaming.
15598 (mark_operand_necessary): Dump something.
15599 (ref_may_be_aliased): New function.
15600 (mark_aliased_reaching_defs_necessary_1): New helper function.
15601 (mark_aliased_reaching_defs_necessary): Likewise.
15602 (mark_all_reaching_defs_necessary_1): Likewise.
15603 (mark_all_reaching_defs_necessary): Likewise.
15604 (propagate_necessity): Do not process virtual PHIs. For
15605 non-aliased loads mark all reaching definitions as necessary.
15606 For aliased loads and stores mark the immediate dominating
15607 aliased clobbers as necessary.
15608 (visited): New global static.
15609 (perform_tree_ssa_dce): Free visited bitmap after propagating
15611 (remove_dead_phis): Perform simple dead virtual PHI removal.
15612 (remove_dead_stmt): Properly unlink virtual operands when
15614 (eliminate_unnecessary_stmts): Schedule PHI removal after
15616 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15617 (process_replaceable): Likewise.
15618 (find_replaceable_in_bb): Likewise.
15619 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15620 based on the single gimple vop.
15621 (verify_flow_insensitive_alias_info): Remove.
15622 (verify_flow_sensitive_alias_info): Likewise.
15623 (verify_call_clobbering): Likewise.
15624 (verify_memory_partitions): Likewise.
15625 (verify_alias_info): Likewise.
15626 (verify_ssa): Adjust..
15627 (execute_update_addresses_taken): Export. Update SSA
15628 manually. Optimize only when optimizing. Use a local bitmap.
15629 (pass_update_address_taken): Remove TODO_update_ssa, add
15631 (pass_update_address_taken): Just use TODO_update_address_taken.
15632 (init_tree_ssa): Do not initialize addressable_vars.
15633 (verify_ssa): Verify new VUSE / VDEF properties.
15634 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15635 Do not call verify_alias_info.
15636 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15637 Do not free the loaded and stored syms bitmaps. Reset the escaped
15638 and callused solutions. Do not free addressable_vars.
15639 Remove memory-tag related code.
15640 (warn_uninitialized_var): Aliases are always available.
15641 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15642 * lambda-code.c (can_put_in_inner_loop): Adjust.
15643 (can_put_after_inner_loop): Likewise.
15644 (perfect_nestify): Likewise.
15645 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15646 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15647 (vectorizable_conversion): Do not mark symbols for renaming.
15648 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15649 (expand_call_inline): Unlink the calls virtual operands before
15651 (tree_function_versioning): Do not call update_ssa if we are not
15652 updating clones. Simplify.
15653 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15654 (propagate_with_phi): Likewise..
15655 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15656 clobber code. Assert we are not aliased or global.
15657 * tree-flow.h: Include tree-ssa-alias.h
15658 (enum escape_type): Remove.
15659 (struct mem_sym_stats_d): Likewise.
15660 (struct mem_ref_stats_d): Likewise.
15661 (struct gimple_df): Add vop member. Remove global_var,
15662 call_clobbered_vars, call_used_vars, addressable_vars,
15663 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15664 escaped and callused members.
15665 (struct ptr_info_def): Remove all members, add points-to solution
15667 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15668 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15669 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15670 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15671 (tree-ssa-alias.o): Likewise.
15672 (toplev.o): Add tree-ssa-alias.h
15673 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15674 * gimple.c (gimple_set_bb): Fix off-by-one error.
15675 (is_gimple_reg): Do not handle memory tags.
15676 (gimple_copy): Also copy virtual operands.
15677 Delay updating the statement. Do not reset loaded and stored syms.
15678 (gimple_set_stored_syms): Remove.
15679 (gimple_set_loaded_syms): Likewise.
15680 (gimple_call_copy_skip_args): Copy the virtual operands
15681 and mark the new statement modified.
15682 * tree-ssa-structalias.c (may_alias_p): Remove.
15683 (set_uids_in_ptset): Take the alias set to prune with as
15684 parameter. Fold in the alias test of may_alias_p.
15685 (compute_points_to_sets): Compute whether a ptr is dereferenced
15686 in a local sbitmap.
15687 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15688 other ADDRESSOF constraints on the lhs.
15689 (get_constraint_for_component_ref): Assert that we don't get
15690 ADDRESSOF constraints from the base of the reference.
15691 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15692 (struct variable_info): Remove collapsed_to member.
15693 (get_varinfo_fc): Remove.
15694 (new_var_info): Do not set collapsed_to.
15695 (dump_constraint): Do not follow cycles.
15696 (dump_constraint_graph): Likewise.
15697 (build_pred_graph): Likewise.
15698 (build_succ_graph): Likewise.
15699 (rewrite_constraints): Likewise.
15700 (do_simple_structure_copy): Remove.
15701 (do_rhs_deref_structure_copy): Remove.
15702 (do_lhs_deref_structure_copy): Remove.
15703 (collapse_rest_of_var): Remove.
15704 (do_structure_copy): Re-implement.
15705 (pta_stats): New global variable.
15706 (dump_pta_stats): New function.
15707 (struct constraint_expr): Make offset signed.
15708 (UNKNOWN_OFFSET): Define special value.
15709 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15710 (solution_set_expand): New helper function split out from ...
15711 (do_sd_constraint): ... here.
15712 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15713 (do_ds_constraint): Likewise.
15714 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15715 and CALLUSED = *CALLUSED.
15716 (set_union_with_increment): Make inc argument signed.
15717 (type_safe): Remove.
15718 (get_constraint_for_ptr_offset): Handle unknown and negative
15720 (first_vi_for_offset): Handle offsets before start. Bail
15721 out early for offsets beyond the variable extent.
15722 (first_or_preceding_vi_for_offset): New function.
15723 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15724 Together with ESCAPED = *ESCAPED this properly computes reachability.
15725 (find_what_var_points_to): New function.
15726 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15727 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15728 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15729 pt_solutions_intersect): New functions.
15730 (compute_call_used_vars): Remove.
15731 (compute_may_aliases): New main entry into PTA computation.
15732 * gimple.h (gimple_p): New typedef.
15733 (struct gimple_statement_base): Remove references_memory_p.
15734 (struct gimple_statement_with_memory_ops_base): Remove
15735 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15737 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15738 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15739 gimple_set_references_memory): Remove.
15740 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15741 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15743 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15744 (verify_expr): Allow RESULT_DECL.
15745 (gimple_duplicate_bb): Do not copy virtual operands.
15746 (gimple_duplicate_sese_region): Adjust.
15747 (gimple_duplicate_sese_tail): Likewise.
15748 (mark_virtual_ops_in_region): Remove.
15749 (move_sese_region_to_fn): Do not call it.
15750 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
15751 and pass_simple_dse.
15752 (execute_function_todo): Handle TODO_update_address_taken,
15753 call execute_update_addresses_taken for TODO_rebuild_alias.
15754 (execute_todo): Adjust.
15755 (execute_one_pass): Init dump files early.
15756 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
15758 (create_general_new_stmt): Clear vops.
15759 * tree-ssa-reassoc.c (get_rank): Adjust.
15760 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
15761 symbols for renaming.
15762 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
15763 (PARAM_AVG_ALIASED_VOPS): Likewise.
15764 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
15765 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
15766 * tree-ssa-operands.c: Simplify for new virtual operand representation.
15767 (operand_build_cmp, copy_virtual_operands,
15768 create_ssa_artificial_load_stmt, add_to_addressable_set,
15769 gimple_add_to_addresses_taken): Remove public functions.
15770 (unlink_stmt_vdef): New function.
15772 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15774 * config.gcc (powerpc-*-linux*): Merge variants.
15776 2009-04-02 Chao-ying Fu <fu@mips.com>
15777 James Grosbach <james.grosbach@microchip.com>
15779 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
15780 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
15782 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
15783 keep_interrupts_masked_p, use_debug_exception_return_p.
15784 (mips_attribute_table): Add interrupt, use_shadow_register_set,
15785 keep_interrupts_masked, use_debug_exception_return.
15786 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
15787 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
15789 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
15790 (mips_print_operand): Process COP0 registers to print $0 .. $31
15791 correctly for GAS to process.
15792 (mips_interrupt_extra_call_saved_reg_p): New function.
15793 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
15795 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15796 (mips_compute_frame_info): Add supports for interrupt context that
15797 includes doubleword accumulators and COP0 registers.
15798 (mips_for_each_saved_acc): New function.
15799 (mips_for_each_saved_gpr_and_fpr): Change the function name from
15800 mips_for_each_saved_reg.
15801 (mips_save_reg): Save accumulators.
15802 (mips_kernel_reg_p): A new for_each_rtx callback.
15803 (mips_expand_prologue): Support interrupt handlers.
15804 (mips_restore_reg): Restore accumulators.
15805 (mips_expand_epilogue): Support interrupt handlers.
15806 (mips_can_use_return_insn): Return false for interrupt handlers.
15807 (mips_epilogue_uses): New function.
15808 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
15809 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
15810 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
15811 cop0_move): New instructions.
15812 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
15813 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
15815 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
15817 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
15818 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
15819 interrupt handlers, we use K0 as the temporary register.
15820 (EPILOGUE_USES): Change to a function call.
15821 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
15822 handlers, we use K0 as the temporary register.
15824 * doc/extend.texi (Function Attributes): Document interrupt,
15825 use_shadow_register_set, keep_interrupts_masked,
15826 use_debug_exception_return for MIPS attributes.
15828 2009-04-03 Alan Modra <amodra@bigpond.net.au>
15830 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
15831 Remove a number of t-files from tmake_file.
15832 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
15833 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
15834 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
15835 target_prototype, not TARGET_PROTOTYPE.
15836 (LINK_OS_GNU_SPEC): Define.
15837 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
15838 and darwin-ldoubdle.c.
15840 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15843 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
15844 (cpp_options): Ditto.
15845 (default_compilers): Ditto.
15846 (display_help): Ditto.
15847 (process_command): Ditto.
15848 (do_spec_1): Ditto.
15849 (set_input): Use lbasename instead of duplicate code.
15850 (save_temps_prefix): New static for -save-temps=obj.
15851 (save_temps_length): Ditto.
15853 * doc/invoke.texi (-save-temps=obj): Document new variant to
15854 -save-temps switch.
15856 2009-04-02 Jeff Law <law@redhat.com>
15858 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
15861 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15863 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
15864 * configure: Regenerated.
15866 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15868 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
15869 share the argument list.
15871 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15875 2009-02-12 Diego Novillo <dnovillo@google.com>
15877 * varpool.c (debug_varpool): New.
15878 * cgraph.h (debug_varpool): Declare.
15880 2009-04-02 Jan Hubicka <jh@suse.cz>
15882 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
15885 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15887 * config/i386/i386.c (ix86_abi): Move initialization to ...
15888 (override_options): Here.
15890 2009-04-02 Christian Bruel <christian.bruel@st.com>
15892 * config/sh/sh.c (sh_dwarf_register_span): New function.
15893 (TARGET_DWARF_REGISTER_SPAN): Define.
15894 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15896 2009-04-02 Ira Rosen <irar@il.ibm.com>
15898 PR tree-optimization/39595
15899 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15900 interleaved loads group is not greater than the SLP group size.
15902 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15904 * builtins.c (is_builtin_name): New.
15905 (called_as_built_in): Use is_builtin_name.
15906 * tree.h (is_builtin_name): New.
15907 * varasm.c (incorporeal_function_p): Use is_builtin_name
15909 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15911 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15913 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15916 * c-decl.c (clone_underlying_type): Move this ...
15917 * c-common.c (set_underlying_type): ... here.
15918 Also, make sure the function properly sets TYPE_STUB_DECL() on
15919 the newly created typedef variant type.
15920 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15921 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15924 2009-04-02 Richard Guenther <rguenther@suse.de>
15926 PR tree-optimization/37221
15927 * tree-flow.h (degenerate_phi_result): Declare.
15928 * tree-ssa-dom.c (degenerate_phi_result): Export.
15929 * tree-scalar-evolution.c (analyze_initial_condition): If
15930 the initial condition is defined by a degenerate PHI node
15931 use the degenerate value.
15933 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15935 PR rtl-optimization/39588
15936 * combine.c (merge_outer_ops): Do not set the constant when this
15938 (simplify_shift_const_1): Do not modify it either in this case.
15940 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15942 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15943 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15945 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15948 * c-lex.c (interpret_float): Default (no suffix) is double.
15950 2009-04-1 Xinliang David Li <davidxl@google.com>
15952 * config/i386/i386.c (legitimate_constant_p): Recognize
15953 all one vector constant.
15955 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15957 * config/vax/vax.c: Add #includes to silence warnings.
15958 Change #include order to silence two warnings.
15960 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15962 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15963 (ASM_SPEC): Pass -k to the assembler for PIC code.
15965 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15967 * config.gcc: Add vax-*-linux* to the switch.
15968 * config/vax/linux.h: New file. (TARGET_VERSION,
15969 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15971 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15973 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15974 Use predicate macros instead of GET_CODE() == foo.
15975 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15976 ashlsi3, rotrsi3, <unnamed>): Likewise.
15978 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15980 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15981 jbbccihi, jbbccisi): Remova trailing whitespace.
15982 * config/vax/constraints.md: Likewise.
15983 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15984 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15985 * config/vax/predicates.md: Likewise.
15986 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15987 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15988 * config/vax/vax.h: Likewise.
15989 * config/vax/vax.md (nonlocal_goto): Likewise.
15991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15993 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15994 (indirectable_address_p, adjacent_operands_p): Add spaces around
15996 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15998 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16000 * config/vax/vax.c (legitimate_constant_address_p,
16001 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16002 index_term_p, reg_plus_index_p, legitimate_address_p,
16003 vax_mode_dependent_address_p): Update comments to match functions
16004 modified by the recent int->bool conversion.
16006 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16008 * config/vax/builtins.md: Update copyright message.
16009 * config/vax/constraints.md: Likewise.
16010 * config/vax/netbsd-elf.h: Likewise.
16011 * config/vax/predicates.md: Likewise.
16012 * config/vax/vax-protos.h: Likewise.
16013 * config/vax/vax.c: Likewise.
16014 * config/vax/vax.h: Likewise.
16015 * config/vax/vax.md: Likewise.
16016 * config/vax/vax.opt: Likewise.
16018 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16020 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16021 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16022 * config/vax/constraints.md (B, R): Likewise.
16023 * config/vax/predicates.md (external_memory_operand,
16024 nonimmediate_addsub_di_operand): Likewise.
16025 * config/vax/vax.c (vax_output_int_add): Likewise.
16026 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16027 untyped_call): Likewise.
16029 2009-04-01 Matt Thomas <matt@3am-software.com>
16031 * config/vax/predicates.md: New file.
16032 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16033 external_const_operand, nonsymbolic_operand, external_memory_operand,
16034 indirect_memory_operand, indexed_memory_operand,
16035 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16036 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16038 * config/vax/constraints.md: New file.
16039 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16041 * config/vax/builtins.md: New file.
16042 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16043 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16045 * config/vax/vax.opt (mqmath): Add option.
16046 * config/vax/vax.md (isfx): Extend with DI.
16047 (VAXintQH, VAXintQHSD): Define.
16048 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16049 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16050 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16051 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16052 (movdi): Update constraints and use vax_output_int_move().
16053 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16054 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16055 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16056 nonlocal_goto): New.
16057 (mov<mode>): Extend accepted operand types.
16058 (subdi3_old): Rename from subdi3, change update constraints and use
16059 a new implementation.
16060 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16061 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16062 MOVE_RATIO, CLEAR_RATIO): Define.
16063 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16064 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16065 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16066 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16067 (split_quadword_operands): Make static and really allow variable
16069 (print_operand_address): Update for PIC generation.
16070 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16071 indexable_address_p, fixup_mathdi_operand,
16072 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16073 (vax_float_literal, legitimate_constant_p,
16074 indirectable_constant_address_p, index_term_p,
16075 reg_plus_index_p): Return bool instead of int.
16076 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16078 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16080 (vax_output_conditional_branch): Indent.
16081 (legitimate_constant_address_p, indirectable_constant_address_p,
16082 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16083 vax_mode_dependent_address_p): Return bool instead of int, update for
16085 * config/vax/vax-protos.h (legitimate_constant_address_p,
16086 legitimate_constant_p, legitimate_address_p,
16087 vax_mode_dependent_address_p): Change declaration to bool.
16088 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16089 vax_expand_addsub_di_operands, vax_output_int_subtract,
16090 vax_output_movmemsi): Declare.
16091 (split_quadword_operands, vax_float_literal): Delete declaration.
16092 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16093 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16094 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16095 ASM_OUTPUT_DWARF_PCREL): Define.
16096 (ASM_SPEC): Change definition to allow PIC generation.
16098 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16100 * doc/sourcebuild.texi: Update front-end requirements.
16102 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16105 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16106 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16107 (booldi3_internal3): Use boolean_or_operator instead of
16110 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16113 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16114 declarator whose size is not an integer constant expression but
16115 folds to an integer constant, then treat it as a constant
16118 2009-04-01 Richard Guenther <rguenther@suse.de>
16120 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16121 i * 4 + 2 to (i * 2 + 1) * 2.
16123 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16126 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16127 return if c_parser_asm_string_literal returned NULL.
16129 2009-04-01 Nick Clifton <nickc@redhat.com>
16131 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16133 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16134 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16135 other typedefs to avoid conflicts with libgcc2.c. Define labels
16136 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16138 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16139 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16142 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16144 * varasm.c (default_function_rodata_section): Declare DOT as
16147 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16148 Andrey Galkin <agalkin@hypercom.com>
16151 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16152 Make object_name unique for each process.
16154 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16157 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16158 addressable variables in the parallel that could go out of scope while
16159 running queued tasks.
16161 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16163 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16164 (CASE_VALUES_THRESHOLD): Redefine.
16165 * config/avr/avr.c (avr_override_options): Remove initialization of
16166 avr_case_values_threshold variable.
16167 (avr_case_values_threshold): Remove variable. Add new function.
16168 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16169 * config/avr/avr.opt (mno-tablejump): Remove option.
16170 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16172 2009-04-01 DJ Delorie <dj@redhat.com>
16174 * varasm.c (default_function_rodata_section): Don't assume
16175 anything about where the first '.' in the section name is.
16177 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16179 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16180 rs6000_emit_stack_tie.
16182 2009-03-31 Ian Lance Taylor <iant@google.com>
16184 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16185 gimple_code with GIMPLE_RESX, not RESX.
16187 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16189 * c-common.c (c_get_ident): New.
16190 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16192 2009-04-01 Ben Elliston <bje@au.ibm.com>
16194 * config/rs6000/sysv4.opt (msdata): Improve option description.
16196 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16198 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16199 (divdf3_internal_lat): Remove.
16200 (divxf3_internal_lat): Remove.
16201 (divxf3_internal_thr): Remove.
16202 (divxf): Use divxf3_internal.
16203 * config/ia64/div.md (divsf3_internal_lat): New.
16204 (divdf3_internal_lat): New.
16205 (divxf3_internal): New.
16207 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16210 * Makefile.in (USE_GCC_STDINT): Define.
16211 (stmp-int-hdrs): Install stdint.h if applicable.
16212 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16214 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16215 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16216 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16217 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16218 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16219 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16220 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16221 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16222 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16223 (c_common_nodes_and_builtins): Initialize
16224 underlying_wchar_type_node. Do not initialize
16225 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16226 nodes for new types.
16227 (c_stddef_cpp_builtins): Define macros for new types.
16228 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16230 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16231 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16232 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16233 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16234 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16235 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16236 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16237 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16238 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16239 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16240 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16241 int16_type_node, int32_type_node, int64_type_node,
16242 uint8_type_node, uint16_type_node, c_uint32_type_node,
16243 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16244 int_least32_type_node, int_least64_type_node,
16245 uint_least8_type_node, uint_least16_type_node,
16246 uint_least32_type_node, uint_least64_type_node,
16247 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16248 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16249 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16250 uintptr_type_node): Define.
16251 * c-cppbuiltin.c (builtin_define_constants,
16252 builtin_define_type_minmax): New.
16253 (builtin_define_stdint_macros): Define more macros.
16254 (c_cpp_builtins): Define more limit macros.
16255 (type_suffix): New.
16256 (builtin_define_type_max): Define in terms of
16257 builtin_define_type_minmax. Remove is_long parameter. All
16259 * config.gcc (use_gcc_stdint): Define.
16260 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16261 Add newlib-stdint.h for generic targets.
16262 * config/glibc-stdint.h, config/newlib-stdint.h,
16263 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16264 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16265 * config/score/score.h (UINTPTR_TYPE): Define.
16266 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16267 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16268 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16269 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16270 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16271 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16272 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16273 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16274 * config/spu/spu.h (STDINT_LONG32): Define.
16275 * configure.ac (use_gcc_stdint): Substitute.
16276 * configure: Regenerate.
16277 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16278 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16279 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16280 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16281 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16282 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16283 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16284 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16285 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16286 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16287 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16288 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16289 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16290 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16291 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16292 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16293 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16294 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16295 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16296 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16297 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16298 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16299 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16300 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16301 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16302 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16303 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16304 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16305 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16307 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16309 * loop-iv.c (suitable_set_for_replacement): Renamed from
16310 simplify_using_assignment; changed to return bool and to accept new
16311 args DEST and SRC. Return true iff we find a source/destination pair
16312 that can be used to make a replacement, and fill SRC and DEST if so.
16313 Remove arg ALTERED. Don't deal with altered regs here. All callers
16315 (simplify_using_initial_values): Deal with altered regs here and track
16316 more precisely the effect they have on the validity of our expression.
16318 * loop-iv.c (simplify_using_condition): A condition of the form
16319 (EQ REG CONST) can be used to simply make a substitution.
16320 (simplify_using_initial_values): Keep track of conditions we have seen
16321 and keep using them to simplify new expressions, while applying the
16322 same substitutions to them as to the expression.
16324 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16325 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16328 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16329 changed. Use this when trying to improve the upper bound.
16330 Generate the comparison by using simplify_gen_relational.
16332 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16334 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16336 (simplify_using_assignment, simplify_using_initial_values): Call
16337 replace_in_expr to make replacements. Call replace_single_def_regs
16338 once on the initial version of the expression.
16340 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16343 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16345 2009-03-31 Richard Guenther <rguenther@suse.de>
16347 PR middle-end/31029
16348 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16349 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16351 2009-03-31 Richard Guenther <rguenther@suse.de>
16353 * tree.h (div_if_zero_remainder): Declare.
16354 * fold-const.c (div_if_zero_remainder): Export.
16355 * tree-ssa-forwprop.c
16356 (forward_propagate_addr_into_variable_array_index): Handle
16357 constant array index addition outside of the variable index.
16359 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16362 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16363 define_splits, floatunssi<mode>2): Require x87 conversions from
16364 DImode to be permitted.
16366 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16368 PR preprocessor/15638
16369 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16371 2009-03-31 Richard Guenther <rguenther@suse.de>
16373 PR middle-end/23401
16374 PR middle-end/27810
16375 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16376 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16377 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16378 a separate statement.
16379 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16380 (lookup_tmp_var): Likewise.
16381 (is_gimple_formal_tmp_or_call_rhs): Remove.
16382 (is_gimple_reg_or_call_rhs): Rename to ...
16383 (is_gimple_reg_rhs_or_call): ... this.
16384 (is_gimple_mem_or_call_rhs): Rename to ...
16385 (is_gimple_mem_rhs_or_call): ... this.
16386 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16387 DECL_GIMPLE_REG_P only if is_formal is true.
16388 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16389 for non-proper post-modify expression gimplification.
16390 (gimplify_self_mod_expr): For post-modify expressions gimplify
16391 the lvalue to a minimal lvalue.
16392 (rhs_predicate_for): Remove formal temp case.
16393 (gimplify_modify_expr_rhs): Likewise.
16394 (gimplify_addr_expr): Use is_gimple_reg.
16395 (gimplify_expr): Remove formal temp cases.
16396 (gimple_regimplify_operands): Likewise.
16397 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16398 and FILTER_EXPR like constants.
16399 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16401 (is_gimple_formal_tmp_rhs): Remove.
16402 (is_gimple_reg_rhs): Remove special casing.
16403 (is_gimple_mem_rhs): Fix.
16404 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16405 (is_gimple_formal_tmp_var): Remove.
16406 (is_gimple_formal_tmp_reg): Likewise.
16407 (is_gimple_min_lval): Allow invariant component ref parts.
16408 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16409 is_gimple_formal_tmp_reg): Remove declarations.
16410 * tree-cfg.c (verify_expr): Verify that variables with address
16411 taken do not have DECL_GIMPLE_REG_P set.
16412 * tree-mudflap.c (mf_build_check_statement_for): Use
16413 force_gimple_operand instead of gimplify_expr.
16415 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16417 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16418 schedulable rows to compute_split_row.
16420 2009-03-31 Ben Elliston <bje@au.ibm.com>
16423 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16426 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16428 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16429 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16430 * configure: Regenerate.
16431 * config.in: Regenerate.
16432 * config/rs6000/rs6000.opt (mtls-markers): Add.
16433 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16434 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16435 (tls_ld_aix, tls_ld_sysv): Likewise.
16436 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16437 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16439 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16441 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16443 2009-03-30 Jan Hubicka <jh@suse.cz>
16445 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16447 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16448 detection and label handling.
16450 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16452 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16453 left_conflicts_size.
16454 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16455 ALLOCNO_LEFT_CONFLICTS_SIZE.
16457 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16458 remove_allocno_from_bucket_and_push,
16459 allocno_spill_priority_compare, push_allocnos_to_stack,
16460 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16461 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16462 (setup_allocno_left_conflicts_num): Ditto. Rename to
16463 setup_allocno_left_conflicts_size.
16464 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16465 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16466 setup_allocno_left_conflicts_size instead of
16467 setup_allocno_left_conflicts_num.
16469 * ira-build.c (ira_create_allocno): Use
16470 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16471 ALLOCNO_LEFT_CONFLICTS_NUM.
16473 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16475 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16476 instead of DF_LR_OUT.
16478 * ira-lives.c (process_bb_node_lives): Ditto.
16480 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16481 instead of DF_LR_{OUT,IN}.
16483 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16485 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16487 2009-03-30 Jan Hubicka <jh@suse.cz>
16489 * except.c (label_to_region_map): Fix thinko.
16491 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16493 PR middle-end/38237
16494 * tree.h (tree_find_value): New declaration.
16495 * tree.c (tree_find_value): New function.
16496 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16498 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16501 * c-decl.c (struct c_binding): Add locus field.
16502 (bind): Add locus argument, set locus field from it.
16503 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16504 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16505 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16506 implicitly_declare, undeclared_variable, lookup_label,
16507 declare_label, c_make_fname_decl, c_builtin_function,
16508 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16511 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/i386.c (classify_argument): Check total size of
16517 2009-03-30 Martin Jambor <mjambor@suse.cz>
16519 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16520 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16521 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16524 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16525 seen_variable_array_ref while also traversing a union.
16527 * tree-inline.c (optimize_inline_calls): Do not call
16528 cgraph_node_remove_callees.
16529 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16530 (pass_remove_cgraph_callee_edges): New variable.
16531 * passes.c (init_optimization_passes): Add
16532 pass_remove_cgraph_callee_edges after early inlining and before all
16533 late intraprocedural passes.
16535 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16537 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16539 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16540 Fix typos in names.
16542 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16544 * combine.c (simplify_comparison): Use have_insn_for.
16545 * dojump.c (do_jump): Likewise.
16547 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16549 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16550 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16551 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16552 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16553 instead of sparc_compare_emitted.
16554 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16555 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16556 instead of sparc_compare_emitted.
16558 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16560 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16561 enter/exit cfglayout mode.
16562 (pass_partition_block): Require it.
16563 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16564 (combine_instructions): Track basic blocks instead of labels.
16565 (update_cfg_for_uncondjump): New.
16566 (try_combine): Use it. Update jumps after rescanning.
16567 (pass_combine): Require PROP_cfglayout.
16568 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16570 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16572 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16573 Provide/destroy PROP_cfglayout respectively.
16574 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16575 * tree-pass.h (PROP_cfglayout): New.
16577 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16579 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16580 fold_convert_const_fixed_from_fixed,
16581 fold_convert_const_fixed_from_int,
16582 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16583 set TREE_CONSTANT_OVERFLOW.
16584 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16585 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16587 2009-03-30 Ira Rosen <irar@il.ibm.com>
16589 * tree-vect-loop-manip.c: New file.
16590 * tree-vectorizer.c: Update documentation and included files.
16591 (vect_loop_location): Make extern.
16592 (rename_use_op): Move to tree-vect-loop-manip.c
16593 (rename_variables_in_bb, rename_variables_in_loop,
16594 slpeel_update_phis_for_duplicate_loop,
16595 slpeel_update_phi_nodes_for_guard1,
16596 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16597 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16598 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16599 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16600 find_loop_location): Likewise.
16601 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16602 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16603 get_vectype_for_scalar_type, vect_is_simple_use,
16604 supportable_widening_operation, supportable_narrowing_operation):
16606 (bb_in_loop_p): Move to tree-vect-loop.c.
16607 (new_loop_vec_info, destroy_loop_vec_info,
16608 reduction_code_for_scalar_code, report_vect_op,
16609 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16610 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16611 (vect_supportable_dr_alignment): Likewise.
16612 * tree-vectorizer.h (tree-data-ref.h): Include.
16613 (vect_loop_location): Declare.
16614 Reorganize function declarations according to the new file structure.
16615 * tree-vect-loop.c: New file.
16616 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16617 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16618 * tree-vect-data-refs.c: New file.
16619 * tree-vect-patterns.c (timevar.h): Don't include.
16620 * tree-vect-stmts.c: New file.
16621 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16622 tree-vect-slp.c, tree-vect-loop.c.
16623 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16624 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16625 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16626 (tree-vect-analyze.o): Remove.
16627 (tree-vect-transform.o): Likewise.
16628 (tree-vect-data-refs.o): Add rule.
16629 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16630 tree-vect-slp.o): Likewise.
16631 (tree-vect-patterns.o): Remove redundant dependencies.
16632 (tree-vectorizer.o): Likewise.
16633 * tree-vect-slp.c: New file.
16635 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16637 * optc-gen.awk: Warn if an option flag has multiple different
16640 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16642 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16643 -floop-block): Document dependences on PPL, CLooG and Graphite.
16645 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16647 PR rtl-optimization/323
16648 * c-common.c (c_fully_fold, convert_and_check,
16649 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16650 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16651 * c-common.def (EXCESS_PRECISION_EXPR): New.
16652 * c-cppbuiltin.c (builtin_define_float_constants): Define
16653 constants with enough digits for long double.
16654 * c-lex.c (interpret_float): Interpret constant with excess
16655 precision where appropriate.
16656 * c-opts.c (c_common_post_options): Set
16657 flag_excess_precision_cmdline. Give an error for
16658 -fexcess-precision=standard for C++ for processors where the
16659 option is significant.
16660 * c-parser.c (c_parser_conditional_expression): Handle excess
16661 precision in condition.
16662 * c-typeck.c (convert_arguments): Handle arguments with excess
16664 (build_unary_op): Move excess precision outside operation.
16665 (build_conditional_expr): Likewise.
16666 (build_compound_expr): Likewise.
16667 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16668 (build_modify_expr): Handle excess precision in RHS.
16669 (convert_for_assignment): Handle excess precision in converted
16671 (digest_init, output_init_element, process_init_element): Handle
16672 excess precision in initializer.
16673 (c_finish_return): Handle excess precision in return value.
16674 (build_binary_op): Handle excess precision in operands and add
16675 excess precision as needed for operation.
16676 * common.opt (-fexcess-precision=): New option.
16677 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16678 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16679 For standard excess precision, output explicit conversion to and
16680 truncation from XFmode.
16681 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16682 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16683 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16684 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16685 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16686 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16687 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16688 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16689 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16690 define_splits, sqrt<mode>2): Disable where appropriate for
16691 standard excess precision.
16692 * convert.c (convert_to_real): Do not shorten arithmetic to type
16693 for which excess precision would be used.
16694 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16695 * doc/invoke.texi (-fexcess-precision=): Document option.
16696 (-mfpmath=): Correct index entry.
16697 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16698 flag_excess_precision): New.
16699 * langhooks.c (lhd_post_options): Set
16700 flag_excess_precision_cmdline.
16701 * opts.c (common_handle_option): Handle -fexcess-precision=.
16702 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16703 init_excess_precision): New.
16704 (lang_dependent_init_target): Call init_excess_precision.
16705 * tree.c (excess_precision_type): New.
16706 * tree.h (excess_precision_type): Declare.
16708 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16711 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16712 non-lvalue to component.
16714 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16716 PR preprocessor/34695
16717 * Makefile.in (c-opts.o): Depend on c-tree.h.
16718 * c-common.c: Move down include of diagnostic.h.
16719 (done_lexing, c_cpp_error): New.
16720 * c-common.h (done_lexing): Declare.
16721 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16723 * c-opts.c: Include c-tree.h.
16724 (c_common_init_options): Set preprocessor error callback.
16725 (c_common_handle_option): Do not set preprocessor
16726 inhibit_warnings, warnings_are_errors, warn_system_headers,
16727 pedantic_errors or inhibit_warnings flags.
16728 (c_common_post_options): Do not check cpp_errors (parse_in).
16729 (c_common_finish): Do not output dependencies if there were
16730 errors. Do not check return value of cpp_finish.
16731 * c-ppoutput.c (pp_file_change): Set input_location.
16732 * c-tree.h (c_cpp_error): Declare.
16733 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16735 (diagnostic_build_prefix): Check override_column.
16736 * diagnostic.h (diagnostic_info): Add override_column field.
16737 (diagnostic_override_column): Define.
16739 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16741 * c-common.c (c_expand_expr, c_staticp): Remove.
16742 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16743 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16744 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16745 * c-gimplify.c (gimplify_compound_literal_expr,
16746 optimize_compound_literals_in_ctor): Remove.
16747 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
16748 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
16749 * c-semantics.c (emit_local_var): Remove.
16751 * langhooks-def.h (lhd_expand_expr): Remove.
16752 * langhooks.c (lhd_expand_expr): Remove.
16753 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
16755 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
16756 handling from c-semantics.c; don't call into langhook.
16757 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
16758 * gimplify.c (gimplify_compound_literal_expr,
16759 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
16760 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
16761 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
16762 as was done in c-gimplify.c.
16763 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
16764 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
16765 Move from c-common.h.
16766 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
16768 * tree.c (staticp): Do not call langhook.
16769 * langhooks.c (lhd_staticp): Delete.
16770 * langhooks-def.h (lhd_staticp): Delete prototype.
16771 (LANG_HOOKS_STATICP): Delete.
16772 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
16774 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
16775 instead of DECL_STMTs.
16777 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16785 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
16787 (fold_call_expr): Return a NOP_EXPR from folding rather than the
16788 contained expression.
16789 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
16790 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
16791 conditional expressions for C.
16792 (decl_constant_value_for_optimization): Move from
16793 decl_constant_value_for_broken_optimization in c-typeck.c. Check
16794 whether optimizing and that the expression is a VAR_DECL not of
16795 array type instead of doing such checks in the caller. Do not
16796 check pedantic. Call gcc_unreachable for C++.
16797 * c-common.def (C_MAYBE_CONST_EXPR): New.
16798 * c-common.h (c_fully_fold, c_save_expr,
16799 decl_constant_value_for_optimization): New prototypes.
16800 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16801 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16802 EXPR_INT_CONST_OPERANDS): Define.
16803 * c-convert.c (convert): Strip nops from expression.
16804 * c-decl.c (groktypename): Take extra parameters expr and
16805 expr_const_operands. Update call to grokdeclarator.
16806 (start_decl): Update call to grokdeclarator. Add statement for
16807 expressions used in type of decl.
16808 (grokparm): Update call to grokdeclarator.
16809 (push_parm_decl): Update call to grokdeclarator.
16810 (build_compound_literal): Add parameter non_const and build a
16811 C_MAYBE_COSNT_EXPR if applicable.
16812 (grokdeclarator): Take extra parameters expr and
16813 expr_const_operands. Track expressions used in declaration
16814 specifiers and declarators. Fold array sizes and track whether
16815 they are constant expressions and whether they are integer
16816 constant expressions.
16817 (parser_xref_tag): Set expr and expr_const_operands fields in
16819 (grokfield): Update call to grokdeclarator.
16820 (start_function): Update call to grokdeclarator.
16821 (build_null_declspecs): Set expr and expr_const_operands fields in
16823 (declspecs_add_type): Handle expressions in typeof specifiers.
16824 * c-parser.c (c_parser_declspecs): Set expr and
16825 expr_const_operands fields for declaration specifiers.
16826 (c_parser_enum_specifier): Likewise.
16827 (c_parser_struct_or_union_specifier): Likewise.
16828 (c_parser_typeof_specifier): Likewise. Update call to
16829 groktypename. Fold expression as needed. Return expressions with
16830 type instead of adding statements.
16831 (c_parser_attributes): Update calls to c_parser_expr_list.
16832 (c_parser_statement_after_labels): Fold expression before passing
16833 to objc_build_throw_stmt.
16834 (c_parser_condition): Fold expression.
16835 (c_parser_asm_operands): Fold expression.
16836 (c_parser_conditional_expression): Use c_save_expr. Update call
16837 to build_conditional_expr.
16838 (c_parser_alignof_expression): Update call to groktypename.
16839 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
16840 original_code. Fold expression argument of va_arg. Create
16841 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
16842 argument to va_arg. Update calls to groktypename. Fold array
16843 index for offsetof. Verify that first argument to
16844 __builtin_choose_expr has integer type.
16845 (c_parser_postfix_expression_after_paren_type): Update calls to
16846 groktypename and build_compound_literal. Handle expressions with
16847 side effects in type name.
16848 (c_parser_postfix_expression_after_primary): Update call to
16849 c_parser_expr_list. Set original_code for calls to
16850 __builtin_constant_p.
16851 (c_parser_expr_list): Take extra parameter fold_p. Fold
16852 expressions if requested.
16853 (c_parser_objc_type_name): Update call to groktypename.
16854 (c_parser_objc_synchronized_statement): Fold expression.
16855 (c_parser_objc_receiver): Fold expression.
16856 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
16857 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
16858 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
16859 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
16860 (struct c_typespec): Add elements expr and expr_const_operands.
16861 (struct c_declspecs): Add elements expr and expr_const_operands.
16862 (groktypename, build_conditional_expr, build_compound_literal):
16864 (in_late_binary_op): Declare.
16865 * c-typeck.c (note_integer_operands): New function.
16866 (in_late_binary_op): New variable.
16867 (decl_constant_value_for_broken_optimization): Move to c-common.c
16868 and rename to decl_constant_value_for_optimization.
16869 (default_function_array_conversion): Do not strip nops.
16870 (default_conversion): Do not call
16871 decl_constant_value_for_broken_optimization.
16872 (build_array_ref): Do not fold result.
16873 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
16874 result when operand is a VLA.
16875 (c_expr_sizeof_type): Update call to groktypename. Handle
16876 expressions included in type name. Use C_MAYBE_CONST_EXPR for
16877 result when operand names a VLA type.
16878 (build_function_call): Update call to build_compound_literal.
16879 Only fold result for calls to __builtin_* functions. Strip
16880 NOP_EXPR from INTEGER_CST returned from such functions. Fold
16881 the function designator.
16882 (convert_arguments): Fold arguments. Update call to
16883 convert_for_assignment.
16884 (build_unary_op): Handle increment and decrement of
16885 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
16886 decrement earlier. Fold operand of increment and decrement.
16887 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16888 built for integer operand. Wrap returns that are INTEGER_CSTs
16889 without being integer constant expressions or that have integer
16890 constant operands without being INTEGER_CSTs.
16891 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16892 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16893 result is an integer constant expression or can be used in
16894 unevaluated parts of one and avoid folding and wrap as
16895 appropriate. Fold operands before possibly doing -Wsign-compare
16897 (build_compound_expr): Wrap result for C99 if operands can be used
16898 in integer constant expressions.
16899 (build_c_cast): Update call to digest_init. Do not ignore
16900 overflow from casting floating-point constants to integers. Wrap
16901 results that could be confused with integer constant expressions,
16902 null pointer constants or floating-point constants.
16903 (c_cast_expr): Update call to groktypename. Handle expressions
16904 included in type name.
16905 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16906 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16907 Update calls to convert_for_assignment.
16908 (convert_for_assignment): Take new parameter
16909 null_pointer_constant. Do not strip nops or call
16910 decl_constant_value_for_broken_optimization. Set
16911 in_late_binary_op for conversions to boolean.
16912 (store_init_value): Update call to digest_init.
16913 (digest_init): Take new parameter null_pointer_constant. Do not
16914 call decl_constant_value_for_broken_optimization. pedwarn for
16915 initializers not constant expressions. Update calls to
16916 convert_for_assignment.
16917 (constructor_nonconst): New.
16918 (struct constructor_stack): Add nonconst element.
16919 (really_start_incremental_init, push_init_level, pop_init_level):
16920 Handle constructor_nonconst and nonconst element.
16921 (set_init_index): Call constant_expression_warning for array
16923 (output_init_element): Fold value. Set constructor_nonconst as
16924 applicable. pedwarn for initializers not constant expressions.
16925 Update call to digest_init. Call constant_expression_warning
16926 where constant initializers are required.
16927 (process_init_element): Use c_save_expr.
16928 (c_finish_goto_ptr): Fold expression.
16929 (c_finish_return): Fold return value. Update call to
16930 convert_for_assignment.
16931 (c_start_case): Fold switch expression.
16932 (c_process_expr_stmt): Fold expression.
16933 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16934 ensure statement expression is not evaluated in constant expression.
16935 (build_binary_op): Track whether results are integer constant
16936 expressions or may occur in such, disable folding and wrap results
16937 as applicable. Fold operands for -Wsign-compare warnings unless
16939 (c_objc_common_truthvalue_conversion): Handle results folded to
16940 integer constants that are not integer constant expressions.
16941 * doc/extend.texi: Document when typeof operands are evaluated,
16942 that condition of __builtin_choose_expr is an integer constant
16943 expression, and more about use of __builtin_constant_p in
16946 2009-03-29 Richard Guenther <rguenther@suse.de>
16948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16949 propagate addresses of array references.
16951 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16953 * regmove.c (perhaps_ends_bb_p): Remove.
16954 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16955 from INSN and check that the main loop stays within that basic block.
16956 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16957 (regmove_forward_pass): Split out from regmove_optimize. Use
16958 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16959 (regmove_backward_pass): Split out from regmove_optimize. Use
16960 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16961 (regmove_optimize): Simplify.
16963 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16966 * config/i386/i386.c (classify_argument): Ignore flexible array
16967 member in struct and warn ABI change.
16969 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16971 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16973 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16974 (ix86_adjust_cost): Updated.
16976 2009-03-29 Jan Hubicka <jh@suse.cz>
16978 PR middle-end/28850
16979 * tree-pass.h (pass_cleanup_eh): New function.
16980 (remove_unreachable_regions): Break code handling RTL
16981 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16982 that can not be reached by runtime.
16983 (can_be_reached_by_runtime): New function.
16984 (label_to_region_map): New function.
16985 (num_eh_regions): New function.
16986 (rtl_remove_unreachable_regions): New function.
16987 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16988 (remove_eh_region): New function.
16989 * except.h: Include sbitmap and vecprim.
16990 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16991 num_eh_regions): Declare.
16992 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16993 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16994 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16995 (tree_empty_eh_handler_p): New function.
16996 (cleanup_empty_eh): New function.
16997 (cleanup_eh): New function.
16998 (pass_cleanup_eh): New function.
17000 2009-03-29 Jan Hubicka <jh@suse.cz>
17002 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17003 for removed regions.
17005 2009-03-29 Jan Hubicka <jh@suse.cz>
17007 * except.c (dump_eh_tree): Dump all datastructures.
17009 2009-03-29 Jan Hubicka <jh@suse.cz>
17011 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17012 (duplicate_eh_regions_1): Likewise.
17013 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17014 vector; call EH verification.
17015 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17016 Be ready for region being removed.
17018 2009-03-29 Jan Hubicka <jh@suse.cz>
17020 * bitmap.c (bitmap_last_set_bit): New function.
17021 * bitmap.h (bitmap_last_set_bit): Declare.
17023 2009-03-29 David Ayers <ayers@fsfe.org>
17026 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17027 by calling objc_compare_types and surpress warnings about
17028 incompatible C pointers that are compatible ObjC pointers.
17030 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17032 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17033 call initialize_inline_failed.
17034 (initialize_inline_failed): Move it from here ...
17035 * cgraph.c (initialize_inline_failed): ... to here.
17036 (cgraph_create_edge): Call initialize_inline_failed rather than
17037 setting inline_failed directly.
17039 2009-03-29 Ben Elliston <bje@au.ibm.com>
17042 * sysv4.opt (msdata): Improve comment.
17043 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17044 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17046 2009-03-29 Ben Elliston <bje@au.ibm.com>
17049 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17050 load and store attributes.
17052 2009-03-29 Ben Elliston <bje@au.ibm.com>
17054 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17055 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17056 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17057 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17058 __builtin_infq and __builtin_huge_valq.
17060 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17062 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17064 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17065 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17067 2009-03-28 Xinliang David Li <davidxl@google.com>
17069 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17070 (do_dbg_cnt): New function.
17072 2009-03-28 Jan Hubicka <jh@suse.cz>
17074 Merge from pretty-ipa:
17076 2009-03-27 Jan Hubicka <jh@suse.cz>
17078 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17079 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17080 * passes.c (function_called_by_processed_nodes_p): New.
17081 * ipa-pure-const.c (check_call): Fix handling of operands.
17082 (analyze_function): Dump debug output for skipped bodies.
17083 (local_pure_const): Use function_called_by_processed_nodes_p.
17084 * dwarf2out.c (reference_to_unused): Use output.
17085 * passes.c (do_per_function_toporder): Likewise.
17087 2008-11-12 Jan Hubicka <jh@suse.cz>
17089 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17090 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17091 state_set_in_source enum
17092 (check_decl): Ignore memory tags; do not set fake looping flags;
17094 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17095 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17096 (check_call, analyze_function): Rewrite.
17098 (add_new_function): Update call of analyze_function.
17099 (generate_summary): Add call of analyze_function.
17100 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17101 (local_pure_const): New function.
17102 (pass_local_pure_const): New pass.
17103 * ipa-inline.c (inline_transform): Set after_inlining.
17104 * tree-eh.c (stmt_can_throw_external): New.
17105 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17106 work with aliasing built.
17107 * tree-flow.h (stmt_can_throw_external): New.
17108 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17109 and local pure/const pass in early and late optimization queue.
17111 2009-03-28 Martin Jambor <mjambor@suse.cz>
17113 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17115 (fold_binary): Allow function decl aligment consideration is the
17116 second argument is integer constant one.
17117 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17118 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17119 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17121 2009-03-28 Jan Hubicka <jh@suse.cz>
17123 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17124 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17125 * function.h (rtl_data): Add nothrow flag.
17126 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17127 set DECL_NOTHROW for AVAILABLE functions.
17129 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17131 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17132 following vector keyword has expansion starting with pixel or bool
17133 keyword, expand vector to __vector and pixel or bool to __pixel or
17137 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17138 warn_if_disallowed_function_p): Removed.
17139 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17140 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17141 warning_if_disallowed_function_p.
17142 * flags.h (warn_if_disallowed_function_p,
17143 warn_disallowed_functions): Removed.
17144 * common.opt (Wdisallowed-function-list=): Removed.
17145 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17147 2009-03-28 Richard Guenther <rguenther@suse.de>
17149 PR tree-optimization/38723
17150 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17153 2009-03-28 Jan Hubicka <jh@suse.cz>
17155 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17156 test introduced by my previous patch.
17158 2009-03-28 Richard Guenther <rguenther@suse.de>
17160 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17161 the PHIs value undefined.
17163 2009-03-28 Jan Hubicka <jh@suse.cz>
17165 * tree-pass.h (pass_fixup_cfg): New pass.
17166 * ipa-inline.c (inline_transform): Set
17167 always_inline_functions_inlined/after_inlining.
17168 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17169 (pass_fixup_cfg): New pass.
17170 * passes.c (init_optimization_passes): Add fixup_cfg.
17172 2009-03-28 Richard Guenther <rguenther@suse.de>
17174 PR tree-optimization/38458
17175 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17176 argument use the arguments copy-of value.
17178 2009-03-28 Richard Guenther <rguenther@suse.de>
17180 PR tree-optimization/38180
17181 * tree-ssa-ccp.c (get_default_value): Simplify.
17182 (likely_value): Likewise.
17183 (surely_varying_stmt_p): Properly handle VOP case.
17184 (ccp_initialize): Likewise.
17185 (ccp_fold): Handle propagating through *&.
17186 (fold_const_aggregate_ref): Also handle decls.
17188 2009-03-28 Jan Hubicka <jh@suse.cz>
17190 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17191 * cgraph.h (cgraph_node): Likewise.
17192 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17193 (cgraph_reset_node): Use process flag.
17194 (cgraph_mark_functions_to_output): Likewise.
17195 (cgraph_expand_function): Likewise.
17196 (cgraph_expand_all_functions): Likewise.
17197 (cgraph_output_in_order): Likewise.
17198 * dwarf2out.c (reference_to_unused): Likewise.
17199 * passes.c do_per_function_toporder): Likewise.
17201 2009-03-28 Jan Hubicka <jh@suse.cz>
17203 Bring from lto-branch:
17205 2008-09-03 Doug Kwan <dougkwan@google.com>
17207 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17208 enums instead of reason strings.
17209 * cgraph.c (cgraph_create_edge): Same.
17210 (cgraph_inline_failed_string): New function.
17211 * cgraph.h (cgraph_inline_failed_t): New enum type.
17212 (cgraph_inline_failed_string): New prototype.
17213 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17214 char pointer to cgraph_inline_failed_t.
17215 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17216 (cgraph_default_inline_p): Ditto.
17217 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17218 to cgraph_inline_failed_t pointer.
17219 * cif-code.def: New file.
17220 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17222 (cgraph_check_inline_limits): Change type of REASON to pointer to
17223 cgraph_inline_failed_t. Replace reason strings with enums.
17224 (cgraph_default_inline_p): Ditto.
17225 (cgraph_recursive_inlining_p): Ditto.
17226 (update_caller_keys): Change type of FAILED_REASON to
17227 cgraph_inline_failed_t.
17228 (cgraph_set_inline_failed): Change type of REASON to pointer to
17229 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17230 convert enums to strings for text output.
17231 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17232 to be of type cgraph_inline_failed_t. Replace reason strings with
17233 enums. Call cgraph_inline_failed_string to covert enums
17234 to strings for text output.
17235 (cgraph_decide_inlining): Replace reason strings with enums.
17236 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17237 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17239 * tree-inline.c (expand_call_inline): Change type of REASON
17240 to cgraph_inline_failed_t. Replace reason strings with enums.
17241 Call cgraph_inline_failed_string for text output.
17242 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17245 2009-03-28 Jan Hubicka <jh@suse.cz>
17247 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17248 cgraph_clone_node): Remove master clone handling.
17249 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17250 * cgraph.h (master_clone): Remove.
17251 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17252 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17253 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17255 2009-03-28 Jan Hubicka <jh@suse.cz>
17257 * cgraph.c (cgraph_function_body_availability): Functions declared
17258 inline are always safe to assume that it is not going to be replaced.
17260 2009-03-28 Richard Guenther <rguenther@suse.de>
17262 PR tree-optimization/38513
17263 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17264 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17265 EXC_PTR_EXPR and FILTER_EXPR.
17266 (get_ref_from_reference_ops): Likewise.
17268 2009-03-28 Richard Guenther <rguenther@suse.de>
17270 PR tree-optimization/38968
17271 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17272 Use FLOOR_MOD_EXPR to compute misalignment.
17274 2009-03-28 Richard Guenther <rguenther@suse.de>
17276 PR tree-optimization/37795
17277 * tree.h (combine_comparisons): Declare.
17278 * fold-const.c (combine_comparisons): Export.
17279 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17281 (ifcombine_iforif): Use combine_comparisons.
17283 2009-03-28 Jan Hubicka <jh@suse.cz>
17285 * tree-eh.c (inlinable_call_p): New function.
17286 (make_eh_edges): Use it.
17287 (verify_eh_edges): Use it.
17288 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17289 * except.c (reachable_next_level): Add inlinable_function argument
17290 (sjlj_find_directly_reachable_regions): Update.
17291 (add_reachable_handler): Do not set saw_any_handlers.
17292 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17293 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17294 Add new inlinable call parameter.
17295 (can_throw_internal, can_throw_external): Update.
17296 * except.h (can_throw_internal_1, can_throw_external_1,
17297 foreach_reachable_handler): Update declaration.
17299 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17301 * config/arm/t-arm-coff, config/h8300/coff.h,
17302 config/i386/i386-aout.h, config/i386/i386-coff.h,
17303 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17304 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17305 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17306 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17307 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17308 sys-types.h: Remove.
17309 * Makefile.in: Remove protoize and fixproto support and references
17311 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17312 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17314 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17315 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17316 unprotoize$(exeext).
17317 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17318 (.PHONY): Don't depend on proto.
17319 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17320 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17321 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17322 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17323 build/gen-protos.o, build/scan.o, xsys-protos.h,
17324 build/fix-header$(build_exeext), build/fix-header.o,
17325 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17326 stmp-install-fixproto): Remove.
17327 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17328 SYSCALLS.c or fixproto files.
17329 (install-common): Don't install protoize.
17330 (install-headers-tar, install-headers-cpio, install-headers-cp):
17331 Don't depend on $(STMP_FIXPROTO).
17332 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17333 install fixproto files or write out fixproto settings.
17334 (uninstall): Don't uninstall protoize.
17335 * config.gcc (use_fixproto): Remove.
17336 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17337 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17338 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17339 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17340 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17341 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17342 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17343 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17344 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17345 * config/t-vxworks (STMP_FIXPROTO): Remove.
17346 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17347 STMP_FIXPROTO): Remove.
17348 * config.in, configure: Regenerate.
17349 * crtstuff.c (gid_t, uid_t): Don't undefine.
17350 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17351 (arm-*-coff, arm-*-aout: Remove target entries.
17352 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17353 Remove mention of AIX 4.1.
17354 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17355 * doc/invoke.texi (Running Protoize): Remove.
17356 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17357 (Protoize Caveats): Remove.
17358 * tsystem.h: Update comments on headers assumed to exist.
17360 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17362 * genautomata.c: Add a new year to the copyright. Add a new
17364 (struct insn_reserv_decl): Add comments for member bypass_list.
17365 (find_bypass): Remove.
17366 (insert_bypass): New.
17367 (process_decls): Use insert_bypass.
17368 (output_internal_insn_latency_func): Output all bypasses with the
17369 same input insn in one switch case.
17371 * rtl.def (define_bypass): Describe bypass choice.
17372 * doc/md.texi (define_bypass): Ditto.
17374 2009-03-27 Richard Guenther <rguenther@suse.de>
17376 * gimplify.c (mark_addressable): Export.
17377 * tree-flow.h (mark_addressable): Declare.
17378 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17379 * tree-ssa.c (verify_phi_args): Verify that address taken
17380 variables have TREE_ADDRESSABLE set.
17382 2009-03-27 Richard Guenther <rguenther@suse.de>
17384 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17385 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17386 Do not mark decls TREE_ADDRESSABLE.
17387 (build_fold_addr_expr): Adjust.
17388 (fold_addr_expr): Remove.
17389 (fold_unary): Use build_fold_addr_expr.
17390 (fold_comparison): Likewise.
17391 (split_address_to_core_and_offset): Likewise.
17392 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17394 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17395 (gimplify_modify_expr_to_memcpy): Mark source and destination
17397 * omp-low.c (create_omp_child_function): Mark the object decl
17399 (lower_rec_input_clauses): Mark the var we take the address of
17401 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17403 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17405 PR middle-end/39315
17406 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17407 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17409 2009-03-27 Richard Guenther <rguenther@suse.de>
17411 PR tree-optimization/39120
17412 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17414 (handle_lhs_call): Process return constraints. Add escape
17415 constraints if necessary.
17416 (handle_const_call): Fill out return constraints. Make nested
17417 case more precise. Avoid consttmp if possible.
17418 (handle_pure_call): Fill out return constraints. Avoid
17419 callused if possible.
17420 (find_func_aliases): Simplify call handling.
17422 2009-03-27 Richard Guenther <rguenther@suse.de>
17424 PR tree-optimization/39120
17425 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17426 as a representative.
17427 (solve_graph): Do propagate CALLUSED.
17428 (handle_pure_call): Use a scalar constraint from CALLUSED for
17430 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17433 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17436 * c-common.c (handle_aligned_attribute): Properly check alignment
17437 overflow. Use (1U << i) instead of (1 << i).
17439 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17441 * expr.h (get_mem_align_offset): Updated.
17443 * tree.h (tree_decl_common): Change align to "unsigned int" and
17444 move it before pointer_alias_set.
17446 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17447 Jakub Jelinek <jakub@redhat.com>
17450 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17451 gr_register_operand with gr_reg_or_0_operand.
17452 (cmpxchg_rel_di): Likewise.
17453 (sync_lock_test_and_set<mode>): Likewise.
17455 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17457 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17458 (true_regnum): Likewise.
17460 * rtlanal.c (subreg_info): Moved to ...
17461 * rtl.h (subreg_info): Here. New.
17462 (subreg_get_info): New.
17464 * rtlanal.c (subreg_get_info): Make it extern.
17466 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17469 * config/i386/i386.c (ix86_abi): New.
17470 (override_options): Handle -mabi=.
17471 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17472 (ix86_call_abi_override): Likewise.
17473 (init_cumulative_args): Likewise.
17474 (function_arg_advance): Likewise.
17475 (function_arg_64): Likewise.
17476 (function_arg): Likewise.
17477 (ix86_pass_by_reference): Likewise.
17478 (ix86_function_value_regno_p): Likewise.
17479 (ix86_build_builtin_va_list_abi): Likewise.
17480 (setup_incoming_varargs_64): Likewise.
17481 (is_va_list_char_pointer): Likewise.
17482 (ix86_init_machine_status): Likewise.
17483 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17484 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17485 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17486 (ix86_function_abi): Make it static and return enum calling_abi.
17487 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17489 (ix86_fn_abi_va_list): Updated.
17491 * config/i386/i386.h (ix86_abi): New.
17492 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17493 (CONDITIONAL_REGISTER_USAGE): Likewise.
17494 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17495 (machine_function): Likewise.
17497 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17499 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17500 (STACK_BOUNDARY): Likewise.
17501 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17503 * config/i386/i386.opt (mabi=): New.
17505 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17506 return enum calling_abi.
17507 (ix86_function_type_abi): Likewise.
17508 (ix86_function_abi): Removed.
17510 * doc/invoke.texi: Document -mabi= option for x86.
17512 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17514 * builtins.c (real_dconstp): Delete.
17515 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17517 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17518 Jakub Jelinek <jakub@redhat.com>
17521 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17522 (gen_subprogram_die): When a function is explicit, generate the
17523 DW_AT_explicit attribute.
17524 * langhooks.h (struct lang_hooks_for_decls): Add
17525 function_decl_explicit_p langhook.
17526 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17527 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17529 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17531 * builtins.c (fold_builtin_memory_op): Optimize memmove
17532 into memcpy if we can prove source and destination don't overlap.
17534 * tree-inline.c: Include gt-tree-inline.h.
17535 (clone_fn_id_num): New variable.
17536 (clone_function_name): New function.
17537 (tree_function_versioning): Use it.
17538 * Makefile.in (GTFILES): Add tree-inline.c.
17540 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17542 * BASE-VER: Change to 4.5.0.
17544 2009-03-27 Xinliang David Li <davidxl@google.com>
17546 PR tree-optimization/39557
17547 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17549 2009-03-27 Xinliang David Li <davidxl@google.com>
17551 PR tree-optimization/39548
17552 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17555 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17557 * c-common.c (pointer_int_sum): Use %wd on return from
17560 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17562 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17563 on return from tree_low_cst.
17565 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17568 * ginclude/stdarg.h (va_copy): Define also for
17569 __GXX_EXPERIMENTAL_CXX0X__.
17571 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17574 * builtins.h (c_strlen): Do not warn here.
17575 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17576 * c-common.c (pointer_int_sum): Take an explicit location.
17577 Warn about offsets out of bounds.
17578 * c-common.h (pointer_int_sum): Adjust declaration.
17580 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17582 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17585 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17588 * opts.c (warn_if_disallowed_function_p): Don't assume
17589 get_callee_fndecl must return non-NULL.
17591 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17593 PR rtl-optimization/39522
17594 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17595 when reg_reloaded_valid is set.
17597 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17599 * config/spu/divv2df3.c: New file.
17600 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17601 (DPBIT_FUNCS): Filter out _div_df.
17603 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17605 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17606 a jump insn, count that jump in the distance to the loop start.
17608 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17611 * config/sh/sh.c (calc_live_regs): Fix condition for global
17612 registers except PIC_OFFSET_TABLE_REGNUM.
17614 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17617 * doc/invoke.texi (-mconsole): New.
17619 (-mno-cygwin): New.
17621 (-mnop-fun-dllimport): New.
17625 (sub section "i386 and x86-64 Windows Options"): New.
17627 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17629 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17630 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17632 2009-03-25 Richard Guenther <rguenther@suse.de>
17634 PR middle-end/39497
17635 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17638 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17640 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17641 neither of haifa/selective schedulers are working.
17643 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17645 * doc/invoke.texi (Debugging Options): Fix description of
17646 -fno-merge-debug-strings.
17648 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17650 * config/cris/libgcc.ver: New version-script.
17651 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17653 * configure.ac <GAS features, nop mnemonic>: Add pattern
17654 crisv32-*-* for "nop".
17655 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17656 * configure: Regenerate.
17658 2009-03-24 Ira Rosen <irar@il.ibm.com>
17660 PR tree-optimization/39529
17661 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17662 mark_sym_for_renaming for the tag copied to the new vector
17665 2009-03-24 Arthur Loiret <aloiret@debian.org>
17667 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17668 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17669 EXTRA_SPEC_FUNCTIONS.
17670 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17671 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17672 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17673 -march and -mtune options.
17675 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17677 * config/m68k/t-rtems: Add m5329 multilib.
17679 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17680 Jakub Jelinek <jakub@redhat.com>
17683 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17686 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17689 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17690 instead of c_parser_expression_conv, if original_code isn't one of the
17691 4 allowed comparison codes, fail.
17693 2009-03-23 Richard Guenther <rguenther@suse.de>
17695 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17696 * tree.h (struct tree_type): Likewise.
17697 * reload.h (struct insn_chain): Likewise.
17698 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17699 * function.h (struct function): Likewise.
17700 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17702 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17704 PR tree-optimization/39516
17705 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17707 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17709 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17710 should be set true if BITS_PER_WORD of target is bigger than 32
17712 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17714 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17715 Translate -B-options to -rpath-link. Correct existing
17716 rpath-link and conditionalize on !nostdlib.
17718 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17720 * doc/extend.texi (Function Attributes, Variable Attributes):
17722 * doc/invoke.texi (Debugging Options, Optimize Options)
17723 (i386 and x86-64 Options, MCore Options): Likewise.
17725 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17728 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17729 it for block local namespace aliases.
17730 (gen_decl_die): Pass context_die to gen_namespace_die.
17732 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17735 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17736 minimum or maximum value.
17738 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17740 * reginfo.c (globalize_reg): Recompute derived reg sets.
17742 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17745 * libgcc2.c (mprotect): Do not use signed arguments for
17746 VirtualProtect, use DWORD arguments. Also fix the 'may
17747 be used uninitialized' warning for the np variable.
17749 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17752 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
17753 functions using regparm calling conventions when not optimizing.
17754 (ix86_function_sseregparm): Similarly for sseregparm calling
17757 2009-03-19 Li Feng <nemokingdom@gmail.com>
17759 PR middle-end/39500
17760 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
17761 dependence if the first conflict is after niter iterations.
17763 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
17765 PR middle-end/38609
17766 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
17767 functions with dynamic stack-pointer adjustments.
17769 2009-03-19 Ben Elliston <bje@au.ibm.com>
17771 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
17772 option; change to -msdata=data.
17774 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17776 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
17779 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
17782 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
17784 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
17786 * doc/invoke.texi (Code Gen Options): Expand discussion of
17789 2009-03-18 Jakub Jelinek <jakub@redhat.com>
17791 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
17792 * matrix-reorg.c (struct matrix_info): Likewise.
17793 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
17794 * rtl.h (struct mem_attrs): Likewise.
17795 * df.h (struct df): Likewise.
17796 * tree-data-ref.h (struct data_dependence_relation): Likewise.
17797 * ira-int.h (struct ira_allocno): Likewise.
17798 * df-scan.c (struct df_collection_rec): Likewise.
17799 * ira.c (struct equivalence): Likewise.
17800 * function.c (struct temp_slot): Likewise.
17801 * cfgloop.h (struct loop): Likewise.
17804 * function.c (use_register_for_decl): When not optimizing, disregard
17805 register keyword for variables with types containing methods.
17807 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
17809 PR middle-end/39447
17810 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
17811 (is_simple_operand): Call contains_component_ref_p before calling data
17812 reference analysis that would fail on COMPONENT_REFs.
17814 * tree-vrp.c (search_for_addr_array): Fix formatting.
17816 2009-03-18 Richard Guenther <rguenther@suse.de>
17818 * tree-vect-transform.c (vect_loop_versioning): Fold the
17819 generated comparisons.
17820 * tree-vectorizer.c (set_prologue_iterations): Likewise.
17821 (slpeel_tree_peel_loop_to_edge): Likewise.
17823 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17825 PR middle-end/37805
17826 * opts.c (print_specific_help): In addition to `undocumented',
17827 accept `separate' and `joined' flags if passed alone. Describe
17828 output by the first matched one of those.
17829 (common_handle_option): Skip over empty strings.
17830 * gcc.c (display_help): Fix help string for `--help='.
17831 * doc/invoke.texi (Option Summary, Overall Options): With
17832 `--help=', classes and qualifiers can both be repeated, but
17833 only the latter can be negated. One should not pass only
17834 negated qualifiers. Fix markup and examples.
17837 2008-10-14 Jakub Jelinek <jakub@redhat.com>
17838 PR middle-end/37805
17839 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
17840 and -fhelp=separate.
17842 2009-03-17 Jing Yu <jingyu@google.com>
17844 PR middle-end/39378
17845 * function.h (struct rtl_data): Move is_thunk from here...
17846 (struct function): ...to here.
17847 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
17848 * varasm.c (assemble_start_function): Change is_thunk from crtl to
17850 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
17852 (alpha_does_function_need_gp, alpha_start_function): Likewise.
17853 (alpha_output_function_end_prologue): Likewise.
17854 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
17855 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
17856 (rs6000_output_function_epilogue): Likewise.
17857 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
17859 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
17862 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
17863 from different units in a single alternative.
17864 (*truncdfsf_i387): Ditto.
17865 (*truncxfsf2_mixed): Ditto.
17866 (*truncxfdf2_mixed): Ditto.
17868 2009-03-17 Jakub Jelinek <jakub@redhat.com>
17870 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
17871 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
17874 * tree-ssa-live.c (remove_unused_locals): Don't remove local
17875 unused non-artificial variables when not optimizing.
17878 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
17879 DW_TAG_imported_module even if decl is IMPORTED_DECL with
17880 NAMESPACE_DECL in its DECL_INITIAL.
17882 PR middle-end/39443
17883 * optabs.c (set_user_assembler_libfunc): New function.
17884 * expr.h (set_user_assembler_libfunc): New prototype.
17885 * c-common.c: Include libfuncs.h.
17886 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17887 for memcmp, memset, memcpy, memmove and abort.
17888 * Makefile.in (c-common.o): Depend on libfuncs.h.
17891 * dwarf2out.c (gen_inlined_enumeration_type_die,
17892 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17893 gen_tagged_type_instantiation_die): Removed.
17894 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17897 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17900 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17902 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17903 (check-parallel-%): Ditto.
17904 (check-consistency): Ditto.
17906 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17908 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17909 local variable rhs by NULL_TREE.
17911 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17914 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17916 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17919 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17921 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17924 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17925 for ms->sysv ABI calls only in 64bit mode.
17927 * config/i386/i386.md (untyped_call): Support 32bit.
17929 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17931 * doc/extend.texi: Replace x86_65 with x86_64.
17933 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17935 PR tree-optimization/39455
17936 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17937 mismatches for POINTER_TYPE_P (type).
17938 (number_of_iterations_le): Likewise.
17940 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17942 * config/picochip/picochip.c: Removed profiling support.
17943 * config/picochip/picochip.md: Removed profiling instruction.
17944 * config/picochip/picochip.h: Removed profiling builtin.
17946 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17948 * doc/install.texi (--with-host-libstdcxx): Document.
17950 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17953 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17954 generate a warning if the function name does not begin with
17955 "__vector" and the function has either the 'signal' or 'interrupt'
17956 attribute, from here to ...
17957 (avr_declare_function_name): ...here. New function.
17958 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17959 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17961 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17964 * cse.c (fold_rtx): Don't modify original const_arg1 when
17965 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17966 separate variable instead.
17967 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17968 from out of range shift counts.
17969 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17971 2009-03-13 Catherine Moore <clm@codesourcery.com>
17973 * config/i386/x-mingw32 (host-mingw32.o): Replace
17974 diagnostic.h with $(DIAGNOSTIC_H).
17976 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17979 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17981 * config/i386/sync.md (sync_compare_and_swap<mode>,
17982 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17983 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17985 (sync_double_compare_and_swapdi_pic,
17986 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17987 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17989 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17992 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17994 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17997 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17998 (avx_addsubv4df3): Likewise.
17999 (*avx_addsubv4sf3): Likewise.
18000 (sse3_addsubv4sf3): Likewise.
18002 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18005 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18007 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18010 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18011 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18012 registers for allocnos created from user-defined variables.
18014 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18017 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18018 of non-integer mode as well.
18020 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18022 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18023 for functions for which the parameter types are unknown.
18025 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18028 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18029 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18030 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18031 * config/i386/i386.c (ix86_local_alignment): For
18032 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18033 long long variables on the stack to avoid dynamic realignment.
18034 Allow the first argument to be a decl rather than type.
18035 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18037 2009-03-11 Nick Clifton <nickc@redhat.com>
18040 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18042 Add description to mno-lsim option.
18043 * config/mcore/mcore.h: Remove comment about deprecated m4align
18045 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18046 * doc/invoke.texi: Add description of mno-lsim and
18047 mstack-increment options.
18049 * config/fr30/fr30.opt: Document the -mno-lsim option.
18050 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18051 and -mno-lsim options.
18053 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18055 * fold-const.c (fold_comparison): Only call fold_inf_compare
18056 if the mode supports infinities.
18058 2009-03-11 Jason Merrill <jason@redhat.com>
18061 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18062 end already did. Notice GIMPLE_CALL modifications of the result.
18063 Don't copy debug information from an ignored decl or a decl from
18066 2009-03-10 Richard Guenther <rguenther@suse.de>
18067 Nathan Froyd <froydnj@codesourcery.com>
18069 PR middle-end/37850
18070 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18071 (__divMODE3): Likewise.
18073 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18075 PR tree-optimization/39394
18076 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18077 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18079 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18081 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18082 inline asms for register asm ("") declarations.
18084 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18086 * fold-const.c (fold_unary): Fix comment.
18088 2009-03-07 Jan Hubicka <jh@suse.cz>
18091 * tree-inline.c (setup_one_parameter): Do replacement of const
18092 argument by constant in SSA form.
18094 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18096 PR middle-end/38028
18097 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18098 determine alignment passed to assign_stack_local.
18099 (assign_parms_unsplit_complex): Likewise.
18100 * except.c (sjlj_build_landing_pads): Likewise.
18102 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18104 PR middle-end/39360
18105 * tree-flow.h (add_referenced_var): Return bool instead of void.
18106 * tree-dfa.c (add_referenced_var): Return result of
18107 referenced_var_check_and_insert call.
18108 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18109 of referenced_var_check_and_insert.
18112 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18113 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18114 DIE, don't emit it if abstract origin already has it.
18115 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18116 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18118 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18120 * genpreds.c (needs_variable): Fix parentheses at variable name
18122 (write_tm_constrs_h): Indent generated code.
18124 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18126 * doc/extend.texi (Function Attributes): Add documentation
18127 for isr attributes.
18129 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18132 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18133 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18135 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18137 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18140 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18143 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18144 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18146 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18148 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18149 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18150 constants instead of magic numbers.
18151 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18153 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18154 (x86_64_ms_abi_int_parameter_registers): Ditto.
18155 (x86_64_int_return_registers): Ditto.
18156 (ix86_maybe_switch_abi): Ditto.
18157 (ix86_expand_call): Ditto for clobbered_registers array.
18158 (ix86_hard_regno_mode_ok): Ditto.
18159 (x86_extended_QIreg_mentioned_p): Ditto.
18161 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18163 PR tree-optimization/39349
18164 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18166 * combine.c (gen_lowpart_for_combine): Use omode when generating
18169 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18171 PR rtl-optimization/39235
18172 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18174 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18176 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18178 2009-03-04 Richard Guenther <rguenther@suse.de>
18180 PR tree-optimization/39362
18181 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18182 that occur in abnormal PHIs should be varying.
18184 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18186 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18188 (simple_iv): Take loop as an argument instead of statement.
18189 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18190 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18192 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18194 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18195 * matrix-reorg.c (analyze_transpose): Ditto.
18196 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18197 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18198 * tree-predcom.c (ref_at_iteration): Ditto.
18199 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18201 2009-03-04 Richard Guenther <rguenther@suse.de>
18203 PR tree-optimization/39358
18204 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18205 escaped_id and callused_id.
18206 (solve_graph): Likewise.
18208 2009-03-04 Richard Guenther <rguenther@suse.de>
18210 PR tree-optimization/39339
18211 * tree-sra.c (try_instantiate_multiple_fields): Make it
18212 no longer ICE on the above.
18214 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18216 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18217 that fits within Pmode.
18219 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18221 PR middle-end/10109
18222 * tm.texi (LIBCALL_VALUE): Update description.
18224 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18226 PR middle-end/34443
18227 * doc/extend.texi (section): Update description.
18229 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18231 PR middle-end/39345
18232 * tree-inline.c (remapped_type): New.
18233 (can_be_nonlocal): Call remapped_type instead of remap_type.
18235 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18238 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18239 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18241 2009-03-03 Richard Guenther <rguenther@suse.de>
18243 PR middle-end/39272
18244 * tree.c (tree_nonartificial_location): New function.
18245 * tree.h (tree_nonartificial_location): Declare.
18246 * builtins.c (expand_builtin_memory_chk): Provide location
18247 of the call location for artificial function pieces.
18248 (maybe_emit_chk_warning): Likewise.
18249 (maybe_emit_sprintf_chk_warning): Likewise.
18250 (maybe_emit_free_warning): Likewise.
18251 * expr.c (expand_expr_real_1): Likewise.
18253 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18255 PR tree-optimization/39343
18256 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18257 COMPONENT_REF t has ARRAY_TYPE.
18259 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18261 PR middle-end/39335
18262 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18263 when the type precision of the induction variable should be
18264 larger than the type precision of nit.
18265 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18266 * graphite.c (graphite_loop_normal_form): Same.
18267 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18269 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18271 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18272 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18273 numbers to describe clobbered registers.
18274 (*call_value_0_rex64_ms_sysv): Ditto.
18275 * config/i386/mmx.md (mmx_emms): Ditto.
18276 (mmx_femms): Ditto.
18278 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18280 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18283 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18285 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18286 (spu_section_type_flags): New function.
18288 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18290 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18291 reg_class_contents of FLOAT_REGS into a temporary.
18293 2009-03-02 Richard Guenther <rguenther@suse.de>
18294 Ira Rosen <irar@il.ibm.com>
18296 PR tree-optimization/39318
18297 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18298 information to the vectorized statement.
18300 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18302 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18303 variable. Use defined names instead of magic constants for REX SSE
18306 2009-03-01 Richard Guenther <rguenther@suse.de>
18308 PR tree-optimization/39331
18309 * omp-low.c (lower_send_shared_vars): Do not receive new
18310 values for the reference of DECL_BY_REFERENCE parms or results.
18312 2009-03-01 Jan Hubicka <jh@suse.cz>
18315 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18316 BLOCK_NONLOCALIZED_VAR): New macros.
18317 (tree_block): Add nonlocalized_vars.
18318 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18319 gen_decl_die): Add origin argument. Allow generation of die with
18320 origin at hand only.
18321 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18322 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18324 (gen_block_die): Fix checking for unused blocks.
18325 (process_scope_var): Break out from .... ; work with origins only.
18326 (decls_for_scope) ... here; process nonlocalized list.
18327 (dwarf2out_ignore_block): Look for nonlocalized vars.
18328 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18330 (dump_scope_block): Dump them.
18331 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18332 (remap_block): Likewise.
18333 (can_be_nonlocal): New predicate.
18334 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18336 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18338 * configure: Regenerate.
18340 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18342 * optc-gen.awk: No need to duplicate option flags twice.
18343 Reuse help texts for duplicate options which do not have any.
18345 * gcc.c (display_help): Document --version.
18347 * gcc.c (main): If print_help_list and verbose_flag, ensure
18348 driver output comes before subprocess output.
18350 * optc-gen.awk: Assign all remaining fields to help string,
18351 space-separated, for multi-line help in *.opt.
18353 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18354 -Wno-pedantic-ms-format is for MinGW targets only.
18356 * doc/options.texi (Option file format): Fix bad indentation,
18357 restoring dropped sentence.
18359 2009-02-28 Jan Hubicka <jh@suse.cz>
18361 * tree-inline.c (tree_function_versioning): Output debug info.
18363 2009-02-28 Jan Hubicka <jh@suse.cz>
18366 * tree-inline.c (setup_one_parameter): Do not copy propagate
18367 arguments when not optimizing.
18369 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18372 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18373 (avx_addsubv4df3): Likewise.
18374 (*avx_addsubv4sf3): Likewise.
18375 (sse3_addsubv4sf3): Likewise.
18376 (*avx_addsubv2df3): Likewise.
18377 (sse3_addsubv2df3): Likewise.
18378 (avx_unpckhps256): Correct item selectors.
18379 (avx_unpcklps256): Likewise.
18380 (avx_unpckhpd256): Likewise.
18381 (avx_unpcklpd256): Likewise.
18383 2009-02-28 Jan Hubicka <jh@suse.cz>
18385 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18387 (copy_arguments_for_versioning): If var is declared don't declare it.
18388 (tree_function_versioning): First setup substitutions and then copy
18391 2009-02-27 Jan Hubicka <jh@suse.cz>
18394 * cgraph.h (varpool_output_debug_info): Remove.
18395 * cgraphunit.c (varpool_output_debug_info): Remove.
18396 * dwarf2out.c (deferred_locations_struct): New struct
18397 (deferred_locations): New type.
18398 (deferred_locations_list): New static var.
18399 (deffer_location): New function.
18400 (gen_variable_die): Use it.
18401 (decls_for_scope): Output info on local static vars.
18402 (dwarf2out_finish): Process deferred locations.
18403 * varpool.c (varpool_output_debug_info): Remove.
18405 2009-02-27 Jan Hubicka <jh@suse.cz>
18408 * tree.h (TREE_PROTECTED): Fix comment.
18409 (BLOCK_HANDLER_BLOCK): Remove.
18410 (struct tree_block): Remove handler_block add body_block.
18411 (inlined_function_outer_scope_p): New.
18412 (is_body_block): Remove.
18413 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18414 * dwarf2out.c (is_inlined_entry_point): Remove.
18415 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18416 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18418 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18419 * gimplify.c (gimplify_expr): Gimplify body blocks.
18420 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18421 block with multiple subblocks.
18422 (dump_scope_block): Prettier output; dump more flags and info.
18423 (dump_scope_blocks): New.
18424 (remove_unused_locals): Use dump_scope_blocks.
18425 * tree-flow.h (dump_scope_blocks): Declare.
18426 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18427 * stmt.c (is_body_block): Remove.
18428 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18429 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18431 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18433 PR middle-end/39308
18434 * graphite.c (graphite_loop_normal_form): Do not call
18435 number_of_iterations_exit from a gcc_assert.
18437 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18439 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18440 jumps if COND is NULL.
18441 (find_cond_jump): New function.
18442 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18443 * config/s390/s390.md: Remove z10_cobra attribute value.
18445 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18447 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18448 force_const_mem returns NULL_RTX.
18450 2009-02-26 Jan Hubicka <jh@suse.cz>
18453 * cgraph.h (varpool_output_debug_info): Remove.
18454 * cgraphunit.c (varpool_output_debug_info): Remove.
18455 * dwarf2out.c (deferred_locations_struct): New struct
18456 (deferred_locations): New type.
18457 (deferred_locations_list): New static var.
18458 (deffer_location): New function.
18459 (gen_variable_die): Use it.
18460 (decls_for_scope): Output info on local static vars.
18461 (dwarf2out_finish): Process deferred locations.
18462 * varpool.c (varpool_output_debug_info): Remove.
18464 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18466 PR rtl-optimization/39241
18467 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18468 to subreg_offset_representable_p.
18470 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18472 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18473 execute function prototype. Get f and nregs from max_reg_num
18474 and get_insns. Remove the first backward pass as it's dead,
18475 guard the forward pass by flag_expensive_optimizations.
18476 (rest_of_handle_regmove): Delete.
18477 (pass_regmove): Replace it with regmove_optimize.
18479 2009-02-25 Martin Jambor <mjambor@suse.cz>
18481 PR tree-optimization/39259
18482 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18483 calls_alloca function flags.
18484 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18485 calls are detected.
18487 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18489 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18490 flags_set_1_rtx, flags_set_1_set): Delete.
18491 (regmove_optimize): Do not call mark_flags_life_zones.
18493 2009-02-24 Julian Brown <julian@codesourcery.com>
18496 * config/arm/arm.c (require_pic_register): Only set
18497 cfun->machine->pic_reg once per function.
18499 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18501 * doc/invoke.texi (Link Options): Document an easier way to pass
18502 options that take arguments to the GNU linker using -Xlinker and -Wl.
18504 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18507 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18509 2009-02-24 Richard Guenther <rguenther@suse.de>
18512 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18514 2009-02-24 Richard Guenther <rguenther@suse.de>
18515 Zdenek Dvorak <ook@ucw.cz>
18517 PR tree-optimization/39233
18518 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18519 from converting them to a generic type.
18521 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18523 PR tree-optimization/39260
18524 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18525 contains a condition with a real type.
18526 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18528 2009-02-23 Jason Merrill <jason@redhat.com>
18531 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18532 narrowing_initializer_constant_valid_p.
18533 (narrowing_initializer_constant_valid_p): Don't return
18534 null_pointer_node for adding a pointer to itself.
18536 2009-02-23 Jan Hubicka <jh@suse.cz>
18539 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18542 2009-02-23 Jan Hubicka <jh@suse.cz>
18544 PR tree-optimization/37709
18545 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18546 * tree.h (block_ultimate_origin): Declare.
18547 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18548 * tree-ssa-live.c (remove_unused_scope_block_p):
18549 Eliminate blocks containig no instructions nor live variables nor
18551 (dump_scope_block): New function.
18552 (remove_unused_locals): Enable removal of dead blocks by default;
18553 enable dumping at TDF_DETAILS.
18555 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18557 * config/i386/i386.c (classify_argument): Don't allow COImode
18559 (function_arg_advance_32): Don't allow OImode.
18560 (function_arg_32): Likewise.
18561 (function_value_32): Likewise.
18562 (return_in_memory_32): Likewise.
18563 (function_arg_64): Remove OImode comment.
18565 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18568 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18569 ix86_expand_vector_set for V4DImode in 64bit mode only.
18570 (ix86_expand_vector_init_one_var): Likewise.
18572 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18574 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18576 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18579 * loop-iv.c: Revert last change.
18580 * emit-rtl.c: Likewise.
18582 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18585 * config/i386/i386.c (type_natural_mode): Remove an extra
18586 space in the warning message.
18587 (function_value_32): Handle 32-byte vector modes.
18588 (return_in_memory_32): Likewise.
18590 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18592 * loop-iv.c (truncate_value): New function.
18593 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18595 (lowpart_subreg): Move to...
18596 * emit-rtl.c: ...here.
18598 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18600 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18601 accidental and undocumented change at revision 140860.
18603 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18605 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18606 take gimple_seq * arguments.
18607 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18608 types_compatible_p langhook.
18610 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18611 Joseph Myers <joseph@codesourcery.com>
18613 * config/arm/arm.c (arm_builtin_va_list): New function.
18614 (arm_expand_builtin_va_start): Likewise.
18615 (arm_gimplify_va_arg_expr): Likewise.
18616 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18617 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18618 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18619 (va_list_type): New variable.
18620 (arm_mangle_type): Mangle va_list_type appropriately.
18622 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18624 PR middle-end/39157
18625 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18626 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18627 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18628 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18629 parameter to 1000 for -O1 by default.
18630 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18632 * loop-invariant.c: Include params.h.
18633 (move_loop_invariants): Don't call move_single_loop_invariants on
18636 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18638 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18639 offset when calculating bounds for indexing stack_usage_map. Fixes
18640 a buffer overflow with certain target setups.
18642 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18645 * calls.c (expand_call): Clear try_tail_call if caller and callee
18646 disagree in promotion of function return value.
18648 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18651 * c-common.c (c_determine_visibility): If visibility changed and
18652 DECL_RTL has been already set, call make_decl_rtl to update symbol
18655 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18658 * varasm.c (assemble_variable): Don't check DECL_NAME when
18659 globalizing a variable.
18661 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18664 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18665 expression before any __builtin_trap call.
18666 * c-typeck.c (build_function_call): Convert and check function
18667 arguments before generating a call to a trap. Evaluate the
18668 function arguments before the trap.
18670 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18673 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18674 (UNSPEC_FXAM_MEM): New unspec.
18675 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18676 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18677 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18679 2009-02-19 Richard Guenther <rguenther@suse.de>
18681 PR tree-optimization/39207
18682 PR tree-optimization/39074
18683 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18684 storedanything_tree): New.
18685 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18686 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18687 (build_succ_graph): Add edges from STOREDANYTHING to all
18689 (init_base_vars): Initialize STOREDANYTHING.
18690 (compute_points_to_sets): Free substitution info after
18691 building the succ graph.
18692 (ipa_pta_execute): Likewise.
18694 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18696 (do_ds_constraint): Do not add to special var or non-pointer
18698 (type_could_have_pointers): Split out from ...
18699 (could_have_pointers): ... here. For arrays use the element type.
18700 (create_variable_info_for): Initialize may_have_pointers.
18701 (new_var_info): Likewise.
18702 (handle_lhs_call): Make the HEAP variable unknown-sized.
18703 (intra_create_variable_infos): Use a type with pointers for
18704 PARM_NOALIAS, make it unknown-sized.
18706 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18709 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18711 2009-02-18 Jason Merrill <jason@redhat.com>
18714 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18715 value if DECL_EXTERNAL.
18716 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18717 * target.h (gcc_target::binds_local_p): Clarify "module".
18718 * tree.h (TREE_PUBLIC): Clarify "module".
18720 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18723 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18724 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18726 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18729 * c.opt (Wabi): Support C and ObjC.
18732 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18734 * config/i386/i386.c (classify_argument): Warn once about the ABI
18735 change when passing union with long double.
18737 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18739 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18742 * c-parser.c (c_parser_compound_statement): Always enter and leave
18745 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18748 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
18750 2009-02-18 Jakub Jelinek <jakub@redhat.com>
18752 PR tree-optimization/36922
18753 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
18754 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
18757 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18759 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
18762 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18764 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
18766 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
18768 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
18771 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
18772 Richard Sandiford <rdsandiford@googlemail.com>
18774 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
18775 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
18776 (loongson_biadd): ...this.
18778 2009-02-17 Richard Guenther <rguenther@suse.de>
18780 PR tree-optimization/39202
18781 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
18782 a var make sure to follow existing collapses.
18784 2009-02-17 Richard Guenther <rguenther@suse.de>
18786 PR middle-end/39214
18787 * langhooks.c (lhd_print_error_function): Check for NULL block.
18789 2009-02-17 Richard Guenther <rguenther@suse.de>
18791 PR tree-optimization/39204
18792 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
18795 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
18797 * config/soft-fp/double.h: Update from glibc CVS.
18799 2009-02-17 Richard Guenther <rguenther@suse.de>
18801 PR tree-optimization/39207
18802 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
18803 strict-aliasing warnings for pointers pointing to NULL.
18805 2009-02-16 Joseph Myers <joseph@codesourcery.com>
18808 * c-parser.c (c_parser_braced_init): Call pop_init_level when
18809 skipping until next close brace.
18811 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
18814 * config/i386/i386.c (ix86_expand_push): Set memory alignment
18815 to function argument boundary.
18817 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18819 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
18820 in the lea_add. Reload eventually constraints it properly.
18821 * config/picochip/constraints.md: Remove the target constraint
18822 "b", since it is not needed anymore.
18824 2009-02-16 Jakub Jelinek <jakub@redhat.com>
18826 * gthr-dce.h: Uglify function parameter and local variable names.
18827 * gthr-gnat.h: Likewise.
18828 * gthr-mipssde.h: Likewise.
18829 * gthr-nks.h: Likewise.
18830 * gthr-posix95.h: Likewise.
18831 * gthr-posix.h: Likewise.
18832 * gthr-rtems.h: Likewise.
18833 * gthr-single.h: Likewise.
18834 * gthr-solaris.h: Likewise.
18835 * gthr-tpf.h: Likewise.
18836 * gthr-vxworks.h: Likewise.
18837 * gthr-win32.h: Likewise.
18839 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
18842 * config/i386/i386.md: Restrict the new peephole2 to move
18843 between MMX/SSE registers.
18845 2009-02-15 Richard Guenther <rguenther@suse.de>
18848 2009-02-13 Richard Guenther <rguenther@suse.de>
18850 * configure.ac: Enable LFS.
18851 * configure: Re-generate.
18852 * config.in: Likewise.
18854 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18856 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
18857 spu_srqwbyte, spu_srqwbytebc): Define.
18858 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
18859 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
18860 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
18861 "shrqby_<mode>"): New insn-and-split patterns.
18862 * config/spu/spu.c (expand_builtin_args): Determine and return
18863 number of operands using spu_builtin_description data.
18864 (spu_expand_builtin_1): Use it.
18866 2009-02-13 Steve Ellcey <sje@cup.hp.com>
18869 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
18872 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18875 * config/i386/i386.c (override_options): Correct warning
18876 messages for -malign-loops, -malign-jumps and -malign-functions.
18878 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18881 * config/i386/i386.md: Restrict the new peephole2 to move
18882 between the general purpose registers.
18884 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18887 * config/i386/i386.c (type_natural_mode): Add a new argument.
18888 Return the original mode and warn ABI change if vector size is 32byte.
18889 (function_arg_advance): Updated.
18890 (function_arg): Likewise.
18891 (ix86_function_value): Likewise.
18892 (ix86_return_in_memory): Likewise.
18893 (ix86_sol10_return_in_memory): Likewise.
18894 (ix86_gimplify_va_arg): Likewise.
18895 (function_arg_32): Don't warn ABX ABI change here.
18896 (function_arg_64): Likewise.
18898 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18900 * loop-iv.c (implies_p): In the final case, test that operands 0
18901 of the two comparisons match.
18903 * config/bfin/bfin.c (find_prev_insn_start): New function.
18904 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18905 (find_next_insn_start): Move.
18907 2009-02-13 Richard Guenther <rguenther@suse.de>
18909 * configure.ac: Enable LFS.
18910 * configure: Re-generate.
18911 * config.in: Likewise.
18913 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18916 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18917 sizes on syntax error after some arguments have been parsed.
18919 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18921 * doc/invoke.texi (-fira): Remove.
18923 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18925 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18926 * recog.c: Likewise.
18929 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18931 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18932 (umul_ppmm): Likewise.
18933 (count_leading_zeros): Likewise.
18934 (count_trailing_zeros): Likewise.
18935 (UMUL_TIME): Likewise.
18937 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18939 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18940 soft-fp/t-softfp to tmake_file.
18942 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18943 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18944 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18945 IA64_BUILTIN_INFQ]: New.
18946 (ia64_init_builtins): Initialize __builtin_infq,
18947 __builtin_fabsq and __builtin_copysignq if not HPUX.
18948 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18949 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18951 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18953 (__fixtfti): Likewise.
18954 (__fixunstfti): Likewise.
18955 (__floattitf): Likewise.
18957 * config/ia64/libgcc-glibc.ver: New.
18958 * config/ia64/t-fprules-softfp: Likewise.
18959 * config/ia64/sfp-machine.h: Likewise.
18961 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18962 (LIBGCC2_TF_CEXT): Likewise.
18963 (TF_SIZE): Likewise.
18964 (TARGET_INIT_LIBFUNCS): Likewise.
18966 * config/ia64/t-glibc (SHLINB_MAPFILES):
18967 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18969 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18971 * config/i386/i386.c (construct_container): Rewrite processing
18972 BLKmode with X86_64_SSE_CLASS.
18974 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18977 * config/i386/i386.md: Replace simplify_replace_rtx with
18978 replace_rtx in the new peephole2.
18980 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18982 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18983 loop unrolling do not happen at -O2.
18985 2009-02-12 Michael Matz <matz@suse.de>
18987 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18989 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18991 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18994 2009-02-12 Ben Elliston <bje@au.ibm.com>
18996 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18997 patterns when updating the back chain. Missed in the 2009-02-10
19000 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19002 * doc/extend.texi (Decimal Floating Types): Update identifier of
19003 draft TR and list of missing support.
19005 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19007 PR middle-end/39154
19008 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19009 bit to variable length decl's flags, add it also to its
19010 pointer replacement variable.
19012 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19013 Jakub Jelinek <jakub@redhat.com>
19016 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19017 (memory_blockage): New expander.
19018 (*memory_blockage): New insn pattern.
19019 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19020 instead of general blockage at the end of function prologue when
19021 frame pointer is used to access red zone area. Do not emit blockage
19022 when profiling, it is emitted in generic code.
19023 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19024 function epilogue when frame pointer is used to access red zone area.
19026 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19029 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19030 by arithmetic with memory operands.
19031 * config/i386/predicates.md (commutative_operator): New.
19033 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19035 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19038 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19040 * alias.h (record_alias_subset): Declare.
19041 * alias.c (record_alias_subset): Make global.
19043 2009-02-10 Nick Clifton <nickc@redhat.com>
19045 * tree-parloops.c: Change license to GPLv3.
19046 * ipa-struct-reorg.c: Change license to GPLv3.
19047 * ipa-struct-reorg.h: Change license to GPLv3.
19049 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19052 * c-decl.c (start_struct): Return NULL on error.
19054 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19056 PR middle-end/39124
19057 * cfgloopmanip.c (remove_path): Call remove_bbs after
19058 cancel_loop_tree, not before it.
19061 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19062 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19063 VAR_DECLs were seen.
19064 * tree-ssa-live.c (remove_unused_locals): Recompute
19065 cfun->has_local_explicit_reg_vars.
19066 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19067 copies or clearings if cfun->has_local_explicit_reg_vars.
19069 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19072 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19073 of function prologue when frame pointer is used to access
19076 2009-02-10 Richard Guenther <rguenther@suse.de>
19078 PR middle-end/39127
19079 * gimplify.c (gimple_regimplify_operands): Always look if
19080 we need to create a temporary.
19082 2009-02-10 Richard Guenther <rguenther@suse.de>
19084 PR tree-optimization/39132
19085 * tree-loop-distribution.c (todo): New global var.
19086 (generate_memset_zero): Trigger TODO_rebuild_alias.
19087 (tree_loop_distribution): Return todo.
19089 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19092 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19093 (x86_64_reg_class_name): Removed.
19094 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19095 first one isn't X86_64_SSE_CLASS or any other ones aren't
19096 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19097 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19098 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19099 and 3 X86_64_SSEUP_CLASS.
19100 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19101 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19103 2009-02-10 Ben Elliston <bje@au.ibm.com>
19105 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19106 form instruction to update the stack back chain word, even if the
19107 user has disabled the generation of update instructions.
19108 (movdi_<mode>_update_stack): New.
19109 (movsi_update_stack): Likewise.
19110 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19111 always use an update form instruction to update the stack back
19114 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19116 PR middle-end/38953
19117 * graphite.c (if_region_set_false_region): After moving a region in
19118 the false branch of a condition, remove the empty dummy basic block.
19119 (gloog): Remove wrong fix for PR38953.
19121 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19123 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19124 generation due to implicit sign extension.
19126 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19128 PR middle-end/38981
19129 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19130 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19132 2009-02-09 Richard Guenther <rguenther@suse.de>
19134 PR middle-end/35202
19135 * convert.c (convert_to_real): Disable (float)fn((double)x)
19136 to fnf(x) conversion if errno differences may occur and
19137 -fmath-errno is set.
19139 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19141 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19142 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19143 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19145 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19148 * c-common.c (handle_alias_attribute): Disallow attribute for
19149 anything not a FUNCTION_DECL or VAR_DECL.
19151 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19154 * real.c (do_compare): Special-case compare of zero against
19155 decimal float value.
19157 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19160 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19161 as indicating flexible array members unless the field itself is
19162 being declarared as the incomplete array.
19164 2009-02-06 Jan Hubicka <jh@suse.cz>
19166 PR tree-optimization/38844
19167 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19168 is already inlined.
19170 2009-02-06 Richard Guenther <rguenther@suse.de>
19172 PR middle-end/38977
19173 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19174 fork because we may expand it as __gcov_fork.
19176 2009-02-06 Nick Clifton <nickc@redhat.com>
19178 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19180 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19182 PR tree-optimization/35659
19183 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19184 vn_phi_eq): Shortcut if hashcode does not match.
19185 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19187 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19188 and avoid iterative_hash_expr.
19189 (FOR_EACH_VALUE_ID_IN_SET): New.
19190 (value_id_compare): Remove.
19191 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19192 sort expressions by value id.
19194 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19197 * config/sh/predicates.md (general_movsrc_operand): Don't check
19198 the subreg of system registers here.
19200 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19203 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19204 on the copied decl.
19206 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19208 PR rtl-optimization/39110
19209 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19210 addresses, not aligned ones.
19212 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19213 Richard Guenther <rguenther@suse.de>
19215 PR tree-optimization/39100
19216 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19217 comment says and add edges.
19219 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19222 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19223 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19225 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19227 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19228 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19229 register_bb_in_sese, new_sese, free_sese): Moved.
19230 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19231 outermost_loop_in_scop, build_scop_iteration_domain,
19232 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19233 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19234 Use loop_in_sese_p instead of loop_in_scop_p.
19235 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19236 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19237 (scopdet_basic_block_info): Fix bug in scop detection.
19238 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19239 eq_loop_to_cloog_loop): Remove.
19240 (nb_loops_around_loop_in_scop, nb_loop
19241 ref_nb_loops): Moved here...
19242 * graphite.h (ref_nb_loops): ... from here.
19243 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19244 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19245 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19246 * testsuite/gcc.dg/graphite/scop-19.c: New
19248 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19249 Hans-Peter Nilsson <hp@axis.com>
19251 PR rtl-optimization/37889
19252 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19253 Move offset handling from PLUS to before the switch. Use new
19254 arguments when considering SYMBOL_REFs too.
19255 (rtx_addr_can_trap_p): Pass dummy offset and size.
19256 (enum may_trap_p_flags): Remove.
19257 (may_trap_p_1): Pass size from MEM_SIZE.
19259 PR rtl-optimization/38921
19260 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19261 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19262 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19263 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19265 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19267 AVX Programming Reference (January, 2009)
19268 * config/i386/sse.md (*vpclmulqdq): New.
19270 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19272 PR tree-optimization/38977
19273 PR gcov-profile/38292
19274 * calls.c (special_function_p): Disregard __builtin_ prefix.
19276 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19278 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19279 non-indexable addresses even before reload.
19281 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19284 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19285 as having variable size. Do not give an error for unnamed
19286 parameters with [*] declarators. Give a warning for type names
19287 with [*] declarators and mark them as variable size.
19288 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19289 for sizeof applied to [*] type names.
19291 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19294 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19296 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19298 * gcc.c (process_command): Update copyright notice dates.
19299 * gcov.c (print_version): Likewise.
19300 * gcov-dump.c (print_version): Likewise.
19301 * mips-tfile.c (main): Likewise.
19302 * mips-tdump.c (main): Likewise.
19304 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19307 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19308 for composite type involving a zero-length array type.
19310 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19313 * function.c (match_asm_constraints_1): Skip over
19314 initial optional % in the constraint.
19316 PR inline-asm/39059
19317 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19318 supported, don't accept FIXED_CSTs.
19319 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19320 and _Sat is used without _Fract/_Accum. Set specs->type to
19321 integer_type_node for cts_fract/cts_accum if fixed point is not
19324 2009-02-02 Catherine Moore <clm@codesourcery.com>
19326 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19328 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19330 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19331 (ABI_HAS_64BIT_SYMBOLS): Use it.
19332 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19334 2009-02-02 Paul Brook <paul@codesourcery.com>
19336 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19338 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19340 PR inline-asm/39058
19341 * recog.h (asm_operand_ok): Add constraints argument.
19342 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19343 recurse on matching constraint.
19344 (check_asm_operands): Pass constraints as 3rd argument to
19345 asm_operand_ok. Don't look up matching constraint here.
19346 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19349 2009-02-02 Ben Elliston <bje@au.ibm.com>
19351 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19352 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19354 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19356 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19357 information. Remove some obsolete information. Reorganize.
19359 * config/pa/fptr.c: Revert license to GPL 2.
19360 * config/pa/milli64.S: Likewise.
19362 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19365 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19366 LIBRARY name in, instead of hard-coding it.
19367 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19368 extra target make frag to tmake_files according to EH model.
19369 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19370 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19371 frags that define makefile variable EH_MODEL appropriately.
19372 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19373 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19374 to "-sjlj" according to type of EH configured.
19375 (LIBGCC_SONAME): Concatenate it to shared library base name.
19376 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19377 to "_sjlj" according to type of EH configured.
19378 (LIBGCC_SONAME): Concatenate it to shared library base name.
19379 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19380 (SHLIB_LINK): Add missing semicolon to if-else construct.
19381 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19382 string value of "pe_dll" command-line option.
19383 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19384 (SHLIB_SONAME): Use it when overriding t-cygming default.
19385 (SHLIB_IMPLIB): Override t-cygming default.
19386 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19387 string value of "pe_dll" command-line option.
19389 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19392 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19393 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19395 2009-01-31 Richard Guenther <rguenther@suse.de>
19397 PR tree-optimization/38937
19398 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19399 computing the transitive closure.
19401 2009-01-30 Richard Guenther <rguenther@suse.de>
19403 PR tree-optimization/39041
19404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19405 Propagate variable indices only if the types match for this stmt.
19407 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19410 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19411 inline but never defined.
19413 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19415 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19416 (*insv_h_di_reg_extimm): New insn.
19417 (*insv_l<mode>_reg_extimm): New insn.
19419 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19421 * config/picochip/picochip.c (flag_conserve_stack): set
19422 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19423 fconserve-stack. Reduce call-overhead used by inliner.
19425 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19428 * common.opt (flag_conserve_stack): Initialised to zero.
19430 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19433 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19434 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19437 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19439 * ira-color.c (allocno_reload_assign): Update comments.
19440 * regmove.c (regmove_optimize): Likewise.
19444 2009-01-29 Robert Millan <rmh@aybabtu.com>
19446 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19447 * config/i386/kopensolaris-gnu.h: New file. Undefine
19448 `MD_UNWIND_SUPPORT'.
19449 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19451 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19453 PR tree-optimization/39007
19454 * tree-loop-distribution.c (generate_builtin): Use
19455 recompute_dominator to compute the immediate dominator of the
19456 basic block just after the loop.
19458 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19460 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19461 (ASM_OUTPUT_DWARF_PCREL): Define.
19463 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19465 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19466 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19467 global. Modify entries about regmove and IRA.
19469 * ra-conflict.c: Remove the file.
19471 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19473 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19474 (pass_regclass_init): Rename to pass_reginfo_init.
19476 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19478 * toplev.h (flag_ira): Remove.
19480 * caller-save.c (setup_save_areas): Remove flag_ira.
19482 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19484 * global.c: Remove the file.
19486 * opts.c (decode_options): Remove flag_ira.
19488 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19490 * regmove.c: Modify file description.
19491 (find_use_as_address, try_auto_increment): Define them only if
19492 AUTO_INC_DEC is defined.
19493 (replacement_quality, replace_in_call_usage, fixup_match_1,
19494 stable_and_no_regs_but_for_p): Remove.
19495 (reg_set_in_bb): Make it static.
19496 (regmove_optimize): Remove flag_ira and code which worked for
19499 * local-alloc.c: Remove the file.
19501 * common.opt (fira): Remove.
19503 * ira.c: Include except.h.
19504 (eliminable_regset): Move from global.c.
19505 (mark_elimination): Ditto. Remove flag_ira.
19506 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19507 equiv_mem_modified, validate_equiv_mem_from_store,
19508 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19509 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19510 no_equiv, recorded_label_ref): Move from local-alloc.c.
19511 (update_equiv_regs): Ditto. Make it static.
19512 (print_insn_chain, print_insn_chains): Move it from global.c.
19513 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19514 (build_insn_chain): Ditto. Make it static.
19515 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19516 Rename to init_live_subregs.
19517 (gate_ira): Remove flag_ira.
19519 * regclass.c: Rename reginfo.c. Change file description.
19520 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19521 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19522 (init_reg_sets_1): Remove code for evaluation of
19523 reg_class_superclasses and losing_caller_save_reg_set.
19524 (init_regs): Remove init_reg_autoinc.
19525 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19526 ok_for_base_p_nonstrict): Remove.
19527 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19528 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19529 corresponding entries.
19530 (dump_regclass, record_operand_costs, scan_one_insn,
19531 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19532 record_address_regs, auto_inc_dec_reg_p): Remove.
19533 (gt-regclass.h): Rename to gt-reginfo.h.
19535 * rtl.h (dump_global_regs, retry_global_alloc,
19536 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19538 * Makefile.in (RA_H): Remove.
19539 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19540 Rename regclass.o to reginfo.o.
19541 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19543 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19544 (GTFILES): Rename regclass.c to reginfo.c.
19546 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19547 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19549 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19550 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19552 (finish_spills): Ditto. Remove code for !flag_ira.
19554 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19556 PR middle-end/35854
19557 * doc/invoke.texi (rtl debug options): Complete rewrite.
19558 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19560 * mode-switching.c (pass_mode_switching): Rename pass from
19561 "mode-sw" to "mode_sw".
19562 * except.c (pass_convert_to_eh_ranges): Rename pass from
19563 "eh-ranges" to "eh_ranges".
19564 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19568 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19569 Alexander Monakov <amonakov@ispras.ru>
19571 PR middle-end/38857
19572 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19574 (move_exprs_to_boundary): Change return type and pass through
19575 should_move from move_op. Relax assert. Update usage ...
19576 (schedule_expr_on_boundary): ... here. Use should_move instead of
19578 (move_op_orig_expr_found): Indicate that insn was disconnected from
19580 (code_motion_process_successors): Do not call after_merge_succs
19581 callback if original expression was not found when traversing any of
19583 (code_motion_path_driver): Change return type. Update prototype.
19584 (move_op): Update comment. Add a new parameter (should_move). Update
19585 prototype. Set *should_move based on indication provided by
19586 move_op_orig_expr_found.
19588 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19590 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19591 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19592 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19593 * config/rs6000/rs6000.c (rs6000_override_options): Default
19594 avoid-indexed-addresses on for Power6, off for everything else.
19595 (avoiding_indexed_address_p): New function.
19596 (rs6000_legitimize_address): Use it.
19597 (rs6000_legitimate_address): Likewise.
19598 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19600 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19602 PR tree-optimization/38997
19603 * tree-loop-distribution.c (generate_memset_zero): Use
19604 POINTER_PLUS_EXPR for a pointer addition.
19606 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19608 * config/s390/s390.md (bswap<mode>2): New pattern added.
19610 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19612 * config/s390/s390.md (*tls_load_31): Added type attribute.
19614 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19616 * config/s390/s390.md: Fix a few comments.
19618 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19620 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19621 (*tm<mode>_full): Fixed z10prop attribute.
19622 (*tst<mode>_extimm): Fixed z10prop attribute.
19623 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19624 (*tstqiCCT_cconly): Fixed z10prop attribute.
19625 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19626 (*movsi_larl): Fixed z10prop attribute.
19627 (*movsi_zarch): Fixed z10prop attribute.
19628 (*movsi_eas): Fixed z10prop attribute.
19629 (*movhi): Fixed z10prop attribute.
19630 (*movqi): Fixed z10prop attribute.
19631 (*movstrictqi): Fixed z10prop attribute.
19632 (*mov<mode>): Fixed z10prop attribute.
19633 (*movcc): Fixed z10prop attribute.
19634 (*sethighpartdi_64): Fixed z10prop attribute.
19635 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19636 (*negdi2_sign_cc): Fixed z10prop attribute.
19637 (*negdi2_sign): Fixed z10prop attribute.
19638 (*absdi2_sign_cc): Fixed z10prop attribute.
19639 (*absdi2_sign): Fixed z10prop attribute.
19640 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19641 (*negabsdi2_sign): Fixed z10prop attribute.
19642 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19643 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19644 (doloop_si64): Fixed z10prop attribute.
19645 (doloop_si31): Fixed z10prop attribute.
19646 (doloop_long): Fixed z10prop attribute.
19647 (indirect_jump): Fixed z10prop attribute.
19648 (nop): Fixed z10prop attribute.
19649 (main_base_64): Fixed z10prop attribute.
19650 (reload_base_64): Fixed z10prop attribute.
19652 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19654 PR rtl-optimization/38740
19655 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19657 * config/mips/mips.c (mips_reorg): Likewise.
19659 2009-01-28 Richard Guenther <rguenther@suse.de>
19661 PR tree-optimization/38926
19662 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19663 with the correct value id to a value.
19664 (do_regular_insertion): Use the value number of edoubleprime
19665 for the value number of the expr.
19668 2008-08-21 Richard Guenther <rguenther@suse.de>
19670 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19671 a PHI ask VN if it is already available.
19672 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19673 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19675 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19677 PR middle-end/38934
19678 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19679 set to varying whenever max has TREE_OVERFLOW set, similarly
19680 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19682 2009-01-28 Richard Guenther <rguenther@suse.de>
19684 PR middle-end/38908
19685 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19686 uninitialized aggregate uses in call arguments.
19688 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19690 PR tree-optimization/38984
19691 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19692 the nothing_id variable if -fno-delete-null-pointer-checks.
19694 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19697 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19698 (set_got_offset_rex64): Ditto.
19700 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19703 * doc/extend.texi: Improve local variable with asm reg.
19705 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19707 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19708 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19709 was not supplied then set warn_packed_bitfield_compat to the
19710 default value of 1.
19711 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19714 2009-01-27 Richard Guenther <rguenther@suse.de>
19716 PR tree-optimization/38503
19717 * cfgexpand.c (expand_gimple_basic_block): Ignore
19718 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19719 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19720 variables that cannot have TBAA applied.
19721 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19724 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19726 PR middle-end/38969
19727 * calls.c (initialize_argument_information): Do not wrap complex
19728 arguments in SAVE_EXPR.
19730 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19732 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19733 (INSTALL_LIBGCC): Revert typo commit.
19735 2009-01-26 Richard Guenther <rguenther@suse.de>
19737 PR tree-optimization/38745
19738 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19739 from special handling.
19741 2009-01-26 Richard Guenther <rguenther@suse.de>
19743 PR tree-optimization/38745
19744 * tree-ssa.c (execute_update_addresses_taken): Do not include
19745 variables that cannot possibly be a register in not_reg_needs.
19746 Do not clear TREE_ADDRESSABLE on vars that may not become
19748 * tree-ssa.c (update_alias_info_1): Include those in the set
19749 of addressable vars.
19751 2009-01-26 Richard Guenther <rguenther@suse.de>
19753 PR middle-end/38851
19754 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
19755 * tree-ssa-dse.c: Include langhooks.h
19756 (execute_simple_dse): Remove stores with zero size.
19758 2009-01-24 Jakub Jelinek <jakub@redhat.com>
19761 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
19764 2009-01-24 Julian Brown <julian@codesourcery.com>
19766 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
19767 config/arm/linux-atomic.c.
19768 * config/arm/linux-atomic.c: New.
19770 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
19772 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
19773 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
19774 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
19776 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
19779 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
19782 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
19784 PR tree-optimization/38953
19785 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
19786 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
19787 (gloog): Split the exit of the scop when the scop exit is a loop exit.
19788 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
19791 2009-01-24 Paul Brook <paul@codesourcery.com>
19793 * config/arm/neon.md (neon_type): Move to arm.md.
19794 (neon_mov<VSTRUCT>): Add neon_type attribute.
19795 * config/arm/arm.md (neon_type): Move to here.
19796 (conds): Add "unconditioal" and use as default for NEON insns.
19798 2009-01-24 Ben Elliston <bje@au.ibm.com>
19800 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
19801 void *' warning from -Wc++-compat.
19802 * Makefile.in (dominance.o-warn): Remove.
19804 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
19806 PR tree-optimization/38932
19807 * fold-const.c (fold_unary_ignore_overflow): New.
19808 * tree.h (fold_unary_ignore_overflow): Declare.
19809 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
19810 * tree-ssa-sccvn.c (visit_reference_op_load,
19811 simplify_unary_expression): Likewise.
19813 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
19815 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
19816 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
19817 regardless of their type.
19818 * c-common.c (handle_packed_attribute): Don't ignore packed on
19820 * c.opt (Wpacked-bitfield-compat): New warning option.
19821 * stor-layout.c (place_field): Warn if offset of a field changed.
19822 * doc/extend.texi (packed): Mention the ABI change.
19823 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
19824 (Warning Options): Add it to the list.
19826 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
19828 * c-opts.c (c_common_post_options): Fix a typo in comments.
19830 2009-01-22 Steve Ellcey <sje@cup.hp.com>
19832 PR middle-end/38615
19833 * gimplify.c (gimplify_init_constructor): Fix promotion of const
19834 variables to static.
19835 * doc/invoke.texi (-fmerge-all-constants): Update description.
19837 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
19840 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
19841 (*movdi_1_rex64): Use type "mmx" for alternative 5.
19843 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
19845 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
19847 (LOCAL_ALIGNMENT): Similarly.
19849 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19850 Joseph Myers <joseph@codesourcery.com>
19852 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
19853 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
19854 * config/arm/arm-tune.md: Regenerate.
19855 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
19858 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
19860 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
19861 version number to five.
19863 2009-01-22 Dodji Seketeli <dodji@redhat.com>
19866 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
19867 * c-common.c (set_underlying_type): Likewise.
19868 (is_typedef_decl ): Likewise
19870 (set_underlying_type): Likewise.
19871 (is_typedef_type): Likewise.
19873 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
19875 PR middle-end/38587
19876 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
19879 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
19882 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
19883 (LIBGCC_SPEC): Don't define.
19884 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
19886 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19888 PR rtl-optimization/38879
19889 * alias.c (base_alias_check): Unaligned access via AND address can
19890 alias all surrounding object types except those with sizes equal
19891 or wider than the size of unaligned access.
19893 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19896 * c-decl.c (clone_underlying_type): Move this ...
19897 * c-common.c (set_underlying_type): ... here.
19898 Also, make sure the function properly sets TYPE_STUB_DECL() on
19899 the newly created typedef variant type.
19900 (is_typedef_decl ): New entry point.
19901 * tree.h: Added a new member member_types_needing_access_check to
19902 struct tree_decl_non_common.
19903 (set_underlying_type): New entry point.
19904 (is_typedef_type): Likewise.
19906 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19908 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19909 Check whether two instructions have memory references that
19910 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19911 are helper functions for traversing.
19912 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19913 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19914 not to draw dependency edge for instructions with non-conflicting
19917 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19920 * longlong.h: Update copyright years. Use soft-fp license notice.
19921 Sync __clz_tab declaration with glibc.
19923 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19926 * doc/extend.texi (syscall_linkage): New.
19927 (version_id): Modify.
19929 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19930 Richard Guenther <rguenther@suse.de>
19932 PR tree-optimization/38747
19933 PR tree-optimization/38748
19934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19935 conversion if the base address is an indirect reference and the
19936 aliasing sets could cause issues.
19938 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19940 * common.opt (fgraphite, fgraphite-identity): Add comment for
19941 explaining why these options are not documented.
19943 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19945 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19946 gimple_call_lhs is NULL.
19948 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19951 * emit-rtl.c (adjust_address_1): Make sure memref is never
19954 2009-01-20 Ben Elliston <bje@au.ibm.com>
19956 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19957 const qualifier from arg parameter. Remove unnecessary cast to char *.
19958 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19959 const qualifier from arg 2.
19961 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19963 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19965 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19968 * rtl.h (reinit_regs): New prototype.
19969 * regclass.c: Include ira.h.
19970 (reinit_regs): New.
19971 * Makefile.in (regclass.o): Add ira.h.
19972 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19974 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19977 * c-common.c (handle_aligned_attribute): Use
19978 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19979 default alignment value.
19981 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19983 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19984 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19986 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19987 __BIGGEST_ALIGNMENT__.
19989 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19991 2009-01-18 Richard Guenther <rguenther@suse.de>
19993 PR tree-optimization/38819
19994 * tree-flow.h (operation_could_trap_helper_p): Declare.
19995 * tree-eh.c (operation_could_trap_helper_p): Export.
19996 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19997 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19998 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19999 are about to insert a possibly trapping instruction and fail
20002 2009-01-18 Andreas Schwab <schwab@suse.de>
20004 * doc/install.texi (Configuration): Remove obsolete paragraph
20005 about use of --with-gnu-ld with --with-gnu-as.
20007 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20009 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20010 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20011 Follow spelling conventions.
20013 2009-01-18 Ben Elliston <bje@au.ibm.com>
20015 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20016 C++ warning about implicit conversion from void * to struct
20018 (bitmap_obstack_free): Likewise for bitmap_element *.
20019 * Makefile.in (bitmap.o-warn): Remove.
20021 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20023 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20025 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20026 Tobias Grosser <tobi.grosser@amd.com>
20028 * graphite.c (graphite_trans_scop_block): Do not block single
20031 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20033 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20034 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20035 test with assertion.
20037 2009-01-16 Richard Guenther <rguenther@suse.de>
20039 PR tree-optimization/38835
20040 PR middle-end/36227
20041 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20042 and INT + PTR -> (INT)(PTR p+ INT) folding.
20043 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20045 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20048 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20049 the subreg from a lowpart subreg if it is also casting the value.
20051 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20052 Tobias Grosser <tobi.grosser@amd.com>
20054 * graphite.c (compare_prefix_loops): New.
20055 (build_scop_canonical_schedules): Rewritten.
20056 (graphite_transform_loops): Move build_scop_canonical_schedules
20057 after build_scop_iteration_domain.
20059 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20060 Tobias Grosser <tobi.grosser@amd.com>
20062 * graphite.c (add_conditions_to_domain): Add the loops to
20063 the dimension of the iteration domain. Do copy the domain
20064 only when it exists.
20065 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20066 (add_conditions_to_constraints): New.
20067 (can_generate_code_stmt, can_generate_code): Removed.
20068 (gloog): Do not call can_generate_code.
20069 (graphite_transform_loops): Call add_conditions_to_constraints
20070 after building the iteration domain.
20072 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20074 PR tree-optimization/38789
20075 * tree-ssa-threadedge.c
20076 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20077 __builtin_constant_p.
20079 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20081 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20082 examined before deleting them.
20084 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20086 * function.c (aggregate_value_p): Correctly extract the function
20087 type from CALL_EXPR_FN lookup.
20089 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20091 * config/picochip/picochip.c (picochip_override_options): Revert
20092 CFI asm flag disable commited previously.
20094 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20095 Tobias Grosser <tobi.grosser@amd.com>
20096 Jan Sjodin <jan.sjodin@amd.com>
20098 * graphite.c (scan_tree_for_params): On substractions negate
20099 all the coefficients of the term.
20100 (clast_to_gcc_expression_red): New. Handle reduction expressions
20101 of more than two operands.
20102 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20103 (get_vdef_before_scop): Handle also the case of default definitions.
20105 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20107 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20108 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20109 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20111 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20112 Joey Ye <joey.ye@intel.com>
20114 PR middle-end/37843
20115 * cfgexpand.c (expand_stack_alignment): Don't update stack
20116 boundary nor check incoming stack boundary here.
20117 (gimple_expand_cfg): Update stack boundary and check incoming
20118 stack boundary here.
20120 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20122 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20124 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20126 PR rtl-optimization/38245
20127 * calls.c (expand_call): Add stack arguments to
20128 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20129 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20130 in regs and partially in memory or BLKmode arguments.
20131 (emit_library_call_value_1): Add stack arguments to
20132 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20133 ACCUMULATE_OUTGOING_ARGS).
20134 * dce.c: Include tm_p.h.
20135 (find_call_stack_args): New function.
20136 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20138 (mark_insn): Call find_call_stack_args for CALL_Ps.
20139 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20140 forwards. Allocate and free arg_stores bitmap if needed, pass it
20141 down to deletable_insn_p, don't mark stores set in arg_stores
20142 bitmap, clear the bitmap at the beginning of each bb.
20143 * Makefile.in (dce.o): Depend on $(TM_P_H).
20145 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20148 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20149 to make sure the insn is a conditional test (bug 22599). Reformat a
20152 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20154 PR middle-end/38431
20155 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20156 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20157 (gloog): Do not call cleanup_tree_cfg.
20158 (graphite_transform_loops): Call cleanup_tree_cfg after all
20159 scops have been code generated.
20161 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20162 * doc/gty.texi (Invoking the garbage collector): Added new node
20163 and section documenting ggc_collect.
20165 2009-01-14 Richard Guenther <rguenther@suse.de>
20167 PR tree-optimization/38826
20168 PR middle-end/38477
20169 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20170 initialization notes only if we actually emitted a warning.
20171 (intra_create_variable_infos): Add constraints for a result decl
20172 that is passed by hidden reference.
20173 (build_pred_graph): Mark all related variables non-direct on
20176 2009-01-14 Nick Clifton <nickc@redhat.com>
20178 * ira-conflicts.c: Include addresses.h for the definition of
20180 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20181 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20183 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20186 * Makefile.in (ira-lives.o): Add except.h.
20188 * ira-lives.c: Include except.h.
20189 (process_bb_node_lives): Process can_throw_internal.
20191 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20193 PR rtl-optimization/38774
20194 * combine.c (simplify_set): When undoing cc_use change, don't do
20195 PUT_CODE on the newly created comparison, but instead put back the
20198 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20200 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20201 values. Remove duplicate arm8 entry.
20203 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20205 PR tree-optimization/38786
20206 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20207 the SSA_NAME case of expand_scalar_variables_expr.
20208 Set the type of an expression to the type of its assign statement.
20209 (expand_scalar_variables_expr): Also gather the scalar computation
20210 used to index the memory access. Do not pass loop_p.
20211 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20212 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20213 the gimple_stmt_iterator where it inserts new code.
20214 Do not pass loop_p.
20215 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20216 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20218 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20220 * graphite.h (debug_value): Removed.
20221 * graphite.c (debug_value): Removed.
20223 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20225 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20226 ldrd/strd with two 32-bit instructions.
20228 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20230 * config/arm/arm.c (struct processors): Pass for speed down into
20231 cost helper functions.
20232 (const_ok_for_op): Handle COMPARE and inequality nodes.
20233 (arm_rtx_costs_1): Rewrite.
20234 (arm_size_rtx_costs): Update prototype.
20235 (arm_rtx_costs): Pass speed down to helper functions.
20236 (arm_slowmul_rtx_costs): Rework cost calculations.
20237 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20238 (arm_9e_rtx_costs): Likewise.
20240 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20242 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20243 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20244 (alpha_legitimize_address): Do not split local symbols wider than
20245 UNITS_PER_WORD into HIGH/LO_SUM parts.
20247 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20250 * gcc.c (process_command): Replace call to execvp with calls
20251 to pex_one and exit.
20253 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20256 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20257 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20258 variant for devices with 3-byte PC.
20259 (__tablejump_elpm__): New.
20261 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20264 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20265 offsetof member-designator, handle it as `[0].'.
20267 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20269 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20270 function when not using named sections on targets with named sections
20271 if branch distance is less than 262132.
20273 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20275 * combine.c (combine_instructions): Recompute
20276 optimize_this_for_speed_p for each BB in the main combine loop.
20278 2009-01-12 Tomas Bily <tbily@suse.cz>
20281 * tree-loop-distribution.c (prop_phis): New function.
20282 (generate_builtin): Call prop_phis.
20283 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20285 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20287 PR tree-optimization/38807
20288 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20289 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20291 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20293 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20294 subreg of op0 to the original op0.
20296 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20298 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20300 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20303 * mips-tfile.c (parse_def): Fix parsing of def strings
20304 starting with digits.
20306 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20309 * config/arm/arm.c (arm_is_long_call_p): Don't call
20310 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20312 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20314 * regrename.c (regrename_optimize): Fix dumping.
20315 (find_oldest_value_reg): Preserve REG_POINTER.
20316 (copy_hardreg_forward_1): Likewise.
20318 2009-01-09 Diego Novillo <dnovillo@google.com>
20320 * gimple.h (struct gimple_statement_base) <uid>: Document
20321 the restrictions on its use.
20322 (gimple_uid): Tidy.
20323 (gimple_set_uid): Tidy.
20325 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20327 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20328 zero guard even if align_bytes != 0 and count is smaller than
20331 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20333 PR rtl-optimization/38495
20334 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20335 (add_range_and_copies_from_move_list): Print all added ranges.
20336 Add ranges to memory optimized destination.
20338 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20342 * config/i386/i386.c (override_options): Reject
20343 -mstringop-strategy=rep_8byte with -m32.
20344 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20345 to 1. Do count comparison against epilogue_size_needed at compile
20346 time even when count_exp was constant forced into register. For
20347 size_needed don't jump to epilogue, instead just avoid aligning
20348 and invoke the body algorithm. If need_zero_guard, add zero guard
20349 even if count is non-zero, but smaller than size_needed + number of
20350 bytes that could be stored for alignment.
20351 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20352 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20353 but smaller than size_needed + number of bytes that could be stored
20354 for alignment. Compare size_needed with epilogue_size_needed instead
20355 of desired_align - align, don't adjust size_needed, pass
20356 epilogue_size_needed to the epilogue expanders.
20359 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20361 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20363 * pa.c (last_address): Change to unsigned.
20364 (update_total_code_bytes): Change argument to unsigned. Don't
20365 check if insn addresses are set.
20366 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20367 addresses are not set.
20368 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20370 2009-01-09 Nick Clifton <nickc@redhat.com>
20372 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20373 DECL_DECLARED_INLINE_P.
20375 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20377 PR middle-end/38347
20378 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20379 GET_MODE (op0) in operand_subword_force calls.
20381 PR middle-end/38771
20382 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20383 fold_convert arg0 operands to TREE_TYPE (op0) first.
20385 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20387 * params.def (ira-max-conflict-table-size): Decrease default value
20390 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20392 PR tree-optimization/37031
20393 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20395 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20396 allocate it using gc instead of heap, use VEC_quick_push instead of
20398 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20399 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20400 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20401 allocated vector from heap allocated.
20402 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20403 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20404 vector only after perfect_loop_nest_depth call.
20406 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20407 Jan Sjodin <jan.sjodin@amd.com>
20409 PR tree-optimization/38559
20410 * graphite.c (debug_value, copy_constraint,
20411 swap_constraint_variables, scale_constraint_variable, ): New.
20412 (get_lower_bound, get_upper_bound): Removed.
20413 (graphite_trans_bb_strip_mine): Clean up this code that works
20414 only for constant number of iterations. Fully copy upper and
20415 lower bound constraints, not only the constant part of them.
20416 * graphite.h (debug_value): Declared.
20418 2009-01-08 Ira Rosen <irar@il.ibm.com>
20420 PR tree-optimization/37194
20421 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20422 Don't add the cost of cost model guard in prologue to scalar
20423 outside cost in case of known number of iterations.
20425 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20426 Alan Modra <amodra@bigpond.net.au>
20428 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20429 non-word-aligned REG+CONST addressing.
20431 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20434 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20435 free_after_compilation when outputting a thunk.
20436 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20437 Do not call free_after_compilation here.
20439 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20441 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20442 (ix86_valid_target_attribute_inner_p): Ditto.
20444 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20446 PR tree-optimization/38492
20447 PR tree-optimization/38498
20448 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20449 * tree-chrec.h (scev_is_linear_expression): Declared.
20450 * graphite.c (graphite_cannot_represent_loop_niter): New.
20451 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20452 (graphite_loop_normal_form): Use gcc_assert.
20453 (scan_tree_for_params): Use CASE_CONVERT.
20454 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20455 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20456 Use gcc_assert. Discard scops that contain unhandled cases.
20457 (build_scop_conditions): Return a boolean status for unhandled cases.
20458 (strip_mine_profitable_p): Print the loop number, not its depth.
20459 (is_interchange_valid): Pass the depth of the loop nest, don't
20460 recompute it wrongly.
20461 (graphite_trans_bb_block): Same.
20462 (graphite_trans_bb_block): Print tentative of loop blocking.
20463 (graphite_trans_scop_block): Do not print that the loop has been
20465 (graphite_transform_loops): Do not handle scops that contain condition
20468 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20470 AVX Programming Reference (December, 2008)
20471 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20472 (_mm256_stream_pd): Likewise.
20473 (_mm256_stream_ps): Likewise.
20475 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20476 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20477 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20478 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20479 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20480 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20481 (ix86_expand_special_args_builtin): Likewise.
20483 * config/i386/sse.md (AVXMODEDI): New.
20484 (avx_movnt<mode>): Likewise.
20485 (avx_movnt<mode>): Likewise.
20486 (<sse>_movnt<mode>): Remove AVX support.
20487 (sse2_movntv2di): Likewise.
20489 2009-01-07 Richard Guenther <rguenther@suse.de>
20491 PR middle-end/38751
20492 * fold-const.c (extract_muldiv): Remove obsolete comment.
20493 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20494 to PLUS_EXPR canonicalization for the canonicalization.
20496 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20498 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20499 hosted cross-compilers generating less efficient code.
20501 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20503 * function.h (rtl_data): Add a dbr_scheduled_p field.
20504 * reorg.c (dbr_schedule): Set it.
20505 (gate_handle_delay_slots): Check it.
20506 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20507 (mips_reorg): Check flag_delayed_branch instead of
20508 mips_base_delayed_branch.
20509 (mips_override_options): Don't set mips_base_delayed_branch
20510 or flag_delayed_branch.
20512 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20514 PR rtl-optimization/38426.
20515 * ira.c (ira): Set current_function_is_leaf earlier.
20517 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20519 PR rtl-optimization/38722
20520 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20521 too early, only set a flag and modify after last possible
20524 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20527 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20528 * real.c (decimal_single_format): Correct values of emin and emax.
20529 (decimal_double_format): Ditto.
20530 (decimal_quad_format): Ditto.
20531 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20532 computation of DECnn_MIN and DECnn_MAX for corrected values of
20533 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20534 __DECnn_MIN__, and adjust its computation for the corrected value
20537 2009-01-06 Jan Hubicka <jh@suse.cz>
20540 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20542 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20544 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20545 Add Robert Clark to the list of testers.
20547 2009-01-06 Jan Hubicka <jh@suse.cz>
20548 Kai Tietz <kai.tietz@onevision.com>
20550 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20551 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20553 2009-01-06 Jan Hubicka <jh@suse.cz>
20554 Kai Tietz <kai.tietz@onevision.com>
20556 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20558 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20559 (ix86_nsaved_regs): Count only general purpose regs.
20560 (ix86_nsaved_sseregs): New.
20561 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20562 to 16 for w64; compute padding and size of sse reg save area.
20563 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20564 general purpose regs.
20565 (ix86_emit_save_sse_regs_using_mov): New.
20566 (ix86_expand_prologue): Save SSE regs if needed.
20567 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20568 (ix86_emit_restore_sse_regs_using_mov): New.
20569 (ix86_expand_epilogue): Save SSE regs if needed.
20571 2009-01-06 Jan Hubicka <jh@suse.cz>
20572 Kai Tietz <kai.tietz@onevision.com>
20574 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20575 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20576 functions when accumulate outgoing args is off.
20578 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20581 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20582 before using pseudos_have_intersected_live_ranges_p.
20584 * ira-int.h (ira_assert): Always define.
20586 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20588 AVX Programming Reference (December, 2008)
20589 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20590 (_mm256_permute2_pd): Likewise.
20591 (_mm_permute2_ps): Likewise.
20592 (_mm256_permute2_ps): Likewise.
20593 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20594 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20596 * config/i386/i386.c (ix86_builtins): Remove
20597 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20598 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20599 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20600 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20601 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20602 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20603 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20604 __builtin_ia32_vpermil2ps256.
20605 (ix86_init_mmx_sse_builtins): Updated.
20606 (ix86_expand_args_builtin): Likewise.
20608 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20610 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20611 long absolute calls when generating PA 2.0 code.
20613 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20615 PR rtl-optimization/38583
20616 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20618 * params.def (ira-max-conflict-table-size): New.
20620 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20622 * ira.h (ira_conflicts_p): New external definition.
20624 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20625 table. Report this. Return result of building.
20626 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20627 building conflict table.
20629 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20630 (ira_color): Use ira_conflicts_p.
20632 * global.c: Include ira.h.
20633 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20636 * Makefile.in (global.o): Add ira.h.
20638 * ira-build.c (mark_all_loops_for_removal,
20639 propagate_some_info_from_allocno): New.
20640 (remove_unnecessary_allocnos): Call
20641 propagate_some_info_from_allocno.
20642 (remove_low_level_allocnos): New.
20643 (remove_unnecessary_regions): Add parameter. Call
20644 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20645 parameter to remove_unnecessary_regions.
20646 (ira_build): Remove all regions but root if the conflict table was
20647 not built. Update conflict hard regs for allocnos crossing calls.
20649 * ira.c (ira_conflicts_p): New global.
20650 (ira): Define and use ira_conflicts_p.
20652 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20653 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20654 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20656 2009-01-06 Ben Elliston <bje@au.ibm.com>
20658 * gengtype-lex.l (YY_NO_INPUT): Define.
20660 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20663 * c-common.c (handle_vector_size_attribute): Also reject
20664 BOOLEAN_TYPE types.
20666 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20668 PR tree-optimization/38492
20669 * graphite.c (rename_map_elt, debug_rename_elt,
20670 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20671 rename_map_elt_info, eq_rename_map_elts,
20672 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20673 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20674 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20675 (sese_build_livein_liveouts): New.
20676 (new_sese, free_sese): New.
20677 (new_scop): Call new_sese.
20678 (free_scop): Call free_sese.
20679 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20680 (register_old_new_names): Renamed register_old_and_new_names.
20681 (register_scop_liveout_renames, add_loop_exit_phis,
20682 insert_loop_close_phis, struct igp,
20683 default_liveout_before_guard, add_guard_exit_phis,
20684 insert_guard_phis, copy_renames): New.
20685 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20686 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20687 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20688 (scop_adjust_phis_for_liveouts): New.
20689 (gloog): Call scop_adjust_phis_for_liveouts.
20691 * graphite.h (struct sese): Documented. Added fields liveout,
20692 num_ver and livein.
20693 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20694 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20695 (struct scop): Added field liveout_renames.
20696 (SCOP_LIVEOUT_RENAMES): New.
20698 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20700 PR tree-optimization/38510
20701 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20702 (translate_clast): Call recompute_all_dominators before
20704 (gloog): Call recompute_all_dominators before graphite_verify.
20706 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20707 Jan Sjodin <jan.sjodin@amd.com>
20709 PR tree-optimization/38500
20710 * graphite.c (create_sese_edges): Call fix_loop_structure after
20713 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20715 * config.gcc: Add m32r*-*-rtems*.
20716 * config/m32r/rtems.h: New file.
20718 2009-01-05 Ben Elliston <bje@au.ibm.com>
20720 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20721 (.po.pox): Likewise.
20722 (po/gcc.pot): Likewise.
20724 2009-01-04 David S. Miller <davem@davemloft.net>
20726 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20727 (STARTING_FRAME_OFFSET): Always set to zero.
20729 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20731 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20732 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20733 fixed-point types, and vectors of the same.
20735 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20737 * config/mips/sync.md (*mb_barrier): Rename to...
20738 (*memory_barrier): ...this.
20740 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20742 * doc/extend.texi (Function Attributes): Move @cindex after @item
20743 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20744 and put in alphabetical order. Fix 'target' name and put in order.
20745 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
20748 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
20750 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
20751 (memory_barrier): Expand as unspec instead of unspec_volatile.
20752 Remove mem:BLK from insn operands. Use Pmode scratch register.
20753 (*memory_barrier): Define as unspec instead of unspec_volatile.
20754 Use (match_dup 0) as input operand.
20756 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
20757 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
20758 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
20759 scratch register. Remove operand 1.
20760 (*stbar): Define as unspec instead of unspec_volatile.
20761 Use (match_dup 0) as input operand, remove (const_int 8).
20762 (*membar): Define as unspec instead of unspec_volatile.
20763 Use (match_dup 0) as input operand, remove input operand 2.
20765 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
20766 (memory_barrier): Expand as unspec instead of unspec_volatile.
20767 Remove mem:BLK from insn operands. Use Pmode scratch register.
20768 (*memory_barrier): Define as unspec instead of unspec_volatile.
20769 Use (match_dup 0) as input operand.
20771 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
20772 Remove mem:BLK from insn operands. Use Pmode scratch register.
20773 Set volatile flag on operand 0.
20774 (*memory_barrier): New insn pattern.
20776 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
20778 (*memory_barrier): Use (match_dup 0) as input operand.
20780 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
20781 Remove mem:BLK from insn operands. Use Pmode scratch register.
20782 Set volatile flag on operand 0.
20783 (*mb_internal): New insn pattern.
20785 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
20787 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20789 PR middle-end/38586
20790 * function.c (struct temp_slot): Move to the section of the file
20791 that deals with temp slots. Remove field 'address'.
20792 (temp_slot_address_table): New hash table of address -> temp slot.
20793 (struct temp_slot_address_entry): New struct, items for the table.
20794 (temp_slot_address_compute_hash, temp_slot_address_hash,
20795 temp_slot_address_eq, insert_temp_slot_address): Support functions
20797 (find_temp_slot_from_address): Rewrite to use the new hash table.
20798 (remove_unused_temp_slot_addresses): Remove addresses of temp
20799 slots that have been made available.
20800 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
20801 worker function for remove_unused_temp_slot_addresses.
20802 (assign_stack_temp_for_type): Don't clear the temp slot address list.
20803 Add the temp slot address to the address -> temp slot map.
20804 (update_temp_slot_address): Update via insert_temp_slot_address.
20805 (free_temp_slots): Call remove_unused_temp_slot_addresses.
20806 (pop_temp_slots): Likewise.
20807 (init_temp_slots): Allocate the address -> temp slot map, or empty
20808 the map if it is already allocated.
20809 (prepare_function_start): Initialize temp slot processing.
20811 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
20813 PR middle-end/38584
20814 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
20815 Calculate the size of all stack vars assuming no packing of stack
20816 vars will happen, replacing a quadratic algorithm with a linear one.
20818 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20821 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
20824 2009-01-03 Diego Novillo <dnovillo@google.com>
20826 * doc/contrib.texi: Update contributions.
20828 2009-01-03 Jakub Jelinek <jakub@redhat.com>
20831 * builtins.c (fold_builtin_memory_op): Give up if either operand
20832 is volatile. Set srctype or desttype to non-qualified version
20836 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
20837 and FUNCTION_DECLs.
20839 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
20841 PR rtl-optimization/35805
20842 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
20843 problem if fast dce is able to remove any instructions.
20844 * dce.c (dce_process_block): Fix dump message.
20846 2009-01-02 Mark Mitchell <mark@codesourcery.com>
20849 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
20851 2009-01-02 Jakub Jelinek <jakub@redhat.com>
20853 PR middle-end/38690
20854 * tree-flow.h (op_code_prio, op_prio): New prototypes.
20855 * tree-pretty-print.c (op_code_prio): New function.
20856 (op_prio): No longer static. Use op_code_prio.
20857 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
20858 Use op_prio and op_code_prio to determine if () should be
20859 printed around operand(s) or not.
20861 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
20862 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
20863 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
20864 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
20865 pp_character instead of pp_string for single letter printing.
20867 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20869 * doc/extend.texi: Fix '#pragma GCC option' typo.
20871 2009-01-02 Richard Guenther <rguenther@suse.de>
20873 * doc/install.texi (--enable-checking): Mention different
20874 default for stage1.
20875 (--enable-stage1-checking): Document.
20877 2009-01-01 Andrew Pinski <pinskia@gmail.com>
20879 PR middle-end/30142
20880 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
20881 case to be an error.
20883 2009-01-02 Ben Elliston <bje@au.ibm.com>
20885 * config/fp-bit.h (pack_d): Constify argument.
20886 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20887 (isnan): Constify argument.
20889 (iszero): Likewise.
20890 (pack_d): Likewise.
20891 (_fpadd_parts): Constify return type.
20892 (_fpmul_parts): Likewise.
20893 (_fpdiv_parts): Likewise.
20895 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20898 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20899 warn about overwriting initializer with side-effects or
20900 -Woverride-init if !IMPLICIT.
20901 (output_init_element): Likewise. Pass IMPLICIT down to
20903 (process_init_element): Add IMPLICIT argument. Pass it down
20904 to output_init_element.
20905 (push_init_element, pop_init_level, set_designator): Adjust
20906 process_init_element callers.
20907 (set_nonincremental_init, set_nonincremental_init_from_string):
20908 Adjust add_pending_init callers.
20909 (output_pending_init_elements): Adjust output_init_element callers.
20910 * c-tree.h (process_init_element): Adjust prototype.
20911 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20912 process_init_element callers.
20915 Copyright (C) 2009 Free Software Foundation, Inc.
20917 Copying and distribution of this file, with or without modification,
20918 are permitted in any medium without royalty provided the copyright
20919 notice and this notice are preserved.