1 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2 Harsha Jagasia <harsha.jagasia@amd.com>
4 PR tree-optimization/37485
5 * graphite.c (gmp_cst_to_tree): Moved.
6 (iv_stack_entry_is_constant): New.
7 (iv_stack_entry_is_iv): New.
8 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
9 (loop_iv_stack_insert_constant): New.
10 (loop_iv_stack_pop): Use new datatpype.
11 (loop_iv_stack_get_iv): Same.
12 (loop_iv_stack_get_iv_from_name): Same.
13 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
14 (loop_iv_stack_patch_for_consts): New.
15 (loop_iv_stack_remove_constants): New.
16 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
17 (translate_clast): Call loop_iv_stack_patch_for_consts and
18 loop_iv_stack_remove_constants.
19 (gloog): Use new datatype. Redirect construction edge to end
20 block to avoid accidental deletion.
21 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
23 (union iv_stack_entry_data): New. Data in iv stack entry.
24 (struct iv_stack_entry): New. Datatype for iv stack entries.
26 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
28 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
29 * graphite.c (free_scop): Same.
31 (free_scattering): New.
32 (build_cloog_prog): Call free_scattering.
33 (patch_phis_for_virtual_defs): Fix memleak.
34 (graphite_trans_bb_strip_mine): Same.
37 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
38 Harsha Jagasia <harsha.jagasia@amd.com>
40 PR tree-optimization/37828
41 * graphite.c (graphite_trans_loop_block): Do not loop block
44 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
46 PR tree-optimization/37686
47 * tree-loop-linear.c (linear_transform_loops): Build a
48 loop nest vector. Pass it to lambda_compute_access_matrices.
49 * tree-data-ref.h (struct access_matrix): Store the loop nest
50 relative to which it encodes the information.
51 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
52 (am_vector_index_for_loop): Reimplemented: iterate over the
53 loop nest for finding the loop index in the access matrix.
54 (lambda_compute_access_matrices): Update declaration.
55 * lambda-code.c (build_access_matrix): Pass the loop nest and
57 (lambda_compute_access_matrices): Same.
59 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
61 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
62 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
63 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
64 already implies hard float. Also fix several insn condition
65 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
67 2008-10-15 Jakub Jelinek <jakub@redhat.com>
69 PR tree-optimization/36881
70 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
71 that each value doesn't need runtime relocations, for !flag_pic
72 check that each value is just a valid initializer constant.
74 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
76 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
77 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
78 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
79 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
81 (REG_CLASS_NAMES): Update accordingly.
82 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
83 rather than an unpredictable descriptive string.
84 * config/mips/mips.c (mips_register_move_cost): Remove comment.
85 (mips_register_move_cost): Check for specific COP*_REGS classes,
86 instead of ALL_COP_AND_GR_REGS.
87 (mips_ira_cover_classes): New function.
88 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
89 (TARGET_IRA_COVER_CLASSES): Define.
91 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
94 * tree.c (build_type_attribute_qual_variant): Hash on the
95 unqualified type, and don't overwrite an existing
96 (type_hash_eq): Make the TYPE_NAME of the types significant, to
97 allow distinguishing between wchar_t and its underlying type. This
98 also means that we'll retain a little more typedef information.
100 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
101 Dmitry Melnik <dm@ispras.ru>
102 Dmitry Zhurikhin <zhur@ispras.ru>
103 Alexander Monakov <amonakov@ispras.ru>
104 Maxim Kuvyrkov <maxim@codesourcery.com>
106 * target.h (struct gcc_target): Update prototypes of needs_block_p
108 * haifa-sched.c (create_check_block_twin): Update calls to the above.
109 * sel-sched.c (create_speculation_check): Likewise.
110 * doc/tm.texi: Provide documentation for new target hooks.
112 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
113 (ia64_gen_spec_insn): Removed.
114 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
115 ia64_gen_spec_check): New static functions.
116 (ia64_alloc_sched_context, ia64_init_sched_context,
117 ia64_set_sched_context, ia64_clear_sched_context,
118 ia64_free_sched_context, ia64_get_insn_spec_ds,
119 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
120 (ia64_needs_block_p): Change prototype.
121 (ia64_gen_check): Rename to ia64_gen_spec_check.
122 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
123 into declaration, add special memory dependencies handling.
124 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
125 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
126 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
127 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
128 Define new target hooks.
129 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
130 (ia64_optimization_options): Turn on selective scheduling with -O3,
131 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
132 with selective scheduling.
133 (ia64_override_options): Initialize align_loops and align_functions
134 to 32 and 64, respectively. Set global selective scheduling flags
135 according to target-dependent flags.
136 (rtx_needs_barrier): Support UNSPEC_LDS_A.
137 (group_barrier_needed): Use new mstop-bit-before-check flag.
139 (dfa_state_size): Make global.
140 (spec_check_no, max_uid): Remove.
141 (mem_ops_in_group, current_cycle): New variables.
142 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
143 Initialize new variables.
144 (is_load_p, record_memory_reference): New functions.
145 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
147 (ia64_variable_issue): Change use of current_sched_info to
148 sched_deps_info. Update comment. Note if a load or a store is issued.
149 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
150 advance if maximal number of loads or stores was issued on current
152 (scheduled_good_insn): New static helper function.
153 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
154 a group barrier is needed. Fix vertical spacing. Guard the code
155 doing state transition with last_scheduled_insn check.
156 Mark that a stop bit should be before current insn if there was a
157 cycle advance. Update current_cycle and mem_ops_in_group.
158 (ia64_h_i_d_extended): Change use of current_sched_info to
159 sched_deps_info. Reallocate stops_p by larger chunks.
160 (struct _ia64_sched_context): New structure.
161 (ia64_sched_context_t): New typedef.
162 (ia64_alloc_sched_context, ia64_init_sched_context,
163 ia64_set_sched_context, ia64_clear_sched_context,
164 ia64_free_sched_context): New static functions.
165 (gen_func_t): New typedef.
166 (get_spec_load_gen_function): New function.
167 (SPEC_GEN_EXTEND_OFFSET): Declare.
168 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
169 (get_mode_no_for_insn): Change the condition that prevents use of
170 special hardware registers so it can now handle pseudos.
171 (get_spec_unspec_code): New function.
172 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
173 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
174 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
175 during selective scheduling.
176 (ia64_speculate_insn): Use ds_get_speculation_types when
177 determining whether we need to change the pattern.
178 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
179 (ia64_spec_check_src_p): Support new speculation/check codes.
180 (struct bundle_state): New field.
181 (issue_nops_and_insn): Initialize it.
182 (insert_bundle_state): Minimize mid-bundle stop bits.
183 (important_for_bundling_p): New function.
184 (get_next_important_insn): Use important_for_bundling_p.
185 (bundling): When shifting TImode from unimportant insns, ignore
186 also group barriers. Assert that best state is found before
187 the backward bundling pass. Print number of mid-bundle stop bits.
188 Minimize mid-bundle stop bits. Check correct calculation of
189 mid-bundle stop bits.
190 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
191 (final_emit_insn_group_barriers): Emit stop bits before insns starting
193 (sel2_run): New variable.
194 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
195 scheduling pass instead of schedule_ebbs.
197 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
198 (UNSPEC_LDS_A): New UNSPEC.
199 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
200 movti_internal, movsf_internal, movdf_internal,
201 movxf_internal): Make visible. Add speculable* attributes.
202 (output_c_nc): New mode attribute.
203 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
204 mov<mode>_nc, zero_extend<mode>di2_nc,
205 advanced_load_check_nc_<mode>): New insns.
206 (zero_extend*): Add speculable* attributes.
208 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
209 (msched-stop-bits-after-every-cycle): Likewise.
210 (msched-max-memory-insns,
211 msched-max-memory-insns-hard-limit): Likewise.
212 (msched-spec-verbose): Remove.
213 (msched-prefer-non-data-spec-insns,
214 msched-prefer-non-control-spec-insns, msched-count-spec-in-critical-path,
215 msel-sched-dont-check-control-spec): Use Target
216 Report Var instead of Common Report Var.
218 * config/ia64/itanium2.md: Remove incorrect bypass.
220 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
222 2008-10-14 Jakub Jelinek <jakub@redhat.com>
225 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
228 2008-10-14 Ben Elliston <bje@au.ibm.com>
230 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
232 2008-10-13 Joseph Myers <joseph@codesourcery.com>
234 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
237 2008-10-13 Matthias Klose <doko@ubuntu.com>
239 * config/pa/linux-atomic.c: Work around missing header file
240 for hppa64-linux-gnu targets.
242 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
243 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
244 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
245 Grace Cao <grace_cao@playstation.sony.com>
247 * doc/invoke.texi (-mgen-cell-microcode): Document.
248 (-mwarn-cell-microcode): Document.
249 * cfglayout.c (locator_location): Export.
250 * rtl.h (locator_location): Define prototype.
251 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate.
252 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
253 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
254 (mwarn-cell-microcode): New option.
255 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
256 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
257 cell and not already set.
258 Turn off string instructions if not generating cell microcode.
259 (rs6000_final_prescan_insn): New function that warns about microcoded
261 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
262 * config/rs6000/rs6000.md
263 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
264 the instruction would have been microcoded on the Cell.
265 Set cell_micro to always on unnamed patterns for the string instructions.
266 (cell_micro): Update definition, remove load/store conditional microcoded.
267 (sign_extend:DI): Define new pattern for non microcoded version.
268 (sign_extend:SI): Likewise.
269 (compare (div:P)): Set cell_micro to not.
270 (andsi3): Define as an expand.
271 (andsi3_mc): New pattern.
272 (andsi3_nomc): New pattern.
273 (andsi3_internal0_nomc): New pattern.
274 (andsi3_internal2): Rename to ...
275 (andsi3_internal2_mc): this and enable iff generating microcode.
276 (andsi3_internal3): Rename to ...
277 (andsi3_internal3_mc): this and enable iff generating microcode.
278 (andsi3_internal4): Enable iif generating microcode.
279 (andsi3_internal5): Rename to ..
280 (andsi3_internal5_mc): this and enable iff generating microcode.
281 (andsi3_internal5_nomc): New pattern.
282 (extzvdi_internal1): Enable iff generating microcode.
283 (extzvdi_internal2): Likewise.
284 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
285 (anddi3): Change to expand.
286 (anddi3_mc): Rename from anddi3.
287 (anddi3_no_mc): New pattern.
288 (anddi3_internal2): Rename to ..
289 (anddi3_internal2_mc): this and enable iff generating microcode.
290 (anddi3_internal2_nomc): New pattern.
291 (anddi3_internal3): Rename to ..
292 (anddi3_internal3_mc): this and enable iff generating microcode.
293 (anddi3_internal3_nomc): New pattern.
294 (movti_string): Set cell_micro to always if TARGET_STRING.
295 (stmsi8): Set cell_micro to always.
301 (stmsi8_power): Likewise.
302 (stmsi7_power): Likewise.
303 (stmsi6_power): Likewise.
304 (stmsi5_power): Likewise.
305 (stmsi4_power): Likewise.
306 (stmsi3_power): Likewise.
307 (movsi_update2): Enable iff generating microcode.
308 (movhi_update3): Likewise.
309 (lmw): Set cell_micro to always.
311 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
313 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
314 * config/s390/s390.c (machine_function): Remove
315 decomposed_literal_pool_addresses_ok_p.
316 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
317 the difference of two labels.
318 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
319 (s390_pool_offset): New function.
320 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
321 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
323 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
325 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
326 (powerpc*-*-linux-gnu*): Describe.
327 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
328 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
329 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
330 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
331 config/rs6000/e500crtres32gpr.asm,
332 config/rs6000/e500crtres64gpr.asm,
333 config/rs6000/e500crtres64gprctr.asm,
334 config/rs6000/e500crtrest32gpr.asm,
335 config/rs6000/e500crtrest64gpr.asm,
336 config/rs6000/e500crtresx32gpr.asm,
337 config/rs6000/e500crtresx64gpr.asm,
338 config/rs6000/e500crtsav32gpr.asm,
339 config/rs6000/e500crtsav64gpr.asm,
340 config/rs6000/e500crtsav64gprctr.asm,
341 config/rs6000/e500crtsavg32gpr.asm,
342 config/rs6000/e500crtsavg64gpr.asm,
343 config/rs6000/e500crtsavg64gprctr.asm: Use it.
344 * config/rs6000/crtsavres.asm: Really remove.
346 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
349 * c-format.c (convert_format_name_to_system_name): Use
350 TARGET_OVERRIDES_FORMAT_INIT.
351 * config.gcc (extra_options): Add for mingw targets mingw.opt.
352 * config/i386/mingw.opt: New.
353 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
354 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
355 (ms_printf_length_specs): Removed const specifier.
356 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
357 * doc/invoke.texi (Wno-pedantic-ms-format): New.
359 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
361 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
362 * doc/install.texi: Bump recommended MPFR to 2.3.2.
364 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
367 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
368 sure that ref has valid bb.
370 2008-10-12 Richard Henderson <rth@redhat.com>
373 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
374 * alias.c (value_addr_p, stack_addr_p): Remove.
375 (nonoverlapping_memrefs_p): Remove IRA special case.
376 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
377 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
378 * reload1.c (alter_reg): Use it.
380 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
382 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
383 of registers instead of eax, ebx, ecx and edx. Use for loop
384 and check register for non-zero value before the call
385 to decode_caches_intel.
387 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
389 PR rtl-optimization/37448
390 * df.h: (df_ref_class): New enum.
391 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
392 (struct df_ref): Replaced with union df_ref_d.
393 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
394 New members of df_ref_d union.
395 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
396 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
397 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
398 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
399 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
400 DF_REF_EXTRACT_MODE): Replaced definition to access union
402 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
403 (df_scan_bb_info, df_bb_regno_first_def_find,
404 df_bb_regno_last_def_find, df_find_def, df_find_use,
405 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
406 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
407 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
408 df_get_artificial_defs, df_get_artificial_uses, union_defs)
409 Replaced struct df_ref * with df_ref.
410 * df-scan.c (df_collection_rec, df_null_ref_rec,
411 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
412 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
413 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
414 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
415 df_reorganize_refs_by_reg_by_reg,
416 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
417 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
418 df_sort_and_compress_refs, df_install_ref, df_install_refs,
419 df_ref_record, df_get_conditional_uses, df_get_call_refs,
420 df_bb_refs_record, df_exit_block_uses_collect,
421 df_record_exit_block_uses, df_reg_chain_mark,
422 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
423 df_ref * with df_ref.
424 (df_ref_record, df_uses_record, df_ref_create_structure): Added
425 df_ref_class parameter.
426 (df_scan_problem_data): Added new pools for different types of
428 (df_scan_free_internal, df_scan_alloc, df_free_ref,
429 df_ref_create_structure): Processed new ref pools.
430 (df_scan_start_dump): Added counts of refs and insns.
431 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
432 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
433 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
434 code to pass df_ref_class down to ref creation functions.
435 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
436 df_reg_chain_mark): Use macros to hide references to df_refs.
437 (df_ref_chain_change_bb): Removed.
438 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
439 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
440 Enhanced to understand df_ref union structure.
441 * fwprop.c (local_ref_killed_between_p, use_killed_between,
442 all_uses_available_at, update_df, try_fwprop_subst,
443 forward_propagate_subreg, forward_propagate_and_simplify,
444 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
445 df_ref * with df_ref.
446 (use_killed_between, all_uses_available_at): Use macros to hide
447 references to df_refs.
448 * regstat.c (regstat_bb_compute_ri,
449 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
451 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
452 see_handle_relevant_refs, see_analyze_one_def,
453 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
454 struct df_ref * with df_ref.
455 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
456 global_conflicts): Replaced struct df_ref * with df_ref.
457 * ddg.c (create_ddg_dep_from_intra_loop_link,
458 add_cross_iteration_register_deps, build_inter_loop_deps):
459 Replaced struct df_ref * with df_ref.
460 (create_ddg_dep_from_intra_loop_link,
461 add_cross_iteration_register_deps): Use macros to hide references
463 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
464 df_ref * with df_ref.
465 * df-core.c (df_bb_regno_first_def_find,
466 df_bb_regno_last_def_find, df_find_def, df_find_use,
467 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
468 debug_df_ref): Replaced struct df_ref * with df_ref.
469 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
470 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
472 * web.c (union_defs, entry_register, replace_ref, web_main):
473 Replaced struct df_ref * with df_ref.
474 (union_defs, replace_ref): Use macros to hide references to df_refs.
475 * global.c (compute_regs_asm_clobbered, build_insn_chain):
476 Replaced struct df_ref * with df_ref.
477 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
478 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
479 Replaced struct df_ref * with df_ref.
480 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
481 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
483 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
484 * df-byte-scan.c (df_compute_accessed_bytes_extract,
485 df_compute_accessed_bytes_strict_low_part,
486 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
487 Replaced struct df_ref * with df_ref.
488 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
489 * init-regs.c (initialize_uninitialized_regs): Replaced struct
490 df_ref * with df_ref.
491 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
492 check_dependency, check_dependencies, record_uses): Replaced
493 struct df_ref * with df_ref.
494 (invariant_for_use, check_dependency): Use macros to hide
495 references to df_refs.
496 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
497 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
498 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
499 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
500 references to df_refs.
501 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
503 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
504 * df-problems.c (df_rd_bb_local_compute_process_def,
505 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
506 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
507 df_chain_remove_problem, df_chain_create_bb_process_use,
508 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
509 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
510 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
511 df_byte_lr_simulate_artificial_refs_at_top,
512 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
513 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
514 df_simulate_uses, df_simulate_artificial_refs_at_end,
515 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
517 (df_chain_dump): Use macros to hide references to df_refs.
518 * config/mips/mips.c (r10k_simplify_address): Replaced struct
519 df_ref * with df_ref.
520 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
521 mark_artificial_uses, mark_reg_dependencies,
522 byte_dce_process_block): Replaced struct df_ref * with df_ref.
524 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
526 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
528 (array_ref_element_size): Likewise.
529 (array_ref_low_bound): Likewise.
530 (array_ref_up_bound): Likewise.
531 * expr.c (contains_packed_reference): Likewise.
532 (array_ref_element_size): Likewise.
533 (array_ref_low_bound): Likewise.
534 (array_ref_up_bound): Likewise.
535 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
536 with ARRAY_RANGE_REF.
537 (idx_find_step): Likewise.
538 (idx_record_use): Likewise.
539 (strip_offset_1): Likewise.
540 (idx_remove_ssa_names): Likewise.
542 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
543 Andi Kleen <ak@linux.intel.com>
545 * config/i386/cpuid.h (__cpuid_count): New defines.
546 * config/i386/driver-i386.c (struct cache_desc): New structure.
547 (describe_cache): Use struct cache_desc to pass cache descriptions.
548 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
549 (detect_caches_amd): Use struct cache_desc to describe caches.
550 (decode_caches_intel): Use struct cache_desc to pass cache
551 descriptions. Update descriptions to match latest (rev -032,
552 December 2007) CPUID documentation. Do not check valid bit here.
553 Check for Xeon MP value 0x49 problems.
554 (detect_caches_cpuid2): New function, split from detect_caches_intel.
555 Check valid bit before calling decode_caches_intel. Detect number
556 of times to repeat CPUID instruction.
557 (detect_caches_cpuid4): New function.
558 (detect_caches_intel): Depending on max_level, call
559 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
560 only when other methods fail to provide valid L2 cache description.
562 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
565 * pa.md (call, call_value): Generate an rtx for register r4 and pass
566 it to PIC call patterns.
567 (call_symref_pic): Revise pattern to expose PIC register save. Remove
568 code generation and attributes from pattern. Change peephole2 to split
569 for noreturn case. Revise split pattern for non noreturn case.
570 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
571 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
572 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
575 2008-10-11 David Edelsohn <edelsohn@gnu.org>
577 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
578 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
580 (divdf3): Reformat long line.
582 2008-10-11 Michael J. Eager <eager@eagercon.com>
584 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
586 (rs6000_handle_option): Process -mfpu options.
587 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
588 (enum fpu_type_t): New.
589 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
590 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
592 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
593 (floatdidf2): Add TARGET_SINGLE_FPU condition.
594 * config/rs6000/rs6000.opt (-mfpu): New.
596 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
597 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
598 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
599 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
600 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
602 2008-10-11 Jakub Jelinek <jakub@redhat.com>
605 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
606 LO_SUM on Darwin if mode has just one unit.
608 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
611 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
612 has been optimized out.
614 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
616 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
617 instead of PIC_DIRECT_ADDR_P.
618 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
619 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
620 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
621 (PIC_OFFSET_P): Rename to...
622 (PCREL_SYMOFF_P): ...this.
623 (PIC_DIRECT_ADDR_P): Delete.
624 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
626 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
627 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
628 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
629 * config/sh/sh.c (print_operand): Remove CONST handling.
630 (unspec_caller_rtx_p): Rewrite to use split_const and check
631 the operands of UNSPEC bases.
632 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
633 with (unspec [A B] UNSPEC_SYMOFF).
634 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
636 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
637 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
638 (UNSPEC_EXTRACT_U16): Likewise.
639 (UNSPEC_SYMOFF): Likewise.
640 (UNSPEC_PCREL_SYMOFF): Likewise.
641 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
643 (movsi_const_16bit): Likewise.
644 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
645 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
646 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
647 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
648 with (unspec [A B] UNSPEC_SYMOFF).
649 (symPLT_label2reg): Replace (minus A (minus B pc)) with
650 (unspec [A B] PCREL_UNSPEC_SYMOFF).
651 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
652 (Csu): Likewise UNSPEC_EXTRACT_U16.
653 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
654 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
656 2008-10-10 Stepan Kasal <skasal@redhat.com>
658 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
659 for loop strip mining and loop blocking.
661 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
663 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
664 vary types depending on debug info.
666 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
668 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
669 before ensuring it's already computed.
671 2008-10-09 Jakub Jelinek <jakub@redhat.com>
673 * rtl.h (locator_eq): New decl.
674 * cfglayout.c (locator_scope): New function.
675 (insn_scope): Use it.
676 (locator_eq): New function.
677 (fixup_reorder_chain): Search for last insn in src bb
678 that has locator set or first insn in dest bb. Use
679 locator_eq instead of == to compare locators.
680 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
681 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
682 == to compare locators.
684 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
686 * gimple-low.c (lower_function_body, lower_gimple_return,
687 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
688 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
689 goto_block on edges if goto_locus is known.
692 * tree.h (get_object_alignment): Declare.
693 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
694 get_object_alignment if needed.
695 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
697 (get_object_alignment): ... here. New function. Try harder to
698 determine alignment from get_inner_reference returned offset.
700 2008-10-08 Jakub Jelinek <jakub@redhat.com>
702 * graphite.c (gloog): Don't call find_unreachable_blocks
703 before delte_unreachable_blocks.
705 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
706 goto_locus of true_edge into RTL locator.
708 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
711 (*jcc_btdi_mask_rex64): Ditto.
713 (*jcc_btsi_mask): Ditto.
714 (*jcc_btsi_1): Ditto.
715 (*jcc_btsi_mask_1): Ditto.
717 2008-10-08 Paul Brook <paul@codesourcery.com>
719 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
720 compatible profiler (__gnu_mcount_nc).
721 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
723 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
725 * config/i386/i386.c (initial_ix86_tune_features): Add
726 X86_TUNE_USE_VECTOR_FP_CONVERTS.
727 * config/i386/i386.h (ix86_tune_indices): Likewise.
728 (TARGET_USE_VECTOR_FP_CONVERTS): New.
730 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
731 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
732 for FP to FP splitters.
734 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
736 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
739 2008-10-08 Jakub Jelinek <jakub@redhat.com>
743 PR rtl-optimization/37341
744 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
745 to ORIG_BB, pass through ORIG_BB recursively.
746 (cse_condition_code_reg): Adjust caller.
748 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
750 * sdbout.c (sdbout_one_type): Treat the value type
751 CONST_DECL for enumerals.
753 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
755 * config/i386/i386.md: Remove trailing white spaces.
757 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
759 PR rtl-optimization/37448
760 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
761 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
763 (struct output_info) [count]: Renamed total_created and made
765 (struct output_info) [size]: Renamed total_allocated and made
767 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
768 Properly keep track of desc->size.
769 (print_statistics, dump_alloc_pool_statistics): Enhance the
770 printing of statistics to print the number of elements and to use
773 2008-10-07 Jakub Jelinek <jakub@redhat.com>
776 * opts.h (CL_SAVE): Move up to flags range.
777 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
778 CL_COMMON): Renumber.
779 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
780 * opts.c (common_handle_option): Revert last change.
782 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
784 * config/i386/i386-protos.h (ix86_schedule): New.
786 * config/i386/i386.c (ix86_schedule): New.
787 (override_options): Add schedule to processor_alias_table. Set
788 ix86_schedule from the schedule field in processor_alias_table.
789 (ix86_function_specific_save): Save ix86_schedule.
790 (ix86_function_specific_restore): Restore ix86_schedule.
792 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
793 ix86_tune. Add none and remove i386, i486, pentium4, nocona
796 * config/i386/i386.opt: Add schedule.
798 * config/i386/ppro.md: Remove generic32.
800 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
803 * expr.c (count_type_elements): Handle ERROR_MARK.
805 2008-10-07 Jakub Jelinek <jakub@redhat.com>
810 * basic-block.h (struct edge_def): Add goto_block field.
811 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
812 one insn with locus corresponding to edge's goto_locus if !optimize.
813 * profile.c (branch_prob): Copy edge's goto_block.
814 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
816 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
817 locator in between the merged basic blocks if !optimize and needed.
818 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
819 goto_locus into RTL locator. For unconditional jump use that
820 locator for the jump insn.
821 (expand_gimple_cond): Convert goto_block and goto_locus into
822 RTL locator for all remaining edges. For unconditional jump
823 use that locator for the jump insn.
824 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
825 there is more than one edge or insn locator along the forwarding
826 edges and !optimize. If there is just one, set e->goto_locus.
827 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
829 (move_block_to_fn): Adjust edge's goto_block.
831 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
834 * expmed.c (expand_mult): Properly check DImode constant in
837 2008-10-07 Jakub Jelinek <jakub@redhat.com>
840 * dwarf2out.c (common_block_die_table): New variable.
841 (common_block_die_table_hash, common_block_die_table_eq): New
843 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
844 COMMON block in the current scope rather than globally. Optimize
845 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
846 DW_OP_addr SYMBOL_REF+off.
848 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
850 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
851 Return true for non-addressable GIMPLE operands.
853 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
856 * config/i386/i386.c (initial_ix86_tune_features): Remove
857 X86_TUNE_USE_BIT_TEST.
858 * config/i386/i386.h (ix86_tune_indices): Likewise.
859 (TARGET_USE_BIT_TEST): Removed.
861 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
863 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
865 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
867 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
868 (mul<mode>3_mul3): ... into this new template.
870 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
872 * gimplify.c (gimplify_arg): Add location argument. Use it.
873 (gimplify_call_expr): Pass location to gimplify_arg.
874 (gimplify_modify_expr_to_memcpy): Same.
875 (gimplify_modify_expr_to_memset): Same.
877 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
879 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
880 Update calls to build_unary_op and build_indirect_ref for location
883 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
886 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
887 * c-typeck.c (array_to_pointer_conversion): Pass location to
889 (function_to_pointer_conversion): Use error_at and warning_at.
890 (build_indirect_ref): Same.
891 (build_array_ref): Pass location to build_binary_op.
892 (parser_build_unary_op): Do not set location after calling
894 (build_unary_op): Add location argument. Use it throughout. Set
895 EXPR_LOCATION before returning new tree.
896 (build_modify_expr): Same.
897 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
899 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
900 build_indirect_ref, build_modify_expr.
901 (c_finish_omp_for): Same. Use error_at instead of error.
902 * c-common.c (c_common_truthvalue_conversion): Pass location to
904 (warn_for_div_by_zero): Add location argument.
905 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
906 build_unary_op, warn_for_div_by_zero.
907 * c-parser.c (c_parser_typeof_specifier): Use
908 protected_set_expr_location.
909 (c_parser_statement_after_labels): Same.
910 (c_parser_condition): Same.
911 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
912 (c_parser_conditional_expression): Use protected_set_expr_location.
913 (c_parser_unary_expression): Pass location to build_indirect_ref.
914 (c_parser_postfix_expression_after_primary): Pass location to
915 build_indirect_ref, build_unary_op.
916 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
918 2008-10-06 Joshua Kinard <kumba@gentoo.org>
920 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
921 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
922 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
924 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
925 (mips_issue_rate): Handle PROCESSOR_R10000.
926 * config/mips/mips.md (cpu): Add r10000.
928 * config/mips/10000.md: New file.
930 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
932 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
933 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
934 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
936 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
938 * config/darwin-protos.h (machopic_function_base_name): Delete.
939 (machopic_function_base_sym): Likewise.
940 (machopic_gen_offset): Declare.
941 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
942 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
943 * config/darwin.c (machopic_function_base_name): Delete.
944 (machopic_function_base_sym): Likewise.
945 (gen_pic_offset): Rename to...
946 (machopic_gen_offset): ...this and remove the pic_base argument.
947 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
948 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
949 crtl->uses_pic_offset_table.
950 (machopic_indirect_data_reference): Use new machopic_gen_offset
952 (machopic_legitimize_pic_address): Likewise.
953 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
955 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
956 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
957 * config/i386/i386.c (output_set_got): Likewise.
958 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
960 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
961 (legitimate_address_p): Likewise.
962 (output_pic_addr_const): Likewise.
963 (output_addr_const_extra): Likewise.
964 (ix86_delegitimize_address): Expect darwin_local_data_pic to
965 match an UNSPEC rather than a MINUS.
966 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
967 (builtin_setjmp_receiver): Use machopic_gen_offset.
968 * config/i386/predicates.md (pic_symbolic_operand): Handle
969 UNSPEC_MACHOPIC_OFFSET.
971 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
972 Use machopic_gen_offset and machopic_operand_p.
973 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
974 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
975 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
976 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
977 Set crtl->uses_pic_offset_table.
979 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
981 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
983 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
984 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
985 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
986 (constant_pool_expr_p): Use split_const and check the base.
987 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
989 (legitimate_constant_pool_address_p): Check toc_relative_p
990 instead of constant_pool_expr_p.
991 (print_operand_address): Always use output_addr_const for
992 constant pool addresses.
993 (rs6000_output_addr_const_extra): New function.
994 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
996 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1000 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1001 (mark_ref_live, mark_ref_dead): Use them.
1002 (def_conflicts_with_inputs_p): Remove.
1003 (mark_early_clobbers): New function.
1004 (process_bb_node_lives): Call preprocess_constraints and
1005 mark_early_clobbers.
1007 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1009 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1011 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1012 lib with -mthread switch.
1014 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1017 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1018 function in two, making it call a new and reusable
1019 dwarf2out_imported_module_or_decl() that takes the containing
1020 BLOCK of the declaration in argument.
1021 (dwarf2out_imported_module_or_decl_real): New function.
1022 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1023 IMPORTED_DECL in account.
1024 * tree.def: Added IMPORTED_DECL node type.
1025 * tree.h: Added accessors for IMPORTED_DECL nodes.
1026 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1028 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1030 * doc/gimple.texi: Fix some typos, wrap some long lines,
1031 fix some broken wraps with continuations.
1032 * tree-ssa-reassoc.c: Fix comment typos.
1034 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1037 * pa.c (legitimize_pic_address): Force function labels to memory in
1040 2008-10-04 Anton Blanchard <anton@samba.org>
1042 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1043 (rs6000_split_atomic_op): Same.
1044 (rs6000_split_compare_and_swap): Same.
1045 (rs6000_split_compare_and_swapqhi): Same.
1047 2008-10-04 Richard Guenther <rguenther@suse.de>
1049 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1050 instead of pointer equality.
1051 (vn_nary_op_eq): Likewise.
1053 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1055 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1057 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1058 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1060 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1062 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1063 Revert previous change.
1065 2008-10-03 Tom Tromey <tromey@redhat.com>
1067 * stringpool.c (ggc_alloc_string): Terminate string.
1069 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1071 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1072 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1073 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1076 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1079 2008-10-03 Pascal Obry <obry@adacore.com>
1081 * gcov.c (create_file_names): Properly handle UNIX and DOS
1082 directory separators.
1083 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1084 separator to '~' to ensure clean filenames on Windows.
1086 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1088 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1089 Add a null terminator to the stripped name.
1091 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1093 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1094 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1095 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1096 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1097 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1098 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1099 TARGET_SINGLE_FLOAT.
1101 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1103 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1105 2008-10-02 Richard Guenther <rguenther@suse.de>
1108 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1109 and VECTOR_TYPE recurse with useless_type_conversion_p which
1110 properly handles void pointer conversion.
1112 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1115 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1116 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1118 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1120 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1121 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1122 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1123 they translate to non builtins.
1124 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1125 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1126 __builtin_vec_promote, __builtin_vec_extract, and
1127 __builtin_vec_insert.
1128 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1129 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1130 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1131 * config/rs6000/altivec.h (vec_extract): Define
1132 (vec_insert): Define.
1133 (vec_splats): Define.
1134 (vec_promote): Define.
1136 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1137 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1138 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1140 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1142 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1143 prototype. Add new parameter, blk.
1144 Use BLKmode for the MEM if blk is true.
1145 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1146 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1147 ALTIVEC_BUILTIN_STVRXL.
1148 Update usage of altivec_expand_lv_builtin.
1149 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1150 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1151 (altivec_init_builtins): If compiling for the Cell, also define the
1153 * config/rs6000/rs6000.h (rs6000_builtins): Define
1154 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1155 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1156 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1157 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1158 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1159 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1160 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1161 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1162 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1163 UNSPEC_STVRX, and UNSPEC_STVRXL.
1164 (altivec_lvlx): New pattern.
1165 (altivec_lvlxl): New pattern.
1166 (altivec_lvrx): New pattern.
1167 (altivec_lvrxl): New pattern.
1168 (altivec_stvlx): New pattern.
1169 (altivec_stvlxl): New pattern.
1170 (altivec_stvrx): New pattern.
1171 (altivec_stvrxl): New pattern.
1172 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1173 (vec_lvlxl): Likewise.
1174 (vec_lvrx): Define if PPU is defined.
1175 (vec_lvrxl): Likewise.
1176 (vec_stvlx): Define if PPU is defined.
1177 (vec_stvlxl): Likewise.
1178 (vec_stvrx): Define if PPU is defined.
1179 (vec_stvrxl): Likewise.
1181 2008-10-01 Geert Bosch <bosch@adacore.com>
1183 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1185 2008-10-01 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/37617
1188 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1189 do not add to the NEW_SETS.
1191 2008-10-01 Richard Guenther <rguenther@suse.de>
1194 * tree-vrp.c (execute_vrp): If we optimized away the default
1195 case make sure to promote the label that got in place of it
1196 to a default case label.
1198 2008-10-01 Richard Henderson <rth@redhat.com>
1201 * tree-complex.c (set_component_ssa_name): Don't optimize
1202 is_gimple_min_invariant values with ssa_names in abnormal phis.
1204 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1206 PR tree-optimization/37662
1207 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1208 commutative binary operation if they are in the wrong order and
1209 fold_build2 produces non-GIMPLE.
1211 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1213 PR tree-optimization/37662
1214 PR tree-optimization/37663
1215 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1216 get_value_range with non-SSA_NAME. Don't assert operands have been
1217 folded, instead just bail out.
1219 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1221 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1223 2008-09-30 Richard Guenther <rguenther@suse.de>
1226 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1227 build restrict-qualified pointers.
1228 (vectorizable_store): Move alias check later.
1229 (vectorizable_load): Likewise.
1231 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1233 * c-common.c (empty_if_body_warning): Remove.
1234 * c-common.h (empty_if_body_warning): Remove.
1235 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1236 here the -Wempty-body warning for `if' and `else' statements.
1237 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1239 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1241 * config/i386/i386.opt: Add msse2avx.
1243 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1244 * config/i386/linux64.h (ASM_SPEC): Likewise.
1246 * doc/invoke.texi: Document -msse2avx.
1248 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1250 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1252 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1254 * ifcvt.c (noce_emit_store_flag): If using condition from original
1255 jump, reverse it if if_info->cond was reversed.
1257 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1259 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1260 non-constant memory if it cannot be forced to constant memory.
1261 Overhaul surrounding code and factor out common condition.
1263 2008-09-29 Jeff Law <law@redhat.com>
1265 * reload1.c (alter_reg): Add missing curly braces.
1267 2008-09-29 Michael J. Eager <eager@eagercon.com>
1269 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1271 * config/rs6000/rs6000.c (rs6000_override_options): Move
1272 rs6000_init_hard_regno_mode_ok after all options changed.
1273 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1274 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1275 -msimple-fpu flags. Add warning messages if single FP not configured.
1276 (rs6000_file_start): Output gnu_attribute for single-float.
1277 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1278 (rs6000_legitimize_address): Likewise.
1279 (rs6000_legitimize_reload_address): Likewise.
1280 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1281 TARGET_SINGLE_FLOAT.
1282 (function_arg_advance): Likewise (partial conversion).
1283 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1284 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1285 TARGET_SINGLE_FLOAT.
1286 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1287 (rs6000_emit_prologue): Likewise.
1288 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1289 TARGET_SINGLE_FLOAT.
1290 (rs6000_libcall_value): Likewise.
1291 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1292 (TARGET_DOUBLE_FLOAT): New default to 1
1293 (TARGET_SIMPLE_FPU): New default to 0
1294 (TARGET_SINGLE_FPU): New default to 0
1295 (TARGET_SINGLE_FLOAT_MODE): New.
1296 (TARGET_DOUBLE_FLOAT_MODE): New.
1297 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1298 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1300 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1301 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1302 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1303 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1304 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1305 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1306 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1307 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1308 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1309 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1310 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1311 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1312 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1313 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1314 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1315 cmptf_internal1, *cmptf_internal2): Condition on
1316 TARGET_DOUBLE_FLOAT.
1317 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1318 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1319 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1320 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1321 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1322 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1323 TARGET_SINGLE_FLOAT.
1324 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1325 * config/rs6000/rs6000.opt (-msingle-float): New.
1326 (-mdouble-float): New.
1327 (-msimple-fpu): New.
1328 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1329 -msingle-float, -mdouble-float, -msimple-fpu options.
1330 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1331 _SOFT_DOUBLE for -msingle-float.
1332 * config.gcc: New config for target=powerpc-xilinx-eabi.
1334 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1336 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1337 have exit and entry.
1338 (new_scop): Take entry and exit edge to define new SCoP.
1339 (sd_region_p): New structure used during SCoP detection.
1340 (move_scops): Delete.
1341 (move_sd_regions): New.
1342 (scopdet_info): Change the definition from edges back to basic_blocks.
1343 (scopdet_edge_info): Work on basic_blocks and rename to
1344 scopdet_basic_block_info.
1345 (split_difficult_bb): At the moment removed. We should later
1346 add it at another place.
1347 (build_scops_1): Work on basic_blocks.
1348 (bb_in_sd_region): New.
1349 (find_single_entry_edge): New.
1350 (find_single_exit_edge): New.
1351 (create_single_entry_edge): New.
1352 (sd_region_without_exit): New.
1353 (create_single_exit_edge): New.
1354 (unmark_exit_edges): New.
1355 (mark_exit_edges): New.
1356 (create_sese_edges): New.
1357 (build_graphite_scops): New.
1358 (build_scops): Make SCoPs SESE.
1359 (limit_scops): Use the new functions.
1361 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1363 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1365 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1368 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1369 address to a register before taking the lower part.
1371 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1373 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1376 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1377 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1380 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1381 the newly created variable.
1382 Create a VECTOR_CST of all 1s for vector types.
1384 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1387 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1389 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1391 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1392 order to convert between modes.
1393 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1395 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1397 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1400 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1403 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1407 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1409 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1410 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1411 them to yield false with MIPS16.
1413 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1416 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1417 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1418 mem_loc_descriptor failed. Accept UNSPEC.
1419 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1420 fail if one of the loc_descriptor calls for pieces failed.
1421 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1422 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1423 if loc_descriptor_from_tree_1 on offset failed.
1426 * opts.c (common_handle_option): Don't call print_specific_help with
1427 CL_SAVE as first argument.
1429 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1430 Steve Ellcey <sje@cup.hp.com>
1432 * configure: Regenerate for new libtool.
1433 * aclocal.m4: Ditto.
1435 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1437 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1438 alias set on MEM when saving stack pointer.
1439 * config/rs6000/rs6000.md (allocate_stack): Likewise
1441 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1443 PR tree-optimization/37574
1444 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1445 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1446 instead of vector_type for constants. Take computation out of loop.
1447 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1448 and use only vector_type for invariant case.
1449 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1451 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1454 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1455 the decl is a VAR_DECL or FUNCTION_DECL.
1457 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1460 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1461 (mark_ref_live, mark_ref_dead): Use them.
1462 (def_conflicts_with_inputs_p): Remove.
1463 (mark_early_clobbers): New function.
1464 (process_bb_node_lives): Call preprocess_constraints and
1465 mark_early_clobbers.
1467 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1469 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1472 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1473 (ira_compress_allocno_live_ranges): New prototype.
1475 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1476 (coalesced_allocnos_living_at_program_points): New.
1477 (coalesced_allocnos_live_at_points_p,
1478 set_coalesced_allocnos_live_points): New functions.
1479 (coalesce_spill_slots): Rewrite.
1481 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1482 ira_compress_allocno_live_ranges): New functions.
1484 * ira-build.c (ira_flattening): Call
1485 ira_compress_allocno_live_ranges.
1488 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1490 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1493 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1495 * combine.c (make_compound_operation): Handle the 'E' format.
1496 (count_rtxs): Likewise.
1497 (update_table_tick): Likewise.
1498 (get_last_value_validate): Likewise.
1500 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1502 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1504 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1506 * matrix-reorg.c (transform_allocation_sites): Initializers
1507 added to avoid the warning.
1509 2008-09-25 Martin Jambor <mjambor@suse.cz>
1511 * cgraph.c (free_nodes): New variable.
1512 (NEXT_FREE_NODE): New macro.
1513 (cgraph_create_node): Reuse nodes from the free list. Do not
1514 update uid if doing so.
1515 (cgraph_remove_node): Add the node to the free list.
1517 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1519 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1521 2008-09-24 Richard Henderson <rth@redhat.com>
1523 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1524 * unwind-dw2.c (execute_stack_op): Handle it.
1526 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1529 2008-09-24 Michael J. Eager <eager@eagercon.com>
1531 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1533 * c-common.c (fname_decl): New location argument.
1534 * c-common.h (fname_decl): Same.
1535 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1537 (c_parser_typeof_specifier): Same.
1538 (c_parser_parms_list_declarator): Same.
1539 (c_parser_asm_string_literal): Same.
1540 (c_parser_compound_statement_nostart): Same.
1541 (c_parser_label): Same.
1542 (c_parser_do_statement): Same.
1543 (c_parser_asm_statement): Same.
1544 (c_parser_unary_expression): Same.
1545 (c_parser_sizeof_expression): Same.
1546 (c_parser_postfix_expression): Same.
1547 (c_parser_pragma): Same.
1548 (c_parser_omp_clause_collapse): Same.
1549 (c_parser_omp_clause_num_threads): Same.
1550 (c_parser_omp_clause_schedule): Same.
1551 (c_parser_omp_all_clauses): Same.
1552 (c_parser_omp_sections_scope): Same.
1553 (c_parser_omp_for_loop): Same. Pass condition's location to
1554 c_objc_common_truthvalue_conversion.
1555 (c_parser_enum_specifier): Remove comment.
1557 2008-09-24 Michael J. Eager <eager@eagercon.com>
1559 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1561 * config/rs6000/rs6000.c (rs6000_override_options): Move
1562 rs6000_init_hard_regno_mode_ok after all options changed.
1563 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1564 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1565 -msimple-fpu flags. Add warning messages if single FP not configured.
1566 (rs6000_file_start): Output gnu_attribute for single-float.
1567 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1568 (rs6000_legitimize_address): Likewise.
1569 (rs6000_legitimize_reload_address): Likewise.
1570 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1571 TARGET_SINGLE_FLOAT.
1572 (function_arg_advance): Likewise.
1573 (function_arg): Likewise.
1574 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1575 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1576 TARGET_SINGLE_FLOAT.
1577 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1578 (rs6000_emit_prologue): Likewise.
1579 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1580 TARGET_SINGLE_FLOAT.
1581 (rs6000_libcall_value): Likewise.
1582 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1583 (TARGET_DOUBLE_FLOAT): New default to 1
1584 (TARGET_SIMPLE_FPU): New default to 0
1585 (TARGET_SINGLE_FPU): New default to 0
1586 (TARGET_SINGLE_FLOAT_MODE): New.
1587 (TARGET_DOUBLE_FLOAT_MODE): New.
1588 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1589 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1591 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1592 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1593 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1594 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1595 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1596 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1597 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1598 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1599 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1600 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1601 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1602 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1603 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1604 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1605 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1606 cmptf_internal1, *cmptf_internal2): Condition on
1607 TARGET_DOUBLE_FLOAT.
1608 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1609 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1610 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1611 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1612 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1613 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1614 TARGET_SINGLE_FLOAT.
1615 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1616 * config/rs6000/rs6000.opt (-msingle-float): New.
1617 (-mdouble-float): New.
1618 (-msimple-fpu): New.
1619 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1620 -msingle-float, -mdouble-float, -msimple-fpu options.
1621 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1622 _SOFT_DOUBLE for -msingle-float.
1623 * config.gcc: New config for target=powerpc-xilinx-eabi.
1625 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1627 * config/sparc/constraints.md: New file.
1628 * config/sparc/sparc.md: Include it.
1629 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1630 (sparc_extra_constraint_check): Delete.
1631 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1632 (memory_ok_for_ldd): New predicate.
1633 (sparc_extra_constraint_check): Delete.
1634 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1635 (CONST_OK_FOR_LETTER_P): Likewise.
1636 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1637 (EXTRA_CONSTRAINT): Likewise.
1639 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1641 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1643 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1645 * alias.c (find_base_value): Use FIND_BASE_TERM.
1646 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1648 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1650 * config/i386/i386.c: Include cselib.h.
1651 (ix86_pic_register_p): New function.
1652 (ix86_delegitimize_address): Use it to check for the PIC register.
1654 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1656 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1657 * config/i386/i386.c (ix86_find_base_term): Don't check for
1658 SYMBOL_REF and LABEL_REF.
1660 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1662 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1663 constant PLUS in a CONST.
1665 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1667 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1668 check for sibcall support for w64.
1670 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1672 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1674 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1676 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1677 parser_build_binary_op.
1678 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1679 * c-typeck.c (build_array_ref): Same.
1680 (parser_build_unary_op): New location argument.
1681 (pointer_diff): Pass location to build_binary_op,
1682 c_objc_common_truthvalue_conversion.
1683 (build_modify_expr): Same.
1684 (build_unary_op): New location argument.
1685 (build_binary_op): New location argument.
1686 (c_objc_common_truthvalue_conversion): Pass location to
1687 c_*common_truthvalue_conversion.
1688 * c-convert.c (convert): Same.
1689 * c-common.c (binary_op_error): New location argument.
1690 (pointer_int_sum): Pass location to build_binary_op.
1691 (c_common_truthvalue_conversion): New location argument.
1692 (warn_for_sign_compare): Same.
1693 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1694 binary_op_error, build_binary_op, warn_for_sign_compare.
1695 * c-parser.c (c_parser_condition): Pass location to
1696 c_*common_truthvalue_conversion.
1697 (c_parser_conditional_expression): Save condition's location and pass
1699 (c_parser_binary_expression): Same, but for the binary operator's
1701 (c_parser_omp_for_loop): Pass location to
1702 c_objc_common_truthvalue_conversion.
1704 2008-09-23 Martin Jambor <mjambor@suse.cz>
1706 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1707 (cgraph_node_remove_callees): New temporary f. Hold the next item
1709 (cgraph_node_remove_callers): Likewise.
1711 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1712 (ipa_node_removal_hook): Likewise.
1714 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1715 gimple_call_copy_skip_args and moved to the gimple_call section.
1716 * gimple.c (gimple_copy_call_skip_args): Renamed to
1717 gimple_call_copy_skip_args. Changed al users.
1719 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1721 * ira-color.c (start_allocno_priorities): Rename to
1722 setup_allocno_priorities. Use costs and
1723 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1724 range lengths. Get rid off doubles.
1725 (ira_fast_allocations): Call start_allocno_priorities.
1727 2008-09-22 David Daney <ddaney@avtrex.com>
1730 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1731 register if TARGET_LONG_CALLS.
1733 2008-09-22 Richard Guenther <rguenther@suse.de>
1735 PR tree-optimization/37145
1736 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1737 value-numbering union accesses with their offset and size only.
1738 (visit_reference_op_load): Fix simplification of inserted conversions.
1739 * tree-ssa-pre.c (find_or_generate_expression): Do not
1740 recursively generate expressions if running FRE.
1742 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1744 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1745 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1748 2008-09-22 Richard Guenther <rguenther@suse.de>
1750 PR tree-optimization/37145
1751 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1752 (phi_translate_1): Constant fold references.
1754 2008-09-22 Ira Rosen <irar@il.ibm.com>
1756 PR tree-optimization/37482
1757 * tree-vectorizer.h (struct _slp_instance): Add new field.
1758 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1759 (get_earlier_stmt): New function.
1760 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1762 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1763 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1764 asserts that GSI points to the scalar statement being vectorized.
1765 Set new statement location according to GSI.
1766 (vect_schedule_slp_instance): Use GSI of
1767 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1769 2008-09-21 Jan Hubicka <jh@suse.cz>
1771 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1772 (ipcp_insert_stage): Update dead_nodes bitmap.
1774 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1777 * config/i386/t-cygming (SHLIB_LC): Remove.
1778 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1779 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1781 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1785 * final.c (mark_symbol_ref_as_used): New helper function.
1786 (output_operand): Instead of just looking inside MEMs for
1787 SYMBOL_REFs, use new helper function and for_each_rtx.
1788 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1789 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1790 Make head comment more general.
1791 * config/darwin.c (machopic_output_indirection): Handle weak
1792 references here, like in assemble_external.
1794 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1796 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1797 (sparc_emit_float_lib_cmp): Change return type.
1798 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1799 (gen_compare_operator): New function.
1800 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1801 the comparison sequence. Minor tweaks.
1802 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1803 that the final operator and the result of sparc_emit_float_lib_cmp
1804 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1805 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1806 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1807 result of sparc_emit_float_lib_cmp match for software TFmode.
1808 (movqicc, movhicc, movsicc, movdicc): Merge into...
1809 (mov<I:mode>cc): ...this.
1810 (movsfcc, movdfcc, movtfcc): Merge into...
1811 (mov<F:mode>cc): ...this.
1812 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1814 (mov<I:mode>_cc_v9): ...this.
1815 (movdi_cc_sp64_trunc): Delete.
1816 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1817 movdi_cc_reg_sp64): Merge into...
1818 (mov<I:mode>_cc_reg_sp64): ...this.
1819 (movsf_cc_sp64): Rename into...
1820 (movsf_cc_v9): ...this.
1821 (movdf_cc_sp64): Rename into...
1822 (movdf_cc_v9): ...this.
1823 (movtf_cc_hq_sp64): Rename into...
1824 (movtf_cc_hq_v9): ...this.
1825 (movtf_cc_sp64): Rename into...
1826 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1828 2008-09-21 Diego Novillo <dnovillo@google.com>
1830 * doc/gccint.texi: Include generic.texi and gimple.texi.
1832 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1833 (GIMPLE): Move to gimple.texi.
1834 (Annotations): Remove references to to stmt_ann_t and
1836 (SSA Operands): Rename from 'Statement Operands'.
1837 * doc/generic.texi: New.
1838 * doc/gimple.texi: New.
1839 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1840 * Makefile.in (TEXI_GCCINT_FILES):
1841 * gimple.c (gimple_copy_call_skip_args): Rename from
1842 giple_copy_call_skip_args. Update all users.
1843 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1845 2008-09-21 Ira Rosen <irar@il.ibm.com>
1847 PR tree-optimization/37539
1848 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1849 statement in related statement field only for the first load of the
1850 group of loads with the same data reference.
1852 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1854 * config/mips/mips.h (TUNE_OCTEON): New macro.
1855 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1856 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1857 * config/mips/octeon.md: New file.
1858 * config/mips/mips.md: Include octeon.md. Restore
1859 semi-alphabetical order of include files.
1861 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1864 * config/i386/i386.md (*jcc_fused_1): Removed.
1865 (*jcc_fused_2): Likewise.
1866 (*jcc_fused_3): Likewise.
1867 (*jcc_fused_4): Likewise.
1869 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1871 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1872 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1873 * target.h (gcc_target): Add ira_cover_classes.
1874 * ira.c: Remove IRA_COVER_CLASSES guards.
1875 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1876 instead of IRA_COVER_CLASSES.
1877 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1878 (setup_class_translate): Likewise.
1879 (setup_reg_class_intersect_union): Likewise.
1880 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1881 test of targetm.ira_cover_classes.
1882 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1883 of IRA_COVER_CLASSES.
1884 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1885 (TARGET_INITIALIZER): Include it.
1886 * targhooks.h (default_ira_cover_classes): Declare.
1887 * targhooks.c (default_ira_cover_classes): New function.
1889 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1891 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1893 2008-09-19 Ian Lance Taylor <iant@google.com>
1895 * varasm.c (narrowing_initializer_constant_valid_p): Return
1896 NULL_TREE if ENDTYPE is not an integer.
1898 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1901 * tree-ssa.c (execute_update_addresses_taken): Also update
1902 DECL_GIMPLE_REG_P for vector and complex types.
1904 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1905 Jan Hubicka <jh@suse.cz>
1908 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1909 empty before freeing them.
1910 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1912 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1914 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1915 * config/xtensa/predicates.md (tls_symbol_operand): New.
1916 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1917 (TARGET_CANNOT_FORCE_MEM): Define.
1918 (xtensa_tls_symbol_p): New.
1919 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1920 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1921 (xtensa_tls_module_base): New.
1922 (xtensa_call_tls_desc): New.
1923 (xtensa_legitimize_tls_address): New.
1924 (xtensa_legitimize_address): Handle TLS symbols.
1925 (xtensa_tls_referenced_p_1): New.
1926 (xtensa_tls_referenced_p): New.
1927 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1929 (XTENSA_BUILTIN_THREAD_POINTER): New.
1930 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1931 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1932 builtin. Add declarations for __builtin_thread_pointer and
1933 __builtin_set_thread_pointer.
1934 (xtensa_fold_builtin): Recognize new builtins.
1935 (xtensa_expand_builtin): Expand new builtins.
1936 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1937 (TARGET_THREADPTR): Define.
1938 (HAVE_AS_TLS): Define default value.
1939 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1940 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1941 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1942 (UNSPECV_SET_TP): New.
1943 (sym_TPOFF, sym_DTPOFF): New.
1944 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1945 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1946 * configure: Regenerated.
1948 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1951 * config/ia64/ia64.c (ia64_optimization_options): Move
1952 checking and setting flag_schedule_insns_after_reload and
1953 ia64_flag_schedule_insns2 back to ...
1954 (ia64_override_options): Here.
1956 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1959 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1960 zero extend count after the correction to it is done.
1961 (doloop_optimize): Update call to doloop_modify, don't zero extend
1964 2008-09-18 Martin Jambor <mjambor@suse.cz>
1966 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1968 * ipa-prop.c: Correct comments.
1969 * ipa-prop.h: Likewise.
1971 2008-09-18 Jan Hubicka <jh@suse.cz>
1974 * ipa-reference.c (ipa_reference_local_vars_info_d,
1975 ipa_reference_global_vars_info_d,
1976 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1977 ipa_reference_vars_info_t): Move here from ipa-reference.h
1978 (node_duplication_hook_holder, node_removal_hook_holder): New.
1979 (get_reference_vars_info_from_cgraph): Rename to ...
1980 (get_reference_vars_info): ... this one, use cgraph uids.
1981 (get_local_reference_vars_info, get_global_reference_vars_info):
1982 Use cgraph instead of decl.
1983 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1985 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1986 ipa_reference_get_written_global,
1987 ipa_reference_get_not_written_global): Use cgraph argument.
1988 (check_call): Simplify avail check.
1989 (scan_stmt_for_static_refs): Update.
1990 (propagate_bits): Update.
1991 (merge_callee_local_info): Remove.
1992 (init_function_info): Use cgraph nodes.
1993 (clean_function_local_data): Break out from ...
1994 (clean_function): ... here.
1995 (copy_local_bitmap, copy_global_bitmap): New functions.
1996 (duplicate_node_data, remove_node_data): New functions.
1997 (generate_summary): Register hooks; use visibility instead of
1999 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2000 * ipa-reference.h (ipa_reference_local_vars_info_d,
2001 ipa_reference_global_vars_info_d,
2002 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2003 ipa_reference_vars_info_t): Move to ipa-reference.c
2004 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2006 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2007 ipa_reference_get_not_read_global,
2008 ipa_reference_get_not_written_global): Update prototype.
2009 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2010 (init_state): Remove.
2011 (node_duplication_hook_holder, node_removal_hook_holder): New.
2012 (get_function_state, set_function_state): Use VECtor.
2013 (analyze_function): Check body availability.
2014 (add_new_function): Likewise.
2015 (duplicate_node_data, remove_node_data): New.
2016 (generate_summary): Register hooks; do not care about clones.
2017 (propafate): Do not care about clones; recursive functions are
2019 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2020 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2021 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2023 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2024 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2025 Update call of ipa-reference accesors.
2027 2008-09-18 Simon Baldwin <simonb@google.com>
2029 * c-opts.c (c_common_handle_option): Add handling for
2030 -Wbuiltin-macro-redefined command line option.
2031 * c.opt: Added builtin-macro-redefined option.
2032 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2035 2008-09-18 Richard Guenther <rguenther@suse.de>
2037 PR tree-optimization/37258
2038 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2039 and signedness for integral types.
2040 (vn_phi_eq): Require compatible types.
2042 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2045 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2046 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2048 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2049 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2050 ggc_free other TREE_LIST nodes from that chain.
2051 * function.c (instantiate_decls): Instantiate also DECL_RTL
2052 of vars in cfun->local_decls, free that list afterwards.
2054 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2056 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2057 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2059 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2061 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2062 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2064 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2066 PR tree-optimization/37102
2067 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2068 from a node. Check to see if another PHI is dead.
2069 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2070 remove real PHIs which have no uses.
2071 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2073 2008-09-18 Richard Guenther <rguenther@suse.de>
2076 * tree-cfg.c (remove_useless_stmts_1): Remove
2077 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2079 2008-09-18 Nick Clifton <nickc@redhat.com>
2081 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2082 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2083 to frv_secondary_reload_class.
2084 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2085 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2086 (frv_secondary_reload_class): Omit unused parameter.
2087 (frv_secondary_reload): New function. Handle the case when
2088 secondary_reload_class() is called before the reload_(in|out)
2089 _optabs have been initialised.
2090 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2092 * config/frv/frv.md: Define an exclusion set between fr550_m0
2095 2008-09-18 Richard Guenther <rguenther@suse.de>
2097 PR tree-optimization/37456
2098 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2099 want to insert after ends a BB insert on the single fallthru
2102 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2104 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2105 Mention -march=z9-109, z9-ec and z10.
2107 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2109 PR rtl-optimization/37544
2110 * regrename.c (maybe_mode_change): Exit early when copy_mode
2111 is narrower than orig_mode and narrower than new_mode.
2113 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2116 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2118 * sched-rgn.c (ref_counts): Remove.
2119 (insn_referenced): New static variable.
2120 (INSN_REF_COUNT): Remove.
2121 (sched_run_compute_dependencies): Use insn_referenced instead of
2123 (add_branch_dependences): Likewise. Delete dead assignment.
2125 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2127 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2128 consumer is an asm. Add comment why this is important.
2129 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2130 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2132 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2134 * expr.c (emit_group_store): Do not shift before moving via a
2137 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2139 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2140 from aggregate to non-aggregate type if the bit pattern is not fully
2141 preserved afterwards.
2143 2008-09-17 Richard Guenther <rguenther@suse.de>
2145 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2146 (verify_gimple_assign): ... this. Split into ...
2147 (verify_gimple_assign_unary): ... this,
2148 (verify_gimple_assign_binary): ... that,
2149 (verify_gimple_assign_single): ... and this.
2150 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2151 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2152 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2153 (verify_types_in_gimple_reference): Be forgiving with
2155 (verify_gimple_phi): Deal with virtual operands.
2157 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2159 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2161 * tree.c (get_callee_fndecl): Don't call the language hook.
2162 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2163 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2164 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2166 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2168 * tree.c (protected_set_expr_location): Don't unnecessarily
2169 check for error_mark_node.
2171 2008-09-17 Art Haas <ahaas@impactweather.com>
2173 * ipa-reference.c (analyze_function): Declare step only if
2174 ENABLE_CHECKING is defined.
2176 2008-09-17 Jan Hubicka <jh@suse.cz>
2179 * tree.h (DECL_INLINE): remove.
2180 (DECL_DECLARED_INLINE_P): Update docs.
2181 (DECL_NO_INLINE_WARNING_P): new.
2182 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2183 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2185 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2186 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2189 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2192 2008-09-17 Jan Hubicka <jh@suse.cz>
2194 * ipa-reference.c (ipa_obstack): Remove.
2195 (local_info_obstack, global_info_obstack): New.
2196 (add_static_var): We now handle variables only.
2197 (mark_address_taken, mark_load, mark_store): New functions based on ...
2198 (check_operand): ... remove.
2199 (get_asm_stmt_operands): Rename to ...
2200 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2201 (scan_stmt_for_static_refs): Rewrite.
2202 (scan_op_for_static_refs): Rename to ...
2203 (scan_initializer_for_static_refs): do not look for VAR_DECL
2204 initializers; stop recursion on types and decls.
2205 (ipa_init): Use proper obstacks.
2206 (analyze_variable): Use scan_initializer_for_static_refs.
2207 (init_function_info): Use local obstack.
2208 (analyze_function): Simplify.
2209 (add_new_function): We don't need visited_nodes obstack.
2210 (generate_summary): Use proper obstacks; cleanup after propagation.
2212 2008-09-17 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/37491
2216 * alias.c (get_alias_set): Use the canonical type.
2217 * tree-vect-transform.c (vectorizable_store): Use the type of
2218 the lhs for the vector type. Adjust checking.
2219 (vectorizable_load): Adjust checking.
2221 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2222 Adam Nemet <anemet@caviumnetworks.com>
2224 PR rtl-optimization/37483
2225 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2226 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2227 Rearrange code to better match the original comment. Check
2228 t_unconditional first. Improve comment.
2230 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2233 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2234 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2237 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2238 GIMPLE_TRY if cleanup sequence is empty.
2240 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2243 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2244 eliminate IV if the cost are the same.
2246 2008-09-16 Richard Guenther <rguenther@suse.de>
2249 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2252 2008-09-16 Richard Guenther <rguenther@suse.de>
2254 PR tree-optimization/37508
2255 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2257 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2259 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2261 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2263 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2264 use gen_floatdidf2 directly.
2265 (floatunssidf2): Likewise.
2266 (floatsidf_ppc64_mfpgpr): Remove.
2267 (floatsidf_ppc64): Remove.
2268 (floatunssidf_ppc64): Remove.
2270 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2272 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2273 rather than update_cost_queue.
2275 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2276 in every call starting with the second one, instead of only when
2277 alias_bitmap_obstack.elements != NULL.
2279 * tree-predcom.c (filter_suitable_components): Free all refs in
2280 act->refs vector before calling release_component.
2281 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2283 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2285 * tree-loop-linear.c (linear_transform_loops): Initialize
2286 lambda_obstack only after calling perfect_loop_nest_depth.
2287 Goto free_and_continue instead of just continue for later failures.
2290 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2293 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2295 2008-09-14 Andreas Schwab <schwab@suse.de>
2297 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2299 2008-09-14 Jan Hubicka <jh@suse.cz>
2301 * invoke.texi (-fconserve-stack): Document.
2302 * opts.c (decode_options): Handle conserve_stack.
2303 * common.opt (fconvserve_stack): New.
2305 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2307 * config.host: Add x-aix to host_xmake_file.
2308 * config/rs6000/t-aix52: Do not override LDFLAGS.
2309 * config/rs6000/x-aix: New file.
2311 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2317 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2318 is not recognized as a valid register usage. Allow REG_X to be used
2320 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2321 forces a reload when using a base register.
2323 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2325 * config/i386/cygming-crtend.c (register_frame_ctor): If
2326 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2327 directly with atexit.
2328 (deregister_frame_ctor): Rename to ...
2329 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2330 if !DEFAULT_USE_CXA_ATEXIT.
2332 2008-09-13 Jan Hubicka <jh@suse.cz>
2334 * cgraph.c: Include value-prof.h
2335 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2337 2008-09-13 Jan Hubicka <jh@suse.cz>
2340 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2341 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2342 tree_gen_one_value_profiler, tree_gen_average_profiler,
2343 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2345 2008-09-13 Jan Hubicka <jh@suse.cz>
2347 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2348 too many bytes on misalligned blocks.
2350 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2352 * doc/cfg.texi: Fix some typos.
2353 * doc/extend.texi: Likewise.
2354 * doc/install.texi: Likewise.
2355 * doc/invoke.texi: Likewise.
2356 * doc/rtl.texi: Likewise.
2357 * doc/tree-ssa.texi: Likewise.
2359 2008-09-13 Richard Guenther <rguenther@suse.de>
2362 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2363 gimple stores for memory rhs.
2365 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2367 PR rtl-optimization/37489
2368 * cse.c (fold_rtx): Don't return const_true_rtx for float
2369 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2371 2008-09-13 Jan Hubicka <jh@suse.cz>
2373 PR tree-optimization/37392
2374 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2376 2008-09-13 Martin Jambor <mjambor@suse.cz>
2377 Jan Hubicka <jh@suse.cz>
2379 * cgraph.c (free_edges): New variable.
2380 (NEXT_FREE_EDGE): New macro.
2381 (cgraph_free_edge): New function.
2382 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2383 (cgraph_node_remove_callees): Likewise.
2384 (cgraph_node_remove_callers): Likewise.
2385 (cgraph_create_edge): Reuse edges from the free list. Do not
2386 update uid if doing so.
2387 (cgraph_remove_*_hook): Add free call.
2389 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2391 * ira-color.c (conflict_allocno_vec): Delete.
2392 (update_cost_queue_elem): New structure.
2393 (update_cost_queue): New variable.
2394 (update_cost_queue_tail): Likewise.
2395 (update_cost_queue_elems): Likewise.
2396 (allocno_update_cost_check): Delete.
2397 (initiate_cost_update): Allocate update_cost_queue_elems
2398 instead of allocno_update_cost_check.
2399 (finish_cost_update): Update the free()s accordingly.
2400 (start_update_cost): New function.
2401 (queue_update_cost): Likewise.
2402 (get_next_update_cost): Likewise.
2403 (update_copy_costs_1): Inline into...
2404 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2405 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2406 once we've established they are equal. Don't allocate update
2407 costs if there is nothing to add to them.
2408 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2409 DIVISOR arguments. Use a queue instead of recursive calls;
2410 process all the allocnos in the initial queue, rather than
2412 (assign_hard_reg): Use queue_update_cost instead of
2413 conflict_allocno_vec. Queue coalesced allocnos instead
2414 of calling update_conflict_hard_regno_costs for each one.
2415 Just call update_conflict_hard_regno_costs once for the
2417 (ira_color): Remove conflict_allocno_vec handling.
2419 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2421 PR tree-optimization/37484
2422 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2423 (save_var_name): Same.
2424 (initialize_cloog_names): Same.
2425 (initialize_cloog_names): Same.
2427 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2429 * tree-scalar-evolution.c (set_instantiated_value): Set
2432 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2436 * ira-build.c (common_loop_tree_node_dominator): Remove.
2437 (copy_live_ranges_to_removed_store_destinations): New function.
2438 (regno_top_level_allocno_map): Move to top level from ...
2439 (ira_flattening): ... here. Use
2440 copy_live_ranges_to_removed_store_destinations.
2442 * ira-emit.c (generate_edge_moves): Fix a comment.
2444 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2447 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2448 scratch register after 'set' pattern.
2450 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2452 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2453 information passed to mark_reg_pointer.
2454 * explow.c (force_reg): Likewise.
2456 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2458 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2459 when building for the celledp architecture.
2461 2008-09-12 Richard Guenther <rguenther@suse.de>
2463 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2465 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2467 PR rtl-optimization/37424
2468 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2469 the regnos instead of the addresses.
2471 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2473 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2475 2008-09-11 Richard Guenther <rguenther@suse.de>
2477 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2478 entering the weaker equivalence recording.
2480 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2482 2008-09-11 Jeff Law <law@redhat.com>
2484 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2485 by assign_stack_local on the IRA path for stack slot sharing
2486 as well as the non-IRA path.
2488 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2490 * config/i386/i386.h: Fix whitespace issues.
2492 2008-09-11 Martin Jambor <mjambor@suse.cz>
2494 * ipa-prop.h (struct ipa_param_flags): Removed.
2495 (struct ipa_param_descriptor): New structure.
2496 (struct ipa_node_params): ipcp_lattices, param_decls and
2497 param_flags moved to ipa_param_description.
2498 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2499 descriptors. Renamed all users.
2500 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2501 changed to access descriptors. Renamed all users.
2502 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2503 to access descriptors. Renamed all users.
2504 * ipa-cp.c (ipcp_init_cloned_node): Call
2505 ipa_initialize_node_params instead of ipa_count_formal_params and
2506 ipa_create_param_decls_array.
2507 (ipcp_analyze_node): Likewise.
2508 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2509 descriptors. Renamed all users.
2510 (ipcp_initialize_node_lattices): Remove allocation.
2511 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2512 ipa_initialize_node_params instead of ipa_count_formal_params and
2513 ipa_create_param_decls_array.
2514 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2515 ipa_populate_param_decls, made static, added parameter info,
2516 renamed mt to node, removed allocation, changed to use
2518 (ipa_count_formal_params): Made static, added parameter info,
2520 (ipa_initialize_node_params): New function.
2521 (ipa_check_stmt_modifications): Changed to use descriptors.
2522 (ipa_detect_param_modifications): Removed allocation, changed to
2524 (ipa_note_param_call): Changed to use descriptors.
2525 (ipa_analyze_params_uses): Removed allocation.
2526 (ipa_free_node_params_substructures): Changed to use descriptors.
2527 (ipa_edge_duplication_hook): Use the unused attribute.
2528 (ipa_node_duplication_hook): Use the unused attribute, changed to
2529 use descriptors, changed to duplicate descriptors.
2531 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2532 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2533 indirect inlining. Made static.
2534 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2535 functions called only once.
2536 (cgraph_decide_recursive_inlining): Don't call
2537 ipa_propagate_indirect_call_infos, pass new_edges to
2538 cgraph_mark_inline_edge instead.
2539 (cgraph_decide_inlining_of_small_functions): Don't call
2540 ipa_propagate_indirect_call_infos, pass new_edges to
2541 cgraph_mark_inline_edge instead.
2542 (cgraph_decide_inlining): Don't call
2543 ipa_propagate_indirect_call_infos.
2544 * ipa-prop.c: Check that vectors are allocated.
2546 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2547 iff a new cgraph edges have been created.
2548 (cgraph_decide_inlining): New variable redo_always_inline.
2549 Flattening and always_inlining loop until callgraph stabilizes.
2550 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2551 true iff new cgraph edges have been created.
2552 (propagate_info_to_inlined_callees): Likewise.
2553 (ipa_propagate_indirect_call_infos): Likewise.
2555 2008-09-11 Richard Guenther <rguenther@suse.de>
2557 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2558 (set_prologue_iterations): Likewise.
2559 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2561 (vect_update_init_of_dr): Likewise.
2562 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2564 * fold-const.c (fold_unary): Do not generate calculations
2567 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2569 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2570 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2571 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2573 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2575 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2576 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2577 before finalizing the changes.
2578 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2580 (simplify_truth_ops_using_ranges): New.
2581 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2582 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2583 whether a simplification was made.
2584 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2585 use a switch statement and also call simplify_truth_ops_using_ranges.
2587 2008-09-11 Jan Hubicka <jh@suse.cz>
2589 * ggc-common.c (loc_array): Make static.
2590 * dce.c (rest_of_handle_ud_dce): Free worklist.
2592 2008-09-11 Jan Hubicka <jh@suse.cz>
2594 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2595 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2596 function so we are sure we do not dangle it forever.
2597 * function.c (outer_function_chain, find_function_data): Remove.
2598 (function_context_stack): New.
2599 (push_function_context, pop_function_context): Update.
2600 * function.h (struct function): Remove pointer outer.
2601 (outer_function_chain, find_function_data): Remove.
2602 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2604 2008-09-11 Jan Hubicka <jh@suse.cz>
2607 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2609 2008-09-11 Jan Hubicka <jh@suse.cz>
2611 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2613 2008-09-11 Jan Hubicka <jh@suse.cz>
2615 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2616 (free_var_map_entry): New function.
2617 (redirect_edge_var_map_destroy): Use it.
2619 2008-09-11 Jan Hubicka <jh@suse.cz>
2622 * tree-inline.c (add_lexical_block): Replace with ...
2623 (prepend_lexical_block): ... prepend at begginig.
2624 (remap_blocks): Use it and reverse later.
2625 (expand_call_inline): Use prepend_lexical_block.
2627 2008-09-11 Jan Hubicka <jh@suse.cz>
2629 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2631 2008-09-11 Jan Hubicka <jh@suse.cz>
2633 * function.c (free_after_compilation): Call insn_locators_free.
2634 * cfglayout.c (insn_locators_free): New function.
2635 * rtl.h (insn_locators_free): Declare.
2637 2008-09-11 Jan Hubicka <jh@suse.cz>
2639 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2641 (cond_move_process_if_block): Update call.
2643 2008-09-11 Jan Hubicka <jh@suse.cz>
2645 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2646 * vec.c: Include hashtab.h
2647 (vec_descriptor, ptr_hash_entry): New structures.
2648 (vec_desc_hash, vec_ptr_map): New static variables.
2649 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2650 register_overhead, free_overhead, vec_heap_free): New functions.
2651 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2652 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2653 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2656 2008-09-11 Ira Rosen <irar@il.ibm.com>
2658 PR tree-optimization/37474
2659 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2660 length of load permutation.
2662 2008-09-11 Andreas Schwab <schwab@suse.de>
2664 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2666 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2669 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2670 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2671 simplify_gen_subreg.
2673 2008-09-11 Ira Rosen <irar@il.ibm.com>
2675 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2678 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2681 * gimplify.c (gimplify_body): Call default_rtl_profile.
2684 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2685 instead of tok->val.node if not expanding to something else. Handle
2686 intervening CPP_PADDING tokens.
2687 (altivec_categorize_keyword): Remove unneeded comparisons.
2689 2008-09-10 Richard Guenther <rguenther@suse.de>
2691 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2693 2008-09-10 Richard Guenther <rguenther@suse.de>
2696 * tree-inline.c (insert_init_stmt): Make sure to not
2697 insert invalid gimple stores.
2699 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2701 PR tree-optimization/37388
2702 * toplev.c (process_options): Fail and warn when graphite
2703 flags are used, but the compiler has not been configured
2704 with graphite libraries.
2705 * graphite.c (graphite_transform_loops): Remove printfs
2706 to dump_file for the case when graphite is not available.
2708 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2711 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2712 the even element into register.
2713 (ix86_expand_vector_init_general): Don't use
2714 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2715 if we can't move from GPR to SSE register directly.
2717 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2719 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2720 not lose track of the number of NOPs needed. Number of NOPs needed
2721 for sync vs. loads workaround was switched; corrected. Run second
2722 pass for all workarounds. No NOPs needed after call insns. Change
2723 second pass to use find_next_insn_start and find_load helpers in order
2724 to properly detect parallel insns.
2725 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2727 2008-09-10 Jan Hubicka <jh@suse.cz>
2729 * value-prof.c (gimple_ic): Fix tuplification bug.
2730 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2733 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2735 PR tree-optimization/37353
2736 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2737 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2738 calls instead of cond_dead_built_in_calls.
2739 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2740 initalize the vector only before adding first entry. Use VEC_safe_push
2741 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2742 shrink_wrap_conditional_dead_built_in_calls call.
2744 2008-09-10 Ira Rosen <irar@il.ibm.com>
2746 PR tree-optimization/37385
2747 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2748 argument, and use it as a vector type if not NULL.
2749 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2751 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2752 additional argument.
2753 (vectorizable_load): Likewise.
2755 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2757 * config/i386/i386.md (SWI32): New mode iterator.
2758 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2761 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2763 PR rtl-optimization/37435
2764 * caller-save.c (insert_restore, insert_save): Check the mode by
2767 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2770 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2772 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2775 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2777 * doc/invoke.texi (ARM Options): Correct errors in discussion
2778 of -mfloat-abi, -mhard-float, and -msoft-float.
2780 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2781 Jan Hubicka <jh@suse.cz>
2784 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2785 calling gimple_regimplify_operands on it. Iterate over all newly
2786 added statements, not just the last one.
2787 (insert_init_stmt): Insert stmt into seq first, then call
2788 gimple_regimplify_operands on it. Don't create new gimplification
2789 context, nor find referenced vars.
2791 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2794 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2795 to pointer to vector pointer.
2796 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2797 propagate_info_to_inlined_callees): Likewise.
2798 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2799 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2800 ipa_check_create_edge_args.
2801 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2802 argument to pointer to vector pointer.
2803 (cgraph_decide_inlining_of_small_function): Adjust
2804 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2808 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2809 optimizing for size, not speed.
2811 PR rtl-optimization/37408
2812 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2813 if parm is promoted.
2815 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2817 PR tree-optimization/37375
2818 * tree-scalar-evolution.c (scev_info_str): Add field
2820 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2821 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2822 set_instantiated_value): Pass instantiated_below.
2823 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2825 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2826 the definitions are not instantiated.
2828 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2829 (block_before_loop): New.
2830 * tree-data-ref.c (dr_analyze_indices): Update uses of
2832 * graphite.c (block_before_scop): New.
2833 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2834 basic block, not a loop for determining the parameters.
2835 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2837 (idx_record_params, find_params_in_bb, find_scop_parameters,
2838 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2839 to instantiate_scev.
2841 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2843 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2847 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2849 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2850 Check zero freq and increase if necessary.
2852 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2854 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2855 regno is in the right range. Add comments.
2857 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2859 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2861 * mips-tfile.c (copy_object): Cast alloca result to int *.
2862 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2864 Rename class to sclass.
2865 (read_tfile): Cast read_seek return values to proper types.
2866 Cast xcalloc return value to proper type.
2868 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2870 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2871 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2872 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2874 2008-09-09 Jan Hubicka <jh@suse.cz>
2876 * profile.c (is_edge_inconsistent): Add debug output; ignore
2877 negative count on fake edges.
2878 (is_inconsistent): Add debug output.
2880 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2882 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2884 (choose_ready): When first insn is chosen from the ready list, also
2887 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2889 PR rtl-optimization/37360
2890 * haifa-sched.c (max_issue): Do not assert that we never issue more
2891 insns than issue_rate. Add comment.
2893 2008-09-09 Richard Guenther <rguenther@suse.de>
2895 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2896 (verify_types_in_gimple_call): Rename to ...
2897 (verify_gimple_call): ... this. Enhance.
2898 (verify_types_in_gimple_cond): Remove.
2899 (verify_gimple_comparison): New function ...
2900 (verify_types_in_gimple_assign): ... split out from here.
2901 (verify_types_in_gimple_return): Rename to ...
2902 (verify_gimple_return): ... this. Enhance.
2903 (verify_types_in_gimple_switch): Rename to ...
2904 (verify_gimple_switch): ... this. Enhance.
2905 (verify_gimple_goto): New function.
2906 (verify_types_in_gimple_phi): Rename to ...
2907 (verify_gimple_phi): ... this. Enhance.
2908 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2909 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2910 (verify_types_in_gimple_seq_2): Remove cases handled in
2911 verify_types_in_gimple_stmt.
2913 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2915 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2916 (push_multiple_operation, pop_multiple_operation): Set it.
2917 (workaround_rts_anomaly): New function.
2918 (workaround_speculation): New function, broken out of bfin_reorg.
2919 (bfin_reorg): Call the new functions.
2921 2008-09-09 Richard Guenther <rguenther@suse.de>
2925 * gimplify.c (gimplify_conversion): Change conversions of
2926 non-register type to VIEW_CONVERT_EXPRs.
2927 (gimplify_addr_expr): If we need to make the operand
2928 addressable make sure to use a properly initialized
2929 temporary for that so it gets a valid gimple store.
2931 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2933 * function.h (struct function): Add function_start_locus.
2934 * cfgexpand.c (gimple_expand_cfg): Use it.
2935 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2937 2008-09-09 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/37433
2940 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2943 2008-09-09 Richard Guenther <rguenther@suse.de>
2945 PR tree-optimization/37387
2946 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2947 and bits to a common type.
2949 2008-09-09 Nick Clifton <nickc@redhat.com>
2951 * config/v850/v850.md (return): Restore frame size restriction.
2953 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2955 * c-common.c (c_expand_decl): Remove.
2956 * c-common.h (anon_aggr_type_p): Remove prototype.
2957 (DECL_ANON_UNION_ELEMS): Remove.
2958 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2959 * c-decl.c (anon_aggr_type_p): Remove.
2960 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2961 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2962 * langhooks.h (struct lang_hooks): Remove expand_decl.
2963 * langhooks.c (lhd_expand_decl): Remove.
2964 * stmt.c (expand_anon_union_decl): Remove.
2965 * tree.h (expand_anon_union_decl): Remove prototype.
2967 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2970 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2972 * config/avr/avr.md (QISI) : Define mode iterator.
2973 (negated_tst<mode>) : Redefine as split using mode macro.
2974 (reversed_tstqi): Define insn as reversed compare with zero.
2975 (reversed_tsthi): Ditto.
2976 (reversed_tstsi): Ditto.
2978 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2981 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2982 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2985 * predict.c (optimize_function_for_size_p): Don't segfault if
2987 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2988 tree_swap_operands_p): Don't test cfun != NULL before calling
2989 optimize_function_for_s*_p.
2991 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2993 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2996 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2998 * crx/crx.h (IRA_COVER_CLASSES): Define.
3000 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3003 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3004 even when a stmt has been gimple_modified_p, but after fold_stmt is
3005 not any longer. Remove unneeded may_have_exposed_new_symbols
3008 2008-09-08 Richard Guenther <rguenther@suse.de>
3010 PR tree-optimization/37421
3011 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3014 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3017 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3019 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3022 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3023 * pa-hpux10.h (LINK_SPEC): Likewise.
3024 * pa-hpux11.h (LINK_SPEC): Likewise.
3026 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3028 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3029 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3031 2008-09-07 Helge Deller <deller@gmx.de>
3033 * pa/linux-atomic.c: New file.
3034 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3035 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3037 2008-09-07 Richard Guenther <rguenther@suse.de>
3038 Ira Rosen <irar@il.ibm.com>
3040 PR tree-optimization/36630
3041 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3042 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3044 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3045 Ira Rosen <irar@il.ibm.com>
3047 PR tree-optimization/35642
3048 * config/rs6000/altivec.md (mulv8hi3): Implement.
3050 2008-09-06 Jeff Law <law@redhat.com>
3052 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3054 2008-09-06 Jan Hubicka <jh@suse.cz>
3056 PR tree-optimization/14703
3057 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3059 * passes.c (init_optimization_passes): Recompute inline parameters.
3061 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3063 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3066 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3067 Peter Fuerst <post@pfrst.de>
3069 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3070 * doc/extend.texi: Document __builtin_mips_cache.
3071 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3072 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3073 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3074 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3075 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3076 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3077 (set_push_mips_isas): New variable.
3078 (mips_r10k_cache_barrier): New variable.
3079 (cache): New availability predicate.
3080 (mips_builtins): Add an entry for __builtin_mips_cache.
3081 (mips_build_cvpointer_type): New function.
3082 (MIPS_ATYPE_CVPOINTER): New macro.
3083 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3085 (r10k_simplified_address_p, r10k_simplify_address)
3086 (r10k_uncached_address_p, r10k_safe_address_p)
3087 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3088 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3089 (r10k_insert_cache_barriers): New functions.
3090 (mips_reorg_process_insns): Delete cache barriers after a
3091 branch-likely instruction.
3092 (mips_reorg): Call r10k_insert_cache_barriers.
3093 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3094 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3095 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3096 (mips_cache, r10k_cache_barrier): New define_insns.
3098 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3100 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3101 * ira-color.c (setup_allocno_left_conflicts_num): Use
3102 hard_reg_set_equal_p instead of a comparison with
3103 ira_zero_hard_reg_set.
3104 * ira.c (setup_reg_subclasses): Likewise.
3105 (setup_cover_and_important_classes): Likewise.
3106 (setup_class_translate): Likewise.
3107 (setup_reg_class_intersect_union): Likewise.
3108 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3109 (ira_init_once): Don't initialize them.
3111 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3113 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3115 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3117 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3119 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3121 Improved branch hints, safe hints, and scheduling.
3123 * haifa-sched.c (sched_emit_insn) : Define.
3124 * sched-int.h (sched_emit_insn) : Add prototype.
3125 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3126 -mhint-max-distance -msafe-hints) : Document.
3127 * config/spu/spu.c (spu_flag_var_tracking): New.
3128 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3129 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3130 TARGET_ASM_FILE_START): Define.
3131 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3132 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3133 (spu_emit_branch_hint): Add blocks argument.
3134 (insert_branch_hints, insert_nops): Remove.
3135 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3136 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3137 spu_sched_reorder, asm_file_start): New functions.
3138 (clock_var, spu_sched_length, pipe0_clock,
3139 pipe1_clock, prev_clock_var, prev_priority,
3140 spu_ls_first, prev_ls_clock): New static variables.
3141 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3142 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3143 (nopn_nv): Add a non-volatile version of nop.
3144 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3145 -mhint-max-distance, -msafe-hints): New options.
3147 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3148 Samuel Tardieu <sam@rfc1149.net>
3150 * opts.c (decode_options): Combine nested if statements.
3153 * opts.c (decode_options): Handle more relationships among
3154 unit-at-a-time, toplevel-reorder, and section-anchors.
3156 2008-09-05 David Daney <ddaney@avtrex.com>
3158 * doc/install.texi (--enable-reduced-reflection): Document new option.
3160 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3162 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3164 (constantpool_operand): New.
3165 (move_operand): Disallow sub-word modes for the constant pool.
3166 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3167 (xtensa_secondary_reload_class): Replace with....
3168 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3169 Set icode for sub-word reloads from the constant pool.
3170 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3171 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3172 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3173 * config/xtensa/xtensa-protos.h: Update prototypes.
3175 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3177 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3178 (REG_CLASS_NAMES): Update.
3179 (REG_CLASS_CONTENTS): Update.
3180 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3181 of ALL_REGS for regs 77 and 78.
3182 * function.c (instantiate_virtual_regs_in_insn): Assert that
3183 return value of simplify_gen_subreg is not NULL.
3185 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3187 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3188 (gen_rtvec_v): Fix coding standards.
3190 2008-09-04 Jan Hubicka <jh@suse.cz>
3192 * i386.c (decide_alg): Be more conservative about optimizing for size.
3194 2008-09-04 Ian Lance Taylor <iant@google.com>
3196 * varasm.c (narrowing_initializer_constant_valid_p): New
3198 (initializer_constant_valid_p): Call it.
3200 2008-09-04 Jeff Law <law@redhat.com>
3202 * fold-const.c (native_encode_real): Fix computation of WORDS.
3203 (native_interpret_real): Likewise.
3205 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3207 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3209 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3211 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3212 that the cost is already taken into account in ira-costs.c
3214 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3216 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3217 ira_debug_copies): New.
3218 (ira_bulid): Call print_copies.
3220 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3222 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3225 * config/rs6000/rs6000.c (optimization_options): Remove check of
3226 flag_toplevel_order.
3228 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3230 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3231 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3232 second operand is a reg_imm10_operand.
3233 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3234 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3235 (*seq_<GPR:mode><GPR2:mode>): Rename to
3236 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3238 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3239 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3241 (*sne_<GPR:mode><GPR2:mode>): Rename to
3242 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3245 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3247 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3248 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3249 combining an arithmetic right shift by more than 31 and a
3250 trunction. Don't match for out-of-range shift amounts. Set
3251 attribute mode to <MODE>.
3252 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3253 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3254 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3255 shifts by less than 32.
3256 (extv): Change predicate on first operand to accept registers.
3257 Change predicate of the other operands from immediate_operand to
3258 const_int_operand. Expand exts when source is a register.
3259 (extzv): Change predicate of the constant operands from
3260 immediate_operand to const_int_operand.
3261 (extzv<mode>): Change predicate of the constant operands from
3262 immediate_operand to const_int_operand and no constraint. Also
3264 (*extzv_trunc<mode>_exts): New pattern.
3266 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3268 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3269 * config/mips/mips-protos.h (mask_low_and_shift_p,
3270 mask_low_and_shift_len): Declare.
3271 * config/mips/mips.c (mask_low_and_shift_p,
3272 mask_low_and_shift_len): New functions.
3273 (mips_print_operand): Handle new operand prefix "m".
3274 * config/mips/mips.md (*cins<mode>): New pattern.
3276 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3278 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3279 optimizing for size.
3281 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3283 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3284 regardless of epilogue_completed.
3286 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3289 * ira-lives.c (process_bb_node_lives): Check setjmp.
3291 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3294 * ira-build.c (form_loop_tree): Reverse BB walk.
3295 (create_bb_allocnos): Likewise.
3296 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3297 (mark_reg_store): Rename to...
3298 (mark_ref_live): ...this and take a df_ref argument instead of
3299 note_stores arguments. Assert that we have a register.
3300 (mark_reg_clobber): Delete.
3301 (def_conflicts_with_inputs_p): New function.
3302 (mark_reg_conflicts): Delete.
3303 (mark_reg_death): Rename to...
3304 (mark_ref_dead): ...this and take a df_ref argument instead of
3305 a register. Assert that we have a register.
3306 (process_bb_node_lives): Hoist frequency calculation out of
3307 instruction walk. Convert from a forwards scan to a backwards scan.
3308 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3309 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3310 (create_allocno_live_ranges): Don't create regs_set.
3312 2008-09-04 Ian Lance Taylor <iant@google.com>
3314 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3315 or REG_LABEL_TARGET.
3316 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3317 comparing MODE with MEM.
3318 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3319 comparing with GF_PREDICT_TAKEN.
3320 (gimple_get_lhs): Change code to enum gimple_code.
3321 (gimple_set_lhs): Likewise.
3322 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3323 * omp-low.c (find_omp_clause): Change kind parameter to enum
3325 * tree-flow.h (find_omp_clause): Update declaration.
3326 * regrename.c (clear_dead_regs): Change kind parameter to enum
3328 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3330 * see.c (see_get_extension_data): Change return type to enum
3331 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3332 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3333 (see_gen_normalized_extension): Change extension_code parameter to
3335 (see_seek_pre_extension_expr): Change extension_code to enum
3337 (see_merge_one_def_extension): Likewise.
3338 (see_handle_relevant_defs): Likewise.
3339 (see_handle_relevant_uses): Likewise.
3340 (see_analyze_one_def): Likewise.
3341 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3342 GIMPLE_ASM rather than ASM_EXPR.
3343 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3344 GIMPLE_RETURN rather than RETURN_EXPR.
3345 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3346 (evaluate_stmt): Likewise.
3347 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3348 to enum vect_relevant.
3349 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3350 compare gimple codes with tree codes.
3352 2008-09-04 Paul Brook <paul@codesourcery.com>
3354 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3356 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3358 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3359 pointer check lost in the recent no-unit-at-a-time patch.
3361 2008-09-04 Jan Hubicka <jh@suse.cz>
3364 * tree-switch-conversion.c (check_final_bb): Accept only IP
3367 2008-09-04 Jan Hubicka <jh@suse.cz>
3369 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3371 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3372 using_ranges argument.
3373 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3374 (vrp_visit_cond_stmt): Update call of
3375 vrp_evaluate_conditional_warnv_with_ops
3377 2008-09-04 Jan Hubicka <jh@suse.cz>
3379 PR tree-optimization/37345
3380 PR tree-optimization/37358
3381 PR tree-optimization/37357
3382 * tree.c (build_function_type_skip_args): Build distinct type copy;
3384 (build_function_decl_skip_args): Set type of new decl not orig decl;
3385 clear DECL_VINDEX for methods turned into functions.
3387 2008-09-04 Nick Clifton <nickc@redhat.com>
3389 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3390 * configure: Regenerate.
3391 * config.in: Regenerate.
3392 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3393 alignment field, if it is supported.
3395 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3397 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3400 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3402 * config/rs6000/rs6000.c (processor_target_table): Do not
3403 enable VMX for POWER6.
3405 2008-09-03 Anton Blanchard <anton@samba.org>
3407 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3408 emit memory barrier before operation.
3410 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3413 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3414 default_elf_asm_output_external.
3416 2008-09-03 Jeff Law <law@redhat.com>
3418 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3420 2008-09-03 Richard Henderson <rth@redhat.com>
3422 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3423 memory barrier to below the test-and-set.
3424 (alpha_split_lock_test_and_set_12): Likewise.
3426 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3430 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3433 * ira-color.c (print_loop_title): Use all_allocnos.
3434 (color_pass): Ditto. Don't add border_allocnos. Check that
3435 subloop allocno in the correspdoning bitmap all_allocnos.
3437 * ira-emit.c (change_loop): Use all_allocnos.
3439 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3440 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3441 (create_cap_allocno): Remove setting mentioned_allocnos.
3442 (create_insn_allocnos): Ditto.
3443 (remove_unnecessary_allocnos): Use all_allocnos.
3444 (check_allocno_creation): Check that allocnos are in the
3445 corresponding bitmap all_allocnos.
3447 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3451 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3452 (process_regs_for_copy): Process subregs. Refine check when cost
3453 is taken into account in ira-costs.c.
3454 (process_reg_shuffles): Use REG_SUBREG_P.
3455 (add_insn_allocno_copies): Ditto. Ignore modes.
3457 * ira-color.c (conflict_allocno_vec): New.
3458 (COST_HOP_DIVISOR): New macro.
3459 (update_copy_costs_1): Use it.
3460 (update_conflict_hard_regno_costs): New function.
3461 (assign_hard_reg): Use it.
3462 (ira_color): Allocate and free conflict_allocno_vec.
3464 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3468 * ira-int.h (ira_sort_insn_chain): Remove.
3470 * ira.c (basic_block_order_nums, chain_insn_order,
3471 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3472 (ira): Don't call ira_sort_insn_chain.
3474 * reload1.c (reload): Don't call ira_sort_insn_chain.
3476 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3479 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3480 which become non throw.
3481 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3482 update_call_expr after updating the flags on the decl.
3484 2008-09-03 Jan Hubicka <jh@suse.cz>
3486 PR tree-optimization/37315
3487 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3488 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3489 (cgraph_analyze_functions): Use node->analyzed
3490 (cgraph_mark_functions_to_output): Likewise.
3491 (cgraph_expand_function): All functions can be released after
3493 (cgraph_optimize): Use gimple_has_body_p.
3494 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3495 (cgraph_decide_inlining_incrementally): Likewise.
3496 (inline_transform): Inline transform.
3497 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3499 (inlinable_function_p): Drop gimple_body check.
3500 (expand_call_inline): Use gimple_has_body_p.
3501 * gimple.c (gimple_has_body_p): New.
3502 * gimple.h (gimple_has_body_p): Add prototype.
3503 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3504 (dump_function_to_file): Use gimple_has_body_p check.
3506 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3509 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3511 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3513 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3515 From Michael Frysinger <michael.frysinger@analog.com>
3516 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3517 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3520 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3523 * doc/extend.texi: Document picoChip builtin functions.
3524 * doc/invoke.texi: Document picoChip options.
3525 * doc/contrib.texi: Add picoChip contribution.
3526 * doc/md.texi: Document picoChip constraints.
3527 * config.gcc: Add picochip-*-*.
3528 * config/picochip/: Add new port.
3530 2008-09-03 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/37328
3533 * tree-sra.c (sra_build_assignment): Gimplify properly.
3534 (generate_copy_inout): Take the correct stmt as definition,
3535 remove bogus assert.
3537 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3539 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3542 From Michael Frysinger <michael.frysinger@analog.com>
3543 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3545 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3547 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3548 (__gthread_setspecific): Revert 2008-08-31 change to
3549 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3551 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3553 * diagnostic.c (error_at): New.
3554 * toplev.h (error_at): New prototype.
3555 * c-typeck.c (build_array_ref): Call error_at instead of error.
3556 Pass location to pedwarn.
3558 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3560 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3562 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3564 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3565 VAR_DECL and CONST_DECL.
3567 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3568 Jakub Jelinek <jakub@redhat.com>
3570 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3571 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3572 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3573 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3574 Don't set ix86_save_varrargs_registers.
3575 (ix86_setup_incoming_varargs): Assume cum != NULL.
3576 (ix86_va_start): Check ix86_varargs_gpr_size and
3577 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3578 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3579 from frame pointer if ix86_varargs_gpr_size == 0.
3580 (ix86_compute_frame_layout): Updated.
3581 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3582 (ix86_varargs_gpr_size): Define.
3583 (ix86_varargs_fpr_size): Likewise.
3584 (machine_function): Remove save_varrargs_registers.
3585 Add varargs_gpr_size and varargs_fpr_size.
3587 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3589 * config/alpha/alpha.c (va_list_skip_additions,
3590 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3591 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3594 PR tree-optimization/36766
3595 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3596 for already removed basic blocks.
3599 * real.c (real_maxval): Clear a lower bit to make real_maxval
3600 match get_max_float for IBM long double format.
3602 2008-09-02 Andreas Schwab <schwab@suse.de>
3604 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3605 * configure: Regenerate.
3607 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3609 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3610 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3611 checking for a non-VOID CONSTANT_P.
3613 2008-09-02 Jan Hubicka <jh@suse.cz>
3615 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3616 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3619 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3621 * expr.c (emit_group_store): Don't assert stack temp mode size.
3623 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3624 Tobias Grosser <grosser@fim.uni-passau.de>
3625 Jan Sjodin <jan.sjodin@amd.com>
3626 Harsha Jagasia <harsha.jagasia@amd.com>
3627 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3628 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3629 Adrien Eliche <aeliche@isty.uvsq.fr>
3631 Merge from graphite branch.
3634 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3635 * doc/invoke.texi (-floop-block, -floop-interchange,
3636 -floop-strip-mine): Document new flags.
3637 * tree-into-ssa.c (gimple_vec): Moved...
3638 * tree-loop-distribution.c (rdg_component): Moved...
3639 * cfgloopmanip.c: Include tree-flow.h.
3640 (update_dominators_in_loop): New.
3641 (create_empty_if_region_on_edge): New.
3642 (create_empty_loop_on_edge): New.
3643 (loopify): Use update_dominators_in_loop.
3644 * tree-pass.h (pass_graphite_transforms): Declared.
3645 * configure: Regenerate.
3646 * tree-phinodes.c (make_phi_node): Export.
3647 (add_phi_node_to_bb): New, split from create_phi_node.
3648 * tree-chrec.c (for_each_scev_op): New.
3649 * tree-chrec.h (for_each_scev_op): Declared.
3650 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3651 (remove_statement): Call get_phi_with_result.
3652 * config.in (HAVE_cloog): Undef.
3653 * gdbinit.in (pgg): New.
3654 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3655 * tree-ssa-loop.c (graphite_transforms): New.
3656 (gate_graphite_transforms): New.
3657 (pass_graphite_transforms): New.
3658 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3659 HAVE_cloog): Defined.
3660 * tree-vectorizer.c (rename_variables_in_bb): Export.
3661 * tree-data-ref.c (dr_may_alias_p): Export.
3662 (stmt_simple_memref_p): New.
3663 (find_data_references_in_stmt): Export.
3664 (find_data_references_in_loop): Export.
3665 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3666 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3667 (create_rdg_vertices): Export.
3668 (build_empty_rdg): New.
3669 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3670 * tree-data-ref.h (rdg_component): ... here.
3672 (struct data_reference): Add a field scop.
3674 (find_data_references_in_loop): Declared.
3675 (find_data_references_in_stmt): Declared.
3676 (create_rdg_vertices): Declared.
3677 (dr_may_alias_p): Declared.
3678 (stmt_simple_memref_p): Declared.
3679 (struct rdg_edge): Add a field ddr_p relation.
3680 (build_empty_rdg): Declared.
3681 * lambda.h (lambda_matrix): Declare a VEC of.
3682 (find_induction_var_from_exit_cond): Declared.
3683 (lambda_vector_compare): New.
3684 * common.opt (fgraphite, floop-strip-mine,
3685 floop-interchange, floop-block): New flags.
3686 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3687 * cfgloop.c (is_loop_exit): New.
3688 * cfgloop.h (is_loop_exit): Declared.
3689 (create_empty_if_region_on_edge): Declared.
3690 (create_empty_loop_on_edge): Declared.
3691 * tree-flow.h (add_phi_node_to_bb): Declared.
3692 (make_phi_node): Declared.
3693 (rename_variables_in_bb): Declared.
3694 (perfect_loop_nest_depth): Declared.
3695 (graphite_transform_loops): Declared.
3696 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3697 (graphite.o-warn): Add -Wno-error.
3698 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3699 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3700 (INCLUDES): Add PPLINC, CLOOGINC.
3701 (OBJS-common): Add graphite.o.
3702 (graphite.o): Add rule.
3703 * gimple.h (gimple_vec): ... here.
3704 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3705 * passes.c (init_optimization_passes): Schedule
3706 pass_graphite_transforms.
3708 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3711 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3712 and -fno-toplevel-reorder after handle_options.
3714 2008-09-02 Paul Brook <paul@codesourcery.com>
3716 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3717 (arm_override_options): Set arm_tune_cortex_a9.
3718 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3719 (arm_issue_rate): Handle cortexa9.
3720 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3721 * config/arm/arm-cores.def: Add cortex-a9.
3722 * config/arm/arm-tune.md: Regenerate.
3723 * config/arm/arm.md: Include cortex-a9.md.
3724 (generic_sched, generic_vfp): Add cortexa9.
3725 * config/arm/cortex-a9.md: New file.
3727 2008-09-02 Richard Guenther <rguenther@suse.de>
3729 PR tree-optimization/37327
3730 * tree-vrp.c (register_new_assert_for): Make sure to not have
3731 TREE_OVERFLOW set on the bound.
3733 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3735 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3737 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3738 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3741 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3743 * gcc/config/spu/spu.md (divdf3): Removed.
3745 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3747 PR tree-optimization/37095
3748 * cgraph.c (cgraph_node): When creating new cgraph node after
3749 assembler_name_hash has been populated, record it in the hash
3752 2008-09-01 Paul Brook <paul@codesourcery.com>
3754 * doc/invoke.texi: Document -mword-relocations.
3755 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3756 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3757 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3758 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3759 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3760 (arm_emit_movpair): New function.
3761 (arm_print_operand <c>): Handle sybolic addresses.
3762 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3763 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3764 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3765 * config/arm/arm.opt: Add -mword-relocations.
3766 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3767 (arm_movt, arm_movw): New.
3769 2008-09-01 Paul Brook <paul@codesourcery.com>
3771 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3772 Allow Interworking on ARMv4 EABI based targets.
3773 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3774 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3776 2008-09-01 Paul Brook <paul@codesourcery.com>
3778 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3779 optimized LT0 test. Remove optimization for GT.
3781 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3783 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3784 openmp applications.
3785 * pa-hpux11.h (LIB_SPEC): Likewise.
3787 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3790 2008-09-01 Jan Hubicka <jh@suse.cz>
3792 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3793 present, use only counts; when guessed use only frequencies.
3794 (estimate_bb_frequencies): Use function_frequency.
3795 * profile.c (compute_branch_probabilities): Exit early when
3796 profile reading failed. Set profile_status.
3797 (branch_prob): Do not set profile_status.
3799 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3801 * tree.c (protected_set_expr_location): New.
3802 * tree.h (protected_set_expr_location): New prototype.
3803 * c-tree.h (build_array_ref): Add argument.
3804 (parser_build_unary_op): Same.
3805 * c-typeck.c (build_indirect_ref): Handle new location argument.
3806 (build_array_ref): Same.
3807 (parser_build_unary_op): Same.
3808 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3810 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3812 * c-common.c (finish_label_address_expr): Handle new location argument.
3813 * c-common.h (build_indirect_ref): Add argument.
3814 (finish_label_address_expr): Same.
3815 * c-parser.c (c_parser_unary_expression): Pass location to build
3817 (c_parser_postfix_expression): Same.
3819 2008-09-01 Paul Brook <paul@codesourcery.com>
3821 * config/arm/arm.md: Include cortex-r4f.md.
3822 (attr fpu): Update type list.
3823 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3824 fconstd, fcmps and fcmpd.
3825 (attr tune_cortexr4): Define.
3826 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3827 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3828 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3829 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3830 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3831 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3832 cortex_a8_vfp_farith: Ditto.
3833 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3834 * config/arm/cortex-r4.md: Use tune_cortexr4.
3835 * config/arm/cortex-r4f.md: New file.
3837 2008-09-01 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/37305
3840 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3841 the result of constant conversions.
3842 (fold_gimple_assign): Likewise.
3844 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3846 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3847 #ifdef ENABLE_CHECKING.
3849 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3851 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3852 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3853 when !INSN_SCHEDULING.
3855 2008-09-01 Andreas Schwab <schwab@suse.de>
3857 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3859 2008-09-01 Paul Brook <paul@codesourcery.com>
3861 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3863 2008-09-01 Jan Hubicka <jh@suse.cz>
3865 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3867 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3869 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3870 * gimplify.c (gimplify_init_constructor): Add speed operand.
3871 * tree-sra.c (decide_block_copy): Likewise.
3872 * tree-inline.c (estimate_move_cost): Likewise.
3873 * config/alpha/alpha.h (MOVE_RATIO): Update.
3874 * config/frv/frv.c (MOVE_RATIO): Update.
3875 * config/spu/spu.h (MOVE_RATIO): Update.
3876 * config/sparc/sparc.h (MOVE_RATIO): Update.
3877 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3878 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3879 * config/cris/cris.h (MOVE_RATIO): Update.
3880 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3881 * config/arm/arm.h (MOVE_RATIO): Update.
3882 * config/pa/pa.md: Update uses of MOVE_RATIO
3883 * config/pa/pa.h (MOVE_RATIO): Update.
3884 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3885 CLEAR_RATIO, SET_RATIO): Update.
3886 * config/h8300/h8300.h (MOVE_RATIO): Update.
3887 * config/v850/v850.h (MOVE_RATIO): Update.
3888 * config/bfin/bfin.h (MOVE_RATIO): Update.
3890 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3891 Dmitry Melnik <dm@ispras.ru>
3892 Dmitry Zhurikhin <zhur@ispras.ru>
3893 Alexander Monakov <amonakov@ispras.ru>
3894 Maxim Kuvyrkov <maxim@codesourcery.com>
3896 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3897 sel-sched-dump.c, sel-sched-ir.c: New files.
3898 * Makefile.in (OBJS-common): Add selective scheduling object files.
3899 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3900 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3901 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3902 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3903 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3904 (make_forwarder_block): Update loop latch if we have redirected
3905 the loop latch edge.
3906 * cfgloop.c (get_loop_body_in_custom_order): New function.
3907 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3908 (CP_FALLTHRU_PREHEADERS): Likewise.
3909 (get_loop_body_in_custom_order): Declare.
3910 * cfgloopmanip.c (has_preds_from_loop): New.
3911 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3912 Assert that the preheader edge will be fall thru when it is set.
3913 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3914 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3915 fsel-sched-substitution, fselective-scheduling): New flags.
3916 * cse.c (hash_rtx_cb): New.
3918 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3919 sel_sched_insn_cnt): New counters.
3920 * final.c (compute_alignments): Export. Free dominance
3921 info after loop_optimizer_finalize.
3922 * genattr.c (main): Output maximal_insn_latency prototype.
3923 * genautomata.c (output_default_latencies): New.
3924 Factor its code from ...
3925 (output_internal_insn_latency_func): ... here.
3926 (output_internal_maximal_insn_latency_func): New.
3927 (output_maximal_insn_latency_func): New.
3928 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3929 (struct hard_reg_set_iterator): New.
3930 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3931 hard_reg_set_iter_next): New functions.
3932 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3933 * lists.c (remove_free_INSN_LIST_node,
3934 remove_free_EXPR_LIST_node): New functions.
3935 * loop-init.c (loop_optimizer_init): When
3936 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3937 calling create_preheaders.
3938 (loop_optimizer_finalize): Do not verify flow info after reload.
3939 * recog.c (validate_replace_rtx_1): New parameter simplify.
3940 Default it to true. Update all uses. Factor out simplifying
3942 (simplify_while_replacing): ... this new function.
3943 (validate_replace_rtx_part,
3944 validate_replace_rtx_part_nosimplify): New.
3945 * recog.h (validate_replace_rtx_part,
3946 validate_replace_rtx_part_nosimplify): Declare.
3947 * rtl.c (rtx_equal_p_cb): New.
3948 (rtx_equal_p): Use it.
3949 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3950 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3951 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3952 * vecprim.h: Add a vector type for unsigned int.
3953 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3954 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3955 ready_try, cycle_issued_insns, spec_info): Make global.
3956 (readyp): Initialize.
3957 (dfa_lookahead): New global variable.
3958 (old_max_uid, old_last_basic_block): Remove.
3959 (h_i_d): Make it a vector.
3960 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3962 (after_recovery, adding_bb_to_current_region_p):
3963 New variables to handle correct insertion of the recovery code.
3964 (struct ready_list): Move declaration to sched-int.h.
3965 (rgn_n_insns): Removed.
3966 (rtx_vec_t): Move to sched-int.h.
3967 (find_insn_reg_weight): Remove.
3968 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3969 (haifa_init_h_i_d, haifa_finish_h_i_d):
3970 New functions to initialize / finalize haifa instruction data.
3971 (extend_h_i_d, init_h_i_d): Rewrite.
3972 (unlink_other_notes): Move logic to add_to_note_list. Handle
3973 selective scheduler.
3974 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3975 find_fallthru_edge): Make global, remove static prototypes.
3976 (max_issue): Make global. Add privileged_n and state parameters. Use
3978 (extend_global, extend_all): Removed.
3979 (init_before_recovery): Add new param. Fix the handling of the case
3980 when we insert a recovery code before the EXIT which has a predecessor
3981 with a fallthrough edge to it.
3982 (create_recovery_block): Make global. Rename to
3983 sched_create_recovery_block. Update.
3984 (change_pattern): Rename to sched_change_pattern. Make global.
3985 (speculate_insn): Rename to sched_speculate_insn. Make global.
3986 Split haifa-specific functionality into ...
3987 (haifa_change_pattern): New static function.
3988 (sched_extend_bb): New static function.
3989 (sched_init_bbs): New function.
3990 (current_sched_info): Change type to struct haifa_sched_info.
3991 (insn_cost): Adjust for selective scheduling.
3992 (dep_cost_1): New function. Move logic from ...
3993 (dep_cost): ... here.
3994 (dep_cost): Use dep_cost_1.
3995 (contributes_to_priority_p): Use sched_deps_info instead of
3997 (priority): Adjust to work with selective scheduling. Process the
3998 corner case when all dependencies don't contribute to priority.
3999 (rank_for_schedule): Use ds_weak instead of dep_weak.
4000 (advance_state): New function. Move logic from ...
4001 (advance_one_cycle): ... here.
4002 (add_to_note_list, concat_note_lists): New functions.
4003 (rm_other_notes): Make static. Adjust for selective scheduling.
4004 (remove_notes, restore_other_notes): New functions.
4005 (move_insn): Add two arguments. Update assert. Don't call
4007 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4008 Remove more_issue, max_points. Move the code to initialize
4009 max_lookahead_tries to max_issue.
4010 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4011 ready. Adjust use of move_insn. Call restore_other_notes.
4013 (sched_init, sched_finish): Move Haifa-specific initialization/
4015 (haifa_sched_init, haifa_sched_finish): ... respectively.
4017 (setup_sched_dump): New function.
4018 (haifa_init_only_bb): New static function.
4019 (haifa_speculate_insn): New static function.
4020 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4021 (extend_ready, extend_all): Remove.
4022 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4023 (create_check_block_twin, add_to_speculative_block): Use
4024 haifa_insns_init instead of extend_global. Update to use new
4025 initialization functions. Change parameter. Factor out code from
4026 create_check_block_twin to ...
4027 (sched_create_recovery_edges) ... this new function.
4028 (add_block): Remove.
4029 (sched_scan_info): New.
4030 (extend_bb): Use sched_scan_info.
4031 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4032 static functions for walking through scheduling region.
4033 (sched_luids): New vector variable to replace uid_to_luid.
4034 (luids_extend_insn): New function.
4035 (sched_max_luid): New variable.
4036 (luids_init_insn): New function.
4037 (sched_init_luids, sched_finish_luids): New functions.
4038 (insn_luid): New debug function.
4039 (sched_extend_target): New function.
4040 (haifa_init_insn): New static function.
4041 (sched_init_only_bb): New hook.
4042 (sched_split_block): New hook.
4043 (sched_split_block_1): New function.
4044 (sched_create_empty_bb): New hook.
4045 (sched_create_empty_bb_1): New function.
4046 (common_sched_info, ready): New global variables.
4047 (current_sched_info_var): Remove.
4048 (move_block_after_check): Use common_sched_info.
4049 (haifa_luid_for_non_insn): New static function.
4050 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4051 (increase_insn_priority): New.
4052 * modulo-sched.c: (issue_rate): Remove static declaration.
4053 (sms_sched_info): Change type to haifa_sched_info.
4054 (sms_sched_deps_info, sms_common_sched_info): New variables.
4055 (setup_sched_infos): New.
4056 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4057 Do not call regstat_free_calls_crossed.
4058 (sms_print_insn): Use const_rtx.
4059 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4060 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4061 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4062 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4063 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4064 current_sched_info to use it.
4065 (enum reg_pending_barrier_mode): Move to sched-int.h.
4066 (h_d_i_d): New variable. Initialize to NULL.
4067 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4069 (estimate_dep_weak): Remove static declaration.
4070 (sched_has_condition_p): New function. Adjust users of
4071 sched_get_condition to use it instead.
4072 (conditions_mutex_p): Add arguments indicating which conditions are
4074 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4075 argument to indicate whether returned condition is reversed. Do not
4076 generate new rtx when condition should be reversed; indicate it by
4077 setting new argument instead.
4078 (add_dependence_list_and_free): Add deps parameter.
4079 Update all users. Do not free dependence list when
4080 deps context is readonly.
4081 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4083 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4084 (remove_from_deps): New. Use the above functions.
4085 (cur_insn, can_start_lhs_rhs_p): New static variables.
4086 (add_or_update_back_dep_1): Initialize present_dep_type.
4087 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4088 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4089 haifa_note_dep): New functions implementing dependence hooks for
4090 the Haifa scheduler.
4091 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4092 note_dep): New functions.
4093 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4095 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4096 (free_deps): Initialize deps->reg_last.
4097 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4098 sched_analyze_insn): Update to use dependency hooks infrastructure
4099 and readonly contexts.
4100 (deps_analyze_insn): New function. Move part of logic from ...
4101 (sched_analyze): ... here. Also move some logic to ...
4102 (deps_start_bb): ... here. New function.
4103 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4105 (sched_deps_init): New function. Move code from ...
4106 (init_dependency_caches): ... here. Remove.
4107 (init_deps_data_vector): New.
4108 (sched_deps_finish): New function. Move code from ...
4109 (free_dependency_caches): ... here. Remove.
4110 (init_deps_global, finish_deps_global): Adjust for use with
4111 selective scheduling.
4112 (get_dep_weak): Move logic to ...
4113 (get_dep_weak_1): New function.
4114 (ds_merge): Move logic to ...
4115 (ds_merge_1): New static function.
4116 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4117 (ds_get_max_dep_weak): New function.
4118 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4119 (n_insns): Rename to rgn_n_insns.
4120 (debug_ebb_dependencies): New function.
4121 (init_ready_list): Use it.
4122 (begin_schedule_ready): Use sched_init_only_bb.
4123 (ebb_print_insn): Indicate when an insn starts a new cycle.
4124 (contributes_to_priority, compute_jump_reg_dependencies,
4125 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4126 (add_block1): Remove to ebb_add_block.
4127 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4128 (schedule_ebb): Initialize them. Use remove_notes instead of
4129 rm_other_notes. Use haifa_local_init/finish.
4130 (schedule_ebbs): Use haifa_sched_init/finish.
4131 * sched-int.h: Include vecprim.h, remove rtl.h.
4132 (struct ready_list): Delete declaration.
4133 (sched_verbose_param, enum sched_pass_id_t,
4134 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4135 (struct sched_scan_info_def): New structure.
4136 (sched_scan_info, sched_scan, sched_init_bbs,
4137 sched_init_luids, sched_finish_luids, sched_extend_target,
4138 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4139 (struct common_sched_info_def): New.
4140 (common_sched_info, haifa_common_sched_info,
4141 sched_emulate_haifa_p): Declare.
4143 (sched_luids): Declare.
4144 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4145 (sched_max_luid, insn_luid): Declare.
4146 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4147 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4148 print_insn, print_pattern, print_value, haifa_classify_insn,
4149 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4150 setup_sched_dump, sched_init, sched_finish,
4151 sel_insn_is_speculation_check): Export.
4152 (struct ready_list): Move from haifa-sched.c.
4153 (ready_try, ready, max_issue): Export.
4154 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4155 sched_init_only_bb, sched_split_block, sched_split_block_1,
4156 sched_create_empty_bb, sched_create_empty_bb_1,
4157 sched_create_recovery_block, sched_create_recovery_edges): Export.
4158 (enum reg_pending_barrier_mode): Export.
4159 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4161 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4162 print_insn field. Move add_block and fix_recovery_cfg to
4163 common_sched_info_def. Move compute_jump_reg_dependencies,
4165 (struct sched_deps_info_def): ... this new structure.
4166 (sched_deps_info): Declare.
4167 (struct spec_info_def): Remove weakness_cutoff, add
4168 data_weakness_cutoff and control_weakness_cutoff.
4169 (spec_info): Declare.
4170 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4172 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4173 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4174 (current_sched_info): Change type to struct haifa_sched_info.
4175 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4176 (h_d_i_d): New variable.
4177 (HDID): New accessor macro.
4178 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4179 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4181 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4182 (enum SCHED_FLAGS): Update for selective scheduler.
4183 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4184 (init_dependency_caches, free_dependency_caches): Delete declarations.
4185 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4186 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4187 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4188 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4189 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4191 (rm_other_notes): Delete declaration.
4192 (schedule_block): Remove one argument.
4193 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4194 ready_element, ready_lastpos, sched_extend_ready_list,
4195 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4196 concat_note_lists): Export.
4197 (struct region): Move from sched-rgn.h.
4198 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4199 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4200 BLOCK_TO_BB, CONTAINING_RGN): Export.
4201 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4202 (current_nr_blocks, current_blocks, target_bb): Likewise.
4203 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4204 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4205 sched_rgn_local_init, extend_regions,
4206 rgn_make_new_region_out_of_new_block, compute_priorities,
4207 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4208 extend_rgns, deps_join rgn_setup_common_sched_info,
4209 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4210 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4211 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4212 increase_insn_priority): Likewise.
4213 * sched-rgn.c: Include sel-sched.h.
4214 (ref_counts): New static variable. Use it ...
4215 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4216 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4217 (sched_is_disabled_for_current_region_p): Delete static declaration.
4218 (struct region): Move to sched-int.h.
4219 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4220 ebb_head): Define and initialize.
4221 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4222 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4223 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4225 (find_single_block_region): Add new argument to indicate that EBB
4226 regions should be constructed.
4227 (debug_live): Delete declaration.
4228 (current_nr_blocks, current_blocks, target_bb):
4229 Remove static qualifiers.
4230 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4232 (init_regions): Delete declaration.
4233 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4234 rgn_estimate_number_of_insns): New.
4235 (too_large): Use estimate_number_of_insns.
4236 (haifa_find_rgns): New. Move the code from ...
4237 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4238 (free_trg_info): New.
4239 (compute_trg_info): Allocate candidate tables here instead of ...
4240 (init_ready_list): ... here.
4241 (rgn_print_insn): Use const_rtx.
4242 (contributes_to_priority, extend_regions): Delete static declaration.
4243 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4244 (add_block1): Rename to rgn_add_block.
4245 (debug_rgn_dependencies): Delete static qualifier.
4246 (new_ready): Use sched_deps_info. Simplify.
4247 (rgn_common_sched_info, rgn_const_sched_deps_info,
4248 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4250 (region_sched_info): Rename to rgn_const_sched_info.
4251 (deps_join): New, extracted from ...
4252 (propagate_deps): ... here.
4253 (compute_block_dependences, debug_dependencies): Update for selective
4255 (free_rgn_deps, compute_priorities): New functions.
4256 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4257 sched_rgn_compute_dependencies): New functions.
4258 (schedule_region): Use them.
4259 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4260 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4262 (schedule_insns): Call new functions that were split out.
4263 (rgn_make_new_region_out_of_new_block): New.
4264 (get_rgn_sched_max_insns_priority): New.
4265 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4266 scheduling when appropriate.
4267 * sched-vis.c: Include insn-attr.h.
4268 (print_value, print_pattern): Make global.
4269 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4270 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4271 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4272 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4273 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4274 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4275 hooks. Initialize them to 0.
4276 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4277 * target.h (struct gcc_target): Add them. Rename gen_check field to
4279 * flags.h (sel_sched_switch_set): Declare.
4280 * opts.c (sel_sched_switch_set): New variable.
4281 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4282 pipelining is disabled from command line.
4283 (common_handle_option): Record whether selective scheduling is
4284 requested from command line.
4285 * doc/invoke.texi: Document new flags and parameters.
4286 * doc/tm.texi: Document new target hooks.
4287 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4289 (dfa_state_size): Do not declare locally.
4290 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4291 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4292 rs6000_alloc_sched_context, rs6000_set_sched_context,
4293 rs6000_free_sched_context): New functions.
4294 (struct _rs6000_sched_context): New.
4295 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4297 (rs6000_sched_finish): Do not run for selective scheduling.
4299 2008-08-31 Jan Hubicka <jh@suse.cz>
4301 * frv.c (frv_rtx_costs): Update forward declaration.
4302 * spu.c (spu_rtx_costs): Likewise.
4303 * pdp11.c: Include df.h
4304 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4305 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4306 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4307 * iq2000.c (iq2000_address_cost): Add speed argument.
4308 (iq2000_rtx_costs): Likewise.
4309 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4310 update call of mn10300_address_cost.
4311 * mcore.c: Include df.h
4312 (mcore_rtx_costs): Update prototype.
4313 * score3.c: Include df.h
4314 (score3_rtx_costs): Remove speed argument.
4315 * score7.c: Include df.h
4316 (score7_address_cost): Remove speed argument.
4317 * score-protos.h (score_address_cost): Update prototype.
4318 * score.c: Include df.h
4319 (score_rtx_costs): Update call of costs functions.
4320 * v850.c (v850_rtx_costs): Add bool argument.
4322 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4324 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4326 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4328 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4329 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4331 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4333 * mkmap-flat.awk: Add option pe_dll.
4334 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4335 * config/i386/t-cygwin (SHLIB_LC): Add.
4336 * config/i386/t-mingw32 (SHLIB_LC): Add.
4337 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4338 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4339 (LINK_SPEC): Support libgcc_s.
4340 (LIBGCC_SPEC): Support libgcc_s.
4341 (LIBGCC_SONAME): New.
4343 2008-08-31 Jan Hubicka <jh@suse.cz>
4345 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4346 mistakely had old version of patch.
4348 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4349 (ipcp_estimate_growth): New.
4350 (ipcp_insert_stage): Use ipcp_estimate_growth.
4351 * profile.c (branch_prob): When reading failed, do not consider
4354 2008-08-31 Jan Hubicka <jh@suse.cz>
4356 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4357 loop is optimized for speed.
4359 2008-08-31 Richard Guenther <rguenther@suse.de>
4362 * fold-const.c (fold_binary): Retain conversions in folding
4365 2008-08-31 Jan Hubicka <jh@suse.cz>
4367 * postreload-gcse.c (eliminate_partially_redundant_loads):
4368 Use optimize_bb_for_size_p.
4369 * predict.c (maybe_hot_frequency_p): Make inline.
4370 (maybe_hot_count_p): Break out from ...
4371 (maybe_hot_bb_p): ... this one.
4372 (maybe_hot_edge_p): Simplify.
4373 * basic-block.h (probably_cold_bb_p): Remove.
4375 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4378 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4380 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4381 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4382 Also split V4SFmode.
4383 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4386 2008-08-31 Jan Hubicka <jh@suse.cz>
4388 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4390 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4392 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4395 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4398 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4399 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4401 2008-08-31 Jan Hubicka <jh@suse.cz>
4403 * sparc.h (BRANCH_COST): Fix macro definition.
4404 * avr.c (avr_operand_rtx_cost): Add speed argument.
4405 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4407 2008-08-31 Richard Guenther <rguenther@suse.de>
4409 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4410 types instead of operands. Re-instantiate verifying of
4411 binary expression operands.
4413 2008-08-30 Jan Hubicka <jh@suse.cz>
4415 * fwprop.c (should_replace_address): Add speed attribute.
4416 (PR_OPTIMIZE_FOR_SPEED): New flag.
4417 (propagate_rtx_1): Use it.
4418 (propagate_rtx): Set it.
4419 (try_fwprop_subst): Update call of rtx_costs.
4420 (forward_propagate_and_simplify): LIkewise.
4421 * hooks.c (hook_int_rtx_bool_0): New
4422 (hook_bool_rtx_int_int_intp_false): Replace by ...
4423 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4424 * hooks.h (hook_int_rtx_bool_0): New
4425 (hook_bool_rtx_int_int_intp_false): Replace by ...
4426 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4427 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4428 (prepare_cmp_insn): UPdate call of rtx_cost.
4429 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4430 (reload_cse_simplify_operands): Update call of rtx_cost.
4431 (reload_cse_move2add): call of rtx_cost.
4432 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4433 * rtlanal.c (rtx_cost): Add speed argument.
4434 (address_cost): Add speed argument
4435 (default_address_cost): Likewise.
4436 (insn_rtx_cost): Likewise.
4437 * cfgloopanal.c (seq_cost): Add speed argument.
4438 (target_reg_cost, target_spill_cost): Turn to array.
4439 (init_set_costs): Update for speed.
4440 (estimate_reg_pressure_cost): Add speed argument.
4441 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4442 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4443 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4444 (seq_cost): Add speed argument.
4445 (computation_cost): Add speed arugment.
4446 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4447 (force_expr_to_var_cost): Update for profile info.
4448 (force_var_cost): Likewise.
4449 (split_address_cost): Likewise.
4450 (ptr_difference_cost): Likewise.
4451 (difference_cost): Likewise.
4452 (get_computation_cost_at): Likewise.
4453 (determine_iv_cost): Likewise.
4454 (ivopts_global_cost_for_size): Likewise.
4455 (rewrite_use_address): Likewise.
4456 (tree_ssa_iv_optimize_loop): Initialize speed field.
4457 * cse.c (optimize_this_for_speed_p): New static var.
4458 (notreg_cost): Update call of rtx_cost.
4459 (cse_extended_basic_block): set optimize_this_for_speed_p.
4460 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4461 (noce_try_cmove_arith): Likewise.
4462 (noce_try_sign_mask): LIkewise.
4463 * expr.c (compress_float_constant): Update rtx_cost calls.
4464 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4466 (addr_to_parts): Likewise.
4467 (create_mem_ref): Likewise.
4468 * dse.c (find_shift_sequence): Add speed argument.
4469 (replace_read): Update call.
4470 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4471 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4472 * neg_cost, shift_cost, shiftadd_cost,
4473 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4474 mul_highpart_cost): Increase dimension.
4475 (init_expmed): Initialize for both size and speed.
4476 (expand_shift): Use profile.
4477 (synth_mult): Use profile.
4478 (choose_mult_variant): Use profile.
4479 (expand_mult): Use profile.
4480 (expand_mult_highpart_optab): Use profile.
4481 (expand_mult_highpart): Use profile.
4482 (expand_smod_pow2): Use profile.
4483 (expand_divmod): Use profile.
4484 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4486 * loop-invariant.c (create_new_invariant): Use profile.
4487 (gain_for_invariant): Add speed parameter.
4488 (best_gain_for_invariant): Likewise.
4489 (find_invariants_to_move): Likewise.
4490 (move_single_loop_invariants): Set it.
4491 * target-def.h (TARGET_RTX_COSTS): Use hook.
4492 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4493 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4494 * output.h (default_address_cost): Update prototype.
4495 * combine.c (optimize_this_for_speed_p): New static var.
4496 (combine_validate_cost): Update call of rtx_cost.
4497 (combine_instructions): Set optimize_this_for_speed_p.
4498 (expand_compound_operation): Update call of rtx_cost.
4499 (make_extraction):Update call of rtx_cost.
4500 (force_to_mode):Update call of rtx_cost.
4501 (distribute_and_simplify_rtx):Update call of rtx_cost.
4502 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4503 (estimate_reg_pressure_cost): Update prototype.
4504 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4505 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4507 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4508 (alpha_rtx_costs): Update.
4509 * config/frv/frv.c (frv_rtx_costs): Update.
4510 * config/s390/s390.c (s390_rtx_costs): Update.
4511 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4512 (m32c_rtx_costs): Update.
4513 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4514 (spu_rtx_costs): Update.
4515 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4516 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4517 * config/i386/i386.c (:ix86_address_cost): Update.
4518 (ix86_rtx_costs): Update.
4519 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4520 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4521 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4522 * config/crx/crx.c (crx_address_cost): Update.
4523 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4524 * config/stormy16/stormy16.c
4525 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4526 * config/m68hc11/m68hc11.c
4527 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4528 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4529 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4531 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4533 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4534 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4535 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4536 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4537 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4538 (mcore_rtx_costs): update.
4539 * config/score/score3.c (score3_rtx_costs): Update.
4540 * config/score/score7.c (score7_rtx_costs): Update.
4541 * config/score/score3.h (score3_rtx_costs):Update.
4542 * config/score/score7.h (score7_rtx_costs): Update.
4543 * config/score/score.c (score_rtx_costs): Update.
4544 * config/arm/arm.c (arm_address_cost): Update.
4545 (arm_rtx_costs_1): Update.
4546 (arm_rtx_costs_1): Update.
4547 (arm_size_rtx_costs): Update.
4548 (arm_size_rtx_costs): Update.
4549 (arm_size_rtx_costs): Update.
4550 (arm_xscale_rtx_costs): Update.
4551 (arm_thumb_address_cost): Update.
4552 * config/pa/pa.c (hppa_address_cost): Update.
4553 * config/mips/mips.c (mips_rtx_costs): Update.
4554 * config/vax/vax.c (vax_address_cost): Update.
4555 * config/h8300/h8300.c (h8300_shift_costs): Update.
4556 (h8300_rtx_costs): Update.
4557 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4558 (v850_rtx_costs): Update.
4559 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4560 * config/bfin/bfin.c
4561 (bfin_address_cost): Update.
4562 (bfin_rtx_costs): Update.
4563 * stmt.c (lshift_cheap_p): Update.
4565 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4568 * expmed.c (extract_bit_field_1): Check the mode size to make
4569 sure the vector modes have the same size.
4571 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4573 * dojump.c (top level): Include basic-block.h to declare
4574 optimize_insn_for_speed_p
4576 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4578 * opts.h (CL_SAVE): New option class for marking options that are
4579 target specific options usable in the target attribute.
4580 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4582 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4583 can easily find the target specific options that are safe to use
4584 in the attribute or pragma.
4586 * attribs.c (decl_attributes): Change #pragma GCC option to
4587 #pragma GCC target, and attribute((option(...))) to
4588 attribute((target(...))).
4590 * doc/extend.texi (target attribute): Change from option
4591 attribute. Delete push/pop/reset.
4592 (#pragma GCC target): Change from #pragma GCC option. Delete
4594 (#pragma GCC push_options): Document new pragma.
4595 (#pragma GCC pop_options): Document new pragma.
4596 (#pragma GCC reset_options): Document new pragma.
4598 * targhooks.c (default_target_option_valid_attribute_p): Add
4599 warning about port not supporting target attributes.
4600 (default_target_option_pragma_parse): New function, warn about
4601 #pragma GCC target not being supported.
4603 * targhooks.h (default_target_option_pragma_parse): Add
4606 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4607 TI_CURRENT_OPTION_PRAGMA.
4608 (current_target_pragma): Rename from current_option_pragma.
4610 * target.h: (struct target_option): Delete booleans for changing
4611 the optimization level on hot/cold functions. Change signature of
4612 pragma_parse hook to take a second tree.
4614 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4616 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4617 that the declaration is done at global scope.
4619 * langhooks.c (add_builtin_function_common): Move most of the code
4620 from add_builtin_function here, calling the hook passed in.
4621 (add_builtin_function): Call add_builtin_function_common with
4622 standard builtin hook.
4623 (add_builtin_function_ext_scope): New function to add builtins to
4626 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4628 (add_builtin_function_ext_scope): Add declaration.
4630 * c-pragma.c (handle_pragma_target): Rename from
4631 handle_pragma_option, #pragma GCC option is now #pragma GCC
4632 target. Move warning about port not supporting target options to
4633 default pragma parse hook. Remove push/pop/reset from this
4635 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4636 (option_stack): Delete static variable.
4637 (optimize_stack): Ditto.
4638 (optons_stack): New stack of saved target and optimization
4640 (handle_pragma_push_options): New function to handle pushing both
4641 target and optimization options.
4642 (handle_pragma_pop_options): New function to handle popping both
4643 target and optimization options.
4644 (handle_pragma_reset_options): New function to handle resetting
4645 both target and optimization options to their initial state.
4646 (init_pragma): Rename handle_pragma_option to
4647 handle_pragma_target. Add support for push_options, pop_options,
4648 and reset_options pragmas.
4650 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4651 default_target_option_pragma_parse.
4652 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4653 default_target_option_valid_attribute_p.
4654 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4655 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4656 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4657 optimization level on hot/cold functions.
4659 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4660 if the caller and callee have different optimization levels.
4662 * c-common.c (handle_target_attribute): Rename from
4663 handle_option_attribute, attribute((option(...))) is now
4664 attribute((target(...))). Move warning if the port does not
4665 support target attributes to the default hook.
4666 (handle_hot_attribute): Delete code to change the optimization
4667 level of hot functions.
4668 (handle_cold_attribute): Ditto.
4670 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4671 argument that is the binary tree options to use if there are no
4672 arguments. Call ix86_valid_target_attribute_tree instead of
4673 ix86_valid_option_attribute_tree.
4674 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4675 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4676 ix86_pragma_option_parse.
4678 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4679 Rename from ix86_valid_option_attribute_tree.
4681 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4682 new builtins when the ISA changes.
4683 (ix86_valid_target_attribute_tree): Rename from
4684 ix86_valid_option_attribute_tree. Change callers. If the
4685 function specified optimization options, use those as the starting
4686 point before setting up the target attributes. If the
4687 optimization options were changed in the course of setting the
4688 target attributes, record the new optimization options.
4689 (ix86_valid_target_attribute_tree_inner_p): Rename from
4690 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4691 ix86_add_new_builtins if the ISA changed.
4692 (ix86_valid_target_attribute_p): Rename from
4693 ix86_valid_option_attribute_p. Change callers.
4694 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4695 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4696 as delayed builtin functions.
4697 (struct builtin_isa): New structure to record builtin functions
4698 that should be delayed until the ISA for that function is used.
4699 (ix86_builtins_isa): Change from int to struct to track builtin
4700 functions we want to declare at some point.
4701 (def_builtin): If the front end can delay defining the builtin
4702 functions, don't create builtins for ISAs not part of the default
4704 (def_builtin_const): Ditto.
4705 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4706 __builtin_ia32_pcmov_v2di to be different builtin functions.
4707 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4708 a structure instead of an int.
4709 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4710 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4711 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4712 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4714 * config/ia64/ia64.h
4715 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4716 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4718 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4719 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4720 (LANG_HOOKS_INITIALIZER): Add
4721 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4723 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4726 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4727 the reload address with the index register for SFmode
4728 access with a displacement.
4730 2008-08-30 Jan Hubicka <jh@suse.cz>
4732 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4733 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4734 * dojump.c (do_jump): Likewise.
4735 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4736 (note-if_info): Add BRANCH_COST.
4737 (noce_try_store_flag_constants, noce_try_addcc,
4738 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4739 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4740 find_if_case_2): Use computed branch cost.
4741 * expr.h (BRANCH_COST): Update default.
4742 * predict.c (predictable_edge_p): New function.
4743 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4744 Update BRANCH_COST call.
4745 * basic-block.h (predictable_edge_p): Declare.
4746 * config/alpha/alpha.h (BRANCH_COST): Update.
4747 * config/frv/frv.h (BRANCH_COST): Update.
4748 * config/s390/s390.h (BRANCH_COST): Update.
4749 * config/spu/spu.h (BRANCH_COST): Update.
4750 * config/sparc/sparc.h (BRANCH_COST): Update.
4751 * config/m32r/m32r.h (BRANCH_COST): Update.
4752 * config/i386/i386.h (BRANCH_COST): Update.
4753 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4755 * config/sh/sh.h (BRANCH_COST): Update.
4756 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4757 * config/avr/avr.h (BRANCH_COST): Update.
4758 * config/crx/crx.h (BRANCH_COST): Update.
4759 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4760 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4761 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4762 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4763 * config/ia64/ia64.h (BRANCH_COST): Update.
4764 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4765 * config/arc/arc.h (BRANCH_COST): Update.
4766 * config/score/score.h (BRANCH_COST): Update.
4767 * config/arm/arm.h (BRANCH_COST): Update.
4768 * config/pa/pa.h (BRANCH_COST): Update.
4769 * config/mips/mips.h (BRANCH_COST): Update.
4770 * config/vax/vax.h (BRANCH_COST): Update.
4771 * config/h8300/h8300.h (BRANCH_COST): Update.
4772 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4773 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4774 * doc/tm.texi (BRANCH_COST): Update.
4776 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4779 * config/arm/arm.c (arm_optimization_options): Set
4780 flag_section_anchors to 2 instead of 1 to distinguish it from
4781 -fsection-anchors given explicitely on the command line.
4783 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4785 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4786 final insn of a split.
4788 2008-08-30 Jan Hubicka <jh@suse.cz>
4790 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4791 optimized for speed.
4792 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4793 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4794 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4795 flag_gcse_after_reload_set): New static vars.
4796 (common_handle_option): Enable those flags for profile-use.
4797 (decode_options): Remove optimize_size flags that are handled
4798 on higher granuality.
4799 * tree-vectorizer.c (vectorize_loops): Use
4800 optimize_loop_nest_for_speed_p.
4801 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4802 * tree-predcom.c (tree_predictive_commoning): Use
4803 optimize_loop_for_speed_p.
4804 * varasm.c (assemble_start_function): Use
4805 optimize_function_for_speed_p.
4806 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4807 * predict.c (optimize_loop_for_speed_p): Fix walk.
4809 2008-08-30 Jan Hubicka <jh@suse.cz>
4811 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4813 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4814 profile presence locally.
4816 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4819 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4820 versions before 4.0.
4822 2008-08-29 Jan Hubicka <jh@suse.cz>
4824 * tree-inline.c (insert_init_stmt): Insert sequence even when
4827 2008-08-29 Jeff Law <law@redhat.com>
4829 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4830 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4831 location and class is an FP register.
4833 2008-08-29 Jan Hubicka <jh@suse.cz>
4835 * see.c (see_merge_one_def_extension): Silence used uninitialized
4837 * matrix-reorg.c (check_allocation_function): Likewise.
4838 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4840 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4843 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4844 compute new & and | in type rather than TREE_TYPE (arg0).
4846 * dwarf2out.c (fortran_common): Update comment.
4847 (gen_variable_die): Swap com_die and var_die variables in Fortran
4848 COMMON block handling code.
4850 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4852 * dwarf2out.c (gen_const_die): New function.
4853 (size_of_die, value_format, output_die): Output larger
4854 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4855 (native_encode_initializer): New function.
4856 (tree_add_const_value_attribute): Call it.
4857 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4859 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4860 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4861 TREE_THIS_VOLATILE to add_type_attribute.
4863 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4865 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4868 * dwarf2out.c (loc_by_reference): New function.
4869 (add_location_or_const_value_attribute): Use it.
4872 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4873 as DW_TAG_variable children of DW_TAG_common_block rather than
4874 DW_TAG_member children. Put DW_AT_external to individual
4875 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4877 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4878 loc_descriptor_from_tree_1.
4882 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4883 arguments to imported_module_or_decl.
4884 (debug_nothing_tree_tree): Removed.
4885 (debug_nothing_tree_tree_tree_bool): New prototype.
4886 * debug.c (do_nothing_debug_hooks): Adjust.
4887 (debug_nothing_tree_tree): Removed.
4888 (debug_nothing_tree_tree_tree_bool): New function.
4889 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4890 (gen_variable_die): Put all common vars for the
4891 same COMMON block under one DW_TAG_common_block.
4892 (declare_in_namespace): Return new context_die, for Fortran
4893 return the module DIE instead of adding extra declarations into
4895 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4896 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4897 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4899 (dwarf2out_global_decl): Don't skip Fortran global vars.
4900 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4901 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4902 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4903 DW_TAG_imported_declaration as child of previous
4904 DW_TAG_imported_module.
4905 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4906 * sdbout.c (sdb_debug_hooks): Likewise.
4907 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4909 2008-08-29 Jan Hubicka <jh@suse.cz>
4911 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4913 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4914 * ipa-cp.c (n_cloning_candidates): New static variable.
4915 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4916 (ipcp_print_all_lattices): Improve debug output.
4917 (ipcp_cloning_candidate_p): New function.
4918 (ipcp_initialize_node_lattices): Use it.
4919 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4920 (ipcp_propagate_stage): Prettier debug output.
4921 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4922 (ipcp_print_all_structures): Remove.
4923 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4924 (ipcp_insert_stage): Prettier debug output; call
4925 cgraph_remove_unreachable_nodes before propagating.
4926 (pass_ipa_cp): Schedule function removal pass.
4927 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4929 (cgraph_maybe_hot_edge_p): Move to ...
4930 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4931 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4932 (common_handle_option): Set them; enable ipa-cp when profiling.
4933 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4934 (ipa_print_all_jump_functions): Likewise.
4935 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4936 (ipa_print_node_params, ipa_print_all_params): New.
4937 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4938 ipa_print_all_param_flags): Remove.
4939 (ipa_print_node_params, ipa_print_all_params): New.
4941 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4943 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4944 change from 2008-04-03.
4945 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4947 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4950 * ira-color.c (push_allocnos_to_stack): Truncate
4951 removed_splay_allocno_vec.
4953 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4956 * ira-color (ira_fast_allocation): Don't assign hard registers to
4959 2008-08-29 Jan Hubicka <jh@suse.cz>
4962 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4963 for cold internal loops.
4965 2008-08-29 Richard Guenther <rguenther@suse.de>
4967 * tree-ssa-structalias.c (create_variable_info_for): Do not
4968 create fields for heap vars or vars with a noalias state.
4969 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4972 2008-08-29 Richard Guenther <rguenther@suse.de>
4974 * common.opt (ftree-store-ccp): Mark as preserved for
4975 backward compatibility.
4976 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4977 * tree-pass.h (pass_store_ccp): Remove.
4978 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4979 (first_vdef): Remove declaration.
4980 (get_value_loaded_by): Likewise.
4981 * tree-ssa-ccp.c (do_store_ccp): Remove.
4982 (get_default_value): Simplify as do_store_ccp is always false
4983 now. Do not initialize mem_ref.
4984 (set_value_varying): Likewise.
4985 (canonicalize_float_value): Likewise.
4986 (set_lattice_value): Likewise.
4987 (likely_value): Likewise.
4988 (surely_varying_stmt_p): Likewise.
4989 (ccp_initialize): Likewise.
4990 (ccp_lattice_meet): Likewise.
4991 (ccp_visit_phi_node): Likewise.
4992 (ccp_fold): Likewise.
4993 (evaluate_stmt): Likewise.
4994 (visit_assignment): Likewise.
4995 (ccp_visit_stmt): Likewise.
4996 (execute_ssa_ccp): Fold into ...
4997 (do_ssa_ccp): ... this.
4998 (do_ssa_store_ccp): Remove.
4999 (gate_store_ccp): Likewise.
5000 (pass_store_ccp): Likewise.
5001 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5003 * tree-ssa-propagate.c (first_vdef): Remove.
5004 (get_value_loaded_by): Likewise.
5005 (replace_vuses_in): Likewise.
5006 (substitute_and_fold): Do not call replace_vuses_in.
5007 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5009 2008-08-29 Richard Guenther <rguenther@suse.de>
5012 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5013 PARAM_NOALIAS tags with is_heapvar.
5014 * tree-ssa-operands.c (access_can_touch_variable): Offset
5015 based tests do not apply for heapvars. Fix offset test.
5017 2008-08-29 Jan Hubicka <jh@suse.cz>
5019 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5020 (-fipa-cp-clone): Enabled by default at -O3.
5021 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5022 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5024 2008-08-29 Jan Hubicka <jh@suse.cz>
5026 * tree.c (build_function_type_skip_args,
5027 build_function_decl_skip_args): New functions.
5028 * tree.h (build_function_type_skip_args,
5029 build_function_decl_skip_args): Declare.
5030 * gimple.c (giple_copy_call_skip_args): New function.
5031 (giple_copy_call_skip_args): Declare.
5033 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5034 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5035 (ipcp_node_modifiable_p): ... this one; use
5036 tree_versionable_function_p.
5037 (ipcp_create_replace_map): Improve debug output.
5038 (ipcp_need_redirect_p): Return false when not clonning.
5039 (ipcp_update_callgraph): Skip args.
5040 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5042 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5043 (save_inline_function_body): Update call of tree_function_versioning.
5044 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5045 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5047 (tree_function_versioning): Likewise.
5048 * tree-inline.h (tree_function_versioning): Update prototype.
5050 2008-08-29 Jan Hubicka <jh@suse.cz>
5052 * loop-unswitch.c (unswitch_single_loop): Use
5053 optimize_loop_for_speed_p.
5054 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5055 Use optimize_function_for_size_p.
5056 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5057 * postreload-gcse.c (eliminate_partially_redundant_load):
5058 Use optimize_bb_for_size_p.
5059 * value-prof.c (gimple_divmod_fixed_value_transform,
5060 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5061 gimple_stringops_transform): Use optimize_bb_for_size_p.
5062 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5063 * final.c (compute_alignments): Use optimize_function_for_size_p.
5064 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5065 (fold_builtin_strcpy, fold_builtin_fputs): Use
5066 optimize_function_for_size_p.
5067 * fold-const.c (tree_swap_operands_p): Use
5068 optimize_function_for_size_p.
5069 * recog.c (relax_delay_slots): Likewise.
5070 * tree-ssa-math-opts.c (replace_reciprocal):
5071 Use optimize_bb_for_speed_p.
5072 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5073 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5074 optimize_function_for_size_p.
5075 (cgraph_decide_inlining_of_small_function): Use
5076 optimize_function_for_size_p.
5077 * global.c (find_reg): Use optimize_function_for_size_p.
5078 * opts.c (decode_options): Do not clear flag_tree_ch,
5079 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5080 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5081 work it out from profile.
5082 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5083 optimize_loop_for_speed_p.
5084 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5086 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5087 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5088 * tree-eh.c (decide_copy_try_finally): Use
5089 optimize_function_for_size_p.
5090 * local-alloc.c (block_alloc): Pass BB pointer.
5091 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5092 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5093 * loop-unroll.c (decide_unrolling_and_peeling):
5094 Use optimize_loop_for_size_p.
5095 (decide_peel_completely): Likewise.
5096 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5097 optimize_loop_for_size_p.
5098 (vect_enhance_data_refs_alignment): Likewise.
5099 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5100 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5102 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5103 (try_crossjump_bb): Use optimize_bb_for_size_p.
5104 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5105 optimize_loop_for_speed_p.
5106 * bb-reorder.c (find_traces_1_round): Likewise.
5107 (copy_bb): Use optimize_bb_for_speed_p.
5108 (duplicate_computed_gotos): Likewise.
5109 * basic-block.h (optimize_loop_nest_for_size_p,
5110 optimize_loop_nest_for_speed_p): New.
5111 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5113 2008-08-29 Tristan Gingold <gingold@adacore.com>
5115 * gcov.c (main): Call expandargv.
5117 2008-08-29 Jan Hubicka <jh@suse.cz>
5119 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5121 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5123 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5124 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5126 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5128 2008-08-29 Jan Hubicka <jh@suse.cz>
5130 * tree-pass.h (pass_strip_predict_hints): Declare.
5131 * predict.c (strip_builtin_expect): Rename to ...
5132 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5133 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5134 (tree_estimate_probability): Do not strip builtin_expect.
5135 (pass_strip_predict_hints): New pass.
5136 * tree-inline.c (expand_call_inline): When inlining cold function,
5137 predict it as unlikely.
5138 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5140 2008-08-29 Richard Guenther <rguenther@suse.de>
5142 PR tree-optimization/37207
5143 * tree-vrp.c (extract_range_from_binary_expr): Also try
5144 to constant fold if only one of the operands is a constant.
5146 2008-08-29 Nick Clifton <nickc@redhat.com>
5148 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5149 the same way as SYMBOL_REFs.
5151 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5153 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5155 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5157 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5158 * config/mips/mips.md (branch_likely): Remove const. Fix
5160 (define_delay for type "branch"): Change to only apply for branch
5161 with likely variant.
5162 (define_delay for type "branch" and "branch_likely" no). New delay
5164 (equality_op): New code iterator.
5165 (bbv, bbinv): New code attributes.
5166 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5169 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5170 Andrew Pinski <pinskia@gcc.gnu.org>
5173 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5175 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5177 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5178 rule that a symbolic constant must be defined and >= 0 for the
5179 corresponding facility to be present at compile-time.
5180 * gthr-posix.c: Likewise.
5182 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5184 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5185 * config/mips/mips.md (D): New mode attribute.
5186 (mulsi3, muldi3): Merge it into ...
5187 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5188 (muldi3_mul3): New pattern.
5189 (mulsi3_mult3): Rename to mulsi3_mul3.
5191 2008-08-28 Jan Hubicka <jh@suse.cz>
5193 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5195 * predict.c (always_optimize_for_size_p): Rename to ...
5196 (optimize_function_for_size): ... this one; make extern.
5197 (optimize_function_for_speed_p): New.
5198 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5199 optimize_edge_for_size_p,optimize_edge_for_size_p,
5200 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5201 * basic-block.h (optimize_function_for_size_p,
5202 optimize_function_for_speed_p): Declare.
5203 * i386.md (optimize_size checks): Replace them by appropriate
5205 (standard_80387_constant_p, ix86_compute_frame_layout,
5206 ix86_expand_epilogue, ix86_decompose_address,
5207 print_operand, emit_i387_cw_initialization,
5208 inline_memory_move_cost, ix86_pad_returns,
5209 ix86_reorg): Replace optimize_size checks.
5211 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5213 * rtl.h (simplify_subreg_regno): Declare.
5214 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5215 * simplify-rtx.c (simplify_subreg): ...here.
5216 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5217 subreg_offset_representable_p.
5219 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5222 * c-typeck.c (convert_for_assignment): Give a note describing what
5223 was passed and what was expected.
5225 2008-08-28 Joey Ye <joey.ye@intel.com>
5227 * doc/extend.texi: Document AVX built-in functions.
5228 * doc/invoke.texi: Document -mavx.
5230 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5231 Joey Ye <joey.ye@intel.com>
5232 Xuepeng Guo <xuepeng.guo@intel.com>
5234 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5236 * config/i386/cpuid.h (bit_FMA): New.
5237 (bit_XSAVE): Likewise.
5238 (bit_OSXSAVE): Likewise.
5239 (bit_AVX): Likewise.
5241 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5242 define. Use ASM_OUTPUT_AVX_PREFIX.
5244 * config/i386/gmmintrin.h: New.
5246 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5247 (OPTION_MASK_ISA_AVX_SET): New.
5248 (OPTION_MASK_ISA_FMA_SET): Likewise.
5249 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5250 (OPTION_MASK_ISA_FMA_SET): Likewise.
5251 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5252 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5253 (pta_flags): Add PTA_AVX and PTA_FMA.
5254 (override_options): Handle PTA_AVX and PTA_FMA.
5255 (init_cumulative_args): Handle warn_avx.
5256 (classify_argument): Return 0 for COImode and OImode. Return
5257 1 and X86_64_AVX_CLASS for 256bit vector types.
5258 (examine_argument): Handle X86_64_AVX_CLASS.
5259 (construct_container): Likewise.
5260 (function_arg_advance_32): Pass OImode and 256bit vector types
5262 (function_arg_advance_64): Take a new argument to indicate if a
5263 parameter is named. Handle 256bit vector types. Return
5264 immediately for unnamed 256bit vector mode parameters.
5265 (function_arg_advance): Updated.
5266 (function_arg_32): Add comments for TImode. Handle OImode
5267 and 256bit vector types.
5268 (function_arg_64): Take a new argument to indicate if a
5269 parameter is named. Handle 256bit vector types. Return NULL
5270 for unnamed 256bit vector mode parameters.
5271 (function_arg): Updated.
5272 (setup_incoming_varargs_64): Support
5273 AVX encoding for *sse_prologue_save_insn.
5274 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5275 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5276 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5277 enabled, otherwise return -3.
5278 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5280 (print_reg): Support AVX registers. Handle 'x' and 't'.
5281 Handle 'd' to duplicate the operand.
5282 (print_operand): Likewise. Also support AVX vector compare
5284 (output_387_binary_op): Support AVX.
5285 (output_fp_compare): Likewise.
5286 (ix86_expand_vector_move_misalign): Likewise.
5287 (ix86_attr_length_vex_default): New.
5288 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5289 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5290 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5291 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5292 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5293 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5294 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5295 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5296 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5297 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5298 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5299 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5300 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5301 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5302 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5303 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5304 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5305 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5306 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5307 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5308 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5309 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5310 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5311 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5312 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5313 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5314 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5315 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5316 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5317 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5318 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5319 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5320 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5321 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5322 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5323 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5324 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5325 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5326 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5327 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5328 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5329 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5330 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5331 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5332 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5333 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5334 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5335 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5336 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5337 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5338 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5339 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5340 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5341 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5342 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5343 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5344 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5345 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5346 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5347 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5348 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5349 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5350 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5351 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5352 and IX86_BUILTIN_MOVMSKPS256,
5353 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5354 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5355 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5356 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5357 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5358 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5359 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5360 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5361 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5362 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5363 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5364 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5365 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5366 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5367 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5368 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5369 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5370 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5371 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5372 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5373 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5374 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5375 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5376 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5377 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5378 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5379 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5380 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5381 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5382 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5383 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5384 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5385 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5386 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5387 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5388 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5389 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5390 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5391 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5392 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5393 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5394 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5395 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5396 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5397 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5398 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5399 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5400 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5401 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5402 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5403 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5404 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5405 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5406 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5407 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5408 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5409 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5410 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5412 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5413 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5414 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5415 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5416 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5417 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5418 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5419 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5420 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5421 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5422 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5423 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5424 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5425 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5426 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5427 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5428 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5429 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5430 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5431 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5432 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5433 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5434 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5435 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5436 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5437 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5438 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5439 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5440 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5441 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5442 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5443 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5444 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5445 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5446 IX86_BUILTIN_MOVMSKPS256.
5447 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5448 (ix86_expand_args_builtin): Likewise.
5449 (ix86_expand_special_args_builtin): Likewise.
5450 (ix86_hard_regno_mode_ok): Handle AVX modes.
5451 (ix86_expand_vector_init_duplicate): Likewise.
5452 (ix86_expand_vector_init_one_nonzero): Likewise.
5453 (ix86_expand_vector_init_one_var): Likewise.
5454 (ix86_expand_vector_init_concat): Likewise.
5455 (ix86_expand_vector_init_general): Likewise.
5456 (ix86_expand_vector_set): Likewise.
5457 (ix86_vector_mode_supported_p): Likewise.
5458 (x86_extended_reg_mentioned_p): Check INSN_P before using
5461 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5462 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5464 * config/i386/i386.h (TARGET_AVX): New.
5465 (TARGET_FMA): Likewise.
5466 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5467 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5468 (VALID_AVX256_REG_MODE): New.
5469 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5470 (AVX_FLOAT_MODE_P): Likewise.
5471 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5472 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5473 (AVX_VEC_FLOAT_MODE_P): Likewise.
5474 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5475 (ASM_OUTPUT_OPCODE): Likewise.
5476 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5478 (SSE_REG_MODE_P): Allow 256bit vector modes.
5479 (ix86_args): Add a warn_avx field.
5481 * config/i386/i386.md (UNSPEC_PCMP): New.
5482 (UNSPEC_VPERMIL): Likewise.
5483 (UNSPEC_VPERMIL2): Likewise.
5484 (UNSPEC_VPERMIL2F128): Likewise.
5485 (UNSPEC_MASKLOAD): Likewise.
5486 (UNSPEC_MASKSTORE): Likewise.
5487 (UNSPEC_CAST): Likewise.
5488 (UNSPEC_VTESTP): Likewise.
5489 (UNSPECV_VZEROALL): Likewise.
5490 (UNSPECV_VZEROUPPER): Likewise.
5491 (XMM0_REG): Likewise.
5492 (XMM1_REG): Likewise.
5493 (XMM2_REG): Likewise.
5494 (XMM3_REG): Likewise.
5495 (XMM4_REG): Likewise.
5496 (XMM5_REG): Likewise.
5497 (XMM6_REG): Likewise.
5498 (XMM8_REG): Likewise.
5499 (XMM9_REG): Likewise.
5500 (XMM10_REG): Likewise.
5501 (XMM11_REG): Likewise.
5502 (XMM12_REG): Likewise.
5503 (XMM13_REG): Likewise.
5504 (XMM14_REG): Likewise.
5505 (XMM15_REG): Likewise.
5507 (prefix_vex_imm8): Likewise.
5508 (prefix_vex_w): Likewise.
5509 (length_vex): Likewise.
5512 (*avx_ashlti3): Likewise.
5513 (*avx_lshrti3): Likewise.
5514 (*avx_setcc<mode>): Likewise.
5515 (*fop_<mode>_comm_mixed_avx): Likewise.
5516 (*fop_<mode>_comm_avx): Likewise.
5517 (*fop_<mode>_1_mixed_avx): Likewise.
5518 (*fop_<mode>_1_avx): Likewise.
5519 (*avx_<code><mode>3): Likewise.
5520 (*avx_ieee_smin<mode>3): Likewise.
5521 (*avx_ieee_smax<mode>3): Likewise.
5522 (mode): Add OI, V8SF and V4DF.
5523 (length): Support VEX prefix.
5524 (*cmpfp_i_mixed): Set prefix attribute.
5525 (*cmpfp_i_sse): Likewise.
5526 (*cmpfp_iu_mixed): Likewise.
5527 (*cmpfp_iu_sse): Likewise.
5528 (*movsi_1): Support AVX.
5529 (*movdi_2): Likewise.
5530 (*movdi_1_rex64): Likewise.
5531 (*movti_internal): Likewise.
5532 (*movti_rex64): Likewise.
5533 (*movsf_1): Likewise.
5534 (*movdf_nointeger): Likewise.
5535 (*movdf_integer_rex64): Likewise.
5536 (*movtf_internal): Likewise.
5537 (zero_extendsidi2_32): Likewise.
5538 (zero_extendsidi2_rex64): Likewise.
5539 (*extendsfdf2_mixed): Likewise.
5540 (*extendsfdf2_sse): Likewise.
5541 (*truncdfsf_fast_mixed): Likewise.
5542 (*truncdfsf_fast_sse): Likewise.
5543 (*truncdfsf_mixed): Likewise.
5544 (fix_trunc<mode>di_sse): Likewise.
5545 (fix_trunc<mode>si_sse): Likewise.
5546 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5547 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5548 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5549 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5550 (*rcpsf2_sse): Likewise.
5551 (*rsqrtsf2_sse): Likewise.
5552 (*sqrt<mode>2_sse): Likewise.
5553 (sse4_1_round<mode>2): Likewise.
5554 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5555 Support AVX. Set length attribute properly for AVX.
5557 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5558 (VECTOR_MODES (FLOAT, 32)): Likewise.
5559 (VECTOR_MODE (INT, DI, 8)): Likewise.
5560 (VECTOR_MODE (INT, HI, 32)): Likewise.
5561 (VECTOR_MODE (INT, QI, 64)): Likewise.
5562 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5563 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5564 (VECTOR_MODE (INT, DI, 4)): Removed.
5565 (VECTOR_MODE (INT, SI, 8)): Likewise.
5566 (VECTOR_MODE (INT, HI, 16)): Likewise.
5567 (VECTOR_MODE (INT, QI, 32)): Likewise.
5568 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5569 (INT_MODE (OI, 32)): Likewise.
5571 * config/i386/i386.opt (mavx): New.
5574 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5576 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5577 (*mov<mode>_internal_avx): New.
5578 (*movv2sf_internal_rex64_avx): Likewise.
5579 (*movv2sf_internal_avx): Likewise.
5581 * config/i386/predicates.md (const_4_to_5_operand): New.
5582 (const_6_to_7_operand): Likewise.
5583 (const_8_to_11_operand): Likewise.
5584 (const_12_to_15_operand): Likewise.
5585 (avx_comparison_float_operator): Likewise.
5587 * config/i386/sse.md (AVX256MODEI): New.
5588 (AVX256MODE): Likewise.
5589 (AVXMODEQI): Likewise.
5590 (AVXMODE): Likewise.
5591 (AVX256MODEF2P): Likewise.
5592 (AVX256MODE2P): Likewise.
5593 (AVX256MODE4P): Likewise.
5594 (AVX256MODE8P): Likewise.
5595 (AVXMODEF2P): Likewise.
5596 (AVXMODEF4P): Likewise.
5597 (AVXMODEDCVTDQ2PS): Likewise.
5598 (AVXMODEDCVTPS2DQ): Likewise.
5599 (avxvecmode): Likewise.
5600 (avxvecpsmode): Likewise.
5601 (avxhalfvecmode): Likewise.
5602 (avxscalarmode): Likewise.
5603 (avxcvtvecmode): Likewise.
5604 (avxpermvecmode): Likewise.
5605 (avxmodesuffixf2c): Likewise.
5606 (avxmodesuffixp): Likewise.
5607 (avxmodesuffixs): Likewise.
5608 (avxmodesuffix): Likewise.
5609 (vpermilbits): Likewise.
5610 (pinsrbits): Likewise.
5611 (mov<mode>): Likewise.
5612 (*mov<mode>_internal): Likewise.
5613 (push<mode>1): Likewise.
5614 (movmisalign<mode>): Likewise.
5615 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5616 (avx_movdqu<avxmodesuffix>): Likewise.
5617 (avx_lddqu<avxmodesuffix>): Likewise.
5618 (<plusminus_insn><mode>3): Likewise.
5619 (*avx_<plusminus_insn><mode>3): Likewise.
5620 (*avx_vm<plusminus_insn><mode>3): Likewise.
5621 (mul<mode>3): Likewise.
5622 (*avx_mul<mode>3): Likewise.
5623 (*avx_vmmul<mode>3): Likewise.
5624 (divv8sf3): Likewise.
5625 (divv4df3): Likewise.
5626 (avx_div<mode>3): Likewise.
5627 (*avx_div<mode>3): Likewise.
5628 (*avx_vmdiv<mode>3): Likewise.
5629 (avx_rcpv8sf2): Likewise.
5630 (*avx_vmrcpv4sf2): Likewise.
5631 (sqrtv8sf2): Likewise.
5632 (avx_sqrtv8sf2): Likewise.
5633 (*avx_vmsqrt<mode>2): Likewise.
5634 (rsqrtv8sf2): Likewise.
5635 (avx_rsqrtv8sf2): Likewise.
5636 (*avx_vmrsqrtv4sf2): Likewise.
5637 (<code><mode>3): Likewise.
5638 (*avx_<code><mode>3_finite): Likewise.
5639 (*avx_<code><mode>3): Likewise.
5640 (*avx_vm<code><mode>3): Likewise.
5641 (*avx_ieee_smin<mode>3): Likewise.
5642 (*avx_ieee_smax<mode>3): Likewise.
5643 (avx_addsubv8sf3): Likewise.
5644 (avx_addsubv4df3): Likewise.
5645 (*avx_addsubv4sf3): Likewise.
5646 (*avx_addsubv2df3): Likewise.
5647 (avx_h<plusminus_insn>v4df3): Likewise.
5648 (avx_h<plusminus_insn>v8sf3): Likewise.
5649 (*avx_h<plusminus_insn>v4sf3): Likewise.
5650 (*avx_h<plusminus_insn>v2df3): Likewise.
5651 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5652 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5653 (*avx_maskcmp<mode>3): Likewise.
5654 (avx_nand<mode>3): Likewise.
5655 (*avx_<code><mode>3): Likewise.
5656 (*avx_nand<mode>3): Likewise.
5657 (*avx_<code><mode>3): Likewise.
5658 (*avx_cvtsi2ss): Likewise.
5659 (*avx_cvtsi2ssq): Likewise.
5660 (*avx_cvtsi2sd): Likewise.
5661 (*avx_cvtsi2sdq): Likewise.
5662 (*avx_cvtsd2ss): Likewise.
5663 (avx_cvtss2sd): Likewise.
5664 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5665 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5666 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5667 (*avx_cvtsi2sd): Likewise.
5668 (*avx_cvtsi2sdq): Likewise.
5669 (avx_cvtdq2pd256): Likewise.
5670 (avx_cvtpd2dq256): Likewise.
5671 (avx_cvttpd2dq256): Likewise.
5672 (*avx_cvtsd2ss): Likewise.
5673 (*avx_cvtss2sd): Likewise.
5674 (avx_cvtpd2ps256): Likewise.
5675 (avx_cvtps2pd256): Likewise.
5676 (*avx_movhlps): Likewise.
5677 (*avx_movlhps): Likewise.
5678 (avx_unpckhps256): Likewise.
5679 (*avx_unpckhps): Likewise.
5680 (avx_unpcklps256): Likewise.
5681 (*avx_unpcklps): Likewise.
5682 (avx_movshdup256): Likewise.
5683 (avx_movsldup256): Likewise.
5684 (avx_shufps256): Likewise.
5685 (avx_shufps256_1): Likewise.
5686 (*avx_shufps_<mode>): Likewise.
5687 (*avx_loadhps): Likewise.
5688 (*avx_storelps): Likewise.
5689 (*avx_loadlps): Likewise.
5690 (*avx_movss): Likewise.
5691 (*vec_dupv4sf_avx): Likewise.
5692 (*vec_concatv2sf_avx): Likewise.
5693 (*vec_concatv4sf_avx): Likewise.
5694 (*vec_setv4sf_0_avx): Likewise.
5695 (*vec_setv4sf_avx): Likewise.
5696 (*avx_insertps): Likewise.
5697 (avx_vextractf128<mode>): Likewise.
5698 (vec_extract_lo_<mode>): Likewise.
5699 (vec_extract_hi_<mode>): Likewise.
5700 (vec_extract_lo_<mode>): Likewise.
5701 (vec_extract_hi_<mode>): Likewise.
5702 (vec_extract_lo_v16hi): Likewise.
5703 (vec_extract_hi_v16hi): Likewise.
5704 (vec_extract_lo_v32qi): Likewise.
5705 (vec_extract_hi_v32qi): Likewise.
5706 (avx_unpckhpd256): Likewise.
5707 (*avx_unpckhpd): Likewise.
5708 (avx_movddup256): Likewise.
5709 (*avx_movddup): Likewise.
5710 (avx_unpcklpd256): Likewise.
5711 (*avx_unpcklpd): Likewise.
5712 (avx_shufpd256): Likewise.
5713 (avx_shufpd256_1): Likewise.
5714 (*avx_punpckhqdq): Likewise.
5715 (*avx_punpcklqdq): Likewise.
5716 (*avx_shufpd_<mode>): Likewise.
5717 (*avx_storehpd): Likewise.
5718 (*avx_loadhpd): Likewise.
5719 (*avx_loadlpd): Likewise.
5720 (*avx_movsd): Likewise.
5721 (*vec_concatv2df_avx): Likewise.
5722 (*avx_<plusminus_insn><mode>3): Likewise.
5723 (*avx_<plusminus_insn><mode>3): Likewise.
5724 (*avx_mulv8hi3): Likewise.
5725 (*avxv8hi3_highpart): Likewise.
5726 (*avx_umulv8hi3_highpart): Likewise.
5727 (*avx_umulv2siv2di3): Likewise.
5728 (*avx_mulv2siv2di3): Likewise.
5729 (*avx_pmaddwd): Likewise.
5730 (*avx_mulv4si3): Likewise.
5731 (*avx_ashr<mode>3): Likewise.
5732 (*avx_lshr<mode>3): Likewise.
5733 (*avx_ashl<mode>3): Likewise.
5734 (*avx_<code><mode>3): Likewise.
5735 (*avx_eq<mode>3): Likewise.
5736 (*avx_gt<mode>3): Likewise.
5737 (*avx_nand<mode>3): Likewise.
5738 (*avx_nand<mode>3): Likewise.
5739 (*avx_<code><mode>3): Likewise.
5740 (*avx_<code><mode>3): Likewise.
5741 (*avx_packsswb): Likewise.
5742 (*avx_packssdw): Likewise.
5743 (*avx_packuswb): Likewise.
5744 (*avx_punpckhbw): Likewise.
5745 (*avx_punpcklbw): Likewise.
5746 (*avx_punpckhwd): Likewise.
5747 (*avx_punpcklwd): Likewise.
5748 (*avx_punpckhdq): Likewise.
5749 (*avx_punpckldq): Likewise.
5750 (*avx_pinsr<avxmodesuffixs>): Likewise.
5751 (*avx_pinsrq): Likewise.
5752 (*avx_loadld): Likewise.
5753 (*vec_extractv2di_1_rex64_avx): Likewise.
5754 (*vec_extractv2di_1_avx): Likewise.
5755 (*vec_dupv2di_avx): Likewise.
5756 (*vec_concatv2si_avx): Likewise.
5757 (*vec_concatv4si_1_avx): Likewise.
5758 (*vec_concatv2di_avx): Likewise.
5759 (*vec_concatv2di_rex64_avx): Likewise.
5760 (*avx_uavgv16qi3): Likewise.
5761 (*avx_uavgv8hi3): Likewise.
5762 (*avx_psadbw): Likewise.
5763 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5764 (*avx_phaddwv8hi3): Likewise.
5765 (*avx_phadddv4si3): Likewise.
5766 (*avx_phaddswv8hi3): Likewise.
5767 (*avx_phsubwv8hi3): Likewise.
5768 (*avx_phsubdv4si3): Likewise.
5769 (*avx_phsubswv8hi3): Likewise.
5770 (*avx_pmaddubsw128): Likewise.
5771 (*avx_pmulhrswv8hi3): Likewise.
5772 (*avx_pshufbv16qi3): Likewise.
5773 (*avx_psign<mode>3): Likewise.
5774 (*avx_palignrti): Likewise.
5775 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5776 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5777 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5778 (*avx_mpsadbw): Likewise.
5779 (*avx_packusdw): Likewise.
5780 (*avx_pblendvb): Likewise.
5781 (*avx_pblendw): Likewise.
5782 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5783 (avx_ptest256): Likewise.
5784 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5785 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5786 (*avx_aesenc): Likewise.
5787 (*avx_aesenclast): Likewise.
5788 (*avx_aesdec): Likewise.
5789 (*avx_aesdeclast): Likewise.
5790 (avx_vzeroupper): Likewise.
5791 (avx_vzeroupper_rex64): Likewise.
5792 (avx_vpermil<mode>): Likewise.
5793 (avx_vpermilvar<mode>3): Likewise.
5794 (avx_vpermil2<mode>3): Likewise.
5795 (avx_vperm2f128<mode>3): Likewise.
5796 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5797 (avx_vbroadcastss256): Likewise.
5798 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5799 (avx_vinsertf128<mode>): Likewise.
5800 (vec_set_lo_<mode>): Likewise.
5801 (vec_set_hi_<mode>): Likewise.
5802 (vec_set_lo_<mode>): Likewise.
5803 (vec_set_hi_<mode>): Likewise.
5804 (vec_set_lo_v16hi): Likewise.
5805 (vec_set_hi_v16hi): Likewise.
5806 (vec_set_lo_v32qi): Likewise.
5807 (vec_set_hi_v32qi): Likewise.
5808 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5809 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5810 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5811 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5812 (vec_init<mode>): Likewise.
5813 (*vec_concat<mode>_avx): Likewise.
5814 (blendbits): Support V8SF and V4DF.
5815 (sse2_movq128): Support AVX.
5816 (<sse>_movnt<mode>): Likewise.
5817 (sse2_movntv2di): Likewise.
5818 (sse_rcpv4sf2): Likewise.
5819 (sse_sqrtv4sf2): Likewise.
5820 (sse_rsqrtv4sf2): Likewise.
5821 (<sse>_comi): Likewise.
5822 (<sse>_ucomi): Likewise.
5823 (sse_cvtss2si): Likewise.
5824 (sse_cvtss2si_2): Likewise.
5825 (sse_cvtss2siq): Likewise.
5826 (sse_cvtss2siq_2): Likewise.
5827 (sse_cvttss2si): Likewise.
5828 (sse_cvttss2siq): Likewise.
5829 (sse2_cvtsd2si): Likewise.
5830 (sse2_cvtsd2si_2): Likewise.
5831 (sse2_cvtsd2siq): Likewise.
5832 (sse2_cvtsd2siq_2): Likewise.
5833 (sse2_cvttsd2si): Likewise.
5834 (sse2_cvttsd2siq): Likewise.
5835 (sse2_cvtdq2pd): Likewise.
5836 (*sse2_cvtpd2dq): Likewise.
5837 (*sse2_cvttpd2dq): Likewise.
5838 (*sse2_cvtpd2ps): Likewise.
5839 (sse2_cvtps2pd): Likewise.
5840 (sse3_movshdup): Likewise.
5841 (sse3_movsldup): Likewise.
5842 (sse_storehps): Likewise.
5843 (*sse4_1_extractps): Likewise.
5844 (sse2_storelpd): Likewise.
5845 (vec_dupv2df_sse3): Likewise.
5846 (*vec_concatv2df_sse3): Likewise.
5847 (*sse4_1_pextrb): Likewise.
5848 (*sse4_1_pextrb_memory): Likewise.
5849 (*sse2_pextrw): Likewise.
5850 (*sse4_1_pextrw_memory): Likewise.
5851 (*sse4_1_pextrd): Likewise.
5852 (*sse4_1_pextrq): Likewise.
5853 (sse2_pshufd_1): Likewise.
5854 (sse2_pshuflw_1): Likewise.
5855 (sse2_pshufhw_1): Likewise.
5856 (*sse2_storeq_rex64): Likewise.
5857 (*vec_dupv4si): Likewise.
5858 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5859 (sse2_pmovmskb): Likewise.
5860 (*sse2_maskmovdqu): Likewise.
5861 (*sse2_maskmovdqu_rex64): Likewise.
5862 (sse_ldmxcsr): Likewise.
5863 (sse_stmxcsr): Likewise.
5864 (abs<mode>2): Likewise.
5865 (sse4_1_movntdqa): Likewise.
5866 (sse4_1_phminposuw): Likewise.
5867 (sse4_1_extendv8qiv8hi2): Likewise.
5868 (*sse4_1_extendv8qiv8hi2): Likewise.
5869 (sse4_1_extendv4qiv4si2): Likewise.
5870 (*sse4_1_extendv4qiv4si2): Likewise.
5871 (sse4_1_extendv2qiv2di2): Likewise.
5872 (*sse4_1_extendv2qiv2di2): Likewise.
5873 (sse4_1_extendv4hiv4si2): Likewise.
5874 (*sse4_1_extendv4hiv4si2): Likewise.
5875 (sse4_1_extendv2hiv2di2): Likewise.
5876 (*sse4_1_extendv2hiv2di2): Likewise.
5877 (sse4_1_extendv2siv2di2): Likewise.
5878 (*sse4_1_extendv2siv2di2): Likewise.
5879 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5880 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5881 (sse4_1_zero_extendv4qiv4si2): Likewise.
5882 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5883 (sse4_1_zero_extendv2qiv2di2): Likewise.
5884 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5885 (sse4_1_zero_extendv4hiv4si2): Likewise.
5886 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5887 (sse4_1_zero_extendv2hiv2di2): Likewise.
5888 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5889 (sse4_1_zero_extendv2siv2di2): Likewise.
5890 (*sse4_1_zero_extendv2siv2di2): Likewise.
5891 (sse4_1_ptest): Likewise.
5892 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5893 (sse4_2_pcmpestri): Likewise.
5894 (sse4_2_pcmpestrm): Likewise.
5895 (sse4_2_pcmpistri): Likewise.
5896 (sse4_2_pcmpistrm): Likewise.
5898 (aeskeygenassist): Likewise.
5900 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5902 * config/i386/predicates.md (vzeroall_operation): New.
5904 * config/i386/sse.md (avx_vzeroall): New.
5905 (*avx_vzeroall): Likewise.
5907 2008-08-28 Paul Brook <paul@codesourcery.com>
5908 Mark Shinwell <shinwell@codesourcery.com>
5909 Richard Earnshaw <richard.earnshaw@arm.com>
5911 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5912 (TARGET_MIN_ANCHOR_OFFSET): New.
5913 (arm_override_options): Set correct anchor ranges for Thumb-1
5914 and Thumb-2 if required.
5915 (legitimize_pic_address): Handle case involving a TLS symbol
5916 reference with an addend.
5917 (arm_optimization_options): Enable section anchors at -O1 and
5919 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5920 * config/arm/arm-protos.h (arm_optimization_options): New.
5922 2008-08-28 Nick Clifton <nickc@redhat.com>
5924 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5925 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5928 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5929 * config/v850/v850.md (return): Remove frame size restriction.
5931 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5933 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5935 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5937 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5939 2008-08-28 Paul Brook <paul@codesourcery.com>
5941 * config/arm/vfp11.md: Update license notice.
5942 * config/arm/cortex-r4.md: Ditto.
5944 2008-08-28 Richard Guenther <rguenther@suse.de>
5946 PR tree-optimization/37207
5947 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5950 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5953 * tree.c (int_fits_type_p): Don't forget unsigned integers
5954 of type sizetype which higher end word equals -1.
5956 2008-08-28 Ira Rosen <irar@il.ibm.com>
5958 * target.h (struct vectorize): Add new target builtin.
5959 * tree-vectorizer.c (destroy_loop_vec_info): Call
5960 vect_free_slp_instance instead of vect_free_slp_node.
5961 * tree-vectorizer.h (enum slp_load_perm_type): New.
5962 (struct _slp_instance): Add new fields.
5963 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5964 (SLP_INSTANCE_LOADS): New.
5965 (vect_free_slp_tree): Remove.
5966 (vect_free_slp_instance): Declare.
5967 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5968 (vectorizable_load): Add argument.
5969 (vect_transform_slp_perm_load): New.
5970 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5972 (vect_get_place_in_interleaving_chain): New function.
5973 (vect_free_slp_tree): Make static.
5974 (vect_free_slp_instance): New function.
5975 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5976 collect the load location in the interleaving chain.
5977 (vect_supported_slp_permutation_p): New function.
5978 (vect_supported_load_permutation_p): Likewise.
5979 (vect_analyze_slp_instance): In case of loads permutation, call
5980 vect_supported_load_permutation_p to check that the permutation is
5982 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5983 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5984 (vect_create_mask_and_perm): New function.
5985 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5986 (vectorizable_load): Add an argument. Don't keep the created vectors
5987 statements in the node if permutation is required. Call
5988 vect_transform_slp_perm_load to generate the permutation.
5989 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5990 additional argument.
5991 (vect_schedule_slp_instance): In case of loads permutation, allocate
5992 vectorized statements structure for all the related SLP nodes. Call
5993 vect_transform_stmt with addditional argument.
5994 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5995 * config/spu/spu.c (spu_builtin_vec_perm): New.
5996 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5997 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5998 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5999 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6001 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6003 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6004 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6005 __gthread_cond_signal, __gthread_cond_timedwait,
6006 __gthread_cond_timedwait_recursive): New functions.
6007 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6009 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6012 2008-08-28 Richard Guenther <rguenther@suse.de>
6015 * fold-const.c (maybe_canonicalize_comparison_1): Require
6016 undefined overflow only for canonicalizing A +- CST cmp CST.
6017 Make sure to not generate new constants that are not inside
6018 their TYPE_MIN/MAX_VALUE range.
6019 (maybe_canonicalize_comparison): Remove undefined overflow
6021 (fold_binary): Remove now duplicate folding.
6023 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6025 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6026 use not updated in the last change.
6028 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6030 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6031 (IRA_COVER_CLASSES): Add FPUL_REGS.
6033 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6036 * c-common.c (conversion_warning): Check for null operands.
6038 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6041 * c-decl.c (check_for_loop_decls): Improve error message. Give
6044 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6047 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6048 (convert_for_assignment): Pass corrent OPT_W* parameter to
6049 WARN_FOR_ASSIGNMENT.
6051 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6054 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6056 2008-08-27 Paul Brook <paul@codesourcery.com>
6058 * config.gcc: Loosen checks for arm uclinux eabi targets.
6060 2008-08-27 Paul Brook <paul@codesourcery.com>
6062 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6064 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6066 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6068 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6069 the enumerators of an ENUMERAL_TYPE.
6070 * dbxout.c (dbxout_type): Ditto.
6072 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6075 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6076 (fwprop_addr): Check that the loop_father is not the outer loop.
6078 2008-08-26 Paul Brook <paul@codesourcery.com>
6080 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6081 Remove documentation entry for fmul type.
6082 Use fmuls to annotate single-precision multiplication patterns,
6083 fmuld to annotate double-precision multiplication patterns,
6084 fmacs to annotate single-precision multiply-accumulate patterns
6085 and fmacd to annotate double-precision multiply-accumulate patterns.
6086 * config/arm/vfp11.md: Update reservations accordingly.
6087 * config/arm/arm.md: Note that certain values of the "type"
6088 attribute are documented in vfp.md.
6089 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6090 (v10_cvt): Use new fmul types.
6092 2008-08-26 Paul Brook <paul@codesourcery.com>
6094 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6095 * config/arm/vfp11.md: ...here. New.
6096 * config/arm/arm.md: Include vfp11.md.
6098 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6100 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6101 parameter to inform call.
6103 2008-08-26 Jeff Law <law@redhat.com>
6105 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6106 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6107 preferred class when copying a constant into a partial word register.
6109 2008-08-26 Ben Elliston <bje@au.ibm.com>
6111 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6112 * cp/typeck.c: Likewise.
6113 * cp/tree.c: Likewise.
6114 * gimple-low.c: Likewise.
6117 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6119 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6120 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6122 * doc/passes.texi: Describe IRA.
6124 * doc/tm.texi (IRA_COVER_CLASSES,
6125 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6127 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6128 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6129 -fira-propagate-cost, -fno-ira-share-save-slots,
6130 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6132 * flags.h (ira_algorithm): New enumeration.
6133 (flag_ira_algorithm, flag_ira_verbose): New external variable
6136 * postreload.c (gate_handle_postreload): Don't do post reload
6137 optimizations unless the reload is completed.
6139 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6142 * tree-pass.h (pass_ira): New external variable declaration.
6144 * reload.h: Add 2008 to the Copyright.
6146 * cfgloopanal.c: Include params.h.
6147 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6150 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6152 * toplev.c (ira.h): New include.
6153 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6154 (backend_init_target): Call ira_init.
6155 (backend_init): Call ira_init_once.
6156 (finalize): Call finish_ira_once.
6158 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6159 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6162 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6163 may_move_out_cost): New external variable declarations.
6164 (move_table): New typedef.
6166 * caller-save.c: Include headers output.h and ira.h.
6167 (no_caller_save_reg_set): New global variable.
6168 (save_slots_num, save_slots): New variables.
6169 (reg_save_code, reg_restore_code, add_stored_regs): Add
6171 (init_caller_save): Set up no_caller_save_reg_set.
6172 (init_save_areas): Reset save_slots_num.
6173 (saved_hard_reg): New structure.
6174 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6175 (initiate_saved_hard_regs, new_saved_hard_reg,
6176 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6178 (setup_save_areas): Add code for sharing stack slots.
6179 (all_blocks): New variable.
6180 (save_call_clobbered_regs): Process pseudo-register too.
6181 (mark_set_regs): Process pseudo-register too.
6182 (insert_one_insn): Put the insn after bb note in a empty basic
6183 block. Add insn check.
6185 * global.c (eliminable_regset): Make it external.
6186 (mark_elimination): Use DF_LR_IN for IRA.
6187 (pseudo_for_reload_consideration_p): New.
6188 (build_insn_chain): Make it external. Don't ignore spilled
6189 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6190 (gate_handle_global_alloc): New function.
6191 (pass_global_alloc): Add the gate function.
6193 * opts.c (decode_options): Set up flag_ira. Print the warning for
6195 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6197 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6199 * regmove.c (regmove_optimize): Don't do replacement of output for
6202 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6203 New external variable declarations.
6205 * local-alloc.c (update_equiv_regs): Make it external. Return
6206 true if jump label rebuilding should be done. Rescan new_insn for
6208 (gate_handle_local_alloc): New function.
6209 (pass_local_alloc): Add the gate function.
6211 * alias.c (value_addr_p, stack_addr_p): New functions.
6212 (nonoverlapping_memrefs_p): Use them for IRA.
6214 * common.opt (fira, fira-algorithm, fira-coalesce,
6215 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6216 fira-verbose): New options.
6218 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6219 move_cost, may_move_in_cost, may_move_out_cost): Make the
6221 (move_table): Remove typedef.
6222 (init_move_cost): Make it external.
6223 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6226 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6227 setup_reg_classes): New function prototypes.
6228 (eliminable_regset): New external variable declaration.
6229 (build_insn_chain, update_equiv_regs): New function prototypes.
6231 * Makefile.in (IRA_INT_H): New definition.
6232 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6233 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6234 (reload1.o, toplev.o): Add dependence on ira.h.
6235 (cfgloopanal.o): Add PARAMS_H.
6236 (caller-save.o): Add dependence on output.h and ira.h.
6237 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6238 ira-emit.o, ira-lives.o): New entries.
6240 * passes.c (pass_ira): New pass.
6242 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6244 * reload1.c (ira.h): Include the header.
6245 (changed_allocation_pseudos): New bitmap.
6246 (init_reload): Initiate the bitmap.
6247 (compute_use_by_pseudos): Permits spilled registers in FROM.
6248 (temp_pseudo_reg_arr): New variable.
6249 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6250 IRA. Call alter_reg with the additional parameter. Don't clear
6251 spilled_pseudos for IRA. Restore original insn chain for IRA.
6252 Clear changed_allocation_pseudos at the end of reload.
6253 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6254 (hard_regno_to_pseudo_regno): New variable.
6255 (count_pseudo): Check spilled pseudos. Set up
6256 hard_regno_to_pseudo_regno.
6257 (count_spilled_pseudo): Check spilled pseudos. Update
6258 hard_regno_to_pseudo_regno.
6259 (find_reg): Use better_spill_reload_regno_p. Check
6260 hard_regno_to_pseudo_regno.
6261 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6263 (eliminate_regs_1): Use additional parameter for alter_reg.
6264 (finish_spills): Set up pseudo_previous_regs only for spilled
6265 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6266 more arguments. Don't clear live_throughout and dead_or_set for
6267 spilled pseudos. Use additional parameter for alter_reg. Call
6268 mark_allocation_change. Set up changed_allocation_pseudos.
6269 Remove sanity check.
6270 (emit_input_reload_insns, delete_output_reload): Use additional
6271 parameter for alter_reg. Call mark_allocation_change.
6272 (substitute, gen_reload_chain_without_interm_reg_p): New
6274 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6276 * testsuite/gcc.dg/20080410-1.c: New file.
6278 * config/s390/s390.h (IRA_COVER_CLASSES,
6279 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6281 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6283 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6285 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6287 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6289 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6291 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6293 2008-08-24 Jeff Law <law@redhat.com>
6294 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6295 when ignoring unavailable registers.
6297 2008-08-24 Jeff Law <law@redhat.com>
6298 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6299 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6300 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6301 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6303 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6304 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6306 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6307 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6308 * reload1.c (find_reg): Process registers in register allocation order.
6310 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6311 * toplev.c (backend_init_target): Move ira_init call from
6313 (lang_dependent_init_target): ...to here.
6315 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6316 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6317 calculate memory move costs for NO_REGS.
6319 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6320 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6321 STACK_REGS is defined.
6323 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6324 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6326 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6327 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6329 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6330 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6331 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6334 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6335 Dorit Nuzman <dorit@il.ibm.com>
6337 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6338 vec_extract_evenv4sf, vec_extract_evenv8hi,
6339 vec_extract_evenv16qi, vec_extract_oddv4si,
6340 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6341 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6342 vec_interleave_highv4si, vec_interleave_lowv4si,
6343 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6344 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6345 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6347 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6350 * config/rs6000/rs6000.c (optimization_options): Don't default to
6351 section anchors without toplevel reorder.
6353 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6355 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6356 (mfc_end_critical_section): Likewise.
6358 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6360 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6361 all type qualifiers from element type to vector type.
6363 2008-08-25 David Daney <ddaney@avtrex.com>
6365 * config/mips/mips.md (immediate_insn): Move up in file, fix
6366 comment typo, reformat.
6367 (fetchop_bit, atomic_hiqi_op memory_barrier,
6368 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6369 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6370 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6371 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6372 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6373 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6374 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6375 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6376 sync_old_nand<mode>, sync_new_nand<mode>,
6377 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6378 test_and_set_12): Moved to sync.md.
6380 * config/mips/sync.md: New file.
6382 2008-08-25 Richard Henderson <rth@redhat.com>
6384 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6385 (regsave): Likewise.
6386 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6387 (output_cfi_directive): Likewise.
6388 (div_data_align): New.
6389 (output_cfi): Use it.
6391 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6393 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6394 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6395 (TARGET_OCTEON): New macro.
6396 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6397 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6398 (ISA_HAS_POP): New macro.
6399 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6401 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6403 * config/mips/mips.md (cpu): Add octeon.
6404 (type): Add pop attribute value.
6405 (popcount<mode>2): New pattern.
6406 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6408 2008-08-24 Jan Hubicka <jh@suse.cz>
6410 * doc/invoke.texi (-fipa-cp-clone): New option.
6411 (-fipa-cp): Update docs.
6412 (--param ipcp-unit-growth):New.
6413 * ipa-cp.c: Include fibheap.h, params.h
6414 (ipcp_initialize_node_lattices): When not cloning, all externally
6415 visible functions are bottom.
6416 (ipcp_need_redirect_p): Accept clones.
6417 (ipcp_insert_stage): Use cost driven heuristics.
6418 (max_count, dead_nodes): New static vars.
6419 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6420 ipcp_const_param_count): New functions.
6421 * common.opt (ipa-cp-clone): New command line option.
6422 * params.def (ipcp-unit-growth): New.
6424 2008-08-24 Jan Hubicka <jh@suse.cz>
6426 * tree-inline.c (tree_function_versioning): Look harder
6427 for referenced vars.
6429 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6431 PR tree-optimization/37185
6432 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6434 2008-08-23 Jan Hubicka <jh@suse.cz>
6436 * ipa-cp.c (ipcp_analyze_node): New function.
6437 (ipcp_update_cloned_node): Use it.
6438 (ipcp_init_stage): Likewise.
6439 * ipa-inline.c (function_insertion_hook_holder): New static var.
6440 (analyze_function): Break out from ....
6441 (inline_generate_summary): Here; register insertion hook.
6442 (cgraph_decide_inlining): Remove hook.
6443 (add_new_function): New function.
6445 2008-08-23 Jan Hubicka <jh@suse.cz>
6447 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6449 2008-08-23 Jan Hubicka <jh@suse.cz>
6451 * ipa-cp.c (constant_val_insert): Remove.
6452 (ipcp_propagate_one_const): Remove.
6453 (ipcp_create_replace_map): Always insert replacements to the map.
6454 (ipcp_insert_stage): Do not try to insert statements by hand.
6455 * tree-inline.c (insert_init_stmt): Break out from ...
6456 (setup_one_parameter): ... here; allow NULL BB pointer.
6457 (tree_function_versioning): Use setup_one_parameter to process
6460 2008-08-23 Jan Hubicka <jh@suse.cz>
6462 * tree.c (decl_address_ip_invariant_p): New function.
6463 * tree.h (decl_address_ip_invariant_p): Declare.
6464 * gimple.c (strip_invariant_refs): Break out from ...
6465 (is_gimple_invariant_address): ... here
6466 (is_gimple_ip_invariant_address): New function.
6467 (is_gimple_ip_invariant): New function.
6468 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6471 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6472 (ipcp_lat_is_insertable): All constants are insertable.
6473 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6474 IPA_CONST_VALUE_REF.
6475 (ipcp_initialize_node_lattices): Propagate all types of operands.
6476 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6477 (ipcp_create_replace_map): Reformat.
6478 (ipcp_need_redirect_p): Simplify.
6479 (ipcp_insert_stage): Check that argument is used before clonning.
6480 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6482 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6483 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6484 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6485 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6486 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6487 * tree-inline.c (tree_function_versioning): Add variables referenced
6490 2008-08-23 Jan Hubicka <jh@suse.cz>
6493 * i386.c (standard_80387_constant_p): Use optimize_size.
6495 2008-08-23 Ira Rosen <irar@il.ibm.com>
6497 PR tree-optimization/37161
6498 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6499 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6500 (vect_determine_vectorization_factor): Move the scalar type
6501 retrieval to vect_get_smallest_scalar_type.
6502 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6503 scalar type. Remove redundant computation.
6504 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6505 (vect_get_slp_defs): Take the type of RHS into account if
6506 necessary by calling vect_get_smallest_scalar_type. Call
6507 vect_get_constant_vectors with additional argument.
6509 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6512 * doc/invoke.texi (Wwrite-strings): Clarify description.
6514 2008-08-23 Ira Rosen <irar@il.ibm.com>
6516 PR tree-optimization/37174
6517 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6518 def stmt is a part of the loop before accessing its stmt_vec_info.
6520 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6523 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6524 (*swap): New insn pattern.
6525 (*ashlqi3): Rename from ashlqi3 insn pattern.
6526 (ashlqi3): New expanders.
6527 (*lshrqi3): Rename from lshrqi3 insn pattern.
6528 (lshrqi3): New expanders.
6529 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6530 lshrqi3_const5, lshrqi3_const6): New splitters.
6531 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6532 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6535 2008-08-22 Richard Guenther <rguenther@suse.de>
6537 PR tree-optimization/37078
6538 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6539 [+INF, +INF] ranges.
6541 2008-08-22 Richard Guenther <rguenther@suse.de>
6543 PR tree-optimization/37143
6544 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6545 a conversion statement instead of a copy.
6547 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6550 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6551 CCCmode, CCOmode and CCSmode destination modes.
6554 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6555 from different units in a single alternative.
6556 (*vec_extractv2sf_1): Ditto.
6557 (*vec_extractv2si_0): Ditto.
6558 (*vec_extractv2si_1): Ditto.
6559 * config/i386/sse.md (sse2_storehpd): Ditto.
6560 (sse2_storelpd): Ditto.
6561 (sse2_loadhpd): Ditto.
6562 (sse2_loadlpd): Ditto.
6565 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6566 (popcountsi2): Ditto.
6567 (clzdi2_abm): Ditto.
6568 (popcountdi2): Ditto.
6569 (clzhi2_abm): Ditto.
6570 (popcounthi2): Ditto.
6572 2008-08-22 Richard Guenther <rguenther@suse.de>
6576 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6577 if the multiplication does not overflow.
6579 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6581 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6583 2008-08-21 Richard Henderson <rth@redhat.com>
6585 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6586 spurrious comma from test.
6587 * configure: Rebuild.
6589 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6592 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6595 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6597 * c-tree.h (grokfield): New argument.
6598 * c-decl.c (grokfield): Handle new location argument.
6599 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6601 2008-08-21 Richard Guenther <rguenther@suse.de>
6603 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6605 2008-08-21 Jan Hubicka <jh@suse.cz>
6607 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6608 (cgraph_add_function_insertion_hook,
6609 cgraph_remove_function_insertion_hook,
6610 cgraph_call_function_insertion_hooks): New functions.
6611 * cgraph.h (cgraph_add_function_insertion_hook,
6612 cgraph_remove_function_insertion_hook,
6613 cgraph_call_function_insertion_hooks): Declare.
6614 * ipa-reference.c (function_insertion_hook_holder): New variable.
6615 (check_operand, look_for_address_of): When checking late, do not care
6616 about module bitmaps.
6617 (add_new_function): New function.
6618 (generate_summary): Register hooks; zero module bitmaps.
6619 (propagate): Unregister hooks.
6620 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6621 (add_new_function): New function.
6622 (generate_summary): Register hook.
6623 (propagate): Remove hook.
6625 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6627 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6628 * ipa-cp.c (ipcp_update_cloned_node): New function.
6629 (build_const_val): Handle functions correctly; bring type logic
6630 into sync with tree-inline.c
6631 (ipcp_init_stage): Take care of computing stuff needed by
6632 indirect inlining; update clones.
6633 (ipcp_generate_summary): Break out of ipcp_driver.
6634 (ipcp_driver): Do only execution and transformation.
6635 (pass_ipa_cp): Make IPA_PASS.
6636 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6638 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6639 ipcp, some info is already available.
6640 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6641 * tree-inline.c (remap_ssa_name): Unshare expression.
6643 2008-08-21 Richard Guenther <rguenther@suse.de>
6645 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6646 a PHI ask VN if it is already available.
6647 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6648 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6650 2008-08-21 Richard Guenther <rguenther@suse.de>
6653 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6654 makes sure to produce a result of the correct type.
6656 2008-08-21 Jan Hubicka <jh@suse.cz>
6657 Backport from LTO branch:
6659 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6660 Jan Hubicka <jh@suse.cz>
6663 (init_state, finish_state, set_function_state, generate_summary):
6665 (scan_stmt): Renamed from scan_function. Changed to keep state in
6666 local static vars rather than cgraph aux field.
6667 (propagate): Renamed from static_execute. Changed to keep state in
6668 local static vars rather than cgraph aux field.
6669 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6670 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6672 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6674 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6675 * ipa-reference.c (init_function_info, generate_summary,
6676 propagate): New functions.
6677 (analyze_function): Call init_function_info.
6678 (static_execute): Stripped into generate_summary and propagate.
6679 (pass_ipa_reference): Made into ipa_opt_pass.
6681 2008-08-21 Richard Guenther <rguenther@suse.de>
6683 PR tree-optimization/37181
6684 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6686 (extract_range_from_unary_expr): Likewise.
6688 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6690 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6692 * toplev.h (pedwarn_at): Likewise.
6693 * builtins.c: Update all calls to pedwarn.
6694 * c-lex.c: Likewise.
6695 * toplev.c: Likewise.
6696 * c-tree.h: Likewise.
6697 * c-decl.c: Likewise.
6698 * c-errors.c: Likewise.
6699 * c-typeck.c: Likewise.
6700 * c-common.c: Likewise.
6701 * c-parser.c: Likewise.
6703 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6706 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6707 with MODE_VECTOR_INT mode.
6709 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6712 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6713 initialized outside the current module.
6714 (warn_uninitialized_var): Ignore left-hand side when walking the
6715 trees. Ignore address expressions. Examine VUSE operands in gimple
6716 statements with a variable declaration on the right-hand side.
6718 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6721 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6723 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6726 * c-common.c (conversion_warning): Do not warn if applying bit-and
6727 operator to unsigned constant that fits in the target type.
6729 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6732 * c-common.c (conversion_warning): Do not warn for artificial
6735 2008-08-20 Richard Guenther <rguenther@suse.de>
6737 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6738 (extract_range_from_binary_expr): Fall back to constant propagation.
6739 (extract_range_from_unary_expr): Likewise.
6741 2008-08-20 Richard Guenther <rguenther@suse.de>
6743 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6744 with TREE_THIS_VOLATILE on shared nodes.
6745 (fold_stmt_r): Likewise.
6747 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6750 * c-parser.c (c_parser_attributes): For keywords use canonical
6751 spelling for attr_name.
6753 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6755 * value-prof.c (check_counter): Revert wrong call to error.
6757 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6759 * profile.c: Update calls to inform.
6760 * value-prof.c: Update calls to inform.
6762 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6764 * diagnostic.c (inform): Add an explicit location_t parameter.
6765 * toplev.h (inform): Update declaration.
6766 * builtins.c: Update all calls to inform.
6767 * c-common.c: Likewise.
6768 * c-decl.c: Likewise.
6769 * c-opts.c: Likewise.
6770 * c-pch.c: Likewise.
6771 * c-pragma.c: Likewise.
6772 * c-typeck.c: Likewise.
6773 * coverage.c: Likewise.
6775 * toplev.c: Likewise.
6776 * tree-cfg.c: Likewise.
6777 * tree-ssa.c: Likewise.
6779 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6782 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6783 V2DI mode, for SSE4.1, use movq instead of vector set if the
6784 second element is zero and inter-unit moves are OK.
6786 2008-08-20 Richard Guenther <rguenther@suse.de>
6788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6789 properly handle conversion/copy chains after tuplification.
6791 2008-08-20 Richard Guenther <rguenther@suse.de>
6793 * passes.c (init_optimization_passes): Move the second
6794 forwprop pass before alias computation. Remove the second
6795 DCE pass. Remove the first dominator and phi copy/const
6798 2008-08-20 Nick Clifton <nickc@redhat.com>
6800 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6801 support of this feature. Do not assume that a sufficiently new
6802 assembler will support the feature regardless of the target type.
6803 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6804 * configure: Regenerate.
6806 2008-08-20 Richard Guenther <rguenther@suse.de>
6808 * tree-vrp.c (found_in_subgraph): Remove.
6809 (live): New global static.
6810 (live_on_edge): New function.
6811 (blocks_visited): Remove.
6812 (register_edge_assert_for_2): Use live_on_edge.
6813 (find_conditional_asserts): Remove code dealing with
6814 found_in_subgraph. Do not walk the CFG.
6815 (find_switch_asserts): Likewise.
6816 (find_assert_locations_1): Renamed from find_assert_locations.
6817 Move finding assert locations for conditional and switch
6818 statements first. Update live bitmap. Do not walk the CFG.
6819 (find_assert_locations): New function.
6820 (insert_range_assertions): Remove entry of CFG walk.
6821 Adjust call to find_assert_locations.
6822 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6823 that only can appear because of fake exit edges but assert we
6824 never try to insert on those.
6825 (fini_pre): Do not remove fake exit edges here...
6826 (execute_pre): ...but here, before committing edge inserts.
6828 2008-08-19 Richard Guenther <rguenther@suse.de>
6830 * passes.c (init_optimization_passes): Exchange store-ccp
6833 2008-08-19 Rafael EspÃndola <espindola@google.com>
6835 * varasm.c (weak_decls): Move earlier in the file.
6836 (assemble_external): Add weak decls to the weak_decls list.
6837 (declare_weak): Don't add decls to the weak_decls list.
6839 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6842 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6843 before (sse2_shufpd_<mode>).
6845 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6848 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6849 * tree.c (block_nonartificial_location): Likewise.
6851 2008-08-19 Richard Guenther <rguenther@suse.de>
6853 PR tree-optimization/35972
6854 PR tree-optimization/23094
6855 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6857 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6858 handle MISALIGNED_INDIRECT_REF.
6859 (get_ref_from_reference_ops): New helper.
6860 (vn_reference_lookup_pieces): Walk the use-def chain using the
6861 alias-oracle if requested.
6862 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6863 walking the use-def chain.
6864 (compute_avail): But not here.
6865 (create_component_ref_by_pieces_1): Properly handle
6866 MISALIGNED_INDIRECT_REF.
6867 (do_regular_insertion): Handle fully redundant
6868 expressions after PHI-translation also for SSA_NAME values, not
6869 only constants. Correctly use edoubleprime for that.
6871 2008-08-19 Ira Rosen <irar@il.ibm.com>
6873 * tree-vectorizer.c (supportable_widening_operation): Support
6874 multi-step conversion, return the number of steps in such conversion
6875 and the required intermediate types.
6876 (supportable_narrowing_operation): Likewise.
6877 * tree-vectorizer.h (vect_pow2): New function.
6878 (supportable_widening_operation): Change argument types.
6879 (supportable_narrowing_operation): Likewise.
6880 (vectorizable_type_promotion): Add an argument.
6881 (vectorizable_type_demotion): Likewise.
6882 * tree-vect-analyze.c (vect_analyze_operations): Call
6883 vectorizable_type_promotion and vectorizable_type_demotion with
6884 additional argument.
6885 (vect_get_and_check_slp_defs): Detect patterns.
6886 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6888 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6889 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6890 factor according to the smallest type in the loop.
6891 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6892 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6893 supportable_widening_operation with correct arguments.
6894 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6895 operands lists according to the number of vector statements in left
6896 or right node, if exists.
6897 (vect_gen_widened_results_half): Remove unused argument.
6898 (vectorizable_conversion): Call supportable_widening_operation,
6899 supportable_narrowing_operation, and vect_gen_widened_results_half
6900 with correct arguments.
6901 (vectorizable_assignment): Change documentation, support multiple
6903 (vectorizable_operation): Likewise.
6904 (vect_get_loop_based_defs): New function.
6905 (vect_create_vectorized_demotion_stmts): Likewise.
6906 (vectorizable_type_demotion): Support loop-aware SLP and general
6907 multi-step conversion. Call vect_get_loop_based_defs and
6908 vect_create_vectorized_demotion_stmts for transformation.
6909 (vect_create_vectorized_promotion_stmts): New function.
6910 (vectorizable_type_promotion): Support loop-aware SLP and general
6911 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6913 (vectorizable_store): Change documentation, support multiple
6915 (vectorizable_load): Likewise.
6916 (vect_transform_stmt): Pass SLP_NODE to
6917 vectorizable_type_promotion and vectorizable_type_demotion.
6918 (vect_schedule_slp_instance): Move here the calculation of number
6919 of vectorized statements for each node from...
6920 (vect_schedule_slp): ... here.
6921 (vect_transform_loop): Call vect_schedule_slp without the last
6924 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6927 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6928 to == in assert statement.
6929 (vectorizable_reduction): Fix typo.
6931 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6934 * value-prof.c (check_counter): Dereference pointer to overall
6935 count when printing it.
6937 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6939 * profile.h: Really add it.
6941 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6943 * mcf.c: Really add it.
6945 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6946 Vinodha Ramasamy <vinodha@google.com>
6948 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6950 * value-prof.c (check_counter): Fix the counter if
6951 flag_profile_correction is true.
6952 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6953 tree_mod_subtract_transform):
6954 Follow check_counter parameter change.
6955 * common.opt (fprofile-correction): New option.
6957 * profile.h: Likewise.
6958 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6959 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6960 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6962 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6963 flag_profile_correction is set.
6965 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6967 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6969 2008-08-18 Tomas Bily <tbily@suse.cz>
6971 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6972 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6974 * tree-data-ref.c (split_constant_offset_1): Likewise.
6975 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6976 * tree-sra.c (sra_walk_expr): Likewise.
6977 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6978 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6979 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6980 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6982 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6983 * tree-vect-transform.c (vectorizable_type_demotion)
6984 (vectorizable_type_promotion): Likewise.
6985 * tree-inline.c (expand_call_inline):
6986 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6987 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6988 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6989 * expr.c (expand_expr_real_1): Likewise.
6990 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6991 (gimple_assign_unary_useless_conversion_p): Likewise.
6992 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6993 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6994 * fold-const.c (fold_unary): Likewise.
6995 * tree.h (CONVERT_EXPR_P): Likewise.
6996 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6997 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6999 (register_edge_assert_for_2, extract_range_from_unary_expr)
7000 (register_edge_assert_for_1): Likewise.
7002 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7004 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7005 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7006 (enum real_value_const): Delete.
7007 (get_real_const): Delete.
7008 * real.c (get_real_const): Delete.
7009 (dconst_e_ptr): Define.
7010 (dconst_third_ptr): Define.
7011 (dconst_sqrt2_ptr): Define.
7012 * builtins.c: Update all callers.
7014 2008-08-18 Richard Guenther <rguenther@suse.de>
7016 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7017 statement iterator after statement removal.
7019 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7021 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7022 (detect_processor_freebsd): Likewise.
7023 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7025 2008-08-18 Richard Guenther <rguenther@suse.de>
7027 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7028 and loads have the correct types.
7030 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7033 * c-opts.c (cpp_opts): Remove static.
7034 * c-parser.c (cpp_opts): Declare it extern.
7035 (disable_extension_diagnostics): Handle cpp options.
7036 (enable_extension_diagnostics): Likewise.
7038 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7040 * diagnostics.c (permerror_at): Rename as permerror.
7041 (permerror): Delete.
7042 * toplev.h: Likewise.
7044 2008-08-18 Richard Guenther <rguenther@suse.de>
7046 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7047 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7048 Move call_cdce before build_alias. Move copyrename2,
7049 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7050 right after final inlining.
7051 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7052 (pass_build_cfg): But instead via TODO_dump_func.
7054 2008-08-18 Richard Guenther <rguenther@suse.de>
7056 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7058 (scalarize_init): If we failed to generate some initializers
7059 do not generate zeros for not instantiated members. Instead
7060 rely on the copy out.
7061 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7062 about missing flow-sensitive alias info only if we have
7065 2008-08-17 Nick Clifton <nickc@redhat.com>
7067 * doc/extend.texi (Function Attributes): Fix typo in description
7068 if hot function attribute.
7070 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7071 Richard Sandiford <rdsandiford@googlemail.com>
7073 * doc/install.texi (--with-mips-plt): Document.
7074 * doc/invoke.texi (-mplt, -mno-plt): Document.
7075 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7076 and handle ${with_mips_plt}.
7077 * config/mips/mips.opt (mplt): New option.
7078 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7079 (TARGET_ABICALLS_PIC2): Likewise.
7080 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7081 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7082 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7083 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7084 to decide whether to output ".option picX" directives.
7085 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7086 Pass -call_nonpic rather than -KPIC for -mplt.
7087 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7088 on the command line. Also remove it when -mabi=64 is used without
7090 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7091 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7092 TARGET_ABICALLS_PIC0.
7093 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7095 (mips16_build_function_stub): Only output ".option pic" directives
7096 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7097 (mips16_build_call_stub): Fix comment and remove redundant
7098 ".set at"/"set .noat" directives.
7099 (mips_function_rodata_section): Use the default behaviour for
7100 TARGET_ABSOLUTE_ABICALLS.
7101 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7102 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7103 (mips_restore_gp): Do nothing if the current function doesn't use
7105 (mips_expand_prologue): Only save $gp if the current function uses it.
7106 Use a normal move for TARGET_ABICALLS_PIC0.
7107 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7109 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7111 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7112 of function when handling GLOBAL_POINTER_REGNUM.
7114 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7117 * common.opt (-fstack-check): Do not declare the variable here.
7118 (-fstack-check=): New option variant.
7119 * doc/invoke.texi (Code Gen Options): Document it.
7120 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7121 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7122 (STACK_CHECK_STATIC_BUILTIN): New macro.
7123 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7124 * opts.c: Include expr.h.
7125 (common_handle_option) <OPT_fold_stack_check_>: New case.
7126 <OPT_fstack_check>: Likewise.
7127 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7128 consistently in the test for variable-sized types. Adjust for
7129 new behaviour of flag_stack_check.
7130 * explow.c: Include except.h.
7131 (allocate_dynamic_stack_space): Do not take into account
7132 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7133 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7134 for variable-sized parameters. Treat all parameters whose size is
7135 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7136 stack checking is enabled.
7137 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7138 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7139 if generic stack checking is enabled.
7140 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7141 * reload1.c (reload): Likewise.
7142 * stmt.c (expand_decl): Assert that all automatic variables have
7143 fixed size at this point and remove dead code.
7144 * flags.h (stack_check_type): New enumeration type.
7145 (flag_stack_check): Declare.
7146 * toplev.c (flag_stack_check): New global variable.
7147 * Makefile.in (opts.o): Add dependency on EXPR_H.
7148 (explow.o): Add dependency on except.h.
7150 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7152 * config/avr/avr.c (avr_override_options): Reduce value of
7153 PARAM_INLINE_CALL_COST.
7155 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7157 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7158 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7159 lieu of TYPE_MODE (type) throughout.
7161 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7163 * config/arm/arm.c (add_minipool_backward_ref): Check for
7164 8-byte-aligned entries in second case of forcing insertion after a
7165 particular entry. Change third case to avoid inserting
7166 non-8-byte-aligned entries before 8-byte-aligned ones.
7168 2008-08-15 Richard Guenther <rguenther@suse.de>
7170 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7171 strip components for unknown size accesses.
7173 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7175 * config/s390/2097.md New file.
7176 * config/s390/s390.md ("z10prop" attribute): Define none,
7177 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7178 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7179 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7180 possible values and apply them to insns as appropriate.
7181 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7182 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7183 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7184 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7185 ("bfp" mode attribute): Removed. Every occurence replaced
7187 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7188 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7191 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7194 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7197 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7199 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7200 additional argument. Support reduction when duplication is needed due
7201 to data-types of different sizes in the loop.
7202 (get_initial_def_for_induction): Fix printout.
7203 (vect_get_vec_def_for_stmt_copy): Support case where the
7204 vec_stmt_for_operand is a phi node.
7205 (vectorizable_reduction): Support reduction when duplication is needed
7206 due to data-types of different sizes in the loop.
7207 (vectorizable_call): Remove restriction to not vectorize in case we
7208 have data-types of different sizes in the loop.
7209 (vectorizable_conversion): Likewise.
7210 (vectorizable_operation): Likewise.
7211 (vectorizable_type_demotion): Likewise.
7212 (vectorizable_type_promotion): Likewise.
7213 (vectorizable_induction): Add restriction to not vectorize in case
7214 we have data-types of different sizes in the loop.
7216 2008-08-14 Christophe Saout <christophe@saout.de>
7217 Uros Bizjak <ubizjak@gmail.com>
7220 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7221 (*vec_concatv2di_rex64_sse4_1): Ditto.
7222 (*vec_concatv2di_rex64_sse): Ditto.
7224 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7227 * fold-const.c (fold_widened_comparison): Do not allow
7228 sign changes that change the result even if shorter type
7229 is wider than arg1_unw's type.
7231 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7233 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7234 Skip if the multilib testing specifies -march that does not
7235 agree with the one specified in the testcase.
7237 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7239 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7240 zero extend SImode values being converted to TFmode before passing
7243 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7245 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7246 __PPU__ when targeting the Cell/B.E. PPU processor.
7248 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7250 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7251 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7252 Rematerialize the static chain, if any.
7253 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7256 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7258 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7259 (new_loc_descr): Likewise.
7260 (add_loc_descr): Likewise.
7261 (size_of_loc_descr): Likewise.
7262 (size_of_locs): Likewise.
7263 (output_loc_operands): Likewise.
7264 (output_loc_sequence): Likewise.
7265 (new_reg_loc_descr): New.
7266 (build_cfa_loc): Use it.
7267 (build_cfa_aligned_loc): Likewise.
7268 (one_reg_loc_descriptor): Likewise.
7269 (based_loc_descr): Likewise.
7271 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7274 * doc/invoke.texi (Wmain): Update.
7275 * c-decl.c (start_decl): warn_main is only 0 or 1.
7276 (start_function): Likewise. Fix formatting.
7277 (finish_function): Delete redundant warning.
7278 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7279 * c-opts (c_common_handle_option): -Wall only has effect if
7280 warn_main is uninitialized. OPT_Wmain is automatically
7281 handled. -pedantic also enables Wmain.
7282 (c_common_post_options): Handle all logic for Wmain here.
7283 * c-common.c (warn_main): Delete.
7284 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7285 * c-common.h (warn_main): Delete.
7287 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7290 * expr.c (emit_group_store): Allocate stack temp with the
7291 largest alignment when copying from register to stack.
7293 2008-08-13 Richard Guenther <rguenther@suse.de>
7295 * tree.h (maybe_fold_offset_to_address): Declare.
7296 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7297 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7298 Likewise for POINTER_PLUS_EXPR.
7299 (maybe_fold_offset_to_reference): Enable disabled code.
7300 (maybe_fold_offset_to_address): New function.
7301 (fold_stmt_r): Use it.
7302 (fold_gimple_assign): Likewise.
7303 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7304 (gimplify_expr): Likewise.
7306 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7308 * toplev.h (pedwarn_at): Fix declaration.
7310 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7312 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7313 LINK_SPEC): Use %R in -Y P argument.
7315 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7318 * diagnostic.c (pedwarn_at): New.
7319 * toplev.h (pedwarn_at): Declare.
7320 * c-tree.h (build_enumerator): Update declaration.
7321 * c-decl.c (finish_enum): Update comment.
7322 (build_enumerator): Take a location parameter. Give a pedwarn but do
7323 not perform any conversion.
7324 * c-parser.c (c_parser_enum_specifier): Set correct location for
7327 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7330 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7331 expressions except for conversions to signed:1 bitfields. Handle
7332 COND_EXPR with constant operands.
7334 2008-08-13 Richard Guenther <rguenther@suse.de>
7336 PR tree-optimization/15255
7337 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7338 (struct oecount_s): New struct and VEC types.
7340 (oecount_hash): New function.
7341 (oecount_eq): Likewise.
7342 (oecount_cmp): Likewise.
7343 (zero_one_operation): New function.
7344 (build_and_add_sum): Likewise.
7345 (undistribute_ops_list): Perform un-distribution of multiplication
7346 and division on the chain of summands.
7347 (should_break_up_subtract): Also break up subtracts for factors.
7348 (reassociate_bb): Delete dead visited statements.
7349 Call undistribute_ops_list. Re-sort and optimize if it did something.
7350 * passes.c (init_optimization_passes): Move DSE before
7352 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7355 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7357 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7359 * doc/invoke.texi: Revert unintended checkin.
7361 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7364 * gcc.c (include_spec_function): Tweak call to find_a_file.
7366 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7369 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7370 and TRUTH_ORIF_EXPR.
7371 * dojump.c (do_jump): Likewise.
7373 PR tree-optimization/37084
7374 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7375 if id->regimplify, don't assume stmt is a cast assignment.
7377 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7379 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7381 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7384 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7387 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7389 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7390 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7392 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7393 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7394 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7395 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7396 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7398 * doc/tm.texi (Storage Layout): Remove documentation for
7399 TARGET_FLOAT_FORMAT.
7401 * simplify-rtx.c (simplify_binary_operation_1): Replace
7402 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7404 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7406 * real.h (struct real_format): New member has_sign_dependent_rounding.
7407 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7408 spu_single_format, ieee_double_format, mips_double_format,
7409 motorola_double_format, ieee_extended_motorola_format,
7410 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7411 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7412 mips_extended_format, ieee_quad_format, mips_quad_format,
7413 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7414 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7416 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7417 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7418 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7419 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7420 (ROUND_TOWARDS_ZERO): Likewise.
7422 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7423 (FLOAT_MODE_FORMAT): New macro.
7424 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7425 (MODE_COMPOSITE_P): ... this new macro.
7426 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7427 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7428 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7430 * flags.h: Include "real.h".
7432 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7433 REAL_MODE_FORMAT_COMPOSITE_P.
7434 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7436 * doc/tm.texi (Storage Layout): Remove documentation of
7437 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7438 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7439 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7440 they only apply to libgcc2.a.
7442 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7444 * config/spu/float_disf.c: New file.
7445 * config/spu/float_unsdisf.c: New file.
7446 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7447 (LIB2FUNCS_EXCLUDE): Define.
7449 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7450 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7452 * real.h (struct real_format): New member round_towards_zero.
7453 * real.c (round_for_format): Respect fmt->round_towards_zero.
7454 (ieee_single_format, mips_single_format, motorola_single_format,
7455 spu_single_format, ieee_double_format, mips_double_format,
7456 motorola_double_format, ieee_extended_motorola_format,
7457 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7458 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7459 mips_extended_format, ieee_quad_format, mips_quad_format,
7460 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7461 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7463 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7464 real_format to choose rounding mode when calling MPFR functions.
7465 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7466 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7468 * real.h (real_to_decimal_for_mode): Add prototype.
7469 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7470 Respect target rounding mode when generating decimal representation.
7471 (real_to_decimal): New stub for backwards compatibility.
7472 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7473 real_to_decimal_for_mode instead of real_to_decimal.
7475 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7477 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7478 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7480 * real.c (spu_single_format): New variable.
7481 * real.h (spu_single_format): Declare.
7483 * config/spu/spu.c (spu_override_options): Install SFmode format.
7484 (spu_split_immediate): Use integer mode to operate on pieces of
7485 floating-point values in all cases.
7487 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7488 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7489 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7491 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7493 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7495 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7497 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7499 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7502 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7503 on the VAR_DECL instead of TYPE_READONLY on its type.
7505 2008-08-12 Ira Rosen <irar@il.ibm.com>
7507 * tree-vectorizer.c: Depend on langhooks.h.
7508 (supportable_widening_operation): Add two arguments. Support double
7510 (supportable_narrowing_operation): Likewise.
7511 * tree-vectorizer.h (supportable_widening_operation): Add two
7513 (supportable_narrowing_operation): Likewise.
7514 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7515 supportable_widening_operation with correct arguments.
7516 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7517 (vectorizable_type_demotion): Support double type conversions.
7518 (vectorizable_type_promotion): Likewise.
7519 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7521 2008-08-11 Michael Matz <matz@suse.de>
7523 * i386/i386.c (override_options): Move initialisation from
7524 flag_schedule_insns_after_reload to here from ...
7525 (optimization_options): ... here.
7527 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7529 PR rtl-optimization/36998
7530 * dwarf2out.c (compute_barrier_args_size_1,
7531 compute_barrier_args_size): Temporarily remove assertions.
7533 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7536 * tree-ssa.c (struct walk_data): Add new flag
7537 warn_possibly_uninitialized.
7538 (warn_uninitialized_var): Use it.
7539 (warn_uninitialized_vars): New.
7540 (execute_early_warn_uninitialized): Call it.
7541 (execute_late_warn_uninitialized): Likewise.
7543 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7546 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7549 2008-08-09 Jan Hubicka <jh@suse.cz>
7552 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7554 (expand_fix): Be prepared for expansion to fail.
7555 (expand_sfix_optab): Remove instructions if expansion failed.
7557 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7559 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7561 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7562 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7564 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7566 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7567 mips/t-libgcc-mips16 to tmake_file.
7568 * config/mips/mips-protos.h (mips_call_type): New enum.
7569 (mips_pic_base_register, mips_got_load): Declare.
7570 (mips_restore_gp): Take an rtx argument.
7571 (mips_use_pic_fn_addr_reg_p): Declare.
7572 (mips_expand_call): Replace the sibcall_p argument with
7573 a mips_call_type argument. Add a lazy_p parameter.
7574 (mips_split_call): Declare.
7575 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7576 (MIPS16_PIC_TEMP): Likewise.
7577 (reg_class): Delete M16_NA_REGS.
7578 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7579 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7580 (mips_split_hi_p): Declare.
7581 * config/mips/mips.c (mips_split_hi_p): New array.
7582 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7583 (mips_got_symbol_type_p): New function.
7584 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7585 (mips16_stub_function_p): New function.
7586 (mips16_local_function_p): Likewise.
7587 (mips_use_pic_fn_addr_reg_p): Likewise.
7588 (mips_cannot_force_const_mem): Return false for HIGHs.
7589 Extend CONST_INT and symbolic handling to MIPS16, using
7590 mips_symbol_insns to check that the base symbol type is a
7591 legitimate constant. Reject GOT-based constants if
7592 TARGET_MIPS16_PCREL_LOADS.
7593 (mips_const_insns): Check targetm.cannot_force_const_mem when
7594 decomposing a symbolic base and a large offset.
7595 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7596 When calling a function that needs $25 from MIPS16 code,
7597 move the target address into $25 separately and add a USE
7599 (mips16_gp_pseudo_reg): Insert the initializer immediately
7600 before the first real insn.
7601 (mips_pic_base_register, mips_got_load): New functions.
7602 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7603 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7604 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7605 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7606 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7607 also passing NULL_RTX rather than const0_rtx as the aux argument.
7608 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7609 instead of TARGET_EXPLICIT_RELOCS.
7610 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7611 (mips_load_call_address): Replace the sibcall_p argument with
7612 a mips_call_type argument. Use mips_got_load.
7613 (mips16_local_alias): New structure.
7614 (mips16_local_aliases): New variable.
7615 (mips16_local_aliases_hash): New function.
7616 (mips16_local_aliases_eq): Likewise.
7617 (mips16_local_alias): Likewise.
7618 (mips16_stub_function): Likewise.
7619 (mips16_build_function_stub): Create a local alias for the target
7620 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7621 .cpload directive and an R_MIPS_NONE relocation for the target
7622 function, then load the alias rather than the function itself.
7623 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7624 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7625 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7626 (mips16_build_call_stub): Replace the FN parameter with an
7627 FN_PTR parameter. Force the address into a register if it
7628 isn't a call_insn_operand; don't rely on the caller to do this.
7629 If a call to a locally-defined and locally-binding MIPS16
7630 function must be made indirectly, redirect the call to the
7631 function's local alias. Use mips16_stub_function_p,
7632 mips16_stub_function, mips_expand_call and use_reg.
7633 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7634 Use explicit %hi and %lo accesses where possible.
7635 Use MIPS_CALL to generate the correct code form of a
7636 jal instruction. Add clobbers of $18 instead of uses.
7637 Update the call to mips_emit_call_insn.
7638 (mips_expand_call): Replace the SIBCALL_P argument with a
7639 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7640 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7641 allowing it to modify the call address. Update the calls to
7642 mips_load_call_address and mips_emit_call_insn.
7643 (mips_split_call): New function.
7644 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7645 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7646 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7647 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7648 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7650 (mips_cprestore_slot): New function.
7651 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7652 and use mips_cprestore_slot.
7653 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7655 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7656 then use a copygp_mips16 instruction to set up $28.
7657 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7658 (mips16_lay_out_constants): Call split_all_insns_noflow.
7659 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7660 false if TARGET_MIPS16.
7661 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7662 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7663 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7664 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7665 MIPS16 code. Allow MIPS16 o32 PIC.
7666 (mips_override_options): Allow MIPS16 o32 PIC.
7667 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7668 after reload if TARGET_USE_GOT.
7669 (UNSPEC_COPYGP): New constant.
7670 (length): Use a default length of 8 for MIPS16 GOT loads.
7671 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7672 (*got_page<mode>): Check mips_split_hi_p.
7673 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7674 (unspec_got<mode>, unspec_call<mode>): New expanders.
7675 (load_got<mode>, load_call<mode>): Remove the length attributes.
7676 Use a got attribute instead of a type attribute.
7677 (copygp_mips16): New insn.
7678 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7679 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7680 (sibcall, sibcall_value, call, call_value): Update the calls
7681 to mips_expand_call.
7682 (call_internal, call_value_internal): Use mips_split_call.
7683 (call_value_multiple_internal): Likewise.
7684 (call_split): Move after call_internal (the insn it is split from).
7685 (call_internal_direct, call_value_internal_direct): Turn into
7686 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7687 (call_direct_split, call_value_direct_split): New patterns.
7688 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7689 and use M16_REGS instead of M16_NA_REGS.
7690 * config/mips/predicates.md (const_call_insn_operand): Replace
7691 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7692 mips_use_pic_fn_addr_reg_p check.
7693 (move_operand): Reject HIGHs if mips_split_hi_p.
7694 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7695 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7696 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7697 * config/mips/libgcc-mips16.ver: New file.
7698 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7699 $(srcdir)/config/mips/libgcc-mips16.ver.
7701 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7703 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7705 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7706 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7707 (mips16_cfun_returns_in_fpr_p): Likewise.
7709 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7711 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7712 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7713 rather than 4 to PC.
7715 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7717 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7718 (FUNCTION_PROFILER): Save the static chain pointer into $2
7719 beforehand and restore it aftewards.
7720 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7721 address directly into $25 and call the function through $25;
7722 do not clobber $3. Pad the DImode version to cover the space
7723 left by the deleted $25 <- $3 move.
7724 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7725 the removal of the $25 <- $3 move.
7726 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7727 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7729 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7730 Daniel Jacobowitz <dan@codesourcery.com>
7732 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7733 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7734 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7735 * config/mips/mips.c (mips_start_function_definition): New function.
7736 (mips_end_function_definition): Likewise.
7737 (mips_output_function_prologue): Use mips_start_function_definition.
7738 (mips_output_function_epilogue): Use mips_end_function_definition.
7739 (build_mips16_function_stub): Use mips_start_function_definition
7740 and mips_end_function_definition.
7741 (build_mips16_call_stub): Likewise.
7743 2008-08-09 Richard Guenther <rguenther@suse.de>
7745 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7746 * gimple.h (gimple_call_fn): Adjust comment.
7747 (gimple_call_set_fndecl): New function.
7748 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7749 longer having bare FUNCTION_DECL operand.
7750 (gimple_call_return_type): Likewise.
7751 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7753 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7754 (gimple_mod_pow2): Likewise.
7755 (gimple_mod_subtract): Likewise.
7756 (gimple_ic): Likewise.
7757 (gimple_stringop_fixed_value): Likewise.
7758 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7759 longer having bare FUNCTION_DECL operand.
7760 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7761 * omp-low.c (optimize_omp_library_calls): Likewise.
7762 * cgraphunit.c (update_call_expr): Likewise.
7763 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7764 (execute_convert_to_rsqrt): Likewise.
7765 * cfgexpand.c (gimple_to_tree): Simplify.
7766 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7767 bare FUNCTION_DECL operand.
7768 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7769 (convert_gimple_call): Use gimple_call_fndecl.
7770 * c-common.c (c_warn_unused_result): Likewise.
7772 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7775 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7776 (c_finish_return): Likewise.
7777 (c_start_case): Likewise.
7778 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7779 * c-parser.c (c_parser_condition): New. Call
7780 verify_sequence_points.
7781 (c_parser_paren_condition): Call c_parser_condition.
7782 (c_parser_for_statement): Call c_parser_condition.
7784 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7787 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7788 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7789 Moved from diagnostic.h
7790 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7792 (emit_diagnostic): New.
7793 (warning0, pedwarn0): Delete.
7794 (warning, warning_at, pedwarn, permerror): Return bool.
7795 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7796 Moved to diagnostic.c.
7797 (struct diagnostic_context): Use correct type for
7798 classify_diagnostic.
7799 (diagnostic_report_diagnostic): Update declaration.
7800 (emit_diagnostic): Declare.
7801 * errors.c (warning): Return bool.
7802 * errors.h (warning): Update declaration.
7803 * toplev.h (warning0, pedwarn0): Delete.
7804 (warning, warning_at, pedwarn, permerror): Return bool.
7805 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7806 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7807 inform. Update all calls.
7808 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7809 before giving informative note.
7810 (implicit_decl_warning): Likewise.
7811 * c-typeck.c (build_function_call): Likewise.
7812 * tree-sssa.c (warn_uninit): Likewise.
7813 * builtins.c (gimplify_va_arg_expr): Likewise.
7815 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7818 * doc/invoke.texi (-Wextra): Move warning from here...
7819 (-Wuninitialized): ... to here.
7821 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7824 * flags.h (set_Wunused): Delete
7825 * toplev.c (process_options): Handle Wunused flags here.
7826 * opts.c (maybe_warn_unused_parameter): Delete.
7827 (common_handle_option): Replace set_Wunused by warn_unused.
7828 (set_Wextra): Do not handle Wunused-parameter here.
7829 (set_Wunused): Delete.
7830 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7832 * common.opt (Wunused): Add Var and Init.
7833 (Wunused-function): Likewise.
7834 (Wunused-label): Likewise.
7835 (Wunused-parameter): Likewise.
7836 (Wunused-value): Likewise.
7837 (Wunused-variable): Likewise.
7839 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7841 * doc/invoke.texi: Add cpu_type power7.
7842 * config.in (HAVE_AS_VSX): New.
7843 * config.gcc: Add cpu_type power7.
7844 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7846 * configure: Regenerate.
7847 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7849 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7850 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7851 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7853 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7855 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7856 type to vectorize.builtin_conversion.
7857 (vectorizable_conversion): Likewise.
7858 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7859 integral type as input.
7860 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7862 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7863 and ALTIVEC_BUILTIN_VCTSXS.
7864 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7867 2008-08-08 Richard Guenther <rguenther@suse.de>
7869 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7870 (surely_varying_stmt_p): Calls are varying only if they are
7871 non-builtin and not indirect or have no result.
7872 (ccp_fold): Re-instantiate code before the tuples merge.
7874 2008-08-08 Richard Guenther <rguenther@suse.de>
7876 PR tree-optimization/37056
7877 * gimple.h (gimple_assign_rhs_class): New helper function.
7878 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7879 unary operations properly.
7881 2008-08-07 Jan Hubicka <jh@suse.cz>
7883 * i386.h (ix86_size_cost): Declare.
7884 (ix86_cur_cost): New function macro.
7885 * i386.md (peepholes expanding size and splitters): Predicate by
7886 optimize_insn_for_speed_p.
7887 (peepholes reduce size and splitters): Predicate by
7888 optimize_insn_for_size_p.
7889 * i386.c (ix86_size_cost): Rename from ...
7890 (size_cost): This one.
7891 (override_options): Update.
7892 (decide_alg): Likewise.
7893 (ix86_expand_clear): Use RTL profile.
7894 (ix86_pad_returns): Use RTL profile.
7896 2008-08-07 Jan Hubicka <jh@suse.cz>
7898 * recog.c (split_all_insns): Set RTL profile
7899 (peephole2_optimize): Likewise.
7900 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7901 * combine.c (combine_instructions): Likewise.
7903 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7905 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7907 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7909 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7910 value in a6 after the set_frame_ptr insn.
7912 2008-08-07 Richard Henderson <rth@redhat.com>
7915 * gcc.c (cpp_options): Pass along -g*.
7917 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7919 * config/arm/arm.c (output_move_neon): Update comment describing
7920 big-endian vector layout.
7921 (arm_assemble_integer): Do not handle big-endian NEON vectors
7923 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7924 neon_vget_lane<mode>_sext_internal,
7925 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7926 element indices for big-endian.
7928 2008-08-07 Richard Henderson <rth@redhat.com>
7930 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7931 * configure, config.in: Rebuild.
7932 * debug.h (dwarf2out_do_cfi_asm): Declare.
7933 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7934 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7935 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7936 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7938 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7940 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7941 movv2si_internal): Combine into mov<mode>_internal.
7942 (movv2si_internal_2): Remove.
7944 2008-08-07 Jan Hubicka <jh@suse.cz>
7947 * i386.md (single stringop patterns): Enable unconditionally.
7949 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7952 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7954 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7955 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7957 * config/i386/sse.md (sse2_movq128): New.
7959 * doc/extend.texi: Document __builtin_ia32_movq128.
7961 2008-08-07 Richard Guenther <rguenther@suse.de>
7964 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7965 pointers can access anything.
7967 2008-08-06 Jan Hubicka <jh@suse.cz>
7969 * optabs.c (emit_unop_insn): Break out to ...
7970 (maybe_emit_unop_insn): ... this one.
7971 (expand_sfix_optab): Use maybe variant.
7972 * optabs.h (maybe_emit_unop_insn): Declare.
7974 * i386.md (mov0 patterns): Enable by default.
7975 (FP conversion expanders): Disable expansion of code expanding
7976 sequences when instruction should be optimized for size.
7977 (single strinop patterns): Enable when optimizing for size.
7978 (string expanders): Disable expanding of code expanding sequences
7979 when optimizning instruction for size.
7980 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7982 (ix86_fp_comparison_sahf_cost): Likewise.
7983 (ix86_expand_branch): Likewise.
7984 (ix86_expand_ashl_const): Likewise.
7985 (ix86_split_ashl): Likewise.
7986 (ix86_expand_strlen): Likewise.
7987 (ix86_emit_fp_unordered_jump): Likewie.
7989 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7991 * c-common.c: Fix typo.
7992 (c_common_reswords): Activate more C++ keyword warnings.
7994 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7996 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7999 * diagnostic.c (permerror_at): New.
8000 * toplev.h (permerror_at): Declare.
8002 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8003 Ira Rosen <irar@il.ibm.com>
8005 * tree-vect-transform.c (vect_model_simple_cost): Return
8006 immediately if stmt is pure SLP.
8007 (vect_model_store_cost): Ditto.
8008 (vect_model_load_cost): Ditto.
8009 (vectorizable_store): Remove PURE_SLP check before call
8010 to vect_model_store_cost.
8011 (vect_model_store_cost): When checking whether stmt describe
8012 strided access, add a check that it is not slp_node.
8014 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8017 * c-common.c (warn_for_sign_compare): New. Handle separately the
8018 case that 'constant' is zero.
8019 * c-typeck.c (build_binary_op): Move code to c-common.c
8021 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8023 * config/alpha/alpha.c (alpha_preferred_reload_class,
8024 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8025 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8026 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8027 * config/arm/arm.md: Likewise.
8028 * config/avr/avr-protos.h (preferred_reload_class,
8029 test_hard_reg_class, avr_simplify_comparison_p,
8030 out_shift_with_cnt, class_max_nregs): Likewise.
8031 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8032 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8033 preferred_reload_class, test_hard_reg_class): Likewise.
8034 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8035 bfin_memory_move_cost, bfin_secondary_reload,
8036 bfin_output_mi_thunk): Likewise.
8037 * config/crx/crx.c (crx_secondary_reload_class,
8038 crx_memory_move_cost): Likewise.
8039 * config/frv/frv-protos.h (frv_secondary_reload_class,
8040 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8041 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8042 frv_secondary_reload_class, frv_class_likely_spilled_p,
8043 frv_class_max_nregs): Likewise.
8044 * config/h8300/h8300.c (h8300_classify_operand,
8045 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8047 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8048 * config/ia64/ia64.c (ia64_preferred_reload_class,
8049 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8050 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8051 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8053 * config/m68hc11/m68hc11.c (preferred_reload_class,
8054 m68hc11_memory_move_cost): Likewise.
8055 * config/mcore/mcore.c (mcore_secondary_reload_class,
8056 mcore_reload_class): Likewise.
8057 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8058 mips_class_max_nregs, mips_cannot_change_mode_class,
8059 mips_preferred_reload_class, mips_secondary_reload_class,
8060 mips_output_mi_thunk): Likewise.
8061 * config/mmix/mmix.c (mmix_preferred_reload_class,
8062 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8064 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8066 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8067 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8068 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8069 * config/rs6000/rs6000.c (paired_expand_vector_init,
8070 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8071 compare_section_name, rs6000_memory_move_cost): Likewise.
8072 * config/s390/s390.c (s390_emit_compare_and_swap,
8073 s390_preferred_reload_class, s390_secondary_reload,
8074 legitimize_pic_address, legitimize_tls_address,
8075 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8076 s390_class_max_nregs): Likewise.
8077 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8078 * config/s390/s390.md: Likewise.
8079 * config/score/score-protos.h (score_secondary_reload_class,
8080 score_preferred_reload_class): Likewise.
8081 * config/score/score.c (score_preferred_reload_class,
8082 score_secondary_reload_class): Likewise.
8083 * config/score/score3.c (score3_output_mi_thunk,
8084 score3_preferred_reload_class, score3_secondary_reload_class,
8085 score3_hard_regno_mode_ok): Likewise.
8086 * config/score/score3.h (score3_preferred_reload_class,
8087 score3_secondary_reload_class): Likewise.
8088 * config/score/score7.c (score7_output_mi_thunk,
8089 score7_preferred_reload_class, score7_secondary_reload_class,
8090 score7_hard_regno_mode_ok): Likewise.
8091 * config/score/score7.h (score7_preferred_reload_class,
8092 score7_secondary_reload_class): Likewise.
8093 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8094 output_branchy_insn, add_constant, gen_block_redirect,
8095 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8096 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8097 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8098 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8099 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8100 xstormy16_preferred_reload_class): Likewise.
8101 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8102 xtensa_expand_atomic, override_options,
8103 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8105 * reorg.c (try_merge_delay_insns): Likewise.
8106 * tree.c (merge_dllimport_decl_attributes): Likewise.
8108 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8110 2008-08-06 Michael Matz <matz@suse.de>
8112 * Makefile.in (write_entries_to_file): Quote words.
8113 * gengtype.c: (read_input_line): Skip over leading white-space.
8115 2008-08-06 Marc Gauthier <marc@tensilica.com>
8117 * config.gcc: Match more processor names for Xtensa.
8118 * configure.ac: Likewise.
8119 * doc/install.texi (Specific): Likewise.
8120 * configure: Regenerate.
8122 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8124 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8125 * calls.c (avoid_likely_spilled_reg): Likewise.
8126 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8127 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8128 * config/i386/i386.c (ix86_expand_special_args_builtin,
8129 ix86_secondary_reload): Likewise.
8130 * except.c (struct eh_region, gen_eh_region_catch,
8131 remove_unreachable_regions, duplicate_eh_regions,
8132 assign_filter_values, build_post_landing_pads,
8133 sjlj_find_directly_reachable_regions, remove_eh_handler,
8134 reachable_next_level, foreach_reachable_handler,
8135 can_throw_internal_1, can_throw_external_1,
8136 collect_one_action_chain): Likewise.
8137 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8138 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8139 * function.c (update_temp_slot_address, instantiate_new_reg,
8140 instantiate_virtual_regs_in_rtx,
8141 instantiate_virtual_regs_in_insn): Likewise.
8142 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8143 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8144 gimplify_cleanup_point_expr): Likewise.
8145 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8146 * passes.c (next_pass_1): Likewise.
8147 * print-tree.c (print_node_brief, print_node): Likewise.
8148 * profile.c (branch_prob): Likewise.
8149 * tree-dump.c (dump_register): Likewise.
8150 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8152 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8153 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8154 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8155 copy_arguments_for_versioning, copy_static_chain): Likewise.
8156 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8157 add_new_name_mapping, register_new_name_mapping): Likewise.
8158 * tree-mudflap.c (mf_xform_derefs): Likewise.
8159 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8160 get_init_expr, combine_chains): Likewise.
8161 * tree-pretty-print.c (dump_generic_node): Likewise.
8162 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8163 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8164 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8165 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8167 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8170 * calls.c (expand_call): Use the biggest preferred stack
8173 2008-08-06 Michael Matz <matz@suse.de>
8176 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8177 for reused reload, instead of overwriting them.
8179 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8182 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8183 for incoming stack boundary.
8185 * function.c (assign_parm_find_entry_rtl): Update
8186 parm_stack_boundary.
8188 * function.h (rtl_data): Add parm_stack_boundary.
8190 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8191 parm_stack_boundary for incoming stack boundary.
8193 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8195 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8196 for unrepresentable subregs or treat them as equal to other regs
8197 or subregs with the same register number.
8199 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8202 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8205 2008-08-06 Jan Hubicka <jh@suse.cz>
8207 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8208 frequencies might be hot.
8210 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8212 * reload.c (find_reloads): Force constants into literal pool
8213 also if they are wrapped in a SUBREG.
8215 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8218 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8219 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8220 Don't allow predicated instructions for data speculation.
8221 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8224 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8226 * haifa-sched.c (extend_global): Split to extend_global_data and
8227 extend_region_data. Update all uses.
8228 (extend_all): Rename to extend_block_data.
8230 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8232 * sched-rgn.c (new_ready): Check if instruction can be
8233 speculatively scheduled before attempting speculation.
8234 (debug_rgn_dependencies): Remove wrongful assert.
8236 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8238 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8240 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8242 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8243 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8244 va_size, and type_size.
8246 2008-08-04 Jason Merrill <jason@redhat.com>
8249 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8250 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8252 2008-08-05 Richard Henderson <rth@redhat.com>
8254 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8255 * configure: Rebuild.
8257 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8260 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8261 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8264 2008-08-05 Richard Henderson <rth@redhat.com>
8266 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8267 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8268 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8269 * common.opt (fdwarf2-cfi-asm): New.
8270 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8271 * config.in, configure: Rebuild.
8272 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8273 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8275 (dw2_force_const_mem): Externalize.
8276 * dwarf2asm.h: Update.
8277 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8278 generate a real label.
8279 (output_cfi_directive): New.
8280 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8281 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8282 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8284 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8285 (output_loc_operands_raw, output_loc_sequence_raw): New.
8286 (output_cfa_loc_raw): New.
8288 2008-08-05 Paul Brook <paul@codesourcery.com>
8290 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8291 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8292 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8293 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8294 * config/arm/arm.h (TARGET_VFPD32): Define.
8295 (TARGET_VFP3): Use TARGET_VFPD32.
8296 (fputype): Add FPUTYPE_VFP3D16.
8297 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8298 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8299 * config/arm/arm-cores.def: Add cortex-r4f.
8300 * config/arm/arm-tune.md: Regenerate.
8302 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8304 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8305 Reword some comments throughout the file.
8307 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8308 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8309 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8310 MFC_MIN_DMA_LIST_ELEMENTS.
8311 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8312 MFC_MAX_DMA_LIST_ELEMENTS.
8314 (MFC_START_ENABLE): Remove PPU-only define.
8315 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8316 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8318 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8319 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8320 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8321 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8322 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8323 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8324 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8326 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8327 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8328 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8329 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8331 (spu_read_machine_status): Fix typo.
8333 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8335 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8336 SUBREG of multi-word hard register.
8337 * config/spu/spu.c (valid_subreg): Likewise.
8338 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8340 2008-08-04 Richard Guenther <rguenther@suse.de>
8342 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8343 the candidate with the stripped base if that base is different
8344 from the original base even for offset zero.
8346 2008-08-04 Richard Guenther <rguenther@suse.de>
8349 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8350 check for no_overflow.
8352 2008-08-04 Richard Guenther <rguenther@suse.de>
8354 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8356 2008-08-04 Paul Brook <paul@codesourcery.com>
8358 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8359 (arm_order_regs_for_local_alloc): New function.
8360 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8362 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8364 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8367 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8368 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8369 (ix86_expand_epilogue): Likewise.
8371 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8373 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8376 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8379 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8380 (*movv2sf_internal_rex64): Ditto.
8382 2008-08-03 Jan Hubicka <jh@suse.cz>
8384 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8385 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8386 * expmed.c (expand_smod_pow2): Likewise.
8388 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8391 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8392 alternative 0 of operand 1.
8393 (*vec_concatv2di_rex64_sse): Ditto.
8394 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8396 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8397 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8398 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8399 (*movv2sf_internal_rex64): Ditto.
8401 2008-08-02 Richard Guenther <rguenther@suse.de>
8404 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8405 (ssedoublesizemode): New mode attribute.
8406 (sse_shufps): Call gen_sse_shufps_v4sf.
8407 (sse_shufps_1): Macroize.
8408 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8409 (sse2_shufpd_1): Macroize.
8410 (vec_extract_odd, vec_extract_even): New expanders.
8411 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8412 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8413 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8414 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8415 (ix86_expand_vector_set): Likewise.
8416 (ix86_expand_reduc_v4sf): Likewise.
8418 2008-08-01 Doug Kwan <dougkwan@google.com>
8420 * matrix-reorg.c: Re-enable all code.
8421 (struct malloc_call_data): Change CALL_STMT to gimple type.
8422 (collect_data_for_malloc_call): Tuplify.
8423 (struct access_site_info): Change STMT to gimple type.
8424 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8425 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8426 (struct free_info): Change STMT to gimple type.
8427 (struct matrix_access_phi_node): Change PHI to gimple type.
8428 (get_inner_of_cast_expr): Remove.
8429 (may_flatten_matrices_1): Tuplify.
8430 (may_flatten_matrices): Ditto.
8431 (mark_min_matrix_escape_level): Ditto.
8432 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8433 (ssa_accessed_in_call_rhs): New
8434 (ssa_accessed_in_assign_rhs): New
8435 (record_access_alloc_site_info): Tuplify.
8436 (add_allocation_site): Ditto.
8437 (analyze_matrix_allocation_site): Ditto.
8438 (analyze_transpose): Ditto.
8439 (get_index_from_offset): Ditto.
8440 (update_type_size): Ditto.
8441 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8442 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8443 (analyze_accesses_for_phi_node): Tuplify.
8444 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8445 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8446 (analyze_matrix_accesses): Tuplify.
8447 (check_var_data): New call-back type for check_var_notmodified_p.
8448 (check_var_notmodified_p): Tuplify and use call-back struct to
8449 return statement found.
8450 (can_calculate_expr_before_stmt): Factor out statement related code
8452 (can_calculate_stmt_before_stmt): New.
8453 (check_allocation_function): Tuplify.
8454 (find_sites_in_func): Ditto.
8455 (record_all_accesses_in_func): Ditto.
8456 (transform_access_sites): Ditto.
8457 (transform_allocation_sites): Ditto.
8458 (matrix_reorg): Re-enable.
8459 (gate_matrix_reorg): Re-enable.
8461 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8463 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8464 for labels for which it hasn't been set yet. If it has been set,
8465 stop walking insns and continue with next worklist item.
8466 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8467 if the only BARRIER is at the very end of a function.
8469 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8471 * cfgexpand.c (expand_stack_alignment): Assert that
8472 stack_realign_drap and drap_rtx must match.
8474 * function.c (instantiate_new_reg): If DRAP is used to realign
8475 stack, replace virtual_incoming_args_rtx with internal arg
8478 2008-08-01 Richard Guenther <rguenther@suse.de>
8480 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8481 loop information only if we initialized it.
8482 (execute_pre): Call fini_pre with in_fre.
8483 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8484 if we do not unroll because we hit max-completely-peeled-insns.
8485 Use our estimation for consistency, do allow shrinking.
8487 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8489 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8490 with MIN_STACK_BOUNDARY.
8491 (ix86_update_stack_boundary): Likewise.
8492 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8495 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8496 (MIN_STACK_BOUNDARY): This.
8498 2008-08-01 Richard Guenther <rguenther@suse.de>
8501 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8503 2008-08-01 Richard Guenther <rguenther@suse.de>
8505 PR tree-optimization/36988
8506 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8507 do not matter if that doesn't change volatile qualification.
8509 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8511 * configure.ac: Do not generate libada-mk. Do not subst
8513 * libada-mk.in: Remove.
8514 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8515 * configure: Regenerate.
8517 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8519 * tree-pass.h: Added comment about not dumping passes with name
8520 starting with star in struct opt_pass.
8521 * passes.c (register_dump_files_1): Don't do dump for a pass with
8522 name starting with star.
8523 * doc/passes.texi (Pass manager): Mention pass names and special
8524 meaning of star prefix to avoid dump.
8526 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8528 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8530 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8531 (ISA_MIPS64R2): New macro.
8532 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8533 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8534 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8535 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8536 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8537 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8538 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8539 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8540 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8541 Move up to keep list alphabetically sorted.
8542 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8543 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8545 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8546 (-march=@var{arch}): Add mips64r2.
8548 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8550 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8552 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8554 * expr.c (expand_assignment): Check for complete type.
8556 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8559 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8561 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8562 for stack alignment.
8564 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8566 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8568 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8569 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8571 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8573 PR rtl-optimization/36419
8574 * dwarf2out.c (barrier_args_size): New variable.
8575 (compute_barrier_args_size, compute_barrier_args_size_1): New
8577 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8578 if not called yet in the current function, use barrier_args_size
8579 array to find the new args_size value.
8580 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8582 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8585 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8588 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8591 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8592 (dwarf2out_stack_adjust): Use it.
8593 (dwarf2out_frame_debug_expr): Likewise.
8595 2008-07-31 Richard Guenther <rguenther@suse.de>
8597 PR tree-optimization/36978
8598 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8599 the generated condition.
8601 2008-07-31 Richard Guenther <rguenther@suse.de>
8603 * passes.c (init_optimization_passes): Always call
8604 pass_early_warn_uninitialized.
8605 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8606 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8607 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8609 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8612 * builtins.c (maybe_emit_free_warning): New function.
8613 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8614 maybe_emit_free_warning for BUILT_IN_FREE.
8617 * dwarf2out.c (get_context_die): New function.
8618 (force_decl_die, force_type_die): Use it.
8619 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8620 returns NULL, force generation of DW_TAG_typedef and put that into
8623 PR preprocessor/36649
8624 * c-pch.c (c_common_read_pch): Save and restore
8625 line_table->trace_includes across PCH restore.
8627 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8630 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8632 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8635 * final.c (call_from_call_insn): Handle COND_EXEC.
8637 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8639 * builtins.c (std_gimplify_va_arg_expr): Replace
8640 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8641 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8643 2008-07-30 Joey Ye <joey.ye@intel.com>
8644 H.J. Lu <hongjiu.lu@intel.com>
8646 * builtins.c (expand_builtin_setjmp_receiver): Replace
8647 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8648 (expand_builtin_apply_args_1): Likewise.
8649 (expand_builtin_longjmp): Need DRAP for stack alignment.
8650 (expand_builtin_apply): Likewise.
8652 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8653 instead of assign_stack_local to allow alignment reduction.
8655 * calls.c (emit_call_1): Need DRAP for stack alignment if
8657 (expand_call): Replace virtual_incoming_args_rtx with
8658 crtl->args.internal_arg_pointer.
8659 * stmt.c (expand_nl_goto_receiver): Likewise.
8661 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8662 alignment and store to stack_alignment_estimated and
8663 max_used_stack_slot_alignment.
8664 (expand_one_var): Likewise.
8665 (expand_stack_alignment): New function.
8666 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8667 and stack_alignment_estimated fields in rtl_data. Call
8668 expand_stack_alignment at end.
8670 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8671 (MAX_STACK_ALIGNMENT): Likewise.
8672 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8673 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8675 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8676 stack alignment when generating virtual registers.
8678 * function.c (assign_stack_local): Renamed to ...
8679 (assign_stack_local_1): This. Add a parameter to indicate
8680 if it is OK to reduce alignment.
8681 (assign_stack_local): Use it.
8682 (instantiate_new_reg): Instantiate virtual incoming args rtx
8683 to vDRAP if stack realignment and DRAP is needed.
8684 (assign_parms): Collect parameter/return type alignment and
8685 contribute to stack_alignment_estimated.
8686 (locate_and_pad_parm): Likewise.
8687 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8688 with crtl->args.internal_arg_pointer.
8690 * function.h (rtl_data): Add new field drap_reg,
8691 max_used_stack_slot_alignment, stack_alignment_estimated,
8692 stack_realign_needed, need_drap, stack_realign_processed and
8693 stack_realign_finalized.
8694 (stack_realign_fp): New macro.
8695 (stack_realign_drap): Likewise.
8697 * global.c (compute_regsets): Frame pointer is needed when
8698 stack is realigned. Can eliminate frame pointer when stack is
8699 realigned and dynamic realigned argument pointer isn't used.
8701 * reload1.c (update_eliminables): Frame pointer is needed
8702 when stack is realigned.
8703 (init_elim_table): Can eliminate frame pointer when stack is
8704 realigned and dynamic realigned argument pointer isn't used.
8706 * rtl.h (assign_stack_local_1): Declare new funtion.
8708 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8709 (TARGET_GET_DRAP_RTX): Likewise.
8710 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8711 TARGET_GET_DRAP_RTX.
8713 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8715 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8716 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8718 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8719 H.J. Lu <hongjiu.lu@intel.com>
8721 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8722 vdrap_reg, stack_realign and drap_reg_saved.
8723 (add_cfi): Don't allow redefining CFA when DRAP is used.
8724 (reg_save): Handle stack alignment.
8725 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8726 alignment. Don't generate DWARF information for (set fp sp)
8728 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8730 (int_loc_descriptor): Move prototype forward. Also define if
8731 DWARF2_UNWIND_INFO is true.
8732 (output_cfa_loc): Handle DW_CFA_expression.
8733 (build_cfa_aligned_loc): New.
8734 (based_loc_descr): Update assert for stack realign. For local
8735 variables, use sp+offset when stack is aligned without drap and
8736 fp+offset when stack is aligned with drap. For arguments, use
8737 cfa+offset when drap is used to align stack.
8739 2008-07-30 Joey Ye <joey.ye@intel.com>
8740 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8744 (ix86_gen_andsp): New.
8745 (ix86_user_incoming_stack_boundary): Likewise.
8746 (ix86_default_incoming_stack_boundary): Likewise.
8747 (ix86_incoming_stack_boundary): Likewise.
8748 (ix86_can_eliminate): Likewise.
8749 (find_drap_reg): Likewise.
8750 (ix86_update_stack_boundary): Likewise.
8751 (ix86_get_drap_rtx): Likewise.
8752 (ix86_finalize_stack_realign_flags): Likewise.
8753 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8754 (TARGET_GET_DRAP_RTX): Likewise.
8755 (override_options): Overide option value for new options.
8756 (ix86_function_ok_for_sibcall): Remove check for
8757 force_align_arg_pointer.
8758 (ix86_handle_cconv_attribute): Likewise.
8759 (ix86_function_regparm): Likewise.
8760 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8761 (ix86_va_start): Replace virtual_incoming_args_rtx with
8762 crtl->args.internal_arg_pointer.
8763 (ix86_select_alt_pic_regnum): Check DRAP register.
8764 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8765 (ix86_compute_frame_layout): Compute frame layout wrt stack
8767 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8768 (ix86_expand_prologue): Decide if stack realignment is needed
8769 and generate prologue code accordingly.
8770 (ix86_expand_epilogue): Generate epilogue code wrt stack
8771 realignment is really needed or not.
8773 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8774 (ABI_STACK_BOUNDARY): Likewise.
8775 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8776 (STACK_REALIGN_DEFAULT): Likewise.
8777 (INCOMING_STACK_BOUNDARY): Likewise.
8778 (MAX_STACK_ALIGNMENT): Likewise.
8779 (ix86_incoming_stack_boundary): Likewise.
8780 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8781 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8782 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8783 (machine_function): Remove force_align_arg_pointer.
8785 * config/i386/i386.md (BX_REG): New.
8786 (R13_REG): Likewise.
8788 * config/i386/i386.opt (mforce_drap): New.
8789 (mincoming-stack-boundary): Likewise.
8790 (mstackrealign): Add Init(-1).
8792 * config/i386/i386-protos.h (ix86_can_eliminate): New
8794 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8796 * doc/extend.texi: Update force_align_arg_pointer.
8798 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8801 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8802 (INCOMING_STACK_BOUNDARY): Likewise.
8803 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8804 (TARGET_GET_DRAP_RTX): Likewise.
8806 2008-07-30 Andreas Schwab <schwab@suse.de>
8808 PR rtl-optimization/36929
8809 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8810 add_insn_before and fix argument order.
8811 (replace_inc_dec_mem): Handle NULL rtx.
8813 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8815 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8817 (arm_compute_initial_elimination_offset): Use it.
8818 (arm_compute_save_reg_mask): Include static chain save slot when
8819 calculating alignment.
8820 (arm_get_frame_offsets): Ditto.
8821 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8822 that we can use to decrement the stack when the stack decrement
8823 could be too big for an immediate value in a single insn.
8824 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8826 2008-07-30 Richard Guenther <rguenther@suse.de>
8828 PR tree-optimization/36967
8829 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8830 Release defs of statements we remove.
8832 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8834 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8835 instead of NULL_RTVEC.
8837 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8841 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8844 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8846 * final.c (call_from_call_insn): New.
8847 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8849 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8851 * configure.ac: Substitute ADA_CFLAGS.
8852 * configure: Regenerate.
8853 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8854 * Makefile.in: Remove mention of X_* variables.
8855 * config/pa/x-ada-hpux10: Remove.
8856 * config/pa/x-ada: Remove.
8858 * doc/fragments.texi: Update.
8860 2008-07-30 Olivier Hainque <hainque@adacore.com>
8862 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8863 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8864 __dso_handle explicitly here.
8866 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8869 * c-typeck.c (build_binary_op): Encapsulate code into...
8870 * c-common.c (shorten_binary_op): ...this new function.
8871 (conversion_warning): Use the new function. Handle non-negative
8872 constant in bitwise-and.
8873 * c-common.h (shorten_binary_op): Declare.
8875 2008-07-30 Olivier Hainque <hainque@adacore.com>
8877 * scan.c (make_sstring_space): Add explicit conversions of
8878 allocator's return value.
8879 * fix-header.c (recognized_function): Likewise.
8881 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8883 * doc/cpp.texi: Update to GFDL 1.2.
8884 * doc/gcc.texi: Do not list GPL as Invariant Section.
8885 * doc/gccint.texi: Likewise. Update copyright years.
8886 * doc/install.texi: Update copyright years.
8888 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8891 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8892 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8894 2008-07-29 Jan Hubicka <jh@suse.cz>
8896 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8897 (grokdeclarator): Likewise.
8898 * langhooks.c (lhd_warn_unused_global_decl): Use
8899 DECL_DECLARED_INLINE_P.
8900 * print-tree.c (print_node): Remove DECL_INLINE check.
8902 2008-07-29 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/36945
8905 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8906 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8907 Record invariant addresses un-decomposed.
8908 (copy_reference_ops_from_call): Record reference call
8909 arguments properly. Simplify.
8910 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8911 helper split out from ...
8912 (create_component_ref_by_pieces): ... here. Simplify.
8913 Prepare for recursive invocation for call arguments.
8914 (create_expression_by_pieces): Adjust call to
8915 create_component_ref_by_pieces.
8916 (compute_avail): Process operand 2 of reference ops.
8918 2008-07-29 Richard Guenther <rguenther@suse.de>
8920 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8922 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8924 * c-format.c (check_format_types): Revert unwanted checkin.
8926 2008-07-29 Jan Hubicka <jh@suse.cz>
8928 * flags.h (flag_really_no_inline): Remove.
8929 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8930 * toplev.c (flag_really_no_inline): Remove.
8931 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8932 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8933 (cgraph_decide_inlining_incrementally): Likewise.
8934 (compute_inline_parameters): Likewise.
8935 * opts.c (decode_options): Simplify.
8936 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8937 * common.opt (finline): Initialize to 1.
8938 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8940 2008-07-29 Jan Hubicka <jh@suse.cz>
8942 * predict.c (always_optimize_for_size_p): New function.
8943 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8944 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8945 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8947 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8948 * function.c (prepare_function_start): Set default profile.
8949 * function.h (rtl_data): Add maybe_hot_insn_p.
8950 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8951 (construct_exit_block): Likewise.
8952 (tree_expand_cfg): Likewise.
8954 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8955 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8956 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8957 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8960 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8963 * c-decl.c (merge_decls): Merge USED flags.
8965 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8967 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8968 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8969 next_stack, lab_false and lab_over trees.
8971 2008-07-28 Richard Guenther <rguenther@suse.de>
8973 PR tree-optimization/36957
8974 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8975 (useless_type_conversion_p): Remove.
8976 (types_compatible_p): Remove.
8977 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8978 (useless_type_conversion_p): Declare.
8979 (types_compatible_p): Declare.
8980 (gimple_expr_type): Return the base type only if it is
8981 trivially convertible to the subtype.
8983 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8985 * configure.ac: Use the m4_do macro to concatenate the warnings into
8986 one string in ACX_PROG_CC_WARNING_OPTS,
8987 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8988 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8989 * configure: Regenerate.
8991 2008-07-28 Richard Guenther <rguenther@suse.de>
8993 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8994 (insert_fake_stores): Remove.
8995 (realify_fake_stores): Likewise.
8996 (execute_pre): Remove dead code.
8997 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8998 (find_func_aliases): Deal with it here instead.
8999 Re-enable gcc_unreachable call.
9001 2008-07-28 Richard Guenther <rguenther@suse.de>
9003 Merge from gimple-tuples-branch.
9005 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9006 * gimple.def: New file.
9007 * gsstruct.def: Likewise.
9008 * gimple-iterator.c: Likewise.
9009 * gimple-pretty-print.c: Likewise.
9010 * tree-gimple.c: Removed. Merged into ...
9011 * gimple.c: ... here. New file.
9012 * tree-gimple.h: Removed. Merged into ...
9013 * gimple.h: ... here. New file.
9015 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9016 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9017 --enable-checking=gimple flag.
9018 * config.in: Likewise.
9019 * configure: Regenerated.
9021 * tree-ssa-operands.h: Tuplified.
9022 * tree-vrp.c: Likewise.
9023 * tree-loop-linear.c: Likewise.
9024 * tree-into-ssa.c: Likewise.
9025 * tree-ssa-loop-im.c: Likewise.
9026 * tree-dump.c: Likewise.
9027 * tree-complex.c: Likewise.
9028 * cgraphbuild.c: Likewise.
9029 * tree-ssa-threadupdate.c: Likewise.
9030 * tree-ssa-loop-niter.c: Likewise.
9031 * tree-pretty-print.c: Likewise.
9032 * tracer.c: Likewise.
9033 * gengtype.c: Likewise.
9034 * tree-loop-distribution.c: Likewise.
9035 * tree-ssa-loop-unswitch.c: Likewise.
9036 * cgraph.c: Likewise.
9037 * cgraph.h: Likewise.
9038 * tree-ssa-loop-manip.c: Likewise.
9039 * value-prof.c: Likewise.
9040 * tree-ssa-loop-ch.c: Likewise.
9041 * tree-tailcall.c: Likewise.
9042 * value-prof.h: Likewise.
9045 * tree-pass.h: Likewise.
9046 * ipa-cp.c: Likewise.
9047 * tree-scalar-evolution.c: Likewise.
9048 * tree-scalar-evolution.h: Likewise.
9049 * target.h: Likewise.
9050 * lambda-mat.c: Likewise.
9051 * tree-phinodes.c: Likewise.
9052 * diagnostic.h: Likewise.
9053 * builtins.c: Likewise.
9054 * tree-ssa-alias-warnings.c: Likewise.
9055 * cfghooks.c: Likewise.
9056 * fold-const.c: Likewise.
9057 * cfghooks.h: Likewise.
9058 * omp-low.c: Likewise.
9059 * tree-ssa-dse.c: Likewise.
9060 * ipa-reference.c: Likewise.
9061 * tree-ssa-uncprop.c: Likewise.
9062 * toplev.c: Likewise.
9063 * tree-gimple.c: Likewise.
9064 * tree-gimple.h: Likewise.
9065 * tree-chrec.c: Likewise.
9066 * tree-chrec.h: Likewise.
9067 * tree-ssa-sccvn.c: Likewise.
9068 * tree-ssa-sccvn.h: Likewise.
9069 * cgraphunit.c: Likewise.
9070 * tree-ssa-copyrename.c: Likewise.
9071 * tree-ssa-ccp.c: Likewise.
9072 * tree-ssa-loop-ivopts.c: Likewise.
9073 * tree-nomudflap.c: Likewise.
9074 * tree-call-cdce.c: Likewise.
9075 * ipa-pure-const.c: Likewise.
9076 * c-format.c: Likewise.
9077 * tree-stdarg.c: Likewise.
9078 * tree-ssa-math-opts.c: Likewise.
9079 * tree-ssa-dom.c: Likewise.
9080 * tree-nrv.c: Likewise.
9081 * tree-ssa-propagate.c: Likewise.
9082 * ipa-utils.c: Likewise.
9083 * tree-ssa-propagate.h: Likewise.
9084 * tree-ssa-alias.c: Likewise.
9085 * gimple-low.c: Likewise.
9086 * tree-ssa-sink.c: Likewise.
9087 * ipa-inline.c: Likewise.
9088 * c-semantics.c: Likewise.
9089 * dwarf2out.c: Likewise.
9091 * tree-ssa-loop-ivcanon.c: Likewise.
9092 * predict.c: Likewise.
9093 * tree-ssa-loop.c: Likewise.
9094 * tree-parloops.c: Likewise.
9095 * tree-ssa-address.c: Likewise.
9096 * tree-ssa-ifcombine.c: Likewise.
9097 * matrix-reorg.c: Likewise.
9098 * c-decl.c: Likewise.
9099 * tree-eh.c: Likewise.
9100 * c-pretty-print.c: Likewise.
9101 * lambda-trans.c: Likewise.
9102 * function.c: Likewise.
9103 * langhooks.c: Likewise.
9104 * ebitmap.h: Likewise.
9105 * tree-vectorizer.c: Likewise.
9106 * function.h: Likewise.
9107 * langhooks.h: Likewise.
9108 * tree-vectorizer.h: Likewise.
9109 * ipa-type-escape.c: Likewise.
9110 * ipa-type-escape.h: Likewise.
9111 * domwalk.c: Likewise.
9112 * tree-if-conv.c: Likewise.
9113 * profile.c: Likewise.
9114 * domwalk.h: Likewise.
9115 * tree-data-ref.c: Likewise.
9116 * tree-data-ref.h: Likewise.
9117 * tree-flow-inline.h: Likewise.
9118 * tree-affine.c: Likewise.
9119 * tree-vect-analyze.c: Likewise.
9120 * c-typeck.c: Likewise.
9121 * gimplify.c: Likewise.
9122 * coretypes.h: Likewise.
9123 * tree-ssa-phiopt.c: Likewise.
9124 * calls.c: Likewise.
9125 * tree-ssa-coalesce.c: Likewise.
9126 * tree.def: Likewise.
9127 * tree-dfa.c: Likewise.
9128 * except.c: Likewise.
9129 * except.h: Likewise.
9130 * cfgexpand.c: Likewise.
9131 * tree-cfgcleanup.c: Likewise.
9132 * tree-ssa-pre.c: Likewise.
9133 * tree-ssa-live.c: Likewise.
9134 * tree-sra.c: Likewise.
9135 * tree-ssa-live.h: Likewise.
9136 * tree-predcom.c: Likewise.
9137 * lambda.h: Likewise.
9138 * tree-mudflap.c: Likewise.
9139 * ipa-prop.c: Likewise.
9140 * print-tree.c: Likewise.
9141 * tree-ssa-copy.c: Likewise.
9142 * ipa-prop.h: Likewise.
9143 * tree-ssa-forwprop.c: Likewise.
9144 * ggc-page.c: Likewise.
9145 * c-omp.c: Likewise.
9146 * tree-ssa-dce.c: Likewise.
9147 * tree-vect-patterns.c: Likewise.
9148 * tree-ssa-ter.c: Likewise.
9149 * tree-nested.c: Likewise.
9150 * tree-ssa.c: Likewise.
9151 * lambda-code.c: Likewise.
9152 * tree-ssa-loop-prefetch.c: Likewise.
9153 * tree-inline.c: Likewise.
9154 * tree-inline.h: Likewise.
9155 * tree-iterator.c: Likewise.
9156 * tree-optimize.c: Likewise.
9157 * tree-ssa-phiprop.c: Likewise.
9158 * tree-vect-transform.c: Likewise.
9159 * tree-object-size.c: Likewise.
9160 * tree-outof-ssa.c: Likewise.
9161 * cfgloop.c: Likewise.
9162 * system.h: Likewise.
9163 * tree-profile.c: Likewise.
9164 * cfgloop.h: Likewise.
9165 * c-gimplify.c: Likewise.
9166 * c-common.c: Likewise.
9167 * tree-vect-generic.c: Likewise.
9168 * tree-flow.h: Likewise.
9169 * c-common.h: Likewise.
9170 * basic-block.h: Likewise.
9171 * tree-ssa-structalias.c: Likewise.
9172 * tree-switch-conversion.c: Likewise.
9173 * tree-ssa-structalias.h: Likewise.
9174 * tree-cfg.c: Likewise.
9175 * passes.c: Likewise.
9176 * ipa-struct-reorg.c: Likewise.
9177 * ipa-struct-reorg.h: Likewise.
9178 * tree-ssa-reassoc.c: Likewise.
9179 * cfgrtl.c: Likewise.
9180 * varpool.c: Likewise.
9182 * tree-ssanames.c: Likewise.
9183 * tree-ssa-threadedge.c: Likewise.
9184 * langhooks-def.h: Likewise.
9185 * tree-ssa-operands.c: Likewise.
9186 * config/alpha/alpha.c: Likewise.
9187 * config/frv/frv.c: Likewise.
9188 * config/s390/s390.c: Likewise.
9189 * config/m32c/m32c.c: Likewise.
9190 * config/m32c/m32c-protos.h: Likewise.
9191 * config/spu/spu.c: Likewise.
9192 * config/sparc/sparc.c: Likewise.
9193 * config/i386/i386.c: Likewise.
9194 * config/sh/sh.c: Likewise.
9195 * config/xtensa/xtensa.c: Likewise.
9196 * config/stormy16/stormy16.c: Likewise.
9197 * config/ia64/ia64.c: Likewise.
9198 * config/rs6000/rs6000.c: Likewise.
9199 * config/pa/pa.c: Likewise.
9200 * config/mips/mips.c: Likewise.
9202 2008-07-28 Simon Baldwin <simonb@google.com>
9204 * c-pragma.c (handle_pragma_message): New function.
9205 (init_pragma): Register handle_pragma_message.
9206 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9209 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9211 PR tree-optimization/35252
9212 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9213 REALPART_EXPR to be considered as same load operation.
9215 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9217 PR tree-optimization/36830
9218 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9219 (expressions_equal_p): Return false if only one operand is null.
9221 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9223 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9224 version requirements.
9226 2008-07-26 Olivier Hainque <hainque@adacore.com>
9228 * collect2.c (symkind): New enum. Symbol kinds we care about.
9229 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9230 code and head comment accordingly.
9231 (scan_prog_file): Use symkind names instead of bare integers.
9233 2008-07-25 Jan Hubicka <jh@suse.cz>
9235 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9237 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9238 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9239 * dojump.c (clear_pending_stack_adjust): Likewise.
9240 * print-tree.c (print_node): Ignore DECL_INLINE.
9241 * tree-inline.c (inlinable_function_p): Likewise.
9243 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9245 * doc/extend.texi (hot attribute): Document that the hot attribute
9246 turns on -O3 for some ports.
9247 (cold attribute): Document that the cold attribute turns on -Os
9250 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9251 reflect function specific option support.
9253 * target.h (struct target_option_hooks): Add fields to say whether
9254 the cold attribute implies -Os and the hot attribute implies -O3.
9256 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9257 By default, do not turn on -Os for cold functions.
9258 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9259 not turn on -O3 for hot functions.
9261 * c-common.c (handle_hot_attribute): Use target hook to determine
9262 if hot functions should enable -O3.
9263 (handle_cold_attribute): Use target hook to determine if cold
9264 functions should enable -Os.
9266 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9267 (override_options): Move disable scheduling to
9268 optimization_options.
9269 (optimization_options): Disable scheduling here, not
9271 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9272 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9274 * config/ia64/ia64.c (ia64_override_options): Move setting
9275 scheduling flags to ia64_optimization_options.
9276 (ia64_optimization_options): Disable scheduling options here, and
9277 not in ia64_override_options.
9278 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9279 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9281 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9284 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9286 2008-07-25 Martin Jambor <mjambor@suse.cz>
9288 PR tree-optimization/36926
9289 * ipa-prop.c (ipa_analyze_call_uses): Call
9290 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9292 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9294 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9295 movv2si_internal): Add mem = reg alternative.
9297 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9300 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9301 DEFAULT_PCC_STRUCT_RETURN to 127.
9303 2008-07-24 Jan Hubicka <jh@suse.cz>
9305 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9306 (build_cgraph_edges): Likewise.
9307 * cgraph.c (cgraph_node): Do not update assembler hash.
9308 (cgraph_remove_node): Drop non-unit-at-a-time code.
9309 * tree-pass.h (pass_O0_always_inline): Remove.
9310 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9311 * toplev.c (process_options): Flag unit-at-a-time does not imply
9313 * cgraphunit.c: Update comments.
9314 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9315 (cgraph_assemble_pending_functions): Remove.
9316 (cgraph_reset_node): Drop non-unit-at-a-time code.
9317 (cgraph_finalize_function): Likewise.
9318 (cgraph_analyze_function): Likewise.
9319 (cgraph_finalize_compilation_unit): Likewise.
9320 (cgraph_expand_function): Likewise.
9321 (cgraph_optimize): Likesise.
9322 (save_inline_function_body): Likewise.
9323 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9324 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9325 * ipa-inline.c: Update comments.
9326 (enum inlining_mode): remove INLINE_SPEED.
9327 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9328 (cgraph_mark_inline_edge): Likewise.
9329 (try_inline): Likewise.
9330 (cgraph_decide_inlining_incrementally): Likewise.
9331 (cgraph_gate_inlining): Remove.
9332 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9333 (cgraph_gate_early_inlining): Likewise.
9334 (gate_inline_passes): Remove.
9335 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9336 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9337 pass_O0_always_inline): Remove.
9338 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9339 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9340 * opts.c (no_unit_at_a_time_default): Remove.
9341 (decode_options): Remove flag_unit_at_a_time reset and warning.
9342 * opts.h (no_unit_at_a_time_default): Remove.
9343 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9344 early in GNU dialect.
9345 (merge_decls): Update comment; drop unit-at-a-time check.
9346 (finish_decl): Likewise.
9347 (grok_declaration): Remove flag_inline_trees code.
9348 (finish_functions): Return on function returning non-void on all
9350 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9351 * cfgexpand.c (expand_one_static_var): Remove.
9352 (expand_one_var): Remove expand_one_static_var call.
9353 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9354 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9355 and flag_unit_at_a-time compatibility checks.
9356 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9357 * tree-inline.c (flag_inline_trees): Remove.
9358 (inlinable_function_p): Don't check it.
9359 (expand_call_inline): Remove non-unit-at-a-time code.
9360 * tree-inline.h (flag_inline_trees): Remove.
9361 * tree-optimize.c (execute_early_local_optimizations): Remove
9362 unit-at-a-time checks.
9363 (tree_rest_of_compilation): Likewise.
9364 * combine.c (setup_incoming_promotions): Likewise.
9365 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9366 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9367 * passes.c (pass_inline_parameters): Update comments; remove
9368 O0_alwaysinline pass.
9369 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9370 (execute_one_pass): Likewise.
9371 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9372 (ix86_function_sseregparm): Likewise.
9373 * arm.c (arm_function_in_section_p): Likewise.
9374 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9375 * varpool.c: Update comments.
9376 (decide_is_variable_needed): Remove unit-at-a-time checks.
9377 (varpool_finalize_decl): Likewise.
9379 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9381 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9383 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9385 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9387 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9388 imp symbol extension.
9390 2008-07-23 Ian Lance Taylor <iant@google.com>
9392 * tree-vrp.c (infer_value_range): Ignore asm statements when
9393 looking for memory accesses for -fdelete-null-pointer-checks.
9395 2008-07-24 Ben Elliston <bje@au.ibm.com>
9397 * config/spu/spu-c.c (__vector_keyword): New variable.
9398 (vector_keyword): Likewise.
9399 (spu_categorize_keyword): New function.
9400 (spu_macro_to_expand): Likewise.
9401 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9402 compiling an ISO C dialect.
9404 2008-07-24 Ben Elliston <bje@au.ibm.com>
9406 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9409 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9411 * configure: Regenerate.
9412 * configure.ac: Require texinfo 4.7.
9413 * doc/install.texi: Document texinfo 4.7 requirement.
9415 2008-07-23 Martin Jambor <mjambor@suse.cz>
9417 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9418 rather than for DECL_SAVED_TREE.
9419 * ipa-prop.c: Include diagnostic.h.
9420 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9422 (ipa_detect_param_modifications): Function rewritten from scratch.
9423 (ipa_compute_jump_functions): Changed accesses to modification flags.
9424 (ipa_free_node_params_substructures): Update flags destruction.
9425 (ipa_node_duplication_hook): Update flags duplication.
9426 (ipa_print_all_params_modified): Updated flag access.
9427 * ipa-prop.h (struct ipa_param_flags): New structure.
9428 (struct ipa_node_params): New field modification_analysis_done,
9429 modified_flags changed into param_flags.
9430 (ipa_is_ith_param_modified): Changed to use new flags.
9431 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9433 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9434 ipa-cp.c and split into two functions.
9435 (ipa_print_node_jump_functions): New function.
9436 (compute_scalar_jump_functions): New function.
9437 (type_like_member_ptr_p): New function.
9438 (compute_pass_through_member_ptrs): New function.
9439 (fill_member_ptr_cst_jump_function): New function.
9440 (determine_cst_member_ptr): New function.
9441 (compute_cst_member_ptr_arguments): New function.
9442 (ipa_compute_jump_functions): Complete rewrite.
9443 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9444 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9445 (struct ipa_member_ptr_cst): New structure.
9446 (union jump_func_value): New field member_cst.
9447 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9448 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9449 jump function types.
9450 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9451 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9452 instead of ipcp_print_all_jump_functions.
9453 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9454 only for replacable scalars.
9456 * doc/invoke.texi (Optimize options): Add description of
9457 -findirect-inlining.
9458 * common.opt (flag_indirect_inlining): New flag.
9459 * opts.c (decode_options): Set flag_indirect_inlining when
9462 * ipa-inline.c: Include ipa-prop.h.
9463 (inline_indirect_intraprocedural_analysis): New function.
9464 (inline_generate_summary): Allocate parameter and argument info
9465 structures, call inline_indirect_intraprocedural_analysis on each
9466 node when doing indirect inlining and deallocate indirect inlining
9467 data structures in the end.
9468 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9469 (free_all_ipa_structures_after_iinln): New function.
9470 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9472 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9474 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9475 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9476 of computing the frequency separately.
9477 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9478 of computing the frequency separately.
9479 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9480 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9481 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9482 (ipa_get_stmt_member_ptr_load_param): New function.
9483 (ipa_is_ssa_with_stmt_def): New function.
9484 (ipa_note_param_call): New function.
9485 (ipa_analyze_call_uses): New function.
9486 (ipa_analyze_stmt_uses): New function.
9487 (ipa_analyze_params_uses): New function.
9488 (ipa_free_node_params_substructures): Also free the param_calls linked
9490 (ipa_node_duplication_hook): Also duplicate the param_calls
9492 (ipa_print_node_param_flags): New function.
9493 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9494 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9495 * ipa-prop.h (struct ipa_param_flags): New field called.
9496 (struct ipa_param_call_note): New structure.
9497 (struct ipa_node_params): New fields param_calls and
9499 (ipa_is_ith_param_called): New function.
9500 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9501 ipa_analyze_params_uses and dump parameter flags.
9503 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9504 ipa_propagate_indirect_call_infos if performing indirect inlining,
9505 pass a new parameter new_edges to it.
9506 (add_new_edges_to_heap): New fucntion.
9507 (cgraph_decide_inlining_of_small_functions): New vector
9508 new_indirect_edges for newly found indirect edges , call
9509 ipa_propagate_indirect_call_infos after inlining.
9510 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9511 inlining if performing indirect inlining. Call
9512 free_all_ipa_structures_after_iinln when doing so too.
9513 (inline_generate_summary): Do not call
9514 free_all_ipa_structures_after_iinln here.
9515 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9516 (print_edge_addition_message): New function.
9517 (update_call_notes_after_inlining): New function.
9518 (propagate_info_to_inlined_callees): New function.
9519 (ipa_propagate_indirect_call_infos): New function.
9520 * ipa-prop.h: Include cgraph.h
9521 (struct ipa_param_call_note): Fields reordered, new field processed.
9522 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9524 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9525 rediscovered call statements.
9526 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9527 (dump_cgraph_node): Dump also the indirect_call flag.
9528 (cgraph_clone_edge): Copy also the indirect_call flag.
9529 * tree-inline.c (copy_bb): Do not check for fndecls from call
9530 expressions, check for edge availability when moving clones.
9531 (get_indirect_callee_fndecl): New function.
9532 (expand_call_inline): If callee declaration is not apprent from
9533 the statement, try calling get_indirect_callee_fndecl. Do not
9534 issue warnings or call sorry when not inlinings an indirect edge.
9535 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9537 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9538 bit more frandly to matching.
9539 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9540 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9541 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9543 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9546 * opth-gen.awk: Suppress function specific features when building
9548 * optc-gen.awk: Ditto.
9550 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9553 * diagnostic.c (pedwarn): Add opt parameter.
9555 * c-tree.h (pedwarn_init): Add opt parameter.
9556 (pedwarn_c90): Likewise.
9557 (pedwarn_c99): Likewise.
9558 * c-errors.c (pedwarn_c99): Likewise.
9559 (pedwarn_c90): Likewise.
9560 * toplev.h (pedwarn): Update declaration.
9561 (pedwarn0): Declare.
9562 * c-lex.c: All calls to pedwarn changed.
9563 * builtins.c: All calls to pedwarn changed.
9564 * toplev.c: All calls to pedwarn changed.
9565 * c-decl.c: All calls to pedwarn changed.
9566 * c-typeck.c: All calls to pedwarn changed.
9567 * c-common.c: All calls to pedwarn changed.
9568 * c-parser.c: All calls to pedwarn changed.
9570 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9571 Karthik Kumar <karthikkumar@gmail.com>
9573 * attribs.c (file scope): Include c-common.h.
9574 (decl_attributes): Add support for #pragma GCC optimize and
9577 * targhooks.c (default_can_inline_p): New function that is the
9578 default for the TARGET_CAN_INLINE_P target hook.
9580 * targhooks.h (default_can_inline_p): Add declaration.
9582 * tree.c (cl_optimization_node): New static tree for building
9583 OPTIMIZATION_NODE tree.
9584 (cl_target_option_node): New static tree for building
9585 TARGET_OPTION_NODE tree.
9586 (cl_option_hash_table): New hash table for hashing
9587 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9588 (cl_option_hash_hash): New function to provide the hash value for
9589 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9590 (cl_option_hash_eq): New function to provide an equality test for
9591 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9592 (tree_code_size): Add support for OPTIMIZATION_NODE and
9593 TARGET_OPTION_NODE trees.
9594 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9595 TARGET_OPTION_NODE trees.
9596 (build_optimization_node): Build a tree that has all of the
9597 current optimization options.
9598 (build_target_option_node): Build a tree that has the target
9599 options that might be changed on a per function basis.
9601 * tree.h (file scope): Include options.h.
9602 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9603 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9604 (TREE_OPTIMIZATION): Ditto.
9605 (TREE_TARGET_SPECIFIC): Ditto.
9606 (struct tree_function_decl): Add fields for remembering the
9607 current optimization options and target specific options.
9608 (struct tree_optimization_option): New tree variant that remembers
9609 the optimization options.
9610 (struct tree_target_option): New tree variant that remembers the
9611 target specific flags that might change for compiling a particular
9613 (union tree_node): Include tree_optimization_option and
9614 tree_target_option fields.
9615 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9616 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9617 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9618 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9619 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9620 optimization and target options.
9621 (optimization_default_node): New macro to refer to global_trees
9623 (optimization_current_node): Ditto.
9624 (optimization_cold_node): Ditto.
9625 (optimization_hot_node): Ditto.
9626 (target_option_default_node): Ditto.
9627 (target_option_current_node): Ditto.
9628 (current_option_pragma): Ditto.
9629 (current_optimize_pragma): Ditto.
9631 * target.h (struct gcc_target): Add valid_option_attribute_p,
9632 target_option_save, target_option_restore, target_option_print,
9633 target_option_pragma_parse, and can_inline_p hooks.
9635 * toplev.h (parse_optimize_options): Add declaration.
9636 (fast_math_flags_struct_set_p): Ditto.
9638 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9639 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9642 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9643 tree_can_inline_p hook to see if one function can inline another.
9644 (cgraph_decide_inlining): Ditto.
9645 (cgraph_decide_inlining_incrementally): Ditto.
9647 * opts.c (decode_options): Add support for running multiple times
9648 to allow functions with different target or optimization options
9649 than was specified on the command line.
9650 (fast_math_flags_struct_set_p): New function that is similar to
9651 fast_math_flags_set_p, except it uses the values in the
9652 cl_optimization structure instead of global variables.
9654 * optc-gen.awk: Add support for TargetSave to allow a back end to
9655 declare new fields that need to be saved when using function
9656 specific options. Include flags.h and target.h in the options.c
9657 source. Add support for Save to indicate which options can be set
9658 for individual functions. Generate cl_optimize_save,
9659 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9660 cl_target_option_restore, cl_target_option_print functions to
9661 allow functions to use different optimization or target options.
9663 * opt-functions.awk (var_type_struct): Return the type used for
9664 storing the field in a structure.
9666 * opth-gen.awk: Add support for TargetSave to allow a back end to
9667 declare new fields that need to be saved when using function
9668 specific options. Add support for Save to indicate which options
9669 can be set for individual functions. Only generate one extern for
9670 Mask fields. Generate cl_optimization and cl_target_option
9671 structures to remember optimization and target options.
9673 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9674 collecting new tree nodes.
9675 (TS_TARGET_OPTION): Ditto.
9677 * c-decl.c (merge_decls): Merge function specific target and
9678 optimization options.
9680 * function.c (invoke_set_current_function_hook): If the function
9681 uses different optimization options, change the global variables
9684 * coretypes.h (struct cl_optimization): Add forward reference.
9685 (struct cl_target_option): Ditto.
9687 * c-pragma.c (option_stack): New static vector to remember the
9688 current #pragma GCC option stack.
9689 (handle_pragma_option): New function to support #pragma GCC option
9690 to change target options.
9691 (optimize_stack): New static vector to remember the current
9692 #pragma GCC optimize stack.
9693 (handle_pragma_optimize): New function to support #pragma GCC
9694 optimize to change optimization options.
9695 (init_pragma): Add support for #pragma GCC optimize and #pragma
9698 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9699 optimization options.
9700 (TARGET_OPTION_NODE): New tree code for remembering certain target
9703 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9704 TARGET_OPTION_NODE trees.
9706 * common.opt (-O): Add Optimization flag.
9708 (-fmath-errno): Ditto.
9709 (-falign-functions): Add UInteger flag to make sure flag gets full
9710 int in cl_optimization structure.
9711 (-falign-jumps): Ditto.
9712 (-falign-labels): Ditto.
9713 (-falign-loops): Ditto.
9714 (-fsched-stalled-insns): Ditto.
9715 (-fsched-stalled-insns-dep): Ditto.
9717 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9719 (TARGET_OPTION_SAVE): Ditto.
9720 (TARGET_OPTION_RESTORE): Ditto.
9721 (TARGET_OPTION_PRINT): Ditto.
9722 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9723 (TARGET_CAN_INLINE_P): Ditto.
9724 (TARGET_INITIALIZER): Add new hooks.
9726 * tree-inline.c (tree_can_inline_p): New function to determine
9727 whether one function can inline another. Check if the functions
9728 use compatible optimization options, and also call the backend
9731 * tree-inline.h (tree_can_inline_p): Add declaration.
9733 * c-common.c (c_common_attribute): Add support for option and
9734 optimize attributes.
9735 (handle_option_attribute): Add support for the option attribute to
9736 allow the user to specify different target options for compiling a
9738 (handle_optimize_attribute): Add support for the optimize
9739 attribute to allow the user to specify different optimization
9740 options for compiling a specific function.
9741 (handle_hot_attribute): Turn on -O3 optimization for this one
9742 function if it isn't the default optimization level.
9743 (handle_cold_attribute): Turn on -Os optimization for this one
9744 function if it insn't the default optimization.
9745 (const_char_p): New const char * typedef.
9746 (optimize_args): New static vector to remember the optimization
9748 (parse_optimize_options): New function to set up the optimization
9749 arguments from either the optimize attribute or #pragma GCC optimize.
9751 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9752 (builtin_define_std): Ditto.
9754 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9755 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9756 (x86_64-*-*): Ditto.
9758 * Makefile.in (TREE_H): Add options.h.
9759 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9761 * doc/extend.texi (option attribute): Document new attribute.
9762 (optimize attribute): Ditto.
9763 (hot attribute): Document hot attribute sets -O3.
9764 (cold attribute): Document cold attribute sets -Os.
9765 (#pragma GCC option): Document new pragma.
9766 (#pragma GCC optimize): Ditto.
9768 * doc/options.texi (TargetSave): Document TargetSave syntax.
9769 (UInteger): Document UInteger must be used for certain flags.
9770 (Save): Document Save option to create target specific options
9771 that can be saved/restored on a function specific context.
9773 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9774 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9776 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9777 (TARGET_OPTION_SAVE): Ditto.
9778 (TARGET_OPTION_RESTORE): Ditto.
9779 (TARGET_OPTION_PRINT): Ditto.
9780 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9781 (TARGET_CAN_INLINE_P): Ditto.
9783 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9785 (-mfpmath=both): Ditto.
9787 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9788 Karthik Kumar <karthikkumar@gmail.com>
9790 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9791 (TARGET_POPCNT): Ditto.
9792 (TARGET_SAHF): Ditto.
9793 (TARGET_AES): Ditto.
9794 (TARGET_PCLMUL): Ditto.
9795 (TARGET_CMPXCHG16B): Ditto.
9796 (TARGET_RECIP): Move switch into target_flags.
9797 (TARGET_FUSED_MADD): Ditto.
9798 (ix86_arch_features): Make an unsigned char type.
9799 (ix86_tune_features): Ditto.
9800 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9801 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9802 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9804 * config/i386/i386.opt (arch): New TargetSave field to define
9805 fields that need to be saved for function specific option support.
9808 (branch_cost): Ditto.
9809 (ix86_isa_flags_explicit): Ditto.
9810 (tune_defaulted): Ditto.
9811 (arch_specified): Ditto.
9812 (-m128-long-double): Add Save flag to save option for target
9813 specific option support.
9815 (-maccumulate-outgoing-args): Ditto.
9816 (-malign-double): Ditto.
9817 (-malign-stringops): Ditto.
9818 (-mfancy-math-387): Ditto.
9819 (-mhard-float): Ditto.
9821 (-minline-all-stringops): Ditto.
9822 (-minline-stringops-dynamically): Ditto.
9823 (-mms-bitfields): Ditto.
9824 (-mno-align-stringops): Ditto.
9825 (-mno-fancy-math-387): Ditto.
9826 (-mno-push-args): Ditto.
9827 (-mno-red-zone): Ditto.
9828 (-mpush-args): Ditto.
9829 (-mred-zone): Ditto.
9831 (-msseregparm): Ditto.
9832 (-mstack-arg-probe): Ditto.
9847 (-mrecip): Move flag into target_flags.
9849 (-mno-fused-madd): Ditto.
9850 (-mfused-madd): Ditto.
9851 (-mabm): Move flag into ix86_isa_flags.
9858 * config/i386/i386-c.c: New file for #pragma support.
9859 (ix86_target_macros_internal): New function to #define or #undef
9860 target macros based when the user uses the #pragma GCC option to
9861 change target options.
9862 (ix86_pragma_option_parse): New function to add #pragma GCC option
9864 (ix86_target_macros): Move defining the target macros here from
9865 TARGET_CPU_CPP_BUILTINS in i386.h.
9866 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9867 defined, initialize any subtarget #pragmas.
9869 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9870 REGISTER_TARGET_PRAGMAS.
9872 * config/i386/t-i386: New file for x86 dependencies.
9873 (i386.o): Make dependencies mirror the include files used.
9874 (i386-c.o): New file, add dependencies.
9876 * config/i386/i386-protos.h (override_options): Add bool argument.
9877 (ix86_valid_option_attribute_tree): Add declaration.
9878 (ix86_target_macros): Ditto.
9879 (ix86_register_macros): Ditto.
9881 * config/i386/i386.c (ix86_tune_features): Move initialization of
9882 the target masks to initial_ix86_tune_features to allow functions
9883 to have different target options. Make type unsigned char,
9884 instead of unsigned int.
9885 (initial_ix86_tune_features): New static vector to hold processor
9886 masks for the tune variables.
9887 (ix86_arch_features): Move initialization of the target masks to
9888 initial_ix86_arch_features to allow functions to have different
9889 target options. Make type unsigned char, instead of unsigned int.
9890 (initial_ix86_arch_features): New static vector to hold processor
9891 masks for the arch variables.
9892 (enum ix86_function_specific_strings): New enum to describe the
9893 string options used for attribute((option(...))).
9894 (ix86_target_string): New function to return a string that
9895 describes the target options.
9896 (ix86_debug_options): New function to print the current options in
9898 (ix86_function_specific_save): New function hook to save the
9899 function specific global variables in the cl_target_option structure.
9900 (ix86_function_specific_restore): New function hook to restore the
9901 function specific variables from the cl_target_option structure to
9902 the global variables.
9903 (ix86_function_specific_print): New function hook to print the
9904 target specific options in the cl_target_option structure.
9905 (ix86_valid_option_attribute_p): New function hook to validate
9906 attribute((option(...))) arguments.
9907 (ix86_valid_option_attribute_tree): New function that is common
9908 code between attribute((option(...))) and #pragma GCC option
9909 support that parses the options and returns a tree holding the options.
9910 (ix86_valid_option_attribute_inner_p): New helper function for
9911 ix86_valid_option_attribute_tree.
9912 (ix86_can_inline_p): New function hook to decide if one function
9913 can inline another on a target specific basis.
9914 (ix86_set_current_function); New function hook to switch target
9915 options if the user used attribute((option(...))) or #pragma GCC
9917 (ix86_tune_defaulted): Move to static file scope from
9919 (ix86_arch_specified): Ditto.
9920 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9922 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9923 (OPTION_MASK_ISA_ABM_SET): Ditto.
9924 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9925 (OPTION_MASK_ISA_CX16_SET): Ditto.
9926 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9927 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9928 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9929 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9930 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9931 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9932 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9933 (struct ptt): Move to static file scope from override_options.
9934 (processor_target_table): Ditto.
9936 (ix86_handle_option): Add support for options that are now isa options.
9937 (override_options): Add support for declaring functions that
9938 support different target options than were specified on the
9939 command line. Move struct ptt, processor_target_table, cpu_names,
9940 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9941 Add bool argument. Fix up error messages so the appropriate error
9942 is given for either command line or attribute.
9943 (ix86_previous_fndecl): New static to remember previous function
9944 declaration to see if we need to change target options.
9945 (ix86_builtins_isa): New array to record the ISA of each builtin
9947 (def_builtin): Always create the builtin function, even if the
9948 current ISA doesn't support it.
9949 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9950 tests for those builtins.
9951 (ix86_init_builtins): Remove TARGET_MMX test for calling
9952 ix86_init_mmx_sse_builtins.
9953 (ix86_expand_builtin): If the current ISA doesn't support a given
9954 builtin, signal an error.
9955 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9956 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9957 (TARGET_OPTION_SAVE): Ditto.
9958 (TARGET_OPTION_RESTORE): Ditto.
9959 (TARGET_OPTION_PRINT): Ditto.
9960 (TARGET_CAN_INLINE_P): Ditto.
9962 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9964 * c-typeck.c (build_external_ref): Don't call assemble_external.
9965 * final.c (output_operand): Call assemble_external.
9967 2008-07-21 DJ Delorie <dj@redhat.com>
9969 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9970 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9972 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9974 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9975 original insn and splitter contents into ...
9976 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9977 flag_unsafe_math_optimizations. Add dummy scratch register.
9978 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9979 !flag_unsafe_math_optimizations. Returns number with next
9980 highest magnitude if this is still less or equal to the true
9981 quotient in magnitude.
9983 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9985 * Makefile.in: Replace toplev.h with TOPLEV_H.
9986 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9987 * c-lex.c (fe_file_change): Don't set in_system_header.
9988 * c-parser.c (c_token): Remove in_system_header.
9989 (c_lex_one_token): Don't set in_system_header.
9990 (c_parser_set_source_position_from_token): Don't set in_system_header.
9991 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9994 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9995 * flags.h (in_system_header): Remove.
9996 * function.c (saved_in_system_header): Remove.
9997 (push_cfun): Don't set in_system_header.
9998 (pop_cfun): Don't set in_system_header.
9999 (push_struct_function): Don't set in_system_header.
10000 * input.h (expanded_location): Add sysp.
10001 (in_system_header_at): New.
10002 (in_system_header): New.
10003 * toplev.c (in_system_header): Remove.
10004 * toplev.h: Include input.h
10006 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10007 * tree-ssa.c (warn_uninit): Call warning_at.
10008 (warn_uninitialized_var): Update calls to warn_uninit.
10009 (warn_uninitialized_phi): Update calls to warn_uninit.
10010 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10011 (expand_location): Initialize xloc.sysp.
10012 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10013 (tree_decl_with_vis): Remove in_system_header_flag.
10015 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10018 * recog.c (asm_operand_ok): Change the order of the extra
10019 memory constraint checks.
10021 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10024 * tree-switch-conversion.c (build_one_array): Call
10025 varpool_mark_needed_node and varpool_finalize_decl
10026 instead of assemble_variable.
10028 2008-07-19 Jan Hubicka <jh@suse.cz>
10030 * cgraph.c (cgraph_add_new_function): Do early local passes.
10031 * tree-nrv.c (gate_pass_return_slot): New gate.
10032 (pass_nrv): Add the gate.
10033 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10035 (coalesce_ssa_name): Coalesce SSA names.
10036 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10037 not optimizing so unused user vars remains visible.
10038 * common.opt (flag_tree_ter): Always enable by default.
10039 * tree-ssa-ter.c: Include flags.h
10040 (is_replaceable_p): Check that locations match; when aliasing
10041 is missing be conservative about loads.
10042 * tree-optimize.c (gate_init_datastructures): Remove.
10043 (pass_init_datastructures): New.
10044 * passes.c: Reorder passes so we always go into SSA.
10046 2008-07-19 Jan Hubicka <jh@suse.cz>
10048 * doc/extend.texi (flatten attribute): Remove note about
10050 * doc/invoke.texi (--combine): Likewise.
10051 (-finline-functions-called-once): Update levels when enabled.
10052 (-funit-at-a-time): Document new behaviour.
10053 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10054 -fno-section-anchors when disabled explicitly.
10055 (inline params): They are not ignored now.
10056 (precompiled headers): Remove unit-at-a-time as being incompatible.
10057 * opts.c (decode_options): Handle unit-at-a-time as alias;
10058 imply -fno-section-anchors when toplevel reorder is disabled
10060 * common.opt (ftoplevel-reorder): Set default value to 2.
10061 (funit-at-a-time): Set default value to 1.
10062 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10065 2008-07-19 Jan Hubicka <jh@suse.cz>
10067 * builtins.c (expand_builtin_int_roundingfn,
10068 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10071 2008-07-19 Richard Guenther <rguenther@suse.de>
10074 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10075 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10076 * tree-ssa-pre.c (get_expr_value_id): For newly created
10077 constant value-ids make sure to add the expression to its
10080 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10082 PR middle-end/36877
10083 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10084 return value of the builtin is ignored.
10086 2008-07-19 Olivier Hainque <hainque@adacore.com>
10088 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10089 bits, a C conformant malloc implementation has to provide.
10090 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10092 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10096 * reload.c (find_reloads_subreg_address): Only reload address if
10097 reloaded == 0, not for reloaded != 1.
10100 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10101 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10102 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10103 m32c_legitimize_reload_address.
10105 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10106 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10107 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10109 2008-07-19 Olivier Hainque <hainque@adacore.com>
10111 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10112 argument, saying whether nested array are to be collapsed
10113 into a single array type DIE with multiple subscripts.
10114 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10115 issues, centralize the nested array types collapsing control and
10116 disable the transformation for Ada.
10118 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10121 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10123 (x86_64_shift_adj_2): New expander.
10124 (x86_64_shift_adj_3): Ditto.
10125 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10126 to split TImode operands.
10127 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10128 (ix86_split_lshr): Ditto.
10130 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10132 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10133 and __CHAR32_TYPE__.
10134 * c-typeck.c (digest_init): Support char16_t and char32_t.
10135 (set_nonincremental_init_from_string): Idem.
10137 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10139 PR middle-end/36859
10140 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10141 PREFERRED_STACK_BOUNDARY.
10142 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10144 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10146 PR middle-end/36858
10147 * function.c (locate_and_pad_parm): Cap boundary earlier.
10149 2008-07-17 Julian Brown <julian@codesourcery.com>
10151 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10152 no-op for targets which don't use DLLs.
10154 2008-07-17 Martin Jambor <mjambor@suse.cz>
10156 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10157 that nodes are relevant by examining the node->analyzed flag.
10158 (ipcp_init_stage): Check which nodes are relevant, assert that the
10159 relevant ones are also required.
10160 (ipcp_propagate_stage): Check on the side arrays are properly
10162 (ipcp_print_all_jump_functions): Make sure not to touch any node
10163 that is not analyzed or an edge that does not have a corresponding
10164 entry in the on-the-side vectors.
10165 (ipcp_function_scale_print): Likewise.
10166 (ipcp_update_callgraph): Check that the node is relevant.
10167 (ipcp_insert_stage): Check that the node is relevant. Check there is
10168 an info for every node and edge.
10169 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10170 (ipa_print_all_tree_maps): Likewise and a new variable info.
10171 (ipa_print_all_params_modified): Likewise.
10172 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10174 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10177 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10179 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10181 PR rtl-optimization/36753
10182 * fwprop.c (use_killed_between): Don't shortcut
10183 single-definition global registers.
10185 2008-07-16 Jan Hubicka <jh@suse.cz>
10187 * cgraph.h (varpool_empty_needed_queue): Declare.
10188 * cgraphunit.c (output_in_order): Mark all variables as needed;
10190 * varpool.c (varpool_assemble_node): Update debug queue.
10191 (varpool_assemble_pending_decls): Don't do it here.
10192 (varpool_empty_needed_queue): New function.
10194 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10196 * recog.c (peephole2_optimize): Fix formatting.
10198 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10200 * c-pch.c (get_ident): Avoid C++ keywords.
10201 * combine-stack-adj.c (single_set_for_csa): Likewise.
10202 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10203 output_asm_insn): Likewise.
10204 * reload.c (push_secondary_reload, find_reusable_reload,
10205 push_reload, combine_reloads, find_reloads,
10206 debug_reload_to_stream): Likewise.
10207 * reload.h (struct reload): Likewise.
10208 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10209 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10210 emit_output_reload_insns): Likewise.
10211 * targhooks.c (default_secondary_reload): Likewise.
10212 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10214 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10216 * recog.c (validate_change_1, validate_change,
10217 validate_unshare_change, validate_replace_rtx_1, struct
10218 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10220 * reload.c (push_secondary_reload, secondary_reload_class,
10221 scratch_reload_class, find_valid_class, find_reusable_reload,
10222 push_reload, find_dummy_reload, find_reloads_address_1,
10223 find_reloads_address_part, find_equiv_reg): Likewise.
10224 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10225 choose_reload_regs): Likewise.
10226 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10228 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10229 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10230 * sched-rgn.c (concat_INSN_LIST): Likewise.
10231 * stor-layout.c (mode_for_size, mode_for_size_tree,
10232 smallest_mode_for_size): Likewise.
10234 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10236 * cfg.c (dump_reg_info): Avoid C++ keywords.
10237 * dwarf2asm.c (dw2_force_const_mem,
10238 dw2_asm_output_encoded_addr_rtx): Likewise.
10239 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10240 * expmed.c (expand_shift): Likewise.
10241 * global.c (find_reg): Likewise.
10242 * graph.c (draw_edge): Likewise.
10243 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10244 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10245 widen_clz, widen_bswap, expand_parity, expand_unop,
10246 emit_cmp_and_jump_insn_1): Likewise.
10247 * postreload.c (reload_cse_simplify_operands): Likewise.
10248 * ra.h (add_neighbor): Likewise.
10249 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10250 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10251 record_reg_classes, copy_cost, record_address_regs,
10252 invalid_mode_change_p): Likewise.
10253 * regrename.c (regrename_optimize, scan_rtx_reg,
10254 dump_def_use_chain, find_oldest_value_reg,
10255 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10257 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10259 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10260 MASK_POWERPC64 for power4 in previous commit.
10262 2008-07-16 Olivier Hainque <hainque@adacore.com>
10264 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10265 instead of bare conversion to cast const-ness away.
10267 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10269 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10270 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10271 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10272 (TARGET_FUNCTION_VALUE): Define.
10274 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10276 * config/rs6000/rs6000.c (processor_target_table): Add
10277 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10279 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10282 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10283 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10284 m32c_legitimize_reload_address.
10286 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10288 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10289 DECL_IN_SYSTEM_HEADER in sync.
10291 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10293 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10294 * tree-ssa-pre.c (pre_expr_eq): Ditto
10295 (get_constant_for_value_id): Take a type as an argument.
10296 (fully_constant_expression): Pass in type.
10297 (find_or_generate_expression): Short circuit constant case.
10298 (create_expression_by_pieces): Remove special casing of
10300 (do_regular_insertion): Short circuit constant case.
10301 (do_partial_partial_insertion): Ditto.
10303 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10306 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10308 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10310 * config/xtensa/libgcc-xtensa.ver: New file.
10311 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10313 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10315 * df-problems.c (df_set_note): Avoid C++ keywords.
10316 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10317 * dse.c (record_store, remove_useless_values): Likewise.
10318 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10319 gen_reg_rtx_offset, operand_subword, change_address_1,
10320 change_address, adjust_address_1, offset_address,
10321 widen_memory_access, emit_copy_of_insn_after): Likewise.
10322 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10323 * fwprop.c (should_replace_address, propagate_rtx_1,
10324 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10326 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10327 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10328 * lcm.c (compute_insert_delete, pre_edge_lcm,
10329 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10330 * lower-subreg.c (resolve_reg_notes): Likewise.
10331 * mode-switching.c (optimize_mode_switching): Likewise.
10333 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10335 * bt-load.c (add_btr_def, migrate_btr_def,
10336 branch_target_load_optimize): Avoid C++ keywords.
10337 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10339 * combine.c (subst, simplify_set, make_extraction,
10340 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10341 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10342 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10344 2008-07-15 Richard Guenther <rguenther@suse.de>
10346 PR middle-end/36369
10347 * c-common.c (strict_aliasing_warning): Do not warn for
10348 TYPE_REF_CAN_ALIAS_ALL pointers.
10349 (c_common_get_alias_set): may_alias types are not special.
10350 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10351 attribute and set can_ref_all accordingly.
10352 (build_reference_type_for_mode): Likewise.
10353 * doc/extend.texi (may_alias): Clarify.
10355 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10358 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10359 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10361 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10364 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10365 gcc_assert, instead call output_operand_lossage.
10367 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10369 * builtins.c (std_canonical_va_list): Treat structure based
10372 2008-07-15 Ben Elliston <bje@au.ibm.com>
10374 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10376 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10378 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10381 2008-07-14 Jan Hubicka <jh@suse.cz>
10383 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10384 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10385 fix predicates and constraints.
10386 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10387 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10389 2008-07-14 Doug Kwan <dougkwan@google.com>
10391 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10392 additional option file arm/eabi.opt.
10393 * config/arm/eabi.h (File): New configuration file for EABI targets.
10394 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10395 SUBSUBTARGET_EXTRA_SPECS.
10396 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10397 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10398 from STARTFILE_SPEC so that it can be referenced in an override.
10399 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10400 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10401 can be referenced in an override.
10402 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10403 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10404 so that it can be referenced in an override.
10405 (LINK_SPEC): Use BPABI_LINK_SPEC.
10406 * config/arm/eabi.opt (File): New.
10408 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10410 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10411 (FIXED_VALUE_H): New variable.
10412 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10413 input.h, fixed-value.h.
10414 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10415 (BASIC_BLOCK_H): Use $(BITMAP_H).
10416 (FUNCTION_H): Add varray.h.
10417 (IPA_REFERENCE_H): Use $(BITMAP_H).
10418 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10419 (DF_H): Use $(BITMAP_H).
10420 (GGC_H): Add statistics.h.
10421 (INSN_ADDR_H): New.
10422 (INSN_ATTR_H): Use it.
10423 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10425 (SYMTAB_H): Add $(OBSTACK_H).
10426 (CPP_INTERNAL_H): New.
10427 (TREE_DUMP_H): Add tree-pass.h.
10428 (TREE_FLOW_H): Use $(BITMAP_H)
10429 (PRETTY_PRINT_H): Use $(INPUT_H).
10430 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10433 (many object files): Fix lots of header dependencies throughout.
10435 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10437 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10439 (s-gtyp-input): Use them to write tmp-gi.list.
10440 (echo_to_gi.list): Remove.
10442 2008-07-14 Richard Guenther <rguenther@suse.de>
10444 * tree-ssa-sccvn.c (pre_info): Remove.
10445 (switch_to_PRE_table): Likewise.
10446 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10447 (set_hashtable_value_ids): Do not create value-ids for the
10449 (run_scc_vn): Remove double test. Remove bogus special-case
10450 in value-number printing.
10451 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10452 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10454 * tree-flow-inline.h (get_value_handle): Remove.
10455 * tree-flow.h (get_value_handle): Remove.
10457 2008-07-14 Martin Jambor <mjambor@suse.cz>
10459 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10460 in which we generate arithmetics is not a subrange.
10462 2008-07-14 Martin Jambor <mjambor@suse.cz>
10464 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10466 2008-07-14 Richard Guenther <rguenther@suse.de>
10468 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10470 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10473 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10474 reload for symbol refs moved to r0 with -fPIC.
10475 (legitimize_pic_address): Use the target register as temporary
10477 (emit_symbolic_move): Adjust comment.
10478 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10481 2008-07-14 Ben Elliston <bje@au.ibm.com>
10483 * c-common.h (C_CPP_HASHNODE): New macro.
10484 * coretypes.h (struct cpp_token): Forward declare.
10485 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10486 the context-sensitive keyword method.
10487 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10488 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10489 expand_bool_pixel): New.
10490 (altivec_categorize_keyword): New function.
10491 (init_vector_keywords): New function.
10492 (rs6000_macro_to_expand): Likewise.
10493 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10494 compiling an ISO C dialect.
10496 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10498 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10499 (create_expression_by_pieces): Fix typo.
10500 (do_regular_insertion): Use debug counter here too.
10502 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10505 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10506 CONST_OK_FOR_LETTER_P. All port-local users changed.
10507 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10508 implement Kp matching power-of-two.
10509 (CONSTRAINT_LEN): Define to match.
10510 * config/cris/cris.md: Replace all use of constraint K with Kc.
10511 ("*btst*): Use Kp for operand 0 of last alternative.
10513 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10516 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10519 2008-07-13 Jan Hubicka <jh@suse.cz>
10521 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10524 2008-07-13 Richard Guenther <rguenther@suse.de>
10526 PR middle-end/36811
10527 * langhooks.c (lhd_print_error_function): Deal with recursive
10530 2008-07-12 Jan Hubicka <jh@suse.cz>
10532 * cgraph.c (assembler_name_hash): New static var.
10533 (hash_node_by_assembler_name, eq_assembler_name): New.
10534 (cgraph_node_for_asm): Use hashtable.
10535 (cgraph_remove_node): Maintain hashtable.
10536 (change_decl_assembler_name): Sanity check that names are not changing
10537 after aliasing was processed.
10538 * cgraph.h (varpoon_node): Add next GGC marker.
10539 * tree.c (decl_assembler_name_equal): Constify.
10540 (decl_assembler_name_hash): New.
10541 * tree.h (decl_assembler_name_equal): Constify.
10542 (decl_assembler_name_hash): Update.
10544 2008-07-12 David Daney <ddaney@avtrex.com>
10546 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10547 sb1 and r5000 cpus.
10549 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10551 * doc/md.texi: Document the MIPS "v" constraint.
10552 * config/mips/mips.h (reg_class): Revert last change.
10553 (REG_CLASS_NAMES): Likewise.
10554 (REG_CLASS_CONTENTS): Likewise.
10555 * config/mips/mips.c (mips_regno_to_class): Likewise.
10556 * config/mips/constraints.md (v): Likewise, but add documentation.
10557 Add a comment to say that this constraint should not be used in
10560 2008-07-11 DJ Delorie <dj@redhat.com>
10562 * config/h8300/h8300.md (length): Fix branch offset limit.
10564 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10566 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10567 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10568 (avr_hard_regno_scratch_ok): New function.
10569 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10570 * config/avr/avr.md (all peepholes that request a scratch register):
10571 Remove avr_peep2_scratch_safe use.
10573 2008-07-11 Tom Tromey <tromey@redhat.com>
10574 Ian Lance Taylor <iant@google.com>
10576 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10577 (struct c_common_resword): Define.
10578 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10579 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10580 (c_common_reswords, num_c_common_reswords): Declare.
10581 * c-common.c (c_common_reswords): New global const array.
10582 (num_c_common_reswords): New const int.
10583 * c-parser.c (struct resword, reswords): Don't define.
10584 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10585 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10586 than reswords. If warning about C++ keywords, give them a special
10588 (c_lex_one_token): Warn about C++ keywords. Call
10589 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10590 (c_parser_external_declaration): Look for RID_xxx rather than
10591 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10592 (c_parser_statement_after_labels): Likewise.
10593 (c_parser_objc_class_instance_variables): Likewise.
10594 (c_parser_objc_class_declaration): Likewise.
10595 (c_parser_objc_try_catch_statement): Likewise.
10596 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10597 (declspecs_add_type): Likewise.
10599 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10601 * ggc-page.c (alloc_page):
10602 Substituting xmalloc, xcalloc with
10603 XNEWVEC and XCNEWVAR macros which add the
10606 2008-07-11 Richard Guenther <rguenther@suse.de>
10608 PR tree-optimization/36765
10609 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10610 aliases from HEAP vars to SMTs.
10612 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10614 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10615 * configure.ac (loose_warn): Move -Wc++-compat from here...
10616 (strict_warn): ...to here.
10617 * configure: Regenerate.
10619 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10621 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10622 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10623 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10624 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10625 excluding more specific h8300-*-* and sh-*-* targets.
10627 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10629 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10630 (eliminate): Ditto.
10631 (execute_pre): Call loop_optimizer_finalize in early exit.
10633 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10635 PR middle-end/36790
10636 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10637 uids in the bitmap, not just VAR_DECL uids.
10639 PR rtl-optimization/36419
10640 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10641 (combine_stack_adjustments_for_block): Call it if needed. Delete
10643 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10644 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10645 prologue sp adjustment.
10647 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10650 * opts.c (print_ignored_options): Report postponed diagnostics for
10651 unknown -Wno-* options as warnings, not errors.
10652 (postpone_unknown_option_error): Renamed to...
10653 (postpone_unknown_option_warning): ... this.
10655 2008-07-09 Doug Kwan <dougkwan@google.com>
10658 2008-07-08 Doug Kwan <dougkwan@google.com>
10660 * config/arm/arm.opt (mandroid): New option.
10661 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10662 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10664 (CC1PLUS_SPEC): Same.
10666 (STARTFILE_SPEC): Same.
10667 (ENDFILE_SPEC): Same.
10668 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10671 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10674 * config/mips/mips.h (reg_class): Remove V1_REG.
10675 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10676 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10677 instead of V1_REGS.
10678 (mips_get_tp): New function.
10679 (mips_legitimize_tls_address): Use it.
10680 * config/mips/constraints.md (v): Delete.
10681 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10682 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10683 After reload, split into a move and ...
10684 (*tls_get_tp_<mode>_split): ...this new instruction.
10686 2008-07-09 David Daney <ddaney@avtrex.com>
10688 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10690 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10692 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10693 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10695 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10696 htab_delete should be called. Don't free c.
10697 (lookup_tmp_var): Create temp_htab lazily.
10698 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10699 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10701 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10702 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10703 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10704 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10705 * tree-sra.c (generate_element_init): Likewise.
10706 * tree-mudflap.c (execute_mudflap_function_ops,
10707 execute_mudflap_function_decls): Likewise.
10708 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10709 * tree-gimple.h (struct gimplify_ctx): New type.
10710 (push_gimplify_context): Adjust prototype.
10712 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10714 * tree-ssa-pre.c (phi_translate_1): Update placement of
10715 add_to_value calls.
10717 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10719 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10720 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10721 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10722 * targhooks.c (default_hard_regno_scratch_ok): New function.
10723 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10724 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10725 * recog.c: Include "target.h".
10726 (peep2_find_free_register): Add check for global regs. Add target
10728 * Makefile.in (recog.o): Depend on target.h.
10730 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10732 * config/sh/sh.c (sh_canonical_va_list_type): New.
10733 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10735 2008-07-09 Raksit Ashok <raksit@google.com>
10737 * doc/invoke.texi (Option Summary): Mention new option
10738 -Wdisallowed-function-list=...
10739 (Warning Options): Document -Wdisallowed-function-list=...
10740 * common.opt (Wdisallowed-function-list=): New flag.
10741 * flags.h (warn_disallowed_functions): External definition of new
10742 boolean warning flag.
10743 (warn_if_disallowed_function_p): Declare new function.
10744 * opts.c (warning_disallowed_functions): New static variable.
10745 (warn_disallowed_functions): New boolean warning flag.
10746 (warn_if_disallowed_function_p): New function.
10747 (add_comma_separated_to_vector): Rename
10748 add_instrument_functions_exclude_list to this.
10749 (common_handle_option): Handle new option. Rename calls to
10750 add_instrument_functions_exclude_list into calls to
10751 add_comma_separated_to_vector.
10752 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10753 based on flag warn_disallowed_functions.
10755 2008-07-09 Christian Bruel <christian.bruel@st.com>
10757 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10758 instead of get_attr_length.
10760 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10762 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10764 * genemit.c (gen_insn): Likewise.
10765 * gengtype.c (note_def_vec): Likewise.
10766 * gengtype.h (note_def_vec): Likewise.
10767 * genoutput.c (struct data, output_insn_data, process_template,
10768 gen_expand, gen_split, note_constraint): Likewise.
10769 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10770 make_insn_sequence): Likewise.
10771 * gensupport.c (record_insn_name): Likewise.
10773 2008-07-08 Doug Kwan <dougkwan@google.com>
10775 * config/arm/arm.opt (mandroid): New option.
10776 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10777 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10779 (CC1PLUS_SPEC): Same.
10781 (STARTFILE_SPEC): Same.
10782 (ENDFILE_SPEC): Same.
10783 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10786 2008-07-08 Raksit Ashok <raksit@google.com>
10788 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10789 (set_storage_via_setmem): Fix expected_align parameter.
10790 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10791 missing from the list.
10792 * doc/md.texi (movmem): Explicitly state that expected alignment is
10793 to be expressed in bytes.
10794 (setmem): Explicitly state that expected alignment is to be expressed
10797 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10799 * reload.c (find_reloads_subreg_address): Do not require validity
10800 of address in original mode before reloading address.
10802 2008-07-07 Tianwei Sheng <tianweis@google.com>
10804 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10805 bounds array access.
10807 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10809 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10811 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10813 Fix PR tree-optimization/23455
10814 Fix PR tree-optimization/35286
10815 Fix PR tree-optimization/35287
10816 * Makefile.in (OBJS-common): Remove tree-vn.o.
10817 (tree-vn.o): Remove.
10818 * dbgcnt.def: Add treepre_insert debug counter.
10819 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10820 (debug_value_expressions): Ditto.
10821 (print_value_expressions): Ditto.
10822 * tree-pretty-print.c (dump_generic_node): Updated for
10823 VALUE_HANDLE removal.
10824 * tree-ssa-dom.c (record_equality): Ditto.
10825 (cprop_operand): Ditto.
10826 (lookup_avail_expr): Ditto.
10827 * tree-ssa-threadedge.c
10828 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10829 (simplify_control_stmt_condition): Ditto.
10830 * tree.c (tree_code_size): Ditto.
10831 (tree_node_structure): Ditto.
10832 (iterative_hash_expr): Ditto.
10834 * tree.h (VALUE_HANDLE_ID): Ditto.
10835 (VALUE_HANDLE_EXPR_SET): Ditto.
10836 (struct tree_value_handle): Ditto.
10837 (union tree_node): Ditto.
10838 * treestruct.def: Ditto.
10839 * tree-vn.c: Removed.
10840 * tree-ssa-pre.c: Rewritten entirely.
10841 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10842 (constant_value_ids): Ditto.
10843 (vn_nary_op_t): Moved to header.
10845 (vn_reference_op_t): Ditto
10846 (vn_reference_t): Ditto.
10847 (next_value_id): New variable.
10848 (VN_INFO): Add an assert.
10849 (vn_constant_eq): New function.
10850 (vn_constant_hash): Ditto.
10851 (get_or_alloc_constant_value_id): Ditto.
10852 (value_id_constant_p): Ditto.
10853 (vn_reference_compute_hash): De-staticify.
10854 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10855 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10856 (valueize_refs): Update opcode if it changes from ssa name to constant.
10857 (vn_reference_lookup_1): Add new argument.
10858 (vn_reference_lookup): Ditto.
10859 (vn_reference_lookup_pieces): New function.
10860 (vn_reference_insert): Add return type. Modify to deal with value ids.
10861 (vn_reference_insert_pieces): New function.
10862 (vn_nary_op_compute_hash): De-staticify.
10863 (vn_nary_op_eq): Ditto.
10864 (vn_nary_op_lookup_pieces): New function.
10865 (vn_nary_op_lookup): Add new argument.
10866 (vn_nary_op_insert_pieces): New function.
10867 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10868 (vn_phi_insert): Ditto.
10869 (visit_unary_op): Update for callee changes.
10870 (visit_binary_op): Ditto.
10871 (visit_reference_op_load): Ditto.
10872 (visit_reference_op_store): Ditto.
10873 (init_scc_vn): Init next_value_id, constant_to_value_id and
10874 constant_value_ids.
10875 (free_scc_vn): Free them.
10876 (set_hashtable_value_ids): New function.
10877 (run_scc_vn): Use it.
10878 (get_max_value_id): New function.
10879 (get_next_value_id): Ditto.
10880 (expressions_equal_p): Moved from tree-vn.c
10881 (sort_vuses): Ditto.
10882 (sort_vuses_heap): Ditto.
10883 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10885 * tree.c (iterative_hash_hashval_t): Made non-static
10886 * tree.h (iterative_hash_hashval_t): Declare it.
10888 2008-07-08 Martin Jambor <mjambor@suse.cz>
10890 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10891 instead of ipa_create_node_params.
10892 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10893 ipa_check_create_edge_args, free them with
10894 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10896 * ipa-prop.c: Include flags.h and tree-inline.h.
10897 (ipa_node_params_vector): New variable.
10898 (ipa_edge_args_vector): New variable.
10899 (edge_removal_hook_holder): New variable.
10900 (node_removal_hook_holder): New variable.
10901 (edge_duplication_hook_holder): New variable.
10902 (node_duplication_hook_holder): New variable.
10903 (ipa_detect_param_modifications): Check for presence of modified flags.
10904 (ipa_compute_jump_functions): Check for presence of jump functions.
10905 (ipa_free_edge_args_substructures): New function.
10906 (ipa_create_node_params): Removed.
10907 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10908 (ipa_free_node_params_substructures): New function.
10909 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10911 (ipa_edge_removal_hook): New function.
10912 (ipa_node_removal_hook): New function.
10913 (duplicate_array): New function.
10914 (ipa_edge_duplication_hook): New function.
10915 (ipa_node_duplication_hook): New function.
10916 (ipa_register_cgraph_hooks): New function.
10917 (ipa_unregister_cgraph_hooks): New function.
10918 (free_all_ipa_structures_after_ipa_cp): New function.
10920 * ipa-prop.h: Include vec.h.
10921 (ipa_node_params_t): New typedef with vector types for it.
10922 (ipa_edge_args_t): New typedef with vector types for it.
10923 (IPA_NODE_REF): Changed to access an on-the-side vector.
10924 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10925 (ipa_check_create_node_params): New function.
10926 (ipa_check_create_edge_args): New function.
10928 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10931 2008-07-07 Tom Tromey <tromey@redhat.com>
10933 * configure, config.in: Rebuilt.
10934 * configure.ac: Don't check for scandir or alphasort.
10936 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10938 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10939 types immediately after creating them.
10941 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10943 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10945 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10947 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10948 dump_constraint_graph.
10949 (dump_constraint_edge): New function.
10950 (dump_constraint_graph): New function.
10951 (debug_constraint_graph): New function.
10952 (dump_constraint): Removed useless comparison.
10953 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10954 (dump_constraint_graph): Declare.
10955 (debug_constraint_graph): Declare.
10956 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10958 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10960 * config/i386/i386.c (is_va_list_char_pointer): New.
10961 (ix86_va_start): Replace compare with ms_va_list_type_node
10962 by is_va_list_char_pointer.
10963 (ix86_gimplify_va_arg): Likewise.
10965 2008-07-07 Martin Jambor <mjambor@suse.cz>
10967 * cgraph.c (cgraph_edge_max_uid): New variable.
10968 (struct cgraph_edge_hook_list): New type.
10969 (struct cgraph_node_hook_list): New type.
10970 (struct cgraph_2edge_hook_list): New type.
10971 (struct cgraph_2node_hook_list): New type.
10972 (first_cgraph_edge_removal_hook): New variable.
10973 (first_cgraph_node_removal_hook): New variable.
10974 (first_cgraph_edge_duplicated_hook): New variable.
10975 (first_cgraph_node_duplicated_hook): New variable.
10976 (cgraph_add_edge_removal_hook): New function.
10977 (cgraph_remove_edge_removal_hook): New function.
10978 (cgraph_call_edge_removal_hooks): New function.
10979 (cgraph_add_node_removal_hook): New function.
10980 (cgraph_remove_node_removal_hook): New function.
10981 (cgraph_call_node_removal_hooks): New function.
10982 (cgraph_add_edge_duplication_hook): New function.
10983 (cgraph_remove_edge_duplication_hook): New function.
10984 (cgraph_call_edge_duplication_hooks): New function.
10985 (cgraph_add_node_duplication_hook): New function.
10986 (cgraph_remove_node_duplication_hook): New function.
10987 (cgraph_call_node_duplication_hooks): New function.
10988 (cgraph_create_edge): Assign to edge uid.
10989 (cgraph_remove_edge): Call edge removal hooks.
10990 (cgraph_node_remove_callees): Call edge removal hooks.
10991 (cgraph_node_remove_callers): Call edge removal hooks.
10992 (cgraph_remove_node): Call node removal hooks.
10993 (cgraph_clone_edge): Call edge duplication hooks.
10994 (cgraph_clone_node): Call node duplication hooks.
10996 * cgraph.h (cgraph_edge): New field uid.
10997 (cgraph_edge_hook): New type.
10998 (cgraph_node_hook): New type.
10999 (cgraph_2edge_hook): New type.
11000 (cgraph_2node_hook): New type.
11002 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11004 * config.in: Regenerate.
11006 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11008 * gcc.c (print_sysroot): New.
11009 (option_map, display_help, process_command): Handle the
11010 -print-sysroot option.
11011 (main): Print the sysroot if requested.
11012 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11014 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11017 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11019 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11021 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11022 (assign_parm_setup_block_p): Also check mode of entry_parm.
11024 2008-07-07 Richard Guenther <rguenther@suse.de>
11026 * tree-ssa-structalias.h (set_used_smts): Remove.
11027 * tree-ssa-structalias.c (used_smts): Likewise.
11028 (set_used_smts): Likewise.
11029 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11030 call to set_used_smts.
11032 2008-07-07 Richard Guenther <rguenther@suse.de>
11034 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11035 (new_var_info): Set it to false.
11036 (solution_set_add): Correctly handle pointers outside a var and
11038 (type_safe): Treat variables with is_full_var properly.
11039 (do_sd_constraint): Likewise.
11040 (do_ds_constraint): Likewise.
11041 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11042 (get_constraint_for_ptr_offset): New function.
11043 (get_constraint_for_component_ref): For addresses at least include
11044 the last field of the variable. Handle is_full_vars properly.
11045 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11046 (handle_ptr_arith): Remove.
11047 (find_func_aliases): Simplify assignment handling.
11048 (create_function_info_for): For parameter and result varinfos set
11050 (create_variable_info_for): Set is_full_var flag whenever we
11051 just created a single varinfo for a decl.
11052 (init_alias_vars): Initialize use_field_sensitive from
11053 max-fields-for-field-sensitive parameter.
11055 2008-07-07 Richard Guenther <rguenther@suse.de>
11057 PR tree-optimization/36713
11058 * tree-flow-inline.h (is_call_used): New function.
11059 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11060 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11061 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11063 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11065 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11067 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11069 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11071 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11072 Nathan Sidwell <nathan@codesourcery.com>
11074 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11075 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11077 * config/m68k/t-linux: New.
11078 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11081 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11083 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11084 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11087 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11089 * gcc.c (execute): Fix -Wc++-compat warning.
11091 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11094 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11095 constant for little endian.
11097 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11099 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11100 mips_base_mips16 instead of TARGET_MIPS16.
11101 (mips_base_mips16): Declare.
11102 * config/mips/mips.c (mips_base_mips16): Make global.
11103 (was_mips16_p): Remove GTY marker.
11104 (was_mips16_pch_p): New variable.
11105 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11106 (mips_override_options): Force to non-MIPS16 mode initially.
11107 Do not complain about MIPS16 PIC incompatibilities here.
11108 Only allow -mgpopt if -mexplicit-relocs is in force for
11111 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11113 * configure.ac: Check for caddr_t, define to char * if not defined.
11114 * configure: Regenerate.
11115 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11116 (mmap_gt_pch_use_address): Likewise.
11117 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11119 2008-07-06 Richard Guenther <rguenther@suse.de>
11121 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11122 (new_var_info): Deal with it.
11123 (solution_set_add): Likewise.
11124 (bitpos_of_field): Make signed, fix.
11125 (struct fieldoff): Remove type and decl fields. Make size field
11126 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11128 (fieldoff_compare): Deal with it.
11129 (push_fields_onto_fieldstack): Remove has_union argument, glob
11130 adjacent non-pointer fields together.
11131 (create_function_info_for): Do not set has_union.
11132 (create_variable_info_for): Simplify.
11134 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11136 * config.gcc (extra_headers): Add cross-stdarg.h for target
11137 x86_64-*-* and i?86-*-*.
11138 * config/i386/cross-stdarg.h: New.
11139 * builtins.c (std_fn_abi_va_list): New.
11140 (std_canonical_va_list_type): New.
11141 (stabilize_va_list): Replace va_list_type_node use by
11142 mtarget.canonical_va_list_type.
11143 (gimplify_va_arg_expr): Likewise.
11144 (expand_builtin_va_copy): Replace va_list_type_node use by
11145 mtarget.fn_abi_va_list.
11146 * tree-sra.c (is_va_list_type): New helper.
11147 (decl_can_be_decomposed_p): Replace
11148 va_list_type_node use by is_va_list_type.
11149 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11150 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11151 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11152 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11153 (ix86_enum_va_list): New.
11154 * config/i386/i386.c (sysv_va_list_type_node): New.
11155 (ms_va_list_type_node): New.
11156 (ix86_function_type_abi): Remove sorry.
11157 (ix86_build_builtin_va_list_abi): New.
11158 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11159 for 64-bit targets.
11160 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11161 (ix86_init_builtins_va_builtins_abi): New.
11162 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11163 for 64-bit targets.
11164 (ix86_handle_abi_attribute): New.
11165 (attribute_spec): Add sysv_abi and ms_abi.
11166 (ix86_fn_abi_va_list): New.
11167 (ix86_canonical_va_list_type): New.
11168 (ix86_enum_va_list): New.
11169 (TARGET_FN_ABI_VA_LIST): New.
11170 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11171 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11172 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11173 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11174 (TARGET_ENUM_VA_LIST): New.
11175 * expr.h (std_fn_abi_va_list): New.
11176 (std_canonical_va_list_type): New.
11177 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11178 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11179 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11180 TARGET_CANONICAL_VA_LIST_TYPE.
11181 * target.h (struct gcc_target): Add fn_abi_va_list hook
11182 and canonical_va_list_type hook.
11184 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11186 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11187 integral and pointer types.
11189 2008-07-04 Roger Sayle <roger@eyesopen.com>
11191 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11192 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11194 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11197 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11199 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11201 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11202 build_gimple_modify_stmt.
11203 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11204 gimple operand. Use fold_build* instead of build*.
11206 2008-07-04 Richard Guenther <rguenther@suse.de>
11208 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11209 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11210 properly to compute the reachability set if we do field-sensitive PTA.
11211 * invoke.texi (max-fields-for-field-sensitive): Document default.
11212 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11213 100 for optimize >= 2.
11215 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11217 * ggc-zone.c (lookup_page_table_if_allocated,
11218 set_page_table_entry, zone_find_object_size, alloc_small_page,
11219 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11220 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11221 -Wc++-compat and/or -Wcast-qual warnings.
11223 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11226 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11227 pic_offset_table_rtx to be marked as used here.
11228 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11229 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11230 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11231 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11232 !TARGET_SECURE_PLT.
11234 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11236 * alloc-pool.c (hash_descriptor, eq_descriptor,
11237 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11238 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11240 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11241 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11242 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11243 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11246 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11248 * tree-flow.h (loop_only_exit_p): Declare.
11249 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11250 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11251 the number of iterations if it is constant. Otherwise, if this is the
11252 only possible exit of the loop, use the conservative estimate on the
11253 number of iterations of the entire loop if available.
11255 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11257 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11258 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11259 Add synchronization functions.
11260 * config/sync.c: New file.
11261 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11262 (LIBGCC_SYNC_CFLAGS): Likewise.
11264 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11267 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11268 (*pushtf_sse): New insn pattern.
11269 (pushtf splitters): New splitters.
11271 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11273 PR middle-end/35736
11274 * predict.c (build_predict_expr): Use void_type_node for the tree
11275 type, instead of NULL_TREE.
11277 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11279 * config/i386/i386.c (contains_aligned_value_p): Return true
11281 (ix86_data_alignment): Align TCmode to 128bits.
11282 (ix86_local_alignment): Likewise.
11284 2008-07-03 Andrew Haley <aph@redhat.com>
11287 * vec.h (VEC_TA): New.
11288 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11289 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11290 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11291 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11292 (C_COMMON_FIXED_TYPES): Remove first arg.
11293 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11294 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11295 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11296 not to use empty macro arguments.
11298 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11300 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11301 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11302 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11303 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11304 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11305 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11306 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11307 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11308 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11309 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11310 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11311 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11312 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11313 config/rs6000/e500crtres64gpr.asm,
11314 config/rs6000/e500crtres64gprctr.asm,
11315 config/rs6000/e500crtrest32gpr.asm,
11316 config/rs6000/e500crtrest64gpr.asm,
11317 config/rs6000/e500crtresx32gpr.asm,
11318 config/rs6000/e500crtresx64gpr.asm,
11319 config/rs6000/e500crtsav32gpr.asm,
11320 config/rs6000/e500crtsav64gpr.asm,
11321 config/rs6000/e500crtsav64gprctr.asm,
11322 config/rs6000/e500crtsavg32gpr.asm,
11323 config/rs6000/e500crtsavg64gpr.asm,
11324 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11325 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11326 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11327 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11328 config/sparc/sol2-cn.asm: Remove .file directives.
11330 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11332 * resource.c (mark_referenced_resources): Look inside
11333 UNSPEC_VOLATILEs and ASM_INPUTs.
11335 2008-07-02 Ian Lance Taylor <iant@google.com>
11337 * rtlanal.c (add_reg_note): New function.
11338 * rtl.h (add_reg_note): Declare.
11339 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11340 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11341 * builtins.c (expand_builtin_longjmp): Likewise.
11342 (expand_builtin_nonlocal_goto): Likewise.
11343 * calls.c (emit_call_1, expand_call): Likewise.
11344 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11345 * cfglayout.c (fixup_reorder_chain): Likewise.
11346 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11347 (commit_one_edge_insertion): Likewise.
11348 * combine.c (move_deaths, distribute_notes): Likewise.
11349 * df-problems.c (df_set_note): Likewise.
11350 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11351 (set_unique_reg_note): Likewise.
11352 (emit_copy_of_insn_after): Likewise.
11353 * expr.c (expand_expr_real): Likewise.
11354 * gcse.c (add_label_notes): Likewise.
11355 * haifa-sched.c (create_check_block_twin): Likewise.
11356 * jump.c (mark_jump_label_1): Likewise.
11357 * loop-doloop.c (add_test, doloop_modify): Likewise.
11358 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11359 * lower-subreg.c (move_eh_region_note): Likewise.
11360 * optabs.c (emit_libcall_block): Likewise.
11361 * predict.c (predict_insn): Likewise.
11362 (combine_predictions_for_insn): Likewise.
11363 * recog.c (peephole2_optimize): Likewise.
11364 * regmove.c (try_auto_increment): Likewise.
11365 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11366 * reload.c (find_reloads): Likewise.
11367 * reload1.c (fixup_eh_region_note): Likewise.
11368 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11369 * reorg.c (delete_prior_computation): Likewise.
11370 (delete_computation, dbr_schedule): Likewise.
11371 * config/pa/pa.c (legitimize_pic_address): Likewise.
11372 * config/sh/sh.c (sh_reorg): Likewise.
11374 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11377 * config/libgcc-glibc.ver: Add %exclude.
11378 * config/m32r/libgcc-glibc.ver: Likwise.
11379 * config/s390/libgcc-glibc.ver: Likwise.
11380 * config/sh/libgcc-glibc.ver: Likwise.
11381 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11383 * config/i386/libgcc-glibc.ver: New.
11385 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11387 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11389 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11390 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11391 i[34567]86-*-linux*, x86_64-*-linux*. Add
11392 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11393 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11394 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11395 i[34567]86-*-linux*, x86_64-*-linux*.
11397 * libgcc-std.ver: Add empty GCC_4.4.0.
11399 * mkmap-symver.awk: Support multiple versions per symbol.
11401 * config/i386/i386.c (ix86_init_builtins): Always define
11402 __builtin_fabsq and __builtin_copysignq with fallbacks.
11403 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11404 and __builtin_copysignq if SSE2 isn't available.
11406 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11407 (LIBGCC2_TF_CEXT): Likwise.
11408 (TF_SIZE): Likwise.
11410 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11412 * config/i386/sfp-machine.h: Moved to libgcc.
11414 * config/i386/sfp-machine.h: New.
11415 * config/i386/t-linux: Likwise.
11417 * config/i386/t-darwin: Remove softfp_wrap_start and
11419 * config/i386/t-darwin64: Likewise.
11421 * config/i386/t-fprules-softfp64: Renamed to ...
11422 * config/i386/t-fprules-softfp: This.
11424 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11425 and softfp_wrap_end.
11427 2008-07-02 Jason Merrill <jason@redhat.com>
11429 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11431 * tree.c (ctor_to_list): New fn.
11432 * tree.h: Declare it.
11433 (CONSTRUCTOR_ELT): New macro.
11434 (CONSTRUCTOR_NELTS): New macro.
11436 2008-07-02 Richard Guenther <rguenther@suse.de>
11438 * tree-ssa-structalias.c (struct variable_info): Reorder
11439 to fill padding on 64bit hosts. Make collapsed_to an int.
11440 (get_varinfo_fc): Deal with that.
11441 (new_var_info): Likewise.
11442 (collapse_rest_of_var): Likewise.
11444 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11446 * doc/install.texi (--enable-java-home): Document.
11447 (--enable-aot-compile-rpm): Likewise.
11448 (--with-arch-directory): Likewise.
11449 (--with-os-directory): Likewise.
11450 (--with-origin-name): Likewise.
11451 (--with-arch-suffix): Likewise.
11452 (--with-jvm-root-dir): Likewise.
11453 (--with-jvm-jar-dir): Likewise.
11454 (--with-python-dir): Likewise.
11456 2008-07-02 Richard Guenther <rguenther@suse.de>
11458 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11459 from decls explicitly. Merge operand checking from tuples.
11461 2008-07-02 Martin Jambor <mjambor@suse.cz>
11463 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11465 2008-07-02 Martin Jambor <mjambor@suse.cz>
11467 * tree-switch-conversion.c: Included timevar.h
11468 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11470 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11472 2008-07-02 Martin Jambor <mjambor@suse.cz>
11474 * tree-switch-conversion.c: Corrected various comments and
11476 (build_constructors): Fixed minor formatting mistakes.
11478 * invoke.texi (Optimize Options): Corrected the
11479 switch-conversion-max-branch-ratio parameter.
11481 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11483 * final.c (asm_insn_count): Return zero for an empty asm body.
11485 2008-07-02 Richard Guenther <rguenther@suse.de>
11487 * bitmap.h (bitmap_set_bit): Return bool.
11488 (bitmap_clear_bit): Likewise.
11489 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11490 write to the bitmap if it would.
11491 (bitmap_clear_bit): Likewise.
11492 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11493 bitmap_set_bit return value.
11494 (add_pred_graph_edge): Likewise.
11495 (add_graph_edge): Likewise.
11496 (do_sd_constraint): Likewise.
11497 (do_ds_constraint): Likewise.
11499 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11501 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11502 Fix -Wc++-compat and/or -Wcast-qual warnings.
11503 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11504 gen_regparm_prefix): Likewise.
11505 * vmsdbgout.c (write_modbeg, lookup_filename,
11506 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11508 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11510 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11511 defaults.h definition apply.
11513 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11515 * function.c (assign_parm_remove_parallels): New.
11516 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11518 (assign_parm_setup_block): Do not handle them.
11519 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11520 assign_parm_remove_parallels.
11522 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11524 * c-typeck.c (convert_for_assignment): Use
11525 vector_targets_convertible_p.
11526 * c-common.c (vector_targets_convertible_p): New.
11527 * c-common.h (vector_targets_convertible_p): New prototype.
11528 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11529 opaque_p_V2SI_type_node.
11531 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11533 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11536 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11538 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11539 TFmode constants via two element DImode vector for hosts with
11540 HOST_BITS_PER_WIDE_INT < 64.
11541 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11542 also for HOST_BITS_PER_WIDE_INT < 64.
11544 2008-07-01 Richard Guenther <rguenther@suse.de>
11546 PR tree-optimization/36666
11547 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11548 (get_constraint_exp_from_ssa_var): Split into ...
11549 (get_constraint_exp_for_temp): ... this ...
11550 (get_constraint_for_ssa_var): ... and that.
11551 Return constraint expressions for all touched sub-fields
11552 if the results address is not taken.
11553 (process_constraint): Remove assertion that aggregate
11554 assignments do not happen at this place.
11555 (get_constraint_for_component_ref): Add address_p argument.
11556 Return constraint expressions for all touched sub-fields
11557 if the results address is not taken.
11558 (do_deref): Use get_constraint_exp_for_temp.
11559 (get_constraint_for_1): Rename from ...
11560 (get_constraint_for): ... this. Add the old function as wrapper.
11561 (do_structure_copy): Use get_constraint_for_1.
11563 2008-07-01 Martin Jambor <mjambor@suse.cz>
11565 * Makefile.in (tree-switch-conversion.o): Add.
11566 (OBJS-common): Add tree-swtch-conversion.o.
11567 * passes.c (init_optimization_passes): Add pass_convert_switch.
11568 * tree-pass.h: (pass_convert_switch): Add.
11569 * tree-switch-conversion.c: New file.
11570 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11571 * common.opt (ftree-cswtch): New option.
11572 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11573 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11574 * opts.c (decode_options): Set flag_tree_switch_conversion when
11575 optimization level is >= 2.
11576 * doc/invoke.texi (Optimize Options): Added description of
11577 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11579 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11581 * config/darwin-driver.c (darwin_default_min_version): Fix
11582 -Wc++-compat warnings.
11584 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11586 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11589 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11591 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11593 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11595 PR rtl-optimization/34744
11596 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11597 (df_scan_free_internal): Free data structures not
11598 allocated in storage pools.
11599 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11600 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11601 df_scan_free_mws_vec.
11602 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11605 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11607 * config/i386/i386.c (contains_aligned_value_p): Return true
11609 (ix86_function_arg_boundary): Return its natural boundary
11611 (return_in_memory_32): Don't check TDmode.
11612 (ix86_split_to_parts): Support splitting into 4 parts and
11613 support TFmode for 32bit target.
11614 (ix86_split_long_move): Support splitting into 4 parts.
11615 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11617 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11618 (ix86_init_builtins): Here.
11619 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11620 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11621 'q' and 'w', respectively.
11623 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11625 (movtf_internal): Likewise.
11626 (<code>tf2): Likewise.
11627 (*absnegtf2_sse): Likewise.
11628 (copysign<mode>3): Likewise.
11629 (copysign<mode>3_const): Likewise.
11630 (copysign<mode>3_var): Likewise.
11631 (define_split UNSPEC_COPYSIGN): Likewise.
11632 * config/i386/sse.md (*nandtf3): Likewise.
11633 (<code>tf3): Likewise.
11634 (*<code>tf3): Likewise.
11636 2008-06-30 Joey Ye <joey.ye@intel.com>
11637 H.J. Lu <hongjiu.lu@intel.com>
11639 * global.c (compute_regsets): Set frame_pointer_needed here.
11640 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11642 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11644 * doc/install.texi (specific): Expand Windows build notes.
11646 2008-06-30 Ira Rosen <irar@il.ibm.com>
11648 PR tree-optimization/36648
11649 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11650 number of prolog iterations by step. Fix the comment.
11652 2008-06-30 Richard Guenther <rguenther@suse.de>
11654 PR middle-end/36671
11655 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11656 handle calls from ECF_MALLOC functions.
11657 (handle_pure_call): ECF_MALLOC functions do not return
11659 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11661 2008-06-29 Andreas Schwab <schwab@suse.de>
11663 * config/m68k/m68k.c (print_operand): Always print a float
11665 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11666 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11669 * config/rs6000/x-linux64: Remove never used file.
11671 2008-06-29 Richard Guenther <rguenther@suse.de>
11673 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11675 (struct alias_info): Move ...
11676 * tree-ssa-alias.c: ... here.
11677 (update_alias_info): Declare.
11678 (compute_may_aliases): Call it.
11679 (update_alias_info): New function.
11680 * tree-ssa-structalias.c (update_alias_info): Move ...
11681 * tree-ssa-alias.c (update_alias_info_1): ... here.
11682 * tree-ssa-structalias.c (process_constraint_1): Remove
11683 unused from_call argument. Rename to ...
11684 (process_constraint): ... this. Delete old wrapper.
11685 (make_constraint_to): Adjust callers.
11686 (handle_const_call): Likewise.
11687 (handle_pure_call): Likewise.
11688 (init_base_vars): Likewise.
11689 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11690 (find_func_aliases): We don't need structure copies for
11692 (make_constraint_from_anything): Remove.
11693 (create_variable_info_for): For globals make constraints
11694 from escaped, not from anything.
11695 (compute_points_to_sets): Do not call update_alias_info.
11696 (ipa_pta_execute): Use make_constraint_from.
11698 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11700 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11701 (bitmap.o-warn, dominance.o-warn): New.
11702 * configure.ac (cxx_compat_warn): Delete.
11703 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11704 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11706 * configure: Regenerate.
11708 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11711 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11713 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11714 * df-scan.c (df_notes_rescan): Likewise.
11715 * ggc-page.c (set_page_table_entry): Likewise.
11716 * intl.c (gcc_gettext_width): Likewise.
11717 * varasm.c (get_unnamed_section, get_noswitch_section,
11718 get_section): Likewise.
11720 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11722 * regrename.c (build_def_use): Don't copy RTX.
11724 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11726 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11727 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11728 punctuation. Use @ref instead of @xref.
11729 (Function Names): Remove stray @display/@end display.
11730 (C++ Attributes): Use @ref instead of @xref.
11731 (Deprecated Features): Fix punctuation around @xref.
11732 (Backwards Compatibility): Likewise.
11733 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11735 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11737 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11738 constants for E500 double.
11740 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11742 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11743 element type of const_vector.
11745 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11747 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11748 Remove FLAGS_REG clobber from expander pattern.
11749 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11750 (anddi3, andsi3, andhi3, andqi3): Ditto.
11751 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11752 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11753 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11754 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11755 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11756 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11757 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11758 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11760 2008-06-28 Richard Guenther <rguenther@suse.de>
11762 * tree-ssa-structalias.c (callused_id, var_callused,
11763 callused_tree): Add.
11764 (handle_pure_call): New function.
11765 (find_func_aliases): Call it.
11766 (find_what_p_points_to): Handle the call-used set.
11767 (clobber_what_escaped): Likewise.
11768 (compute_call_used_vars): New function.
11769 (init_base_vars): Init the call-used variable.
11770 (do_sd_constraint): Do not propagate the solution from CALLUSED
11771 but use CALLUSED as a placeholder.
11772 (solve_graph): Likewise.
11773 * tree-flow-inline.h (gimple_call_used_vars): New function.
11774 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11775 (compute_call_used_vars): Declare.
11776 * tree-ssa-alias.c (set_initial_properties): Call
11777 compute_call_used_vars.
11778 (reset_alias_info): Clear call-used variables.
11779 (add_call_clobber_ops): Assert we are not called for const/pure
11780 functions. Remove handling of them.
11781 (add_call_read_ops): Handle pure functions by adding the
11782 call-used set of variables as VUSEs.
11783 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11784 (delete_tree_ssa): Free it.
11785 * tree-dfa.c (remove_referenced_var): Clear the var from the
11788 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11790 * tree.c (build_varargs_function_type_list): New.
11791 (build_function_type_list_1): New.
11792 (build_function_type_list): Use build_function_type_list_1.
11793 * tree.h (build_varargs_function_type_list): New.
11795 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11798 * config/spu/spu.c (spu_builtin_splats): Do not generate
11799 invalid CONST_VECTOR expressions.
11800 (spu_expand_vector_init): Likewise.
11802 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11804 * optabs.c (libfunc_decls): New variable.
11805 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11806 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11807 for the same function twice.
11809 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11811 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11812 ix86_expand_binary_operator directly.
11813 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11815 (*ashrti3_1): Ditto.
11816 (*lshrti3_1): Ditto.
11817 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11818 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11819 using only one splitter. Conditionaly execute splitter before or
11820 after peephole2 pass.
11821 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11822 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11823 Use only one alternative in asm template.
11824 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11826 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11827 "J" operand constraint for operand 2.
11828 (*ashldi3_cconly_rex64): Ditto.
11829 (*ashrdi3_cmp_rex64): Ditto.
11830 (*ashrdi3_cconly_rex64): Ditto.
11831 (*lshrdi3_cmp_rex64): Ditto.
11832 (*lshrdi3_cconly_rex64): Ditto.
11833 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11834 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11835 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11838 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11840 * gimplify.c (omp_is_private): Don't return true if decl is not
11841 already private on #pragma omp for or #pragma omp parallel for.
11844 * tree-cfg.c (struct move_stmt_d): Replace block field with
11845 orig_block and new_block fields.
11846 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11847 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11848 (move_block_to_fn): Replace vars_map and new_label_map arguments
11849 with struct move_stmt_d pointer.
11850 (replace_block_vars_by_duplicates): New function.
11851 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11852 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11853 all subblocks of ORIG_BLOCK to the new function. Call
11854 replace_block_vars_by_duplicates.
11855 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11856 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11857 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11858 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11859 (expand_omp): Temporarily set input_location to the location of
11860 region's controlling stmt.
11861 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11862 BIND_EXPR, push ctx->block_vars and gimplification vars into
11863 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11864 into dest function.
11865 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11866 there are any BLOCK_VARS.
11867 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11868 OMP_PARALLEL or OMP_TASK stmt.
11869 (lower_omp): Save and restore input_location around the lower_omp_1
11872 2008-06-27 Richard Guenther <rguenther@suse.de>
11874 PR tree-optimization/36400
11875 PR tree-optimization/36373
11876 PR tree-optimization/36344
11877 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11878 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11879 (update_alias_info): Remove call clobbering code.
11880 (make_constraint_to): New helper function.
11881 (make_escape_constraint): Likewise.
11882 (handle_rhs_call): Use it on all pointer containing arguments.
11883 Also mark the static chain escaped.
11884 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11885 instead of ANYTHING.
11886 (make_constraint_from): New helper split out from ...
11887 (make_constraint_from_anything): ... here.
11888 (find_func_aliases): Add constraints for escape sites.
11889 (intra_create_variable_infos): Make constraints from NONLOCAL
11891 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11893 (clobber_what_p_points_to): Remove.
11894 (clobber_what_escaped): New function.
11895 (init_base_vars): Init NONLOCAL and ESCAPED.
11896 (do_sd_constraint): Do not propagate the solution from ESCAPED
11897 but use ESCAPED as a placeholder.
11898 (solve_graph): Likewise.
11899 * tree-flow.h (clobber_what_p_points_to): Remove.
11900 (clobber_what_escaped): Declare.
11901 * tree-ssa-alias.c (set_initial_properties): Call it.
11902 Remove code clobbering escaped pointers.
11904 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11906 * function.c (allocate_struct_function): Only allocate a unique
11907 funcdef_no if the decl is nonzero.
11909 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11911 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11912 * config/mips/mips.c (mips_split_const_insns): New function.
11913 * config/mips/mips.md (move_type): New attribute.
11914 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11915 (dword_mode): New attribute.
11916 (type): Avoid long line. Map "move_type"s to "type"s,
11917 choosing "multi" for doubleword moves if appropriate.
11918 Swap MTC/MFC comments to match their declaration order.
11919 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11920 "type" is "branch" or "jal" is "direct".
11921 (length): Handle "extended_mips16" first. Make the default
11922 "0" for "ghost" instructions. Set the length from "move_type".
11923 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11924 of "type", with "sll0" for the register alternative. Remove the
11925 "extended_mips16" attribute.
11926 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11927 of "type", with "shift_shift" for the register alternative.
11928 Remove the "length" attribute.
11929 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11930 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11931 of "type", with "andi" for the register alternative.
11932 (*zero_extendqihi2): Likewise.
11933 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11934 of "andi" instead of a "type" of "arith".
11935 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11937 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11938 (mov_<store>r, *mov<mode>_ra): Likewise.
11939 (extendsidi2): Use "move_type" instead of "type", with "move"
11940 for the register alternative.
11941 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11942 of "type", with "signext" for the register alternative.
11943 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11944 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11945 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11946 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11947 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11948 (unnamed branch insn): Likewise.
11949 (*movdi_gp32_fp64): Fold into...
11950 (*movdi_32bit): ...here.
11951 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11952 (*movdf_hardfloat): ...this new pattern.
11953 (*movdf_softfloat): Remove redundant FPR alternatives.
11954 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11955 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11956 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11957 the "move" attribute.
11958 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11959 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11960 and "store" for COP loads and stores.
11961 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11962 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11963 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11964 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11965 (*movtf_mips16, *movv2sf): Likewise.
11966 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11967 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11968 (mfhc1<mode>): Use "move_type" instead of "move".
11969 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11970 (loadgp_blockage): Remove the "length" attribute.
11971 (blockage, set_got_version, update_got_version): Likewise.
11972 (call_internal): Remove the "extended_mips16" attribute.
11973 (call_value_internal, call_value_multiple_internal): Likewise.
11974 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11976 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11977 the "length" attribute.
11979 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11981 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11982 -Wcast-qual warnings.
11983 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11984 handle_pragma_pop_macro): Likewise.
11985 * collect2.c (resolve_lib_name): Likewise.
11986 * config/arc/arc.c (arc_init): Likewise.
11987 * config/arm/arm.c (neon_builtin_compare,
11988 locate_neon_builtin_icode): Likewise.
11989 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11990 * config/bfin/bfin.c (bfin_init_machine_status,
11991 bfin_optimize_loop): Likewise.
11992 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11993 * config/cris/cris.c (cris_init_expanders): Likewise.
11994 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11995 * config/darwin.c (machopic_indirection_eq,
11996 machopic_indirection_name, machopic_output_indirection): Likewise.
11997 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11998 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11999 frv_optimize_membar): Likewise.
12000 * config/i386/cygwin.h (mingw_scan,
12001 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12002 * config/i386/cygwin1.c (mingw_scan): Likewise.
12003 * config/i386/i386.c (machopic_output_stub): Likewise.
12004 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12005 i386_pe_unique_section): Likewise.
12006 * config/ia64/ia64.c (ia64_init_machine_status,
12007 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12009 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12010 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12011 * config/m68k/m68k.c (m68k_handle_option,
12012 m68k_sched_md_init_global): Likewise.
12013 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12014 mcore_unique_section): Likewise.
12015 * config/mips/mips.c (mips_block_move_straight,
12016 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12018 * config/mmix/mmix.c (mmix_init_machine_status,
12019 mmix_encode_section_info): Likewise.
12020 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12021 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12022 print_operand_address, output_toc, redefine_groups,
12023 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12024 * config/s390/s390.c (s390_init_machine_status): Likewise.
12025 * config/score/score.c (score_block_move_straight,
12026 score_block_move_loop_body): Likewise.
12027 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12028 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12029 * emit-rtl.c (find_auto_inc): Likewise.
12030 * gcc.c (translate_options, process_command): Likewise.
12031 * reorg.c (dbr_schedule): Likewise.
12032 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12033 * xcoffout.c (xcoffout_declare_function): Likewise.
12035 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12037 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12038 ipa-pta working again.
12040 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12042 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12045 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12047 * config.gcc (powerpc*-*-*): Add new core e500mc.
12048 * config/rs6000/e500mc.md: New file.
12049 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12051 (rs6000_override_options): Add e500mc case to
12052 processor_target_table. Altivec and Spe options not allowed
12053 with e500mc. Add isel instruction to e500mc by
12054 default. Initialize rs6000_cost for e500mc.
12055 (rs6000_issue_rate): Set issue rate for e500mc.
12056 * config/rs6000/rs6000.h (processor_type): Add
12057 PROCESSOR_PPCE500MC.
12058 (ASM_CPU_SPEC): Add e500mc.
12059 Set TARGET_ISEL to rs6000_isel.
12060 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12061 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12062 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12064 * doc/invoke.texi: Add e500mc to list of cpus.
12066 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12069 * c-lex.c (lex_charconst): Initialize unsignedp.
12071 2008-06-27 Olivier Hainque <hainque@adacore.com>
12073 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12074 documented assumptions.
12076 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12078 * dwarf2out.c: Remove trailing white spaces. Break long line
12081 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12083 * libfuncs.h (LTI_synchronize): New libfunc_index.
12084 (synchronize_libfunc): Declare.
12085 * builtins.c (expand_builtin_synchronize): Consider using
12086 synchronize_libfunc before falling back on an asm blockage.
12087 * config/mips/mips.c: Include libfuncs.h
12088 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12090 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12092 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12093 parameter. Copy stack_reg to r11 where appropriate.
12094 (no_global_regs_above): Add gpr parameter.
12095 (rs6000_stack_info): Only add padding for SPE save area if we
12096 are saving SPE GPRs and CR.
12097 (saveres_routine_syms): New variable.
12098 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12100 (rs6000_savres_routine_sym): New function.
12101 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12103 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12104 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12105 Tweak FPR out-of-line saving.
12106 (rs6000_make_savres_rtx): New function.
12107 (rs6000_use_multiple_p): New function.
12108 (rs6000_savres_strategy): New function.
12109 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12110 out-of-line if appropriate.
12111 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12112 if we are optimizing for size.
12113 (GP_SAVE_INLINE): Define.
12114 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12115 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12116 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12117 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12118 (*save_fpregs_<mode>): Add use of r11.
12119 (*restore_gpregs_<mode>): New insn.
12120 (*return_and_restore_gpregs_<mode>): New insn.
12121 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12123 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12124 (*restore_gpregs_spe): New insn.
12125 (*return_and_restore_gpregs_spe): New insn.
12126 * config/rs6000/predicates.md (save_world_operation): Fix check.
12128 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12130 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12131 this point, so assert that.
12133 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12135 * cfganal.c: Include vec.h and vecprim.h.
12136 (compute_idf): Import from...
12137 * tree-into-ssa (compute_idf): ...here.
12138 * basic-block.h (compute_idf): Export.
12140 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12142 * c-decl.c (merge_decls): Use !current_function_decl to check for
12143 extern declaration of C99 inline function being at file scope.
12145 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12147 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12149 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12151 * alias.c (record_alias_subset, init_alias_analysis): Fix
12152 -Wc++-compat and/or -Wcast-qual warnings.
12153 * attribs.c (lookup_attribute_spec): Likewise.
12154 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12155 copy_bb, connect_traces,
12156 find_rarely_executed_basic_blocks_and_cr): Likewise.
12157 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12158 note_btr_set, migrate_btr_defs): Likewise.
12159 * builtins.c (result_vector, expand_builtin_memcpy,
12160 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12161 builtin_memset_read_str, expand_builtin_printf,
12162 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12164 * caller-save.c (mark_set_regs): Likewise.
12165 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12166 * cgraph.c (cgraph_edge): Likewise.
12167 * combine.c (likely_spilled_retval_1): Likewise.
12168 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12169 htab_counts_entry_del, get_coverage_counts): Likewise.
12170 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12171 new_cselib_val): Likewise.
12172 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12173 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12175 * df-core.c (df_compact_blocks): Likewise.
12176 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12177 * df-scan.c (df_grow_reg_info, df_ref_create,
12178 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12179 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12180 df_record_entry_block_defs, df_record_exit_block_uses,
12181 df_bb_verify): Likewise.
12182 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12183 DF_REF_EXTRACT_MODE_CONST): New.
12184 * dominance.c (get_immediate_dominator, get_dominated_by,
12185 nearest_common_dominator, root_of_dom_tree,
12186 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12187 -Wc++-compat and/or -Wcast-qual warnings.
12188 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12189 record_store, replace_read, check_mem_read_rtx, scan_insn,
12190 dse_step1, dse_record_singleton_alias_set): Likewise.
12191 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12193 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12195 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12196 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12197 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12198 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12199 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12200 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12201 file_name_acquire, output_file_names, add_const_value_attribute,
12202 premark_used_types_helper, file_table_eq, file_table_hash,
12203 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12204 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12205 -Wcast-qual warnings.
12206 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12207 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12208 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12209 gen_reg_rtx, start_sequence, init_emit): Likewise.
12210 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12211 * except.c (init_eh_for_function, gen_eh_region,
12212 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12213 arh_to_landing_pad, arh_to_label, add_action_record,
12214 add_call_site, switch_to_exception_section): Likewise.
12215 * expmed.c (synth_mult): Likewise.
12216 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12217 store_expr): Likewise.
12218 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12220 * function.c (assign_stack_temp_for_type,
12221 allocate_struct_function, match_asm_constraints_1): Likewise.
12222 * gcov-io.c (gcov_allocate): Likewise.
12223 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12224 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12225 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12226 record_one_set, insert_expr_in_table, insert_set_in_table,
12227 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12228 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12229 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12230 -Wcast-qual warnings.
12232 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12234 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12235 -Wcast-qual warnings.
12236 * gcc.c (process_command): Likewise.
12237 * genattrtab.c (oballoc): Use XOBNEW.
12238 (oballocvec): Define.
12239 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12240 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12241 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12242 -Wc++-compat and/or -Wcast-qual warnings.
12243 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12244 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12245 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12246 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12247 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12248 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12249 add_excls, process_presence_absence_names,
12250 process_presence_absence_patterns, add_presence_absence,
12251 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12252 get_free_state, add_arc, get_free_automata_list_el,
12253 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12254 transform_3, cache_presence, create_ainsns, create_automata,
12255 create_state_ainsn_table, dfa_insn_code_enlarge,
12256 output_trans_func, output_min_issue_delay_func,
12257 output_dead_lock_func, output_reset_func,
12258 output_get_cpu_unit_code_func, output_dfa_start_func,
12259 expand_automata): Likewise.
12260 * genextract.c (gen_insn): Likewise.
12261 * gengtype-lex.l: Likewise.
12262 * gengtype.c (read_input_list, adjust_field_type,
12263 process_gc_options): Likewise.
12264 * genoutput.c (note_constraint): Likewise.
12265 * genpreds.c (mangle, add_constraint): Likewise.
12266 * genrecog.c (process_define_predicate, new_decision,
12267 add_to_sequence): Likewise.
12268 * gensupport.c (record_insn_name): Likewise.
12270 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12272 * config/i386/driver-i386.c (detect_caches_amd,
12273 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12274 and/or -Wcast-qual warnings.
12275 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12276 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12277 gt_pch_save): Likewise.
12278 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12279 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12280 * global.c (compute_regsets): Likewise.
12281 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12282 finish_graph_dump_file): Likewise.
12283 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12284 unlink_bb_notes): Likewise.
12285 * integrate.c (get_hard_reg_initial_val): Likewise.
12286 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12287 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12288 * local-alloc.c (update_equiv_regs): Likewise.
12289 * loop-invariant.c (check_invariant_table_size,
12290 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12292 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12293 altered_reg_used, mark_altered): Likewise.
12294 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12295 insert_var_expansion_initialization,
12296 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12297 release_var_copies): Likewise.
12298 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12299 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12300 analyze_accesses_for_phi_node, check_var_notmodified_p,
12301 check_allocation_function, find_sites_in_func,
12302 record_all_accesses_in_func, transform_access_sites,
12303 transform_allocation_sites): Likewise.
12304 * omp-low.c (new_omp_region, create_omp_child_function_name,
12305 check_omp_nesting_restrictions, check_combined_parallel,
12306 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12307 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12308 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12309 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12311 * opts-common.c (prune_options): Likewise.
12312 * opts.c (add_input_filename, print_filtered_help,
12313 get_option_state): Likewise.
12314 * params.c (add_params): Likewise.
12315 * passes.c (set_pass_for_id, next_pass_1,
12316 do_per_function_toporder, pass_fini_dump_file): Likewise.
12317 * postreload.c (reload_cse_simplify_operands): Likewise.
12318 * predict.c (tree_predicted_by_p, tree_predict_edge,
12319 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12321 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12323 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12325 * recog.c (check_asm_operands, validate_change_1): Likewise.
12326 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12327 subst_asm_stack_regs): Likewise.
12328 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12329 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12330 * regmove.c (reg_is_remote_constant_p): Likewise.
12331 * regrename.c (regrename_optimize, scan_rtx_reg,
12332 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12334 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12335 regstat_compute_calls_crossed): Likewise.
12336 * reload1.c (init_reload, new_insn_chain,
12337 has_nonexceptional_receiver, reload, copy_reloads,
12338 calculate_needs_all_insns, init_elim_table): Likewise.
12339 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12340 * rtl.c (shallow_copy_rtx_stat): Likewise.
12341 * rtlanal.c (parms_set): Likewise.
12342 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12343 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12344 * sched-ebb.c (earliest_block_with_similiar_load,
12345 add_deps_for_risky_insns): Likewise.
12346 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12347 schedule_region): Likewise.
12348 * see.c (eq_descriptor_pre_extension,
12349 hash_descriptor_pre_extension, hash_del_pre_extension,
12350 eq_descriptor_properties, hash_descriptor_properties,
12351 hash_del_properties, see_seek_pre_extension_expr,
12352 see_initialize_data_structures, see_print_register_properties,
12353 see_print_pre_extension_expr, see_delete_merged_def_extension,
12354 see_delete_unmerged_def_extension, see_emit_use_extension,
12355 see_pre_delete_extension, see_map_extension, see_commit_changes,
12356 see_analyze_merged_def_local_prop,
12357 see_analyze_merged_def_local_prop,
12358 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12359 see_set_prop_merged_def, see_set_prop_unmerged_def,
12360 see_set_prop_unmerged_use, see_print_one_extension,
12361 see_merge_one_use_extension, see_merge_one_def_extension,
12362 see_store_reference_and_extension, see_update_uses_relevancy,
12363 see_update_defs_relevancy): Likewise.
12364 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12365 hash_statistics_free, curr_statistics_hash): Likewise.
12366 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12367 expand_asm_operands, expand_return, case_bit_test_cmp,
12368 expand_case): Likewise.
12369 * stor-layout.c (start_record_layout): Likewise.
12370 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12371 gt_pch_save_stringpool): Likewise.
12372 * tree-data-ref.c (hash_stmt_vertex_info,
12373 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12374 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12376 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12379 * config/i386/i386.md : Change constraints of HImode and QImode
12380 immediate operands from "i" to "n". Change SImode "ni" constraint to
12381 "i" and SImode "rmi" constraint to "g". Remove all constraints
12382 from const0_operand and const1_operand predicated operands.
12383 (i): Change QImode and HImode attribute from "i" to "n".
12384 (*subqi_2): Change HImode operands to QImode.
12387 2008-06-25 Olivier Hainque <hainque@adacore.com>
12389 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12392 2008-06-25 Richard Guenther <rguenther@suse.de>
12394 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12395 not overflow the result type.
12397 2008-06-25 Richard Guenther <rguenther@suse.de>
12399 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12400 (vn_lookup): Likewise.
12402 2008-06-25 Richard Guenther <rguenther@suse.de>
12404 PR tree-optimization/35518
12405 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12406 * tree-sra.c (instantiate_element): Use fold_build3 to build
12408 (try_instantiate_multiple_fields): Likewise.
12410 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12412 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12415 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12417 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12418 use_backchain_to_restore_sp to true
12419 if the offset of the link register save area would go over the 32k - 1
12420 offset limit of the load
12423 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12425 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12426 anchor for the type-punning blurb. Cross-reference "Structures
12427 unions enumerations and bit-fields implementation". Provide a
12428 cast-through-pointer example. Make final sentence self-contained.
12429 * doc/implement-c.texi (Structures unions enumerations and
12430 bit-fields implementation): Cross-reference the type-punning blurb
12431 in the -fstrict-aliasing documentation.
12433 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12435 PR middle-end/36594
12436 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12437 the memory instead of the memory itself for the save area.
12439 2008-06-24 Olivier Hainque <hainque@adacore.com>
12440 Nicolas Roche <roche@adacore.com>
12442 * gengtype.c (srcdir_len): size_t instead of int.
12443 (get_file_realbasename): New function. For F a filename, the real
12444 basename of F, with all the path components stripped.
12445 (get_file_srcdir_relative_path): New function. For F a filename, the
12446 relative path to F from $(srcdir).
12447 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12448 get_file_realbasename. Adjust the head comment.
12449 (get_prefix_langdir_index): New function. For F a filename, return the
12450 lang_dir_names[] relative index of the language directory that is
12452 (get_file_langdir): For F a filename, return the name of the language
12453 directory where F is located.
12454 (get_file_gtfilename): New function. The gt- output file name for an
12456 (get_output_file_with_visibility): Replace in-line computations with
12457 uses of get_file_gtfilename and get_prefix_langdir_index.
12458 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12460 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12462 PR tree-optimization/36504
12463 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12464 references without base address.
12466 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12468 PR middle-end/36584
12469 * calls.c (expand_call): Increase alignment for recursive functions.
12471 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12473 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12474 (TARGET_FUNCTION_VALUE): New define.
12475 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12476 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12478 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12480 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12481 (fmod<mode>3): Ditto.
12482 (remainderxf3): Ditto.
12483 (remainder<mode>3): Ditto.
12485 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12488 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12489 REG is a hard register.
12491 PR tree-optimization/36508
12492 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12493 499, don't check it at all in release compilers.
12495 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12497 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12498 together with SSE_TARGET_MATH to disable insn pattern.
12499 (*fop_<MODEF:mode>_2_i387): Ditto.
12500 (*fop_<MODEF:mode>_3_i387): Ditto.
12502 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12504 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12506 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12508 PR middle-end/34906
12509 * gimplify.c (gimplify_asm_expr): Check the return code of
12510 parse_output_constraint call, set function return and is_inout
12511 value if it failed.
12513 2008-06-22 Ian Lance Taylor <iant@google.com>
12515 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12516 (narrowest_signed_type): Likewise.
12517 * c-typeck.c (c_common_type): Change local variable mclass to enum
12519 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12520 tcc_comparison, not the tree code itself.
12521 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12522 (c_expand_expr): Cast modifier to enum expand_modifier.
12523 * c-common.h (C_RID_CODE): Add casts.
12524 (C_SET_RID_CODE): Define.
12525 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12526 (c_lex_one_token): Add cast to avoid warning.
12527 (c_parser_objc_type_name): Rename local typename to type_name.
12528 (check_no_duplicate_clause): Change code parameter to enum
12530 (c_parser_omp_var_list_parens): Change kind parameter to enum
12532 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12533 c_parser_omp_list_var_parens.
12534 (c_parser_omp_threadprivate): Likewise.
12535 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12536 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12537 * c-format.c (NO_FMT): Define.
12538 (printf_length_specs): Use NO_FMT.
12539 (asm_fprintf_length_specs): Likewise.
12540 (gcc_diag_length_specs): Likewise.
12541 (scanf_length_specs): Likewise.
12542 (strfmon_length_specs): Likewise.
12543 (gcc_gfc_length_specs): Likewise.
12544 (printf_flag_specs): Change 0 to STD_C89.
12545 (asm_fprintf_flag_specs): Likewise.
12546 (gcc_diag_flag_specs): Likewise.
12547 (gcc_cxxdiag_flag_specs): Likewise.
12548 (scanf_flag_specs): Likewise.
12549 (strftime_flag_specs): Likewise.
12550 (strfmon_flag_specs): Likewise.
12551 (print_char_table): Likewise.
12552 (asm_fprintf_char_table): Likewise.
12553 (gcc_diag_char_table): Likewise.
12554 (gcc_tdiag_char_table): Likewise.
12555 (gcc_cdiag_char_table): Likewise.
12556 (gcc_cxxdiag_char_table): Likewise.
12557 (gcc_gfc_char_table): Likewise.
12558 (scan_char_table): Likewise.
12559 (time_char_table): Likewis.
12560 (monetary_char_table): Likewise.
12561 * c-format.h (BADLEN): Likewise.
12563 2008-06-21 Ian Lance Taylor <iant@google.com>
12565 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12566 Define END_OF_BASE_TREE_CODES around inclusion.
12567 * tree.c (tree_code_type): New global array.
12568 (tree_code_length, tree_code_name): Likewise.
12569 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12570 $(lang_tree_files).
12571 (all-tree.def, s-alltree): New targets.
12572 (gencheck.h, s-gencheck): Remove.
12573 (tree.o): Depend upon all-tree.def.
12574 (build/gencheck.o): Remove gencheck.h dependency.
12575 (mostlyclean): Don't remove gencheck.h.
12576 * c-common.h (enum c_tree_code): Remove.
12577 * c-lang.c (tree_code_type): Remove.
12578 (tree_code_length, tree_code_name): Remove.
12579 * gencheck.c (tree_codes): Include all-tree.def, rather than
12580 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12582 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12584 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12585 (operator_name_info): Size to MAX_TREE_CODES.
12586 (assignment_operator_name_info): Likewise.
12587 * cp/cp-lang.c (tree_code_type): Remove.
12588 (tree_code_length, tree_code_name): Remove.
12589 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12590 (assignment_operator_name_info): Likewise.
12591 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12593 * cp/mangle.c (write_expression): Likewise.
12594 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12595 * fortran/f95-lang.c (tree_code_type): Remove.
12596 (tree_code_length, tree_code_name): Remove.
12597 * java/java-tree.h (enum java_tree_code): Remove.
12598 * java/lang.c (tree_code_type): Remove.
12599 (tree_code_length, tree_code_name): Remove.
12600 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12601 * objc/objc-act.h (enum objc_tree_code): Remove.
12602 * objc/objc-lang.c (tree_code_type): Remove.
12603 (tree_code_length, tree_code_name): Remove.
12604 * objcp/objcp-lang.c (tree_code_type): Remove.
12605 (tree_code_length, tree_code_name): Remove.
12606 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12607 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12608 * ada/misc.c (tree_code_type): Remove.
12609 (tree_code_length, tree_code_name): Remove.
12611 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12613 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12614 the grand_bitmap_obstack.
12616 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12618 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12619 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12620 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12621 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12622 move_stmt_r, new_label_mapper): Likewise.
12623 * tree-complex.c (cvc_lookup): Likewise.
12624 * tree-dfa.c (create_function_ann): Likewise.
12625 * tree-dump.c (dump_register): Likewise.
12626 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12627 find_phi_replacement_condition): Likewise.
12628 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12629 tree_function_versioning): Likewise.
12630 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12631 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12632 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12633 get_nonlocal_debug_decl, convert_nonlocal_reference,
12634 convert_nonlocal_omp_clauses, get_local_debug_decl,
12635 convert_local_reference, convert_local_omp_clauses,
12636 convert_nl_goto_reference, convert_nl_goto_receiver,
12637 convert_tramp_reference, convert_call_expr): Likewise.
12638 * tree-outof-ssa.c (contains_tree_r): Likewise.
12639 * tree-parloops.c (reduction_phi, initialize_reductions,
12640 eliminate_local_variables_1, add_field_for_reduction,
12641 add_field_for_name, create_phi_for_local_result,
12642 create_call_for_reduction_1, create_loads_for_reductions,
12643 create_stores_for_reduction, create_loads_and_stores_for_name):
12645 * tree-phinodes.c (allocate_phi_node): Likewise.
12646 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12647 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12648 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12649 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12650 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12651 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12652 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12653 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12654 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12655 vn_nary_op_insert): Likewise.
12656 * tree-ssa.c (redirect_edge_var_map_add,
12657 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12658 * tree-vectorizer.c (vectorize_loops): Likewise.
12659 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12660 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12661 tree_cons_stat, build1_stat, build_variant_type_copy,
12662 decl_init_priority_lookup, decl_fini_priority_lookup,
12663 decl_priority_info, decl_restrict_base_lookup,
12664 decl_restrict_base_insert, decl_debug_expr_lookup,
12665 decl_debug_expr_insert, decl_value_expr_lookup,
12666 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12667 type_hash_add, get_file_function_name, tree_check_failed,
12668 tree_not_check_failed, tree_range_check_failed,
12669 omp_clause_range_check_failed, build_omp_clause,
12670 build_vl_exp_stat): Likewise.
12671 * value-prof.c (gimple_histogram_value,
12672 gimple_duplicate_stmt_histograms): Likewise.
12673 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12674 unshare_variable, variable_union_info_cmp_pos, variable_union,
12675 dataflow_set_different_1, dataflow_set_different_2,
12676 vt_find_locations, variable_was_changed, set_variable_part,
12677 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12678 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12679 section_entry_hash, object_block_entry_eq,
12680 object_block_entry_hash, create_block_symbol,
12681 initialize_cold_section_name, default_function_rodata_section,
12682 strip_reg_name, set_user_assembler_name, const_desc_eq,
12683 build_constant_desc, output_constant_def, lookup_constant_def,
12684 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12685 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12686 default_internal_label): Likewise.
12687 * varray.c (varray_init, varray_grow): Likewise.
12688 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12690 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12692 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12693 operators for "test" insn. Macroize insn using SWI mode macro.
12694 (*jcc_fused_2): Ditto.
12695 (*jcc_fused_3): Macroize insn using SWI mode macro.
12696 (*jcc_fused_4): Ditto.
12698 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12700 * tree-ssa-pre.c: Fix typo in comment.
12701 (init_antic, fini_antic): Add explicit funtions for
12702 initializing and deinitializing ANTIC and AVAIL sets.
12703 (create_expression_by_pieces): Fix typo in comment.
12704 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12705 (execute_pre): Eventually dump details about ANTIC_IN.
12707 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12709 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12710 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12711 add_to_obstack, file_at_path, find_a_file, execute,
12712 add_preprocessor_option, add_assembler_option, add_linker_option,
12713 process_command, insert_wrapper, do_option_spec, do_self_spec,
12714 spec_path, do_spec_1, is_directory, main, used_arg,
12715 getenv_spec_function): Likewise.
12716 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12717 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12720 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12722 * doc/rtl.texi: Updated subreg section.
12724 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12727 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12728 node->needed and node->reachable.
12729 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12730 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12731 (expand_task_call): Don't call expand_task_copyfn.
12732 (expand_task_copyfn): Renamed to...
12733 (finalize_task_copyfn): ... this.
12735 2008-06-19 Jan Hubicka <jh@suse.cz>
12737 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12738 clobbering framepointer.
12740 2008-06-19 Jan Hubicka <jh@suse.cz>
12742 * tree-optimize.c (execute_early_local_optimizations): Set
12743 cgraph_state only at first invocation.
12745 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12747 * system.h (-Wc++-compat): Activate as a warning, no an error.
12749 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12751 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12752 instead of "#" in insn asm template.
12753 (*jcc_fused_2): Ditto.
12755 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12757 * config/i386/i386.h (ix86_tune_indices)
12758 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12759 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12760 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12761 (*jcc_fused_2): Ditto.
12762 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12763 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12764 (print operand): Handle 'E' and 'e' code.
12766 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12768 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12769 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12770 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12772 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12774 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12776 (cgraph_expand_function): Use local copy of decl.
12777 (cgraph_expand_all_functions): Remove redundant initialization of
12779 (cgraph_optimize): Reword internal_error message.
12781 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12783 * arm-protos.h (arm_return_in_memory): Remove public
12784 arm_return_in_memory() prototype.
12785 * arm.c (arm_return_in_memory): Add static prototype, add target
12786 hook macro, change definition and comments.
12787 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12789 2008-06-19 Ben Elliston <bje@au.ibm.com>
12791 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12792 real.c: Remove references to IEEE 754R.
12793 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12794 * doc/libgcc.texi (Decimal float library routines): Likewise.
12796 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12798 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12799 (default_unwind_word_mode): Add prototype.
12800 * targhooks.c (default_unwind_word_mode): New function.
12801 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12802 instead of word_mode.
12803 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12804 (TARGET_INITIALIZER): Use it.
12806 * c-common.c (handle_mode_attribute): Support "unwind_word"
12808 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12810 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12811 word_mode to access SjLj_Function_Context member "data".
12812 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12813 conversion from targetm.eh_return_filter_mode () to
12814 targetm.unwind_word_mode () if they differ.
12816 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12817 (BT_FN_UNWINDWORD_PTR): New function type.
12818 (BT_FN_WORD_PTR): Remove.
12819 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12820 * except.c (expand_builtin_extend_pointer): Convert pointer to
12821 targetm.unwind_word_mode () instead of word_mode.
12823 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12824 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12825 (spu_unwind_word_mode): New function.
12826 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12827 (TARGET_UNWIND_WORD_MODE): Define.
12828 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12830 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12832 * config/spu/spu.c (reg_align): Remove.
12833 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12834 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12835 (spu_split_store): Likewise.
12837 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12839 * gcc/tree-vn.c: Fix typo in comment.
12841 2008-06-18 Jan Hubicka <jh@suse.cz>
12843 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12844 toplevel reorder too.
12846 2008-06-18 Jan Hubicka <jh@suse.cz>
12848 * c-opts.c (c_common_post_options): PCH is not compatible with
12850 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12851 -fno-toplevel-reorder by default now.
12853 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12855 PR documentation/30739
12856 * doc/install.texi (Prerequisites): Document dependency on awk.
12858 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12859 Ian Lance Taylor <iant@google.com>
12861 PR rtl-optimization/35604
12862 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12863 only want to change jump destinations, not eventual label comparisons.
12865 2008-06-16 Jan Hubicka <jh@suse.cz>
12867 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12869 (cgraph_analyze_function): Likewise.
12871 2008-06-16 Jan Hubicka <jh@suse.cz>
12873 * cgraph.h (cgraph_mark_if_needed): New function.
12874 * cgraphunit.c (cgraph_mark_if_needed): New function.
12875 * c-decl.c (duplicate_decl): Use it.
12877 2008-06-16 Jan Hubicka <jh@suse.cz>
12879 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12882 2008-06-16 Jan Hubicka <jh@suse.cz>
12884 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12886 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12887 Kazu Hirata <kazu@codesourcery.com>
12888 Maxim Kuvyrkov <maxim@codesourcery.com
12890 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12891 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12892 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12893 EXTRA_SPEC_FUNCTIONS.
12894 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12895 (DRIVER_SELF_SPECS): Adjust.
12896 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12897 * config/mips/st.h, config/mips/t-st: New.
12898 * config/mips/driver-native.c, config/mips/x-native: New.
12899 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12902 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12904 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12906 (ISA_HAS_FP_CONDMOVE): New macro.
12907 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12908 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12909 (ISA_HAS_NMADD3_NMSUB3): New macro.
12910 * config/mips/mips.c (mips_rtx_costs): Update.
12911 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12912 compiling for ST Loongson 2E/2F.
12913 (madd<mode>): Rename to madd4<mode>. Update.
12914 (madd3<mode>): New pattern.
12915 (msub<mode>): Rename to msub4<mode>. Update.
12916 (msub3<mode>): New pattern.
12917 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12918 (nmadd3<mode>): New pattern.
12919 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12920 (nmadd3<mode>_fastmath): New pattern.
12921 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12922 (nmsub3<mode>): New pattern.
12923 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12924 (nmsub3<mode>_fastmath): New pattern.
12925 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12927 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12929 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12930 (DF_REF_INSN_INFO): New.
12931 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12932 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12933 with a NULL DF_REF_INSN_INFO.
12934 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12936 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12937 DF_INSN_INFO_EQ_USES): New.
12938 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12939 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12940 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12941 * df-core.c: Update comment for above changes.
12942 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12943 DF_INSN_UID_* macros.
12944 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12945 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12946 insn rtx. Update all callers.
12947 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12948 df_ref_create_structure, df_insn_refs_collect): Likewise.
12949 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12950 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12951 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12952 macros to access the insn refs.
12953 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12954 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12955 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12956 for accessing the refs.
12957 (try_fwprop_subst): Likewise.
12958 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12959 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12960 for accessing the refs.
12961 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12962 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12963 to look at the insn refs.
12964 (record_uses): Likewise.
12965 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12967 (mark_artificial_uses): Don't mark_insn for artificial refs.
12968 (mark_reg_rependencies): Likewise.
12970 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12972 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12974 * configure: Regenerate.
12976 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12978 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12979 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12980 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12982 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12984 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12985 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12986 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12988 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12990 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12991 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12992 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12994 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12996 * tree-ssa-sccvn.c: Fix format of comments.
12998 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13000 * cgraph.c: Remove unneeded forward declarations of eq_node()
13003 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13005 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13007 (see_update_relevancy): Likewise.
13008 * fwprop.c (try_fwprop_subst): Likewise.
13009 * rtlanal.c (noop_move_p): Likewise.
13010 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13011 notes to non-existing libcall blocks.
13012 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13014 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13015 (dead_libcall_p): Remove.
13016 (delete_trivially_dead_insns): Don't use it.
13017 * web.c (union_defs): Remove comment about keeping nops.
13018 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13019 (compute_hash_table_work): Don't track libcall notes.
13020 (do_local_cprop): Don't take libcall pointers. Don't update
13022 (adjust_libcall_notes): Deleted.
13023 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13024 ever have existed in the first place).
13025 (replace_store_insn): Don't try to remove libcall notes.
13026 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13027 (resolve_reg_notes): Don't call them.
13028 (resolve_simple_move): Likewise.
13029 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13030 Don't remove REG_RETVAL notes.
13031 * emit-rtl.c (try_split): Don't update libcall notes.
13032 (emit_copy_of_insn_after): Dito.
13033 * cselib.c (cselib_current_insn_in_libcall): Remove.
13034 (cselib_process_insn): Don't set/clear it.
13035 (new_elt_loc_list): Don't record it.
13036 (cselib_init): Don't initialize it.
13037 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13038 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13040 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13041 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13042 (init_deps): Don't initialize it.
13043 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13044 * combine.c (delete_noop_moves): Don't update libcall notes.
13045 (can_combine_p): Remove now pointless #if 0 block.
13046 (try_combine): Remove another obsolete #if 0 block.
13047 (distribute_notes): Don't distribute libcall notes.
13048 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13049 * dce.c (libcall_dead_p): Remove.
13050 (delete_unmarked_insns): Don't handle libcall blocks.
13051 (preserve_libcall_for_dce): Remove.
13052 (prescan_insns_for_dce): Don't special-case libcall block insns.
13053 * reload1 (reload): Don't handle libcall notes.
13054 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13057 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13059 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13060 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13061 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13063 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13065 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13066 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13067 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13069 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13071 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13073 2008-06-16 Ira Rosen <irar@il.ibm.com>
13075 PR tree-optimization/36493
13076 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13077 the arguments list. Use VECTYPE to create vector pointer.
13078 (vectorizable_store): Fail if accesses through a pointer to vectype
13079 do not alias the original memory reference operands.
13080 Call vect_create_data_ref_ptr without the removed argument.
13081 (vectorizable_load): Likewise.
13082 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13085 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13088 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13089 reg_equiv_constant.
13091 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13093 * config/mips/loongson2ef.md: New file.
13094 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13095 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13096 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13097 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13098 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13100 (loongson2ef.md): New include.
13101 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13102 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13103 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13104 (loongson_gt_<mode>, loongson_extract_halfword)
13105 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13106 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13107 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13108 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13109 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13110 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13111 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13112 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13113 (vec_interleave_low<mode>): Define type attribute.
13114 * config/mips/mips.c (mips_ls2): New static variable.
13115 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13116 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13117 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13118 Implement target scheduling hooks.
13119 (mips_multipass_dfa_lookahead): Update to handle tuning for
13121 (mips_sched_init): Initialize data for Loongson scheduling.
13122 (mips_ls2_variable_issue): New static function.
13123 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13125 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13126 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13127 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13128 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13129 Handle ST Loongson 2E/2F cores.
13130 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13132 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13134 * omp-low.c (extract_omp_for_data): Fix comment typo.
13137 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13139 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13140 FIXME note about gcc/config.guess.
13141 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13142 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13143 * doc/cppopts.texi: Likewise.
13144 * doc/extend.texi: Likewise.
13145 * doc/gcc.texi: Likewise.
13146 * doc/gccint.texi: Likewise.
13147 * doc/gcov.texi: Likewise.
13148 * doc/gty.texi: Likewise.
13149 * doc/hostconfig.texi: Likewise.
13150 * doc/install.texi: Likewise.
13151 * doc/invoke.texi: Likewise.
13152 * doc/loop.texi: Likewise.
13153 * doc/makefile.texi: Likewise.
13154 * doc/md.texi: Likewise.
13155 * doc/passes.texi: Likewise.
13156 * doc/tm.texi: Likewise.
13157 * doc/tree-ssa.texi: Likewise.
13158 * doc/trouble.texi: Likewise.
13160 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13161 Nathan Sidwell <nathan@codesourcery.com>
13162 Maxim Kuvyrkov <maxim@codesourcery.com>
13163 Richard Sandiford <rdsandiford@googlemail.com>
13165 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13166 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13167 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13169 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13170 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13171 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13173 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13174 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13175 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13176 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13177 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13178 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13179 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13180 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13181 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13182 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13183 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13184 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13185 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13186 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13187 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13188 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13189 (mips_builtins): Add Loongson builtins.
13190 (mips_loongson_2ef_bdesc): New.
13191 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13192 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13193 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13194 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13196 (mips_expand_vector_init): New.
13197 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13198 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13200 * config/mips/mips.md: Add unspec numbers for Loongson
13201 builtins. Include loongson.md.
13202 (MOVE64): Include Loongson vector modes.
13203 (SPLITF): Include Loongson vector modes.
13204 (HALFMODE): Handle Loongson vector modes.
13205 * config/mips/loongson.md: New.
13206 * config/mips/loongson.h: New.
13207 * config.gcc: Add loongson.h header for mips*-*-* targets.
13208 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13210 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13212 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13213 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13214 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13215 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13216 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13217 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13218 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13219 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13220 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13221 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13222 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13223 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13224 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13225 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13226 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13227 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13228 Remove use_fixproto=yes.
13229 (ia64*-*-hpux*): Remove comment about using fixproto.
13230 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13232 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13234 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13236 * configure: Regenerate.
13238 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13240 PR middle-end/36520
13241 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13242 before evaluating it.
13244 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13247 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13248 nested inline functions.
13249 (start_decl, start_function): Don't invert DECL_EXTERNAL
13250 for nested inline functions.
13252 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13254 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13255 splits that must be made for correctness.
13257 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13259 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13260 (AVAIL_NON_MIPS16): Likewise.
13261 (mips_builtin_description): Replace target_flags with a predicate.
13262 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13263 (dspr2_32): New availability predicates.
13264 (MIPS_BUILTIN): New macro.
13265 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13266 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13267 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13268 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13269 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13270 (mips_dsp_32only_bdesc): Merge into...
13271 (mips_builtins): ...this new array.
13272 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13273 (mips_init_builtins): Update after above changes.
13274 (mips_expand_builtin_1): Merge into...
13275 (mips_expand_builtin): ...here and update after above changes.
13277 2008-06-12 Paul Brook <paul@codesourcery.com>
13279 * longlong.h (__arm__): Define count_leading_zeros.
13280 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13281 (clzsi2, clzdi2): New functions.
13282 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13283 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13284 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13285 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13286 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13287 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13288 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13289 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13290 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13291 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13293 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13295 * config/m68k/m68k.c (m68k_tune_flags): New.
13296 (override_options): Compute m68k_tune_flags.
13297 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13298 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13300 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13302 PR middle-end/36506
13303 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13305 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13307 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13308 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13310 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13312 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13313 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13315 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13317 PR middle-end/36506
13318 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13321 2008-06-12 Richard Guenther <rguenther@suse.de>
13323 PR tree-optimization/36345
13324 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13325 add memory_tag_needed flag.
13326 (may_alias_p): Declare.
13327 * tree-ssa-alias.c (may_alias_p): Export.
13328 (set_initial_properties): Use memory_tag_needed flag.
13329 (update_reference_counts): Likewise.
13330 (reset_alias_info): Reset memory_tag_needed flag.
13331 (create_name_tags): Check memory_tag_needed flag.
13332 (dump_points_to_info_for): Dump it.
13333 * tree-ssa-structalias.c (struct variable_info): Remove
13334 directly_dereferenced flag.
13335 (new_var_info): Do not initialize it.
13336 (process_constraint_1): Do not set it.
13337 (update_alias_info): Set is_dereferenced flag.
13338 (set_uids_in_ptset): Use may_alias_p.
13339 (set_used_smts): Check memory_tag_needed flag.
13340 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13341 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13342 memory_tag_needed flag.
13343 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13344 from broken design.
13346 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13348 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13349 red zone for w64 abi.
13350 (ix86_expand_prologue): Likewise.
13351 (ix86_force_to_memory): Likewise.
13352 (ix86_free_from_memory): Likewise.
13354 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13357 * config/rs6000/rs6000.c (rs6000_override_options): Set
13358 rs6000_isel conditionally to the absence of comand line override.
13359 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13360 Remove duplicate rs6000_isel setting.
13361 * config/rs6000/eabispe.h: Ditto.
13363 2008-06-11 Richard Guenther <rguenther@suse.de>
13365 * alias.c (get_alias_set): Use the element alias-set for arrays.
13366 (record_component_aliases): For arrays and vectors do nothing.
13367 * c-common.c (strict_aliasing_warning): Handle the cases
13368 of alias set zero explicitly.
13369 * Makefile.in (dfp.o-warn): Add -Wno-error.
13371 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13373 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13375 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13376 tune_32 tune_64 to supported_defaults. Allow values not
13377 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13378 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13379 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13380 with_cpu_64 to generic for 64-bit-supporting configurations, not
13381 with_cpu. Remove FIXMEs.
13382 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13383 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13384 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13385 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13386 arch_32 and arch_64.
13388 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13389 Olivier Hainque <hainque@adacore.com>
13391 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13392 Use DECL_SIZE_UNIT to retrieve the size of the field.
13394 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13396 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13397 with function calls after declarations. Lay out
13398 neon_float_type_node before further use.
13400 2008-06-11 Richard Guenther <rguenther@suse.de>
13402 * tree-flow.h (may_point_to_global_var): Declare.
13403 * tree-ssa-alias.c (may_point_to_global_var): New function.
13404 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13406 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13408 * configure.ac: Teach that fido supports .debug_line.
13409 * configure: Regenerate.
13411 2008-06-10 Tom Tromey <tromey@redhat.com>
13413 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13416 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13418 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13419 (encode_decimal64, decode_decimal64, encode_decimal128,
13420 decode_decimal128): Reverse order of 32-bit parts of value if host
13421 and target endianness differ.
13423 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13425 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13426 Avoid division by 0.
13427 (tree_mod_pow2_value_transform): Likewise.
13428 (tree_ic_transform): Likewise.
13429 (tree_stringops_transform): Likewise.
13430 (tree_mod_subtract_transform): Likewise.
13431 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13432 (copy_edges_for_bb): Likewise.
13433 (initialize_cfun): Likewise.
13435 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13437 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13438 nonmemory_operand. Add "N" operand constraint.
13440 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13441 (*jcc_btsi_mask): Ditto.
13442 (*jcc_btsi_mask_1): Ditto.
13444 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13446 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13447 TYPE_CANONICAL for copied element type.
13449 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13452 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13453 Add m_CORE2 and m_GENERIC.
13454 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13455 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13457 (*jcc_btdi_rex64): New instruction and split pattern.
13458 (*jcc_btsi): Ditto.
13459 (*jcc_btsi_1): Ditto.
13460 (*btsq): Fix Intel asm dialect operand order.
13464 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13466 PR middle-end/36447
13467 * simplify-rtx.c (simplify_subreg): Add check for shift count
13470 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13472 * doc/md.texi: Synchronize with later constraints.md change.
13473 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13474 with a C implementation.
13475 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13477 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13478 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13479 when moving to and from MD_REGNUM.
13480 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13481 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13482 Handle byte and halfword moves.
13483 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13485 * config/mips/constraints.md (h): Turn into NO_REGS.
13486 (l, x): Update documentation.
13487 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13488 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13489 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13490 (HILO): New mode iterator.
13492 (any_div): New code iterator.
13493 (u): Extend code attribute to div and udiv.
13494 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13495 d_operand in the splitters. Remove redundant CONST_INT checks.
13496 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13497 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13498 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13499 accordingly, using normal moves instead of unspecs to move LO into
13500 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13501 (<u>mulsidi3): Handle expansion in C code.
13502 (<u>mulsidi3_32bit_internal): Rename to...
13503 (<u>mulsidi3_32bit): ...this.
13504 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13505 (*<u>mulsidi3_64bit): Rename to...
13506 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13507 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13508 to set LO and HI to the multiplication result. Use a normal move
13509 for MFLO and an unspec for MFHI.
13510 (*<u>mulsidi3_64bit_parts): Replace with...
13511 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13512 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13513 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13514 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13515 instead of HI. Split the instruction into a separate multiplication
13516 and MFHI if !TARGET_FIX_R4000.
13517 (<su>muldi3_highpart): Likewise.
13518 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13519 and the "=h" clobber.
13520 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13521 (<u>mulditi3): New expander.
13522 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13523 (madsi): Remove "=h" clobber.
13524 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13525 Force the modulus result to be a GPR and split the instruction into
13526 a division followed by an MFHI after reload.
13527 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13528 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13529 the MIPS16 HIGH define_split.
13530 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13531 of acc<->gpr moves to "multi".
13532 (*movdi_64bit): Replace the single "x" alternative with
13533 alternatives for moving into and out of "a".
13534 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13535 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13536 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13537 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13538 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13539 (movti): New expander.
13540 (*movti, *movti_mips16): New insns.
13541 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13542 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13543 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13544 * config/mips/predicates.md (fpr_operand): Delete.
13545 (d_operand): New predicate.
13547 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13549 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13550 failure on some Bourne shells.
13551 (x86_64-*-*): Ditto.
13553 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13555 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13557 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13559 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13560 (sparc-sun-solaris2*): Likewise.
13562 2008-06-09 Arnaud Charlet <charlet@adacore.com
13564 * doc/install.texi: Update requirements to build the Ada compiler.
13566 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13568 * df-scan.c (struct df_scan_problem_data): Remove the
13569 mw_link_pool alloc pool.
13570 (df_scan_free_internal): Don't free it.
13571 (df_scan_alloc): Don't allocate it.
13572 * df.h (struct df_link): Update comment.
13574 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13576 * except.h: Correct checks for when SJLJ exceptions must be used.
13578 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13580 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13583 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13585 PR tree-optimization/36218
13586 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13587 configure for the build system.
13588 (BUILD_LDFLAGS): Define.
13589 * configure: Regenerate.
13590 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13592 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13595 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13596 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13597 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13599 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13601 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13603 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13605 * config.gcc (Obsolete configurations): Remove list of
13607 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13608 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13609 targets matched by those patterns.
13610 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13611 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13612 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13613 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13614 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13615 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13616 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13617 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13618 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13619 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13620 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13621 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13622 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13623 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13624 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13625 Make code for Solaris 7 and greater unconditional for Solaris.
13626 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13627 Remove --with-* handling.
13628 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13629 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13630 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13631 LINK_OS_WINDISS_SPEC): Remove.
13632 * config/rs6000/sysv4.opt (mwindiss): Remove.
13633 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13634 * configure: Regenerate.
13635 * doc/cpp.texi: Don't mention BeOS.
13636 * doc/extend.texi (interrupt): Don't mention MS1.
13637 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13638 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13639 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13640 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13641 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13643 * doc/invoke.texi (MT Options): Remove.
13644 (-mwindiss): Remove.
13645 (CRIS Options): Remove cris-axis-aout references.
13646 (HPPA Options): Don't mention hppa1.1-*-pro.
13647 * doc/md.texi: (MorphoTech family): Remove.
13648 * libgcc2.c: Don't handle UWIN.
13649 * config/alpha/t-unicosmk: Remove.
13650 * config/alpha/unicosmk.h: Remove.
13651 * config/arm/kaos-arm.h: Remove.
13652 * config/arm/kaos-strongarm.h: Remove.
13653 * config/arm/strongarm-coff.h: Remove.
13654 * config/arm/strongarm-elf.h: Remove.
13655 * config/arm/strongarm-pe.h: Remove.
13656 * config/arm/t-strongarm-pe: Remove.
13657 * config/arm/t-xscale-coff: Remove.
13658 * config/arm/t-xscale-elf: Remove.
13659 * config/arm/xscale-coff.h: Remove.
13660 * config/arm/xscale-elf.h: Remove.
13661 * config/chorus.h: Remove.
13662 * config/cris/aout.h: Remove.
13663 * config/cris/aout.opt: Remove.
13664 * config/cris/t-aout: Remove.
13665 * config/i386/beos-elf.h: Remove.
13666 * config/i386/kaos-i386.h: Remove.
13667 * config/i386/ptx4-i.h: Remove.
13668 * config/i386/sco5.h: Remove.
13669 * config/i386/sco5.opt: Remove.
13670 * config/i386/sysv4-cpp.h: Remove.
13671 * config/i386/sysv5.h: Remove.
13672 * config/i386/t-beos: Remove.
13673 * config/i386/t-sco5: Remove.
13674 * config/i386/t-uwin: Remove.
13675 * config/i386/uwin.asm: Remove.
13676 * config/i386/uwin.h: Remove.
13677 * config/kaos.h: Remove.
13678 * config/mips/windiss.h: Remove.
13679 * config/mt: Remove directory.
13680 * config/pa/pa-osf.h: Remove.
13681 * config/pa/pa-pro-end.h: Remove.
13682 * config/pa/t-pro: Remove.
13683 * config/ptx4.h: Remove.
13684 * config/rs6000/beos.h: Remove.
13685 * config/rs6000/kaos-ppc.h: Remove.
13686 * config/rs6000/t-beos: Remove.
13687 * config/rs6000/windiss.h: Remove.
13688 * config/sh/kaos-sh.h: Remove.
13689 * config/sol2-6.h: Remove.
13690 * config/sparc/sol26-sld.h: Remove.
13691 * config/sparc/sysv4-only.h: Remove.
13692 * config/vax/bsd.h: Remove.
13693 * config/vax/t-memfuncs: Remove.
13694 * config/vax/ultrix.h: Remove.
13695 * config/vax/vaxv.h: Remove.
13696 * config/windiss.h: Remove.
13698 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13700 PR rtl-optimization/36438
13701 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13702 for vector shifts with constant scalar shift operands.
13704 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13706 * doc/invoke.texi: Document -march=xlr.
13707 * config/mips/xlr.md: New file.
13708 * config/mips/mips.md: Include it.
13710 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13711 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13712 (mips_rtx_cost_data): Likewise.
13714 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13716 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13717 PRE_INC and PRE_DEC cases.
13719 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13721 PR rtl-optimization/36419
13722 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13723 the emitting jump insn.
13726 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13727 is not bool, boolify the whole *expr_p and convert to the desired type.
13729 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13731 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13732 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13733 Add omp_private_outer_ref hook, add another argument to
13734 omp_clause_default_ctor hook.
13735 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13736 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13737 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13738 hook_tree_tree_tree_tree_null.
13739 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13740 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13741 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13742 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13743 * tree.def (OMP_TASK): New tree code.
13744 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13745 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13746 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13747 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13748 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13749 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13750 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13751 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13752 (OMP_DIRECTIVE_P): Add OMP_TASK.
13753 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13754 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13755 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13756 and OMP_CLAUSE_UNTIED entries.
13757 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13759 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13760 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13761 * tree-pretty-print.c (dump_omp_clause): Handle
13762 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13763 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13764 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13765 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13766 warning about unsigned iterators. Change decl/init/cond/incr
13767 arguments to TREE_VECs, check arguments for all collapsed loops.
13768 (c_finish_omp_taskwait): New function.
13769 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13771 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13772 default_function_array_conversion on init. Add par_clauses argument.
13773 If decl is present in parallel's lastprivate clause, change it to
13774 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13775 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13776 collapse count in clauses.
13777 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13778 c_parser_omp_for_loop callers.
13779 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13780 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13781 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13782 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13784 (c_parser_omp_clause_schedule): Handle schedule(auto).
13785 Include correct location in the error message.
13786 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13787 and PRAGMA_OMP_CLAUSE_UNTIED.
13788 (OMP_TASK_CLAUSE_MASK): Define.
13789 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13790 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13791 * tree-nested.c (convert_nonlocal_omp_clauses,
13792 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13793 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13794 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13795 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13797 (conver_nonlocal_reference, convert_local_reference,
13798 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13799 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13800 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13801 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13802 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13803 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13804 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13805 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13806 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13808 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13809 * c-common.h (c_finish_omp_taskwait): New prototype.
13810 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13811 * tree-parloops.c (create_parallel_loop): Create 1 entry
13812 vectors for OMP_FOR_{INIT,COND,INCR}.
13813 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13814 (make_edges): Handle OMP_TASK.
13815 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13816 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13817 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13818 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13819 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13820 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13821 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13822 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13823 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13824 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13825 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13826 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13827 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13828 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13829 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13830 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13831 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13832 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13833 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13834 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13835 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13836 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13837 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13838 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13839 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13840 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13841 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13842 original iterator is present in lastprivate clause or if
13843 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13844 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13845 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13846 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13847 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13848 if it is set, lookup var in outer contexts too. Handle
13849 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13850 to be implicitly determined firstprivate for task regions.
13851 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13852 if it is set, lookup var in outer contexts too. Set
13853 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13854 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13855 OMP_CLAUSE_UNTIED. Take region_type as last argument
13856 instead of in_parallel and in_combined_parallel.
13857 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13859 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13860 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13861 (new_omp_context): Set default_kind to
13862 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13863 (omp_region_type): New enum.
13864 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13865 fields, add region_type.
13866 (new_omp_context): Take region_type as argument instead of is_parallel
13867 and is_combined_parallel.
13868 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13869 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13870 ctx->is_combined_parallel checks.
13871 (gimplify_omp_task): New function.
13872 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13874 * omp-low.c (extract_omp_for_data): Use schedule(static)
13875 for schedule(auto). Handle pointer and unsigned iterators.
13876 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13877 Add loops argument. Extract data for collapsed OMP_FOR loops.
13878 (expand_parallel_call): Assert sched_kind isn't auto,
13879 map runtime schedule to index 3.
13880 (struct omp_for_data_loop): New type.
13881 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13882 Add loop, loops, collapse and iter_type fields.
13883 (workshare_safe_to_combine_p): Disallow combined for if
13884 iter_type is unsigned long long. Don't combine collapse > 1 loops
13885 unless all bounds and steps are constant. Adjust extract_omp_for_data
13887 (expand_omp_for_generic): Handle pointer, unsigned and long long
13888 iterators. Handle collapsed OMP_FOR loops. Adjust
13889 for struct omp_for_data changes. If libgomp function doesn't return
13890 boolean_type_node, add comparison of the return value with 0.
13891 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13892 pointer, unsigned and long long iterators. Adjust for struct
13893 omp_for_data changes.
13894 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13895 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13896 unsigned long long. Allocate loops array, pass it to
13897 extract_omp_for_data. For collapse > 1 loops use always
13898 expand_omp_for_generic.
13899 (omp_context): Add sfield_map and srecord_type fields.
13900 (is_task_ctx, lookup_sfield): New functions.
13901 (use_pointer_for_field): Use is_task_ctx helper. Change first
13902 argument's type from const_tree to tree. Clarify comment.
13903 In OMP_TASK disallow copy-in/out sharing.
13904 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13905 (install_var_field): Add mask argument. Populate both record_type
13906 and srecord_type if needed.
13907 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13909 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13910 and DECL_FIELD_OFFSET.
13911 (scan_sharing_clauses): Adjust install_var_field callers. For
13912 firstprivate clauses on explicit tasks allocate the var by value in
13913 record_type unconditionally, rather than by reference.
13914 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13915 Use is_taskreg_ctx instead of is_parallel_ctx.
13916 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13917 (create_omp_child_function_name): Add task_copy argument, use
13918 *_omp_cpyfn* names if it is true.
13919 (create_omp_child_function): Add task_copy argument, if true create
13920 *_omp_cpyfn* helper function.
13921 (scan_omp_parallel): Adjust create_omp_child_function callers.
13922 Rename parallel_nesting_level to taskreg_nesting_level.
13923 (scan_omp_task): New function.
13924 (lower_rec_input_clauses): Don't run constructors for firstprivate
13925 explicit task vars which are initialized by *_omp_cpyfn*.
13926 Pass outer var ref to omp_clause_default_ctor hook if
13927 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13928 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13929 OMP_CLAUSE_REDUCTION_INIT.
13930 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13931 avoid duplicate setting of fields. Handle
13932 OMP_CLAUSE_PRIVATE_OUTER_REF.
13933 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13934 copy-out if TREE_READONLY, only copy-in.
13935 (expand_task_copyfn): New function.
13936 (expand_task_call): New function.
13937 (struct omp_taskcopy_context): New type.
13938 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13940 (lower_omp_parallel): Rename to...
13941 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13942 Call create_task_copyfn if srecord_type is needed. Adjust
13944 (task_shared_vars): New variable.
13945 (check_omp_nesting_restrictions): Warn if work-sharing,
13946 barrier, master or ordered region is closely nested inside OMP_TASK.
13947 Add warnings for barrier if closely nested inside of work-sharing,
13948 ordered, or master region.
13949 (scan_omp_1): Call check_omp_nesting_restrictions even for
13950 GOMP_barrier calls. Rename parallel_nesting_level to
13951 taskreg_nesting_level. Handle OMP_TASK.
13952 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13953 work-sharing construct, continue looking for them on parent parallel
13955 (lower_omp_for_lastprivate): Add lastprivate clauses
13956 to the beginning of dlist rather than end. Adjust for struct
13957 omp_for_data changes.
13958 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13959 not after it. Handle collapsed OMP_FOR loops, adjust for
13960 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13961 (get_ws_args_for): Adjust extract_omp_for_data caller.
13962 (scan_omp_for): Handle collapsed OMP_FOR
13963 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13964 (lower_omp_single_simple): If libgomp function doesn't return
13965 boolean_type_node, add comparison of the return value with 0.
13966 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13967 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13968 (parallel_nesting_level): Rename to...
13969 (taskreg_nesting_level): ... this.
13970 (is_taskreg_ctx): New function.
13971 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13972 of is_parallel_ctx.
13973 (execute_lower_omp): Rename parallel_nesting_level to
13974 taskreg_nesting_level.
13975 (expand_omp_parallel): Rename to...
13976 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13977 Call omp_task_call for OMP_TASK regions.
13978 (expand_omp): Adjust caller, handle OMP_TASK.
13979 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13981 * bitmap.c (bitmap_default_obstack_depth): New variable.
13982 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13983 if argument is NULL and bitmap_default_obstack is already initialized.
13984 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13986 * matrix-reorg.c (matrix_reorg): Likewise.
13988 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13990 * config/i386/i386.md (*indirect_jump): Macroize using P
13991 mode iterator. Remove !TARGET_64BIT from insn constraints.
13992 (*tablejump_1): Ditto.
13993 (*indirect_jump_rex64): Remove insn pattern.
13994 (*tablejump_1_rex64): Ditto.
13995 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13996 and eh_return_si insn patterns.
13998 2008-06-06 Richard Guenther <rguenther@suse.de>
14000 * tree-ssa-structalias.c (merge_smts_into): Remove.
14001 (find_what_p_points_to): Do not bother to compute the
14002 points-to set for pt_anything pointers.
14003 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14004 for pt_anything pointers is ok.
14006 2008-06-06 Jan Hubicka <jh@suse.cz>
14008 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14010 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14012 * cgraph.c: Fix typos in comments.
14013 (cgraph_availability_names): Fix string typo.
14014 * fold-const.c: Fix typos in comments.
14015 (fold_binary): Fix typo in warning.
14016 * genautomata.c: Fix typos in comments.
14017 (check_presence_pattern_sets): Fix typo in local variable.
14018 (output_description): Fix typo in output.
14019 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14020 * hwint.h: Likewise.
14021 * matrix-reorg.c (check_allocation_function): Likewise.
14022 * omega.c (smooth_weird_equations): Likewise.
14023 * auto-inc-dec.c: Fix typos in comments.
14024 * bb-reorder.c: Likewise.
14025 * builtins.c: Likewise.
14026 * c-common.c: Likewise.
14027 * c-cppbuiltin.c: Likewise.
14028 * c-parser.c: Likewise.
14029 * c-pretty-print.c: Likewise.
14030 * cfgcleanup.c: Likewise.
14031 * cfgexpand.c: Likewise.
14032 * cfghooks.c: Likewise.
14033 * cfglayout.c: Likewise.
14034 * cfgloopmanip.c: Likewise.
14035 * cgraphunit.c: Likewise.
14036 * coverage.c: Likewise.
14037 * dbxout.c: Likewise.
14038 * df-byte-scan.c: Likewise.
14039 * df-core.c: Likewise.
14040 * df-problems.c: Likewise.
14041 * df-scan.c: Likewise.
14043 * dominance.c: Likewise.
14044 * domwalk.c: Likewise.
14046 * dwarf2out.c: Likewise.
14047 * emit-rtl.c: Likewise.
14048 * et-forest.c: Likewise.
14049 * function.c: Likewise.
14050 * function.h: Likewise.
14052 * gcov-io.c: Likewise.
14053 * gcov.c: Likewise.
14054 * gcse.c: Likewise.
14055 * genattrtab.c: Likewise.
14056 * ggc-page.c: Likewise.
14057 * gimplify.c: Likewise.
14058 * gthr-lynx.h: Likewise.
14059 * haifa-sched.c: Likewise.
14060 * ipa-cp.c: Likewise.
14061 * ipa-inline.c: Likewise.
14062 * ipa-prop.h: Likewise.
14063 * ipa-pure-const.c: Likewise.
14064 * ipa-struct-reorg.c: Likewise.
14065 * ipa-struct-reorg.h: Likewise.
14066 * ipa-type-escape.c: Likewise.
14068 * loop-doloop.c: Likewise.
14069 * mips-tfile.c: Likewise.
14070 * mkmap-flat.awk: Likewise.
14071 * mkmap-symver.awk: Likewise.
14072 * modulo-sched.c: Likewise.
14073 * omp-low.c: Likewise.
14074 * optabs.c: Likewise.
14075 * optabs.h: Likewise.
14076 * opts.c: Likewise.
14077 * passes.c: Likewise.
14078 * postreload-gcse.c: Likewise.
14079 * postreload.c: Likewise.
14080 * predict.c: Likewise.
14081 * pretty-print.h: Likewise.
14082 * profile.c: Likewise.
14083 * protoize.c: Likewise.
14084 * ra-conflict.c: Likewise.
14085 * real.c: Likewise.
14086 * recog.c: Likewise.
14087 * regclass.c: Likewise.
14088 * regs.h: Likewise.
14089 * reload.c: Likewise.
14090 * rtl-error.c: Likewise.
14091 * rtlanal.c: Likewise.
14092 * scan.h: Likewise.
14093 * sched-rgn.c: Likewise.
14095 * stmt.c: Likewise.
14096 * target.h: Likewise.
14097 * tree-dfa.c: Likewise.
14098 * tree-eh.c: Likewise.
14099 * tree-flow-inline.h: Likewise.
14100 * tree-inline.c: Likewise.
14101 * tree-into-ssa.c: Likewise.
14102 * tree-loop-distribution.c: Likewise.
14103 * tree-nested.c: Likewise.
14104 * tree-parloops.c: Likewise.
14105 * tree-pass.h: Likewise.
14106 * tree-pretty-print.c: Likewise.
14107 * tree-profile.c: Likewise.
14108 * tree-scalar-evolution.c: Likewise.
14109 * tree-sra.c: Likewise.
14110 * tree-ssa-alias-warnings.c: Likewise.
14111 * tree-ssa-ccp.c: Likewise.
14112 * tree-ssa-coalesce.c: Likewise.
14113 * tree-ssa-dom.c: Likewise.
14114 * tree-ssa-dse.c: Likewise.
14115 * tree-ssa-forwprop.c: Likewise.
14116 * tree-ssa-live.c: Likewise.
14117 * tree-ssa-live.h: Likewise.
14118 * tree-ssa-loop-im.c: Likewise.
14119 * tree-ssa-loop-ivopts.c: Likewise.
14120 * tree-ssa-loop-niter.c: Likewise.
14121 * tree-ssa-loop-prefetch.c: Likewise.
14122 * tree-ssa-phiopt.c: Likewise.
14123 * tree-ssa-phiprop.c: Likewise.
14124 * tree-ssa-sccvn.c: Likewise.
14125 * tree-ssa-ter.c: Likewise.
14126 * tree-ssa-threadupdate.c: Likewise.
14127 * tree-ssa.c: Likewise.
14128 * tree-vect-analyze.c: Likewise.
14129 * tree-vect-transform.c: Likewise.
14130 * tree-vectorizer.c: Likewise.
14131 * tree-vn.c: Likewise.
14132 * tree-vrp.c: Likewise.
14133 * tree.c: Likewise.
14134 * tree.def: Likewise.
14135 * tree.h: Likewise.
14136 * unwind-dw2-fde.c: Likewise.
14137 * unwind.inc: Likewise.
14138 * value-prof.c: Likewise.
14139 * vmsdbgout.c: Likewise.
14141 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14143 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14144 always place FP constants in the TOC for TARGET_POWERPC64.
14145 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14147 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14149 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14150 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14151 enable for TARGET_E500_DOUBLE.
14152 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14153 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14154 floating-point modes like integer modes for E500 double.
14155 (rs6000_legitimate_offset_address_p): Likewise.
14156 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14157 addressing for DDmode for E500 double.
14158 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14159 modes as using 64-bits of registers for E500 double.
14160 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14161 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14162 specially for E500 double.
14163 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14164 TDmode for E500 double.
14165 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14166 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14167 (rs6000_split_multireg_move): Do not handle TDmode specially for
14169 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14170 using 64-bit registers for E500 double.
14171 (emit_frame_save): Do not handle DDmode specially for E500 double.
14172 (gen_frame_mem_offset): Likewise.
14173 (rs6000_function_value): Do not call spe_build_register_parallel
14174 for DDmode or TDmode.
14175 (rs6000_libcall_value): Likewise.
14176 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14177 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14180 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14182 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14185 2008-06-04 Junjie Gu <jgu@tensilica.com>
14187 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14188 comparison for frame pointers.
14190 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14193 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14195 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14198 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14199 register is already smaller or equal to required mode.
14201 2008-06-04 Xinliang David Li <davidxl@google.com>
14203 * tree-call-cdce.c: New file.
14204 (cond_dead_built_in_calls): New static variable.
14205 (input_domain): New struct.
14206 (check_pow): New function.
14207 (check_builtin_call): Ditto.
14208 (check_target_format): Ditto.
14209 (is_call_dce_candidate): Ditto.
14210 (gen_one_condition): Ditto.
14211 (gen_conditions_for_domain): Ditto.
14212 (get_domain): Ditto.
14213 (gen_conditions_for_pow_cst_base): Ditto.
14214 (gen_conditions_for_pow_int_base): Ditto.
14215 (gen_conditions_for_pow): Ditto.
14216 (get_no_error_domain): Ditto.
14217 (gen_shrink_wrap_conditions): Ditto.
14218 (shrink_wrap_one_built_in_call): Ditto.
14219 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14220 (tree_call_cdce): Ditto.
14221 (gate_call_cdce): Ditto.
14222 (pass_call_cdce): New gimple pass.
14223 * passes.c: (init_optimization_passes): New pass.
14224 * tree-pass.h: New pass declaration.
14225 * opts.c (decode_options): New flag setting.
14226 * common.opt: Add -ftree-builtin-call-dce flag.
14227 * Makefile.in: Add new source file.
14228 * tempvar.def: New tv_id.
14229 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14231 2008-06-04 Richard Guenther <rguenther@suse.de>
14233 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14234 (is_call_clobbered): Always check var_ann->call_clobbered.
14235 (mark_call_clobbered): Always set var_ann->call_clobbered.
14236 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14237 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14238 (reset_alias_info): Clear call clobbering info on MTAGs and
14240 (set_pt_anything): Set pt_global_mem.
14241 (create_tag_raw): Adjust comment.
14242 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14244 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14245 Maxim Kuvyrkov <maxim@codesourcery.com>
14247 * config/m68k/m68k.opt (mxgot): New option.
14248 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14249 (m68k_output_addr_const_extra): New.
14250 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14251 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14252 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14253 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14255 2008-06-04 Richard Guenther <rguenther@suse.de>
14257 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14258 negative or non-representable offsets.
14260 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14262 * config/i386/i386.c (ix86_gen_leave): New.
14263 (ix86_gen_pop1): Likewise.
14264 (ix86_gen_add3): Likewise.
14265 (ix86_gen_sub3): Likewise.
14266 (ix86_gen_sub3_carry): Likewise.
14267 (ix86_gen_one_cmpl2): Likewise.
14268 (ix86_gen_monitor): Likewise.
14269 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14270 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14271 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14272 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14273 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14274 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14275 (ix86_expand_epilogue): Updated.
14276 (print_operand): Handle integer register operand for 'z'.
14277 (ix86_expand_strlensi_unroll_1): Likewise.
14278 (ix86_expand_strlen): Likewise.
14279 (ix86_expand_builtin): Likewise.
14280 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14281 mov{q}/mov{l} and add{q}/add{l}.
14283 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14285 * config/i386/i386.md (P): New mode iterator.
14286 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14287 using P mode iterator.
14288 (DFmode push_operand splitter): Ditto.
14289 (XFmode push_operand splitter): Ditto.
14290 (DFmode float_extend SFmode push_operand splitter): Ditto.
14291 (XFmode float_extend SFmode push_operand splitter): Do not generate
14292 SImode pushes for 64bit target. Macroize Dimode and SImode
14293 pushes using P mode iterator.
14294 (XFmode float_extend DFmode push_operand splitter): Ditto.
14296 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14298 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14299 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14300 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14301 return type to int.
14302 (ix86_call_abi_override): Remove check for call_used_regs.
14304 2008-06-03 Richard Guenther <rguenther@suse.de>
14306 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14307 for the lhs of calls if the return type contains pointers.
14309 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14311 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14312 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14313 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14314 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14315 of cfun and DEFAULT_ABI to deceide abi mode.
14316 (DEFAULT_ABI): New.
14317 (REG_PARM_STACK_SPACE): Removed.
14318 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14319 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14320 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14321 (ix86_function_abi): Likewise.
14322 (ix86_function_type_abi): Likewise.
14323 (ix86_call_abi_override): Likewise.
14324 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14325 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14326 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14327 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14329 (X86_64_REGPARM_MAX): New.
14330 (X86_64_SSE_REGPARM_MAX): New.
14331 (X64_REGPARM_MAX): New.
14332 (X64_SSE_REGPARM_MAX): New.
14333 (X86_32_REGPARM_MAX): New.
14334 (X86_32_SSE_REGPARM_MAX): New.
14335 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14336 (ix86_function_regparm): Handle user calling abi.
14337 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14338 by DEFAULT_ABI versus SYSV_ABI check.
14339 (ix86_reg_parm_stack_space): New.
14340 (ix86_function_type_abi): New.
14341 (ix86_call_abi_override): New.
14342 (ix86_function_abi): New.
14343 (ix86_cfun_abi): New.
14344 (init_cumulative_args): Call abi specific initialization.
14345 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14346 (function_arg_64): Extend SSE_REGPARM_MAX check.
14347 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14348 (ix86_pass_by_reference): Likewise.
14349 (ix86_function_value_regno_p): Likewise.
14350 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14351 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14352 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14353 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14354 (setup_incoming_varargs_64): Adjust regparm for call abi.
14355 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14356 (ix86_va_start): Likewise.
14357 (ix86_gimplify_va_arg): Likewise.
14358 (ix86_expand_prologue): Likewise.
14359 (output_pic_addr_const): Likewise.
14360 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14361 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14362 (x86_output_mi_thunk): Likewise.
14363 (x86_function_profiler): Likewise.
14364 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14365 (SYSV_ABI, MS_ABI): New constants.
14366 (DEFAULT_ABI): New.
14367 (init_regs): Add prototype of function in regclass.c file.
14368 (OVERRIDE_ABI_FORMAT): New.
14369 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14370 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14371 (OUTGOING_REG_PARM_STACK_SPACE): New.
14372 (ix86_reg_parm_stack_space): New prototype.
14373 (CUMULATIVE_ARGS): Add call_abi member.
14374 (machine_function): Add call_abi member.
14375 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14376 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14378 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14381 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14382 (avr_builtin_setjmp_frame_value): New function.
14383 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14384 (nonlocal_goto): Define.
14386 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14388 * config/mips/mips.c (mips_emit_loadgp): Return early if
14389 there is nothing do to, otherwise emit a blockage if
14390 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14391 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14393 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14395 * configure.ac: Drop unneeded backslash ending up in config.in.
14396 * acinclude.m4: Likewise.
14397 * config.in: Regenerate.
14399 2008-05-26 Jan Hubicka <jh@suse.cz>
14401 * predict.c (maybe_hot_frequency_p): Break out of...
14402 (maybe_hot_bb_p): ... here.
14403 (maybe_hot_edge_p): New.
14404 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14405 * basic-block.h (maybe_hot_edge_p): Declare.
14407 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14409 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14410 (*cmpfp_<mode>_cc): Ditto.
14411 (*fp_jcc_8<mode>_387): Ditto.
14412 (*fop_<MODEF:mode>_2_i387): Ditto.
14413 (*fop_<MODEF:mode>_3_i387): Ditto.
14414 (*fop_xf_2_i387): Ditto.
14415 (*fop_xf_3_i387): Ditto.
14417 2008-06-02 Tomas Bily <tbily@suse.cz>
14419 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14421 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14423 * config/mips/mips.c (mips_valid_offset_p): New function.
14424 (mips_valid_lo_sum_p): Likewise.
14425 (mips_classify_address): Use them.
14426 (mips_force_address): New function.
14427 (mips_legitimize_address): Use it.
14428 * config/mips/mips.md (MOVE128): New mode iterator.
14429 (movtf): Require TARGET_64BIT. Remove empty strings.
14430 (*movtf_internal): Rename to...
14431 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14432 of "R" and use {,fp}{load,store} attributes instead of "multi".
14433 Use a separate define_split.
14434 (*movtf_mips16): New pattern.
14436 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14438 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14439 * config/mips/mips.c (mips_expand_before_return): New function.
14440 (mips_expand_epilogue): Call it.
14441 * config/mips/mips.md (return): Turn into a define_expand.
14442 (*return): New insn.
14444 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14446 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14447 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14448 functions. Do not emit uses and clobbers of CONCATs; individually
14449 use and clobber their operands.
14450 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14451 gen_clobber, emit_use and gen_use.
14452 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14453 (expand_builtin_return): Likewise.
14454 * cfgbuild.c (count_basic_blocks): Likewise.
14455 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14456 * explow.c (emit_stack_restore): Likewise.
14457 * expmed.c (extract_bit_field_1): Likewise.
14458 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14459 (emit_move_multi_word, store_constructor): Likewise.
14460 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14461 (thread_prologue_and_epilogue_insns): Likewise.
14462 * lower-subreg.c (resolve_simple_move): Likewise.
14463 * optabs.c (widen_operand, expand_binop): Likewise.
14464 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14465 * reload.c (find_reloads): Likewise.
14466 * reload1.c (eliminate_regs_in_insn): Likewise.
14467 * stmt.c (expand_nl_goto_receiver): Likewise.
14468 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14469 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14470 * config/arm/arm.c (arm_load_pic_register): Likewise.
14471 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14472 * config/arm/arm.md (untyped_return): Likewise.
14473 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14474 * config/avr/avr.c (expand_prologue): Likewise.
14475 * config/bfin/bfin.c (do_unlink): Likewise.
14476 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14477 * config/cris/cris.c (cris_expand_prologue): Likewise.
14478 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14479 (machopic_legitimize_pic_address): Likewise.
14480 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14481 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14482 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14483 (ix86_expand_convert_uns_didf_sse): Likewise.
14484 (ix86_expand_vector_init_general): Likewise.
14485 * config/ia64/ia64.md (eh_epilogue): Likewise.
14486 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14487 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14488 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14489 (config/iq2000/iq2000.c): Likewise.
14490 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14491 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14492 (builtin_longjmp): Likewise.
14493 * config/mn10300/mn10300.md (call, call_value): Likewise.
14494 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14495 * config/pdp11/pdp11.md (abshi2): Likewise.
14496 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14497 * config/s390/s390.c (s390_emit_prologue): Likewise.
14498 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14499 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14500 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14501 * config/sh/sh.c (prepare_move_operands): Likewise.
14502 (output_stack_adjust, sh_expand_epilogue): Likewise.
14503 (sh_set_return_address, sh_expand_t_scc): Likewise.
14504 * config/sparc/sparc.c (load_pic_register): Likewise.
14505 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14506 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14507 * config/v850/v850.c (expand_epilogue): Likewise.
14509 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14511 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14512 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14513 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14514 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14515 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14516 stack pointer register.
14517 (output_movhi): Remove code for interrupt specific writing to the
14518 stack pointer register.
14520 2008-05-31 Richard Guenther <rguenther@suse.de>
14522 PR tree-optimization/34244
14523 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14524 (tree_expr_nonzero_warnv_p): Likewise.
14525 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14526 ssa_name_nonnegative_p.
14527 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14528 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14529 not tree_expr_nonzero_warnv_p.
14531 PR tree-optimization/36262
14533 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14535 PR tree-optimization/34244
14536 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14537 (record_numbers_of_iterations): New function.
14538 (execute_vrp): Cache the numbers of iterations of loops.
14539 * tree-scalar-evolution.c (scev_reset_except_niters):
14541 (scev_reset): Use scev_reset_except_niters.
14542 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14544 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14546 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14547 __WORKAROUND_RETS when appropriate.
14549 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14551 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14552 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14554 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14555 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14556 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14557 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14558 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14559 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14560 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14561 *fop_df_1_sse insn patterns using MODEF mode iterator.
14562 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14563 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14564 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14565 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14566 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14567 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14568 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14569 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14570 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14571 (*fop_xf_5_i387): Ditto.
14572 (*fop_xf_6_i387): Ditto.
14574 2008-05-30 Richard Guenther <rguenther@suse.de>
14576 * builtins.c (build_string_literal): Avoid generating
14577 a non-gimple_val result.
14579 2008-05-30 DJ Delorie <dj@redhat.com>
14581 * exec-tool.in: Use an environment variable (private) instead of a
14582 file (shared) as a semaphore, so as to not break parallel builds.
14584 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14586 * optabs.c (maybe_encapsulate_block): Remove.
14587 (emit_libcall_block): Adjust accordingly.
14588 * optabs.h (maybe_encapsulate_block): Remove prototype.
14590 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14591 Don't use maybe_encapsulate_block.
14593 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14595 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14596 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14597 rtx is a SYMBOL_REF before calling get_pool_constant.
14599 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14601 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14603 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14605 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14606 rather than OS names to choose INO_T_EQ definition.
14607 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14608 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14610 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14613 * config/darwin-f.c: New.
14614 * config/t-darwin: Added rule to build darwin-f.o.
14615 * config.gcc: Defined new variable, fortran_target_objs.
14616 (*-*-darwin*): Set fortran_target_objs.
14617 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14618 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14619 * configure: Regenerated.
14621 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14624 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14625 canonical type if needed.
14627 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14629 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14631 2008-05-29 Richard Guenther <rguenther@suse.de>
14633 PR tree-optimization/36343
14634 PR tree-optimization/36346
14635 PR tree-optimization/36347
14636 * tree-flow.h (clobber_what_p_points_to): Declare.
14637 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14638 pointed-to variable is dereferenced is irrelevant to whether
14639 the pointer can access the pointed-to variable.
14640 (clobber_what_p_points_to): New function.
14641 * tree-ssa-alias.c (set_initial_properties): Use it.
14642 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14643 call clobber check for NMTs.
14645 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14647 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14648 for printing gcov_type.
14650 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14652 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14653 and the eh region information.
14654 * value-prof.c (gimple_move_stmt_histograms): New function.
14655 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14657 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14659 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14661 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14663 * value-prof.c (tree_ic_transform): Print counts.
14664 * tree-profile.c (tree_gen_ic_func_profiler):
14665 Clear __gcov_indreict_call_callee variable to avoid misattribution
14668 2008-05-28 Rafael EspÃndola <espindola@google.com>
14670 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14673 2008-05-28 Richard Guenther <rguenther@suse.de>
14675 PR tree-optimization/36339
14676 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14677 and clobbering code out of the loop.
14679 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14681 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14684 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14685 s390_contiguous_bitmask_p, s390_symref_operand_p,
14686 s390_check_symref_alignment, s390_reload_larl_operand,
14687 s390_reload_symref_address): New functions.
14688 (s390_branch_condition_mnemonic): Support compare and branch
14690 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14691 and 'W' constraints.
14692 (s390_secondary_reload): Add secondary reloads for unaligned
14693 symbol refs or symbol refs to floating point or QI/TI mode
14695 (legitimate_address_p): Accept symbol references as addresses.
14696 (s390_expand_insv): Use rotate and insert selected bits
14697 instruction for insv when building for z10.
14698 (print_operand_address): Handle symbol ref addresses.
14699 (print_operand): Output modifier 'c' added for signed byte values.
14700 (s390_encode_section_info): Mark symbol refs with
14701 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14703 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14704 (length attribute): RRF, RRR have 4 byte length.
14705 (FPALL, INTALL): New mode iterators added.
14706 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14707 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14708 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14709 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14710 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14711 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14712 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14713 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14715 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14716 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14717 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14718 reload<INTALL:mode><P:mode>_toreg_z10,
14719 reload<FPALL:mode><P:mode>_tomem_z10,
14720 reload<FPALL:mode><P:mode>_toreg_z10,
14721 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14722 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14723 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14724 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14726 (movmem, clrmem, cmpmem): New splitters added.
14728 * config/s390/predicates.md (larl_operand): Use
14729 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14730 SYMBOL_REF_ALIGN1_P.
14731 (s390_signed_integer_comparison,
14732 s390_unsigned_integer_comparison): New predicates.
14734 * config/s390/s390-protos.h (s390_check_symref_alignment,
14735 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14736 s390_reload_symref_address,
14737 s390_compare_and_branch_condition_mask): Prototypes added.
14739 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14740 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14741 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14743 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14745 * config/s390/s390.c (z10_cost): New cost function for z10.
14746 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14747 (s390_issue_rate): Adjust issue rate for z10.
14748 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14749 (processor_flags): Add PF_Z10.
14750 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14751 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14752 * gcc/config.gcc: Add z10.
14754 2008-05-28 Richard Guenther <rguenther@suse.de>
14756 PR tree-optimization/36291
14757 * tree-flow. h (struct gimple_df): Remove var_anns member.
14758 * tree-flow-inline.h (gimple_var_anns): Remove.
14759 (var_ann): Simplify.
14760 * tree-dfa.c (create_var_ann): Simplify.
14761 (remove_referenced_var): Clear alias info from var_anns of globals.
14762 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14763 (delete_tree_ssa): Clear alias info from var_anns of globals.
14764 Do not free var_anns.
14765 (var_ann_eq): Remove.
14766 (var_ann_hash): Likewise.
14768 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14770 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14771 and loongson2f entries.
14772 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14773 * config/mips/mips.h (processor_type): Add Loongson-2E
14774 and Loongson-2F entries.
14775 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14776 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14777 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14778 * doc/invoke.texi (MIPS Options): Document loongson2e
14779 and loongson2f processor names.
14781 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14785 * config/i386/i386.c (ix86_function_arg_boundary): Use
14786 alignment of canonical type.
14787 (ix86_expand_vector_move): Check unaligned memory access for
14790 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14792 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14793 Moved to the front of file.
14795 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14796 H.J. Lu <hongjiu.lu@intel.com>
14798 * dwarf2out.c (current_fde): New.
14800 (lookup_cfa:): Likewise.
14801 (dwarf2out_end_epilogue): Likewise.
14802 (dwarf2out_note_section_used): Likewise.
14804 2008-05-27 Michael Matz <matz@suse.de>
14807 * c.opt (Wenum-compare): New warning option.
14808 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14810 2008-05-27 Michael Matz <matz@suse.de>
14812 PR middle-end/36326
14813 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14815 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14816 into memory as tail calls.
14818 2008-05-27 Richard Guenther <rguenther@suse.de>
14820 PR tree-optimization/36339
14821 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14822 pointers cause all addressable variables to be call clobbered.
14824 2008-05-27 Richard Guenther <rguenther@suse.de>
14826 PR tree-optimization/36245
14827 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14829 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14831 * config/s390/s390.md: Replace all occurences of the 'm'
14832 constraint with 'RT'.
14834 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14836 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14838 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14840 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14841 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14842 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14844 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14846 * reload.c: (find_reloads): Skip alternatives according to the
14847 "enabled" attribute. Constify the constraint variable.
14848 * recog.c (get_attr_enabled): Add default implementation.
14849 (extract_insn): Set the alternative_enabled_p array
14850 in the recog_data struct.
14851 (preprocess_constraints, constrain_operands): Skip
14852 alternatives according to the "enabled" attribute
14853 * recog.h (struct recog_data): New field alternative_enabled_p.
14854 (skip_alternative): New inline function.
14855 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14856 (record_reg_classes): Skip alternative according to the
14857 "enabled" attribute.
14859 * doc/md.texi: Add documention for the "enabled" attribute.
14861 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14863 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14864 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14865 constraint with TARGET_MEM_CONSTRAINT.
14866 * recog.c (asm_operand_ok, preprocess_constraints,
14867 constrain_operands): Likewise.
14868 * regclass.c (record_reg_classes): Likewise.
14869 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14870 * reload1.c (maybe_fix_stack_asms): Likewise.
14871 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14872 * recog.h: Adjust comment.
14873 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14874 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14875 * doc/md.texi: Add a note to description of 'm' constraint.
14876 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14878 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14880 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14881 that the bitfield is of integral type before testing its precision.
14883 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14884 Sa Liu <saliu@de.ibm.com>
14886 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14887 __modti3, __udivti3, __umodti3 and __udivmodti4.
14888 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14889 that implement TImode mul and div functions.
14890 * config/spu/multi3.c: New. Implement __multi3.
14891 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14892 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14895 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14897 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14898 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14899 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14900 tls_sysv_suffix): New mode and mode attribute iterators.
14901 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14902 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14903 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14904 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14905 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14908 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14910 PR tree-optimization/36329
14911 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14912 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14913 * cgraphbuild.c (initialize_inline_failed): Use the latter
14914 macro in lieu of the former.
14915 * ipa-inline.c (cgraph_mark_inline): Likewise.
14916 (cgraph_decide_inlining_of_small_function): Likewise.
14917 (cgraph_decide_inlining): Likewise.
14918 (cgraph_decide_inlining_incrementally): Likewise.
14920 2008-05-26 Tristan Gingold <gingold@adacore.com>
14921 Anatoly Sokolov <aesok@post.ru>
14923 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14924 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14925 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14926 optimization for 'avr6' architecture.
14928 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14931 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14933 2008-05-26 Richard Guenther <rguenther@suse.de>
14935 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14936 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14938 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14940 PR middle-end/36253
14941 * caller-save.c (insert_restore): Verify alignment of spill space.
14942 (insert_save): Likewise.
14943 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14944 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14945 (STACK_SLOT_ALIGNMENT): Likewise.
14946 * function.c (LOCAL_ALIGNMENT): Removed.
14947 (get_stack_local_alignment): New.
14948 (assign_stack_local): Use it. Set alignment on stack slot.
14949 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14950 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14951 (STACK_SLOT_ALIGNMENT): New.
14952 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14953 stack slot in XFmode.
14955 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14957 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14960 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14961 argument operand in rax isn't removed.
14963 2008-05-26 Richard Guenther <rguenther@suse.de>
14965 PR middle-end/36300
14966 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14967 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14969 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14972 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14974 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14976 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14977 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14979 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14981 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14982 build a trampoline if we don't want one.
14983 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14984 return zero for nested functions if we don't want a trampoline.
14986 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14988 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14990 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14993 * c.opt: Removed undocumented option '-lang-fortran'.
14994 * c-common.h: Removed global variable 'lang_fortran'.
14995 * c-opts.c (c_common_handle_option): Removed code to handle
14996 option '-lang-fortran'. Updated includes.
14997 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14998 definition of '__GFORTRAN__'.
14999 (define__GNUC__): Reimplemented to use BASEVER and
15000 cpp_define_formatted.
15001 (builtin_define_with_value_n): Removed.
15002 * c-incpath.h: Renamed to ...
15003 * incpath.h: ... this.
15004 * c-incpath.c: Renamed to ...
15005 * incpath.c: ... this. Updated includes.
15006 * fix-header.c: Updated includes.
15007 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15008 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15009 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15011 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15013 * tree.h: Update the table of flags used on tree nodes.
15014 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15015 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15016 (FORCED_LABEL): Add access check.
15017 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15018 (ASM_INPUT_P): Likewise.
15019 (ASM_VOLATILE_P): Likewise.
15020 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15021 (OMP_SECTION_LAST): Access private_flag directly.
15022 (OMP_RETURN_NOWAIT): Likewise.
15023 (OMP_PARALLEL_COMBINED): Likewise.
15024 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15025 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15026 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15027 deprecated_flag directly.
15029 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15031 * final.c (frame_pointer_needed): Removed.
15032 * flags.h (frame_pointer_needed): Likewise.
15034 * function.h (rtl_data): Add frame_pointer_needed.
15035 (frame_pointer_needed): New.
15037 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15039 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15041 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15043 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15046 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15048 * c-common.c (strip_array_types): Move function to..
15050 (get_inner_array_type): Delete.
15051 * c-common.h (strip_array_types): Move declaration to..
15053 (get_inner_array_type): Delete.
15054 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15055 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15056 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15057 * config/pa/pa.c (emit_move_sequence): Likewise.
15059 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15061 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15064 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15066 * function.c: Include target hook for nonlocal_goto frame value.
15068 2008-05-24 Richard Guenther <rguenther@suse.de>
15070 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15071 variable can be only accessed through a pointer or a union.
15073 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15075 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15076 * doc/extend.texi: Likewise.
15078 2008-05-23 DJ Delorie <dj@redhat.com>
15080 * config/m32c/jump.md (untyped_call): Add.
15082 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15083 for A24 to PSImode.
15084 (m32c_address_cost): Detail costs for indirect offsets.
15086 2008-05-23 Rafael EspÃndola <espindola@google.com>
15088 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15089 if a node is a SUBREG.
15090 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15093 2008-05-23 Paul Brook <paul@codesourcery.com>
15094 Carlos O'Donell <carlos@codesourcery.com>
15096 * doc/extend.texi: Clarify use of __attribute__((naked)).
15097 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15098 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15099 * function.c (use_register_for_decl): Use
15100 targetm.calls.allocate_stack_slots_for_args.
15101 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15102 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15103 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15105 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15107 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15109 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15111 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15112 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15113 is only rounded once.
15115 2008-05-23 Richard Guenther <rguenther@suse.de>
15117 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15119 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15120 Jakub Jelinek <jakub@redhat.com>
15123 * configure.ac: Handle --enable-cld.
15124 * configure: Regenerated.
15125 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15126 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15127 (ix86_current_function_needs_cld): New define.
15128 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15129 (cld): New isns pattern.
15130 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15131 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15132 * config/i386/i386.opt (mcld): New option.
15133 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15134 TARGET_CLD and ix86_current_function_needs_cld.
15135 (override_options): Use -mcld by default for 32-bit code if
15138 * doc/install.texi (Options specification): Document --enable-cld.
15139 * doc/invoke.texi (Machine Dependent Options)
15140 [i386 and x86-64 Options]: Add -mcld option.
15141 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15143 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15144 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15145 (return_in_memory_64): Likewise.
15146 (return_in_memory_ms_64): Likewise.
15148 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15150 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15151 * builtins.c (fold_builtin_fpclassify): New.
15152 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15153 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15154 * c-common.c (handle_type_generic_attribute): Adjust to accept
15155 fixed arguments before an elipsis.
15156 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15157 * doc/extend.texi: Document __builtin_fpclassify.
15159 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15161 * omp-low.c (gate_expand_omp_ssa): Remove.
15162 (pass_expand_omp_ssa): Remove.
15163 (gate_expand_omp): Do not check for flag_openmp_ssa.
15164 * common.opt (-fopenmp-ssa): Remove.
15165 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15167 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15169 * config/sh/sh.opt (mfixed-range): New option.
15170 * config/sh/sh-protos.h (sh_fix_range): Declare.
15171 * config/sh/sh.c (sh_fix_range): New function.
15172 * config/sh/sh.h (sh_fixed_range_str): Declare.
15173 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15175 * doc/invoke.texi (SH Options): Document -mfixed-range.
15177 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15179 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15180 it before the redeclaration.
15182 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15184 * config/avr/avr.c (get_sequence_length): Add new function.
15185 (expand_prologue, expand_epilogue): Remove duplicate code.
15187 2008-05-22 Rafael EspÃndola <espindola@google.com>
15189 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15192 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15194 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15195 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15197 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15198 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15199 (vect_update_misalignment_for_peel): Likewise.
15200 (vector_alignment_reachable_p): Likewise.
15201 * tree-vect-transform.c (vectorizable_load): Likewise.
15202 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15203 (get_vectype_for_scalar_type): Pass mode of scalar_type
15204 to UNITS_PER_SIMD_WORD.
15206 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15207 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15208 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15209 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15210 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15212 2008-05-22 Ira Rosen <irar@il.ibm.com>
15214 PR tree-optimization/36293
15215 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15216 if the first load must be skipped because of a gap.
15218 2008-05-22 Richard Guenther <rguenther@suse.de>
15220 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15221 more cases of offset disambiguation that is possible if
15222 strict-aliasing rules apply.
15223 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15224 for basic offset and type-based disambiguation.
15226 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15228 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15229 ix86_expand_vector_set on V16QImode for SSE4.1.
15231 2008-05-21 Tom Tromey <tromey@redhat.com>
15233 * c.opt (Wimport): Mark as undocumented.
15234 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15236 (Warning Options): Likewise.
15237 * doc/cppopts.texi: Don't mention -Wimport.
15239 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15241 PR tree-optimization/36287
15242 PR tree-optimization/36286
15243 * lambda-code.c (build_access_matrix): Do not use the loop->num
15244 for computing the number of induction variables: use the loop depth
15247 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15250 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15251 option -f(no-)leading-underscore.
15253 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15255 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15256 GET_MODE_NUNITS (mode).
15258 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15260 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15261 (-mmulhw): Add 464 to description.
15262 (-mdlmzb): Likewise.
15263 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15264 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15266 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15267 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15268 * config/rs6000/rs6000.md: Update comments for 464.
15270 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15272 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15274 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15276 * config/i386/sse.md (vec_extractv4sf): Removed.
15277 (vec_extractv2df): Likewise.
15278 (vec_extractv2di): Likewise.
15279 (vec_extractv4si): Likewise.
15280 (vec_extractv8hi): Likewise.
15281 (vec_extractv16qi): Likewise.
15282 (vec_extract<mode>): New.
15284 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15286 * config/i386/sse.md (vec_setv4sf): Removed.
15287 (vec_setv2df): Likewise.
15288 (vec_setv2di): Likewise.
15289 (vec_setv4si): Likewise.
15290 (vec_setv8hi): Likewise.
15291 (vec_setv16qi): Likewise.
15292 (vec_set<mode>): New.
15294 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15296 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15297 goto for vec_concat and vec_interleave.
15299 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15301 * config/i386/sse.md (vec_initv4sf): Removed.
15302 (vec_initv2df): Likewise.
15303 (vec_initv2di): Likewise.
15304 (vec_initv4si): Likewise.
15305 (vec_initv8hi): Likewise.
15306 (vec_initv16qi): Likewise.
15307 (vec_init<mode>): New.
15309 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15311 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15313 2008-05-21 Tom Tromey <tromey@redhat.com>
15315 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15316 (zone_find_object_offset): Likewise.
15317 (gt_ggc_m_S): Likewise.
15318 (highest_bit): Likewise.
15319 * ggc-page.c (gt_ggc_m_S): New function.
15320 * stringpool.c (string_stack): Remove.
15321 (init_stringpool): Update.
15322 (ggc_alloc_string): Use ggc_alloc.
15323 (maybe_delete_ident): New function.
15324 (ggc_purge_stringpool): Likewise.
15325 (gt_ggc_m_S): Remove.
15326 * ggc-common.c (ggc_protect_identifiers): New global.
15327 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15328 ggc_protect_identifiers.
15329 * ggc.h (ggc_protect_identifiers): Declare.
15330 (gt_ggc_m_S): Update.
15331 (ggc_purge_stringpool): Declare.
15332 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15333 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15335 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15337 2008-05-21 David S. Miller <davem@davemloft.net>
15339 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15342 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15344 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15347 2008-05-20 David Daney <ddaney@avtrex.com>
15349 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15350 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15351 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15352 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15353 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15354 (atomic_hiqi_op): New define_code_iterator.
15355 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15356 mips_expand_compare_and_swap_12.
15357 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15358 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15359 (sync_<optab><mode>, sync_old_<optab><mode>,
15360 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15361 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15362 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15363 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15364 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15365 (test_and_set_12): New insn.
15366 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15367 sync_new_<optab><mode>, sync_old_nand<mode>,
15368 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15369 clobber to operand 0 for SI and DI mode insns.
15370 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15371 mips_gen_fn_4): New typedefs.
15372 (mips_gen_fn_ptrs): Define new union type.
15373 (mips_expand_compare_and_swap_12): Remove declaration.
15374 (mips_expand_atomic_qihi): Declare function.
15375 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15376 (mips_expand_atomic_qihi): ... this. Use new generator function
15378 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15379 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15380 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15381 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15382 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15383 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15384 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15385 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15386 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15387 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15390 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15392 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15395 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15397 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15398 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15399 (avr_attribute_table): Add 'OS_main' function attribute.
15400 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15401 functions with 'OS_main' attribute.
15403 2008-05-20 Richard Guenther <rguenther@suse.de>
15405 PR tree-optimization/35204
15406 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15407 helper, split out from ...
15408 (DFS): ... here. Make the DFS walk non-recursive.
15410 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15411 Jan Sjodin <jan.sjodin@amd.com>
15413 PR tree-optimization/36181
15414 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15415 (parallelize_loops): Don't parallelize when the loop has vector
15418 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15419 Sebastian Pop <sebastian.pop@amd.com>
15421 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15422 matrix, and never look at the tree representation of the memory
15424 (linear_transform_loops): Computes parameters and access matrices.
15425 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15427 (access_matrix_get_index_for_parameter): New.
15428 * tree-data-ref.h (struct access_matrix): New.
15429 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15430 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15431 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15432 am_vector_index_for_loop): New.
15433 (struct data_reference): Add field access_matrix.
15434 (DR_ACCESS_MATRIX): New.
15435 (compute_data_dependences_for_loop): Update declaration.
15436 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15437 * lambda.h (lambda_vector_vec_p): Declared.
15438 * lambda-code.c: Depend on pointer-set.h.
15439 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15440 av_for_af_base, av_for_af, build_access_matrix,
15441 lambda_compute_access_matrices): New.
15442 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15444 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15446 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15447 $SOURCEDIR/include.
15449 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15450 Sebastian Pop <sebastian.pop@amd.com>
15452 PR tree-optimization/36206
15453 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15455 (instantiate_scev_1): Rename flags to fold_conversions.
15456 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15457 outeside instantiation_loop.
15458 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15459 (evolution_function_is_affine_or_constant_p): Removed.
15460 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15462 (analyze_siv_subscript): Pass in the loop nest number.
15463 Call evolution_function_is_affine_in_loop instead of
15464 evolution_function_is_affine_p.
15465 (analyze_overlapping_iterations): Pass in the loop nest number.
15467 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15468 Sebastian Pop <sebastian.pop@amd.com>
15470 PR tree-optimization/36206
15471 * tree-chrec.h (chrec_fold_op): New.
15472 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15475 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15477 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15479 (remove_duplicates): Do not set inode on non-inode systems.
15482 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15484 * config.gcc (tm_file): Update comments about relative pathnames.
15486 2008-05-20 Richard Guenther <rguenther@suse.de>
15488 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15489 * tree-ssa-sccvn.c (process_scc): Likewise.
15490 * tree-ssa-sink.c (execute_sink_code): Likewise.
15491 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15492 * tree-vrp.c (process_assert_insertions): Likewise.
15493 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15494 (perform_tree_ssa_dce): Likewise.
15495 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15496 (dump_dominator_optimization_stats): Likewise.
15497 * tree-vectorizer.c (vectorize_loops): Likewise.
15499 2008-05-20 Richard Guenther <rguenther@suse.de>
15501 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15503 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15505 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15506 (ix86_i386elf_return_in_memory): Likewise.
15507 (ix86_i386interix_return_in_memory): Likewise.
15508 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15509 (SUBTARGET_RETURN_IN_MEMORY): New.
15510 * config/i386/i386elf.h: Likewise.
15511 * config/i386/ptx4-i.h: Likewise.
15512 * config/i386/sol2-10.h: Likewise.
15513 * config/i386/sysv4.h: Likewise.
15514 * config/i386/vx-common.h: Likewise.
15515 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15516 * config/i386/i386.c (ix86_return_in_memory): Made static and
15517 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15518 (ix86_i386elf_return_in_memory): Removed.
15519 (ix86_i386interix_return_in_memory): Removed.
15520 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15521 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15523 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15525 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15527 2008-05-19 Xinliang David Li <davidxl@google.com>
15529 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15531 * common.opt: Ditto.
15532 * doc/invoke.texi: Ditto.
15534 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15536 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15537 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15539 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15541 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15542 sizes of operand array from 8/4 to 4/2.
15543 (ix86_expand_vector_init_general): Change size of operand array
15544 from 32 to 16. Remove op0, op1 and half_mode.
15546 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15548 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15549 (ix86_expand_vector_init_interleave): Likewise.
15550 (ix86_expand_vector_init_general): Use them. Assert
15551 word_mode == SImode when n_words == 4.
15553 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15555 * config/i386/i386.c (ix86_secondary_reload): New static function.
15556 (TARGET_SECONDARY_RELOAD): New define.
15557 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15558 * config/i386/i386.md (reload_outqi): Remove.
15560 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15562 PR middle-end/35509
15563 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15564 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15565 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15566 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15567 (fold_builtin_1): Likewise.
15568 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15569 c-common.c (check_builtin_function_arguments): Handle
15570 BUILT_IN_ISINF_SIGN.
15571 * doc/extend.texi: Document __builtin_isinf_sign.
15572 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15574 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15576 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15577 EH cleanup at the end of the pass, search for those that have been
15578 turned into forwarder blocks and do the cleanup on their successor.
15580 2008-05-18 Richard Guenther <rguenther@suse.de>
15582 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15583 pointers to sizetype and vice versa.
15585 2008-05-18 Xinliang David Li <davidxl@google.com>
15587 * gcc/tree-ssa-dce.c: Coding style fix.
15588 (check_pow): Documentation comment.
15589 (check_log): Documenation comment. Coding style fix.
15590 (is_unnecessary_except_errno_call): Ditto.
15591 (gen_conditions_for_pow): Ditto.
15592 (gen_conditions_for_log): Ditto.
15593 (gen_shrink_wrap_conditions): Ditto.
15594 (shrink_wrap_one_built_in_calls): Ditto.
15595 * gcc/doc/invoke.texi: Better documentation string.
15596 * ChangeLog: Fix wrong change log entries from
15597 May 17 checkin on function call DCE.
15599 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15601 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15603 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15605 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15606 * df-problems.c (simulation routines): Fixed block comment to
15607 properly say how to add forwards scanning functions.
15609 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15611 * tree-inline.c (setup_one_parameter): Remove dead code.
15613 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15615 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15616 a BIT_AND_EXPR only for an INTEGER_TYPE.
15618 2008-05-17 Xinliang David Li <davidxl@google.com>
15620 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15621 (check_pow, check_log, is_unnecessary_except_errno_call): New
15622 functions to check for eliminating math functions that are pure
15623 except for setting errno.
15624 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15625 general condition expressions for shrink-wrapping pow/log calls.
15626 (gen_shrink_wrap_conditions): Ditto.
15627 (shrink_wrap_one_built_in_call): Ditto.
15628 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15629 (mark_operand_necessary): If debugging, output if OP is necessary.
15630 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15632 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15634 * gcc/common.opt: New user flag -ftree-builtin-dce.
15635 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15637 2008-05-16 David S. Miller <davem@davemloft.net>
15639 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15640 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15642 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15645 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15647 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15649 * ifcvt.c (dead_or_predicable): Rename
15650 df_simulate_one_insn_backwards to df_simulate_one_insn.
15651 * recog.c (peephole2_optimize): Ditto.
15652 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15654 * df.h: Rename df_simulate_one_insn_backwards to
15655 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15656 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15657 scanning of defs and uses.
15658 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15659 (df_simulate_one_insn_forwards): Removed.
15661 2008-05-16 Doug Kwan <dougkwan@google.com>
15663 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15665 (real_from_string): Handle NaNs and Inf as approriate.
15667 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15669 * doc/gty.texi (Source Files Containing Type Information): Note
15670 that headers should appear first in the gtfiles list.
15672 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15674 * tree.def (COND_EXEC): Properly documented this code.
15676 2008-05-16 Diego Novillo <dnovillo@google.com>
15678 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15679 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15682 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15684 * tree-ssa-dse (max_stmt_uid): Removed.
15685 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15686 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15687 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15688 * function.h (cfun.last_stmt_uid): New field.
15689 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15690 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15692 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15693 (create_stmt_ann): Initialize the ann->uid field.
15694 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15696 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15698 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15700 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15701 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15702 (init_empty_tree_cfg): Call it.
15704 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15706 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15709 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15711 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15712 * tree-dump.c (dump_options): New verbose option.
15713 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15715 * tree-pass.h (TDF_VERBOSE): New dump flag.
15716 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15717 (tree-flow.h): Added include.
15718 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15720 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15722 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15724 From Jie Zhang <jie.zhang@analog.com>
15725 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15726 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15727 mcpu=bf561-none and mcpu=bf561-0.2.
15728 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15729 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15730 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15731 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15732 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15733 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15734 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15736 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15737 (cputype_selected): Remove.
15738 (bfin_handle_option): Don't use cputype_selected.
15739 (override_options): When no mcpu option, enable all workarounds.
15740 Don't use bfin_workarounds.
15741 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15743 (DEFAULT_CPU_TYPE): Don't define.
15745 2008-05-16 Richard Guenther <rguenther@suse.de>
15747 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15748 on deletion of the last stmt.
15750 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15752 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15753 V8HImode for SSE2 and V16QImode for SSE4.1.
15755 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15757 * cgraph.h (compute_inline_parameters): Made public.
15758 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15759 variable_generate_summary, function_write_summary,
15760 variable_write_summary, variable_read_summary. Added generate_summary,
15761 write_summary, read_summary.
15762 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15763 pass_ipa_inline.function_generate_summary, to
15764 compute_inline_parameters.
15765 * ipa-inline.c (compute_inline_parameters): Made public and added
15767 (compute_inline_parameters_for_current): New function.
15768 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15769 (inline_generate_summary): Removed parameter and made to loop over
15771 (pass_ipa_inline): Updated for new IPA_PASS structure.
15772 * passes.c (execute_ipa_summary_passes): Now is called once per
15773 pass rather than once per node*pass.
15775 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15777 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15778 avr_have_mul_p, avr_asm_only_p): Remove variables.
15779 (avr_override_options): Remove initialization of removed variables.
15780 (avr_file_start): Convert removed variables to fields of
15781 'struct base_arch_s *avr_current_arch'.
15782 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15783 (AVR_HAVE_MUL): (Ditto.).
15784 (AVR_HAVE_MOVW): (Ditto.).
15785 (AVR_HAVE_LPMX): (Ditto.).
15786 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15787 avr_asm_only_p): Remove declaration.
15789 2008-05-15 Diego Novillo <dnovillo@google.com>
15791 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15792 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15794 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15796 PR middle-end/36194
15797 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15798 Don't call record_truncated_value from here.
15799 (record_truncated_value): Turn it into a for_each_rtx callback.
15800 (record_truncated_values): New function.
15801 (combine_instructions): Call note_uses with record_truncated_values.
15802 Change name of check_conversion to check_promoted_subreg.
15804 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15806 * doc/sourcebuild.texi: Document support for torture tests.
15808 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15810 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15811 to alternative 4 of operand 2.
15813 2008-05-15 Richard Guenther <rguenther@suse.de>
15815 * tree-pass.h (current_pass): Declare.
15816 (get_pass_for_id): Likewise.
15817 * passes.c (passes_by_id, passes_by_id_size): New globals.
15818 (set_pass_for_id): New function.
15819 (get_pass_for_id): Likewise.
15820 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15821 (execute_function_todo): Flush per function statistics.
15822 * toplev.c (compile_file): Init statistics.
15823 (general_init): Do early statistics initialization.
15824 (finalize): Finish statistics.
15825 * statistics.h (statistics_early_init): Declare.
15826 (statistics_init): Likewise.
15827 (statistics_fini): Likewise.
15828 (statistics_fini_pass): Likewise.
15829 (statistics_counter_event): Likewise.
15830 (statistics_histogram_event): Likewise.
15831 * statistics.c: New file.
15832 * Makefile.in (OBJS-common): Add statistics.o.
15833 (statistics.o): Add dependencies.
15834 * doc/invoke.texi (-fdump-statistics): Document.
15836 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15837 (insert): Likewise.
15838 (execute_pre): Use statistics_counter_event.
15839 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15840 (substitute_and_fold): Increment it. Use statistics_counter_event.
15842 2008-05-15 Diego Novillo <dnovillo@google.com>
15844 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15846 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15847 * tree-ssa-alias.c (new_type_alias): Remove references to
15848 sub-variables from comment.
15849 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15851 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15853 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15854 attribute to 1 only for insertps alternative.
15856 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15858 * config/bfin/bfin.md (loadbytes): New pattern.
15859 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15860 (bfin_init_builtins): Initialize it.
15861 (bdesc_1arg): Add it.
15863 2008-05-15 Sa Liu <saliu@de.ibm.com>
15865 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15866 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15867 * testsuite/lib/target-supports.exp: Add
15868 check_effective_target_fortran_integer_16.
15870 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15872 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15873 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15874 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15875 (TARGET_RETURN_IN_MEMORY): Define.
15877 2008-05-15 Richard Guenther <rguenther@suse.de>
15879 PR middle-end/36244
15880 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15881 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15882 represent unmodifiable vars.
15884 2008-05-15 Richard Guenther <rguenther@suse.de>
15886 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15887 INDIRECT_REF and TARGET_MEM_REF.
15888 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15891 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15892 H.J. Lu <hongjiu.lu@intel.com>
15894 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15895 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15896 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15897 insn alternatives. Add missing alternatives.
15898 (*vec_concatv2di_rex64_sse4_1): Likewise.
15899 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15900 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15901 Require TARGET_SSE.
15903 2008-05-15 Richard Guenther <rguenther@suse.de>
15905 PR tree-optimization/36009
15906 PR tree-optimization/36204
15907 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15908 (determine_invariantness_stmt): Record the loop a store is
15909 always executed in.
15910 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15913 2008-05-15 Richard Guenther <rguenther@suse.de>
15915 PR tree-optimization/34330
15916 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15917 through the pointer will alias the SMT.
15919 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15921 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15923 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15925 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15927 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15928 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15930 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15931 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15932 (vashl_optab): New optab for vector/vector shifts.
15933 (vashr_optab): Ditto.
15934 (vlshr_optab): Ditto.
15935 (vrotl_optab): Ditto.
15936 (vrotr_optab): Ditto.
15937 (optab_subtype): New enum for optab_for_tree_code call.
15938 (optab_for_tree_code): Add enum optab_subtype argument.
15940 * optabs.c (optab_for_tree_code): Take an additional argument to
15941 distinguish between a vector shift by a scalar and vector shift by
15942 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15943 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15944 vector shift by a vector.
15945 (expand_widen_pattern_expr): Pass additional argument to
15946 optab_for_tree_code.
15948 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15949 vrotl_optab, vrotr_optab.
15951 * expr.c (expand_expr_real_1): Update calls to
15952 optab_for_tree_code to distinguish between vector shifted by a
15953 scalar and vector shifted by a vector.
15954 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15955 (supportable_narrowing_operation): Ditto.
15956 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15957 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15958 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15959 (vect_create_epilog_for_reduction): Ditto.
15960 (vectorizable_reduction): Ditto.
15961 (vectorizable_operation): Ditto.
15962 (vect_strided_store_supported): Ditto.
15963 (vect_strided_load_supported): Ditto.
15964 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15965 * expmed.c (expand_shift): Ditto.
15967 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15969 (ashr@var{m}3): Ditto.
15970 (vashl@var{m}3): Document new vector/vector shift standard name.
15971 (vashr@var{m}3): Ditto.
15972 (vlshr@var{m}3): Ditto.
15973 (vrotl@var{m}3): Ditto.
15974 (vrotr@var{m}3): Ditto.
15976 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15977 (PPERM_INVERT): Ditto.
15978 (PPERM_REVERSE): Ditto.
15979 (PPERM_REV_INV): Ditto.
15980 (PPERM_ZERO): Ditto.
15981 (PPERM_ONES): Ditto.
15982 (PPERM_SIGN): Ditto.
15983 (PPERM_INV_SIGN): Ditto.
15984 (PPERM_SRC1): Ditto.
15985 (PPERM_SRC2): Ditto.
15987 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15988 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15989 allows a memory operand to be the value being added, and split it
15990 to improve vectorization.
15991 (sse5_pmacsdqh_mem): Ditto.
15992 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15993 (sse5_mulv2div2di3_high): Ditto.
15994 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15995 (vec_pack_trunc_v4si): Ditto.
15996 (vec_pack_trunc_v2di): Ditto.
15997 (sse5_pcmov_<mode>): Remove code that tried to use use
15998 andps/andnps instead of pcmov.
15999 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16000 pmacsdqh instructions.
16001 (vec_widen_smult_lo_v4si): Ditto.
16003 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16004 (PPERM_INVERT): Ditto.
16005 (PPERM_REVERSE): Ditto.
16006 (PPERM_REV_INV): Ditto.
16007 (PPERM_ZERO): Ditto.
16008 (PPERM_ONES): Ditto.
16009 (PPERM_SIGN): Ditto.
16010 (PPERM_INV_SIGN): Ditto.
16011 (PPERM_SRC1): Ditto.
16012 (PPERM_SRC2): Ditto.
16013 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16015 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16017 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16018 says ignore whether the last reference is a memory operand.
16020 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16021 Paolo Bonzini <bonzini at gnu dot org>
16023 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16026 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16027 (vlshr<mode>3): Rename from vlshr<mode>3.
16028 (vashr<mode>3): Rename from vashr<mode>3.
16029 (mulv4sf3): Change the names of vector shift patterns.
16033 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16036 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16061 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16062 (floatunssidf2_internal): Change vector/vector shift names.
16063 (floatunsdidf2_internal): Ditto.
16070 (vashl<mode>3): Rename from ashl<mode>3.
16071 (vashr<mode>3): Rename from ashr<mode>3.
16072 (vlshr<mode>3): Rename from lshr<mode>3.
16073 (vrotl<mode>3): Rename from rotl<mode>3.
16075 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16078 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16079 multiply gives the wrong value when doing widening multiplies.
16080 (vec_widen_smult_lo_v4si): Ditto.
16082 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16084 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16085 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16086 emit_library_call_value.
16087 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16088 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16089 * calls.c (initialize_argument_information, precompute_arguments,
16090 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16091 (precompute_arguments): Removed flags parameter.
16092 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16094 2008-05-14 Richard Guenther <rguenther@suse.de>
16096 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16097 Make sure to register the store if the use is a PHI_NODE.
16099 2008-05-14 Olivier Hainque <hainque@adacore.com>
16101 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16102 memory if the component is to be referenced in BLKmode according
16103 to get_inner_reference.
16105 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16107 * calls.c (emit_library_call_value_1): Restore code clearing
16108 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16110 2008-05-14 Olivier Hainque <hainque@adacore.com>
16111 Nicolas Roche <roche@adacore.com>
16113 * configure.ac: Add support for a "gcc_subdir" variable in
16114 config-lang.in, to denote a subdirectory where the language/GCC
16115 integration files are to be found.
16116 * configure: Regenerate.
16118 2008-05-14 Ira Rosen <irar@il.ibm.com>
16120 PR tree-optimization/36098
16121 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16122 value for the first load in the group in case of a gap.
16123 (vect_build_slp_tree): Check that there are no gaps in loads.
16125 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16127 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16128 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16129 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16130 emit_insn and remove unneeded code to construct extra args.
16131 (emit_no_conflict_block): Removed.
16132 * optabls.h: (emit_no_conflict_block): Removed.
16133 * cse.c (cse_extended_basic_block): Remove search for
16134 REG_NO_CONFLICT note.
16135 * global.c: Removed incorrect comment added in revision 117.
16136 * expr.c (convert_move): Change call to emit_no_conflict_block to
16138 * recog.c: Change comments so that they do not mention
16140 * local_alloc.c (combine_regs): Removed last parameter.
16141 (no_conflict_p): Removed.
16142 (block_alloc): Removed note, no_conflict_combined_regno and set
16143 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16144 (combine_regs): Removed already_dead and code to look for
16145 REG_NO_CONFLICT notes.
16146 * lower_subreg (remove_retval_note): Removed code to look for
16147 REG_NO_CONFLICT block.
16148 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16149 (resolve_clobber): Remove code to process libcalls that have
16150 REG_NO_CONFLICT notes.
16151 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16153 * combine.c (can_combine_p, distribute_notes): Removed
16154 REG_NO_CONFLICT case.
16155 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16157 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16158 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16160 * reg-notes.def (NO_CONFLICT): Removed.
16162 2008-05-14 David S. Miller <davem@davemloft.net>
16164 * config/sparc/sparc.c (sparc_profile_hook): If
16165 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16166 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16167 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16169 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16171 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16173 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16176 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16177 and op1 expansion before vector concat to have less live pseudos.
16179 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16181 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16182 ix86_expand_vector_set if supported.
16184 2008-05-13 Diego Novillo <dnovillo@google.com>
16185 Kenneth Zadeck <zadeck@naturalbridge.com>
16187 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16189 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16190 phinodes_print_statistics, init_ssanames, fini_ssanames,
16191 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16192 release_ssa_name, release_defs, replace_ssa_name_symbol,
16193 ssanames_print_statistics): Move ...
16194 * tree-flow.h: ... here.
16195 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16196 Use FN instead of cfun.
16197 (make_ssa_name_fn): Rename from make_ssa_name.
16198 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16199 * tree-flow-inline.h (make_ssa_name): Move from
16200 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16201 * omp-low.c (expand_omp_parallel):
16202 * tree-flow-inline.h (redirect_edge_var_map_result):
16203 * tree-ssa.c (init_tree_ssa): Add argument FN.
16204 Use it instead of cfun. Update all users.
16206 2008-05-13 Tom Tromey <tromey@redhat.com>
16208 PR preprocessor/22168:
16209 * doc/cpp.texi (Top): Update menu.
16210 (Alternatives to Wrapper #ifndef): New node.
16211 (Other Directives): Document deprecation.
16212 (Obsolete Features): Remove menu.
16213 (Assertions): Merge node into Obsolete Features.
16214 (Obsolete once-only headers): Move earlier; rename to Alternatives
16215 to Wrapper #ifndef.
16216 * doc/cppopts.texi: Update.
16217 * c.opt (Wdeprecated): Enable for C and ObjC.
16218 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16219 (C++ Dialect Options): Move -Wno-deprecated from here to...
16220 (Warning Options): ... here.
16222 2008-05-13 Richard Guenther <rguenther@suse.de>
16224 PR middle-end/36227
16225 * fold-const.c (fold_sign_changed_comparison): Do not allow
16226 changes in pointer-ness.
16228 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16231 * config/sh/sh.c (sh_expand_prologue): Don't clear
16232 RTX_FRAME_RELATED_P for push insns.
16234 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16236 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16238 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16240 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16241 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16242 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16244 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16246 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16247 (*vec_concatv4sf_sse): This.
16248 (*sse2_concatv2si): Renamed to ...
16249 (*vec_concatv2si_sse2): This.
16250 (*sse1_concatv2si): Renamed to ...
16251 (*vec_concatv2si_sse): This.
16252 (*vec_concatv2di_rex): Renamed to ...
16253 (*vec_concatv2di_rex64): This.
16254 (*vec_concatv2si_sse4_1): New.
16255 (*vec_concatv2di_rex64_sse4_1): Likewise.
16257 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16259 PR rtl-optimization/36111
16260 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16261 that was created for swappable operands.
16263 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16266 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16267 * configure.ac: Add call to ACX_PROG_GNAT.
16269 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16271 * optc-gen.awk: Fix comment typo.
16273 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16275 * pretty-print.c (pp_integer_with_precision): Use
16276 HOST_LONG_LONG_FORMAT.
16278 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16280 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16282 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16284 * config/i386/i386.c (bdesc_ptest): Removed.
16285 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16286 (bdesc_args): Add __builtin_ia32_ptestz128,
16287 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16288 (ix86_init_mmx_sse_builtins): Updated.
16289 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16290 (ix86_expand_builtin): Updated.
16292 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16294 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16295 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16297 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16299 * value-prof.c (interesting_stringop_to_profile): Do not
16300 return early for BUILT_IN_MEMPCPY.
16302 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16304 * calls.c (expand_call): Don't use callgraph to increase
16305 preferred_stack_boundary.
16307 * cgraph.h (cgraph_rtl_info): Use unsigned on
16308 preferred_incoming_stack_boundary.
16310 * final.c (rest_of_clean_state): Use unsigned on
16311 preferred_stack_boundary.
16313 2008-05-09 Tom Tromey <tromey@redhat.com>
16315 PR preprocessor/22231:
16316 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16319 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16321 PR tree-optimization/36129
16322 * tree-ssa-ccp.c: Include value-prof.h.
16323 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16324 built-in function was folded to a constant.
16325 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16327 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16328 Sebastian Pop <sebastian.pop@amd.com>
16330 * tree-scalar-evolution.c: Document instantiate_scev.
16331 (instantiate_parameters_1): Renamed instantiate_scev_1.
16332 Don't use the same loop for instantiation_loop and evolution_loop.
16333 (instantiate_scev): New.
16334 (instantiate_parameters): Moved...
16335 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16336 same loop twice. Maintains the semantics for this function.
16337 * tree-scalar-evolution.h (instantiate_scev): Declare.
16338 (instantiate_parameters): ...here. Now static inline.
16339 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16340 instead of resolve_mixers.
16342 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16344 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16346 2008-05-09 Tomas Bily <tbily@suse.cz>
16348 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16349 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16350 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16351 * c-common.c (c_common_truthvalue_conversion): Likewise.
16352 * tree-object-size.c (compute_object_offset): Likewise.
16353 * tree-inline.c (estimate_num_insns_1): Likewise.
16354 * varasm.c (const_hash_1, compare_constant, copy_constant)
16355 (compute_reloc_for_constant, output_addressed_constants)
16356 (initializer_constant_valid_p): Likewise.
16357 * c-omp.c (check_omp_for_incr_expr): Likewise.
16358 * gimplify.c (gimplify_expr): Likewise.
16359 * c-typeck.c (c_finish_return): Likewise.
16360 * tree-vectorizer.c (supportable_widening_operation)
16361 (supportable_narrowing_operation): Likewise.
16362 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16363 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16364 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16365 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16366 (descr_info_loc): Likewise.
16367 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16368 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16369 (fold_unary): Likewise.
16370 * builtins.c (get_pointer_alignment): Likewise.
16371 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16372 (instantiate_parameters_1): Likewise.
16373 * tree.c (expr_align, stabilize_reference): Likewise.
16374 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16375 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16376 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16377 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16378 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16379 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16381 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16382 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16383 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16384 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16385 (forward_propagate_comparison)
16386 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16387 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16388 * emit-rtl.c (component_ref_for_mem_expr)
16389 (set_mem_attributes_minus_bitpos): Likewise.
16390 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16391 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16393 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16394 (build_function_call, pointer_diff, build_compound_expr)
16395 (c_finish_return): Likewise.
16396 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16397 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16399 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16400 * expr.c (is_aligning_offset): Likewise.
16401 * tree-ssa-alias.c (is_escape_site): Likewise.
16402 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16403 (check_all_va_list_escapes): Likewise.
16404 * tree-ssa-loop-ivopts.c (determine_base_object)
16405 (determine_common_wider_type): Likewise.
16406 * dojump.c (do_jump): Likewise.
16407 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16408 * tree-gimple.c (is_gimple_cast): Likewise.
16409 * fold-const.c (decode_field_reference, )
16410 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16411 (fold_binary): Likewise.
16412 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16413 (already_warned_in_frontend_p): Likewise.
16414 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16415 * tree.c (really_constant_p, get_unwidened): Likewise.
16416 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16417 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16418 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16420 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16422 (CONVERT_EXPR_P): Define.
16423 (CASE_CONVERT): Define.
16425 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16427 PR middle-end/36117
16428 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16429 (delete_unmarked_insns): When deleting a call, call
16430 delete_unreachable_blocks.
16431 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16432 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16434 2008-05-08 Richard Guenther <rguenther@suse.de>
16436 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16437 (-ftree-salias): Likewise.
16438 (salias-max-implicit-fields): Remove param documentation.
16439 (salias-max-array-elements): Likewise.
16440 * tree-pass.h (pass_create_structure_vars): Remove.
16441 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16442 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16443 * tree-ssa-alias.c (create_structure_vars): Remove.
16444 (gate_structure_vars): Likewise.
16445 (pass_create_structure_vars): Likewise.
16446 (gate_build_alias): Likewise.
16447 (pass_build_alias): Adjust to run always and dump the function.
16448 * common.opt (ftree-salias): Hide.
16449 * passes.c (init_optimization_passes): Remove
16450 pass_create_structure_vars, adjust comment.
16451 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16452 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16453 * opts.c (decode_options): Do not set flag_tree_salias.
16454 (common_handle_option): Add OPT_ftree_salias to the backward
16455 compatibility section.
16457 2008-05-08 Richard Guenther <rguenther@suse.de>
16459 * tree-flow-inline.h (var_can_have_subvars): Move ...
16460 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16461 * tree-flow.h (var_can_have_subvars): Remove.
16462 (push_fields_onto_fieldstack): Remove.
16463 (sort_fieldstack): Likewise.
16464 (struct fieldoff): Move ...
16465 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16466 alias_set and base_for_components fields.
16467 (sort_fieldstack): Make static.
16468 (push_fields_onto_fieldstack): Likewise. Remove code that
16469 handles anything but RECORD_TYPEs. Remove alias_set and
16470 base_for_components handling.
16471 (create_variable_info_for): Adjust.
16473 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16475 * common.opt (Wframe-larger-than=): Shorten the help message
16477 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16479 2008-05-08 Rafael EspÃndola <espindola@google.com>
16481 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16483 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16484 trap and that both operands are gimple values.
16485 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16486 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16489 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16491 * read-rtl.c (join_c_conditions): Return the first string if the
16492 two strings are equal.
16494 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16496 * gensupport.h (pred_data): Add a "num_codes" field.
16497 (add_predicate_code): Declare.
16498 * gensupport.c (add_predicate_code): New function.
16499 (std_pred_table): Add an "allows_const_p" field.
16500 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16501 Remove the (incomplete) list of such codes from the codes field.
16502 (init_predicate_table): Use add_predicate_code. Add all
16503 RTX_CONST_OBJs if allows_const_p is true.
16504 * genrecog.c (process_define_predicate): Use add_predicate_code.
16506 2008-05-08 David Daney <ddaney@avtrex.com>
16507 Richard Sandiford <rsandifo@nildram.co.uk>
16509 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16510 special case of constant zero operands.
16511 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16512 old and new values. Special case constant zero values.
16513 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16515 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16516 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16518 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16521 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16522 similar RTX_CONST_OBJ before CONST_INT.
16524 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16526 * stmt.c (expand_stack_restore): Change sa mode if needed.
16528 2008-05-08 Richard Guenther <rguenther@suse.de>
16530 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16531 return type to bool.
16532 (ix86_sol10_return_in_memory): Likewise.
16533 (ix86_i386elf_return_in_memory): Likewise.
16534 (ix86_i386interix_return_in_memory): Likewise.
16535 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16536 (ix86_sol10_return_in_memory): Likewise.
16537 (ix86_i386elf_return_in_memory): Likewise.
16538 (ix86_i386interix_return_in_memory): Likewise.
16540 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16543 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16545 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16546 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16549 2008-05-08 Richard Guenther <rguenther@suse.de>
16551 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16552 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16553 (DR_SUBVARS): Remove.
16554 * tree-dfa.c (dump_subvars_for): Remove.
16555 (debug_subvars_for): Likewise.
16556 (dump_variable): Do not dump subvars.
16557 (remove_referenced_var): Do not remove subvars.
16558 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16559 (lookup_subvars_for_var): Remove.
16560 (get_subvars_for_var): Likewise.
16561 (get_subvars_at): Likewise.
16562 (get_first_overlapping_subvar): Likewise.
16563 (overlap_subvar): Likewise.
16564 * tree-flow.h (subvar_t): Remove.
16565 (struct var_ann_d): Remove subvars field.
16566 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16567 argument. Remove special handling of SFTs.
16568 (compute_tag_properties): Likewise.
16569 (set_initial_properties): Likewise.
16570 (compute_call_clobbered): Likewise.
16571 (count_mem_refs): Likewise.
16572 (compute_memory_partitions): Likewise.
16573 (compute_flow_insensitive_aliasing): Likewise.
16574 (setup_pointers_and_addressables): Likewise.
16575 (new_type_alias): Likewise.
16576 (struct used_part): Remove.
16577 (used_portions): Likewise.
16578 (struct used_part_map): Likewise.
16579 (used_part_map_eq): Likewise.
16580 (used_part_map_hash): Likewise.
16581 (free_used_part_map): Likewise.
16582 (up_lookup): Likewise.
16583 (up_insert): Likewise.
16584 (get_or_create_used_part_for): Likewise.
16585 (create_sft): Likewise.
16586 (create_overlap_variables_for): Likewise.
16587 (find_used_portions): Likewise.
16588 (create_structure_vars): Likewise.
16589 * tree.def (STRUCT_FIELD_TAG): Remove.
16590 * tree.h (MTAG_P): Adjust.
16591 (struct tree_memory_tag): Remove base_for_components and
16592 unpartitionable flags.
16593 (struct tree_struct_field_tag): Remove.
16594 (SFT_PARENT_VAR): Likewise.
16595 (SFT_OFFSET): Likewise.
16596 (SFT_SIZE): Likewise.
16597 (SFT_NONADDRESSABLE_P): Likewise.
16598 (SFT_ALIAS_SET): Likewise.
16599 (SFT_UNPARTITIONABLE_P): Likewise.
16600 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16601 (union tree_node): Remove sft field.
16602 * alias.c (get_alias_set): Remove special handling of SFTs.
16603 * print-tree.c (print_node): Remove handling of SFTs.
16604 * tree-dump.c (dequeue_and_dump): Likewise.
16605 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16606 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16607 * tree-predcom.c (set_alias_info): Do not set subvars.
16608 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16609 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16610 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16611 (add_vars_for_offset): Remove.
16612 (add_virtual_operand): Remove special handling of SFTs.
16613 (add_call_clobber_ops): Likewise.
16614 (add_call_read_ops): Likewise.
16615 (get_asm_expr_operands): Likewise.
16616 (get_modify_stmt_operands): Likewise.
16617 (get_expr_operands): Likewise.
16618 (add_to_addressable_set): Likewise.
16619 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16620 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16621 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16622 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16623 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16624 (tree_node_structure): Likewise.
16625 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16627 (find_what_p_points_to): Likewise.
16629 2008-05-08 Sa Liu <saliu@de.ibm.com>
16631 * config/spu/spu.md: Fixed subti3 pattern.
16633 2008-05-08 Richard Guenther <rguenther@suse.de>
16635 PR middle-end/36154
16636 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16637 sure to create a representative for trailing arrays for PTA.
16639 2008-05-08 Richard Guenther <rguenther@suse.de>
16641 PR middle-end/36172
16642 * fold-const.c (operand_equal_p): Two objects which types
16643 differ in pointerness are not equal.
16645 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16647 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16648 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16649 (emit_library_call_value_1): Add new variable fndecl initialized by
16650 NULL_TREE. It should be the decl type of orgfun, but this information
16651 seems not to be available here, so it uses the default calling abi.
16652 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16653 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16654 by TARGET_RETURN_IN_MEMORY.
16655 * config/i386/i386-interix.h: Likewise.
16656 * config/i386/i386.h: Likewise.
16657 * config/i386/i386elf.h: Likewise.
16658 * config/i386/ptx4-i.h: Likewise.
16659 * config/i386/sol2-10.h: Likewise.
16660 * config/i386/sysv4.h: Likewise.
16661 * config/i386/vx-common.h: Likewise.
16662 * config/cris/cris.h: Removed #if 0 clause.
16663 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16664 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16666 (ix86_sol10_return_in_memory): Likewise.
16667 (ix86_i386elf_return_in_memory): New.
16668 (ix86_i386interix_return_in_memory): New.
16669 * config/mt/mt-protos.h (mt_return_in_memory): New.
16670 * config/mt/mt.c: Likewise.
16671 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16672 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16673 * config/bfin/bfin.h: Likewise.
16674 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16676 * config/bfin/bfin.c: Likewise.
16677 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16678 * config/alpha/unicosmk.h: Likewise.
16679 * config/i386/cygming.h: Likewise.
16680 * config/iq2000/iq2000.h: Likewise.
16681 * config/mips/mips.h: Likewise.
16682 * config/mn10300/mn10300.h: Likewise.
16683 * config/rs6000/rs6000.h: Likewise.
16684 * config/score/score.h: Likewise.
16685 * config/spu/spu.h: Likewise.
16686 * config/v850/v850.h: Likewise.
16687 * defaults.h: Likewise.
16688 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16689 * expr.c (emit_block_move): Adjust use of
16690 OUTGOING_REG_PARM_STACK_SPACE.
16691 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16692 OUTGOING_REG_PARM_STACK_SPACE.
16693 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16695 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16697 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16698 on OMP_RETURN for OMP_FOR.
16701 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16702 (fortran_common): New function.
16703 (gen_variable_die): Call fortran_common instead of common_check,
16704 adjust for it returning tree instead of rtx. Formatting.
16706 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16710 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16711 * c-decl.c (merge_decls): Ditto.
16712 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16713 to RTL_CONST_OR_PURE_CALL_P.
16714 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16715 Initialized DECL_LOOPING_CONST_PURE.
16716 (process_call_operands): Set tree_side_effects properly.
16717 * tree.h (TREE_READONLY_DECL_P): Removed.
16718 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16719 (DECL_LOOPING_OR_CONST_P): New macro.
16720 (struct tree_function_decl): Added looping_const_or_pure_p.
16721 (ECF_*) Renumbered.
16722 (ECF_LOOPING_OR_CONST_P): New macro.
16723 * rtlanal.c (pure_const_p): Removed.
16724 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16725 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16726 to RTL_CONST_CALL_P.
16727 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16728 (check_decl, check_tree, check_call, scan_function): Initialize
16730 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16731 (static_execute): Set looping true for recursive functions.
16732 Undo setting state to IPA_NEITHER for recursive functions.
16733 * cse.c (cse_insn):
16734 * ifcvt.c (noce_can_store_speculate_p): Changed
16735 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16736 RTL_CONST_OR_PURE_CALL_P.
16737 * dse.c (scan_insn): Ditto.
16738 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16739 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16740 RTL_CONST_OR_PURE_CALL_P.
16741 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16742 pure_call_p to RTL_CONST_CALL_P.
16743 * gimplify.c (gimplify_call_expr): Clear side effects for
16744 non-looping pure and constant calls.
16745 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16746 (flags_from_decl_or_type): Set ecf flags from decl flags.
16747 (initialize_argument_information): Turn off
16748 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16749 Change const to pure if callee_copies is true rather than just
16751 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16752 way of marking pure calls.
16753 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16754 Remove hack that was supposed to fix pr7335 and remove old
16755 way of marking pure calls.
16756 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16757 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16758 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16759 RTL_CONST_OR_PURE_CALL_P.
16760 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16761 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16762 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16763 * sched-deps.c (schedule_analyze): Ditto.
16764 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16765 return_val field of calls to represent pure and const function info.
16766 (CONST_OR_PURE_CALL_P): Deleted macro.
16767 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16768 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16769 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16771 * tree-optimize.c (execute_fixup_cfg): Added test for
16772 ECF_LOOPING_CONST_OR_PURE.
16773 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16775 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16776 effects for looping pure or const calls.
16777 (verify_gimple_expr): Added verification code.
16778 * config/alpha/alpha.c (alpha_legitimize_address,
16779 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16781 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16782 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16783 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16784 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16785 RTL_CONST_OR_PURE_CALL_P.
16786 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16787 and const calls to be deleted.
16789 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16792 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16793 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16794 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16795 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16796 to handle nonimmediate operands.
16797 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16798 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16799 to handle nonimmediate operands.
16800 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16801 (mmx_pmulhrwv4hi3): New expander. Use
16802 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16803 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16804 (sse2_umulv1siv1di3): New expander. Use
16805 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16806 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16807 (mmx_eq<mode>3): New expander. Use
16808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16809 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16810 (mmx_uavgv8qi3): New expander. Use
16811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16812 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16813 (mmx_uavgv4hi3): New expander. Use
16814 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16816 * config/i386/sse.md
16817 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16818 to handle nonimmediate operands.
16819 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16820 to handle nonimmediate operands.
16821 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16822 to handle nonimmediate operands.
16823 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16824 to handle nonimmediate operands.
16825 (sse2_unpckhpd_exp): New expander. Use
16826 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16827 (sse2_unpcklpd_exp): New expander. Use
16828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16829 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16830 to handle nonimmediate operands.
16831 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16832 to handle nonimmediate operands.
16833 (*sse2_<plusminus_insn><mode>3): Rename from
16834 sse2_<plusminus_insn><mode>3 insn pattern.
16835 (sse2_<plusminus_insn><mode>3): New expander. Use
16836 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16837 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16838 (sse2_umulv2siv2di3): New expander. Use
16839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16840 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16841 (sse4_1_mulv2siv2di3): New expander. Use
16842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16843 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16844 (sse2_pmaddwd): New expander. Use
16845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16846 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16847 (sse2_eq<mode>3): New expander. Use
16848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16849 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16850 (sse4_1_eqv2di3): New expander. Use
16851 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16852 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16853 (sse2_uavgv16qi3): New expander. Use
16854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16855 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16856 (sse2_uavgv16qi3): New expander. Use
16857 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16858 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16859 (sse2_uavgv8hi3): New expander. Use
16860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16861 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16862 (ssse3_pmulhrswv8hi3): New expander. Use
16863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16864 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16865 (ssse3_pmulhrswv4hi3): New expander. Use
16866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16868 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16869 (<sse>_vmmul<mode>3): Ditto.
16870 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16872 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16873 (ssse3_pmaddubsw): Ditto.
16875 * config/i386/i386.c (struct_builtin_description)
16876 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16877 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16878 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16879 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16880 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16881 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16882 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16883 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16884 (ix86_fixup_binary_operands): Assert that src1
16885 and src2 must have the same mode when swapped.
16886 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16887 and ix86_binary_operator_ok. Do not force operands in registers
16890 2008-05-07 Jan Hubicka <jh@suse.cz>
16892 * cgraph.c (dump_cgraph_node): Update.
16893 * cgraph.h (cgraph_local_info): Break out inline summary.
16894 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16896 * ipa-inline (inline_summary): New accestor function.
16897 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16898 cgraph_decide_inlining, compute_inline_parameters): Update.
16899 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16901 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16903 Cleanup ColdFire scheduling support and add V4 pipeline model.
16905 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16906 (define_attr cpu): Add cfv4 value.
16907 (define_attr type, define_attr type1): Merge into a single 'type'
16908 attribute. Update all uses.
16909 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16910 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16912 (define_attr opx_mem, define_attr opy_mem): Remove.
16913 (define_attr op_mem): Clean up, update comment.
16914 (define_attr size): Use specific values instead of general int.
16915 (define_attr guess, define_attr split): Remove. Update all uses.
16916 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16917 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16918 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16919 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16920 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16921 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16922 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16923 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16924 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16925 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16926 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16927 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16928 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16929 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16930 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16931 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16932 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16933 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16934 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16935 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16936 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16937 Update or set attributes.
16938 (stack_tie): New fake instruction.
16940 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16941 (m68k_sched_attr_size): Update declaration.
16942 (m68k_sched_attr_type2): Remove.
16943 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16944 Declare new bypass predicates.
16946 * config/m68k/m68k.c (m68k_sched_issue_rate,
16947 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16949 (TARGET_SCHED_ISSUE_RATE,
16950 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16951 (override_options): Handle scheduling for ColdFire V4 core.
16952 (m68k_expand_prologue): Emit stack_tie.
16953 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16954 'OP_TYPE_FPN'. Update all uses.
16955 (sched_guess_p): Remove.
16956 (sched_address_type): Handle symbolic addresses.
16957 (sched_get_operand): New static function.
16958 (sched_operand_type): Merge into sched_attr_op_type.
16959 (sched_attr_op_type): Handle FP registers, handle quick constants,
16961 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16962 (m68k_sched_attr_size): Update. Move logic to ...
16963 (sched_get_attr_size_int): New static function.
16964 (sched_get_opxy_mem_type): New static function.
16965 (m68k_sched_attr_op_mem): Update.
16966 (m68k_sched_attr_type2): Remove.
16967 (sched_cfv4_bypass_data): New static variable.
16968 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16969 (m68k_sched_issue_rate): Implement scheduler hook.
16970 (struct _sched_ib: enabled_p): New field.
16971 (m68k_sched_variable_issue): Update. Handle V4.
16972 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16973 sched_dump_class_func_t, sched_dump_split_class,
16974 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16975 sched_dump_dfa_class, m68k_sched_dump): Remove.
16976 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16978 (m68k_sched_init_global): Remove statisctics dumping, introduce
16979 sanity check that all instructions have pipeline reservations. Handle
16981 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16982 Handle ColdFire V4 core.
16983 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16984 New static functions.
16985 (m68k_sched_address_bypass_p): New bypass predicate.
16986 (sched_get_indexed_address_scale): New static function.
16987 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16989 * cf.md: Update comments.
16990 (define_attr type2): Remove. Use 'type' attribute instead.
16992 (cf_ib): Rename to cfv123_ib. Update all uses.
16993 (cf_oep): Rename to cfv123_oep. Update all uses.
16994 (cf_chr): Rename to cfv123_chr. Update all uses.
16995 (cf_mem): Rename to cfv123_mem. Update all uses.
16996 (cf_mac): Move to more appropriate place.
16997 (cfv123_guess): New automaton and cpu_unit.
16998 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16999 Update uses of 'size' attribute. Handle before reload scheduling.
17000 (cfv123_guess): New dummy reservation for unhandled instructions.
17001 (cfv4_*): Pipeline description of ColdFire V4 core.
17002 (ignore): New reservation to handle 'ignore' type.
17004 2008-05-07 Ian Lance Taylor <iant@google.com>
17006 PR middle-end/36013
17007 * gimplify.c (find_single_pointer_decl_1): Don't look through
17009 (find_single_pointer_decl): Adjust comments.
17011 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17013 PR middle-end/36137
17014 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17015 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17017 PR middle-end/36106
17018 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17019 integral type rather than floating point, then VIEW_CONVERT_EXPR
17020 to the floating point type.
17022 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17024 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17025 TFmode op0 to register.
17027 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17029 * c-decl.c (grokdeclarator): Comment typo.
17031 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17033 * tree-flow.h: Remove prototype for computed_goto_p.
17034 * tree-cfg.c (computed_goto_p): Make static.
17036 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17039 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17040 (contains_aligned_value_p): This. Handle _Decimal128.
17041 (ix86_function_arg_boundary): Only align _Decimal128 to its
17042 natural boundary and handle it properly.
17044 2008-05-06 Martin Jambor <mjambor@suse.cz>
17046 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17047 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17048 (ipcp_method_set_orig_node): Removed.
17049 (ipcp_cval_get_cvalue_type): Removed.
17050 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17051 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17052 (ipcp_cval_set_cvalue_type): Removed.
17053 (ipcp_cval_get_cvalue): Removed.
17054 (ipcp_cval_set_cvalue): Removed.
17055 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17056 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17057 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17058 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17059 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17060 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17061 (ipcp_get_ith_lattice): Changed parameters.
17062 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17063 (ipcp_lattice_from_jfunc): Changed parameters.
17064 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17065 (ipcp_method_cval_print): Added temporary variable info.
17066 (ipcp_redirect): Removed already unused local variable caller.
17067 (ipcp_redirect): New temporary variable orig_callee_info
17068 (ipcp_redirect): Removed newly unused local variable callee.
17069 (ipcp_redirect): Removed (a bit confusing) local variable type.
17070 (ipcp_insert_stage): Added local variable info.
17071 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17073 (ipcp_formal_create): Removed.
17074 (ipcp_method_cval_set): Removed.
17075 (ipcp_propagate_stage): Renamed lattice variables.
17076 (ipcp_method_cval_set_cvalue_type): Removed.
17077 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17078 (ipcp_print_all_lattices): Changed printed strings to refer to
17079 lattices rather than cvals.
17080 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17081 (ipcp_propagate_const): Changed formal parameters.
17082 (build_const_val): Changed formal parameters.
17083 (ipcp_insert_stage): Removed useless variable cvalue
17084 (build_const_val): Changed formal parameters.
17085 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17086 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17087 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17088 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17089 (ipcp_print_func_profile_counts): Changed string from "method" to
17091 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17092 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17093 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17094 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17095 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17096 (ipcp_lat_is_const): Changed parameters and made inline.
17097 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17098 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17099 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17100 the predicate condition directly
17101 (ipcp_propagate_stage): Added local variable args. Removed local
17102 variable callee. (Both are mere code simplifications.)
17103 (ipcp_method_dont_insert_const): Renamed to
17104 ipcp_node_not_modifiable_p.
17105 (ipcp_node_not_modifiable_p): Made inline.
17106 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17107 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17108 (ipcp_print_all_lattices): Removed variable cvalue
17109 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17112 2008-05-06 Olivier Hainque <hainque@adacore.com>
17114 * tree-sra.c (try_instantiate_multiple_fields): Early return
17115 if field has POINTER_TYPE.
17117 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17119 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17120 by using 'q' specifier for instruction.
17121 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17123 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17125 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17126 Change mode of zero_extract from QImode to HImode.
17127 (sign bit tests peepholes): (Ditto.).
17129 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17131 * config/i386/mmx.md: Remove double backslashes from asm templates.
17132 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17133 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17134 to handle nonimmediate operands.
17135 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17136 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17137 to handle nonimmediate operands.
17138 (*mmx_<code>v2sf3_finite): New insn pattern.
17139 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17140 (mmx_<code>v2sf3): New expander. Use
17141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17142 (mmx_<plusminus_insn><mode>3): New expander. Use
17143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17144 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17145 (mmx_add<mode>3): Removed.
17146 (mmx_ssadd<mode>3): Ditto.
17147 (mmx_usadd<mode>3): Ditto.
17148 (mmx_sub<mode>3): Ditto.
17149 (mmx_sssub<mode>3): Ditto.
17150 (mmx_ussub<mode>3): Ditto.
17151 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17152 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17153 to handle nonimmediate operands.
17154 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17156 (mmx_smulv4hi3_highpart): New expander. Use
17157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17158 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17160 (mmx_umulv4hi3_highpart): New expander. Use
17161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17162 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17163 (mmx_<code>v4hi3): New expander. Use
17164 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17165 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17166 (mmx_<code>v8qi3): New expander. Use
17167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17168 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17169 (mmx_<code><mode>3): New expander. Use
17170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17172 2008-05-05 Jan Hubicka <jh@suse.cz>
17174 PR tree-optimization/36118
17175 * passes.c (pass_init_dump_file): Fix dump header.
17177 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17179 PR middle-end/36141
17180 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17181 VCE for function decls.
17183 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17185 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17187 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17189 * config/i386/i386.md (sat_plusminus): New.
17190 (plusminus_insn): Likewise.
17191 (plusminus_mnemonic): Likewise.
17193 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17194 (*<addsub><mode>3_cc_overflow): Renamed to ...
17195 (*<plusminus_insn><mode>3_cc_overflow): This.
17196 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17197 (*<plusminus_insn>si3_zext_cc_overflow): This.
17199 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17200 (<plusminus_insn><mode>3): This.
17201 (*<addsub><mode>3): Renamed to ...
17202 (*<plusminus_insn><mode>3): This.
17203 (<sse>_vm<addsub><mode>3): Renamed to ...
17204 (<sse>_vm<plusminus_insn><mode>3): This.
17205 (sse3_h<addsub>v4sf3): Renamed to ...
17206 (sse3_h<plusminus_insn>v4sf3): This.
17207 (sse3_h<addsub>v2df3): Renamed to ...
17208 (sse3_h<plusminus_insn>v2df3): This.
17209 (<plusminus_insn><mode>3): New.
17210 (*<plusminus_insn><mode>3): Likewise.
17211 (sse2_<plusminus_insn><mode>3): Likewise.
17212 (add<mode>): Removed.
17213 (*add<mode>3): Likewise.
17214 (sse2_ssadd<mode>3): Likewise.
17215 (sse2_usadd<mode>3): Likewise.
17216 (sub<mode>3): Likewise.
17217 (*sub<mode>3): Likewise.
17218 (sse2_sssub<mode>3): Likewise.
17219 (sse2_ussub<mode>3): Likewise.
17221 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17223 * gthr-single.h: Add in required interface elements as per gthr.h.
17224 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17225 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17226 Generalize UNUSED macro.
17227 (__gthread_once): Add.
17228 (__gthread_key_create): Add.
17229 (__gthread_key_delete): Add.
17230 (__gthread_getspecific): Add.
17231 (__gthread_setspecific): Add.
17233 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17235 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17236 the same size types for the indirect reference on the rhs, then
17239 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17241 * config/i386/i386.md
17242 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17243 one insn template instead of template series.
17244 (*xordi_1_rex64): Ditto.
17245 (*xordi_2_rex64): Ditto.
17247 2008-05-05 Ira Rosen <irar@il.ibm.com>
17249 PR tree-optimization/36119
17250 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17253 2008-06-04 Jan Hubicka <jh@suse.cz>
17255 tree-optimization/36100
17256 * tree-pass.h (pass_O0_always_inline): Declare.
17257 * ipa-inline.c (inline_transform): Remove dead code.
17258 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17259 pass_O0_always_inline): New.
17260 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17262 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17264 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17265 mnemonic in this_param move for TARGET_64BIT.
17267 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17269 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17270 (*strmovsi_rex_1): Ditto.
17271 (*strsetsi_1): Ditto.
17272 (*strsetsi_rex_1): Ditto.
17274 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17275 adddicc expanders using SWI mode iterator.
17277 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17280 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17283 2008-05-04 David S. Miller <davem@davemloft.net>
17285 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17286 (sparc*-*-linux*): Use linux.h in tm_file.
17287 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17288 compiler defaulting to 32-bit.
17289 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17291 * config/sparc/linux.h: Remove definitions now obtained
17292 properly from linux.h
17293 * config/sparc/linux64.h: Likewise.
17294 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17295 don't want this setting for 32-bit builds in a biarch compiler.
17296 * doc/install.texi: Add sparc-linux to list of targets
17297 supporting --enable-targets=all.
17299 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17301 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17303 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17305 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17306 after V4SI_FTYPE_V8HI.
17307 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17308 case V4SI_FTYPE_V2DF.
17310 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17312 * doc/invoke.texi (max-flow-memory-locations): Removed.
17313 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17315 2008-05-03 Richard Guenther <rguenther@suse.de>
17317 PR middle-end/34973
17318 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17320 2008-05-02 David S. Miller <davem@davemloft.net>
17322 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17324 2008-05-02 Simon Baldwin <simonb@google.com>
17327 * c-common.h (warn_array_subscript_range): Removed.
17328 * c-common.c (warn_array_subscript_range): Ditto.
17329 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17330 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17332 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17334 * config/i386/i386.c (ix86_special_builtin_type): New.
17335 (bdesc_special_args): Likewise.
17336 (ix86_expand_special_args_builtin): Likewise.
17337 (ix86_init_mmx_sse_builtins): Updated.
17338 (ix86_expand_builtin): Updated.
17339 (ix86_expand_store_builtin): Removed.
17340 (ix86_expand_unop_builtin): Likewise.
17342 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17343 * config/i386/mmintrin.h (__v2sf): Here.
17345 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17347 (_mm_loadl_pi): Likewise.
17348 (_mm_storeh_pi): Replace __v2si with __v2sf.
17349 (_mm_storel_pi): Likewise.
17351 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17352 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17353 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17354 __builtin_ia32_loadlpd.
17356 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17358 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17359 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17360 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17361 (ix86_init_mmx_sse_builtins): Updated.
17362 (ix86_expand_args_builtin): Likewise.
17363 (ix86_expand_builtin): Likewise.
17364 (ix86_expand_unop1_builtin): Renamed to ...
17365 (ix86_expand_unop_vec_merge_builtin): This.
17367 2008-05-01 Jan Hubicka <jh@suse.cz>
17370 * ipa-inline.c (inline_generate_summary): Make static.
17371 (inline_transform): Do not call inlining at -O0; make static.
17372 * passes.c (execute_todo): Add sanity check.
17373 (execute_one_ipa_transform_pass): Execute proper flags.
17375 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17377 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17378 (DECL_NONADDRESSABLE_P): Likewise.
17379 * alias.c (record_component_aliases): Fix comment.
17381 2008-05-01 Simon Baldwin <simonb@google.com>
17383 * c-common.h (warn_array_subscript_range): New function.
17384 * c-common.c (warn_array_subscript_range): Ditto.
17385 * tree-vrp.c (check_array_ref): Corrected code to agree with
17386 comment, ignoring only arrays of size 0 or size 1.
17387 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17389 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17391 * config/i386/i386.c (ix86_builtin_type): Replace
17392 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17393 (bdesc_args): Updated.
17394 (ix86_init_mmx_sse_builtins): Likewise.
17395 (ix86_expand_args_builtin): Likewise.
17397 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17400 * doc/extend.texi: Correct __builtin_ia32_palignr.
17402 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17405 * config/i386/i386.c (bdesc_crc32): Removed.
17406 (ix86_expand_crc32): Likewise.
17407 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17408 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17409 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17410 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17411 UINT_FTYPE_UINT_UCHAR.
17412 (bdesc_args): Updated. Add crc32 builtins.
17413 (ix86_init_mmx_sse_builtins): Updated.
17414 (ix86_expand_args_builtin): Updated to support subreg.
17416 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17418 2008-05-01 Jan Hubicka <jh@suse.cz>
17420 * tree-pass.h (opt_pass): Add IPA_PASS.
17421 (varpool_node, cgraph_node): Forward declare.
17422 (ipa_opt_pass): Define.
17423 (pass_ipa_inline): Turn into ipa_opt_pass.
17424 (pass_apply_inline): Remove.
17425 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17426 (apply_inline): Turn into ....
17427 (inline_transform): ... this one.
17428 (inline_generate_summary): New function.
17429 (pass_apply_inline): Remove.
17430 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17432 (struct function): Add ipa_transforms_to_apply.
17433 * passes.c (register_one_dump_file): Work on IPA_PASS.
17434 (init_optimization_passes): Remove pass_inline_parameters and
17436 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17437 (execute_one_pass) ... here; apply transforms when possible.
17438 (add_ipa_transform_pass, execute_ipa_summary_asses,
17439 execute_one_ipa_transform_pass): New.
17440 (execute_ipa_pass_list): Update for IPA_PASS type.
17442 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17444 * config/i386/i386.c (ix86_builtin_type): Add
17445 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17446 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17447 (bdesc_args): Add SSE4a builtins.
17448 (ix86_init_mmx_sse_builtins): Updated.
17449 (ix86_expand_args_builtin): Likewise.
17450 (ix86_expand_builtin): Likewise.
17452 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17454 * config/i386/i386.c (ix86_builtin_type): Add
17455 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17456 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17457 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17458 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17459 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17460 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17461 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17462 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17463 and DI_FTYPE_DI_DI_INT.
17464 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17465 (ix86_init_mmx_sse_builtins): Updated.
17466 (ix86_expand_args_builtin): Likewise.
17467 (ix86_expand_builtin): Likewise.
17468 (ix86_expand_binop_imm_builtin): Removed.
17470 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17472 2008-04-30 Richard Guenther <rguenther@suse.de>
17474 PR tree-optimization/32921
17475 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17477 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17479 * config/arm/arm.c (arm_unwind_emit): Use
17480 crtl->all_throwers_are_sibcalls instead of
17481 cfun->all_throwers_are_sibcalls.
17482 (arm_output_fn_unwind): Likewise.
17483 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17484 instead of cfun->uses_pic_offset_table.
17485 (frv_expand_prologue): Likewise.
17486 (frv_frame_pointer_required): Likewise.
17487 (frv_expand_fdpic_call): Likewise.
17488 (frv_emit_movsi): Likewise.
17489 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17490 cfun->returns_pcc_struct instead of
17491 current_function_returns_pcc_struct.
17492 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17493 instead of cfun->calls_eh_return.
17494 (m32c_pushm_popm): Likewise.
17495 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17496 "extern" declaration.
17498 2008-04-30 Richard Guenther <rguenther@suse.de>
17500 PR tree-optimization/21636
17501 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17503 (evaluate_stmt): Print the likely value.
17504 (ccp_visit_stmt): Avoid excessive vertical spacing.
17506 2008-04-30 Rafael EspÃndola <espindola@google.com>
17508 * builtins.c (fold_call_expr): Return realret.
17509 * tree-ssa-threadedge.c
17510 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17511 __builtin_object_size.
17513 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17515 * gcc.c (wrapper_string): New variable.
17516 (insert_wrapper): New function.
17517 (execute): New option -wrapper.
17518 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17520 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17522 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17523 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17524 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17526 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17527 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17528 config/rs6000/e500crtres64gprctr.asm,
17529 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17530 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17531 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17532 config/rs6000/e500crtsav64gprctr.asm,
17533 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17534 config/rs6000/e500crtsavg64gprctr.asm: New files.
17535 * config/rs6000/t-ppccomm: Add build rules for new files.
17536 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17537 * config/rs6000/t-netbsd: Add build rules for new files.
17538 (LIB2FUNCS_STATIC_EXTRA): New variable.
17539 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17540 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17541 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17543 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17545 * config/i386/i386.c (ix86_builtin_type): Add
17546 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17547 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17548 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17549 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17550 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17551 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17552 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17553 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17554 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17555 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17556 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17557 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17558 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17559 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17560 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17561 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17562 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17563 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17564 V1DI_FTYPE_V2SI_V2SI.
17565 (bdesc_2arg): Moved to ...
17566 (bdesc_args): Here.
17567 (ix86_init_mmx_sse_builtins): Updated.
17568 (ix86_expand_args_builtin): Updated. Take a pointer
17569 to const struct builtin_description. Handle comparison
17571 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17572 (ix86_expand_builtin): Updated.
17574 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17575 (ssse3_pmaddubsw128): This.
17576 (ssse3_pmaddubswv4hi3): Renamed to ...
17577 (ssse3_pmaddubsw): This.
17579 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17580 (__builtin_ia32_packssdw128): Likewise.
17581 (__builtin_ia32_packuswb128): Likewise.
17582 (__builtin_ia32_pmaddubsw): Likewise.
17583 (__builtin_ia32_pmaddubsw128): Likewise.
17585 2008-04-30 Richard Guenther <rguenther@suse.de>
17587 PR tree-optimization/14847
17588 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17589 (recognize_bits_test): Use it.
17590 (recognize_single_bit_test): Likewise.
17592 2008-04-30 Martin Jambor <mjambor@suse.cz>
17594 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17595 instead of setting number of formal parameters to zero.
17596 (ipcp_init_stage): Do not set the number of actual parameters to zero
17598 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17599 which are called with variable number of arguments.
17600 (ipcp_insert_stage): Explicitely skipping all nodes which are
17601 called with variable number of arguments.
17602 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17603 number of parameters.
17605 * ipa-prop.h (struct ipa_node_params): Added flag
17606 called_with_var_arguments
17607 (ipa_set_param_count): Added. Changed sole setter to use it.
17608 (ipa_get_param_count): Added. All readers of param_count
17609 converted to use it instead.
17610 (ipa_set_called_with_variable_arg): Added.
17611 (ipa_is_called_with_var_arguments): Added.
17612 (ipa_get_ith_param): Added. All readers of param_decls converted
17614 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17616 (ipa_get_cs_argument_count): Added, all readers of argument_count
17618 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17621 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17622 (struct ipcp_lattice): Renamed cval_type to type
17623 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17625 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17626 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17627 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17628 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17629 (build_const_val): Changed the type of parameter cvalue to tree
17630 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17631 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17633 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17636 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17637 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17638 (ipa_add_method): Renamed to ipa_push_func_to_list
17639 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17640 (ipa_callsite_param_count): Removed.
17641 (ipa_callsite_param_count_set): Removed.
17642 (ipa_callsite_param): Removed.
17643 (ipa_callsite_callee): Removed.
17644 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17645 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17646 (ipa_method_formal_count): Removed.
17647 (ipa_method_formal_count_set): Removed.
17648 (ipa_method_get_tree): Removed.
17649 (ipa_method_tree_map_create): Removed.
17650 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17651 (ipa_create_param_decls_array): Creates the array itself
17652 (ipa_create_param_decls_array): Temporary variable info instead of
17653 a few dereferences.
17654 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17655 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17656 (get_type): Removed.
17657 (ipa_jf_get_info_type): Removed.
17658 (ipa_node_create): Renamed to ipa_create_node_params
17659 (ipa_free): Renamed to ipa_free_all_node_params
17660 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17661 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17662 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17663 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17664 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17665 ipa_free_all_edge_args
17666 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17667 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17668 (ipa_create_methodlist_node): Removed.
17669 (ipa_methodlist_method): Removed.
17670 (ipa_methodlist_method_set): Removed.
17671 (ipa_methodlist_next_method): Removed.
17672 (ipa_methodlist_next_method_set): Removed.
17673 (ipa_method_is_modified): Removed.
17674 (ipa_method_modify_create): Removed.
17675 (ipa_method_modify_init): Temporary variable info instead of a few
17677 (ipa_detect_param_modifications): Temporary variable info instead of
17678 a few dereferences.
17679 (ipa_compute_jump_functions): Temporary variable info instead of
17680 a few dereferences.
17681 (ipa_method_modify_set): Removed.
17682 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17683 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17684 than craph_node as the first parameter.
17685 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17686 (ipa_method_modify_init): Removed.
17687 (ipa_compute_jump_functions): Added a temp variable instead of
17688 repeatadly dereferencing the cgraph_edge.aux pointer
17689 (ipa_callsite_param_set_type): Removed.
17690 (ipa_compute_jump_functions): i renamed to index and moved to
17692 (ipa_callsite_param_set_info_type_formal): Removed.
17693 (ipa_callsite_param_set_info_type): Removed.
17694 (ipa_callsite_param_map_create): Removed.
17695 (ipa_callsite_tree): Removed.
17696 (ipa_callsite_caller): Removed.
17697 (ipa_pop_func_from_list): return_method removed to return_func
17699 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17700 prefixed all values with IPA_. Changed all users.
17701 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17702 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17703 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17704 (union parameter_info): Renamed to jump_func_value.
17705 (union jump_func_value): Renamed value to constant
17706 (struct ipa_jump_func): Renamed info_type to value
17707 (struct ipa_node): Renamed to ipa_node_params
17708 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17709 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17710 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17711 (struct ipa_edge): Renamed to ipa_edge_args
17712 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17713 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17714 (struct ipa_methodlist): Renamed to ipa_func_list
17715 (struct ipa_func_list): method_p renamed to node, next_method
17717 (ipa_methodlist_p): Removed, switched all users to struct pointer
17718 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17720 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17722 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17723 (rs6000_emit_epilogue): Use backchain to restore only when we
17724 have a large frame. Make use of frame pointer to restore if we
17725 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17727 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17729 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17730 Add mode to zero_extract.
17731 (sign bit tests peepholes): (Ditto.).
17733 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17735 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17736 Instructions in comments with SSE3.
17737 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17738 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17739 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17740 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17741 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17742 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17743 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17744 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17745 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17746 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17747 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17748 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17749 (bdesc_sse_args): Renamed to ...
17750 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17751 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17752 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17753 IX86_BUILTIN_FABSQ.
17754 (bdesc_1arg): Moved to ...
17755 (bdesc_args): Here.
17756 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17757 Instructions in comments with SSE3.
17758 (ix86_expand_sse_operands_builtin): Renamed to ...
17759 (ix86_expand_args_builtin): This. Updated.
17760 (ix86_expand_unop1_builtin): Update comments.
17761 (ix86_expand_builtin): Updated.
17763 2008-04-29 Richard Guenther <rguenther@suse.de>
17765 PR tree-optimization/36078
17766 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17767 Update virtual SSA form after cleaning up the CFG.
17769 2008-04-29 Richard Guenther <rguenther@suse.de>
17771 PR middle-end/15255
17772 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17774 2008-04-29 Richard Guenther <rguenther@suse.de>
17776 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17777 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17778 (compute_flow_insensitive_aliasing): Do not treat
17779 PTR_IS_REF_ALL pointers special.
17780 (get_smt_for): Likewise.
17781 (may_alias_p): Re-structure.
17782 (is_escape_site): A ref-all pointer conversion is not an escape site.
17783 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17784 PTR_IS_REF_ALL pointers special.
17785 * tree-ssa-structalias.h (struct alias_info): Remove
17786 ref_all_symbol_mem_tag field.
17787 (PTR_IS_REF_ALL): Remove.
17789 2008-04-29 Richard Guenther <rguenther@suse.de>
17791 PR middle-end/36077
17792 * fold-const.c (extract_muldiv_1): In combining division constants
17793 make sure to never overflow.
17795 2008-04-29 Nick Clifton <nickc@redhat.com>
17797 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17799 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17802 * optc-gen.awk: Work around HP-UX/IA awk bug.
17804 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17806 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17809 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17812 * config/i386/i386.md
17813 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17814 Change operand 1 predicate to nonimmediate_operand.
17816 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17819 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17821 * gengtype.c (walk_type, write_func_for_structure): Handle
17823 * doc/gty.texi: Document chain_circular.
17825 2008-04-28 Richard Guenther <rguenther@suse.de>
17827 PR tree-optimization/36066
17828 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17831 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17834 * config/i386/i386.md
17835 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17836 Use match_scratch instead of match_operand for operands 3 and 4.
17838 2008-04-27 Richard Guenther <rguenther@suse.de>
17840 PR tree-optimization/18754
17841 PR tree-optimization/34223
17842 * tree-pass.h (pass_complete_unrolli): Declare.
17843 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17844 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17845 Rewrite loop into loop closed SSA form if it is not already.
17846 (tree_unroll_loops_completely): Re-structure to iterate over
17847 innermost loops with intermediate CFG cleanups.
17848 Unroll outermost loops only if requested or the code does not grow
17850 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17851 loops are available.
17852 (tree_vectorize): Instead do so here.
17853 (tree_complete_unroll): Also unroll outermost loops.
17854 (tree_complete_unroll_inner): New function.
17855 (gate_tree_complete_unroll_inner): Likewise.
17856 (pass_complete_unrolli): New pass.
17857 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17858 uses outside of the loop.
17859 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17860 form if it is available.
17861 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17862 * passes.c (init_optimization_passes): Schedule complete inner
17863 loop unrolling pass before the first CCP pass after final inlining.
17865 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17867 * targhooks.h (default_emutls_var_fields,
17868 default_emutls_var_init): Declare.
17869 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17870 * target.h (struct gcc_target): Add struct emutls member.
17871 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17872 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17873 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17874 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17875 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17876 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17877 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17878 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17879 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17880 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17881 emit debug information.
17882 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17883 * varasm.c: Include targhooks.h.
17884 (emutls_object_section, emutls_tmpl_section): New.
17885 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17886 (EMUTLS_SEPARATOR): New.
17887 (prefix_name): New.
17888 (get_emutls_object_name): New.
17889 (default_emutls_var_fields): New, broken out of ...
17890 (get_emutls_object_type): ... here. Adjust to use target hooks.
17891 (get_emutls_init_templ_addr): Adjust to use target hooks.
17892 (emutls_decl): Adjust to use target hooks.
17893 (emutls_finish): Likewise.
17894 (default_emutls_var_init): New, broken out of ...
17895 (assemble_variable): ... here. Adjust to use target hooks.
17896 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17897 SECCAT_EMUTLS_TMPL.
17898 * c-common.c (handle_section_attribute): Prevent overriding
17899 sections for emulated tls with special sections.
17900 * config/i386/i386.c (x86_64_elf_select_section): Add
17901 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17902 (x86_64_elf_unique_section): Likewise.
17903 * config/vxworks.c: Include tree.h.
17904 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17905 (vxworks_override_options): Set TLS scheme.
17906 * doc/tm.texi (Emulated TLS): New node.
17908 2008-04-26 Simon Baldwin <simonb@google.com>
17911 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17912 with propagated string constants.
17914 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17916 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17917 constraint for operand 2 when operand 0 is memory operand.
17918 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17919 operand 0 is memory operand.
17920 (fix_trunc<mode>_i387_with_temp): Ditto.
17921 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17922 operand 2 when operand 1 is memory operand.
17923 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17924 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17925 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17926 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17927 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17928 operands 2,3 and 4 when operand 1 is memory operand.
17929 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17931 (fistdi2_floor_with_temp): Ditto.
17932 (fist<mode>2_floor_with_temp): Ditto.
17933 (fistdi2_ceil_with_temp): Ditto.
17934 (fist<mode>2_ceil_with_temp): Ditto.
17935 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17937 2008-04-26 David Daney <ddaney@avtrex.com>
17939 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17941 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17942 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17943 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17944 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17945 (compare_and_swap_12): New insn.
17946 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17947 * config/mips/mips.c (mips_force_binary): New function.
17948 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17949 (mips_expand_compare_and_swap_12): New function.
17950 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17952 2008-04-25 Jan Hubicka <jh@suse.cz>
17955 * cfgexpand.c (pass_expand): Turn into RTL pass.
17956 * passes.c (execute_one_pass): Do pass typechecking after execution.
17957 * tree-pass.h (pass_expand): Turn into RTL pass.
17959 * function.h (struct rtl_data): Move here fields
17960 accesses_prior_frames, calls_eh_return, saves_all_registers,
17961 has_nonlocal_goto, has_asm_statement, is_thunk,
17962 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17963 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17964 arg_pointer_save_area_init from struct function; turn into bool.
17965 (struct function): Move
17966 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17967 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17968 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17969 tail_call_emit, arg_pointer_save_area_init
17970 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17971 (current_function_returns_struct, current_function_returns_pcc_struct,
17972 current_function_calls_setjmp, current_function_calls_alloca,
17973 current_function_accesses_prior_frames,
17974 current_function_calls_eh_return, current_function_is_thunk,
17975 current_function_stdarg, current_function_profile,
17976 current_function_limit_stack, current_function_uses_pic_offset_table,
17977 current_function_uses_const_pool, current_function_has_nonlocal_label,
17978 current_function_saves_all_registers,
17979 current_function_has_nonlocal_goto,
17980 current_function_has_asm_statement): Remove accesor macros.
17981 * ra-conflict.c (global_conflicts): Update.
17982 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17983 (suitable_for_tail_call_opt_p): Update.
17984 * builtins.c (expand_builtin_return_addr): Update.
17985 (expand_builtin_setjmp_setup): Update.
17986 (expand_builtin_nonlocal_goto): Update.
17987 * final.c (final_start_function): Update.
17988 (profile_function): Update.
17989 (leaf_function_p): Update.
17990 (only_leaf_regs_used): Update.
17991 * df-scan.c (df_get_exit_block_use_set): Update.
17992 * dojump.c (clear_pending_stack_adjust): Update.
17993 * tree-stdarg.c (gate_optimize_stdarg): Update.
17994 * gimple-low.c (lower_function_body): Update.
17995 * global.c (compute_regsets): Update.
17996 (global_alloc): Update.
17997 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17998 * expr.c (expand_assignment): Update.
17999 * dse.c (dse_step0): Update.
18000 (dse_step1): Update.
18001 * c-decl.c (store_parm_decls): Update.
18002 * local-alloc.c (combine_regs): Update.
18003 (find_free_reg): Update.
18004 * function.c (assign_parms_augmented_arg_list): Update.
18005 (assign_parm_find_data_types): Update.
18006 (assign_parms): Update.
18007 (allocate_struct_function): Update.
18008 (expand_function_start): Update.
18009 (expand_function_end): Update.
18010 (get_arg_pointer_save_area): Update.
18011 (thread_prologue_and_epilogue_insns): Update.
18012 (rest_of_match_asm_constraints): Update.
18013 * stor-layout.c (variable_size): Update.
18014 * gcse.c (gcse_main): Update.
18015 (bypass_jumps): Update.
18016 * gimplify.c (gimplify_function_tree): Update.
18017 * calls.c (emit_call_1): Update.
18018 (expand_call): Update.
18019 * bt-load.c (compute_defs_uses_and_gen): Update.
18020 * except.c (sjlj_assign_call_site_values): Update.
18021 (sjlj_emit_function_enter): Update.
18022 (can_throw_external): Update.
18023 (set_nothrow_function_flags): Update.
18024 (expand_builtin_unwind_init): Update.
18025 (expand_eh_return): Update.
18026 (convert_to_eh_region_ranges): Update.
18027 (output_function_exception_table): Update.
18028 * emit-rtl.c (gen_tmp_stack_mem): Update.
18029 * cfgexpand.c (expand_used_vars): Update.
18030 (tree_expand_cfg): Update.
18031 * cfgcleanup.c (rest_of_handle_jump): Update.
18032 * explow.c (allocate_dynamic_stack_space): Update.
18033 * varasm.c (assemble_start_function): Update.
18034 (force_const_mem): Update.
18035 (mark_constant_pool): Update.
18036 * tree-optimize.c (tree_rest_of_compilation): Update.
18037 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18038 * tree-cfg.c (notice_special_calls): Update.
18039 (is_ctrl_altering_stmt): Update.
18040 (tree_can_make_abnormal_goto): Update.
18041 (tree_purge_dead_abnormal_call_edges): Update.
18042 * config/alpha/predicates.md: Update.
18043 * config/alpha/alpha.c (alpha_sa_mask): Update.
18044 (alpha_sa_size): Update.
18045 (alpha_does_function_need_gp): Update.
18046 (alpha_expand_prologue): Update.
18047 (alpha_start_function): Update.
18048 (alpha_output_function_end_prologue): Update.
18049 (alpha_expand_epilogue): Update.
18050 * config/frv/frv.c (frv_stack_info): Update.
18051 (frv_expand_epilogue): Update.
18052 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18053 (s390_register_info): Update.
18054 (s390_frame_info): Update.
18055 (s390_init_frame_layout): Update.
18056 (s390_can_eliminate): Update.
18057 (save_gprs): Update.
18058 * config/spu/spu.c (spu_split_immediate): Update.
18059 (need_to_save_reg): Update.
18060 (spu_expand_prologue): Update.
18061 (spu_expand_epilogue): Update.
18062 * config/sparc/sparc.md: Update.
18063 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18064 (sparc_tls_got): Update.
18065 (legitimize_pic_address): Update.
18066 (sparc_emit_call_insn): Update.
18067 (sparc_expand_prologue): Update.
18068 (output_return): Update.
18069 (print_operand): Update.
18070 (sparc_function_ok_for_sibcall): Update.
18071 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18072 * config/m32r/m32r.md: Update.
18073 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18074 (m32r_compute_frame_size): Update.
18075 (m32r_expand_prologue): Update.
18076 (m32r_expand_epilogue): Update.
18077 (m32r_legitimize_pic_address): Update.
18078 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18079 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18080 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18081 (gen_push): Update.
18082 (ix86_save_reg): Update.
18083 (ix86_compute_frame_layout): Update.
18084 (ix86_expand_prologue): Update.
18085 (ix86_expand_epilogue): Update.
18086 * config/sh/sh.c (output_stack_adjust): Update.
18087 (calc_live_regs): Update.
18088 (sh5_schedule_saves): Update.
18089 (sh_expand_prologue): Update.
18090 (sh_expand_epilogue): Update.
18091 (sh_setup_incoming_varargs): Update.
18092 (sh_allocate_initial_value): Update.
18093 (sh_get_pr_initial_val): Update.
18094 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18095 * config/sh/sh.md (label:): Update.
18096 * config/avr/avr.c (out_movhi_mr_r): Update.
18097 * config/crx/crx.h (enum): Update.
18098 * config/xtensa/xtensa.h (along): Update.
18099 * config/stormy16/stormy16.c Update.
18100 (xstormy16_compute_stack_layout): Update.
18101 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18102 (fr30_expand_prologue): Update.
18103 * config/cris/cris.c (cris_conditional_register_usage): Update.
18104 (cris_reg_saved_in_regsave_area): Update.
18105 (cris_initial_frame_pointer_offset): Update.
18106 (cris_simple_epilogue): Update.
18107 (cris_expand_prologue): Update.
18108 (cris_expand_epilogue): Update.
18109 (cris_expand_pic_call_address): Update.
18110 (cris_asm_output_symbol_ref): Update.
18111 (cris_asm_output_label_ref): Update.
18112 * config/cris/cris.md Update.
18113 * config/iq2000/iq2000.c (compute_frame_size): Update.
18114 (iq2000_expand_epilogue): Update.
18115 * config/mt/mt.h (save_direction): Update.
18116 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18117 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18118 (ia64_secondary_reload_class): Update.
18119 * config/m68k/m68k.c (m68k_save_reg): Update.
18120 (m68k_expand_prologue): Update.
18121 (m68k_expand_epilogue): Update.
18122 (legitimize_pic_address): Update.
18123 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18124 (first_reg_to_save): Update.
18125 (first_altivec_reg_to_save): Update.
18126 (compute_vrsave_mask): Update.
18127 (compute_save_world_info): Update.
18128 (rs6000_stack_info): Update.
18129 (spe_func_has_64bit_regs_p): Update.
18130 (rs6000_ra_ever_killed): Update.
18131 (rs6000_emit_eh_reg_restore): Update.
18132 (rs6000_emit_allocate_stack): Update.
18133 (rs6000_emit_prologue): Update.
18134 (rs6000_emit_epilogue): Update.
18135 (rs6000_output_function_epilogue): Update.
18136 (output_profile_hook): Update.
18137 (rs6000_elf_declare_function_name): Update.
18138 * config/rs6000/rs6000.h (rs6000_args): Update.
18139 * config/rs6000/rs6000.md: Update.
18140 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18141 * config/arc/arc.c (arc_output_function_epilogue): Update.
18142 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18143 * config/darwin.c (machopic_function_base_name): Update.
18144 * config/score/score3.c (score3_compute_frame_size): Update.
18147 (score3_epilogue): Update.
18148 * config/score/score7.c (score7_compute_frame_size): Update.
18149 (score7_prologue): Update.
18150 (score7_epilogue): Update.
18151 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18152 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18153 * config/arm/arm.c (use_return_insn): Update.
18154 (require_pic_register): Update.
18155 (arm_load_pic_register): Update.
18156 (arm_compute_save_reg0_reg12_mask): Update.
18157 (arm_compute_save_reg_mask): Update.
18158 (thumb1_compute_save_reg_mask): Update.
18159 (output_return_instruction): Update.
18160 (arm_output_function_prologue): Update.
18161 (arm_output_epilogue): Update.
18162 (arm_get_frame_offsets): Update.
18163 (arm_expand_prologue): Update.
18164 (thumb_pushpop): Update.
18165 (thumb_exit): Update.
18166 (thumb1_expand_prologue): Update.
18167 (thumb1_expand_epilogue): Update.
18168 (arm_unwind_emit): Update.
18169 (arm_output_fn_unwind): Update.
18170 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18171 * config/arm/arm.md: Update.
18172 * config/pa/pa.md: Update.
18173 * config/pa/pa.c (legitimize_pic_address): Update.
18174 (compute_frame_size): Update.
18175 (hppa_expand_prologue): Update.
18176 (hppa_expand_epilogue): Update.
18177 (borx_reg_operand): Update.
18178 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18179 (HARD_REGNO_RENAME_OK): Update.
18180 * config/mips/mips.c (mips_global_pointer): Update.
18181 (mips_save_reg_p): Update.
18182 (mips_compute_frame_info): Update.
18183 (mips_frame_pointer_required): Update.
18184 (mips_expand_prologue): Update.
18185 (mips_expand_epilogue): Update.
18186 (mips_can_use_return_insn): Update.
18187 (mips_reorg_process_insns): Update.
18188 * config/v850/v850.c (compute_register_save_size): Update.
18189 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18190 * config/mmix/mmix.c (along): Update.
18191 (mmix_expand_epilogue): Update.
18192 * config/bfin/bfin.c (legitimize_pic_address): Update.
18193 (must_save_p): Update.
18194 (stack_frame_needed_p): Update.
18195 (add_to_reg): Update.
18196 (bfin_expand_prologue): Update.
18197 * stmt.c (expand_asm_operands): Update.
18198 * reload1.c (reload): Update.
18199 (init_elim_table): Update.
18201 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18203 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18205 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18207 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18208 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18209 (mov<mode>): Removed.
18210 (*movv4sf_internal): Likewise.
18211 (*movv2df_internal): Likewise.
18213 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18215 * config.gcc (crx-*-elf): Remove deprecation.
18217 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18219 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18220 __gcc_deregister_frame with atexit.
18221 (deregister_frame_dtor): Remove.
18223 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18224 Nathan Sidwell <nathan@codesourcery.com>
18226 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18228 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18229 (rs6000_isel): Likewise.
18230 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18231 (rs6000_isel): New variable.
18232 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18234 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18237 * c-common.c (handle_vector_size_attribute): Call
18238 lang_hooks.types.reconstruct_complex_type instead of
18239 reconstruct_complex_type.
18240 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18241 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18242 * langhooks.h (struct lang_hooks_for_types): Add
18243 reconstruct_complex_type hook.
18244 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18245 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18247 2008-04-24 Richard Guenther <rguenther@suse.de>
18249 * c-common.h (check_builtin_function_arguments): Declare.
18250 * c-common.c (validate_nargs): New function.
18251 (check_builtin_function_arguments): Likewise.
18252 * c-typeck.c (build_function_call): Call
18253 check_builtin_function_arguments.
18254 * builtins.c (fold_builtin_classify): Remove error reporting code.
18255 (fold_builtin_unordered_cmp): Likewise.
18256 (fold_builtin_1): Likewise.
18257 (fold_builtin_n): Likewise.
18259 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18261 PR tree-optimization/36008
18262 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18263 the original op1, rather than delta by step.
18265 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18266 Sebastian Pop <sebastian.pop@amd.com>
18268 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18269 eliminate_local_variables_stmt, eliminate_local_variables,
18270 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18271 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18272 of code delimited by two edges in the CFG.
18273 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18274 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18275 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18276 the case of parallelisation of reductions.
18277 (expr_invariant_in_region_p): New.
18279 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18280 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18282 2008-04-24 Ira Rosen <irar@il.ibm.com>
18283 Richard Guenther <rguenther@suse.de>
18285 PR tree-optimization/36034
18286 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18287 incapable of dealing with loads with gaps.
18289 2008-04-24 Rafael EspÃndola <espindola@google.com>
18291 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18292 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18293 vrp_evaluate_conditional.
18294 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18295 (vrp_evaluate_conditional): Split the cond argument.
18296 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18297 (simplify_stmt_for_jump_threading): Update call to
18298 vrp_evaluate_conditional.
18300 2008-04-24 Ira Rosen <irar@il.ibm.com>
18302 PR tree-optimization/35982
18303 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18304 interleaved data-refs are of the same type.
18306 2008-04-24 Danny Smith <dannysmith@users.net>
18308 * c-format.c (check_format_info_main): Use strncmp rather than a
18309 magic prefix to handle multichar length specs.
18310 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18311 Don't prefix "I64" and "I32" with '\0'.
18313 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18316 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18317 in registers for -m32 only if stdarg_p (fntype).
18319 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18321 PR rtl-optimization/36006
18322 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18323 temp to op0 in order to avoid invalid rtx sharing.
18325 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18327 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18328 check TREE_INVARIANT.
18329 * tree-gimple.c (is_gimple_address): New.
18330 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18331 * tree-gimple.h (is_gimple_address): New.
18332 * tree.h (decl_address_invariant_p): New.
18333 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18334 (build_string): Likewise.
18335 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18336 (tree_invariant_p_1): Likewise.
18337 (save_expr): Use it.
18338 (tree_invariant_p): New.
18339 (skip_simple_arithmetic): Use it.
18340 (stabilize_reference_1): Use it.
18341 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18343 (build1_stat): Drop code to compute TREE_INVARIANT.
18344 (build2_stat): Drop code to compute TREE_INVARIANT.
18345 (build3_stat): Drop code to compute TREE_INVARIANT.
18346 (build4_stat): Drop code to compute TREE_INVARIANT.
18347 (build5_stat): Drop code to compute TREE_INVARIANT.
18348 (build7_stat): Drop code to compute TREE_INVARIANT.
18349 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18350 * tree.h (struct tree_base): Remove invariant_flag.
18351 (TREE_INVARIANT): Remove.
18352 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18353 (fold_builtin_expect): Check TREE_CONSTANT.
18354 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18355 * c-tree.h (c_expr_to_decl): Drop third parameter.
18356 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18357 (build_c_cast): Don't set TREE_INVARIANT.
18358 (pop_init_level): Don't set TREE_INVARIANT.
18359 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18360 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18362 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18363 (gimplify_addr_expr): Adjust comment.
18364 * tree-mudflap.c (mf_build_string):
18365 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18366 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18367 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18368 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18369 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18370 * langhooks.h (struct lang_hooks): Drop third parameter from
18373 2008-04-23 Richard Guenther <rguenther@suse.de>
18375 PR tree-optimization/27799
18376 PR tree-optimization/32921
18377 PR tree-optimization/32624
18378 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18379 SMTs aliases and the tag itself into the solution.
18380 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18381 merge the points-to solution back into the SMT aliases.
18382 (may_alias_p): Use alias_set_subset_of instead of
18383 aliases_conflict_p. A pointer which points to
18384 memory with alias set zero may access any variable.
18386 2008-04-23 Richard Guenther <rguenther@suse.de>
18388 * alias.c (alias_set_subset_of): Correctly handle asking
18389 if zero is a subset of an alias set with zero child.
18390 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18391 (compute_flow_insensitive_aliasing): Correctly walk all
18392 pointers. Do not unnecessarily union sets.
18394 2008-04-23 Richard Guenther <rguenther@suse.de>
18396 PR middle-end/36021
18397 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18399 2008-04-22 Tomas Bily <tbily@suse.cz>
18401 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18403 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18405 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18406 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18407 * tree-inline.c (estimate_num_insns_1): Likewise.
18408 * varasm.c (const_hash_1, compare_constant, copy_constant)
18409 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18410 * emit-rtl.c (component_ref_for_mem_expr)
18411 (set_mem_attributes_minus_bitpos): Likewise.
18412 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18413 (is_aligning_offset): Likewise.
18414 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18415 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18416 * dojump.c (do_jump): Likewise.
18417 * builtins.c (get_pointer_alignment, get_memory_rtx)
18418 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18419 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18421 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18423 PR rtl-optimization/36017
18424 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18425 expanding the library call.
18427 2008-04-22 Ian Lance Taylor <iant@google.com>
18429 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18430 than size_in_bytes.
18432 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18434 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18435 of LR/CTR moves for Power6.
18437 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18439 PR middle-end/36003
18440 * passes.c (init_optimization_passes): Remove
18441 pass_fast_rtl_byte_dce.
18443 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18446 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18447 builtin functions to generate faster code.
18448 (_mm_cvtpu16_ps): Ditto.
18449 (_mm_cvtpi32x2_ps): Ditto.
18451 2008-04-22 Nick Clifton <nickc@redhat.com>
18453 * common.opt (ftree-loop-distribution): Add Optimization
18456 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18457 (frv_expand_builtin_va_start): Likewise.
18459 * config/arm/arm.c (thumb_find_work_register): Fix location of
18460 argument register count.
18462 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18464 Support scheduling for ColdFire V1 and V3 microarchitecture.
18465 Improve scheduling of multiplication instructions.
18467 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18468 (mac): New instruction attribute.
18469 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18470 (m68k_sched_mac): New variable.
18471 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18472 Handle cfv1 and cfv3.
18473 (max_insn_size): New static variable.
18474 (struct _sched_ib): New type.
18475 (sched_ib): New static variable.
18476 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18477 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18478 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18480 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18481 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18482 new variables. Update.
18483 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18484 Add modeling of cfv3 instruction buffer. Update.
18485 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18486 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18487 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18488 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18489 a particular reservation applies to.
18490 (type2): Reorganize attribute values. Rename alu to alu_reg,
18491 alu_l to alu, move_l to omove. Join move to alu. Split mul
18492 to mul_l and mul_w.
18493 (cf_ib_*): Simplify description of instruction buffer.
18494 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18495 (cf_mem): Split into cf_mem1 and cf_mem2.
18496 (cf_v2_move_??): Rename to cfv12_alu_??.
18497 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18498 (cf_v2_mul_??): Remove reservations.
18499 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18500 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18501 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18503 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18504 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18505 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18506 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18507 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18508 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18509 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18510 expansions of the above reservations for instructions of sizes
18513 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18515 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18517 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18519 * coverage.c: Include tree-pass.h.
18520 (coverage_counter_alloc): Print da_file_name to the dump file.
18522 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18524 * sbitmap.c (sbitmap_range_empty_p): New function.
18525 * sbitmap.h (sbitmap_range_empty_p): New function.
18526 * bitmap.h: Now includes obstack.h.
18528 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18529 Kenneth Zadeck <zadeck@naturalbridge.com>
18531 * dbgcnt.def (ra_byte_scan): Added.
18532 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18533 when the last hit happens for a counter.
18534 * timevar.def (TV_DF_BYTE_LR): New variable.
18535 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18536 * passes.c (pass_fast_rtl_byte_dce): New pass.
18537 * fwprop.c (update_df): Added mode to call df_ref_create.
18538 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18539 DF_REF_EXTRACT_OFFSET.
18540 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18541 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18543 (df_ref_extract): Added mode field.
18544 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18545 DF_REF_EXTRACT_OFFSET.
18546 (DF_REF_EXTRACT_MODE): New macro.
18547 (df_byte_lr_bb_info): New structure.
18548 (df_print_byte_regset, df_compute_accessed_bytes,
18549 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18550 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18551 df_byte_lr_simulate_uses,
18552 df_byte_lr_simulate_artificial_refs_at_top,
18553 df_byte_lr_simulate_artificial_refs_at_end,
18554 df_compute_accessed_bytes): New function.
18555 (df_ref_create): Add parameter.
18556 (df_byte_lr_get_bb_info): New inline function.
18557 * df-scan.c (df_ref_record, df_uses_record,
18558 df_ref_create_structure): Added mode parameter.
18559 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18560 df_defs_record, df_uses_record, df_get_conditional_uses,
18561 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18562 df_entry_block_defs_collect, df_exit_block_uses_collect):
18563 Added mode parameter to calls to df_ref_record, df_uses_record,
18564 df_ref_create_structure.
18565 (df_ref_equal_p, df_ref_compare): Added test for modes.
18566 (df_ref_create_structure): Added code to set mode. Renamed
18567 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18568 DF_REF_EXTRACT_OFFSET.
18569 * df-core.c (df_print_byte_regset): New function.
18570 * df-byte-scan.c: New file.
18571 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18572 calls to BITMAP_FREE.
18573 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18574 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18575 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18576 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18577 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18578 df_byte_lr_local_compute, df_byte_lr_init,
18579 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18580 df_byte_lr_transfer_function, df_byte_lr_free,
18581 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18582 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18583 df_byte_lr_simulate_uses,
18584 df_byte_lr_simulate_artificial_refs_at_top,
18585 df_byte_lr_simulate_artificial_refs_at_end): New function.
18586 * dce.c (byte_dce_process_block): New function.
18587 (dce_process_block): au is now passed in rather than computed
18588 locally. Changed loops that look at artificial defs to not look
18589 for conditional or partial ones, because there never are any.
18590 (fast_dce): Now is able to drive byte_dce_process_block or
18591 dce_process_block depending on the kind of dce being done.
18592 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18593 (rest_of_handle_fast_byte_dce): New function.
18594 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18595 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18597 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18600 * gcc.h: Added fortran options that take arguments to
18601 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18604 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18606 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18607 scalarization if on the LHS and not a full access.
18609 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18611 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18613 2008-04-18 Rafael EspÃndola <espindola@google.com>
18615 * tree-vrp.c (find_case_label_index): Fix the binary search.
18616 (find_case_label_range): New.
18617 (vrp_visit_switch_stmt): Use find_case_label_range.
18618 (simplify_switch_using_ranges): Use find_case_label_range.
18620 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18622 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18623 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18625 2008-04-18 Tom Tromey <tromey@redhat.com>
18628 * doc/cpp.texi (Implementation-defined behavior): Mention
18631 2008-04-18 Ian Lance Taylor <iant@google.com>
18633 * fold-const.c (pointer_may_wrap_p): New static function.
18634 (fold_comparison): Add another test for pointer overflow. Use
18635 pointer_may_wrap_p to disable some false positives.
18637 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18639 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18640 (fname_as_string): Match updated cpp_interpret_string prototype.
18641 (fix_string_type): Support char16_t* and char32_t*.
18642 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18643 derivative) nodes. Register as builtin if C++0x.
18644 (c_parse_error): Support CPP_CHAR{16,32}.
18645 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18646 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18647 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18648 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18649 CTI_CHAR32_ARRAY_TYPE>: New elements.
18650 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18651 char32_type_node, signed_char32_type_node, char16_array_type_node,
18652 char32_array_type_node): New defines.
18653 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18654 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18655 (lex_string): Support CPP_STRING{16,32}, match updated
18656 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18657 (lex_charconst): Support CPP_CHAR{16,32}.
18658 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18659 and CPP_STRING{16,32}.
18661 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18664 * aclocal.m4: Regenerate.
18665 * configure: Regenerate.
18667 2008-04-18 Jan Hubicka <jh@suse.cz>
18669 * except.c (dw2_size_of_call_site_table,
18670 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18672 * cgraphbuild.c (build_cgraph_edges): Update.
18673 * tree-pass.h: Update comment.
18674 * final.c (leaf_function_p): Update.
18675 (leaf_renumber_regs): Update.
18676 (rest_of_clean_state): Update.
18677 * omp-low.c (expand_omp_parallel): Update.
18678 * ipa-reference.c (analyze_function): Update.
18679 * reorg.c (find_end_label): Update.
18680 (optimize_skip): Update.
18681 (fill_simple_delay_slots): Update.
18682 (fill_simple_delay_slots): Update.
18683 (make_return_insns): Update.
18684 (dbr_schedule): Update.
18685 * gimple-low.c (record_vars_into): Update.
18686 * cfgbuild.c (make_edges): Update.
18687 * function.c (assign_stack_local): Update.
18688 (assign_parm_adjust_stack_rtl): Update.
18689 (locate_and_pad_parm): Update.
18690 (allocate_struct_function): Do not initialize stack_alignment_needed
18691 and preferred_stack_boundary here.
18692 (stack_protect_prologue): Update.
18693 (stack_protect_epilogue): Update.
18694 (expand_function_start): Initialize stack_alignment_needed,
18695 preferred_stack_boundary and max_jumptable_ents.
18696 (expand_function_end): Update.
18697 (free_after_compilation): Do not NULLify epilogue_delay_list.
18698 * function.h (struct rtl_data): Add stack_protect_guard,
18699 stack_alignment_needed,
18700 preferred_stack_boundary, epilogue_delay_list.
18701 (struct function): Remove value_histograms, stack_alignment_needed,
18702 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18704 unexpanded_var_list, stack_protect_guard.
18705 (current_function_epilogue_delay_list): Remove.
18706 * ipa-type-escape.c (analyze_function): Update.
18707 * gimplify.c (pop_gimplify_context): Update comment.
18708 * calls.c (expand_call): Update.
18709 (emit_library_call_value_1): Update.
18710 * except.c (set_nothrow_function_flags): Update.
18711 * cfgexpand.c (get_decl_align_unit): Update.
18712 (create_stack_guard): Update.
18713 (estimated_stack_frame_size): Update.
18714 (expand_used_vars): Update.
18715 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18716 * explow.c (allocate_dynamic_stack_space): Update.
18717 * tree-ssa-live.c (remove_unused_locals): Update.
18718 * varasm.c (mark_constant_pool): Update.
18719 * tree-inline.c (remap_decls): Update.
18720 (initialize_cfun): Update.
18721 (declare_return_variable): Update.
18722 (inline_forbidden_p): Update.
18723 (expand_call_inline): Update.
18724 (declare_inline_vars): Update.
18725 (tree_function_versioning): Update.
18726 * tree-flow.h (value_histograms): New.
18727 (VALUE_HISTOGRAMS): New macro.
18728 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18730 * tree-cfg.c (set_bb_for_stmt): Update.
18731 (replace_by_duplicate_decl): Update.
18732 (move_block_to_fn): Update.
18733 (new_label_mapper): Update.
18734 (dump_function_to_file): Update.
18735 * ipa-struct-reorg.c (build_data_structure): Update.
18736 * cfgrtl.c (print_rtl_with_bb): Update.
18737 * reload1.c (reload): Update.
18739 * config/i386/i386.c (setup_incoming_varargs_64,
18740 ix86_compute_frame_layout): Update.
18741 * config/arc/arc.c (arc_output_function_epilogue): Update.
18743 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18745 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18746 for FreeBSD as well.
18747 * gthr-posix95.h: Likewise.
18749 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18751 PR rtl-optimization/35838
18752 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18753 out the byte offset of the first subreg.
18755 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18757 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18758 to split_ti instead of three separate calls with single member arrays.
18759 (subti3 splitter): Ditto.
18760 (adddi3 splitter): Ditto with split_di.
18761 (subdi3 splitter): Ditto.
18762 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18763 two separate calls with single member arrays. Swap match_dup
18764 operands 1 and 2 to better fit into the array.
18765 (negdi2 splitter): Ditto with split_di.
18766 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18767 two separate calls with single member arrays. Swap match_dup operands
18768 6 and 7 to better fit into the array.
18770 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18772 * config/i386/i386.c (sse_builtin_type): New.
18773 (bdesc_sse_args): Likewise.
18774 (bdesc_sse_3arg): Removed.
18775 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18776 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18777 IX86_BUILTIN_ROUNDPS.
18778 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18779 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18780 IX86_BUILTIN_ROUNDPS.
18781 (ix86_expand_sse_4_operands_builtin): Removed.
18782 (ix86_expand_sse_operands_builtin): New.
18783 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18784 and CODE_FOR_sse4_1_roundps.
18785 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18786 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18788 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18791 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18792 regs before frame pop when needed. If use_backchain_to_restore_sp
18793 then load backchain into a temp reg to restore vr and vrsave. Add
18794 code to restore vr after frame pop if possible.
18796 2008-04-17 Richard Guenther <rguenther@suse.de>
18798 * tree-vn.c (expressions_equal_p): Do not check type
18799 equality or compatibility before calling operand_equal_p.
18800 * fold-const.c (operand_equal_p): Check equivalence of
18801 integer constants before bailing out due to signedness or
18802 precision differences.
18803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18804 spurious differences in type qualification. Ignore types
18805 for COMPONENT_REFs at all.
18807 2008-04-17 Christian Bruel <christian.bruel@st.com>
18809 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18810 msw_skip comparison.
18812 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18815 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18818 PR tree-optimization/35899
18819 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18820 rather than TREE_OPERAND.
18822 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18825 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18826 temporary registers. Change operand predicate to general_operand.
18827 (remainderxf3): Ditto.
18829 2008-04-16 Richard Guenther <rguenther@suse.de>
18831 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18832 * tree-affine.c (aff_combination_expand): Look through some
18835 2008-04-15 Doug Kwan <dougkwan@google.com>
18837 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18839 * tree-pretty-print.c (dump_generic_node): Ditto.
18840 * final.c (output_addr_const): Ditto.
18841 * dwarf2out.c (output_cfi): Ditto.
18842 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18843 * print-rtl.c (print_rtx): Ditto.
18844 * print-tree.c (print_node_brief, print_node): Ditto.
18845 * c-common.c (match_case_to_enum_1): Ditto.
18846 * sched-vis.c (print_value): Ditto.
18847 * config/i386/i386.c (print_operand): Cast to long unsigned int
18850 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18851 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18852 MS Windows VirtualProtect function.
18854 2008-04-15 Jan Hubicka <jh@suse.cz>
18856 * gengtype.c (write_root): Param_is argument is OK.
18857 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18858 * function.h: Include varray.h
18859 (rtl_eh): New stucture based on except.c one.
18860 (call_site_record): New forward declaration and vector type.
18861 * calls.c (emit_call_1): Do not call
18862 note_current_region_may_contain_throw.
18863 * except.c (eh_status): Remove cur_region, try_region since they are
18865 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18866 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18867 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18868 Remove call_site_data_used, call_site_data_size.
18869 Turn call_site_record into vector in function.h.
18870 (note_current_region_may_contain_throw): Remove.
18871 (get_exception_pointer, get_exception_filter): Do not take struct
18872 function argument; update.
18873 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18874 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18875 build_post_landing_pads, dw2_build_landing_pads,
18876 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18877 sjlj_emit_function_enter, sjlj_emit_function_enter,
18878 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18879 sjlj_build_landing_pads, finish_eh_generation,
18880 remove_exception_handler_label, remove_eh_handler,
18881 maybe_remove_eh_handler, add_reachable_handler,
18882 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18883 add_action_record, collect_one_action_chain, add_call_site,
18884 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18885 sjlj_output_call_site_table, output_function_exception_table,
18886 * except.h (note_current_region_may_contain_throw): Remove
18887 (get_exception_pointer, get_exception_filter): Do not take struct
18889 * Makefile.in (GTFILES): Put varargs before struct function.
18891 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18893 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18894 punt for STRING_CST.
18895 (get_constraint_for): Deal with STRING_CST here instead.
18897 2008-04-15 Richard Guenther <rguenther@suse.de>
18899 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18900 statements in a basic-block with a backward walk. Do not
18901 substitute into dead statements but instead remove those.
18903 2008-04-15 Richard Guenther <rguenther@suse.de>
18905 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18906 to zero, thus disable creation of SFTs.
18908 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18910 * tree-predcom.c (suitable_reference_p): Return false if the
18911 reference can throw.
18913 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18916 * c-decl.c (finish_decl): If extern or static var has variable
18917 size, set TREE_TYPE (decl) to error_mark_node.
18919 2008-04-15 Rafael EspÃndola <espindola@google.com>
18921 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18924 2008-04-15 Richard Guenther <rguenther@suse.de>
18926 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18927 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18928 (visit_reference_op_load): Do walk vuse-vdef chains on
18929 vn_reference_lookup.
18930 (visit_reference_op_store): But do not here.
18931 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18932 vn_reference_lookup.
18933 (vn_lookup_with_vuses): But do so here.
18935 2008-04-14 Ian Lance Taylor <iant@google.com>
18937 * fold-const.c (fold_overflow_warning): Remove assertion.
18939 2008-04-15 Ben Elliston <bje@au.ibm.com>
18941 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18942 temp1 local variables.
18944 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18947 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18948 ".text.unlikely" section as executable.
18950 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18952 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18953 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18954 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18955 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18956 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18957 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18958 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18960 2008-04-14 Ian Lance Taylor <iant@google.com>
18962 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18963 * fold-const.c (fold_comparison): If appropriate, test
18964 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18965 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18966 reassociating a pointer type.
18967 * doc/invoke.texi (Optimize Options): Document that
18968 -fstrict-overflow applies to pointer wraparound.
18970 2008-04-13 Jan Hubicka <jh@suse.cz>
18972 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18974 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18976 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18977 we are going to "save the world".
18979 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18981 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18982 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18983 operand 0 constraint, not "=".
18985 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18987 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18989 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18991 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18992 of size of positions_needed * CHAR_BIT.
18994 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18996 PR middle-end/35897
18997 * dse.c (store_info): Change positions_needed to unsigned
18999 (lowpart_bitmask): New.
19000 (record_store): Cast to unsigned HOST_WIDE_INT for
19001 positions_needed. Assert width <= size of positions_needed *
19002 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19003 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19004 lowpart_bitmask to set mask.
19006 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19008 * config/bfin/constraints.md: New file.
19009 * config/bfin/bfin.md: Include it.
19010 (adddi3): Use satisfies_constraint functions instead of the old macros.
19011 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19012 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19013 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19014 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19015 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19016 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19017 EXTRA_CONSTRAINT): Delete.
19018 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19019 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19021 * config/bfin/bfin.c: Include "tm-constrs.h".
19022 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19023 Use satisfies_constraint functions instead of the old macros.
19024 * doc/md.texi (Blackfin Constraints): Update file name reference.
19026 2008-04-11 Richard Guenther <rguenther@suse.de>
19028 PR tree-optimization/35869
19029 * tree-vrp.c (execute_vrp): Move switch statement update after
19030 jump threading. Schedule another cfg cleanup run.
19032 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19035 * attribs.c (decl_attributes): Return early on errorneous node.
19037 2008-04-10 Oleg Ryjkov <olegr@google.com>
19039 * tree.h (struct tree_base): Added a new flag default_def_flag.
19040 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19042 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19044 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19046 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19049 * pa.md: Define mode iterator P. Define mode attribute dwc.
19050 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19051 (icacheflush): Likewise.
19052 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19053 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19055 2008-04-11 Ben Elliston <bje@au.ibm.com>
19057 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19059 2008-04-10 Rafael EspÃndola <espindola@google.com>
19061 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19062 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19063 (extract_range_from_expr): The same.
19065 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19067 * config/mips/mips.md (GPR2): New mode iterator.
19068 (seq): Add comment.
19069 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19070 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19071 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19072 Rewrite these to take two modes, the mode of comparison and the
19073 mode of the destination.
19074 * config/mips/mips.c (mips_expand_scc): Instead of having
19075 paradoxical subreg as destination, expand "narrowing" scc if mode
19076 of comparison is SI and target is requested in DI mode.
19077 (mips_emit_int_order_test): Update comment. Make mode of
19078 comparison match CMP0 rather than TARGET. When creating inverse
19079 target use mode of TARGET.
19081 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19083 * gcov-dump.c (tag_summary): Only print summaries for the first
19084 GCOV_COUNTERS_SUMMABLE counters.
19086 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19088 * config/i386/i386.md (absneg): New code iterator.
19089 (absnegprefix): New code attribute.
19090 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19091 patterns using absneg code iterator.
19092 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19093 using absneg code iterator.
19094 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19095 *neg<mode>2 patterns using absneg code iterator.
19096 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19097 *negextendsfdf2 patterns using absneg code iterator.
19098 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19099 *negextendsfxf2 patterns using absneg code iterator.
19100 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19101 *negextendsfdf2 patterns using absneg code iterator.
19102 * config/i386/sse.md (<code><mode>2): Macroize expander from
19103 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19105 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19107 * config/s390/s390.h: Remove the remains of the recent search
19108 & replace action of current_function_outgoing_args_size.
19110 2008-04-10 Ira Rosen <irar@il.ibm.com>
19112 PR tree-optimization/35821
19113 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19114 NEW_STMT_LIST is not NULL.
19116 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19119 * toplev.c (process_options): Remove -ffunction-sections debugging
19122 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19124 PR middle-end/PR28690
19125 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19126 than gen_rtx_fmt_ee to perform more canonicalizations.
19128 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19131 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19133 2008-04-09 Richard Guenther <rguenther@suse.de>
19135 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19136 (dump_function_to_file): Dump function arguments with types.
19138 2008-04-08 Richard Guenther <rguenther@suse.de>
19140 * fold-const.c (fold_widened_comparison): Do not allow
19141 sign-changes that change the result.
19143 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19146 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19147 kinds of indirect references.
19149 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19151 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19152 GNU Fortran language string.
19154 2008-04-08 Rafael EspÃndola <espindola@google.com>
19156 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19157 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19158 * tree.h (tree_call_nonnegative_warnv_p): New.
19160 2008-04-08 Jan Hubicka <jh@suse.cz>
19162 * function.c (free_after_compilation): Clear out regno_reg_rtx
19165 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19168 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19170 PR middle-end/PR28690
19171 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19172 same precedence as REG_POINTER and MEM_POINTER operands.
19174 2008-04-08 Richard Guenther <rguenther@suse.de>
19176 PR middle-end/35834
19177 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19178 for adding index to base.
19180 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19182 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19183 (MINGW_ENABLE_EXECUTE_STACK): New.
19184 (IN_LIBGCC2): For libgcc include windows.h file for
19185 function declarations.
19187 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19189 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19190 and tem2 if tem1 is not a REG or MULT.
19192 2008-04-08 Jan Hubicka <jh@suse.cz>
19194 * function.h (incomming_args): Break out of struct function.
19195 (function_subsections): Break out of struct function.
19196 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19197 return_rtx and hard_reg_initial_vals from struct function.
19198 Kill inl_max_label_num.
19199 (current_function_pops_args, current_function_args_info,
19200 current_function_args_size, current_function_args_size,
19201 current_function_pretend_args_size,
19202 current_function_outgoing_args_size,
19203 current_function_internal_arg_pointer, current_function_return_rtx):
19204 Kill compatibility accestor macros.
19205 * builtins.c (expand_builtin_apply_args_1): Update.
19206 (expand_builtin_next_arg): Update.
19207 * df-scan.c (df_get_call_refs): Update.
19208 * dbxout.c (dbxout_function_end): Update.
19209 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19210 (output_line_info): Update.
19211 (secname_for_decl): Update.
19212 (dwarf2out_var_location): Update.
19213 * function.c (free_after_compilation): Update.
19214 (assign_parm_find_stack_rtl): Update.
19215 (assign_parms): Update.
19216 (expand_dummy_function_end): Update.
19217 (expand_function_end): Update.
19218 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19219 (expand_call): Update.
19220 (emit_library_call_value_1): Update.
19221 (store_one_arg): Update.
19222 * varasm.c (initialize_cold_section_name): Update.
19223 (unlikely_text_section): Update.
19224 (unlikely_text_section_p): Update.
19225 (assemble_start_function): Update.
19226 (assemble_end_function): Update.
19227 (default_section_type_flags): Update.
19228 (switch_to_section): Update.
19229 * integrate.c (set_decl_abstract_flags): Update.
19230 (get_hard_reg_initial_val): Update.
19231 (has_hard_reg_initial_val): Update.
19232 (allocate_initial_values): Update.
19233 * resource.c (init_resource_info): Update.
19234 * config/alpha/alpha.c (NUM_ARGS): Update.
19235 (direct_return): Update.
19236 (alpha_va_start): Update.
19237 (alpha_sa_size): Update.
19238 (alpha_initial_elimination_offset): Update.
19239 (alpha_expand_prologue): Update.
19240 (alpha_start_function): Update.
19241 (alpha_expand_epilogue): Update.
19242 (unicosmk_initial_elimination_offset):
19243 * config/alpha/alpha.md (call expander): Update.
19244 * config/s390/s390.c (s390_register_info): Update.
19245 (s390_register_info): Update.
19246 (s390_frame_info): Update.
19247 (s390_initial_elimination_offset): Update.
19248 (s390_build_builtin_va_list): Update.
19249 (s390_va_start): Update.
19250 * config/spu/spu.c (direct_return): Update.
19251 (spu_expand_prologue): Update.
19252 (spu_initial_elimination_offset): Update.
19253 (spu_build_builtin_va_list): Update.
19254 (spu_va_start): Update.
19255 * config/sparc/sparc.c (sparc_init_modes): Update.
19256 (sparc_compute_frame_size): Update.
19257 (function_value): Update.
19258 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19259 * config/i386/i386.md (return expander): Update.
19260 * config/i386/i386.c (ix86_va_start): Update.
19261 (ix86_can_use_return_insn_p): Update.
19262 (ix86_compute_frame_layout): Update.
19263 (ix86_expand_epilogue): Update.
19264 * config/sh/sh.c (output_stack_adjust): Update.
19265 (calc_live_regs): Update.
19266 (sh_expand_prologue): Update.
19267 (sh_builtin_saveregs): Update.
19268 (sh_va_start): Update.
19269 (initial_elimination_offset): Update.
19270 (sh_allocate_initial_value): Update.
19271 (sh_function_ok_for_sibcall): Update.
19272 (sh_get_pr_initial_val): Update.
19273 * config/sh/sh.md (return expander): Update.
19274 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19275 * config/crx/crx.c (crx_compute_frame): UPdate.
19276 (crx_initial_elimination_offset): UPdate.
19277 * config/xtensa/xtensa.c (compute_frame_size): Update
19278 (xtensa_builtin_saveregs): Update.
19279 (xtensa_va_start): Update.
19280 (order_regs_for_local_alloc): Update.
19281 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19282 (xstormy16_expand_builtin_va_start): Update.
19283 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19284 * config/m68hc11/m68hc11.md (return expanders): Update.
19285 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19286 (expand_epilogue): Update.
19287 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19288 (cris_simple_epilogue): Update.
19289 (cris_expand_prologue): Update.
19290 (cris_expand_epilogue): Update.
19291 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19292 (compute_frame_size): Update.
19293 * config/mt/mt.c (mt_compute_frame_size): Update.
19294 * config/mn10300/mn10300.c (expand_prologue): Update.
19295 (expand_epilogue): Update.
19296 (initial_offset): Update.
19297 (mn10300_builtin_saveregs):
19298 * config/mn10300/mn10300.md (return expander): Update.
19299 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19300 (ia64_initial_elimination_offset): Update.
19301 (ia64_initial_elimination_offset): Update.
19302 (ia64_expand_prologue): Update.
19303 * config/m68k/m68k.md (return expander): Update.
19304 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19305 (rs6000_stack_info): Update.
19306 * config/mcore/mcore.c (layout_mcore_frame): Update.
19307 (mcore_expand_prolog): Update.
19308 * config/arc/arc.c (arc_compute_frame_size): Update.
19309 * config/score/score3.c (score3_compute_frame_size): Update.
19310 * config/score/score7.c (score7_compute_frame_size): Update.
19311 * config/arm/arm.c (use_return_insn): Update.
19312 (thumb_find_work_register): Update.
19313 (arm_compute_save_reg_mask): Update.
19314 (arm_output_function_prologue): Update.
19315 (arm_output_epilogue): Update.
19316 (arm_size_return_regs): Update.
19317 (arm_get_frame_offsets): Update.
19318 (arm_expand_prologue): Update.
19319 (thumb_exit): Update.
19320 (thumb_unexpanded_epilogue): Update.
19321 (thumb1_output_function_prologue): Update.
19322 * config/pa/pa.md (return expander): Update.
19323 * config/pa/pa.c (compute_frame_size): Update.
19324 (hppa_builtin_saveregs): Update.
19325 * config/mips/mips.c (mips_va_start): Update.
19326 (mips16_build_function_stub): Update.
19327 (mips_compute_frame_info): Update.
19328 (mips_restore_gp): Update.
19329 (mips_output_function_prologue): Update.
19330 (mips_expand_prologue): Update.
19331 * config/v850/v850.c (compute_frame_size): Update.
19332 (expand_prologue): * config/mmix/mmix.c (along): update.
19333 (mmix_initial_elimination_offset): update.
19334 (mmix_reorg): update.
19335 (mmix_use_simple_return): update.
19336 (mmix_expand_prologue): update.
19337 (mmix_expand_epilogue): Update.
19338 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19339 (emit_link_insn): Update.
19341 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19343 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19344 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19346 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19349 2008-04-07 Jan Hubicka <jh@suse.cz>
19351 * function.h (rtl): Rename to x_rtl.
19352 (crtl): New define.
19353 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19354 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19355 used_temp_slots avail_temp_slots, temp_slot_level,
19356 nonlocal_goto_handler_labels): Update accesstors.
19357 (rtl): New global variable.
19358 (struct function): Move some fileds to rtl_data.
19359 (get_arg_pointer_save_area): Update prototype.
19360 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19361 get_arg_pointer_save_area.
19362 * expr.c (init_expr): Update
19363 * function.c (get_frame_size): Update
19364 (assign_stack_local): Update
19365 (expand_function_end): Update.
19366 (get_art_pointer_save_area): Update
19368 * emit-rtl.c (rtl): Declare.
19369 (regno_reg_rtx): Declare.
19370 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19372 (gen_reg_rtx): Update.
19373 * varasm.c (n_deferred_constatns): Update accestor.
19374 (init_varasm_status): Do not allocate varasm_status.
19375 (force_const_mem, get_pool_size, output_constant_pool): Update.
19376 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19377 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19378 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19379 * sparc/sparc.h (INIT_EXPANDERS): Update.
19380 * ia64/ia64.h (INIT_EXPANDERS): Update.
19382 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19384 * reload.c (push_secondary_reload): Add missing break to for loop.
19386 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19388 PR middle-end/PR28690
19389 * rtlanal.c: Update copyright years.
19390 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19391 as REG_POINTER and MEM_POINTER operands.
19392 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19393 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19394 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19395 * gcse.c: Update copyright years.
19396 (pre_delete): Call gen_reg_rtx_and_attrs.
19397 (hoist_code): Likewise.
19398 (build_store_vectors): Likewise.
19399 (delete_store): Likewise.
19400 * loop-invariant.c (move_invariant_reg): Likewise.
19401 Update copyright years.
19403 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19405 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19406 control string instead of quoted.
19408 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19410 * doc/rtl.texi: Rewrite of subreg section.
19412 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19415 * config/i386/i386.c (legitimize_pic_address): Add treating
19416 of dllimport SYM_REF's.
19417 (legitimize_dllimport_symbol): Add prototype.
19419 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19421 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19422 reference in constructor with non self-referential type.
19424 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19426 Removal of Return with Depressed Stack Pointer support
19427 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19428 (ECF_SP_DEPRESSED): Likewise.
19429 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19430 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19431 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19432 (expand_call): Do not test ECF_SP_DEPRESSED.
19433 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19434 * function.c (keep_stack_depressed): Delete.
19435 (handle_epilogue_set): Likewise.
19436 (update_epilogue_consts): Likewise.
19437 (emit_equiv_load): Likewise.
19438 (thread_prologue_and_epilogue_insns): Remove support for Return with
19439 Depressed Stack Pointer.
19440 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19442 2008-04-06 Richard Guenther <rguenther@suse.de>
19444 PR tree-optimization/35400
19445 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19446 information from SSA_NAMEs.
19448 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19450 * config/avr/avr.h (avr_mega_p): Remove declaration.
19451 (AVR_MEGA): Remove macro.
19452 * config/avr/avr.c (avr_mega_p): Remove variable.
19453 (avr_override_options): Remove inicializion of avr_mega_p.
19454 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19455 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19456 (avr_jump_mode): (Ditto.).
19457 (avr_output_progmem_section_asm_op): (Ditto.).
19458 (avr_asm_init_sections): (Ditto.).
19459 (avr_asm_init_sections): (Ditto.).
19460 (avr_rtx_costs): (Ditto.).
19461 * config/avr/avr.md: (Ditto.).
19462 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19465 2008-04-06 Richard Guenther <rguenther@suse.de>
19467 PR tree-optimization/35842
19468 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19469 is_gimple_invariant_address.
19471 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19473 * gcc.c (default_compilers): Sync Fortran extensions list with
19474 that in fortran/lang-specs.h.
19475 * doc/invoke.texi: Likewise.
19476 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19477 * dwarf2out.c (gen_compile_unit_die): Likewise.
19479 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19481 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19483 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19486 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19487 attribute is used for nested functions.
19489 2008-04-05 Jan Hubicka <jh@suse.cz>
19491 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19493 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19495 (dump_files): Update.
19496 (enable_rtl_dump_file): Do not accept letter argument.
19497 * tree-pass.h (dump_file_info): Remove letter argument.
19498 * toplev.c (decode_d_option): Update -da handling.
19499 * toplev.h (enable_rtl_dump_file): Update prototype.
19500 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19501 it out based on pass type.
19502 (register_dump_files_1): Likewise.
19503 (init_optimization_passes): Update register_one_dump_file calls.
19504 (execute_one_pass): Sanity check that IPA passes are called at IPA
19505 level and RTL passes at RTL level.
19506 (execute_pass_list): IPA pass can not be after or subpass of
19508 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19509 disallov RTL subpasses of IPA subpasses.
19511 2008-04-05 Ben Elliston <bje@au.ibm.com>
19513 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19514 builtins that return exactly once and do not throw. Cache call to
19517 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19519 PR rtl-optimization/34916
19520 PR middle-end/35519
19521 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19522 between instruction pairs.
19524 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19526 * doc/invoke.texi: Document -mbitops for SH.
19527 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19528 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19529 * config/sh/sh.c (print_operand): Add %t operand code.
19530 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19531 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19532 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19533 (extendqihi2): Likewise.
19534 (movqi_i): Likewise.
19535 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19536 (extv): Use bld instruction for SH2A if possible.
19538 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19539 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19540 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19541 (bset.b, bclr.b): Define peepholes.
19542 * config/sh/sh.opt (mbitops): New option.
19544 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19547 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19548 and view convert expression.
19550 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19553 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19555 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19557 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19559 * config/i386/cpuid.h (bit_AES): New.
19560 (bit_PCLMUL): Likewise.
19562 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19563 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19564 SSE2 if AES or PCLMUL is enabled.
19565 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19566 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19567 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19568 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19569 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19570 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19571 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19572 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19573 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19574 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19575 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19576 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19577 __builtin_ia32_aeskeygenassist128 and
19578 __builtin_ia32_pclmulqdq128.
19579 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19580 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19581 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19583 * config/i386/i386.h (TARGET_AES): New.
19584 (TARGET_PCLMUL): Likewise.
19585 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19587 * config/i386/i386.md (UNSPEC_AESENC): New.
19588 (UNSPEC_AESENCLAST): Likewise.
19589 (UNSPEC_AESDEC): Likewise.
19590 (UNSPEC_AESDECLAST): Likewise.
19591 (UNSPEC_AESIMC): Likewise.
19592 (UNSPEC_AESKEYGENASSIST): Likewise.
19593 (UNSPEC_PCLMUL): Likewise.
19595 * config/i386/i386.opt (maes): New.
19596 (mpclmul): Likewise.
19598 * config/i386/sse.md (aesenc): New pattern.
19599 (aesenclast): Likewise.
19600 (aesdec): Likewise.
19601 (aesdeclast): Likewise.
19602 (aesimc): Likewise.
19603 (aeskeygenassist): Likewise.
19604 (pclmulqdq): Likewise.
19606 * config/i386/wmmintrin.h: New.
19608 * doc/extend.texi: Document AES and PCLMUL built-in function.
19610 * doc/invoke.texi: Document -maes and -mpclmul.
19612 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19614 * function.c (free_after_parsing): Replace with
19615 cxx_push_function_context from C++ front-end.
19616 (allocate_struct_function): Don't call langhook.
19617 * langhooks.h (struct lang_hooks_for_functions): Delete.
19618 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19620 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19621 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19622 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19623 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19624 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19625 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19626 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19628 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19629 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19631 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19634 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19637 2008-04-04 Richard Guenther <rguenther@suse.de>
19639 PR middle-end/35823
19640 * fold-const.c (optimize_minmax_comparison): Use the correct
19641 type for the constant in the simplified comparison.
19643 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19645 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19646 Pass L2 size as "--param l2-cache-size" to the compiler.
19647 (decode_l2_cache): New function to decode L2 cache parameters using
19648 0x8000006 extended cpuid function.
19649 (detect_caches_amd): Determine parameters of L2 cache using
19650 decode_l2_caches function.
19651 (decode_caches_intel): Decode L2 cache parameters.
19652 (detect_caches_intel): Determine L2 cache parameters using
19653 decode_caches_intel and decode_l2_caches functions.
19655 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19657 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19658 secondary input reload for subword loads from the constant pool.
19660 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19663 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19664 constants of the appropriate size for runtime calculations.
19667 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19668 decimal-float literal constant zero.
19670 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19673 * c-parser.c (c_parser_omp_atomic): Call
19674 default_function_array_conversion on the RHS.
19676 PR middle-end/35818
19677 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19678 call is_variable_sized if decl has incomplete type.
19680 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19682 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19684 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19686 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19688 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19689 (sgt<u>): Merge sgt and sgtu into new expander.
19690 (sgt, sgtu): Remove expanders.
19691 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19692 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19693 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19694 *sgtu_<mode>_mips16 into new pattern.
19695 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19696 (sge<u>): Merge sge and sgeu into new expander.
19697 (sge, sgeu): Remove expanders.
19698 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19700 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19701 (slt<u>): Merge slt and sltu into new expander.
19702 (slt, sltu): Remove expanders.
19703 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19704 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19705 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19706 *sltu_<mode>_mips16 into new pattern.
19707 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19708 (sle<u>): Merge sle and sleu into new expander.
19709 (sle, sleu): Remove expanders.
19710 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19711 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19712 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19713 *sleu_<mode>_mips16 into new pattern.
19714 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19716 2008-04-03 Jan Hubicka <jh@suse.cz>
19718 PR tree-optimization/35795
19719 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19720 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19721 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19722 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19723 * score/score3.c (score3_output_mi_thunk): Likewise.
19724 * score/score7.c (score7_output_mi_thunk): Likewise.
19725 * mips/mips.c (mips_output_mi_thunk): Likewise.
19727 2008-04-03 Richard Guenther <rguenther@suse.de>
19729 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19730 conversions. Simplify code.
19732 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19734 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19736 2008-04-03 Tom Tromey <tromey@redhat.com>
19737 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19739 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19740 * config/bfin/t-bfin-linux (generated_files): Add
19741 linux-sysroot-suffix.h.
19742 * doc/install.texi (Prerequisites): Require make 3.80.
19743 * doc/sourcebuild.texi (Front End Directory): Document new
19745 * Makefile.in (generated_files): New variable.
19746 (ALL_HOST_OBJS): New variable.
19747 ($(ALL_HOST_OBJS)): New target.
19749 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19751 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19752 (remap_block): Call id->transform_lang_insert_block instead
19754 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19755 Set id.transform_lang_insert_block to NULL.
19756 (clone_body): Move to cp/optimize.c
19757 * tree-inline.h (struct copy_body_data): Change
19758 transform_lang_insert_block to function pointer.
19759 (copy_generic_body, copy_decl_no_change): Export.
19760 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19761 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19762 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19764 * c-tree.h (insert_block): Kill.
19765 * c-decl.c (insert_block): Kill.
19767 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19769 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19770 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19771 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19773 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19774 argument, call {push,pop}_function_context from here.
19775 * c-parser.c: Use c_{push,pop}_function_context.
19777 * function.c (push_function_context_to): Move meat ...
19778 (push_function_context): ... here. Simplify.
19779 * function.c (pop_function_context_from): Move meat ...
19780 (pop_function_context): ... here. Simplify.
19781 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19783 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19784 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19785 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19786 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19788 2008-04-03 Ben Elliston <bje@au.ibm.com>
19790 * expmed.c (extract_force_align_mem_bit_field): Remove.
19792 2008-04-03 Richard Guenther <rguenther@suse.de>
19794 PR middle-end/35800
19795 * expr.h (try_casesi): Adjust prototype.
19796 * expr.c (try_casesi): Take fallback label as extra parameter.
19797 Use that for gen_casesi if default_label is NULL.
19798 * stmt.c (expand_case): Pass fallback label to try_casesi,
19799 make sure to fill gaps with a fallback label if default_label
19802 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19805 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19807 2008-04-03 Ben Elliston <bje@au.ibm.com>
19809 * expmed.c (extract_split_bit_field): Remove if (0) code.
19810 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19811 (do_ds_constraint): Likewise.
19813 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19815 * doc/cppopts.texi (-dU): Document.
19816 * c-common.h (flag_dump_macros): Update comment.
19817 * c-opts.c (handle_OPT_d): Handle -dU.
19818 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19819 dump_queued_macros, cb_used_define, cb_used_undef): New.
19820 (init_pp_output): Handle -dU.
19821 (cb_line_change): Call dump_queued_macros.
19822 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19824 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19826 * config/avr/predicates.md (io_address_operand): New predicate.
19827 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19828 * config/avr/avr.c (avr_io_address_p): Remove function.
19829 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19830 'avr_io_address_p' function.
19831 (out_movhi_r_mr): (Ditto.).
19832 (out_movqi_mr_r): (Ditto.).
19833 (out_movhi_mr_r): (Ditto.).
19834 (avr_address_cost): (Ditto.).
19836 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19838 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19839 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19840 in 32bit mode when XMM registers are available to avoid store
19842 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19843 corresponding post-reload splitters.
19845 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19847 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19848 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19849 __builtin_ia32_roundss.
19850 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19851 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19852 __builtin_ia32_roundss.
19853 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19854 IX86_BUILTIN_SHUFPD here.
19856 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19858 * config/i386/i386.md (plogic): New.
19859 (plogicprefix): Likewise.
19861 * config/i386/mmx.md (mmx_<code><mode>3): New.
19862 (mmx_and<mode>3): Removed.
19863 (mmx_ior<mode>3): Likewise.
19864 (mmx_xor<mode>3): Likewise.
19866 * config/i386/sse.md (<code><mode>3): New.
19867 (*<code><mode>3): Likewise.
19868 (*<code><mode>3): Likewise.
19869 (<code><mode>3): Likewise.
19870 (*sse_<code><mode>3): Likewise.
19871 (*sse2_<code><mode>3): Likewise.
19872 (<code>tf3): Likewise.
19873 (*<code>tf3): Likewise.
19874 (and<mode>3): Likewise.
19875 (*and<mode>3): Likewise.
19876 (ior<mode>3): Removed.
19877 (*ior<mode>3): Likewise.
19878 (xor<mode>3): Likewise.
19879 (*xor<mode>3): Likewise.
19880 (*and<mode>3): Likewise.
19881 (*ior<mode>3): Likewise.
19882 (*xor<mode>3): Likewise.
19883 (and<mode>3): Likewise.
19884 (*sse_and<mode>3): Likewise.
19885 (*sse2_and<mode>3): Likewise.
19886 (andtf3): Likewise.
19887 (*andtf3): Likewise.
19888 (ior<mode>3): Likewise.
19889 (*sse_ior<mode>3): Likewise.
19890 (*sse2_ior<mode>3): Likewise.
19891 (iortf3): Likewise.
19892 (*iortf3): Likewise.
19893 (xor<mode>3): Likewise.
19894 (*sse_xor<mode>3): Likewise.
19895 (*sse2_xor<mode>3): Likewise.
19896 (xortf3): Likewise.
19897 (*xortf3): Likewise.
19899 2008-04-02 Richard Guenther <rguenther@suse.de>
19901 PR tree-optimization/14495
19902 PR tree-optimization/34793
19903 * tree-vrp.c (struct switch_update): New structure.
19904 (to_remove_edges, to_update_switch_stmts): New VECs.
19905 (simplify_switch_using_ranges): New function. Remove not taken
19906 case labels and edges.
19907 (simplify_stmt_using_ranges): Call it.
19908 (identify_jump_threads): Mark edges we have queued for removal
19909 so we don't thread them.
19910 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19912 * tree-cfg.c (group_case_labels): Deal with missing default label.
19913 (tree_verify_flow_info): Allow missing default label.
19914 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19915 (emit_case_nodes): Likewise.
19916 (expand_case): Do not rely on the default label to be present.
19917 * expr.c (try_casesi): Deal with NULL default_label.
19918 (do_tablejump): Likewise.
19920 2008-04-02 Richard Guenther <rguenther@suse.de>
19922 PR tree-optimization/14495
19923 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19924 SWITCH_EXPR here ...
19925 (vrp_visit_switch_stmt): ... but here (new function).
19926 (find_case_label_index): New helper function.
19927 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19929 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19931 * fwprop.c: Fix ISO-C99ism.
19933 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19936 * Makefile.in (objdir): Set it here.
19937 * configure.ac: Not here. Find dynamic linker characteristics.
19938 * exec-tool.in: Use them.
19939 * aclocal.m4: Regenerate.
19940 * configure: Regenerate.
19942 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19944 * expr.c (expand_var): Delete it.
19945 * expr.h (expand_var): Delete prototype.
19946 * function.c (expand_function_start): Use expand_decl instead.
19947 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19950 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19952 PR rtl-optimization/35542
19953 * fwprop.c (forward_propagate_and_simplify): Replace
19954 loc_reg_mentioned_in_p with reg_mentioned_p.
19956 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19958 PR rtl-optimization/35281
19959 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19960 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19961 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19962 (varying_mem_p): Move above propagate_rtx.
19963 (all_uses_available_at): Do not check MEMs.
19965 2008-04-02 Rafael EspÃndola <espindola@google.com>
19967 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19968 (register_edge_assert_for_2): Split the cond argument.
19969 (register_edge_assert_for_1): Adjust for the change in
19970 register_edge_assert_for_2.
19971 (register_edge_assert_for): Split the cond argument.
19972 (find_switch_asserts): Adjust for the change in
19973 register_edge_assert_for.
19975 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19977 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19978 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19979 offsets for 64-bit mingw.
19980 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19981 abi for x86_64-pc-mingw.
19983 2008-04-02 Richard Guenther <rguenther@suse.de>
19985 * tree-vrp.c (extract_range_from_assert): Make sure to not
19986 produce range min/max with TREE_OVERFOW set.
19987 If merging a anti-range and a range keep the anti-range if
19988 the range covers all values of the type.
19989 (register_edge_assert_for_2): Only allow sign-changing
19990 conversions in detecting canonical range checks. Also
19991 register an assert for the unsigned name if useful.
19993 PR tree-optimization/35787
19994 * tree-vrp.c (vrp_val_max): New function.
19995 (vrp_val_min): Likewise.
19996 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19997 (vrp_val_is_min): Likewise.
19998 (supports_overflow_infinity): Use vrp_val_{min,max}.
19999 (negative_overflow_infinity): Likewise.
20000 (positive_overflow_infinity): Likewise.
20001 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20002 (is_positive_overflow_infinity): Likewise.
20003 (is_overflow_infinity): Likewise.
20004 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20005 vrp_val_is_{min,max}.
20006 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20007 to ranges if possible. Avoid empty ranges.
20009 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20011 PR middle-end/35705
20012 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20013 the expression is a function address.
20015 2008-04-01 George Helffrich <george@gcc.gnu.org>
20017 PR fortran/35154, fortran/23057
20018 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20019 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20020 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20021 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20023 (dbxout_syms): Check for COMMON-based symbol and wrap in
20024 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20025 in bracket for efficiency.
20027 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20028 using DW_TAG_common_block + member offset.
20029 (add_pubname_string): New function.
20030 (dw_expand_expr): New function to find block name and offset for
20032 (common_check): New function to check whether symbol in Fortran COMMON.
20033 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20035 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20038 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20040 2008-04-02 Ben Elliston <bje@au.ibm.com>
20042 * config/v850/v850.md (casesi): Remove if (0) code.
20043 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20044 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20046 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20048 * config/i386/i386.md (rex64suffix): New mode attribute.
20049 (floathi<mode>2): Disable expander for SSE math.
20050 (*floathi<mode>2_1): New insn insn_and_split pattern.
20051 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20052 corresponding post-reload splitters.
20053 (*floathi<mode>2_i387): New macroized insn pattern.
20054 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20055 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20056 insn_and_split pattern.
20057 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20058 New macroized instruction patterns and corresponding post-reload
20060 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20061 and corresponding post-reload splitters.
20062 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20063 New macroized instruction patterns.
20064 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20065 macroized instruction patterns and corresponding post-reload splitters.
20066 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20067 corresponding post-reload splitters.
20068 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20069 New macroized instruction patterns.
20070 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20071 corresponding post-reload splitters.
20072 (*floatsi<mode>2_i387): New macroized instruction patterns.
20074 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20076 * config/i386/i386.md (smaxmin): New.
20077 (umaxmin): Likewise.
20078 (maxminiprefix): Likewise.
20079 (maxminfprefix): Likewise.
20080 (<code><mode>3): Likewise.
20081 (smin<mode>3): Removed.
20082 (smax<mode>3): Likewise.
20084 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20085 (mmx_<code>v4hi3): Likewise.
20086 (mmx_<code>v8qi3): Likewise.
20087 (mmx_smaxv2sf3): Removed.
20088 (mmx_sminv2sf3): Likewise.
20089 (mmx_umaxv8qi3): Likewise.
20090 (mmx_smaxv4hi3): Likewise.
20091 (mmx_uminv8qi3): Likewise.
20092 (mmx_sminv4hi3): Likewise.
20094 * config/i386/sse.md (<addsub><mode>3): New.
20095 (*<addsub><mode>3): Likewise.
20096 (<sse>_vm<addsub><mode>3): Likewise.
20097 (<maxmin><mode>3): Likewise.
20098 (*<maxmin><mode>3_finite): Likewise.
20099 (*<maxmin><mode>3): Likewise.
20100 (<sse>_vm<maxmin><mode>3): Likewise.
20101 (sse3_h<addsub>v4sf3): Likewise.
20102 (sse3_h<addsub>v2df3): Likewise.
20103 (<maxmin>v16qi3): Likewise.
20104 (*<maxmin>v16qi3): Likewise.
20105 (<maxmin>v8hi3): Likewise.
20106 (*<maxmin>v8hi3): Likewise.
20107 (*sse4_1_<maxmin><mode>3): Likewise.
20108 (*sse4_1_<maxmin><mode>3): Likewise.
20109 (add<mode>3): Removed.
20110 (*add<mode>3): Likewise.
20111 (<sse>_vmadd<mode>3): Likewise.
20112 (sub<mode>3): Likewise.
20113 (*sub<mode>3): Likewise.
20114 (<sse>_vmsub<mode>3): Likewise.
20115 (smin<mode>3): Likewise.
20116 (*smin<mode>3_finite): Likewise.
20117 (*smin<mode>3): Likewise.
20118 (<sse>_vmsmin<mode>3): Likewise.
20119 (smax<mode>3): Likewise.
20120 (*smax<mode>3_finite): Likewise.
20121 (*smax<mode>3): Likewise.
20122 (<sse>_vmsmax<mode>3): Likewise.
20123 (sse3_haddv4sf3): Likewise.
20124 (sse3_haddv2df3): Likewise.
20125 (sse3_hsubv4sf3): Likewise.
20126 (sse3_hsubv2df3): Likewise.
20127 (umaxv16qi3): Likewise.
20128 (*umaxv16qi3): Likewise.
20129 (smaxv8hi3): Likewise.
20130 (*smaxv8hi3): Likewise.
20131 (*sse4_1_smax<mode>3): Likewise.
20132 (*sse4_1_umax<mode>3): Likewise.
20133 (uminv16qi3): Likewise.
20134 (*uminv16qi3): Likewise.
20135 (sminv8hi3): Likewise.
20136 (*sminv8hi3): Likewise.
20137 (*sse4_1_smin<mode>3): Likewise.
20138 (*sse4_1_umin<mode>3): Likewise.
20140 2008-04-01 Rafael EspÃndola <espindola@google.com>
20142 * tree-cfg.c (verify_expr): remove in_phi.
20143 (verify_stmt): Don't call walk_tree with verify_expr. Use
20144 is_gimple_min_invariant instead of is_gimple_val.
20146 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20148 * doc/include/gpl_v3.texi: Update for manpage generation.
20149 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20151 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20152 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20153 gpl_v3.texi instead of gpl.texi.
20156 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20159 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20161 2008-04-01 Rafael EspÃndola <espindola@google.com>
20163 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20164 (extract_code_and_val_from_cond): Use
20165 extract_code_and_val_from_cond_with_ops.
20167 2008-04-01 Jan Hubicka <jh@suse.cz>
20169 * function.c (free_after_compilation): Free epilogue_delay_list.
20170 (prepare_function_start): Assert that previous compilation was freed.
20172 2008-04-01 Jan Hubicka <jh@suse.cz>
20173 Jim Wilson <wilson@tuliptree.org>
20174 Andreas Tobler <andreast@gcc.gnu.org>
20176 PR middle-end/35781
20177 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20178 rtl.emit instead cfun->emit.
20179 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20180 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20182 2008-04-01 Ben Elliston <bje@au.ibm.com>
20184 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20186 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20188 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20190 (fprofile-use): Add var flag_profile_use
20191 * coverage.c (coverage_begin_output): Do not open a gcno file for
20192 output only if -ftest-coverage is set.
20193 Do not add getpwd() to gcda file path.
20194 (build_gcov_info): Check the new flag
20195 flag_profile_datafile_relative_path.
20196 (coverage_init): Use profile_data_prefix.
20197 Read profile counter only if flag_profile_use is set.
20198 * opts.c (common_handle_option): New option fprofile-use=,
20199 fprofile-dir=, fprofile-generate=.
20200 * toplev.c (profile_data_prefix): New variable definition.
20201 * toplev.h (profile_data_prefix): New declaration.
20202 * doc/invoke.tex (Option Summary, Optimization Options):
20205 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20207 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20208 use tmp consistently.
20211 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20212 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20213 UNSPEC_FR_RECIP_APPROX_RES.
20214 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20216 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20219 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20221 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20223 PR middle-end/30186
20224 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20225 element of the vector via a pointer.
20227 2008-03-31 Ian Lance Taylor <iant@google.com>
20229 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20231 2008-03-31 Jan Hubicka <jh@suse.cz>
20233 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20234 get_arg_pointer_save_area.
20235 * expr.c (init_expr): Just clear out rtl.expr.
20236 * function.c (free_after_compilation): Clear out whole RTL structure.
20237 (get_func_frame_size): Merge into ...
20238 (get_frame_size): ... this one.
20239 (assign_stack_local_1): Merge into ...
20240 (assign_stack_local): ... this one.
20241 (expand_function_end): Update call of get_arg_pointer_save_area.
20242 (get_art_pointer_save_area): Remove cfun argument.
20243 * function.h (emit_status): regno_pointer_align does not need length
20244 attribute. Move x_regno_reg_rtx to ...
20245 (regno_reg_rtx): ... new global array.
20246 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20247 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20248 apply_args_value, forced_labels, stack_pointer_delta):
20250 (struct varasm_status): Move here from varasm.c
20251 (struct rtl_data): New. Move here some fields from struct function.
20252 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20253 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20254 used_temp_slots avail_temp_slots, temp_slot_level,
20255 nonlocal_goto_handler_labels): Update accesstors.
20256 (rtl): New global variable.
20257 (struct function): Move some fileds to rtl_data.
20258 (get_arg_pointer_save_area): Update prototype.
20259 * emit-rtl.c (rtl): Declare.
20260 (regno_reg_rtx): Declare.
20261 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20263 (gen_reg_rtx): Update.
20264 (init_virtual_regs): Do not tate emit_status argument.
20265 (init_emit): Do not allocate emit.
20266 * varasm.c (varasm_statuc): Move to function.h.
20267 (n_deferred_constatns): Update accestor.
20268 (init_varasm_status): Do not allocate varasm_status.
20269 (force_const_mem, get_pool_size, output_constant_pool): Update.
20270 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20271 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20273 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20275 PR rtl-optimization/35729
20276 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20279 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20282 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20283 load/store if memory is unaligned.
20284 (*movti_rex64): Likewise.
20286 * config/i386/predicates.md (misaligned_operand): New.
20288 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20291 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20294 2008-03-31 Jan Beulich <jbeulich@novell.com>
20296 * config/ia64/constraints.md: Add 'j' constraint.
20297 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20298 (movdi_internal): Likewise.
20300 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20303 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20305 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20308 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20309 proper error message for the third argument on blendpd and
20312 * config/i386/sse.md (blendbits): New.
20313 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20315 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20317 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20319 2008-03-30 Richard Guenther <rguenther@suse.de>
20321 PR middle-end/31023
20322 * fold-const.c (fold_sign_changed_comparison): Do leave
20323 conversions to base-types alone.
20325 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20327 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20328 the link register if one altivec register is be saved.
20330 2008-03-30 Ben Elliston <bje@au.ibm.com>
20332 * final.c (final_scan_insn): Remove if (0) code.
20334 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20336 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20338 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20340 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20341 of V4SFmode to ix86_binary_operator_ok.
20343 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20345 * config/i386/i386.c (override_options): Initialize
20346 ix86_veclib_handler to ix86_veclibabi_svml when
20347 -mveclibabi=svml is used.
20348 (ix86_veclibabi_svml): New function for SVML ABI style
20349 vectorization support.
20350 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20352 2008-03-28 Rafael EspÃndola <espindola@google.com>
20354 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20355 (tree_binary_nonnegative_warnv_p): Make it public.
20356 (tree_single_nonnegative_warnv_p): Make it public.
20357 (tree_invalid_nonnegative_warnv_p): Make it public.
20358 (tree_unary_nonzero_warnv_p): Make it public.
20359 (tree_binary_nonzero_warnv_p): Make it public
20360 (tree_single_nonzero_warnv_p): Make it public.
20361 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20362 (extract_range_from_binary_expr): Split the expr argument.
20363 (extract_range_from_unary_expr): Split the expr argument.
20364 (extract_range_from_comparison): Split the expr argument.
20365 (extract_range_from_expr): Use the new aux functions.
20366 (vrp_evaluate_conditional_warnv): Use
20367 vrp_evaluate_conditional_warnv_with_ops.
20368 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20369 (tree_binary_nonzero_warnv_p): Declare.
20370 (tree_single_nonzero_warnv_p): Declare.
20371 (tree_expr_nonzero_warnv_p): Declare.
20372 (tree_unary_nonnegative_warnv_p): Declare.
20373 (tree_binary_nonnegative_warnv_p): Declare.
20374 (tree_single_nonnegative_warnv_p): Declare.
20375 (tree_invalid_nonnegative_warnv_p): Declare.
20377 2008-03-28 Richard Guenther <rguenther@suse.de>
20379 PR tree-optimization/30317
20380 PR tree-optimization/30911
20381 PR tree-optimization/34793
20382 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20383 (struct assert_locus_d): New member EXPR.
20384 (register_new_assert_for): Add EXPR parameter to support
20385 ASSERT_EXPR <name, expr OP limit>.
20386 (register_edge_assert_for_1): Adjust callers.
20387 (find_assert_locations): Likewise.
20388 (process_assert_insertions_for): Build condition from expression.
20389 (extract_range_from_assert): Handle ASSERT_EXPRs
20390 of the form ASSERT_EXPR <name, expr OP limit>.
20391 (register_edge_assert_for_2): New helper registering
20392 asserts for comparisons. Recognize range tests of the form
20393 (unsigned)i - CST1 OP CST2.
20394 (register_edge_assert_for_1): Use it.
20395 (register_edge_assert_for): Likewise.
20396 (needs_overflow_infinity): Integer sub-types
20397 do not need overflow infinities.
20398 (vrp_val_is_max): The extreme values of integer sub-types
20399 are those of the base type.
20400 (vrp_val_is_min): Likewise.
20401 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20404 2008-03-28 Nick Clifton <nickc@redhat.com>
20407 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20408 Return GENERAL_REGS for stack adjustment reloads.
20410 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20413 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20414 const_vector when all the vectors are constant.
20416 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20418 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20420 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20421 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20423 (s<code>_sf): Use new scc_sf attribute for opcode names.
20425 2008-03-27 Tom Tromey <tromey@redhat.com>
20427 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20428 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20429 config/spu/t-spu-elf, config/i386/t-interix,
20430 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20431 config/i386/x-darwin, config/i386/x-mingw32,
20432 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20433 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20434 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20435 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20436 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20437 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20438 config/score/t-score-elf, config/arm/t-strongarm-pe,
20439 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20440 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20441 Revert automatic dependency patch.
20443 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20446 * config/i386/i386.c (ix86_function_arg_boundary): Align
20447 decimal floating point to its natural boundary.
20449 2008-03-27 Richard Guenther <rguenther@suse.de>
20451 PR middle-end/35716
20452 * fold-const.c (fold_comparison): Restrict distinct decl
20453 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20454 solely rely on operand_equal_p.
20456 2008-03-27 Richard Guenther <rguenther@suse.de>
20459 * c-common.c (handle_weak_attribute): Reject combination of
20462 2008-03-27 Richard Guenther <rguenther@suse.de>
20464 PR tree-optimization/32810
20465 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20466 conversions from DECL_INITIAL.
20467 (fold_const_aggregate_ref): Likewise from constructor elements.
20469 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20471 * tree-affine.h (aff_combination_expand): Declare.
20472 (get_inner_reference_aff): Likewise.
20473 * tree-affine.c (aff_combination_expand): Split out from
20474 tree_to_aff_combination_expand.
20475 (get_inner_reference_aff): New function.
20476 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20477 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20478 (struct lim_aux_data): sm_done field removed.
20479 (mem_ref_loc_p, mem_ref_locs_p): New types.
20480 (struct mem_ref): Added id, stored, accesses_in_loop,
20481 indep_loop, dep_loop, indep_ref, dep_ref fields.
20482 Removed is_stored, locs and next fields.
20483 (memory_accesses): New variable.
20484 (movement_possibility): Do not allow moving statements
20485 that store to memory.
20486 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20488 (determine_max_movement): For statements with memory references,
20489 find the outermost loop in that the reference is independent.
20490 (move_computations_stmt): Mark the virtual operands for renaming.
20491 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20492 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20493 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20494 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20495 create_vop_ref_mapping, analyze_memory_references,
20496 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20497 get_all_locs_in_loop, ref_always_accessed_p,
20498 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20499 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20500 store_motion_loop, store_motion): New functions.
20501 (struct vop_to_refs_elt): New type.
20502 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20503 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20504 (schedule_sm): Replaced by...
20505 (execute_sm): ... this.
20506 (determine_lsm_ref, hoist_memory_references,
20507 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20508 find_more_ref_vops, free_mem_ref, free_mem_refs,
20509 determine_lsm_loop, determine_lsm): Removed.
20510 (tree_ssa_lim_finalize): Free data structures used by store motion.
20511 (tree_ssa_lim): Call analyze_memory_references. Use
20512 store_motion instead of determine_lsm.
20514 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20516 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20517 rename tmake_file to m68hc11/t-m68hc11.
20518 (mcore): Set inhibit_libc to true.
20519 * config.host (alpha*-dec-*vms*): Set extra_programs.
20520 (interix3*): Don't use host_xmake_file.
20521 * configure.ac: Let config.gcc override inhibit_libc.
20522 * configure: Regenerate.
20524 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20525 * config/t-openbsd-thread: Remove commented out lines.
20527 * config/x-interix: Remove.
20529 * config/m68hc11/t-m68hc11-gas: Rename to...
20530 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20532 * config/mcore/t-mcore: Remove T_CFLAGS.
20533 * config/mcore/t-mcore-pe: Likewise.
20535 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20537 * configure.ac: Replace custom __GNU_SOURCE test with
20538 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20539 * aclocal.m4: Regenerate.
20540 * configure: Regenerate.
20541 * config.in: Regenerate.
20543 2008-03-27 Richard Guenther <rguenther@suse.de>
20545 * fold-const.c (target.h): Include.
20546 (fold_comparison): Fold comparison of addresses of decls
20547 that bind locally or of constants. Consolidate address folding code.
20548 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20549 results from fold_binary_to_constant.
20550 (compare_values_warnv): Likewise.
20552 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20554 PR middle-end/35429
20555 * fold-const.c (fold_truthop): Check for integeral types when folding
20556 a == 0 && b == 0 and a != 0 || b != 0 .
20558 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20560 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20562 2008-03-26 Andreas Schwab <schwab@suse.de>
20564 * doc/invoke.texi: Fix use of @item vs. @itemx.
20566 2008-03-26 Tom Tromey <tromey@redhat.com>
20568 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20569 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20570 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20571 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20572 build/genconstants.o, build/genemit.o, build/genextract.o,
20573 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20574 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20577 2008-03-26 Richard Guenther <rguenther@suse.de>
20580 2008-03-26 Richard Guenther <rguenther@suse.de>
20582 * fold-const.c (target.h): Include.
20583 (fold_comparison): Fold comparison of addresses of two decls
20584 that bind locally. Consolidate address folding code.
20586 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20588 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20589 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20590 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20591 dconstsqrt2, dconstthird, dconste and/or dconst10.
20592 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20593 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20594 dconstsqrt2, dconste): Delete.
20595 (init_emit_once): Likewise. Simplify initializing dconstm1.
20597 * real.c (get_real_const): New.
20598 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20599 dconstsqrt2, dconste): Delete.
20600 (real_value_const, get_real_const): New.
20602 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20604 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20606 * config/i386/i386.c (ix86_function_arg_boundary): Check
20607 BIGGEST_ALIGNMENT instead of 128.
20608 (setup_incoming_varargs_64): Likewise.
20610 2008-03-26 Tom Tromey <tromey@redhat.com>
20612 * Makefile.in (DEPFILES): Add missing '/'.
20614 2008-03-26 Richard Guenther <rguenther@suse.de>
20616 * fold-const.c (target.h): Include.
20617 (fold_comparison): Fold comparison of addresses of two decls
20618 that bind locally. Consolidate address folding code.
20620 2008-03-26 Nick Clifton <nickc@redhat.com>
20623 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20624 not allow INT+INT as a legitimate addressing mode.
20626 2008-03-26 Richard Guenther <rguenther@suse.de>
20628 * tree-flow.h (widen_bitfield): Remove declaration.
20629 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20630 (widen_bitfield): Remove function.
20631 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20634 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20637 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20640 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20642 PR rtl-optimization/35232
20643 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20644 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20645 reg_reloaded_call_part_clobbered here.
20646 (reload_regs_reach_end_p): New function.
20647 (reload_reg_rtx_for_input): New variable.
20648 (reload_reg_rtx_for_output): Likewise.
20649 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20650 when reassigning a pseudo register. Load reloadreg from
20651 reload_reg_rtx_for_input, moving the mode and register
20653 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20654 instead of the original when deciding whether an input reload
20655 would be a no-op or whether an output reload can be deleted.
20656 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20657 when setting up new_spill_reg_store. Load it from
20658 reload_reg_rtx_for_output, moving the mode and register
20660 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20661 instead of the original when deciding whether an output reload
20662 would be a no-op. Do the same when modifying insn notes.
20663 Use rtx_equal_p instead of == to compare the registers.
20664 (inherit_piecemeal_p): Take a mode and two register numbers
20666 (emit_reload_insns): Clear new_spill_reg_store for every hard
20667 register in the reload register. Remove spill registers
20668 from reg_reloaded_valid before considering whether to record
20669 inheritance information for them. Use reload_reg_rtx_for_output
20670 instead of reg_rtx when recording output reloads. Use
20671 reload_reg_rtx_for_input instead of reg_rtx when recording
20672 input reloads. Set or clear reg_reloaded_call_part_clobbered
20673 at the same time as setting reg_reloaded_valid.
20674 (delete_output_reload): Add a new_reload_reg parameter and use it
20675 instead of rld[j].reg_rtx.
20676 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20679 2008-03-25 Tom Tromey <tromey@redhat.com>
20681 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20682 (build/genattr.o): Likewise.
20683 (build/genattrtab.o): Likewise.
20684 (build/gencodes.o): Likewise.
20685 (build/genconfig.o): Likewise.
20686 (build/genconstants.o): Likewise.
20687 (build/genemit.o): Likewise.
20688 (build/genextract.o): Likewise.
20689 (build/genflags.o): Likewise.
20691 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20693 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20694 instead of size_int for integer types.
20695 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20696 to match type of MINUS_EXPR.
20698 2008-03-25 Tom Tromey <tromey@redhat.com>
20700 * configure: Rebuilt.
20701 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20704 2008-03-25 Tom Tromey <tromey@redhat.com>
20706 * config/x-solaris (host-solaris.o): Update.
20707 * config/x-linux (host-linux.o): Update.
20708 * config/x-hpux (host-hpux.o): Update.
20709 * config/x-darwin (host-darwin.o): Update.
20710 * config/v850/t-v850e (v850-c.o): Update.
20711 * config/v850/t-v850 (v850-c.o): Update.
20712 * config/t-vxworks (vxworks.o): Update.
20713 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20714 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20715 * config/spu/t-spu-elf (spu-c.o): Update.
20717 * config/sh/t-symbian (sh-c.o): Update.
20718 (symbian.o): Update.
20719 * config/sh/t-sh (sh-c.o): Update.
20720 * config/score/t-score-elf (score7.o, score3.o): Update.
20721 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20722 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20723 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20724 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20725 (rs6000.o): Remove.
20726 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20727 * config/m32c/t-m32c (m32c-pragma.o): Update.
20728 * config/ia64/t-ia64 (ia64-c.o): Update.
20729 * config/i386/x-mingw32 (host-mingw32.o): Update.
20730 * config/i386/x-i386 (driver-i386.o): Update.
20731 * config/i386/x-darwin (host-i386-darwin.o): Update.
20732 * config/i386/x-cygwin (host-cygwin.o): Update.
20733 * config/i386/t-nwld (nwld.o): Update.
20734 * config/i386/t-netware (netware.o): Update.
20735 * config/i386/t-interix (winnt.o): Update.
20736 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20737 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20738 msformat-c.o): Update.
20739 * config/bfin/t-bfin-linux (generated_files): Add
20740 linux-sysroot-suffix.h.
20741 * config/arm/t-wince-pe (pe.o): Update.
20742 * config/arm/t-strongarm-pe (pe.o): Update.
20743 * config/arm/t-pe (pe.o): Update.
20744 * config/arm/t-arm (arm-c.o): Update.
20745 * doc/install.texi (Prerequisites): Require make 3.80.
20746 * Makefile.in: Remove .o targets.
20747 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20748 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20749 (simple_generated_h, simple_generated_c): Move earlier.
20750 (generated_files): New variable.
20751 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20752 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20753 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20754 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20755 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20756 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20757 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20758 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20759 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20760 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20761 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20762 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20764 (COMPILE.base, COMPILE): New variables.
20765 (%.o): New pattern rule.
20766 (ALL_HOST_OBJS): New variable.
20767 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20768 (dummy-checksum.o, cc1-checksum.o): Remove.
20769 (DRIVER_SHLIB): New variable.
20770 (DRIVER_DEFINES): Use it.
20771 (gencondmd.c): Move out of build/.
20772 (s-conditions): Update.
20773 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20774 (ALL_BUILD_OBJS): Likewise.
20775 (build/%.o): Use BUILDCOMPILE.
20776 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20777 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20778 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20779 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20780 build/genconfig.o, build/genconstants.o, build/genemit.o,
20781 build/genextract.o, build/genflags.o, build/genmddeps.o,
20782 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20783 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20784 build/gen-protos.o, build/scan.o, build/fix-header.o,
20785 build/scan-decls.o): Simplify.
20786 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20787 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20788 prefix.o, toplev.o): Reduce to variable setting.
20789 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20790 ($(out_object_file), gcc-options.o): New targets.
20791 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20792 * configure: Rebuilt.
20793 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20794 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20796 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20798 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20799 complain when we hit an error, return ERROR_MARK_NODE.
20801 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20803 * config/sh/constraints.md (Pso, Psz): New constraints.
20804 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20805 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20807 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20809 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20810 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20812 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20814 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20815 (prefetch_sh2a): New.
20817 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20818 Naveen.H.S <naveen.hs@kpitcummins.com>
20820 * config/sh/constraints.md (I28): New constraint.
20821 * config/sh/sh.c (broken_move): Add support for movi20s.
20822 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20824 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20825 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20826 Naveen.H.S <naveen.hs@kpitcummins.com>
20828 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20829 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20830 (print_operand): Handle resbank in %@ operand code.
20831 (sh_encode_section_info): New.
20832 (push_regs): Add conditions for resbank.
20833 (sh_expand_epilogue): Likewise.
20834 (sh_insert_attributes): Likewise.
20835 (sh_attribute_table): Likewise.
20836 (sh_handle_resbank_handler_attribute): New.
20837 (sh2a_handle_function_vector_handler_attribute): New.
20838 (sh2a_is_function_vector_call): New.
20839 (sh2a_get_function_vector_number): New.
20840 (sh2a_function_vector_p): New.
20841 (sh_cfun_resbank_handler_p): New.
20842 * config/sh/sh.md (calli): Emit jsr/n if possible.
20843 (calli_tbr_rel): New.
20844 (calli_pcrel): Emit jsr/n if possible.
20845 (return_i): Emit rts/n if possible.
20846 (call_valuei_tbr_rel): New.
20847 (call_valuei_pcrel): Add condition for SH2A target.
20848 (call_value): Likewise.
20849 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20850 (sh2a_get_function_vector_number): Likewise.
20851 (sh2a_is_function_vector_call): Likewise.
20852 * doc/extend.texi: Document TBR relative addressing of SH2A.
20853 (resbank): Add description for SH2A.
20855 2008-03-24 Richard Guenther <rguenther@suse.de>
20858 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20859 pointer assignments change conversions according to middle-end rules.
20860 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20861 * configure.ac: Include type checking in yes.
20862 * configure: Regenerate.
20864 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20866 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20867 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20869 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20871 * gthr-vxworks.h (UNUSED): Define.
20873 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20875 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20877 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20879 * doc/extend.texi (Function Attributes): Add missing comma in the
20880 example of the "alloc_size" attribute.
20882 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20885 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20887 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20890 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20893 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20894 of the underlying type of a MS bitfield layout to the natural
20895 alignment of the type.
20897 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20899 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20900 to their natural alignment to avoid store forwarding stalls.
20902 2008-03-22 Richard Guenther <rguenther@suse.de>
20904 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20905 For PHI nodes verify the address is invariant.
20906 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20907 (get_symbol_constant_value): Use is_gimple_min_invariant.
20908 (maybe_fold_stmt_indirect): Likewise.
20910 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20912 PR rtl-optimization/33927
20913 * Makefile.in (dse.o): Depend on $(TM_P_H).
20914 * expr.h (extract_low_bits): Declare.
20915 * expmed.c (extract_low_bits): New function.
20916 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20917 * dse.c: Include tm_p.h.
20918 (find_shift_sequence): Remove the read_reg argument and return the
20919 read value. Emit the instructions instead of returning them.
20920 Iterate on new_mode rather than calculating it each time.
20921 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20922 source to NEW_MODE and extract_low_bits to convert the shifted
20923 value to READ_MODE.
20924 (replace_read): Allow the load and store to have different mode
20925 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20926 or extraction instructions before trying the replacement. Update
20927 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20929 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20931 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20932 to their natural alignment to avoid store forwarding stalls.
20934 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20937 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20938 encouraging but not allowing gprs for input;
20939 change the input constraint to !f#r.
20940 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20942 change the output constraint to !f#r.
20944 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20947 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20948 corresponding post-reload splitters.
20949 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20950 when x87 FP math is selected.
20951 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20952 New function prototype.
20953 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20954 unreachable function to ease macroization of insn patterns.
20956 2008-03-21 Martin Jambor <mjambor@suse.cz>
20958 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20959 reference dumps if ddr is NULL or dependence is unknown.
20961 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20963 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20964 unsigned extension into account.
20965 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20966 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20967 Do computations on a scratch register.
20969 2008-03-21 Richard Guenther <rguenther@suse.de>
20971 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20972 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20973 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20974 * tree-ssa-dom.c (record_equality): Likewise.
20975 * tree-inline.c (copy_body_r): Likewise.
20976 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20979 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20981 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20982 as 'delete_unused' argument.
20984 2008-03-20 Richard Guenther <rguenther@suse.de>
20986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20987 special casing of constant qualifiers.
20988 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20989 care about them in general.
20990 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20991 regardless of their type.
20992 (fold_stmt_r): Forcefully fold *& if we end up with that.
20994 2008-03-20 Paul Brook <paul@codesourcery.com>
20996 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20997 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20999 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21001 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21002 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21004 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21006 * common.opt (Wmudflap): New option.
21007 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21008 (mx_register_decls): Likewise.
21009 (mudflap_finish_file): Likewise.
21010 * doc/invoke.texi: Document -Wno-mudflap.
21012 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21014 * c-format.c (replace_format_name_to_system_name): New.
21015 (cmp_attribs): New.
21016 (convert_format_name_to_system_name): New.
21017 (decode_format_attr): Add use of convert_format_name_to_system_name.
21018 (format_types_orig): Add gnu_ prefix to names.
21019 (check_format_info_main): Special treating of \0 escaped names for
21020 supporting multi-character format specifiers as I32, I64.
21021 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21022 (gnu_target_overrides_format_attributes): New.
21023 * c-format.h: Add structure target_ovr_attr to hold
21024 system specific formatter names.
21025 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21026 msformat-c.o file to c_target_objs and cxx_target_objs.
21027 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21028 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21029 (TARGET_N_FORMAT_TYPES): New.
21030 * config/i386/msformat-c.c: New.
21031 * config/i386/t-cygming: Add build rule for msformat-c.o.
21032 * doc/extend.texi: Add new format names gnu_* and ms_* and
21034 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21036 2008-03-20 Ira Rosen <irar@il.ibm.com>
21038 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21039 optimizations turned on under -O3.
21040 (ftree-vectorize): Add that the flag is turned on with -O3.
21042 2008-03-20 Ben Elliston <bje@au.ibm.com>
21044 * regmove.c (try_auto_increment): Fix spelling error in comment.
21045 * final.c (final_scan_insn): Likewise.
21047 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21050 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21051 allocator preferences for "y" and "r" class registers.
21052 ("*mov<mode>_internal"): Ditto.
21053 ("*movv2sf_internal_rex64"): Ditto.
21054 ("*movv2sf_internal"): Ditto.
21056 2008-03-19 Michael Matz <matz@suse.de>
21058 PR middle-end/35616
21059 * calls.c (expand_call): Check overlap of arguments with call
21060 address for sibcalls.
21062 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21065 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21066 of the underlying type of a MS bitfield layout to the natural
21067 alignment of the type.
21069 2008-03-19 Jan Hubicka <jh@suse.cz>
21072 * toplev.c (decode_d_option): Handle all CPP flags.
21073 * tree-vrp.c: Update tree_pass descriptors.
21074 * regrename.c: Update tree_pass descriptors.
21075 * fwprop.c: Update tree_pass descriptors.
21076 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21077 * tree-into-ssa.c: Update tree_pass descriptors.
21078 * tree-dump.c: Update tree_pass descriptors.
21079 * tree-complex.c: Update tree_pass descriptors.
21080 * tree-dump.h: Update tree_pass descriptors.
21081 * see.c: Update tree_pass descriptors.
21082 * cgraphbuild.c: Update tree_pass descriptors.
21083 * tracer.c: Update tree_pass descriptors.
21084 * tree-loop-distribution.c: Update tree_pass descriptors.
21085 * cgraph.c: Update tree_pass descriptors.
21086 * postreload-gcse.c: Update tree_pass descriptors.
21087 * postreload.c: Update tree_pass descriptors.
21088 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21089 * tree-tailcall.c: Update tree_pass descriptors.
21090 * tree-pass.h (tree_opt_pass): Rename to ...
21091 (opt_pass) ... this one; add "type" field and remove letter field.
21092 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21093 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21094 all_lowering_passes): Update declaration.
21095 * ipa-cp.c: Update tree_pass descriptors.
21096 * final.c: Update tree_pass descriptors.
21097 * omp-low.c: Update tree_pass descriptors.
21098 * tree-ssa-dse.c: Update tree_pass descriptors.
21099 * ipa-reference.c: Update tree_pass descriptors.
21100 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21101 * auto-inc-dec.c: Update tree_pass descriptors.
21102 * reorg.c: Update tree_pass descriptors.
21103 * cgraphunit.c: Update tree_pass descriptors.
21104 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21105 * tree-ssa-ccp.c: Update tree_pass descriptors.
21106 * df-core.c: Update tree_pass descriptors.
21107 * mode-switching.c: Update tree_pass descriptors.
21108 * tree-nomudflap.c: Update tree_pass descriptors.
21109 * modulo-sched.c: Update tree_pass descriptors.
21110 * ipa-pure-const.c: Update tree_pass descriptors.
21111 * cse.c: Update tree_pass descriptors.
21112 * web.c: Update tree_pass descriptors.
21113 * tree-stdarg.c: Update tree_pass descriptors.
21114 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21115 * tree-ssa-dom.c: Update tree_pass descriptors.
21116 * tree-nrv.c: Update tree_pass descriptors.
21117 * tree-ssa-alias.c: Update tree_pass descriptors.
21118 * loop-init.c: Update tree_pass descriptors.
21119 * gimple-low.c: Update tree_pass descriptors.
21120 * ipa-inline.c: Update tree_pass descriptors.
21121 * tree-ssa-sink.c: Update tree_pass descriptors.
21122 * global.c: Update tree_pass descriptors.
21123 * ifcvt.c: Update tree_pass descriptors.
21124 * jump.c: Update tree_pass descriptors.
21125 * predict.c: Update tree_pass descriptors.
21126 * tree-ssa-loop.c: Update tree_pass descriptors.
21127 * recog.c: Update tree_pass descriptors.
21128 * dse.c: Update tree_pass descriptors.
21129 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21130 * tree-eh.c: Update tree_pass descriptors.
21131 * regmove.c: Update tree_pass descriptors.
21133 * function.c: Update tree_pass descriptors.
21134 * tree-vectorizer.c: Update tree_pass descriptors.
21135 * gcse.c: Update tree_pass descriptors.
21136 * ipa-type-escape.c: Update tree_pass descriptors.
21137 * tree-if-conv.c: Update tree_pass descriptors.
21138 * init-regs.c: Update tree_pass descriptors.
21139 * ipa.c: Update tree_pass descriptors.
21140 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21141 * rtl-factoring.c: Update tree_pass descriptors.
21142 * lower-subreg.c: Update tree_pass descriptors.
21143 * bt-load.c: Update tree_pass descriptors.
21144 * tree-dfa.c: Update tree_pass descriptors.
21145 * except.c: Update tree_pass descriptors.
21146 * emit-rtl.c: Update tree_pass descriptors.
21147 * cfgexpand.c: Update tree_pass descriptors.
21148 * tree-cfgcleanup.c: Update tree_pass descriptors.
21149 * cfgcleanup.c: Update tree_pass descriptors.
21150 * tree-ssa-pre.c: Update tree_pass descriptors.
21151 * tree-sra.c: Update tree_pass descriptors.
21152 * tree-mudflap.c: Update tree_pass descriptors.
21153 * tree-ssa-copy.c: Update tree_pass descriptors.
21154 * cfglayout.c: Update tree_pass descriptors.
21155 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21156 * tree-ssa-dce.c: Update tree_pass descriptors.
21157 * tree-ssa.c: Update tree_pass descriptors.
21158 * regclass.c: Update tree_pass descriptors.
21159 * integrate.c: Update tree_pass descriptors.
21160 * tree-optimize.c: Update tree_pass descriptors.
21161 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21162 * tree-object-size.c: Update tree_pass descriptors.
21163 * combine.c: Update tree_pass descriptors.
21164 * tree-outof-ssa.c: Update tree_pass descriptors.
21165 * bb-reorder.c: Update tree_pass descriptors.
21166 * stack-ptr-mod.c: Update tree_pass descriptors.
21167 * var-tracking.c: Update tree_pass descriptors.
21168 * tree-profile.c: Update tree_pass descriptors.
21169 * tree-vect-generic.c: Update tree_pass descriptors.
21170 * reg-stack.c: Update tree_pass descriptors.
21171 * sched-rgn.c: Update tree_pass descriptors.
21172 * tree-ssa-structalias.c: Update tree_pass descriptors.
21173 * tree-cfg.c: Update tree_pass descriptors.
21174 * passes.c (current_pass): Update declaration.
21175 (finish_optimization_passes): Update.
21176 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21177 (register_one_dump_file, register_dump_files_1, next_pass_1):
21179 (init_optimization_passes): Update handling of new types.
21180 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21181 * ipa-struct-reorg.c: Update tree_pass descriptors.
21182 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21183 * combine-stack-adj.c: Update tree_pass descriptors.
21184 * cfgrtl.c: Update tree_pass descriptors.
21185 * dce.c: Update tree_pass descriptors.
21186 * tree-ssanames.c: Update tree_pass descriptors.
21188 2008-03-19 Richard Guenther <rguenther@suse.de>
21190 PR middle-end/35609
21191 * tree-ssa.c (walk_data): New structure.
21192 (warn_uninitialized_var): If not always_executed warn with "maybe"
21194 (execute_early_warn_uninitialized): Compute post-dominators.
21195 Initialize always_executed before processing each basic block.
21197 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21200 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21201 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21203 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21205 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21207 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21209 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21211 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21212 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21213 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21214 target after ignore has been set, and move there also the commputation
21215 of subtarget and original_target.
21216 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21217 (LANG_HOOKS_INITIALIZER): Remove it.
21218 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21220 2008-03-18 Richard Guenther <rguenther@suse.de>
21222 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21223 found an expression with constants, note that in the VN for the lhs.
21224 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21225 fold them to constants if possible. Run cleanup_cfg if done so.
21226 (execute_pre): Return todo.
21227 (do_pre): Likewise.
21228 (execute_fre): Likewise.
21229 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21231 (get_prop_source_stmt): Look through pointer conversions.
21233 2008-03-18 Jan Hubicka <jh@suse.cz>
21235 * tree-pretty-print.c: Include predict.h.
21236 (dump_generic_node): Dump predictor.
21237 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21238 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21239 * gimple-low.c (lower_stmt): Likewise.
21240 * expr.c (expand_expr_real): Likewise.
21241 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21243 (build_predict_expr, build_predict_expr): New.
21244 * predict.h (predictor_name, build_predict_expr): Update.
21245 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21246 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21247 * predict.def (PRED_CONTINUE): Update hitrate.
21248 * tree.def (PREDICT_EXPR): Define.
21249 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21250 do not handle BIND_EXPR.
21251 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21252 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21253 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21256 2008-03-18 Michael Matz <matz@suse.de>
21258 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21260 2008-03-18 Richard Guenther <rguenther@suse.de>
21262 * tree-gimple.h (is_gimple_invariant_address): Declare.
21263 (is_gimple_constant): Likewise.
21264 * tree-gimple.c (is_gimple_constant): New function.
21265 (is_gimple_invariant_address): Likewise.
21266 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21267 and is_gimple_invariant_address.
21268 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21270 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21271 an addressable base.
21273 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21275 PR middle-end/35611
21276 * gimplify.c (gimplify_expr): Gimplify second operand of
21279 2008-03-17 Richard Guenther <rguenther@suse.de>
21281 PR tree-optimization/19637
21282 * fold-const.c (fold_unary): Remove restrictions of removing
21283 intermediate pointer-conversions (P2)(P1)P0.
21284 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21285 conversion to void pointer.
21286 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21288 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21291 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21292 emulated thread local variables.
21294 2008-03-16 Richard Guenther <rguenther@suse.de>
21296 PR middle-end/35607
21297 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21298 expand TREE_INVARIANT operations that are not gimple invariant.
21300 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21302 * doc/extend.texi (Alignment): Say that the ABI controls
21303 the __alignof__ for non-strict-alignment targets rather
21304 than being a recommendation.
21306 2008-03-15 Paul Brook <paul@codesourcery.com>
21308 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21310 (arm_output_fn_unwind): Mark functions that can not be unwound.
21312 2008-03-15 Paul Brook <paul@codesourcery.com>
21314 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21315 extension instructions.
21317 2008-03-15 Richard Guenther <rguenther@suse.de>
21319 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21320 and fold constant aggregate refs.
21321 (fold_const_aggregate_ref): Handle string constants
21322 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21323 (evaluate_stmt): Simplify now that ccp_fold folds constant
21326 2008-03-15 Paul Brook <paul@codesourcery.com>
21328 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21329 (extzv): Use gen_extzv_t2.
21330 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21332 2008-03-15 Richard Guenther <rguenther@suse.de>
21334 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21335 (fold_const_aggregate_ref): Likewise.
21336 (get_value): Return NULL if we don't have any values.
21337 (ccp_finalize): Set const_val to NULL after freeing it.
21338 * tree-flow.h (get_symbol_constant_value): Declare.
21339 (fold_const_aggregate_ref): Likewise.
21340 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21342 2008-03-15 Richard Guenther <rguenther@suse.de>
21344 PR middle-end/35593
21345 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21346 to not produce negative array indices if not allowed. Add
21347 parameter to indicate that.
21348 (maybe_fold_offset_to_component_ref): Allow negative array
21349 indices only for the first member of a structure.
21350 (maybe_fold_offset_to_reference): Allow negative array indices.
21351 (maybe_fold_stmt_addition): Likewise.
21353 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21354 Anatoly Sokolov <aesok@post.ru>
21356 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21357 (avr_arch): Add ARCH_AVR6.
21358 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21359 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21360 instead of fixed value 2.
21361 (print_operand_address): Use gs() asm specifier instead of pm().
21362 (avr_assemble_integer): (Ditto.).
21363 (avr_output_addr_vec_elt): (Ditto.).
21364 (print_operand): Handle "!" code.
21365 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21366 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21367 (AVR_HAVE_EIJMP_EICALL): Define.
21368 (AVR_3_BYTE_PC): Redefine.
21369 (AVR_2_BYTE_PC): (Ditto.).
21370 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21371 (LINK_SPEC): Add atmega2560 and atmega2561.
21372 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21374 * config/avr/avr.md (call_insn): Use eicall instead of icall
21375 for 3 byte PC devices.
21376 (call_value_insn): (Ditto.).
21377 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21378 (indirect_jump): Use only for for 2 byte PC devices.
21379 (*tablejump): (Ditto.).
21380 (*indirect_jump_avr6): Add insn.
21381 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21382 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21383 instead of ijmp for 3 byte PC devices.
21384 (__tablejump2__): (Ditto.).
21385 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21386 (MULITLIB_DIRNAMES): (Ditto.).
21387 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21389 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21391 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21392 "sse2_umulsidi3". Use V1DI mode for operand 0.
21393 ("mmx_psadbw"): Use V1DI mode for operand 0.
21394 * config/i386/i386-modes.def (V1SI): New vector mode.
21395 * config/i386/i386.c (struct builtin_description)
21396 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21397 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21398 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21399 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21400 v1di_ftype_v8qi_v8qi type.
21401 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21403 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21404 __builtin_ia32_pmuludq]: Fix the mode of return value.
21406 2008-03-15 Richard Guenther <rguenther@suse.de>
21408 PR middle-end/35595
21409 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21412 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21414 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21415 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21416 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21417 unless TARGET_SERIALIZE_VOLATILE is enabled.
21418 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21419 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21420 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21422 2008-03-14 Richard Guenther <rguenther@suse.de>
21424 PR tree-optimization/34172
21425 * tree-flow.h (refs_may_alias_p): Declare.
21426 (get_single_def_stmt): Likewise.
21427 (get_single_def_stmt_from_phi): Likewise.
21428 (get_single_def_stmt_with_phi): Likewise.
21429 * tree-dfa.c (refs_may_alias_p): New function.
21430 (get_single_def_stmt): Likewise.
21431 (get_single_def_stmt_from_phi): Likewise.
21432 (get_single_def_stmt_with_phi): Likewise.
21433 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21434 (vn_reference_lookup_1): New helper function.
21435 (vn_reference_lookup): Walk the virtual use-def chain to
21436 continue searching for a match if the def does not alias the
21437 reference we are looking for.
21439 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21441 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21442 archive and Perzl. Update The Written Word listing.
21444 2008-03-14 Richard Guenther <rguenther@suse.de>
21446 PR tree-optimization/34043
21447 PR tree-optimization/33989
21448 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21450 (bitmap_find_leader): Use extra argument to verify dominance
21451 relationship inside a basic-block.
21452 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21453 (find_leader_in_sets): Adjust.
21454 (create_component_ref_by_pieces): Take extra argument for
21455 dominance check, handle lookup failures.
21456 (find_or_generate_expression): Likewise.
21457 (create_expression_by_pieces): Likewise.
21458 (insert_into_preds_of_block): Adjust.
21459 (create_value_expr_from): If asked for, verify all operands
21460 are in the blocks AVAIL_OUT set.
21461 (make_values_for_stmt): Check for SSA_NAMEs that are life
21462 over an abnormal edge.
21463 (compute_avail): Remove such check.
21464 (do_SCCVN_insertion): New function.
21465 (eliminate): If we do not find a leader suitable for replacement
21466 insert a replacement expression from SCCVN if available.
21467 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21468 (struct vn_ssa_aux): Add needs_insertion flag.
21469 * tree-ssa-sccvn.c (may_insert): New global flag.
21470 (copy_reference_ops_from_ref): Value-number union member access
21471 based on its size, not type and member if insertion is allowed.
21472 (visit_reference_op_load): For a weak match from union type
21473 punning lookup a view-converted value and insert a SSA_NAME
21474 for that value if that is not found.
21475 (visit_use): Make dumps shorter. Do not disallow value numbering
21476 SSA_NAMEs that are life over an abnormal edge to constants.
21477 (free_scc_vn): Release inserted SSA_NAMEs.
21478 (run_scc_vn): New flag to specify whether insertion is allowed.
21479 Process SSA_NAMEs in forward order.
21480 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21481 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21482 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21483 pointer type to/from integral types that do not change the
21484 precision to regular conversions.
21486 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21488 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21489 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21490 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21491 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21492 input arguments and the mode of return value. Built-in functions
21493 that operate on whole 64-bit MMX register now use V1DI mode.
21495 2008-03-13 Alon Dayan <alond@il.ibm.com>
21496 Olga Golovanevsky <olga@il.ibm.com>
21498 PR tree-optimization/35041
21499 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21500 to locate the right position in a statement.
21502 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21506 * config/i386/xmmintrin.h: Change all static inline functions to
21507 extern inline and add __gnu_inline__ attribute.
21508 * config/i386/bmintrin.h: Ditto.
21509 * config/i386/smmintrin.h: Ditto.
21510 * config/i386/tmmintrin.h: Ditto.
21511 * config/i386/mmintrin-common.h: Ditto.
21512 * config/i386/ammintrin.h: Ditto.
21513 * config/i386/emmintrin.h: Ditto.
21514 * config/i386/pmmintrin.h: Ditto.
21515 * config/i386/mmintrin.h: Ditto.
21516 * config/i386/mm3dnow.h: Ditto.
21518 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21520 PR middle-end/35185
21521 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21522 (lower_omp_2): New function.
21523 (lower_omp_1, lower_omp): Rewritten.
21525 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21528 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21529 with the phrase "Microsoft Windows compilers".
21530 (Push/Pop Macro Pragmas): New subsection. Document
21531 #pragma push_macro and pragma pop_macro.
21533 2008-03-12 Paul Brook <paul@codesourcery.com>
21535 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21537 2008-03-12 Paul Brook <paul@codesourcery.com>
21539 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21540 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21541 (thumb2_addsi_shortim): Rename ...
21542 (thumb2_addsi_short): ... to this. Allow register operands.
21543 (thumb2_subsi_short): New pattern.
21544 (thumb2_one_cmplsi2_short,
21545 thumb2_negsi2_short): New patterns and peepholes.
21547 2008-03-12 Paul Brook <paul@codesourcery.com>
21549 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21551 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21553 * config/i386/i386.md (int_cond): New code iterator.
21555 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21556 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21557 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21558 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21559 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21560 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21561 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21562 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21564 2008-03-12 Paul Brook <paul@codesourcery.com>
21566 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21567 instead of {arm,thumb}_compute_save_reg_mask.
21568 (output_return_instruction): Ditto.
21569 (thumb_unexpanded_epilogue): Ditto.
21570 (thumb1_expand_prologue): Ditto.
21571 (thumb1_output_function_prologue): Ditto.
21572 (arm_set_return_address): Ditto.
21573 (thumb_set_return_address): Ditto.
21574 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21575 regs to achieve stack alignment.
21576 (thumb1_compute_save_reg_mask): Fix compiler warning.
21577 (arm_output_epilogue): Use offsets->saved_regs_mask.
21578 Adjust stack pointer by poping call clobered registers.
21579 (arm_expand_prologue): Use offsets->saved_regs_mask.
21580 Adjust stack pointer by pushing extra registers.
21581 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21583 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21586 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21587 conversion to the operands of a multiplication.
21589 2008-03-12 Richard Guenther <rguenther@suse.de>
21591 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21592 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21593 * timevar.def (TV_TREE_PHIPROP): Add.
21594 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21595 pass description. Use TV_TREE_PHIPROP.
21596 * tree-ssa-forwprop.c: Remove phiprop code.
21598 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21600 PR middle-end/35549
21601 * omp-low.c (maybe_lookup_decl): Constify first argument.
21602 (use_pointer_for_field): Change last argument from bool to
21603 omp_context *. Disallow shared copy-in/out in nested
21604 parallel if decl is shared in outer parallel too.
21605 (build_outer_var_ref, scan_sharing_clauses,
21606 lower_rec_input_clauses, lower_copyprivate_clauses,
21607 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21609 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21610 Ira Rosen <irar@il.ibm.com>
21612 * tree-vectorizer.c (free_stmt_vec_info): New function.
21613 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21614 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21615 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21616 * tree-vect-transform.c (vectorizable_conversion): Free
21617 vec_oprnds0 if it was allocated.
21618 (vect_permute_store_chain): Remove unused VECs.
21619 (vectorizable_store): Free VECs that are allocated in the..
21621 (vect_transform_strided_load, vectorizable_load): Likewise.
21622 (vect_remove_stores): Simplify the code.
21623 (vect_transform_loop): Move code to vect_remove_stores().
21624 Call vect_remove_stores() and free_stmt_vec_info().
21626 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21628 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21629 TARGET_HPUX. Revise comment.
21630 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21631 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21632 Use sr4 variant of `be' instruction when not generating PIC code.
21633 (attr_length_call): Adjust for above change.
21635 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21637 * ipa-reference.c (static_execute): Remove module_statics_const and
21638 associated setting code.
21640 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21643 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21644 predicate for operand 1.
21645 (paritysi2_cmp): Use register_operand predicate for operand 2.
21646 Use earlyclobber modifier for operand 1. Remove support for
21648 (paritydi2_cmp): Use register_operand predicate for operand 3.
21649 Use earlyclobber modifier for operand 1. Remove support for
21652 2008-03-11 Paul Brook <paul@codesourcery.com>
21653 Vladimir Prus <vladimir@codesourcery.com>
21655 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21656 (arm_compute_save_reg0_reg12_mask): Always
21657 check if register 11 must be saved. Always safe hard frame pointer
21658 when frame_pointer_needeed.
21659 (arm_compute_save_reg_mask): Save IP and PC
21660 only with apcs frames.
21661 (arm_output_epilogue): Adjust Thumb2 codepath to
21662 be also invoked and work for ARM non-apcs frames.
21663 (arm_expand_prologue): Don't bother saving IP
21664 for non-apcs frame, since it's not clobbered by
21665 prologue code. Implement non-apcs frame
21668 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21670 PR rtl-optimization/35281
21671 * expr.c (convert_move): Use a new pseudo for the intermediate
21672 from_mode->word_mode result.
21674 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21676 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21677 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21678 * toplev.c (compile_file): Don't call it.
21680 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21682 PR middle-end/35526
21683 * expr.c (store_expr): Call emit_block_move if the mode
21684 of "temp" RTX is BLKmode.
21686 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21687 Richard Guenther <rguenther@suse.de>
21689 PR tree-optimization/31358
21690 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21691 the step with a NULL_TREE.
21692 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21693 to sizetype if type is a pointer type.
21694 (add_candidate_1): Don't convert the base and step to
21695 the generic type if the orginal type is a pointer type.
21696 (add_iv_value_candidates): Use sizetype for the step
21697 if type is a pointer type.
21698 (cand_value_at): Likewise.
21699 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21701 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21702 Don't convert the tem affine to the type.
21703 (add_elt_to_tree): Use sizetype for the step if a pointer.
21704 Use POINTER_PLUS_EXPR for pointers.
21705 (aff_combination_to_tree): Use sizetype for the step if a
21708 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21710 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21711 Remove commutativity hint.
21713 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21717 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21718 errorneous type. Check that v is a VAR_DECL.
21720 PR middle-end/35099
21721 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21723 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21725 PR tree-optimization/35494
21726 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21727 may be overriden at link and run time.
21729 2008-03-10 Richard Guenther <rguenther@suse.de>
21731 PR tree-optimization/34677
21732 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21733 (poolify_tree): Likewise.
21734 (modify_expr_template): Likewise.
21735 (poolify_modify_stmt): Likewise.
21736 (insert_fake_stores): Handle all component-ref style stores
21737 in addition to INDIRECT_REF. Also handle complex types.
21738 Do not poolify the inserted load.
21739 (realify_fake_stores): Do not rebuild the tree but only
21740 make it a SSA_NAME copy.
21741 (init_pre): Remove initialzation of modify_expr_template.
21742 Do not allocate modify_expr_node_pool.
21743 (fini_pre): Do not free modify_expr_node_pool.
21745 2008-03-10 Paul Brook <paul@codesourcery.com>
21747 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21748 to avoid conflicts.
21750 2008-03-10 Paul Brook <paul@codesourcery.com>
21751 Mark Shinwell <shinwell@codesourcery.com>
21753 * config/arm/cortex-r4.md: New.
21754 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21756 * config/arm/arm.md: Include cortex-r4.md.
21757 (insn): Add smmls, sdiv and udiv values.
21758 (generic_sched): Don't use generic scheduling for Cortex-R4.
21759 (arm_issue_rate): New function.
21760 (TARGET_SCHED_ISSUE_RATE): Define.
21762 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21764 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21766 2008-03-10 Richard Guenther <rguenther@suse.de>
21768 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21769 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21771 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21773 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21774 Set default to true.
21776 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21778 * c.opt (Wsynth): Deprecate.
21779 * doc/invoke.texi (Option Summary, Warning Options): Document
21780 -Wno-format-contains-nul.
21782 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21785 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21786 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21788 2008-03-09 Ira Rosen <irar@il.ibm.com>
21790 * config/rs6000/rs6000.c (builtin_description): Rename vector
21791 left shift operations.
21792 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21793 (altivec_vsl<VI_char>): Rename to ...
21794 (ashl<mode>3): ... new name.
21795 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21797 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21799 2008-03-08 Richard Guenther <rguenther@suse.de>
21801 * coverage.h (tree_coverage_counter_addr): Declare.
21802 * coverage.c (tree_coverage_counter_addr): New function.
21803 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21804 before using again.
21805 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21806 (tree_gen_one_value_profiler): Likewise.
21807 (tree_gen_ic_profiler): Likewise.
21808 (tree_gen_average_profiler): Likewise.
21809 (tree_gen_ior_profiler): Likewise.
21811 2008-03-08 Richard Guenther <rguenther@suse.de>
21813 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21814 (vn_binary_op_insert): Likewise.
21815 (vn_unary_op_lookup): Likewise.
21816 (vn_unary_op_insert): Likewise.
21817 (vn_nary_op_lookup): Declare.
21818 (vn_nary_op_insert): Likewise.
21819 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21820 and binary hashes, use a single obstack for unary_op_pool
21821 and binary_op_pool.
21822 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21823 a single struct vn_nary_op_s. Store tree code length and
21824 a variable number of operands.
21825 (struct vn_reference_op_struct): Remove unused op2.
21826 (vn_reference_op_eq): Do not compare op2.
21827 (vn_reference_op_compute_hash): Do not compute hash of op2.
21828 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21829 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21830 with vn_nary_op_compute_hash.
21831 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21832 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21834 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21836 (visit_unary_op): Call nary functions.
21837 (visit_binary_op): Likewise.
21838 (process_scc): Adjust for struct vn_tables_s changes.
21839 (allocate_vn_table): Likewise.
21840 (free_vn_table): Likewise.
21841 * tree-vn.c (vn_add): Call nary functions.
21842 (vn_lookup): Likewise.
21844 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21847 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21848 wdst back after sync_compare_and_swapqhi_internal.
21850 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21853 * config/i386/i386-modes.def (V1DI): New vector mode.
21854 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21855 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21856 (MMXMODE248): Ditto.
21857 (MMXMODE): Add V1DI mode.
21858 (mmxvecsize): Change DI mode to V1DI mode.
21859 ("mov<mode>): Use MMXMODEI8 mode iterator.
21860 ("*mov<mode>_internal_rex64"): Ditto.
21861 ("*mov<mode>_internal"): Ditto.
21862 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21863 ("mmx_sub<mode>3"): Ditto.
21864 ("mmx_adddi3"): Remove insn pattern.
21865 ("mmx_subdi3"): Ditto.
21866 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21867 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21868 ("mmx_ashl<mode>3"): Ditto.
21869 ("mmx_lshrdi3"): Remove insn pattern.
21870 ("mmx_ashldi3"): Ditto.
21871 * config/i386/i386.c (classify_argument): Handle V1DImode.
21872 (function_arg_advance_32): Ditto.
21873 (function_arg_32): Ditto.
21874 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21875 mmx_addv1di3 insn pattern.
21876 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21877 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21878 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21879 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21880 Remove definitions of built-in functions.
21881 (V1DI_type_node): New node.
21882 (v1di_ftype_v1di_int): Ditto.
21883 (v1di_ftype_v1di_v1di): Ditto.
21884 (v2si_ftype_v2si_si): Ditto.
21885 (v4hi_ftype_v4hi_di): Remove node.
21886 (v2si_ftype_v2si_di): Ditto.
21887 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21888 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21889 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21890 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21891 Add new builtins using def_builtin_const.
21892 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21893 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21894 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21895 * config/i386/mmintrin.h (__v1di): New typedef.
21896 (_mm_add_si64): Cast arguments to __v1di type.
21897 (_mm_sub_si64): Ditto.
21898 (_mm_sll_pi16): Cast __count to __v4hi type.
21899 (_mm_sll_pi32): Cast __count to __v2si type.
21900 (_mm_sll_si64): Cast arguments to __v1di type.
21901 (_mm_srl_pi16): Cast __count to __v4hi type.
21902 (_mm_srl_pi32): Cast __count to __v2si type.
21903 (_mm_srl_si64): Cast arguments to __v1di type.
21904 (_mm_sra_pi16): Cast __count to __v4hi type.
21905 (_mm_sra_pi32): Cast __count to __v2si type.
21906 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21907 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21908 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21909 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21910 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21911 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21912 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21913 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21914 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21915 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21916 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21917 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21919 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21921 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21923 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21926 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21927 reg+const addressing for Altivec modes. Don't generate reg+reg
21928 addressing for TFmode or TDmode quantities.
21930 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21932 * c-common.c (vector_types_convertible_p): Call langhook
21933 instead of comptypes.
21935 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21938 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21939 integral and scalar float variables which have a
21942 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21944 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21945 dwarf_register_span hook when emitting unwind information for
21946 register-to-memory saves.
21947 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21948 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21950 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21952 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21953 for the same VAR_DECL.
21955 2008-03-06 Tom Tromey <tromey@redhat.com>
21957 * treelang: Delete.
21958 * doc/standards.texi (Standards): Don't mention treelang.
21959 * doc/invoke.texi (Overall Options): Don't mention treelang.
21960 * doc/install.texi (Prerequisites): Don't mention bison or
21962 (Configuration): Don't mention treelang.
21963 (Building): Likewise.
21964 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21966 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21968 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21969 word-extractions out of a multi-word object.
21971 2008-03-06 Richard Guenther <rguenther@suse.de>
21973 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21974 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21975 result type and precision.
21976 * expr.c (get_inner_reference): Set unsignedp based on the result
21977 type of BIT_FIELD_REF.
21978 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21979 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21980 (try_instantiate_multiple_fields): Likewise. Use the correct type
21982 (sra_build_assignment): Likewise.
21983 (sra_build_elt_assignment): Likewise.
21984 (sra_explode_bitfield_assignment): Likewise.
21985 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21986 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21987 set BIT_FIELD_REF_UNSIGNED.
21988 (vectorizable_load): Likewise.
21990 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21992 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21995 2008-03-06 Richard Guenther <rguenther@suse.de>
21997 * alias.c (struct alias_set_entry): Move has_zero_child field
21998 to pack with alias_set.
22000 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22002 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22005 2008-03-05 Ian Lance Taylor <iant@google.com>
22007 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22009 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22011 * fwprop.c (update_df): Support width and offset parameters of
22013 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22014 global_conflicts): Change DF_REF_EXTRACT to either
22015 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22016 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22017 * df-scan.c (df_ref_record, df_defs_record,
22018 df_ref_create_structure, df_def_record_1, df_uses_record,
22019 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22020 df_bb_refs_collect, df_entry_block_defs_collect,
22021 df_exit_block_uses_collect): Support new width and offset fields.
22022 (ref_extract_pool): New storage pool.
22023 (df_free_ref): New function.
22024 (df_reg_chain_unlink, df_free_collection_rec,
22025 df_sort_and_compress_refs): Call df_free_ref.
22026 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22028 (df_ref_create_structure): Allocate df_ref_extract if offset and
22029 width fields are used.
22030 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22031 (df_uses_record): Get offset and width from ZERO_EXTRACT
22033 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22034 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22035 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22036 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22037 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22038 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22039 (df_ref_extract): New structure.
22040 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22041 (df_ref_create): Add width and offset parameters.
22043 2008-03-05 Richard Guenther <rguenther@suse.de>
22045 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22046 Use ranges_overlap_p.
22047 (offset_overlaps_with_access): Rename
22048 to ranges_overlap_p and move ...
22049 * tree-flow-inline.h (ranges_overlap_p): ... here.
22051 * tree.h (get_inner_reference, handled_component_p): Update
22054 * tree.h (record_component_aliases, get_alias_set,
22055 alias_sets_conflict_p, alias_sets_must_conflict_p,
22056 objects_must_conflict_p): Move declarations ...
22057 * alias.h (record_component_aliases, get_alias_set,
22058 alias_sets_conflict_p, alias_sets_must_conflict_p,
22059 objects_must_conflict_p): ... here.
22060 Include coretypes.h.
22061 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22063 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22065 * cfg.c: Include tree-flow.h.
22066 (remove_edge_raw): Call redirect_edge_var_map_clear.
22067 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22068 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22069 (redirect_edge_var_map_result): New.
22070 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22071 PENDING_STMT use with redirect_edge_var_map_*.
22072 * tree-ssa.c (edge_var_maps): New definition.
22073 (redirect_edge_var_map_add): New.
22074 (redirect_edge_var_map_clear): New.
22075 (redirect_edge_var_map_dup): New.
22076 (redirect_edge_var_map_vector): New.
22077 (redirect_edge_var_map_destroy): New.
22078 (ssa_redirect_edge): Replace PENDING_STMT use with
22079 redirect_edge_var_map_*.
22080 (flush_pending_stmts): Same.
22081 (delete_tree_ssa): Destroy edge var map.
22082 * tree-flow.h (struct _edge_var_map): New.
22083 Define edge_var_map vector type.
22084 Declare redirect_edge_var_map_* prototypes.
22085 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22086 * tree-cfg.c (reinstall_phi_args): Replace
22087 PENDING_STMT use with redirect_edge_var_map_*.
22089 2008-03-05 Richard Guenther <rguenther@suse.de>
22091 PR tree-optimization/35472
22092 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22093 whose single use_stmt has a overlapping set of loaded and
22094 stored symbols as that use_stmt might be a noop assignment then.
22096 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22098 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22100 2008-03-05 Richard Guenther <rguenther@suse.de>
22103 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22104 should be constants.
22105 * tree-cfg.c (verify_expr): Verify it.
22106 * fold-const.c (fold_truthop): Remove code generating
22107 BIT_FIELD_REFs of structure bases.
22108 (fold_binary): Likewise.
22109 (fold_ternary): Position and size of BIT_FIELD_REFs are
22110 always host integers.
22111 (make_bit_field_ref): Remove.
22112 (optimize_bit_field_compare): Remove.
22113 (all_ones_mask_p): Remove.
22115 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22118 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22119 (split_block_and_df_analyze): New. Split basic block and rebuild
22121 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22123 (split_pattern_seq): Likewise.
22124 (erase_matching_seqs): Likewise.
22125 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22127 2008-03-04 Geoff Keating <geoffk@apple.com>
22129 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22130 declaration and code.
22131 (tree_invalid_nonnegative_warnv_p): Likewise.
22133 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22135 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22136 examples. Truncate option-names then causing overfull hbox.
22138 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22141 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22143 * configure: Rebuilt.
22145 2008-03-04 Rafael EspÃndola <espindola@google.com>
22147 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22148 (tree_unary_nonnegative_warnv_p): New.
22149 (tree_binary_nonnegative_warnv_p): New.
22150 (tree_single_nonnegative_warnv_p): New.
22151 (tree_invalid_nonnegative_warnv_p): New.
22152 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22154 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22157 * opts.c (handle_option): Postpone 'unknown option' errors only for
22160 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22163 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22166 2008-03-04 Rafael EspÃndola <espindola@google.com>
22168 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22169 (tree_binary_nonzero_warnv_p): New.
22170 (tree_single_nonzero_warnv_p): New.
22171 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22173 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22175 PR middle-end/35456
22176 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22177 transformations for modes that have signed zeros.
22178 * ifcvt.c (noce_try_abs): Ditto.
22180 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22182 * config/i386/i386.c (override_options): Force
22183 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22185 2008-03-04 Jan Hubicka <jh@suse.cz>
22188 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22191 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22193 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22194 label to probe the stack.
22196 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22198 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22199 (__gthr_win32_mutex_destroy): Declare.
22200 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22201 __gthr_win32_mutex_destroy.
22202 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22204 2008-03-03 Jan Hubicka <jh@suse.cz>
22207 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22208 aggressive on inlining cold calls.
22210 2008-03-03 Richard Guenther <rguenther@suse.de>
22212 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22213 struct copies into the expression table.
22214 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22215 (try_to_simplify): Likewise.
22216 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22217 integral and pointer arguments which do not change the
22218 precision to NOP_EXPRs.
22219 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22220 VIEW_CONVERT_EXPR case.
22222 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22224 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22225 defined in a loop at depth 0 is invariant.
22226 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22227 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22228 be called at loop depth 0.
22230 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22233 * gcc.c (process_command): Update copyright notice dates.
22234 * gcov.c (print_version): Likewise.
22235 * gcov-dump.c (print_version): Likewise.
22236 * mips-tfile.c (main): Likewise.
22237 * mips-tdump.c (main): Likewise.
22239 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22242 * c-common.c (flag_permissive): Delete.
22243 (constant_expression_warnings): Check flags first.
22244 (constant_expression_error): New.
22245 * c-common.h (flag_permissive): Delete.
22246 (constant_expression_error): Declare.
22247 * flags.h (flag_permissive): Declare. Update description.
22248 * diagnostic.c (pedwarn): Update.
22250 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22251 (permissive_error_kind): New.
22252 * toplev.c (flag_permissive): Define. Update description.
22253 * toplev.h (permissive_error_kind): Declare.
22254 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22255 (pedwarn_c90): Use pedantic_warning_kind.
22256 * c-opts.c (c_common_post_options): flag_permissive does not affect
22257 flag_pedantic_errors.
22259 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22261 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22262 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22263 __absvsi2, __absvDI2): Use unsigned arithmetic.
22265 2008-03-02 Andi Kleen <ak@suse.de>
22266 Richard Guenther <rguenther@suse.de>
22268 * struct-equiv.c: Remove file.
22269 * cfg_cleanup.c (condjump_equiv_p): Remove.
22270 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22271 (struct-equiv.o): Remove rule.
22272 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22273 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22274 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22276 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22278 * ifcvt.c (noce_process_if_block): Try to handle only the then
22279 block if the else block exists but isn't suitable.
22281 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22284 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22285 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22286 regression from previous patch.
22288 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22291 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22293 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22294 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22295 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22296 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22297 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22298 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22299 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22300 (__gthread_mutex_destroy_function): Rename to
22301 __gthread_mutex_destroy.
22302 * gthr-dce.h (__gthread_mutex_destroy): Call
22303 pthread_mutex_destroy.
22304 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22305 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22306 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22308 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22310 * df-scan.c (df_ref_chain_change_bb): Simplify.
22311 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22312 set_block_for_insn if there's any change.
22313 * df.h ((df_insn_change_bb): Fix prototype.
22314 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22315 df_insn_change_bb, don't call set_block_for_insn.
22316 * emit-rtl.c (reorder_insns): Likewise.
22317 * haifa-sched.c (move_insn): Likewise.
22319 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22321 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22323 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22325 * tree-flow-inline.h (next_readonly_imm_use): Return
22326 NULL_USE_OPERAND_P after the end.
22328 2008-03-01 Richard Guenther <rguenther@suse.de>
22330 PR tree-optimization/35411
22331 * tree-sra.c (sra_build_assignment): Split conversion to
22332 final type to a separate statement if we are not assigning
22335 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22337 * fold-const.c (fold_convertible_p): Correct the logic to follow
22338 that in fold_convert().
22340 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22343 * tree-inline.c (build_duplicate_type): When we make a
22344 duplicate type, make it unique in the canonical types system.
22346 2008-02-29 Tom Tromey <tromey@redhat.com>
22348 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22349 input_file_stack_history, input_file_stack_restored): Remove.
22350 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22351 * input.h (struct file_stack): Remove.
22352 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22353 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22355 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22357 (diagnostic_last_module_changed): Add 'map' argument.
22358 (diagnostic_set_last_function): Likewise.
22359 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22360 line map, not input_file_stack.
22361 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22363 2008-02-29 Paul Brook <paul@codesourcery.com>
22365 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22367 2008-02-29 Paul Brook <paul@codesourcery.com>
22369 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22371 2008-02-29 Richard Guenther <rguenther@suse.de>
22373 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22375 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22376 value for comparing for a store match.
22377 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22378 (try_to_simplify): Do not do a full-blown reference lookup.
22380 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22382 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22383 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22385 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22387 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22389 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22390 strides against cache sizes.
22392 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22394 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22397 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22399 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22400 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22401 is smaller than the original promoted value.
22402 (simplify_subreg): If OP is a SUBREG, try to preserve its
22403 SUBREG_PROMOTED_VAR_P information.
22405 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22407 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22408 (VN_INFO_GET): Allocate new objects on the obstack.
22409 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22410 for rpo_numbers_temp, for consistency.
22411 (free_scc_vn): Free the obstack.
22413 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22415 * doc/invoke.texi: Document -ftree-loop-distribution.
22416 * tree-loop-distribution.c: New.
22417 * tree-pass.h (pass_loop_distribution): New.
22418 * graphds.h (struct graph): Add htab_t indices.
22419 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22420 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22421 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22422 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22423 * tree-data-ref.c (debug_data_dependence_relations): New.
22424 (dump_data_dependence_relation): Also print data references.
22425 (free_data_ref): Extern.
22426 (same_access_functions): Moved...
22427 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22428 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22429 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22430 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22431 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22432 (stmts_from_loop): Skip LABEL_EXPR.
22433 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22435 (build_rdg): Initialize rdg->indices htab.
22436 (free_rdg, stores_from_loop, ref_base_address,
22437 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22438 have_similar_memory_accesses_1, ref_base_address_1,
22439 remove_similar_memory_refs): New.
22440 * tree-data-ref.h: Depend on tree-chrec.h.
22441 (debug_data_dependence_relations, free_data_ref): Declared.
22442 (same_access_functions): ... here.
22443 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22445 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22446 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22447 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22448 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22449 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22450 rdg_vertex_for_stmt): Declared.
22451 (struct rdg_edge): Add level.
22453 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22454 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22456 (rdg_has_similar_memory_accesses): New.
22457 * tree-vect-analyze.c: Remove unused static decls.
22458 * lambda.h (dependence_level): New.
22459 * common.opt (ftree-loop-distribution): New.
22460 * tree-flow.h (mark_virtual_ops_in_bb,
22461 slpeel_tree_duplicate_loop_to_edge_cfg,
22462 rename_variables_in_loop): Declared.
22463 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22464 (OBJS-common): Add tree-loop-distribution.o.
22465 (tree-loop-distribution.o): New rule.
22466 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22467 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22468 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22470 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22473 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22474 other than structures and unions.
22476 2008-02-28 Richard Guenther <rguenther@suse.de>
22479 2008-02-26 Richard Guenther <rguenther@suse.de>
22481 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22482 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22483 (lookup_decl_from_uid): Declare.
22484 (remove_decl_from_map): Likewise.
22485 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22486 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22487 (decl_for_uid_map): New global hashtable mapping DECL_UID
22489 (init_ttree): Allocate it.
22490 (insert_decl_to_uid_decl_map): New helper function.
22491 (make_node_stat): Insert new decls into the map.
22492 (copy_node_stat): Likewise.
22493 (lookup_decl_from_uid): New function.
22494 (remove_decl_from_map): Likewise.
22495 (print_decl_for_uid_map_statistics): New helper.
22496 (dump_tree_statistics): Call it.
22498 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22499 (referenced_var_iterator): Adjust.
22500 (FOR_EACH_REFERENCED_VAR): Adjust.
22501 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22502 (num_referenced_vars): Adjust.
22503 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22504 (first_referenced_var): Remove.
22505 (end_referenced_vars_p): Likewise.
22506 (next_referenced_var): Likewise.
22507 (referenced_var_iterator_set): New helper function.
22508 * tree-dfa.c (referenced_var_lookup): Adjust.
22509 (referenced_var_check_and_insert): Likewise.
22510 (remove_referenced_var): Likewise.
22511 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22512 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22513 (verify_call_clobbering): Likewise.
22514 (verify_memory_partitions): Likewise.
22515 (init_tree_ssa): Allocate bitmap instead of hashtable for
22517 (delete_tree_ssa): Adjust.
22518 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22519 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22520 (compute_tag_properties): Likewise.
22521 (set_initial_properties): Likewise.
22522 (find_partition_for): Likewise.
22523 (update_reference_counts): Likewise.
22524 (dump_may_aliases_for): Likewise.
22525 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22526 (add_call_clobber_ops): Likewise.
22527 (add_call_read_ops): Likewise.
22528 (get_asm_expr_operands): Likewise.
22529 * tree-into-ssa.c (dump_decl_set): Likewise.
22530 (update_ssa): Likewise.
22531 * tree-sra.c (scan_function): Likewise.
22532 (decide_instantiations): Likewise.
22533 (scalarize_parms): Likewise.
22534 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22535 (dsa_named_for): Likewise.
22536 * tree-ssa-structalias.c (update_alias_info): Likewise.
22537 (merge_smts_into): Likewise.
22539 2008-02-27 David Daney <ddaney@avtrex.com>
22542 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22543 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22544 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22545 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22546 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22548 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22551 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22552 (BUILT_IN_NEXTTOWARD): Remove.
22553 (BUILT_IN_NEXTTOWARDF): Ditto.
22554 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22555 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22557 2008-02-27 Tom Tromey <tromey@redhat.com>
22559 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22560 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22562 2008-02-27 Jan Beulich <jbeulich@novell.com>
22564 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22565 update the respective field on newdecl.
22567 2008-02-27 Revital Eres <eres@il.ibm.com>
22569 PR rtl-optimization/34999
22570 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22571 crossing edges that ends with a call insn.
22572 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22573 call insn and clear the EDGE_CROSSING flag of the crossing edge
22574 when fixing fallthru edges.
22576 2008-02-27 Richard Guenther <rguenther@suse.de>
22578 PR middle-end/35390
22579 * fold-const.c (fold_unary): Return the correct argument,
22580 converted to the result type.
22582 2008-02-27 Richard Guenther <rguenther@suse.de>
22584 PR middle-end/34971
22585 * expr.c (expand_expr_real_1): Assert on rotates that operate
22587 * fold-const.c (fold_binary): Use the types precision, not the
22588 bitsize of the mode if folding rotate expressions. Build rotates
22589 only for full modes.
22591 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22593 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22594 and CPP_PRAGMA_EOL.
22595 * c-pragma.c (pragma_ns_name): New typedef.
22596 (registered_pp_pragmas): New variable.
22597 (c_pp_lookup_pragma): New function.
22598 (c_register_pragma_1): If flag_preprocess_only, do nothing
22599 for non-expanded pragmas, for expanded ones push pragma's
22600 namespace and name into registered_pp_pragmas vector.
22601 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22602 flag_preprocess_only, don't register GCC pch_preprocess
22603 pragma if flag_preprocess_only.
22604 * c-opts.c (c_common_init): Call init_pragma even if
22605 flag_preprocess_only.
22606 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22607 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22608 cpp_register_pragma if flag_preprocess_only.
22610 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22613 * c-parser.c (c_parser_translation_unit): Warn for empty
22614 translation unit, not empty source file.
22616 2008-02-26 Paul Brook <paul@codesourcery.com>
22618 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22619 operand for Thumb-2.
22620 * config/arm/arm.h (reg_class): Add CORE_REGS.
22621 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22622 (BASE_REG_CLASS): Use CORE_REGS.
22623 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22624 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22625 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22626 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22627 ARM_REGNO_OK_FOR_INDEX_P.
22628 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22629 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22630 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22631 (ldm/stm peepholes): Ditto.
22632 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22633 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22634 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22635 * config/arm/constraints.md: Enable "k" constraint on ARM.
22637 2008-02-27 Ben Elliston <bje@au.ibm.com>
22639 * config/rs6000/rs6000.c: Annotate cache line size field in all
22640 instances of struct processor_costs.
22642 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22644 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22645 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22646 jump_bypass): New counters.
22647 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22648 * dce.c (gate_ud_dce): Same.
22649 (gate_fast_dce): Same.
22650 * dse.c (gate_dse1): New function.
22651 (gate_dse2): New function.
22652 (gate_dse): Merge results of new gate functions.
22653 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22654 (gate_handle_jump_bypass): Add dbg_cnt.
22655 (gate_handle_gcse): Add dbg_cnt.
22656 * ifcvt.c (gate_handle_if_conversion): Same.
22657 (gate_handle_if_after_combine): Same.
22658 (gate_handle_if_after_reload): Same.
22659 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22661 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22663 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22665 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22667 2008-02-26 Jason Merrill <jason@redhat.com>
22670 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22671 alone if it's the naming decl for the type's main variant.
22673 2008-02-26 Tom Tromey <tromey@redhat.com>
22675 * system.h (USE_MAPPED_LOCATION): Poison.
22676 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22677 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22678 (make_goto_expr_edges): Likewise.
22679 (remove_bb): Likewise.
22680 (execute_warn_function_return): Likewise.
22681 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22683 * c-common.c (fname_decl): Remove old location code.
22684 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22686 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22688 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22689 (gen_rtx_ASM_INPUT): Likewise.
22690 (gen_rtx_ASM_INPUT_loc): Likewise.
22691 (get_rtx_asm_OPERANDS): Remove.
22692 * cfglayout.c (insn_locators_alloc): Remove old location code.
22693 (set_curr_insn_source_location): Likewise.
22694 (curr_insn_locator): Likewise.
22695 * print-tree.c (print_node): Remove old location code.
22696 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22697 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22698 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22699 location_from_locus.
22700 (construct_exit_block): Remove old location code.
22701 * emit-rtl.c (force_next_line_note): Remove old location code.
22702 * profile.c (branch_prob): Remove old location code.
22703 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22704 LOC_LINE): Remove old-location variants.
22705 * langhooks.c (lhd_print_error_function): Remove old location
22707 * configure, config.in: Rebuilt.
22708 * configure.ac (--enable-mapped-location): Remove.
22709 * c-decl.c (c_init_decl_processing): Remove old location code.
22710 (finish_function): Likewise.
22711 * recog.c (decode_asm_operands): Remove old location code.
22712 * c-pch.c (c_common_read_pch): Remove old location code.
22713 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22715 * gimple-low.c (lower_function_body): Remove old location code.
22716 * toplev.c (unknown_location): Remove.
22717 (push_srcloc): Remove old-location variant.
22718 (process_options): Remove old location code.
22719 (lang_dependent_init): Likewise.
22720 * input.h (UNKNOWN_LOCATION): Move definition.
22721 (location_t): Undeprecate.
22722 (source_locus): Remove.
22723 (location_from_locus): Remove.
22724 (struct location_s): Remove.
22725 Remove all old-location code.
22726 (input_line, input_filename): Remove.
22727 * final.c (final_scan_insn): Remove old location code.
22728 * diagnostic.c (diagnostic_build_prefix): Remove
22729 USE_MAPPED_LOCATION test.
22730 * tree.h (gimple_stmt) <locus>: Now a location_t.
22731 (tree_exp) <locus>: Likewise.
22732 (DECL_IS_BUILTIN): Remove old-location variant.
22733 (annotate_with_file_line, annotate_with_locus): Likewise.
22734 (expr_locus, set_expr_locus): Update.
22735 * tree.c (build1_stat): Remove old location code.
22736 (last_annotated_node): Remove.
22737 (annotate_with_file_line): Remove old-location variant.
22738 (annotate_with_locus): Likewise.
22739 (expr_location): Remove old location code.
22740 (set_expr_location): Likewise.
22741 (expr_has_location): Likewise.
22742 (expr_locus): Likewise.
22743 (set_expr_locus): Likewise.
22744 (expr_filename): Don't use location_from_locus.
22745 (expr_lineno): Likewise.
22746 * rtl-error.c (location_for_asm): Remove old location code.
22747 * c-lex.c (cb_line_change): Remove old location code.
22748 (fe_file_change): Likewise.
22749 (cb_def_pragma): Likewise.
22750 (c_lex_with_flags): Likewise.
22751 * gengtype.c (do_typedef): Don't special-case location types.
22752 (define_location_structures): Remove.
22753 (main): Don't call define_location_structures.
22754 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22757 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22760 * builtins.def (BUILT_IN_STDARG_START): Remove.
22761 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22762 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22763 * tree-inline.c (inline_forbidden_p_1): Likewise.
22765 2008-02-26 Richard Guenther <rguenther@suse.de>
22767 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22768 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22769 (lookup_decl_from_uid): Declare.
22770 (remove_decl_from_map): Likewise.
22771 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22772 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22773 (decl_for_uid_map): New global hashtable mapping DECL_UID
22775 (init_ttree): Allocate it.
22776 (insert_decl_to_uid_decl_map): New helper function.
22777 (make_node_stat): Insert new decls into the map.
22778 (copy_node_stat): Likewise.
22779 (lookup_decl_from_uid): New function.
22780 (remove_decl_from_map): Likewise.
22781 (print_decl_for_uid_map_statistics): New helper.
22782 (dump_tree_statistics): Call it.
22784 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22785 (referenced_var_iterator): Adjust.
22786 (FOR_EACH_REFERENCED_VAR): Adjust.
22787 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22788 (num_referenced_vars): Adjust.
22789 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22790 (first_referenced_var): Remove.
22791 (end_referenced_vars_p): Likewise.
22792 (next_referenced_var): Likewise.
22793 (referenced_var_iterator_set): New helper function.
22794 * tree-dfa.c (referenced_var_lookup): Adjust.
22795 (referenced_var_check_and_insert): Likewise.
22796 (remove_referenced_var): Likewise.
22797 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22798 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22799 (verify_call_clobbering): Likewise.
22800 (verify_memory_partitions): Likewise.
22801 (init_tree_ssa): Allocate bitmap instead of hashtable for
22803 (delete_tree_ssa): Adjust.
22804 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22805 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22806 (compute_tag_properties): Likewise.
22807 (set_initial_properties): Likewise.
22808 (find_partition_for): Likewise.
22809 (update_reference_counts): Likewise.
22810 (dump_may_aliases_for): Likewise.
22811 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22812 (add_call_clobber_ops): Likewise.
22813 (add_call_read_ops): Likewise.
22814 (get_asm_expr_operands): Likewise.
22815 * tree-into-ssa.c (dump_decl_set): Likewise.
22816 (update_ssa): Likewise.
22817 * tree-sra.c (scan_function): Likewise.
22818 (decide_instantiations): Likewise.
22819 (scalarize_parms): Likewise.
22820 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22821 (dsa_named_for): Likewise.
22822 * tree-ssa-structalias.c (update_alias_info): Likewise.
22823 (merge_smts_into): Likewise.
22825 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22828 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22829 * c-opts.c (c_common_handle_option): Wall enables
22830 Wvolatile-register-var.
22831 * common.opt: Move Wvolatile-register-var to...
22834 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22836 * common.opt (Wlarger-than=): New.
22837 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22839 * opts.c (common_handle_option): Handle -Wlarger-than=.
22840 * optc-gen.awk: Likewise.
22841 * opth-gen.awk: Likewise.
22842 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22843 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22845 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22847 * c-common.c (match_case_to_enum_1): Add appropriate
22848 OPT_W* parameter to warning.
22849 (c_do_switch_warnings): Likewise.
22850 * c-typeck.c (warning_init): Add one more parameter following
22851 'warning' function.
22852 (push_init_level): Update call to warning_init.
22853 (pop_init_level): Likewise.
22854 (add_pending_init): Likewise.
22855 (output_init_element: Likewise.
22857 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22860 * toplev.c (toplev_main): If there are warnings or error, print
22861 errors for ignored options.
22862 * opts.c (ignored_options): New static variable.
22863 (postpone_unknown_option_error): New.
22864 (print_ignored_options): New.
22865 (handle_option): Postpone errors for unknown -Wno-* options.
22866 * opts.h (print_ignored_options): Declare.
22868 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22870 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22873 2008-02-25 Richard Guenther <rguenther@suse.de>
22876 2008-02-25 Richard Guenther <rguenther@suse.de>
22878 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22879 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22880 (lookup_decl_from_uid): Declare.
22881 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22882 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22883 (decl_for_uid_map): New global hashtable mapping DECL_UID
22885 (init_ttree): Allocate it.
22886 (insert_decl_to_uid_decl_map): New helper function.
22887 (make_node_stat): Insert new decls into the map.
22888 (copy_node_stat): Likewise.
22889 (lookup_decl_from_uid): New function.
22890 (print_decl_for_uid_map_statistics): New helper.
22891 (dump_tree_statistics): Call it.
22893 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22894 (referenced_var_iterator): Adjust.
22895 (FOR_EACH_REFERENCED_VAR): Adjust.
22896 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22897 (num_referenced_vars): Adjust.
22898 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22899 (first_referenced_var): Remove.
22900 (end_referenced_vars_p): Likewise.
22901 (next_referenced_var): Likewise.
22902 (referenced_var_iterator_set): New helper function.
22903 * tree-dfa.c (referenced_var_lookup): Adjust.
22904 (referenced_var_check_and_insert): Likewise.
22905 (remove_referenced_var): Likewise.
22906 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22907 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22908 (verify_call_clobbering): Likewise.
22909 (verify_memory_partitions): Likewise.
22910 (init_tree_ssa): Allocate bitmap instead of hashtable for
22912 (delete_tree_ssa): Adjust.
22913 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22914 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22915 (compute_tag_properties): Likewise.
22916 (set_initial_properties): Likewise.
22917 (find_partition_for): Likewise.
22918 (update_reference_counts): Likewise.
22919 (dump_may_aliases_for): Likewise.
22920 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22921 (add_call_clobber_ops): Likewise.
22922 (add_call_read_ops): Likewise.
22923 (get_asm_expr_operands): Likewise.
22924 * tree-into-ssa.c (dump_decl_set): Likewise.
22925 (update_ssa): Likewise.
22926 * tree-sra.c (scan_function): Likewise.
22927 (decide_instantiations): Likewise.
22928 (scalarize_parms): Likewise.
22929 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22930 (dsa_named_for): Likewise.
22931 * tree-ssa-structalias.c (update_alias_info): Likewise.
22932 (merge_smts_into): Likewise.
22934 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22937 * doc/invoke.texi (-fcx-limited-range): Document new option.
22938 * toplev.c (process_options): Handle -fcx-fortran-rules.
22939 * common.opt: Add documentation for -fcx-fortran-rules.
22941 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22944 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22945 actual behaviour and C99.
22947 2008-02-26 Ben Elliston <bje@au.ibm.com>
22949 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22950 (ASM_CPU_POWER6_SPEC): Likewise.
22951 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22952 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22953 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22955 2008-02-25 Richard Guenther <rguenther@suse.de>
22957 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22958 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22959 (lookup_decl_from_uid): Declare.
22960 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22961 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22962 (decl_for_uid_map): New global hashtable mapping DECL_UID
22964 (init_ttree): Allocate it.
22965 (insert_decl_to_uid_decl_map): New helper function.
22966 (make_node_stat): Insert new decls into the map.
22967 (copy_node_stat): Likewise.
22968 (lookup_decl_from_uid): New function.
22969 (print_decl_for_uid_map_statistics): New helper.
22970 (dump_tree_statistics): Call it.
22972 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22973 (referenced_var_iterator): Adjust.
22974 (FOR_EACH_REFERENCED_VAR): Adjust.
22975 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22976 (num_referenced_vars): Adjust.
22977 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22978 (first_referenced_var): Remove.
22979 (end_referenced_vars_p): Likewise.
22980 (next_referenced_var): Likewise.
22981 (referenced_var_iterator_set): New helper function.
22982 * tree-dfa.c (referenced_var_lookup): Adjust.
22983 (referenced_var_check_and_insert): Likewise.
22984 (remove_referenced_var): Likewise.
22985 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22987 (verify_call_clobbering): Likewise.
22988 (verify_memory_partitions): Likewise.
22989 (init_tree_ssa): Allocate bitmap instead of hashtable for
22991 (delete_tree_ssa): Adjust.
22992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22993 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22994 (compute_tag_properties): Likewise.
22995 (set_initial_properties): Likewise.
22996 (find_partition_for): Likewise.
22997 (update_reference_counts): Likewise.
22998 (dump_may_aliases_for): Likewise.
22999 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23000 (add_call_clobber_ops): Likewise.
23001 (add_call_read_ops): Likewise.
23002 (get_asm_expr_operands): Likewise.
23003 * tree-into-ssa.c (dump_decl_set): Likewise.
23004 (update_ssa): Likewise.
23005 * tree-sra.c (scan_function): Likewise.
23006 (decide_instantiations): Likewise.
23007 (scalarize_parms): Likewise.
23008 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23009 (dsa_named_for): Likewise.
23010 * tree-ssa-structalias.c (update_alias_info): Likewise.
23011 (merge_smts_into): Likewise.
23013 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23016 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23017 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23018 * alias.h (nonoverlapping_memrefs_p): Likewise.
23020 2008-02-25 Jan Beulich <jbeulich@novell.com>
23022 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23023 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23024 __emultls_get_address, __emultls_register_common,
23025 __floatundi?f, and _Unwind_GetIPInfo.
23026 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23027 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23028 (gen_regparm_prefix): Likewise.
23029 (i386_nlm_encode_section_info): Sync with
23030 config/i386/winnt.c:i386_pe_encode_section_info().
23031 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23032 i386_nlm_mangle_decl_assembler_name): New.
23033 (netware_override_options): New.
23034 * config/i386/netware.h (netware_override_options): Declare.
23035 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23036 (i386_nlm_mangle_decl_assembler_name): Declare.
23037 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23039 2008-02-25 Ben Elliston <bje@au.ibm.com>
23042 * c-decl.c (grokdeclarator): Remove unused local variables
23043 `typedef_type' and `type_as_written'.
23045 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23046 unused local variable `has_hot_blocks'.
23047 (fix_crossing_conditional_branches): Remove unused local variable
23050 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23052 PR middle-end/19984
23053 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23054 using DEF_C99_BUILTIN.
23055 (BUILT_IN_NANF): Ditto.
23056 (BUILT_IN_NANL): Ditto.
23058 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23059 Revital Eres <eres@il.ibm.com>
23061 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23062 regarding the order of two dependent insns in the same row.
23064 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23066 * stor-layout.c (layout_decl): Do not bump the alignment of a
23067 bit-field to more than byte alignment if it is packed.
23069 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23071 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23074 2008-02-24 Diego Novillo <dnovillo@google.com>
23076 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23079 * tree-vrp.c (vrp_evaluate_conditional): With
23080 -Wtype-limits, emit a warning when comparing against a
23081 constant outside the natural range of OP0's type.
23082 * c.opt (Wtype-limits): Move ...
23083 * common.opt (Wtype-limits): ... here.
23085 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23087 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23088 * config/rs6000/e300c2c3.md: New file.
23089 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23091 (rs6000_override_options): Add e300c2 and e300c3 cases to
23092 processor_target_table. Do not allow usage of Altivec or Spe
23093 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23094 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23095 * config/rs6000/rs6000.h (processor_type): Add
23096 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23097 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23098 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23099 and ppce300c3. Include e300c2c3.md.
23101 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23103 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23104 instead of TARGET_STRICT_ALIGN.
23106 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23108 * explow.c (memory_address): Assert that the generated address is
23111 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23114 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23115 * config/darwin-ppc-ldouble-patch.def: New file.
23116 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23117 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23118 SUBTARGET_INIT_BUILTINS if defined.
23119 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23122 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23125 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23126 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23128 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23131 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23132 file" warning condtional on -Winvalid-PCH.
23134 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23136 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23138 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23142 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23143 prevent reload from using MMX registers.
23144 (*mov<mode>_internal): Ditto.
23145 (*movv2sf_internal_rex64): Ditto.
23146 (*movv2sf_internal): Ditto.
23148 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23150 PR documentation/31569
23151 * doc/install.texi2html: Use makeinfo --no-number-sections.
23153 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23155 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23156 ensure that we can address an entire entity > 8 bytes. Don't
23157 generate reg+reg addressing for such data.
23159 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23161 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23162 strings when optimizing for size, unless the target cares about
23165 2008-02-22 Tom Tromey <tromey@redhat.com>
23167 * regclass.c (current_pass): Remove declaration.
23169 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23171 * config/avr/libgcc.S (__RAMPZ__): Define.
23172 (__do_copy_data): Add for devices with 128KB code memory.
23174 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23176 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23178 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23180 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23182 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23185 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23188 * c-typeck.c (build_binary_op): Warn about floating point
23189 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23191 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23194 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23195 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23197 (rs6000_override_options): Set altivec_abi as default, not override,
23198 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23199 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23200 is used; use new member spe_abi.
23201 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23202 spe_abi and altivec_abi.
23204 2008-02-22 Tomas Bily <tbily@suse.cz>
23206 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23208 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23211 * config.build (build_file_translate): Set to `CMD //c' only if
23213 * Makefile.in (build_file_translate): Improve comment.
23215 2008-02-21 Jan Hubicka <jh@suse.cz>
23217 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23218 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23219 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23221 2008-02-21 Michael Matz <matz@suse.de>
23224 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23226 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23228 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23229 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23230 as insn constraint.
23231 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23232 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23233 SSE_VEC_FLOAT_MODE_P as insn constraint.
23234 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23235 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23236 sse4a_movntdf using MODEF mode iterator.
23237 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23238 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23239 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23240 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23241 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23242 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23243 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23245 2008-02-21 Richard Guenther <rguenther@suse.de>
23247 * tree.def (PAREN_EXPR): New tree code.
23248 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23250 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23251 * expr.c (expand_expr_real_1): Likewise.
23252 * tree-inline.c (estimate_num_insns_1): Likewise.
23253 * tree-complex.c (expand_complex_move): Likewise.
23254 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23257 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23260 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23262 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23265 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23267 * config/sh/sh.c (find_barrier): Don't go past
23268 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23270 2008-02-20 DJ Delorie <dj@redhat.com>
23272 * config/h8300/h8300.md (insv): Force source operand to be a register.
23274 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23275 as a jump, not as a plain insn.
23277 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23279 * doc/invoke.texi (Warning Options): Add new option
23280 -Wframe-larger-than=.
23281 (-Wframe-larger-than): Document.
23283 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23284 Add declarations for new option variables.
23286 * final.c (final_start_function): Check the frame size
23287 before emission and issue a Wframe-larger-than warning.
23289 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23290 Add definitions for new option variables.
23291 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23293 * common.opt (Wframe-larger-than=): New option.
23295 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23297 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23298 (<sse>_div<mode>3): Ditto.
23299 (<sse>_vmdiv<mode>3): Ditto.
23300 (<sse>_vmsqrt<mode>2): Ditto.
23301 (*smax<mode>3): Ditto.
23302 (sse5_frcz<mode>2): Ditto.
23303 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23304 as insn constraint.
23306 2008-02-20 Richard Guenther <rguenther@suse.de>
23308 PR middle-end/35265
23309 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23310 be happy with INTEGRAL_TYPE_P.
23312 2008-02-20 Richard Guenther <rguenther@suse.de>
23314 * fold-const.c (split_tree): Associate floatig-point expressions
23315 if flag_associative_math is set.
23317 2008-02-20 Richard Guenther <rguenther@suse.de>
23319 * tree.h (fold_real_zero_addition_p): Declare.
23320 * fold-const.c (fold_real_zero_addition_p): Export.
23321 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23322 floating-point operations with zero and one.
23324 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23326 * doc/install.texi: Correct references to CFLAGS, replacing them
23327 with BOOT_CFLAGS. Document flags used during bootstrap for
23330 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23332 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23333 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23334 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23336 (smin<mode>3): Ditto from similar patterns.
23337 (smax<mode>3): Ditto.
23338 (*ieee_smin<mode>3): Ditto.
23339 (*ieee_smax<mode>3): Ditto.
23340 * config/i386/sse.md (sse): New mode attribute.
23341 (mov<mode>): Macroize expander from movv4sf and movv2df using
23342 SSEMODEF2P mode iterator.
23343 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23344 SSE_VEC_FLOAT_MODE_P as insn constraint.
23345 (storent<mode>): Ditto.
23346 (storent<mode>): Macroize expander from storentsf and storentdf using
23347 MODEF mode iterator.
23348 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23349 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23350 (abs<mode>2): Ditto from similar patterns.
23351 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23352 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23353 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23354 (<sse>_vmsqrt<mode>2): Ditto.
23355 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23356 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23357 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23358 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23359 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23360 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23361 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23363 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23364 iterator and SSE_FLOAT_MODE_P as insn constraint.
23365 (<sse>_ucomi): Ditto from similar patterns.
23366 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23367 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23368 SSE_VEC_FLOAT_MODE_P as insn constraint.
23369 (vcond<mode>): Ditto from similar patterns.
23370 (and<mode>3, *and<mode>3): Ditto.
23371 (<sse>_nand<mode>3): Ditto.
23372 (ior<mode>3, *ior<mode>3): Ditto.
23373 (xor<mode>3, *xor<mode>3): Ditto.
23374 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23375 iterator and SSE_FLOAT_MODE_P as insn constraint.
23376 (*nand<mode>3): Ditto from similar patterns.
23377 (*ior<mode>3): Ditto.
23378 (*xor<mode>3): Ditto.
23380 2008-02-20 Ira Rosen <irar@il.ibm.com>
23382 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23383 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23384 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23386 2008-02-19 Jan Hubicka <jh@suse.cz>
23388 * predict.c (tree_bb_level_predictions): Remove variable next
23389 mistakely introduced by previous commit.
23391 2008-02-19 Jan Hubicka <jh@suse.cz>
23393 * predict.c (predict_paths_leading_to): Rewrite.
23394 (predict_paths_for_bb): New.
23395 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23397 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23400 * Makefile.in (build_file_translate): New.
23401 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23402 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23403 * configure.ac (build_file_translate): Substitute it.
23404 * configure: Regenerate.
23406 2008-02-19 Jan Hubicka <jh@suse.cz>
23408 PR rtl-optimization/34408
23409 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23412 2008-02-19 Jan Hubicka <jh@suse.cz>
23414 PR middle-end/28779
23415 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23418 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23421 * config/i386/i386-modes.def: Revert the last DI alignment
23422 change until Ada people can look into it.
23424 2008-02-19 Nick Clifton <nickc@redhat.com>
23426 * opts.c (print_specific_help): Fix typo in --help text.
23428 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23431 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23432 32-bit inline asm without asm alternatives for host GCC < 3.0.
23434 2008-02-19 Richard Guenther <rguenther@suse.de>
23436 PR tree-optimization/34989
23437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23438 Allow propagation to INDIRECT_REF if we can simplify only.
23440 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23442 * c-common.c (warn_for_collisions_1): Use appropriate option when
23445 2008-02-19 Nick Clifton <nickc@redhat.com>
23448 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23449 (handle_options): Fix indentation.
23450 (print_filtered_help): If no language-specific options were
23451 displayed tell the user how to list all the options supported by
23452 the language's front-end.
23453 (print_specific_help): Fix indentation and remove duplicate line.
23454 (common_handle_option): Handle the -v option.
23455 For --help enable the display of undocumented options if the -v
23456 switch has been included on the command line.
23457 For --help= check for overlaps in the arguments between the option
23458 classes and the language names and issue a warning when they
23459 cannot be disambiguated.
23460 * c.opt (v): Pass on to the common option handler.
23462 2008-02-19 Revital Eres <eres@il.ibm.com>
23464 * modulo-sched.c (sms_schedule): Change dump message when
23465 create_ddg function fails.
23466 (try_scheduling_node_in_cycle): Rename row to cycle.
23467 (print_partial_schedule): Rename CYCLE to ROW.
23469 2008-02-19 Christian Bruel <christian.bruel@st.com>
23470 Zdenek Dvorak <ook@ucw.cz>
23472 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23474 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23477 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23478 (*x86_movdicc_0_m1_se): Ditto.
23480 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23482 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23483 (CMPtype): Define as __gcc_CMPtype.
23484 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23485 (CMPtype): Define as __gcc_CMPtype.
23487 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23489 Support valgrind 3.3 for --enable-checking=valgrind.
23490 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23492 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23493 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23494 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23495 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23496 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23497 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23498 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23500 * ggc-zone.c: Similar.
23501 * ggc-page.c: Similar.
23503 2008-02-19 Paul Brook <paul@codesourcery.com>
23506 * config/arm/ieee754-df.S: Fix do_it typo.
23507 * config/arm/ieee754-sf.S: Fix do_it typo.
23509 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23512 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23513 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23514 (OPTION_MASK_ISA_SSE_SET): Likewise.
23515 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23516 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23517 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23518 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23519 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23520 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23521 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23522 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23523 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23524 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23525 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23526 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23527 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23528 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23529 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23530 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23531 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23532 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23533 (OPTION_MASK_ISA_SSE4): Removed.
23534 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23535 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23536 (override_options): Don't turn on implied SSE/MMX bits in
23539 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23541 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23544 2008-02-18 Joey Ye <joey.ye@intel.com>
23546 PR middle-end/34921
23547 * tree-nested.c (insert_field_into_struct): Set type alignment
23548 to field alignment if the former is less than the latter.
23550 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23552 * BASE-VER: Set to 4.4.0.
23554 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23556 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23557 * doc/cfg.texi: Likewise.
23558 * doc/extend.texi: Likewise.
23559 * doc/gty.texi: Likewise.
23560 * doc/invoke.texi: Likewise.
23561 * doc/loop.texi: Likewise.
23562 * doc/md.texi: Likewise.
23563 * doc/passes.texi: Likewise.
23564 * doc/rtl.texi: Likewise.
23565 * doc/sourcebuild.texi: Likewise.
23566 * doc/tm.texi: Likewise.
23567 * doc/tree-ssa.texi: Likewise.
23569 2008-02-17 Richard Guenther <rguenther@suse.de>
23571 PR middle-end/35227
23572 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23573 without default definition.
23575 2008-02-17 Richard Guenther <rguenther@suse.de>
23577 PR tree-optimization/35231
23578 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23581 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23584 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23585 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23586 libgcc_cmp_return mode.
23588 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23591 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23593 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23595 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23598 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23600 * doc/c-tree.texi: Use `@.' where appropriate.
23601 * doc/extend.texi: Likewise.
23602 * doc/install.texi: Likewise.
23603 * doc/invoke.texi: Likewise.
23604 * doc/loop.texi: Likewise.
23605 * doc/makefile.texi: Likewise.
23606 * doc/md.texi: Likewise.
23607 * doc/passes.texi: Likewise.
23608 * doc/standards.texi: Likewise.
23609 * doc/tm.texi: Likewise.
23611 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23613 PR middle-end/35196
23614 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23616 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23617 rather than in entry_bb.
23619 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23621 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23622 libgcc_cmp_return mode.
23624 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23626 PR middle-end/35130
23627 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23628 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23630 2008-02-15 Richard Guenther <rguenther@suse.de>
23631 Zdenek Dvorak <ook@ucw.cz>
23633 PR tree-optimization/35164
23634 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23635 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23636 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23637 Only propagate addresses which do not have abnormal SSA_NAMEs
23640 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23643 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23645 2008-02-15 Jan Hubicka <jh@suse.cz>
23647 PR middle-end/35149
23648 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23650 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23652 PR middle-end/34621
23653 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23654 when calculating alignment_pad.
23656 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23658 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23659 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23660 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23661 and STACK_BOUNDARY define.
23663 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23665 PR preprocessor/35061
23666 * c-pragma.c (handle_pragma_pop_macro): Check that
23667 pushed_macro_table has been allocated.
23669 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23671 PR middle-end/35136
23672 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23673 (force_gimple_operand): Likewise.
23674 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23675 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23676 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23677 (find_interesting_uses_address): Check addressability and alignment
23678 of the base expression only after substituting bases of IVs into it.
23680 2008-02-14 Michael Matz <matz@suse.de>
23683 * function.c (instantiate_virtual_regs_in_insn): Reload address
23684 before falling back to reloading the whole operand.
23686 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23688 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23689 before the first section switch note.
23691 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23693 * doc/bugreport.texi: Update copyright years.
23694 * doc/c-tree.texi: Likewise.
23695 * doc/cfg.texi: Likewise.
23696 * doc/cpp.texi: Likewise.
23697 * doc/cppinternals.texi: Likewise.
23698 * doc/fragments.texi: Likewise.
23699 * doc/frontends.texi: Likewise.
23700 * doc/gcc.texi: Likewise.
23701 * doc/gty.texi: Likewise.
23702 * doc/hostconfig.texi: Likewise.
23703 * doc/implement-c.texi: Likewise.
23704 * doc/libgcc.texi: Likewise.
23705 * doc/loop.texi: Likewise.
23706 * doc/makefile.texi: Likewise.
23707 * doc/options.texi: Likewise.
23708 * doc/passes.texi: Likewise.
23709 * doc/rtl.texi: Likewise.
23710 * doc/sourcebuild.texi: Likewise.
23711 * doc/standards.texi: Likewise.
23712 * doc/tree-ssa.texi: Likewise.
23713 * doc/trouble.texi: Likewise.
23715 * doc/extend.texi: Use @: or add comma where appropriate.
23716 * doc/invoke.texi: Likewise.
23717 * doc/tm.texi: Likewise.
23719 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23722 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23725 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23727 * doc/md.texi (clz, ctz): Add reference.
23728 * doc/rtl.texi (clz, ctz): Likewise.
23730 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23733 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23736 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23738 * config/s390/s390.c (struct constant_pool): New field
23739 emit_pool_after added.
23740 (s390_mainpool_start): Set the emit_pool_after flag according
23741 to the section switch notes.
23742 (s390_mainpool_finish): Consider emit_pool_after when emitting
23743 the literal pool at the end of the function.
23744 (s390_chunkify_start): Force literal pool splits at section
23747 2008-02-13 Michael Matz <matz@suse.de>
23750 * var-tracking.c (clobber_variable_part): Correctly traverse the
23753 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23756 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23757 Add -fdump-ipa-inline.
23758 * tree-dump.c (dump_files): Remove tree-inlined dump.
23759 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23761 2008-02-12 Richard Guenther <rguenther@suse.de>
23763 PR tree-optimization/35171
23764 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23767 2008-02-12 Richard Guenther <rguenther@suse.de>
23769 PR middle-end/35163
23770 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23771 value-preserving mode. Disallow final truncation.
23773 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23775 PR middle-end/35136
23776 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23777 code from here to...
23778 (force_gimple_operand): ...here.
23780 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23783 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23784 non-compatible pointers.
23785 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23786 different FIELD_DECLs, try harder by comparing field offsets, sizes
23789 PR inline-asm/35160
23790 * function.c (match_asm_constraints_1): Don't replace the same input
23793 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23795 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23796 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23797 (expand_epilogue): Restore RAMPZ register.
23798 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23800 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23802 * config/i386/cygwin.asm: (__alloca): Correct calling
23803 convention and alignment.
23804 (__chkstk): Force 8 byte stack alignment.
23806 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23807 Richard Guenther <rguenther@suse.de>
23809 PR tree-optimization/33992
23810 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23811 the zero we compare against.
23813 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23815 PR libfortran/35063
23816 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23817 to CloseHandle after unlocking to prevent accumulation of handle
23820 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23822 PR middle_end/34150
23823 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23824 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23825 and update LABEL_NUSES during and after reload.
23827 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23829 PR middle-end/34627
23830 * combine.c (simplify_if_then_else): Make sure the comparison is
23831 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23833 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23836 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23837 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23838 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23839 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23840 * tree.h (get_type_static_bounds): Likewise.
23842 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23844 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23845 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23846 Make -Wfoo language annotations match what the compiler outputs.
23848 2008-02-08 Sa Liu <saliu@de.ibm.com>
23850 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23851 intrinsics spu_convts, spu_convtu, spu_convtf.
23853 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23855 * doc/extend.texi (Function Attributes) <noinline>: Mention
23856 asm ("") as method to keep calls.
23858 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23861 * doc/options.texi (Options): Replace references to opts.sh with
23863 * opts-common.c: Likewise.
23864 * optc-gen.awk: Likewise.
23866 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23868 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23870 2008-02-07 Richard Henderson <rth@redhat.com>
23873 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23874 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23877 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23879 PR tree-optimization/35085
23880 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23881 for operand entry oe2 in addition to operand entry oe3 in order to
23882 expose more opportunities for vectorizer sum reduction.
23884 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23887 * Makefile.in (LIBS): Remove $(GMPLIBS).
23888 (cc1-dummy, cc1): Add $(GMPLIBS).
23890 2008-02-06 Jan Hubicka <jh@suse.cz>
23893 * i386.md (moddf_integer): Do not produce partial memory stalls for
23894 targets where it hurts.
23896 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23899 * optabs.c (expand_float): Do not check for decimal modes when
23900 expanding unsigned integer through signed conversion.
23902 2008-02-06 Nick Clifton <nickc@redhat.com>
23904 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23905 inside the clobber with a match_operand and duplicated operand
23906 number in the constraint.
23907 (ineqbranchsi): Delete redundant comment.
23909 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23911 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23912 builtin_define ("__USE_INIT_FINI__").
23913 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23915 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23917 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23919 PR documentation/30330
23920 * doc/invoke.texi (C++ Dialect Options)
23921 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23922 For each warning option -Wfoo that allows -Wno-foo, ensure both
23923 -Wfoo and -Wno-foo are listed in the option index. Fix index
23924 entry of -Wswitch-default, index -Wnormalized= including the
23925 `=', and -Wlarger-than-@var{len} including @var{len}.
23927 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23929 * config/i386/i386.md (floatunssisf2): Use
23930 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23931 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23932 Macroize expander using MODEF mode iterator.
23934 2008-02-05 Diego Novillo <dnovillo@google.com>
23936 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23939 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23941 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23944 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23946 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23949 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23950 to indicate if a message should be generated.
23951 (init_cumulative_args): Updated.
23952 (function_value_32): Likewise.
23954 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23956 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23958 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23961 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23962 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23964 2008-02-04 Diego Novillo <dnovillo@google.com>
23966 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23969 * tree-vrp.c (vrp_evaluate_conditional): With
23970 -Wtype-limits, emit a warning when comparing against a
23971 constant outside the natural range of OP0's type.
23973 2008-02-04 Richard Guenther <rguenther@suse.de>
23975 PR middle-end/33631
23976 * expr.c (count_type_elements): Give for unions instead of
23979 2008-02-04 Richard Guenther <rguenther@suse.de>
23981 PR middle-end/35043
23982 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23983 to TYPE_DOMAINs base type instead of using bitsizetype here.
23985 2008-02-03 Jason Merrill <jason@redhat.com>
23987 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23989 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23992 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23993 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23994 (RS/6000 and PowerPC Options): Fix typos and markup.
23995 * doc/passes.texi (Tree-SSA passes): Likewise.
23997 2008-02-02 Michael Matz <matz@suse.de>
24000 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24001 from record_last_reg_set_info.
24002 (record_last_reg_set_info): Take an RTX argument, iterate over all
24003 constituent hardregs.
24004 (record_last_set_info, record_opr_changes): Change calls to
24005 new signature or to record_last_reg_set_info_regno.
24007 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24009 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24011 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24013 PR rtl-optimization/34773
24014 * reg-notes.def (EQUAL): Mention significance of combination of
24015 REG_EQUAL and REG_RETVAL.
24016 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24017 insn that has a REG_RETVAL.
24019 2008-02-01 Roger Sayle <roger@eyesopen.com>
24022 * configure.ac (--enable-fixed-point): Disable unless explicitly
24024 * configure: Regenerate.
24026 2008-02-01 Richard Guenther <rguenther@suse.de>
24029 * invoke.texi (-finline-limit): Remove no longer true parts
24030 of the documentation. Note that there is no default value.
24032 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24033 Mark Mitchell <mark@codesourcery.com>
24034 Ben Elliston <bje@au.ibm.com>
24037 * doc/extend.texi (Other Builtins): Document.
24039 2008-01-31 Tom Browder <tom.browder@gmail.com>
24041 * doc/c-tree.texi (Types): Fix grammar.
24042 (Expression trees): Ditto.
24043 * doc/passes.texi (Tree-SSA passes): Ditto.
24045 * doc/configterms.texi (Configure Terms): Fix typo.
24046 * doc/cpp.texi (Common Predefined Macros): Ditto.
24047 * doc/md.texi (Machine Constraints): Ditto.
24049 * doc/makefile.texi (Makefile): Add comma.
24051 2008-01-31 Tom Browder <tom.browder@gmail.com>
24052 Gerald Pfeifer <gerald@pfeifer.com>
24054 * doc/sourcebuild.texi (Front End): Remove references to CVS
24055 and CVSROOT/modules.
24056 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24057 (Back End): Remove reference to CVS.
24059 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24062 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24064 (mips16_gp_pseudo_reg): ...here.
24065 * config/mips/mips.md (load_const_gp): Replace with...
24066 (load_const_gp_<mode>): ...this :P-based insn.
24068 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24070 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24071 options. Minor fixes.
24072 (-std): Move reference to standards closer to where language
24073 standards are first mentioned.
24075 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24077 PR rtl-optimization/34995
24078 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24079 parameter and return a bool. If the rtx parameter is nonnull,
24080 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24081 (find_reloads): Update call accordingly. Pass the new operand
24082 if it needed no address reloads, otherwise pass null.
24084 2008-01-30 Richard Henderson <rth@redhat.com>
24087 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24088 for unbounded arrays.
24090 2008-01-30 Silvius Rus <rus@google.com>
24092 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24094 2008-01-30 Jan Hubicka <jh@suse.cz>
24097 * i386.c (init_cumulative_args): Use real function declaration when
24100 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24102 PR rtl-optimization/34998
24103 * global.c (build_insn_chain): Treat non-subreg_lowpart
24104 SUBREGs of pseudos as clobbering all the words covered by the
24105 SUBREG, not just all the bytes.
24106 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24107 original df_ref rather than an extract parameter.
24108 (global_conflicts): Update call accordingly.
24110 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24112 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24113 the overflow check to make it easier to read.
24114 (__fixtfdi): Change the type of the ll member in union
24115 long_double to UDItype_x.
24117 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24119 PR middle-end/34969
24120 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24121 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24122 * tree-inline.c (fold_marked_statements): Call
24123 cgraph_update_edges_for_call_stmt if folding a call statement.
24124 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24125 debug_generic_stmt calls, reset it back afterwards.
24128 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24130 * c-typeck.c (build_external_ref): Don't pedwarn about
24131 static vars in current function's scope.
24133 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24135 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24137 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24140 * ipa-struct-reorg.c: Fix spelling.
24141 * params.def: Ditto.
24143 2008-01-29 Richard Guenther <rguenther@suse.de>
24145 PR middle-end/35006
24146 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24148 * tree-inline.c (remap_type): Increment remapping_type_depth
24149 around remapping types.
24150 (copy_body_r): Only add referenced variables if they are referenced
24151 from code, not types.
24153 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24164 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24165 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24167 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24170 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24171 pointer for tiny stack.
24173 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24175 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24177 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24179 * config/vx-common.h: Fix typo in comment.
24181 2008-01-28 Ian Lance Taylor <iant@google.com>
24185 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24186 coalesce pointers if they have different DECL_NO_TBAA_P values.
24187 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24188 between variables with different DECL_NO_TBAA_P values.
24190 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24193 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24194 are not legitimate small data references on SPE targets.
24196 2008-01-28 David Daney <ddaney@avtrex.com>
24198 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24200 2008-01-28 David Daney <ddaney@avtrex.com>
24202 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24204 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24206 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24207 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24208 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24209 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24210 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24211 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24212 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24213 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24215 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24217 * basic-block.h (condjump_equiv_p): Fix comment.
24219 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24221 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24222 print_generic_stmt_indented): Fix comment.
24224 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24226 * configure.ac (__stack_chk_fail): Add detecion for availability
24227 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24228 * configure: Regenerate.
24230 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24232 PR middle-end/34688
24233 * final.c (output_addr_const): Handle TRUNCATE.
24235 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24238 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24239 (zero_cost, infinite_cost): New constants.
24240 (struct cost_pair): Change type of cost to comp_cost.
24241 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24242 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24244 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24245 split_address_cost, ptr_difference_cost, difference_cost,
24246 get_computation_cost_at, get_computation_cost,
24247 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24248 determine_use_iv_cost_condition, determine_use_iv_costs,
24249 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24250 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24251 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24252 Change type of cost to comp_cost.
24253 (determine_iv_cost): Increase cost of non-original ivs, instead
24254 of decreasing the cost of original ones.
24255 (get_address_cost): Indicate the complexity of the addressing mode
24257 (try_add_cand_for): Prefer using ivs not specific to some object.
24258 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24260 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24261 Janis Johnson <janis187@us.ibm.com>
24264 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24265 (TARGET_INSTANTIATE_DECLS): Likewise.
24266 * target.h (expand_to_rtl_hook): New target hook.
24267 (instantiate_decls): Likewise.
24268 * function.c (instantiate_decl): Make non-static. Rename to...
24269 (instantiate_decl_rtl): ... this.
24270 (instantiate_expr): Use instantiate_decl_rtl.
24271 (instantiate_decls_1): Likewise.
24272 (instantiate_decls): Likewise.
24273 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24274 * function.h (instantiate_decl_rtl): Add prototype.
24275 * cfgexpand.c (target.h): New include.
24276 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24277 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24278 (TARGET_INSTANTIATE_DECLS): Likewise.
24279 (TARGET_INITIALIZER): New target hooks added.
24280 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24282 * config/rs6000/rs6000.c (tree-flow.h): New include.
24283 (machine_function): Add sdmode_stack_slot field.
24284 (rs6000_alloc_sdmode_stack_slot): New function.
24285 (rs6000_instantiate_decls): Likewise.
24286 (rs6000_secondary_memory_needed_rtx): Likewise.
24287 (rs6000_check_sdmode): Likewise.
24288 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24289 (TARGET_INSTANTIATE_DECLS): Likewise.
24290 (rs6000_hard_regno_mode_ok): Allow SDmode.
24291 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24292 (rs6000_emit_move): Handle SDmode.
24293 (function_arg_advance): Likewise.
24294 (function_arg): Likewise.
24295 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24296 SDmode var args for 32-bit compiles.
24297 (rs6000_secondary_reload_class): Handle SDmode.
24298 (rs6000_output_function_epilogue): Likewise.
24299 (rs6000_function_value): Simplify if statement.
24300 (rs6000_libcall_value): Likewise.
24301 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24302 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24303 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24304 (movsd_hardfloat): New define_insn.
24305 (movsd_softfloat): Likewise.
24306 (movsd_store): Likewise.
24307 (movsd_load): Likewise.
24308 (extendsddd2): Likewise.
24309 (extendsdtd2): Likewise.
24310 (truncddsd2): Likewise.
24311 (movdd_hardfloat64): Fixup comment.
24312 (UNSPEC_MOVSD_LOAD): New constant.
24313 (UNSPEC_MOVSD_STORE): Likewise.
24315 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24318 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24320 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24321 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24322 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24323 and TRUTH_XOR_EXPR.
24325 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24328 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24329 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24330 __LONGDOUBLE128 too.
24331 * config/rs6000/aix61.h: New file.
24333 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24335 PR rtl-optimization/34959
24336 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24337 popcount and parity rtxes the same mode as their operand.
24338 Truncate or extend the result to the return value's mode
24341 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24344 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24345 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24346 to GOT_VERSION_REGNUM.
24347 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24348 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24349 * config/mips/mips.c (mips_emit_call_insn): New function.
24350 (mips_call_tls_get_addr): Call mips_expand_call directly.
24351 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24353 (mips16_build_call_stub): Likewise. Return the call insn or null.
24354 (mips_expand_call): Update the call to mips16_build_call_stub
24355 accordingly and a remove redundant condition. Assert that MIPS16
24356 stubs do not use lazy binding. Use mips_emit_call_insn and return
24358 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24360 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24361 (mips_avoid_hazard): Remove hazard_set handling.
24362 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24363 (UNSPEC_RESTORE_GP): ...this.
24364 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24365 (FAKE_CALL_REGNO): Rename to...
24366 (GOT_VERSION_REGNUM): ...this.
24367 (type): Add "ghost" value. Add an associated insn reservation.
24368 (hazard_set): Remove.
24369 (exception_receiver): Rename to...
24370 (restore_gp): ...this and update the unspec identifier accordingly.
24371 (exception_receiver, nonlocal_got_receiver): New expanders.
24372 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24373 FAKE_CALL_REGNO. Remove hazard_set attribute.
24374 (set_got_version, update_got_version): New patterns.
24376 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24379 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24381 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24384 * doc/install.texi2html: Generate gcc-vers.texi.
24386 2008-01-25 DJ Delorie <dj@redhat.com>
24388 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24390 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24392 * config/c4x: Remove directory.
24393 * config.gcc (crx-*, mt-*): Mark obsolete.
24394 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24395 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24396 sh-*-rtemscoff*): Remove cases.
24397 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24398 * real.c (encode_c4x_single, decode_c4x_single,
24399 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24400 c4x_extended_format): Remove.
24401 * real.h (c4x_single_format, c4x_extended_format): Remove.
24402 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24404 (Pragmas): Remove comment about c4x pragmas.
24405 * doc/install.texi (c4x): Remove target-specific instructions.
24406 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24407 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24408 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24409 refer to C4x source files as examples.
24410 (C4X_FLOAT_FORMAT): Remove documentation.
24412 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24414 * config/bfin/bfin.c (override_options): Reorder tests so that
24415 flag_pic gets enabled for -msep-data.
24417 2008-01-25 Richard Guenther <rguenther@suse.de>
24419 PR middle-end/32244
24420 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24421 to its bitfield precision if required.
24423 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24425 PR middle-end/33880
24426 * tree-nested.c (walk_omp_for): New function.
24427 (convert_nonlocal_reference, convert_local_reference): Call
24428 walk_omp_for on OMP_FOR.
24429 (convert_call_expr): Call walk_body on OMP_FOR's
24430 OMP_FOR_PRE_INIT_BODY.
24432 2008-01-25 Richard Guenther <rguenther@suse.de>
24434 PR tree-optimization/34966
24435 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24436 default defs and PHI_NODEs we have to insert after the
24437 defining statement.
24439 2008-01-24 Nick Clifton <nickc@redhat.com>
24441 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24442 Provide a default definition.
24443 (LIBGCC2_UNITS_PER_WORD): Likewise.
24445 * config/stormy16/stormy16.c: Include df.h for the prototype
24446 for df_regs_ever_live_p.
24447 (xstormy16_expand_builtin_va_start): Convert the stack offset
24448 into a component_ref and then use POINTER_PLUS_EXPR to add it
24449 to the incoming_virtual_args_rtx.
24450 (xstormy16_gimplify_va_arg_expr): Rename to
24451 xstormy16_gimplify_va_arg_expr.
24452 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24453 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24454 xstormy16_gimplify_va_arg_expr.
24455 Fix up some formatting issues.
24457 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24458 Move to predicates.md.
24459 (xs_hi_general_operand): Likewise.
24460 (xs_hi_nonmemory_operand): Likewise.
24461 * config/stormy16/predicates.md:
24462 (xstormy16_carry_plus_operand): New predicate.
24463 (xs_hi_general_operand): New predicate.
24464 (xs_hi_nonmemory_operand): New predicate.
24465 * config/stormy16/stormy16-protos.h:
24466 (xstormy16_carry_plus_operand): Delete prototype.
24467 (xs_hi_general_operand): Likewise.
24468 (xs_hi_nonmemory_operand): Likewise.
24470 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24471 modifiers as they are no longer needed and they can trigger
24472 reload spill failures.
24474 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24475 with a match_operand in order to help reload.
24477 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24478 constraint with 'e' for the 8th alternative as this version of
24479 the mov.w instruction only accepts the lower 8 registers.
24481 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24484 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24485 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24488 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24490 PR middle-end/33333
24491 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24493 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24495 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24497 (remove_structure): Update allocations list before removing structure.
24499 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24501 * ipa-struct-reorg.c (is_safe_cond_expr,
24502 create_new_stmts_for_cond_expr): Use integer_zerop function,
24503 that recognize not only zero-pointer, but zero-integer too.
24505 2008-01-25 Ben Elliston <bje@au.ibm.com>
24508 * fixproto: Escape "." in sed expression that strips leading "./".
24510 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24513 * gcc.c (SWITCH_OK): Removed.
24514 (SWITCH_LIVE): Changed to bit.
24515 (SWITCH_FALSE): Likewise.
24516 (SWITCH_IGNORE): Likewise.
24517 (switchstr): Change live_cond to unsigned int.
24518 (process_command): Replace SWITCH_OK with 0.
24519 (do_self_spec): Likewise.
24520 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24521 (give_switch): Likewise.
24522 (used_arg): Likewise.
24523 (do_spec_1): Set the SWITCH_IGNORE bit.
24524 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24525 bits. Set the SWITCH_LIVE bit.
24527 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24529 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24531 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24533 PR tree-optimization/34472
24534 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24535 parameter to a "bool *" and set *DATA to false if there is
24536 an unsafe access. Do not delete the structure here.
24537 (check_cond_exprs): Delete it here instead.
24538 (check_cond_exprs, exclude_cold_structs): Do not increase
24539 I when removing a structure.
24541 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24544 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24545 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24547 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24549 PR middle-end/34934
24550 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24551 a fixed vector for stack.
24553 2008-01-24 Ben Elliston <bje@au.ibm.com>
24556 * doc/gcc.texi (Software development): Add a direntry for g++.
24558 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24560 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24561 stale and straggling -fforce-addr comments above.
24563 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24565 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24566 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24568 2008-01-23 Michael Matz <matz@suse.de>
24571 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24574 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24576 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24577 malloc result type.
24579 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24581 * config/avr/avr.c (avr_current_arch): New variable.
24582 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24583 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24584 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24585 (avr_override_options): Init 'avr_current_arch'.
24586 (base_arch_s): Move from here...
24587 * config/avr/avr.h (base_arch_s): ... here. Add new members
24588 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24589 'mega' to 'have_jmp_call'.
24590 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24591 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24593 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24595 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24596 MULTILIB_MATCHES): Ditto.
24598 2008-01-23 Richard Guenther <rguenther@suse.de>
24600 PR middle-end/31529
24601 * cgraphunit.c (cgraph_reset_node): Always mark the node
24602 not reachable if it is not queued already.
24604 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24606 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24607 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24608 (cputype_selected): New static variable.
24609 (bfin_handle_option): Set it if -mcpu is used.
24610 (override_option): Select default set of workarounds if no cpu type
24611 selected on the command line.
24612 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24614 From Michael Frysinger <michael.frysinger@analog.com>
24615 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24616 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24618 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24619 for bf547, bf523, bf524, and bf526.
24620 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24622 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24623 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24624 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24625 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24626 * doc/invoke.texi (Blackfin Options): Document that
24627 -mcpu now accept bf547, bf523, bf524, and bf526.
24629 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24631 PR rtl-optimization/34628
24632 * combine.c (try_combine): Stop and undo after the first combination
24633 if an autoincrement side-effect on the first insn has effectively
24636 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24639 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24640 Offset addresses are not valid for Altivec or paired float modes.
24642 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24645 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24646 if DECL_INITIAL (decl) is error_mark_node.
24649 * c-common.c (handle_vector_size_attribute): Only allow
24650 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24651 the same way as pointer, array etc. types.
24652 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24655 * tree.c (build_type_attribute_qual_variant): Call
24656 build_qualified_type if attributes are equal, but quals are not.
24658 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24661 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24662 * flags.h (warn_strict_aliasing): Remove.
24663 (warn_strict_overflow): Remove.
24664 * opts.c (warn_strict_aliasing): Remove.
24665 (warn_strict_overflow): Remove.
24666 * c-opts.c (c_common_handle_option): -Wall only sets
24667 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24668 (c_common_post_options): Give default values to -Wstrict-aliasing
24669 and -Wstrict-overflow if they are uninitialized.
24670 * common.opt (Wstrict-aliasing): Specify Var and Init.
24671 (Wstrict-overflow): Likewise.
24673 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24675 PR rtl-optimization/26854
24676 PR rtl-optimization/34400
24677 PR rtl-optimization/34884
24678 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24680 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24681 (df_rd_bb_info.expanded_lr_out): Deleted
24682 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24683 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24684 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24685 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24686 Removed code to allocate, initialize or free expanded_lr_out.
24687 (df_rd_bb_local_compute_process_def): Restructured to make more
24689 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24690 sets if the sets are being trimmed.
24692 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24695 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24696 (as_vers): Likewise.
24697 * configure: Regenerated.
24699 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24701 PR middle-end/33092
24702 * tree-pass.h (pass_build_alias): New pass.
24703 * tree-ssa-alias.c (gate_build_alias): New.
24704 (pass_build_alias): New.
24705 * passes.c (init_optimization_passes): Add pass_build_alias after
24706 pass_create_structure_vars.
24708 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24710 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24711 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24712 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24713 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24714 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24715 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24716 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24717 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24718 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24719 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24720 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24721 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24722 * config/s390/s390.md (FP_ALL): New mode iterator.
24723 (_d): New mode attribute.
24724 ("*signbit<mode>2>"): Changed mode of first operand.
24725 ("isinf<mode>2"): Changed mode of first operand.
24726 ("*TDC_insn"): Adaptation for DFP modes.
24728 2008-01-22 Ben Elliston <bje@au.ibm.com>
24730 * tree.c (check_qualified_type): Improve function description.
24732 2008-01-21 Jason Merrill <jason@redhat.com>
24735 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24736 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24739 2008-01-21 DJ Delorie <dj@redhat.com>
24741 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24744 2008-01-21 Richard Guenther <rguenther@suse.de>
24746 PR middle-end/34856
24747 * tree-cfg.c (verify_expr): Allow all invariant expressions
24748 instead of just constant class ones as reference argument.
24749 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24750 like any other constant.
24751 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24753 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24755 * regmove.c (fixup_match_1): Update call crossed frequencies.
24757 2008-01-21 Richard Guenther <rguenther@suse.de>
24760 * tree-inline.c (setup_one_parameter): Deal with mismatched
24761 types using a VIEW_CONVERT_EXPR.
24763 2008-01-21 Alon Dayan <alond@il.ibm.com>
24764 Olga Golovanevsky <olga@il.ibm.com>
24766 PR tree-optimization/34701
24767 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24768 when the structure size is not a power of 2.
24770 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24772 * doc/install.texi: Add doc for --enable-checking=df.
24774 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24776 PR rtl-optimization/34808
24777 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24779 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24781 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24784 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24786 PR rtl-optimization/26854
24787 PR rtl-optimization/34400
24788 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24790 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24791 (df_rd_bb_info.expanded_lr_out): New.
24792 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24793 * loop_iv.c (iv_analysis_loop_init): Ditto.
24794 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24795 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24796 Added code to allocate, initialize or free expanded_lr_out.
24797 (df_rd_bb_local_compute_process_def): Restructured to make
24798 more understandable.
24799 (df_rd_confluence_n): Add code to do nothing with fake edges and
24800 code to no apply invalidate_by_call sets if the sets are being trimmed.
24801 (df_lr_local_finalize): Renamed to df_lr_finalize.
24802 (df_live_local_finalize): Renamed to df_live_finalize.
24804 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24807 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24808 deciding whether to use reciprocal instructions.
24810 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24812 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24813 dwarf2out_note_section_used if cold_text_section is NULL.
24815 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24817 PR gcov-profile/34610
24818 * tree-cfg.c (make_edges): Mark both outgoing edges from
24819 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24820 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24821 from OMP_FOR and OMP_CONTINUE outgoing edges.
24823 * tree-profile.c (tree_profiling): Return early if
24824 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24826 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24827 from cfun to child_cfun.
24828 * function.h (struct function): Add after_tree_profile bit.
24830 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24832 * config/avr/avr.S (_exit): Disable interrupt.
24834 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24835 Steven Bosscher <stevenb.gcc@gmail.com>
24837 PR rtl-optimization/26854
24838 PR rtl-optimization/34400
24839 * df-problems.c (df_live_scratch): New scratch bitmap.
24840 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24841 (df_live_reset): Clear the proper bitmaps.
24842 (df_live_bb_local_compute): Only process the artificial defs once
24843 since the order is not important.
24844 (df_live_init): Init the df_live sets only with the variables
24845 found live by df_lr.
24846 (df_live_transfer_function): Use the df_lr sets to prune the
24847 df_live sets as they are being computed.
24848 (df_live_free): Free df_live_scratch.
24850 2008-01-18 Ian Lance Taylor <iant@google.com>
24852 * common.opt: Add fmerge-debug-strings.
24853 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24854 flag_merge_debug_strings rather than flag_merge_constants.
24855 * doc/invoke.texi (Option Summary): Mention
24856 -fmerge-debug-strings.
24857 (Debugging Options): Document -fmerge-debug-strings.
24859 2008-01-18 Ian Lance Taylor <iant@google.com>
24862 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24863 (struct tree_function_decl): Add new field operator_new_flag.
24864 * tree-inline.c (expand_call_inline): When inlining a call to
24865 operator new, force the return value to go into a variable, and
24866 set DECL_NO_TBAA_P on that variable.
24867 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24869 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24872 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24873 DWARF2_DEBUGGING_INFO.
24874 (dwarf2out_note_section_used): Ditto. Add prototype.
24875 (have_multiple_function_sections, text_section_used,
24876 cold_text_section_used, *cold_text_sections): Move declarations
24879 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24881 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24882 field and add signal_ra.
24883 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24884 assignments to frame state pc. Move end of stack check after
24885 MD_FALLBACK_FRAME_STATE_FOR.
24886 (uw_update_context_1): Use frame state signal_regs if set, instead
24887 of checking signal_frame flag.
24888 (uw_update_context): Use frame state signal_ra if set.
24889 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24890 * config/xtensa/linux-unwind.h: New file.
24892 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24894 * modulo-sched.c (get_sched_window): Fix comment typo.
24896 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24898 PR tree-optimization/34648
24899 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24901 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24903 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24904 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24906 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24908 PR rtl-optimization/34400
24909 * df-core.c (df_worklist_dataflow_overeager,
24910 df_worklist_dataflow_doublequeue): New functions.
24911 (df_worklist_dataflow): Two different worklist solvers.
24912 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24915 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24918 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24919 and ftree-parallelize-loops.
24921 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24923 PR rtl-optimization/34826
24924 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24926 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24928 * global.c (find_reg): Mark the eh regs as used if necessary.
24929 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24930 * ra.h (struct allocno): no_eh_reg field added. Changed
24931 no_stack_reg type to bitfield.
24933 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24935 * tree.c (substitute_in_expr): Add missing 'break'.
24937 2008-01-17 Richard Guenther <rguenther@suse.de>
24939 PR tree-optimization/34825
24940 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24941 x / x as division to handle.
24943 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24945 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24946 "-pthread" is specified.
24947 * pa-hpux11.h (LIB_SPEC): Likewise.
24949 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24950 Peter Bergner <bergner@vnet.ibm.com>
24952 PR rtl-optimization/33796
24953 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24955 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24957 PR libgfortran/34699
24958 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24960 * pa-hpux10.h (LINK_SPEC): Likewise.
24961 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24963 2008-01-16 Richard Guenther <rguenther@suse.de>
24965 PR middle-end/32628
24966 * fold-const.c (fold_convert_const_int_from_int): Do not
24967 set overflow if that occured only because of a sign extension
24968 change when converting from/to a sizetype with the same
24969 precision and signedness.
24971 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24974 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24975 location address to the correct place. Update copyright year.
24977 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24979 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24980 no dependences in the dependence_relations vector.
24982 2008-01-16 Jan Hubicka <jh@suse.cz>
24984 PR rtl-optimization/31396
24985 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24986 * cfg.c (dump_reg_info): Print it.
24987 * regs.h (struct reg_info_t): add freq_calls_crossed.
24988 (REG_FREQ_CALLS_CROSSED): New macro.
24989 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24990 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24991 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24992 regmove_optimize): Update call crossed frequencies.
24993 * local-alloc.c (struct qty): Add freq_calls_crossed.
24994 (alloc_qty): Copute freq_calls_crossed.
24995 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24996 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24997 * ra.h (struct allocno): Add freq_calls_crossed.
24999 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25001 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25002 libgomp when compiling with ftree-parallelize-loops.
25003 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25005 2008-01-16 Richard Guenther <rguenther@suse.de>
25007 PR tree-optimization/34769
25008 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25009 * tree.c (int_cst_value): Instead make this function more
25010 permissive in what it accepts as valid input. Document this
25011 function always sign-extends the value.
25013 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25014 Richard Guenther <rguenther@suse.de>
25017 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25018 (gimple_fold_indirect_ref_rhs): ... this.
25019 (gimple_fold_indirect_ref): New function with foldings
25020 that preserve lvalueness.
25021 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25022 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25023 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25024 to fold an INDIRECT_REF, fall back to the old use of
25025 fold_indirect_ref_1.
25027 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25029 * tree-data-ref.c (subscript_dependence_tester_1): Call
25030 free_conflict_function.
25031 (compute_self_dependence): Same.
25033 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25036 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25037 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25039 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25040 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25041 for DWARF2_UNWIND_INFO targets.
25043 2008-01-16 Richard Guenther <rguenther@suse.de>
25046 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25047 type qualifiers for function types.
25049 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25051 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25052 loop_iterator li from previous commit.
25054 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25056 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25058 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25060 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25061 (parallelize_loops): Don't parallelize irreducible components.
25063 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25066 * c-opts (c_common_post_options): Do not enable CPP
25067 flag_pedantic_errors by default.
25069 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25071 PR rtl-optimization/31944
25072 * cse.c (remove_pseudo_from_table): New function.
25073 (merge_equiv_classes): Use above function to remove pseudo-registers.
25074 (invalidate): Likewise.
25076 2008-01-13 Richard Guenther <rguenther@suse.de>
25078 PR middle-end/34601
25079 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25080 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25082 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25084 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25085 validate_change to unshare the source of the PC set.
25087 2008-01-12 Jan Hubicka <jh@suse.cz>
25089 PR middle-end/32135
25090 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25091 references above array bounds. This might trigger bounds checks for
25092 pointers to arrays.
25094 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25096 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25097 new_replaceable_dependencies.
25099 2008-01-12 Doug Kwan <dougkwan@google.com>
25101 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25102 instead of OPT_Wreturn_type in warning due to ignored return type
25104 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25105 options included in -Wextra.
25106 * c.opt: New option -Wignored_qualifiers.
25107 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25108 -Wignore_qualifiers.
25109 (-Wignored-qualifiers): Document.
25110 (-Wreturn-type): Remove description of functionality now handled
25111 by -Wignored-qualifiers.
25113 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25116 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25117 NOP_EXPR if it is between integral types with the same precision.
25119 2008-01-12 Jan Hubicka <jh@suse.cz>
25122 * invoke.texi (max-inline-recursive-depth): Fix default value.
25124 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25126 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25129 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25131 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25133 2008-01-11 James E. Wilson <wilson@specifix.com>
25136 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25138 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25140 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25141 save/restore frame pointer register and don't use 'call-prologues'
25142 optimization in function with "OS_task" attribute.
25144 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25146 PR middle-end/31309
25147 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25148 when copying to memory.
25150 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25152 PR rtl-optimization/30905
25153 * cfgcleanup.c: Include dce.h
25154 (crossjumps_occured): New global variable.
25155 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25156 If something changed, set crossjumps_occured to true.
25157 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25158 Don't add/remove fake edges to exit here...
25159 (cleanup_cfg): ...but do it here, when crossjumping.
25160 Run a fast DCE when successful crossjumps occured in the latest
25161 iteration of try_optimize_cfg.
25163 2008-01-11 Richard Guenther <rguenther@suse.de>
25165 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25166 (struct vn_unary_op_s): Likewise.
25167 (vn_reference_insert): Free old reference on hash collision.
25169 2008-01-10 Raksit Ashok <raksit@google.com>
25171 PR rtl-optimization/27971
25172 * combine.c (find_split_point): Split PLUS expressions which are
25173 inside a MEM rtx, and whose first operand is complex.
25175 2008-01-10 DJ Delorie <dj@redhat.com>
25177 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25178 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25179 (m32c_hard_regno_ok): Call the underlying function.
25181 2008-01-10 Richard Guenther <rguenther@suse.de>
25183 PR middle-end/34683
25184 * tree-cfg.c (tree_merge_blocks): Do not go through the
25185 full-blown folding and stmt updating path if we just deal
25186 with virtual operands.
25187 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25188 test for abnormal SSA_NAMEs.
25190 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25192 PR middle-end/34641
25193 * reload.c (push_reload): Add assertions. All constants from
25194 reg_equiv_constant should have been used for replacing the respective
25196 (find_reloads_address): Invoke find_reloads_address_part for
25197 constant taken from the reg_equiv_constant array.
25199 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25201 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25202 field (valnum) the first in the struct. Replace bools with
25205 2008-01-10 Richard Guenther <rguenther@suse.de>
25207 PR tree-optimization/34651
25208 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25209 types and ordering for masking and converting.
25211 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25213 PR tree-optimization/34017
25214 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25215 also for PHI_NODE expressions.
25217 2008-01-09 Jan Hubicka <jh@suse.cz>
25219 PR tree-optimization/34708
25220 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25221 based on number of case labels.
25222 (init_inline_once): Remove switch_cost.
25223 * tree-inline.h (eni_weights_d): Remove switch_cost.
25225 2008-01-09 Richard Guenther <rguenther@suse.de>
25226 Andrew Pinski <andrew_pinski@playstation.sony.com>
25228 PR middle-end/30132
25229 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25230 temporary if an rvalue is ok or an lvalue is not required.
25232 2008-01-09 Richard Guenther <rguenther@suse.de>
25234 PR middle-end/34458
25235 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25236 adjust return type.
25238 2008-01-09 Richard Guenther <rguenther@suse.de>
25240 PR middle-end/34679
25241 * tree.c (host_integerp): Check for sizetype only if the
25242 type is an integer type.
25244 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25247 * opts.c (decode_options): Disable inlining of functions called
25248 once if not in unit-at-a-time mode.
25250 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25252 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25254 2008-01-08 Richard Guenther <rguenther@suse.de>
25256 PR middle-end/31863
25257 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25258 out early if the result will be unused.
25260 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25265 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25266 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25269 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25271 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25272 for vectorization tuned.
25274 2008-01-08 Richard Guenther <rguenther@suse.de>
25276 PR tree-optimization/34683
25277 * tree-ssa-operands.c (operand_build_cmp): Export.
25278 * tree-ssa-operands.h (operand_build_cmp): Declare.
25279 * tree-vn.c (vuses_compare): Remove.
25280 (sort_vuses): Use operand_build_cmp.
25281 (sort_vuses_heap): Likewise.
25282 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25283 to re-use old VEC if available. Do not sort already sorted VUSEs.
25284 (vdefs_to_vec): Do not sort already sorted VDEFs.
25286 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25288 PR middle-end/34694
25289 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25291 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25294 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25295 limitations of reciprocal sequences on x86 targets.
25297 2008-01-08 Richard Guenther <rguenther@suse.de>
25299 PR tree-optimization/34683
25300 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25302 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25305 * config/darwin.c (darwin_mergeable_string_section): Don't use
25306 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25308 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25311 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25312 negxf2. Macroize expander using X87MODEF mode iterator. Change
25313 predicates of op0 and op1 to register_operand.
25314 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25315 expander using X87MODEF mode iterator. Change predicates of
25316 op0 and op1 to register_operand.
25317 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25318 corresponding patterns and macroize using MODEF macro. Change
25319 predicates of op0 and op1 to register_operand and remove
25320 "m" constraint. Disparage "r" alternative with "!".
25321 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25322 macroize using X87MODEF macro. Change predicates of op0 and op1
25323 to register_operand and remove "m" constraint. Disparage "r"
25324 alternative with "!".
25325 (absneg splitter with memory operands): Remove.
25326 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25327 patterns and macroize using X87MODEF mode iterator.
25328 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25329 Change predicate of op1 to register_operand.
25330 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25331 for memory operands.
25333 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25335 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25337 2008-01-07 Richard Guenther <rguenther@suse.de>
25339 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25342 2008-01-07 Richard Guenther <rguenther@suse.de>
25344 PR tree-optimization/34683
25345 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25346 VOPs of the needed size to save memory. Use VEC_quick_push
25347 to save compile-time.
25348 (vdefs_to_vec): Likewise.
25350 2008-01-07 Sa Liu <saliu@de.ibm.com>
25352 * config/spu/spu.md (divdf3): Genetate inline code for double
25353 division. The implementation doesn't handle INF or NAN, therefore it
25354 only applies when -ffinite-math-only is given.
25356 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25359 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25360 * doc/cpp.texi ([Common Predefined Macros]): Document.
25362 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25364 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25365 order to use commutative addition instead of subtraction.
25367 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25368 Mircea Namolaru <namolaru@il.ibm.com>
25369 Vladimir Yanovsky <yanov@il.ibm.com>
25370 Revital Eres <eres@il.ibm.com>
25372 PR tree-optimization/34263
25373 * tree-outof-ssa.c (process_single_block_loop_latch,
25374 contains_tree_r): New functions.
25375 (analyze_edges_for_bb): Call process_single_block_loop_latch
25376 function to empty single-basic-block latch block if possible.
25378 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25380 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25382 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25384 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25386 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25388 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25390 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25392 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25394 PR tree-optimization/34618
25395 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25398 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25401 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25402 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25403 Update copyright year.
25405 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25406 Update copyright year.
25407 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25410 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25412 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25413 edge does not point to current bb before changing need_assert.
25415 2008-01-04 Richard Guenther <rguenther@suse.de>
25417 PR middle-end/34029
25418 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25419 for verifying purposes if they are is_gimple_min_invariant.
25421 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25423 PR tree-optimization/34448
25424 PR tree-optimization/34465
25425 * gimplify.c (gimplify_init_constructor): Add new parameter
25426 notify_temp_creation. Use it.
25427 (gimplify_modify_expr_rhs): Take volatiles into account when
25428 optimizing constructors.
25429 Do not optimize constructors if gimplify_init_constructor will dump to
25431 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25432 * gcc.c-torture/compile/pr34448.c: New.
25434 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25436 PR gcov-profile/34609
25437 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25438 return_slot if result is TREE_ADDRESSABLE.
25440 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25442 * config/mips/mips.md (sqrt_condition): Tweak comment.
25443 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25445 2008-01-03 Tom Tromey <tromey@redhat.com>
25448 * c-common.c (c_type_hash): Handle VLAs.
25450 2008-01-03 Jan Hubicka <jh@suse.cz>
25452 PR tree-optimization/31081
25453 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25454 0 when inlining and not inlining to first basic block.
25455 (remap_decl): When var is initialized to 0, don't set default_def.
25456 (expand_call_inline): Set entry_bb.
25457 * tree-inline.h (copy_body_data): Add entry_bb.
25459 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25462 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25465 PR tree-optimization/29484
25466 * tree-inline.c (inline_forbidden_p_2): New function.
25467 (inline_forbidden_p): Disallow inlining if some static var
25468 has an address of a local LABEL_DECL in its initializer.
25469 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25472 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25474 PR tree-optimization/34635
25475 * tree-data-ref.c (add_other_self_distances): Make sure that the
25476 evolution step is constant.
25478 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25480 PR middle-end/34608
25481 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25483 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25485 * tree-sra.c (scalarize_init): Insert the generate_element_init
25486 statements after the generate_element_zero statements.
25488 2008-01-02 Richard Guenther <rguenther@suse.de>
25490 PR middle-end/34093
25491 PR middle-end/31976
25492 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25493 for very large number of operands instead of ICEing.
25495 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25498 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25499 while stack probing.
25501 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25503 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25506 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25508 PR libmudflap/26442
25509 * tree-mudflap.c (mx_register_decls): Guard warning by
25510 !DECL_ARTIFICIAL check.
25512 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25514 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25515 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25516 sse5_perm<mode>): Fix constraints.