1 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3 * doc/rtl.texi (const_double): Remove the "addr" operand.
4 Describe CONST_DOUBLE_* macros under const_double rather
6 (const_fixed): Fix the operand description.
7 (const): Add an @findex directive.
8 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
9 after the constant rtl table.
10 (fix): Combine floating-point and fixed-point descriptions.
12 * sched-deps.c (sched_analyze_2): Remove reference to
15 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
17 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
19 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
20 for UNSPEC_GOTSYM_OFFs.
21 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
22 (add_GOT_to_pic_reg): Use it.
23 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
25 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
26 Harsha Jagasia <harsha.jagasia@amd.com>
28 PR tree-optimization/37485
29 * graphite.c (gmp_cst_to_tree): Moved.
30 (iv_stack_entry_is_constant): New.
31 (iv_stack_entry_is_iv): New.
32 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
33 (loop_iv_stack_insert_constant): New.
34 (loop_iv_stack_pop): Use new datatpype.
35 (loop_iv_stack_get_iv): Same.
36 (loop_iv_stack_get_iv_from_name): Same.
37 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
38 (loop_iv_stack_patch_for_consts): New.
39 (loop_iv_stack_remove_constants): New.
40 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
41 (translate_clast): Call loop_iv_stack_patch_for_consts and
42 loop_iv_stack_remove_constants.
43 (gloog): Use new datatype. Redirect construction edge to end
44 block to avoid accidental deletion.
45 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
47 (union iv_stack_entry_data): New. Data in iv stack entry.
48 (struct iv_stack_entry): New. Datatype for iv stack entries.
50 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
52 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
53 * graphite.c (free_scop): Same.
55 (free_scattering): New.
56 (build_cloog_prog): Call free_scattering.
57 (patch_phis_for_virtual_defs): Fix memleak.
58 (graphite_trans_bb_strip_mine): Same.
61 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
62 Harsha Jagasia <harsha.jagasia@amd.com>
64 PR tree-optimization/37828
65 * graphite.c (graphite_trans_loop_block): Do not loop block
68 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
70 PR tree-optimization/37686
71 * tree-loop-linear.c (linear_transform_loops): Build a
72 loop nest vector. Pass it to lambda_compute_access_matrices.
73 * tree-data-ref.h (struct access_matrix): Store the loop nest
74 relative to which it encodes the information.
75 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
76 (am_vector_index_for_loop): Reimplemented: iterate over the
77 loop nest for finding the loop index in the access matrix.
78 (lambda_compute_access_matrices): Update declaration.
79 * lambda-code.c (build_access_matrix): Pass the loop nest and
81 (lambda_compute_access_matrices): Same.
83 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
85 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
86 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
87 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
88 already implies hard float. Also fix several insn condition
89 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
91 2008-10-15 Jakub Jelinek <jakub@redhat.com>
93 PR tree-optimization/36881
94 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
95 that each value doesn't need runtime relocations, for !flag_pic
96 check that each value is just a valid initializer constant.
98 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
100 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
101 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
102 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
103 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
105 (REG_CLASS_NAMES): Update accordingly.
106 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
107 rather than an unpredictable descriptive string.
108 * config/mips/mips.c (mips_register_move_cost): Remove comment.
109 (mips_register_move_cost): Check for specific COP*_REGS classes,
110 instead of ALL_COP_AND_GR_REGS.
111 (mips_ira_cover_classes): New function.
112 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
113 (TARGET_IRA_COVER_CLASSES): Define.
115 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
118 * tree.c (build_type_attribute_qual_variant): Hash on the
119 unqualified type, and don't overwrite an existing
120 (type_hash_eq): Make the TYPE_NAME of the types significant, to
121 allow distinguishing between wchar_t and its underlying type. This
122 also means that we'll retain a little more typedef information.
124 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
125 Dmitry Melnik <dm@ispras.ru>
126 Dmitry Zhurikhin <zhur@ispras.ru>
127 Alexander Monakov <amonakov@ispras.ru>
128 Maxim Kuvyrkov <maxim@codesourcery.com>
130 * target.h (struct gcc_target): Update prototypes of needs_block_p
132 * haifa-sched.c (create_check_block_twin): Update calls to the above.
133 * sel-sched.c (create_speculation_check): Likewise.
134 * doc/tm.texi: Provide documentation for new target hooks.
136 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
137 (ia64_gen_spec_insn): Removed.
138 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
139 ia64_gen_spec_check): New static functions.
140 (ia64_alloc_sched_context, ia64_init_sched_context,
141 ia64_set_sched_context, ia64_clear_sched_context,
142 ia64_free_sched_context, ia64_get_insn_spec_ds,
143 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
144 (ia64_needs_block_p): Change prototype.
145 (ia64_gen_check): Rename to ia64_gen_spec_check.
146 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
147 into declaration, add special memory dependencies handling.
148 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
149 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
150 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
151 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
152 Define new target hooks.
153 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
154 (ia64_optimization_options): Turn on selective scheduling with -O3,
155 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
156 with selective scheduling.
157 (ia64_override_options): Initialize align_loops and align_functions
158 to 32 and 64, respectively. Set global selective scheduling flags
159 according to target-dependent flags.
160 (rtx_needs_barrier): Support UNSPEC_LDS_A.
161 (group_barrier_needed): Use new mstop-bit-before-check flag.
163 (dfa_state_size): Make global.
164 (spec_check_no, max_uid): Remove.
165 (mem_ops_in_group, current_cycle): New variables.
166 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
167 Initialize new variables.
168 (is_load_p, record_memory_reference): New functions.
169 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
171 (ia64_variable_issue): Change use of current_sched_info to
172 sched_deps_info. Update comment. Note if a load or a store is issued.
173 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
174 advance if maximal number of loads or stores was issued on current
176 (scheduled_good_insn): New static helper function.
177 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
178 a group barrier is needed. Fix vertical spacing. Guard the code
179 doing state transition with last_scheduled_insn check.
180 Mark that a stop bit should be before current insn if there was a
181 cycle advance. Update current_cycle and mem_ops_in_group.
182 (ia64_h_i_d_extended): Change use of current_sched_info to
183 sched_deps_info. Reallocate stops_p by larger chunks.
184 (struct _ia64_sched_context): New structure.
185 (ia64_sched_context_t): New typedef.
186 (ia64_alloc_sched_context, ia64_init_sched_context,
187 ia64_set_sched_context, ia64_clear_sched_context,
188 ia64_free_sched_context): New static functions.
189 (gen_func_t): New typedef.
190 (get_spec_load_gen_function): New function.
191 (SPEC_GEN_EXTEND_OFFSET): Declare.
192 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
193 (get_mode_no_for_insn): Change the condition that prevents use of
194 special hardware registers so it can now handle pseudos.
195 (get_spec_unspec_code): New function.
196 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
197 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
198 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
199 during selective scheduling.
200 (ia64_speculate_insn): Use ds_get_speculation_types when
201 determining whether we need to change the pattern.
202 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
203 (ia64_spec_check_src_p): Support new speculation/check codes.
204 (struct bundle_state): New field.
205 (issue_nops_and_insn): Initialize it.
206 (insert_bundle_state): Minimize mid-bundle stop bits.
207 (important_for_bundling_p): New function.
208 (get_next_important_insn): Use important_for_bundling_p.
209 (bundling): When shifting TImode from unimportant insns, ignore
210 also group barriers. Assert that best state is found before
211 the backward bundling pass. Print number of mid-bundle stop bits.
212 Minimize mid-bundle stop bits. Check correct calculation of
213 mid-bundle stop bits.
214 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
215 (final_emit_insn_group_barriers): Emit stop bits before insns starting
217 (sel2_run): New variable.
218 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
219 scheduling pass instead of schedule_ebbs.
221 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
222 (UNSPEC_LDS_A): New UNSPEC.
223 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
224 movti_internal, movsf_internal, movdf_internal,
225 movxf_internal): Make visible. Add speculable* attributes.
226 (output_c_nc): New mode attribute.
227 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
228 mov<mode>_nc, zero_extend<mode>di2_nc,
229 advanced_load_check_nc_<mode>): New insns.
230 (zero_extend*): Add speculable* attributes.
232 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
233 (msched-stop-bits-after-every-cycle): Likewise.
234 (msched-max-memory-insns,
235 msched-max-memory-insns-hard-limit): Likewise.
236 (msched-spec-verbose): Remove.
237 (msched-prefer-non-data-spec-insns,
238 msched-prefer-non-control-spec-insns, msched-count-spec-in-critical-path,
239 msel-sched-dont-check-control-spec): Use Target
240 Report Var instead of Common Report Var.
242 * config/ia64/itanium2.md: Remove incorrect bypass.
244 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
246 2008-10-14 Jakub Jelinek <jakub@redhat.com>
249 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
252 2008-10-14 Ben Elliston <bje@au.ibm.com>
254 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
256 2008-10-13 Joseph Myers <joseph@codesourcery.com>
258 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
261 2008-10-13 Matthias Klose <doko@ubuntu.com>
263 * config/pa/linux-atomic.c: Work around missing header file
264 for hppa64-linux-gnu targets.
266 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
267 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
268 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
269 Grace Cao <grace_cao@playstation.sony.com>
271 * doc/invoke.texi (-mgen-cell-microcode): Document.
272 (-mwarn-cell-microcode): Document.
273 * cfglayout.c (locator_location): Export.
274 * rtl.h (locator_location): Define prototype.
275 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate.
276 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
277 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
278 (mwarn-cell-microcode): New option.
279 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
280 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
281 cell and not already set.
282 Turn off string instructions if not generating cell microcode.
283 (rs6000_final_prescan_insn): New function that warns about microcoded
285 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
286 * config/rs6000/rs6000.md
287 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
288 the instruction would have been microcoded on the Cell.
289 Set cell_micro to always on unnamed patterns for the string instructions.
290 (cell_micro): Update definition, remove load/store conditional microcoded.
291 (sign_extend:DI): Define new pattern for non microcoded version.
292 (sign_extend:SI): Likewise.
293 (compare (div:P)): Set cell_micro to not.
294 (andsi3): Define as an expand.
295 (andsi3_mc): New pattern.
296 (andsi3_nomc): New pattern.
297 (andsi3_internal0_nomc): New pattern.
298 (andsi3_internal2): Rename to ...
299 (andsi3_internal2_mc): this and enable iff generating microcode.
300 (andsi3_internal3): Rename to ...
301 (andsi3_internal3_mc): this and enable iff generating microcode.
302 (andsi3_internal4): Enable iif generating microcode.
303 (andsi3_internal5): Rename to ..
304 (andsi3_internal5_mc): this and enable iff generating microcode.
305 (andsi3_internal5_nomc): New pattern.
306 (extzvdi_internal1): Enable iff generating microcode.
307 (extzvdi_internal2): Likewise.
308 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
309 (anddi3): Change to expand.
310 (anddi3_mc): Rename from anddi3.
311 (anddi3_no_mc): New pattern.
312 (anddi3_internal2): Rename to ..
313 (anddi3_internal2_mc): this and enable iff generating microcode.
314 (anddi3_internal2_nomc): New pattern.
315 (anddi3_internal3): Rename to ..
316 (anddi3_internal3_mc): this and enable iff generating microcode.
317 (anddi3_internal3_nomc): New pattern.
318 (movti_string): Set cell_micro to always if TARGET_STRING.
319 (stmsi8): Set cell_micro to always.
325 (stmsi8_power): Likewise.
326 (stmsi7_power): Likewise.
327 (stmsi6_power): Likewise.
328 (stmsi5_power): Likewise.
329 (stmsi4_power): Likewise.
330 (stmsi3_power): Likewise.
331 (movsi_update2): Enable iff generating microcode.
332 (movhi_update3): Likewise.
333 (lmw): Set cell_micro to always.
335 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
337 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
338 * config/s390/s390.c (machine_function): Remove
339 decomposed_literal_pool_addresses_ok_p.
340 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
341 the difference of two labels.
342 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
343 (s390_pool_offset): New function.
344 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
345 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
347 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
349 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
350 (powerpc*-*-linux-gnu*): Describe.
351 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
352 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
353 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
354 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
355 config/rs6000/e500crtres32gpr.asm,
356 config/rs6000/e500crtres64gpr.asm,
357 config/rs6000/e500crtres64gprctr.asm,
358 config/rs6000/e500crtrest32gpr.asm,
359 config/rs6000/e500crtrest64gpr.asm,
360 config/rs6000/e500crtresx32gpr.asm,
361 config/rs6000/e500crtresx64gpr.asm,
362 config/rs6000/e500crtsav32gpr.asm,
363 config/rs6000/e500crtsav64gpr.asm,
364 config/rs6000/e500crtsav64gprctr.asm,
365 config/rs6000/e500crtsavg32gpr.asm,
366 config/rs6000/e500crtsavg64gpr.asm,
367 config/rs6000/e500crtsavg64gprctr.asm: Use it.
368 * config/rs6000/crtsavres.asm: Really remove.
370 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
373 * c-format.c (convert_format_name_to_system_name): Use
374 TARGET_OVERRIDES_FORMAT_INIT.
375 * config.gcc (extra_options): Add for mingw targets mingw.opt.
376 * config/i386/mingw.opt: New.
377 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
378 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
379 (ms_printf_length_specs): Removed const specifier.
380 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
381 * doc/invoke.texi (Wno-pedantic-ms-format): New.
383 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
385 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
386 * doc/install.texi: Bump recommended MPFR to 2.3.2.
388 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
391 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
392 sure that ref has valid bb.
394 2008-10-12 Richard Henderson <rth@redhat.com>
397 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
398 * alias.c (value_addr_p, stack_addr_p): Remove.
399 (nonoverlapping_memrefs_p): Remove IRA special case.
400 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
401 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
402 * reload1.c (alter_reg): Use it.
404 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
407 of registers instead of eax, ebx, ecx and edx. Use for loop
408 and check register for non-zero value before the call
409 to decode_caches_intel.
411 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
413 PR rtl-optimization/37448
414 * df.h: (df_ref_class): New enum.
415 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
416 (struct df_ref): Replaced with union df_ref_d.
417 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
418 New members of df_ref_d union.
419 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
420 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
421 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
422 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
423 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
424 DF_REF_EXTRACT_MODE): Replaced definition to access union
426 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
427 (df_scan_bb_info, df_bb_regno_first_def_find,
428 df_bb_regno_last_def_find, df_find_def, df_find_use,
429 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
430 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
431 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
432 df_get_artificial_defs, df_get_artificial_uses, union_defs)
433 Replaced struct df_ref * with df_ref.
434 * df-scan.c (df_collection_rec, df_null_ref_rec,
435 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
436 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
437 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
438 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
439 df_reorganize_refs_by_reg_by_reg,
440 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
441 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
442 df_sort_and_compress_refs, df_install_ref, df_install_refs,
443 df_ref_record, df_get_conditional_uses, df_get_call_refs,
444 df_bb_refs_record, df_exit_block_uses_collect,
445 df_record_exit_block_uses, df_reg_chain_mark,
446 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
447 df_ref * with df_ref.
448 (df_ref_record, df_uses_record, df_ref_create_structure): Added
449 df_ref_class parameter.
450 (df_scan_problem_data): Added new pools for different types of
452 (df_scan_free_internal, df_scan_alloc, df_free_ref,
453 df_ref_create_structure): Processed new ref pools.
454 (df_scan_start_dump): Added counts of refs and insns.
455 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
456 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
457 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
458 code to pass df_ref_class down to ref creation functions.
459 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
460 df_reg_chain_mark): Use macros to hide references to df_refs.
461 (df_ref_chain_change_bb): Removed.
462 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
463 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
464 Enhanced to understand df_ref union structure.
465 * fwprop.c (local_ref_killed_between_p, use_killed_between,
466 all_uses_available_at, update_df, try_fwprop_subst,
467 forward_propagate_subreg, forward_propagate_and_simplify,
468 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
469 df_ref * with df_ref.
470 (use_killed_between, all_uses_available_at): Use macros to hide
471 references to df_refs.
472 * regstat.c (regstat_bb_compute_ri,
473 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
475 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
476 see_handle_relevant_refs, see_analyze_one_def,
477 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
478 struct df_ref * with df_ref.
479 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
480 global_conflicts): Replaced struct df_ref * with df_ref.
481 * ddg.c (create_ddg_dep_from_intra_loop_link,
482 add_cross_iteration_register_deps, build_inter_loop_deps):
483 Replaced struct df_ref * with df_ref.
484 (create_ddg_dep_from_intra_loop_link,
485 add_cross_iteration_register_deps): Use macros to hide references
487 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
488 df_ref * with df_ref.
489 * df-core.c (df_bb_regno_first_def_find,
490 df_bb_regno_last_def_find, df_find_def, df_find_use,
491 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
492 debug_df_ref): Replaced struct df_ref * with df_ref.
493 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
494 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
496 * web.c (union_defs, entry_register, replace_ref, web_main):
497 Replaced struct df_ref * with df_ref.
498 (union_defs, replace_ref): Use macros to hide references to df_refs.
499 * global.c (compute_regs_asm_clobbered, build_insn_chain):
500 Replaced struct df_ref * with df_ref.
501 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
502 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
503 Replaced struct df_ref * with df_ref.
504 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
505 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
507 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
508 * df-byte-scan.c (df_compute_accessed_bytes_extract,
509 df_compute_accessed_bytes_strict_low_part,
510 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
511 Replaced struct df_ref * with df_ref.
512 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
513 * init-regs.c (initialize_uninitialized_regs): Replaced struct
514 df_ref * with df_ref.
515 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
516 check_dependency, check_dependencies, record_uses): Replaced
517 struct df_ref * with df_ref.
518 (invariant_for_use, check_dependency): Use macros to hide
519 references to df_refs.
520 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
521 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
522 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
523 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
524 references to df_refs.
525 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
527 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
528 * df-problems.c (df_rd_bb_local_compute_process_def,
529 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
530 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
531 df_chain_remove_problem, df_chain_create_bb_process_use,
532 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
533 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
534 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
535 df_byte_lr_simulate_artificial_refs_at_top,
536 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
537 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
538 df_simulate_uses, df_simulate_artificial_refs_at_end,
539 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
541 (df_chain_dump): Use macros to hide references to df_refs.
542 * config/mips/mips.c (r10k_simplify_address): Replaced struct
543 df_ref * with df_ref.
544 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
545 mark_artificial_uses, mark_reg_dependencies,
546 byte_dce_process_block): Replaced struct df_ref * with df_ref.
548 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
550 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
552 (array_ref_element_size): Likewise.
553 (array_ref_low_bound): Likewise.
554 (array_ref_up_bound): Likewise.
555 * expr.c (contains_packed_reference): Likewise.
556 (array_ref_element_size): Likewise.
557 (array_ref_low_bound): Likewise.
558 (array_ref_up_bound): Likewise.
559 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
560 with ARRAY_RANGE_REF.
561 (idx_find_step): Likewise.
562 (idx_record_use): Likewise.
563 (strip_offset_1): Likewise.
564 (idx_remove_ssa_names): Likewise.
566 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
567 Andi Kleen <ak@linux.intel.com>
569 * config/i386/cpuid.h (__cpuid_count): New defines.
570 * config/i386/driver-i386.c (struct cache_desc): New structure.
571 (describe_cache): Use struct cache_desc to pass cache descriptions.
572 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
573 (detect_caches_amd): Use struct cache_desc to describe caches.
574 (decode_caches_intel): Use struct cache_desc to pass cache
575 descriptions. Update descriptions to match latest (rev -032,
576 December 2007) CPUID documentation. Do not check valid bit here.
577 Check for Xeon MP value 0x49 problems.
578 (detect_caches_cpuid2): New function, split from detect_caches_intel.
579 Check valid bit before calling decode_caches_intel. Detect number
580 of times to repeat CPUID instruction.
581 (detect_caches_cpuid4): New function.
582 (detect_caches_intel): Depending on max_level, call
583 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
584 only when other methods fail to provide valid L2 cache description.
586 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
589 * pa.md (call, call_value): Generate an rtx for register r4 and pass
590 it to PIC call patterns.
591 (call_symref_pic): Revise pattern to expose PIC register save. Remove
592 code generation and attributes from pattern. Change peephole2 to split
593 for noreturn case. Revise split pattern for non noreturn case.
594 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
595 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
596 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
599 2008-10-11 David Edelsohn <edelsohn@gnu.org>
601 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
602 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
604 (divdf3): Reformat long line.
606 2008-10-11 Michael J. Eager <eager@eagercon.com>
608 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
610 (rs6000_handle_option): Process -mfpu options.
611 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
612 (enum fpu_type_t): New.
613 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
614 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
616 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
617 (floatdidf2): Add TARGET_SINGLE_FPU condition.
618 * config/rs6000/rs6000.opt (-mfpu): New.
620 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
621 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
622 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
623 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
624 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
626 2008-10-11 Jakub Jelinek <jakub@redhat.com>
629 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
630 LO_SUM on Darwin if mode has just one unit.
632 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
635 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
636 has been optimized out.
638 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
640 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
641 instead of PIC_DIRECT_ADDR_P.
642 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
643 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
644 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
645 (PIC_OFFSET_P): Rename to...
646 (PCREL_SYMOFF_P): ...this.
647 (PIC_DIRECT_ADDR_P): Delete.
648 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
650 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
651 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
652 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
653 * config/sh/sh.c (print_operand): Remove CONST handling.
654 (unspec_caller_rtx_p): Rewrite to use split_const and check
655 the operands of UNSPEC bases.
656 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
657 with (unspec [A B] UNSPEC_SYMOFF).
658 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
660 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
661 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
662 (UNSPEC_EXTRACT_U16): Likewise.
663 (UNSPEC_SYMOFF): Likewise.
664 (UNSPEC_PCREL_SYMOFF): Likewise.
665 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
667 (movsi_const_16bit): Likewise.
668 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
669 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
670 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
671 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
672 with (unspec [A B] UNSPEC_SYMOFF).
673 (symPLT_label2reg): Replace (minus A (minus B pc)) with
674 (unspec [A B] PCREL_UNSPEC_SYMOFF).
675 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
676 (Csu): Likewise UNSPEC_EXTRACT_U16.
677 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
678 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
680 2008-10-10 Stepan Kasal <skasal@redhat.com>
682 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
683 for loop strip mining and loop blocking.
685 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
687 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
688 vary types depending on debug info.
690 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
692 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
693 before ensuring it's already computed.
695 2008-10-09 Jakub Jelinek <jakub@redhat.com>
697 * rtl.h (locator_eq): New decl.
698 * cfglayout.c (locator_scope): New function.
699 (insn_scope): Use it.
700 (locator_eq): New function.
701 (fixup_reorder_chain): Search for last insn in src bb
702 that has locator set or first insn in dest bb. Use
703 locator_eq instead of == to compare locators.
704 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
705 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
706 == to compare locators.
708 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
710 * gimple-low.c (lower_function_body, lower_gimple_return,
711 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
712 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
713 goto_block on edges if goto_locus is known.
716 * tree.h (get_object_alignment): Declare.
717 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
718 get_object_alignment if needed.
719 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
721 (get_object_alignment): ... here. New function. Try harder to
722 determine alignment from get_inner_reference returned offset.
724 2008-10-08 Jakub Jelinek <jakub@redhat.com>
726 * graphite.c (gloog): Don't call find_unreachable_blocks
727 before delte_unreachable_blocks.
729 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
730 goto_locus of true_edge into RTL locator.
732 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
735 (*jcc_btdi_mask_rex64): Ditto.
737 (*jcc_btsi_mask): Ditto.
738 (*jcc_btsi_1): Ditto.
739 (*jcc_btsi_mask_1): Ditto.
741 2008-10-08 Paul Brook <paul@codesourcery.com>
743 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
744 compatible profiler (__gnu_mcount_nc).
745 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
747 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
749 * config/i386/i386.c (initial_ix86_tune_features): Add
750 X86_TUNE_USE_VECTOR_FP_CONVERTS.
751 * config/i386/i386.h (ix86_tune_indices): Likewise.
752 (TARGET_USE_VECTOR_FP_CONVERTS): New.
754 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
755 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
756 for FP to FP splitters.
758 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
760 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
763 2008-10-08 Jakub Jelinek <jakub@redhat.com>
767 PR rtl-optimization/37341
768 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
769 to ORIG_BB, pass through ORIG_BB recursively.
770 (cse_condition_code_reg): Adjust caller.
772 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
774 * sdbout.c (sdbout_one_type): Treat the value type
775 CONST_DECL for enumerals.
777 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
779 * config/i386/i386.md: Remove trailing white spaces.
781 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
783 PR rtl-optimization/37448
784 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
785 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
787 (struct output_info) [count]: Renamed total_created and made
789 (struct output_info) [size]: Renamed total_allocated and made
791 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
792 Properly keep track of desc->size.
793 (print_statistics, dump_alloc_pool_statistics): Enhance the
794 printing of statistics to print the number of elements and to use
797 2008-10-07 Jakub Jelinek <jakub@redhat.com>
800 * opts.h (CL_SAVE): Move up to flags range.
801 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
802 CL_COMMON): Renumber.
803 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
804 * opts.c (common_handle_option): Revert last change.
806 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
808 * config/i386/i386-protos.h (ix86_schedule): New.
810 * config/i386/i386.c (ix86_schedule): New.
811 (override_options): Add schedule to processor_alias_table. Set
812 ix86_schedule from the schedule field in processor_alias_table.
813 (ix86_function_specific_save): Save ix86_schedule.
814 (ix86_function_specific_restore): Restore ix86_schedule.
816 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
817 ix86_tune. Add none and remove i386, i486, pentium4, nocona
820 * config/i386/i386.opt: Add schedule.
822 * config/i386/ppro.md: Remove generic32.
824 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
827 * expr.c (count_type_elements): Handle ERROR_MARK.
829 2008-10-07 Jakub Jelinek <jakub@redhat.com>
834 * basic-block.h (struct edge_def): Add goto_block field.
835 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
836 one insn with locus corresponding to edge's goto_locus if !optimize.
837 * profile.c (branch_prob): Copy edge's goto_block.
838 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
840 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
841 locator in between the merged basic blocks if !optimize and needed.
842 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
843 goto_locus into RTL locator. For unconditional jump use that
844 locator for the jump insn.
845 (expand_gimple_cond): Convert goto_block and goto_locus into
846 RTL locator for all remaining edges. For unconditional jump
847 use that locator for the jump insn.
848 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
849 there is more than one edge or insn locator along the forwarding
850 edges and !optimize. If there is just one, set e->goto_locus.
851 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
853 (move_block_to_fn): Adjust edge's goto_block.
855 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
858 * expmed.c (expand_mult): Properly check DImode constant in
861 2008-10-07 Jakub Jelinek <jakub@redhat.com>
864 * dwarf2out.c (common_block_die_table): New variable.
865 (common_block_die_table_hash, common_block_die_table_eq): New
867 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
868 COMMON block in the current scope rather than globally. Optimize
869 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
870 DW_OP_addr SYMBOL_REF+off.
872 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
874 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
875 Return true for non-addressable GIMPLE operands.
877 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
880 * config/i386/i386.c (initial_ix86_tune_features): Remove
881 X86_TUNE_USE_BIT_TEST.
882 * config/i386/i386.h (ix86_tune_indices): Likewise.
883 (TARGET_USE_BIT_TEST): Removed.
885 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
887 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
889 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
891 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
892 (mul<mode>3_mul3): ... into this new template.
894 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
896 * gimplify.c (gimplify_arg): Add location argument. Use it.
897 (gimplify_call_expr): Pass location to gimplify_arg.
898 (gimplify_modify_expr_to_memcpy): Same.
899 (gimplify_modify_expr_to_memset): Same.
901 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
904 Update calls to build_unary_op and build_indirect_ref for location
907 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
910 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
911 * c-typeck.c (array_to_pointer_conversion): Pass location to
913 (function_to_pointer_conversion): Use error_at and warning_at.
914 (build_indirect_ref): Same.
915 (build_array_ref): Pass location to build_binary_op.
916 (parser_build_unary_op): Do not set location after calling
918 (build_unary_op): Add location argument. Use it throughout. Set
919 EXPR_LOCATION before returning new tree.
920 (build_modify_expr): Same.
921 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
923 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
924 build_indirect_ref, build_modify_expr.
925 (c_finish_omp_for): Same. Use error_at instead of error.
926 * c-common.c (c_common_truthvalue_conversion): Pass location to
928 (warn_for_div_by_zero): Add location argument.
929 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
930 build_unary_op, warn_for_div_by_zero.
931 * c-parser.c (c_parser_typeof_specifier): Use
932 protected_set_expr_location.
933 (c_parser_statement_after_labels): Same.
934 (c_parser_condition): Same.
935 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
936 (c_parser_conditional_expression): Use protected_set_expr_location.
937 (c_parser_unary_expression): Pass location to build_indirect_ref.
938 (c_parser_postfix_expression_after_primary): Pass location to
939 build_indirect_ref, build_unary_op.
940 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
942 2008-10-06 Joshua Kinard <kumba@gentoo.org>
944 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
945 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
946 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
948 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
949 (mips_issue_rate): Handle PROCESSOR_R10000.
950 * config/mips/mips.md (cpu): Add r10000.
952 * config/mips/10000.md: New file.
954 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
956 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
957 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
958 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
960 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
962 * config/darwin-protos.h (machopic_function_base_name): Delete.
963 (machopic_function_base_sym): Likewise.
964 (machopic_gen_offset): Declare.
965 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
966 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
967 * config/darwin.c (machopic_function_base_name): Delete.
968 (machopic_function_base_sym): Likewise.
969 (gen_pic_offset): Rename to...
970 (machopic_gen_offset): ...this and remove the pic_base argument.
971 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
972 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
973 crtl->uses_pic_offset_table.
974 (machopic_indirect_data_reference): Use new machopic_gen_offset
976 (machopic_legitimize_pic_address): Likewise.
977 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
979 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
980 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
981 * config/i386/i386.c (output_set_got): Likewise.
982 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
984 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
985 (legitimate_address_p): Likewise.
986 (output_pic_addr_const): Likewise.
987 (output_addr_const_extra): Likewise.
988 (ix86_delegitimize_address): Expect darwin_local_data_pic to
989 match an UNSPEC rather than a MINUS.
990 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
991 (builtin_setjmp_receiver): Use machopic_gen_offset.
992 * config/i386/predicates.md (pic_symbolic_operand): Handle
993 UNSPEC_MACHOPIC_OFFSET.
995 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
996 Use machopic_gen_offset and machopic_operand_p.
997 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
998 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
999 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1000 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1001 Set crtl->uses_pic_offset_table.
1003 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1005 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1007 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1008 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1009 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1010 (constant_pool_expr_p): Use split_const and check the base.
1011 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1013 (legitimate_constant_pool_address_p): Check toc_relative_p
1014 instead of constant_pool_expr_p.
1015 (print_operand_address): Always use output_addr_const for
1016 constant pool addresses.
1017 (rs6000_output_addr_const_extra): New function.
1018 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1020 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1024 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1025 (mark_ref_live, mark_ref_dead): Use them.
1026 (def_conflicts_with_inputs_p): Remove.
1027 (mark_early_clobbers): New function.
1028 (process_bb_node_lives): Call preprocess_constraints and
1029 mark_early_clobbers.
1031 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1033 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1035 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1036 lib with -mthread switch.
1038 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1041 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1042 function in two, making it call a new and reusable
1043 dwarf2out_imported_module_or_decl() that takes the containing
1044 BLOCK of the declaration in argument.
1045 (dwarf2out_imported_module_or_decl_real): New function.
1046 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1047 IMPORTED_DECL in account.
1048 * tree.def: Added IMPORTED_DECL node type.
1049 * tree.h: Added accessors for IMPORTED_DECL nodes.
1050 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1052 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1054 * doc/gimple.texi: Fix some typos, wrap some long lines,
1055 fix some broken wraps with continuations.
1056 * tree-ssa-reassoc.c: Fix comment typos.
1058 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1061 * pa.c (legitimize_pic_address): Force function labels to memory in
1064 2008-10-04 Anton Blanchard <anton@samba.org>
1066 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1067 (rs6000_split_atomic_op): Same.
1068 (rs6000_split_compare_and_swap): Same.
1069 (rs6000_split_compare_and_swapqhi): Same.
1071 2008-10-04 Richard Guenther <rguenther@suse.de>
1073 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1074 instead of pointer equality.
1075 (vn_nary_op_eq): Likewise.
1077 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1079 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1081 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1082 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1084 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1086 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1087 Revert previous change.
1089 2008-10-03 Tom Tromey <tromey@redhat.com>
1091 * stringpool.c (ggc_alloc_string): Terminate string.
1093 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1095 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1096 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1097 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1100 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1103 2008-10-03 Pascal Obry <obry@adacore.com>
1105 * gcov.c (create_file_names): Properly handle UNIX and DOS
1106 directory separators.
1107 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1108 separator to '~' to ensure clean filenames on Windows.
1110 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1112 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1113 Add a null terminator to the stripped name.
1115 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1117 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1118 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1119 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1120 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1121 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1122 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1123 TARGET_SINGLE_FLOAT.
1125 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1127 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1129 2008-10-02 Richard Guenther <rguenther@suse.de>
1132 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1133 and VECTOR_TYPE recurse with useless_type_conversion_p which
1134 properly handles void pointer conversion.
1136 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1139 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1140 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1142 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1144 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1145 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1146 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1147 they translate to non builtins.
1148 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1149 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1150 __builtin_vec_promote, __builtin_vec_extract, and
1151 __builtin_vec_insert.
1152 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1153 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1154 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1155 * config/rs6000/altivec.h (vec_extract): Define
1156 (vec_insert): Define.
1157 (vec_splats): Define.
1158 (vec_promote): Define.
1160 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1161 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1162 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1164 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1166 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1167 prototype. Add new parameter, blk.
1168 Use BLKmode for the MEM if blk is true.
1169 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1170 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1171 ALTIVEC_BUILTIN_STVRXL.
1172 Update usage of altivec_expand_lv_builtin.
1173 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1174 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1175 (altivec_init_builtins): If compiling for the Cell, also define the
1177 * config/rs6000/rs6000.h (rs6000_builtins): Define
1178 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1179 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1180 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1181 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1182 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1183 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1184 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1185 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1186 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1187 UNSPEC_STVRX, and UNSPEC_STVRXL.
1188 (altivec_lvlx): New pattern.
1189 (altivec_lvlxl): New pattern.
1190 (altivec_lvrx): New pattern.
1191 (altivec_lvrxl): New pattern.
1192 (altivec_stvlx): New pattern.
1193 (altivec_stvlxl): New pattern.
1194 (altivec_stvrx): New pattern.
1195 (altivec_stvrxl): New pattern.
1196 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1197 (vec_lvlxl): Likewise.
1198 (vec_lvrx): Define if PPU is defined.
1199 (vec_lvrxl): Likewise.
1200 (vec_stvlx): Define if PPU is defined.
1201 (vec_stvlxl): Likewise.
1202 (vec_stvrx): Define if PPU is defined.
1203 (vec_stvrxl): Likewise.
1205 2008-10-01 Geert Bosch <bosch@adacore.com>
1207 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1209 2008-10-01 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/37617
1212 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1213 do not add to the NEW_SETS.
1215 2008-10-01 Richard Guenther <rguenther@suse.de>
1218 * tree-vrp.c (execute_vrp): If we optimized away the default
1219 case make sure to promote the label that got in place of it
1220 to a default case label.
1222 2008-10-01 Richard Henderson <rth@redhat.com>
1225 * tree-complex.c (set_component_ssa_name): Don't optimize
1226 is_gimple_min_invariant values with ssa_names in abnormal phis.
1228 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1230 PR tree-optimization/37662
1231 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1232 commutative binary operation if they are in the wrong order and
1233 fold_build2 produces non-GIMPLE.
1235 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1237 PR tree-optimization/37662
1238 PR tree-optimization/37663
1239 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1240 get_value_range with non-SSA_NAME. Don't assert operands have been
1241 folded, instead just bail out.
1243 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1245 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1247 2008-09-30 Richard Guenther <rguenther@suse.de>
1250 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1251 build restrict-qualified pointers.
1252 (vectorizable_store): Move alias check later.
1253 (vectorizable_load): Likewise.
1255 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1257 * c-common.c (empty_if_body_warning): Remove.
1258 * c-common.h (empty_if_body_warning): Remove.
1259 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1260 here the -Wempty-body warning for `if' and `else' statements.
1261 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1263 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1265 * config/i386/i386.opt: Add msse2avx.
1267 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1268 * config/i386/linux64.h (ASM_SPEC): Likewise.
1270 * doc/invoke.texi: Document -msse2avx.
1272 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1274 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1276 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1278 * ifcvt.c (noce_emit_store_flag): If using condition from original
1279 jump, reverse it if if_info->cond was reversed.
1281 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1283 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1284 non-constant memory if it cannot be forced to constant memory.
1285 Overhaul surrounding code and factor out common condition.
1287 2008-09-29 Jeff Law <law@redhat.com>
1289 * reload1.c (alter_reg): Add missing curly braces.
1291 2008-09-29 Michael J. Eager <eager@eagercon.com>
1293 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1295 * config/rs6000/rs6000.c (rs6000_override_options): Move
1296 rs6000_init_hard_regno_mode_ok after all options changed.
1297 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1298 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1299 -msimple-fpu flags. Add warning messages if single FP not configured.
1300 (rs6000_file_start): Output gnu_attribute for single-float.
1301 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1302 (rs6000_legitimize_address): Likewise.
1303 (rs6000_legitimize_reload_address): Likewise.
1304 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1305 TARGET_SINGLE_FLOAT.
1306 (function_arg_advance): Likewise (partial conversion).
1307 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1308 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1309 TARGET_SINGLE_FLOAT.
1310 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1311 (rs6000_emit_prologue): Likewise.
1312 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1313 TARGET_SINGLE_FLOAT.
1314 (rs6000_libcall_value): Likewise.
1315 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1316 (TARGET_DOUBLE_FLOAT): New default to 1
1317 (TARGET_SIMPLE_FPU): New default to 0
1318 (TARGET_SINGLE_FPU): New default to 0
1319 (TARGET_SINGLE_FLOAT_MODE): New.
1320 (TARGET_DOUBLE_FLOAT_MODE): New.
1321 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1322 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1324 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1325 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1326 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1327 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1328 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1329 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1330 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1331 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1332 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1333 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1334 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1335 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1336 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1337 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1338 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1339 cmptf_internal1, *cmptf_internal2): Condition on
1340 TARGET_DOUBLE_FLOAT.
1341 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1342 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1343 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1344 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1345 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1346 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1347 TARGET_SINGLE_FLOAT.
1348 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1349 * config/rs6000/rs6000.opt (-msingle-float): New.
1350 (-mdouble-float): New.
1351 (-msimple-fpu): New.
1352 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1353 -msingle-float, -mdouble-float, -msimple-fpu options.
1354 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1355 _SOFT_DOUBLE for -msingle-float.
1356 * config.gcc: New config for target=powerpc-xilinx-eabi.
1358 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1360 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1361 have exit and entry.
1362 (new_scop): Take entry and exit edge to define new SCoP.
1363 (sd_region_p): New structure used during SCoP detection.
1364 (move_scops): Delete.
1365 (move_sd_regions): New.
1366 (scopdet_info): Change the definition from edges back to basic_blocks.
1367 (scopdet_edge_info): Work on basic_blocks and rename to
1368 scopdet_basic_block_info.
1369 (split_difficult_bb): At the moment removed. We should later
1370 add it at another place.
1371 (build_scops_1): Work on basic_blocks.
1372 (bb_in_sd_region): New.
1373 (find_single_entry_edge): New.
1374 (find_single_exit_edge): New.
1375 (create_single_entry_edge): New.
1376 (sd_region_without_exit): New.
1377 (create_single_exit_edge): New.
1378 (unmark_exit_edges): New.
1379 (mark_exit_edges): New.
1380 (create_sese_edges): New.
1381 (build_graphite_scops): New.
1382 (build_scops): Make SCoPs SESE.
1383 (limit_scops): Use the new functions.
1385 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1387 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1389 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1392 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1393 address to a register before taking the lower part.
1395 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1397 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1400 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1401 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1404 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1405 the newly created variable.
1406 Create a VECTOR_CST of all 1s for vector types.
1408 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1411 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1413 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1415 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1416 order to convert between modes.
1417 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1419 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1421 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1424 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1427 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1431 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1433 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1434 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1435 them to yield false with MIPS16.
1437 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1440 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1441 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1442 mem_loc_descriptor failed. Accept UNSPEC.
1443 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1444 fail if one of the loc_descriptor calls for pieces failed.
1445 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1446 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1447 if loc_descriptor_from_tree_1 on offset failed.
1450 * opts.c (common_handle_option): Don't call print_specific_help with
1451 CL_SAVE as first argument.
1453 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1454 Steve Ellcey <sje@cup.hp.com>
1456 * configure: Regenerate for new libtool.
1457 * aclocal.m4: Ditto.
1459 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1461 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1462 alias set on MEM when saving stack pointer.
1463 * config/rs6000/rs6000.md (allocate_stack): Likewise
1465 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1467 PR tree-optimization/37574
1468 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1469 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1470 instead of vector_type for constants. Take computation out of loop.
1471 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1472 and use only vector_type for invariant case.
1473 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1475 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1478 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1479 the decl is a VAR_DECL or FUNCTION_DECL.
1481 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1484 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1485 (mark_ref_live, mark_ref_dead): Use them.
1486 (def_conflicts_with_inputs_p): Remove.
1487 (mark_early_clobbers): New function.
1488 (process_bb_node_lives): Call preprocess_constraints and
1489 mark_early_clobbers.
1491 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1493 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1496 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1497 (ira_compress_allocno_live_ranges): New prototype.
1499 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1500 (coalesced_allocnos_living_at_program_points): New.
1501 (coalesced_allocnos_live_at_points_p,
1502 set_coalesced_allocnos_live_points): New functions.
1503 (coalesce_spill_slots): Rewrite.
1505 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1506 ira_compress_allocno_live_ranges): New functions.
1508 * ira-build.c (ira_flattening): Call
1509 ira_compress_allocno_live_ranges.
1512 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1514 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1517 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1519 * combine.c (make_compound_operation): Handle the 'E' format.
1520 (count_rtxs): Likewise.
1521 (update_table_tick): Likewise.
1522 (get_last_value_validate): Likewise.
1524 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1526 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1528 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1530 * matrix-reorg.c (transform_allocation_sites): Initializers
1531 added to avoid the warning.
1533 2008-09-25 Martin Jambor <mjambor@suse.cz>
1535 * cgraph.c (free_nodes): New variable.
1536 (NEXT_FREE_NODE): New macro.
1537 (cgraph_create_node): Reuse nodes from the free list. Do not
1538 update uid if doing so.
1539 (cgraph_remove_node): Add the node to the free list.
1541 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1543 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1545 2008-09-24 Richard Henderson <rth@redhat.com>
1547 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1548 * unwind-dw2.c (execute_stack_op): Handle it.
1550 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1553 2008-09-24 Michael J. Eager <eager@eagercon.com>
1555 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1557 * c-common.c (fname_decl): New location argument.
1558 * c-common.h (fname_decl): Same.
1559 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1561 (c_parser_typeof_specifier): Same.
1562 (c_parser_parms_list_declarator): Same.
1563 (c_parser_asm_string_literal): Same.
1564 (c_parser_compound_statement_nostart): Same.
1565 (c_parser_label): Same.
1566 (c_parser_do_statement): Same.
1567 (c_parser_asm_statement): Same.
1568 (c_parser_unary_expression): Same.
1569 (c_parser_sizeof_expression): Same.
1570 (c_parser_postfix_expression): Same.
1571 (c_parser_pragma): Same.
1572 (c_parser_omp_clause_collapse): Same.
1573 (c_parser_omp_clause_num_threads): Same.
1574 (c_parser_omp_clause_schedule): Same.
1575 (c_parser_omp_all_clauses): Same.
1576 (c_parser_omp_sections_scope): Same.
1577 (c_parser_omp_for_loop): Same. Pass condition's location to
1578 c_objc_common_truthvalue_conversion.
1579 (c_parser_enum_specifier): Remove comment.
1581 2008-09-24 Michael J. Eager <eager@eagercon.com>
1583 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1585 * config/rs6000/rs6000.c (rs6000_override_options): Move
1586 rs6000_init_hard_regno_mode_ok after all options changed.
1587 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1588 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1589 -msimple-fpu flags. Add warning messages if single FP not configured.
1590 (rs6000_file_start): Output gnu_attribute for single-float.
1591 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1592 (rs6000_legitimize_address): Likewise.
1593 (rs6000_legitimize_reload_address): Likewise.
1594 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1595 TARGET_SINGLE_FLOAT.
1596 (function_arg_advance): Likewise.
1597 (function_arg): Likewise.
1598 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1599 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1600 TARGET_SINGLE_FLOAT.
1601 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1602 (rs6000_emit_prologue): Likewise.
1603 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1604 TARGET_SINGLE_FLOAT.
1605 (rs6000_libcall_value): Likewise.
1606 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1607 (TARGET_DOUBLE_FLOAT): New default to 1
1608 (TARGET_SIMPLE_FPU): New default to 0
1609 (TARGET_SINGLE_FPU): New default to 0
1610 (TARGET_SINGLE_FLOAT_MODE): New.
1611 (TARGET_DOUBLE_FLOAT_MODE): New.
1612 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1613 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1615 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1616 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1617 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1618 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1619 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1620 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1621 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1622 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1623 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1624 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1625 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1626 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1627 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1628 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1629 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1630 cmptf_internal1, *cmptf_internal2): Condition on
1631 TARGET_DOUBLE_FLOAT.
1632 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1633 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1634 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1635 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1636 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1637 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1638 TARGET_SINGLE_FLOAT.
1639 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1640 * config/rs6000/rs6000.opt (-msingle-float): New.
1641 (-mdouble-float): New.
1642 (-msimple-fpu): New.
1643 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1644 -msingle-float, -mdouble-float, -msimple-fpu options.
1645 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1646 _SOFT_DOUBLE for -msingle-float.
1647 * config.gcc: New config for target=powerpc-xilinx-eabi.
1649 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1651 * config/sparc/constraints.md: New file.
1652 * config/sparc/sparc.md: Include it.
1653 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1654 (sparc_extra_constraint_check): Delete.
1655 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1656 (memory_ok_for_ldd): New predicate.
1657 (sparc_extra_constraint_check): Delete.
1658 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1659 (CONST_OK_FOR_LETTER_P): Likewise.
1660 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1661 (EXTRA_CONSTRAINT): Likewise.
1663 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1665 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1667 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1669 * alias.c (find_base_value): Use FIND_BASE_TERM.
1670 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1672 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1674 * config/i386/i386.c: Include cselib.h.
1675 (ix86_pic_register_p): New function.
1676 (ix86_delegitimize_address): Use it to check for the PIC register.
1678 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1680 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1681 * config/i386/i386.c (ix86_find_base_term): Don't check for
1682 SYMBOL_REF and LABEL_REF.
1684 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1686 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1687 constant PLUS in a CONST.
1689 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1691 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1692 check for sibcall support for w64.
1694 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1696 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1698 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1700 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1701 parser_build_binary_op.
1702 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1703 * c-typeck.c (build_array_ref): Same.
1704 (parser_build_unary_op): New location argument.
1705 (pointer_diff): Pass location to build_binary_op,
1706 c_objc_common_truthvalue_conversion.
1707 (build_modify_expr): Same.
1708 (build_unary_op): New location argument.
1709 (build_binary_op): New location argument.
1710 (c_objc_common_truthvalue_conversion): Pass location to
1711 c_*common_truthvalue_conversion.
1712 * c-convert.c (convert): Same.
1713 * c-common.c (binary_op_error): New location argument.
1714 (pointer_int_sum): Pass location to build_binary_op.
1715 (c_common_truthvalue_conversion): New location argument.
1716 (warn_for_sign_compare): Same.
1717 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1718 binary_op_error, build_binary_op, warn_for_sign_compare.
1719 * c-parser.c (c_parser_condition): Pass location to
1720 c_*common_truthvalue_conversion.
1721 (c_parser_conditional_expression): Save condition's location and pass
1723 (c_parser_binary_expression): Same, but for the binary operator's
1725 (c_parser_omp_for_loop): Pass location to
1726 c_objc_common_truthvalue_conversion.
1728 2008-09-23 Martin Jambor <mjambor@suse.cz>
1730 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1731 (cgraph_node_remove_callees): New temporary f. Hold the next item
1733 (cgraph_node_remove_callers): Likewise.
1735 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1736 (ipa_node_removal_hook): Likewise.
1738 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1739 gimple_call_copy_skip_args and moved to the gimple_call section.
1740 * gimple.c (gimple_copy_call_skip_args): Renamed to
1741 gimple_call_copy_skip_args. Changed al users.
1743 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1745 * ira-color.c (start_allocno_priorities): Rename to
1746 setup_allocno_priorities. Use costs and
1747 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1748 range lengths. Get rid off doubles.
1749 (ira_fast_allocations): Call start_allocno_priorities.
1751 2008-09-22 David Daney <ddaney@avtrex.com>
1754 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1755 register if TARGET_LONG_CALLS.
1757 2008-09-22 Richard Guenther <rguenther@suse.de>
1759 PR tree-optimization/37145
1760 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1761 value-numbering union accesses with their offset and size only.
1762 (visit_reference_op_load): Fix simplification of inserted conversions.
1763 * tree-ssa-pre.c (find_or_generate_expression): Do not
1764 recursively generate expressions if running FRE.
1766 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1768 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1769 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1772 2008-09-22 Richard Guenther <rguenther@suse.de>
1774 PR tree-optimization/37145
1775 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1776 (phi_translate_1): Constant fold references.
1778 2008-09-22 Ira Rosen <irar@il.ibm.com>
1780 PR tree-optimization/37482
1781 * tree-vectorizer.h (struct _slp_instance): Add new field.
1782 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1783 (get_earlier_stmt): New function.
1784 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1786 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1787 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1788 asserts that GSI points to the scalar statement being vectorized.
1789 Set new statement location according to GSI.
1790 (vect_schedule_slp_instance): Use GSI of
1791 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1793 2008-09-21 Jan Hubicka <jh@suse.cz>
1795 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1796 (ipcp_insert_stage): Update dead_nodes bitmap.
1798 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1801 * config/i386/t-cygming (SHLIB_LC): Remove.
1802 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1803 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1805 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1809 * final.c (mark_symbol_ref_as_used): New helper function.
1810 (output_operand): Instead of just looking inside MEMs for
1811 SYMBOL_REFs, use new helper function and for_each_rtx.
1812 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1813 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1814 Make head comment more general.
1815 * config/darwin.c (machopic_output_indirection): Handle weak
1816 references here, like in assemble_external.
1818 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1820 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1821 (sparc_emit_float_lib_cmp): Change return type.
1822 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1823 (gen_compare_operator): New function.
1824 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1825 the comparison sequence. Minor tweaks.
1826 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1827 that the final operator and the result of sparc_emit_float_lib_cmp
1828 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1829 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1830 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1831 result of sparc_emit_float_lib_cmp match for software TFmode.
1832 (movqicc, movhicc, movsicc, movdicc): Merge into...
1833 (mov<I:mode>cc): ...this.
1834 (movsfcc, movdfcc, movtfcc): Merge into...
1835 (mov<F:mode>cc): ...this.
1836 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1838 (mov<I:mode>_cc_v9): ...this.
1839 (movdi_cc_sp64_trunc): Delete.
1840 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1841 movdi_cc_reg_sp64): Merge into...
1842 (mov<I:mode>_cc_reg_sp64): ...this.
1843 (movsf_cc_sp64): Rename into...
1844 (movsf_cc_v9): ...this.
1845 (movdf_cc_sp64): Rename into...
1846 (movdf_cc_v9): ...this.
1847 (movtf_cc_hq_sp64): Rename into...
1848 (movtf_cc_hq_v9): ...this.
1849 (movtf_cc_sp64): Rename into...
1850 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1852 2008-09-21 Diego Novillo <dnovillo@google.com>
1854 * doc/gccint.texi: Include generic.texi and gimple.texi.
1856 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1857 (GIMPLE): Move to gimple.texi.
1858 (Annotations): Remove references to to stmt_ann_t and
1860 (SSA Operands): Rename from 'Statement Operands'.
1861 * doc/generic.texi: New.
1862 * doc/gimple.texi: New.
1863 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1864 * Makefile.in (TEXI_GCCINT_FILES):
1865 * gimple.c (gimple_copy_call_skip_args): Rename from
1866 giple_copy_call_skip_args. Update all users.
1867 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1869 2008-09-21 Ira Rosen <irar@il.ibm.com>
1871 PR tree-optimization/37539
1872 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1873 statement in related statement field only for the first load of the
1874 group of loads with the same data reference.
1876 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1878 * config/mips/mips.h (TUNE_OCTEON): New macro.
1879 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1880 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1881 * config/mips/octeon.md: New file.
1882 * config/mips/mips.md: Include octeon.md. Restore
1883 semi-alphabetical order of include files.
1885 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1888 * config/i386/i386.md (*jcc_fused_1): Removed.
1889 (*jcc_fused_2): Likewise.
1890 (*jcc_fused_3): Likewise.
1891 (*jcc_fused_4): Likewise.
1893 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1895 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1896 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1897 * target.h (gcc_target): Add ira_cover_classes.
1898 * ira.c: Remove IRA_COVER_CLASSES guards.
1899 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1900 instead of IRA_COVER_CLASSES.
1901 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1902 (setup_class_translate): Likewise.
1903 (setup_reg_class_intersect_union): Likewise.
1904 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1905 test of targetm.ira_cover_classes.
1906 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1907 of IRA_COVER_CLASSES.
1908 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1909 (TARGET_INITIALIZER): Include it.
1910 * targhooks.h (default_ira_cover_classes): Declare.
1911 * targhooks.c (default_ira_cover_classes): New function.
1913 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1915 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1917 2008-09-19 Ian Lance Taylor <iant@google.com>
1919 * varasm.c (narrowing_initializer_constant_valid_p): Return
1920 NULL_TREE if ENDTYPE is not an integer.
1922 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1925 * tree-ssa.c (execute_update_addresses_taken): Also update
1926 DECL_GIMPLE_REG_P for vector and complex types.
1928 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1929 Jan Hubicka <jh@suse.cz>
1932 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1933 empty before freeing them.
1934 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1936 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1938 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1939 * config/xtensa/predicates.md (tls_symbol_operand): New.
1940 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1941 (TARGET_CANNOT_FORCE_MEM): Define.
1942 (xtensa_tls_symbol_p): New.
1943 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1944 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1945 (xtensa_tls_module_base): New.
1946 (xtensa_call_tls_desc): New.
1947 (xtensa_legitimize_tls_address): New.
1948 (xtensa_legitimize_address): Handle TLS symbols.
1949 (xtensa_tls_referenced_p_1): New.
1950 (xtensa_tls_referenced_p): New.
1951 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1953 (XTENSA_BUILTIN_THREAD_POINTER): New.
1954 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1955 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1956 builtin. Add declarations for __builtin_thread_pointer and
1957 __builtin_set_thread_pointer.
1958 (xtensa_fold_builtin): Recognize new builtins.
1959 (xtensa_expand_builtin): Expand new builtins.
1960 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1961 (TARGET_THREADPTR): Define.
1962 (HAVE_AS_TLS): Define default value.
1963 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1964 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1965 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1966 (UNSPECV_SET_TP): New.
1967 (sym_TPOFF, sym_DTPOFF): New.
1968 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1969 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1970 * configure: Regenerated.
1972 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1975 * config/ia64/ia64.c (ia64_optimization_options): Move
1976 checking and setting flag_schedule_insns_after_reload and
1977 ia64_flag_schedule_insns2 back to ...
1978 (ia64_override_options): Here.
1980 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1983 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1984 zero extend count after the correction to it is done.
1985 (doloop_optimize): Update call to doloop_modify, don't zero extend
1988 2008-09-18 Martin Jambor <mjambor@suse.cz>
1990 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1992 * ipa-prop.c: Correct comments.
1993 * ipa-prop.h: Likewise.
1995 2008-09-18 Jan Hubicka <jh@suse.cz>
1998 * ipa-reference.c (ipa_reference_local_vars_info_d,
1999 ipa_reference_global_vars_info_d,
2000 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2001 ipa_reference_vars_info_t): Move here from ipa-reference.h
2002 (node_duplication_hook_holder, node_removal_hook_holder): New.
2003 (get_reference_vars_info_from_cgraph): Rename to ...
2004 (get_reference_vars_info): ... this one, use cgraph uids.
2005 (get_local_reference_vars_info, get_global_reference_vars_info):
2006 Use cgraph instead of decl.
2007 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2009 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2010 ipa_reference_get_written_global,
2011 ipa_reference_get_not_written_global): Use cgraph argument.
2012 (check_call): Simplify avail check.
2013 (scan_stmt_for_static_refs): Update.
2014 (propagate_bits): Update.
2015 (merge_callee_local_info): Remove.
2016 (init_function_info): Use cgraph nodes.
2017 (clean_function_local_data): Break out from ...
2018 (clean_function): ... here.
2019 (copy_local_bitmap, copy_global_bitmap): New functions.
2020 (duplicate_node_data, remove_node_data): New functions.
2021 (generate_summary): Register hooks; use visibility instead of
2023 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2024 * ipa-reference.h (ipa_reference_local_vars_info_d,
2025 ipa_reference_global_vars_info_d,
2026 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2027 ipa_reference_vars_info_t): Move to ipa-reference.c
2028 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2030 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2031 ipa_reference_get_not_read_global,
2032 ipa_reference_get_not_written_global): Update prototype.
2033 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2034 (init_state): Remove.
2035 (node_duplication_hook_holder, node_removal_hook_holder): New.
2036 (get_function_state, set_function_state): Use VECtor.
2037 (analyze_function): Check body availability.
2038 (add_new_function): Likewise.
2039 (duplicate_node_data, remove_node_data): New.
2040 (generate_summary): Register hooks; do not care about clones.
2041 (propafate): Do not care about clones; recursive functions are
2043 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2044 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2045 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2047 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2048 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2049 Update call of ipa-reference accesors.
2051 2008-09-18 Simon Baldwin <simonb@google.com>
2053 * c-opts.c (c_common_handle_option): Add handling for
2054 -Wbuiltin-macro-redefined command line option.
2055 * c.opt: Added builtin-macro-redefined option.
2056 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2059 2008-09-18 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/37258
2062 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2063 and signedness for integral types.
2064 (vn_phi_eq): Require compatible types.
2066 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2069 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2070 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2072 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2073 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2074 ggc_free other TREE_LIST nodes from that chain.
2075 * function.c (instantiate_decls): Instantiate also DECL_RTL
2076 of vars in cfun->local_decls, free that list afterwards.
2078 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2080 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2081 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2083 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2085 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2086 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2088 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2090 PR tree-optimization/37102
2091 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2092 from a node. Check to see if another PHI is dead.
2093 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2094 remove real PHIs which have no uses.
2095 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2097 2008-09-18 Richard Guenther <rguenther@suse.de>
2100 * tree-cfg.c (remove_useless_stmts_1): Remove
2101 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2103 2008-09-18 Nick Clifton <nickc@redhat.com>
2105 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2106 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2107 to frv_secondary_reload_class.
2108 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2109 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2110 (frv_secondary_reload_class): Omit unused parameter.
2111 (frv_secondary_reload): New function. Handle the case when
2112 secondary_reload_class() is called before the reload_(in|out)
2113 _optabs have been initialised.
2114 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2116 * config/frv/frv.md: Define an exclusion set between fr550_m0
2119 2008-09-18 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/37456
2122 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2123 want to insert after ends a BB insert on the single fallthru
2126 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2128 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2129 Mention -march=z9-109, z9-ec and z10.
2131 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2133 PR rtl-optimization/37544
2134 * regrename.c (maybe_mode_change): Exit early when copy_mode
2135 is narrower than orig_mode and narrower than new_mode.
2137 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2140 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2142 * sched-rgn.c (ref_counts): Remove.
2143 (insn_referenced): New static variable.
2144 (INSN_REF_COUNT): Remove.
2145 (sched_run_compute_dependencies): Use insn_referenced instead of
2147 (add_branch_dependences): Likewise. Delete dead assignment.
2149 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2151 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2152 consumer is an asm. Add comment why this is important.
2153 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2154 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2156 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2158 * expr.c (emit_group_store): Do not shift before moving via a
2161 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2163 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2164 from aggregate to non-aggregate type if the bit pattern is not fully
2165 preserved afterwards.
2167 2008-09-17 Richard Guenther <rguenther@suse.de>
2169 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2170 (verify_gimple_assign): ... this. Split into ...
2171 (verify_gimple_assign_unary): ... this,
2172 (verify_gimple_assign_binary): ... that,
2173 (verify_gimple_assign_single): ... and this.
2174 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2175 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2176 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2177 (verify_types_in_gimple_reference): Be forgiving with
2179 (verify_gimple_phi): Deal with virtual operands.
2181 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2183 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2185 * tree.c (get_callee_fndecl): Don't call the language hook.
2186 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2187 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2188 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2190 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2192 * tree.c (protected_set_expr_location): Don't unnecessarily
2193 check for error_mark_node.
2195 2008-09-17 Art Haas <ahaas@impactweather.com>
2197 * ipa-reference.c (analyze_function): Declare step only if
2198 ENABLE_CHECKING is defined.
2200 2008-09-17 Jan Hubicka <jh@suse.cz>
2203 * tree.h (DECL_INLINE): remove.
2204 (DECL_DECLARED_INLINE_P): Update docs.
2205 (DECL_NO_INLINE_WARNING_P): new.
2206 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2207 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2209 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2210 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2213 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2216 2008-09-17 Jan Hubicka <jh@suse.cz>
2218 * ipa-reference.c (ipa_obstack): Remove.
2219 (local_info_obstack, global_info_obstack): New.
2220 (add_static_var): We now handle variables only.
2221 (mark_address_taken, mark_load, mark_store): New functions based on ...
2222 (check_operand): ... remove.
2223 (get_asm_stmt_operands): Rename to ...
2224 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2225 (scan_stmt_for_static_refs): Rewrite.
2226 (scan_op_for_static_refs): Rename to ...
2227 (scan_initializer_for_static_refs): do not look for VAR_DECL
2228 initializers; stop recursion on types and decls.
2229 (ipa_init): Use proper obstacks.
2230 (analyze_variable): Use scan_initializer_for_static_refs.
2231 (init_function_info): Use local obstack.
2232 (analyze_function): Simplify.
2233 (add_new_function): We don't need visited_nodes obstack.
2234 (generate_summary): Use proper obstacks; cleanup after propagation.
2236 2008-09-17 Richard Guenther <rguenther@suse.de>
2239 PR tree-optimization/37491
2240 * alias.c (get_alias_set): Use the canonical type.
2241 * tree-vect-transform.c (vectorizable_store): Use the type of
2242 the lhs for the vector type. Adjust checking.
2243 (vectorizable_load): Adjust checking.
2245 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2246 Adam Nemet <anemet@caviumnetworks.com>
2248 PR rtl-optimization/37483
2249 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2250 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2251 Rearrange code to better match the original comment. Check
2252 t_unconditional first. Improve comment.
2254 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2257 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2258 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2261 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2262 GIMPLE_TRY if cleanup sequence is empty.
2264 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2267 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2268 eliminate IV if the cost are the same.
2270 2008-09-16 Richard Guenther <rguenther@suse.de>
2273 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2276 2008-09-16 Richard Guenther <rguenther@suse.de>
2278 PR tree-optimization/37508
2279 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2281 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2283 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2285 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2287 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2288 use gen_floatdidf2 directly.
2289 (floatunssidf2): Likewise.
2290 (floatsidf_ppc64_mfpgpr): Remove.
2291 (floatsidf_ppc64): Remove.
2292 (floatunssidf_ppc64): Remove.
2294 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2296 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2297 rather than update_cost_queue.
2299 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2300 in every call starting with the second one, instead of only when
2301 alias_bitmap_obstack.elements != NULL.
2303 * tree-predcom.c (filter_suitable_components): Free all refs in
2304 act->refs vector before calling release_component.
2305 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2307 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2309 * tree-loop-linear.c (linear_transform_loops): Initialize
2310 lambda_obstack only after calling perfect_loop_nest_depth.
2311 Goto free_and_continue instead of just continue for later failures.
2314 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2317 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2319 2008-09-14 Andreas Schwab <schwab@suse.de>
2321 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2323 2008-09-14 Jan Hubicka <jh@suse.cz>
2325 * invoke.texi (-fconserve-stack): Document.
2326 * opts.c (decode_options): Handle conserve_stack.
2327 * common.opt (fconvserve_stack): New.
2329 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2331 * config.host: Add x-aix to host_xmake_file.
2332 * config/rs6000/t-aix52: Do not override LDFLAGS.
2333 * config/rs6000/x-aix: New file.
2335 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2341 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2342 is not recognized as a valid register usage. Allow REG_X to be used
2344 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2345 forces a reload when using a base register.
2347 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2349 * config/i386/cygming-crtend.c (register_frame_ctor): If
2350 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2351 directly with atexit.
2352 (deregister_frame_ctor): Rename to ...
2353 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2354 if !DEFAULT_USE_CXA_ATEXIT.
2356 2008-09-13 Jan Hubicka <jh@suse.cz>
2358 * cgraph.c: Include value-prof.h
2359 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2361 2008-09-13 Jan Hubicka <jh@suse.cz>
2364 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2365 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2366 tree_gen_one_value_profiler, tree_gen_average_profiler,
2367 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2369 2008-09-13 Jan Hubicka <jh@suse.cz>
2371 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2372 too many bytes on misalligned blocks.
2374 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2376 * doc/cfg.texi: Fix some typos.
2377 * doc/extend.texi: Likewise.
2378 * doc/install.texi: Likewise.
2379 * doc/invoke.texi: Likewise.
2380 * doc/rtl.texi: Likewise.
2381 * doc/tree-ssa.texi: Likewise.
2383 2008-09-13 Richard Guenther <rguenther@suse.de>
2386 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2387 gimple stores for memory rhs.
2389 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2391 PR rtl-optimization/37489
2392 * cse.c (fold_rtx): Don't return const_true_rtx for float
2393 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2395 2008-09-13 Jan Hubicka <jh@suse.cz>
2397 PR tree-optimization/37392
2398 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2400 2008-09-13 Martin Jambor <mjambor@suse.cz>
2401 Jan Hubicka <jh@suse.cz>
2403 * cgraph.c (free_edges): New variable.
2404 (NEXT_FREE_EDGE): New macro.
2405 (cgraph_free_edge): New function.
2406 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2407 (cgraph_node_remove_callees): Likewise.
2408 (cgraph_node_remove_callers): Likewise.
2409 (cgraph_create_edge): Reuse edges from the free list. Do not
2410 update uid if doing so.
2411 (cgraph_remove_*_hook): Add free call.
2413 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2415 * ira-color.c (conflict_allocno_vec): Delete.
2416 (update_cost_queue_elem): New structure.
2417 (update_cost_queue): New variable.
2418 (update_cost_queue_tail): Likewise.
2419 (update_cost_queue_elems): Likewise.
2420 (allocno_update_cost_check): Delete.
2421 (initiate_cost_update): Allocate update_cost_queue_elems
2422 instead of allocno_update_cost_check.
2423 (finish_cost_update): Update the free()s accordingly.
2424 (start_update_cost): New function.
2425 (queue_update_cost): Likewise.
2426 (get_next_update_cost): Likewise.
2427 (update_copy_costs_1): Inline into...
2428 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2429 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2430 once we've established they are equal. Don't allocate update
2431 costs if there is nothing to add to them.
2432 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2433 DIVISOR arguments. Use a queue instead of recursive calls;
2434 process all the allocnos in the initial queue, rather than
2436 (assign_hard_reg): Use queue_update_cost instead of
2437 conflict_allocno_vec. Queue coalesced allocnos instead
2438 of calling update_conflict_hard_regno_costs for each one.
2439 Just call update_conflict_hard_regno_costs once for the
2441 (ira_color): Remove conflict_allocno_vec handling.
2443 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2445 PR tree-optimization/37484
2446 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2447 (save_var_name): Same.
2448 (initialize_cloog_names): Same.
2449 (initialize_cloog_names): Same.
2451 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2453 * tree-scalar-evolution.c (set_instantiated_value): Set
2456 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2460 * ira-build.c (common_loop_tree_node_dominator): Remove.
2461 (copy_live_ranges_to_removed_store_destinations): New function.
2462 (regno_top_level_allocno_map): Move to top level from ...
2463 (ira_flattening): ... here. Use
2464 copy_live_ranges_to_removed_store_destinations.
2466 * ira-emit.c (generate_edge_moves): Fix a comment.
2468 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2471 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2472 scratch register after 'set' pattern.
2474 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2476 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2477 information passed to mark_reg_pointer.
2478 * explow.c (force_reg): Likewise.
2480 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2482 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2483 when building for the celledp architecture.
2485 2008-09-12 Richard Guenther <rguenther@suse.de>
2487 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2489 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2491 PR rtl-optimization/37424
2492 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2493 the regnos instead of the addresses.
2495 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2497 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2499 2008-09-11 Richard Guenther <rguenther@suse.de>
2501 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2502 entering the weaker equivalence recording.
2504 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2506 2008-09-11 Jeff Law <law@redhat.com>
2508 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2509 by assign_stack_local on the IRA path for stack slot sharing
2510 as well as the non-IRA path.
2512 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/i386.h: Fix whitespace issues.
2516 2008-09-11 Martin Jambor <mjambor@suse.cz>
2518 * ipa-prop.h (struct ipa_param_flags): Removed.
2519 (struct ipa_param_descriptor): New structure.
2520 (struct ipa_node_params): ipcp_lattices, param_decls and
2521 param_flags moved to ipa_param_description.
2522 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2523 descriptors. Renamed all users.
2524 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2525 changed to access descriptors. Renamed all users.
2526 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2527 to access descriptors. Renamed all users.
2528 * ipa-cp.c (ipcp_init_cloned_node): Call
2529 ipa_initialize_node_params instead of ipa_count_formal_params and
2530 ipa_create_param_decls_array.
2531 (ipcp_analyze_node): Likewise.
2532 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2533 descriptors. Renamed all users.
2534 (ipcp_initialize_node_lattices): Remove allocation.
2535 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2536 ipa_initialize_node_params instead of ipa_count_formal_params and
2537 ipa_create_param_decls_array.
2538 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2539 ipa_populate_param_decls, made static, added parameter info,
2540 renamed mt to node, removed allocation, changed to use
2542 (ipa_count_formal_params): Made static, added parameter info,
2544 (ipa_initialize_node_params): New function.
2545 (ipa_check_stmt_modifications): Changed to use descriptors.
2546 (ipa_detect_param_modifications): Removed allocation, changed to
2548 (ipa_note_param_call): Changed to use descriptors.
2549 (ipa_analyze_params_uses): Removed allocation.
2550 (ipa_free_node_params_substructures): Changed to use descriptors.
2551 (ipa_edge_duplication_hook): Use the unused attribute.
2552 (ipa_node_duplication_hook): Use the unused attribute, changed to
2553 use descriptors, changed to duplicate descriptors.
2555 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2556 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2557 indirect inlining. Made static.
2558 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2559 functions called only once.
2560 (cgraph_decide_recursive_inlining): Don't call
2561 ipa_propagate_indirect_call_infos, pass new_edges to
2562 cgraph_mark_inline_edge instead.
2563 (cgraph_decide_inlining_of_small_functions): Don't call
2564 ipa_propagate_indirect_call_infos, pass new_edges to
2565 cgraph_mark_inline_edge instead.
2566 (cgraph_decide_inlining): Don't call
2567 ipa_propagate_indirect_call_infos.
2568 * ipa-prop.c: Check that vectors are allocated.
2570 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2571 iff a new cgraph edges have been created.
2572 (cgraph_decide_inlining): New variable redo_always_inline.
2573 Flattening and always_inlining loop until callgraph stabilizes.
2574 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2575 true iff new cgraph edges have been created.
2576 (propagate_info_to_inlined_callees): Likewise.
2577 (ipa_propagate_indirect_call_infos): Likewise.
2579 2008-09-11 Richard Guenther <rguenther@suse.de>
2581 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2582 (set_prologue_iterations): Likewise.
2583 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2585 (vect_update_init_of_dr): Likewise.
2586 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2588 * fold-const.c (fold_unary): Do not generate calculations
2591 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2593 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2594 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2595 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2597 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2599 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2600 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2601 before finalizing the changes.
2602 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2604 (simplify_truth_ops_using_ranges): New.
2605 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2606 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2607 whether a simplification was made.
2608 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2609 use a switch statement and also call simplify_truth_ops_using_ranges.
2611 2008-09-11 Jan Hubicka <jh@suse.cz>
2613 * ggc-common.c (loc_array): Make static.
2614 * dce.c (rest_of_handle_ud_dce): Free worklist.
2616 2008-09-11 Jan Hubicka <jh@suse.cz>
2618 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2619 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2620 function so we are sure we do not dangle it forever.
2621 * function.c (outer_function_chain, find_function_data): Remove.
2622 (function_context_stack): New.
2623 (push_function_context, pop_function_context): Update.
2624 * function.h (struct function): Remove pointer outer.
2625 (outer_function_chain, find_function_data): Remove.
2626 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2628 2008-09-11 Jan Hubicka <jh@suse.cz>
2631 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2633 2008-09-11 Jan Hubicka <jh@suse.cz>
2635 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2637 2008-09-11 Jan Hubicka <jh@suse.cz>
2639 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2640 (free_var_map_entry): New function.
2641 (redirect_edge_var_map_destroy): Use it.
2643 2008-09-11 Jan Hubicka <jh@suse.cz>
2646 * tree-inline.c (add_lexical_block): Replace with ...
2647 (prepend_lexical_block): ... prepend at begginig.
2648 (remap_blocks): Use it and reverse later.
2649 (expand_call_inline): Use prepend_lexical_block.
2651 2008-09-11 Jan Hubicka <jh@suse.cz>
2653 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2655 2008-09-11 Jan Hubicka <jh@suse.cz>
2657 * function.c (free_after_compilation): Call insn_locators_free.
2658 * cfglayout.c (insn_locators_free): New function.
2659 * rtl.h (insn_locators_free): Declare.
2661 2008-09-11 Jan Hubicka <jh@suse.cz>
2663 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2665 (cond_move_process_if_block): Update call.
2667 2008-09-11 Jan Hubicka <jh@suse.cz>
2669 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2670 * vec.c: Include hashtab.h
2671 (vec_descriptor, ptr_hash_entry): New structures.
2672 (vec_desc_hash, vec_ptr_map): New static variables.
2673 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2674 register_overhead, free_overhead, vec_heap_free): New functions.
2675 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2676 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2677 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2680 2008-09-11 Ira Rosen <irar@il.ibm.com>
2682 PR tree-optimization/37474
2683 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2684 length of load permutation.
2686 2008-09-11 Andreas Schwab <schwab@suse.de>
2688 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2690 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2693 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2694 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2695 simplify_gen_subreg.
2697 2008-09-11 Ira Rosen <irar@il.ibm.com>
2699 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2702 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2705 * gimplify.c (gimplify_body): Call default_rtl_profile.
2708 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2709 instead of tok->val.node if not expanding to something else. Handle
2710 intervening CPP_PADDING tokens.
2711 (altivec_categorize_keyword): Remove unneeded comparisons.
2713 2008-09-10 Richard Guenther <rguenther@suse.de>
2715 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2717 2008-09-10 Richard Guenther <rguenther@suse.de>
2720 * tree-inline.c (insert_init_stmt): Make sure to not
2721 insert invalid gimple stores.
2723 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2725 PR tree-optimization/37388
2726 * toplev.c (process_options): Fail and warn when graphite
2727 flags are used, but the compiler has not been configured
2728 with graphite libraries.
2729 * graphite.c (graphite_transform_loops): Remove printfs
2730 to dump_file for the case when graphite is not available.
2732 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2735 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2736 the even element into register.
2737 (ix86_expand_vector_init_general): Don't use
2738 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2739 if we can't move from GPR to SSE register directly.
2741 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2743 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2744 not lose track of the number of NOPs needed. Number of NOPs needed
2745 for sync vs. loads workaround was switched; corrected. Run second
2746 pass for all workarounds. No NOPs needed after call insns. Change
2747 second pass to use find_next_insn_start and find_load helpers in order
2748 to properly detect parallel insns.
2749 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2751 2008-09-10 Jan Hubicka <jh@suse.cz>
2753 * value-prof.c (gimple_ic): Fix tuplification bug.
2754 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2757 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2759 PR tree-optimization/37353
2760 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2761 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2762 calls instead of cond_dead_built_in_calls.
2763 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2764 initalize the vector only before adding first entry. Use VEC_safe_push
2765 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2766 shrink_wrap_conditional_dead_built_in_calls call.
2768 2008-09-10 Ira Rosen <irar@il.ibm.com>
2770 PR tree-optimization/37385
2771 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2772 argument, and use it as a vector type if not NULL.
2773 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2775 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2776 additional argument.
2777 (vectorizable_load): Likewise.
2779 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2781 * config/i386/i386.md (SWI32): New mode iterator.
2782 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2785 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2787 PR rtl-optimization/37435
2788 * caller-save.c (insert_restore, insert_save): Check the mode by
2791 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2794 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2796 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2799 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2801 * doc/invoke.texi (ARM Options): Correct errors in discussion
2802 of -mfloat-abi, -mhard-float, and -msoft-float.
2804 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2805 Jan Hubicka <jh@suse.cz>
2808 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2809 calling gimple_regimplify_operands on it. Iterate over all newly
2810 added statements, not just the last one.
2811 (insert_init_stmt): Insert stmt into seq first, then call
2812 gimple_regimplify_operands on it. Don't create new gimplification
2813 context, nor find referenced vars.
2815 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2818 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2819 to pointer to vector pointer.
2820 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2821 propagate_info_to_inlined_callees): Likewise.
2822 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2823 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2824 ipa_check_create_edge_args.
2825 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2826 argument to pointer to vector pointer.
2827 (cgraph_decide_inlining_of_small_function): Adjust
2828 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2832 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2833 optimizing for size, not speed.
2835 PR rtl-optimization/37408
2836 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2837 if parm is promoted.
2839 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2841 PR tree-optimization/37375
2842 * tree-scalar-evolution.c (scev_info_str): Add field
2844 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2845 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2846 set_instantiated_value): Pass instantiated_below.
2847 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2849 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2850 the definitions are not instantiated.
2852 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2853 (block_before_loop): New.
2854 * tree-data-ref.c (dr_analyze_indices): Update uses of
2856 * graphite.c (block_before_scop): New.
2857 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2858 basic block, not a loop for determining the parameters.
2859 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2861 (idx_record_params, find_params_in_bb, find_scop_parameters,
2862 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2863 to instantiate_scev.
2865 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2867 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2871 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2873 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2874 Check zero freq and increase if necessary.
2876 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2878 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2879 regno is in the right range. Add comments.
2881 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2883 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2885 * mips-tfile.c (copy_object): Cast alloca result to int *.
2886 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2888 Rename class to sclass.
2889 (read_tfile): Cast read_seek return values to proper types.
2890 Cast xcalloc return value to proper type.
2892 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2894 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2895 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2896 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2898 2008-09-09 Jan Hubicka <jh@suse.cz>
2900 * profile.c (is_edge_inconsistent): Add debug output; ignore
2901 negative count on fake edges.
2902 (is_inconsistent): Add debug output.
2904 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2906 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2908 (choose_ready): When first insn is chosen from the ready list, also
2911 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2913 PR rtl-optimization/37360
2914 * haifa-sched.c (max_issue): Do not assert that we never issue more
2915 insns than issue_rate. Add comment.
2917 2008-09-09 Richard Guenther <rguenther@suse.de>
2919 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2920 (verify_types_in_gimple_call): Rename to ...
2921 (verify_gimple_call): ... this. Enhance.
2922 (verify_types_in_gimple_cond): Remove.
2923 (verify_gimple_comparison): New function ...
2924 (verify_types_in_gimple_assign): ... split out from here.
2925 (verify_types_in_gimple_return): Rename to ...
2926 (verify_gimple_return): ... this. Enhance.
2927 (verify_types_in_gimple_switch): Rename to ...
2928 (verify_gimple_switch): ... this. Enhance.
2929 (verify_gimple_goto): New function.
2930 (verify_types_in_gimple_phi): Rename to ...
2931 (verify_gimple_phi): ... this. Enhance.
2932 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2933 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2934 (verify_types_in_gimple_seq_2): Remove cases handled in
2935 verify_types_in_gimple_stmt.
2937 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2939 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2940 (push_multiple_operation, pop_multiple_operation): Set it.
2941 (workaround_rts_anomaly): New function.
2942 (workaround_speculation): New function, broken out of bfin_reorg.
2943 (bfin_reorg): Call the new functions.
2945 2008-09-09 Richard Guenther <rguenther@suse.de>
2949 * gimplify.c (gimplify_conversion): Change conversions of
2950 non-register type to VIEW_CONVERT_EXPRs.
2951 (gimplify_addr_expr): If we need to make the operand
2952 addressable make sure to use a properly initialized
2953 temporary for that so it gets a valid gimple store.
2955 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2957 * function.h (struct function): Add function_start_locus.
2958 * cfgexpand.c (gimple_expand_cfg): Use it.
2959 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2961 2008-09-09 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/37433
2964 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2967 2008-09-09 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/37387
2970 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2971 and bits to a common type.
2973 2008-09-09 Nick Clifton <nickc@redhat.com>
2975 * config/v850/v850.md (return): Restore frame size restriction.
2977 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2979 * c-common.c (c_expand_decl): Remove.
2980 * c-common.h (anon_aggr_type_p): Remove prototype.
2981 (DECL_ANON_UNION_ELEMS): Remove.
2982 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2983 * c-decl.c (anon_aggr_type_p): Remove.
2984 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2985 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2986 * langhooks.h (struct lang_hooks): Remove expand_decl.
2987 * langhooks.c (lhd_expand_decl): Remove.
2988 * stmt.c (expand_anon_union_decl): Remove.
2989 * tree.h (expand_anon_union_decl): Remove prototype.
2991 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2994 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2996 * config/avr/avr.md (QISI) : Define mode iterator.
2997 (negated_tst<mode>) : Redefine as split using mode macro.
2998 (reversed_tstqi): Define insn as reversed compare with zero.
2999 (reversed_tsthi): Ditto.
3000 (reversed_tstsi): Ditto.
3002 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3005 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3006 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3009 * predict.c (optimize_function_for_size_p): Don't segfault if
3011 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3012 tree_swap_operands_p): Don't test cfun != NULL before calling
3013 optimize_function_for_s*_p.
3015 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3017 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3020 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3022 * crx/crx.h (IRA_COVER_CLASSES): Define.
3024 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3027 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3028 even when a stmt has been gimple_modified_p, but after fold_stmt is
3029 not any longer. Remove unneeded may_have_exposed_new_symbols
3032 2008-09-08 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/37421
3035 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3038 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3041 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3043 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3046 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3047 * pa-hpux10.h (LINK_SPEC): Likewise.
3048 * pa-hpux11.h (LINK_SPEC): Likewise.
3050 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3052 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3053 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3055 2008-09-07 Helge Deller <deller@gmx.de>
3057 * pa/linux-atomic.c: New file.
3058 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3059 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3061 2008-09-07 Richard Guenther <rguenther@suse.de>
3062 Ira Rosen <irar@il.ibm.com>
3064 PR tree-optimization/36630
3065 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3066 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3068 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3069 Ira Rosen <irar@il.ibm.com>
3071 PR tree-optimization/35642
3072 * config/rs6000/altivec.md (mulv8hi3): Implement.
3074 2008-09-06 Jeff Law <law@redhat.com>
3076 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3078 2008-09-06 Jan Hubicka <jh@suse.cz>
3080 PR tree-optimization/14703
3081 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3083 * passes.c (init_optimization_passes): Recompute inline parameters.
3085 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3087 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3090 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3091 Peter Fuerst <post@pfrst.de>
3093 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3094 * doc/extend.texi: Document __builtin_mips_cache.
3095 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3096 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3097 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3098 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3099 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3100 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3101 (set_push_mips_isas): New variable.
3102 (mips_r10k_cache_barrier): New variable.
3103 (cache): New availability predicate.
3104 (mips_builtins): Add an entry for __builtin_mips_cache.
3105 (mips_build_cvpointer_type): New function.
3106 (MIPS_ATYPE_CVPOINTER): New macro.
3107 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3109 (r10k_simplified_address_p, r10k_simplify_address)
3110 (r10k_uncached_address_p, r10k_safe_address_p)
3111 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3112 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3113 (r10k_insert_cache_barriers): New functions.
3114 (mips_reorg_process_insns): Delete cache barriers after a
3115 branch-likely instruction.
3116 (mips_reorg): Call r10k_insert_cache_barriers.
3117 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3118 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3119 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3120 (mips_cache, r10k_cache_barrier): New define_insns.
3122 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3124 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3125 * ira-color.c (setup_allocno_left_conflicts_num): Use
3126 hard_reg_set_equal_p instead of a comparison with
3127 ira_zero_hard_reg_set.
3128 * ira.c (setup_reg_subclasses): Likewise.
3129 (setup_cover_and_important_classes): Likewise.
3130 (setup_class_translate): Likewise.
3131 (setup_reg_class_intersect_union): Likewise.
3132 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3133 (ira_init_once): Don't initialize them.
3135 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3137 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3139 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3141 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3143 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3145 Improved branch hints, safe hints, and scheduling.
3147 * haifa-sched.c (sched_emit_insn) : Define.
3148 * sched-int.h (sched_emit_insn) : Add prototype.
3149 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3150 -mhint-max-distance -msafe-hints) : Document.
3151 * config/spu/spu.c (spu_flag_var_tracking): New.
3152 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3153 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3154 TARGET_ASM_FILE_START): Define.
3155 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3156 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3157 (spu_emit_branch_hint): Add blocks argument.
3158 (insert_branch_hints, insert_nops): Remove.
3159 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3160 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3161 spu_sched_reorder, asm_file_start): New functions.
3162 (clock_var, spu_sched_length, pipe0_clock,
3163 pipe1_clock, prev_clock_var, prev_priority,
3164 spu_ls_first, prev_ls_clock): New static variables.
3165 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3166 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3167 (nopn_nv): Add a non-volatile version of nop.
3168 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3169 -mhint-max-distance, -msafe-hints): New options.
3171 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3172 Samuel Tardieu <sam@rfc1149.net>
3174 * opts.c (decode_options): Combine nested if statements.
3177 * opts.c (decode_options): Handle more relationships among
3178 unit-at-a-time, toplevel-reorder, and section-anchors.
3180 2008-09-05 David Daney <ddaney@avtrex.com>
3182 * doc/install.texi (--enable-reduced-reflection): Document new option.
3184 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3186 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3188 (constantpool_operand): New.
3189 (move_operand): Disallow sub-word modes for the constant pool.
3190 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3191 (xtensa_secondary_reload_class): Replace with....
3192 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3193 Set icode for sub-word reloads from the constant pool.
3194 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3195 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3196 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3197 * config/xtensa/xtensa-protos.h: Update prototypes.
3199 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3201 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3202 (REG_CLASS_NAMES): Update.
3203 (REG_CLASS_CONTENTS): Update.
3204 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3205 of ALL_REGS for regs 77 and 78.
3206 * function.c (instantiate_virtual_regs_in_insn): Assert that
3207 return value of simplify_gen_subreg is not NULL.
3209 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3211 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3212 (gen_rtvec_v): Fix coding standards.
3214 2008-09-04 Jan Hubicka <jh@suse.cz>
3216 * i386.c (decide_alg): Be more conservative about optimizing for size.
3218 2008-09-04 Ian Lance Taylor <iant@google.com>
3220 * varasm.c (narrowing_initializer_constant_valid_p): New
3222 (initializer_constant_valid_p): Call it.
3224 2008-09-04 Jeff Law <law@redhat.com>
3226 * fold-const.c (native_encode_real): Fix computation of WORDS.
3227 (native_interpret_real): Likewise.
3229 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3231 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3233 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3235 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3236 that the cost is already taken into account in ira-costs.c
3238 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3240 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3241 ira_debug_copies): New.
3242 (ira_bulid): Call print_copies.
3244 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3246 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3249 * config/rs6000/rs6000.c (optimization_options): Remove check of
3250 flag_toplevel_order.
3252 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3254 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3255 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3256 second operand is a reg_imm10_operand.
3257 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3258 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3259 (*seq_<GPR:mode><GPR2:mode>): Rename to
3260 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3262 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3263 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3265 (*sne_<GPR:mode><GPR2:mode>): Rename to
3266 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3269 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3271 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3272 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3273 combining an arithmetic right shift by more than 31 and a
3274 trunction. Don't match for out-of-range shift amounts. Set
3275 attribute mode to <MODE>.
3276 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3277 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3278 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3279 shifts by less than 32.
3280 (extv): Change predicate on first operand to accept registers.
3281 Change predicate of the other operands from immediate_operand to
3282 const_int_operand. Expand exts when source is a register.
3283 (extzv): Change predicate of the constant operands from
3284 immediate_operand to const_int_operand.
3285 (extzv<mode>): Change predicate of the constant operands from
3286 immediate_operand to const_int_operand and no constraint. Also
3288 (*extzv_trunc<mode>_exts): New pattern.
3290 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3292 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3293 * config/mips/mips-protos.h (mask_low_and_shift_p,
3294 mask_low_and_shift_len): Declare.
3295 * config/mips/mips.c (mask_low_and_shift_p,
3296 mask_low_and_shift_len): New functions.
3297 (mips_print_operand): Handle new operand prefix "m".
3298 * config/mips/mips.md (*cins<mode>): New pattern.
3300 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3302 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3303 optimizing for size.
3305 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3307 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3308 regardless of epilogue_completed.
3310 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3313 * ira-lives.c (process_bb_node_lives): Check setjmp.
3315 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3318 * ira-build.c (form_loop_tree): Reverse BB walk.
3319 (create_bb_allocnos): Likewise.
3320 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3321 (mark_reg_store): Rename to...
3322 (mark_ref_live): ...this and take a df_ref argument instead of
3323 note_stores arguments. Assert that we have a register.
3324 (mark_reg_clobber): Delete.
3325 (def_conflicts_with_inputs_p): New function.
3326 (mark_reg_conflicts): Delete.
3327 (mark_reg_death): Rename to...
3328 (mark_ref_dead): ...this and take a df_ref argument instead of
3329 a register. Assert that we have a register.
3330 (process_bb_node_lives): Hoist frequency calculation out of
3331 instruction walk. Convert from a forwards scan to a backwards scan.
3332 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3333 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3334 (create_allocno_live_ranges): Don't create regs_set.
3336 2008-09-04 Ian Lance Taylor <iant@google.com>
3338 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3339 or REG_LABEL_TARGET.
3340 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3341 comparing MODE with MEM.
3342 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3343 comparing with GF_PREDICT_TAKEN.
3344 (gimple_get_lhs): Change code to enum gimple_code.
3345 (gimple_set_lhs): Likewise.
3346 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3347 * omp-low.c (find_omp_clause): Change kind parameter to enum
3349 * tree-flow.h (find_omp_clause): Update declaration.
3350 * regrename.c (clear_dead_regs): Change kind parameter to enum
3352 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3354 * see.c (see_get_extension_data): Change return type to enum
3355 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3356 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3357 (see_gen_normalized_extension): Change extension_code parameter to
3359 (see_seek_pre_extension_expr): Change extension_code to enum
3361 (see_merge_one_def_extension): Likewise.
3362 (see_handle_relevant_defs): Likewise.
3363 (see_handle_relevant_uses): Likewise.
3364 (see_analyze_one_def): Likewise.
3365 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3366 GIMPLE_ASM rather than ASM_EXPR.
3367 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3368 GIMPLE_RETURN rather than RETURN_EXPR.
3369 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3370 (evaluate_stmt): Likewise.
3371 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3372 to enum vect_relevant.
3373 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3374 compare gimple codes with tree codes.
3376 2008-09-04 Paul Brook <paul@codesourcery.com>
3378 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3380 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3382 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3383 pointer check lost in the recent no-unit-at-a-time patch.
3385 2008-09-04 Jan Hubicka <jh@suse.cz>
3388 * tree-switch-conversion.c (check_final_bb): Accept only IP
3391 2008-09-04 Jan Hubicka <jh@suse.cz>
3393 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3395 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3396 using_ranges argument.
3397 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3398 (vrp_visit_cond_stmt): Update call of
3399 vrp_evaluate_conditional_warnv_with_ops
3401 2008-09-04 Jan Hubicka <jh@suse.cz>
3403 PR tree-optimization/37345
3404 PR tree-optimization/37358
3405 PR tree-optimization/37357
3406 * tree.c (build_function_type_skip_args): Build distinct type copy;
3408 (build_function_decl_skip_args): Set type of new decl not orig decl;
3409 clear DECL_VINDEX for methods turned into functions.
3411 2008-09-04 Nick Clifton <nickc@redhat.com>
3413 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3414 * configure: Regenerate.
3415 * config.in: Regenerate.
3416 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3417 alignment field, if it is supported.
3419 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3421 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3424 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3426 * config/rs6000/rs6000.c (processor_target_table): Do not
3427 enable VMX for POWER6.
3429 2008-09-03 Anton Blanchard <anton@samba.org>
3431 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3432 emit memory barrier before operation.
3434 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3437 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3438 default_elf_asm_output_external.
3440 2008-09-03 Jeff Law <law@redhat.com>
3442 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3444 2008-09-03 Richard Henderson <rth@redhat.com>
3446 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3447 memory barrier to below the test-and-set.
3448 (alpha_split_lock_test_and_set_12): Likewise.
3450 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3454 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3457 * ira-color.c (print_loop_title): Use all_allocnos.
3458 (color_pass): Ditto. Don't add border_allocnos. Check that
3459 subloop allocno in the correspdoning bitmap all_allocnos.
3461 * ira-emit.c (change_loop): Use all_allocnos.
3463 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3464 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3465 (create_cap_allocno): Remove setting mentioned_allocnos.
3466 (create_insn_allocnos): Ditto.
3467 (remove_unnecessary_allocnos): Use all_allocnos.
3468 (check_allocno_creation): Check that allocnos are in the
3469 corresponding bitmap all_allocnos.
3471 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3475 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3476 (process_regs_for_copy): Process subregs. Refine check when cost
3477 is taken into account in ira-costs.c.
3478 (process_reg_shuffles): Use REG_SUBREG_P.
3479 (add_insn_allocno_copies): Ditto. Ignore modes.
3481 * ira-color.c (conflict_allocno_vec): New.
3482 (COST_HOP_DIVISOR): New macro.
3483 (update_copy_costs_1): Use it.
3484 (update_conflict_hard_regno_costs): New function.
3485 (assign_hard_reg): Use it.
3486 (ira_color): Allocate and free conflict_allocno_vec.
3488 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3492 * ira-int.h (ira_sort_insn_chain): Remove.
3494 * ira.c (basic_block_order_nums, chain_insn_order,
3495 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3496 (ira): Don't call ira_sort_insn_chain.
3498 * reload1.c (reload): Don't call ira_sort_insn_chain.
3500 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3503 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3504 which become non throw.
3505 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3506 update_call_expr after updating the flags on the decl.
3508 2008-09-03 Jan Hubicka <jh@suse.cz>
3510 PR tree-optimization/37315
3511 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3512 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3513 (cgraph_analyze_functions): Use node->analyzed
3514 (cgraph_mark_functions_to_output): Likewise.
3515 (cgraph_expand_function): All functions can be released after
3517 (cgraph_optimize): Use gimple_has_body_p.
3518 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3519 (cgraph_decide_inlining_incrementally): Likewise.
3520 (inline_transform): Inline transform.
3521 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3523 (inlinable_function_p): Drop gimple_body check.
3524 (expand_call_inline): Use gimple_has_body_p.
3525 * gimple.c (gimple_has_body_p): New.
3526 * gimple.h (gimple_has_body_p): Add prototype.
3527 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3528 (dump_function_to_file): Use gimple_has_body_p check.
3530 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3533 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3535 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3537 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3539 From Michael Frysinger <michael.frysinger@analog.com>
3540 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3541 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3544 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3547 * doc/extend.texi: Document picoChip builtin functions.
3548 * doc/invoke.texi: Document picoChip options.
3549 * doc/contrib.texi: Add picoChip contribution.
3550 * doc/md.texi: Document picoChip constraints.
3551 * config.gcc: Add picochip-*-*.
3552 * config/picochip/: Add new port.
3554 2008-09-03 Richard Guenther <rguenther@suse.de>
3556 PR tree-optimization/37328
3557 * tree-sra.c (sra_build_assignment): Gimplify properly.
3558 (generate_copy_inout): Take the correct stmt as definition,
3559 remove bogus assert.
3561 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3563 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3566 From Michael Frysinger <michael.frysinger@analog.com>
3567 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3569 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3571 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3572 (__gthread_setspecific): Revert 2008-08-31 change to
3573 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3575 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3577 * diagnostic.c (error_at): New.
3578 * toplev.h (error_at): New prototype.
3579 * c-typeck.c (build_array_ref): Call error_at instead of error.
3580 Pass location to pedwarn.
3582 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3584 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3586 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3588 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3589 VAR_DECL and CONST_DECL.
3591 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3592 Jakub Jelinek <jakub@redhat.com>
3594 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3595 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3596 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3597 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3598 Don't set ix86_save_varrargs_registers.
3599 (ix86_setup_incoming_varargs): Assume cum != NULL.
3600 (ix86_va_start): Check ix86_varargs_gpr_size and
3601 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3602 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3603 from frame pointer if ix86_varargs_gpr_size == 0.
3604 (ix86_compute_frame_layout): Updated.
3605 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3606 (ix86_varargs_gpr_size): Define.
3607 (ix86_varargs_fpr_size): Likewise.
3608 (machine_function): Remove save_varrargs_registers.
3609 Add varargs_gpr_size and varargs_fpr_size.
3611 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3613 * config/alpha/alpha.c (va_list_skip_additions,
3614 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3615 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3618 PR tree-optimization/36766
3619 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3620 for already removed basic blocks.
3623 * real.c (real_maxval): Clear a lower bit to make real_maxval
3624 match get_max_float for IBM long double format.
3626 2008-09-02 Andreas Schwab <schwab@suse.de>
3628 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3629 * configure: Regenerate.
3631 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3633 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3634 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3635 checking for a non-VOID CONSTANT_P.
3637 2008-09-02 Jan Hubicka <jh@suse.cz>
3639 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3640 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3643 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3645 * expr.c (emit_group_store): Don't assert stack temp mode size.
3647 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3648 Tobias Grosser <grosser@fim.uni-passau.de>
3649 Jan Sjodin <jan.sjodin@amd.com>
3650 Harsha Jagasia <harsha.jagasia@amd.com>
3651 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3652 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3653 Adrien Eliche <aeliche@isty.uvsq.fr>
3655 Merge from graphite branch.
3658 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3659 * doc/invoke.texi (-floop-block, -floop-interchange,
3660 -floop-strip-mine): Document new flags.
3661 * tree-into-ssa.c (gimple_vec): Moved...
3662 * tree-loop-distribution.c (rdg_component): Moved...
3663 * cfgloopmanip.c: Include tree-flow.h.
3664 (update_dominators_in_loop): New.
3665 (create_empty_if_region_on_edge): New.
3666 (create_empty_loop_on_edge): New.
3667 (loopify): Use update_dominators_in_loop.
3668 * tree-pass.h (pass_graphite_transforms): Declared.
3669 * configure: Regenerate.
3670 * tree-phinodes.c (make_phi_node): Export.
3671 (add_phi_node_to_bb): New, split from create_phi_node.
3672 * tree-chrec.c (for_each_scev_op): New.
3673 * tree-chrec.h (for_each_scev_op): Declared.
3674 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3675 (remove_statement): Call get_phi_with_result.
3676 * config.in (HAVE_cloog): Undef.
3677 * gdbinit.in (pgg): New.
3678 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3679 * tree-ssa-loop.c (graphite_transforms): New.
3680 (gate_graphite_transforms): New.
3681 (pass_graphite_transforms): New.
3682 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3683 HAVE_cloog): Defined.
3684 * tree-vectorizer.c (rename_variables_in_bb): Export.
3685 * tree-data-ref.c (dr_may_alias_p): Export.
3686 (stmt_simple_memref_p): New.
3687 (find_data_references_in_stmt): Export.
3688 (find_data_references_in_loop): Export.
3689 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3690 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3691 (create_rdg_vertices): Export.
3692 (build_empty_rdg): New.
3693 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3694 * tree-data-ref.h (rdg_component): ... here.
3696 (struct data_reference): Add a field scop.
3698 (find_data_references_in_loop): Declared.
3699 (find_data_references_in_stmt): Declared.
3700 (create_rdg_vertices): Declared.
3701 (dr_may_alias_p): Declared.
3702 (stmt_simple_memref_p): Declared.
3703 (struct rdg_edge): Add a field ddr_p relation.
3704 (build_empty_rdg): Declared.
3705 * lambda.h (lambda_matrix): Declare a VEC of.
3706 (find_induction_var_from_exit_cond): Declared.
3707 (lambda_vector_compare): New.
3708 * common.opt (fgraphite, floop-strip-mine,
3709 floop-interchange, floop-block): New flags.
3710 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3711 * cfgloop.c (is_loop_exit): New.
3712 * cfgloop.h (is_loop_exit): Declared.
3713 (create_empty_if_region_on_edge): Declared.
3714 (create_empty_loop_on_edge): Declared.
3715 * tree-flow.h (add_phi_node_to_bb): Declared.
3716 (make_phi_node): Declared.
3717 (rename_variables_in_bb): Declared.
3718 (perfect_loop_nest_depth): Declared.
3719 (graphite_transform_loops): Declared.
3720 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3721 (graphite.o-warn): Add -Wno-error.
3722 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3723 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3724 (INCLUDES): Add PPLINC, CLOOGINC.
3725 (OBJS-common): Add graphite.o.
3726 (graphite.o): Add rule.
3727 * gimple.h (gimple_vec): ... here.
3728 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3729 * passes.c (init_optimization_passes): Schedule
3730 pass_graphite_transforms.
3732 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3735 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3736 and -fno-toplevel-reorder after handle_options.
3738 2008-09-02 Paul Brook <paul@codesourcery.com>
3740 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3741 (arm_override_options): Set arm_tune_cortex_a9.
3742 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3743 (arm_issue_rate): Handle cortexa9.
3744 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3745 * config/arm/arm-cores.def: Add cortex-a9.
3746 * config/arm/arm-tune.md: Regenerate.
3747 * config/arm/arm.md: Include cortex-a9.md.
3748 (generic_sched, generic_vfp): Add cortexa9.
3749 * config/arm/cortex-a9.md: New file.
3751 2008-09-02 Richard Guenther <rguenther@suse.de>
3753 PR tree-optimization/37327
3754 * tree-vrp.c (register_new_assert_for): Make sure to not have
3755 TREE_OVERFLOW set on the bound.
3757 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3759 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3761 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3762 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3765 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3767 * gcc/config/spu/spu.md (divdf3): Removed.
3769 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3771 PR tree-optimization/37095
3772 * cgraph.c (cgraph_node): When creating new cgraph node after
3773 assembler_name_hash has been populated, record it in the hash
3776 2008-09-01 Paul Brook <paul@codesourcery.com>
3778 * doc/invoke.texi: Document -mword-relocations.
3779 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3780 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3781 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3782 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3783 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3784 (arm_emit_movpair): New function.
3785 (arm_print_operand <c>): Handle sybolic addresses.
3786 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3787 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3788 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3789 * config/arm/arm.opt: Add -mword-relocations.
3790 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3791 (arm_movt, arm_movw): New.
3793 2008-09-01 Paul Brook <paul@codesourcery.com>
3795 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3796 Allow Interworking on ARMv4 EABI based targets.
3797 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3798 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3800 2008-09-01 Paul Brook <paul@codesourcery.com>
3802 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3803 optimized LT0 test. Remove optimization for GT.
3805 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3807 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3808 openmp applications.
3809 * pa-hpux11.h (LIB_SPEC): Likewise.
3811 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3814 2008-09-01 Jan Hubicka <jh@suse.cz>
3816 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3817 present, use only counts; when guessed use only frequencies.
3818 (estimate_bb_frequencies): Use function_frequency.
3819 * profile.c (compute_branch_probabilities): Exit early when
3820 profile reading failed. Set profile_status.
3821 (branch_prob): Do not set profile_status.
3823 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3825 * tree.c (protected_set_expr_location): New.
3826 * tree.h (protected_set_expr_location): New prototype.
3827 * c-tree.h (build_array_ref): Add argument.
3828 (parser_build_unary_op): Same.
3829 * c-typeck.c (build_indirect_ref): Handle new location argument.
3830 (build_array_ref): Same.
3831 (parser_build_unary_op): Same.
3832 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3834 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3836 * c-common.c (finish_label_address_expr): Handle new location argument.
3837 * c-common.h (build_indirect_ref): Add argument.
3838 (finish_label_address_expr): Same.
3839 * c-parser.c (c_parser_unary_expression): Pass location to build
3841 (c_parser_postfix_expression): Same.
3843 2008-09-01 Paul Brook <paul@codesourcery.com>
3845 * config/arm/arm.md: Include cortex-r4f.md.
3846 (attr fpu): Update type list.
3847 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3848 fconstd, fcmps and fcmpd.
3849 (attr tune_cortexr4): Define.
3850 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3851 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3852 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3853 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3854 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3855 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3856 cortex_a8_vfp_farith: Ditto.
3857 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3858 * config/arm/cortex-r4.md: Use tune_cortexr4.
3859 * config/arm/cortex-r4f.md: New file.
3861 2008-09-01 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/37305
3864 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3865 the result of constant conversions.
3866 (fold_gimple_assign): Likewise.
3868 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3870 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3871 #ifdef ENABLE_CHECKING.
3873 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3875 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3876 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3877 when !INSN_SCHEDULING.
3879 2008-09-01 Andreas Schwab <schwab@suse.de>
3881 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3883 2008-09-01 Paul Brook <paul@codesourcery.com>
3885 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3887 2008-09-01 Jan Hubicka <jh@suse.cz>
3889 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3891 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3893 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3894 * gimplify.c (gimplify_init_constructor): Add speed operand.
3895 * tree-sra.c (decide_block_copy): Likewise.
3896 * tree-inline.c (estimate_move_cost): Likewise.
3897 * config/alpha/alpha.h (MOVE_RATIO): Update.
3898 * config/frv/frv.c (MOVE_RATIO): Update.
3899 * config/spu/spu.h (MOVE_RATIO): Update.
3900 * config/sparc/sparc.h (MOVE_RATIO): Update.
3901 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3902 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3903 * config/cris/cris.h (MOVE_RATIO): Update.
3904 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3905 * config/arm/arm.h (MOVE_RATIO): Update.
3906 * config/pa/pa.md: Update uses of MOVE_RATIO
3907 * config/pa/pa.h (MOVE_RATIO): Update.
3908 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3909 CLEAR_RATIO, SET_RATIO): Update.
3910 * config/h8300/h8300.h (MOVE_RATIO): Update.
3911 * config/v850/v850.h (MOVE_RATIO): Update.
3912 * config/bfin/bfin.h (MOVE_RATIO): Update.
3914 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3915 Dmitry Melnik <dm@ispras.ru>
3916 Dmitry Zhurikhin <zhur@ispras.ru>
3917 Alexander Monakov <amonakov@ispras.ru>
3918 Maxim Kuvyrkov <maxim@codesourcery.com>
3920 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3921 sel-sched-dump.c, sel-sched-ir.c: New files.
3922 * Makefile.in (OBJS-common): Add selective scheduling object files.
3923 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3924 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3925 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3926 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3927 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3928 (make_forwarder_block): Update loop latch if we have redirected
3929 the loop latch edge.
3930 * cfgloop.c (get_loop_body_in_custom_order): New function.
3931 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3932 (CP_FALLTHRU_PREHEADERS): Likewise.
3933 (get_loop_body_in_custom_order): Declare.
3934 * cfgloopmanip.c (has_preds_from_loop): New.
3935 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3936 Assert that the preheader edge will be fall thru when it is set.
3937 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3938 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3939 fsel-sched-substitution, fselective-scheduling): New flags.
3940 * cse.c (hash_rtx_cb): New.
3942 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3943 sel_sched_insn_cnt): New counters.
3944 * final.c (compute_alignments): Export. Free dominance
3945 info after loop_optimizer_finalize.
3946 * genattr.c (main): Output maximal_insn_latency prototype.
3947 * genautomata.c (output_default_latencies): New.
3948 Factor its code from ...
3949 (output_internal_insn_latency_func): ... here.
3950 (output_internal_maximal_insn_latency_func): New.
3951 (output_maximal_insn_latency_func): New.
3952 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3953 (struct hard_reg_set_iterator): New.
3954 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3955 hard_reg_set_iter_next): New functions.
3956 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3957 * lists.c (remove_free_INSN_LIST_node,
3958 remove_free_EXPR_LIST_node): New functions.
3959 * loop-init.c (loop_optimizer_init): When
3960 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3961 calling create_preheaders.
3962 (loop_optimizer_finalize): Do not verify flow info after reload.
3963 * recog.c (validate_replace_rtx_1): New parameter simplify.
3964 Default it to true. Update all uses. Factor out simplifying
3966 (simplify_while_replacing): ... this new function.
3967 (validate_replace_rtx_part,
3968 validate_replace_rtx_part_nosimplify): New.
3969 * recog.h (validate_replace_rtx_part,
3970 validate_replace_rtx_part_nosimplify): Declare.
3971 * rtl.c (rtx_equal_p_cb): New.
3972 (rtx_equal_p): Use it.
3973 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3974 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3975 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3976 * vecprim.h: Add a vector type for unsigned int.
3977 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3978 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3979 ready_try, cycle_issued_insns, spec_info): Make global.
3980 (readyp): Initialize.
3981 (dfa_lookahead): New global variable.
3982 (old_max_uid, old_last_basic_block): Remove.
3983 (h_i_d): Make it a vector.
3984 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3986 (after_recovery, adding_bb_to_current_region_p):
3987 New variables to handle correct insertion of the recovery code.
3988 (struct ready_list): Move declaration to sched-int.h.
3989 (rgn_n_insns): Removed.
3990 (rtx_vec_t): Move to sched-int.h.
3991 (find_insn_reg_weight): Remove.
3992 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3993 (haifa_init_h_i_d, haifa_finish_h_i_d):
3994 New functions to initialize / finalize haifa instruction data.
3995 (extend_h_i_d, init_h_i_d): Rewrite.
3996 (unlink_other_notes): Move logic to add_to_note_list. Handle
3997 selective scheduler.
3998 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3999 find_fallthru_edge): Make global, remove static prototypes.
4000 (max_issue): Make global. Add privileged_n and state parameters. Use
4002 (extend_global, extend_all): Removed.
4003 (init_before_recovery): Add new param. Fix the handling of the case
4004 when we insert a recovery code before the EXIT which has a predecessor
4005 with a fallthrough edge to it.
4006 (create_recovery_block): Make global. Rename to
4007 sched_create_recovery_block. Update.
4008 (change_pattern): Rename to sched_change_pattern. Make global.
4009 (speculate_insn): Rename to sched_speculate_insn. Make global.
4010 Split haifa-specific functionality into ...
4011 (haifa_change_pattern): New static function.
4012 (sched_extend_bb): New static function.
4013 (sched_init_bbs): New function.
4014 (current_sched_info): Change type to struct haifa_sched_info.
4015 (insn_cost): Adjust for selective scheduling.
4016 (dep_cost_1): New function. Move logic from ...
4017 (dep_cost): ... here.
4018 (dep_cost): Use dep_cost_1.
4019 (contributes_to_priority_p): Use sched_deps_info instead of
4021 (priority): Adjust to work with selective scheduling. Process the
4022 corner case when all dependencies don't contribute to priority.
4023 (rank_for_schedule): Use ds_weak instead of dep_weak.
4024 (advance_state): New function. Move logic from ...
4025 (advance_one_cycle): ... here.
4026 (add_to_note_list, concat_note_lists): New functions.
4027 (rm_other_notes): Make static. Adjust for selective scheduling.
4028 (remove_notes, restore_other_notes): New functions.
4029 (move_insn): Add two arguments. Update assert. Don't call
4031 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4032 Remove more_issue, max_points. Move the code to initialize
4033 max_lookahead_tries to max_issue.
4034 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4035 ready. Adjust use of move_insn. Call restore_other_notes.
4037 (sched_init, sched_finish): Move Haifa-specific initialization/
4039 (haifa_sched_init, haifa_sched_finish): ... respectively.
4041 (setup_sched_dump): New function.
4042 (haifa_init_only_bb): New static function.
4043 (haifa_speculate_insn): New static function.
4044 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4045 (extend_ready, extend_all): Remove.
4046 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4047 (create_check_block_twin, add_to_speculative_block): Use
4048 haifa_insns_init instead of extend_global. Update to use new
4049 initialization functions. Change parameter. Factor out code from
4050 create_check_block_twin to ...
4051 (sched_create_recovery_edges) ... this new function.
4052 (add_block): Remove.
4053 (sched_scan_info): New.
4054 (extend_bb): Use sched_scan_info.
4055 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4056 static functions for walking through scheduling region.
4057 (sched_luids): New vector variable to replace uid_to_luid.
4058 (luids_extend_insn): New function.
4059 (sched_max_luid): New variable.
4060 (luids_init_insn): New function.
4061 (sched_init_luids, sched_finish_luids): New functions.
4062 (insn_luid): New debug function.
4063 (sched_extend_target): New function.
4064 (haifa_init_insn): New static function.
4065 (sched_init_only_bb): New hook.
4066 (sched_split_block): New hook.
4067 (sched_split_block_1): New function.
4068 (sched_create_empty_bb): New hook.
4069 (sched_create_empty_bb_1): New function.
4070 (common_sched_info, ready): New global variables.
4071 (current_sched_info_var): Remove.
4072 (move_block_after_check): Use common_sched_info.
4073 (haifa_luid_for_non_insn): New static function.
4074 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4075 (increase_insn_priority): New.
4076 * modulo-sched.c: (issue_rate): Remove static declaration.
4077 (sms_sched_info): Change type to haifa_sched_info.
4078 (sms_sched_deps_info, sms_common_sched_info): New variables.
4079 (setup_sched_infos): New.
4080 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4081 Do not call regstat_free_calls_crossed.
4082 (sms_print_insn): Use const_rtx.
4083 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4084 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4085 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4086 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4087 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4088 current_sched_info to use it.
4089 (enum reg_pending_barrier_mode): Move to sched-int.h.
4090 (h_d_i_d): New variable. Initialize to NULL.
4091 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4093 (estimate_dep_weak): Remove static declaration.
4094 (sched_has_condition_p): New function. Adjust users of
4095 sched_get_condition to use it instead.
4096 (conditions_mutex_p): Add arguments indicating which conditions are
4098 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4099 argument to indicate whether returned condition is reversed. Do not
4100 generate new rtx when condition should be reversed; indicate it by
4101 setting new argument instead.
4102 (add_dependence_list_and_free): Add deps parameter.
4103 Update all users. Do not free dependence list when
4104 deps context is readonly.
4105 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4107 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4108 (remove_from_deps): New. Use the above functions.
4109 (cur_insn, can_start_lhs_rhs_p): New static variables.
4110 (add_or_update_back_dep_1): Initialize present_dep_type.
4111 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4112 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4113 haifa_note_dep): New functions implementing dependence hooks for
4114 the Haifa scheduler.
4115 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4116 note_dep): New functions.
4117 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4119 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4120 (free_deps): Initialize deps->reg_last.
4121 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4122 sched_analyze_insn): Update to use dependency hooks infrastructure
4123 and readonly contexts.
4124 (deps_analyze_insn): New function. Move part of logic from ...
4125 (sched_analyze): ... here. Also move some logic to ...
4126 (deps_start_bb): ... here. New function.
4127 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4129 (sched_deps_init): New function. Move code from ...
4130 (init_dependency_caches): ... here. Remove.
4131 (init_deps_data_vector): New.
4132 (sched_deps_finish): New function. Move code from ...
4133 (free_dependency_caches): ... here. Remove.
4134 (init_deps_global, finish_deps_global): Adjust for use with
4135 selective scheduling.
4136 (get_dep_weak): Move logic to ...
4137 (get_dep_weak_1): New function.
4138 (ds_merge): Move logic to ...
4139 (ds_merge_1): New static function.
4140 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4141 (ds_get_max_dep_weak): New function.
4142 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4143 (n_insns): Rename to rgn_n_insns.
4144 (debug_ebb_dependencies): New function.
4145 (init_ready_list): Use it.
4146 (begin_schedule_ready): Use sched_init_only_bb.
4147 (ebb_print_insn): Indicate when an insn starts a new cycle.
4148 (contributes_to_priority, compute_jump_reg_dependencies,
4149 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4150 (add_block1): Remove to ebb_add_block.
4151 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4152 (schedule_ebb): Initialize them. Use remove_notes instead of
4153 rm_other_notes. Use haifa_local_init/finish.
4154 (schedule_ebbs): Use haifa_sched_init/finish.
4155 * sched-int.h: Include vecprim.h, remove rtl.h.
4156 (struct ready_list): Delete declaration.
4157 (sched_verbose_param, enum sched_pass_id_t,
4158 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4159 (struct sched_scan_info_def): New structure.
4160 (sched_scan_info, sched_scan, sched_init_bbs,
4161 sched_init_luids, sched_finish_luids, sched_extend_target,
4162 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4163 (struct common_sched_info_def): New.
4164 (common_sched_info, haifa_common_sched_info,
4165 sched_emulate_haifa_p): Declare.
4167 (sched_luids): Declare.
4168 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4169 (sched_max_luid, insn_luid): Declare.
4170 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4171 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4172 print_insn, print_pattern, print_value, haifa_classify_insn,
4173 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4174 setup_sched_dump, sched_init, sched_finish,
4175 sel_insn_is_speculation_check): Export.
4176 (struct ready_list): Move from haifa-sched.c.
4177 (ready_try, ready, max_issue): Export.
4178 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4179 sched_init_only_bb, sched_split_block, sched_split_block_1,
4180 sched_create_empty_bb, sched_create_empty_bb_1,
4181 sched_create_recovery_block, sched_create_recovery_edges): Export.
4182 (enum reg_pending_barrier_mode): Export.
4183 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4185 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4186 print_insn field. Move add_block and fix_recovery_cfg to
4187 common_sched_info_def. Move compute_jump_reg_dependencies,
4189 (struct sched_deps_info_def): ... this new structure.
4190 (sched_deps_info): Declare.
4191 (struct spec_info_def): Remove weakness_cutoff, add
4192 data_weakness_cutoff and control_weakness_cutoff.
4193 (spec_info): Declare.
4194 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4196 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4197 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4198 (current_sched_info): Change type to struct haifa_sched_info.
4199 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4200 (h_d_i_d): New variable.
4201 (HDID): New accessor macro.
4202 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4203 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4205 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4206 (enum SCHED_FLAGS): Update for selective scheduler.
4207 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4208 (init_dependency_caches, free_dependency_caches): Delete declarations.
4209 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4210 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4211 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4212 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4213 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4215 (rm_other_notes): Delete declaration.
4216 (schedule_block): Remove one argument.
4217 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4218 ready_element, ready_lastpos, sched_extend_ready_list,
4219 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4220 concat_note_lists): Export.
4221 (struct region): Move from sched-rgn.h.
4222 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4223 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4224 BLOCK_TO_BB, CONTAINING_RGN): Export.
4225 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4226 (current_nr_blocks, current_blocks, target_bb): Likewise.
4227 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4228 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4229 sched_rgn_local_init, extend_regions,
4230 rgn_make_new_region_out_of_new_block, compute_priorities,
4231 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4232 extend_rgns, deps_join rgn_setup_common_sched_info,
4233 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4234 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4235 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4236 increase_insn_priority): Likewise.
4237 * sched-rgn.c: Include sel-sched.h.
4238 (ref_counts): New static variable. Use it ...
4239 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4240 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4241 (sched_is_disabled_for_current_region_p): Delete static declaration.
4242 (struct region): Move to sched-int.h.
4243 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4244 ebb_head): Define and initialize.
4245 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4246 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4247 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4249 (find_single_block_region): Add new argument to indicate that EBB
4250 regions should be constructed.
4251 (debug_live): Delete declaration.
4252 (current_nr_blocks, current_blocks, target_bb):
4253 Remove static qualifiers.
4254 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4256 (init_regions): Delete declaration.
4257 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4258 rgn_estimate_number_of_insns): New.
4259 (too_large): Use estimate_number_of_insns.
4260 (haifa_find_rgns): New. Move the code from ...
4261 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4262 (free_trg_info): New.
4263 (compute_trg_info): Allocate candidate tables here instead of ...
4264 (init_ready_list): ... here.
4265 (rgn_print_insn): Use const_rtx.
4266 (contributes_to_priority, extend_regions): Delete static declaration.
4267 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4268 (add_block1): Rename to rgn_add_block.
4269 (debug_rgn_dependencies): Delete static qualifier.
4270 (new_ready): Use sched_deps_info. Simplify.
4271 (rgn_common_sched_info, rgn_const_sched_deps_info,
4272 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4274 (region_sched_info): Rename to rgn_const_sched_info.
4275 (deps_join): New, extracted from ...
4276 (propagate_deps): ... here.
4277 (compute_block_dependences, debug_dependencies): Update for selective
4279 (free_rgn_deps, compute_priorities): New functions.
4280 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4281 sched_rgn_compute_dependencies): New functions.
4282 (schedule_region): Use them.
4283 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4284 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4286 (schedule_insns): Call new functions that were split out.
4287 (rgn_make_new_region_out_of_new_block): New.
4288 (get_rgn_sched_max_insns_priority): New.
4289 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4290 scheduling when appropriate.
4291 * sched-vis.c: Include insn-attr.h.
4292 (print_value, print_pattern): Make global.
4293 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4294 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4295 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4296 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4297 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4298 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4299 hooks. Initialize them to 0.
4300 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4301 * target.h (struct gcc_target): Add them. Rename gen_check field to
4303 * flags.h (sel_sched_switch_set): Declare.
4304 * opts.c (sel_sched_switch_set): New variable.
4305 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4306 pipelining is disabled from command line.
4307 (common_handle_option): Record whether selective scheduling is
4308 requested from command line.
4309 * doc/invoke.texi: Document new flags and parameters.
4310 * doc/tm.texi: Document new target hooks.
4311 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4313 (dfa_state_size): Do not declare locally.
4314 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4315 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4316 rs6000_alloc_sched_context, rs6000_set_sched_context,
4317 rs6000_free_sched_context): New functions.
4318 (struct _rs6000_sched_context): New.
4319 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4321 (rs6000_sched_finish): Do not run for selective scheduling.
4323 2008-08-31 Jan Hubicka <jh@suse.cz>
4325 * frv.c (frv_rtx_costs): Update forward declaration.
4326 * spu.c (spu_rtx_costs): Likewise.
4327 * pdp11.c: Include df.h
4328 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4329 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4330 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4331 * iq2000.c (iq2000_address_cost): Add speed argument.
4332 (iq2000_rtx_costs): Likewise.
4333 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4334 update call of mn10300_address_cost.
4335 * mcore.c: Include df.h
4336 (mcore_rtx_costs): Update prototype.
4337 * score3.c: Include df.h
4338 (score3_rtx_costs): Remove speed argument.
4339 * score7.c: Include df.h
4340 (score7_address_cost): Remove speed argument.
4341 * score-protos.h (score_address_cost): Update prototype.
4342 * score.c: Include df.h
4343 (score_rtx_costs): Update call of costs functions.
4344 * v850.c (v850_rtx_costs): Add bool argument.
4346 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4348 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4350 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4352 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4353 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4355 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4357 * mkmap-flat.awk: Add option pe_dll.
4358 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4359 * config/i386/t-cygwin (SHLIB_LC): Add.
4360 * config/i386/t-mingw32 (SHLIB_LC): Add.
4361 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4362 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4363 (LINK_SPEC): Support libgcc_s.
4364 (LIBGCC_SPEC): Support libgcc_s.
4365 (LIBGCC_SONAME): New.
4367 2008-08-31 Jan Hubicka <jh@suse.cz>
4369 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4370 mistakely had old version of patch.
4372 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4373 (ipcp_estimate_growth): New.
4374 (ipcp_insert_stage): Use ipcp_estimate_growth.
4375 * profile.c (branch_prob): When reading failed, do not consider
4378 2008-08-31 Jan Hubicka <jh@suse.cz>
4380 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4381 loop is optimized for speed.
4383 2008-08-31 Richard Guenther <rguenther@suse.de>
4386 * fold-const.c (fold_binary): Retain conversions in folding
4389 2008-08-31 Jan Hubicka <jh@suse.cz>
4391 * postreload-gcse.c (eliminate_partially_redundant_loads):
4392 Use optimize_bb_for_size_p.
4393 * predict.c (maybe_hot_frequency_p): Make inline.
4394 (maybe_hot_count_p): Break out from ...
4395 (maybe_hot_bb_p): ... this one.
4396 (maybe_hot_edge_p): Simplify.
4397 * basic-block.h (probably_cold_bb_p): Remove.
4399 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4402 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4404 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4405 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4406 Also split V4SFmode.
4407 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4410 2008-08-31 Jan Hubicka <jh@suse.cz>
4412 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4414 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4416 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4419 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4422 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4423 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4425 2008-08-31 Jan Hubicka <jh@suse.cz>
4427 * sparc.h (BRANCH_COST): Fix macro definition.
4428 * avr.c (avr_operand_rtx_cost): Add speed argument.
4429 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4431 2008-08-31 Richard Guenther <rguenther@suse.de>
4433 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4434 types instead of operands. Re-instantiate verifying of
4435 binary expression operands.
4437 2008-08-30 Jan Hubicka <jh@suse.cz>
4439 * fwprop.c (should_replace_address): Add speed attribute.
4440 (PR_OPTIMIZE_FOR_SPEED): New flag.
4441 (propagate_rtx_1): Use it.
4442 (propagate_rtx): Set it.
4443 (try_fwprop_subst): Update call of rtx_costs.
4444 (forward_propagate_and_simplify): LIkewise.
4445 * hooks.c (hook_int_rtx_bool_0): New
4446 (hook_bool_rtx_int_int_intp_false): Replace by ...
4447 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4448 * hooks.h (hook_int_rtx_bool_0): New
4449 (hook_bool_rtx_int_int_intp_false): Replace by ...
4450 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4451 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4452 (prepare_cmp_insn): UPdate call of rtx_cost.
4453 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4454 (reload_cse_simplify_operands): Update call of rtx_cost.
4455 (reload_cse_move2add): call of rtx_cost.
4456 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4457 * rtlanal.c (rtx_cost): Add speed argument.
4458 (address_cost): Add speed argument
4459 (default_address_cost): Likewise.
4460 (insn_rtx_cost): Likewise.
4461 * cfgloopanal.c (seq_cost): Add speed argument.
4462 (target_reg_cost, target_spill_cost): Turn to array.
4463 (init_set_costs): Update for speed.
4464 (estimate_reg_pressure_cost): Add speed argument.
4465 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4466 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4467 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4468 (seq_cost): Add speed argument.
4469 (computation_cost): Add speed arugment.
4470 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4471 (force_expr_to_var_cost): Update for profile info.
4472 (force_var_cost): Likewise.
4473 (split_address_cost): Likewise.
4474 (ptr_difference_cost): Likewise.
4475 (difference_cost): Likewise.
4476 (get_computation_cost_at): Likewise.
4477 (determine_iv_cost): Likewise.
4478 (ivopts_global_cost_for_size): Likewise.
4479 (rewrite_use_address): Likewise.
4480 (tree_ssa_iv_optimize_loop): Initialize speed field.
4481 * cse.c (optimize_this_for_speed_p): New static var.
4482 (notreg_cost): Update call of rtx_cost.
4483 (cse_extended_basic_block): set optimize_this_for_speed_p.
4484 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4485 (noce_try_cmove_arith): Likewise.
4486 (noce_try_sign_mask): LIkewise.
4487 * expr.c (compress_float_constant): Update rtx_cost calls.
4488 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4490 (addr_to_parts): Likewise.
4491 (create_mem_ref): Likewise.
4492 * dse.c (find_shift_sequence): Add speed argument.
4493 (replace_read): Update call.
4494 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4495 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4496 * neg_cost, shift_cost, shiftadd_cost,
4497 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4498 mul_highpart_cost): Increase dimension.
4499 (init_expmed): Initialize for both size and speed.
4500 (expand_shift): Use profile.
4501 (synth_mult): Use profile.
4502 (choose_mult_variant): Use profile.
4503 (expand_mult): Use profile.
4504 (expand_mult_highpart_optab): Use profile.
4505 (expand_mult_highpart): Use profile.
4506 (expand_smod_pow2): Use profile.
4507 (expand_divmod): Use profile.
4508 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4510 * loop-invariant.c (create_new_invariant): Use profile.
4511 (gain_for_invariant): Add speed parameter.
4512 (best_gain_for_invariant): Likewise.
4513 (find_invariants_to_move): Likewise.
4514 (move_single_loop_invariants): Set it.
4515 * target-def.h (TARGET_RTX_COSTS): Use hook.
4516 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4517 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4518 * output.h (default_address_cost): Update prototype.
4519 * combine.c (optimize_this_for_speed_p): New static var.
4520 (combine_validate_cost): Update call of rtx_cost.
4521 (combine_instructions): Set optimize_this_for_speed_p.
4522 (expand_compound_operation): Update call of rtx_cost.
4523 (make_extraction):Update call of rtx_cost.
4524 (force_to_mode):Update call of rtx_cost.
4525 (distribute_and_simplify_rtx):Update call of rtx_cost.
4526 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4527 (estimate_reg_pressure_cost): Update prototype.
4528 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4529 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4531 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4532 (alpha_rtx_costs): Update.
4533 * config/frv/frv.c (frv_rtx_costs): Update.
4534 * config/s390/s390.c (s390_rtx_costs): Update.
4535 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4536 (m32c_rtx_costs): Update.
4537 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4538 (spu_rtx_costs): Update.
4539 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4540 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4541 * config/i386/i386.c (:ix86_address_cost): Update.
4542 (ix86_rtx_costs): Update.
4543 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4544 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4545 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4546 * config/crx/crx.c (crx_address_cost): Update.
4547 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4548 * config/stormy16/stormy16.c
4549 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4550 * config/m68hc11/m68hc11.c
4551 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4552 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4553 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4555 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4557 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4558 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4559 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4560 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4561 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4562 (mcore_rtx_costs): update.
4563 * config/score/score3.c (score3_rtx_costs): Update.
4564 * config/score/score7.c (score7_rtx_costs): Update.
4565 * config/score/score3.h (score3_rtx_costs):Update.
4566 * config/score/score7.h (score7_rtx_costs): Update.
4567 * config/score/score.c (score_rtx_costs): Update.
4568 * config/arm/arm.c (arm_address_cost): Update.
4569 (arm_rtx_costs_1): Update.
4570 (arm_rtx_costs_1): Update.
4571 (arm_size_rtx_costs): Update.
4572 (arm_size_rtx_costs): Update.
4573 (arm_size_rtx_costs): Update.
4574 (arm_xscale_rtx_costs): Update.
4575 (arm_thumb_address_cost): Update.
4576 * config/pa/pa.c (hppa_address_cost): Update.
4577 * config/mips/mips.c (mips_rtx_costs): Update.
4578 * config/vax/vax.c (vax_address_cost): Update.
4579 * config/h8300/h8300.c (h8300_shift_costs): Update.
4580 (h8300_rtx_costs): Update.
4581 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4582 (v850_rtx_costs): Update.
4583 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4584 * config/bfin/bfin.c
4585 (bfin_address_cost): Update.
4586 (bfin_rtx_costs): Update.
4587 * stmt.c (lshift_cheap_p): Update.
4589 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4592 * expmed.c (extract_bit_field_1): Check the mode size to make
4593 sure the vector modes have the same size.
4595 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4597 * dojump.c (top level): Include basic-block.h to declare
4598 optimize_insn_for_speed_p
4600 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4602 * opts.h (CL_SAVE): New option class for marking options that are
4603 target specific options usable in the target attribute.
4604 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4606 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4607 can easily find the target specific options that are safe to use
4608 in the attribute or pragma.
4610 * attribs.c (decl_attributes): Change #pragma GCC option to
4611 #pragma GCC target, and attribute((option(...))) to
4612 attribute((target(...))).
4614 * doc/extend.texi (target attribute): Change from option
4615 attribute. Delete push/pop/reset.
4616 (#pragma GCC target): Change from #pragma GCC option. Delete
4618 (#pragma GCC push_options): Document new pragma.
4619 (#pragma GCC pop_options): Document new pragma.
4620 (#pragma GCC reset_options): Document new pragma.
4622 * targhooks.c (default_target_option_valid_attribute_p): Add
4623 warning about port not supporting target attributes.
4624 (default_target_option_pragma_parse): New function, warn about
4625 #pragma GCC target not being supported.
4627 * targhooks.h (default_target_option_pragma_parse): Add
4630 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4631 TI_CURRENT_OPTION_PRAGMA.
4632 (current_target_pragma): Rename from current_option_pragma.
4634 * target.h: (struct target_option): Delete booleans for changing
4635 the optimization level on hot/cold functions. Change signature of
4636 pragma_parse hook to take a second tree.
4638 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4640 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4641 that the declaration is done at global scope.
4643 * langhooks.c (add_builtin_function_common): Move most of the code
4644 from add_builtin_function here, calling the hook passed in.
4645 (add_builtin_function): Call add_builtin_function_common with
4646 standard builtin hook.
4647 (add_builtin_function_ext_scope): New function to add builtins to
4650 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4652 (add_builtin_function_ext_scope): Add declaration.
4654 * c-pragma.c (handle_pragma_target): Rename from
4655 handle_pragma_option, #pragma GCC option is now #pragma GCC
4656 target. Move warning about port not supporting target options to
4657 default pragma parse hook. Remove push/pop/reset from this
4659 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4660 (option_stack): Delete static variable.
4661 (optimize_stack): Ditto.
4662 (optons_stack): New stack of saved target and optimization
4664 (handle_pragma_push_options): New function to handle pushing both
4665 target and optimization options.
4666 (handle_pragma_pop_options): New function to handle popping both
4667 target and optimization options.
4668 (handle_pragma_reset_options): New function to handle resetting
4669 both target and optimization options to their initial state.
4670 (init_pragma): Rename handle_pragma_option to
4671 handle_pragma_target. Add support for push_options, pop_options,
4672 and reset_options pragmas.
4674 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4675 default_target_option_pragma_parse.
4676 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4677 default_target_option_valid_attribute_p.
4678 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4679 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4680 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4681 optimization level on hot/cold functions.
4683 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4684 if the caller and callee have different optimization levels.
4686 * c-common.c (handle_target_attribute): Rename from
4687 handle_option_attribute, attribute((option(...))) is now
4688 attribute((target(...))). Move warning if the port does not
4689 support target attributes to the default hook.
4690 (handle_hot_attribute): Delete code to change the optimization
4691 level of hot functions.
4692 (handle_cold_attribute): Ditto.
4694 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4695 argument that is the binary tree options to use if there are no
4696 arguments. Call ix86_valid_target_attribute_tree instead of
4697 ix86_valid_option_attribute_tree.
4698 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4699 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4700 ix86_pragma_option_parse.
4702 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4703 Rename from ix86_valid_option_attribute_tree.
4705 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4706 new builtins when the ISA changes.
4707 (ix86_valid_target_attribute_tree): Rename from
4708 ix86_valid_option_attribute_tree. Change callers. If the
4709 function specified optimization options, use those as the starting
4710 point before setting up the target attributes. If the
4711 optimization options were changed in the course of setting the
4712 target attributes, record the new optimization options.
4713 (ix86_valid_target_attribute_tree_inner_p): Rename from
4714 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4715 ix86_add_new_builtins if the ISA changed.
4716 (ix86_valid_target_attribute_p): Rename from
4717 ix86_valid_option_attribute_p. Change callers.
4718 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4719 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4720 as delayed builtin functions.
4721 (struct builtin_isa): New structure to record builtin functions
4722 that should be delayed until the ISA for that function is used.
4723 (ix86_builtins_isa): Change from int to struct to track builtin
4724 functions we want to declare at some point.
4725 (def_builtin): If the front end can delay defining the builtin
4726 functions, don't create builtins for ISAs not part of the default
4728 (def_builtin_const): Ditto.
4729 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4730 __builtin_ia32_pcmov_v2di to be different builtin functions.
4731 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4732 a structure instead of an int.
4733 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4734 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4735 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4736 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4738 * config/ia64/ia64.h
4739 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4740 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4742 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4743 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4744 (LANG_HOOKS_INITIALIZER): Add
4745 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4747 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4750 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4751 the reload address with the index register for SFmode
4752 access with a displacement.
4754 2008-08-30 Jan Hubicka <jh@suse.cz>
4756 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4757 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4758 * dojump.c (do_jump): Likewise.
4759 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4760 (note-if_info): Add BRANCH_COST.
4761 (noce_try_store_flag_constants, noce_try_addcc,
4762 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4763 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4764 find_if_case_2): Use computed branch cost.
4765 * expr.h (BRANCH_COST): Update default.
4766 * predict.c (predictable_edge_p): New function.
4767 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4768 Update BRANCH_COST call.
4769 * basic-block.h (predictable_edge_p): Declare.
4770 * config/alpha/alpha.h (BRANCH_COST): Update.
4771 * config/frv/frv.h (BRANCH_COST): Update.
4772 * config/s390/s390.h (BRANCH_COST): Update.
4773 * config/spu/spu.h (BRANCH_COST): Update.
4774 * config/sparc/sparc.h (BRANCH_COST): Update.
4775 * config/m32r/m32r.h (BRANCH_COST): Update.
4776 * config/i386/i386.h (BRANCH_COST): Update.
4777 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4779 * config/sh/sh.h (BRANCH_COST): Update.
4780 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4781 * config/avr/avr.h (BRANCH_COST): Update.
4782 * config/crx/crx.h (BRANCH_COST): Update.
4783 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4784 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4785 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4786 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4787 * config/ia64/ia64.h (BRANCH_COST): Update.
4788 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4789 * config/arc/arc.h (BRANCH_COST): Update.
4790 * config/score/score.h (BRANCH_COST): Update.
4791 * config/arm/arm.h (BRANCH_COST): Update.
4792 * config/pa/pa.h (BRANCH_COST): Update.
4793 * config/mips/mips.h (BRANCH_COST): Update.
4794 * config/vax/vax.h (BRANCH_COST): Update.
4795 * config/h8300/h8300.h (BRANCH_COST): Update.
4796 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4797 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4798 * doc/tm.texi (BRANCH_COST): Update.
4800 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4803 * config/arm/arm.c (arm_optimization_options): Set
4804 flag_section_anchors to 2 instead of 1 to distinguish it from
4805 -fsection-anchors given explicitely on the command line.
4807 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4809 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4810 final insn of a split.
4812 2008-08-30 Jan Hubicka <jh@suse.cz>
4814 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4815 optimized for speed.
4816 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4817 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4818 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4819 flag_gcse_after_reload_set): New static vars.
4820 (common_handle_option): Enable those flags for profile-use.
4821 (decode_options): Remove optimize_size flags that are handled
4822 on higher granuality.
4823 * tree-vectorizer.c (vectorize_loops): Use
4824 optimize_loop_nest_for_speed_p.
4825 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4826 * tree-predcom.c (tree_predictive_commoning): Use
4827 optimize_loop_for_speed_p.
4828 * varasm.c (assemble_start_function): Use
4829 optimize_function_for_speed_p.
4830 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4831 * predict.c (optimize_loop_for_speed_p): Fix walk.
4833 2008-08-30 Jan Hubicka <jh@suse.cz>
4835 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4837 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4838 profile presence locally.
4840 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4843 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4844 versions before 4.0.
4846 2008-08-29 Jan Hubicka <jh@suse.cz>
4848 * tree-inline.c (insert_init_stmt): Insert sequence even when
4851 2008-08-29 Jeff Law <law@redhat.com>
4853 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4854 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4855 location and class is an FP register.
4857 2008-08-29 Jan Hubicka <jh@suse.cz>
4859 * see.c (see_merge_one_def_extension): Silence used uninitialized
4861 * matrix-reorg.c (check_allocation_function): Likewise.
4862 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4864 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4867 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4868 compute new & and | in type rather than TREE_TYPE (arg0).
4870 * dwarf2out.c (fortran_common): Update comment.
4871 (gen_variable_die): Swap com_die and var_die variables in Fortran
4872 COMMON block handling code.
4874 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4876 * dwarf2out.c (gen_const_die): New function.
4877 (size_of_die, value_format, output_die): Output larger
4878 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4879 (native_encode_initializer): New function.
4880 (tree_add_const_value_attribute): Call it.
4881 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4883 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4884 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4885 TREE_THIS_VOLATILE to add_type_attribute.
4887 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4889 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4892 * dwarf2out.c (loc_by_reference): New function.
4893 (add_location_or_const_value_attribute): Use it.
4896 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4897 as DW_TAG_variable children of DW_TAG_common_block rather than
4898 DW_TAG_member children. Put DW_AT_external to individual
4899 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4901 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4902 loc_descriptor_from_tree_1.
4906 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4907 arguments to imported_module_or_decl.
4908 (debug_nothing_tree_tree): Removed.
4909 (debug_nothing_tree_tree_tree_bool): New prototype.
4910 * debug.c (do_nothing_debug_hooks): Adjust.
4911 (debug_nothing_tree_tree): Removed.
4912 (debug_nothing_tree_tree_tree_bool): New function.
4913 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4914 (gen_variable_die): Put all common vars for the
4915 same COMMON block under one DW_TAG_common_block.
4916 (declare_in_namespace): Return new context_die, for Fortran
4917 return the module DIE instead of adding extra declarations into
4919 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4920 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4921 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4923 (dwarf2out_global_decl): Don't skip Fortran global vars.
4924 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4925 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4926 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4927 DW_TAG_imported_declaration as child of previous
4928 DW_TAG_imported_module.
4929 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4930 * sdbout.c (sdb_debug_hooks): Likewise.
4931 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4933 2008-08-29 Jan Hubicka <jh@suse.cz>
4935 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4937 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4938 * ipa-cp.c (n_cloning_candidates): New static variable.
4939 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4940 (ipcp_print_all_lattices): Improve debug output.
4941 (ipcp_cloning_candidate_p): New function.
4942 (ipcp_initialize_node_lattices): Use it.
4943 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4944 (ipcp_propagate_stage): Prettier debug output.
4945 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4946 (ipcp_print_all_structures): Remove.
4947 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4948 (ipcp_insert_stage): Prettier debug output; call
4949 cgraph_remove_unreachable_nodes before propagating.
4950 (pass_ipa_cp): Schedule function removal pass.
4951 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4953 (cgraph_maybe_hot_edge_p): Move to ...
4954 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4955 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4956 (common_handle_option): Set them; enable ipa-cp when profiling.
4957 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4958 (ipa_print_all_jump_functions): Likewise.
4959 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4960 (ipa_print_node_params, ipa_print_all_params): New.
4961 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4962 ipa_print_all_param_flags): Remove.
4963 (ipa_print_node_params, ipa_print_all_params): New.
4965 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4967 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4968 change from 2008-04-03.
4969 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4971 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4974 * ira-color.c (push_allocnos_to_stack): Truncate
4975 removed_splay_allocno_vec.
4977 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4980 * ira-color (ira_fast_allocation): Don't assign hard registers to
4983 2008-08-29 Jan Hubicka <jh@suse.cz>
4986 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4987 for cold internal loops.
4989 2008-08-29 Richard Guenther <rguenther@suse.de>
4991 * tree-ssa-structalias.c (create_variable_info_for): Do not
4992 create fields for heap vars or vars with a noalias state.
4993 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4996 2008-08-29 Richard Guenther <rguenther@suse.de>
4998 * common.opt (ftree-store-ccp): Mark as preserved for
4999 backward compatibility.
5000 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5001 * tree-pass.h (pass_store_ccp): Remove.
5002 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5003 (first_vdef): Remove declaration.
5004 (get_value_loaded_by): Likewise.
5005 * tree-ssa-ccp.c (do_store_ccp): Remove.
5006 (get_default_value): Simplify as do_store_ccp is always false
5007 now. Do not initialize mem_ref.
5008 (set_value_varying): Likewise.
5009 (canonicalize_float_value): Likewise.
5010 (set_lattice_value): Likewise.
5011 (likely_value): Likewise.
5012 (surely_varying_stmt_p): Likewise.
5013 (ccp_initialize): Likewise.
5014 (ccp_lattice_meet): Likewise.
5015 (ccp_visit_phi_node): Likewise.
5016 (ccp_fold): Likewise.
5017 (evaluate_stmt): Likewise.
5018 (visit_assignment): Likewise.
5019 (ccp_visit_stmt): Likewise.
5020 (execute_ssa_ccp): Fold into ...
5021 (do_ssa_ccp): ... this.
5022 (do_ssa_store_ccp): Remove.
5023 (gate_store_ccp): Likewise.
5024 (pass_store_ccp): Likewise.
5025 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5027 * tree-ssa-propagate.c (first_vdef): Remove.
5028 (get_value_loaded_by): Likewise.
5029 (replace_vuses_in): Likewise.
5030 (substitute_and_fold): Do not call replace_vuses_in.
5031 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5033 2008-08-29 Richard Guenther <rguenther@suse.de>
5036 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5037 PARAM_NOALIAS tags with is_heapvar.
5038 * tree-ssa-operands.c (access_can_touch_variable): Offset
5039 based tests do not apply for heapvars. Fix offset test.
5041 2008-08-29 Jan Hubicka <jh@suse.cz>
5043 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5044 (-fipa-cp-clone): Enabled by default at -O3.
5045 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5046 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5048 2008-08-29 Jan Hubicka <jh@suse.cz>
5050 * tree.c (build_function_type_skip_args,
5051 build_function_decl_skip_args): New functions.
5052 * tree.h (build_function_type_skip_args,
5053 build_function_decl_skip_args): Declare.
5054 * gimple.c (giple_copy_call_skip_args): New function.
5055 (giple_copy_call_skip_args): Declare.
5057 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5058 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5059 (ipcp_node_modifiable_p): ... this one; use
5060 tree_versionable_function_p.
5061 (ipcp_create_replace_map): Improve debug output.
5062 (ipcp_need_redirect_p): Return false when not clonning.
5063 (ipcp_update_callgraph): Skip args.
5064 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5066 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5067 (save_inline_function_body): Update call of tree_function_versioning.
5068 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5069 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5071 (tree_function_versioning): Likewise.
5072 * tree-inline.h (tree_function_versioning): Update prototype.
5074 2008-08-29 Jan Hubicka <jh@suse.cz>
5076 * loop-unswitch.c (unswitch_single_loop): Use
5077 optimize_loop_for_speed_p.
5078 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5079 Use optimize_function_for_size_p.
5080 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5081 * postreload-gcse.c (eliminate_partially_redundant_load):
5082 Use optimize_bb_for_size_p.
5083 * value-prof.c (gimple_divmod_fixed_value_transform,
5084 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5085 gimple_stringops_transform): Use optimize_bb_for_size_p.
5086 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5087 * final.c (compute_alignments): Use optimize_function_for_size_p.
5088 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5089 (fold_builtin_strcpy, fold_builtin_fputs): Use
5090 optimize_function_for_size_p.
5091 * fold-const.c (tree_swap_operands_p): Use
5092 optimize_function_for_size_p.
5093 * recog.c (relax_delay_slots): Likewise.
5094 * tree-ssa-math-opts.c (replace_reciprocal):
5095 Use optimize_bb_for_speed_p.
5096 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5097 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5098 optimize_function_for_size_p.
5099 (cgraph_decide_inlining_of_small_function): Use
5100 optimize_function_for_size_p.
5101 * global.c (find_reg): Use optimize_function_for_size_p.
5102 * opts.c (decode_options): Do not clear flag_tree_ch,
5103 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5104 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5105 work it out from profile.
5106 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5107 optimize_loop_for_speed_p.
5108 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5110 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5111 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5112 * tree-eh.c (decide_copy_try_finally): Use
5113 optimize_function_for_size_p.
5114 * local-alloc.c (block_alloc): Pass BB pointer.
5115 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5116 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5117 * loop-unroll.c (decide_unrolling_and_peeling):
5118 Use optimize_loop_for_size_p.
5119 (decide_peel_completely): Likewise.
5120 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5121 optimize_loop_for_size_p.
5122 (vect_enhance_data_refs_alignment): Likewise.
5123 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5124 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5126 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5127 (try_crossjump_bb): Use optimize_bb_for_size_p.
5128 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5129 optimize_loop_for_speed_p.
5130 * bb-reorder.c (find_traces_1_round): Likewise.
5131 (copy_bb): Use optimize_bb_for_speed_p.
5132 (duplicate_computed_gotos): Likewise.
5133 * basic-block.h (optimize_loop_nest_for_size_p,
5134 optimize_loop_nest_for_speed_p): New.
5135 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5137 2008-08-29 Tristan Gingold <gingold@adacore.com>
5139 * gcov.c (main): Call expandargv.
5141 2008-08-29 Jan Hubicka <jh@suse.cz>
5143 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5145 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5147 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5148 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5150 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5152 2008-08-29 Jan Hubicka <jh@suse.cz>
5154 * tree-pass.h (pass_strip_predict_hints): Declare.
5155 * predict.c (strip_builtin_expect): Rename to ...
5156 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5157 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5158 (tree_estimate_probability): Do not strip builtin_expect.
5159 (pass_strip_predict_hints): New pass.
5160 * tree-inline.c (expand_call_inline): When inlining cold function,
5161 predict it as unlikely.
5162 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5164 2008-08-29 Richard Guenther <rguenther@suse.de>
5166 PR tree-optimization/37207
5167 * tree-vrp.c (extract_range_from_binary_expr): Also try
5168 to constant fold if only one of the operands is a constant.
5170 2008-08-29 Nick Clifton <nickc@redhat.com>
5172 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5173 the same way as SYMBOL_REFs.
5175 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5177 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5179 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5181 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5182 * config/mips/mips.md (branch_likely): Remove const. Fix
5184 (define_delay for type "branch"): Change to only apply for branch
5185 with likely variant.
5186 (define_delay for type "branch" and "branch_likely" no). New delay
5188 (equality_op): New code iterator.
5189 (bbv, bbinv): New code attributes.
5190 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5193 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5194 Andrew Pinski <pinskia@gcc.gnu.org>
5197 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5199 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5201 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5202 rule that a symbolic constant must be defined and >= 0 for the
5203 corresponding facility to be present at compile-time.
5204 * gthr-posix.c: Likewise.
5206 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5208 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5209 * config/mips/mips.md (D): New mode attribute.
5210 (mulsi3, muldi3): Merge it into ...
5211 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5212 (muldi3_mul3): New pattern.
5213 (mulsi3_mult3): Rename to mulsi3_mul3.
5215 2008-08-28 Jan Hubicka <jh@suse.cz>
5217 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5219 * predict.c (always_optimize_for_size_p): Rename to ...
5220 (optimize_function_for_size): ... this one; make extern.
5221 (optimize_function_for_speed_p): New.
5222 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5223 optimize_edge_for_size_p,optimize_edge_for_size_p,
5224 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5225 * basic-block.h (optimize_function_for_size_p,
5226 optimize_function_for_speed_p): Declare.
5227 * i386.md (optimize_size checks): Replace them by appropriate
5229 (standard_80387_constant_p, ix86_compute_frame_layout,
5230 ix86_expand_epilogue, ix86_decompose_address,
5231 print_operand, emit_i387_cw_initialization,
5232 inline_memory_move_cost, ix86_pad_returns,
5233 ix86_reorg): Replace optimize_size checks.
5235 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5237 * rtl.h (simplify_subreg_regno): Declare.
5238 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5239 * simplify-rtx.c (simplify_subreg): ...here.
5240 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5241 subreg_offset_representable_p.
5243 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5246 * c-typeck.c (convert_for_assignment): Give a note describing what
5247 was passed and what was expected.
5249 2008-08-28 Joey Ye <joey.ye@intel.com>
5251 * doc/extend.texi: Document AVX built-in functions.
5252 * doc/invoke.texi: Document -mavx.
5254 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5255 Joey Ye <joey.ye@intel.com>
5256 Xuepeng Guo <xuepeng.guo@intel.com>
5258 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5260 * config/i386/cpuid.h (bit_FMA): New.
5261 (bit_XSAVE): Likewise.
5262 (bit_OSXSAVE): Likewise.
5263 (bit_AVX): Likewise.
5265 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5266 define. Use ASM_OUTPUT_AVX_PREFIX.
5268 * config/i386/gmmintrin.h: New.
5270 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5271 (OPTION_MASK_ISA_AVX_SET): New.
5272 (OPTION_MASK_ISA_FMA_SET): Likewise.
5273 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5274 (OPTION_MASK_ISA_FMA_SET): Likewise.
5275 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5276 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5277 (pta_flags): Add PTA_AVX and PTA_FMA.
5278 (override_options): Handle PTA_AVX and PTA_FMA.
5279 (init_cumulative_args): Handle warn_avx.
5280 (classify_argument): Return 0 for COImode and OImode. Return
5281 1 and X86_64_AVX_CLASS for 256bit vector types.
5282 (examine_argument): Handle X86_64_AVX_CLASS.
5283 (construct_container): Likewise.
5284 (function_arg_advance_32): Pass OImode and 256bit vector types
5286 (function_arg_advance_64): Take a new argument to indicate if a
5287 parameter is named. Handle 256bit vector types. Return
5288 immediately for unnamed 256bit vector mode parameters.
5289 (function_arg_advance): Updated.
5290 (function_arg_32): Add comments for TImode. Handle OImode
5291 and 256bit vector types.
5292 (function_arg_64): Take a new argument to indicate if a
5293 parameter is named. Handle 256bit vector types. Return NULL
5294 for unnamed 256bit vector mode parameters.
5295 (function_arg): Updated.
5296 (setup_incoming_varargs_64): Support
5297 AVX encoding for *sse_prologue_save_insn.
5298 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5299 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5300 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5301 enabled, otherwise return -3.
5302 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5304 (print_reg): Support AVX registers. Handle 'x' and 't'.
5305 Handle 'd' to duplicate the operand.
5306 (print_operand): Likewise. Also support AVX vector compare
5308 (output_387_binary_op): Support AVX.
5309 (output_fp_compare): Likewise.
5310 (ix86_expand_vector_move_misalign): Likewise.
5311 (ix86_attr_length_vex_default): New.
5312 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5313 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5314 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5315 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5316 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5317 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5318 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5319 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5320 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5321 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5322 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5323 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5324 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5325 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5326 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5327 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5328 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5329 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5330 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5331 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5332 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5333 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5334 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5335 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5336 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5337 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5338 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5339 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5340 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5341 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5342 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5343 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5344 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5345 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5346 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5347 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5348 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5349 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5350 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5351 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5352 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5353 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5354 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5355 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5356 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5357 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5358 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5359 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5360 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5361 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5362 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5363 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5364 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5365 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5366 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5367 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5368 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5369 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5370 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5371 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5372 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5373 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5374 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5375 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5376 and IX86_BUILTIN_MOVMSKPS256,
5377 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5378 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5379 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5380 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5381 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5382 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5383 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5384 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5385 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5386 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5387 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5388 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5389 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5390 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5391 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5392 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5393 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5394 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5395 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5396 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5397 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5398 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5399 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5400 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5401 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5402 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5403 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5404 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5405 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5406 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5407 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5408 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5409 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5410 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5411 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5412 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5413 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5414 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5415 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5416 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5417 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5418 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5419 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5420 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5421 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5422 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5423 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5424 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5425 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5426 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5427 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5428 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5429 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5430 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5431 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5432 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5433 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5434 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5436 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5437 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5438 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5439 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5440 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5441 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5442 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5443 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5444 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5445 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5446 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5447 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5448 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5449 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5450 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5451 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5452 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5453 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5454 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5455 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5456 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5457 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5458 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5459 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5460 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5461 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5462 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5463 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5464 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5465 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5466 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5467 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5468 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5469 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5470 IX86_BUILTIN_MOVMSKPS256.
5471 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5472 (ix86_expand_args_builtin): Likewise.
5473 (ix86_expand_special_args_builtin): Likewise.
5474 (ix86_hard_regno_mode_ok): Handle AVX modes.
5475 (ix86_expand_vector_init_duplicate): Likewise.
5476 (ix86_expand_vector_init_one_nonzero): Likewise.
5477 (ix86_expand_vector_init_one_var): Likewise.
5478 (ix86_expand_vector_init_concat): Likewise.
5479 (ix86_expand_vector_init_general): Likewise.
5480 (ix86_expand_vector_set): Likewise.
5481 (ix86_vector_mode_supported_p): Likewise.
5482 (x86_extended_reg_mentioned_p): Check INSN_P before using
5485 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5486 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5488 * config/i386/i386.h (TARGET_AVX): New.
5489 (TARGET_FMA): Likewise.
5490 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5491 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5492 (VALID_AVX256_REG_MODE): New.
5493 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5494 (AVX_FLOAT_MODE_P): Likewise.
5495 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5496 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5497 (AVX_VEC_FLOAT_MODE_P): Likewise.
5498 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5499 (ASM_OUTPUT_OPCODE): Likewise.
5500 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5502 (SSE_REG_MODE_P): Allow 256bit vector modes.
5503 (ix86_args): Add a warn_avx field.
5505 * config/i386/i386.md (UNSPEC_PCMP): New.
5506 (UNSPEC_VPERMIL): Likewise.
5507 (UNSPEC_VPERMIL2): Likewise.
5508 (UNSPEC_VPERMIL2F128): Likewise.
5509 (UNSPEC_MASKLOAD): Likewise.
5510 (UNSPEC_MASKSTORE): Likewise.
5511 (UNSPEC_CAST): Likewise.
5512 (UNSPEC_VTESTP): Likewise.
5513 (UNSPECV_VZEROALL): Likewise.
5514 (UNSPECV_VZEROUPPER): Likewise.
5515 (XMM0_REG): Likewise.
5516 (XMM1_REG): Likewise.
5517 (XMM2_REG): Likewise.
5518 (XMM3_REG): Likewise.
5519 (XMM4_REG): Likewise.
5520 (XMM5_REG): Likewise.
5521 (XMM6_REG): Likewise.
5522 (XMM8_REG): Likewise.
5523 (XMM9_REG): Likewise.
5524 (XMM10_REG): Likewise.
5525 (XMM11_REG): Likewise.
5526 (XMM12_REG): Likewise.
5527 (XMM13_REG): Likewise.
5528 (XMM14_REG): Likewise.
5529 (XMM15_REG): Likewise.
5531 (prefix_vex_imm8): Likewise.
5532 (prefix_vex_w): Likewise.
5533 (length_vex): Likewise.
5536 (*avx_ashlti3): Likewise.
5537 (*avx_lshrti3): Likewise.
5538 (*avx_setcc<mode>): Likewise.
5539 (*fop_<mode>_comm_mixed_avx): Likewise.
5540 (*fop_<mode>_comm_avx): Likewise.
5541 (*fop_<mode>_1_mixed_avx): Likewise.
5542 (*fop_<mode>_1_avx): Likewise.
5543 (*avx_<code><mode>3): Likewise.
5544 (*avx_ieee_smin<mode>3): Likewise.
5545 (*avx_ieee_smax<mode>3): Likewise.
5546 (mode): Add OI, V8SF and V4DF.
5547 (length): Support VEX prefix.
5548 (*cmpfp_i_mixed): Set prefix attribute.
5549 (*cmpfp_i_sse): Likewise.
5550 (*cmpfp_iu_mixed): Likewise.
5551 (*cmpfp_iu_sse): Likewise.
5552 (*movsi_1): Support AVX.
5553 (*movdi_2): Likewise.
5554 (*movdi_1_rex64): Likewise.
5555 (*movti_internal): Likewise.
5556 (*movti_rex64): Likewise.
5557 (*movsf_1): Likewise.
5558 (*movdf_nointeger): Likewise.
5559 (*movdf_integer_rex64): Likewise.
5560 (*movtf_internal): Likewise.
5561 (zero_extendsidi2_32): Likewise.
5562 (zero_extendsidi2_rex64): Likewise.
5563 (*extendsfdf2_mixed): Likewise.
5564 (*extendsfdf2_sse): Likewise.
5565 (*truncdfsf_fast_mixed): Likewise.
5566 (*truncdfsf_fast_sse): Likewise.
5567 (*truncdfsf_mixed): Likewise.
5568 (fix_trunc<mode>di_sse): Likewise.
5569 (fix_trunc<mode>si_sse): Likewise.
5570 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5571 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5572 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5573 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5574 (*rcpsf2_sse): Likewise.
5575 (*rsqrtsf2_sse): Likewise.
5576 (*sqrt<mode>2_sse): Likewise.
5577 (sse4_1_round<mode>2): Likewise.
5578 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5579 Support AVX. Set length attribute properly for AVX.
5581 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5582 (VECTOR_MODES (FLOAT, 32)): Likewise.
5583 (VECTOR_MODE (INT, DI, 8)): Likewise.
5584 (VECTOR_MODE (INT, HI, 32)): Likewise.
5585 (VECTOR_MODE (INT, QI, 64)): Likewise.
5586 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5587 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5588 (VECTOR_MODE (INT, DI, 4)): Removed.
5589 (VECTOR_MODE (INT, SI, 8)): Likewise.
5590 (VECTOR_MODE (INT, HI, 16)): Likewise.
5591 (VECTOR_MODE (INT, QI, 32)): Likewise.
5592 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5593 (INT_MODE (OI, 32)): Likewise.
5595 * config/i386/i386.opt (mavx): New.
5598 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5600 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5601 (*mov<mode>_internal_avx): New.
5602 (*movv2sf_internal_rex64_avx): Likewise.
5603 (*movv2sf_internal_avx): Likewise.
5605 * config/i386/predicates.md (const_4_to_5_operand): New.
5606 (const_6_to_7_operand): Likewise.
5607 (const_8_to_11_operand): Likewise.
5608 (const_12_to_15_operand): Likewise.
5609 (avx_comparison_float_operator): Likewise.
5611 * config/i386/sse.md (AVX256MODEI): New.
5612 (AVX256MODE): Likewise.
5613 (AVXMODEQI): Likewise.
5614 (AVXMODE): Likewise.
5615 (AVX256MODEF2P): Likewise.
5616 (AVX256MODE2P): Likewise.
5617 (AVX256MODE4P): Likewise.
5618 (AVX256MODE8P): Likewise.
5619 (AVXMODEF2P): Likewise.
5620 (AVXMODEF4P): Likewise.
5621 (AVXMODEDCVTDQ2PS): Likewise.
5622 (AVXMODEDCVTPS2DQ): Likewise.
5623 (avxvecmode): Likewise.
5624 (avxvecpsmode): Likewise.
5625 (avxhalfvecmode): Likewise.
5626 (avxscalarmode): Likewise.
5627 (avxcvtvecmode): Likewise.
5628 (avxpermvecmode): Likewise.
5629 (avxmodesuffixf2c): Likewise.
5630 (avxmodesuffixp): Likewise.
5631 (avxmodesuffixs): Likewise.
5632 (avxmodesuffix): Likewise.
5633 (vpermilbits): Likewise.
5634 (pinsrbits): Likewise.
5635 (mov<mode>): Likewise.
5636 (*mov<mode>_internal): Likewise.
5637 (push<mode>1): Likewise.
5638 (movmisalign<mode>): Likewise.
5639 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5640 (avx_movdqu<avxmodesuffix>): Likewise.
5641 (avx_lddqu<avxmodesuffix>): Likewise.
5642 (<plusminus_insn><mode>3): Likewise.
5643 (*avx_<plusminus_insn><mode>3): Likewise.
5644 (*avx_vm<plusminus_insn><mode>3): Likewise.
5645 (mul<mode>3): Likewise.
5646 (*avx_mul<mode>3): Likewise.
5647 (*avx_vmmul<mode>3): Likewise.
5648 (divv8sf3): Likewise.
5649 (divv4df3): Likewise.
5650 (avx_div<mode>3): Likewise.
5651 (*avx_div<mode>3): Likewise.
5652 (*avx_vmdiv<mode>3): Likewise.
5653 (avx_rcpv8sf2): Likewise.
5654 (*avx_vmrcpv4sf2): Likewise.
5655 (sqrtv8sf2): Likewise.
5656 (avx_sqrtv8sf2): Likewise.
5657 (*avx_vmsqrt<mode>2): Likewise.
5658 (rsqrtv8sf2): Likewise.
5659 (avx_rsqrtv8sf2): Likewise.
5660 (*avx_vmrsqrtv4sf2): Likewise.
5661 (<code><mode>3): Likewise.
5662 (*avx_<code><mode>3_finite): Likewise.
5663 (*avx_<code><mode>3): Likewise.
5664 (*avx_vm<code><mode>3): Likewise.
5665 (*avx_ieee_smin<mode>3): Likewise.
5666 (*avx_ieee_smax<mode>3): Likewise.
5667 (avx_addsubv8sf3): Likewise.
5668 (avx_addsubv4df3): Likewise.
5669 (*avx_addsubv4sf3): Likewise.
5670 (*avx_addsubv2df3): Likewise.
5671 (avx_h<plusminus_insn>v4df3): Likewise.
5672 (avx_h<plusminus_insn>v8sf3): Likewise.
5673 (*avx_h<plusminus_insn>v4sf3): Likewise.
5674 (*avx_h<plusminus_insn>v2df3): Likewise.
5675 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5676 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5677 (*avx_maskcmp<mode>3): Likewise.
5678 (avx_nand<mode>3): Likewise.
5679 (*avx_<code><mode>3): Likewise.
5680 (*avx_nand<mode>3): Likewise.
5681 (*avx_<code><mode>3): Likewise.
5682 (*avx_cvtsi2ss): Likewise.
5683 (*avx_cvtsi2ssq): Likewise.
5684 (*avx_cvtsi2sd): Likewise.
5685 (*avx_cvtsi2sdq): Likewise.
5686 (*avx_cvtsd2ss): Likewise.
5687 (avx_cvtss2sd): Likewise.
5688 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5689 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5690 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5691 (*avx_cvtsi2sd): Likewise.
5692 (*avx_cvtsi2sdq): Likewise.
5693 (avx_cvtdq2pd256): Likewise.
5694 (avx_cvtpd2dq256): Likewise.
5695 (avx_cvttpd2dq256): Likewise.
5696 (*avx_cvtsd2ss): Likewise.
5697 (*avx_cvtss2sd): Likewise.
5698 (avx_cvtpd2ps256): Likewise.
5699 (avx_cvtps2pd256): Likewise.
5700 (*avx_movhlps): Likewise.
5701 (*avx_movlhps): Likewise.
5702 (avx_unpckhps256): Likewise.
5703 (*avx_unpckhps): Likewise.
5704 (avx_unpcklps256): Likewise.
5705 (*avx_unpcklps): Likewise.
5706 (avx_movshdup256): Likewise.
5707 (avx_movsldup256): Likewise.
5708 (avx_shufps256): Likewise.
5709 (avx_shufps256_1): Likewise.
5710 (*avx_shufps_<mode>): Likewise.
5711 (*avx_loadhps): Likewise.
5712 (*avx_storelps): Likewise.
5713 (*avx_loadlps): Likewise.
5714 (*avx_movss): Likewise.
5715 (*vec_dupv4sf_avx): Likewise.
5716 (*vec_concatv2sf_avx): Likewise.
5717 (*vec_concatv4sf_avx): Likewise.
5718 (*vec_setv4sf_0_avx): Likewise.
5719 (*vec_setv4sf_avx): Likewise.
5720 (*avx_insertps): Likewise.
5721 (avx_vextractf128<mode>): Likewise.
5722 (vec_extract_lo_<mode>): Likewise.
5723 (vec_extract_hi_<mode>): Likewise.
5724 (vec_extract_lo_<mode>): Likewise.
5725 (vec_extract_hi_<mode>): Likewise.
5726 (vec_extract_lo_v16hi): Likewise.
5727 (vec_extract_hi_v16hi): Likewise.
5728 (vec_extract_lo_v32qi): Likewise.
5729 (vec_extract_hi_v32qi): Likewise.
5730 (avx_unpckhpd256): Likewise.
5731 (*avx_unpckhpd): Likewise.
5732 (avx_movddup256): Likewise.
5733 (*avx_movddup): Likewise.
5734 (avx_unpcklpd256): Likewise.
5735 (*avx_unpcklpd): Likewise.
5736 (avx_shufpd256): Likewise.
5737 (avx_shufpd256_1): Likewise.
5738 (*avx_punpckhqdq): Likewise.
5739 (*avx_punpcklqdq): Likewise.
5740 (*avx_shufpd_<mode>): Likewise.
5741 (*avx_storehpd): Likewise.
5742 (*avx_loadhpd): Likewise.
5743 (*avx_loadlpd): Likewise.
5744 (*avx_movsd): Likewise.
5745 (*vec_concatv2df_avx): Likewise.
5746 (*avx_<plusminus_insn><mode>3): Likewise.
5747 (*avx_<plusminus_insn><mode>3): Likewise.
5748 (*avx_mulv8hi3): Likewise.
5749 (*avxv8hi3_highpart): Likewise.
5750 (*avx_umulv8hi3_highpart): Likewise.
5751 (*avx_umulv2siv2di3): Likewise.
5752 (*avx_mulv2siv2di3): Likewise.
5753 (*avx_pmaddwd): Likewise.
5754 (*avx_mulv4si3): Likewise.
5755 (*avx_ashr<mode>3): Likewise.
5756 (*avx_lshr<mode>3): Likewise.
5757 (*avx_ashl<mode>3): Likewise.
5758 (*avx_<code><mode>3): Likewise.
5759 (*avx_eq<mode>3): Likewise.
5760 (*avx_gt<mode>3): Likewise.
5761 (*avx_nand<mode>3): Likewise.
5762 (*avx_nand<mode>3): Likewise.
5763 (*avx_<code><mode>3): Likewise.
5764 (*avx_<code><mode>3): Likewise.
5765 (*avx_packsswb): Likewise.
5766 (*avx_packssdw): Likewise.
5767 (*avx_packuswb): Likewise.
5768 (*avx_punpckhbw): Likewise.
5769 (*avx_punpcklbw): Likewise.
5770 (*avx_punpckhwd): Likewise.
5771 (*avx_punpcklwd): Likewise.
5772 (*avx_punpckhdq): Likewise.
5773 (*avx_punpckldq): Likewise.
5774 (*avx_pinsr<avxmodesuffixs>): Likewise.
5775 (*avx_pinsrq): Likewise.
5776 (*avx_loadld): Likewise.
5777 (*vec_extractv2di_1_rex64_avx): Likewise.
5778 (*vec_extractv2di_1_avx): Likewise.
5779 (*vec_dupv2di_avx): Likewise.
5780 (*vec_concatv2si_avx): Likewise.
5781 (*vec_concatv4si_1_avx): Likewise.
5782 (*vec_concatv2di_avx): Likewise.
5783 (*vec_concatv2di_rex64_avx): Likewise.
5784 (*avx_uavgv16qi3): Likewise.
5785 (*avx_uavgv8hi3): Likewise.
5786 (*avx_psadbw): Likewise.
5787 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5788 (*avx_phaddwv8hi3): Likewise.
5789 (*avx_phadddv4si3): Likewise.
5790 (*avx_phaddswv8hi3): Likewise.
5791 (*avx_phsubwv8hi3): Likewise.
5792 (*avx_phsubdv4si3): Likewise.
5793 (*avx_phsubswv8hi3): Likewise.
5794 (*avx_pmaddubsw128): Likewise.
5795 (*avx_pmulhrswv8hi3): Likewise.
5796 (*avx_pshufbv16qi3): Likewise.
5797 (*avx_psign<mode>3): Likewise.
5798 (*avx_palignrti): Likewise.
5799 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5800 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5801 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5802 (*avx_mpsadbw): Likewise.
5803 (*avx_packusdw): Likewise.
5804 (*avx_pblendvb): Likewise.
5805 (*avx_pblendw): Likewise.
5806 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5807 (avx_ptest256): Likewise.
5808 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5809 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5810 (*avx_aesenc): Likewise.
5811 (*avx_aesenclast): Likewise.
5812 (*avx_aesdec): Likewise.
5813 (*avx_aesdeclast): Likewise.
5814 (avx_vzeroupper): Likewise.
5815 (avx_vzeroupper_rex64): Likewise.
5816 (avx_vpermil<mode>): Likewise.
5817 (avx_vpermilvar<mode>3): Likewise.
5818 (avx_vpermil2<mode>3): Likewise.
5819 (avx_vperm2f128<mode>3): Likewise.
5820 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5821 (avx_vbroadcastss256): Likewise.
5822 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5823 (avx_vinsertf128<mode>): Likewise.
5824 (vec_set_lo_<mode>): Likewise.
5825 (vec_set_hi_<mode>): Likewise.
5826 (vec_set_lo_<mode>): Likewise.
5827 (vec_set_hi_<mode>): Likewise.
5828 (vec_set_lo_v16hi): Likewise.
5829 (vec_set_hi_v16hi): Likewise.
5830 (vec_set_lo_v32qi): Likewise.
5831 (vec_set_hi_v32qi): Likewise.
5832 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5833 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5834 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5835 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5836 (vec_init<mode>): Likewise.
5837 (*vec_concat<mode>_avx): Likewise.
5838 (blendbits): Support V8SF and V4DF.
5839 (sse2_movq128): Support AVX.
5840 (<sse>_movnt<mode>): Likewise.
5841 (sse2_movntv2di): Likewise.
5842 (sse_rcpv4sf2): Likewise.
5843 (sse_sqrtv4sf2): Likewise.
5844 (sse_rsqrtv4sf2): Likewise.
5845 (<sse>_comi): Likewise.
5846 (<sse>_ucomi): Likewise.
5847 (sse_cvtss2si): Likewise.
5848 (sse_cvtss2si_2): Likewise.
5849 (sse_cvtss2siq): Likewise.
5850 (sse_cvtss2siq_2): Likewise.
5851 (sse_cvttss2si): Likewise.
5852 (sse_cvttss2siq): Likewise.
5853 (sse2_cvtsd2si): Likewise.
5854 (sse2_cvtsd2si_2): Likewise.
5855 (sse2_cvtsd2siq): Likewise.
5856 (sse2_cvtsd2siq_2): Likewise.
5857 (sse2_cvttsd2si): Likewise.
5858 (sse2_cvttsd2siq): Likewise.
5859 (sse2_cvtdq2pd): Likewise.
5860 (*sse2_cvtpd2dq): Likewise.
5861 (*sse2_cvttpd2dq): Likewise.
5862 (*sse2_cvtpd2ps): Likewise.
5863 (sse2_cvtps2pd): Likewise.
5864 (sse3_movshdup): Likewise.
5865 (sse3_movsldup): Likewise.
5866 (sse_storehps): Likewise.
5867 (*sse4_1_extractps): Likewise.
5868 (sse2_storelpd): Likewise.
5869 (vec_dupv2df_sse3): Likewise.
5870 (*vec_concatv2df_sse3): Likewise.
5871 (*sse4_1_pextrb): Likewise.
5872 (*sse4_1_pextrb_memory): Likewise.
5873 (*sse2_pextrw): Likewise.
5874 (*sse4_1_pextrw_memory): Likewise.
5875 (*sse4_1_pextrd): Likewise.
5876 (*sse4_1_pextrq): Likewise.
5877 (sse2_pshufd_1): Likewise.
5878 (sse2_pshuflw_1): Likewise.
5879 (sse2_pshufhw_1): Likewise.
5880 (*sse2_storeq_rex64): Likewise.
5881 (*vec_dupv4si): Likewise.
5882 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5883 (sse2_pmovmskb): Likewise.
5884 (*sse2_maskmovdqu): Likewise.
5885 (*sse2_maskmovdqu_rex64): Likewise.
5886 (sse_ldmxcsr): Likewise.
5887 (sse_stmxcsr): Likewise.
5888 (abs<mode>2): Likewise.
5889 (sse4_1_movntdqa): Likewise.
5890 (sse4_1_phminposuw): Likewise.
5891 (sse4_1_extendv8qiv8hi2): Likewise.
5892 (*sse4_1_extendv8qiv8hi2): Likewise.
5893 (sse4_1_extendv4qiv4si2): Likewise.
5894 (*sse4_1_extendv4qiv4si2): Likewise.
5895 (sse4_1_extendv2qiv2di2): Likewise.
5896 (*sse4_1_extendv2qiv2di2): Likewise.
5897 (sse4_1_extendv4hiv4si2): Likewise.
5898 (*sse4_1_extendv4hiv4si2): Likewise.
5899 (sse4_1_extendv2hiv2di2): Likewise.
5900 (*sse4_1_extendv2hiv2di2): Likewise.
5901 (sse4_1_extendv2siv2di2): Likewise.
5902 (*sse4_1_extendv2siv2di2): Likewise.
5903 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5904 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5905 (sse4_1_zero_extendv4qiv4si2): Likewise.
5906 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5907 (sse4_1_zero_extendv2qiv2di2): Likewise.
5908 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5909 (sse4_1_zero_extendv4hiv4si2): Likewise.
5910 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5911 (sse4_1_zero_extendv2hiv2di2): Likewise.
5912 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5913 (sse4_1_zero_extendv2siv2di2): Likewise.
5914 (*sse4_1_zero_extendv2siv2di2): Likewise.
5915 (sse4_1_ptest): Likewise.
5916 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5917 (sse4_2_pcmpestri): Likewise.
5918 (sse4_2_pcmpestrm): Likewise.
5919 (sse4_2_pcmpistri): Likewise.
5920 (sse4_2_pcmpistrm): Likewise.
5922 (aeskeygenassist): Likewise.
5924 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5926 * config/i386/predicates.md (vzeroall_operation): New.
5928 * config/i386/sse.md (avx_vzeroall): New.
5929 (*avx_vzeroall): Likewise.
5931 2008-08-28 Paul Brook <paul@codesourcery.com>
5932 Mark Shinwell <shinwell@codesourcery.com>
5933 Richard Earnshaw <richard.earnshaw@arm.com>
5935 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5936 (TARGET_MIN_ANCHOR_OFFSET): New.
5937 (arm_override_options): Set correct anchor ranges for Thumb-1
5938 and Thumb-2 if required.
5939 (legitimize_pic_address): Handle case involving a TLS symbol
5940 reference with an addend.
5941 (arm_optimization_options): Enable section anchors at -O1 and
5943 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5944 * config/arm/arm-protos.h (arm_optimization_options): New.
5946 2008-08-28 Nick Clifton <nickc@redhat.com>
5948 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5949 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5952 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5953 * config/v850/v850.md (return): Remove frame size restriction.
5955 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5957 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5959 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5961 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5963 2008-08-28 Paul Brook <paul@codesourcery.com>
5965 * config/arm/vfp11.md: Update license notice.
5966 * config/arm/cortex-r4.md: Ditto.
5968 2008-08-28 Richard Guenther <rguenther@suse.de>
5970 PR tree-optimization/37207
5971 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5974 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5977 * tree.c (int_fits_type_p): Don't forget unsigned integers
5978 of type sizetype which higher end word equals -1.
5980 2008-08-28 Ira Rosen <irar@il.ibm.com>
5982 * target.h (struct vectorize): Add new target builtin.
5983 * tree-vectorizer.c (destroy_loop_vec_info): Call
5984 vect_free_slp_instance instead of vect_free_slp_node.
5985 * tree-vectorizer.h (enum slp_load_perm_type): New.
5986 (struct _slp_instance): Add new fields.
5987 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5988 (SLP_INSTANCE_LOADS): New.
5989 (vect_free_slp_tree): Remove.
5990 (vect_free_slp_instance): Declare.
5991 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5992 (vectorizable_load): Add argument.
5993 (vect_transform_slp_perm_load): New.
5994 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5996 (vect_get_place_in_interleaving_chain): New function.
5997 (vect_free_slp_tree): Make static.
5998 (vect_free_slp_instance): New function.
5999 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6000 collect the load location in the interleaving chain.
6001 (vect_supported_slp_permutation_p): New function.
6002 (vect_supported_load_permutation_p): Likewise.
6003 (vect_analyze_slp_instance): In case of loads permutation, call
6004 vect_supported_load_permutation_p to check that the permutation is
6006 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6007 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6008 (vect_create_mask_and_perm): New function.
6009 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6010 (vectorizable_load): Add an argument. Don't keep the created vectors
6011 statements in the node if permutation is required. Call
6012 vect_transform_slp_perm_load to generate the permutation.
6013 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6014 additional argument.
6015 (vect_schedule_slp_instance): In case of loads permutation, allocate
6016 vectorized statements structure for all the related SLP nodes. Call
6017 vect_transform_stmt with addditional argument.
6018 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6019 * config/spu/spu.c (spu_builtin_vec_perm): New.
6020 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6021 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6022 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6023 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6025 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6027 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6028 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6029 __gthread_cond_signal, __gthread_cond_timedwait,
6030 __gthread_cond_timedwait_recursive): New functions.
6031 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6033 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6036 2008-08-28 Richard Guenther <rguenther@suse.de>
6039 * fold-const.c (maybe_canonicalize_comparison_1): Require
6040 undefined overflow only for canonicalizing A +- CST cmp CST.
6041 Make sure to not generate new constants that are not inside
6042 their TYPE_MIN/MAX_VALUE range.
6043 (maybe_canonicalize_comparison): Remove undefined overflow
6045 (fold_binary): Remove now duplicate folding.
6047 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6049 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6050 use not updated in the last change.
6052 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6054 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6055 (IRA_COVER_CLASSES): Add FPUL_REGS.
6057 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6060 * c-common.c (conversion_warning): Check for null operands.
6062 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6065 * c-decl.c (check_for_loop_decls): Improve error message. Give
6068 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6071 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6072 (convert_for_assignment): Pass corrent OPT_W* parameter to
6073 WARN_FOR_ASSIGNMENT.
6075 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6078 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6080 2008-08-27 Paul Brook <paul@codesourcery.com>
6082 * config.gcc: Loosen checks for arm uclinux eabi targets.
6084 2008-08-27 Paul Brook <paul@codesourcery.com>
6086 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6088 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6090 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6092 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6093 the enumerators of an ENUMERAL_TYPE.
6094 * dbxout.c (dbxout_type): Ditto.
6096 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6099 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6100 (fwprop_addr): Check that the loop_father is not the outer loop.
6102 2008-08-26 Paul Brook <paul@codesourcery.com>
6104 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6105 Remove documentation entry for fmul type.
6106 Use fmuls to annotate single-precision multiplication patterns,
6107 fmuld to annotate double-precision multiplication patterns,
6108 fmacs to annotate single-precision multiply-accumulate patterns
6109 and fmacd to annotate double-precision multiply-accumulate patterns.
6110 * config/arm/vfp11.md: Update reservations accordingly.
6111 * config/arm/arm.md: Note that certain values of the "type"
6112 attribute are documented in vfp.md.
6113 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6114 (v10_cvt): Use new fmul types.
6116 2008-08-26 Paul Brook <paul@codesourcery.com>
6118 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6119 * config/arm/vfp11.md: ...here. New.
6120 * config/arm/arm.md: Include vfp11.md.
6122 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6124 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6125 parameter to inform call.
6127 2008-08-26 Jeff Law <law@redhat.com>
6129 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6130 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6131 preferred class when copying a constant into a partial word register.
6133 2008-08-26 Ben Elliston <bje@au.ibm.com>
6135 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6136 * cp/typeck.c: Likewise.
6137 * cp/tree.c: Likewise.
6138 * gimple-low.c: Likewise.
6141 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6143 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6144 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6146 * doc/passes.texi: Describe IRA.
6148 * doc/tm.texi (IRA_COVER_CLASSES,
6149 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6151 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6152 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6153 -fira-propagate-cost, -fno-ira-share-save-slots,
6154 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6156 * flags.h (ira_algorithm): New enumeration.
6157 (flag_ira_algorithm, flag_ira_verbose): New external variable
6160 * postreload.c (gate_handle_postreload): Don't do post reload
6161 optimizations unless the reload is completed.
6163 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6166 * tree-pass.h (pass_ira): New external variable declaration.
6168 * reload.h: Add 2008 to the Copyright.
6170 * cfgloopanal.c: Include params.h.
6171 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6174 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6176 * toplev.c (ira.h): New include.
6177 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6178 (backend_init_target): Call ira_init.
6179 (backend_init): Call ira_init_once.
6180 (finalize): Call finish_ira_once.
6182 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6183 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6186 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6187 may_move_out_cost): New external variable declarations.
6188 (move_table): New typedef.
6190 * caller-save.c: Include headers output.h and ira.h.
6191 (no_caller_save_reg_set): New global variable.
6192 (save_slots_num, save_slots): New variables.
6193 (reg_save_code, reg_restore_code, add_stored_regs): Add
6195 (init_caller_save): Set up no_caller_save_reg_set.
6196 (init_save_areas): Reset save_slots_num.
6197 (saved_hard_reg): New structure.
6198 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6199 (initiate_saved_hard_regs, new_saved_hard_reg,
6200 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6202 (setup_save_areas): Add code for sharing stack slots.
6203 (all_blocks): New variable.
6204 (save_call_clobbered_regs): Process pseudo-register too.
6205 (mark_set_regs): Process pseudo-register too.
6206 (insert_one_insn): Put the insn after bb note in a empty basic
6207 block. Add insn check.
6209 * global.c (eliminable_regset): Make it external.
6210 (mark_elimination): Use DF_LR_IN for IRA.
6211 (pseudo_for_reload_consideration_p): New.
6212 (build_insn_chain): Make it external. Don't ignore spilled
6213 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6214 (gate_handle_global_alloc): New function.
6215 (pass_global_alloc): Add the gate function.
6217 * opts.c (decode_options): Set up flag_ira. Print the warning for
6219 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6221 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6223 * regmove.c (regmove_optimize): Don't do replacement of output for
6226 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6227 New external variable declarations.
6229 * local-alloc.c (update_equiv_regs): Make it external. Return
6230 true if jump label rebuilding should be done. Rescan new_insn for
6232 (gate_handle_local_alloc): New function.
6233 (pass_local_alloc): Add the gate function.
6235 * alias.c (value_addr_p, stack_addr_p): New functions.
6236 (nonoverlapping_memrefs_p): Use them for IRA.
6238 * common.opt (fira, fira-algorithm, fira-coalesce,
6239 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6240 fira-verbose): New options.
6242 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6243 move_cost, may_move_in_cost, may_move_out_cost): Make the
6245 (move_table): Remove typedef.
6246 (init_move_cost): Make it external.
6247 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6250 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6251 setup_reg_classes): New function prototypes.
6252 (eliminable_regset): New external variable declaration.
6253 (build_insn_chain, update_equiv_regs): New function prototypes.
6255 * Makefile.in (IRA_INT_H): New definition.
6256 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6257 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6258 (reload1.o, toplev.o): Add dependence on ira.h.
6259 (cfgloopanal.o): Add PARAMS_H.
6260 (caller-save.o): Add dependence on output.h and ira.h.
6261 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6262 ira-emit.o, ira-lives.o): New entries.
6264 * passes.c (pass_ira): New pass.
6266 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6268 * reload1.c (ira.h): Include the header.
6269 (changed_allocation_pseudos): New bitmap.
6270 (init_reload): Initiate the bitmap.
6271 (compute_use_by_pseudos): Permits spilled registers in FROM.
6272 (temp_pseudo_reg_arr): New variable.
6273 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6274 IRA. Call alter_reg with the additional parameter. Don't clear
6275 spilled_pseudos for IRA. Restore original insn chain for IRA.
6276 Clear changed_allocation_pseudos at the end of reload.
6277 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6278 (hard_regno_to_pseudo_regno): New variable.
6279 (count_pseudo): Check spilled pseudos. Set up
6280 hard_regno_to_pseudo_regno.
6281 (count_spilled_pseudo): Check spilled pseudos. Update
6282 hard_regno_to_pseudo_regno.
6283 (find_reg): Use better_spill_reload_regno_p. Check
6284 hard_regno_to_pseudo_regno.
6285 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6287 (eliminate_regs_1): Use additional parameter for alter_reg.
6288 (finish_spills): Set up pseudo_previous_regs only for spilled
6289 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6290 more arguments. Don't clear live_throughout and dead_or_set for
6291 spilled pseudos. Use additional parameter for alter_reg. Call
6292 mark_allocation_change. Set up changed_allocation_pseudos.
6293 Remove sanity check.
6294 (emit_input_reload_insns, delete_output_reload): Use additional
6295 parameter for alter_reg. Call mark_allocation_change.
6296 (substitute, gen_reload_chain_without_interm_reg_p): New
6298 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6300 * testsuite/gcc.dg/20080410-1.c: New file.
6302 * config/s390/s390.h (IRA_COVER_CLASSES,
6303 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6305 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6307 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6309 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6311 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6313 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6315 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6317 2008-08-24 Jeff Law <law@redhat.com>
6318 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6319 when ignoring unavailable registers.
6321 2008-08-24 Jeff Law <law@redhat.com>
6322 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6323 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6324 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6325 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6327 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6328 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6330 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6331 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6332 * reload1.c (find_reg): Process registers in register allocation order.
6334 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6335 * toplev.c (backend_init_target): Move ira_init call from
6337 (lang_dependent_init_target): ...to here.
6339 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6340 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6341 calculate memory move costs for NO_REGS.
6343 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6344 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6345 STACK_REGS is defined.
6347 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6348 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6350 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6351 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6353 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6354 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6355 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6358 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6359 Dorit Nuzman <dorit@il.ibm.com>
6361 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6362 vec_extract_evenv4sf, vec_extract_evenv8hi,
6363 vec_extract_evenv16qi, vec_extract_oddv4si,
6364 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6365 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6366 vec_interleave_highv4si, vec_interleave_lowv4si,
6367 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6368 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6369 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6371 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6374 * config/rs6000/rs6000.c (optimization_options): Don't default to
6375 section anchors without toplevel reorder.
6377 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6379 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6380 (mfc_end_critical_section): Likewise.
6382 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6384 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6385 all type qualifiers from element type to vector type.
6387 2008-08-25 David Daney <ddaney@avtrex.com>
6389 * config/mips/mips.md (immediate_insn): Move up in file, fix
6390 comment typo, reformat.
6391 (fetchop_bit, atomic_hiqi_op memory_barrier,
6392 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6393 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6394 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6395 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6396 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6397 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6398 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6399 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6400 sync_old_nand<mode>, sync_new_nand<mode>,
6401 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6402 test_and_set_12): Moved to sync.md.
6404 * config/mips/sync.md: New file.
6406 2008-08-25 Richard Henderson <rth@redhat.com>
6408 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6409 (regsave): Likewise.
6410 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6411 (output_cfi_directive): Likewise.
6412 (div_data_align): New.
6413 (output_cfi): Use it.
6415 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6417 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6418 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6419 (TARGET_OCTEON): New macro.
6420 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6421 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6422 (ISA_HAS_POP): New macro.
6423 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6425 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6427 * config/mips/mips.md (cpu): Add octeon.
6428 (type): Add pop attribute value.
6429 (popcount<mode>2): New pattern.
6430 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6432 2008-08-24 Jan Hubicka <jh@suse.cz>
6434 * doc/invoke.texi (-fipa-cp-clone): New option.
6435 (-fipa-cp): Update docs.
6436 (--param ipcp-unit-growth):New.
6437 * ipa-cp.c: Include fibheap.h, params.h
6438 (ipcp_initialize_node_lattices): When not cloning, all externally
6439 visible functions are bottom.
6440 (ipcp_need_redirect_p): Accept clones.
6441 (ipcp_insert_stage): Use cost driven heuristics.
6442 (max_count, dead_nodes): New static vars.
6443 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6444 ipcp_const_param_count): New functions.
6445 * common.opt (ipa-cp-clone): New command line option.
6446 * params.def (ipcp-unit-growth): New.
6448 2008-08-24 Jan Hubicka <jh@suse.cz>
6450 * tree-inline.c (tree_function_versioning): Look harder
6451 for referenced vars.
6453 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6455 PR tree-optimization/37185
6456 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6458 2008-08-23 Jan Hubicka <jh@suse.cz>
6460 * ipa-cp.c (ipcp_analyze_node): New function.
6461 (ipcp_update_cloned_node): Use it.
6462 (ipcp_init_stage): Likewise.
6463 * ipa-inline.c (function_insertion_hook_holder): New static var.
6464 (analyze_function): Break out from ....
6465 (inline_generate_summary): Here; register insertion hook.
6466 (cgraph_decide_inlining): Remove hook.
6467 (add_new_function): New function.
6469 2008-08-23 Jan Hubicka <jh@suse.cz>
6471 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6473 2008-08-23 Jan Hubicka <jh@suse.cz>
6475 * ipa-cp.c (constant_val_insert): Remove.
6476 (ipcp_propagate_one_const): Remove.
6477 (ipcp_create_replace_map): Always insert replacements to the map.
6478 (ipcp_insert_stage): Do not try to insert statements by hand.
6479 * tree-inline.c (insert_init_stmt): Break out from ...
6480 (setup_one_parameter): ... here; allow NULL BB pointer.
6481 (tree_function_versioning): Use setup_one_parameter to process
6484 2008-08-23 Jan Hubicka <jh@suse.cz>
6486 * tree.c (decl_address_ip_invariant_p): New function.
6487 * tree.h (decl_address_ip_invariant_p): Declare.
6488 * gimple.c (strip_invariant_refs): Break out from ...
6489 (is_gimple_invariant_address): ... here
6490 (is_gimple_ip_invariant_address): New function.
6491 (is_gimple_ip_invariant): New function.
6492 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6495 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6496 (ipcp_lat_is_insertable): All constants are insertable.
6497 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6498 IPA_CONST_VALUE_REF.
6499 (ipcp_initialize_node_lattices): Propagate all types of operands.
6500 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6501 (ipcp_create_replace_map): Reformat.
6502 (ipcp_need_redirect_p): Simplify.
6503 (ipcp_insert_stage): Check that argument is used before clonning.
6504 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6506 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6507 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6508 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6509 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6510 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6511 * tree-inline.c (tree_function_versioning): Add variables referenced
6514 2008-08-23 Jan Hubicka <jh@suse.cz>
6517 * i386.c (standard_80387_constant_p): Use optimize_size.
6519 2008-08-23 Ira Rosen <irar@il.ibm.com>
6521 PR tree-optimization/37161
6522 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6523 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6524 (vect_determine_vectorization_factor): Move the scalar type
6525 retrieval to vect_get_smallest_scalar_type.
6526 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6527 scalar type. Remove redundant computation.
6528 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6529 (vect_get_slp_defs): Take the type of RHS into account if
6530 necessary by calling vect_get_smallest_scalar_type. Call
6531 vect_get_constant_vectors with additional argument.
6533 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6536 * doc/invoke.texi (Wwrite-strings): Clarify description.
6538 2008-08-23 Ira Rosen <irar@il.ibm.com>
6540 PR tree-optimization/37174
6541 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6542 def stmt is a part of the loop before accessing its stmt_vec_info.
6544 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6547 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6548 (*swap): New insn pattern.
6549 (*ashlqi3): Rename from ashlqi3 insn pattern.
6550 (ashlqi3): New expanders.
6551 (*lshrqi3): Rename from lshrqi3 insn pattern.
6552 (lshrqi3): New expanders.
6553 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6554 lshrqi3_const5, lshrqi3_const6): New splitters.
6555 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6556 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6559 2008-08-22 Richard Guenther <rguenther@suse.de>
6561 PR tree-optimization/37078
6562 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6563 [+INF, +INF] ranges.
6565 2008-08-22 Richard Guenther <rguenther@suse.de>
6567 PR tree-optimization/37143
6568 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6569 a conversion statement instead of a copy.
6571 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6574 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6575 CCCmode, CCOmode and CCSmode destination modes.
6578 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6579 from different units in a single alternative.
6580 (*vec_extractv2sf_1): Ditto.
6581 (*vec_extractv2si_0): Ditto.
6582 (*vec_extractv2si_1): Ditto.
6583 * config/i386/sse.md (sse2_storehpd): Ditto.
6584 (sse2_storelpd): Ditto.
6585 (sse2_loadhpd): Ditto.
6586 (sse2_loadlpd): Ditto.
6589 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6590 (popcountsi2): Ditto.
6591 (clzdi2_abm): Ditto.
6592 (popcountdi2): Ditto.
6593 (clzhi2_abm): Ditto.
6594 (popcounthi2): Ditto.
6596 2008-08-22 Richard Guenther <rguenther@suse.de>
6600 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6601 if the multiplication does not overflow.
6603 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6605 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6607 2008-08-21 Richard Henderson <rth@redhat.com>
6609 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6610 spurrious comma from test.
6611 * configure: Rebuild.
6613 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6616 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6619 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6621 * c-tree.h (grokfield): New argument.
6622 * c-decl.c (grokfield): Handle new location argument.
6623 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6625 2008-08-21 Richard Guenther <rguenther@suse.de>
6627 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6629 2008-08-21 Jan Hubicka <jh@suse.cz>
6631 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6632 (cgraph_add_function_insertion_hook,
6633 cgraph_remove_function_insertion_hook,
6634 cgraph_call_function_insertion_hooks): New functions.
6635 * cgraph.h (cgraph_add_function_insertion_hook,
6636 cgraph_remove_function_insertion_hook,
6637 cgraph_call_function_insertion_hooks): Declare.
6638 * ipa-reference.c (function_insertion_hook_holder): New variable.
6639 (check_operand, look_for_address_of): When checking late, do not care
6640 about module bitmaps.
6641 (add_new_function): New function.
6642 (generate_summary): Register hooks; zero module bitmaps.
6643 (propagate): Unregister hooks.
6644 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6645 (add_new_function): New function.
6646 (generate_summary): Register hook.
6647 (propagate): Remove hook.
6649 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6651 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6652 * ipa-cp.c (ipcp_update_cloned_node): New function.
6653 (build_const_val): Handle functions correctly; bring type logic
6654 into sync with tree-inline.c
6655 (ipcp_init_stage): Take care of computing stuff needed by
6656 indirect inlining; update clones.
6657 (ipcp_generate_summary): Break out of ipcp_driver.
6658 (ipcp_driver): Do only execution and transformation.
6659 (pass_ipa_cp): Make IPA_PASS.
6660 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6662 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6663 ipcp, some info is already available.
6664 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6665 * tree-inline.c (remap_ssa_name): Unshare expression.
6667 2008-08-21 Richard Guenther <rguenther@suse.de>
6669 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6670 a PHI ask VN if it is already available.
6671 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6672 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6674 2008-08-21 Richard Guenther <rguenther@suse.de>
6677 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6678 makes sure to produce a result of the correct type.
6680 2008-08-21 Jan Hubicka <jh@suse.cz>
6681 Backport from LTO branch:
6683 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6684 Jan Hubicka <jh@suse.cz>
6687 (init_state, finish_state, set_function_state, generate_summary):
6689 (scan_stmt): Renamed from scan_function. Changed to keep state in
6690 local static vars rather than cgraph aux field.
6691 (propagate): Renamed from static_execute. Changed to keep state in
6692 local static vars rather than cgraph aux field.
6693 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6694 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6696 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6698 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6699 * ipa-reference.c (init_function_info, generate_summary,
6700 propagate): New functions.
6701 (analyze_function): Call init_function_info.
6702 (static_execute): Stripped into generate_summary and propagate.
6703 (pass_ipa_reference): Made into ipa_opt_pass.
6705 2008-08-21 Richard Guenther <rguenther@suse.de>
6707 PR tree-optimization/37181
6708 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6710 (extract_range_from_unary_expr): Likewise.
6712 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6714 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6716 * toplev.h (pedwarn_at): Likewise.
6717 * builtins.c: Update all calls to pedwarn.
6718 * c-lex.c: Likewise.
6719 * toplev.c: Likewise.
6720 * c-tree.h: Likewise.
6721 * c-decl.c: Likewise.
6722 * c-errors.c: Likewise.
6723 * c-typeck.c: Likewise.
6724 * c-common.c: Likewise.
6725 * c-parser.c: Likewise.
6727 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6730 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6731 with MODE_VECTOR_INT mode.
6733 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6736 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6737 initialized outside the current module.
6738 (warn_uninitialized_var): Ignore left-hand side when walking the
6739 trees. Ignore address expressions. Examine VUSE operands in gimple
6740 statements with a variable declaration on the right-hand side.
6742 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6745 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6747 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6750 * c-common.c (conversion_warning): Do not warn if applying bit-and
6751 operator to unsigned constant that fits in the target type.
6753 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6756 * c-common.c (conversion_warning): Do not warn for artificial
6759 2008-08-20 Richard Guenther <rguenther@suse.de>
6761 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6762 (extract_range_from_binary_expr): Fall back to constant propagation.
6763 (extract_range_from_unary_expr): Likewise.
6765 2008-08-20 Richard Guenther <rguenther@suse.de>
6767 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6768 with TREE_THIS_VOLATILE on shared nodes.
6769 (fold_stmt_r): Likewise.
6771 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6774 * c-parser.c (c_parser_attributes): For keywords use canonical
6775 spelling for attr_name.
6777 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6779 * value-prof.c (check_counter): Revert wrong call to error.
6781 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6783 * profile.c: Update calls to inform.
6784 * value-prof.c: Update calls to inform.
6786 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6788 * diagnostic.c (inform): Add an explicit location_t parameter.
6789 * toplev.h (inform): Update declaration.
6790 * builtins.c: Update all calls to inform.
6791 * c-common.c: Likewise.
6792 * c-decl.c: Likewise.
6793 * c-opts.c: Likewise.
6794 * c-pch.c: Likewise.
6795 * c-pragma.c: Likewise.
6796 * c-typeck.c: Likewise.
6797 * coverage.c: Likewise.
6799 * toplev.c: Likewise.
6800 * tree-cfg.c: Likewise.
6801 * tree-ssa.c: Likewise.
6803 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6806 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6807 V2DI mode, for SSE4.1, use movq instead of vector set if the
6808 second element is zero and inter-unit moves are OK.
6810 2008-08-20 Richard Guenther <rguenther@suse.de>
6812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6813 properly handle conversion/copy chains after tuplification.
6815 2008-08-20 Richard Guenther <rguenther@suse.de>
6817 * passes.c (init_optimization_passes): Move the second
6818 forwprop pass before alias computation. Remove the second
6819 DCE pass. Remove the first dominator and phi copy/const
6822 2008-08-20 Nick Clifton <nickc@redhat.com>
6824 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6825 support of this feature. Do not assume that a sufficiently new
6826 assembler will support the feature regardless of the target type.
6827 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6828 * configure: Regenerate.
6830 2008-08-20 Richard Guenther <rguenther@suse.de>
6832 * tree-vrp.c (found_in_subgraph): Remove.
6833 (live): New global static.
6834 (live_on_edge): New function.
6835 (blocks_visited): Remove.
6836 (register_edge_assert_for_2): Use live_on_edge.
6837 (find_conditional_asserts): Remove code dealing with
6838 found_in_subgraph. Do not walk the CFG.
6839 (find_switch_asserts): Likewise.
6840 (find_assert_locations_1): Renamed from find_assert_locations.
6841 Move finding assert locations for conditional and switch
6842 statements first. Update live bitmap. Do not walk the CFG.
6843 (find_assert_locations): New function.
6844 (insert_range_assertions): Remove entry of CFG walk.
6845 Adjust call to find_assert_locations.
6846 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6847 that only can appear because of fake exit edges but assert we
6848 never try to insert on those.
6849 (fini_pre): Do not remove fake exit edges here...
6850 (execute_pre): ...but here, before committing edge inserts.
6852 2008-08-19 Richard Guenther <rguenther@suse.de>
6854 * passes.c (init_optimization_passes): Exchange store-ccp
6857 2008-08-19 Rafael EspÃndola <espindola@google.com>
6859 * varasm.c (weak_decls): Move earlier in the file.
6860 (assemble_external): Add weak decls to the weak_decls list.
6861 (declare_weak): Don't add decls to the weak_decls list.
6863 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6866 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6867 before (sse2_shufpd_<mode>).
6869 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6872 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6873 * tree.c (block_nonartificial_location): Likewise.
6875 2008-08-19 Richard Guenther <rguenther@suse.de>
6877 PR tree-optimization/35972
6878 PR tree-optimization/23094
6879 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6881 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6882 handle MISALIGNED_INDIRECT_REF.
6883 (get_ref_from_reference_ops): New helper.
6884 (vn_reference_lookup_pieces): Walk the use-def chain using the
6885 alias-oracle if requested.
6886 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6887 walking the use-def chain.
6888 (compute_avail): But not here.
6889 (create_component_ref_by_pieces_1): Properly handle
6890 MISALIGNED_INDIRECT_REF.
6891 (do_regular_insertion): Handle fully redundant
6892 expressions after PHI-translation also for SSA_NAME values, not
6893 only constants. Correctly use edoubleprime for that.
6895 2008-08-19 Ira Rosen <irar@il.ibm.com>
6897 * tree-vectorizer.c (supportable_widening_operation): Support
6898 multi-step conversion, return the number of steps in such conversion
6899 and the required intermediate types.
6900 (supportable_narrowing_operation): Likewise.
6901 * tree-vectorizer.h (vect_pow2): New function.
6902 (supportable_widening_operation): Change argument types.
6903 (supportable_narrowing_operation): Likewise.
6904 (vectorizable_type_promotion): Add an argument.
6905 (vectorizable_type_demotion): Likewise.
6906 * tree-vect-analyze.c (vect_analyze_operations): Call
6907 vectorizable_type_promotion and vectorizable_type_demotion with
6908 additional argument.
6909 (vect_get_and_check_slp_defs): Detect patterns.
6910 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6912 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6913 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6914 factor according to the smallest type in the loop.
6915 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6916 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6917 supportable_widening_operation with correct arguments.
6918 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6919 operands lists according to the number of vector statements in left
6920 or right node, if exists.
6921 (vect_gen_widened_results_half): Remove unused argument.
6922 (vectorizable_conversion): Call supportable_widening_operation,
6923 supportable_narrowing_operation, and vect_gen_widened_results_half
6924 with correct arguments.
6925 (vectorizable_assignment): Change documentation, support multiple
6927 (vectorizable_operation): Likewise.
6928 (vect_get_loop_based_defs): New function.
6929 (vect_create_vectorized_demotion_stmts): Likewise.
6930 (vectorizable_type_demotion): Support loop-aware SLP and general
6931 multi-step conversion. Call vect_get_loop_based_defs and
6932 vect_create_vectorized_demotion_stmts for transformation.
6933 (vect_create_vectorized_promotion_stmts): New function.
6934 (vectorizable_type_promotion): Support loop-aware SLP and general
6935 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6937 (vectorizable_store): Change documentation, support multiple
6939 (vectorizable_load): Likewise.
6940 (vect_transform_stmt): Pass SLP_NODE to
6941 vectorizable_type_promotion and vectorizable_type_demotion.
6942 (vect_schedule_slp_instance): Move here the calculation of number
6943 of vectorized statements for each node from...
6944 (vect_schedule_slp): ... here.
6945 (vect_transform_loop): Call vect_schedule_slp without the last
6948 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6951 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6952 to == in assert statement.
6953 (vectorizable_reduction): Fix typo.
6955 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6958 * value-prof.c (check_counter): Dereference pointer to overall
6959 count when printing it.
6961 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6963 * profile.h: Really add it.
6965 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6967 * mcf.c: Really add it.
6969 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6970 Vinodha Ramasamy <vinodha@google.com>
6972 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6974 * value-prof.c (check_counter): Fix the counter if
6975 flag_profile_correction is true.
6976 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6977 tree_mod_subtract_transform):
6978 Follow check_counter parameter change.
6979 * common.opt (fprofile-correction): New option.
6981 * profile.h: Likewise.
6982 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6983 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6984 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6986 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6987 flag_profile_correction is set.
6989 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6991 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6993 2008-08-18 Tomas Bily <tbily@suse.cz>
6995 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6996 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6998 * tree-data-ref.c (split_constant_offset_1): Likewise.
6999 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7000 * tree-sra.c (sra_walk_expr): Likewise.
7001 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7002 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7003 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7004 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7006 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7007 * tree-vect-transform.c (vectorizable_type_demotion)
7008 (vectorizable_type_promotion): Likewise.
7009 * tree-inline.c (expand_call_inline):
7010 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7011 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7012 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7013 * expr.c (expand_expr_real_1): Likewise.
7014 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7015 (gimple_assign_unary_useless_conversion_p): Likewise.
7016 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7017 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7018 * fold-const.c (fold_unary): Likewise.
7019 * tree.h (CONVERT_EXPR_P): Likewise.
7020 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7021 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7023 (register_edge_assert_for_2, extract_range_from_unary_expr)
7024 (register_edge_assert_for_1): Likewise.
7026 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7028 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7029 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7030 (enum real_value_const): Delete.
7031 (get_real_const): Delete.
7032 * real.c (get_real_const): Delete.
7033 (dconst_e_ptr): Define.
7034 (dconst_third_ptr): Define.
7035 (dconst_sqrt2_ptr): Define.
7036 * builtins.c: Update all callers.
7038 2008-08-18 Richard Guenther <rguenther@suse.de>
7040 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7041 statement iterator after statement removal.
7043 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7045 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7046 (detect_processor_freebsd): Likewise.
7047 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7049 2008-08-18 Richard Guenther <rguenther@suse.de>
7051 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7052 and loads have the correct types.
7054 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7057 * c-opts.c (cpp_opts): Remove static.
7058 * c-parser.c (cpp_opts): Declare it extern.
7059 (disable_extension_diagnostics): Handle cpp options.
7060 (enable_extension_diagnostics): Likewise.
7062 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7064 * diagnostics.c (permerror_at): Rename as permerror.
7065 (permerror): Delete.
7066 * toplev.h: Likewise.
7068 2008-08-18 Richard Guenther <rguenther@suse.de>
7070 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7071 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7072 Move call_cdce before build_alias. Move copyrename2,
7073 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7074 right after final inlining.
7075 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7076 (pass_build_cfg): But instead via TODO_dump_func.
7078 2008-08-18 Richard Guenther <rguenther@suse.de>
7080 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7082 (scalarize_init): If we failed to generate some initializers
7083 do not generate zeros for not instantiated members. Instead
7084 rely on the copy out.
7085 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7086 about missing flow-sensitive alias info only if we have
7089 2008-08-17 Nick Clifton <nickc@redhat.com>
7091 * doc/extend.texi (Function Attributes): Fix typo in description
7092 if hot function attribute.
7094 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7095 Richard Sandiford <rdsandiford@googlemail.com>
7097 * doc/install.texi (--with-mips-plt): Document.
7098 * doc/invoke.texi (-mplt, -mno-plt): Document.
7099 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7100 and handle ${with_mips_plt}.
7101 * config/mips/mips.opt (mplt): New option.
7102 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7103 (TARGET_ABICALLS_PIC2): Likewise.
7104 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7105 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7106 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7107 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7108 to decide whether to output ".option picX" directives.
7109 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7110 Pass -call_nonpic rather than -KPIC for -mplt.
7111 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7112 on the command line. Also remove it when -mabi=64 is used without
7114 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7115 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7116 TARGET_ABICALLS_PIC0.
7117 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7119 (mips16_build_function_stub): Only output ".option pic" directives
7120 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7121 (mips16_build_call_stub): Fix comment and remove redundant
7122 ".set at"/"set .noat" directives.
7123 (mips_function_rodata_section): Use the default behaviour for
7124 TARGET_ABSOLUTE_ABICALLS.
7125 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7126 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7127 (mips_restore_gp): Do nothing if the current function doesn't use
7129 (mips_expand_prologue): Only save $gp if the current function uses it.
7130 Use a normal move for TARGET_ABICALLS_PIC0.
7131 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7133 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7135 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7136 of function when handling GLOBAL_POINTER_REGNUM.
7138 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7141 * common.opt (-fstack-check): Do not declare the variable here.
7142 (-fstack-check=): New option variant.
7143 * doc/invoke.texi (Code Gen Options): Document it.
7144 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7145 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7146 (STACK_CHECK_STATIC_BUILTIN): New macro.
7147 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7148 * opts.c: Include expr.h.
7149 (common_handle_option) <OPT_fold_stack_check_>: New case.
7150 <OPT_fstack_check>: Likewise.
7151 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7152 consistently in the test for variable-sized types. Adjust for
7153 new behaviour of flag_stack_check.
7154 * explow.c: Include except.h.
7155 (allocate_dynamic_stack_space): Do not take into account
7156 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7157 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7158 for variable-sized parameters. Treat all parameters whose size is
7159 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7160 stack checking is enabled.
7161 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7162 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7163 if generic stack checking is enabled.
7164 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7165 * reload1.c (reload): Likewise.
7166 * stmt.c (expand_decl): Assert that all automatic variables have
7167 fixed size at this point and remove dead code.
7168 * flags.h (stack_check_type): New enumeration type.
7169 (flag_stack_check): Declare.
7170 * toplev.c (flag_stack_check): New global variable.
7171 * Makefile.in (opts.o): Add dependency on EXPR_H.
7172 (explow.o): Add dependency on except.h.
7174 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7176 * config/avr/avr.c (avr_override_options): Reduce value of
7177 PARAM_INLINE_CALL_COST.
7179 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7181 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7182 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7183 lieu of TYPE_MODE (type) throughout.
7185 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7187 * config/arm/arm.c (add_minipool_backward_ref): Check for
7188 8-byte-aligned entries in second case of forcing insertion after a
7189 particular entry. Change third case to avoid inserting
7190 non-8-byte-aligned entries before 8-byte-aligned ones.
7192 2008-08-15 Richard Guenther <rguenther@suse.de>
7194 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7195 strip components for unknown size accesses.
7197 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7199 * config/s390/2097.md New file.
7200 * config/s390/s390.md ("z10prop" attribute): Define none,
7201 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7202 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7203 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7204 possible values and apply them to insns as appropriate.
7205 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7206 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7207 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7208 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7209 ("bfp" mode attribute): Removed. Every occurence replaced
7211 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7212 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7215 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7218 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7221 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7223 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7224 additional argument. Support reduction when duplication is needed due
7225 to data-types of different sizes in the loop.
7226 (get_initial_def_for_induction): Fix printout.
7227 (vect_get_vec_def_for_stmt_copy): Support case where the
7228 vec_stmt_for_operand is a phi node.
7229 (vectorizable_reduction): Support reduction when duplication is needed
7230 due to data-types of different sizes in the loop.
7231 (vectorizable_call): Remove restriction to not vectorize in case we
7232 have data-types of different sizes in the loop.
7233 (vectorizable_conversion): Likewise.
7234 (vectorizable_operation): Likewise.
7235 (vectorizable_type_demotion): Likewise.
7236 (vectorizable_type_promotion): Likewise.
7237 (vectorizable_induction): Add restriction to not vectorize in case
7238 we have data-types of different sizes in the loop.
7240 2008-08-14 Christophe Saout <christophe@saout.de>
7241 Uros Bizjak <ubizjak@gmail.com>
7244 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7245 (*vec_concatv2di_rex64_sse4_1): Ditto.
7246 (*vec_concatv2di_rex64_sse): Ditto.
7248 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7251 * fold-const.c (fold_widened_comparison): Do not allow
7252 sign changes that change the result even if shorter type
7253 is wider than arg1_unw's type.
7255 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7257 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7258 Skip if the multilib testing specifies -march that does not
7259 agree with the one specified in the testcase.
7261 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7263 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7264 zero extend SImode values being converted to TFmode before passing
7267 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7269 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7270 __PPU__ when targeting the Cell/B.E. PPU processor.
7272 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7274 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7275 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7276 Rematerialize the static chain, if any.
7277 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7280 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7282 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7283 (new_loc_descr): Likewise.
7284 (add_loc_descr): Likewise.
7285 (size_of_loc_descr): Likewise.
7286 (size_of_locs): Likewise.
7287 (output_loc_operands): Likewise.
7288 (output_loc_sequence): Likewise.
7289 (new_reg_loc_descr): New.
7290 (build_cfa_loc): Use it.
7291 (build_cfa_aligned_loc): Likewise.
7292 (one_reg_loc_descriptor): Likewise.
7293 (based_loc_descr): Likewise.
7295 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7298 * doc/invoke.texi (Wmain): Update.
7299 * c-decl.c (start_decl): warn_main is only 0 or 1.
7300 (start_function): Likewise. Fix formatting.
7301 (finish_function): Delete redundant warning.
7302 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7303 * c-opts (c_common_handle_option): -Wall only has effect if
7304 warn_main is uninitialized. OPT_Wmain is automatically
7305 handled. -pedantic also enables Wmain.
7306 (c_common_post_options): Handle all logic for Wmain here.
7307 * c-common.c (warn_main): Delete.
7308 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7309 * c-common.h (warn_main): Delete.
7311 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7314 * expr.c (emit_group_store): Allocate stack temp with the
7315 largest alignment when copying from register to stack.
7317 2008-08-13 Richard Guenther <rguenther@suse.de>
7319 * tree.h (maybe_fold_offset_to_address): Declare.
7320 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7321 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7322 Likewise for POINTER_PLUS_EXPR.
7323 (maybe_fold_offset_to_reference): Enable disabled code.
7324 (maybe_fold_offset_to_address): New function.
7325 (fold_stmt_r): Use it.
7326 (fold_gimple_assign): Likewise.
7327 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7328 (gimplify_expr): Likewise.
7330 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7332 * toplev.h (pedwarn_at): Fix declaration.
7334 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7336 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7337 LINK_SPEC): Use %R in -Y P argument.
7339 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7342 * diagnostic.c (pedwarn_at): New.
7343 * toplev.h (pedwarn_at): Declare.
7344 * c-tree.h (build_enumerator): Update declaration.
7345 * c-decl.c (finish_enum): Update comment.
7346 (build_enumerator): Take a location parameter. Give a pedwarn but do
7347 not perform any conversion.
7348 * c-parser.c (c_parser_enum_specifier): Set correct location for
7351 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7354 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7355 expressions except for conversions to signed:1 bitfields. Handle
7356 COND_EXPR with constant operands.
7358 2008-08-13 Richard Guenther <rguenther@suse.de>
7360 PR tree-optimization/15255
7361 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7362 (struct oecount_s): New struct and VEC types.
7364 (oecount_hash): New function.
7365 (oecount_eq): Likewise.
7366 (oecount_cmp): Likewise.
7367 (zero_one_operation): New function.
7368 (build_and_add_sum): Likewise.
7369 (undistribute_ops_list): Perform un-distribution of multiplication
7370 and division on the chain of summands.
7371 (should_break_up_subtract): Also break up subtracts for factors.
7372 (reassociate_bb): Delete dead visited statements.
7373 Call undistribute_ops_list. Re-sort and optimize if it did something.
7374 * passes.c (init_optimization_passes): Move DSE before
7376 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7379 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7381 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7383 * doc/invoke.texi: Revert unintended checkin.
7385 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7388 * gcc.c (include_spec_function): Tweak call to find_a_file.
7390 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7393 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7394 and TRUTH_ORIF_EXPR.
7395 * dojump.c (do_jump): Likewise.
7397 PR tree-optimization/37084
7398 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7399 if id->regimplify, don't assume stmt is a cast assignment.
7401 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7403 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7405 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7408 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7411 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7413 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7414 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7416 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7417 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7418 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7419 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7420 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7422 * doc/tm.texi (Storage Layout): Remove documentation for
7423 TARGET_FLOAT_FORMAT.
7425 * simplify-rtx.c (simplify_binary_operation_1): Replace
7426 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7428 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7430 * real.h (struct real_format): New member has_sign_dependent_rounding.
7431 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7432 spu_single_format, ieee_double_format, mips_double_format,
7433 motorola_double_format, ieee_extended_motorola_format,
7434 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7435 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7436 mips_extended_format, ieee_quad_format, mips_quad_format,
7437 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7438 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7440 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7441 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7442 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7443 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7444 (ROUND_TOWARDS_ZERO): Likewise.
7446 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7447 (FLOAT_MODE_FORMAT): New macro.
7448 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7449 (MODE_COMPOSITE_P): ... this new macro.
7450 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7451 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7452 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7454 * flags.h: Include "real.h".
7456 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7457 REAL_MODE_FORMAT_COMPOSITE_P.
7458 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7460 * doc/tm.texi (Storage Layout): Remove documentation of
7461 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7462 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7463 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7464 they only apply to libgcc2.a.
7466 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7468 * config/spu/float_disf.c: New file.
7469 * config/spu/float_unsdisf.c: New file.
7470 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7471 (LIB2FUNCS_EXCLUDE): Define.
7473 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7474 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7476 * real.h (struct real_format): New member round_towards_zero.
7477 * real.c (round_for_format): Respect fmt->round_towards_zero.
7478 (ieee_single_format, mips_single_format, motorola_single_format,
7479 spu_single_format, ieee_double_format, mips_double_format,
7480 motorola_double_format, ieee_extended_motorola_format,
7481 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7482 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7483 mips_extended_format, ieee_quad_format, mips_quad_format,
7484 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7485 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7487 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7488 real_format to choose rounding mode when calling MPFR functions.
7489 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7490 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7492 * real.h (real_to_decimal_for_mode): Add prototype.
7493 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7494 Respect target rounding mode when generating decimal representation.
7495 (real_to_decimal): New stub for backwards compatibility.
7496 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7497 real_to_decimal_for_mode instead of real_to_decimal.
7499 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7501 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7502 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7504 * real.c (spu_single_format): New variable.
7505 * real.h (spu_single_format): Declare.
7507 * config/spu/spu.c (spu_override_options): Install SFmode format.
7508 (spu_split_immediate): Use integer mode to operate on pieces of
7509 floating-point values in all cases.
7511 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7512 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7513 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7515 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7517 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7519 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7521 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7523 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7526 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7527 on the VAR_DECL instead of TYPE_READONLY on its type.
7529 2008-08-12 Ira Rosen <irar@il.ibm.com>
7531 * tree-vectorizer.c: Depend on langhooks.h.
7532 (supportable_widening_operation): Add two arguments. Support double
7534 (supportable_narrowing_operation): Likewise.
7535 * tree-vectorizer.h (supportable_widening_operation): Add two
7537 (supportable_narrowing_operation): Likewise.
7538 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7539 supportable_widening_operation with correct arguments.
7540 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7541 (vectorizable_type_demotion): Support double type conversions.
7542 (vectorizable_type_promotion): Likewise.
7543 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7545 2008-08-11 Michael Matz <matz@suse.de>
7547 * i386/i386.c (override_options): Move initialisation from
7548 flag_schedule_insns_after_reload to here from ...
7549 (optimization_options): ... here.
7551 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7553 PR rtl-optimization/36998
7554 * dwarf2out.c (compute_barrier_args_size_1,
7555 compute_barrier_args_size): Temporarily remove assertions.
7557 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7560 * tree-ssa.c (struct walk_data): Add new flag
7561 warn_possibly_uninitialized.
7562 (warn_uninitialized_var): Use it.
7563 (warn_uninitialized_vars): New.
7564 (execute_early_warn_uninitialized): Call it.
7565 (execute_late_warn_uninitialized): Likewise.
7567 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7570 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7573 2008-08-09 Jan Hubicka <jh@suse.cz>
7576 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7578 (expand_fix): Be prepared for expansion to fail.
7579 (expand_sfix_optab): Remove instructions if expansion failed.
7581 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7583 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7585 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7586 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7588 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7590 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7591 mips/t-libgcc-mips16 to tmake_file.
7592 * config/mips/mips-protos.h (mips_call_type): New enum.
7593 (mips_pic_base_register, mips_got_load): Declare.
7594 (mips_restore_gp): Take an rtx argument.
7595 (mips_use_pic_fn_addr_reg_p): Declare.
7596 (mips_expand_call): Replace the sibcall_p argument with
7597 a mips_call_type argument. Add a lazy_p parameter.
7598 (mips_split_call): Declare.
7599 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7600 (MIPS16_PIC_TEMP): Likewise.
7601 (reg_class): Delete M16_NA_REGS.
7602 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7603 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7604 (mips_split_hi_p): Declare.
7605 * config/mips/mips.c (mips_split_hi_p): New array.
7606 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7607 (mips_got_symbol_type_p): New function.
7608 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7609 (mips16_stub_function_p): New function.
7610 (mips16_local_function_p): Likewise.
7611 (mips_use_pic_fn_addr_reg_p): Likewise.
7612 (mips_cannot_force_const_mem): Return false for HIGHs.
7613 Extend CONST_INT and symbolic handling to MIPS16, using
7614 mips_symbol_insns to check that the base symbol type is a
7615 legitimate constant. Reject GOT-based constants if
7616 TARGET_MIPS16_PCREL_LOADS.
7617 (mips_const_insns): Check targetm.cannot_force_const_mem when
7618 decomposing a symbolic base and a large offset.
7619 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7620 When calling a function that needs $25 from MIPS16 code,
7621 move the target address into $25 separately and add a USE
7623 (mips16_gp_pseudo_reg): Insert the initializer immediately
7624 before the first real insn.
7625 (mips_pic_base_register, mips_got_load): New functions.
7626 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7627 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7628 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7629 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7630 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7631 also passing NULL_RTX rather than const0_rtx as the aux argument.
7632 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7633 instead of TARGET_EXPLICIT_RELOCS.
7634 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7635 (mips_load_call_address): Replace the sibcall_p argument with
7636 a mips_call_type argument. Use mips_got_load.
7637 (mips16_local_alias): New structure.
7638 (mips16_local_aliases): New variable.
7639 (mips16_local_aliases_hash): New function.
7640 (mips16_local_aliases_eq): Likewise.
7641 (mips16_local_alias): Likewise.
7642 (mips16_stub_function): Likewise.
7643 (mips16_build_function_stub): Create a local alias for the target
7644 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7645 .cpload directive and an R_MIPS_NONE relocation for the target
7646 function, then load the alias rather than the function itself.
7647 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7648 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7649 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7650 (mips16_build_call_stub): Replace the FN parameter with an
7651 FN_PTR parameter. Force the address into a register if it
7652 isn't a call_insn_operand; don't rely on the caller to do this.
7653 If a call to a locally-defined and locally-binding MIPS16
7654 function must be made indirectly, redirect the call to the
7655 function's local alias. Use mips16_stub_function_p,
7656 mips16_stub_function, mips_expand_call and use_reg.
7657 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7658 Use explicit %hi and %lo accesses where possible.
7659 Use MIPS_CALL to generate the correct code form of a
7660 jal instruction. Add clobbers of $18 instead of uses.
7661 Update the call to mips_emit_call_insn.
7662 (mips_expand_call): Replace the SIBCALL_P argument with a
7663 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7664 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7665 allowing it to modify the call address. Update the calls to
7666 mips_load_call_address and mips_emit_call_insn.
7667 (mips_split_call): New function.
7668 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7669 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7670 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7671 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7672 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7674 (mips_cprestore_slot): New function.
7675 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7676 and use mips_cprestore_slot.
7677 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7679 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7680 then use a copygp_mips16 instruction to set up $28.
7681 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7682 (mips16_lay_out_constants): Call split_all_insns_noflow.
7683 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7684 false if TARGET_MIPS16.
7685 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7686 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7687 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7688 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7689 MIPS16 code. Allow MIPS16 o32 PIC.
7690 (mips_override_options): Allow MIPS16 o32 PIC.
7691 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7692 after reload if TARGET_USE_GOT.
7693 (UNSPEC_COPYGP): New constant.
7694 (length): Use a default length of 8 for MIPS16 GOT loads.
7695 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7696 (*got_page<mode>): Check mips_split_hi_p.
7697 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7698 (unspec_got<mode>, unspec_call<mode>): New expanders.
7699 (load_got<mode>, load_call<mode>): Remove the length attributes.
7700 Use a got attribute instead of a type attribute.
7701 (copygp_mips16): New insn.
7702 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7703 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7704 (sibcall, sibcall_value, call, call_value): Update the calls
7705 to mips_expand_call.
7706 (call_internal, call_value_internal): Use mips_split_call.
7707 (call_value_multiple_internal): Likewise.
7708 (call_split): Move after call_internal (the insn it is split from).
7709 (call_internal_direct, call_value_internal_direct): Turn into
7710 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7711 (call_direct_split, call_value_direct_split): New patterns.
7712 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7713 and use M16_REGS instead of M16_NA_REGS.
7714 * config/mips/predicates.md (const_call_insn_operand): Replace
7715 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7716 mips_use_pic_fn_addr_reg_p check.
7717 (move_operand): Reject HIGHs if mips_split_hi_p.
7718 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7719 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7720 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7721 * config/mips/libgcc-mips16.ver: New file.
7722 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7723 $(srcdir)/config/mips/libgcc-mips16.ver.
7725 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7727 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7729 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7730 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7731 (mips16_cfun_returns_in_fpr_p): Likewise.
7733 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7735 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7736 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7737 rather than 4 to PC.
7739 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7741 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7742 (FUNCTION_PROFILER): Save the static chain pointer into $2
7743 beforehand and restore it aftewards.
7744 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7745 address directly into $25 and call the function through $25;
7746 do not clobber $3. Pad the DImode version to cover the space
7747 left by the deleted $25 <- $3 move.
7748 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7749 the removal of the $25 <- $3 move.
7750 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7751 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7753 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7754 Daniel Jacobowitz <dan@codesourcery.com>
7756 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7757 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7758 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7759 * config/mips/mips.c (mips_start_function_definition): New function.
7760 (mips_end_function_definition): Likewise.
7761 (mips_output_function_prologue): Use mips_start_function_definition.
7762 (mips_output_function_epilogue): Use mips_end_function_definition.
7763 (build_mips16_function_stub): Use mips_start_function_definition
7764 and mips_end_function_definition.
7765 (build_mips16_call_stub): Likewise.
7767 2008-08-09 Richard Guenther <rguenther@suse.de>
7769 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7770 * gimple.h (gimple_call_fn): Adjust comment.
7771 (gimple_call_set_fndecl): New function.
7772 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7773 longer having bare FUNCTION_DECL operand.
7774 (gimple_call_return_type): Likewise.
7775 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7777 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7778 (gimple_mod_pow2): Likewise.
7779 (gimple_mod_subtract): Likewise.
7780 (gimple_ic): Likewise.
7781 (gimple_stringop_fixed_value): Likewise.
7782 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7783 longer having bare FUNCTION_DECL operand.
7784 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7785 * omp-low.c (optimize_omp_library_calls): Likewise.
7786 * cgraphunit.c (update_call_expr): Likewise.
7787 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7788 (execute_convert_to_rsqrt): Likewise.
7789 * cfgexpand.c (gimple_to_tree): Simplify.
7790 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7791 bare FUNCTION_DECL operand.
7792 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7793 (convert_gimple_call): Use gimple_call_fndecl.
7794 * c-common.c (c_warn_unused_result): Likewise.
7796 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7799 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7800 (c_finish_return): Likewise.
7801 (c_start_case): Likewise.
7802 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7803 * c-parser.c (c_parser_condition): New. Call
7804 verify_sequence_points.
7805 (c_parser_paren_condition): Call c_parser_condition.
7806 (c_parser_for_statement): Call c_parser_condition.
7808 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7811 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7812 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7813 Moved from diagnostic.h
7814 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7816 (emit_diagnostic): New.
7817 (warning0, pedwarn0): Delete.
7818 (warning, warning_at, pedwarn, permerror): Return bool.
7819 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7820 Moved to diagnostic.c.
7821 (struct diagnostic_context): Use correct type for
7822 classify_diagnostic.
7823 (diagnostic_report_diagnostic): Update declaration.
7824 (emit_diagnostic): Declare.
7825 * errors.c (warning): Return bool.
7826 * errors.h (warning): Update declaration.
7827 * toplev.h (warning0, pedwarn0): Delete.
7828 (warning, warning_at, pedwarn, permerror): Return bool.
7829 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7830 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7831 inform. Update all calls.
7832 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7833 before giving informative note.
7834 (implicit_decl_warning): Likewise.
7835 * c-typeck.c (build_function_call): Likewise.
7836 * tree-sssa.c (warn_uninit): Likewise.
7837 * builtins.c (gimplify_va_arg_expr): Likewise.
7839 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7842 * doc/invoke.texi (-Wextra): Move warning from here...
7843 (-Wuninitialized): ... to here.
7845 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7848 * flags.h (set_Wunused): Delete
7849 * toplev.c (process_options): Handle Wunused flags here.
7850 * opts.c (maybe_warn_unused_parameter): Delete.
7851 (common_handle_option): Replace set_Wunused by warn_unused.
7852 (set_Wextra): Do not handle Wunused-parameter here.
7853 (set_Wunused): Delete.
7854 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7856 * common.opt (Wunused): Add Var and Init.
7857 (Wunused-function): Likewise.
7858 (Wunused-label): Likewise.
7859 (Wunused-parameter): Likewise.
7860 (Wunused-value): Likewise.
7861 (Wunused-variable): Likewise.
7863 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7865 * doc/invoke.texi: Add cpu_type power7.
7866 * config.in (HAVE_AS_VSX): New.
7867 * config.gcc: Add cpu_type power7.
7868 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7870 * configure: Regenerate.
7871 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7873 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7874 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7875 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7877 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7879 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7880 type to vectorize.builtin_conversion.
7881 (vectorizable_conversion): Likewise.
7882 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7883 integral type as input.
7884 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7886 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7887 and ALTIVEC_BUILTIN_VCTSXS.
7888 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7891 2008-08-08 Richard Guenther <rguenther@suse.de>
7893 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7894 (surely_varying_stmt_p): Calls are varying only if they are
7895 non-builtin and not indirect or have no result.
7896 (ccp_fold): Re-instantiate code before the tuples merge.
7898 2008-08-08 Richard Guenther <rguenther@suse.de>
7900 PR tree-optimization/37056
7901 * gimple.h (gimple_assign_rhs_class): New helper function.
7902 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7903 unary operations properly.
7905 2008-08-07 Jan Hubicka <jh@suse.cz>
7907 * i386.h (ix86_size_cost): Declare.
7908 (ix86_cur_cost): New function macro.
7909 * i386.md (peepholes expanding size and splitters): Predicate by
7910 optimize_insn_for_speed_p.
7911 (peepholes reduce size and splitters): Predicate by
7912 optimize_insn_for_size_p.
7913 * i386.c (ix86_size_cost): Rename from ...
7914 (size_cost): This one.
7915 (override_options): Update.
7916 (decide_alg): Likewise.
7917 (ix86_expand_clear): Use RTL profile.
7918 (ix86_pad_returns): Use RTL profile.
7920 2008-08-07 Jan Hubicka <jh@suse.cz>
7922 * recog.c (split_all_insns): Set RTL profile
7923 (peephole2_optimize): Likewise.
7924 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7925 * combine.c (combine_instructions): Likewise.
7927 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7929 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7931 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7933 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7934 value in a6 after the set_frame_ptr insn.
7936 2008-08-07 Richard Henderson <rth@redhat.com>
7939 * gcc.c (cpp_options): Pass along -g*.
7941 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7943 * config/arm/arm.c (output_move_neon): Update comment describing
7944 big-endian vector layout.
7945 (arm_assemble_integer): Do not handle big-endian NEON vectors
7947 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7948 neon_vget_lane<mode>_sext_internal,
7949 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7950 element indices for big-endian.
7952 2008-08-07 Richard Henderson <rth@redhat.com>
7954 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7955 * configure, config.in: Rebuild.
7956 * debug.h (dwarf2out_do_cfi_asm): Declare.
7957 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7958 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7959 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7960 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7962 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7964 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7965 movv2si_internal): Combine into mov<mode>_internal.
7966 (movv2si_internal_2): Remove.
7968 2008-08-07 Jan Hubicka <jh@suse.cz>
7971 * i386.md (single stringop patterns): Enable unconditionally.
7973 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7976 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7978 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7979 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7981 * config/i386/sse.md (sse2_movq128): New.
7983 * doc/extend.texi: Document __builtin_ia32_movq128.
7985 2008-08-07 Richard Guenther <rguenther@suse.de>
7988 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7989 pointers can access anything.
7991 2008-08-06 Jan Hubicka <jh@suse.cz>
7993 * optabs.c (emit_unop_insn): Break out to ...
7994 (maybe_emit_unop_insn): ... this one.
7995 (expand_sfix_optab): Use maybe variant.
7996 * optabs.h (maybe_emit_unop_insn): Declare.
7998 * i386.md (mov0 patterns): Enable by default.
7999 (FP conversion expanders): Disable expansion of code expanding
8000 sequences when instruction should be optimized for size.
8001 (single strinop patterns): Enable when optimizing for size.
8002 (string expanders): Disable expanding of code expanding sequences
8003 when optimizning instruction for size.
8004 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8006 (ix86_fp_comparison_sahf_cost): Likewise.
8007 (ix86_expand_branch): Likewise.
8008 (ix86_expand_ashl_const): Likewise.
8009 (ix86_split_ashl): Likewise.
8010 (ix86_expand_strlen): Likewise.
8011 (ix86_emit_fp_unordered_jump): Likewie.
8013 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8015 * c-common.c: Fix typo.
8016 (c_common_reswords): Activate more C++ keyword warnings.
8018 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8020 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8023 * diagnostic.c (permerror_at): New.
8024 * toplev.h (permerror_at): Declare.
8026 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8027 Ira Rosen <irar@il.ibm.com>
8029 * tree-vect-transform.c (vect_model_simple_cost): Return
8030 immediately if stmt is pure SLP.
8031 (vect_model_store_cost): Ditto.
8032 (vect_model_load_cost): Ditto.
8033 (vectorizable_store): Remove PURE_SLP check before call
8034 to vect_model_store_cost.
8035 (vect_model_store_cost): When checking whether stmt describe
8036 strided access, add a check that it is not slp_node.
8038 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8041 * c-common.c (warn_for_sign_compare): New. Handle separately the
8042 case that 'constant' is zero.
8043 * c-typeck.c (build_binary_op): Move code to c-common.c
8045 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8047 * config/alpha/alpha.c (alpha_preferred_reload_class,
8048 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8049 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8050 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8051 * config/arm/arm.md: Likewise.
8052 * config/avr/avr-protos.h (preferred_reload_class,
8053 test_hard_reg_class, avr_simplify_comparison_p,
8054 out_shift_with_cnt, class_max_nregs): Likewise.
8055 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8056 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8057 preferred_reload_class, test_hard_reg_class): Likewise.
8058 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8059 bfin_memory_move_cost, bfin_secondary_reload,
8060 bfin_output_mi_thunk): Likewise.
8061 * config/crx/crx.c (crx_secondary_reload_class,
8062 crx_memory_move_cost): Likewise.
8063 * config/frv/frv-protos.h (frv_secondary_reload_class,
8064 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8065 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8066 frv_secondary_reload_class, frv_class_likely_spilled_p,
8067 frv_class_max_nregs): Likewise.
8068 * config/h8300/h8300.c (h8300_classify_operand,
8069 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8071 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8072 * config/ia64/ia64.c (ia64_preferred_reload_class,
8073 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8074 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8075 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8077 * config/m68hc11/m68hc11.c (preferred_reload_class,
8078 m68hc11_memory_move_cost): Likewise.
8079 * config/mcore/mcore.c (mcore_secondary_reload_class,
8080 mcore_reload_class): Likewise.
8081 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8082 mips_class_max_nregs, mips_cannot_change_mode_class,
8083 mips_preferred_reload_class, mips_secondary_reload_class,
8084 mips_output_mi_thunk): Likewise.
8085 * config/mmix/mmix.c (mmix_preferred_reload_class,
8086 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8088 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8090 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8091 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8092 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8093 * config/rs6000/rs6000.c (paired_expand_vector_init,
8094 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8095 compare_section_name, rs6000_memory_move_cost): Likewise.
8096 * config/s390/s390.c (s390_emit_compare_and_swap,
8097 s390_preferred_reload_class, s390_secondary_reload,
8098 legitimize_pic_address, legitimize_tls_address,
8099 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8100 s390_class_max_nregs): Likewise.
8101 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8102 * config/s390/s390.md: Likewise.
8103 * config/score/score-protos.h (score_secondary_reload_class,
8104 score_preferred_reload_class): Likewise.
8105 * config/score/score.c (score_preferred_reload_class,
8106 score_secondary_reload_class): Likewise.
8107 * config/score/score3.c (score3_output_mi_thunk,
8108 score3_preferred_reload_class, score3_secondary_reload_class,
8109 score3_hard_regno_mode_ok): Likewise.
8110 * config/score/score3.h (score3_preferred_reload_class,
8111 score3_secondary_reload_class): Likewise.
8112 * config/score/score7.c (score7_output_mi_thunk,
8113 score7_preferred_reload_class, score7_secondary_reload_class,
8114 score7_hard_regno_mode_ok): Likewise.
8115 * config/score/score7.h (score7_preferred_reload_class,
8116 score7_secondary_reload_class): Likewise.
8117 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8118 output_branchy_insn, add_constant, gen_block_redirect,
8119 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8120 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8121 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8122 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8123 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8124 xstormy16_preferred_reload_class): Likewise.
8125 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8126 xtensa_expand_atomic, override_options,
8127 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8129 * reorg.c (try_merge_delay_insns): Likewise.
8130 * tree.c (merge_dllimport_decl_attributes): Likewise.
8132 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8134 2008-08-06 Michael Matz <matz@suse.de>
8136 * Makefile.in (write_entries_to_file): Quote words.
8137 * gengtype.c: (read_input_line): Skip over leading white-space.
8139 2008-08-06 Marc Gauthier <marc@tensilica.com>
8141 * config.gcc: Match more processor names for Xtensa.
8142 * configure.ac: Likewise.
8143 * doc/install.texi (Specific): Likewise.
8144 * configure: Regenerate.
8146 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8148 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8149 * calls.c (avoid_likely_spilled_reg): Likewise.
8150 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8151 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8152 * config/i386/i386.c (ix86_expand_special_args_builtin,
8153 ix86_secondary_reload): Likewise.
8154 * except.c (struct eh_region, gen_eh_region_catch,
8155 remove_unreachable_regions, duplicate_eh_regions,
8156 assign_filter_values, build_post_landing_pads,
8157 sjlj_find_directly_reachable_regions, remove_eh_handler,
8158 reachable_next_level, foreach_reachable_handler,
8159 can_throw_internal_1, can_throw_external_1,
8160 collect_one_action_chain): Likewise.
8161 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8162 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8163 * function.c (update_temp_slot_address, instantiate_new_reg,
8164 instantiate_virtual_regs_in_rtx,
8165 instantiate_virtual_regs_in_insn): Likewise.
8166 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8167 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8168 gimplify_cleanup_point_expr): Likewise.
8169 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8170 * passes.c (next_pass_1): Likewise.
8171 * print-tree.c (print_node_brief, print_node): Likewise.
8172 * profile.c (branch_prob): Likewise.
8173 * tree-dump.c (dump_register): Likewise.
8174 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8176 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8177 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8178 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8179 copy_arguments_for_versioning, copy_static_chain): Likewise.
8180 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8181 add_new_name_mapping, register_new_name_mapping): Likewise.
8182 * tree-mudflap.c (mf_xform_derefs): Likewise.
8183 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8184 get_init_expr, combine_chains): Likewise.
8185 * tree-pretty-print.c (dump_generic_node): Likewise.
8186 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8187 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8188 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8189 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8191 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8194 * calls.c (expand_call): Use the biggest preferred stack
8197 2008-08-06 Michael Matz <matz@suse.de>
8200 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8201 for reused reload, instead of overwriting them.
8203 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8206 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8207 for incoming stack boundary.
8209 * function.c (assign_parm_find_entry_rtl): Update
8210 parm_stack_boundary.
8212 * function.h (rtl_data): Add parm_stack_boundary.
8214 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8215 parm_stack_boundary for incoming stack boundary.
8217 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8219 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8220 for unrepresentable subregs or treat them as equal to other regs
8221 or subregs with the same register number.
8223 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8226 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8229 2008-08-06 Jan Hubicka <jh@suse.cz>
8231 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8232 frequencies might be hot.
8234 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8236 * reload.c (find_reloads): Force constants into literal pool
8237 also if they are wrapped in a SUBREG.
8239 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8242 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8243 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8244 Don't allow predicated instructions for data speculation.
8245 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8248 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8250 * haifa-sched.c (extend_global): Split to extend_global_data and
8251 extend_region_data. Update all uses.
8252 (extend_all): Rename to extend_block_data.
8254 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8256 * sched-rgn.c (new_ready): Check if instruction can be
8257 speculatively scheduled before attempting speculation.
8258 (debug_rgn_dependencies): Remove wrongful assert.
8260 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8262 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8264 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8266 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8267 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8268 va_size, and type_size.
8270 2008-08-04 Jason Merrill <jason@redhat.com>
8273 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8274 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8276 2008-08-05 Richard Henderson <rth@redhat.com>
8278 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8279 * configure: Rebuild.
8281 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8284 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8285 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8288 2008-08-05 Richard Henderson <rth@redhat.com>
8290 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8291 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8292 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8293 * common.opt (fdwarf2-cfi-asm): New.
8294 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8295 * config.in, configure: Rebuild.
8296 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8297 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8299 (dw2_force_const_mem): Externalize.
8300 * dwarf2asm.h: Update.
8301 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8302 generate a real label.
8303 (output_cfi_directive): New.
8304 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8305 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8306 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8308 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8309 (output_loc_operands_raw, output_loc_sequence_raw): New.
8310 (output_cfa_loc_raw): New.
8312 2008-08-05 Paul Brook <paul@codesourcery.com>
8314 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8315 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8316 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8317 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8318 * config/arm/arm.h (TARGET_VFPD32): Define.
8319 (TARGET_VFP3): Use TARGET_VFPD32.
8320 (fputype): Add FPUTYPE_VFP3D16.
8321 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8322 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8323 * config/arm/arm-cores.def: Add cortex-r4f.
8324 * config/arm/arm-tune.md: Regenerate.
8326 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8328 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8329 Reword some comments throughout the file.
8331 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8332 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8333 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8334 MFC_MIN_DMA_LIST_ELEMENTS.
8335 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8336 MFC_MAX_DMA_LIST_ELEMENTS.
8338 (MFC_START_ENABLE): Remove PPU-only define.
8339 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8340 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8342 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8343 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8344 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8345 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8346 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8347 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8348 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8350 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8351 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8352 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8353 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8355 (spu_read_machine_status): Fix typo.
8357 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8359 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8360 SUBREG of multi-word hard register.
8361 * config/spu/spu.c (valid_subreg): Likewise.
8362 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8364 2008-08-04 Richard Guenther <rguenther@suse.de>
8366 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8367 the candidate with the stripped base if that base is different
8368 from the original base even for offset zero.
8370 2008-08-04 Richard Guenther <rguenther@suse.de>
8373 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8374 check for no_overflow.
8376 2008-08-04 Richard Guenther <rguenther@suse.de>
8378 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8380 2008-08-04 Paul Brook <paul@codesourcery.com>
8382 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8383 (arm_order_regs_for_local_alloc): New function.
8384 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8386 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8388 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8391 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8392 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8393 (ix86_expand_epilogue): Likewise.
8395 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8397 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8400 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8402 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8403 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8404 (*movv2sf_internal_rex64): Ditto.
8406 2008-08-03 Jan Hubicka <jh@suse.cz>
8408 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8409 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8410 * expmed.c (expand_smod_pow2): Likewise.
8412 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8415 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8416 alternative 0 of operand 1.
8417 (*vec_concatv2di_rex64_sse): Ditto.
8418 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8420 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8421 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8422 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8423 (*movv2sf_internal_rex64): Ditto.
8425 2008-08-02 Richard Guenther <rguenther@suse.de>
8428 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8429 (ssedoublesizemode): New mode attribute.
8430 (sse_shufps): Call gen_sse_shufps_v4sf.
8431 (sse_shufps_1): Macroize.
8432 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8433 (sse2_shufpd_1): Macroize.
8434 (vec_extract_odd, vec_extract_even): New expanders.
8435 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8436 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8437 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8438 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8439 (ix86_expand_vector_set): Likewise.
8440 (ix86_expand_reduc_v4sf): Likewise.
8442 2008-08-01 Doug Kwan <dougkwan@google.com>
8444 * matrix-reorg.c: Re-enable all code.
8445 (struct malloc_call_data): Change CALL_STMT to gimple type.
8446 (collect_data_for_malloc_call): Tuplify.
8447 (struct access_site_info): Change STMT to gimple type.
8448 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8449 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8450 (struct free_info): Change STMT to gimple type.
8451 (struct matrix_access_phi_node): Change PHI to gimple type.
8452 (get_inner_of_cast_expr): Remove.
8453 (may_flatten_matrices_1): Tuplify.
8454 (may_flatten_matrices): Ditto.
8455 (mark_min_matrix_escape_level): Ditto.
8456 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8457 (ssa_accessed_in_call_rhs): New
8458 (ssa_accessed_in_assign_rhs): New
8459 (record_access_alloc_site_info): Tuplify.
8460 (add_allocation_site): Ditto.
8461 (analyze_matrix_allocation_site): Ditto.
8462 (analyze_transpose): Ditto.
8463 (get_index_from_offset): Ditto.
8464 (update_type_size): Ditto.
8465 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8466 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8467 (analyze_accesses_for_phi_node): Tuplify.
8468 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8469 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8470 (analyze_matrix_accesses): Tuplify.
8471 (check_var_data): New call-back type for check_var_notmodified_p.
8472 (check_var_notmodified_p): Tuplify and use call-back struct to
8473 return statement found.
8474 (can_calculate_expr_before_stmt): Factor out statement related code
8476 (can_calculate_stmt_before_stmt): New.
8477 (check_allocation_function): Tuplify.
8478 (find_sites_in_func): Ditto.
8479 (record_all_accesses_in_func): Ditto.
8480 (transform_access_sites): Ditto.
8481 (transform_allocation_sites): Ditto.
8482 (matrix_reorg): Re-enable.
8483 (gate_matrix_reorg): Re-enable.
8485 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8487 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8488 for labels for which it hasn't been set yet. If it has been set,
8489 stop walking insns and continue with next worklist item.
8490 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8491 if the only BARRIER is at the very end of a function.
8493 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8495 * cfgexpand.c (expand_stack_alignment): Assert that
8496 stack_realign_drap and drap_rtx must match.
8498 * function.c (instantiate_new_reg): If DRAP is used to realign
8499 stack, replace virtual_incoming_args_rtx with internal arg
8502 2008-08-01 Richard Guenther <rguenther@suse.de>
8504 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8505 loop information only if we initialized it.
8506 (execute_pre): Call fini_pre with in_fre.
8507 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8508 if we do not unroll because we hit max-completely-peeled-insns.
8509 Use our estimation for consistency, do allow shrinking.
8511 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8513 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8514 with MIN_STACK_BOUNDARY.
8515 (ix86_update_stack_boundary): Likewise.
8516 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8519 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8520 (MIN_STACK_BOUNDARY): This.
8522 2008-08-01 Richard Guenther <rguenther@suse.de>
8525 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8527 2008-08-01 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/36988
8530 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8531 do not matter if that doesn't change volatile qualification.
8533 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8535 * configure.ac: Do not generate libada-mk. Do not subst
8537 * libada-mk.in: Remove.
8538 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8539 * configure: Regenerate.
8541 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8543 * tree-pass.h: Added comment about not dumping passes with name
8544 starting with star in struct opt_pass.
8545 * passes.c (register_dump_files_1): Don't do dump for a pass with
8546 name starting with star.
8547 * doc/passes.texi (Pass manager): Mention pass names and special
8548 meaning of star prefix to avoid dump.
8550 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8552 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8554 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8555 (ISA_MIPS64R2): New macro.
8556 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8557 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8558 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8559 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8560 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8561 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8562 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8563 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8564 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8565 Move up to keep list alphabetically sorted.
8566 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8567 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8569 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8570 (-march=@var{arch}): Add mips64r2.
8572 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8574 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8576 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8578 * expr.c (expand_assignment): Check for complete type.
8580 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8583 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8585 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8586 for stack alignment.
8588 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8590 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8592 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8593 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8595 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8597 PR rtl-optimization/36419
8598 * dwarf2out.c (barrier_args_size): New variable.
8599 (compute_barrier_args_size, compute_barrier_args_size_1): New
8601 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8602 if not called yet in the current function, use barrier_args_size
8603 array to find the new args_size value.
8604 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8606 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8609 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8612 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8615 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8616 (dwarf2out_stack_adjust): Use it.
8617 (dwarf2out_frame_debug_expr): Likewise.
8619 2008-07-31 Richard Guenther <rguenther@suse.de>
8621 PR tree-optimization/36978
8622 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8623 the generated condition.
8625 2008-07-31 Richard Guenther <rguenther@suse.de>
8627 * passes.c (init_optimization_passes): Always call
8628 pass_early_warn_uninitialized.
8629 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8630 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8631 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8633 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8636 * builtins.c (maybe_emit_free_warning): New function.
8637 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8638 maybe_emit_free_warning for BUILT_IN_FREE.
8641 * dwarf2out.c (get_context_die): New function.
8642 (force_decl_die, force_type_die): Use it.
8643 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8644 returns NULL, force generation of DW_TAG_typedef and put that into
8647 PR preprocessor/36649
8648 * c-pch.c (c_common_read_pch): Save and restore
8649 line_table->trace_includes across PCH restore.
8651 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8654 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8656 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8659 * final.c (call_from_call_insn): Handle COND_EXEC.
8661 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8663 * builtins.c (std_gimplify_va_arg_expr): Replace
8664 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8665 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8667 2008-07-30 Joey Ye <joey.ye@intel.com>
8668 H.J. Lu <hongjiu.lu@intel.com>
8670 * builtins.c (expand_builtin_setjmp_receiver): Replace
8671 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8672 (expand_builtin_apply_args_1): Likewise.
8673 (expand_builtin_longjmp): Need DRAP for stack alignment.
8674 (expand_builtin_apply): Likewise.
8676 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8677 instead of assign_stack_local to allow alignment reduction.
8679 * calls.c (emit_call_1): Need DRAP for stack alignment if
8681 (expand_call): Replace virtual_incoming_args_rtx with
8682 crtl->args.internal_arg_pointer.
8683 * stmt.c (expand_nl_goto_receiver): Likewise.
8685 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8686 alignment and store to stack_alignment_estimated and
8687 max_used_stack_slot_alignment.
8688 (expand_one_var): Likewise.
8689 (expand_stack_alignment): New function.
8690 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8691 and stack_alignment_estimated fields in rtl_data. Call
8692 expand_stack_alignment at end.
8694 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8695 (MAX_STACK_ALIGNMENT): Likewise.
8696 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8697 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8699 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8700 stack alignment when generating virtual registers.
8702 * function.c (assign_stack_local): Renamed to ...
8703 (assign_stack_local_1): This. Add a parameter to indicate
8704 if it is OK to reduce alignment.
8705 (assign_stack_local): Use it.
8706 (instantiate_new_reg): Instantiate virtual incoming args rtx
8707 to vDRAP if stack realignment and DRAP is needed.
8708 (assign_parms): Collect parameter/return type alignment and
8709 contribute to stack_alignment_estimated.
8710 (locate_and_pad_parm): Likewise.
8711 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8712 with crtl->args.internal_arg_pointer.
8714 * function.h (rtl_data): Add new field drap_reg,
8715 max_used_stack_slot_alignment, stack_alignment_estimated,
8716 stack_realign_needed, need_drap, stack_realign_processed and
8717 stack_realign_finalized.
8718 (stack_realign_fp): New macro.
8719 (stack_realign_drap): Likewise.
8721 * global.c (compute_regsets): Frame pointer is needed when
8722 stack is realigned. Can eliminate frame pointer when stack is
8723 realigned and dynamic realigned argument pointer isn't used.
8725 * reload1.c (update_eliminables): Frame pointer is needed
8726 when stack is realigned.
8727 (init_elim_table): Can eliminate frame pointer when stack is
8728 realigned and dynamic realigned argument pointer isn't used.
8730 * rtl.h (assign_stack_local_1): Declare new funtion.
8732 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8733 (TARGET_GET_DRAP_RTX): Likewise.
8734 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8735 TARGET_GET_DRAP_RTX.
8737 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8739 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8740 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8742 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8743 H.J. Lu <hongjiu.lu@intel.com>
8745 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8746 vdrap_reg, stack_realign and drap_reg_saved.
8747 (add_cfi): Don't allow redefining CFA when DRAP is used.
8748 (reg_save): Handle stack alignment.
8749 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8750 alignment. Don't generate DWARF information for (set fp sp)
8752 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8754 (int_loc_descriptor): Move prototype forward. Also define if
8755 DWARF2_UNWIND_INFO is true.
8756 (output_cfa_loc): Handle DW_CFA_expression.
8757 (build_cfa_aligned_loc): New.
8758 (based_loc_descr): Update assert for stack realign. For local
8759 variables, use sp+offset when stack is aligned without drap and
8760 fp+offset when stack is aligned with drap. For arguments, use
8761 cfa+offset when drap is used to align stack.
8763 2008-07-30 Joey Ye <joey.ye@intel.com>
8764 H.J. Lu <hongjiu.lu@intel.com>
8766 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8768 (ix86_gen_andsp): New.
8769 (ix86_user_incoming_stack_boundary): Likewise.
8770 (ix86_default_incoming_stack_boundary): Likewise.
8771 (ix86_incoming_stack_boundary): Likewise.
8772 (ix86_can_eliminate): Likewise.
8773 (find_drap_reg): Likewise.
8774 (ix86_update_stack_boundary): Likewise.
8775 (ix86_get_drap_rtx): Likewise.
8776 (ix86_finalize_stack_realign_flags): Likewise.
8777 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8778 (TARGET_GET_DRAP_RTX): Likewise.
8779 (override_options): Overide option value for new options.
8780 (ix86_function_ok_for_sibcall): Remove check for
8781 force_align_arg_pointer.
8782 (ix86_handle_cconv_attribute): Likewise.
8783 (ix86_function_regparm): Likewise.
8784 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8785 (ix86_va_start): Replace virtual_incoming_args_rtx with
8786 crtl->args.internal_arg_pointer.
8787 (ix86_select_alt_pic_regnum): Check DRAP register.
8788 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8789 (ix86_compute_frame_layout): Compute frame layout wrt stack
8791 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8792 (ix86_expand_prologue): Decide if stack realignment is needed
8793 and generate prologue code accordingly.
8794 (ix86_expand_epilogue): Generate epilogue code wrt stack
8795 realignment is really needed or not.
8797 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8798 (ABI_STACK_BOUNDARY): Likewise.
8799 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8800 (STACK_REALIGN_DEFAULT): Likewise.
8801 (INCOMING_STACK_BOUNDARY): Likewise.
8802 (MAX_STACK_ALIGNMENT): Likewise.
8803 (ix86_incoming_stack_boundary): Likewise.
8804 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8805 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8806 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8807 (machine_function): Remove force_align_arg_pointer.
8809 * config/i386/i386.md (BX_REG): New.
8810 (R13_REG): Likewise.
8812 * config/i386/i386.opt (mforce_drap): New.
8813 (mincoming-stack-boundary): Likewise.
8814 (mstackrealign): Add Init(-1).
8816 * config/i386/i386-protos.h (ix86_can_eliminate): New
8818 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8820 * doc/extend.texi: Update force_align_arg_pointer.
8822 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8825 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8826 (INCOMING_STACK_BOUNDARY): Likewise.
8827 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8828 (TARGET_GET_DRAP_RTX): Likewise.
8830 2008-07-30 Andreas Schwab <schwab@suse.de>
8832 PR rtl-optimization/36929
8833 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8834 add_insn_before and fix argument order.
8835 (replace_inc_dec_mem): Handle NULL rtx.
8837 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8839 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8841 (arm_compute_initial_elimination_offset): Use it.
8842 (arm_compute_save_reg_mask): Include static chain save slot when
8843 calculating alignment.
8844 (arm_get_frame_offsets): Ditto.
8845 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8846 that we can use to decrement the stack when the stack decrement
8847 could be too big for an immediate value in a single insn.
8848 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8850 2008-07-30 Richard Guenther <rguenther@suse.de>
8852 PR tree-optimization/36967
8853 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8854 Release defs of statements we remove.
8856 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8858 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8859 instead of NULL_RTVEC.
8861 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8865 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8868 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8870 * final.c (call_from_call_insn): New.
8871 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8873 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8875 * configure.ac: Substitute ADA_CFLAGS.
8876 * configure: Regenerate.
8877 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8878 * Makefile.in: Remove mention of X_* variables.
8879 * config/pa/x-ada-hpux10: Remove.
8880 * config/pa/x-ada: Remove.
8882 * doc/fragments.texi: Update.
8884 2008-07-30 Olivier Hainque <hainque@adacore.com>
8886 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8887 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8888 __dso_handle explicitly here.
8890 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8893 * c-typeck.c (build_binary_op): Encapsulate code into...
8894 * c-common.c (shorten_binary_op): ...this new function.
8895 (conversion_warning): Use the new function. Handle non-negative
8896 constant in bitwise-and.
8897 * c-common.h (shorten_binary_op): Declare.
8899 2008-07-30 Olivier Hainque <hainque@adacore.com>
8901 * scan.c (make_sstring_space): Add explicit conversions of
8902 allocator's return value.
8903 * fix-header.c (recognized_function): Likewise.
8905 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8907 * doc/cpp.texi: Update to GFDL 1.2.
8908 * doc/gcc.texi: Do not list GPL as Invariant Section.
8909 * doc/gccint.texi: Likewise. Update copyright years.
8910 * doc/install.texi: Update copyright years.
8912 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8915 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8916 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8918 2008-07-29 Jan Hubicka <jh@suse.cz>
8920 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8921 (grokdeclarator): Likewise.
8922 * langhooks.c (lhd_warn_unused_global_decl): Use
8923 DECL_DECLARED_INLINE_P.
8924 * print-tree.c (print_node): Remove DECL_INLINE check.
8926 2008-07-29 Richard Guenther <rguenther@suse.de>
8928 PR tree-optimization/36945
8929 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8931 Record invariant addresses un-decomposed.
8932 (copy_reference_ops_from_call): Record reference call
8933 arguments properly. Simplify.
8934 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8935 helper split out from ...
8936 (create_component_ref_by_pieces): ... here. Simplify.
8937 Prepare for recursive invocation for call arguments.
8938 (create_expression_by_pieces): Adjust call to
8939 create_component_ref_by_pieces.
8940 (compute_avail): Process operand 2 of reference ops.
8942 2008-07-29 Richard Guenther <rguenther@suse.de>
8944 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8946 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8948 * c-format.c (check_format_types): Revert unwanted checkin.
8950 2008-07-29 Jan Hubicka <jh@suse.cz>
8952 * flags.h (flag_really_no_inline): Remove.
8953 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8954 * toplev.c (flag_really_no_inline): Remove.
8955 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8956 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8957 (cgraph_decide_inlining_incrementally): Likewise.
8958 (compute_inline_parameters): Likewise.
8959 * opts.c (decode_options): Simplify.
8960 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8961 * common.opt (finline): Initialize to 1.
8962 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8964 2008-07-29 Jan Hubicka <jh@suse.cz>
8966 * predict.c (always_optimize_for_size_p): New function.
8967 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8968 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8969 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8971 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8972 * function.c (prepare_function_start): Set default profile.
8973 * function.h (rtl_data): Add maybe_hot_insn_p.
8974 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8975 (construct_exit_block): Likewise.
8976 (tree_expand_cfg): Likewise.
8978 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8979 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8980 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8981 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8984 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8987 * c-decl.c (merge_decls): Merge USED flags.
8989 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8991 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8992 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8993 next_stack, lab_false and lab_over trees.
8995 2008-07-28 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/36957
8998 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8999 (useless_type_conversion_p): Remove.
9000 (types_compatible_p): Remove.
9001 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9002 (useless_type_conversion_p): Declare.
9003 (types_compatible_p): Declare.
9004 (gimple_expr_type): Return the base type only if it is
9005 trivially convertible to the subtype.
9007 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9009 * configure.ac: Use the m4_do macro to concatenate the warnings into
9010 one string in ACX_PROG_CC_WARNING_OPTS,
9011 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9012 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9013 * configure: Regenerate.
9015 2008-07-28 Richard Guenther <rguenther@suse.de>
9017 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9018 (insert_fake_stores): Remove.
9019 (realify_fake_stores): Likewise.
9020 (execute_pre): Remove dead code.
9021 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9022 (find_func_aliases): Deal with it here instead.
9023 Re-enable gcc_unreachable call.
9025 2008-07-28 Richard Guenther <rguenther@suse.de>
9027 Merge from gimple-tuples-branch.
9029 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9030 * gimple.def: New file.
9031 * gsstruct.def: Likewise.
9032 * gimple-iterator.c: Likewise.
9033 * gimple-pretty-print.c: Likewise.
9034 * tree-gimple.c: Removed. Merged into ...
9035 * gimple.c: ... here. New file.
9036 * tree-gimple.h: Removed. Merged into ...
9037 * gimple.h: ... here. New file.
9039 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9040 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9041 --enable-checking=gimple flag.
9042 * config.in: Likewise.
9043 * configure: Regenerated.
9045 * tree-ssa-operands.h: Tuplified.
9046 * tree-vrp.c: Likewise.
9047 * tree-loop-linear.c: Likewise.
9048 * tree-into-ssa.c: Likewise.
9049 * tree-ssa-loop-im.c: Likewise.
9050 * tree-dump.c: Likewise.
9051 * tree-complex.c: Likewise.
9052 * cgraphbuild.c: Likewise.
9053 * tree-ssa-threadupdate.c: Likewise.
9054 * tree-ssa-loop-niter.c: Likewise.
9055 * tree-pretty-print.c: Likewise.
9056 * tracer.c: Likewise.
9057 * gengtype.c: Likewise.
9058 * tree-loop-distribution.c: Likewise.
9059 * tree-ssa-loop-unswitch.c: Likewise.
9060 * cgraph.c: Likewise.
9061 * cgraph.h: Likewise.
9062 * tree-ssa-loop-manip.c: Likewise.
9063 * value-prof.c: Likewise.
9064 * tree-ssa-loop-ch.c: Likewise.
9065 * tree-tailcall.c: Likewise.
9066 * value-prof.h: Likewise.
9069 * tree-pass.h: Likewise.
9070 * ipa-cp.c: Likewise.
9071 * tree-scalar-evolution.c: Likewise.
9072 * tree-scalar-evolution.h: Likewise.
9073 * target.h: Likewise.
9074 * lambda-mat.c: Likewise.
9075 * tree-phinodes.c: Likewise.
9076 * diagnostic.h: Likewise.
9077 * builtins.c: Likewise.
9078 * tree-ssa-alias-warnings.c: Likewise.
9079 * cfghooks.c: Likewise.
9080 * fold-const.c: Likewise.
9081 * cfghooks.h: Likewise.
9082 * omp-low.c: Likewise.
9083 * tree-ssa-dse.c: Likewise.
9084 * ipa-reference.c: Likewise.
9085 * tree-ssa-uncprop.c: Likewise.
9086 * toplev.c: Likewise.
9087 * tree-gimple.c: Likewise.
9088 * tree-gimple.h: Likewise.
9089 * tree-chrec.c: Likewise.
9090 * tree-chrec.h: Likewise.
9091 * tree-ssa-sccvn.c: Likewise.
9092 * tree-ssa-sccvn.h: Likewise.
9093 * cgraphunit.c: Likewise.
9094 * tree-ssa-copyrename.c: Likewise.
9095 * tree-ssa-ccp.c: Likewise.
9096 * tree-ssa-loop-ivopts.c: Likewise.
9097 * tree-nomudflap.c: Likewise.
9098 * tree-call-cdce.c: Likewise.
9099 * ipa-pure-const.c: Likewise.
9100 * c-format.c: Likewise.
9101 * tree-stdarg.c: Likewise.
9102 * tree-ssa-math-opts.c: Likewise.
9103 * tree-ssa-dom.c: Likewise.
9104 * tree-nrv.c: Likewise.
9105 * tree-ssa-propagate.c: Likewise.
9106 * ipa-utils.c: Likewise.
9107 * tree-ssa-propagate.h: Likewise.
9108 * tree-ssa-alias.c: Likewise.
9109 * gimple-low.c: Likewise.
9110 * tree-ssa-sink.c: Likewise.
9111 * ipa-inline.c: Likewise.
9112 * c-semantics.c: Likewise.
9113 * dwarf2out.c: Likewise.
9115 * tree-ssa-loop-ivcanon.c: Likewise.
9116 * predict.c: Likewise.
9117 * tree-ssa-loop.c: Likewise.
9118 * tree-parloops.c: Likewise.
9119 * tree-ssa-address.c: Likewise.
9120 * tree-ssa-ifcombine.c: Likewise.
9121 * matrix-reorg.c: Likewise.
9122 * c-decl.c: Likewise.
9123 * tree-eh.c: Likewise.
9124 * c-pretty-print.c: Likewise.
9125 * lambda-trans.c: Likewise.
9126 * function.c: Likewise.
9127 * langhooks.c: Likewise.
9128 * ebitmap.h: Likewise.
9129 * tree-vectorizer.c: Likewise.
9130 * function.h: Likewise.
9131 * langhooks.h: Likewise.
9132 * tree-vectorizer.h: Likewise.
9133 * ipa-type-escape.c: Likewise.
9134 * ipa-type-escape.h: Likewise.
9135 * domwalk.c: Likewise.
9136 * tree-if-conv.c: Likewise.
9137 * profile.c: Likewise.
9138 * domwalk.h: Likewise.
9139 * tree-data-ref.c: Likewise.
9140 * tree-data-ref.h: Likewise.
9141 * tree-flow-inline.h: Likewise.
9142 * tree-affine.c: Likewise.
9143 * tree-vect-analyze.c: Likewise.
9144 * c-typeck.c: Likewise.
9145 * gimplify.c: Likewise.
9146 * coretypes.h: Likewise.
9147 * tree-ssa-phiopt.c: Likewise.
9148 * calls.c: Likewise.
9149 * tree-ssa-coalesce.c: Likewise.
9150 * tree.def: Likewise.
9151 * tree-dfa.c: Likewise.
9152 * except.c: Likewise.
9153 * except.h: Likewise.
9154 * cfgexpand.c: Likewise.
9155 * tree-cfgcleanup.c: Likewise.
9156 * tree-ssa-pre.c: Likewise.
9157 * tree-ssa-live.c: Likewise.
9158 * tree-sra.c: Likewise.
9159 * tree-ssa-live.h: Likewise.
9160 * tree-predcom.c: Likewise.
9161 * lambda.h: Likewise.
9162 * tree-mudflap.c: Likewise.
9163 * ipa-prop.c: Likewise.
9164 * print-tree.c: Likewise.
9165 * tree-ssa-copy.c: Likewise.
9166 * ipa-prop.h: Likewise.
9167 * tree-ssa-forwprop.c: Likewise.
9168 * ggc-page.c: Likewise.
9169 * c-omp.c: Likewise.
9170 * tree-ssa-dce.c: Likewise.
9171 * tree-vect-patterns.c: Likewise.
9172 * tree-ssa-ter.c: Likewise.
9173 * tree-nested.c: Likewise.
9174 * tree-ssa.c: Likewise.
9175 * lambda-code.c: Likewise.
9176 * tree-ssa-loop-prefetch.c: Likewise.
9177 * tree-inline.c: Likewise.
9178 * tree-inline.h: Likewise.
9179 * tree-iterator.c: Likewise.
9180 * tree-optimize.c: Likewise.
9181 * tree-ssa-phiprop.c: Likewise.
9182 * tree-vect-transform.c: Likewise.
9183 * tree-object-size.c: Likewise.
9184 * tree-outof-ssa.c: Likewise.
9185 * cfgloop.c: Likewise.
9186 * system.h: Likewise.
9187 * tree-profile.c: Likewise.
9188 * cfgloop.h: Likewise.
9189 * c-gimplify.c: Likewise.
9190 * c-common.c: Likewise.
9191 * tree-vect-generic.c: Likewise.
9192 * tree-flow.h: Likewise.
9193 * c-common.h: Likewise.
9194 * basic-block.h: Likewise.
9195 * tree-ssa-structalias.c: Likewise.
9196 * tree-switch-conversion.c: Likewise.
9197 * tree-ssa-structalias.h: Likewise.
9198 * tree-cfg.c: Likewise.
9199 * passes.c: Likewise.
9200 * ipa-struct-reorg.c: Likewise.
9201 * ipa-struct-reorg.h: Likewise.
9202 * tree-ssa-reassoc.c: Likewise.
9203 * cfgrtl.c: Likewise.
9204 * varpool.c: Likewise.
9206 * tree-ssanames.c: Likewise.
9207 * tree-ssa-threadedge.c: Likewise.
9208 * langhooks-def.h: Likewise.
9209 * tree-ssa-operands.c: Likewise.
9210 * config/alpha/alpha.c: Likewise.
9211 * config/frv/frv.c: Likewise.
9212 * config/s390/s390.c: Likewise.
9213 * config/m32c/m32c.c: Likewise.
9214 * config/m32c/m32c-protos.h: Likewise.
9215 * config/spu/spu.c: Likewise.
9216 * config/sparc/sparc.c: Likewise.
9217 * config/i386/i386.c: Likewise.
9218 * config/sh/sh.c: Likewise.
9219 * config/xtensa/xtensa.c: Likewise.
9220 * config/stormy16/stormy16.c: Likewise.
9221 * config/ia64/ia64.c: Likewise.
9222 * config/rs6000/rs6000.c: Likewise.
9223 * config/pa/pa.c: Likewise.
9224 * config/mips/mips.c: Likewise.
9226 2008-07-28 Simon Baldwin <simonb@google.com>
9228 * c-pragma.c (handle_pragma_message): New function.
9229 (init_pragma): Register handle_pragma_message.
9230 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9233 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9235 PR tree-optimization/35252
9236 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9237 REALPART_EXPR to be considered as same load operation.
9239 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9241 PR tree-optimization/36830
9242 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9243 (expressions_equal_p): Return false if only one operand is null.
9245 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9247 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9248 version requirements.
9250 2008-07-26 Olivier Hainque <hainque@adacore.com>
9252 * collect2.c (symkind): New enum. Symbol kinds we care about.
9253 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9254 code and head comment accordingly.
9255 (scan_prog_file): Use symkind names instead of bare integers.
9257 2008-07-25 Jan Hubicka <jh@suse.cz>
9259 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9261 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9262 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9263 * dojump.c (clear_pending_stack_adjust): Likewise.
9264 * print-tree.c (print_node): Ignore DECL_INLINE.
9265 * tree-inline.c (inlinable_function_p): Likewise.
9267 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9269 * doc/extend.texi (hot attribute): Document that the hot attribute
9270 turns on -O3 for some ports.
9271 (cold attribute): Document that the cold attribute turns on -Os
9274 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9275 reflect function specific option support.
9277 * target.h (struct target_option_hooks): Add fields to say whether
9278 the cold attribute implies -Os and the hot attribute implies -O3.
9280 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9281 By default, do not turn on -Os for cold functions.
9282 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9283 not turn on -O3 for hot functions.
9285 * c-common.c (handle_hot_attribute): Use target hook to determine
9286 if hot functions should enable -O3.
9287 (handle_cold_attribute): Use target hook to determine if cold
9288 functions should enable -Os.
9290 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9291 (override_options): Move disable scheduling to
9292 optimization_options.
9293 (optimization_options): Disable scheduling here, not
9295 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9296 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9298 * config/ia64/ia64.c (ia64_override_options): Move setting
9299 scheduling flags to ia64_optimization_options.
9300 (ia64_optimization_options): Disable scheduling options here, and
9301 not in ia64_override_options.
9302 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9303 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9305 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9308 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9310 2008-07-25 Martin Jambor <mjambor@suse.cz>
9312 PR tree-optimization/36926
9313 * ipa-prop.c (ipa_analyze_call_uses): Call
9314 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9316 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9318 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9319 movv2si_internal): Add mem = reg alternative.
9321 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9324 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9325 DEFAULT_PCC_STRUCT_RETURN to 127.
9327 2008-07-24 Jan Hubicka <jh@suse.cz>
9329 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9330 (build_cgraph_edges): Likewise.
9331 * cgraph.c (cgraph_node): Do not update assembler hash.
9332 (cgraph_remove_node): Drop non-unit-at-a-time code.
9333 * tree-pass.h (pass_O0_always_inline): Remove.
9334 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9335 * toplev.c (process_options): Flag unit-at-a-time does not imply
9337 * cgraphunit.c: Update comments.
9338 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9339 (cgraph_assemble_pending_functions): Remove.
9340 (cgraph_reset_node): Drop non-unit-at-a-time code.
9341 (cgraph_finalize_function): Likewise.
9342 (cgraph_analyze_function): Likewise.
9343 (cgraph_finalize_compilation_unit): Likewise.
9344 (cgraph_expand_function): Likewise.
9345 (cgraph_optimize): Likesise.
9346 (save_inline_function_body): Likewise.
9347 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9348 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9349 * ipa-inline.c: Update comments.
9350 (enum inlining_mode): remove INLINE_SPEED.
9351 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9352 (cgraph_mark_inline_edge): Likewise.
9353 (try_inline): Likewise.
9354 (cgraph_decide_inlining_incrementally): Likewise.
9355 (cgraph_gate_inlining): Remove.
9356 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9357 (cgraph_gate_early_inlining): Likewise.
9358 (gate_inline_passes): Remove.
9359 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9360 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9361 pass_O0_always_inline): Remove.
9362 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9363 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9364 * opts.c (no_unit_at_a_time_default): Remove.
9365 (decode_options): Remove flag_unit_at_a_time reset and warning.
9366 * opts.h (no_unit_at_a_time_default): Remove.
9367 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9368 early in GNU dialect.
9369 (merge_decls): Update comment; drop unit-at-a-time check.
9370 (finish_decl): Likewise.
9371 (grok_declaration): Remove flag_inline_trees code.
9372 (finish_functions): Return on function returning non-void on all
9374 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9375 * cfgexpand.c (expand_one_static_var): Remove.
9376 (expand_one_var): Remove expand_one_static_var call.
9377 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9378 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9379 and flag_unit_at_a-time compatibility checks.
9380 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9381 * tree-inline.c (flag_inline_trees): Remove.
9382 (inlinable_function_p): Don't check it.
9383 (expand_call_inline): Remove non-unit-at-a-time code.
9384 * tree-inline.h (flag_inline_trees): Remove.
9385 * tree-optimize.c (execute_early_local_optimizations): Remove
9386 unit-at-a-time checks.
9387 (tree_rest_of_compilation): Likewise.
9388 * combine.c (setup_incoming_promotions): Likewise.
9389 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9390 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9391 * passes.c (pass_inline_parameters): Update comments; remove
9392 O0_alwaysinline pass.
9393 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9394 (execute_one_pass): Likewise.
9395 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9396 (ix86_function_sseregparm): Likewise.
9397 * arm.c (arm_function_in_section_p): Likewise.
9398 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9399 * varpool.c: Update comments.
9400 (decide_is_variable_needed): Remove unit-at-a-time checks.
9401 (varpool_finalize_decl): Likewise.
9403 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9405 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9407 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9409 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9411 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9412 imp symbol extension.
9414 2008-07-23 Ian Lance Taylor <iant@google.com>
9416 * tree-vrp.c (infer_value_range): Ignore asm statements when
9417 looking for memory accesses for -fdelete-null-pointer-checks.
9419 2008-07-24 Ben Elliston <bje@au.ibm.com>
9421 * config/spu/spu-c.c (__vector_keyword): New variable.
9422 (vector_keyword): Likewise.
9423 (spu_categorize_keyword): New function.
9424 (spu_macro_to_expand): Likewise.
9425 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9426 compiling an ISO C dialect.
9428 2008-07-24 Ben Elliston <bje@au.ibm.com>
9430 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9433 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9435 * configure: Regenerate.
9436 * configure.ac: Require texinfo 4.7.
9437 * doc/install.texi: Document texinfo 4.7 requirement.
9439 2008-07-23 Martin Jambor <mjambor@suse.cz>
9441 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9442 rather than for DECL_SAVED_TREE.
9443 * ipa-prop.c: Include diagnostic.h.
9444 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9446 (ipa_detect_param_modifications): Function rewritten from scratch.
9447 (ipa_compute_jump_functions): Changed accesses to modification flags.
9448 (ipa_free_node_params_substructures): Update flags destruction.
9449 (ipa_node_duplication_hook): Update flags duplication.
9450 (ipa_print_all_params_modified): Updated flag access.
9451 * ipa-prop.h (struct ipa_param_flags): New structure.
9452 (struct ipa_node_params): New field modification_analysis_done,
9453 modified_flags changed into param_flags.
9454 (ipa_is_ith_param_modified): Changed to use new flags.
9455 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9457 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9458 ipa-cp.c and split into two functions.
9459 (ipa_print_node_jump_functions): New function.
9460 (compute_scalar_jump_functions): New function.
9461 (type_like_member_ptr_p): New function.
9462 (compute_pass_through_member_ptrs): New function.
9463 (fill_member_ptr_cst_jump_function): New function.
9464 (determine_cst_member_ptr): New function.
9465 (compute_cst_member_ptr_arguments): New function.
9466 (ipa_compute_jump_functions): Complete rewrite.
9467 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9468 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9469 (struct ipa_member_ptr_cst): New structure.
9470 (union jump_func_value): New field member_cst.
9471 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9472 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9473 jump function types.
9474 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9475 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9476 instead of ipcp_print_all_jump_functions.
9477 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9478 only for replacable scalars.
9480 * doc/invoke.texi (Optimize options): Add description of
9481 -findirect-inlining.
9482 * common.opt (flag_indirect_inlining): New flag.
9483 * opts.c (decode_options): Set flag_indirect_inlining when
9486 * ipa-inline.c: Include ipa-prop.h.
9487 (inline_indirect_intraprocedural_analysis): New function.
9488 (inline_generate_summary): Allocate parameter and argument info
9489 structures, call inline_indirect_intraprocedural_analysis on each
9490 node when doing indirect inlining and deallocate indirect inlining
9491 data structures in the end.
9492 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9493 (free_all_ipa_structures_after_iinln): New function.
9494 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9496 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9498 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9499 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9500 of computing the frequency separately.
9501 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9502 of computing the frequency separately.
9503 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9504 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9505 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9506 (ipa_get_stmt_member_ptr_load_param): New function.
9507 (ipa_is_ssa_with_stmt_def): New function.
9508 (ipa_note_param_call): New function.
9509 (ipa_analyze_call_uses): New function.
9510 (ipa_analyze_stmt_uses): New function.
9511 (ipa_analyze_params_uses): New function.
9512 (ipa_free_node_params_substructures): Also free the param_calls linked
9514 (ipa_node_duplication_hook): Also duplicate the param_calls
9516 (ipa_print_node_param_flags): New function.
9517 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9518 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9519 * ipa-prop.h (struct ipa_param_flags): New field called.
9520 (struct ipa_param_call_note): New structure.
9521 (struct ipa_node_params): New fields param_calls and
9523 (ipa_is_ith_param_called): New function.
9524 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9525 ipa_analyze_params_uses and dump parameter flags.
9527 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9528 ipa_propagate_indirect_call_infos if performing indirect inlining,
9529 pass a new parameter new_edges to it.
9530 (add_new_edges_to_heap): New fucntion.
9531 (cgraph_decide_inlining_of_small_functions): New vector
9532 new_indirect_edges for newly found indirect edges , call
9533 ipa_propagate_indirect_call_infos after inlining.
9534 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9535 inlining if performing indirect inlining. Call
9536 free_all_ipa_structures_after_iinln when doing so too.
9537 (inline_generate_summary): Do not call
9538 free_all_ipa_structures_after_iinln here.
9539 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9540 (print_edge_addition_message): New function.
9541 (update_call_notes_after_inlining): New function.
9542 (propagate_info_to_inlined_callees): New function.
9543 (ipa_propagate_indirect_call_infos): New function.
9544 * ipa-prop.h: Include cgraph.h
9545 (struct ipa_param_call_note): Fields reordered, new field processed.
9546 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9548 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9549 rediscovered call statements.
9550 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9551 (dump_cgraph_node): Dump also the indirect_call flag.
9552 (cgraph_clone_edge): Copy also the indirect_call flag.
9553 * tree-inline.c (copy_bb): Do not check for fndecls from call
9554 expressions, check for edge availability when moving clones.
9555 (get_indirect_callee_fndecl): New function.
9556 (expand_call_inline): If callee declaration is not apprent from
9557 the statement, try calling get_indirect_callee_fndecl. Do not
9558 issue warnings or call sorry when not inlinings an indirect edge.
9559 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9561 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9562 bit more frandly to matching.
9563 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9564 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9565 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9567 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9570 * opth-gen.awk: Suppress function specific features when building
9572 * optc-gen.awk: Ditto.
9574 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9577 * diagnostic.c (pedwarn): Add opt parameter.
9579 * c-tree.h (pedwarn_init): Add opt parameter.
9580 (pedwarn_c90): Likewise.
9581 (pedwarn_c99): Likewise.
9582 * c-errors.c (pedwarn_c99): Likewise.
9583 (pedwarn_c90): Likewise.
9584 * toplev.h (pedwarn): Update declaration.
9585 (pedwarn0): Declare.
9586 * c-lex.c: All calls to pedwarn changed.
9587 * builtins.c: All calls to pedwarn changed.
9588 * toplev.c: All calls to pedwarn changed.
9589 * c-decl.c: All calls to pedwarn changed.
9590 * c-typeck.c: All calls to pedwarn changed.
9591 * c-common.c: All calls to pedwarn changed.
9592 * c-parser.c: All calls to pedwarn changed.
9594 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9595 Karthik Kumar <karthikkumar@gmail.com>
9597 * attribs.c (file scope): Include c-common.h.
9598 (decl_attributes): Add support for #pragma GCC optimize and
9601 * targhooks.c (default_can_inline_p): New function that is the
9602 default for the TARGET_CAN_INLINE_P target hook.
9604 * targhooks.h (default_can_inline_p): Add declaration.
9606 * tree.c (cl_optimization_node): New static tree for building
9607 OPTIMIZATION_NODE tree.
9608 (cl_target_option_node): New static tree for building
9609 TARGET_OPTION_NODE tree.
9610 (cl_option_hash_table): New hash table for hashing
9611 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9612 (cl_option_hash_hash): New function to provide the hash value for
9613 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9614 (cl_option_hash_eq): New function to provide an equality test for
9615 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9616 (tree_code_size): Add support for OPTIMIZATION_NODE and
9617 TARGET_OPTION_NODE trees.
9618 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9619 TARGET_OPTION_NODE trees.
9620 (build_optimization_node): Build a tree that has all of the
9621 current optimization options.
9622 (build_target_option_node): Build a tree that has the target
9623 options that might be changed on a per function basis.
9625 * tree.h (file scope): Include options.h.
9626 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9627 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9628 (TREE_OPTIMIZATION): Ditto.
9629 (TREE_TARGET_SPECIFIC): Ditto.
9630 (struct tree_function_decl): Add fields for remembering the
9631 current optimization options and target specific options.
9632 (struct tree_optimization_option): New tree variant that remembers
9633 the optimization options.
9634 (struct tree_target_option): New tree variant that remembers the
9635 target specific flags that might change for compiling a particular
9637 (union tree_node): Include tree_optimization_option and
9638 tree_target_option fields.
9639 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9640 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9641 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9642 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9643 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9644 optimization and target options.
9645 (optimization_default_node): New macro to refer to global_trees
9647 (optimization_current_node): Ditto.
9648 (optimization_cold_node): Ditto.
9649 (optimization_hot_node): Ditto.
9650 (target_option_default_node): Ditto.
9651 (target_option_current_node): Ditto.
9652 (current_option_pragma): Ditto.
9653 (current_optimize_pragma): Ditto.
9655 * target.h (struct gcc_target): Add valid_option_attribute_p,
9656 target_option_save, target_option_restore, target_option_print,
9657 target_option_pragma_parse, and can_inline_p hooks.
9659 * toplev.h (parse_optimize_options): Add declaration.
9660 (fast_math_flags_struct_set_p): Ditto.
9662 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9663 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9666 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9667 tree_can_inline_p hook to see if one function can inline another.
9668 (cgraph_decide_inlining): Ditto.
9669 (cgraph_decide_inlining_incrementally): Ditto.
9671 * opts.c (decode_options): Add support for running multiple times
9672 to allow functions with different target or optimization options
9673 than was specified on the command line.
9674 (fast_math_flags_struct_set_p): New function that is similar to
9675 fast_math_flags_set_p, except it uses the values in the
9676 cl_optimization structure instead of global variables.
9678 * optc-gen.awk: Add support for TargetSave to allow a back end to
9679 declare new fields that need to be saved when using function
9680 specific options. Include flags.h and target.h in the options.c
9681 source. Add support for Save to indicate which options can be set
9682 for individual functions. Generate cl_optimize_save,
9683 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9684 cl_target_option_restore, cl_target_option_print functions to
9685 allow functions to use different optimization or target options.
9687 * opt-functions.awk (var_type_struct): Return the type used for
9688 storing the field in a structure.
9690 * opth-gen.awk: Add support for TargetSave to allow a back end to
9691 declare new fields that need to be saved when using function
9692 specific options. Add support for Save to indicate which options
9693 can be set for individual functions. Only generate one extern for
9694 Mask fields. Generate cl_optimization and cl_target_option
9695 structures to remember optimization and target options.
9697 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9698 collecting new tree nodes.
9699 (TS_TARGET_OPTION): Ditto.
9701 * c-decl.c (merge_decls): Merge function specific target and
9702 optimization options.
9704 * function.c (invoke_set_current_function_hook): If the function
9705 uses different optimization options, change the global variables
9708 * coretypes.h (struct cl_optimization): Add forward reference.
9709 (struct cl_target_option): Ditto.
9711 * c-pragma.c (option_stack): New static vector to remember the
9712 current #pragma GCC option stack.
9713 (handle_pragma_option): New function to support #pragma GCC option
9714 to change target options.
9715 (optimize_stack): New static vector to remember the current
9716 #pragma GCC optimize stack.
9717 (handle_pragma_optimize): New function to support #pragma GCC
9718 optimize to change optimization options.
9719 (init_pragma): Add support for #pragma GCC optimize and #pragma
9722 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9723 optimization options.
9724 (TARGET_OPTION_NODE): New tree code for remembering certain target
9727 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9728 TARGET_OPTION_NODE trees.
9730 * common.opt (-O): Add Optimization flag.
9732 (-fmath-errno): Ditto.
9733 (-falign-functions): Add UInteger flag to make sure flag gets full
9734 int in cl_optimization structure.
9735 (-falign-jumps): Ditto.
9736 (-falign-labels): Ditto.
9737 (-falign-loops): Ditto.
9738 (-fsched-stalled-insns): Ditto.
9739 (-fsched-stalled-insns-dep): Ditto.
9741 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9743 (TARGET_OPTION_SAVE): Ditto.
9744 (TARGET_OPTION_RESTORE): Ditto.
9745 (TARGET_OPTION_PRINT): Ditto.
9746 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9747 (TARGET_CAN_INLINE_P): Ditto.
9748 (TARGET_INITIALIZER): Add new hooks.
9750 * tree-inline.c (tree_can_inline_p): New function to determine
9751 whether one function can inline another. Check if the functions
9752 use compatible optimization options, and also call the backend
9755 * tree-inline.h (tree_can_inline_p): Add declaration.
9757 * c-common.c (c_common_attribute): Add support for option and
9758 optimize attributes.
9759 (handle_option_attribute): Add support for the option attribute to
9760 allow the user to specify different target options for compiling a
9762 (handle_optimize_attribute): Add support for the optimize
9763 attribute to allow the user to specify different optimization
9764 options for compiling a specific function.
9765 (handle_hot_attribute): Turn on -O3 optimization for this one
9766 function if it isn't the default optimization level.
9767 (handle_cold_attribute): Turn on -Os optimization for this one
9768 function if it insn't the default optimization.
9769 (const_char_p): New const char * typedef.
9770 (optimize_args): New static vector to remember the optimization
9772 (parse_optimize_options): New function to set up the optimization
9773 arguments from either the optimize attribute or #pragma GCC optimize.
9775 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9776 (builtin_define_std): Ditto.
9778 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9779 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9780 (x86_64-*-*): Ditto.
9782 * Makefile.in (TREE_H): Add options.h.
9783 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9785 * doc/extend.texi (option attribute): Document new attribute.
9786 (optimize attribute): Ditto.
9787 (hot attribute): Document hot attribute sets -O3.
9788 (cold attribute): Document cold attribute sets -Os.
9789 (#pragma GCC option): Document new pragma.
9790 (#pragma GCC optimize): Ditto.
9792 * doc/options.texi (TargetSave): Document TargetSave syntax.
9793 (UInteger): Document UInteger must be used for certain flags.
9794 (Save): Document Save option to create target specific options
9795 that can be saved/restored on a function specific context.
9797 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9798 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9800 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9801 (TARGET_OPTION_SAVE): Ditto.
9802 (TARGET_OPTION_RESTORE): Ditto.
9803 (TARGET_OPTION_PRINT): Ditto.
9804 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9805 (TARGET_CAN_INLINE_P): Ditto.
9807 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9809 (-mfpmath=both): Ditto.
9811 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9812 Karthik Kumar <karthikkumar@gmail.com>
9814 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9815 (TARGET_POPCNT): Ditto.
9816 (TARGET_SAHF): Ditto.
9817 (TARGET_AES): Ditto.
9818 (TARGET_PCLMUL): Ditto.
9819 (TARGET_CMPXCHG16B): Ditto.
9820 (TARGET_RECIP): Move switch into target_flags.
9821 (TARGET_FUSED_MADD): Ditto.
9822 (ix86_arch_features): Make an unsigned char type.
9823 (ix86_tune_features): Ditto.
9824 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9825 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9826 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9828 * config/i386/i386.opt (arch): New TargetSave field to define
9829 fields that need to be saved for function specific option support.
9832 (branch_cost): Ditto.
9833 (ix86_isa_flags_explicit): Ditto.
9834 (tune_defaulted): Ditto.
9835 (arch_specified): Ditto.
9836 (-m128-long-double): Add Save flag to save option for target
9837 specific option support.
9839 (-maccumulate-outgoing-args): Ditto.
9840 (-malign-double): Ditto.
9841 (-malign-stringops): Ditto.
9842 (-mfancy-math-387): Ditto.
9843 (-mhard-float): Ditto.
9845 (-minline-all-stringops): Ditto.
9846 (-minline-stringops-dynamically): Ditto.
9847 (-mms-bitfields): Ditto.
9848 (-mno-align-stringops): Ditto.
9849 (-mno-fancy-math-387): Ditto.
9850 (-mno-push-args): Ditto.
9851 (-mno-red-zone): Ditto.
9852 (-mpush-args): Ditto.
9853 (-mred-zone): Ditto.
9855 (-msseregparm): Ditto.
9856 (-mstack-arg-probe): Ditto.
9871 (-mrecip): Move flag into target_flags.
9873 (-mno-fused-madd): Ditto.
9874 (-mfused-madd): Ditto.
9875 (-mabm): Move flag into ix86_isa_flags.
9882 * config/i386/i386-c.c: New file for #pragma support.
9883 (ix86_target_macros_internal): New function to #define or #undef
9884 target macros based when the user uses the #pragma GCC option to
9885 change target options.
9886 (ix86_pragma_option_parse): New function to add #pragma GCC option
9888 (ix86_target_macros): Move defining the target macros here from
9889 TARGET_CPU_CPP_BUILTINS in i386.h.
9890 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9891 defined, initialize any subtarget #pragmas.
9893 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9894 REGISTER_TARGET_PRAGMAS.
9896 * config/i386/t-i386: New file for x86 dependencies.
9897 (i386.o): Make dependencies mirror the include files used.
9898 (i386-c.o): New file, add dependencies.
9900 * config/i386/i386-protos.h (override_options): Add bool argument.
9901 (ix86_valid_option_attribute_tree): Add declaration.
9902 (ix86_target_macros): Ditto.
9903 (ix86_register_macros): Ditto.
9905 * config/i386/i386.c (ix86_tune_features): Move initialization of
9906 the target masks to initial_ix86_tune_features to allow functions
9907 to have different target options. Make type unsigned char,
9908 instead of unsigned int.
9909 (initial_ix86_tune_features): New static vector to hold processor
9910 masks for the tune variables.
9911 (ix86_arch_features): Move initialization of the target masks to
9912 initial_ix86_arch_features to allow functions to have different
9913 target options. Make type unsigned char, instead of unsigned int.
9914 (initial_ix86_arch_features): New static vector to hold processor
9915 masks for the arch variables.
9916 (enum ix86_function_specific_strings): New enum to describe the
9917 string options used for attribute((option(...))).
9918 (ix86_target_string): New function to return a string that
9919 describes the target options.
9920 (ix86_debug_options): New function to print the current options in
9922 (ix86_function_specific_save): New function hook to save the
9923 function specific global variables in the cl_target_option structure.
9924 (ix86_function_specific_restore): New function hook to restore the
9925 function specific variables from the cl_target_option structure to
9926 the global variables.
9927 (ix86_function_specific_print): New function hook to print the
9928 target specific options in the cl_target_option structure.
9929 (ix86_valid_option_attribute_p): New function hook to validate
9930 attribute((option(...))) arguments.
9931 (ix86_valid_option_attribute_tree): New function that is common
9932 code between attribute((option(...))) and #pragma GCC option
9933 support that parses the options and returns a tree holding the options.
9934 (ix86_valid_option_attribute_inner_p): New helper function for
9935 ix86_valid_option_attribute_tree.
9936 (ix86_can_inline_p): New function hook to decide if one function
9937 can inline another on a target specific basis.
9938 (ix86_set_current_function); New function hook to switch target
9939 options if the user used attribute((option(...))) or #pragma GCC
9941 (ix86_tune_defaulted): Move to static file scope from
9943 (ix86_arch_specified): Ditto.
9944 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9946 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9947 (OPTION_MASK_ISA_ABM_SET): Ditto.
9948 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9949 (OPTION_MASK_ISA_CX16_SET): Ditto.
9950 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9951 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9952 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9953 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9954 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9955 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9956 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9957 (struct ptt): Move to static file scope from override_options.
9958 (processor_target_table): Ditto.
9960 (ix86_handle_option): Add support for options that are now isa options.
9961 (override_options): Add support for declaring functions that
9962 support different target options than were specified on the
9963 command line. Move struct ptt, processor_target_table, cpu_names,
9964 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9965 Add bool argument. Fix up error messages so the appropriate error
9966 is given for either command line or attribute.
9967 (ix86_previous_fndecl): New static to remember previous function
9968 declaration to see if we need to change target options.
9969 (ix86_builtins_isa): New array to record the ISA of each builtin
9971 (def_builtin): Always create the builtin function, even if the
9972 current ISA doesn't support it.
9973 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9974 tests for those builtins.
9975 (ix86_init_builtins): Remove TARGET_MMX test for calling
9976 ix86_init_mmx_sse_builtins.
9977 (ix86_expand_builtin): If the current ISA doesn't support a given
9978 builtin, signal an error.
9979 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9980 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9981 (TARGET_OPTION_SAVE): Ditto.
9982 (TARGET_OPTION_RESTORE): Ditto.
9983 (TARGET_OPTION_PRINT): Ditto.
9984 (TARGET_CAN_INLINE_P): Ditto.
9986 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9988 * c-typeck.c (build_external_ref): Don't call assemble_external.
9989 * final.c (output_operand): Call assemble_external.
9991 2008-07-21 DJ Delorie <dj@redhat.com>
9993 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9994 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9996 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9998 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9999 original insn and splitter contents into ...
10000 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10001 flag_unsafe_math_optimizations. Add dummy scratch register.
10002 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10003 !flag_unsafe_math_optimizations. Returns number with next
10004 highest magnitude if this is still less or equal to the true
10005 quotient in magnitude.
10007 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10009 * Makefile.in: Replace toplev.h with TOPLEV_H.
10010 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10011 * c-lex.c (fe_file_change): Don't set in_system_header.
10012 * c-parser.c (c_token): Remove in_system_header.
10013 (c_lex_one_token): Don't set in_system_header.
10014 (c_parser_set_source_position_from_token): Don't set in_system_header.
10015 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10018 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10019 * flags.h (in_system_header): Remove.
10020 * function.c (saved_in_system_header): Remove.
10021 (push_cfun): Don't set in_system_header.
10022 (pop_cfun): Don't set in_system_header.
10023 (push_struct_function): Don't set in_system_header.
10024 * input.h (expanded_location): Add sysp.
10025 (in_system_header_at): New.
10026 (in_system_header): New.
10027 * toplev.c (in_system_header): Remove.
10028 * toplev.h: Include input.h
10030 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10031 * tree-ssa.c (warn_uninit): Call warning_at.
10032 (warn_uninitialized_var): Update calls to warn_uninit.
10033 (warn_uninitialized_phi): Update calls to warn_uninit.
10034 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10035 (expand_location): Initialize xloc.sysp.
10036 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10037 (tree_decl_with_vis): Remove in_system_header_flag.
10039 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10042 * recog.c (asm_operand_ok): Change the order of the extra
10043 memory constraint checks.
10045 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10048 * tree-switch-conversion.c (build_one_array): Call
10049 varpool_mark_needed_node and varpool_finalize_decl
10050 instead of assemble_variable.
10052 2008-07-19 Jan Hubicka <jh@suse.cz>
10054 * cgraph.c (cgraph_add_new_function): Do early local passes.
10055 * tree-nrv.c (gate_pass_return_slot): New gate.
10056 (pass_nrv): Add the gate.
10057 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10059 (coalesce_ssa_name): Coalesce SSA names.
10060 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10061 not optimizing so unused user vars remains visible.
10062 * common.opt (flag_tree_ter): Always enable by default.
10063 * tree-ssa-ter.c: Include flags.h
10064 (is_replaceable_p): Check that locations match; when aliasing
10065 is missing be conservative about loads.
10066 * tree-optimize.c (gate_init_datastructures): Remove.
10067 (pass_init_datastructures): New.
10068 * passes.c: Reorder passes so we always go into SSA.
10070 2008-07-19 Jan Hubicka <jh@suse.cz>
10072 * doc/extend.texi (flatten attribute): Remove note about
10074 * doc/invoke.texi (--combine): Likewise.
10075 (-finline-functions-called-once): Update levels when enabled.
10076 (-funit-at-a-time): Document new behaviour.
10077 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10078 -fno-section-anchors when disabled explicitly.
10079 (inline params): They are not ignored now.
10080 (precompiled headers): Remove unit-at-a-time as being incompatible.
10081 * opts.c (decode_options): Handle unit-at-a-time as alias;
10082 imply -fno-section-anchors when toplevel reorder is disabled
10084 * common.opt (ftoplevel-reorder): Set default value to 2.
10085 (funit-at-a-time): Set default value to 1.
10086 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10089 2008-07-19 Jan Hubicka <jh@suse.cz>
10091 * builtins.c (expand_builtin_int_roundingfn,
10092 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10095 2008-07-19 Richard Guenther <rguenther@suse.de>
10098 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10099 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10100 * tree-ssa-pre.c (get_expr_value_id): For newly created
10101 constant value-ids make sure to add the expression to its
10104 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10106 PR middle-end/36877
10107 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10108 return value of the builtin is ignored.
10110 2008-07-19 Olivier Hainque <hainque@adacore.com>
10112 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10113 bits, a C conformant malloc implementation has to provide.
10114 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10116 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10120 * reload.c (find_reloads_subreg_address): Only reload address if
10121 reloaded == 0, not for reloaded != 1.
10124 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10125 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10126 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10127 m32c_legitimize_reload_address.
10129 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10130 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10131 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10133 2008-07-19 Olivier Hainque <hainque@adacore.com>
10135 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10136 argument, saying whether nested array are to be collapsed
10137 into a single array type DIE with multiple subscripts.
10138 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10139 issues, centralize the nested array types collapsing control and
10140 disable the transformation for Ada.
10142 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10145 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10147 (x86_64_shift_adj_2): New expander.
10148 (x86_64_shift_adj_3): Ditto.
10149 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10150 to split TImode operands.
10151 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10152 (ix86_split_lshr): Ditto.
10154 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10156 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10157 and __CHAR32_TYPE__.
10158 * c-typeck.c (digest_init): Support char16_t and char32_t.
10159 (set_nonincremental_init_from_string): Idem.
10161 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10163 PR middle-end/36859
10164 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10165 PREFERRED_STACK_BOUNDARY.
10166 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10168 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10170 PR middle-end/36858
10171 * function.c (locate_and_pad_parm): Cap boundary earlier.
10173 2008-07-17 Julian Brown <julian@codesourcery.com>
10175 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10176 no-op for targets which don't use DLLs.
10178 2008-07-17 Martin Jambor <mjambor@suse.cz>
10180 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10181 that nodes are relevant by examining the node->analyzed flag.
10182 (ipcp_init_stage): Check which nodes are relevant, assert that the
10183 relevant ones are also required.
10184 (ipcp_propagate_stage): Check on the side arrays are properly
10186 (ipcp_print_all_jump_functions): Make sure not to touch any node
10187 that is not analyzed or an edge that does not have a corresponding
10188 entry in the on-the-side vectors.
10189 (ipcp_function_scale_print): Likewise.
10190 (ipcp_update_callgraph): Check that the node is relevant.
10191 (ipcp_insert_stage): Check that the node is relevant. Check there is
10192 an info for every node and edge.
10193 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10194 (ipa_print_all_tree_maps): Likewise and a new variable info.
10195 (ipa_print_all_params_modified): Likewise.
10196 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10198 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10201 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10203 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10205 PR rtl-optimization/36753
10206 * fwprop.c (use_killed_between): Don't shortcut
10207 single-definition global registers.
10209 2008-07-16 Jan Hubicka <jh@suse.cz>
10211 * cgraph.h (varpool_empty_needed_queue): Declare.
10212 * cgraphunit.c (output_in_order): Mark all variables as needed;
10214 * varpool.c (varpool_assemble_node): Update debug queue.
10215 (varpool_assemble_pending_decls): Don't do it here.
10216 (varpool_empty_needed_queue): New function.
10218 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10220 * recog.c (peephole2_optimize): Fix formatting.
10222 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10224 * c-pch.c (get_ident): Avoid C++ keywords.
10225 * combine-stack-adj.c (single_set_for_csa): Likewise.
10226 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10227 output_asm_insn): Likewise.
10228 * reload.c (push_secondary_reload, find_reusable_reload,
10229 push_reload, combine_reloads, find_reloads,
10230 debug_reload_to_stream): Likewise.
10231 * reload.h (struct reload): Likewise.
10232 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10233 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10234 emit_output_reload_insns): Likewise.
10235 * targhooks.c (default_secondary_reload): Likewise.
10236 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10238 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10240 * recog.c (validate_change_1, validate_change,
10241 validate_unshare_change, validate_replace_rtx_1, struct
10242 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10244 * reload.c (push_secondary_reload, secondary_reload_class,
10245 scratch_reload_class, find_valid_class, find_reusable_reload,
10246 push_reload, find_dummy_reload, find_reloads_address_1,
10247 find_reloads_address_part, find_equiv_reg): Likewise.
10248 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10249 choose_reload_regs): Likewise.
10250 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10252 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10253 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10254 * sched-rgn.c (concat_INSN_LIST): Likewise.
10255 * stor-layout.c (mode_for_size, mode_for_size_tree,
10256 smallest_mode_for_size): Likewise.
10258 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10260 * cfg.c (dump_reg_info): Avoid C++ keywords.
10261 * dwarf2asm.c (dw2_force_const_mem,
10262 dw2_asm_output_encoded_addr_rtx): Likewise.
10263 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10264 * expmed.c (expand_shift): Likewise.
10265 * global.c (find_reg): Likewise.
10266 * graph.c (draw_edge): Likewise.
10267 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10268 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10269 widen_clz, widen_bswap, expand_parity, expand_unop,
10270 emit_cmp_and_jump_insn_1): Likewise.
10271 * postreload.c (reload_cse_simplify_operands): Likewise.
10272 * ra.h (add_neighbor): Likewise.
10273 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10274 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10275 record_reg_classes, copy_cost, record_address_regs,
10276 invalid_mode_change_p): Likewise.
10277 * regrename.c (regrename_optimize, scan_rtx_reg,
10278 dump_def_use_chain, find_oldest_value_reg,
10279 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10281 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10283 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10284 MASK_POWERPC64 for power4 in previous commit.
10286 2008-07-16 Olivier Hainque <hainque@adacore.com>
10288 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10289 instead of bare conversion to cast const-ness away.
10291 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10293 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10294 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10295 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10296 (TARGET_FUNCTION_VALUE): Define.
10298 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10300 * config/rs6000/rs6000.c (processor_target_table): Add
10301 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10303 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10306 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10307 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10308 m32c_legitimize_reload_address.
10310 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10312 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10313 DECL_IN_SYSTEM_HEADER in sync.
10315 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10317 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10318 * tree-ssa-pre.c (pre_expr_eq): Ditto
10319 (get_constant_for_value_id): Take a type as an argument.
10320 (fully_constant_expression): Pass in type.
10321 (find_or_generate_expression): Short circuit constant case.
10322 (create_expression_by_pieces): Remove special casing of
10324 (do_regular_insertion): Short circuit constant case.
10325 (do_partial_partial_insertion): Ditto.
10327 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10330 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10332 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10334 * config/xtensa/libgcc-xtensa.ver: New file.
10335 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10337 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10339 * df-problems.c (df_set_note): Avoid C++ keywords.
10340 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10341 * dse.c (record_store, remove_useless_values): Likewise.
10342 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10343 gen_reg_rtx_offset, operand_subword, change_address_1,
10344 change_address, adjust_address_1, offset_address,
10345 widen_memory_access, emit_copy_of_insn_after): Likewise.
10346 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10347 * fwprop.c (should_replace_address, propagate_rtx_1,
10348 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10350 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10351 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10352 * lcm.c (compute_insert_delete, pre_edge_lcm,
10353 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10354 * lower-subreg.c (resolve_reg_notes): Likewise.
10355 * mode-switching.c (optimize_mode_switching): Likewise.
10357 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10359 * bt-load.c (add_btr_def, migrate_btr_def,
10360 branch_target_load_optimize): Avoid C++ keywords.
10361 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10363 * combine.c (subst, simplify_set, make_extraction,
10364 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10365 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10366 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10368 2008-07-15 Richard Guenther <rguenther@suse.de>
10370 PR middle-end/36369
10371 * c-common.c (strict_aliasing_warning): Do not warn for
10372 TYPE_REF_CAN_ALIAS_ALL pointers.
10373 (c_common_get_alias_set): may_alias types are not special.
10374 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10375 attribute and set can_ref_all accordingly.
10376 (build_reference_type_for_mode): Likewise.
10377 * doc/extend.texi (may_alias): Clarify.
10379 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10382 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10383 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10385 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10388 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10389 gcc_assert, instead call output_operand_lossage.
10391 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10393 * builtins.c (std_canonical_va_list): Treat structure based
10396 2008-07-15 Ben Elliston <bje@au.ibm.com>
10398 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10400 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10402 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10405 2008-07-14 Jan Hubicka <jh@suse.cz>
10407 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10408 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10409 fix predicates and constraints.
10410 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10411 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10413 2008-07-14 Doug Kwan <dougkwan@google.com>
10415 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10416 additional option file arm/eabi.opt.
10417 * config/arm/eabi.h (File): New configuration file for EABI targets.
10418 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10419 SUBSUBTARGET_EXTRA_SPECS.
10420 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10421 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10422 from STARTFILE_SPEC so that it can be referenced in an override.
10423 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10424 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10425 can be referenced in an override.
10426 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10427 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10428 so that it can be referenced in an override.
10429 (LINK_SPEC): Use BPABI_LINK_SPEC.
10430 * config/arm/eabi.opt (File): New.
10432 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10434 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10435 (FIXED_VALUE_H): New variable.
10436 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10437 input.h, fixed-value.h.
10438 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10439 (BASIC_BLOCK_H): Use $(BITMAP_H).
10440 (FUNCTION_H): Add varray.h.
10441 (IPA_REFERENCE_H): Use $(BITMAP_H).
10442 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10443 (DF_H): Use $(BITMAP_H).
10444 (GGC_H): Add statistics.h.
10445 (INSN_ADDR_H): New.
10446 (INSN_ATTR_H): Use it.
10447 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10449 (SYMTAB_H): Add $(OBSTACK_H).
10450 (CPP_INTERNAL_H): New.
10451 (TREE_DUMP_H): Add tree-pass.h.
10452 (TREE_FLOW_H): Use $(BITMAP_H)
10453 (PRETTY_PRINT_H): Use $(INPUT_H).
10454 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10457 (many object files): Fix lots of header dependencies throughout.
10459 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10461 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10463 (s-gtyp-input): Use them to write tmp-gi.list.
10464 (echo_to_gi.list): Remove.
10466 2008-07-14 Richard Guenther <rguenther@suse.de>
10468 * tree-ssa-sccvn.c (pre_info): Remove.
10469 (switch_to_PRE_table): Likewise.
10470 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10471 (set_hashtable_value_ids): Do not create value-ids for the
10473 (run_scc_vn): Remove double test. Remove bogus special-case
10474 in value-number printing.
10475 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10476 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10478 * tree-flow-inline.h (get_value_handle): Remove.
10479 * tree-flow.h (get_value_handle): Remove.
10481 2008-07-14 Martin Jambor <mjambor@suse.cz>
10483 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10484 in which we generate arithmetics is not a subrange.
10486 2008-07-14 Martin Jambor <mjambor@suse.cz>
10488 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10490 2008-07-14 Richard Guenther <rguenther@suse.de>
10492 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10494 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10497 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10498 reload for symbol refs moved to r0 with -fPIC.
10499 (legitimize_pic_address): Use the target register as temporary
10501 (emit_symbolic_move): Adjust comment.
10502 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10505 2008-07-14 Ben Elliston <bje@au.ibm.com>
10507 * c-common.h (C_CPP_HASHNODE): New macro.
10508 * coretypes.h (struct cpp_token): Forward declare.
10509 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10510 the context-sensitive keyword method.
10511 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10512 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10513 expand_bool_pixel): New.
10514 (altivec_categorize_keyword): New function.
10515 (init_vector_keywords): New function.
10516 (rs6000_macro_to_expand): Likewise.
10517 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10518 compiling an ISO C dialect.
10520 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10522 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10523 (create_expression_by_pieces): Fix typo.
10524 (do_regular_insertion): Use debug counter here too.
10526 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10529 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10530 CONST_OK_FOR_LETTER_P. All port-local users changed.
10531 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10532 implement Kp matching power-of-two.
10533 (CONSTRAINT_LEN): Define to match.
10534 * config/cris/cris.md: Replace all use of constraint K with Kc.
10535 ("*btst*): Use Kp for operand 0 of last alternative.
10537 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10540 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10543 2008-07-13 Jan Hubicka <jh@suse.cz>
10545 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10548 2008-07-13 Richard Guenther <rguenther@suse.de>
10550 PR middle-end/36811
10551 * langhooks.c (lhd_print_error_function): Deal with recursive
10554 2008-07-12 Jan Hubicka <jh@suse.cz>
10556 * cgraph.c (assembler_name_hash): New static var.
10557 (hash_node_by_assembler_name, eq_assembler_name): New.
10558 (cgraph_node_for_asm): Use hashtable.
10559 (cgraph_remove_node): Maintain hashtable.
10560 (change_decl_assembler_name): Sanity check that names are not changing
10561 after aliasing was processed.
10562 * cgraph.h (varpoon_node): Add next GGC marker.
10563 * tree.c (decl_assembler_name_equal): Constify.
10564 (decl_assembler_name_hash): New.
10565 * tree.h (decl_assembler_name_equal): Constify.
10566 (decl_assembler_name_hash): Update.
10568 2008-07-12 David Daney <ddaney@avtrex.com>
10570 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10571 sb1 and r5000 cpus.
10573 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10575 * doc/md.texi: Document the MIPS "v" constraint.
10576 * config/mips/mips.h (reg_class): Revert last change.
10577 (REG_CLASS_NAMES): Likewise.
10578 (REG_CLASS_CONTENTS): Likewise.
10579 * config/mips/mips.c (mips_regno_to_class): Likewise.
10580 * config/mips/constraints.md (v): Likewise, but add documentation.
10581 Add a comment to say that this constraint should not be used in
10584 2008-07-11 DJ Delorie <dj@redhat.com>
10586 * config/h8300/h8300.md (length): Fix branch offset limit.
10588 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10590 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10591 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10592 (avr_hard_regno_scratch_ok): New function.
10593 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10594 * config/avr/avr.md (all peepholes that request a scratch register):
10595 Remove avr_peep2_scratch_safe use.
10597 2008-07-11 Tom Tromey <tromey@redhat.com>
10598 Ian Lance Taylor <iant@google.com>
10600 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10601 (struct c_common_resword): Define.
10602 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10603 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10604 (c_common_reswords, num_c_common_reswords): Declare.
10605 * c-common.c (c_common_reswords): New global const array.
10606 (num_c_common_reswords): New const int.
10607 * c-parser.c (struct resword, reswords): Don't define.
10608 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10609 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10610 than reswords. If warning about C++ keywords, give them a special
10612 (c_lex_one_token): Warn about C++ keywords. Call
10613 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10614 (c_parser_external_declaration): Look for RID_xxx rather than
10615 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10616 (c_parser_statement_after_labels): Likewise.
10617 (c_parser_objc_class_instance_variables): Likewise.
10618 (c_parser_objc_class_declaration): Likewise.
10619 (c_parser_objc_try_catch_statement): Likewise.
10620 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10621 (declspecs_add_type): Likewise.
10623 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10625 * ggc-page.c (alloc_page):
10626 Substituting xmalloc, xcalloc with
10627 XNEWVEC and XCNEWVAR macros which add the
10630 2008-07-11 Richard Guenther <rguenther@suse.de>
10632 PR tree-optimization/36765
10633 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10634 aliases from HEAP vars to SMTs.
10636 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10638 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10639 * configure.ac (loose_warn): Move -Wc++-compat from here...
10640 (strict_warn): ...to here.
10641 * configure: Regenerate.
10643 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10645 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10646 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10647 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10648 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10649 excluding more specific h8300-*-* and sh-*-* targets.
10651 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10653 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10654 (eliminate): Ditto.
10655 (execute_pre): Call loop_optimizer_finalize in early exit.
10657 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10659 PR middle-end/36790
10660 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10661 uids in the bitmap, not just VAR_DECL uids.
10663 PR rtl-optimization/36419
10664 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10665 (combine_stack_adjustments_for_block): Call it if needed. Delete
10667 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10668 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10669 prologue sp adjustment.
10671 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10674 * opts.c (print_ignored_options): Report postponed diagnostics for
10675 unknown -Wno-* options as warnings, not errors.
10676 (postpone_unknown_option_error): Renamed to...
10677 (postpone_unknown_option_warning): ... this.
10679 2008-07-09 Doug Kwan <dougkwan@google.com>
10682 2008-07-08 Doug Kwan <dougkwan@google.com>
10684 * config/arm/arm.opt (mandroid): New option.
10685 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10686 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10688 (CC1PLUS_SPEC): Same.
10690 (STARTFILE_SPEC): Same.
10691 (ENDFILE_SPEC): Same.
10692 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10695 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10698 * config/mips/mips.h (reg_class): Remove V1_REG.
10699 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10700 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10701 instead of V1_REGS.
10702 (mips_get_tp): New function.
10703 (mips_legitimize_tls_address): Use it.
10704 * config/mips/constraints.md (v): Delete.
10705 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10706 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10707 After reload, split into a move and ...
10708 (*tls_get_tp_<mode>_split): ...this new instruction.
10710 2008-07-09 David Daney <ddaney@avtrex.com>
10712 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10714 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10716 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10717 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10719 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10720 htab_delete should be called. Don't free c.
10721 (lookup_tmp_var): Create temp_htab lazily.
10722 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10723 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10725 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10726 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10727 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10728 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10729 * tree-sra.c (generate_element_init): Likewise.
10730 * tree-mudflap.c (execute_mudflap_function_ops,
10731 execute_mudflap_function_decls): Likewise.
10732 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10733 * tree-gimple.h (struct gimplify_ctx): New type.
10734 (push_gimplify_context): Adjust prototype.
10736 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10738 * tree-ssa-pre.c (phi_translate_1): Update placement of
10739 add_to_value calls.
10741 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10743 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10744 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10745 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10746 * targhooks.c (default_hard_regno_scratch_ok): New function.
10747 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10748 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10749 * recog.c: Include "target.h".
10750 (peep2_find_free_register): Add check for global regs. Add target
10752 * Makefile.in (recog.o): Depend on target.h.
10754 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10756 * config/sh/sh.c (sh_canonical_va_list_type): New.
10757 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10759 2008-07-09 Raksit Ashok <raksit@google.com>
10761 * doc/invoke.texi (Option Summary): Mention new option
10762 -Wdisallowed-function-list=...
10763 (Warning Options): Document -Wdisallowed-function-list=...
10764 * common.opt (Wdisallowed-function-list=): New flag.
10765 * flags.h (warn_disallowed_functions): External definition of new
10766 boolean warning flag.
10767 (warn_if_disallowed_function_p): Declare new function.
10768 * opts.c (warning_disallowed_functions): New static variable.
10769 (warn_disallowed_functions): New boolean warning flag.
10770 (warn_if_disallowed_function_p): New function.
10771 (add_comma_separated_to_vector): Rename
10772 add_instrument_functions_exclude_list to this.
10773 (common_handle_option): Handle new option. Rename calls to
10774 add_instrument_functions_exclude_list into calls to
10775 add_comma_separated_to_vector.
10776 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10777 based on flag warn_disallowed_functions.
10779 2008-07-09 Christian Bruel <christian.bruel@st.com>
10781 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10782 instead of get_attr_length.
10784 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10786 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10788 * genemit.c (gen_insn): Likewise.
10789 * gengtype.c (note_def_vec): Likewise.
10790 * gengtype.h (note_def_vec): Likewise.
10791 * genoutput.c (struct data, output_insn_data, process_template,
10792 gen_expand, gen_split, note_constraint): Likewise.
10793 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10794 make_insn_sequence): Likewise.
10795 * gensupport.c (record_insn_name): Likewise.
10797 2008-07-08 Doug Kwan <dougkwan@google.com>
10799 * config/arm/arm.opt (mandroid): New option.
10800 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10801 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10803 (CC1PLUS_SPEC): Same.
10805 (STARTFILE_SPEC): Same.
10806 (ENDFILE_SPEC): Same.
10807 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10810 2008-07-08 Raksit Ashok <raksit@google.com>
10812 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10813 (set_storage_via_setmem): Fix expected_align parameter.
10814 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10815 missing from the list.
10816 * doc/md.texi (movmem): Explicitly state that expected alignment is
10817 to be expressed in bytes.
10818 (setmem): Explicitly state that expected alignment is to be expressed
10821 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10823 * reload.c (find_reloads_subreg_address): Do not require validity
10824 of address in original mode before reloading address.
10826 2008-07-07 Tianwei Sheng <tianweis@google.com>
10828 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10829 bounds array access.
10831 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10833 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10835 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10837 Fix PR tree-optimization/23455
10838 Fix PR tree-optimization/35286
10839 Fix PR tree-optimization/35287
10840 * Makefile.in (OBJS-common): Remove tree-vn.o.
10841 (tree-vn.o): Remove.
10842 * dbgcnt.def: Add treepre_insert debug counter.
10843 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10844 (debug_value_expressions): Ditto.
10845 (print_value_expressions): Ditto.
10846 * tree-pretty-print.c (dump_generic_node): Updated for
10847 VALUE_HANDLE removal.
10848 * tree-ssa-dom.c (record_equality): Ditto.
10849 (cprop_operand): Ditto.
10850 (lookup_avail_expr): Ditto.
10851 * tree-ssa-threadedge.c
10852 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10853 (simplify_control_stmt_condition): Ditto.
10854 * tree.c (tree_code_size): Ditto.
10855 (tree_node_structure): Ditto.
10856 (iterative_hash_expr): Ditto.
10858 * tree.h (VALUE_HANDLE_ID): Ditto.
10859 (VALUE_HANDLE_EXPR_SET): Ditto.
10860 (struct tree_value_handle): Ditto.
10861 (union tree_node): Ditto.
10862 * treestruct.def: Ditto.
10863 * tree-vn.c: Removed.
10864 * tree-ssa-pre.c: Rewritten entirely.
10865 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10866 (constant_value_ids): Ditto.
10867 (vn_nary_op_t): Moved to header.
10869 (vn_reference_op_t): Ditto
10870 (vn_reference_t): Ditto.
10871 (next_value_id): New variable.
10872 (VN_INFO): Add an assert.
10873 (vn_constant_eq): New function.
10874 (vn_constant_hash): Ditto.
10875 (get_or_alloc_constant_value_id): Ditto.
10876 (value_id_constant_p): Ditto.
10877 (vn_reference_compute_hash): De-staticify.
10878 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10879 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10880 (valueize_refs): Update opcode if it changes from ssa name to constant.
10881 (vn_reference_lookup_1): Add new argument.
10882 (vn_reference_lookup): Ditto.
10883 (vn_reference_lookup_pieces): New function.
10884 (vn_reference_insert): Add return type. Modify to deal with value ids.
10885 (vn_reference_insert_pieces): New function.
10886 (vn_nary_op_compute_hash): De-staticify.
10887 (vn_nary_op_eq): Ditto.
10888 (vn_nary_op_lookup_pieces): New function.
10889 (vn_nary_op_lookup): Add new argument.
10890 (vn_nary_op_insert_pieces): New function.
10891 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10892 (vn_phi_insert): Ditto.
10893 (visit_unary_op): Update for callee changes.
10894 (visit_binary_op): Ditto.
10895 (visit_reference_op_load): Ditto.
10896 (visit_reference_op_store): Ditto.
10897 (init_scc_vn): Init next_value_id, constant_to_value_id and
10898 constant_value_ids.
10899 (free_scc_vn): Free them.
10900 (set_hashtable_value_ids): New function.
10901 (run_scc_vn): Use it.
10902 (get_max_value_id): New function.
10903 (get_next_value_id): Ditto.
10904 (expressions_equal_p): Moved from tree-vn.c
10905 (sort_vuses): Ditto.
10906 (sort_vuses_heap): Ditto.
10907 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10909 * tree.c (iterative_hash_hashval_t): Made non-static
10910 * tree.h (iterative_hash_hashval_t): Declare it.
10912 2008-07-08 Martin Jambor <mjambor@suse.cz>
10914 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10915 instead of ipa_create_node_params.
10916 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10917 ipa_check_create_edge_args, free them with
10918 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10920 * ipa-prop.c: Include flags.h and tree-inline.h.
10921 (ipa_node_params_vector): New variable.
10922 (ipa_edge_args_vector): New variable.
10923 (edge_removal_hook_holder): New variable.
10924 (node_removal_hook_holder): New variable.
10925 (edge_duplication_hook_holder): New variable.
10926 (node_duplication_hook_holder): New variable.
10927 (ipa_detect_param_modifications): Check for presence of modified flags.
10928 (ipa_compute_jump_functions): Check for presence of jump functions.
10929 (ipa_free_edge_args_substructures): New function.
10930 (ipa_create_node_params): Removed.
10931 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10932 (ipa_free_node_params_substructures): New function.
10933 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10935 (ipa_edge_removal_hook): New function.
10936 (ipa_node_removal_hook): New function.
10937 (duplicate_array): New function.
10938 (ipa_edge_duplication_hook): New function.
10939 (ipa_node_duplication_hook): New function.
10940 (ipa_register_cgraph_hooks): New function.
10941 (ipa_unregister_cgraph_hooks): New function.
10942 (free_all_ipa_structures_after_ipa_cp): New function.
10944 * ipa-prop.h: Include vec.h.
10945 (ipa_node_params_t): New typedef with vector types for it.
10946 (ipa_edge_args_t): New typedef with vector types for it.
10947 (IPA_NODE_REF): Changed to access an on-the-side vector.
10948 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10949 (ipa_check_create_node_params): New function.
10950 (ipa_check_create_edge_args): New function.
10952 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10955 2008-07-07 Tom Tromey <tromey@redhat.com>
10957 * configure, config.in: Rebuilt.
10958 * configure.ac: Don't check for scandir or alphasort.
10960 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10962 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10963 types immediately after creating them.
10965 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10967 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10969 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10971 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10972 dump_constraint_graph.
10973 (dump_constraint_edge): New function.
10974 (dump_constraint_graph): New function.
10975 (debug_constraint_graph): New function.
10976 (dump_constraint): Removed useless comparison.
10977 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10978 (dump_constraint_graph): Declare.
10979 (debug_constraint_graph): Declare.
10980 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10982 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10984 * config/i386/i386.c (is_va_list_char_pointer): New.
10985 (ix86_va_start): Replace compare with ms_va_list_type_node
10986 by is_va_list_char_pointer.
10987 (ix86_gimplify_va_arg): Likewise.
10989 2008-07-07 Martin Jambor <mjambor@suse.cz>
10991 * cgraph.c (cgraph_edge_max_uid): New variable.
10992 (struct cgraph_edge_hook_list): New type.
10993 (struct cgraph_node_hook_list): New type.
10994 (struct cgraph_2edge_hook_list): New type.
10995 (struct cgraph_2node_hook_list): New type.
10996 (first_cgraph_edge_removal_hook): New variable.
10997 (first_cgraph_node_removal_hook): New variable.
10998 (first_cgraph_edge_duplicated_hook): New variable.
10999 (first_cgraph_node_duplicated_hook): New variable.
11000 (cgraph_add_edge_removal_hook): New function.
11001 (cgraph_remove_edge_removal_hook): New function.
11002 (cgraph_call_edge_removal_hooks): New function.
11003 (cgraph_add_node_removal_hook): New function.
11004 (cgraph_remove_node_removal_hook): New function.
11005 (cgraph_call_node_removal_hooks): New function.
11006 (cgraph_add_edge_duplication_hook): New function.
11007 (cgraph_remove_edge_duplication_hook): New function.
11008 (cgraph_call_edge_duplication_hooks): New function.
11009 (cgraph_add_node_duplication_hook): New function.
11010 (cgraph_remove_node_duplication_hook): New function.
11011 (cgraph_call_node_duplication_hooks): New function.
11012 (cgraph_create_edge): Assign to edge uid.
11013 (cgraph_remove_edge): Call edge removal hooks.
11014 (cgraph_node_remove_callees): Call edge removal hooks.
11015 (cgraph_node_remove_callers): Call edge removal hooks.
11016 (cgraph_remove_node): Call node removal hooks.
11017 (cgraph_clone_edge): Call edge duplication hooks.
11018 (cgraph_clone_node): Call node duplication hooks.
11020 * cgraph.h (cgraph_edge): New field uid.
11021 (cgraph_edge_hook): New type.
11022 (cgraph_node_hook): New type.
11023 (cgraph_2edge_hook): New type.
11024 (cgraph_2node_hook): New type.
11026 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11028 * config.in: Regenerate.
11030 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11032 * gcc.c (print_sysroot): New.
11033 (option_map, display_help, process_command): Handle the
11034 -print-sysroot option.
11035 (main): Print the sysroot if requested.
11036 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11038 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11041 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11043 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11045 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11046 (assign_parm_setup_block_p): Also check mode of entry_parm.
11048 2008-07-07 Richard Guenther <rguenther@suse.de>
11050 * tree-ssa-structalias.h (set_used_smts): Remove.
11051 * tree-ssa-structalias.c (used_smts): Likewise.
11052 (set_used_smts): Likewise.
11053 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11054 call to set_used_smts.
11056 2008-07-07 Richard Guenther <rguenther@suse.de>
11058 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11059 (new_var_info): Set it to false.
11060 (solution_set_add): Correctly handle pointers outside a var and
11062 (type_safe): Treat variables with is_full_var properly.
11063 (do_sd_constraint): Likewise.
11064 (do_ds_constraint): Likewise.
11065 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11066 (get_constraint_for_ptr_offset): New function.
11067 (get_constraint_for_component_ref): For addresses at least include
11068 the last field of the variable. Handle is_full_vars properly.
11069 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11070 (handle_ptr_arith): Remove.
11071 (find_func_aliases): Simplify assignment handling.
11072 (create_function_info_for): For parameter and result varinfos set
11074 (create_variable_info_for): Set is_full_var flag whenever we
11075 just created a single varinfo for a decl.
11076 (init_alias_vars): Initialize use_field_sensitive from
11077 max-fields-for-field-sensitive parameter.
11079 2008-07-07 Richard Guenther <rguenther@suse.de>
11081 PR tree-optimization/36713
11082 * tree-flow-inline.h (is_call_used): New function.
11083 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11084 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11085 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11087 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11089 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11091 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11093 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11095 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11096 Nathan Sidwell <nathan@codesourcery.com>
11098 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11099 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11101 * config/m68k/t-linux: New.
11102 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11105 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11107 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11108 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11111 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11113 * gcc.c (execute): Fix -Wc++-compat warning.
11115 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11118 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11119 constant for little endian.
11121 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11123 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11124 mips_base_mips16 instead of TARGET_MIPS16.
11125 (mips_base_mips16): Declare.
11126 * config/mips/mips.c (mips_base_mips16): Make global.
11127 (was_mips16_p): Remove GTY marker.
11128 (was_mips16_pch_p): New variable.
11129 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11130 (mips_override_options): Force to non-MIPS16 mode initially.
11131 Do not complain about MIPS16 PIC incompatibilities here.
11132 Only allow -mgpopt if -mexplicit-relocs is in force for
11135 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11137 * configure.ac: Check for caddr_t, define to char * if not defined.
11138 * configure: Regenerate.
11139 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11140 (mmap_gt_pch_use_address): Likewise.
11141 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11143 2008-07-06 Richard Guenther <rguenther@suse.de>
11145 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11146 (new_var_info): Deal with it.
11147 (solution_set_add): Likewise.
11148 (bitpos_of_field): Make signed, fix.
11149 (struct fieldoff): Remove type and decl fields. Make size field
11150 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11152 (fieldoff_compare): Deal with it.
11153 (push_fields_onto_fieldstack): Remove has_union argument, glob
11154 adjacent non-pointer fields together.
11155 (create_function_info_for): Do not set has_union.
11156 (create_variable_info_for): Simplify.
11158 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11160 * config.gcc (extra_headers): Add cross-stdarg.h for target
11161 x86_64-*-* and i?86-*-*.
11162 * config/i386/cross-stdarg.h: New.
11163 * builtins.c (std_fn_abi_va_list): New.
11164 (std_canonical_va_list_type): New.
11165 (stabilize_va_list): Replace va_list_type_node use by
11166 mtarget.canonical_va_list_type.
11167 (gimplify_va_arg_expr): Likewise.
11168 (expand_builtin_va_copy): Replace va_list_type_node use by
11169 mtarget.fn_abi_va_list.
11170 * tree-sra.c (is_va_list_type): New helper.
11171 (decl_can_be_decomposed_p): Replace
11172 va_list_type_node use by is_va_list_type.
11173 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11174 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11175 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11176 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11177 (ix86_enum_va_list): New.
11178 * config/i386/i386.c (sysv_va_list_type_node): New.
11179 (ms_va_list_type_node): New.
11180 (ix86_function_type_abi): Remove sorry.
11181 (ix86_build_builtin_va_list_abi): New.
11182 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11183 for 64-bit targets.
11184 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11185 (ix86_init_builtins_va_builtins_abi): New.
11186 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11187 for 64-bit targets.
11188 (ix86_handle_abi_attribute): New.
11189 (attribute_spec): Add sysv_abi and ms_abi.
11190 (ix86_fn_abi_va_list): New.
11191 (ix86_canonical_va_list_type): New.
11192 (ix86_enum_va_list): New.
11193 (TARGET_FN_ABI_VA_LIST): New.
11194 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11195 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11196 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11197 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11198 (TARGET_ENUM_VA_LIST): New.
11199 * expr.h (std_fn_abi_va_list): New.
11200 (std_canonical_va_list_type): New.
11201 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11202 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11203 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11204 TARGET_CANONICAL_VA_LIST_TYPE.
11205 * target.h (struct gcc_target): Add fn_abi_va_list hook
11206 and canonical_va_list_type hook.
11208 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11210 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11211 integral and pointer types.
11213 2008-07-04 Roger Sayle <roger@eyesopen.com>
11215 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11216 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11218 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11221 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11223 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11225 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11226 build_gimple_modify_stmt.
11227 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11228 gimple operand. Use fold_build* instead of build*.
11230 2008-07-04 Richard Guenther <rguenther@suse.de>
11232 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11233 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11234 properly to compute the reachability set if we do field-sensitive PTA.
11235 * invoke.texi (max-fields-for-field-sensitive): Document default.
11236 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11237 100 for optimize >= 2.
11239 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11241 * ggc-zone.c (lookup_page_table_if_allocated,
11242 set_page_table_entry, zone_find_object_size, alloc_small_page,
11243 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11244 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11245 -Wc++-compat and/or -Wcast-qual warnings.
11247 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11250 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11251 pic_offset_table_rtx to be marked as used here.
11252 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11253 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11254 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11255 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11256 !TARGET_SECURE_PLT.
11258 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11260 * alloc-pool.c (hash_descriptor, eq_descriptor,
11261 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11262 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11264 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11265 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11266 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11267 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11270 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11272 * tree-flow.h (loop_only_exit_p): Declare.
11273 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11274 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11275 the number of iterations if it is constant. Otherwise, if this is the
11276 only possible exit of the loop, use the conservative estimate on the
11277 number of iterations of the entire loop if available.
11279 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11281 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11282 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11283 Add synchronization functions.
11284 * config/sync.c: New file.
11285 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11286 (LIBGCC_SYNC_CFLAGS): Likewise.
11288 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11291 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11292 (*pushtf_sse): New insn pattern.
11293 (pushtf splitters): New splitters.
11295 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11297 PR middle-end/35736
11298 * predict.c (build_predict_expr): Use void_type_node for the tree
11299 type, instead of NULL_TREE.
11301 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11303 * config/i386/i386.c (contains_aligned_value_p): Return true
11305 (ix86_data_alignment): Align TCmode to 128bits.
11306 (ix86_local_alignment): Likewise.
11308 2008-07-03 Andrew Haley <aph@redhat.com>
11311 * vec.h (VEC_TA): New.
11312 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11313 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11314 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11315 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11316 (C_COMMON_FIXED_TYPES): Remove first arg.
11317 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11318 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11319 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11320 not to use empty macro arguments.
11322 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11324 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11325 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11326 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11327 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11328 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11329 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11330 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11331 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11332 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11333 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11334 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11335 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11336 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11337 config/rs6000/e500crtres64gpr.asm,
11338 config/rs6000/e500crtres64gprctr.asm,
11339 config/rs6000/e500crtrest32gpr.asm,
11340 config/rs6000/e500crtrest64gpr.asm,
11341 config/rs6000/e500crtresx32gpr.asm,
11342 config/rs6000/e500crtresx64gpr.asm,
11343 config/rs6000/e500crtsav32gpr.asm,
11344 config/rs6000/e500crtsav64gpr.asm,
11345 config/rs6000/e500crtsav64gprctr.asm,
11346 config/rs6000/e500crtsavg32gpr.asm,
11347 config/rs6000/e500crtsavg64gpr.asm,
11348 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11349 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11350 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11351 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11352 config/sparc/sol2-cn.asm: Remove .file directives.
11354 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11356 * resource.c (mark_referenced_resources): Look inside
11357 UNSPEC_VOLATILEs and ASM_INPUTs.
11359 2008-07-02 Ian Lance Taylor <iant@google.com>
11361 * rtlanal.c (add_reg_note): New function.
11362 * rtl.h (add_reg_note): Declare.
11363 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11364 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11365 * builtins.c (expand_builtin_longjmp): Likewise.
11366 (expand_builtin_nonlocal_goto): Likewise.
11367 * calls.c (emit_call_1, expand_call): Likewise.
11368 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11369 * cfglayout.c (fixup_reorder_chain): Likewise.
11370 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11371 (commit_one_edge_insertion): Likewise.
11372 * combine.c (move_deaths, distribute_notes): Likewise.
11373 * df-problems.c (df_set_note): Likewise.
11374 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11375 (set_unique_reg_note): Likewise.
11376 (emit_copy_of_insn_after): Likewise.
11377 * expr.c (expand_expr_real): Likewise.
11378 * gcse.c (add_label_notes): Likewise.
11379 * haifa-sched.c (create_check_block_twin): Likewise.
11380 * jump.c (mark_jump_label_1): Likewise.
11381 * loop-doloop.c (add_test, doloop_modify): Likewise.
11382 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11383 * lower-subreg.c (move_eh_region_note): Likewise.
11384 * optabs.c (emit_libcall_block): Likewise.
11385 * predict.c (predict_insn): Likewise.
11386 (combine_predictions_for_insn): Likewise.
11387 * recog.c (peephole2_optimize): Likewise.
11388 * regmove.c (try_auto_increment): Likewise.
11389 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11390 * reload.c (find_reloads): Likewise.
11391 * reload1.c (fixup_eh_region_note): Likewise.
11392 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11393 * reorg.c (delete_prior_computation): Likewise.
11394 (delete_computation, dbr_schedule): Likewise.
11395 * config/pa/pa.c (legitimize_pic_address): Likewise.
11396 * config/sh/sh.c (sh_reorg): Likewise.
11398 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11401 * config/libgcc-glibc.ver: Add %exclude.
11402 * config/m32r/libgcc-glibc.ver: Likwise.
11403 * config/s390/libgcc-glibc.ver: Likwise.
11404 * config/sh/libgcc-glibc.ver: Likwise.
11405 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11407 * config/i386/libgcc-glibc.ver: New.
11409 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11411 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11413 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11414 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11415 i[34567]86-*-linux*, x86_64-*-linux*. Add
11416 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11417 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11418 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11419 i[34567]86-*-linux*, x86_64-*-linux*.
11421 * libgcc-std.ver: Add empty GCC_4.4.0.
11423 * mkmap-symver.awk: Support multiple versions per symbol.
11425 * config/i386/i386.c (ix86_init_builtins): Always define
11426 __builtin_fabsq and __builtin_copysignq with fallbacks.
11427 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11428 and __builtin_copysignq if SSE2 isn't available.
11430 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11431 (LIBGCC2_TF_CEXT): Likwise.
11432 (TF_SIZE): Likwise.
11434 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11436 * config/i386/sfp-machine.h: Moved to libgcc.
11438 * config/i386/sfp-machine.h: New.
11439 * config/i386/t-linux: Likwise.
11441 * config/i386/t-darwin: Remove softfp_wrap_start and
11443 * config/i386/t-darwin64: Likewise.
11445 * config/i386/t-fprules-softfp64: Renamed to ...
11446 * config/i386/t-fprules-softfp: This.
11448 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11449 and softfp_wrap_end.
11451 2008-07-02 Jason Merrill <jason@redhat.com>
11453 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11455 * tree.c (ctor_to_list): New fn.
11456 * tree.h: Declare it.
11457 (CONSTRUCTOR_ELT): New macro.
11458 (CONSTRUCTOR_NELTS): New macro.
11460 2008-07-02 Richard Guenther <rguenther@suse.de>
11462 * tree-ssa-structalias.c (struct variable_info): Reorder
11463 to fill padding on 64bit hosts. Make collapsed_to an int.
11464 (get_varinfo_fc): Deal with that.
11465 (new_var_info): Likewise.
11466 (collapse_rest_of_var): Likewise.
11468 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11470 * doc/install.texi (--enable-java-home): Document.
11471 (--enable-aot-compile-rpm): Likewise.
11472 (--with-arch-directory): Likewise.
11473 (--with-os-directory): Likewise.
11474 (--with-origin-name): Likewise.
11475 (--with-arch-suffix): Likewise.
11476 (--with-jvm-root-dir): Likewise.
11477 (--with-jvm-jar-dir): Likewise.
11478 (--with-python-dir): Likewise.
11480 2008-07-02 Richard Guenther <rguenther@suse.de>
11482 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11483 from decls explicitly. Merge operand checking from tuples.
11485 2008-07-02 Martin Jambor <mjambor@suse.cz>
11487 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11489 2008-07-02 Martin Jambor <mjambor@suse.cz>
11491 * tree-switch-conversion.c: Included timevar.h
11492 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11494 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11496 2008-07-02 Martin Jambor <mjambor@suse.cz>
11498 * tree-switch-conversion.c: Corrected various comments and
11500 (build_constructors): Fixed minor formatting mistakes.
11502 * invoke.texi (Optimize Options): Corrected the
11503 switch-conversion-max-branch-ratio parameter.
11505 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11507 * final.c (asm_insn_count): Return zero for an empty asm body.
11509 2008-07-02 Richard Guenther <rguenther@suse.de>
11511 * bitmap.h (bitmap_set_bit): Return bool.
11512 (bitmap_clear_bit): Likewise.
11513 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11514 write to the bitmap if it would.
11515 (bitmap_clear_bit): Likewise.
11516 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11517 bitmap_set_bit return value.
11518 (add_pred_graph_edge): Likewise.
11519 (add_graph_edge): Likewise.
11520 (do_sd_constraint): Likewise.
11521 (do_ds_constraint): Likewise.
11523 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11525 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11526 Fix -Wc++-compat and/or -Wcast-qual warnings.
11527 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11528 gen_regparm_prefix): Likewise.
11529 * vmsdbgout.c (write_modbeg, lookup_filename,
11530 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11532 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11534 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11535 defaults.h definition apply.
11537 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11539 * function.c (assign_parm_remove_parallels): New.
11540 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11542 (assign_parm_setup_block): Do not handle them.
11543 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11544 assign_parm_remove_parallels.
11546 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11548 * c-typeck.c (convert_for_assignment): Use
11549 vector_targets_convertible_p.
11550 * c-common.c (vector_targets_convertible_p): New.
11551 * c-common.h (vector_targets_convertible_p): New prototype.
11552 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11553 opaque_p_V2SI_type_node.
11555 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11557 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11560 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11562 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11563 TFmode constants via two element DImode vector for hosts with
11564 HOST_BITS_PER_WIDE_INT < 64.
11565 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11566 also for HOST_BITS_PER_WIDE_INT < 64.
11568 2008-07-01 Richard Guenther <rguenther@suse.de>
11570 PR tree-optimization/36666
11571 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11572 (get_constraint_exp_from_ssa_var): Split into ...
11573 (get_constraint_exp_for_temp): ... this ...
11574 (get_constraint_for_ssa_var): ... and that.
11575 Return constraint expressions for all touched sub-fields
11576 if the results address is not taken.
11577 (process_constraint): Remove assertion that aggregate
11578 assignments do not happen at this place.
11579 (get_constraint_for_component_ref): Add address_p argument.
11580 Return constraint expressions for all touched sub-fields
11581 if the results address is not taken.
11582 (do_deref): Use get_constraint_exp_for_temp.
11583 (get_constraint_for_1): Rename from ...
11584 (get_constraint_for): ... this. Add the old function as wrapper.
11585 (do_structure_copy): Use get_constraint_for_1.
11587 2008-07-01 Martin Jambor <mjambor@suse.cz>
11589 * Makefile.in (tree-switch-conversion.o): Add.
11590 (OBJS-common): Add tree-swtch-conversion.o.
11591 * passes.c (init_optimization_passes): Add pass_convert_switch.
11592 * tree-pass.h: (pass_convert_switch): Add.
11593 * tree-switch-conversion.c: New file.
11594 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11595 * common.opt (ftree-cswtch): New option.
11596 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11597 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11598 * opts.c (decode_options): Set flag_tree_switch_conversion when
11599 optimization level is >= 2.
11600 * doc/invoke.texi (Optimize Options): Added description of
11601 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11603 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11605 * config/darwin-driver.c (darwin_default_min_version): Fix
11606 -Wc++-compat warnings.
11608 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11610 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11613 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11615 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11617 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11619 PR rtl-optimization/34744
11620 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11621 (df_scan_free_internal): Free data structures not
11622 allocated in storage pools.
11623 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11624 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11625 df_scan_free_mws_vec.
11626 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11629 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11631 * config/i386/i386.c (contains_aligned_value_p): Return true
11633 (ix86_function_arg_boundary): Return its natural boundary
11635 (return_in_memory_32): Don't check TDmode.
11636 (ix86_split_to_parts): Support splitting into 4 parts and
11637 support TFmode for 32bit target.
11638 (ix86_split_long_move): Support splitting into 4 parts.
11639 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11641 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11642 (ix86_init_builtins): Here.
11643 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11644 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11645 'q' and 'w', respectively.
11647 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11649 (movtf_internal): Likewise.
11650 (<code>tf2): Likewise.
11651 (*absnegtf2_sse): Likewise.
11652 (copysign<mode>3): Likewise.
11653 (copysign<mode>3_const): Likewise.
11654 (copysign<mode>3_var): Likewise.
11655 (define_split UNSPEC_COPYSIGN): Likewise.
11656 * config/i386/sse.md (*nandtf3): Likewise.
11657 (<code>tf3): Likewise.
11658 (*<code>tf3): Likewise.
11660 2008-06-30 Joey Ye <joey.ye@intel.com>
11661 H.J. Lu <hongjiu.lu@intel.com>
11663 * global.c (compute_regsets): Set frame_pointer_needed here.
11664 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11666 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11668 * doc/install.texi (specific): Expand Windows build notes.
11670 2008-06-30 Ira Rosen <irar@il.ibm.com>
11672 PR tree-optimization/36648
11673 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11674 number of prolog iterations by step. Fix the comment.
11676 2008-06-30 Richard Guenther <rguenther@suse.de>
11678 PR middle-end/36671
11679 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11680 handle calls from ECF_MALLOC functions.
11681 (handle_pure_call): ECF_MALLOC functions do not return
11683 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11685 2008-06-29 Andreas Schwab <schwab@suse.de>
11687 * config/m68k/m68k.c (print_operand): Always print a float
11689 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11690 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11693 * config/rs6000/x-linux64: Remove never used file.
11695 2008-06-29 Richard Guenther <rguenther@suse.de>
11697 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11699 (struct alias_info): Move ...
11700 * tree-ssa-alias.c: ... here.
11701 (update_alias_info): Declare.
11702 (compute_may_aliases): Call it.
11703 (update_alias_info): New function.
11704 * tree-ssa-structalias.c (update_alias_info): Move ...
11705 * tree-ssa-alias.c (update_alias_info_1): ... here.
11706 * tree-ssa-structalias.c (process_constraint_1): Remove
11707 unused from_call argument. Rename to ...
11708 (process_constraint): ... this. Delete old wrapper.
11709 (make_constraint_to): Adjust callers.
11710 (handle_const_call): Likewise.
11711 (handle_pure_call): Likewise.
11712 (init_base_vars): Likewise.
11713 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11714 (find_func_aliases): We don't need structure copies for
11716 (make_constraint_from_anything): Remove.
11717 (create_variable_info_for): For globals make constraints
11718 from escaped, not from anything.
11719 (compute_points_to_sets): Do not call update_alias_info.
11720 (ipa_pta_execute): Use make_constraint_from.
11722 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11724 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11725 (bitmap.o-warn, dominance.o-warn): New.
11726 * configure.ac (cxx_compat_warn): Delete.
11727 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11728 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11730 * configure: Regenerate.
11732 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11735 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11737 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11738 * df-scan.c (df_notes_rescan): Likewise.
11739 * ggc-page.c (set_page_table_entry): Likewise.
11740 * intl.c (gcc_gettext_width): Likewise.
11741 * varasm.c (get_unnamed_section, get_noswitch_section,
11742 get_section): Likewise.
11744 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11746 * regrename.c (build_def_use): Don't copy RTX.
11748 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11750 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11751 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11752 punctuation. Use @ref instead of @xref.
11753 (Function Names): Remove stray @display/@end display.
11754 (C++ Attributes): Use @ref instead of @xref.
11755 (Deprecated Features): Fix punctuation around @xref.
11756 (Backwards Compatibility): Likewise.
11757 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11759 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11761 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11762 constants for E500 double.
11764 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11766 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11767 element type of const_vector.
11769 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11771 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11772 Remove FLAGS_REG clobber from expander pattern.
11773 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11774 (anddi3, andsi3, andhi3, andqi3): Ditto.
11775 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11776 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11777 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11778 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11779 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11780 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11781 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11782 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11784 2008-06-28 Richard Guenther <rguenther@suse.de>
11786 * tree-ssa-structalias.c (callused_id, var_callused,
11787 callused_tree): Add.
11788 (handle_pure_call): New function.
11789 (find_func_aliases): Call it.
11790 (find_what_p_points_to): Handle the call-used set.
11791 (clobber_what_escaped): Likewise.
11792 (compute_call_used_vars): New function.
11793 (init_base_vars): Init the call-used variable.
11794 (do_sd_constraint): Do not propagate the solution from CALLUSED
11795 but use CALLUSED as a placeholder.
11796 (solve_graph): Likewise.
11797 * tree-flow-inline.h (gimple_call_used_vars): New function.
11798 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11799 (compute_call_used_vars): Declare.
11800 * tree-ssa-alias.c (set_initial_properties): Call
11801 compute_call_used_vars.
11802 (reset_alias_info): Clear call-used variables.
11803 (add_call_clobber_ops): Assert we are not called for const/pure
11804 functions. Remove handling of them.
11805 (add_call_read_ops): Handle pure functions by adding the
11806 call-used set of variables as VUSEs.
11807 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11808 (delete_tree_ssa): Free it.
11809 * tree-dfa.c (remove_referenced_var): Clear the var from the
11812 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11814 * tree.c (build_varargs_function_type_list): New.
11815 (build_function_type_list_1): New.
11816 (build_function_type_list): Use build_function_type_list_1.
11817 * tree.h (build_varargs_function_type_list): New.
11819 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11822 * config/spu/spu.c (spu_builtin_splats): Do not generate
11823 invalid CONST_VECTOR expressions.
11824 (spu_expand_vector_init): Likewise.
11826 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11828 * optabs.c (libfunc_decls): New variable.
11829 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11830 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11831 for the same function twice.
11833 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11835 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11836 ix86_expand_binary_operator directly.
11837 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11839 (*ashrti3_1): Ditto.
11840 (*lshrti3_1): Ditto.
11841 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11842 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11843 using only one splitter. Conditionaly execute splitter before or
11844 after peephole2 pass.
11845 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11846 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11847 Use only one alternative in asm template.
11848 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11850 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11851 "J" operand constraint for operand 2.
11852 (*ashldi3_cconly_rex64): Ditto.
11853 (*ashrdi3_cmp_rex64): Ditto.
11854 (*ashrdi3_cconly_rex64): Ditto.
11855 (*lshrdi3_cmp_rex64): Ditto.
11856 (*lshrdi3_cconly_rex64): Ditto.
11857 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11858 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11859 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11862 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11864 * gimplify.c (omp_is_private): Don't return true if decl is not
11865 already private on #pragma omp for or #pragma omp parallel for.
11868 * tree-cfg.c (struct move_stmt_d): Replace block field with
11869 orig_block and new_block fields.
11870 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11871 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11872 (move_block_to_fn): Replace vars_map and new_label_map arguments
11873 with struct move_stmt_d pointer.
11874 (replace_block_vars_by_duplicates): New function.
11875 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11876 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11877 all subblocks of ORIG_BLOCK to the new function. Call
11878 replace_block_vars_by_duplicates.
11879 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11880 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11881 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11882 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11883 (expand_omp): Temporarily set input_location to the location of
11884 region's controlling stmt.
11885 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11886 BIND_EXPR, push ctx->block_vars and gimplification vars into
11887 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11888 into dest function.
11889 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11890 there are any BLOCK_VARS.
11891 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11892 OMP_PARALLEL or OMP_TASK stmt.
11893 (lower_omp): Save and restore input_location around the lower_omp_1
11896 2008-06-27 Richard Guenther <rguenther@suse.de>
11898 PR tree-optimization/36400
11899 PR tree-optimization/36373
11900 PR tree-optimization/36344
11901 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11902 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11903 (update_alias_info): Remove call clobbering code.
11904 (make_constraint_to): New helper function.
11905 (make_escape_constraint): Likewise.
11906 (handle_rhs_call): Use it on all pointer containing arguments.
11907 Also mark the static chain escaped.
11908 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11909 instead of ANYTHING.
11910 (make_constraint_from): New helper split out from ...
11911 (make_constraint_from_anything): ... here.
11912 (find_func_aliases): Add constraints for escape sites.
11913 (intra_create_variable_infos): Make constraints from NONLOCAL
11915 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11917 (clobber_what_p_points_to): Remove.
11918 (clobber_what_escaped): New function.
11919 (init_base_vars): Init NONLOCAL and ESCAPED.
11920 (do_sd_constraint): Do not propagate the solution from ESCAPED
11921 but use ESCAPED as a placeholder.
11922 (solve_graph): Likewise.
11923 * tree-flow.h (clobber_what_p_points_to): Remove.
11924 (clobber_what_escaped): Declare.
11925 * tree-ssa-alias.c (set_initial_properties): Call it.
11926 Remove code clobbering escaped pointers.
11928 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11930 * function.c (allocate_struct_function): Only allocate a unique
11931 funcdef_no if the decl is nonzero.
11933 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11935 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11936 * config/mips/mips.c (mips_split_const_insns): New function.
11937 * config/mips/mips.md (move_type): New attribute.
11938 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11939 (dword_mode): New attribute.
11940 (type): Avoid long line. Map "move_type"s to "type"s,
11941 choosing "multi" for doubleword moves if appropriate.
11942 Swap MTC/MFC comments to match their declaration order.
11943 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11944 "type" is "branch" or "jal" is "direct".
11945 (length): Handle "extended_mips16" first. Make the default
11946 "0" for "ghost" instructions. Set the length from "move_type".
11947 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11948 of "type", with "sll0" for the register alternative. Remove the
11949 "extended_mips16" attribute.
11950 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11951 of "type", with "shift_shift" for the register alternative.
11952 Remove the "length" attribute.
11953 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11954 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11955 of "type", with "andi" for the register alternative.
11956 (*zero_extendqihi2): Likewise.
11957 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11958 of "andi" instead of a "type" of "arith".
11959 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11961 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11962 (mov_<store>r, *mov<mode>_ra): Likewise.
11963 (extendsidi2): Use "move_type" instead of "type", with "move"
11964 for the register alternative.
11965 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11966 of "type", with "signext" for the register alternative.
11967 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11968 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11969 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11970 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11971 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11972 (unnamed branch insn): Likewise.
11973 (*movdi_gp32_fp64): Fold into...
11974 (*movdi_32bit): ...here.
11975 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11976 (*movdf_hardfloat): ...this new pattern.
11977 (*movdf_softfloat): Remove redundant FPR alternatives.
11978 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11979 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11980 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11981 the "move" attribute.
11982 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11983 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11984 and "store" for COP loads and stores.
11985 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11986 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11987 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11988 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11989 (*movtf_mips16, *movv2sf): Likewise.
11990 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11991 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11992 (mfhc1<mode>): Use "move_type" instead of "move".
11993 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11994 (loadgp_blockage): Remove the "length" attribute.
11995 (blockage, set_got_version, update_got_version): Likewise.
11996 (call_internal): Remove the "extended_mips16" attribute.
11997 (call_value_internal, call_value_multiple_internal): Likewise.
11998 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12000 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12001 the "length" attribute.
12003 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12005 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12006 -Wcast-qual warnings.
12007 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12008 handle_pragma_pop_macro): Likewise.
12009 * collect2.c (resolve_lib_name): Likewise.
12010 * config/arc/arc.c (arc_init): Likewise.
12011 * config/arm/arm.c (neon_builtin_compare,
12012 locate_neon_builtin_icode): Likewise.
12013 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12014 * config/bfin/bfin.c (bfin_init_machine_status,
12015 bfin_optimize_loop): Likewise.
12016 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12017 * config/cris/cris.c (cris_init_expanders): Likewise.
12018 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12019 * config/darwin.c (machopic_indirection_eq,
12020 machopic_indirection_name, machopic_output_indirection): Likewise.
12021 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12022 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12023 frv_optimize_membar): Likewise.
12024 * config/i386/cygwin.h (mingw_scan,
12025 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12026 * config/i386/cygwin1.c (mingw_scan): Likewise.
12027 * config/i386/i386.c (machopic_output_stub): Likewise.
12028 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12029 i386_pe_unique_section): Likewise.
12030 * config/ia64/ia64.c (ia64_init_machine_status,
12031 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12033 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12034 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12035 * config/m68k/m68k.c (m68k_handle_option,
12036 m68k_sched_md_init_global): Likewise.
12037 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12038 mcore_unique_section): Likewise.
12039 * config/mips/mips.c (mips_block_move_straight,
12040 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12042 * config/mmix/mmix.c (mmix_init_machine_status,
12043 mmix_encode_section_info): Likewise.
12044 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12045 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12046 print_operand_address, output_toc, redefine_groups,
12047 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12048 * config/s390/s390.c (s390_init_machine_status): Likewise.
12049 * config/score/score.c (score_block_move_straight,
12050 score_block_move_loop_body): Likewise.
12051 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12052 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12053 * emit-rtl.c (find_auto_inc): Likewise.
12054 * gcc.c (translate_options, process_command): Likewise.
12055 * reorg.c (dbr_schedule): Likewise.
12056 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12057 * xcoffout.c (xcoffout_declare_function): Likewise.
12059 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12061 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12062 ipa-pta working again.
12064 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12066 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12069 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12071 * config.gcc (powerpc*-*-*): Add new core e500mc.
12072 * config/rs6000/e500mc.md: New file.
12073 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12075 (rs6000_override_options): Add e500mc case to
12076 processor_target_table. Altivec and Spe options not allowed
12077 with e500mc. Add isel instruction to e500mc by
12078 default. Initialize rs6000_cost for e500mc.
12079 (rs6000_issue_rate): Set issue rate for e500mc.
12080 * config/rs6000/rs6000.h (processor_type): Add
12081 PROCESSOR_PPCE500MC.
12082 (ASM_CPU_SPEC): Add e500mc.
12083 Set TARGET_ISEL to rs6000_isel.
12084 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12085 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12086 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12088 * doc/invoke.texi: Add e500mc to list of cpus.
12090 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12093 * c-lex.c (lex_charconst): Initialize unsignedp.
12095 2008-06-27 Olivier Hainque <hainque@adacore.com>
12097 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12098 documented assumptions.
12100 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12102 * dwarf2out.c: Remove trailing white spaces. Break long line
12105 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12107 * libfuncs.h (LTI_synchronize): New libfunc_index.
12108 (synchronize_libfunc): Declare.
12109 * builtins.c (expand_builtin_synchronize): Consider using
12110 synchronize_libfunc before falling back on an asm blockage.
12111 * config/mips/mips.c: Include libfuncs.h
12112 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12114 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12116 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12117 parameter. Copy stack_reg to r11 where appropriate.
12118 (no_global_regs_above): Add gpr parameter.
12119 (rs6000_stack_info): Only add padding for SPE save area if we
12120 are saving SPE GPRs and CR.
12121 (saveres_routine_syms): New variable.
12122 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12124 (rs6000_savres_routine_sym): New function.
12125 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12127 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12128 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12129 Tweak FPR out-of-line saving.
12130 (rs6000_make_savres_rtx): New function.
12131 (rs6000_use_multiple_p): New function.
12132 (rs6000_savres_strategy): New function.
12133 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12134 out-of-line if appropriate.
12135 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12136 if we are optimizing for size.
12137 (GP_SAVE_INLINE): Define.
12138 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12139 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12140 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12141 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12142 (*save_fpregs_<mode>): Add use of r11.
12143 (*restore_gpregs_<mode>): New insn.
12144 (*return_and_restore_gpregs_<mode>): New insn.
12145 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12147 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12148 (*restore_gpregs_spe): New insn.
12149 (*return_and_restore_gpregs_spe): New insn.
12150 * config/rs6000/predicates.md (save_world_operation): Fix check.
12152 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12154 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12155 this point, so assert that.
12157 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12159 * cfganal.c: Include vec.h and vecprim.h.
12160 (compute_idf): Import from...
12161 * tree-into-ssa (compute_idf): ...here.
12162 * basic-block.h (compute_idf): Export.
12164 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12166 * c-decl.c (merge_decls): Use !current_function_decl to check for
12167 extern declaration of C99 inline function being at file scope.
12169 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12171 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12173 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12175 * alias.c (record_alias_subset, init_alias_analysis): Fix
12176 -Wc++-compat and/or -Wcast-qual warnings.
12177 * attribs.c (lookup_attribute_spec): Likewise.
12178 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12179 copy_bb, connect_traces,
12180 find_rarely_executed_basic_blocks_and_cr): Likewise.
12181 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12182 note_btr_set, migrate_btr_defs): Likewise.
12183 * builtins.c (result_vector, expand_builtin_memcpy,
12184 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12185 builtin_memset_read_str, expand_builtin_printf,
12186 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12188 * caller-save.c (mark_set_regs): Likewise.
12189 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12190 * cgraph.c (cgraph_edge): Likewise.
12191 * combine.c (likely_spilled_retval_1): Likewise.
12192 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12193 htab_counts_entry_del, get_coverage_counts): Likewise.
12194 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12195 new_cselib_val): Likewise.
12196 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12197 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12199 * df-core.c (df_compact_blocks): Likewise.
12200 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12201 * df-scan.c (df_grow_reg_info, df_ref_create,
12202 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12203 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12204 df_record_entry_block_defs, df_record_exit_block_uses,
12205 df_bb_verify): Likewise.
12206 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12207 DF_REF_EXTRACT_MODE_CONST): New.
12208 * dominance.c (get_immediate_dominator, get_dominated_by,
12209 nearest_common_dominator, root_of_dom_tree,
12210 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12211 -Wc++-compat and/or -Wcast-qual warnings.
12212 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12213 record_store, replace_read, check_mem_read_rtx, scan_insn,
12214 dse_step1, dse_record_singleton_alias_set): Likewise.
12215 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12217 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12219 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12220 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12221 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12222 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12223 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12224 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12225 file_name_acquire, output_file_names, add_const_value_attribute,
12226 premark_used_types_helper, file_table_eq, file_table_hash,
12227 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12228 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12229 -Wcast-qual warnings.
12230 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12231 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12232 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12233 gen_reg_rtx, start_sequence, init_emit): Likewise.
12234 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12235 * except.c (init_eh_for_function, gen_eh_region,
12236 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12237 arh_to_landing_pad, arh_to_label, add_action_record,
12238 add_call_site, switch_to_exception_section): Likewise.
12239 * expmed.c (synth_mult): Likewise.
12240 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12241 store_expr): Likewise.
12242 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12244 * function.c (assign_stack_temp_for_type,
12245 allocate_struct_function, match_asm_constraints_1): Likewise.
12246 * gcov-io.c (gcov_allocate): Likewise.
12247 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12248 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12249 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12250 record_one_set, insert_expr_in_table, insert_set_in_table,
12251 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12252 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12253 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12254 -Wcast-qual warnings.
12256 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12258 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12259 -Wcast-qual warnings.
12260 * gcc.c (process_command): Likewise.
12261 * genattrtab.c (oballoc): Use XOBNEW.
12262 (oballocvec): Define.
12263 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12264 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12265 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12266 -Wc++-compat and/or -Wcast-qual warnings.
12267 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12268 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12269 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12270 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12271 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12272 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12273 add_excls, process_presence_absence_names,
12274 process_presence_absence_patterns, add_presence_absence,
12275 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12276 get_free_state, add_arc, get_free_automata_list_el,
12277 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12278 transform_3, cache_presence, create_ainsns, create_automata,
12279 create_state_ainsn_table, dfa_insn_code_enlarge,
12280 output_trans_func, output_min_issue_delay_func,
12281 output_dead_lock_func, output_reset_func,
12282 output_get_cpu_unit_code_func, output_dfa_start_func,
12283 expand_automata): Likewise.
12284 * genextract.c (gen_insn): Likewise.
12285 * gengtype-lex.l: Likewise.
12286 * gengtype.c (read_input_list, adjust_field_type,
12287 process_gc_options): Likewise.
12288 * genoutput.c (note_constraint): Likewise.
12289 * genpreds.c (mangle, add_constraint): Likewise.
12290 * genrecog.c (process_define_predicate, new_decision,
12291 add_to_sequence): Likewise.
12292 * gensupport.c (record_insn_name): Likewise.
12294 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12296 * config/i386/driver-i386.c (detect_caches_amd,
12297 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12298 and/or -Wcast-qual warnings.
12299 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12300 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12301 gt_pch_save): Likewise.
12302 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12303 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12304 * global.c (compute_regsets): Likewise.
12305 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12306 finish_graph_dump_file): Likewise.
12307 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12308 unlink_bb_notes): Likewise.
12309 * integrate.c (get_hard_reg_initial_val): Likewise.
12310 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12311 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12312 * local-alloc.c (update_equiv_regs): Likewise.
12313 * loop-invariant.c (check_invariant_table_size,
12314 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12316 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12317 altered_reg_used, mark_altered): Likewise.
12318 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12319 insert_var_expansion_initialization,
12320 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12321 release_var_copies): Likewise.
12322 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12323 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12324 analyze_accesses_for_phi_node, check_var_notmodified_p,
12325 check_allocation_function, find_sites_in_func,
12326 record_all_accesses_in_func, transform_access_sites,
12327 transform_allocation_sites): Likewise.
12328 * omp-low.c (new_omp_region, create_omp_child_function_name,
12329 check_omp_nesting_restrictions, check_combined_parallel,
12330 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12331 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12332 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12333 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12335 * opts-common.c (prune_options): Likewise.
12336 * opts.c (add_input_filename, print_filtered_help,
12337 get_option_state): Likewise.
12338 * params.c (add_params): Likewise.
12339 * passes.c (set_pass_for_id, next_pass_1,
12340 do_per_function_toporder, pass_fini_dump_file): Likewise.
12341 * postreload.c (reload_cse_simplify_operands): Likewise.
12342 * predict.c (tree_predicted_by_p, tree_predict_edge,
12343 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12345 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12347 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12349 * recog.c (check_asm_operands, validate_change_1): Likewise.
12350 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12351 subst_asm_stack_regs): Likewise.
12352 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12353 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12354 * regmove.c (reg_is_remote_constant_p): Likewise.
12355 * regrename.c (regrename_optimize, scan_rtx_reg,
12356 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12358 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12359 regstat_compute_calls_crossed): Likewise.
12360 * reload1.c (init_reload, new_insn_chain,
12361 has_nonexceptional_receiver, reload, copy_reloads,
12362 calculate_needs_all_insns, init_elim_table): Likewise.
12363 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12364 * rtl.c (shallow_copy_rtx_stat): Likewise.
12365 * rtlanal.c (parms_set): Likewise.
12366 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12367 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12368 * sched-ebb.c (earliest_block_with_similiar_load,
12369 add_deps_for_risky_insns): Likewise.
12370 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12371 schedule_region): Likewise.
12372 * see.c (eq_descriptor_pre_extension,
12373 hash_descriptor_pre_extension, hash_del_pre_extension,
12374 eq_descriptor_properties, hash_descriptor_properties,
12375 hash_del_properties, see_seek_pre_extension_expr,
12376 see_initialize_data_structures, see_print_register_properties,
12377 see_print_pre_extension_expr, see_delete_merged_def_extension,
12378 see_delete_unmerged_def_extension, see_emit_use_extension,
12379 see_pre_delete_extension, see_map_extension, see_commit_changes,
12380 see_analyze_merged_def_local_prop,
12381 see_analyze_merged_def_local_prop,
12382 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12383 see_set_prop_merged_def, see_set_prop_unmerged_def,
12384 see_set_prop_unmerged_use, see_print_one_extension,
12385 see_merge_one_use_extension, see_merge_one_def_extension,
12386 see_store_reference_and_extension, see_update_uses_relevancy,
12387 see_update_defs_relevancy): Likewise.
12388 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12389 hash_statistics_free, curr_statistics_hash): Likewise.
12390 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12391 expand_asm_operands, expand_return, case_bit_test_cmp,
12392 expand_case): Likewise.
12393 * stor-layout.c (start_record_layout): Likewise.
12394 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12395 gt_pch_save_stringpool): Likewise.
12396 * tree-data-ref.c (hash_stmt_vertex_info,
12397 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12398 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12400 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12403 * config/i386/i386.md : Change constraints of HImode and QImode
12404 immediate operands from "i" to "n". Change SImode "ni" constraint to
12405 "i" and SImode "rmi" constraint to "g". Remove all constraints
12406 from const0_operand and const1_operand predicated operands.
12407 (i): Change QImode and HImode attribute from "i" to "n".
12408 (*subqi_2): Change HImode operands to QImode.
12411 2008-06-25 Olivier Hainque <hainque@adacore.com>
12413 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12416 2008-06-25 Richard Guenther <rguenther@suse.de>
12418 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12419 not overflow the result type.
12421 2008-06-25 Richard Guenther <rguenther@suse.de>
12423 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12424 (vn_lookup): Likewise.
12426 2008-06-25 Richard Guenther <rguenther@suse.de>
12428 PR tree-optimization/35518
12429 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12430 * tree-sra.c (instantiate_element): Use fold_build3 to build
12432 (try_instantiate_multiple_fields): Likewise.
12434 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12436 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12439 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12441 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12442 use_backchain_to_restore_sp to true
12443 if the offset of the link register save area would go over the 32k - 1
12444 offset limit of the load
12447 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12449 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12450 anchor for the type-punning blurb. Cross-reference "Structures
12451 unions enumerations and bit-fields implementation". Provide a
12452 cast-through-pointer example. Make final sentence self-contained.
12453 * doc/implement-c.texi (Structures unions enumerations and
12454 bit-fields implementation): Cross-reference the type-punning blurb
12455 in the -fstrict-aliasing documentation.
12457 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12459 PR middle-end/36594
12460 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12461 the memory instead of the memory itself for the save area.
12463 2008-06-24 Olivier Hainque <hainque@adacore.com>
12464 Nicolas Roche <roche@adacore.com>
12466 * gengtype.c (srcdir_len): size_t instead of int.
12467 (get_file_realbasename): New function. For F a filename, the real
12468 basename of F, with all the path components stripped.
12469 (get_file_srcdir_relative_path): New function. For F a filename, the
12470 relative path to F from $(srcdir).
12471 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12472 get_file_realbasename. Adjust the head comment.
12473 (get_prefix_langdir_index): New function. For F a filename, return the
12474 lang_dir_names[] relative index of the language directory that is
12476 (get_file_langdir): For F a filename, return the name of the language
12477 directory where F is located.
12478 (get_file_gtfilename): New function. The gt- output file name for an
12480 (get_output_file_with_visibility): Replace in-line computations with
12481 uses of get_file_gtfilename and get_prefix_langdir_index.
12482 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12484 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12486 PR tree-optimization/36504
12487 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12488 references without base address.
12490 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12492 PR middle-end/36584
12493 * calls.c (expand_call): Increase alignment for recursive functions.
12495 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12497 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12498 (TARGET_FUNCTION_VALUE): New define.
12499 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12500 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12502 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12504 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12505 (fmod<mode>3): Ditto.
12506 (remainderxf3): Ditto.
12507 (remainder<mode>3): Ditto.
12509 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12512 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12513 REG is a hard register.
12515 PR tree-optimization/36508
12516 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12517 499, don't check it at all in release compilers.
12519 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12521 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12522 together with SSE_TARGET_MATH to disable insn pattern.
12523 (*fop_<MODEF:mode>_2_i387): Ditto.
12524 (*fop_<MODEF:mode>_3_i387): Ditto.
12526 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12528 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12530 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12532 PR middle-end/34906
12533 * gimplify.c (gimplify_asm_expr): Check the return code of
12534 parse_output_constraint call, set function return and is_inout
12535 value if it failed.
12537 2008-06-22 Ian Lance Taylor <iant@google.com>
12539 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12540 (narrowest_signed_type): Likewise.
12541 * c-typeck.c (c_common_type): Change local variable mclass to enum
12543 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12544 tcc_comparison, not the tree code itself.
12545 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12546 (c_expand_expr): Cast modifier to enum expand_modifier.
12547 * c-common.h (C_RID_CODE): Add casts.
12548 (C_SET_RID_CODE): Define.
12549 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12550 (c_lex_one_token): Add cast to avoid warning.
12551 (c_parser_objc_type_name): Rename local typename to type_name.
12552 (check_no_duplicate_clause): Change code parameter to enum
12554 (c_parser_omp_var_list_parens): Change kind parameter to enum
12556 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12557 c_parser_omp_list_var_parens.
12558 (c_parser_omp_threadprivate): Likewise.
12559 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12560 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12561 * c-format.c (NO_FMT): Define.
12562 (printf_length_specs): Use NO_FMT.
12563 (asm_fprintf_length_specs): Likewise.
12564 (gcc_diag_length_specs): Likewise.
12565 (scanf_length_specs): Likewise.
12566 (strfmon_length_specs): Likewise.
12567 (gcc_gfc_length_specs): Likewise.
12568 (printf_flag_specs): Change 0 to STD_C89.
12569 (asm_fprintf_flag_specs): Likewise.
12570 (gcc_diag_flag_specs): Likewise.
12571 (gcc_cxxdiag_flag_specs): Likewise.
12572 (scanf_flag_specs): Likewise.
12573 (strftime_flag_specs): Likewise.
12574 (strfmon_flag_specs): Likewise.
12575 (print_char_table): Likewise.
12576 (asm_fprintf_char_table): Likewise.
12577 (gcc_diag_char_table): Likewise.
12578 (gcc_tdiag_char_table): Likewise.
12579 (gcc_cdiag_char_table): Likewise.
12580 (gcc_cxxdiag_char_table): Likewise.
12581 (gcc_gfc_char_table): Likewise.
12582 (scan_char_table): Likewise.
12583 (time_char_table): Likewis.
12584 (monetary_char_table): Likewise.
12585 * c-format.h (BADLEN): Likewise.
12587 2008-06-21 Ian Lance Taylor <iant@google.com>
12589 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12590 Define END_OF_BASE_TREE_CODES around inclusion.
12591 * tree.c (tree_code_type): New global array.
12592 (tree_code_length, tree_code_name): Likewise.
12593 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12594 $(lang_tree_files).
12595 (all-tree.def, s-alltree): New targets.
12596 (gencheck.h, s-gencheck): Remove.
12597 (tree.o): Depend upon all-tree.def.
12598 (build/gencheck.o): Remove gencheck.h dependency.
12599 (mostlyclean): Don't remove gencheck.h.
12600 * c-common.h (enum c_tree_code): Remove.
12601 * c-lang.c (tree_code_type): Remove.
12602 (tree_code_length, tree_code_name): Remove.
12603 * gencheck.c (tree_codes): Include all-tree.def, rather than
12604 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12606 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12608 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12609 (operator_name_info): Size to MAX_TREE_CODES.
12610 (assignment_operator_name_info): Likewise.
12611 * cp/cp-lang.c (tree_code_type): Remove.
12612 (tree_code_length, tree_code_name): Remove.
12613 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12614 (assignment_operator_name_info): Likewise.
12615 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12617 * cp/mangle.c (write_expression): Likewise.
12618 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12619 * fortran/f95-lang.c (tree_code_type): Remove.
12620 (tree_code_length, tree_code_name): Remove.
12621 * java/java-tree.h (enum java_tree_code): Remove.
12622 * java/lang.c (tree_code_type): Remove.
12623 (tree_code_length, tree_code_name): Remove.
12624 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12625 * objc/objc-act.h (enum objc_tree_code): Remove.
12626 * objc/objc-lang.c (tree_code_type): Remove.
12627 (tree_code_length, tree_code_name): Remove.
12628 * objcp/objcp-lang.c (tree_code_type): Remove.
12629 (tree_code_length, tree_code_name): Remove.
12630 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12631 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12632 * ada/misc.c (tree_code_type): Remove.
12633 (tree_code_length, tree_code_name): Remove.
12635 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12637 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12638 the grand_bitmap_obstack.
12640 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12642 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12643 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12644 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12645 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12646 move_stmt_r, new_label_mapper): Likewise.
12647 * tree-complex.c (cvc_lookup): Likewise.
12648 * tree-dfa.c (create_function_ann): Likewise.
12649 * tree-dump.c (dump_register): Likewise.
12650 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12651 find_phi_replacement_condition): Likewise.
12652 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12653 tree_function_versioning): Likewise.
12654 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12655 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12656 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12657 get_nonlocal_debug_decl, convert_nonlocal_reference,
12658 convert_nonlocal_omp_clauses, get_local_debug_decl,
12659 convert_local_reference, convert_local_omp_clauses,
12660 convert_nl_goto_reference, convert_nl_goto_receiver,
12661 convert_tramp_reference, convert_call_expr): Likewise.
12662 * tree-outof-ssa.c (contains_tree_r): Likewise.
12663 * tree-parloops.c (reduction_phi, initialize_reductions,
12664 eliminate_local_variables_1, add_field_for_reduction,
12665 add_field_for_name, create_phi_for_local_result,
12666 create_call_for_reduction_1, create_loads_for_reductions,
12667 create_stores_for_reduction, create_loads_and_stores_for_name):
12669 * tree-phinodes.c (allocate_phi_node): Likewise.
12670 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12671 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12672 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12673 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12674 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12675 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12676 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12677 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12678 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12679 vn_nary_op_insert): Likewise.
12680 * tree-ssa.c (redirect_edge_var_map_add,
12681 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12682 * tree-vectorizer.c (vectorize_loops): Likewise.
12683 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12684 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12685 tree_cons_stat, build1_stat, build_variant_type_copy,
12686 decl_init_priority_lookup, decl_fini_priority_lookup,
12687 decl_priority_info, decl_restrict_base_lookup,
12688 decl_restrict_base_insert, decl_debug_expr_lookup,
12689 decl_debug_expr_insert, decl_value_expr_lookup,
12690 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12691 type_hash_add, get_file_function_name, tree_check_failed,
12692 tree_not_check_failed, tree_range_check_failed,
12693 omp_clause_range_check_failed, build_omp_clause,
12694 build_vl_exp_stat): Likewise.
12695 * value-prof.c (gimple_histogram_value,
12696 gimple_duplicate_stmt_histograms): Likewise.
12697 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12698 unshare_variable, variable_union_info_cmp_pos, variable_union,
12699 dataflow_set_different_1, dataflow_set_different_2,
12700 vt_find_locations, variable_was_changed, set_variable_part,
12701 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12702 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12703 section_entry_hash, object_block_entry_eq,
12704 object_block_entry_hash, create_block_symbol,
12705 initialize_cold_section_name, default_function_rodata_section,
12706 strip_reg_name, set_user_assembler_name, const_desc_eq,
12707 build_constant_desc, output_constant_def, lookup_constant_def,
12708 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12709 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12710 default_internal_label): Likewise.
12711 * varray.c (varray_init, varray_grow): Likewise.
12712 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12714 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12716 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12717 operators for "test" insn. Macroize insn using SWI mode macro.
12718 (*jcc_fused_2): Ditto.
12719 (*jcc_fused_3): Macroize insn using SWI mode macro.
12720 (*jcc_fused_4): Ditto.
12722 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12724 * tree-ssa-pre.c: Fix typo in comment.
12725 (init_antic, fini_antic): Add explicit funtions for
12726 initializing and deinitializing ANTIC and AVAIL sets.
12727 (create_expression_by_pieces): Fix typo in comment.
12728 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12729 (execute_pre): Eventually dump details about ANTIC_IN.
12731 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12733 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12734 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12735 add_to_obstack, file_at_path, find_a_file, execute,
12736 add_preprocessor_option, add_assembler_option, add_linker_option,
12737 process_command, insert_wrapper, do_option_spec, do_self_spec,
12738 spec_path, do_spec_1, is_directory, main, used_arg,
12739 getenv_spec_function): Likewise.
12740 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12741 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12744 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12746 * doc/rtl.texi: Updated subreg section.
12748 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12751 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12752 node->needed and node->reachable.
12753 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12754 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12755 (expand_task_call): Don't call expand_task_copyfn.
12756 (expand_task_copyfn): Renamed to...
12757 (finalize_task_copyfn): ... this.
12759 2008-06-19 Jan Hubicka <jh@suse.cz>
12761 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12762 clobbering framepointer.
12764 2008-06-19 Jan Hubicka <jh@suse.cz>
12766 * tree-optimize.c (execute_early_local_optimizations): Set
12767 cgraph_state only at first invocation.
12769 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12771 * system.h (-Wc++-compat): Activate as a warning, no an error.
12773 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12775 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12776 instead of "#" in insn asm template.
12777 (*jcc_fused_2): Ditto.
12779 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12781 * config/i386/i386.h (ix86_tune_indices)
12782 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12783 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12784 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12785 (*jcc_fused_2): Ditto.
12786 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12787 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12788 (print operand): Handle 'E' and 'e' code.
12790 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12792 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12793 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12794 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12796 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12798 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12800 (cgraph_expand_function): Use local copy of decl.
12801 (cgraph_expand_all_functions): Remove redundant initialization of
12803 (cgraph_optimize): Reword internal_error message.
12805 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12807 * arm-protos.h (arm_return_in_memory): Remove public
12808 arm_return_in_memory() prototype.
12809 * arm.c (arm_return_in_memory): Add static prototype, add target
12810 hook macro, change definition and comments.
12811 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12813 2008-06-19 Ben Elliston <bje@au.ibm.com>
12815 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12816 real.c: Remove references to IEEE 754R.
12817 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12818 * doc/libgcc.texi (Decimal float library routines): Likewise.
12820 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12822 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12823 (default_unwind_word_mode): Add prototype.
12824 * targhooks.c (default_unwind_word_mode): New function.
12825 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12826 instead of word_mode.
12827 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12828 (TARGET_INITIALIZER): Use it.
12830 * c-common.c (handle_mode_attribute): Support "unwind_word"
12832 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12834 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12835 word_mode to access SjLj_Function_Context member "data".
12836 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12837 conversion from targetm.eh_return_filter_mode () to
12838 targetm.unwind_word_mode () if they differ.
12840 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12841 (BT_FN_UNWINDWORD_PTR): New function type.
12842 (BT_FN_WORD_PTR): Remove.
12843 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12844 * except.c (expand_builtin_extend_pointer): Convert pointer to
12845 targetm.unwind_word_mode () instead of word_mode.
12847 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12848 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12849 (spu_unwind_word_mode): New function.
12850 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12851 (TARGET_UNWIND_WORD_MODE): Define.
12852 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12854 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12856 * config/spu/spu.c (reg_align): Remove.
12857 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12858 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12859 (spu_split_store): Likewise.
12861 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12863 * gcc/tree-vn.c: Fix typo in comment.
12865 2008-06-18 Jan Hubicka <jh@suse.cz>
12867 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12868 toplevel reorder too.
12870 2008-06-18 Jan Hubicka <jh@suse.cz>
12872 * c-opts.c (c_common_post_options): PCH is not compatible with
12874 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12875 -fno-toplevel-reorder by default now.
12877 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12879 PR documentation/30739
12880 * doc/install.texi (Prerequisites): Document dependency on awk.
12882 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12883 Ian Lance Taylor <iant@google.com>
12885 PR rtl-optimization/35604
12886 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12887 only want to change jump destinations, not eventual label comparisons.
12889 2008-06-16 Jan Hubicka <jh@suse.cz>
12891 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12893 (cgraph_analyze_function): Likewise.
12895 2008-06-16 Jan Hubicka <jh@suse.cz>
12897 * cgraph.h (cgraph_mark_if_needed): New function.
12898 * cgraphunit.c (cgraph_mark_if_needed): New function.
12899 * c-decl.c (duplicate_decl): Use it.
12901 2008-06-16 Jan Hubicka <jh@suse.cz>
12903 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12906 2008-06-16 Jan Hubicka <jh@suse.cz>
12908 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12910 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12911 Kazu Hirata <kazu@codesourcery.com>
12912 Maxim Kuvyrkov <maxim@codesourcery.com
12914 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12915 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12916 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12917 EXTRA_SPEC_FUNCTIONS.
12918 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12919 (DRIVER_SELF_SPECS): Adjust.
12920 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12921 * config/mips/st.h, config/mips/t-st: New.
12922 * config/mips/driver-native.c, config/mips/x-native: New.
12923 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12926 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12928 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12930 (ISA_HAS_FP_CONDMOVE): New macro.
12931 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12932 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12933 (ISA_HAS_NMADD3_NMSUB3): New macro.
12934 * config/mips/mips.c (mips_rtx_costs): Update.
12935 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12936 compiling for ST Loongson 2E/2F.
12937 (madd<mode>): Rename to madd4<mode>. Update.
12938 (madd3<mode>): New pattern.
12939 (msub<mode>): Rename to msub4<mode>. Update.
12940 (msub3<mode>): New pattern.
12941 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12942 (nmadd3<mode>): New pattern.
12943 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12944 (nmadd3<mode>_fastmath): New pattern.
12945 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12946 (nmsub3<mode>): New pattern.
12947 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12948 (nmsub3<mode>_fastmath): New pattern.
12949 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12951 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12953 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12954 (DF_REF_INSN_INFO): New.
12955 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12956 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12957 with a NULL DF_REF_INSN_INFO.
12958 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12960 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12961 DF_INSN_INFO_EQ_USES): New.
12962 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12963 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12964 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12965 * df-core.c: Update comment for above changes.
12966 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12967 DF_INSN_UID_* macros.
12968 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12969 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12970 insn rtx. Update all callers.
12971 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12972 df_ref_create_structure, df_insn_refs_collect): Likewise.
12973 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12974 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12975 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12976 macros to access the insn refs.
12977 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12978 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12979 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12980 for accessing the refs.
12981 (try_fwprop_subst): Likewise.
12982 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12983 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12984 for accessing the refs.
12985 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12986 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12987 to look at the insn refs.
12988 (record_uses): Likewise.
12989 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12991 (mark_artificial_uses): Don't mark_insn for artificial refs.
12992 (mark_reg_rependencies): Likewise.
12994 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12996 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12998 * configure: Regenerate.
13000 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13002 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13003 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13004 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13006 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13008 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13010 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13012 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13014 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13015 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13016 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13018 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13020 * tree-ssa-sccvn.c: Fix format of comments.
13022 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13024 * cgraph.c: Remove unneeded forward declarations of eq_node()
13027 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13029 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13031 (see_update_relevancy): Likewise.
13032 * fwprop.c (try_fwprop_subst): Likewise.
13033 * rtlanal.c (noop_move_p): Likewise.
13034 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13035 notes to non-existing libcall blocks.
13036 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13038 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13039 (dead_libcall_p): Remove.
13040 (delete_trivially_dead_insns): Don't use it.
13041 * web.c (union_defs): Remove comment about keeping nops.
13042 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13043 (compute_hash_table_work): Don't track libcall notes.
13044 (do_local_cprop): Don't take libcall pointers. Don't update
13046 (adjust_libcall_notes): Deleted.
13047 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13048 ever have existed in the first place).
13049 (replace_store_insn): Don't try to remove libcall notes.
13050 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13051 (resolve_reg_notes): Don't call them.
13052 (resolve_simple_move): Likewise.
13053 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13054 Don't remove REG_RETVAL notes.
13055 * emit-rtl.c (try_split): Don't update libcall notes.
13056 (emit_copy_of_insn_after): Dito.
13057 * cselib.c (cselib_current_insn_in_libcall): Remove.
13058 (cselib_process_insn): Don't set/clear it.
13059 (new_elt_loc_list): Don't record it.
13060 (cselib_init): Don't initialize it.
13061 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13062 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13064 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13065 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13066 (init_deps): Don't initialize it.
13067 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13068 * combine.c (delete_noop_moves): Don't update libcall notes.
13069 (can_combine_p): Remove now pointless #if 0 block.
13070 (try_combine): Remove another obsolete #if 0 block.
13071 (distribute_notes): Don't distribute libcall notes.
13072 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13073 * dce.c (libcall_dead_p): Remove.
13074 (delete_unmarked_insns): Don't handle libcall blocks.
13075 (preserve_libcall_for_dce): Remove.
13076 (prescan_insns_for_dce): Don't special-case libcall block insns.
13077 * reload1 (reload): Don't handle libcall notes.
13078 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13081 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13083 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13084 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13085 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13087 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13089 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13090 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13091 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13093 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13095 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13097 2008-06-16 Ira Rosen <irar@il.ibm.com>
13099 PR tree-optimization/36493
13100 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13101 the arguments list. Use VECTYPE to create vector pointer.
13102 (vectorizable_store): Fail if accesses through a pointer to vectype
13103 do not alias the original memory reference operands.
13104 Call vect_create_data_ref_ptr without the removed argument.
13105 (vectorizable_load): Likewise.
13106 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13109 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13112 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13113 reg_equiv_constant.
13115 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13117 * config/mips/loongson2ef.md: New file.
13118 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13119 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13120 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13121 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13122 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13124 (loongson2ef.md): New include.
13125 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13126 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13127 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13128 (loongson_gt_<mode>, loongson_extract_halfword)
13129 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13130 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13131 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13132 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13133 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13134 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13135 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13136 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13137 (vec_interleave_low<mode>): Define type attribute.
13138 * config/mips/mips.c (mips_ls2): New static variable.
13139 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13140 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13141 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13142 Implement target scheduling hooks.
13143 (mips_multipass_dfa_lookahead): Update to handle tuning for
13145 (mips_sched_init): Initialize data for Loongson scheduling.
13146 (mips_ls2_variable_issue): New static function.
13147 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13149 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13150 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13151 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13152 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13153 Handle ST Loongson 2E/2F cores.
13154 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13156 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13158 * omp-low.c (extract_omp_for_data): Fix comment typo.
13161 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13163 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13164 FIXME note about gcc/config.guess.
13165 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13166 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13167 * doc/cppopts.texi: Likewise.
13168 * doc/extend.texi: Likewise.
13169 * doc/gcc.texi: Likewise.
13170 * doc/gccint.texi: Likewise.
13171 * doc/gcov.texi: Likewise.
13172 * doc/gty.texi: Likewise.
13173 * doc/hostconfig.texi: Likewise.
13174 * doc/install.texi: Likewise.
13175 * doc/invoke.texi: Likewise.
13176 * doc/loop.texi: Likewise.
13177 * doc/makefile.texi: Likewise.
13178 * doc/md.texi: Likewise.
13179 * doc/passes.texi: Likewise.
13180 * doc/tm.texi: Likewise.
13181 * doc/tree-ssa.texi: Likewise.
13182 * doc/trouble.texi: Likewise.
13184 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13185 Nathan Sidwell <nathan@codesourcery.com>
13186 Maxim Kuvyrkov <maxim@codesourcery.com>
13187 Richard Sandiford <rdsandiford@googlemail.com>
13189 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13190 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13191 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13193 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13194 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13195 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13197 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13198 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13199 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13200 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13201 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13202 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13203 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13204 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13205 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13206 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13207 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13208 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13209 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13210 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13211 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13212 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13213 (mips_builtins): Add Loongson builtins.
13214 (mips_loongson_2ef_bdesc): New.
13215 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13216 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13217 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13218 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13220 (mips_expand_vector_init): New.
13221 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13222 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13224 * config/mips/mips.md: Add unspec numbers for Loongson
13225 builtins. Include loongson.md.
13226 (MOVE64): Include Loongson vector modes.
13227 (SPLITF): Include Loongson vector modes.
13228 (HALFMODE): Handle Loongson vector modes.
13229 * config/mips/loongson.md: New.
13230 * config/mips/loongson.h: New.
13231 * config.gcc: Add loongson.h header for mips*-*-* targets.
13232 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13234 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13236 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13237 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13238 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13239 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13240 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13241 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13242 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13243 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13244 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13245 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13246 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13247 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13248 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13249 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13250 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13251 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13252 Remove use_fixproto=yes.
13253 (ia64*-*-hpux*): Remove comment about using fixproto.
13254 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13256 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13258 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13260 * configure: Regenerate.
13262 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13264 PR middle-end/36520
13265 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13266 before evaluating it.
13268 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13271 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13272 nested inline functions.
13273 (start_decl, start_function): Don't invert DECL_EXTERNAL
13274 for nested inline functions.
13276 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13278 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13279 splits that must be made for correctness.
13281 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13283 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13284 (AVAIL_NON_MIPS16): Likewise.
13285 (mips_builtin_description): Replace target_flags with a predicate.
13286 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13287 (dspr2_32): New availability predicates.
13288 (MIPS_BUILTIN): New macro.
13289 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13290 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13291 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13292 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13293 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13294 (mips_dsp_32only_bdesc): Merge into...
13295 (mips_builtins): ...this new array.
13296 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13297 (mips_init_builtins): Update after above changes.
13298 (mips_expand_builtin_1): Merge into...
13299 (mips_expand_builtin): ...here and update after above changes.
13301 2008-06-12 Paul Brook <paul@codesourcery.com>
13303 * longlong.h (__arm__): Define count_leading_zeros.
13304 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13305 (clzsi2, clzdi2): New functions.
13306 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13307 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13308 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13309 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13310 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13311 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13312 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13313 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13314 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13315 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13317 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13319 * config/m68k/m68k.c (m68k_tune_flags): New.
13320 (override_options): Compute m68k_tune_flags.
13321 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13322 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13324 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13326 PR middle-end/36506
13327 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13329 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13331 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13332 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13334 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13336 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13337 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13339 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13341 PR middle-end/36506
13342 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13345 2008-06-12 Richard Guenther <rguenther@suse.de>
13347 PR tree-optimization/36345
13348 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13349 add memory_tag_needed flag.
13350 (may_alias_p): Declare.
13351 * tree-ssa-alias.c (may_alias_p): Export.
13352 (set_initial_properties): Use memory_tag_needed flag.
13353 (update_reference_counts): Likewise.
13354 (reset_alias_info): Reset memory_tag_needed flag.
13355 (create_name_tags): Check memory_tag_needed flag.
13356 (dump_points_to_info_for): Dump it.
13357 * tree-ssa-structalias.c (struct variable_info): Remove
13358 directly_dereferenced flag.
13359 (new_var_info): Do not initialize it.
13360 (process_constraint_1): Do not set it.
13361 (update_alias_info): Set is_dereferenced flag.
13362 (set_uids_in_ptset): Use may_alias_p.
13363 (set_used_smts): Check memory_tag_needed flag.
13364 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13365 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13366 memory_tag_needed flag.
13367 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13368 from broken design.
13370 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13372 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13373 red zone for w64 abi.
13374 (ix86_expand_prologue): Likewise.
13375 (ix86_force_to_memory): Likewise.
13376 (ix86_free_from_memory): Likewise.
13378 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13381 * config/rs6000/rs6000.c (rs6000_override_options): Set
13382 rs6000_isel conditionally to the absence of comand line override.
13383 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13384 Remove duplicate rs6000_isel setting.
13385 * config/rs6000/eabispe.h: Ditto.
13387 2008-06-11 Richard Guenther <rguenther@suse.de>
13389 * alias.c (get_alias_set): Use the element alias-set for arrays.
13390 (record_component_aliases): For arrays and vectors do nothing.
13391 * c-common.c (strict_aliasing_warning): Handle the cases
13392 of alias set zero explicitly.
13393 * Makefile.in (dfp.o-warn): Add -Wno-error.
13395 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13397 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13399 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13400 tune_32 tune_64 to supported_defaults. Allow values not
13401 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13402 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13403 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13404 with_cpu_64 to generic for 64-bit-supporting configurations, not
13405 with_cpu. Remove FIXMEs.
13406 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13407 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13408 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13409 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13410 arch_32 and arch_64.
13412 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13413 Olivier Hainque <hainque@adacore.com>
13415 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13416 Use DECL_SIZE_UNIT to retrieve the size of the field.
13418 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13420 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13421 with function calls after declarations. Lay out
13422 neon_float_type_node before further use.
13424 2008-06-11 Richard Guenther <rguenther@suse.de>
13426 * tree-flow.h (may_point_to_global_var): Declare.
13427 * tree-ssa-alias.c (may_point_to_global_var): New function.
13428 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13430 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13432 * configure.ac: Teach that fido supports .debug_line.
13433 * configure: Regenerate.
13435 2008-06-10 Tom Tromey <tromey@redhat.com>
13437 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13440 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13442 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13443 (encode_decimal64, decode_decimal64, encode_decimal128,
13444 decode_decimal128): Reverse order of 32-bit parts of value if host
13445 and target endianness differ.
13447 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13449 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13450 Avoid division by 0.
13451 (tree_mod_pow2_value_transform): Likewise.
13452 (tree_ic_transform): Likewise.
13453 (tree_stringops_transform): Likewise.
13454 (tree_mod_subtract_transform): Likewise.
13455 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13456 (copy_edges_for_bb): Likewise.
13457 (initialize_cfun): Likewise.
13459 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13461 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13462 nonmemory_operand. Add "N" operand constraint.
13464 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13465 (*jcc_btsi_mask): Ditto.
13466 (*jcc_btsi_mask_1): Ditto.
13468 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13470 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13471 TYPE_CANONICAL for copied element type.
13473 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13476 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13477 Add m_CORE2 and m_GENERIC.
13478 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13479 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13481 (*jcc_btdi_rex64): New instruction and split pattern.
13482 (*jcc_btsi): Ditto.
13483 (*jcc_btsi_1): Ditto.
13484 (*btsq): Fix Intel asm dialect operand order.
13488 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13490 PR middle-end/36447
13491 * simplify-rtx.c (simplify_subreg): Add check for shift count
13494 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13496 * doc/md.texi: Synchronize with later constraints.md change.
13497 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13498 with a C implementation.
13499 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13501 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13502 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13503 when moving to and from MD_REGNUM.
13504 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13505 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13506 Handle byte and halfword moves.
13507 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13509 * config/mips/constraints.md (h): Turn into NO_REGS.
13510 (l, x): Update documentation.
13511 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13512 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13513 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13514 (HILO): New mode iterator.
13516 (any_div): New code iterator.
13517 (u): Extend code attribute to div and udiv.
13518 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13519 d_operand in the splitters. Remove redundant CONST_INT checks.
13520 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13521 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13522 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13523 accordingly, using normal moves instead of unspecs to move LO into
13524 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13525 (<u>mulsidi3): Handle expansion in C code.
13526 (<u>mulsidi3_32bit_internal): Rename to...
13527 (<u>mulsidi3_32bit): ...this.
13528 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13529 (*<u>mulsidi3_64bit): Rename to...
13530 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13531 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13532 to set LO and HI to the multiplication result. Use a normal move
13533 for MFLO and an unspec for MFHI.
13534 (*<u>mulsidi3_64bit_parts): Replace with...
13535 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13536 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13537 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13538 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13539 instead of HI. Split the instruction into a separate multiplication
13540 and MFHI if !TARGET_FIX_R4000.
13541 (<su>muldi3_highpart): Likewise.
13542 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13543 and the "=h" clobber.
13544 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13545 (<u>mulditi3): New expander.
13546 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13547 (madsi): Remove "=h" clobber.
13548 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13549 Force the modulus result to be a GPR and split the instruction into
13550 a division followed by an MFHI after reload.
13551 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13552 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13553 the MIPS16 HIGH define_split.
13554 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13555 of acc<->gpr moves to "multi".
13556 (*movdi_64bit): Replace the single "x" alternative with
13557 alternatives for moving into and out of "a".
13558 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13559 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13560 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13561 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13562 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13563 (movti): New expander.
13564 (*movti, *movti_mips16): New insns.
13565 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13566 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13567 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13568 * config/mips/predicates.md (fpr_operand): Delete.
13569 (d_operand): New predicate.
13571 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13573 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13574 failure on some Bourne shells.
13575 (x86_64-*-*): Ditto.
13577 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13579 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13581 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13583 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13584 (sparc-sun-solaris2*): Likewise.
13586 2008-06-09 Arnaud Charlet <charlet@adacore.com
13588 * doc/install.texi: Update requirements to build the Ada compiler.
13590 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13592 * df-scan.c (struct df_scan_problem_data): Remove the
13593 mw_link_pool alloc pool.
13594 (df_scan_free_internal): Don't free it.
13595 (df_scan_alloc): Don't allocate it.
13596 * df.h (struct df_link): Update comment.
13598 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13600 * except.h: Correct checks for when SJLJ exceptions must be used.
13602 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13604 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13607 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13609 PR tree-optimization/36218
13610 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13611 configure for the build system.
13612 (BUILD_LDFLAGS): Define.
13613 * configure: Regenerate.
13614 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13616 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13619 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13620 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13621 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13623 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13625 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13627 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13629 * config.gcc (Obsolete configurations): Remove list of
13631 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13632 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13633 targets matched by those patterns.
13634 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13635 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13636 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13637 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13638 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13639 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13640 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13641 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13642 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13643 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13644 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13645 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13646 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13647 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13648 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13649 Make code for Solaris 7 and greater unconditional for Solaris.
13650 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13651 Remove --with-* handling.
13652 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13653 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13654 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13655 LINK_OS_WINDISS_SPEC): Remove.
13656 * config/rs6000/sysv4.opt (mwindiss): Remove.
13657 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13658 * configure: Regenerate.
13659 * doc/cpp.texi: Don't mention BeOS.
13660 * doc/extend.texi (interrupt): Don't mention MS1.
13661 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13662 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13663 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13664 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13665 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13667 * doc/invoke.texi (MT Options): Remove.
13668 (-mwindiss): Remove.
13669 (CRIS Options): Remove cris-axis-aout references.
13670 (HPPA Options): Don't mention hppa1.1-*-pro.
13671 * doc/md.texi: (MorphoTech family): Remove.
13672 * libgcc2.c: Don't handle UWIN.
13673 * config/alpha/t-unicosmk: Remove.
13674 * config/alpha/unicosmk.h: Remove.
13675 * config/arm/kaos-arm.h: Remove.
13676 * config/arm/kaos-strongarm.h: Remove.
13677 * config/arm/strongarm-coff.h: Remove.
13678 * config/arm/strongarm-elf.h: Remove.
13679 * config/arm/strongarm-pe.h: Remove.
13680 * config/arm/t-strongarm-pe: Remove.
13681 * config/arm/t-xscale-coff: Remove.
13682 * config/arm/t-xscale-elf: Remove.
13683 * config/arm/xscale-coff.h: Remove.
13684 * config/arm/xscale-elf.h: Remove.
13685 * config/chorus.h: Remove.
13686 * config/cris/aout.h: Remove.
13687 * config/cris/aout.opt: Remove.
13688 * config/cris/t-aout: Remove.
13689 * config/i386/beos-elf.h: Remove.
13690 * config/i386/kaos-i386.h: Remove.
13691 * config/i386/ptx4-i.h: Remove.
13692 * config/i386/sco5.h: Remove.
13693 * config/i386/sco5.opt: Remove.
13694 * config/i386/sysv4-cpp.h: Remove.
13695 * config/i386/sysv5.h: Remove.
13696 * config/i386/t-beos: Remove.
13697 * config/i386/t-sco5: Remove.
13698 * config/i386/t-uwin: Remove.
13699 * config/i386/uwin.asm: Remove.
13700 * config/i386/uwin.h: Remove.
13701 * config/kaos.h: Remove.
13702 * config/mips/windiss.h: Remove.
13703 * config/mt: Remove directory.
13704 * config/pa/pa-osf.h: Remove.
13705 * config/pa/pa-pro-end.h: Remove.
13706 * config/pa/t-pro: Remove.
13707 * config/ptx4.h: Remove.
13708 * config/rs6000/beos.h: Remove.
13709 * config/rs6000/kaos-ppc.h: Remove.
13710 * config/rs6000/t-beos: Remove.
13711 * config/rs6000/windiss.h: Remove.
13712 * config/sh/kaos-sh.h: Remove.
13713 * config/sol2-6.h: Remove.
13714 * config/sparc/sol26-sld.h: Remove.
13715 * config/sparc/sysv4-only.h: Remove.
13716 * config/vax/bsd.h: Remove.
13717 * config/vax/t-memfuncs: Remove.
13718 * config/vax/ultrix.h: Remove.
13719 * config/vax/vaxv.h: Remove.
13720 * config/windiss.h: Remove.
13722 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13724 PR rtl-optimization/36438
13725 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13726 for vector shifts with constant scalar shift operands.
13728 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13730 * doc/invoke.texi: Document -march=xlr.
13731 * config/mips/xlr.md: New file.
13732 * config/mips/mips.md: Include it.
13734 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13735 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13736 (mips_rtx_cost_data): Likewise.
13738 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13740 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13741 PRE_INC and PRE_DEC cases.
13743 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13745 PR rtl-optimization/36419
13746 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13747 the emitting jump insn.
13750 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13751 is not bool, boolify the whole *expr_p and convert to the desired type.
13753 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13755 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13756 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13757 Add omp_private_outer_ref hook, add another argument to
13758 omp_clause_default_ctor hook.
13759 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13760 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13761 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13762 hook_tree_tree_tree_tree_null.
13763 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13764 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13765 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13766 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13767 * tree.def (OMP_TASK): New tree code.
13768 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13769 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13770 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13771 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13772 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13773 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13774 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13775 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13776 (OMP_DIRECTIVE_P): Add OMP_TASK.
13777 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13778 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13779 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13780 and OMP_CLAUSE_UNTIED entries.
13781 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13783 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13784 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13785 * tree-pretty-print.c (dump_omp_clause): Handle
13786 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13787 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13788 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13789 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13790 warning about unsigned iterators. Change decl/init/cond/incr
13791 arguments to TREE_VECs, check arguments for all collapsed loops.
13792 (c_finish_omp_taskwait): New function.
13793 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13795 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13796 default_function_array_conversion on init. Add par_clauses argument.
13797 If decl is present in parallel's lastprivate clause, change it to
13798 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13799 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13800 collapse count in clauses.
13801 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13802 c_parser_omp_for_loop callers.
13803 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13804 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13805 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13806 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13808 (c_parser_omp_clause_schedule): Handle schedule(auto).
13809 Include correct location in the error message.
13810 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13811 and PRAGMA_OMP_CLAUSE_UNTIED.
13812 (OMP_TASK_CLAUSE_MASK): Define.
13813 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13814 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13815 * tree-nested.c (convert_nonlocal_omp_clauses,
13816 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13817 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13818 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13819 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13821 (conver_nonlocal_reference, convert_local_reference,
13822 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13823 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13824 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13825 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13826 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13827 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13828 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13829 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13830 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13832 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13833 * c-common.h (c_finish_omp_taskwait): New prototype.
13834 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13835 * tree-parloops.c (create_parallel_loop): Create 1 entry
13836 vectors for OMP_FOR_{INIT,COND,INCR}.
13837 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13838 (make_edges): Handle OMP_TASK.
13839 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13840 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13841 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13842 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13843 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13844 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13845 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13846 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13847 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13848 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13849 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13850 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13851 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13852 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13853 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13854 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13855 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13856 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13857 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13858 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13859 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13860 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13861 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13862 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13863 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13864 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13865 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13866 original iterator is present in lastprivate clause or if
13867 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13868 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13869 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13870 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13871 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13872 if it is set, lookup var in outer contexts too. Handle
13873 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13874 to be implicitly determined firstprivate for task regions.
13875 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13876 if it is set, lookup var in outer contexts too. Set
13877 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13878 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13879 OMP_CLAUSE_UNTIED. Take region_type as last argument
13880 instead of in_parallel and in_combined_parallel.
13881 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13883 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13884 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13885 (new_omp_context): Set default_kind to
13886 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13887 (omp_region_type): New enum.
13888 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13889 fields, add region_type.
13890 (new_omp_context): Take region_type as argument instead of is_parallel
13891 and is_combined_parallel.
13892 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13893 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13894 ctx->is_combined_parallel checks.
13895 (gimplify_omp_task): New function.
13896 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13898 * omp-low.c (extract_omp_for_data): Use schedule(static)
13899 for schedule(auto). Handle pointer and unsigned iterators.
13900 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13901 Add loops argument. Extract data for collapsed OMP_FOR loops.
13902 (expand_parallel_call): Assert sched_kind isn't auto,
13903 map runtime schedule to index 3.
13904 (struct omp_for_data_loop): New type.
13905 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13906 Add loop, loops, collapse and iter_type fields.
13907 (workshare_safe_to_combine_p): Disallow combined for if
13908 iter_type is unsigned long long. Don't combine collapse > 1 loops
13909 unless all bounds and steps are constant. Adjust extract_omp_for_data
13911 (expand_omp_for_generic): Handle pointer, unsigned and long long
13912 iterators. Handle collapsed OMP_FOR loops. Adjust
13913 for struct omp_for_data changes. If libgomp function doesn't return
13914 boolean_type_node, add comparison of the return value with 0.
13915 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13916 pointer, unsigned and long long iterators. Adjust for struct
13917 omp_for_data changes.
13918 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13919 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13920 unsigned long long. Allocate loops array, pass it to
13921 extract_omp_for_data. For collapse > 1 loops use always
13922 expand_omp_for_generic.
13923 (omp_context): Add sfield_map and srecord_type fields.
13924 (is_task_ctx, lookup_sfield): New functions.
13925 (use_pointer_for_field): Use is_task_ctx helper. Change first
13926 argument's type from const_tree to tree. Clarify comment.
13927 In OMP_TASK disallow copy-in/out sharing.
13928 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13929 (install_var_field): Add mask argument. Populate both record_type
13930 and srecord_type if needed.
13931 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13933 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13934 and DECL_FIELD_OFFSET.
13935 (scan_sharing_clauses): Adjust install_var_field callers. For
13936 firstprivate clauses on explicit tasks allocate the var by value in
13937 record_type unconditionally, rather than by reference.
13938 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13939 Use is_taskreg_ctx instead of is_parallel_ctx.
13940 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13941 (create_omp_child_function_name): Add task_copy argument, use
13942 *_omp_cpyfn* names if it is true.
13943 (create_omp_child_function): Add task_copy argument, if true create
13944 *_omp_cpyfn* helper function.
13945 (scan_omp_parallel): Adjust create_omp_child_function callers.
13946 Rename parallel_nesting_level to taskreg_nesting_level.
13947 (scan_omp_task): New function.
13948 (lower_rec_input_clauses): Don't run constructors for firstprivate
13949 explicit task vars which are initialized by *_omp_cpyfn*.
13950 Pass outer var ref to omp_clause_default_ctor hook if
13951 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13952 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13953 OMP_CLAUSE_REDUCTION_INIT.
13954 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13955 avoid duplicate setting of fields. Handle
13956 OMP_CLAUSE_PRIVATE_OUTER_REF.
13957 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13958 copy-out if TREE_READONLY, only copy-in.
13959 (expand_task_copyfn): New function.
13960 (expand_task_call): New function.
13961 (struct omp_taskcopy_context): New type.
13962 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13964 (lower_omp_parallel): Rename to...
13965 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13966 Call create_task_copyfn if srecord_type is needed. Adjust
13968 (task_shared_vars): New variable.
13969 (check_omp_nesting_restrictions): Warn if work-sharing,
13970 barrier, master or ordered region is closely nested inside OMP_TASK.
13971 Add warnings for barrier if closely nested inside of work-sharing,
13972 ordered, or master region.
13973 (scan_omp_1): Call check_omp_nesting_restrictions even for
13974 GOMP_barrier calls. Rename parallel_nesting_level to
13975 taskreg_nesting_level. Handle OMP_TASK.
13976 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13977 work-sharing construct, continue looking for them on parent parallel
13979 (lower_omp_for_lastprivate): Add lastprivate clauses
13980 to the beginning of dlist rather than end. Adjust for struct
13981 omp_for_data changes.
13982 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13983 not after it. Handle collapsed OMP_FOR loops, adjust for
13984 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13985 (get_ws_args_for): Adjust extract_omp_for_data caller.
13986 (scan_omp_for): Handle collapsed OMP_FOR
13987 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13988 (lower_omp_single_simple): If libgomp function doesn't return
13989 boolean_type_node, add comparison of the return value with 0.
13990 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13991 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13992 (parallel_nesting_level): Rename to...
13993 (taskreg_nesting_level): ... this.
13994 (is_taskreg_ctx): New function.
13995 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13996 of is_parallel_ctx.
13997 (execute_lower_omp): Rename parallel_nesting_level to
13998 taskreg_nesting_level.
13999 (expand_omp_parallel): Rename to...
14000 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14001 Call omp_task_call for OMP_TASK regions.
14002 (expand_omp): Adjust caller, handle OMP_TASK.
14003 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14005 * bitmap.c (bitmap_default_obstack_depth): New variable.
14006 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14007 if argument is NULL and bitmap_default_obstack is already initialized.
14008 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14010 * matrix-reorg.c (matrix_reorg): Likewise.
14012 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14014 * config/i386/i386.md (*indirect_jump): Macroize using P
14015 mode iterator. Remove !TARGET_64BIT from insn constraints.
14016 (*tablejump_1): Ditto.
14017 (*indirect_jump_rex64): Remove insn pattern.
14018 (*tablejump_1_rex64): Ditto.
14019 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14020 and eh_return_si insn patterns.
14022 2008-06-06 Richard Guenther <rguenther@suse.de>
14024 * tree-ssa-structalias.c (merge_smts_into): Remove.
14025 (find_what_p_points_to): Do not bother to compute the
14026 points-to set for pt_anything pointers.
14027 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14028 for pt_anything pointers is ok.
14030 2008-06-06 Jan Hubicka <jh@suse.cz>
14032 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14034 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14036 * cgraph.c: Fix typos in comments.
14037 (cgraph_availability_names): Fix string typo.
14038 * fold-const.c: Fix typos in comments.
14039 (fold_binary): Fix typo in warning.
14040 * genautomata.c: Fix typos in comments.
14041 (check_presence_pattern_sets): Fix typo in local variable.
14042 (output_description): Fix typo in output.
14043 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14044 * hwint.h: Likewise.
14045 * matrix-reorg.c (check_allocation_function): Likewise.
14046 * omega.c (smooth_weird_equations): Likewise.
14047 * auto-inc-dec.c: Fix typos in comments.
14048 * bb-reorder.c: Likewise.
14049 * builtins.c: Likewise.
14050 * c-common.c: Likewise.
14051 * c-cppbuiltin.c: Likewise.
14052 * c-parser.c: Likewise.
14053 * c-pretty-print.c: Likewise.
14054 * cfgcleanup.c: Likewise.
14055 * cfgexpand.c: Likewise.
14056 * cfghooks.c: Likewise.
14057 * cfglayout.c: Likewise.
14058 * cfgloopmanip.c: Likewise.
14059 * cgraphunit.c: Likewise.
14060 * coverage.c: Likewise.
14061 * dbxout.c: Likewise.
14062 * df-byte-scan.c: Likewise.
14063 * df-core.c: Likewise.
14064 * df-problems.c: Likewise.
14065 * df-scan.c: Likewise.
14067 * dominance.c: Likewise.
14068 * domwalk.c: Likewise.
14070 * dwarf2out.c: Likewise.
14071 * emit-rtl.c: Likewise.
14072 * et-forest.c: Likewise.
14073 * function.c: Likewise.
14074 * function.h: Likewise.
14076 * gcov-io.c: Likewise.
14077 * gcov.c: Likewise.
14078 * gcse.c: Likewise.
14079 * genattrtab.c: Likewise.
14080 * ggc-page.c: Likewise.
14081 * gimplify.c: Likewise.
14082 * gthr-lynx.h: Likewise.
14083 * haifa-sched.c: Likewise.
14084 * ipa-cp.c: Likewise.
14085 * ipa-inline.c: Likewise.
14086 * ipa-prop.h: Likewise.
14087 * ipa-pure-const.c: Likewise.
14088 * ipa-struct-reorg.c: Likewise.
14089 * ipa-struct-reorg.h: Likewise.
14090 * ipa-type-escape.c: Likewise.
14092 * loop-doloop.c: Likewise.
14093 * mips-tfile.c: Likewise.
14094 * mkmap-flat.awk: Likewise.
14095 * mkmap-symver.awk: Likewise.
14096 * modulo-sched.c: Likewise.
14097 * omp-low.c: Likewise.
14098 * optabs.c: Likewise.
14099 * optabs.h: Likewise.
14100 * opts.c: Likewise.
14101 * passes.c: Likewise.
14102 * postreload-gcse.c: Likewise.
14103 * postreload.c: Likewise.
14104 * predict.c: Likewise.
14105 * pretty-print.h: Likewise.
14106 * profile.c: Likewise.
14107 * protoize.c: Likewise.
14108 * ra-conflict.c: Likewise.
14109 * real.c: Likewise.
14110 * recog.c: Likewise.
14111 * regclass.c: Likewise.
14112 * regs.h: Likewise.
14113 * reload.c: Likewise.
14114 * rtl-error.c: Likewise.
14115 * rtlanal.c: Likewise.
14116 * scan.h: Likewise.
14117 * sched-rgn.c: Likewise.
14119 * stmt.c: Likewise.
14120 * target.h: Likewise.
14121 * tree-dfa.c: Likewise.
14122 * tree-eh.c: Likewise.
14123 * tree-flow-inline.h: Likewise.
14124 * tree-inline.c: Likewise.
14125 * tree-into-ssa.c: Likewise.
14126 * tree-loop-distribution.c: Likewise.
14127 * tree-nested.c: Likewise.
14128 * tree-parloops.c: Likewise.
14129 * tree-pass.h: Likewise.
14130 * tree-pretty-print.c: Likewise.
14131 * tree-profile.c: Likewise.
14132 * tree-scalar-evolution.c: Likewise.
14133 * tree-sra.c: Likewise.
14134 * tree-ssa-alias-warnings.c: Likewise.
14135 * tree-ssa-ccp.c: Likewise.
14136 * tree-ssa-coalesce.c: Likewise.
14137 * tree-ssa-dom.c: Likewise.
14138 * tree-ssa-dse.c: Likewise.
14139 * tree-ssa-forwprop.c: Likewise.
14140 * tree-ssa-live.c: Likewise.
14141 * tree-ssa-live.h: Likewise.
14142 * tree-ssa-loop-im.c: Likewise.
14143 * tree-ssa-loop-ivopts.c: Likewise.
14144 * tree-ssa-loop-niter.c: Likewise.
14145 * tree-ssa-loop-prefetch.c: Likewise.
14146 * tree-ssa-phiopt.c: Likewise.
14147 * tree-ssa-phiprop.c: Likewise.
14148 * tree-ssa-sccvn.c: Likewise.
14149 * tree-ssa-ter.c: Likewise.
14150 * tree-ssa-threadupdate.c: Likewise.
14151 * tree-ssa.c: Likewise.
14152 * tree-vect-analyze.c: Likewise.
14153 * tree-vect-transform.c: Likewise.
14154 * tree-vectorizer.c: Likewise.
14155 * tree-vn.c: Likewise.
14156 * tree-vrp.c: Likewise.
14157 * tree.c: Likewise.
14158 * tree.def: Likewise.
14159 * tree.h: Likewise.
14160 * unwind-dw2-fde.c: Likewise.
14161 * unwind.inc: Likewise.
14162 * value-prof.c: Likewise.
14163 * vmsdbgout.c: Likewise.
14165 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14167 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14168 always place FP constants in the TOC for TARGET_POWERPC64.
14169 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14171 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14173 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14174 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14175 enable for TARGET_E500_DOUBLE.
14176 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14177 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14178 floating-point modes like integer modes for E500 double.
14179 (rs6000_legitimate_offset_address_p): Likewise.
14180 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14181 addressing for DDmode for E500 double.
14182 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14183 modes as using 64-bits of registers for E500 double.
14184 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14185 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14186 specially for E500 double.
14187 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14188 TDmode for E500 double.
14189 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14190 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14191 (rs6000_split_multireg_move): Do not handle TDmode specially for
14193 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14194 using 64-bit registers for E500 double.
14195 (emit_frame_save): Do not handle DDmode specially for E500 double.
14196 (gen_frame_mem_offset): Likewise.
14197 (rs6000_function_value): Do not call spe_build_register_parallel
14198 for DDmode or TDmode.
14199 (rs6000_libcall_value): Likewise.
14200 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14201 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14204 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14206 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14209 2008-06-04 Junjie Gu <jgu@tensilica.com>
14211 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14212 comparison for frame pointers.
14214 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14217 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14219 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14222 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14223 register is already smaller or equal to required mode.
14225 2008-06-04 Xinliang David Li <davidxl@google.com>
14227 * tree-call-cdce.c: New file.
14228 (cond_dead_built_in_calls): New static variable.
14229 (input_domain): New struct.
14230 (check_pow): New function.
14231 (check_builtin_call): Ditto.
14232 (check_target_format): Ditto.
14233 (is_call_dce_candidate): Ditto.
14234 (gen_one_condition): Ditto.
14235 (gen_conditions_for_domain): Ditto.
14236 (get_domain): Ditto.
14237 (gen_conditions_for_pow_cst_base): Ditto.
14238 (gen_conditions_for_pow_int_base): Ditto.
14239 (gen_conditions_for_pow): Ditto.
14240 (get_no_error_domain): Ditto.
14241 (gen_shrink_wrap_conditions): Ditto.
14242 (shrink_wrap_one_built_in_call): Ditto.
14243 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14244 (tree_call_cdce): Ditto.
14245 (gate_call_cdce): Ditto.
14246 (pass_call_cdce): New gimple pass.
14247 * passes.c: (init_optimization_passes): New pass.
14248 * tree-pass.h: New pass declaration.
14249 * opts.c (decode_options): New flag setting.
14250 * common.opt: Add -ftree-builtin-call-dce flag.
14251 * Makefile.in: Add new source file.
14252 * tempvar.def: New tv_id.
14253 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14255 2008-06-04 Richard Guenther <rguenther@suse.de>
14257 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14258 (is_call_clobbered): Always check var_ann->call_clobbered.
14259 (mark_call_clobbered): Always set var_ann->call_clobbered.
14260 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14261 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14262 (reset_alias_info): Clear call clobbering info on MTAGs and
14264 (set_pt_anything): Set pt_global_mem.
14265 (create_tag_raw): Adjust comment.
14266 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14268 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14269 Maxim Kuvyrkov <maxim@codesourcery.com>
14271 * config/m68k/m68k.opt (mxgot): New option.
14272 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14273 (m68k_output_addr_const_extra): New.
14274 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14275 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14276 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14277 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14279 2008-06-04 Richard Guenther <rguenther@suse.de>
14281 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14282 negative or non-representable offsets.
14284 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14286 * config/i386/i386.c (ix86_gen_leave): New.
14287 (ix86_gen_pop1): Likewise.
14288 (ix86_gen_add3): Likewise.
14289 (ix86_gen_sub3): Likewise.
14290 (ix86_gen_sub3_carry): Likewise.
14291 (ix86_gen_one_cmpl2): Likewise.
14292 (ix86_gen_monitor): Likewise.
14293 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14294 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14295 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14296 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14297 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14298 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14299 (ix86_expand_epilogue): Updated.
14300 (print_operand): Handle integer register operand for 'z'.
14301 (ix86_expand_strlensi_unroll_1): Likewise.
14302 (ix86_expand_strlen): Likewise.
14303 (ix86_expand_builtin): Likewise.
14304 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14305 mov{q}/mov{l} and add{q}/add{l}.
14307 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14309 * config/i386/i386.md (P): New mode iterator.
14310 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14311 using P mode iterator.
14312 (DFmode push_operand splitter): Ditto.
14313 (XFmode push_operand splitter): Ditto.
14314 (DFmode float_extend SFmode push_operand splitter): Ditto.
14315 (XFmode float_extend SFmode push_operand splitter): Do not generate
14316 SImode pushes for 64bit target. Macroize Dimode and SImode
14317 pushes using P mode iterator.
14318 (XFmode float_extend DFmode push_operand splitter): Ditto.
14320 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14322 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14323 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14324 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14325 return type to int.
14326 (ix86_call_abi_override): Remove check for call_used_regs.
14328 2008-06-03 Richard Guenther <rguenther@suse.de>
14330 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14331 for the lhs of calls if the return type contains pointers.
14333 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14335 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14336 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14337 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14338 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14339 of cfun and DEFAULT_ABI to deceide abi mode.
14340 (DEFAULT_ABI): New.
14341 (REG_PARM_STACK_SPACE): Removed.
14342 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14343 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14344 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14345 (ix86_function_abi): Likewise.
14346 (ix86_function_type_abi): Likewise.
14347 (ix86_call_abi_override): Likewise.
14348 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14349 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14350 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14351 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14353 (X86_64_REGPARM_MAX): New.
14354 (X86_64_SSE_REGPARM_MAX): New.
14355 (X64_REGPARM_MAX): New.
14356 (X64_SSE_REGPARM_MAX): New.
14357 (X86_32_REGPARM_MAX): New.
14358 (X86_32_SSE_REGPARM_MAX): New.
14359 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14360 (ix86_function_regparm): Handle user calling abi.
14361 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14362 by DEFAULT_ABI versus SYSV_ABI check.
14363 (ix86_reg_parm_stack_space): New.
14364 (ix86_function_type_abi): New.
14365 (ix86_call_abi_override): New.
14366 (ix86_function_abi): New.
14367 (ix86_cfun_abi): New.
14368 (init_cumulative_args): Call abi specific initialization.
14369 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14370 (function_arg_64): Extend SSE_REGPARM_MAX check.
14371 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14372 (ix86_pass_by_reference): Likewise.
14373 (ix86_function_value_regno_p): Likewise.
14374 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14375 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14376 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14377 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14378 (setup_incoming_varargs_64): Adjust regparm for call abi.
14379 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14380 (ix86_va_start): Likewise.
14381 (ix86_gimplify_va_arg): Likewise.
14382 (ix86_expand_prologue): Likewise.
14383 (output_pic_addr_const): Likewise.
14384 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14385 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14386 (x86_output_mi_thunk): Likewise.
14387 (x86_function_profiler): Likewise.
14388 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14389 (SYSV_ABI, MS_ABI): New constants.
14390 (DEFAULT_ABI): New.
14391 (init_regs): Add prototype of function in regclass.c file.
14392 (OVERRIDE_ABI_FORMAT): New.
14393 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14394 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14395 (OUTGOING_REG_PARM_STACK_SPACE): New.
14396 (ix86_reg_parm_stack_space): New prototype.
14397 (CUMULATIVE_ARGS): Add call_abi member.
14398 (machine_function): Add call_abi member.
14399 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14400 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14402 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14405 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14406 (avr_builtin_setjmp_frame_value): New function.
14407 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14408 (nonlocal_goto): Define.
14410 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14412 * config/mips/mips.c (mips_emit_loadgp): Return early if
14413 there is nothing do to, otherwise emit a blockage if
14414 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14415 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14417 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14419 * configure.ac: Drop unneeded backslash ending up in config.in.
14420 * acinclude.m4: Likewise.
14421 * config.in: Regenerate.
14423 2008-05-26 Jan Hubicka <jh@suse.cz>
14425 * predict.c (maybe_hot_frequency_p): Break out of...
14426 (maybe_hot_bb_p): ... here.
14427 (maybe_hot_edge_p): New.
14428 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14429 * basic-block.h (maybe_hot_edge_p): Declare.
14431 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14433 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14434 (*cmpfp_<mode>_cc): Ditto.
14435 (*fp_jcc_8<mode>_387): Ditto.
14436 (*fop_<MODEF:mode>_2_i387): Ditto.
14437 (*fop_<MODEF:mode>_3_i387): Ditto.
14438 (*fop_xf_2_i387): Ditto.
14439 (*fop_xf_3_i387): Ditto.
14441 2008-06-02 Tomas Bily <tbily@suse.cz>
14443 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14445 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14447 * config/mips/mips.c (mips_valid_offset_p): New function.
14448 (mips_valid_lo_sum_p): Likewise.
14449 (mips_classify_address): Use them.
14450 (mips_force_address): New function.
14451 (mips_legitimize_address): Use it.
14452 * config/mips/mips.md (MOVE128): New mode iterator.
14453 (movtf): Require TARGET_64BIT. Remove empty strings.
14454 (*movtf_internal): Rename to...
14455 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14456 of "R" and use {,fp}{load,store} attributes instead of "multi".
14457 Use a separate define_split.
14458 (*movtf_mips16): New pattern.
14460 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14462 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14463 * config/mips/mips.c (mips_expand_before_return): New function.
14464 (mips_expand_epilogue): Call it.
14465 * config/mips/mips.md (return): Turn into a define_expand.
14466 (*return): New insn.
14468 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14470 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14471 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14472 functions. Do not emit uses and clobbers of CONCATs; individually
14473 use and clobber their operands.
14474 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14475 gen_clobber, emit_use and gen_use.
14476 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14477 (expand_builtin_return): Likewise.
14478 * cfgbuild.c (count_basic_blocks): Likewise.
14479 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14480 * explow.c (emit_stack_restore): Likewise.
14481 * expmed.c (extract_bit_field_1): Likewise.
14482 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14483 (emit_move_multi_word, store_constructor): Likewise.
14484 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14485 (thread_prologue_and_epilogue_insns): Likewise.
14486 * lower-subreg.c (resolve_simple_move): Likewise.
14487 * optabs.c (widen_operand, expand_binop): Likewise.
14488 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14489 * reload.c (find_reloads): Likewise.
14490 * reload1.c (eliminate_regs_in_insn): Likewise.
14491 * stmt.c (expand_nl_goto_receiver): Likewise.
14492 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14493 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14494 * config/arm/arm.c (arm_load_pic_register): Likewise.
14495 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14496 * config/arm/arm.md (untyped_return): Likewise.
14497 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14498 * config/avr/avr.c (expand_prologue): Likewise.
14499 * config/bfin/bfin.c (do_unlink): Likewise.
14500 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14501 * config/cris/cris.c (cris_expand_prologue): Likewise.
14502 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14503 (machopic_legitimize_pic_address): Likewise.
14504 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14505 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14506 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14507 (ix86_expand_convert_uns_didf_sse): Likewise.
14508 (ix86_expand_vector_init_general): Likewise.
14509 * config/ia64/ia64.md (eh_epilogue): Likewise.
14510 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14511 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14512 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14513 (config/iq2000/iq2000.c): Likewise.
14514 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14515 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14516 (builtin_longjmp): Likewise.
14517 * config/mn10300/mn10300.md (call, call_value): Likewise.
14518 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14519 * config/pdp11/pdp11.md (abshi2): Likewise.
14520 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14521 * config/s390/s390.c (s390_emit_prologue): Likewise.
14522 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14523 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14524 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14525 * config/sh/sh.c (prepare_move_operands): Likewise.
14526 (output_stack_adjust, sh_expand_epilogue): Likewise.
14527 (sh_set_return_address, sh_expand_t_scc): Likewise.
14528 * config/sparc/sparc.c (load_pic_register): Likewise.
14529 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14530 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14531 * config/v850/v850.c (expand_epilogue): Likewise.
14533 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14535 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14536 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14537 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14538 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14539 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14540 stack pointer register.
14541 (output_movhi): Remove code for interrupt specific writing to the
14542 stack pointer register.
14544 2008-05-31 Richard Guenther <rguenther@suse.de>
14546 PR tree-optimization/34244
14547 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14548 (tree_expr_nonzero_warnv_p): Likewise.
14549 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14550 ssa_name_nonnegative_p.
14551 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14552 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14553 not tree_expr_nonzero_warnv_p.
14555 PR tree-optimization/36262
14557 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14559 PR tree-optimization/34244
14560 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14561 (record_numbers_of_iterations): New function.
14562 (execute_vrp): Cache the numbers of iterations of loops.
14563 * tree-scalar-evolution.c (scev_reset_except_niters):
14565 (scev_reset): Use scev_reset_except_niters.
14566 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14568 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14570 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14571 __WORKAROUND_RETS when appropriate.
14573 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14575 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14576 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14578 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14579 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14580 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14581 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14582 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14583 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14584 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14585 *fop_df_1_sse insn patterns using MODEF mode iterator.
14586 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14587 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14588 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14589 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14590 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14591 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14592 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14593 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14594 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14595 (*fop_xf_5_i387): Ditto.
14596 (*fop_xf_6_i387): Ditto.
14598 2008-05-30 Richard Guenther <rguenther@suse.de>
14600 * builtins.c (build_string_literal): Avoid generating
14601 a non-gimple_val result.
14603 2008-05-30 DJ Delorie <dj@redhat.com>
14605 * exec-tool.in: Use an environment variable (private) instead of a
14606 file (shared) as a semaphore, so as to not break parallel builds.
14608 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14610 * optabs.c (maybe_encapsulate_block): Remove.
14611 (emit_libcall_block): Adjust accordingly.
14612 * optabs.h (maybe_encapsulate_block): Remove prototype.
14614 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14615 Don't use maybe_encapsulate_block.
14617 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14619 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14620 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14621 rtx is a SYMBOL_REF before calling get_pool_constant.
14623 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14625 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14627 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14629 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14630 rather than OS names to choose INO_T_EQ definition.
14631 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14632 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14634 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14637 * config/darwin-f.c: New.
14638 * config/t-darwin: Added rule to build darwin-f.o.
14639 * config.gcc: Defined new variable, fortran_target_objs.
14640 (*-*-darwin*): Set fortran_target_objs.
14641 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14642 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14643 * configure: Regenerated.
14645 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14648 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14649 canonical type if needed.
14651 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14653 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14655 2008-05-29 Richard Guenther <rguenther@suse.de>
14657 PR tree-optimization/36343
14658 PR tree-optimization/36346
14659 PR tree-optimization/36347
14660 * tree-flow.h (clobber_what_p_points_to): Declare.
14661 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14662 pointed-to variable is dereferenced is irrelevant to whether
14663 the pointer can access the pointed-to variable.
14664 (clobber_what_p_points_to): New function.
14665 * tree-ssa-alias.c (set_initial_properties): Use it.
14666 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14667 call clobber check for NMTs.
14669 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14671 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14672 for printing gcov_type.
14674 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14676 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14677 and the eh region information.
14678 * value-prof.c (gimple_move_stmt_histograms): New function.
14679 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14681 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14683 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14685 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14687 * value-prof.c (tree_ic_transform): Print counts.
14688 * tree-profile.c (tree_gen_ic_func_profiler):
14689 Clear __gcov_indreict_call_callee variable to avoid misattribution
14692 2008-05-28 Rafael EspÃndola <espindola@google.com>
14694 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14697 2008-05-28 Richard Guenther <rguenther@suse.de>
14699 PR tree-optimization/36339
14700 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14701 and clobbering code out of the loop.
14703 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14705 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14708 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14709 s390_contiguous_bitmask_p, s390_symref_operand_p,
14710 s390_check_symref_alignment, s390_reload_larl_operand,
14711 s390_reload_symref_address): New functions.
14712 (s390_branch_condition_mnemonic): Support compare and branch
14714 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14715 and 'W' constraints.
14716 (s390_secondary_reload): Add secondary reloads for unaligned
14717 symbol refs or symbol refs to floating point or QI/TI mode
14719 (legitimate_address_p): Accept symbol references as addresses.
14720 (s390_expand_insv): Use rotate and insert selected bits
14721 instruction for insv when building for z10.
14722 (print_operand_address): Handle symbol ref addresses.
14723 (print_operand): Output modifier 'c' added for signed byte values.
14724 (s390_encode_section_info): Mark symbol refs with
14725 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14727 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14728 (length attribute): RRF, RRR have 4 byte length.
14729 (FPALL, INTALL): New mode iterators added.
14730 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14731 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14732 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14733 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14734 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14735 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14736 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14737 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14739 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14740 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14741 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14742 reload<INTALL:mode><P:mode>_toreg_z10,
14743 reload<FPALL:mode><P:mode>_tomem_z10,
14744 reload<FPALL:mode><P:mode>_toreg_z10,
14745 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14746 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14747 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14748 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14750 (movmem, clrmem, cmpmem): New splitters added.
14752 * config/s390/predicates.md (larl_operand): Use
14753 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14754 SYMBOL_REF_ALIGN1_P.
14755 (s390_signed_integer_comparison,
14756 s390_unsigned_integer_comparison): New predicates.
14758 * config/s390/s390-protos.h (s390_check_symref_alignment,
14759 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14760 s390_reload_symref_address,
14761 s390_compare_and_branch_condition_mask): Prototypes added.
14763 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14764 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14765 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14767 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14769 * config/s390/s390.c (z10_cost): New cost function for z10.
14770 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14771 (s390_issue_rate): Adjust issue rate for z10.
14772 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14773 (processor_flags): Add PF_Z10.
14774 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14775 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14776 * gcc/config.gcc: Add z10.
14778 2008-05-28 Richard Guenther <rguenther@suse.de>
14780 PR tree-optimization/36291
14781 * tree-flow. h (struct gimple_df): Remove var_anns member.
14782 * tree-flow-inline.h (gimple_var_anns): Remove.
14783 (var_ann): Simplify.
14784 * tree-dfa.c (create_var_ann): Simplify.
14785 (remove_referenced_var): Clear alias info from var_anns of globals.
14786 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14787 (delete_tree_ssa): Clear alias info from var_anns of globals.
14788 Do not free var_anns.
14789 (var_ann_eq): Remove.
14790 (var_ann_hash): Likewise.
14792 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14794 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14795 and loongson2f entries.
14796 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14797 * config/mips/mips.h (processor_type): Add Loongson-2E
14798 and Loongson-2F entries.
14799 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14800 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14801 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14802 * doc/invoke.texi (MIPS Options): Document loongson2e
14803 and loongson2f processor names.
14805 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14809 * config/i386/i386.c (ix86_function_arg_boundary): Use
14810 alignment of canonical type.
14811 (ix86_expand_vector_move): Check unaligned memory access for
14814 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14816 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14817 Moved to the front of file.
14819 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14820 H.J. Lu <hongjiu.lu@intel.com>
14822 * dwarf2out.c (current_fde): New.
14824 (lookup_cfa:): Likewise.
14825 (dwarf2out_end_epilogue): Likewise.
14826 (dwarf2out_note_section_used): Likewise.
14828 2008-05-27 Michael Matz <matz@suse.de>
14831 * c.opt (Wenum-compare): New warning option.
14832 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14834 2008-05-27 Michael Matz <matz@suse.de>
14836 PR middle-end/36326
14837 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14839 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14840 into memory as tail calls.
14842 2008-05-27 Richard Guenther <rguenther@suse.de>
14844 PR tree-optimization/36339
14845 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14846 pointers cause all addressable variables to be call clobbered.
14848 2008-05-27 Richard Guenther <rguenther@suse.de>
14850 PR tree-optimization/36245
14851 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14853 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14855 * config/s390/s390.md: Replace all occurences of the 'm'
14856 constraint with 'RT'.
14858 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14860 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14862 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14864 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14865 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14866 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14868 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14870 * reload.c: (find_reloads): Skip alternatives according to the
14871 "enabled" attribute. Constify the constraint variable.
14872 * recog.c (get_attr_enabled): Add default implementation.
14873 (extract_insn): Set the alternative_enabled_p array
14874 in the recog_data struct.
14875 (preprocess_constraints, constrain_operands): Skip
14876 alternatives according to the "enabled" attribute
14877 * recog.h (struct recog_data): New field alternative_enabled_p.
14878 (skip_alternative): New inline function.
14879 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14880 (record_reg_classes): Skip alternative according to the
14881 "enabled" attribute.
14883 * doc/md.texi: Add documention for the "enabled" attribute.
14885 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14887 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14888 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14889 constraint with TARGET_MEM_CONSTRAINT.
14890 * recog.c (asm_operand_ok, preprocess_constraints,
14891 constrain_operands): Likewise.
14892 * regclass.c (record_reg_classes): Likewise.
14893 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14894 * reload1.c (maybe_fix_stack_asms): Likewise.
14895 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14896 * recog.h: Adjust comment.
14897 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14898 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14899 * doc/md.texi: Add a note to description of 'm' constraint.
14900 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14902 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14904 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14905 that the bitfield is of integral type before testing its precision.
14907 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14908 Sa Liu <saliu@de.ibm.com>
14910 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14911 __modti3, __udivti3, __umodti3 and __udivmodti4.
14912 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14913 that implement TImode mul and div functions.
14914 * config/spu/multi3.c: New. Implement __multi3.
14915 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14916 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14919 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14921 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14922 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14923 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14924 tls_sysv_suffix): New mode and mode attribute iterators.
14925 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14926 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14927 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14928 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14929 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14932 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14934 PR tree-optimization/36329
14935 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14936 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14937 * cgraphbuild.c (initialize_inline_failed): Use the latter
14938 macro in lieu of the former.
14939 * ipa-inline.c (cgraph_mark_inline): Likewise.
14940 (cgraph_decide_inlining_of_small_function): Likewise.
14941 (cgraph_decide_inlining): Likewise.
14942 (cgraph_decide_inlining_incrementally): Likewise.
14944 2008-05-26 Tristan Gingold <gingold@adacore.com>
14945 Anatoly Sokolov <aesok@post.ru>
14947 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14948 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14949 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14950 optimization for 'avr6' architecture.
14952 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14955 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14957 2008-05-26 Richard Guenther <rguenther@suse.de>
14959 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14960 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14962 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14964 PR middle-end/36253
14965 * caller-save.c (insert_restore): Verify alignment of spill space.
14966 (insert_save): Likewise.
14967 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14968 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14969 (STACK_SLOT_ALIGNMENT): Likewise.
14970 * function.c (LOCAL_ALIGNMENT): Removed.
14971 (get_stack_local_alignment): New.
14972 (assign_stack_local): Use it. Set alignment on stack slot.
14973 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14974 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14975 (STACK_SLOT_ALIGNMENT): New.
14976 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14977 stack slot in XFmode.
14979 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14981 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14984 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14985 argument operand in rax isn't removed.
14987 2008-05-26 Richard Guenther <rguenther@suse.de>
14989 PR middle-end/36300
14990 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14991 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14993 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14996 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14998 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15000 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15001 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15003 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15005 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15006 build a trampoline if we don't want one.
15007 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15008 return zero for nested functions if we don't want a trampoline.
15010 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15012 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15014 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15017 * c.opt: Removed undocumented option '-lang-fortran'.
15018 * c-common.h: Removed global variable 'lang_fortran'.
15019 * c-opts.c (c_common_handle_option): Removed code to handle
15020 option '-lang-fortran'. Updated includes.
15021 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15022 definition of '__GFORTRAN__'.
15023 (define__GNUC__): Reimplemented to use BASEVER and
15024 cpp_define_formatted.
15025 (builtin_define_with_value_n): Removed.
15026 * c-incpath.h: Renamed to ...
15027 * incpath.h: ... this.
15028 * c-incpath.c: Renamed to ...
15029 * incpath.c: ... this. Updated includes.
15030 * fix-header.c: Updated includes.
15031 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15032 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15033 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15035 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15037 * tree.h: Update the table of flags used on tree nodes.
15038 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15039 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15040 (FORCED_LABEL): Add access check.
15041 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15042 (ASM_INPUT_P): Likewise.
15043 (ASM_VOLATILE_P): Likewise.
15044 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15045 (OMP_SECTION_LAST): Access private_flag directly.
15046 (OMP_RETURN_NOWAIT): Likewise.
15047 (OMP_PARALLEL_COMBINED): Likewise.
15048 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15049 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15050 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15051 deprecated_flag directly.
15053 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15055 * final.c (frame_pointer_needed): Removed.
15056 * flags.h (frame_pointer_needed): Likewise.
15058 * function.h (rtl_data): Add frame_pointer_needed.
15059 (frame_pointer_needed): New.
15061 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15063 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15065 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15067 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15070 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15072 * c-common.c (strip_array_types): Move function to..
15074 (get_inner_array_type): Delete.
15075 * c-common.h (strip_array_types): Move declaration to..
15077 (get_inner_array_type): Delete.
15078 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15079 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15080 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15081 * config/pa/pa.c (emit_move_sequence): Likewise.
15083 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15085 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15088 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15090 * function.c: Include target hook for nonlocal_goto frame value.
15092 2008-05-24 Richard Guenther <rguenther@suse.de>
15094 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15095 variable can be only accessed through a pointer or a union.
15097 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15099 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15100 * doc/extend.texi: Likewise.
15102 2008-05-23 DJ Delorie <dj@redhat.com>
15104 * config/m32c/jump.md (untyped_call): Add.
15106 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15107 for A24 to PSImode.
15108 (m32c_address_cost): Detail costs for indirect offsets.
15110 2008-05-23 Rafael EspÃndola <espindola@google.com>
15112 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15113 if a node is a SUBREG.
15114 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15117 2008-05-23 Paul Brook <paul@codesourcery.com>
15118 Carlos O'Donell <carlos@codesourcery.com>
15120 * doc/extend.texi: Clarify use of __attribute__((naked)).
15121 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15122 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15123 * function.c (use_register_for_decl): Use
15124 targetm.calls.allocate_stack_slots_for_args.
15125 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15126 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15127 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15129 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15131 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15133 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15135 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15136 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15137 is only rounded once.
15139 2008-05-23 Richard Guenther <rguenther@suse.de>
15141 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15143 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15144 Jakub Jelinek <jakub@redhat.com>
15147 * configure.ac: Handle --enable-cld.
15148 * configure: Regenerated.
15149 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15150 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15151 (ix86_current_function_needs_cld): New define.
15152 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15153 (cld): New isns pattern.
15154 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15155 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15156 * config/i386/i386.opt (mcld): New option.
15157 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15158 TARGET_CLD and ix86_current_function_needs_cld.
15159 (override_options): Use -mcld by default for 32-bit code if
15162 * doc/install.texi (Options specification): Document --enable-cld.
15163 * doc/invoke.texi (Machine Dependent Options)
15164 [i386 and x86-64 Options]: Add -mcld option.
15165 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15167 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15168 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15169 (return_in_memory_64): Likewise.
15170 (return_in_memory_ms_64): Likewise.
15172 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15174 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15175 * builtins.c (fold_builtin_fpclassify): New.
15176 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15177 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15178 * c-common.c (handle_type_generic_attribute): Adjust to accept
15179 fixed arguments before an elipsis.
15180 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15181 * doc/extend.texi: Document __builtin_fpclassify.
15183 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15185 * omp-low.c (gate_expand_omp_ssa): Remove.
15186 (pass_expand_omp_ssa): Remove.
15187 (gate_expand_omp): Do not check for flag_openmp_ssa.
15188 * common.opt (-fopenmp-ssa): Remove.
15189 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15191 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15193 * config/sh/sh.opt (mfixed-range): New option.
15194 * config/sh/sh-protos.h (sh_fix_range): Declare.
15195 * config/sh/sh.c (sh_fix_range): New function.
15196 * config/sh/sh.h (sh_fixed_range_str): Declare.
15197 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15199 * doc/invoke.texi (SH Options): Document -mfixed-range.
15201 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15203 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15204 it before the redeclaration.
15206 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15208 * config/avr/avr.c (get_sequence_length): Add new function.
15209 (expand_prologue, expand_epilogue): Remove duplicate code.
15211 2008-05-22 Rafael EspÃndola <espindola@google.com>
15213 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15216 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15218 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15219 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15221 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15222 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15223 (vect_update_misalignment_for_peel): Likewise.
15224 (vector_alignment_reachable_p): Likewise.
15225 * tree-vect-transform.c (vectorizable_load): Likewise.
15226 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15227 (get_vectype_for_scalar_type): Pass mode of scalar_type
15228 to UNITS_PER_SIMD_WORD.
15230 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15231 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15232 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15233 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15234 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15236 2008-05-22 Ira Rosen <irar@il.ibm.com>
15238 PR tree-optimization/36293
15239 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15240 if the first load must be skipped because of a gap.
15242 2008-05-22 Richard Guenther <rguenther@suse.de>
15244 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15245 more cases of offset disambiguation that is possible if
15246 strict-aliasing rules apply.
15247 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15248 for basic offset and type-based disambiguation.
15250 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15252 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15253 ix86_expand_vector_set on V16QImode for SSE4.1.
15255 2008-05-21 Tom Tromey <tromey@redhat.com>
15257 * c.opt (Wimport): Mark as undocumented.
15258 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15260 (Warning Options): Likewise.
15261 * doc/cppopts.texi: Don't mention -Wimport.
15263 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15265 PR tree-optimization/36287
15266 PR tree-optimization/36286
15267 * lambda-code.c (build_access_matrix): Do not use the loop->num
15268 for computing the number of induction variables: use the loop depth
15271 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15274 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15275 option -f(no-)leading-underscore.
15277 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15279 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15280 GET_MODE_NUNITS (mode).
15282 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15284 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15285 (-mmulhw): Add 464 to description.
15286 (-mdlmzb): Likewise.
15287 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15288 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15290 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15291 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15292 * config/rs6000/rs6000.md: Update comments for 464.
15294 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15296 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15298 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15300 * config/i386/sse.md (vec_extractv4sf): Removed.
15301 (vec_extractv2df): Likewise.
15302 (vec_extractv2di): Likewise.
15303 (vec_extractv4si): Likewise.
15304 (vec_extractv8hi): Likewise.
15305 (vec_extractv16qi): Likewise.
15306 (vec_extract<mode>): New.
15308 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15310 * config/i386/sse.md (vec_setv4sf): Removed.
15311 (vec_setv2df): Likewise.
15312 (vec_setv2di): Likewise.
15313 (vec_setv4si): Likewise.
15314 (vec_setv8hi): Likewise.
15315 (vec_setv16qi): Likewise.
15316 (vec_set<mode>): New.
15318 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15320 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15321 goto for vec_concat and vec_interleave.
15323 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15325 * config/i386/sse.md (vec_initv4sf): Removed.
15326 (vec_initv2df): Likewise.
15327 (vec_initv2di): Likewise.
15328 (vec_initv4si): Likewise.
15329 (vec_initv8hi): Likewise.
15330 (vec_initv16qi): Likewise.
15331 (vec_init<mode>): New.
15333 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15335 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15337 2008-05-21 Tom Tromey <tromey@redhat.com>
15339 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15340 (zone_find_object_offset): Likewise.
15341 (gt_ggc_m_S): Likewise.
15342 (highest_bit): Likewise.
15343 * ggc-page.c (gt_ggc_m_S): New function.
15344 * stringpool.c (string_stack): Remove.
15345 (init_stringpool): Update.
15346 (ggc_alloc_string): Use ggc_alloc.
15347 (maybe_delete_ident): New function.
15348 (ggc_purge_stringpool): Likewise.
15349 (gt_ggc_m_S): Remove.
15350 * ggc-common.c (ggc_protect_identifiers): New global.
15351 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15352 ggc_protect_identifiers.
15353 * ggc.h (ggc_protect_identifiers): Declare.
15354 (gt_ggc_m_S): Update.
15355 (ggc_purge_stringpool): Declare.
15356 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15357 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15359 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15361 2008-05-21 David S. Miller <davem@davemloft.net>
15363 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15366 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15368 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15371 2008-05-20 David Daney <ddaney@avtrex.com>
15373 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15374 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15375 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15376 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15377 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15378 (atomic_hiqi_op): New define_code_iterator.
15379 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15380 mips_expand_compare_and_swap_12.
15381 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15382 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15383 (sync_<optab><mode>, sync_old_<optab><mode>,
15384 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15385 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15386 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15387 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15388 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15389 (test_and_set_12): New insn.
15390 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15391 sync_new_<optab><mode>, sync_old_nand<mode>,
15392 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15393 clobber to operand 0 for SI and DI mode insns.
15394 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15395 mips_gen_fn_4): New typedefs.
15396 (mips_gen_fn_ptrs): Define new union type.
15397 (mips_expand_compare_and_swap_12): Remove declaration.
15398 (mips_expand_atomic_qihi): Declare function.
15399 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15400 (mips_expand_atomic_qihi): ... this. Use new generator function
15402 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15403 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15404 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15405 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15406 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15407 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15408 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15409 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15410 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15411 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15414 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15416 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15419 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15421 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15422 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15423 (avr_attribute_table): Add 'OS_main' function attribute.
15424 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15425 functions with 'OS_main' attribute.
15427 2008-05-20 Richard Guenther <rguenther@suse.de>
15429 PR tree-optimization/35204
15430 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15431 helper, split out from ...
15432 (DFS): ... here. Make the DFS walk non-recursive.
15434 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15435 Jan Sjodin <jan.sjodin@amd.com>
15437 PR tree-optimization/36181
15438 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15439 (parallelize_loops): Don't parallelize when the loop has vector
15442 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15443 Sebastian Pop <sebastian.pop@amd.com>
15445 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15446 matrix, and never look at the tree representation of the memory
15448 (linear_transform_loops): Computes parameters and access matrices.
15449 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15451 (access_matrix_get_index_for_parameter): New.
15452 * tree-data-ref.h (struct access_matrix): New.
15453 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15454 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15455 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15456 am_vector_index_for_loop): New.
15457 (struct data_reference): Add field access_matrix.
15458 (DR_ACCESS_MATRIX): New.
15459 (compute_data_dependences_for_loop): Update declaration.
15460 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15461 * lambda.h (lambda_vector_vec_p): Declared.
15462 * lambda-code.c: Depend on pointer-set.h.
15463 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15464 av_for_af_base, av_for_af, build_access_matrix,
15465 lambda_compute_access_matrices): New.
15466 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15468 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15470 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15471 $SOURCEDIR/include.
15473 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15474 Sebastian Pop <sebastian.pop@amd.com>
15476 PR tree-optimization/36206
15477 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15479 (instantiate_scev_1): Rename flags to fold_conversions.
15480 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15481 outeside instantiation_loop.
15482 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15483 (evolution_function_is_affine_or_constant_p): Removed.
15484 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15486 (analyze_siv_subscript): Pass in the loop nest number.
15487 Call evolution_function_is_affine_in_loop instead of
15488 evolution_function_is_affine_p.
15489 (analyze_overlapping_iterations): Pass in the loop nest number.
15491 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15492 Sebastian Pop <sebastian.pop@amd.com>
15494 PR tree-optimization/36206
15495 * tree-chrec.h (chrec_fold_op): New.
15496 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15499 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15501 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15503 (remove_duplicates): Do not set inode on non-inode systems.
15506 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15508 * config.gcc (tm_file): Update comments about relative pathnames.
15510 2008-05-20 Richard Guenther <rguenther@suse.de>
15512 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15513 * tree-ssa-sccvn.c (process_scc): Likewise.
15514 * tree-ssa-sink.c (execute_sink_code): Likewise.
15515 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15516 * tree-vrp.c (process_assert_insertions): Likewise.
15517 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15518 (perform_tree_ssa_dce): Likewise.
15519 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15520 (dump_dominator_optimization_stats): Likewise.
15521 * tree-vectorizer.c (vectorize_loops): Likewise.
15523 2008-05-20 Richard Guenther <rguenther@suse.de>
15525 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15527 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15529 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15530 (ix86_i386elf_return_in_memory): Likewise.
15531 (ix86_i386interix_return_in_memory): Likewise.
15532 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15533 (SUBTARGET_RETURN_IN_MEMORY): New.
15534 * config/i386/i386elf.h: Likewise.
15535 * config/i386/ptx4-i.h: Likewise.
15536 * config/i386/sol2-10.h: Likewise.
15537 * config/i386/sysv4.h: Likewise.
15538 * config/i386/vx-common.h: Likewise.
15539 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15540 * config/i386/i386.c (ix86_return_in_memory): Made static and
15541 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15542 (ix86_i386elf_return_in_memory): Removed.
15543 (ix86_i386interix_return_in_memory): Removed.
15544 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15545 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15547 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15549 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15551 2008-05-19 Xinliang David Li <davidxl@google.com>
15553 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15555 * common.opt: Ditto.
15556 * doc/invoke.texi: Ditto.
15558 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15560 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15561 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15563 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15565 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15566 sizes of operand array from 8/4 to 4/2.
15567 (ix86_expand_vector_init_general): Change size of operand array
15568 from 32 to 16. Remove op0, op1 and half_mode.
15570 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15572 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15573 (ix86_expand_vector_init_interleave): Likewise.
15574 (ix86_expand_vector_init_general): Use them. Assert
15575 word_mode == SImode when n_words == 4.
15577 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15579 * config/i386/i386.c (ix86_secondary_reload): New static function.
15580 (TARGET_SECONDARY_RELOAD): New define.
15581 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15582 * config/i386/i386.md (reload_outqi): Remove.
15584 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15586 PR middle-end/35509
15587 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15588 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15589 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15590 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15591 (fold_builtin_1): Likewise.
15592 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15593 c-common.c (check_builtin_function_arguments): Handle
15594 BUILT_IN_ISINF_SIGN.
15595 * doc/extend.texi: Document __builtin_isinf_sign.
15596 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15598 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15600 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15601 EH cleanup at the end of the pass, search for those that have been
15602 turned into forwarder blocks and do the cleanup on their successor.
15604 2008-05-18 Richard Guenther <rguenther@suse.de>
15606 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15607 pointers to sizetype and vice versa.
15609 2008-05-18 Xinliang David Li <davidxl@google.com>
15611 * gcc/tree-ssa-dce.c: Coding style fix.
15612 (check_pow): Documentation comment.
15613 (check_log): Documenation comment. Coding style fix.
15614 (is_unnecessary_except_errno_call): Ditto.
15615 (gen_conditions_for_pow): Ditto.
15616 (gen_conditions_for_log): Ditto.
15617 (gen_shrink_wrap_conditions): Ditto.
15618 (shrink_wrap_one_built_in_calls): Ditto.
15619 * gcc/doc/invoke.texi: Better documentation string.
15620 * ChangeLog: Fix wrong change log entries from
15621 May 17 checkin on function call DCE.
15623 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15625 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15627 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15629 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15630 * df-problems.c (simulation routines): Fixed block comment to
15631 properly say how to add forwards scanning functions.
15633 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15635 * tree-inline.c (setup_one_parameter): Remove dead code.
15637 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15639 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15640 a BIT_AND_EXPR only for an INTEGER_TYPE.
15642 2008-05-17 Xinliang David Li <davidxl@google.com>
15644 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15645 (check_pow, check_log, is_unnecessary_except_errno_call): New
15646 functions to check for eliminating math functions that are pure
15647 except for setting errno.
15648 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15649 general condition expressions for shrink-wrapping pow/log calls.
15650 (gen_shrink_wrap_conditions): Ditto.
15651 (shrink_wrap_one_built_in_call): Ditto.
15652 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15653 (mark_operand_necessary): If debugging, output if OP is necessary.
15654 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15656 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15658 * gcc/common.opt: New user flag -ftree-builtin-dce.
15659 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15661 2008-05-16 David S. Miller <davem@davemloft.net>
15663 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15664 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15666 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15669 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15671 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15673 * ifcvt.c (dead_or_predicable): Rename
15674 df_simulate_one_insn_backwards to df_simulate_one_insn.
15675 * recog.c (peephole2_optimize): Ditto.
15676 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15678 * df.h: Rename df_simulate_one_insn_backwards to
15679 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15680 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15681 scanning of defs and uses.
15682 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15683 (df_simulate_one_insn_forwards): Removed.
15685 2008-05-16 Doug Kwan <dougkwan@google.com>
15687 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15689 (real_from_string): Handle NaNs and Inf as approriate.
15691 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15693 * doc/gty.texi (Source Files Containing Type Information): Note
15694 that headers should appear first in the gtfiles list.
15696 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15698 * tree.def (COND_EXEC): Properly documented this code.
15700 2008-05-16 Diego Novillo <dnovillo@google.com>
15702 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15703 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15706 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15708 * tree-ssa-dse (max_stmt_uid): Removed.
15709 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15710 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15711 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15712 * function.h (cfun.last_stmt_uid): New field.
15713 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15714 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15716 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15717 (create_stmt_ann): Initialize the ann->uid field.
15718 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15720 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15722 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15724 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15725 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15726 (init_empty_tree_cfg): Call it.
15728 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15730 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15733 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15735 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15736 * tree-dump.c (dump_options): New verbose option.
15737 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15739 * tree-pass.h (TDF_VERBOSE): New dump flag.
15740 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15741 (tree-flow.h): Added include.
15742 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15744 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15746 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15748 From Jie Zhang <jie.zhang@analog.com>
15749 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15750 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15751 mcpu=bf561-none and mcpu=bf561-0.2.
15752 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15753 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15754 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15755 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15756 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15757 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15758 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15760 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15761 (cputype_selected): Remove.
15762 (bfin_handle_option): Don't use cputype_selected.
15763 (override_options): When no mcpu option, enable all workarounds.
15764 Don't use bfin_workarounds.
15765 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15767 (DEFAULT_CPU_TYPE): Don't define.
15769 2008-05-16 Richard Guenther <rguenther@suse.de>
15771 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15772 on deletion of the last stmt.
15774 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15776 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15777 V8HImode for SSE2 and V16QImode for SSE4.1.
15779 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15781 * cgraph.h (compute_inline_parameters): Made public.
15782 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15783 variable_generate_summary, function_write_summary,
15784 variable_write_summary, variable_read_summary. Added generate_summary,
15785 write_summary, read_summary.
15786 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15787 pass_ipa_inline.function_generate_summary, to
15788 compute_inline_parameters.
15789 * ipa-inline.c (compute_inline_parameters): Made public and added
15791 (compute_inline_parameters_for_current): New function.
15792 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15793 (inline_generate_summary): Removed parameter and made to loop over
15795 (pass_ipa_inline): Updated for new IPA_PASS structure.
15796 * passes.c (execute_ipa_summary_passes): Now is called once per
15797 pass rather than once per node*pass.
15799 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15801 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15802 avr_have_mul_p, avr_asm_only_p): Remove variables.
15803 (avr_override_options): Remove initialization of removed variables.
15804 (avr_file_start): Convert removed variables to fields of
15805 'struct base_arch_s *avr_current_arch'.
15806 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15807 (AVR_HAVE_MUL): (Ditto.).
15808 (AVR_HAVE_MOVW): (Ditto.).
15809 (AVR_HAVE_LPMX): (Ditto.).
15810 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15811 avr_asm_only_p): Remove declaration.
15813 2008-05-15 Diego Novillo <dnovillo@google.com>
15815 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15816 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15818 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15820 PR middle-end/36194
15821 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15822 Don't call record_truncated_value from here.
15823 (record_truncated_value): Turn it into a for_each_rtx callback.
15824 (record_truncated_values): New function.
15825 (combine_instructions): Call note_uses with record_truncated_values.
15826 Change name of check_conversion to check_promoted_subreg.
15828 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15830 * doc/sourcebuild.texi: Document support for torture tests.
15832 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15834 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15835 to alternative 4 of operand 2.
15837 2008-05-15 Richard Guenther <rguenther@suse.de>
15839 * tree-pass.h (current_pass): Declare.
15840 (get_pass_for_id): Likewise.
15841 * passes.c (passes_by_id, passes_by_id_size): New globals.
15842 (set_pass_for_id): New function.
15843 (get_pass_for_id): Likewise.
15844 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15845 (execute_function_todo): Flush per function statistics.
15846 * toplev.c (compile_file): Init statistics.
15847 (general_init): Do early statistics initialization.
15848 (finalize): Finish statistics.
15849 * statistics.h (statistics_early_init): Declare.
15850 (statistics_init): Likewise.
15851 (statistics_fini): Likewise.
15852 (statistics_fini_pass): Likewise.
15853 (statistics_counter_event): Likewise.
15854 (statistics_histogram_event): Likewise.
15855 * statistics.c: New file.
15856 * Makefile.in (OBJS-common): Add statistics.o.
15857 (statistics.o): Add dependencies.
15858 * doc/invoke.texi (-fdump-statistics): Document.
15860 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15861 (insert): Likewise.
15862 (execute_pre): Use statistics_counter_event.
15863 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15864 (substitute_and_fold): Increment it. Use statistics_counter_event.
15866 2008-05-15 Diego Novillo <dnovillo@google.com>
15868 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15870 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15871 * tree-ssa-alias.c (new_type_alias): Remove references to
15872 sub-variables from comment.
15873 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15875 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15877 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15878 attribute to 1 only for insertps alternative.
15880 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15882 * config/bfin/bfin.md (loadbytes): New pattern.
15883 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15884 (bfin_init_builtins): Initialize it.
15885 (bdesc_1arg): Add it.
15887 2008-05-15 Sa Liu <saliu@de.ibm.com>
15889 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15890 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15891 * testsuite/lib/target-supports.exp: Add
15892 check_effective_target_fortran_integer_16.
15894 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15896 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15897 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15898 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15899 (TARGET_RETURN_IN_MEMORY): Define.
15901 2008-05-15 Richard Guenther <rguenther@suse.de>
15903 PR middle-end/36244
15904 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15905 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15906 represent unmodifiable vars.
15908 2008-05-15 Richard Guenther <rguenther@suse.de>
15910 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15911 INDIRECT_REF and TARGET_MEM_REF.
15912 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15915 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15916 H.J. Lu <hongjiu.lu@intel.com>
15918 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15919 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15920 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15921 insn alternatives. Add missing alternatives.
15922 (*vec_concatv2di_rex64_sse4_1): Likewise.
15923 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15924 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15925 Require TARGET_SSE.
15927 2008-05-15 Richard Guenther <rguenther@suse.de>
15929 PR tree-optimization/36009
15930 PR tree-optimization/36204
15931 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15932 (determine_invariantness_stmt): Record the loop a store is
15933 always executed in.
15934 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15937 2008-05-15 Richard Guenther <rguenther@suse.de>
15939 PR tree-optimization/34330
15940 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15941 through the pointer will alias the SMT.
15943 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15945 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15947 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15949 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15951 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15952 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15954 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15955 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15956 (vashl_optab): New optab for vector/vector shifts.
15957 (vashr_optab): Ditto.
15958 (vlshr_optab): Ditto.
15959 (vrotl_optab): Ditto.
15960 (vrotr_optab): Ditto.
15961 (optab_subtype): New enum for optab_for_tree_code call.
15962 (optab_for_tree_code): Add enum optab_subtype argument.
15964 * optabs.c (optab_for_tree_code): Take an additional argument to
15965 distinguish between a vector shift by a scalar and vector shift by
15966 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15967 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15968 vector shift by a vector.
15969 (expand_widen_pattern_expr): Pass additional argument to
15970 optab_for_tree_code.
15972 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15973 vrotl_optab, vrotr_optab.
15975 * expr.c (expand_expr_real_1): Update calls to
15976 optab_for_tree_code to distinguish between vector shifted by a
15977 scalar and vector shifted by a vector.
15978 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15979 (supportable_narrowing_operation): Ditto.
15980 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15981 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15982 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15983 (vect_create_epilog_for_reduction): Ditto.
15984 (vectorizable_reduction): Ditto.
15985 (vectorizable_operation): Ditto.
15986 (vect_strided_store_supported): Ditto.
15987 (vect_strided_load_supported): Ditto.
15988 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15989 * expmed.c (expand_shift): Ditto.
15991 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15993 (ashr@var{m}3): Ditto.
15994 (vashl@var{m}3): Document new vector/vector shift standard name.
15995 (vashr@var{m}3): Ditto.
15996 (vlshr@var{m}3): Ditto.
15997 (vrotl@var{m}3): Ditto.
15998 (vrotr@var{m}3): Ditto.
16000 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16001 (PPERM_INVERT): Ditto.
16002 (PPERM_REVERSE): Ditto.
16003 (PPERM_REV_INV): Ditto.
16004 (PPERM_ZERO): Ditto.
16005 (PPERM_ONES): Ditto.
16006 (PPERM_SIGN): Ditto.
16007 (PPERM_INV_SIGN): Ditto.
16008 (PPERM_SRC1): Ditto.
16009 (PPERM_SRC2): Ditto.
16011 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16012 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16013 allows a memory operand to be the value being added, and split it
16014 to improve vectorization.
16015 (sse5_pmacsdqh_mem): Ditto.
16016 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16017 (sse5_mulv2div2di3_high): Ditto.
16018 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16019 (vec_pack_trunc_v4si): Ditto.
16020 (vec_pack_trunc_v2di): Ditto.
16021 (sse5_pcmov_<mode>): Remove code that tried to use use
16022 andps/andnps instead of pcmov.
16023 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16024 pmacsdqh instructions.
16025 (vec_widen_smult_lo_v4si): Ditto.
16027 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16028 (PPERM_INVERT): Ditto.
16029 (PPERM_REVERSE): Ditto.
16030 (PPERM_REV_INV): Ditto.
16031 (PPERM_ZERO): Ditto.
16032 (PPERM_ONES): Ditto.
16033 (PPERM_SIGN): Ditto.
16034 (PPERM_INV_SIGN): Ditto.
16035 (PPERM_SRC1): Ditto.
16036 (PPERM_SRC2): Ditto.
16037 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16039 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16041 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16042 says ignore whether the last reference is a memory operand.
16044 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16045 Paolo Bonzini <bonzini at gnu dot org>
16047 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16050 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16051 (vlshr<mode>3): Rename from vlshr<mode>3.
16052 (vashr<mode>3): Rename from vashr<mode>3.
16053 (mulv4sf3): Change the names of vector shift patterns.
16057 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16060 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16085 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16086 (floatunssidf2_internal): Change vector/vector shift names.
16087 (floatunsdidf2_internal): Ditto.
16094 (vashl<mode>3): Rename from ashl<mode>3.
16095 (vashr<mode>3): Rename from ashr<mode>3.
16096 (vlshr<mode>3): Rename from lshr<mode>3.
16097 (vrotl<mode>3): Rename from rotl<mode>3.
16099 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16102 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16103 multiply gives the wrong value when doing widening multiplies.
16104 (vec_widen_smult_lo_v4si): Ditto.
16106 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16108 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16109 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16110 emit_library_call_value.
16111 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16112 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16113 * calls.c (initialize_argument_information, precompute_arguments,
16114 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16115 (precompute_arguments): Removed flags parameter.
16116 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16118 2008-05-14 Richard Guenther <rguenther@suse.de>
16120 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16121 Make sure to register the store if the use is a PHI_NODE.
16123 2008-05-14 Olivier Hainque <hainque@adacore.com>
16125 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16126 memory if the component is to be referenced in BLKmode according
16127 to get_inner_reference.
16129 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16131 * calls.c (emit_library_call_value_1): Restore code clearing
16132 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16134 2008-05-14 Olivier Hainque <hainque@adacore.com>
16135 Nicolas Roche <roche@adacore.com>
16137 * configure.ac: Add support for a "gcc_subdir" variable in
16138 config-lang.in, to denote a subdirectory where the language/GCC
16139 integration files are to be found.
16140 * configure: Regenerate.
16142 2008-05-14 Ira Rosen <irar@il.ibm.com>
16144 PR tree-optimization/36098
16145 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16146 value for the first load in the group in case of a gap.
16147 (vect_build_slp_tree): Check that there are no gaps in loads.
16149 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16151 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16152 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16153 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16154 emit_insn and remove unneeded code to construct extra args.
16155 (emit_no_conflict_block): Removed.
16156 * optabls.h: (emit_no_conflict_block): Removed.
16157 * cse.c (cse_extended_basic_block): Remove search for
16158 REG_NO_CONFLICT note.
16159 * global.c: Removed incorrect comment added in revision 117.
16160 * expr.c (convert_move): Change call to emit_no_conflict_block to
16162 * recog.c: Change comments so that they do not mention
16164 * local_alloc.c (combine_regs): Removed last parameter.
16165 (no_conflict_p): Removed.
16166 (block_alloc): Removed note, no_conflict_combined_regno and set
16167 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16168 (combine_regs): Removed already_dead and code to look for
16169 REG_NO_CONFLICT notes.
16170 * lower_subreg (remove_retval_note): Removed code to look for
16171 REG_NO_CONFLICT block.
16172 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16173 (resolve_clobber): Remove code to process libcalls that have
16174 REG_NO_CONFLICT notes.
16175 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16177 * combine.c (can_combine_p, distribute_notes): Removed
16178 REG_NO_CONFLICT case.
16179 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16181 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16182 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16184 * reg-notes.def (NO_CONFLICT): Removed.
16186 2008-05-14 David S. Miller <davem@davemloft.net>
16188 * config/sparc/sparc.c (sparc_profile_hook): If
16189 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16190 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16191 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16193 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16195 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16197 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16200 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16201 and op1 expansion before vector concat to have less live pseudos.
16203 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16205 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16206 ix86_expand_vector_set if supported.
16208 2008-05-13 Diego Novillo <dnovillo@google.com>
16209 Kenneth Zadeck <zadeck@naturalbridge.com>
16211 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16213 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16214 phinodes_print_statistics, init_ssanames, fini_ssanames,
16215 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16216 release_ssa_name, release_defs, replace_ssa_name_symbol,
16217 ssanames_print_statistics): Move ...
16218 * tree-flow.h: ... here.
16219 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16220 Use FN instead of cfun.
16221 (make_ssa_name_fn): Rename from make_ssa_name.
16222 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16223 * tree-flow-inline.h (make_ssa_name): Move from
16224 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16225 * omp-low.c (expand_omp_parallel):
16226 * tree-flow-inline.h (redirect_edge_var_map_result):
16227 * tree-ssa.c (init_tree_ssa): Add argument FN.
16228 Use it instead of cfun. Update all users.
16230 2008-05-13 Tom Tromey <tromey@redhat.com>
16232 PR preprocessor/22168:
16233 * doc/cpp.texi (Top): Update menu.
16234 (Alternatives to Wrapper #ifndef): New node.
16235 (Other Directives): Document deprecation.
16236 (Obsolete Features): Remove menu.
16237 (Assertions): Merge node into Obsolete Features.
16238 (Obsolete once-only headers): Move earlier; rename to Alternatives
16239 to Wrapper #ifndef.
16240 * doc/cppopts.texi: Update.
16241 * c.opt (Wdeprecated): Enable for C and ObjC.
16242 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16243 (C++ Dialect Options): Move -Wno-deprecated from here to...
16244 (Warning Options): ... here.
16246 2008-05-13 Richard Guenther <rguenther@suse.de>
16248 PR middle-end/36227
16249 * fold-const.c (fold_sign_changed_comparison): Do not allow
16250 changes in pointer-ness.
16252 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16255 * config/sh/sh.c (sh_expand_prologue): Don't clear
16256 RTX_FRAME_RELATED_P for push insns.
16258 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16260 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16262 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16264 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16265 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16266 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16268 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16270 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16271 (*vec_concatv4sf_sse): This.
16272 (*sse2_concatv2si): Renamed to ...
16273 (*vec_concatv2si_sse2): This.
16274 (*sse1_concatv2si): Renamed to ...
16275 (*vec_concatv2si_sse): This.
16276 (*vec_concatv2di_rex): Renamed to ...
16277 (*vec_concatv2di_rex64): This.
16278 (*vec_concatv2si_sse4_1): New.
16279 (*vec_concatv2di_rex64_sse4_1): Likewise.
16281 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16283 PR rtl-optimization/36111
16284 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16285 that was created for swappable operands.
16287 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16290 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16291 * configure.ac: Add call to ACX_PROG_GNAT.
16293 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16295 * optc-gen.awk: Fix comment typo.
16297 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16299 * pretty-print.c (pp_integer_with_precision): Use
16300 HOST_LONG_LONG_FORMAT.
16302 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16304 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16306 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16308 * config/i386/i386.c (bdesc_ptest): Removed.
16309 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16310 (bdesc_args): Add __builtin_ia32_ptestz128,
16311 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16312 (ix86_init_mmx_sse_builtins): Updated.
16313 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16314 (ix86_expand_builtin): Updated.
16316 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16318 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16319 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16321 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16323 * value-prof.c (interesting_stringop_to_profile): Do not
16324 return early for BUILT_IN_MEMPCPY.
16326 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16328 * calls.c (expand_call): Don't use callgraph to increase
16329 preferred_stack_boundary.
16331 * cgraph.h (cgraph_rtl_info): Use unsigned on
16332 preferred_incoming_stack_boundary.
16334 * final.c (rest_of_clean_state): Use unsigned on
16335 preferred_stack_boundary.
16337 2008-05-09 Tom Tromey <tromey@redhat.com>
16339 PR preprocessor/22231:
16340 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16343 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16345 PR tree-optimization/36129
16346 * tree-ssa-ccp.c: Include value-prof.h.
16347 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16348 built-in function was folded to a constant.
16349 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16351 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16352 Sebastian Pop <sebastian.pop@amd.com>
16354 * tree-scalar-evolution.c: Document instantiate_scev.
16355 (instantiate_parameters_1): Renamed instantiate_scev_1.
16356 Don't use the same loop for instantiation_loop and evolution_loop.
16357 (instantiate_scev): New.
16358 (instantiate_parameters): Moved...
16359 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16360 same loop twice. Maintains the semantics for this function.
16361 * tree-scalar-evolution.h (instantiate_scev): Declare.
16362 (instantiate_parameters): ...here. Now static inline.
16363 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16364 instead of resolve_mixers.
16366 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16368 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16370 2008-05-09 Tomas Bily <tbily@suse.cz>
16372 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16373 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16374 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16375 * c-common.c (c_common_truthvalue_conversion): Likewise.
16376 * tree-object-size.c (compute_object_offset): Likewise.
16377 * tree-inline.c (estimate_num_insns_1): Likewise.
16378 * varasm.c (const_hash_1, compare_constant, copy_constant)
16379 (compute_reloc_for_constant, output_addressed_constants)
16380 (initializer_constant_valid_p): Likewise.
16381 * c-omp.c (check_omp_for_incr_expr): Likewise.
16382 * gimplify.c (gimplify_expr): Likewise.
16383 * c-typeck.c (c_finish_return): Likewise.
16384 * tree-vectorizer.c (supportable_widening_operation)
16385 (supportable_narrowing_operation): Likewise.
16386 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16387 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16388 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16389 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16390 (descr_info_loc): Likewise.
16391 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16392 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16393 (fold_unary): Likewise.
16394 * builtins.c (get_pointer_alignment): Likewise.
16395 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16396 (instantiate_parameters_1): Likewise.
16397 * tree.c (expr_align, stabilize_reference): Likewise.
16398 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16399 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16400 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16401 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16402 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16403 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16405 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16406 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16407 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16408 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16409 (forward_propagate_comparison)
16410 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16411 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16412 * emit-rtl.c (component_ref_for_mem_expr)
16413 (set_mem_attributes_minus_bitpos): Likewise.
16414 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16415 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16417 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16418 (build_function_call, pointer_diff, build_compound_expr)
16419 (c_finish_return): Likewise.
16420 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16421 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16423 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16424 * expr.c (is_aligning_offset): Likewise.
16425 * tree-ssa-alias.c (is_escape_site): Likewise.
16426 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16427 (check_all_va_list_escapes): Likewise.
16428 * tree-ssa-loop-ivopts.c (determine_base_object)
16429 (determine_common_wider_type): Likewise.
16430 * dojump.c (do_jump): Likewise.
16431 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16432 * tree-gimple.c (is_gimple_cast): Likewise.
16433 * fold-const.c (decode_field_reference, )
16434 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16435 (fold_binary): Likewise.
16436 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16437 (already_warned_in_frontend_p): Likewise.
16438 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16439 * tree.c (really_constant_p, get_unwidened): Likewise.
16440 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16441 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16442 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16444 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16446 (CONVERT_EXPR_P): Define.
16447 (CASE_CONVERT): Define.
16449 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16451 PR middle-end/36117
16452 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16453 (delete_unmarked_insns): When deleting a call, call
16454 delete_unreachable_blocks.
16455 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16456 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16458 2008-05-08 Richard Guenther <rguenther@suse.de>
16460 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16461 (-ftree-salias): Likewise.
16462 (salias-max-implicit-fields): Remove param documentation.
16463 (salias-max-array-elements): Likewise.
16464 * tree-pass.h (pass_create_structure_vars): Remove.
16465 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16466 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16467 * tree-ssa-alias.c (create_structure_vars): Remove.
16468 (gate_structure_vars): Likewise.
16469 (pass_create_structure_vars): Likewise.
16470 (gate_build_alias): Likewise.
16471 (pass_build_alias): Adjust to run always and dump the function.
16472 * common.opt (ftree-salias): Hide.
16473 * passes.c (init_optimization_passes): Remove
16474 pass_create_structure_vars, adjust comment.
16475 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16476 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16477 * opts.c (decode_options): Do not set flag_tree_salias.
16478 (common_handle_option): Add OPT_ftree_salias to the backward
16479 compatibility section.
16481 2008-05-08 Richard Guenther <rguenther@suse.de>
16483 * tree-flow-inline.h (var_can_have_subvars): Move ...
16484 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16485 * tree-flow.h (var_can_have_subvars): Remove.
16486 (push_fields_onto_fieldstack): Remove.
16487 (sort_fieldstack): Likewise.
16488 (struct fieldoff): Move ...
16489 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16490 alias_set and base_for_components fields.
16491 (sort_fieldstack): Make static.
16492 (push_fields_onto_fieldstack): Likewise. Remove code that
16493 handles anything but RECORD_TYPEs. Remove alias_set and
16494 base_for_components handling.
16495 (create_variable_info_for): Adjust.
16497 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16499 * common.opt (Wframe-larger-than=): Shorten the help message
16501 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16503 2008-05-08 Rafael EspÃndola <espindola@google.com>
16505 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16507 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16508 trap and that both operands are gimple values.
16509 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16510 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16513 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16515 * read-rtl.c (join_c_conditions): Return the first string if the
16516 two strings are equal.
16518 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16520 * gensupport.h (pred_data): Add a "num_codes" field.
16521 (add_predicate_code): Declare.
16522 * gensupport.c (add_predicate_code): New function.
16523 (std_pred_table): Add an "allows_const_p" field.
16524 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16525 Remove the (incomplete) list of such codes from the codes field.
16526 (init_predicate_table): Use add_predicate_code. Add all
16527 RTX_CONST_OBJs if allows_const_p is true.
16528 * genrecog.c (process_define_predicate): Use add_predicate_code.
16530 2008-05-08 David Daney <ddaney@avtrex.com>
16531 Richard Sandiford <rsandifo@nildram.co.uk>
16533 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16534 special case of constant zero operands.
16535 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16536 old and new values. Special case constant zero values.
16537 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16539 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16540 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16542 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16545 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16546 similar RTX_CONST_OBJ before CONST_INT.
16548 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16550 * stmt.c (expand_stack_restore): Change sa mode if needed.
16552 2008-05-08 Richard Guenther <rguenther@suse.de>
16554 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16555 return type to bool.
16556 (ix86_sol10_return_in_memory): Likewise.
16557 (ix86_i386elf_return_in_memory): Likewise.
16558 (ix86_i386interix_return_in_memory): Likewise.
16559 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16560 (ix86_sol10_return_in_memory): Likewise.
16561 (ix86_i386elf_return_in_memory): Likewise.
16562 (ix86_i386interix_return_in_memory): Likewise.
16564 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16567 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16569 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16570 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16573 2008-05-08 Richard Guenther <rguenther@suse.de>
16575 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16576 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16577 (DR_SUBVARS): Remove.
16578 * tree-dfa.c (dump_subvars_for): Remove.
16579 (debug_subvars_for): Likewise.
16580 (dump_variable): Do not dump subvars.
16581 (remove_referenced_var): Do not remove subvars.
16582 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16583 (lookup_subvars_for_var): Remove.
16584 (get_subvars_for_var): Likewise.
16585 (get_subvars_at): Likewise.
16586 (get_first_overlapping_subvar): Likewise.
16587 (overlap_subvar): Likewise.
16588 * tree-flow.h (subvar_t): Remove.
16589 (struct var_ann_d): Remove subvars field.
16590 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16591 argument. Remove special handling of SFTs.
16592 (compute_tag_properties): Likewise.
16593 (set_initial_properties): Likewise.
16594 (compute_call_clobbered): Likewise.
16595 (count_mem_refs): Likewise.
16596 (compute_memory_partitions): Likewise.
16597 (compute_flow_insensitive_aliasing): Likewise.
16598 (setup_pointers_and_addressables): Likewise.
16599 (new_type_alias): Likewise.
16600 (struct used_part): Remove.
16601 (used_portions): Likewise.
16602 (struct used_part_map): Likewise.
16603 (used_part_map_eq): Likewise.
16604 (used_part_map_hash): Likewise.
16605 (free_used_part_map): Likewise.
16606 (up_lookup): Likewise.
16607 (up_insert): Likewise.
16608 (get_or_create_used_part_for): Likewise.
16609 (create_sft): Likewise.
16610 (create_overlap_variables_for): Likewise.
16611 (find_used_portions): Likewise.
16612 (create_structure_vars): Likewise.
16613 * tree.def (STRUCT_FIELD_TAG): Remove.
16614 * tree.h (MTAG_P): Adjust.
16615 (struct tree_memory_tag): Remove base_for_components and
16616 unpartitionable flags.
16617 (struct tree_struct_field_tag): Remove.
16618 (SFT_PARENT_VAR): Likewise.
16619 (SFT_OFFSET): Likewise.
16620 (SFT_SIZE): Likewise.
16621 (SFT_NONADDRESSABLE_P): Likewise.
16622 (SFT_ALIAS_SET): Likewise.
16623 (SFT_UNPARTITIONABLE_P): Likewise.
16624 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16625 (union tree_node): Remove sft field.
16626 * alias.c (get_alias_set): Remove special handling of SFTs.
16627 * print-tree.c (print_node): Remove handling of SFTs.
16628 * tree-dump.c (dequeue_and_dump): Likewise.
16629 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16630 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16631 * tree-predcom.c (set_alias_info): Do not set subvars.
16632 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16633 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16634 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16635 (add_vars_for_offset): Remove.
16636 (add_virtual_operand): Remove special handling of SFTs.
16637 (add_call_clobber_ops): Likewise.
16638 (add_call_read_ops): Likewise.
16639 (get_asm_expr_operands): Likewise.
16640 (get_modify_stmt_operands): Likewise.
16641 (get_expr_operands): Likewise.
16642 (add_to_addressable_set): Likewise.
16643 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16644 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16645 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16646 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16647 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16648 (tree_node_structure): Likewise.
16649 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16651 (find_what_p_points_to): Likewise.
16653 2008-05-08 Sa Liu <saliu@de.ibm.com>
16655 * config/spu/spu.md: Fixed subti3 pattern.
16657 2008-05-08 Richard Guenther <rguenther@suse.de>
16659 PR middle-end/36154
16660 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16661 sure to create a representative for trailing arrays for PTA.
16663 2008-05-08 Richard Guenther <rguenther@suse.de>
16665 PR middle-end/36172
16666 * fold-const.c (operand_equal_p): Two objects which types
16667 differ in pointerness are not equal.
16669 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16671 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16672 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16673 (emit_library_call_value_1): Add new variable fndecl initialized by
16674 NULL_TREE. It should be the decl type of orgfun, but this information
16675 seems not to be available here, so it uses the default calling abi.
16676 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16677 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16678 by TARGET_RETURN_IN_MEMORY.
16679 * config/i386/i386-interix.h: Likewise.
16680 * config/i386/i386.h: Likewise.
16681 * config/i386/i386elf.h: Likewise.
16682 * config/i386/ptx4-i.h: Likewise.
16683 * config/i386/sol2-10.h: Likewise.
16684 * config/i386/sysv4.h: Likewise.
16685 * config/i386/vx-common.h: Likewise.
16686 * config/cris/cris.h: Removed #if 0 clause.
16687 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16688 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16690 (ix86_sol10_return_in_memory): Likewise.
16691 (ix86_i386elf_return_in_memory): New.
16692 (ix86_i386interix_return_in_memory): New.
16693 * config/mt/mt-protos.h (mt_return_in_memory): New.
16694 * config/mt/mt.c: Likewise.
16695 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16696 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16697 * config/bfin/bfin.h: Likewise.
16698 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16700 * config/bfin/bfin.c: Likewise.
16701 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16702 * config/alpha/unicosmk.h: Likewise.
16703 * config/i386/cygming.h: Likewise.
16704 * config/iq2000/iq2000.h: Likewise.
16705 * config/mips/mips.h: Likewise.
16706 * config/mn10300/mn10300.h: Likewise.
16707 * config/rs6000/rs6000.h: Likewise.
16708 * config/score/score.h: Likewise.
16709 * config/spu/spu.h: Likewise.
16710 * config/v850/v850.h: Likewise.
16711 * defaults.h: Likewise.
16712 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16713 * expr.c (emit_block_move): Adjust use of
16714 OUTGOING_REG_PARM_STACK_SPACE.
16715 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16716 OUTGOING_REG_PARM_STACK_SPACE.
16717 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16719 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16721 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16722 on OMP_RETURN for OMP_FOR.
16725 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16726 (fortran_common): New function.
16727 (gen_variable_die): Call fortran_common instead of common_check,
16728 adjust for it returning tree instead of rtx. Formatting.
16730 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16734 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16735 * c-decl.c (merge_decls): Ditto.
16736 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16737 to RTL_CONST_OR_PURE_CALL_P.
16738 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16739 Initialized DECL_LOOPING_CONST_PURE.
16740 (process_call_operands): Set tree_side_effects properly.
16741 * tree.h (TREE_READONLY_DECL_P): Removed.
16742 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16743 (DECL_LOOPING_OR_CONST_P): New macro.
16744 (struct tree_function_decl): Added looping_const_or_pure_p.
16745 (ECF_*) Renumbered.
16746 (ECF_LOOPING_OR_CONST_P): New macro.
16747 * rtlanal.c (pure_const_p): Removed.
16748 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16749 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16750 to RTL_CONST_CALL_P.
16751 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16752 (check_decl, check_tree, check_call, scan_function): Initialize
16754 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16755 (static_execute): Set looping true for recursive functions.
16756 Undo setting state to IPA_NEITHER for recursive functions.
16757 * cse.c (cse_insn):
16758 * ifcvt.c (noce_can_store_speculate_p): Changed
16759 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16760 RTL_CONST_OR_PURE_CALL_P.
16761 * dse.c (scan_insn): Ditto.
16762 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16763 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16764 RTL_CONST_OR_PURE_CALL_P.
16765 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16766 pure_call_p to RTL_CONST_CALL_P.
16767 * gimplify.c (gimplify_call_expr): Clear side effects for
16768 non-looping pure and constant calls.
16769 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16770 (flags_from_decl_or_type): Set ecf flags from decl flags.
16771 (initialize_argument_information): Turn off
16772 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16773 Change const to pure if callee_copies is true rather than just
16775 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16776 way of marking pure calls.
16777 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16778 Remove hack that was supposed to fix pr7335 and remove old
16779 way of marking pure calls.
16780 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16781 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16782 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16783 RTL_CONST_OR_PURE_CALL_P.
16784 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16785 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16786 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16787 * sched-deps.c (schedule_analyze): Ditto.
16788 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16789 return_val field of calls to represent pure and const function info.
16790 (CONST_OR_PURE_CALL_P): Deleted macro.
16791 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16792 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16793 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16795 * tree-optimize.c (execute_fixup_cfg): Added test for
16796 ECF_LOOPING_CONST_OR_PURE.
16797 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16799 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16800 effects for looping pure or const calls.
16801 (verify_gimple_expr): Added verification code.
16802 * config/alpha/alpha.c (alpha_legitimize_address,
16803 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16805 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16806 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16807 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16808 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16809 RTL_CONST_OR_PURE_CALL_P.
16810 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16811 and const calls to be deleted.
16813 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16816 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16817 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16818 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16819 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16820 to handle nonimmediate operands.
16821 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16822 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16823 to handle nonimmediate operands.
16824 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16825 (mmx_pmulhrwv4hi3): New expander. Use
16826 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16827 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16828 (sse2_umulv1siv1di3): New expander. Use
16829 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16830 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16831 (mmx_eq<mode>3): New expander. Use
16832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16833 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16834 (mmx_uavgv8qi3): New expander. Use
16835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16836 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16837 (mmx_uavgv4hi3): New expander. Use
16838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16840 * config/i386/sse.md
16841 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16842 to handle nonimmediate operands.
16843 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16844 to handle nonimmediate operands.
16845 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16846 to handle nonimmediate operands.
16847 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16848 to handle nonimmediate operands.
16849 (sse2_unpckhpd_exp): New expander. Use
16850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16851 (sse2_unpcklpd_exp): New expander. Use
16852 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16853 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16854 to handle nonimmediate operands.
16855 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16856 to handle nonimmediate operands.
16857 (*sse2_<plusminus_insn><mode>3): Rename from
16858 sse2_<plusminus_insn><mode>3 insn pattern.
16859 (sse2_<plusminus_insn><mode>3): New expander. Use
16860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16861 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16862 (sse2_umulv2siv2di3): New expander. Use
16863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16864 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16865 (sse4_1_mulv2siv2di3): New expander. Use
16866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16867 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16868 (sse2_pmaddwd): New expander. Use
16869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16870 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16871 (sse2_eq<mode>3): New expander. Use
16872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16873 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16874 (sse4_1_eqv2di3): New expander. Use
16875 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16876 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16877 (sse2_uavgv16qi3): New expander. Use
16878 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16879 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16880 (sse2_uavgv16qi3): New expander. Use
16881 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16882 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16883 (sse2_uavgv8hi3): New expander. Use
16884 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16885 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16886 (ssse3_pmulhrswv8hi3): New expander. Use
16887 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16888 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16889 (ssse3_pmulhrswv4hi3): New expander. Use
16890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16892 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16893 (<sse>_vmmul<mode>3): Ditto.
16894 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16896 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16897 (ssse3_pmaddubsw): Ditto.
16899 * config/i386/i386.c (struct_builtin_description)
16900 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16901 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16902 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16903 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16904 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16905 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16906 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16907 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16908 (ix86_fixup_binary_operands): Assert that src1
16909 and src2 must have the same mode when swapped.
16910 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16911 and ix86_binary_operator_ok. Do not force operands in registers
16914 2008-05-07 Jan Hubicka <jh@suse.cz>
16916 * cgraph.c (dump_cgraph_node): Update.
16917 * cgraph.h (cgraph_local_info): Break out inline summary.
16918 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16920 * ipa-inline (inline_summary): New accestor function.
16921 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16922 cgraph_decide_inlining, compute_inline_parameters): Update.
16923 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16925 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16927 Cleanup ColdFire scheduling support and add V4 pipeline model.
16929 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16930 (define_attr cpu): Add cfv4 value.
16931 (define_attr type, define_attr type1): Merge into a single 'type'
16932 attribute. Update all uses.
16933 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16934 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16936 (define_attr opx_mem, define_attr opy_mem): Remove.
16937 (define_attr op_mem): Clean up, update comment.
16938 (define_attr size): Use specific values instead of general int.
16939 (define_attr guess, define_attr split): Remove. Update all uses.
16940 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16941 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16942 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16943 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16944 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16945 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16946 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16947 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16948 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16949 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16950 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16951 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16952 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16953 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16954 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16955 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16956 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16957 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16958 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16959 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16960 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16961 Update or set attributes.
16962 (stack_tie): New fake instruction.
16964 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16965 (m68k_sched_attr_size): Update declaration.
16966 (m68k_sched_attr_type2): Remove.
16967 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16968 Declare new bypass predicates.
16970 * config/m68k/m68k.c (m68k_sched_issue_rate,
16971 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16973 (TARGET_SCHED_ISSUE_RATE,
16974 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16975 (override_options): Handle scheduling for ColdFire V4 core.
16976 (m68k_expand_prologue): Emit stack_tie.
16977 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16978 'OP_TYPE_FPN'. Update all uses.
16979 (sched_guess_p): Remove.
16980 (sched_address_type): Handle symbolic addresses.
16981 (sched_get_operand): New static function.
16982 (sched_operand_type): Merge into sched_attr_op_type.
16983 (sched_attr_op_type): Handle FP registers, handle quick constants,
16985 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16986 (m68k_sched_attr_size): Update. Move logic to ...
16987 (sched_get_attr_size_int): New static function.
16988 (sched_get_opxy_mem_type): New static function.
16989 (m68k_sched_attr_op_mem): Update.
16990 (m68k_sched_attr_type2): Remove.
16991 (sched_cfv4_bypass_data): New static variable.
16992 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16993 (m68k_sched_issue_rate): Implement scheduler hook.
16994 (struct _sched_ib: enabled_p): New field.
16995 (m68k_sched_variable_issue): Update. Handle V4.
16996 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16997 sched_dump_class_func_t, sched_dump_split_class,
16998 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16999 sched_dump_dfa_class, m68k_sched_dump): Remove.
17000 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17002 (m68k_sched_init_global): Remove statisctics dumping, introduce
17003 sanity check that all instructions have pipeline reservations. Handle
17005 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17006 Handle ColdFire V4 core.
17007 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17008 New static functions.
17009 (m68k_sched_address_bypass_p): New bypass predicate.
17010 (sched_get_indexed_address_scale): New static function.
17011 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17013 * cf.md: Update comments.
17014 (define_attr type2): Remove. Use 'type' attribute instead.
17016 (cf_ib): Rename to cfv123_ib. Update all uses.
17017 (cf_oep): Rename to cfv123_oep. Update all uses.
17018 (cf_chr): Rename to cfv123_chr. Update all uses.
17019 (cf_mem): Rename to cfv123_mem. Update all uses.
17020 (cf_mac): Move to more appropriate place.
17021 (cfv123_guess): New automaton and cpu_unit.
17022 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17023 Update uses of 'size' attribute. Handle before reload scheduling.
17024 (cfv123_guess): New dummy reservation for unhandled instructions.
17025 (cfv4_*): Pipeline description of ColdFire V4 core.
17026 (ignore): New reservation to handle 'ignore' type.
17028 2008-05-07 Ian Lance Taylor <iant@google.com>
17030 PR middle-end/36013
17031 * gimplify.c (find_single_pointer_decl_1): Don't look through
17033 (find_single_pointer_decl): Adjust comments.
17035 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17037 PR middle-end/36137
17038 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17039 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17041 PR middle-end/36106
17042 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17043 integral type rather than floating point, then VIEW_CONVERT_EXPR
17044 to the floating point type.
17046 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17048 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17049 TFmode op0 to register.
17051 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17053 * c-decl.c (grokdeclarator): Comment typo.
17055 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17057 * tree-flow.h: Remove prototype for computed_goto_p.
17058 * tree-cfg.c (computed_goto_p): Make static.
17060 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17063 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17064 (contains_aligned_value_p): This. Handle _Decimal128.
17065 (ix86_function_arg_boundary): Only align _Decimal128 to its
17066 natural boundary and handle it properly.
17068 2008-05-06 Martin Jambor <mjambor@suse.cz>
17070 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17071 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17072 (ipcp_method_set_orig_node): Removed.
17073 (ipcp_cval_get_cvalue_type): Removed.
17074 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17075 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17076 (ipcp_cval_set_cvalue_type): Removed.
17077 (ipcp_cval_get_cvalue): Removed.
17078 (ipcp_cval_set_cvalue): Removed.
17079 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17080 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17081 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17082 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17083 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17084 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17085 (ipcp_get_ith_lattice): Changed parameters.
17086 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17087 (ipcp_lattice_from_jfunc): Changed parameters.
17088 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17089 (ipcp_method_cval_print): Added temporary variable info.
17090 (ipcp_redirect): Removed already unused local variable caller.
17091 (ipcp_redirect): New temporary variable orig_callee_info
17092 (ipcp_redirect): Removed newly unused local variable callee.
17093 (ipcp_redirect): Removed (a bit confusing) local variable type.
17094 (ipcp_insert_stage): Added local variable info.
17095 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17097 (ipcp_formal_create): Removed.
17098 (ipcp_method_cval_set): Removed.
17099 (ipcp_propagate_stage): Renamed lattice variables.
17100 (ipcp_method_cval_set_cvalue_type): Removed.
17101 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17102 (ipcp_print_all_lattices): Changed printed strings to refer to
17103 lattices rather than cvals.
17104 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17105 (ipcp_propagate_const): Changed formal parameters.
17106 (build_const_val): Changed formal parameters.
17107 (ipcp_insert_stage): Removed useless variable cvalue
17108 (build_const_val): Changed formal parameters.
17109 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17110 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17111 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17112 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17113 (ipcp_print_func_profile_counts): Changed string from "method" to
17115 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17116 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17117 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17118 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17119 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17120 (ipcp_lat_is_const): Changed parameters and made inline.
17121 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17122 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17123 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17124 the predicate condition directly
17125 (ipcp_propagate_stage): Added local variable args. Removed local
17126 variable callee. (Both are mere code simplifications.)
17127 (ipcp_method_dont_insert_const): Renamed to
17128 ipcp_node_not_modifiable_p.
17129 (ipcp_node_not_modifiable_p): Made inline.
17130 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17131 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17132 (ipcp_print_all_lattices): Removed variable cvalue
17133 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17136 2008-05-06 Olivier Hainque <hainque@adacore.com>
17138 * tree-sra.c (try_instantiate_multiple_fields): Early return
17139 if field has POINTER_TYPE.
17141 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17143 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17144 by using 'q' specifier for instruction.
17145 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17147 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17149 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17150 Change mode of zero_extract from QImode to HImode.
17151 (sign bit tests peepholes): (Ditto.).
17153 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17155 * config/i386/mmx.md: Remove double backslashes from asm templates.
17156 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17157 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17158 to handle nonimmediate operands.
17159 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17160 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17161 to handle nonimmediate operands.
17162 (*mmx_<code>v2sf3_finite): New insn pattern.
17163 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17164 (mmx_<code>v2sf3): New expander. Use
17165 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17166 (mmx_<plusminus_insn><mode>3): New expander. Use
17167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17168 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17169 (mmx_add<mode>3): Removed.
17170 (mmx_ssadd<mode>3): Ditto.
17171 (mmx_usadd<mode>3): Ditto.
17172 (mmx_sub<mode>3): Ditto.
17173 (mmx_sssub<mode>3): Ditto.
17174 (mmx_ussub<mode>3): Ditto.
17175 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17176 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17177 to handle nonimmediate operands.
17178 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17180 (mmx_smulv4hi3_highpart): New expander. Use
17181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17182 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17184 (mmx_umulv4hi3_highpart): New expander. Use
17185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17186 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17187 (mmx_<code>v4hi3): New expander. Use
17188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17189 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17190 (mmx_<code>v8qi3): New expander. Use
17191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17192 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17193 (mmx_<code><mode>3): New expander. Use
17194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17196 2008-05-05 Jan Hubicka <jh@suse.cz>
17198 PR tree-optimization/36118
17199 * passes.c (pass_init_dump_file): Fix dump header.
17201 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17203 PR middle-end/36141
17204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17205 VCE for function decls.
17207 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17209 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17211 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17213 * config/i386/i386.md (sat_plusminus): New.
17214 (plusminus_insn): Likewise.
17215 (plusminus_mnemonic): Likewise.
17217 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17218 (*<addsub><mode>3_cc_overflow): Renamed to ...
17219 (*<plusminus_insn><mode>3_cc_overflow): This.
17220 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17221 (*<plusminus_insn>si3_zext_cc_overflow): This.
17223 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17224 (<plusminus_insn><mode>3): This.
17225 (*<addsub><mode>3): Renamed to ...
17226 (*<plusminus_insn><mode>3): This.
17227 (<sse>_vm<addsub><mode>3): Renamed to ...
17228 (<sse>_vm<plusminus_insn><mode>3): This.
17229 (sse3_h<addsub>v4sf3): Renamed to ...
17230 (sse3_h<plusminus_insn>v4sf3): This.
17231 (sse3_h<addsub>v2df3): Renamed to ...
17232 (sse3_h<plusminus_insn>v2df3): This.
17233 (<plusminus_insn><mode>3): New.
17234 (*<plusminus_insn><mode>3): Likewise.
17235 (sse2_<plusminus_insn><mode>3): Likewise.
17236 (add<mode>): Removed.
17237 (*add<mode>3): Likewise.
17238 (sse2_ssadd<mode>3): Likewise.
17239 (sse2_usadd<mode>3): Likewise.
17240 (sub<mode>3): Likewise.
17241 (*sub<mode>3): Likewise.
17242 (sse2_sssub<mode>3): Likewise.
17243 (sse2_ussub<mode>3): Likewise.
17245 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17247 * gthr-single.h: Add in required interface elements as per gthr.h.
17248 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17249 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17250 Generalize UNUSED macro.
17251 (__gthread_once): Add.
17252 (__gthread_key_create): Add.
17253 (__gthread_key_delete): Add.
17254 (__gthread_getspecific): Add.
17255 (__gthread_setspecific): Add.
17257 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17259 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17260 the same size types for the indirect reference on the rhs, then
17263 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17265 * config/i386/i386.md
17266 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17267 one insn template instead of template series.
17268 (*xordi_1_rex64): Ditto.
17269 (*xordi_2_rex64): Ditto.
17271 2008-05-05 Ira Rosen <irar@il.ibm.com>
17273 PR tree-optimization/36119
17274 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17277 2008-06-04 Jan Hubicka <jh@suse.cz>
17279 tree-optimization/36100
17280 * tree-pass.h (pass_O0_always_inline): Declare.
17281 * ipa-inline.c (inline_transform): Remove dead code.
17282 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17283 pass_O0_always_inline): New.
17284 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17286 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17288 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17289 mnemonic in this_param move for TARGET_64BIT.
17291 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17293 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17294 (*strmovsi_rex_1): Ditto.
17295 (*strsetsi_1): Ditto.
17296 (*strsetsi_rex_1): Ditto.
17298 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17299 adddicc expanders using SWI mode iterator.
17301 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17304 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17307 2008-05-04 David S. Miller <davem@davemloft.net>
17309 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17310 (sparc*-*-linux*): Use linux.h in tm_file.
17311 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17312 compiler defaulting to 32-bit.
17313 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17315 * config/sparc/linux.h: Remove definitions now obtained
17316 properly from linux.h
17317 * config/sparc/linux64.h: Likewise.
17318 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17319 don't want this setting for 32-bit builds in a biarch compiler.
17320 * doc/install.texi: Add sparc-linux to list of targets
17321 supporting --enable-targets=all.
17323 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17325 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17327 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17329 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17330 after V4SI_FTYPE_V8HI.
17331 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17332 case V4SI_FTYPE_V2DF.
17334 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17336 * doc/invoke.texi (max-flow-memory-locations): Removed.
17337 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17339 2008-05-03 Richard Guenther <rguenther@suse.de>
17341 PR middle-end/34973
17342 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17344 2008-05-02 David S. Miller <davem@davemloft.net>
17346 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17348 2008-05-02 Simon Baldwin <simonb@google.com>
17351 * c-common.h (warn_array_subscript_range): Removed.
17352 * c-common.c (warn_array_subscript_range): Ditto.
17353 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17354 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17356 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17358 * config/i386/i386.c (ix86_special_builtin_type): New.
17359 (bdesc_special_args): Likewise.
17360 (ix86_expand_special_args_builtin): Likewise.
17361 (ix86_init_mmx_sse_builtins): Updated.
17362 (ix86_expand_builtin): Updated.
17363 (ix86_expand_store_builtin): Removed.
17364 (ix86_expand_unop_builtin): Likewise.
17366 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17367 * config/i386/mmintrin.h (__v2sf): Here.
17369 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17371 (_mm_loadl_pi): Likewise.
17372 (_mm_storeh_pi): Replace __v2si with __v2sf.
17373 (_mm_storel_pi): Likewise.
17375 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17376 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17377 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17378 __builtin_ia32_loadlpd.
17380 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17382 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17383 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17384 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17385 (ix86_init_mmx_sse_builtins): Updated.
17386 (ix86_expand_args_builtin): Likewise.
17387 (ix86_expand_builtin): Likewise.
17388 (ix86_expand_unop1_builtin): Renamed to ...
17389 (ix86_expand_unop_vec_merge_builtin): This.
17391 2008-05-01 Jan Hubicka <jh@suse.cz>
17394 * ipa-inline.c (inline_generate_summary): Make static.
17395 (inline_transform): Do not call inlining at -O0; make static.
17396 * passes.c (execute_todo): Add sanity check.
17397 (execute_one_ipa_transform_pass): Execute proper flags.
17399 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17401 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17402 (DECL_NONADDRESSABLE_P): Likewise.
17403 * alias.c (record_component_aliases): Fix comment.
17405 2008-05-01 Simon Baldwin <simonb@google.com>
17407 * c-common.h (warn_array_subscript_range): New function.
17408 * c-common.c (warn_array_subscript_range): Ditto.
17409 * tree-vrp.c (check_array_ref): Corrected code to agree with
17410 comment, ignoring only arrays of size 0 or size 1.
17411 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17413 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17415 * config/i386/i386.c (ix86_builtin_type): Replace
17416 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17417 (bdesc_args): Updated.
17418 (ix86_init_mmx_sse_builtins): Likewise.
17419 (ix86_expand_args_builtin): Likewise.
17421 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17424 * doc/extend.texi: Correct __builtin_ia32_palignr.
17426 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17429 * config/i386/i386.c (bdesc_crc32): Removed.
17430 (ix86_expand_crc32): Likewise.
17431 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17432 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17433 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17434 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17435 UINT_FTYPE_UINT_UCHAR.
17436 (bdesc_args): Updated. Add crc32 builtins.
17437 (ix86_init_mmx_sse_builtins): Updated.
17438 (ix86_expand_args_builtin): Updated to support subreg.
17440 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17442 2008-05-01 Jan Hubicka <jh@suse.cz>
17444 * tree-pass.h (opt_pass): Add IPA_PASS.
17445 (varpool_node, cgraph_node): Forward declare.
17446 (ipa_opt_pass): Define.
17447 (pass_ipa_inline): Turn into ipa_opt_pass.
17448 (pass_apply_inline): Remove.
17449 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17450 (apply_inline): Turn into ....
17451 (inline_transform): ... this one.
17452 (inline_generate_summary): New function.
17453 (pass_apply_inline): Remove.
17454 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17456 (struct function): Add ipa_transforms_to_apply.
17457 * passes.c (register_one_dump_file): Work on IPA_PASS.
17458 (init_optimization_passes): Remove pass_inline_parameters and
17460 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17461 (execute_one_pass) ... here; apply transforms when possible.
17462 (add_ipa_transform_pass, execute_ipa_summary_asses,
17463 execute_one_ipa_transform_pass): New.
17464 (execute_ipa_pass_list): Update for IPA_PASS type.
17466 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17468 * config/i386/i386.c (ix86_builtin_type): Add
17469 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17470 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17471 (bdesc_args): Add SSE4a builtins.
17472 (ix86_init_mmx_sse_builtins): Updated.
17473 (ix86_expand_args_builtin): Likewise.
17474 (ix86_expand_builtin): Likewise.
17476 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17478 * config/i386/i386.c (ix86_builtin_type): Add
17479 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17480 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17481 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17482 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17483 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17484 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17485 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17486 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17487 and DI_FTYPE_DI_DI_INT.
17488 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17489 (ix86_init_mmx_sse_builtins): Updated.
17490 (ix86_expand_args_builtin): Likewise.
17491 (ix86_expand_builtin): Likewise.
17492 (ix86_expand_binop_imm_builtin): Removed.
17494 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17496 2008-04-30 Richard Guenther <rguenther@suse.de>
17498 PR tree-optimization/32921
17499 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17501 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17503 * config/arm/arm.c (arm_unwind_emit): Use
17504 crtl->all_throwers_are_sibcalls instead of
17505 cfun->all_throwers_are_sibcalls.
17506 (arm_output_fn_unwind): Likewise.
17507 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17508 instead of cfun->uses_pic_offset_table.
17509 (frv_expand_prologue): Likewise.
17510 (frv_frame_pointer_required): Likewise.
17511 (frv_expand_fdpic_call): Likewise.
17512 (frv_emit_movsi): Likewise.
17513 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17514 cfun->returns_pcc_struct instead of
17515 current_function_returns_pcc_struct.
17516 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17517 instead of cfun->calls_eh_return.
17518 (m32c_pushm_popm): Likewise.
17519 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17520 "extern" declaration.
17522 2008-04-30 Richard Guenther <rguenther@suse.de>
17524 PR tree-optimization/21636
17525 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17527 (evaluate_stmt): Print the likely value.
17528 (ccp_visit_stmt): Avoid excessive vertical spacing.
17530 2008-04-30 Rafael EspÃndola <espindola@google.com>
17532 * builtins.c (fold_call_expr): Return realret.
17533 * tree-ssa-threadedge.c
17534 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17535 __builtin_object_size.
17537 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17539 * gcc.c (wrapper_string): New variable.
17540 (insert_wrapper): New function.
17541 (execute): New option -wrapper.
17542 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17544 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17546 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17547 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17548 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17550 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17551 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17552 config/rs6000/e500crtres64gprctr.asm,
17553 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17554 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17555 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17556 config/rs6000/e500crtsav64gprctr.asm,
17557 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17558 config/rs6000/e500crtsavg64gprctr.asm: New files.
17559 * config/rs6000/t-ppccomm: Add build rules for new files.
17560 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17561 * config/rs6000/t-netbsd: Add build rules for new files.
17562 (LIB2FUNCS_STATIC_EXTRA): New variable.
17563 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17564 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17565 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17567 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17569 * config/i386/i386.c (ix86_builtin_type): Add
17570 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17571 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17572 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17573 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17574 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17575 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17576 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17577 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17578 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17579 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17580 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17581 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17582 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17583 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17584 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17585 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17586 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17587 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17588 V1DI_FTYPE_V2SI_V2SI.
17589 (bdesc_2arg): Moved to ...
17590 (bdesc_args): Here.
17591 (ix86_init_mmx_sse_builtins): Updated.
17592 (ix86_expand_args_builtin): Updated. Take a pointer
17593 to const struct builtin_description. Handle comparison
17595 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17596 (ix86_expand_builtin): Updated.
17598 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17599 (ssse3_pmaddubsw128): This.
17600 (ssse3_pmaddubswv4hi3): Renamed to ...
17601 (ssse3_pmaddubsw): This.
17603 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17604 (__builtin_ia32_packssdw128): Likewise.
17605 (__builtin_ia32_packuswb128): Likewise.
17606 (__builtin_ia32_pmaddubsw): Likewise.
17607 (__builtin_ia32_pmaddubsw128): Likewise.
17609 2008-04-30 Richard Guenther <rguenther@suse.de>
17611 PR tree-optimization/14847
17612 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17613 (recognize_bits_test): Use it.
17614 (recognize_single_bit_test): Likewise.
17616 2008-04-30 Martin Jambor <mjambor@suse.cz>
17618 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17619 instead of setting number of formal parameters to zero.
17620 (ipcp_init_stage): Do not set the number of actual parameters to zero
17622 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17623 which are called with variable number of arguments.
17624 (ipcp_insert_stage): Explicitely skipping all nodes which are
17625 called with variable number of arguments.
17626 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17627 number of parameters.
17629 * ipa-prop.h (struct ipa_node_params): Added flag
17630 called_with_var_arguments
17631 (ipa_set_param_count): Added. Changed sole setter to use it.
17632 (ipa_get_param_count): Added. All readers of param_count
17633 converted to use it instead.
17634 (ipa_set_called_with_variable_arg): Added.
17635 (ipa_is_called_with_var_arguments): Added.
17636 (ipa_get_ith_param): Added. All readers of param_decls converted
17638 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17640 (ipa_get_cs_argument_count): Added, all readers of argument_count
17642 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17645 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17646 (struct ipcp_lattice): Renamed cval_type to type
17647 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17649 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17650 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17651 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17652 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17653 (build_const_val): Changed the type of parameter cvalue to tree
17654 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17655 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17657 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17660 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17661 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17662 (ipa_add_method): Renamed to ipa_push_func_to_list
17663 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17664 (ipa_callsite_param_count): Removed.
17665 (ipa_callsite_param_count_set): Removed.
17666 (ipa_callsite_param): Removed.
17667 (ipa_callsite_callee): Removed.
17668 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17669 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17670 (ipa_method_formal_count): Removed.
17671 (ipa_method_formal_count_set): Removed.
17672 (ipa_method_get_tree): Removed.
17673 (ipa_method_tree_map_create): Removed.
17674 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17675 (ipa_create_param_decls_array): Creates the array itself
17676 (ipa_create_param_decls_array): Temporary variable info instead of
17677 a few dereferences.
17678 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17679 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17680 (get_type): Removed.
17681 (ipa_jf_get_info_type): Removed.
17682 (ipa_node_create): Renamed to ipa_create_node_params
17683 (ipa_free): Renamed to ipa_free_all_node_params
17684 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17685 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17686 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17687 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17688 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17689 ipa_free_all_edge_args
17690 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17691 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17692 (ipa_create_methodlist_node): Removed.
17693 (ipa_methodlist_method): Removed.
17694 (ipa_methodlist_method_set): Removed.
17695 (ipa_methodlist_next_method): Removed.
17696 (ipa_methodlist_next_method_set): Removed.
17697 (ipa_method_is_modified): Removed.
17698 (ipa_method_modify_create): Removed.
17699 (ipa_method_modify_init): Temporary variable info instead of a few
17701 (ipa_detect_param_modifications): Temporary variable info instead of
17702 a few dereferences.
17703 (ipa_compute_jump_functions): Temporary variable info instead of
17704 a few dereferences.
17705 (ipa_method_modify_set): Removed.
17706 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17707 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17708 than craph_node as the first parameter.
17709 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17710 (ipa_method_modify_init): Removed.
17711 (ipa_compute_jump_functions): Added a temp variable instead of
17712 repeatadly dereferencing the cgraph_edge.aux pointer
17713 (ipa_callsite_param_set_type): Removed.
17714 (ipa_compute_jump_functions): i renamed to index and moved to
17716 (ipa_callsite_param_set_info_type_formal): Removed.
17717 (ipa_callsite_param_set_info_type): Removed.
17718 (ipa_callsite_param_map_create): Removed.
17719 (ipa_callsite_tree): Removed.
17720 (ipa_callsite_caller): Removed.
17721 (ipa_pop_func_from_list): return_method removed to return_func
17723 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17724 prefixed all values with IPA_. Changed all users.
17725 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17726 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17727 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17728 (union parameter_info): Renamed to jump_func_value.
17729 (union jump_func_value): Renamed value to constant
17730 (struct ipa_jump_func): Renamed info_type to value
17731 (struct ipa_node): Renamed to ipa_node_params
17732 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17733 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17734 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17735 (struct ipa_edge): Renamed to ipa_edge_args
17736 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17737 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17738 (struct ipa_methodlist): Renamed to ipa_func_list
17739 (struct ipa_func_list): method_p renamed to node, next_method
17741 (ipa_methodlist_p): Removed, switched all users to struct pointer
17742 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17744 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17746 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17747 (rs6000_emit_epilogue): Use backchain to restore only when we
17748 have a large frame. Make use of frame pointer to restore if we
17749 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17751 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17753 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17754 Add mode to zero_extract.
17755 (sign bit tests peepholes): (Ditto.).
17757 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17759 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17760 Instructions in comments with SSE3.
17761 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17762 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17763 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17764 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17765 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17766 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17767 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17768 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17769 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17770 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17771 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17772 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17773 (bdesc_sse_args): Renamed to ...
17774 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17775 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17776 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17777 IX86_BUILTIN_FABSQ.
17778 (bdesc_1arg): Moved to ...
17779 (bdesc_args): Here.
17780 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17781 Instructions in comments with SSE3.
17782 (ix86_expand_sse_operands_builtin): Renamed to ...
17783 (ix86_expand_args_builtin): This. Updated.
17784 (ix86_expand_unop1_builtin): Update comments.
17785 (ix86_expand_builtin): Updated.
17787 2008-04-29 Richard Guenther <rguenther@suse.de>
17789 PR tree-optimization/36078
17790 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17791 Update virtual SSA form after cleaning up the CFG.
17793 2008-04-29 Richard Guenther <rguenther@suse.de>
17795 PR middle-end/15255
17796 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17798 2008-04-29 Richard Guenther <rguenther@suse.de>
17800 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17801 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17802 (compute_flow_insensitive_aliasing): Do not treat
17803 PTR_IS_REF_ALL pointers special.
17804 (get_smt_for): Likewise.
17805 (may_alias_p): Re-structure.
17806 (is_escape_site): A ref-all pointer conversion is not an escape site.
17807 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17808 PTR_IS_REF_ALL pointers special.
17809 * tree-ssa-structalias.h (struct alias_info): Remove
17810 ref_all_symbol_mem_tag field.
17811 (PTR_IS_REF_ALL): Remove.
17813 2008-04-29 Richard Guenther <rguenther@suse.de>
17815 PR middle-end/36077
17816 * fold-const.c (extract_muldiv_1): In combining division constants
17817 make sure to never overflow.
17819 2008-04-29 Nick Clifton <nickc@redhat.com>
17821 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17823 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17826 * optc-gen.awk: Work around HP-UX/IA awk bug.
17828 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17830 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17833 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17836 * config/i386/i386.md
17837 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17838 Change operand 1 predicate to nonimmediate_operand.
17840 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17843 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17845 * gengtype.c (walk_type, write_func_for_structure): Handle
17847 * doc/gty.texi: Document chain_circular.
17849 2008-04-28 Richard Guenther <rguenther@suse.de>
17851 PR tree-optimization/36066
17852 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17855 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17858 * config/i386/i386.md
17859 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17860 Use match_scratch instead of match_operand for operands 3 and 4.
17862 2008-04-27 Richard Guenther <rguenther@suse.de>
17864 PR tree-optimization/18754
17865 PR tree-optimization/34223
17866 * tree-pass.h (pass_complete_unrolli): Declare.
17867 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17868 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17869 Rewrite loop into loop closed SSA form if it is not already.
17870 (tree_unroll_loops_completely): Re-structure to iterate over
17871 innermost loops with intermediate CFG cleanups.
17872 Unroll outermost loops only if requested or the code does not grow
17874 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17875 loops are available.
17876 (tree_vectorize): Instead do so here.
17877 (tree_complete_unroll): Also unroll outermost loops.
17878 (tree_complete_unroll_inner): New function.
17879 (gate_tree_complete_unroll_inner): Likewise.
17880 (pass_complete_unrolli): New pass.
17881 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17882 uses outside of the loop.
17883 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17884 form if it is available.
17885 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17886 * passes.c (init_optimization_passes): Schedule complete inner
17887 loop unrolling pass before the first CCP pass after final inlining.
17889 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17891 * targhooks.h (default_emutls_var_fields,
17892 default_emutls_var_init): Declare.
17893 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17894 * target.h (struct gcc_target): Add struct emutls member.
17895 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17896 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17897 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17898 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17899 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17900 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17901 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17902 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17903 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17904 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17905 emit debug information.
17906 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17907 * varasm.c: Include targhooks.h.
17908 (emutls_object_section, emutls_tmpl_section): New.
17909 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17910 (EMUTLS_SEPARATOR): New.
17911 (prefix_name): New.
17912 (get_emutls_object_name): New.
17913 (default_emutls_var_fields): New, broken out of ...
17914 (get_emutls_object_type): ... here. Adjust to use target hooks.
17915 (get_emutls_init_templ_addr): Adjust to use target hooks.
17916 (emutls_decl): Adjust to use target hooks.
17917 (emutls_finish): Likewise.
17918 (default_emutls_var_init): New, broken out of ...
17919 (assemble_variable): ... here. Adjust to use target hooks.
17920 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17921 SECCAT_EMUTLS_TMPL.
17922 * c-common.c (handle_section_attribute): Prevent overriding
17923 sections for emulated tls with special sections.
17924 * config/i386/i386.c (x86_64_elf_select_section): Add
17925 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17926 (x86_64_elf_unique_section): Likewise.
17927 * config/vxworks.c: Include tree.h.
17928 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17929 (vxworks_override_options): Set TLS scheme.
17930 * doc/tm.texi (Emulated TLS): New node.
17932 2008-04-26 Simon Baldwin <simonb@google.com>
17935 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17936 with propagated string constants.
17938 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17940 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17941 constraint for operand 2 when operand 0 is memory operand.
17942 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17943 operand 0 is memory operand.
17944 (fix_trunc<mode>_i387_with_temp): Ditto.
17945 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17946 operand 2 when operand 1 is memory operand.
17947 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17948 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17949 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17950 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17951 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17952 operands 2,3 and 4 when operand 1 is memory operand.
17953 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17955 (fistdi2_floor_with_temp): Ditto.
17956 (fist<mode>2_floor_with_temp): Ditto.
17957 (fistdi2_ceil_with_temp): Ditto.
17958 (fist<mode>2_ceil_with_temp): Ditto.
17959 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17961 2008-04-26 David Daney <ddaney@avtrex.com>
17963 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17965 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17966 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17967 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17968 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17969 (compare_and_swap_12): New insn.
17970 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17971 * config/mips/mips.c (mips_force_binary): New function.
17972 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17973 (mips_expand_compare_and_swap_12): New function.
17974 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17976 2008-04-25 Jan Hubicka <jh@suse.cz>
17979 * cfgexpand.c (pass_expand): Turn into RTL pass.
17980 * passes.c (execute_one_pass): Do pass typechecking after execution.
17981 * tree-pass.h (pass_expand): Turn into RTL pass.
17983 * function.h (struct rtl_data): Move here fields
17984 accesses_prior_frames, calls_eh_return, saves_all_registers,
17985 has_nonlocal_goto, has_asm_statement, is_thunk,
17986 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17987 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17988 arg_pointer_save_area_init from struct function; turn into bool.
17989 (struct function): Move
17990 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17991 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17992 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17993 tail_call_emit, arg_pointer_save_area_init
17994 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17995 (current_function_returns_struct, current_function_returns_pcc_struct,
17996 current_function_calls_setjmp, current_function_calls_alloca,
17997 current_function_accesses_prior_frames,
17998 current_function_calls_eh_return, current_function_is_thunk,
17999 current_function_stdarg, current_function_profile,
18000 current_function_limit_stack, current_function_uses_pic_offset_table,
18001 current_function_uses_const_pool, current_function_has_nonlocal_label,
18002 current_function_saves_all_registers,
18003 current_function_has_nonlocal_goto,
18004 current_function_has_asm_statement): Remove accesor macros.
18005 * ra-conflict.c (global_conflicts): Update.
18006 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18007 (suitable_for_tail_call_opt_p): Update.
18008 * builtins.c (expand_builtin_return_addr): Update.
18009 (expand_builtin_setjmp_setup): Update.
18010 (expand_builtin_nonlocal_goto): Update.
18011 * final.c (final_start_function): Update.
18012 (profile_function): Update.
18013 (leaf_function_p): Update.
18014 (only_leaf_regs_used): Update.
18015 * df-scan.c (df_get_exit_block_use_set): Update.
18016 * dojump.c (clear_pending_stack_adjust): Update.
18017 * tree-stdarg.c (gate_optimize_stdarg): Update.
18018 * gimple-low.c (lower_function_body): Update.
18019 * global.c (compute_regsets): Update.
18020 (global_alloc): Update.
18021 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18022 * expr.c (expand_assignment): Update.
18023 * dse.c (dse_step0): Update.
18024 (dse_step1): Update.
18025 * c-decl.c (store_parm_decls): Update.
18026 * local-alloc.c (combine_regs): Update.
18027 (find_free_reg): Update.
18028 * function.c (assign_parms_augmented_arg_list): Update.
18029 (assign_parm_find_data_types): Update.
18030 (assign_parms): Update.
18031 (allocate_struct_function): Update.
18032 (expand_function_start): Update.
18033 (expand_function_end): Update.
18034 (get_arg_pointer_save_area): Update.
18035 (thread_prologue_and_epilogue_insns): Update.
18036 (rest_of_match_asm_constraints): Update.
18037 * stor-layout.c (variable_size): Update.
18038 * gcse.c (gcse_main): Update.
18039 (bypass_jumps): Update.
18040 * gimplify.c (gimplify_function_tree): Update.
18041 * calls.c (emit_call_1): Update.
18042 (expand_call): Update.
18043 * bt-load.c (compute_defs_uses_and_gen): Update.
18044 * except.c (sjlj_assign_call_site_values): Update.
18045 (sjlj_emit_function_enter): Update.
18046 (can_throw_external): Update.
18047 (set_nothrow_function_flags): Update.
18048 (expand_builtin_unwind_init): Update.
18049 (expand_eh_return): Update.
18050 (convert_to_eh_region_ranges): Update.
18051 (output_function_exception_table): Update.
18052 * emit-rtl.c (gen_tmp_stack_mem): Update.
18053 * cfgexpand.c (expand_used_vars): Update.
18054 (tree_expand_cfg): Update.
18055 * cfgcleanup.c (rest_of_handle_jump): Update.
18056 * explow.c (allocate_dynamic_stack_space): Update.
18057 * varasm.c (assemble_start_function): Update.
18058 (force_const_mem): Update.
18059 (mark_constant_pool): Update.
18060 * tree-optimize.c (tree_rest_of_compilation): Update.
18061 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18062 * tree-cfg.c (notice_special_calls): Update.
18063 (is_ctrl_altering_stmt): Update.
18064 (tree_can_make_abnormal_goto): Update.
18065 (tree_purge_dead_abnormal_call_edges): Update.
18066 * config/alpha/predicates.md: Update.
18067 * config/alpha/alpha.c (alpha_sa_mask): Update.
18068 (alpha_sa_size): Update.
18069 (alpha_does_function_need_gp): Update.
18070 (alpha_expand_prologue): Update.
18071 (alpha_start_function): Update.
18072 (alpha_output_function_end_prologue): Update.
18073 (alpha_expand_epilogue): Update.
18074 * config/frv/frv.c (frv_stack_info): Update.
18075 (frv_expand_epilogue): Update.
18076 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18077 (s390_register_info): Update.
18078 (s390_frame_info): Update.
18079 (s390_init_frame_layout): Update.
18080 (s390_can_eliminate): Update.
18081 (save_gprs): Update.
18082 * config/spu/spu.c (spu_split_immediate): Update.
18083 (need_to_save_reg): Update.
18084 (spu_expand_prologue): Update.
18085 (spu_expand_epilogue): Update.
18086 * config/sparc/sparc.md: Update.
18087 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18088 (sparc_tls_got): Update.
18089 (legitimize_pic_address): Update.
18090 (sparc_emit_call_insn): Update.
18091 (sparc_expand_prologue): Update.
18092 (output_return): Update.
18093 (print_operand): Update.
18094 (sparc_function_ok_for_sibcall): Update.
18095 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18096 * config/m32r/m32r.md: Update.
18097 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18098 (m32r_compute_frame_size): Update.
18099 (m32r_expand_prologue): Update.
18100 (m32r_expand_epilogue): Update.
18101 (m32r_legitimize_pic_address): Update.
18102 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18103 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18104 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18105 (gen_push): Update.
18106 (ix86_save_reg): Update.
18107 (ix86_compute_frame_layout): Update.
18108 (ix86_expand_prologue): Update.
18109 (ix86_expand_epilogue): Update.
18110 * config/sh/sh.c (output_stack_adjust): Update.
18111 (calc_live_regs): Update.
18112 (sh5_schedule_saves): Update.
18113 (sh_expand_prologue): Update.
18114 (sh_expand_epilogue): Update.
18115 (sh_setup_incoming_varargs): Update.
18116 (sh_allocate_initial_value): Update.
18117 (sh_get_pr_initial_val): Update.
18118 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18119 * config/sh/sh.md (label:): Update.
18120 * config/avr/avr.c (out_movhi_mr_r): Update.
18121 * config/crx/crx.h (enum): Update.
18122 * config/xtensa/xtensa.h (along): Update.
18123 * config/stormy16/stormy16.c Update.
18124 (xstormy16_compute_stack_layout): Update.
18125 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18126 (fr30_expand_prologue): Update.
18127 * config/cris/cris.c (cris_conditional_register_usage): Update.
18128 (cris_reg_saved_in_regsave_area): Update.
18129 (cris_initial_frame_pointer_offset): Update.
18130 (cris_simple_epilogue): Update.
18131 (cris_expand_prologue): Update.
18132 (cris_expand_epilogue): Update.
18133 (cris_expand_pic_call_address): Update.
18134 (cris_asm_output_symbol_ref): Update.
18135 (cris_asm_output_label_ref): Update.
18136 * config/cris/cris.md Update.
18137 * config/iq2000/iq2000.c (compute_frame_size): Update.
18138 (iq2000_expand_epilogue): Update.
18139 * config/mt/mt.h (save_direction): Update.
18140 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18141 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18142 (ia64_secondary_reload_class): Update.
18143 * config/m68k/m68k.c (m68k_save_reg): Update.
18144 (m68k_expand_prologue): Update.
18145 (m68k_expand_epilogue): Update.
18146 (legitimize_pic_address): Update.
18147 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18148 (first_reg_to_save): Update.
18149 (first_altivec_reg_to_save): Update.
18150 (compute_vrsave_mask): Update.
18151 (compute_save_world_info): Update.
18152 (rs6000_stack_info): Update.
18153 (spe_func_has_64bit_regs_p): Update.
18154 (rs6000_ra_ever_killed): Update.
18155 (rs6000_emit_eh_reg_restore): Update.
18156 (rs6000_emit_allocate_stack): Update.
18157 (rs6000_emit_prologue): Update.
18158 (rs6000_emit_epilogue): Update.
18159 (rs6000_output_function_epilogue): Update.
18160 (output_profile_hook): Update.
18161 (rs6000_elf_declare_function_name): Update.
18162 * config/rs6000/rs6000.h (rs6000_args): Update.
18163 * config/rs6000/rs6000.md: Update.
18164 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18165 * config/arc/arc.c (arc_output_function_epilogue): Update.
18166 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18167 * config/darwin.c (machopic_function_base_name): Update.
18168 * config/score/score3.c (score3_compute_frame_size): Update.
18171 (score3_epilogue): Update.
18172 * config/score/score7.c (score7_compute_frame_size): Update.
18173 (score7_prologue): Update.
18174 (score7_epilogue): Update.
18175 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18176 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18177 * config/arm/arm.c (use_return_insn): Update.
18178 (require_pic_register): Update.
18179 (arm_load_pic_register): Update.
18180 (arm_compute_save_reg0_reg12_mask): Update.
18181 (arm_compute_save_reg_mask): Update.
18182 (thumb1_compute_save_reg_mask): Update.
18183 (output_return_instruction): Update.
18184 (arm_output_function_prologue): Update.
18185 (arm_output_epilogue): Update.
18186 (arm_get_frame_offsets): Update.
18187 (arm_expand_prologue): Update.
18188 (thumb_pushpop): Update.
18189 (thumb_exit): Update.
18190 (thumb1_expand_prologue): Update.
18191 (thumb1_expand_epilogue): Update.
18192 (arm_unwind_emit): Update.
18193 (arm_output_fn_unwind): Update.
18194 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18195 * config/arm/arm.md: Update.
18196 * config/pa/pa.md: Update.
18197 * config/pa/pa.c (legitimize_pic_address): Update.
18198 (compute_frame_size): Update.
18199 (hppa_expand_prologue): Update.
18200 (hppa_expand_epilogue): Update.
18201 (borx_reg_operand): Update.
18202 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18203 (HARD_REGNO_RENAME_OK): Update.
18204 * config/mips/mips.c (mips_global_pointer): Update.
18205 (mips_save_reg_p): Update.
18206 (mips_compute_frame_info): Update.
18207 (mips_frame_pointer_required): Update.
18208 (mips_expand_prologue): Update.
18209 (mips_expand_epilogue): Update.
18210 (mips_can_use_return_insn): Update.
18211 (mips_reorg_process_insns): Update.
18212 * config/v850/v850.c (compute_register_save_size): Update.
18213 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18214 * config/mmix/mmix.c (along): Update.
18215 (mmix_expand_epilogue): Update.
18216 * config/bfin/bfin.c (legitimize_pic_address): Update.
18217 (must_save_p): Update.
18218 (stack_frame_needed_p): Update.
18219 (add_to_reg): Update.
18220 (bfin_expand_prologue): Update.
18221 * stmt.c (expand_asm_operands): Update.
18222 * reload1.c (reload): Update.
18223 (init_elim_table): Update.
18225 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18227 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18229 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18231 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18232 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18233 (mov<mode>): Removed.
18234 (*movv4sf_internal): Likewise.
18235 (*movv2df_internal): Likewise.
18237 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18239 * config.gcc (crx-*-elf): Remove deprecation.
18241 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18243 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18244 __gcc_deregister_frame with atexit.
18245 (deregister_frame_dtor): Remove.
18247 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18248 Nathan Sidwell <nathan@codesourcery.com>
18250 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18252 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18253 (rs6000_isel): Likewise.
18254 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18255 (rs6000_isel): New variable.
18256 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18258 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18261 * c-common.c (handle_vector_size_attribute): Call
18262 lang_hooks.types.reconstruct_complex_type instead of
18263 reconstruct_complex_type.
18264 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18265 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18266 * langhooks.h (struct lang_hooks_for_types): Add
18267 reconstruct_complex_type hook.
18268 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18269 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18271 2008-04-24 Richard Guenther <rguenther@suse.de>
18273 * c-common.h (check_builtin_function_arguments): Declare.
18274 * c-common.c (validate_nargs): New function.
18275 (check_builtin_function_arguments): Likewise.
18276 * c-typeck.c (build_function_call): Call
18277 check_builtin_function_arguments.
18278 * builtins.c (fold_builtin_classify): Remove error reporting code.
18279 (fold_builtin_unordered_cmp): Likewise.
18280 (fold_builtin_1): Likewise.
18281 (fold_builtin_n): Likewise.
18283 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18285 PR tree-optimization/36008
18286 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18287 the original op1, rather than delta by step.
18289 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18290 Sebastian Pop <sebastian.pop@amd.com>
18292 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18293 eliminate_local_variables_stmt, eliminate_local_variables,
18294 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18295 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18296 of code delimited by two edges in the CFG.
18297 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18298 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18299 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18300 the case of parallelisation of reductions.
18301 (expr_invariant_in_region_p): New.
18303 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18304 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18306 2008-04-24 Ira Rosen <irar@il.ibm.com>
18307 Richard Guenther <rguenther@suse.de>
18309 PR tree-optimization/36034
18310 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18311 incapable of dealing with loads with gaps.
18313 2008-04-24 Rafael EspÃndola <espindola@google.com>
18315 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18316 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18317 vrp_evaluate_conditional.
18318 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18319 (vrp_evaluate_conditional): Split the cond argument.
18320 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18321 (simplify_stmt_for_jump_threading): Update call to
18322 vrp_evaluate_conditional.
18324 2008-04-24 Ira Rosen <irar@il.ibm.com>
18326 PR tree-optimization/35982
18327 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18328 interleaved data-refs are of the same type.
18330 2008-04-24 Danny Smith <dannysmith@users.net>
18332 * c-format.c (check_format_info_main): Use strncmp rather than a
18333 magic prefix to handle multichar length specs.
18334 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18335 Don't prefix "I64" and "I32" with '\0'.
18337 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18340 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18341 in registers for -m32 only if stdarg_p (fntype).
18343 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18345 PR rtl-optimization/36006
18346 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18347 temp to op0 in order to avoid invalid rtx sharing.
18349 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18351 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18352 check TREE_INVARIANT.
18353 * tree-gimple.c (is_gimple_address): New.
18354 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18355 * tree-gimple.h (is_gimple_address): New.
18356 * tree.h (decl_address_invariant_p): New.
18357 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18358 (build_string): Likewise.
18359 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18360 (tree_invariant_p_1): Likewise.
18361 (save_expr): Use it.
18362 (tree_invariant_p): New.
18363 (skip_simple_arithmetic): Use it.
18364 (stabilize_reference_1): Use it.
18365 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18367 (build1_stat): Drop code to compute TREE_INVARIANT.
18368 (build2_stat): Drop code to compute TREE_INVARIANT.
18369 (build3_stat): Drop code to compute TREE_INVARIANT.
18370 (build4_stat): Drop code to compute TREE_INVARIANT.
18371 (build5_stat): Drop code to compute TREE_INVARIANT.
18372 (build7_stat): Drop code to compute TREE_INVARIANT.
18373 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18374 * tree.h (struct tree_base): Remove invariant_flag.
18375 (TREE_INVARIANT): Remove.
18376 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18377 (fold_builtin_expect): Check TREE_CONSTANT.
18378 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18379 * c-tree.h (c_expr_to_decl): Drop third parameter.
18380 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18381 (build_c_cast): Don't set TREE_INVARIANT.
18382 (pop_init_level): Don't set TREE_INVARIANT.
18383 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18384 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18386 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18387 (gimplify_addr_expr): Adjust comment.
18388 * tree-mudflap.c (mf_build_string):
18389 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18390 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18391 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18392 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18393 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18394 * langhooks.h (struct lang_hooks): Drop third parameter from
18397 2008-04-23 Richard Guenther <rguenther@suse.de>
18399 PR tree-optimization/27799
18400 PR tree-optimization/32921
18401 PR tree-optimization/32624
18402 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18403 SMTs aliases and the tag itself into the solution.
18404 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18405 merge the points-to solution back into the SMT aliases.
18406 (may_alias_p): Use alias_set_subset_of instead of
18407 aliases_conflict_p. A pointer which points to
18408 memory with alias set zero may access any variable.
18410 2008-04-23 Richard Guenther <rguenther@suse.de>
18412 * alias.c (alias_set_subset_of): Correctly handle asking
18413 if zero is a subset of an alias set with zero child.
18414 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18415 (compute_flow_insensitive_aliasing): Correctly walk all
18416 pointers. Do not unnecessarily union sets.
18418 2008-04-23 Richard Guenther <rguenther@suse.de>
18420 PR middle-end/36021
18421 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18423 2008-04-22 Tomas Bily <tbily@suse.cz>
18425 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18427 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18429 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18430 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18431 * tree-inline.c (estimate_num_insns_1): Likewise.
18432 * varasm.c (const_hash_1, compare_constant, copy_constant)
18433 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18434 * emit-rtl.c (component_ref_for_mem_expr)
18435 (set_mem_attributes_minus_bitpos): Likewise.
18436 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18437 (is_aligning_offset): Likewise.
18438 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18439 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18440 * dojump.c (do_jump): Likewise.
18441 * builtins.c (get_pointer_alignment, get_memory_rtx)
18442 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18443 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18445 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18447 PR rtl-optimization/36017
18448 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18449 expanding the library call.
18451 2008-04-22 Ian Lance Taylor <iant@google.com>
18453 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18454 than size_in_bytes.
18456 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18458 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18459 of LR/CTR moves for Power6.
18461 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18463 PR middle-end/36003
18464 * passes.c (init_optimization_passes): Remove
18465 pass_fast_rtl_byte_dce.
18467 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18470 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18471 builtin functions to generate faster code.
18472 (_mm_cvtpu16_ps): Ditto.
18473 (_mm_cvtpi32x2_ps): Ditto.
18475 2008-04-22 Nick Clifton <nickc@redhat.com>
18477 * common.opt (ftree-loop-distribution): Add Optimization
18480 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18481 (frv_expand_builtin_va_start): Likewise.
18483 * config/arm/arm.c (thumb_find_work_register): Fix location of
18484 argument register count.
18486 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18488 Support scheduling for ColdFire V1 and V3 microarchitecture.
18489 Improve scheduling of multiplication instructions.
18491 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18492 (mac): New instruction attribute.
18493 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18494 (m68k_sched_mac): New variable.
18495 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18496 Handle cfv1 and cfv3.
18497 (max_insn_size): New static variable.
18498 (struct _sched_ib): New type.
18499 (sched_ib): New static variable.
18500 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18501 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18502 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18504 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18505 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18506 new variables. Update.
18507 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18508 Add modeling of cfv3 instruction buffer. Update.
18509 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18510 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18511 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18512 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18513 a particular reservation applies to.
18514 (type2): Reorganize attribute values. Rename alu to alu_reg,
18515 alu_l to alu, move_l to omove. Join move to alu. Split mul
18516 to mul_l and mul_w.
18517 (cf_ib_*): Simplify description of instruction buffer.
18518 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18519 (cf_mem): Split into cf_mem1 and cf_mem2.
18520 (cf_v2_move_??): Rename to cfv12_alu_??.
18521 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18522 (cf_v2_mul_??): Remove reservations.
18523 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18524 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18525 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18527 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18528 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18529 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18530 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18531 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18532 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18533 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18534 expansions of the above reservations for instructions of sizes
18537 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18539 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18541 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18543 * coverage.c: Include tree-pass.h.
18544 (coverage_counter_alloc): Print da_file_name to the dump file.
18546 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18548 * sbitmap.c (sbitmap_range_empty_p): New function.
18549 * sbitmap.h (sbitmap_range_empty_p): New function.
18550 * bitmap.h: Now includes obstack.h.
18552 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18553 Kenneth Zadeck <zadeck@naturalbridge.com>
18555 * dbgcnt.def (ra_byte_scan): Added.
18556 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18557 when the last hit happens for a counter.
18558 * timevar.def (TV_DF_BYTE_LR): New variable.
18559 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18560 * passes.c (pass_fast_rtl_byte_dce): New pass.
18561 * fwprop.c (update_df): Added mode to call df_ref_create.
18562 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18563 DF_REF_EXTRACT_OFFSET.
18564 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18565 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18567 (df_ref_extract): Added mode field.
18568 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18569 DF_REF_EXTRACT_OFFSET.
18570 (DF_REF_EXTRACT_MODE): New macro.
18571 (df_byte_lr_bb_info): New structure.
18572 (df_print_byte_regset, df_compute_accessed_bytes,
18573 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18574 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18575 df_byte_lr_simulate_uses,
18576 df_byte_lr_simulate_artificial_refs_at_top,
18577 df_byte_lr_simulate_artificial_refs_at_end,
18578 df_compute_accessed_bytes): New function.
18579 (df_ref_create): Add parameter.
18580 (df_byte_lr_get_bb_info): New inline function.
18581 * df-scan.c (df_ref_record, df_uses_record,
18582 df_ref_create_structure): Added mode parameter.
18583 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18584 df_defs_record, df_uses_record, df_get_conditional_uses,
18585 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18586 df_entry_block_defs_collect, df_exit_block_uses_collect):
18587 Added mode parameter to calls to df_ref_record, df_uses_record,
18588 df_ref_create_structure.
18589 (df_ref_equal_p, df_ref_compare): Added test for modes.
18590 (df_ref_create_structure): Added code to set mode. Renamed
18591 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18592 DF_REF_EXTRACT_OFFSET.
18593 * df-core.c (df_print_byte_regset): New function.
18594 * df-byte-scan.c: New file.
18595 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18596 calls to BITMAP_FREE.
18597 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18598 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18599 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18600 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18601 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18602 df_byte_lr_local_compute, df_byte_lr_init,
18603 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18604 df_byte_lr_transfer_function, df_byte_lr_free,
18605 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18606 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18607 df_byte_lr_simulate_uses,
18608 df_byte_lr_simulate_artificial_refs_at_top,
18609 df_byte_lr_simulate_artificial_refs_at_end): New function.
18610 * dce.c (byte_dce_process_block): New function.
18611 (dce_process_block): au is now passed in rather than computed
18612 locally. Changed loops that look at artificial defs to not look
18613 for conditional or partial ones, because there never are any.
18614 (fast_dce): Now is able to drive byte_dce_process_block or
18615 dce_process_block depending on the kind of dce being done.
18616 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18617 (rest_of_handle_fast_byte_dce): New function.
18618 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18619 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18621 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18624 * gcc.h: Added fortran options that take arguments to
18625 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18628 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18630 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18631 scalarization if on the LHS and not a full access.
18633 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18635 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18637 2008-04-18 Rafael EspÃndola <espindola@google.com>
18639 * tree-vrp.c (find_case_label_index): Fix the binary search.
18640 (find_case_label_range): New.
18641 (vrp_visit_switch_stmt): Use find_case_label_range.
18642 (simplify_switch_using_ranges): Use find_case_label_range.
18644 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18646 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18647 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18649 2008-04-18 Tom Tromey <tromey@redhat.com>
18652 * doc/cpp.texi (Implementation-defined behavior): Mention
18655 2008-04-18 Ian Lance Taylor <iant@google.com>
18657 * fold-const.c (pointer_may_wrap_p): New static function.
18658 (fold_comparison): Add another test for pointer overflow. Use
18659 pointer_may_wrap_p to disable some false positives.
18661 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18663 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18664 (fname_as_string): Match updated cpp_interpret_string prototype.
18665 (fix_string_type): Support char16_t* and char32_t*.
18666 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18667 derivative) nodes. Register as builtin if C++0x.
18668 (c_parse_error): Support CPP_CHAR{16,32}.
18669 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18670 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18671 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18672 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18673 CTI_CHAR32_ARRAY_TYPE>: New elements.
18674 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18675 char32_type_node, signed_char32_type_node, char16_array_type_node,
18676 char32_array_type_node): New defines.
18677 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18678 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18679 (lex_string): Support CPP_STRING{16,32}, match updated
18680 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18681 (lex_charconst): Support CPP_CHAR{16,32}.
18682 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18683 and CPP_STRING{16,32}.
18685 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18688 * aclocal.m4: Regenerate.
18689 * configure: Regenerate.
18691 2008-04-18 Jan Hubicka <jh@suse.cz>
18693 * except.c (dw2_size_of_call_site_table,
18694 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18696 * cgraphbuild.c (build_cgraph_edges): Update.
18697 * tree-pass.h: Update comment.
18698 * final.c (leaf_function_p): Update.
18699 (leaf_renumber_regs): Update.
18700 (rest_of_clean_state): Update.
18701 * omp-low.c (expand_omp_parallel): Update.
18702 * ipa-reference.c (analyze_function): Update.
18703 * reorg.c (find_end_label): Update.
18704 (optimize_skip): Update.
18705 (fill_simple_delay_slots): Update.
18706 (fill_simple_delay_slots): Update.
18707 (make_return_insns): Update.
18708 (dbr_schedule): Update.
18709 * gimple-low.c (record_vars_into): Update.
18710 * cfgbuild.c (make_edges): Update.
18711 * function.c (assign_stack_local): Update.
18712 (assign_parm_adjust_stack_rtl): Update.
18713 (locate_and_pad_parm): Update.
18714 (allocate_struct_function): Do not initialize stack_alignment_needed
18715 and preferred_stack_boundary here.
18716 (stack_protect_prologue): Update.
18717 (stack_protect_epilogue): Update.
18718 (expand_function_start): Initialize stack_alignment_needed,
18719 preferred_stack_boundary and max_jumptable_ents.
18720 (expand_function_end): Update.
18721 (free_after_compilation): Do not NULLify epilogue_delay_list.
18722 * function.h (struct rtl_data): Add stack_protect_guard,
18723 stack_alignment_needed,
18724 preferred_stack_boundary, epilogue_delay_list.
18725 (struct function): Remove value_histograms, stack_alignment_needed,
18726 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18728 unexpanded_var_list, stack_protect_guard.
18729 (current_function_epilogue_delay_list): Remove.
18730 * ipa-type-escape.c (analyze_function): Update.
18731 * gimplify.c (pop_gimplify_context): Update comment.
18732 * calls.c (expand_call): Update.
18733 (emit_library_call_value_1): Update.
18734 * except.c (set_nothrow_function_flags): Update.
18735 * cfgexpand.c (get_decl_align_unit): Update.
18736 (create_stack_guard): Update.
18737 (estimated_stack_frame_size): Update.
18738 (expand_used_vars): Update.
18739 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18740 * explow.c (allocate_dynamic_stack_space): Update.
18741 * tree-ssa-live.c (remove_unused_locals): Update.
18742 * varasm.c (mark_constant_pool): Update.
18743 * tree-inline.c (remap_decls): Update.
18744 (initialize_cfun): Update.
18745 (declare_return_variable): Update.
18746 (inline_forbidden_p): Update.
18747 (expand_call_inline): Update.
18748 (declare_inline_vars): Update.
18749 (tree_function_versioning): Update.
18750 * tree-flow.h (value_histograms): New.
18751 (VALUE_HISTOGRAMS): New macro.
18752 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18754 * tree-cfg.c (set_bb_for_stmt): Update.
18755 (replace_by_duplicate_decl): Update.
18756 (move_block_to_fn): Update.
18757 (new_label_mapper): Update.
18758 (dump_function_to_file): Update.
18759 * ipa-struct-reorg.c (build_data_structure): Update.
18760 * cfgrtl.c (print_rtl_with_bb): Update.
18761 * reload1.c (reload): Update.
18763 * config/i386/i386.c (setup_incoming_varargs_64,
18764 ix86_compute_frame_layout): Update.
18765 * config/arc/arc.c (arc_output_function_epilogue): Update.
18767 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18769 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18770 for FreeBSD as well.
18771 * gthr-posix95.h: Likewise.
18773 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18775 PR rtl-optimization/35838
18776 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18777 out the byte offset of the first subreg.
18779 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18781 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18782 to split_ti instead of three separate calls with single member arrays.
18783 (subti3 splitter): Ditto.
18784 (adddi3 splitter): Ditto with split_di.
18785 (subdi3 splitter): Ditto.
18786 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18787 two separate calls with single member arrays. Swap match_dup
18788 operands 1 and 2 to better fit into the array.
18789 (negdi2 splitter): Ditto with split_di.
18790 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18791 two separate calls with single member arrays. Swap match_dup operands
18792 6 and 7 to better fit into the array.
18794 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18796 * config/i386/i386.c (sse_builtin_type): New.
18797 (bdesc_sse_args): Likewise.
18798 (bdesc_sse_3arg): Removed.
18799 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18800 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18801 IX86_BUILTIN_ROUNDPS.
18802 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18803 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18804 IX86_BUILTIN_ROUNDPS.
18805 (ix86_expand_sse_4_operands_builtin): Removed.
18806 (ix86_expand_sse_operands_builtin): New.
18807 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18808 and CODE_FOR_sse4_1_roundps.
18809 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18810 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18812 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18815 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18816 regs before frame pop when needed. If use_backchain_to_restore_sp
18817 then load backchain into a temp reg to restore vr and vrsave. Add
18818 code to restore vr after frame pop if possible.
18820 2008-04-17 Richard Guenther <rguenther@suse.de>
18822 * tree-vn.c (expressions_equal_p): Do not check type
18823 equality or compatibility before calling operand_equal_p.
18824 * fold-const.c (operand_equal_p): Check equivalence of
18825 integer constants before bailing out due to signedness or
18826 precision differences.
18827 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18828 spurious differences in type qualification. Ignore types
18829 for COMPONENT_REFs at all.
18831 2008-04-17 Christian Bruel <christian.bruel@st.com>
18833 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18834 msw_skip comparison.
18836 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18839 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18842 PR tree-optimization/35899
18843 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18844 rather than TREE_OPERAND.
18846 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18849 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18850 temporary registers. Change operand predicate to general_operand.
18851 (remainderxf3): Ditto.
18853 2008-04-16 Richard Guenther <rguenther@suse.de>
18855 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18856 * tree-affine.c (aff_combination_expand): Look through some
18859 2008-04-15 Doug Kwan <dougkwan@google.com>
18861 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18863 * tree-pretty-print.c (dump_generic_node): Ditto.
18864 * final.c (output_addr_const): Ditto.
18865 * dwarf2out.c (output_cfi): Ditto.
18866 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18867 * print-rtl.c (print_rtx): Ditto.
18868 * print-tree.c (print_node_brief, print_node): Ditto.
18869 * c-common.c (match_case_to_enum_1): Ditto.
18870 * sched-vis.c (print_value): Ditto.
18871 * config/i386/i386.c (print_operand): Cast to long unsigned int
18874 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18875 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18876 MS Windows VirtualProtect function.
18878 2008-04-15 Jan Hubicka <jh@suse.cz>
18880 * gengtype.c (write_root): Param_is argument is OK.
18881 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18882 * function.h: Include varray.h
18883 (rtl_eh): New stucture based on except.c one.
18884 (call_site_record): New forward declaration and vector type.
18885 * calls.c (emit_call_1): Do not call
18886 note_current_region_may_contain_throw.
18887 * except.c (eh_status): Remove cur_region, try_region since they are
18889 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18890 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18891 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18892 Remove call_site_data_used, call_site_data_size.
18893 Turn call_site_record into vector in function.h.
18894 (note_current_region_may_contain_throw): Remove.
18895 (get_exception_pointer, get_exception_filter): Do not take struct
18896 function argument; update.
18897 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18898 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18899 build_post_landing_pads, dw2_build_landing_pads,
18900 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18901 sjlj_emit_function_enter, sjlj_emit_function_enter,
18902 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18903 sjlj_build_landing_pads, finish_eh_generation,
18904 remove_exception_handler_label, remove_eh_handler,
18905 maybe_remove_eh_handler, add_reachable_handler,
18906 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18907 add_action_record, collect_one_action_chain, add_call_site,
18908 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18909 sjlj_output_call_site_table, output_function_exception_table,
18910 * except.h (note_current_region_may_contain_throw): Remove
18911 (get_exception_pointer, get_exception_filter): Do not take struct
18913 * Makefile.in (GTFILES): Put varargs before struct function.
18915 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18917 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18918 punt for STRING_CST.
18919 (get_constraint_for): Deal with STRING_CST here instead.
18921 2008-04-15 Richard Guenther <rguenther@suse.de>
18923 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18924 statements in a basic-block with a backward walk. Do not
18925 substitute into dead statements but instead remove those.
18927 2008-04-15 Richard Guenther <rguenther@suse.de>
18929 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18930 to zero, thus disable creation of SFTs.
18932 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18934 * tree-predcom.c (suitable_reference_p): Return false if the
18935 reference can throw.
18937 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18940 * c-decl.c (finish_decl): If extern or static var has variable
18941 size, set TREE_TYPE (decl) to error_mark_node.
18943 2008-04-15 Rafael EspÃndola <espindola@google.com>
18945 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18948 2008-04-15 Richard Guenther <rguenther@suse.de>
18950 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18951 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18952 (visit_reference_op_load): Do walk vuse-vdef chains on
18953 vn_reference_lookup.
18954 (visit_reference_op_store): But do not here.
18955 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18956 vn_reference_lookup.
18957 (vn_lookup_with_vuses): But do so here.
18959 2008-04-14 Ian Lance Taylor <iant@google.com>
18961 * fold-const.c (fold_overflow_warning): Remove assertion.
18963 2008-04-15 Ben Elliston <bje@au.ibm.com>
18965 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18966 temp1 local variables.
18968 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18971 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18972 ".text.unlikely" section as executable.
18974 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18976 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18977 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18978 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18979 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18980 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18981 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18982 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18984 2008-04-14 Ian Lance Taylor <iant@google.com>
18986 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18987 * fold-const.c (fold_comparison): If appropriate, test
18988 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18989 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18990 reassociating a pointer type.
18991 * doc/invoke.texi (Optimize Options): Document that
18992 -fstrict-overflow applies to pointer wraparound.
18994 2008-04-13 Jan Hubicka <jh@suse.cz>
18996 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18998 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19000 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19001 we are going to "save the world".
19003 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19005 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19006 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19007 operand 0 constraint, not "=".
19009 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19011 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19013 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19015 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19016 of size of positions_needed * CHAR_BIT.
19018 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19020 PR middle-end/35897
19021 * dse.c (store_info): Change positions_needed to unsigned
19023 (lowpart_bitmask): New.
19024 (record_store): Cast to unsigned HOST_WIDE_INT for
19025 positions_needed. Assert width <= size of positions_needed *
19026 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19027 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19028 lowpart_bitmask to set mask.
19030 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19032 * config/bfin/constraints.md: New file.
19033 * config/bfin/bfin.md: Include it.
19034 (adddi3): Use satisfies_constraint functions instead of the old macros.
19035 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19036 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19037 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19038 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19039 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19040 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19041 EXTRA_CONSTRAINT): Delete.
19042 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19043 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19045 * config/bfin/bfin.c: Include "tm-constrs.h".
19046 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19047 Use satisfies_constraint functions instead of the old macros.
19048 * doc/md.texi (Blackfin Constraints): Update file name reference.
19050 2008-04-11 Richard Guenther <rguenther@suse.de>
19052 PR tree-optimization/35869
19053 * tree-vrp.c (execute_vrp): Move switch statement update after
19054 jump threading. Schedule another cfg cleanup run.
19056 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19059 * attribs.c (decl_attributes): Return early on errorneous node.
19061 2008-04-10 Oleg Ryjkov <olegr@google.com>
19063 * tree.h (struct tree_base): Added a new flag default_def_flag.
19064 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19066 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19068 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19070 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19073 * pa.md: Define mode iterator P. Define mode attribute dwc.
19074 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19075 (icacheflush): Likewise.
19076 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19077 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19079 2008-04-11 Ben Elliston <bje@au.ibm.com>
19081 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19083 2008-04-10 Rafael EspÃndola <espindola@google.com>
19085 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19086 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19087 (extract_range_from_expr): The same.
19089 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19091 * config/mips/mips.md (GPR2): New mode iterator.
19092 (seq): Add comment.
19093 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19094 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19095 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19096 Rewrite these to take two modes, the mode of comparison and the
19097 mode of the destination.
19098 * config/mips/mips.c (mips_expand_scc): Instead of having
19099 paradoxical subreg as destination, expand "narrowing" scc if mode
19100 of comparison is SI and target is requested in DI mode.
19101 (mips_emit_int_order_test): Update comment. Make mode of
19102 comparison match CMP0 rather than TARGET. When creating inverse
19103 target use mode of TARGET.
19105 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19107 * gcov-dump.c (tag_summary): Only print summaries for the first
19108 GCOV_COUNTERS_SUMMABLE counters.
19110 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19112 * config/i386/i386.md (absneg): New code iterator.
19113 (absnegprefix): New code attribute.
19114 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19115 patterns using absneg code iterator.
19116 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19117 using absneg code iterator.
19118 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19119 *neg<mode>2 patterns using absneg code iterator.
19120 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19121 *negextendsfdf2 patterns using absneg code iterator.
19122 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19123 *negextendsfxf2 patterns using absneg code iterator.
19124 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19125 *negextendsfdf2 patterns using absneg code iterator.
19126 * config/i386/sse.md (<code><mode>2): Macroize expander from
19127 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19129 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19131 * config/s390/s390.h: Remove the remains of the recent search
19132 & replace action of current_function_outgoing_args_size.
19134 2008-04-10 Ira Rosen <irar@il.ibm.com>
19136 PR tree-optimization/35821
19137 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19138 NEW_STMT_LIST is not NULL.
19140 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19143 * toplev.c (process_options): Remove -ffunction-sections debugging
19146 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19148 PR middle-end/PR28690
19149 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19150 than gen_rtx_fmt_ee to perform more canonicalizations.
19152 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19155 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19157 2008-04-09 Richard Guenther <rguenther@suse.de>
19159 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19160 (dump_function_to_file): Dump function arguments with types.
19162 2008-04-08 Richard Guenther <rguenther@suse.de>
19164 * fold-const.c (fold_widened_comparison): Do not allow
19165 sign-changes that change the result.
19167 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19170 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19171 kinds of indirect references.
19173 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19175 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19176 GNU Fortran language string.
19178 2008-04-08 Rafael EspÃndola <espindola@google.com>
19180 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19181 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19182 * tree.h (tree_call_nonnegative_warnv_p): New.
19184 2008-04-08 Jan Hubicka <jh@suse.cz>
19186 * function.c (free_after_compilation): Clear out regno_reg_rtx
19189 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19192 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19194 PR middle-end/PR28690
19195 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19196 same precedence as REG_POINTER and MEM_POINTER operands.
19198 2008-04-08 Richard Guenther <rguenther@suse.de>
19200 PR middle-end/35834
19201 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19202 for adding index to base.
19204 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19206 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19207 (MINGW_ENABLE_EXECUTE_STACK): New.
19208 (IN_LIBGCC2): For libgcc include windows.h file for
19209 function declarations.
19211 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19213 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19214 and tem2 if tem1 is not a REG or MULT.
19216 2008-04-08 Jan Hubicka <jh@suse.cz>
19218 * function.h (incomming_args): Break out of struct function.
19219 (function_subsections): Break out of struct function.
19220 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19221 return_rtx and hard_reg_initial_vals from struct function.
19222 Kill inl_max_label_num.
19223 (current_function_pops_args, current_function_args_info,
19224 current_function_args_size, current_function_args_size,
19225 current_function_pretend_args_size,
19226 current_function_outgoing_args_size,
19227 current_function_internal_arg_pointer, current_function_return_rtx):
19228 Kill compatibility accestor macros.
19229 * builtins.c (expand_builtin_apply_args_1): Update.
19230 (expand_builtin_next_arg): Update.
19231 * df-scan.c (df_get_call_refs): Update.
19232 * dbxout.c (dbxout_function_end): Update.
19233 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19234 (output_line_info): Update.
19235 (secname_for_decl): Update.
19236 (dwarf2out_var_location): Update.
19237 * function.c (free_after_compilation): Update.
19238 (assign_parm_find_stack_rtl): Update.
19239 (assign_parms): Update.
19240 (expand_dummy_function_end): Update.
19241 (expand_function_end): Update.
19242 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19243 (expand_call): Update.
19244 (emit_library_call_value_1): Update.
19245 (store_one_arg): Update.
19246 * varasm.c (initialize_cold_section_name): Update.
19247 (unlikely_text_section): Update.
19248 (unlikely_text_section_p): Update.
19249 (assemble_start_function): Update.
19250 (assemble_end_function): Update.
19251 (default_section_type_flags): Update.
19252 (switch_to_section): Update.
19253 * integrate.c (set_decl_abstract_flags): Update.
19254 (get_hard_reg_initial_val): Update.
19255 (has_hard_reg_initial_val): Update.
19256 (allocate_initial_values): Update.
19257 * resource.c (init_resource_info): Update.
19258 * config/alpha/alpha.c (NUM_ARGS): Update.
19259 (direct_return): Update.
19260 (alpha_va_start): Update.
19261 (alpha_sa_size): Update.
19262 (alpha_initial_elimination_offset): Update.
19263 (alpha_expand_prologue): Update.
19264 (alpha_start_function): Update.
19265 (alpha_expand_epilogue): Update.
19266 (unicosmk_initial_elimination_offset):
19267 * config/alpha/alpha.md (call expander): Update.
19268 * config/s390/s390.c (s390_register_info): Update.
19269 (s390_register_info): Update.
19270 (s390_frame_info): Update.
19271 (s390_initial_elimination_offset): Update.
19272 (s390_build_builtin_va_list): Update.
19273 (s390_va_start): Update.
19274 * config/spu/spu.c (direct_return): Update.
19275 (spu_expand_prologue): Update.
19276 (spu_initial_elimination_offset): Update.
19277 (spu_build_builtin_va_list): Update.
19278 (spu_va_start): Update.
19279 * config/sparc/sparc.c (sparc_init_modes): Update.
19280 (sparc_compute_frame_size): Update.
19281 (function_value): Update.
19282 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19283 * config/i386/i386.md (return expander): Update.
19284 * config/i386/i386.c (ix86_va_start): Update.
19285 (ix86_can_use_return_insn_p): Update.
19286 (ix86_compute_frame_layout): Update.
19287 (ix86_expand_epilogue): Update.
19288 * config/sh/sh.c (output_stack_adjust): Update.
19289 (calc_live_regs): Update.
19290 (sh_expand_prologue): Update.
19291 (sh_builtin_saveregs): Update.
19292 (sh_va_start): Update.
19293 (initial_elimination_offset): Update.
19294 (sh_allocate_initial_value): Update.
19295 (sh_function_ok_for_sibcall): Update.
19296 (sh_get_pr_initial_val): Update.
19297 * config/sh/sh.md (return expander): Update.
19298 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19299 * config/crx/crx.c (crx_compute_frame): UPdate.
19300 (crx_initial_elimination_offset): UPdate.
19301 * config/xtensa/xtensa.c (compute_frame_size): Update
19302 (xtensa_builtin_saveregs): Update.
19303 (xtensa_va_start): Update.
19304 (order_regs_for_local_alloc): Update.
19305 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19306 (xstormy16_expand_builtin_va_start): Update.
19307 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19308 * config/m68hc11/m68hc11.md (return expanders): Update.
19309 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19310 (expand_epilogue): Update.
19311 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19312 (cris_simple_epilogue): Update.
19313 (cris_expand_prologue): Update.
19314 (cris_expand_epilogue): Update.
19315 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19316 (compute_frame_size): Update.
19317 * config/mt/mt.c (mt_compute_frame_size): Update.
19318 * config/mn10300/mn10300.c (expand_prologue): Update.
19319 (expand_epilogue): Update.
19320 (initial_offset): Update.
19321 (mn10300_builtin_saveregs):
19322 * config/mn10300/mn10300.md (return expander): Update.
19323 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19324 (ia64_initial_elimination_offset): Update.
19325 (ia64_initial_elimination_offset): Update.
19326 (ia64_expand_prologue): Update.
19327 * config/m68k/m68k.md (return expander): Update.
19328 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19329 (rs6000_stack_info): Update.
19330 * config/mcore/mcore.c (layout_mcore_frame): Update.
19331 (mcore_expand_prolog): Update.
19332 * config/arc/arc.c (arc_compute_frame_size): Update.
19333 * config/score/score3.c (score3_compute_frame_size): Update.
19334 * config/score/score7.c (score7_compute_frame_size): Update.
19335 * config/arm/arm.c (use_return_insn): Update.
19336 (thumb_find_work_register): Update.
19337 (arm_compute_save_reg_mask): Update.
19338 (arm_output_function_prologue): Update.
19339 (arm_output_epilogue): Update.
19340 (arm_size_return_regs): Update.
19341 (arm_get_frame_offsets): Update.
19342 (arm_expand_prologue): Update.
19343 (thumb_exit): Update.
19344 (thumb_unexpanded_epilogue): Update.
19345 (thumb1_output_function_prologue): Update.
19346 * config/pa/pa.md (return expander): Update.
19347 * config/pa/pa.c (compute_frame_size): Update.
19348 (hppa_builtin_saveregs): Update.
19349 * config/mips/mips.c (mips_va_start): Update.
19350 (mips16_build_function_stub): Update.
19351 (mips_compute_frame_info): Update.
19352 (mips_restore_gp): Update.
19353 (mips_output_function_prologue): Update.
19354 (mips_expand_prologue): Update.
19355 * config/v850/v850.c (compute_frame_size): Update.
19356 (expand_prologue): * config/mmix/mmix.c (along): update.
19357 (mmix_initial_elimination_offset): update.
19358 (mmix_reorg): update.
19359 (mmix_use_simple_return): update.
19360 (mmix_expand_prologue): update.
19361 (mmix_expand_epilogue): Update.
19362 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19363 (emit_link_insn): Update.
19365 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19367 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19368 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19370 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19373 2008-04-07 Jan Hubicka <jh@suse.cz>
19375 * function.h (rtl): Rename to x_rtl.
19376 (crtl): New define.
19377 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19378 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19379 used_temp_slots avail_temp_slots, temp_slot_level,
19380 nonlocal_goto_handler_labels): Update accesstors.
19381 (rtl): New global variable.
19382 (struct function): Move some fileds to rtl_data.
19383 (get_arg_pointer_save_area): Update prototype.
19384 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19385 get_arg_pointer_save_area.
19386 * expr.c (init_expr): Update
19387 * function.c (get_frame_size): Update
19388 (assign_stack_local): Update
19389 (expand_function_end): Update.
19390 (get_art_pointer_save_area): Update
19392 * emit-rtl.c (rtl): Declare.
19393 (regno_reg_rtx): Declare.
19394 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19396 (gen_reg_rtx): Update.
19397 * varasm.c (n_deferred_constatns): Update accestor.
19398 (init_varasm_status): Do not allocate varasm_status.
19399 (force_const_mem, get_pool_size, output_constant_pool): Update.
19400 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19401 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19402 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19403 * sparc/sparc.h (INIT_EXPANDERS): Update.
19404 * ia64/ia64.h (INIT_EXPANDERS): Update.
19406 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19408 * reload.c (push_secondary_reload): Add missing break to for loop.
19410 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19412 PR middle-end/PR28690
19413 * rtlanal.c: Update copyright years.
19414 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19415 as REG_POINTER and MEM_POINTER operands.
19416 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19417 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19418 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19419 * gcse.c: Update copyright years.
19420 (pre_delete): Call gen_reg_rtx_and_attrs.
19421 (hoist_code): Likewise.
19422 (build_store_vectors): Likewise.
19423 (delete_store): Likewise.
19424 * loop-invariant.c (move_invariant_reg): Likewise.
19425 Update copyright years.
19427 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19429 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19430 control string instead of quoted.
19432 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19434 * doc/rtl.texi: Rewrite of subreg section.
19436 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19439 * config/i386/i386.c (legitimize_pic_address): Add treating
19440 of dllimport SYM_REF's.
19441 (legitimize_dllimport_symbol): Add prototype.
19443 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19445 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19446 reference in constructor with non self-referential type.
19448 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19450 Removal of Return with Depressed Stack Pointer support
19451 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19452 (ECF_SP_DEPRESSED): Likewise.
19453 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19454 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19455 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19456 (expand_call): Do not test ECF_SP_DEPRESSED.
19457 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19458 * function.c (keep_stack_depressed): Delete.
19459 (handle_epilogue_set): Likewise.
19460 (update_epilogue_consts): Likewise.
19461 (emit_equiv_load): Likewise.
19462 (thread_prologue_and_epilogue_insns): Remove support for Return with
19463 Depressed Stack Pointer.
19464 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19466 2008-04-06 Richard Guenther <rguenther@suse.de>
19468 PR tree-optimization/35400
19469 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19470 information from SSA_NAMEs.
19472 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19474 * config/avr/avr.h (avr_mega_p): Remove declaration.
19475 (AVR_MEGA): Remove macro.
19476 * config/avr/avr.c (avr_mega_p): Remove variable.
19477 (avr_override_options): Remove inicializion of avr_mega_p.
19478 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19479 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19480 (avr_jump_mode): (Ditto.).
19481 (avr_output_progmem_section_asm_op): (Ditto.).
19482 (avr_asm_init_sections): (Ditto.).
19483 (avr_asm_init_sections): (Ditto.).
19484 (avr_rtx_costs): (Ditto.).
19485 * config/avr/avr.md: (Ditto.).
19486 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19489 2008-04-06 Richard Guenther <rguenther@suse.de>
19491 PR tree-optimization/35842
19492 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19493 is_gimple_invariant_address.
19495 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19497 * gcc.c (default_compilers): Sync Fortran extensions list with
19498 that in fortran/lang-specs.h.
19499 * doc/invoke.texi: Likewise.
19500 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19501 * dwarf2out.c (gen_compile_unit_die): Likewise.
19503 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19505 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19507 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19510 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19511 attribute is used for nested functions.
19513 2008-04-05 Jan Hubicka <jh@suse.cz>
19515 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19517 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19519 (dump_files): Update.
19520 (enable_rtl_dump_file): Do not accept letter argument.
19521 * tree-pass.h (dump_file_info): Remove letter argument.
19522 * toplev.c (decode_d_option): Update -da handling.
19523 * toplev.h (enable_rtl_dump_file): Update prototype.
19524 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19525 it out based on pass type.
19526 (register_dump_files_1): Likewise.
19527 (init_optimization_passes): Update register_one_dump_file calls.
19528 (execute_one_pass): Sanity check that IPA passes are called at IPA
19529 level and RTL passes at RTL level.
19530 (execute_pass_list): IPA pass can not be after or subpass of
19532 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19533 disallov RTL subpasses of IPA subpasses.
19535 2008-04-05 Ben Elliston <bje@au.ibm.com>
19537 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19538 builtins that return exactly once and do not throw. Cache call to
19541 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19543 PR rtl-optimization/34916
19544 PR middle-end/35519
19545 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19546 between instruction pairs.
19548 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19550 * doc/invoke.texi: Document -mbitops for SH.
19551 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19552 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19553 * config/sh/sh.c (print_operand): Add %t operand code.
19554 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19555 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19556 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19557 (extendqihi2): Likewise.
19558 (movqi_i): Likewise.
19559 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19560 (extv): Use bld instruction for SH2A if possible.
19562 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19563 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19564 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19565 (bset.b, bclr.b): Define peepholes.
19566 * config/sh/sh.opt (mbitops): New option.
19568 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19571 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19572 and view convert expression.
19574 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19577 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19579 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19581 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19583 * config/i386/cpuid.h (bit_AES): New.
19584 (bit_PCLMUL): Likewise.
19586 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19587 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19588 SSE2 if AES or PCLMUL is enabled.
19589 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19590 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19591 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19592 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19593 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19594 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19595 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19596 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19597 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19598 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19599 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19600 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19601 __builtin_ia32_aeskeygenassist128 and
19602 __builtin_ia32_pclmulqdq128.
19603 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19604 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19605 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19607 * config/i386/i386.h (TARGET_AES): New.
19608 (TARGET_PCLMUL): Likewise.
19609 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19611 * config/i386/i386.md (UNSPEC_AESENC): New.
19612 (UNSPEC_AESENCLAST): Likewise.
19613 (UNSPEC_AESDEC): Likewise.
19614 (UNSPEC_AESDECLAST): Likewise.
19615 (UNSPEC_AESIMC): Likewise.
19616 (UNSPEC_AESKEYGENASSIST): Likewise.
19617 (UNSPEC_PCLMUL): Likewise.
19619 * config/i386/i386.opt (maes): New.
19620 (mpclmul): Likewise.
19622 * config/i386/sse.md (aesenc): New pattern.
19623 (aesenclast): Likewise.
19624 (aesdec): Likewise.
19625 (aesdeclast): Likewise.
19626 (aesimc): Likewise.
19627 (aeskeygenassist): Likewise.
19628 (pclmulqdq): Likewise.
19630 * config/i386/wmmintrin.h: New.
19632 * doc/extend.texi: Document AES and PCLMUL built-in function.
19634 * doc/invoke.texi: Document -maes and -mpclmul.
19636 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19638 * function.c (free_after_parsing): Replace with
19639 cxx_push_function_context from C++ front-end.
19640 (allocate_struct_function): Don't call langhook.
19641 * langhooks.h (struct lang_hooks_for_functions): Delete.
19642 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19644 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19645 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19646 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19647 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19648 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19649 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19650 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19652 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19653 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19655 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19658 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19661 2008-04-04 Richard Guenther <rguenther@suse.de>
19663 PR middle-end/35823
19664 * fold-const.c (optimize_minmax_comparison): Use the correct
19665 type for the constant in the simplified comparison.
19667 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19669 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19670 Pass L2 size as "--param l2-cache-size" to the compiler.
19671 (decode_l2_cache): New function to decode L2 cache parameters using
19672 0x8000006 extended cpuid function.
19673 (detect_caches_amd): Determine parameters of L2 cache using
19674 decode_l2_caches function.
19675 (decode_caches_intel): Decode L2 cache parameters.
19676 (detect_caches_intel): Determine L2 cache parameters using
19677 decode_caches_intel and decode_l2_caches functions.
19679 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19681 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19682 secondary input reload for subword loads from the constant pool.
19684 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19687 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19688 constants of the appropriate size for runtime calculations.
19691 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19692 decimal-float literal constant zero.
19694 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19697 * c-parser.c (c_parser_omp_atomic): Call
19698 default_function_array_conversion on the RHS.
19700 PR middle-end/35818
19701 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19702 call is_variable_sized if decl has incomplete type.
19704 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19706 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19708 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19710 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19712 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19713 (sgt<u>): Merge sgt and sgtu into new expander.
19714 (sgt, sgtu): Remove expanders.
19715 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19716 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19717 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19718 *sgtu_<mode>_mips16 into new pattern.
19719 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19720 (sge<u>): Merge sge and sgeu into new expander.
19721 (sge, sgeu): Remove expanders.
19722 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19724 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19725 (slt<u>): Merge slt and sltu into new expander.
19726 (slt, sltu): Remove expanders.
19727 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19728 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19729 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19730 *sltu_<mode>_mips16 into new pattern.
19731 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19732 (sle<u>): Merge sle and sleu into new expander.
19733 (sle, sleu): Remove expanders.
19734 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19735 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19736 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19737 *sleu_<mode>_mips16 into new pattern.
19738 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19740 2008-04-03 Jan Hubicka <jh@suse.cz>
19742 PR tree-optimization/35795
19743 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19744 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19745 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19746 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19747 * score/score3.c (score3_output_mi_thunk): Likewise.
19748 * score/score7.c (score7_output_mi_thunk): Likewise.
19749 * mips/mips.c (mips_output_mi_thunk): Likewise.
19751 2008-04-03 Richard Guenther <rguenther@suse.de>
19753 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19754 conversions. Simplify code.
19756 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19758 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19760 2008-04-03 Tom Tromey <tromey@redhat.com>
19761 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19763 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19764 * config/bfin/t-bfin-linux (generated_files): Add
19765 linux-sysroot-suffix.h.
19766 * doc/install.texi (Prerequisites): Require make 3.80.
19767 * doc/sourcebuild.texi (Front End Directory): Document new
19769 * Makefile.in (generated_files): New variable.
19770 (ALL_HOST_OBJS): New variable.
19771 ($(ALL_HOST_OBJS)): New target.
19773 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19775 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19776 (remap_block): Call id->transform_lang_insert_block instead
19778 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19779 Set id.transform_lang_insert_block to NULL.
19780 (clone_body): Move to cp/optimize.c
19781 * tree-inline.h (struct copy_body_data): Change
19782 transform_lang_insert_block to function pointer.
19783 (copy_generic_body, copy_decl_no_change): Export.
19784 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19785 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19786 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19788 * c-tree.h (insert_block): Kill.
19789 * c-decl.c (insert_block): Kill.
19791 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19793 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19794 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19795 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19797 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19798 argument, call {push,pop}_function_context from here.
19799 * c-parser.c: Use c_{push,pop}_function_context.
19801 * function.c (push_function_context_to): Move meat ...
19802 (push_function_context): ... here. Simplify.
19803 * function.c (pop_function_context_from): Move meat ...
19804 (pop_function_context): ... here. Simplify.
19805 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19807 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19808 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19809 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19810 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19812 2008-04-03 Ben Elliston <bje@au.ibm.com>
19814 * expmed.c (extract_force_align_mem_bit_field): Remove.
19816 2008-04-03 Richard Guenther <rguenther@suse.de>
19818 PR middle-end/35800
19819 * expr.h (try_casesi): Adjust prototype.
19820 * expr.c (try_casesi): Take fallback label as extra parameter.
19821 Use that for gen_casesi if default_label is NULL.
19822 * stmt.c (expand_case): Pass fallback label to try_casesi,
19823 make sure to fill gaps with a fallback label if default_label
19826 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19829 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19831 2008-04-03 Ben Elliston <bje@au.ibm.com>
19833 * expmed.c (extract_split_bit_field): Remove if (0) code.
19834 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19835 (do_ds_constraint): Likewise.
19837 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19839 * doc/cppopts.texi (-dU): Document.
19840 * c-common.h (flag_dump_macros): Update comment.
19841 * c-opts.c (handle_OPT_d): Handle -dU.
19842 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19843 dump_queued_macros, cb_used_define, cb_used_undef): New.
19844 (init_pp_output): Handle -dU.
19845 (cb_line_change): Call dump_queued_macros.
19846 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19848 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19850 * config/avr/predicates.md (io_address_operand): New predicate.
19851 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19852 * config/avr/avr.c (avr_io_address_p): Remove function.
19853 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19854 'avr_io_address_p' function.
19855 (out_movhi_r_mr): (Ditto.).
19856 (out_movqi_mr_r): (Ditto.).
19857 (out_movhi_mr_r): (Ditto.).
19858 (avr_address_cost): (Ditto.).
19860 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19862 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19863 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19864 in 32bit mode when XMM registers are available to avoid store
19866 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19867 corresponding post-reload splitters.
19869 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19871 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19872 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19873 __builtin_ia32_roundss.
19874 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19875 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19876 __builtin_ia32_roundss.
19877 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19878 IX86_BUILTIN_SHUFPD here.
19880 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19882 * config/i386/i386.md (plogic): New.
19883 (plogicprefix): Likewise.
19885 * config/i386/mmx.md (mmx_<code><mode>3): New.
19886 (mmx_and<mode>3): Removed.
19887 (mmx_ior<mode>3): Likewise.
19888 (mmx_xor<mode>3): Likewise.
19890 * config/i386/sse.md (<code><mode>3): New.
19891 (*<code><mode>3): Likewise.
19892 (*<code><mode>3): Likewise.
19893 (<code><mode>3): Likewise.
19894 (*sse_<code><mode>3): Likewise.
19895 (*sse2_<code><mode>3): Likewise.
19896 (<code>tf3): Likewise.
19897 (*<code>tf3): Likewise.
19898 (and<mode>3): Likewise.
19899 (*and<mode>3): Likewise.
19900 (ior<mode>3): Removed.
19901 (*ior<mode>3): Likewise.
19902 (xor<mode>3): Likewise.
19903 (*xor<mode>3): Likewise.
19904 (*and<mode>3): Likewise.
19905 (*ior<mode>3): Likewise.
19906 (*xor<mode>3): Likewise.
19907 (and<mode>3): Likewise.
19908 (*sse_and<mode>3): Likewise.
19909 (*sse2_and<mode>3): Likewise.
19910 (andtf3): Likewise.
19911 (*andtf3): Likewise.
19912 (ior<mode>3): Likewise.
19913 (*sse_ior<mode>3): Likewise.
19914 (*sse2_ior<mode>3): Likewise.
19915 (iortf3): Likewise.
19916 (*iortf3): Likewise.
19917 (xor<mode>3): Likewise.
19918 (*sse_xor<mode>3): Likewise.
19919 (*sse2_xor<mode>3): Likewise.
19920 (xortf3): Likewise.
19921 (*xortf3): Likewise.
19923 2008-04-02 Richard Guenther <rguenther@suse.de>
19925 PR tree-optimization/14495
19926 PR tree-optimization/34793
19927 * tree-vrp.c (struct switch_update): New structure.
19928 (to_remove_edges, to_update_switch_stmts): New VECs.
19929 (simplify_switch_using_ranges): New function. Remove not taken
19930 case labels and edges.
19931 (simplify_stmt_using_ranges): Call it.
19932 (identify_jump_threads): Mark edges we have queued for removal
19933 so we don't thread them.
19934 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19936 * tree-cfg.c (group_case_labels): Deal with missing default label.
19937 (tree_verify_flow_info): Allow missing default label.
19938 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19939 (emit_case_nodes): Likewise.
19940 (expand_case): Do not rely on the default label to be present.
19941 * expr.c (try_casesi): Deal with NULL default_label.
19942 (do_tablejump): Likewise.
19944 2008-04-02 Richard Guenther <rguenther@suse.de>
19946 PR tree-optimization/14495
19947 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19948 SWITCH_EXPR here ...
19949 (vrp_visit_switch_stmt): ... but here (new function).
19950 (find_case_label_index): New helper function.
19951 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19953 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19955 * fwprop.c: Fix ISO-C99ism.
19957 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19960 * Makefile.in (objdir): Set it here.
19961 * configure.ac: Not here. Find dynamic linker characteristics.
19962 * exec-tool.in: Use them.
19963 * aclocal.m4: Regenerate.
19964 * configure: Regenerate.
19966 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19968 * expr.c (expand_var): Delete it.
19969 * expr.h (expand_var): Delete prototype.
19970 * function.c (expand_function_start): Use expand_decl instead.
19971 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19974 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19976 PR rtl-optimization/35542
19977 * fwprop.c (forward_propagate_and_simplify): Replace
19978 loc_reg_mentioned_in_p with reg_mentioned_p.
19980 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19982 PR rtl-optimization/35281
19983 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19984 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19985 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19986 (varying_mem_p): Move above propagate_rtx.
19987 (all_uses_available_at): Do not check MEMs.
19989 2008-04-02 Rafael EspÃndola <espindola@google.com>
19991 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19992 (register_edge_assert_for_2): Split the cond argument.
19993 (register_edge_assert_for_1): Adjust for the change in
19994 register_edge_assert_for_2.
19995 (register_edge_assert_for): Split the cond argument.
19996 (find_switch_asserts): Adjust for the change in
19997 register_edge_assert_for.
19999 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20001 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20002 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20003 offsets for 64-bit mingw.
20004 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20005 abi for x86_64-pc-mingw.
20007 2008-04-02 Richard Guenther <rguenther@suse.de>
20009 * tree-vrp.c (extract_range_from_assert): Make sure to not
20010 produce range min/max with TREE_OVERFOW set.
20011 If merging a anti-range and a range keep the anti-range if
20012 the range covers all values of the type.
20013 (register_edge_assert_for_2): Only allow sign-changing
20014 conversions in detecting canonical range checks. Also
20015 register an assert for the unsigned name if useful.
20017 PR tree-optimization/35787
20018 * tree-vrp.c (vrp_val_max): New function.
20019 (vrp_val_min): Likewise.
20020 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20021 (vrp_val_is_min): Likewise.
20022 (supports_overflow_infinity): Use vrp_val_{min,max}.
20023 (negative_overflow_infinity): Likewise.
20024 (positive_overflow_infinity): Likewise.
20025 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20026 (is_positive_overflow_infinity): Likewise.
20027 (is_overflow_infinity): Likewise.
20028 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20029 vrp_val_is_{min,max}.
20030 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20031 to ranges if possible. Avoid empty ranges.
20033 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20035 PR middle-end/35705
20036 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20037 the expression is a function address.
20039 2008-04-01 George Helffrich <george@gcc.gnu.org>
20041 PR fortran/35154, fortran/23057
20042 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20043 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20044 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20045 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20047 (dbxout_syms): Check for COMMON-based symbol and wrap in
20048 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20049 in bracket for efficiency.
20051 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20052 using DW_TAG_common_block + member offset.
20053 (add_pubname_string): New function.
20054 (dw_expand_expr): New function to find block name and offset for
20056 (common_check): New function to check whether symbol in Fortran COMMON.
20057 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20059 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20062 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20064 2008-04-02 Ben Elliston <bje@au.ibm.com>
20066 * config/v850/v850.md (casesi): Remove if (0) code.
20067 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20068 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20070 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20072 * config/i386/i386.md (rex64suffix): New mode attribute.
20073 (floathi<mode>2): Disable expander for SSE math.
20074 (*floathi<mode>2_1): New insn insn_and_split pattern.
20075 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20076 corresponding post-reload splitters.
20077 (*floathi<mode>2_i387): New macroized insn pattern.
20078 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20079 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20080 insn_and_split pattern.
20081 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20082 New macroized instruction patterns and corresponding post-reload
20084 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20085 and corresponding post-reload splitters.
20086 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20087 New macroized instruction patterns.
20088 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20089 macroized instruction patterns and corresponding post-reload splitters.
20090 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20091 corresponding post-reload splitters.
20092 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20093 New macroized instruction patterns.
20094 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20095 corresponding post-reload splitters.
20096 (*floatsi<mode>2_i387): New macroized instruction patterns.
20098 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20100 * config/i386/i386.md (smaxmin): New.
20101 (umaxmin): Likewise.
20102 (maxminiprefix): Likewise.
20103 (maxminfprefix): Likewise.
20104 (<code><mode>3): Likewise.
20105 (smin<mode>3): Removed.
20106 (smax<mode>3): Likewise.
20108 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20109 (mmx_<code>v4hi3): Likewise.
20110 (mmx_<code>v8qi3): Likewise.
20111 (mmx_smaxv2sf3): Removed.
20112 (mmx_sminv2sf3): Likewise.
20113 (mmx_umaxv8qi3): Likewise.
20114 (mmx_smaxv4hi3): Likewise.
20115 (mmx_uminv8qi3): Likewise.
20116 (mmx_sminv4hi3): Likewise.
20118 * config/i386/sse.md (<addsub><mode>3): New.
20119 (*<addsub><mode>3): Likewise.
20120 (<sse>_vm<addsub><mode>3): Likewise.
20121 (<maxmin><mode>3): Likewise.
20122 (*<maxmin><mode>3_finite): Likewise.
20123 (*<maxmin><mode>3): Likewise.
20124 (<sse>_vm<maxmin><mode>3): Likewise.
20125 (sse3_h<addsub>v4sf3): Likewise.
20126 (sse3_h<addsub>v2df3): Likewise.
20127 (<maxmin>v16qi3): Likewise.
20128 (*<maxmin>v16qi3): Likewise.
20129 (<maxmin>v8hi3): Likewise.
20130 (*<maxmin>v8hi3): Likewise.
20131 (*sse4_1_<maxmin><mode>3): Likewise.
20132 (*sse4_1_<maxmin><mode>3): Likewise.
20133 (add<mode>3): Removed.
20134 (*add<mode>3): Likewise.
20135 (<sse>_vmadd<mode>3): Likewise.
20136 (sub<mode>3): Likewise.
20137 (*sub<mode>3): Likewise.
20138 (<sse>_vmsub<mode>3): Likewise.
20139 (smin<mode>3): Likewise.
20140 (*smin<mode>3_finite): Likewise.
20141 (*smin<mode>3): Likewise.
20142 (<sse>_vmsmin<mode>3): Likewise.
20143 (smax<mode>3): Likewise.
20144 (*smax<mode>3_finite): Likewise.
20145 (*smax<mode>3): Likewise.
20146 (<sse>_vmsmax<mode>3): Likewise.
20147 (sse3_haddv4sf3): Likewise.
20148 (sse3_haddv2df3): Likewise.
20149 (sse3_hsubv4sf3): Likewise.
20150 (sse3_hsubv2df3): Likewise.
20151 (umaxv16qi3): Likewise.
20152 (*umaxv16qi3): Likewise.
20153 (smaxv8hi3): Likewise.
20154 (*smaxv8hi3): Likewise.
20155 (*sse4_1_smax<mode>3): Likewise.
20156 (*sse4_1_umax<mode>3): Likewise.
20157 (uminv16qi3): Likewise.
20158 (*uminv16qi3): Likewise.
20159 (sminv8hi3): Likewise.
20160 (*sminv8hi3): Likewise.
20161 (*sse4_1_smin<mode>3): Likewise.
20162 (*sse4_1_umin<mode>3): Likewise.
20164 2008-04-01 Rafael EspÃndola <espindola@google.com>
20166 * tree-cfg.c (verify_expr): remove in_phi.
20167 (verify_stmt): Don't call walk_tree with verify_expr. Use
20168 is_gimple_min_invariant instead of is_gimple_val.
20170 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20172 * doc/include/gpl_v3.texi: Update for manpage generation.
20173 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20175 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20176 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20177 gpl_v3.texi instead of gpl.texi.
20180 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20183 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20185 2008-04-01 Rafael EspÃndola <espindola@google.com>
20187 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20188 (extract_code_and_val_from_cond): Use
20189 extract_code_and_val_from_cond_with_ops.
20191 2008-04-01 Jan Hubicka <jh@suse.cz>
20193 * function.c (free_after_compilation): Free epilogue_delay_list.
20194 (prepare_function_start): Assert that previous compilation was freed.
20196 2008-04-01 Jan Hubicka <jh@suse.cz>
20197 Jim Wilson <wilson@tuliptree.org>
20198 Andreas Tobler <andreast@gcc.gnu.org>
20200 PR middle-end/35781
20201 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20202 rtl.emit instead cfun->emit.
20203 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20204 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20206 2008-04-01 Ben Elliston <bje@au.ibm.com>
20208 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20210 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20212 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20214 (fprofile-use): Add var flag_profile_use
20215 * coverage.c (coverage_begin_output): Do not open a gcno file for
20216 output only if -ftest-coverage is set.
20217 Do not add getpwd() to gcda file path.
20218 (build_gcov_info): Check the new flag
20219 flag_profile_datafile_relative_path.
20220 (coverage_init): Use profile_data_prefix.
20221 Read profile counter only if flag_profile_use is set.
20222 * opts.c (common_handle_option): New option fprofile-use=,
20223 fprofile-dir=, fprofile-generate=.
20224 * toplev.c (profile_data_prefix): New variable definition.
20225 * toplev.h (profile_data_prefix): New declaration.
20226 * doc/invoke.tex (Option Summary, Optimization Options):
20229 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20231 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20232 use tmp consistently.
20235 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20236 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20237 UNSPEC_FR_RECIP_APPROX_RES.
20238 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20240 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20243 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20245 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20247 PR middle-end/30186
20248 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20249 element of the vector via a pointer.
20251 2008-03-31 Ian Lance Taylor <iant@google.com>
20253 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20255 2008-03-31 Jan Hubicka <jh@suse.cz>
20257 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20258 get_arg_pointer_save_area.
20259 * expr.c (init_expr): Just clear out rtl.expr.
20260 * function.c (free_after_compilation): Clear out whole RTL structure.
20261 (get_func_frame_size): Merge into ...
20262 (get_frame_size): ... this one.
20263 (assign_stack_local_1): Merge into ...
20264 (assign_stack_local): ... this one.
20265 (expand_function_end): Update call of get_arg_pointer_save_area.
20266 (get_art_pointer_save_area): Remove cfun argument.
20267 * function.h (emit_status): regno_pointer_align does not need length
20268 attribute. Move x_regno_reg_rtx to ...
20269 (regno_reg_rtx): ... new global array.
20270 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20271 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20272 apply_args_value, forced_labels, stack_pointer_delta):
20274 (struct varasm_status): Move here from varasm.c
20275 (struct rtl_data): New. Move here some fields from struct function.
20276 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20277 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20278 used_temp_slots avail_temp_slots, temp_slot_level,
20279 nonlocal_goto_handler_labels): Update accesstors.
20280 (rtl): New global variable.
20281 (struct function): Move some fileds to rtl_data.
20282 (get_arg_pointer_save_area): Update prototype.
20283 * emit-rtl.c (rtl): Declare.
20284 (regno_reg_rtx): Declare.
20285 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20287 (gen_reg_rtx): Update.
20288 (init_virtual_regs): Do not tate emit_status argument.
20289 (init_emit): Do not allocate emit.
20290 * varasm.c (varasm_statuc): Move to function.h.
20291 (n_deferred_constatns): Update accestor.
20292 (init_varasm_status): Do not allocate varasm_status.
20293 (force_const_mem, get_pool_size, output_constant_pool): Update.
20294 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20295 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20297 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20299 PR rtl-optimization/35729
20300 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20303 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20306 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20307 load/store if memory is unaligned.
20308 (*movti_rex64): Likewise.
20310 * config/i386/predicates.md (misaligned_operand): New.
20312 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20315 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20318 2008-03-31 Jan Beulich <jbeulich@novell.com>
20320 * config/ia64/constraints.md: Add 'j' constraint.
20321 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20322 (movdi_internal): Likewise.
20324 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20327 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20329 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20332 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20333 proper error message for the third argument on blendpd and
20336 * config/i386/sse.md (blendbits): New.
20337 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20339 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20341 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20343 2008-03-30 Richard Guenther <rguenther@suse.de>
20345 PR middle-end/31023
20346 * fold-const.c (fold_sign_changed_comparison): Do leave
20347 conversions to base-types alone.
20349 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20351 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20352 the link register if one altivec register is be saved.
20354 2008-03-30 Ben Elliston <bje@au.ibm.com>
20356 * final.c (final_scan_insn): Remove if (0) code.
20358 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20360 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20362 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20364 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20365 of V4SFmode to ix86_binary_operator_ok.
20367 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20369 * config/i386/i386.c (override_options): Initialize
20370 ix86_veclib_handler to ix86_veclibabi_svml when
20371 -mveclibabi=svml is used.
20372 (ix86_veclibabi_svml): New function for SVML ABI style
20373 vectorization support.
20374 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20376 2008-03-28 Rafael EspÃndola <espindola@google.com>
20378 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20379 (tree_binary_nonnegative_warnv_p): Make it public.
20380 (tree_single_nonnegative_warnv_p): Make it public.
20381 (tree_invalid_nonnegative_warnv_p): Make it public.
20382 (tree_unary_nonzero_warnv_p): Make it public.
20383 (tree_binary_nonzero_warnv_p): Make it public
20384 (tree_single_nonzero_warnv_p): Make it public.
20385 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20386 (extract_range_from_binary_expr): Split the expr argument.
20387 (extract_range_from_unary_expr): Split the expr argument.
20388 (extract_range_from_comparison): Split the expr argument.
20389 (extract_range_from_expr): Use the new aux functions.
20390 (vrp_evaluate_conditional_warnv): Use
20391 vrp_evaluate_conditional_warnv_with_ops.
20392 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20393 (tree_binary_nonzero_warnv_p): Declare.
20394 (tree_single_nonzero_warnv_p): Declare.
20395 (tree_expr_nonzero_warnv_p): Declare.
20396 (tree_unary_nonnegative_warnv_p): Declare.
20397 (tree_binary_nonnegative_warnv_p): Declare.
20398 (tree_single_nonnegative_warnv_p): Declare.
20399 (tree_invalid_nonnegative_warnv_p): Declare.
20401 2008-03-28 Richard Guenther <rguenther@suse.de>
20403 PR tree-optimization/30317
20404 PR tree-optimization/30911
20405 PR tree-optimization/34793
20406 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20407 (struct assert_locus_d): New member EXPR.
20408 (register_new_assert_for): Add EXPR parameter to support
20409 ASSERT_EXPR <name, expr OP limit>.
20410 (register_edge_assert_for_1): Adjust callers.
20411 (find_assert_locations): Likewise.
20412 (process_assert_insertions_for): Build condition from expression.
20413 (extract_range_from_assert): Handle ASSERT_EXPRs
20414 of the form ASSERT_EXPR <name, expr OP limit>.
20415 (register_edge_assert_for_2): New helper registering
20416 asserts for comparisons. Recognize range tests of the form
20417 (unsigned)i - CST1 OP CST2.
20418 (register_edge_assert_for_1): Use it.
20419 (register_edge_assert_for): Likewise.
20420 (needs_overflow_infinity): Integer sub-types
20421 do not need overflow infinities.
20422 (vrp_val_is_max): The extreme values of integer sub-types
20423 are those of the base type.
20424 (vrp_val_is_min): Likewise.
20425 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20428 2008-03-28 Nick Clifton <nickc@redhat.com>
20431 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20432 Return GENERAL_REGS for stack adjustment reloads.
20434 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20437 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20438 const_vector when all the vectors are constant.
20440 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20442 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20444 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20445 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20447 (s<code>_sf): Use new scc_sf attribute for opcode names.
20449 2008-03-27 Tom Tromey <tromey@redhat.com>
20451 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20452 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20453 config/spu/t-spu-elf, config/i386/t-interix,
20454 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20455 config/i386/x-darwin, config/i386/x-mingw32,
20456 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20457 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20458 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20459 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20460 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20461 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20462 config/score/t-score-elf, config/arm/t-strongarm-pe,
20463 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20464 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20465 Revert automatic dependency patch.
20467 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20470 * config/i386/i386.c (ix86_function_arg_boundary): Align
20471 decimal floating point to its natural boundary.
20473 2008-03-27 Richard Guenther <rguenther@suse.de>
20475 PR middle-end/35716
20476 * fold-const.c (fold_comparison): Restrict distinct decl
20477 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20478 solely rely on operand_equal_p.
20480 2008-03-27 Richard Guenther <rguenther@suse.de>
20483 * c-common.c (handle_weak_attribute): Reject combination of
20486 2008-03-27 Richard Guenther <rguenther@suse.de>
20488 PR tree-optimization/32810
20489 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20490 conversions from DECL_INITIAL.
20491 (fold_const_aggregate_ref): Likewise from constructor elements.
20493 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20495 * tree-affine.h (aff_combination_expand): Declare.
20496 (get_inner_reference_aff): Likewise.
20497 * tree-affine.c (aff_combination_expand): Split out from
20498 tree_to_aff_combination_expand.
20499 (get_inner_reference_aff): New function.
20500 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20501 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20502 (struct lim_aux_data): sm_done field removed.
20503 (mem_ref_loc_p, mem_ref_locs_p): New types.
20504 (struct mem_ref): Added id, stored, accesses_in_loop,
20505 indep_loop, dep_loop, indep_ref, dep_ref fields.
20506 Removed is_stored, locs and next fields.
20507 (memory_accesses): New variable.
20508 (movement_possibility): Do not allow moving statements
20509 that store to memory.
20510 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20512 (determine_max_movement): For statements with memory references,
20513 find the outermost loop in that the reference is independent.
20514 (move_computations_stmt): Mark the virtual operands for renaming.
20515 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20516 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20517 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20518 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20519 create_vop_ref_mapping, analyze_memory_references,
20520 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20521 get_all_locs_in_loop, ref_always_accessed_p,
20522 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20523 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20524 store_motion_loop, store_motion): New functions.
20525 (struct vop_to_refs_elt): New type.
20526 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20527 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20528 (schedule_sm): Replaced by...
20529 (execute_sm): ... this.
20530 (determine_lsm_ref, hoist_memory_references,
20531 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20532 find_more_ref_vops, free_mem_ref, free_mem_refs,
20533 determine_lsm_loop, determine_lsm): Removed.
20534 (tree_ssa_lim_finalize): Free data structures used by store motion.
20535 (tree_ssa_lim): Call analyze_memory_references. Use
20536 store_motion instead of determine_lsm.
20538 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20540 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20541 rename tmake_file to m68hc11/t-m68hc11.
20542 (mcore): Set inhibit_libc to true.
20543 * config.host (alpha*-dec-*vms*): Set extra_programs.
20544 (interix3*): Don't use host_xmake_file.
20545 * configure.ac: Let config.gcc override inhibit_libc.
20546 * configure: Regenerate.
20548 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20549 * config/t-openbsd-thread: Remove commented out lines.
20551 * config/x-interix: Remove.
20553 * config/m68hc11/t-m68hc11-gas: Rename to...
20554 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20556 * config/mcore/t-mcore: Remove T_CFLAGS.
20557 * config/mcore/t-mcore-pe: Likewise.
20559 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20561 * configure.ac: Replace custom __GNU_SOURCE test with
20562 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20563 * aclocal.m4: Regenerate.
20564 * configure: Regenerate.
20565 * config.in: Regenerate.
20567 2008-03-27 Richard Guenther <rguenther@suse.de>
20569 * fold-const.c (target.h): Include.
20570 (fold_comparison): Fold comparison of addresses of decls
20571 that bind locally or of constants. Consolidate address folding code.
20572 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20573 results from fold_binary_to_constant.
20574 (compare_values_warnv): Likewise.
20576 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20578 PR middle-end/35429
20579 * fold-const.c (fold_truthop): Check for integeral types when folding
20580 a == 0 && b == 0 and a != 0 || b != 0 .
20582 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20584 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20586 2008-03-26 Andreas Schwab <schwab@suse.de>
20588 * doc/invoke.texi: Fix use of @item vs. @itemx.
20590 2008-03-26 Tom Tromey <tromey@redhat.com>
20592 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20593 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20594 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20595 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20596 build/genconstants.o, build/genemit.o, build/genextract.o,
20597 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20598 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20601 2008-03-26 Richard Guenther <rguenther@suse.de>
20604 2008-03-26 Richard Guenther <rguenther@suse.de>
20606 * fold-const.c (target.h): Include.
20607 (fold_comparison): Fold comparison of addresses of two decls
20608 that bind locally. Consolidate address folding code.
20610 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20612 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20613 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20614 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20615 dconstsqrt2, dconstthird, dconste and/or dconst10.
20616 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20617 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20618 dconstsqrt2, dconste): Delete.
20619 (init_emit_once): Likewise. Simplify initializing dconstm1.
20621 * real.c (get_real_const): New.
20622 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20623 dconstsqrt2, dconste): Delete.
20624 (real_value_const, get_real_const): New.
20626 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20628 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20630 * config/i386/i386.c (ix86_function_arg_boundary): Check
20631 BIGGEST_ALIGNMENT instead of 128.
20632 (setup_incoming_varargs_64): Likewise.
20634 2008-03-26 Tom Tromey <tromey@redhat.com>
20636 * Makefile.in (DEPFILES): Add missing '/'.
20638 2008-03-26 Richard Guenther <rguenther@suse.de>
20640 * fold-const.c (target.h): Include.
20641 (fold_comparison): Fold comparison of addresses of two decls
20642 that bind locally. Consolidate address folding code.
20644 2008-03-26 Nick Clifton <nickc@redhat.com>
20647 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20648 not allow INT+INT as a legitimate addressing mode.
20650 2008-03-26 Richard Guenther <rguenther@suse.de>
20652 * tree-flow.h (widen_bitfield): Remove declaration.
20653 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20654 (widen_bitfield): Remove function.
20655 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20658 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20661 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20664 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20666 PR rtl-optimization/35232
20667 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20668 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20669 reg_reloaded_call_part_clobbered here.
20670 (reload_regs_reach_end_p): New function.
20671 (reload_reg_rtx_for_input): New variable.
20672 (reload_reg_rtx_for_output): Likewise.
20673 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20674 when reassigning a pseudo register. Load reloadreg from
20675 reload_reg_rtx_for_input, moving the mode and register
20677 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20678 instead of the original when deciding whether an input reload
20679 would be a no-op or whether an output reload can be deleted.
20680 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20681 when setting up new_spill_reg_store. Load it from
20682 reload_reg_rtx_for_output, moving the mode and register
20684 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20685 instead of the original when deciding whether an output reload
20686 would be a no-op. Do the same when modifying insn notes.
20687 Use rtx_equal_p instead of == to compare the registers.
20688 (inherit_piecemeal_p): Take a mode and two register numbers
20690 (emit_reload_insns): Clear new_spill_reg_store for every hard
20691 register in the reload register. Remove spill registers
20692 from reg_reloaded_valid before considering whether to record
20693 inheritance information for them. Use reload_reg_rtx_for_output
20694 instead of reg_rtx when recording output reloads. Use
20695 reload_reg_rtx_for_input instead of reg_rtx when recording
20696 input reloads. Set or clear reg_reloaded_call_part_clobbered
20697 at the same time as setting reg_reloaded_valid.
20698 (delete_output_reload): Add a new_reload_reg parameter and use it
20699 instead of rld[j].reg_rtx.
20700 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20703 2008-03-25 Tom Tromey <tromey@redhat.com>
20705 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20706 (build/genattr.o): Likewise.
20707 (build/genattrtab.o): Likewise.
20708 (build/gencodes.o): Likewise.
20709 (build/genconfig.o): Likewise.
20710 (build/genconstants.o): Likewise.
20711 (build/genemit.o): Likewise.
20712 (build/genextract.o): Likewise.
20713 (build/genflags.o): Likewise.
20715 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20717 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20718 instead of size_int for integer types.
20719 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20720 to match type of MINUS_EXPR.
20722 2008-03-25 Tom Tromey <tromey@redhat.com>
20724 * configure: Rebuilt.
20725 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20728 2008-03-25 Tom Tromey <tromey@redhat.com>
20730 * config/x-solaris (host-solaris.o): Update.
20731 * config/x-linux (host-linux.o): Update.
20732 * config/x-hpux (host-hpux.o): Update.
20733 * config/x-darwin (host-darwin.o): Update.
20734 * config/v850/t-v850e (v850-c.o): Update.
20735 * config/v850/t-v850 (v850-c.o): Update.
20736 * config/t-vxworks (vxworks.o): Update.
20737 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20738 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20739 * config/spu/t-spu-elf (spu-c.o): Update.
20741 * config/sh/t-symbian (sh-c.o): Update.
20742 (symbian.o): Update.
20743 * config/sh/t-sh (sh-c.o): Update.
20744 * config/score/t-score-elf (score7.o, score3.o): Update.
20745 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20746 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20747 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20748 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20749 (rs6000.o): Remove.
20750 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20751 * config/m32c/t-m32c (m32c-pragma.o): Update.
20752 * config/ia64/t-ia64 (ia64-c.o): Update.
20753 * config/i386/x-mingw32 (host-mingw32.o): Update.
20754 * config/i386/x-i386 (driver-i386.o): Update.
20755 * config/i386/x-darwin (host-i386-darwin.o): Update.
20756 * config/i386/x-cygwin (host-cygwin.o): Update.
20757 * config/i386/t-nwld (nwld.o): Update.
20758 * config/i386/t-netware (netware.o): Update.
20759 * config/i386/t-interix (winnt.o): Update.
20760 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20761 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20762 msformat-c.o): Update.
20763 * config/bfin/t-bfin-linux (generated_files): Add
20764 linux-sysroot-suffix.h.
20765 * config/arm/t-wince-pe (pe.o): Update.
20766 * config/arm/t-strongarm-pe (pe.o): Update.
20767 * config/arm/t-pe (pe.o): Update.
20768 * config/arm/t-arm (arm-c.o): Update.
20769 * doc/install.texi (Prerequisites): Require make 3.80.
20770 * Makefile.in: Remove .o targets.
20771 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20772 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20773 (simple_generated_h, simple_generated_c): Move earlier.
20774 (generated_files): New variable.
20775 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20776 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20777 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20778 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20779 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20780 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20781 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20782 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20783 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20784 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20785 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20786 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20788 (COMPILE.base, COMPILE): New variables.
20789 (%.o): New pattern rule.
20790 (ALL_HOST_OBJS): New variable.
20791 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20792 (dummy-checksum.o, cc1-checksum.o): Remove.
20793 (DRIVER_SHLIB): New variable.
20794 (DRIVER_DEFINES): Use it.
20795 (gencondmd.c): Move out of build/.
20796 (s-conditions): Update.
20797 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20798 (ALL_BUILD_OBJS): Likewise.
20799 (build/%.o): Use BUILDCOMPILE.
20800 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20801 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20802 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20803 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20804 build/genconfig.o, build/genconstants.o, build/genemit.o,
20805 build/genextract.o, build/genflags.o, build/genmddeps.o,
20806 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20807 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20808 build/gen-protos.o, build/scan.o, build/fix-header.o,
20809 build/scan-decls.o): Simplify.
20810 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20811 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20812 prefix.o, toplev.o): Reduce to variable setting.
20813 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20814 ($(out_object_file), gcc-options.o): New targets.
20815 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20816 * configure: Rebuilt.
20817 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20818 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20820 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20822 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20823 complain when we hit an error, return ERROR_MARK_NODE.
20825 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20827 * config/sh/constraints.md (Pso, Psz): New constraints.
20828 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20829 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20831 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20833 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20834 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20836 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20838 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20839 (prefetch_sh2a): New.
20841 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20842 Naveen.H.S <naveen.hs@kpitcummins.com>
20844 * config/sh/constraints.md (I28): New constraint.
20845 * config/sh/sh.c (broken_move): Add support for movi20s.
20846 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20848 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20849 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20850 Naveen.H.S <naveen.hs@kpitcummins.com>
20852 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20853 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20854 (print_operand): Handle resbank in %@ operand code.
20855 (sh_encode_section_info): New.
20856 (push_regs): Add conditions for resbank.
20857 (sh_expand_epilogue): Likewise.
20858 (sh_insert_attributes): Likewise.
20859 (sh_attribute_table): Likewise.
20860 (sh_handle_resbank_handler_attribute): New.
20861 (sh2a_handle_function_vector_handler_attribute): New.
20862 (sh2a_is_function_vector_call): New.
20863 (sh2a_get_function_vector_number): New.
20864 (sh2a_function_vector_p): New.
20865 (sh_cfun_resbank_handler_p): New.
20866 * config/sh/sh.md (calli): Emit jsr/n if possible.
20867 (calli_tbr_rel): New.
20868 (calli_pcrel): Emit jsr/n if possible.
20869 (return_i): Emit rts/n if possible.
20870 (call_valuei_tbr_rel): New.
20871 (call_valuei_pcrel): Add condition for SH2A target.
20872 (call_value): Likewise.
20873 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20874 (sh2a_get_function_vector_number): Likewise.
20875 (sh2a_is_function_vector_call): Likewise.
20876 * doc/extend.texi: Document TBR relative addressing of SH2A.
20877 (resbank): Add description for SH2A.
20879 2008-03-24 Richard Guenther <rguenther@suse.de>
20882 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20883 pointer assignments change conversions according to middle-end rules.
20884 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20885 * configure.ac: Include type checking in yes.
20886 * configure: Regenerate.
20888 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20890 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20891 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20893 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20895 * gthr-vxworks.h (UNUSED): Define.
20897 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20899 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20901 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20903 * doc/extend.texi (Function Attributes): Add missing comma in the
20904 example of the "alloc_size" attribute.
20906 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20909 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20911 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20914 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20917 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20918 of the underlying type of a MS bitfield layout to the natural
20919 alignment of the type.
20921 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20923 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20924 to their natural alignment to avoid store forwarding stalls.
20926 2008-03-22 Richard Guenther <rguenther@suse.de>
20928 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20929 For PHI nodes verify the address is invariant.
20930 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20931 (get_symbol_constant_value): Use is_gimple_min_invariant.
20932 (maybe_fold_stmt_indirect): Likewise.
20934 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20936 PR rtl-optimization/33927
20937 * Makefile.in (dse.o): Depend on $(TM_P_H).
20938 * expr.h (extract_low_bits): Declare.
20939 * expmed.c (extract_low_bits): New function.
20940 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20941 * dse.c: Include tm_p.h.
20942 (find_shift_sequence): Remove the read_reg argument and return the
20943 read value. Emit the instructions instead of returning them.
20944 Iterate on new_mode rather than calculating it each time.
20945 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20946 source to NEW_MODE and extract_low_bits to convert the shifted
20947 value to READ_MODE.
20948 (replace_read): Allow the load and store to have different mode
20949 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20950 or extraction instructions before trying the replacement. Update
20951 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20953 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20955 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20956 to their natural alignment to avoid store forwarding stalls.
20958 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20961 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20962 encouraging but not allowing gprs for input;
20963 change the input constraint to !f#r.
20964 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20966 change the output constraint to !f#r.
20968 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20971 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20972 corresponding post-reload splitters.
20973 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20974 when x87 FP math is selected.
20975 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20976 New function prototype.
20977 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20978 unreachable function to ease macroization of insn patterns.
20980 2008-03-21 Martin Jambor <mjambor@suse.cz>
20982 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20983 reference dumps if ddr is NULL or dependence is unknown.
20985 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20987 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20988 unsigned extension into account.
20989 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20990 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20991 Do computations on a scratch register.
20993 2008-03-21 Richard Guenther <rguenther@suse.de>
20995 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20996 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20997 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20998 * tree-ssa-dom.c (record_equality): Likewise.
20999 * tree-inline.c (copy_body_r): Likewise.
21000 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21003 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21005 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21006 as 'delete_unused' argument.
21008 2008-03-20 Richard Guenther <rguenther@suse.de>
21010 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21011 special casing of constant qualifiers.
21012 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21013 care about them in general.
21014 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21015 regardless of their type.
21016 (fold_stmt_r): Forcefully fold *& if we end up with that.
21018 2008-03-20 Paul Brook <paul@codesourcery.com>
21020 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21021 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21023 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21025 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21026 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21028 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21030 * common.opt (Wmudflap): New option.
21031 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21032 (mx_register_decls): Likewise.
21033 (mudflap_finish_file): Likewise.
21034 * doc/invoke.texi: Document -Wno-mudflap.
21036 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21038 * c-format.c (replace_format_name_to_system_name): New.
21039 (cmp_attribs): New.
21040 (convert_format_name_to_system_name): New.
21041 (decode_format_attr): Add use of convert_format_name_to_system_name.
21042 (format_types_orig): Add gnu_ prefix to names.
21043 (check_format_info_main): Special treating of \0 escaped names for
21044 supporting multi-character format specifiers as I32, I64.
21045 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21046 (gnu_target_overrides_format_attributes): New.
21047 * c-format.h: Add structure target_ovr_attr to hold
21048 system specific formatter names.
21049 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21050 msformat-c.o file to c_target_objs and cxx_target_objs.
21051 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21052 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21053 (TARGET_N_FORMAT_TYPES): New.
21054 * config/i386/msformat-c.c: New.
21055 * config/i386/t-cygming: Add build rule for msformat-c.o.
21056 * doc/extend.texi: Add new format names gnu_* and ms_* and
21058 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21060 2008-03-20 Ira Rosen <irar@il.ibm.com>
21062 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21063 optimizations turned on under -O3.
21064 (ftree-vectorize): Add that the flag is turned on with -O3.
21066 2008-03-20 Ben Elliston <bje@au.ibm.com>
21068 * regmove.c (try_auto_increment): Fix spelling error in comment.
21069 * final.c (final_scan_insn): Likewise.
21071 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21074 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21075 allocator preferences for "y" and "r" class registers.
21076 ("*mov<mode>_internal"): Ditto.
21077 ("*movv2sf_internal_rex64"): Ditto.
21078 ("*movv2sf_internal"): Ditto.
21080 2008-03-19 Michael Matz <matz@suse.de>
21082 PR middle-end/35616
21083 * calls.c (expand_call): Check overlap of arguments with call
21084 address for sibcalls.
21086 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21089 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21090 of the underlying type of a MS bitfield layout to the natural
21091 alignment of the type.
21093 2008-03-19 Jan Hubicka <jh@suse.cz>
21096 * toplev.c (decode_d_option): Handle all CPP flags.
21097 * tree-vrp.c: Update tree_pass descriptors.
21098 * regrename.c: Update tree_pass descriptors.
21099 * fwprop.c: Update tree_pass descriptors.
21100 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21101 * tree-into-ssa.c: Update tree_pass descriptors.
21102 * tree-dump.c: Update tree_pass descriptors.
21103 * tree-complex.c: Update tree_pass descriptors.
21104 * tree-dump.h: Update tree_pass descriptors.
21105 * see.c: Update tree_pass descriptors.
21106 * cgraphbuild.c: Update tree_pass descriptors.
21107 * tracer.c: Update tree_pass descriptors.
21108 * tree-loop-distribution.c: Update tree_pass descriptors.
21109 * cgraph.c: Update tree_pass descriptors.
21110 * postreload-gcse.c: Update tree_pass descriptors.
21111 * postreload.c: Update tree_pass descriptors.
21112 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21113 * tree-tailcall.c: Update tree_pass descriptors.
21114 * tree-pass.h (tree_opt_pass): Rename to ...
21115 (opt_pass) ... this one; add "type" field and remove letter field.
21116 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21117 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21118 all_lowering_passes): Update declaration.
21119 * ipa-cp.c: Update tree_pass descriptors.
21120 * final.c: Update tree_pass descriptors.
21121 * omp-low.c: Update tree_pass descriptors.
21122 * tree-ssa-dse.c: Update tree_pass descriptors.
21123 * ipa-reference.c: Update tree_pass descriptors.
21124 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21125 * auto-inc-dec.c: Update tree_pass descriptors.
21126 * reorg.c: Update tree_pass descriptors.
21127 * cgraphunit.c: Update tree_pass descriptors.
21128 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21129 * tree-ssa-ccp.c: Update tree_pass descriptors.
21130 * df-core.c: Update tree_pass descriptors.
21131 * mode-switching.c: Update tree_pass descriptors.
21132 * tree-nomudflap.c: Update tree_pass descriptors.
21133 * modulo-sched.c: Update tree_pass descriptors.
21134 * ipa-pure-const.c: Update tree_pass descriptors.
21135 * cse.c: Update tree_pass descriptors.
21136 * web.c: Update tree_pass descriptors.
21137 * tree-stdarg.c: Update tree_pass descriptors.
21138 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21139 * tree-ssa-dom.c: Update tree_pass descriptors.
21140 * tree-nrv.c: Update tree_pass descriptors.
21141 * tree-ssa-alias.c: Update tree_pass descriptors.
21142 * loop-init.c: Update tree_pass descriptors.
21143 * gimple-low.c: Update tree_pass descriptors.
21144 * ipa-inline.c: Update tree_pass descriptors.
21145 * tree-ssa-sink.c: Update tree_pass descriptors.
21146 * global.c: Update tree_pass descriptors.
21147 * ifcvt.c: Update tree_pass descriptors.
21148 * jump.c: Update tree_pass descriptors.
21149 * predict.c: Update tree_pass descriptors.
21150 * tree-ssa-loop.c: Update tree_pass descriptors.
21151 * recog.c: Update tree_pass descriptors.
21152 * dse.c: Update tree_pass descriptors.
21153 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21154 * tree-eh.c: Update tree_pass descriptors.
21155 * regmove.c: Update tree_pass descriptors.
21157 * function.c: Update tree_pass descriptors.
21158 * tree-vectorizer.c: Update tree_pass descriptors.
21159 * gcse.c: Update tree_pass descriptors.
21160 * ipa-type-escape.c: Update tree_pass descriptors.
21161 * tree-if-conv.c: Update tree_pass descriptors.
21162 * init-regs.c: Update tree_pass descriptors.
21163 * ipa.c: Update tree_pass descriptors.
21164 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21165 * rtl-factoring.c: Update tree_pass descriptors.
21166 * lower-subreg.c: Update tree_pass descriptors.
21167 * bt-load.c: Update tree_pass descriptors.
21168 * tree-dfa.c: Update tree_pass descriptors.
21169 * except.c: Update tree_pass descriptors.
21170 * emit-rtl.c: Update tree_pass descriptors.
21171 * cfgexpand.c: Update tree_pass descriptors.
21172 * tree-cfgcleanup.c: Update tree_pass descriptors.
21173 * cfgcleanup.c: Update tree_pass descriptors.
21174 * tree-ssa-pre.c: Update tree_pass descriptors.
21175 * tree-sra.c: Update tree_pass descriptors.
21176 * tree-mudflap.c: Update tree_pass descriptors.
21177 * tree-ssa-copy.c: Update tree_pass descriptors.
21178 * cfglayout.c: Update tree_pass descriptors.
21179 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21180 * tree-ssa-dce.c: Update tree_pass descriptors.
21181 * tree-ssa.c: Update tree_pass descriptors.
21182 * regclass.c: Update tree_pass descriptors.
21183 * integrate.c: Update tree_pass descriptors.
21184 * tree-optimize.c: Update tree_pass descriptors.
21185 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21186 * tree-object-size.c: Update tree_pass descriptors.
21187 * combine.c: Update tree_pass descriptors.
21188 * tree-outof-ssa.c: Update tree_pass descriptors.
21189 * bb-reorder.c: Update tree_pass descriptors.
21190 * stack-ptr-mod.c: Update tree_pass descriptors.
21191 * var-tracking.c: Update tree_pass descriptors.
21192 * tree-profile.c: Update tree_pass descriptors.
21193 * tree-vect-generic.c: Update tree_pass descriptors.
21194 * reg-stack.c: Update tree_pass descriptors.
21195 * sched-rgn.c: Update tree_pass descriptors.
21196 * tree-ssa-structalias.c: Update tree_pass descriptors.
21197 * tree-cfg.c: Update tree_pass descriptors.
21198 * passes.c (current_pass): Update declaration.
21199 (finish_optimization_passes): Update.
21200 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21201 (register_one_dump_file, register_dump_files_1, next_pass_1):
21203 (init_optimization_passes): Update handling of new types.
21204 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21205 * ipa-struct-reorg.c: Update tree_pass descriptors.
21206 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21207 * combine-stack-adj.c: Update tree_pass descriptors.
21208 * cfgrtl.c: Update tree_pass descriptors.
21209 * dce.c: Update tree_pass descriptors.
21210 * tree-ssanames.c: Update tree_pass descriptors.
21212 2008-03-19 Richard Guenther <rguenther@suse.de>
21214 PR middle-end/35609
21215 * tree-ssa.c (walk_data): New structure.
21216 (warn_uninitialized_var): If not always_executed warn with "maybe"
21218 (execute_early_warn_uninitialized): Compute post-dominators.
21219 Initialize always_executed before processing each basic block.
21221 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21224 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21225 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21227 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21229 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21231 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21233 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21235 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21236 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21237 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21238 target after ignore has been set, and move there also the commputation
21239 of subtarget and original_target.
21240 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21241 (LANG_HOOKS_INITIALIZER): Remove it.
21242 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21244 2008-03-18 Richard Guenther <rguenther@suse.de>
21246 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21247 found an expression with constants, note that in the VN for the lhs.
21248 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21249 fold them to constants if possible. Run cleanup_cfg if done so.
21250 (execute_pre): Return todo.
21251 (do_pre): Likewise.
21252 (execute_fre): Likewise.
21253 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21255 (get_prop_source_stmt): Look through pointer conversions.
21257 2008-03-18 Jan Hubicka <jh@suse.cz>
21259 * tree-pretty-print.c: Include predict.h.
21260 (dump_generic_node): Dump predictor.
21261 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21262 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21263 * gimple-low.c (lower_stmt): Likewise.
21264 * expr.c (expand_expr_real): Likewise.
21265 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21267 (build_predict_expr, build_predict_expr): New.
21268 * predict.h (predictor_name, build_predict_expr): Update.
21269 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21270 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21271 * predict.def (PRED_CONTINUE): Update hitrate.
21272 * tree.def (PREDICT_EXPR): Define.
21273 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21274 do not handle BIND_EXPR.
21275 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21276 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21277 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21280 2008-03-18 Michael Matz <matz@suse.de>
21282 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21284 2008-03-18 Richard Guenther <rguenther@suse.de>
21286 * tree-gimple.h (is_gimple_invariant_address): Declare.
21287 (is_gimple_constant): Likewise.
21288 * tree-gimple.c (is_gimple_constant): New function.
21289 (is_gimple_invariant_address): Likewise.
21290 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21291 and is_gimple_invariant_address.
21292 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21294 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21295 an addressable base.
21297 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21299 PR middle-end/35611
21300 * gimplify.c (gimplify_expr): Gimplify second operand of
21303 2008-03-17 Richard Guenther <rguenther@suse.de>
21305 PR tree-optimization/19637
21306 * fold-const.c (fold_unary): Remove restrictions of removing
21307 intermediate pointer-conversions (P2)(P1)P0.
21308 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21309 conversion to void pointer.
21310 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21312 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21315 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21316 emulated thread local variables.
21318 2008-03-16 Richard Guenther <rguenther@suse.de>
21320 PR middle-end/35607
21321 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21322 expand TREE_INVARIANT operations that are not gimple invariant.
21324 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21326 * doc/extend.texi (Alignment): Say that the ABI controls
21327 the __alignof__ for non-strict-alignment targets rather
21328 than being a recommendation.
21330 2008-03-15 Paul Brook <paul@codesourcery.com>
21332 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21334 (arm_output_fn_unwind): Mark functions that can not be unwound.
21336 2008-03-15 Paul Brook <paul@codesourcery.com>
21338 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21339 extension instructions.
21341 2008-03-15 Richard Guenther <rguenther@suse.de>
21343 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21344 and fold constant aggregate refs.
21345 (fold_const_aggregate_ref): Handle string constants
21346 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21347 (evaluate_stmt): Simplify now that ccp_fold folds constant
21350 2008-03-15 Paul Brook <paul@codesourcery.com>
21352 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21353 (extzv): Use gen_extzv_t2.
21354 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21356 2008-03-15 Richard Guenther <rguenther@suse.de>
21358 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21359 (fold_const_aggregate_ref): Likewise.
21360 (get_value): Return NULL if we don't have any values.
21361 (ccp_finalize): Set const_val to NULL after freeing it.
21362 * tree-flow.h (get_symbol_constant_value): Declare.
21363 (fold_const_aggregate_ref): Likewise.
21364 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21366 2008-03-15 Richard Guenther <rguenther@suse.de>
21368 PR middle-end/35593
21369 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21370 to not produce negative array indices if not allowed. Add
21371 parameter to indicate that.
21372 (maybe_fold_offset_to_component_ref): Allow negative array
21373 indices only for the first member of a structure.
21374 (maybe_fold_offset_to_reference): Allow negative array indices.
21375 (maybe_fold_stmt_addition): Likewise.
21377 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21378 Anatoly Sokolov <aesok@post.ru>
21380 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21381 (avr_arch): Add ARCH_AVR6.
21382 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21383 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21384 instead of fixed value 2.
21385 (print_operand_address): Use gs() asm specifier instead of pm().
21386 (avr_assemble_integer): (Ditto.).
21387 (avr_output_addr_vec_elt): (Ditto.).
21388 (print_operand): Handle "!" code.
21389 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21390 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21391 (AVR_HAVE_EIJMP_EICALL): Define.
21392 (AVR_3_BYTE_PC): Redefine.
21393 (AVR_2_BYTE_PC): (Ditto.).
21394 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21395 (LINK_SPEC): Add atmega2560 and atmega2561.
21396 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21398 * config/avr/avr.md (call_insn): Use eicall instead of icall
21399 for 3 byte PC devices.
21400 (call_value_insn): (Ditto.).
21401 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21402 (indirect_jump): Use only for for 2 byte PC devices.
21403 (*tablejump): (Ditto.).
21404 (*indirect_jump_avr6): Add insn.
21405 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21406 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21407 instead of ijmp for 3 byte PC devices.
21408 (__tablejump2__): (Ditto.).
21409 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21410 (MULITLIB_DIRNAMES): (Ditto.).
21411 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21413 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21415 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21416 "sse2_umulsidi3". Use V1DI mode for operand 0.
21417 ("mmx_psadbw"): Use V1DI mode for operand 0.
21418 * config/i386/i386-modes.def (V1SI): New vector mode.
21419 * config/i386/i386.c (struct builtin_description)
21420 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21421 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21422 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21423 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21424 v1di_ftype_v8qi_v8qi type.
21425 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21427 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21428 __builtin_ia32_pmuludq]: Fix the mode of return value.
21430 2008-03-15 Richard Guenther <rguenther@suse.de>
21432 PR middle-end/35595
21433 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21436 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21438 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21439 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21440 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21441 unless TARGET_SERIALIZE_VOLATILE is enabled.
21442 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21443 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21444 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21446 2008-03-14 Richard Guenther <rguenther@suse.de>
21448 PR tree-optimization/34172
21449 * tree-flow.h (refs_may_alias_p): Declare.
21450 (get_single_def_stmt): Likewise.
21451 (get_single_def_stmt_from_phi): Likewise.
21452 (get_single_def_stmt_with_phi): Likewise.
21453 * tree-dfa.c (refs_may_alias_p): New function.
21454 (get_single_def_stmt): Likewise.
21455 (get_single_def_stmt_from_phi): Likewise.
21456 (get_single_def_stmt_with_phi): Likewise.
21457 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21458 (vn_reference_lookup_1): New helper function.
21459 (vn_reference_lookup): Walk the virtual use-def chain to
21460 continue searching for a match if the def does not alias the
21461 reference we are looking for.
21463 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21465 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21466 archive and Perzl. Update The Written Word listing.
21468 2008-03-14 Richard Guenther <rguenther@suse.de>
21470 PR tree-optimization/34043
21471 PR tree-optimization/33989
21472 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21474 (bitmap_find_leader): Use extra argument to verify dominance
21475 relationship inside a basic-block.
21476 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21477 (find_leader_in_sets): Adjust.
21478 (create_component_ref_by_pieces): Take extra argument for
21479 dominance check, handle lookup failures.
21480 (find_or_generate_expression): Likewise.
21481 (create_expression_by_pieces): Likewise.
21482 (insert_into_preds_of_block): Adjust.
21483 (create_value_expr_from): If asked for, verify all operands
21484 are in the blocks AVAIL_OUT set.
21485 (make_values_for_stmt): Check for SSA_NAMEs that are life
21486 over an abnormal edge.
21487 (compute_avail): Remove such check.
21488 (do_SCCVN_insertion): New function.
21489 (eliminate): If we do not find a leader suitable for replacement
21490 insert a replacement expression from SCCVN if available.
21491 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21492 (struct vn_ssa_aux): Add needs_insertion flag.
21493 * tree-ssa-sccvn.c (may_insert): New global flag.
21494 (copy_reference_ops_from_ref): Value-number union member access
21495 based on its size, not type and member if insertion is allowed.
21496 (visit_reference_op_load): For a weak match from union type
21497 punning lookup a view-converted value and insert a SSA_NAME
21498 for that value if that is not found.
21499 (visit_use): Make dumps shorter. Do not disallow value numbering
21500 SSA_NAMEs that are life over an abnormal edge to constants.
21501 (free_scc_vn): Release inserted SSA_NAMEs.
21502 (run_scc_vn): New flag to specify whether insertion is allowed.
21503 Process SSA_NAMEs in forward order.
21504 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21505 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21506 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21507 pointer type to/from integral types that do not change the
21508 precision to regular conversions.
21510 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21512 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21513 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21514 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21515 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21516 input arguments and the mode of return value. Built-in functions
21517 that operate on whole 64-bit MMX register now use V1DI mode.
21519 2008-03-13 Alon Dayan <alond@il.ibm.com>
21520 Olga Golovanevsky <olga@il.ibm.com>
21522 PR tree-optimization/35041
21523 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21524 to locate the right position in a statement.
21526 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21530 * config/i386/xmmintrin.h: Change all static inline functions to
21531 extern inline and add __gnu_inline__ attribute.
21532 * config/i386/bmintrin.h: Ditto.
21533 * config/i386/smmintrin.h: Ditto.
21534 * config/i386/tmmintrin.h: Ditto.
21535 * config/i386/mmintrin-common.h: Ditto.
21536 * config/i386/ammintrin.h: Ditto.
21537 * config/i386/emmintrin.h: Ditto.
21538 * config/i386/pmmintrin.h: Ditto.
21539 * config/i386/mmintrin.h: Ditto.
21540 * config/i386/mm3dnow.h: Ditto.
21542 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21544 PR middle-end/35185
21545 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21546 (lower_omp_2): New function.
21547 (lower_omp_1, lower_omp): Rewritten.
21549 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21552 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21553 with the phrase "Microsoft Windows compilers".
21554 (Push/Pop Macro Pragmas): New subsection. Document
21555 #pragma push_macro and pragma pop_macro.
21557 2008-03-12 Paul Brook <paul@codesourcery.com>
21559 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21561 2008-03-12 Paul Brook <paul@codesourcery.com>
21563 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21564 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21565 (thumb2_addsi_shortim): Rename ...
21566 (thumb2_addsi_short): ... to this. Allow register operands.
21567 (thumb2_subsi_short): New pattern.
21568 (thumb2_one_cmplsi2_short,
21569 thumb2_negsi2_short): New patterns and peepholes.
21571 2008-03-12 Paul Brook <paul@codesourcery.com>
21573 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21575 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21577 * config/i386/i386.md (int_cond): New code iterator.
21579 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21580 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21581 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21582 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21583 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21584 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21585 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21586 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21588 2008-03-12 Paul Brook <paul@codesourcery.com>
21590 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21591 instead of {arm,thumb}_compute_save_reg_mask.
21592 (output_return_instruction): Ditto.
21593 (thumb_unexpanded_epilogue): Ditto.
21594 (thumb1_expand_prologue): Ditto.
21595 (thumb1_output_function_prologue): Ditto.
21596 (arm_set_return_address): Ditto.
21597 (thumb_set_return_address): Ditto.
21598 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21599 regs to achieve stack alignment.
21600 (thumb1_compute_save_reg_mask): Fix compiler warning.
21601 (arm_output_epilogue): Use offsets->saved_regs_mask.
21602 Adjust stack pointer by poping call clobered registers.
21603 (arm_expand_prologue): Use offsets->saved_regs_mask.
21604 Adjust stack pointer by pushing extra registers.
21605 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21607 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21610 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21611 conversion to the operands of a multiplication.
21613 2008-03-12 Richard Guenther <rguenther@suse.de>
21615 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21616 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21617 * timevar.def (TV_TREE_PHIPROP): Add.
21618 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21619 pass description. Use TV_TREE_PHIPROP.
21620 * tree-ssa-forwprop.c: Remove phiprop code.
21622 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21624 PR middle-end/35549
21625 * omp-low.c (maybe_lookup_decl): Constify first argument.
21626 (use_pointer_for_field): Change last argument from bool to
21627 omp_context *. Disallow shared copy-in/out in nested
21628 parallel if decl is shared in outer parallel too.
21629 (build_outer_var_ref, scan_sharing_clauses,
21630 lower_rec_input_clauses, lower_copyprivate_clauses,
21631 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21633 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21634 Ira Rosen <irar@il.ibm.com>
21636 * tree-vectorizer.c (free_stmt_vec_info): New function.
21637 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21638 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21639 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21640 * tree-vect-transform.c (vectorizable_conversion): Free
21641 vec_oprnds0 if it was allocated.
21642 (vect_permute_store_chain): Remove unused VECs.
21643 (vectorizable_store): Free VECs that are allocated in the..
21645 (vect_transform_strided_load, vectorizable_load): Likewise.
21646 (vect_remove_stores): Simplify the code.
21647 (vect_transform_loop): Move code to vect_remove_stores().
21648 Call vect_remove_stores() and free_stmt_vec_info().
21650 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21652 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21653 TARGET_HPUX. Revise comment.
21654 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21655 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21656 Use sr4 variant of `be' instruction when not generating PIC code.
21657 (attr_length_call): Adjust for above change.
21659 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21661 * ipa-reference.c (static_execute): Remove module_statics_const and
21662 associated setting code.
21664 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21667 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21668 predicate for operand 1.
21669 (paritysi2_cmp): Use register_operand predicate for operand 2.
21670 Use earlyclobber modifier for operand 1. Remove support for
21672 (paritydi2_cmp): Use register_operand predicate for operand 3.
21673 Use earlyclobber modifier for operand 1. Remove support for
21676 2008-03-11 Paul Brook <paul@codesourcery.com>
21677 Vladimir Prus <vladimir@codesourcery.com>
21679 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21680 (arm_compute_save_reg0_reg12_mask): Always
21681 check if register 11 must be saved. Always safe hard frame pointer
21682 when frame_pointer_needeed.
21683 (arm_compute_save_reg_mask): Save IP and PC
21684 only with apcs frames.
21685 (arm_output_epilogue): Adjust Thumb2 codepath to
21686 be also invoked and work for ARM non-apcs frames.
21687 (arm_expand_prologue): Don't bother saving IP
21688 for non-apcs frame, since it's not clobbered by
21689 prologue code. Implement non-apcs frame
21692 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21694 PR rtl-optimization/35281
21695 * expr.c (convert_move): Use a new pseudo for the intermediate
21696 from_mode->word_mode result.
21698 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21700 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21701 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21702 * toplev.c (compile_file): Don't call it.
21704 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21706 PR middle-end/35526
21707 * expr.c (store_expr): Call emit_block_move if the mode
21708 of "temp" RTX is BLKmode.
21710 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21711 Richard Guenther <rguenther@suse.de>
21713 PR tree-optimization/31358
21714 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21715 the step with a NULL_TREE.
21716 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21717 to sizetype if type is a pointer type.
21718 (add_candidate_1): Don't convert the base and step to
21719 the generic type if the orginal type is a pointer type.
21720 (add_iv_value_candidates): Use sizetype for the step
21721 if type is a pointer type.
21722 (cand_value_at): Likewise.
21723 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21725 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21726 Don't convert the tem affine to the type.
21727 (add_elt_to_tree): Use sizetype for the step if a pointer.
21728 Use POINTER_PLUS_EXPR for pointers.
21729 (aff_combination_to_tree): Use sizetype for the step if a
21732 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21734 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21735 Remove commutativity hint.
21737 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21741 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21742 errorneous type. Check that v is a VAR_DECL.
21744 PR middle-end/35099
21745 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21747 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21749 PR tree-optimization/35494
21750 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21751 may be overriden at link and run time.
21753 2008-03-10 Richard Guenther <rguenther@suse.de>
21755 PR tree-optimization/34677
21756 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21757 (poolify_tree): Likewise.
21758 (modify_expr_template): Likewise.
21759 (poolify_modify_stmt): Likewise.
21760 (insert_fake_stores): Handle all component-ref style stores
21761 in addition to INDIRECT_REF. Also handle complex types.
21762 Do not poolify the inserted load.
21763 (realify_fake_stores): Do not rebuild the tree but only
21764 make it a SSA_NAME copy.
21765 (init_pre): Remove initialzation of modify_expr_template.
21766 Do not allocate modify_expr_node_pool.
21767 (fini_pre): Do not free modify_expr_node_pool.
21769 2008-03-10 Paul Brook <paul@codesourcery.com>
21771 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21772 to avoid conflicts.
21774 2008-03-10 Paul Brook <paul@codesourcery.com>
21775 Mark Shinwell <shinwell@codesourcery.com>
21777 * config/arm/cortex-r4.md: New.
21778 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21780 * config/arm/arm.md: Include cortex-r4.md.
21781 (insn): Add smmls, sdiv and udiv values.
21782 (generic_sched): Don't use generic scheduling for Cortex-R4.
21783 (arm_issue_rate): New function.
21784 (TARGET_SCHED_ISSUE_RATE): Define.
21786 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21788 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21790 2008-03-10 Richard Guenther <rguenther@suse.de>
21792 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21793 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21795 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21797 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21798 Set default to true.
21800 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21802 * c.opt (Wsynth): Deprecate.
21803 * doc/invoke.texi (Option Summary, Warning Options): Document
21804 -Wno-format-contains-nul.
21806 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21809 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21810 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21812 2008-03-09 Ira Rosen <irar@il.ibm.com>
21814 * config/rs6000/rs6000.c (builtin_description): Rename vector
21815 left shift operations.
21816 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21817 (altivec_vsl<VI_char>): Rename to ...
21818 (ashl<mode>3): ... new name.
21819 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21821 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21823 2008-03-08 Richard Guenther <rguenther@suse.de>
21825 * coverage.h (tree_coverage_counter_addr): Declare.
21826 * coverage.c (tree_coverage_counter_addr): New function.
21827 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21828 before using again.
21829 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21830 (tree_gen_one_value_profiler): Likewise.
21831 (tree_gen_ic_profiler): Likewise.
21832 (tree_gen_average_profiler): Likewise.
21833 (tree_gen_ior_profiler): Likewise.
21835 2008-03-08 Richard Guenther <rguenther@suse.de>
21837 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21838 (vn_binary_op_insert): Likewise.
21839 (vn_unary_op_lookup): Likewise.
21840 (vn_unary_op_insert): Likewise.
21841 (vn_nary_op_lookup): Declare.
21842 (vn_nary_op_insert): Likewise.
21843 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21844 and binary hashes, use a single obstack for unary_op_pool
21845 and binary_op_pool.
21846 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21847 a single struct vn_nary_op_s. Store tree code length and
21848 a variable number of operands.
21849 (struct vn_reference_op_struct): Remove unused op2.
21850 (vn_reference_op_eq): Do not compare op2.
21851 (vn_reference_op_compute_hash): Do not compute hash of op2.
21852 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21853 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21854 with vn_nary_op_compute_hash.
21855 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21856 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21858 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21860 (visit_unary_op): Call nary functions.
21861 (visit_binary_op): Likewise.
21862 (process_scc): Adjust for struct vn_tables_s changes.
21863 (allocate_vn_table): Likewise.
21864 (free_vn_table): Likewise.
21865 * tree-vn.c (vn_add): Call nary functions.
21866 (vn_lookup): Likewise.
21868 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21871 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21872 wdst back after sync_compare_and_swapqhi_internal.
21874 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21877 * config/i386/i386-modes.def (V1DI): New vector mode.
21878 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21879 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21880 (MMXMODE248): Ditto.
21881 (MMXMODE): Add V1DI mode.
21882 (mmxvecsize): Change DI mode to V1DI mode.
21883 ("mov<mode>): Use MMXMODEI8 mode iterator.
21884 ("*mov<mode>_internal_rex64"): Ditto.
21885 ("*mov<mode>_internal"): Ditto.
21886 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21887 ("mmx_sub<mode>3"): Ditto.
21888 ("mmx_adddi3"): Remove insn pattern.
21889 ("mmx_subdi3"): Ditto.
21890 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21891 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21892 ("mmx_ashl<mode>3"): Ditto.
21893 ("mmx_lshrdi3"): Remove insn pattern.
21894 ("mmx_ashldi3"): Ditto.
21895 * config/i386/i386.c (classify_argument): Handle V1DImode.
21896 (function_arg_advance_32): Ditto.
21897 (function_arg_32): Ditto.
21898 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21899 mmx_addv1di3 insn pattern.
21900 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21901 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21902 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21903 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21904 Remove definitions of built-in functions.
21905 (V1DI_type_node): New node.
21906 (v1di_ftype_v1di_int): Ditto.
21907 (v1di_ftype_v1di_v1di): Ditto.
21908 (v2si_ftype_v2si_si): Ditto.
21909 (v4hi_ftype_v4hi_di): Remove node.
21910 (v2si_ftype_v2si_di): Ditto.
21911 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21912 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21913 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21914 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21915 Add new builtins using def_builtin_const.
21916 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21917 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21918 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21919 * config/i386/mmintrin.h (__v1di): New typedef.
21920 (_mm_add_si64): Cast arguments to __v1di type.
21921 (_mm_sub_si64): Ditto.
21922 (_mm_sll_pi16): Cast __count to __v4hi type.
21923 (_mm_sll_pi32): Cast __count to __v2si type.
21924 (_mm_sll_si64): Cast arguments to __v1di type.
21925 (_mm_srl_pi16): Cast __count to __v4hi type.
21926 (_mm_srl_pi32): Cast __count to __v2si type.
21927 (_mm_srl_si64): Cast arguments to __v1di type.
21928 (_mm_sra_pi16): Cast __count to __v4hi type.
21929 (_mm_sra_pi32): Cast __count to __v2si type.
21930 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21931 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21932 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21933 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21934 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21935 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21936 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21937 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21938 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21939 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21940 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21941 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21943 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21945 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21947 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21950 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21951 reg+const addressing for Altivec modes. Don't generate reg+reg
21952 addressing for TFmode or TDmode quantities.
21954 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21956 * c-common.c (vector_types_convertible_p): Call langhook
21957 instead of comptypes.
21959 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21962 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21963 integral and scalar float variables which have a
21966 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21968 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21969 dwarf_register_span hook when emitting unwind information for
21970 register-to-memory saves.
21971 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21972 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21974 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21976 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21977 for the same VAR_DECL.
21979 2008-03-06 Tom Tromey <tromey@redhat.com>
21981 * treelang: Delete.
21982 * doc/standards.texi (Standards): Don't mention treelang.
21983 * doc/invoke.texi (Overall Options): Don't mention treelang.
21984 * doc/install.texi (Prerequisites): Don't mention bison or
21986 (Configuration): Don't mention treelang.
21987 (Building): Likewise.
21988 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21990 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21992 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21993 word-extractions out of a multi-word object.
21995 2008-03-06 Richard Guenther <rguenther@suse.de>
21997 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21998 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21999 result type and precision.
22000 * expr.c (get_inner_reference): Set unsignedp based on the result
22001 type of BIT_FIELD_REF.
22002 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22003 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22004 (try_instantiate_multiple_fields): Likewise. Use the correct type
22006 (sra_build_assignment): Likewise.
22007 (sra_build_elt_assignment): Likewise.
22008 (sra_explode_bitfield_assignment): Likewise.
22009 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22010 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22011 set BIT_FIELD_REF_UNSIGNED.
22012 (vectorizable_load): Likewise.
22014 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22016 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22019 2008-03-06 Richard Guenther <rguenther@suse.de>
22021 * alias.c (struct alias_set_entry): Move has_zero_child field
22022 to pack with alias_set.
22024 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22026 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22029 2008-03-05 Ian Lance Taylor <iant@google.com>
22031 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22033 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22035 * fwprop.c (update_df): Support width and offset parameters of
22037 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22038 global_conflicts): Change DF_REF_EXTRACT to either
22039 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22040 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22041 * df-scan.c (df_ref_record, df_defs_record,
22042 df_ref_create_structure, df_def_record_1, df_uses_record,
22043 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22044 df_bb_refs_collect, df_entry_block_defs_collect,
22045 df_exit_block_uses_collect): Support new width and offset fields.
22046 (ref_extract_pool): New storage pool.
22047 (df_free_ref): New function.
22048 (df_reg_chain_unlink, df_free_collection_rec,
22049 df_sort_and_compress_refs): Call df_free_ref.
22050 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22052 (df_ref_create_structure): Allocate df_ref_extract if offset and
22053 width fields are used.
22054 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22055 (df_uses_record): Get offset and width from ZERO_EXTRACT
22057 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22058 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22059 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22060 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22061 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22062 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22063 (df_ref_extract): New structure.
22064 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22065 (df_ref_create): Add width and offset parameters.
22067 2008-03-05 Richard Guenther <rguenther@suse.de>
22069 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22070 Use ranges_overlap_p.
22071 (offset_overlaps_with_access): Rename
22072 to ranges_overlap_p and move ...
22073 * tree-flow-inline.h (ranges_overlap_p): ... here.
22075 * tree.h (get_inner_reference, handled_component_p): Update
22078 * tree.h (record_component_aliases, get_alias_set,
22079 alias_sets_conflict_p, alias_sets_must_conflict_p,
22080 objects_must_conflict_p): Move declarations ...
22081 * alias.h (record_component_aliases, get_alias_set,
22082 alias_sets_conflict_p, alias_sets_must_conflict_p,
22083 objects_must_conflict_p): ... here.
22084 Include coretypes.h.
22085 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22087 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22089 * cfg.c: Include tree-flow.h.
22090 (remove_edge_raw): Call redirect_edge_var_map_clear.
22091 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22092 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22093 (redirect_edge_var_map_result): New.
22094 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22095 PENDING_STMT use with redirect_edge_var_map_*.
22096 * tree-ssa.c (edge_var_maps): New definition.
22097 (redirect_edge_var_map_add): New.
22098 (redirect_edge_var_map_clear): New.
22099 (redirect_edge_var_map_dup): New.
22100 (redirect_edge_var_map_vector): New.
22101 (redirect_edge_var_map_destroy): New.
22102 (ssa_redirect_edge): Replace PENDING_STMT use with
22103 redirect_edge_var_map_*.
22104 (flush_pending_stmts): Same.
22105 (delete_tree_ssa): Destroy edge var map.
22106 * tree-flow.h (struct _edge_var_map): New.
22107 Define edge_var_map vector type.
22108 Declare redirect_edge_var_map_* prototypes.
22109 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22110 * tree-cfg.c (reinstall_phi_args): Replace
22111 PENDING_STMT use with redirect_edge_var_map_*.
22113 2008-03-05 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/35472
22116 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22117 whose single use_stmt has a overlapping set of loaded and
22118 stored symbols as that use_stmt might be a noop assignment then.
22120 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22122 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22124 2008-03-05 Richard Guenther <rguenther@suse.de>
22127 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22128 should be constants.
22129 * tree-cfg.c (verify_expr): Verify it.
22130 * fold-const.c (fold_truthop): Remove code generating
22131 BIT_FIELD_REFs of structure bases.
22132 (fold_binary): Likewise.
22133 (fold_ternary): Position and size of BIT_FIELD_REFs are
22134 always host integers.
22135 (make_bit_field_ref): Remove.
22136 (optimize_bit_field_compare): Remove.
22137 (all_ones_mask_p): Remove.
22139 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22142 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22143 (split_block_and_df_analyze): New. Split basic block and rebuild
22145 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22147 (split_pattern_seq): Likewise.
22148 (erase_matching_seqs): Likewise.
22149 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22151 2008-03-04 Geoff Keating <geoffk@apple.com>
22153 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22154 declaration and code.
22155 (tree_invalid_nonnegative_warnv_p): Likewise.
22157 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22159 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22160 examples. Truncate option-names then causing overfull hbox.
22162 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22165 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22167 * configure: Rebuilt.
22169 2008-03-04 Rafael EspÃndola <espindola@google.com>
22171 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22172 (tree_unary_nonnegative_warnv_p): New.
22173 (tree_binary_nonnegative_warnv_p): New.
22174 (tree_single_nonnegative_warnv_p): New.
22175 (tree_invalid_nonnegative_warnv_p): New.
22176 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22178 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22181 * opts.c (handle_option): Postpone 'unknown option' errors only for
22184 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22187 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22190 2008-03-04 Rafael EspÃndola <espindola@google.com>
22192 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22193 (tree_binary_nonzero_warnv_p): New.
22194 (tree_single_nonzero_warnv_p): New.
22195 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22197 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22199 PR middle-end/35456
22200 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22201 transformations for modes that have signed zeros.
22202 * ifcvt.c (noce_try_abs): Ditto.
22204 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22206 * config/i386/i386.c (override_options): Force
22207 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22209 2008-03-04 Jan Hubicka <jh@suse.cz>
22212 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22215 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22217 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22218 label to probe the stack.
22220 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22222 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22223 (__gthr_win32_mutex_destroy): Declare.
22224 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22225 __gthr_win32_mutex_destroy.
22226 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22228 2008-03-03 Jan Hubicka <jh@suse.cz>
22231 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22232 aggressive on inlining cold calls.
22234 2008-03-03 Richard Guenther <rguenther@suse.de>
22236 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22237 struct copies into the expression table.
22238 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22239 (try_to_simplify): Likewise.
22240 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22241 integral and pointer arguments which do not change the
22242 precision to NOP_EXPRs.
22243 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22244 VIEW_CONVERT_EXPR case.
22246 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22248 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22249 defined in a loop at depth 0 is invariant.
22250 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22251 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22252 be called at loop depth 0.
22254 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22257 * gcc.c (process_command): Update copyright notice dates.
22258 * gcov.c (print_version): Likewise.
22259 * gcov-dump.c (print_version): Likewise.
22260 * mips-tfile.c (main): Likewise.
22261 * mips-tdump.c (main): Likewise.
22263 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22266 * c-common.c (flag_permissive): Delete.
22267 (constant_expression_warnings): Check flags first.
22268 (constant_expression_error): New.
22269 * c-common.h (flag_permissive): Delete.
22270 (constant_expression_error): Declare.
22271 * flags.h (flag_permissive): Declare. Update description.
22272 * diagnostic.c (pedwarn): Update.
22274 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22275 (permissive_error_kind): New.
22276 * toplev.c (flag_permissive): Define. Update description.
22277 * toplev.h (permissive_error_kind): Declare.
22278 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22279 (pedwarn_c90): Use pedantic_warning_kind.
22280 * c-opts.c (c_common_post_options): flag_permissive does not affect
22281 flag_pedantic_errors.
22283 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22285 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22286 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22287 __absvsi2, __absvDI2): Use unsigned arithmetic.
22289 2008-03-02 Andi Kleen <ak@suse.de>
22290 Richard Guenther <rguenther@suse.de>
22292 * struct-equiv.c: Remove file.
22293 * cfg_cleanup.c (condjump_equiv_p): Remove.
22294 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22295 (struct-equiv.o): Remove rule.
22296 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22297 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22298 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22300 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22302 * ifcvt.c (noce_process_if_block): Try to handle only the then
22303 block if the else block exists but isn't suitable.
22305 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22308 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22309 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22310 regression from previous patch.
22312 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22315 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22317 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22318 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22319 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22320 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22321 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22322 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22323 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22324 (__gthread_mutex_destroy_function): Rename to
22325 __gthread_mutex_destroy.
22326 * gthr-dce.h (__gthread_mutex_destroy): Call
22327 pthread_mutex_destroy.
22328 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22329 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22330 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22332 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22334 * df-scan.c (df_ref_chain_change_bb): Simplify.
22335 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22336 set_block_for_insn if there's any change.
22337 * df.h ((df_insn_change_bb): Fix prototype.
22338 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22339 df_insn_change_bb, don't call set_block_for_insn.
22340 * emit-rtl.c (reorder_insns): Likewise.
22341 * haifa-sched.c (move_insn): Likewise.
22343 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22345 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22347 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22349 * tree-flow-inline.h (next_readonly_imm_use): Return
22350 NULL_USE_OPERAND_P after the end.
22352 2008-03-01 Richard Guenther <rguenther@suse.de>
22354 PR tree-optimization/35411
22355 * tree-sra.c (sra_build_assignment): Split conversion to
22356 final type to a separate statement if we are not assigning
22359 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22361 * fold-const.c (fold_convertible_p): Correct the logic to follow
22362 that in fold_convert().
22364 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22367 * tree-inline.c (build_duplicate_type): When we make a
22368 duplicate type, make it unique in the canonical types system.
22370 2008-02-29 Tom Tromey <tromey@redhat.com>
22372 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22373 input_file_stack_history, input_file_stack_restored): Remove.
22374 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22375 * input.h (struct file_stack): Remove.
22376 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22377 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22379 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22381 (diagnostic_last_module_changed): Add 'map' argument.
22382 (diagnostic_set_last_function): Likewise.
22383 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22384 line map, not input_file_stack.
22385 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22387 2008-02-29 Paul Brook <paul@codesourcery.com>
22389 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22391 2008-02-29 Paul Brook <paul@codesourcery.com>
22393 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22395 2008-02-29 Richard Guenther <rguenther@suse.de>
22397 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22399 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22400 value for comparing for a store match.
22401 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22402 (try_to_simplify): Do not do a full-blown reference lookup.
22404 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22406 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22407 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22409 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22411 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22413 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22414 strides against cache sizes.
22416 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22418 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22421 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22423 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22424 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22425 is smaller than the original promoted value.
22426 (simplify_subreg): If OP is a SUBREG, try to preserve its
22427 SUBREG_PROMOTED_VAR_P information.
22429 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22431 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22432 (VN_INFO_GET): Allocate new objects on the obstack.
22433 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22434 for rpo_numbers_temp, for consistency.
22435 (free_scc_vn): Free the obstack.
22437 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22439 * doc/invoke.texi: Document -ftree-loop-distribution.
22440 * tree-loop-distribution.c: New.
22441 * tree-pass.h (pass_loop_distribution): New.
22442 * graphds.h (struct graph): Add htab_t indices.
22443 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22444 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22445 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22446 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22447 * tree-data-ref.c (debug_data_dependence_relations): New.
22448 (dump_data_dependence_relation): Also print data references.
22449 (free_data_ref): Extern.
22450 (same_access_functions): Moved...
22451 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22452 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22453 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22454 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22455 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22456 (stmts_from_loop): Skip LABEL_EXPR.
22457 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22459 (build_rdg): Initialize rdg->indices htab.
22460 (free_rdg, stores_from_loop, ref_base_address,
22461 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22462 have_similar_memory_accesses_1, ref_base_address_1,
22463 remove_similar_memory_refs): New.
22464 * tree-data-ref.h: Depend on tree-chrec.h.
22465 (debug_data_dependence_relations, free_data_ref): Declared.
22466 (same_access_functions): ... here.
22467 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22469 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22470 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22471 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22472 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22473 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22474 rdg_vertex_for_stmt): Declared.
22475 (struct rdg_edge): Add level.
22477 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22478 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22480 (rdg_has_similar_memory_accesses): New.
22481 * tree-vect-analyze.c: Remove unused static decls.
22482 * lambda.h (dependence_level): New.
22483 * common.opt (ftree-loop-distribution): New.
22484 * tree-flow.h (mark_virtual_ops_in_bb,
22485 slpeel_tree_duplicate_loop_to_edge_cfg,
22486 rename_variables_in_loop): Declared.
22487 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22488 (OBJS-common): Add tree-loop-distribution.o.
22489 (tree-loop-distribution.o): New rule.
22490 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22491 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22492 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22494 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22497 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22498 other than structures and unions.
22500 2008-02-28 Richard Guenther <rguenther@suse.de>
22503 2008-02-26 Richard Guenther <rguenther@suse.de>
22505 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22506 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22507 (lookup_decl_from_uid): Declare.
22508 (remove_decl_from_map): Likewise.
22509 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22510 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22511 (decl_for_uid_map): New global hashtable mapping DECL_UID
22513 (init_ttree): Allocate it.
22514 (insert_decl_to_uid_decl_map): New helper function.
22515 (make_node_stat): Insert new decls into the map.
22516 (copy_node_stat): Likewise.
22517 (lookup_decl_from_uid): New function.
22518 (remove_decl_from_map): Likewise.
22519 (print_decl_for_uid_map_statistics): New helper.
22520 (dump_tree_statistics): Call it.
22522 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22523 (referenced_var_iterator): Adjust.
22524 (FOR_EACH_REFERENCED_VAR): Adjust.
22525 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22526 (num_referenced_vars): Adjust.
22527 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22528 (first_referenced_var): Remove.
22529 (end_referenced_vars_p): Likewise.
22530 (next_referenced_var): Likewise.
22531 (referenced_var_iterator_set): New helper function.
22532 * tree-dfa.c (referenced_var_lookup): Adjust.
22533 (referenced_var_check_and_insert): Likewise.
22534 (remove_referenced_var): Likewise.
22535 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22536 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22537 (verify_call_clobbering): Likewise.
22538 (verify_memory_partitions): Likewise.
22539 (init_tree_ssa): Allocate bitmap instead of hashtable for
22541 (delete_tree_ssa): Adjust.
22542 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22543 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22544 (compute_tag_properties): Likewise.
22545 (set_initial_properties): Likewise.
22546 (find_partition_for): Likewise.
22547 (update_reference_counts): Likewise.
22548 (dump_may_aliases_for): Likewise.
22549 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22550 (add_call_clobber_ops): Likewise.
22551 (add_call_read_ops): Likewise.
22552 (get_asm_expr_operands): Likewise.
22553 * tree-into-ssa.c (dump_decl_set): Likewise.
22554 (update_ssa): Likewise.
22555 * tree-sra.c (scan_function): Likewise.
22556 (decide_instantiations): Likewise.
22557 (scalarize_parms): Likewise.
22558 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22559 (dsa_named_for): Likewise.
22560 * tree-ssa-structalias.c (update_alias_info): Likewise.
22561 (merge_smts_into): Likewise.
22563 2008-02-27 David Daney <ddaney@avtrex.com>
22566 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22567 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22568 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22569 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22570 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22572 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22575 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22576 (BUILT_IN_NEXTTOWARD): Remove.
22577 (BUILT_IN_NEXTTOWARDF): Ditto.
22578 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22579 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22581 2008-02-27 Tom Tromey <tromey@redhat.com>
22583 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22584 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22586 2008-02-27 Jan Beulich <jbeulich@novell.com>
22588 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22589 update the respective field on newdecl.
22591 2008-02-27 Revital Eres <eres@il.ibm.com>
22593 PR rtl-optimization/34999
22594 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22595 crossing edges that ends with a call insn.
22596 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22597 call insn and clear the EDGE_CROSSING flag of the crossing edge
22598 when fixing fallthru edges.
22600 2008-02-27 Richard Guenther <rguenther@suse.de>
22602 PR middle-end/35390
22603 * fold-const.c (fold_unary): Return the correct argument,
22604 converted to the result type.
22606 2008-02-27 Richard Guenther <rguenther@suse.de>
22608 PR middle-end/34971
22609 * expr.c (expand_expr_real_1): Assert on rotates that operate
22611 * fold-const.c (fold_binary): Use the types precision, not the
22612 bitsize of the mode if folding rotate expressions. Build rotates
22613 only for full modes.
22615 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22617 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22618 and CPP_PRAGMA_EOL.
22619 * c-pragma.c (pragma_ns_name): New typedef.
22620 (registered_pp_pragmas): New variable.
22621 (c_pp_lookup_pragma): New function.
22622 (c_register_pragma_1): If flag_preprocess_only, do nothing
22623 for non-expanded pragmas, for expanded ones push pragma's
22624 namespace and name into registered_pp_pragmas vector.
22625 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22626 flag_preprocess_only, don't register GCC pch_preprocess
22627 pragma if flag_preprocess_only.
22628 * c-opts.c (c_common_init): Call init_pragma even if
22629 flag_preprocess_only.
22630 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22631 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22632 cpp_register_pragma if flag_preprocess_only.
22634 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22637 * c-parser.c (c_parser_translation_unit): Warn for empty
22638 translation unit, not empty source file.
22640 2008-02-26 Paul Brook <paul@codesourcery.com>
22642 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22643 operand for Thumb-2.
22644 * config/arm/arm.h (reg_class): Add CORE_REGS.
22645 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22646 (BASE_REG_CLASS): Use CORE_REGS.
22647 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22648 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22649 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22650 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22651 ARM_REGNO_OK_FOR_INDEX_P.
22652 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22653 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22654 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22655 (ldm/stm peepholes): Ditto.
22656 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22657 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22658 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22659 * config/arm/constraints.md: Enable "k" constraint on ARM.
22661 2008-02-27 Ben Elliston <bje@au.ibm.com>
22663 * config/rs6000/rs6000.c: Annotate cache line size field in all
22664 instances of struct processor_costs.
22666 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22668 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22669 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22670 jump_bypass): New counters.
22671 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22672 * dce.c (gate_ud_dce): Same.
22673 (gate_fast_dce): Same.
22674 * dse.c (gate_dse1): New function.
22675 (gate_dse2): New function.
22676 (gate_dse): Merge results of new gate functions.
22677 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22678 (gate_handle_jump_bypass): Add dbg_cnt.
22679 (gate_handle_gcse): Add dbg_cnt.
22680 * ifcvt.c (gate_handle_if_conversion): Same.
22681 (gate_handle_if_after_combine): Same.
22682 (gate_handle_if_after_reload): Same.
22683 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22685 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22687 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22689 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22691 2008-02-26 Jason Merrill <jason@redhat.com>
22694 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22695 alone if it's the naming decl for the type's main variant.
22697 2008-02-26 Tom Tromey <tromey@redhat.com>
22699 * system.h (USE_MAPPED_LOCATION): Poison.
22700 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22701 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22702 (make_goto_expr_edges): Likewise.
22703 (remove_bb): Likewise.
22704 (execute_warn_function_return): Likewise.
22705 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22707 * c-common.c (fname_decl): Remove old location code.
22708 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22710 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22712 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22713 (gen_rtx_ASM_INPUT): Likewise.
22714 (gen_rtx_ASM_INPUT_loc): Likewise.
22715 (get_rtx_asm_OPERANDS): Remove.
22716 * cfglayout.c (insn_locators_alloc): Remove old location code.
22717 (set_curr_insn_source_location): Likewise.
22718 (curr_insn_locator): Likewise.
22719 * print-tree.c (print_node): Remove old location code.
22720 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22721 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22722 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22723 location_from_locus.
22724 (construct_exit_block): Remove old location code.
22725 * emit-rtl.c (force_next_line_note): Remove old location code.
22726 * profile.c (branch_prob): Remove old location code.
22727 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22728 LOC_LINE): Remove old-location variants.
22729 * langhooks.c (lhd_print_error_function): Remove old location
22731 * configure, config.in: Rebuilt.
22732 * configure.ac (--enable-mapped-location): Remove.
22733 * c-decl.c (c_init_decl_processing): Remove old location code.
22734 (finish_function): Likewise.
22735 * recog.c (decode_asm_operands): Remove old location code.
22736 * c-pch.c (c_common_read_pch): Remove old location code.
22737 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22739 * gimple-low.c (lower_function_body): Remove old location code.
22740 * toplev.c (unknown_location): Remove.
22741 (push_srcloc): Remove old-location variant.
22742 (process_options): Remove old location code.
22743 (lang_dependent_init): Likewise.
22744 * input.h (UNKNOWN_LOCATION): Move definition.
22745 (location_t): Undeprecate.
22746 (source_locus): Remove.
22747 (location_from_locus): Remove.
22748 (struct location_s): Remove.
22749 Remove all old-location code.
22750 (input_line, input_filename): Remove.
22751 * final.c (final_scan_insn): Remove old location code.
22752 * diagnostic.c (diagnostic_build_prefix): Remove
22753 USE_MAPPED_LOCATION test.
22754 * tree.h (gimple_stmt) <locus>: Now a location_t.
22755 (tree_exp) <locus>: Likewise.
22756 (DECL_IS_BUILTIN): Remove old-location variant.
22757 (annotate_with_file_line, annotate_with_locus): Likewise.
22758 (expr_locus, set_expr_locus): Update.
22759 * tree.c (build1_stat): Remove old location code.
22760 (last_annotated_node): Remove.
22761 (annotate_with_file_line): Remove old-location variant.
22762 (annotate_with_locus): Likewise.
22763 (expr_location): Remove old location code.
22764 (set_expr_location): Likewise.
22765 (expr_has_location): Likewise.
22766 (expr_locus): Likewise.
22767 (set_expr_locus): Likewise.
22768 (expr_filename): Don't use location_from_locus.
22769 (expr_lineno): Likewise.
22770 * rtl-error.c (location_for_asm): Remove old location code.
22771 * c-lex.c (cb_line_change): Remove old location code.
22772 (fe_file_change): Likewise.
22773 (cb_def_pragma): Likewise.
22774 (c_lex_with_flags): Likewise.
22775 * gengtype.c (do_typedef): Don't special-case location types.
22776 (define_location_structures): Remove.
22777 (main): Don't call define_location_structures.
22778 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22781 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22784 * builtins.def (BUILT_IN_STDARG_START): Remove.
22785 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22786 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22787 * tree-inline.c (inline_forbidden_p_1): Likewise.
22789 2008-02-26 Richard Guenther <rguenther@suse.de>
22791 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22792 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22793 (lookup_decl_from_uid): Declare.
22794 (remove_decl_from_map): Likewise.
22795 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22796 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22797 (decl_for_uid_map): New global hashtable mapping DECL_UID
22799 (init_ttree): Allocate it.
22800 (insert_decl_to_uid_decl_map): New helper function.
22801 (make_node_stat): Insert new decls into the map.
22802 (copy_node_stat): Likewise.
22803 (lookup_decl_from_uid): New function.
22804 (remove_decl_from_map): Likewise.
22805 (print_decl_for_uid_map_statistics): New helper.
22806 (dump_tree_statistics): Call it.
22808 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22809 (referenced_var_iterator): Adjust.
22810 (FOR_EACH_REFERENCED_VAR): Adjust.
22811 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22812 (num_referenced_vars): Adjust.
22813 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22814 (first_referenced_var): Remove.
22815 (end_referenced_vars_p): Likewise.
22816 (next_referenced_var): Likewise.
22817 (referenced_var_iterator_set): New helper function.
22818 * tree-dfa.c (referenced_var_lookup): Adjust.
22819 (referenced_var_check_and_insert): Likewise.
22820 (remove_referenced_var): Likewise.
22821 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22822 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22823 (verify_call_clobbering): Likewise.
22824 (verify_memory_partitions): Likewise.
22825 (init_tree_ssa): Allocate bitmap instead of hashtable for
22827 (delete_tree_ssa): Adjust.
22828 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22829 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22830 (compute_tag_properties): Likewise.
22831 (set_initial_properties): Likewise.
22832 (find_partition_for): Likewise.
22833 (update_reference_counts): Likewise.
22834 (dump_may_aliases_for): Likewise.
22835 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22836 (add_call_clobber_ops): Likewise.
22837 (add_call_read_ops): Likewise.
22838 (get_asm_expr_operands): Likewise.
22839 * tree-into-ssa.c (dump_decl_set): Likewise.
22840 (update_ssa): Likewise.
22841 * tree-sra.c (scan_function): Likewise.
22842 (decide_instantiations): Likewise.
22843 (scalarize_parms): Likewise.
22844 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22845 (dsa_named_for): Likewise.
22846 * tree-ssa-structalias.c (update_alias_info): Likewise.
22847 (merge_smts_into): Likewise.
22849 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22852 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22853 * c-opts.c (c_common_handle_option): Wall enables
22854 Wvolatile-register-var.
22855 * common.opt: Move Wvolatile-register-var to...
22858 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22860 * common.opt (Wlarger-than=): New.
22861 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22863 * opts.c (common_handle_option): Handle -Wlarger-than=.
22864 * optc-gen.awk: Likewise.
22865 * opth-gen.awk: Likewise.
22866 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22867 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22869 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22871 * c-common.c (match_case_to_enum_1): Add appropriate
22872 OPT_W* parameter to warning.
22873 (c_do_switch_warnings): Likewise.
22874 * c-typeck.c (warning_init): Add one more parameter following
22875 'warning' function.
22876 (push_init_level): Update call to warning_init.
22877 (pop_init_level): Likewise.
22878 (add_pending_init): Likewise.
22879 (output_init_element: Likewise.
22881 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22884 * toplev.c (toplev_main): If there are warnings or error, print
22885 errors for ignored options.
22886 * opts.c (ignored_options): New static variable.
22887 (postpone_unknown_option_error): New.
22888 (print_ignored_options): New.
22889 (handle_option): Postpone errors for unknown -Wno-* options.
22890 * opts.h (print_ignored_options): Declare.
22892 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22894 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22897 2008-02-25 Richard Guenther <rguenther@suse.de>
22900 2008-02-25 Richard Guenther <rguenther@suse.de>
22902 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22903 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22904 (lookup_decl_from_uid): Declare.
22905 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22906 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22907 (decl_for_uid_map): New global hashtable mapping DECL_UID
22909 (init_ttree): Allocate it.
22910 (insert_decl_to_uid_decl_map): New helper function.
22911 (make_node_stat): Insert new decls into the map.
22912 (copy_node_stat): Likewise.
22913 (lookup_decl_from_uid): New function.
22914 (print_decl_for_uid_map_statistics): New helper.
22915 (dump_tree_statistics): Call it.
22917 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22918 (referenced_var_iterator): Adjust.
22919 (FOR_EACH_REFERENCED_VAR): Adjust.
22920 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22921 (num_referenced_vars): Adjust.
22922 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22923 (first_referenced_var): Remove.
22924 (end_referenced_vars_p): Likewise.
22925 (next_referenced_var): Likewise.
22926 (referenced_var_iterator_set): New helper function.
22927 * tree-dfa.c (referenced_var_lookup): Adjust.
22928 (referenced_var_check_and_insert): Likewise.
22929 (remove_referenced_var): Likewise.
22930 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22931 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22932 (verify_call_clobbering): Likewise.
22933 (verify_memory_partitions): Likewise.
22934 (init_tree_ssa): Allocate bitmap instead of hashtable for
22936 (delete_tree_ssa): Adjust.
22937 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22938 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22939 (compute_tag_properties): Likewise.
22940 (set_initial_properties): Likewise.
22941 (find_partition_for): Likewise.
22942 (update_reference_counts): Likewise.
22943 (dump_may_aliases_for): Likewise.
22944 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22945 (add_call_clobber_ops): Likewise.
22946 (add_call_read_ops): Likewise.
22947 (get_asm_expr_operands): Likewise.
22948 * tree-into-ssa.c (dump_decl_set): Likewise.
22949 (update_ssa): Likewise.
22950 * tree-sra.c (scan_function): Likewise.
22951 (decide_instantiations): Likewise.
22952 (scalarize_parms): Likewise.
22953 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22954 (dsa_named_for): Likewise.
22955 * tree-ssa-structalias.c (update_alias_info): Likewise.
22956 (merge_smts_into): Likewise.
22958 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22961 * doc/invoke.texi (-fcx-limited-range): Document new option.
22962 * toplev.c (process_options): Handle -fcx-fortran-rules.
22963 * common.opt: Add documentation for -fcx-fortran-rules.
22965 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22968 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22969 actual behaviour and C99.
22971 2008-02-26 Ben Elliston <bje@au.ibm.com>
22973 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22974 (ASM_CPU_POWER6_SPEC): Likewise.
22975 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22976 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22977 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22979 2008-02-25 Richard Guenther <rguenther@suse.de>
22981 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22982 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22983 (lookup_decl_from_uid): Declare.
22984 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22985 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22986 (decl_for_uid_map): New global hashtable mapping DECL_UID
22988 (init_ttree): Allocate it.
22989 (insert_decl_to_uid_decl_map): New helper function.
22990 (make_node_stat): Insert new decls into the map.
22991 (copy_node_stat): Likewise.
22992 (lookup_decl_from_uid): New function.
22993 (print_decl_for_uid_map_statistics): New helper.
22994 (dump_tree_statistics): Call it.
22996 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22997 (referenced_var_iterator): Adjust.
22998 (FOR_EACH_REFERENCED_VAR): Adjust.
22999 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23000 (num_referenced_vars): Adjust.
23001 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23002 (first_referenced_var): Remove.
23003 (end_referenced_vars_p): Likewise.
23004 (next_referenced_var): Likewise.
23005 (referenced_var_iterator_set): New helper function.
23006 * tree-dfa.c (referenced_var_lookup): Adjust.
23007 (referenced_var_check_and_insert): Likewise.
23008 (remove_referenced_var): Likewise.
23009 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23010 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23011 (verify_call_clobbering): Likewise.
23012 (verify_memory_partitions): Likewise.
23013 (init_tree_ssa): Allocate bitmap instead of hashtable for
23015 (delete_tree_ssa): Adjust.
23016 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23017 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23018 (compute_tag_properties): Likewise.
23019 (set_initial_properties): Likewise.
23020 (find_partition_for): Likewise.
23021 (update_reference_counts): Likewise.
23022 (dump_may_aliases_for): Likewise.
23023 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23024 (add_call_clobber_ops): Likewise.
23025 (add_call_read_ops): Likewise.
23026 (get_asm_expr_operands): Likewise.
23027 * tree-into-ssa.c (dump_decl_set): Likewise.
23028 (update_ssa): Likewise.
23029 * tree-sra.c (scan_function): Likewise.
23030 (decide_instantiations): Likewise.
23031 (scalarize_parms): Likewise.
23032 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23033 (dsa_named_for): Likewise.
23034 * tree-ssa-structalias.c (update_alias_info): Likewise.
23035 (merge_smts_into): Likewise.
23037 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23040 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23041 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23042 * alias.h (nonoverlapping_memrefs_p): Likewise.
23044 2008-02-25 Jan Beulich <jbeulich@novell.com>
23046 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23047 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23048 __emultls_get_address, __emultls_register_common,
23049 __floatundi?f, and _Unwind_GetIPInfo.
23050 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23051 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23052 (gen_regparm_prefix): Likewise.
23053 (i386_nlm_encode_section_info): Sync with
23054 config/i386/winnt.c:i386_pe_encode_section_info().
23055 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23056 i386_nlm_mangle_decl_assembler_name): New.
23057 (netware_override_options): New.
23058 * config/i386/netware.h (netware_override_options): Declare.
23059 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23060 (i386_nlm_mangle_decl_assembler_name): Declare.
23061 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23063 2008-02-25 Ben Elliston <bje@au.ibm.com>
23066 * c-decl.c (grokdeclarator): Remove unused local variables
23067 `typedef_type' and `type_as_written'.
23069 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23070 unused local variable `has_hot_blocks'.
23071 (fix_crossing_conditional_branches): Remove unused local variable
23074 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23076 PR middle-end/19984
23077 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23078 using DEF_C99_BUILTIN.
23079 (BUILT_IN_NANF): Ditto.
23080 (BUILT_IN_NANL): Ditto.
23082 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23083 Revital Eres <eres@il.ibm.com>
23085 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23086 regarding the order of two dependent insns in the same row.
23088 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23090 * stor-layout.c (layout_decl): Do not bump the alignment of a
23091 bit-field to more than byte alignment if it is packed.
23093 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23095 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23098 2008-02-24 Diego Novillo <dnovillo@google.com>
23100 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23103 * tree-vrp.c (vrp_evaluate_conditional): With
23104 -Wtype-limits, emit a warning when comparing against a
23105 constant outside the natural range of OP0's type.
23106 * c.opt (Wtype-limits): Move ...
23107 * common.opt (Wtype-limits): ... here.
23109 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23111 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23112 * config/rs6000/e300c2c3.md: New file.
23113 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23115 (rs6000_override_options): Add e300c2 and e300c3 cases to
23116 processor_target_table. Do not allow usage of Altivec or Spe
23117 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23118 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23119 * config/rs6000/rs6000.h (processor_type): Add
23120 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23121 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23122 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23123 and ppce300c3. Include e300c2c3.md.
23125 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23127 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23128 instead of TARGET_STRICT_ALIGN.
23130 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23132 * explow.c (memory_address): Assert that the generated address is
23135 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23138 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23139 * config/darwin-ppc-ldouble-patch.def: New file.
23140 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23141 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23142 SUBTARGET_INIT_BUILTINS if defined.
23143 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23146 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23149 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23150 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23152 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23155 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23156 file" warning condtional on -Winvalid-PCH.
23158 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23160 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23162 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23166 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23167 prevent reload from using MMX registers.
23168 (*mov<mode>_internal): Ditto.
23169 (*movv2sf_internal_rex64): Ditto.
23170 (*movv2sf_internal): Ditto.
23172 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23174 PR documentation/31569
23175 * doc/install.texi2html: Use makeinfo --no-number-sections.
23177 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23179 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23180 ensure that we can address an entire entity > 8 bytes. Don't
23181 generate reg+reg addressing for such data.
23183 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23185 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23186 strings when optimizing for size, unless the target cares about
23189 2008-02-22 Tom Tromey <tromey@redhat.com>
23191 * regclass.c (current_pass): Remove declaration.
23193 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23195 * config/avr/libgcc.S (__RAMPZ__): Define.
23196 (__do_copy_data): Add for devices with 128KB code memory.
23198 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23200 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23202 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23204 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23206 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23209 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23212 * c-typeck.c (build_binary_op): Warn about floating point
23213 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23215 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23218 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23219 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23221 (rs6000_override_options): Set altivec_abi as default, not override,
23222 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23223 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23224 is used; use new member spe_abi.
23225 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23226 spe_abi and altivec_abi.
23228 2008-02-22 Tomas Bily <tbily@suse.cz>
23230 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23232 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23235 * config.build (build_file_translate): Set to `CMD //c' only if
23237 * Makefile.in (build_file_translate): Improve comment.
23239 2008-02-21 Jan Hubicka <jh@suse.cz>
23241 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23242 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23243 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23245 2008-02-21 Michael Matz <matz@suse.de>
23248 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23250 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23252 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23253 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23254 as insn constraint.
23255 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23256 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23257 SSE_VEC_FLOAT_MODE_P as insn constraint.
23258 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23259 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23260 sse4a_movntdf using MODEF mode iterator.
23261 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23262 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23263 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23264 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23265 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23266 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23267 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23269 2008-02-21 Richard Guenther <rguenther@suse.de>
23271 * tree.def (PAREN_EXPR): New tree code.
23272 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23274 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23275 * expr.c (expand_expr_real_1): Likewise.
23276 * tree-inline.c (estimate_num_insns_1): Likewise.
23277 * tree-complex.c (expand_complex_move): Likewise.
23278 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23281 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23284 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23286 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23289 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23291 * config/sh/sh.c (find_barrier): Don't go past
23292 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23294 2008-02-20 DJ Delorie <dj@redhat.com>
23296 * config/h8300/h8300.md (insv): Force source operand to be a register.
23298 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23299 as a jump, not as a plain insn.
23301 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23303 * doc/invoke.texi (Warning Options): Add new option
23304 -Wframe-larger-than=.
23305 (-Wframe-larger-than): Document.
23307 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23308 Add declarations for new option variables.
23310 * final.c (final_start_function): Check the frame size
23311 before emission and issue a Wframe-larger-than warning.
23313 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23314 Add definitions for new option variables.
23315 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23317 * common.opt (Wframe-larger-than=): New option.
23319 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23321 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23322 (<sse>_div<mode>3): Ditto.
23323 (<sse>_vmdiv<mode>3): Ditto.
23324 (<sse>_vmsqrt<mode>2): Ditto.
23325 (*smax<mode>3): Ditto.
23326 (sse5_frcz<mode>2): Ditto.
23327 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23328 as insn constraint.
23330 2008-02-20 Richard Guenther <rguenther@suse.de>
23332 PR middle-end/35265
23333 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23334 be happy with INTEGRAL_TYPE_P.
23336 2008-02-20 Richard Guenther <rguenther@suse.de>
23338 * fold-const.c (split_tree): Associate floatig-point expressions
23339 if flag_associative_math is set.
23341 2008-02-20 Richard Guenther <rguenther@suse.de>
23343 * tree.h (fold_real_zero_addition_p): Declare.
23344 * fold-const.c (fold_real_zero_addition_p): Export.
23345 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23346 floating-point operations with zero and one.
23348 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23350 * doc/install.texi: Correct references to CFLAGS, replacing them
23351 with BOOT_CFLAGS. Document flags used during bootstrap for
23354 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23356 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23357 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23358 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23360 (smin<mode>3): Ditto from similar patterns.
23361 (smax<mode>3): Ditto.
23362 (*ieee_smin<mode>3): Ditto.
23363 (*ieee_smax<mode>3): Ditto.
23364 * config/i386/sse.md (sse): New mode attribute.
23365 (mov<mode>): Macroize expander from movv4sf and movv2df using
23366 SSEMODEF2P mode iterator.
23367 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23368 SSE_VEC_FLOAT_MODE_P as insn constraint.
23369 (storent<mode>): Ditto.
23370 (storent<mode>): Macroize expander from storentsf and storentdf using
23371 MODEF mode iterator.
23372 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23373 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23374 (abs<mode>2): Ditto from similar patterns.
23375 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23376 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23377 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23378 (<sse>_vmsqrt<mode>2): Ditto.
23379 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23380 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23381 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23382 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23383 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23384 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23385 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23387 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23388 iterator and SSE_FLOAT_MODE_P as insn constraint.
23389 (<sse>_ucomi): Ditto from similar patterns.
23390 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23391 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23392 SSE_VEC_FLOAT_MODE_P as insn constraint.
23393 (vcond<mode>): Ditto from similar patterns.
23394 (and<mode>3, *and<mode>3): Ditto.
23395 (<sse>_nand<mode>3): Ditto.
23396 (ior<mode>3, *ior<mode>3): Ditto.
23397 (xor<mode>3, *xor<mode>3): Ditto.
23398 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23399 iterator and SSE_FLOAT_MODE_P as insn constraint.
23400 (*nand<mode>3): Ditto from similar patterns.
23401 (*ior<mode>3): Ditto.
23402 (*xor<mode>3): Ditto.
23404 2008-02-20 Ira Rosen <irar@il.ibm.com>
23406 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23407 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23408 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23410 2008-02-19 Jan Hubicka <jh@suse.cz>
23412 * predict.c (tree_bb_level_predictions): Remove variable next
23413 mistakely introduced by previous commit.
23415 2008-02-19 Jan Hubicka <jh@suse.cz>
23417 * predict.c (predict_paths_leading_to): Rewrite.
23418 (predict_paths_for_bb): New.
23419 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23421 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23424 * Makefile.in (build_file_translate): New.
23425 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23426 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23427 * configure.ac (build_file_translate): Substitute it.
23428 * configure: Regenerate.
23430 2008-02-19 Jan Hubicka <jh@suse.cz>
23432 PR rtl-optimization/34408
23433 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23436 2008-02-19 Jan Hubicka <jh@suse.cz>
23438 PR middle-end/28779
23439 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23442 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23445 * config/i386/i386-modes.def: Revert the last DI alignment
23446 change until Ada people can look into it.
23448 2008-02-19 Nick Clifton <nickc@redhat.com>
23450 * opts.c (print_specific_help): Fix typo in --help text.
23452 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23455 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23456 32-bit inline asm without asm alternatives for host GCC < 3.0.
23458 2008-02-19 Richard Guenther <rguenther@suse.de>
23460 PR tree-optimization/34989
23461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23462 Allow propagation to INDIRECT_REF if we can simplify only.
23464 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23466 * c-common.c (warn_for_collisions_1): Use appropriate option when
23469 2008-02-19 Nick Clifton <nickc@redhat.com>
23472 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23473 (handle_options): Fix indentation.
23474 (print_filtered_help): If no language-specific options were
23475 displayed tell the user how to list all the options supported by
23476 the language's front-end.
23477 (print_specific_help): Fix indentation and remove duplicate line.
23478 (common_handle_option): Handle the -v option.
23479 For --help enable the display of undocumented options if the -v
23480 switch has been included on the command line.
23481 For --help= check for overlaps in the arguments between the option
23482 classes and the language names and issue a warning when they
23483 cannot be disambiguated.
23484 * c.opt (v): Pass on to the common option handler.
23486 2008-02-19 Revital Eres <eres@il.ibm.com>
23488 * modulo-sched.c (sms_schedule): Change dump message when
23489 create_ddg function fails.
23490 (try_scheduling_node_in_cycle): Rename row to cycle.
23491 (print_partial_schedule): Rename CYCLE to ROW.
23493 2008-02-19 Christian Bruel <christian.bruel@st.com>
23494 Zdenek Dvorak <ook@ucw.cz>
23496 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23498 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23501 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23502 (*x86_movdicc_0_m1_se): Ditto.
23504 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23506 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23507 (CMPtype): Define as __gcc_CMPtype.
23508 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23509 (CMPtype): Define as __gcc_CMPtype.
23511 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23513 Support valgrind 3.3 for --enable-checking=valgrind.
23514 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23516 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23517 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23518 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23519 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23520 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23521 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23522 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23524 * ggc-zone.c: Similar.
23525 * ggc-page.c: Similar.
23527 2008-02-19 Paul Brook <paul@codesourcery.com>
23530 * config/arm/ieee754-df.S: Fix do_it typo.
23531 * config/arm/ieee754-sf.S: Fix do_it typo.
23533 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23536 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23537 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23538 (OPTION_MASK_ISA_SSE_SET): Likewise.
23539 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23540 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23541 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23542 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23543 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23544 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23545 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23546 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23547 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23548 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23549 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23550 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23551 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23552 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23553 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23554 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23555 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23556 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23557 (OPTION_MASK_ISA_SSE4): Removed.
23558 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23559 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23560 (override_options): Don't turn on implied SSE/MMX bits in
23563 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23565 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23568 2008-02-18 Joey Ye <joey.ye@intel.com>
23570 PR middle-end/34921
23571 * tree-nested.c (insert_field_into_struct): Set type alignment
23572 to field alignment if the former is less than the latter.
23574 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23576 * BASE-VER: Set to 4.4.0.
23578 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23580 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23581 * doc/cfg.texi: Likewise.
23582 * doc/extend.texi: Likewise.
23583 * doc/gty.texi: Likewise.
23584 * doc/invoke.texi: Likewise.
23585 * doc/loop.texi: Likewise.
23586 * doc/md.texi: Likewise.
23587 * doc/passes.texi: Likewise.
23588 * doc/rtl.texi: Likewise.
23589 * doc/sourcebuild.texi: Likewise.
23590 * doc/tm.texi: Likewise.
23591 * doc/tree-ssa.texi: Likewise.
23593 2008-02-17 Richard Guenther <rguenther@suse.de>
23595 PR middle-end/35227
23596 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23597 without default definition.
23599 2008-02-17 Richard Guenther <rguenther@suse.de>
23601 PR tree-optimization/35231
23602 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23605 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23608 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23609 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23610 libgcc_cmp_return mode.
23612 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23615 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23617 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23619 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23622 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23624 * doc/c-tree.texi: Use `@.' where appropriate.
23625 * doc/extend.texi: Likewise.
23626 * doc/install.texi: Likewise.
23627 * doc/invoke.texi: Likewise.
23628 * doc/loop.texi: Likewise.
23629 * doc/makefile.texi: Likewise.
23630 * doc/md.texi: Likewise.
23631 * doc/passes.texi: Likewise.
23632 * doc/standards.texi: Likewise.
23633 * doc/tm.texi: Likewise.
23635 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23637 PR middle-end/35196
23638 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23640 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23641 rather than in entry_bb.
23643 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23645 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23646 libgcc_cmp_return mode.
23648 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23650 PR middle-end/35130
23651 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23652 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23654 2008-02-15 Richard Guenther <rguenther@suse.de>
23655 Zdenek Dvorak <ook@ucw.cz>
23657 PR tree-optimization/35164
23658 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23659 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23660 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23661 Only propagate addresses which do not have abnormal SSA_NAMEs
23664 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23667 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23669 2008-02-15 Jan Hubicka <jh@suse.cz>
23671 PR middle-end/35149
23672 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23674 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23676 PR middle-end/34621
23677 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23678 when calculating alignment_pad.
23680 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23682 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23683 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23684 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23685 and STACK_BOUNDARY define.
23687 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23689 PR preprocessor/35061
23690 * c-pragma.c (handle_pragma_pop_macro): Check that
23691 pushed_macro_table has been allocated.
23693 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23695 PR middle-end/35136
23696 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23697 (force_gimple_operand): Likewise.
23698 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23699 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23700 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23701 (find_interesting_uses_address): Check addressability and alignment
23702 of the base expression only after substituting bases of IVs into it.
23704 2008-02-14 Michael Matz <matz@suse.de>
23707 * function.c (instantiate_virtual_regs_in_insn): Reload address
23708 before falling back to reloading the whole operand.
23710 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23712 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23713 before the first section switch note.
23715 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23717 * doc/bugreport.texi: Update copyright years.
23718 * doc/c-tree.texi: Likewise.
23719 * doc/cfg.texi: Likewise.
23720 * doc/cpp.texi: Likewise.
23721 * doc/cppinternals.texi: Likewise.
23722 * doc/fragments.texi: Likewise.
23723 * doc/frontends.texi: Likewise.
23724 * doc/gcc.texi: Likewise.
23725 * doc/gty.texi: Likewise.
23726 * doc/hostconfig.texi: Likewise.
23727 * doc/implement-c.texi: Likewise.
23728 * doc/libgcc.texi: Likewise.
23729 * doc/loop.texi: Likewise.
23730 * doc/makefile.texi: Likewise.
23731 * doc/options.texi: Likewise.
23732 * doc/passes.texi: Likewise.
23733 * doc/rtl.texi: Likewise.
23734 * doc/sourcebuild.texi: Likewise.
23735 * doc/standards.texi: Likewise.
23736 * doc/tree-ssa.texi: Likewise.
23737 * doc/trouble.texi: Likewise.
23739 * doc/extend.texi: Use @: or add comma where appropriate.
23740 * doc/invoke.texi: Likewise.
23741 * doc/tm.texi: Likewise.
23743 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23746 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23749 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23751 * doc/md.texi (clz, ctz): Add reference.
23752 * doc/rtl.texi (clz, ctz): Likewise.
23754 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23757 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23760 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23762 * config/s390/s390.c (struct constant_pool): New field
23763 emit_pool_after added.
23764 (s390_mainpool_start): Set the emit_pool_after flag according
23765 to the section switch notes.
23766 (s390_mainpool_finish): Consider emit_pool_after when emitting
23767 the literal pool at the end of the function.
23768 (s390_chunkify_start): Force literal pool splits at section
23771 2008-02-13 Michael Matz <matz@suse.de>
23774 * var-tracking.c (clobber_variable_part): Correctly traverse the
23777 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23780 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23781 Add -fdump-ipa-inline.
23782 * tree-dump.c (dump_files): Remove tree-inlined dump.
23783 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23785 2008-02-12 Richard Guenther <rguenther@suse.de>
23787 PR tree-optimization/35171
23788 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23791 2008-02-12 Richard Guenther <rguenther@suse.de>
23793 PR middle-end/35163
23794 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23795 value-preserving mode. Disallow final truncation.
23797 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23799 PR middle-end/35136
23800 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23801 code from here to...
23802 (force_gimple_operand): ...here.
23804 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23807 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23808 non-compatible pointers.
23809 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23810 different FIELD_DECLs, try harder by comparing field offsets, sizes
23813 PR inline-asm/35160
23814 * function.c (match_asm_constraints_1): Don't replace the same input
23817 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23819 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23820 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23821 (expand_epilogue): Restore RAMPZ register.
23822 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23824 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23826 * config/i386/cygwin.asm: (__alloca): Correct calling
23827 convention and alignment.
23828 (__chkstk): Force 8 byte stack alignment.
23830 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23831 Richard Guenther <rguenther@suse.de>
23833 PR tree-optimization/33992
23834 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23835 the zero we compare against.
23837 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23839 PR libfortran/35063
23840 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23841 to CloseHandle after unlocking to prevent accumulation of handle
23844 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23846 PR middle_end/34150
23847 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23848 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23849 and update LABEL_NUSES during and after reload.
23851 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23853 PR middle-end/34627
23854 * combine.c (simplify_if_then_else): Make sure the comparison is
23855 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23857 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23860 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23861 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23862 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23863 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23864 * tree.h (get_type_static_bounds): Likewise.
23866 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23868 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23869 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23870 Make -Wfoo language annotations match what the compiler outputs.
23872 2008-02-08 Sa Liu <saliu@de.ibm.com>
23874 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23875 intrinsics spu_convts, spu_convtu, spu_convtf.
23877 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23879 * doc/extend.texi (Function Attributes) <noinline>: Mention
23880 asm ("") as method to keep calls.
23882 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23885 * doc/options.texi (Options): Replace references to opts.sh with
23887 * opts-common.c: Likewise.
23888 * optc-gen.awk: Likewise.
23890 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23892 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23894 2008-02-07 Richard Henderson <rth@redhat.com>
23897 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23898 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23901 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23903 PR tree-optimization/35085
23904 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23905 for operand entry oe2 in addition to operand entry oe3 in order to
23906 expose more opportunities for vectorizer sum reduction.
23908 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23911 * Makefile.in (LIBS): Remove $(GMPLIBS).
23912 (cc1-dummy, cc1): Add $(GMPLIBS).
23914 2008-02-06 Jan Hubicka <jh@suse.cz>
23917 * i386.md (moddf_integer): Do not produce partial memory stalls for
23918 targets where it hurts.
23920 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23923 * optabs.c (expand_float): Do not check for decimal modes when
23924 expanding unsigned integer through signed conversion.
23926 2008-02-06 Nick Clifton <nickc@redhat.com>
23928 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23929 inside the clobber with a match_operand and duplicated operand
23930 number in the constraint.
23931 (ineqbranchsi): Delete redundant comment.
23933 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23935 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23936 builtin_define ("__USE_INIT_FINI__").
23937 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23939 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23941 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23943 PR documentation/30330
23944 * doc/invoke.texi (C++ Dialect Options)
23945 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23946 For each warning option -Wfoo that allows -Wno-foo, ensure both
23947 -Wfoo and -Wno-foo are listed in the option index. Fix index
23948 entry of -Wswitch-default, index -Wnormalized= including the
23949 `=', and -Wlarger-than-@var{len} including @var{len}.
23951 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23953 * config/i386/i386.md (floatunssisf2): Use
23954 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23955 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23956 Macroize expander using MODEF mode iterator.
23958 2008-02-05 Diego Novillo <dnovillo@google.com>
23960 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23963 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23965 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23968 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23970 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23973 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23974 to indicate if a message should be generated.
23975 (init_cumulative_args): Updated.
23976 (function_value_32): Likewise.
23978 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23980 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23982 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23985 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23986 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23988 2008-02-04 Diego Novillo <dnovillo@google.com>
23990 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23993 * tree-vrp.c (vrp_evaluate_conditional): With
23994 -Wtype-limits, emit a warning when comparing against a
23995 constant outside the natural range of OP0's type.
23997 2008-02-04 Richard Guenther <rguenther@suse.de>
23999 PR middle-end/33631
24000 * expr.c (count_type_elements): Give for unions instead of
24003 2008-02-04 Richard Guenther <rguenther@suse.de>
24005 PR middle-end/35043
24006 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24007 to TYPE_DOMAINs base type instead of using bitsizetype here.
24009 2008-02-03 Jason Merrill <jason@redhat.com>
24011 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24013 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24016 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24017 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24018 (RS/6000 and PowerPC Options): Fix typos and markup.
24019 * doc/passes.texi (Tree-SSA passes): Likewise.
24021 2008-02-02 Michael Matz <matz@suse.de>
24024 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24025 from record_last_reg_set_info.
24026 (record_last_reg_set_info): Take an RTX argument, iterate over all
24027 constituent hardregs.
24028 (record_last_set_info, record_opr_changes): Change calls to
24029 new signature or to record_last_reg_set_info_regno.
24031 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24033 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24035 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24037 PR rtl-optimization/34773
24038 * reg-notes.def (EQUAL): Mention significance of combination of
24039 REG_EQUAL and REG_RETVAL.
24040 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24041 insn that has a REG_RETVAL.
24043 2008-02-01 Roger Sayle <roger@eyesopen.com>
24046 * configure.ac (--enable-fixed-point): Disable unless explicitly
24048 * configure: Regenerate.
24050 2008-02-01 Richard Guenther <rguenther@suse.de>
24053 * invoke.texi (-finline-limit): Remove no longer true parts
24054 of the documentation. Note that there is no default value.
24056 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24057 Mark Mitchell <mark@codesourcery.com>
24058 Ben Elliston <bje@au.ibm.com>
24061 * doc/extend.texi (Other Builtins): Document.
24063 2008-01-31 Tom Browder <tom.browder@gmail.com>
24065 * doc/c-tree.texi (Types): Fix grammar.
24066 (Expression trees): Ditto.
24067 * doc/passes.texi (Tree-SSA passes): Ditto.
24069 * doc/configterms.texi (Configure Terms): Fix typo.
24070 * doc/cpp.texi (Common Predefined Macros): Ditto.
24071 * doc/md.texi (Machine Constraints): Ditto.
24073 * doc/makefile.texi (Makefile): Add comma.
24075 2008-01-31 Tom Browder <tom.browder@gmail.com>
24076 Gerald Pfeifer <gerald@pfeifer.com>
24078 * doc/sourcebuild.texi (Front End): Remove references to CVS
24079 and CVSROOT/modules.
24080 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24081 (Back End): Remove reference to CVS.
24083 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24086 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24088 (mips16_gp_pseudo_reg): ...here.
24089 * config/mips/mips.md (load_const_gp): Replace with...
24090 (load_const_gp_<mode>): ...this :P-based insn.
24092 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24094 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24095 options. Minor fixes.
24096 (-std): Move reference to standards closer to where language
24097 standards are first mentioned.
24099 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24101 PR rtl-optimization/34995
24102 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24103 parameter and return a bool. If the rtx parameter is nonnull,
24104 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24105 (find_reloads): Update call accordingly. Pass the new operand
24106 if it needed no address reloads, otherwise pass null.
24108 2008-01-30 Richard Henderson <rth@redhat.com>
24111 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24112 for unbounded arrays.
24114 2008-01-30 Silvius Rus <rus@google.com>
24116 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24118 2008-01-30 Jan Hubicka <jh@suse.cz>
24121 * i386.c (init_cumulative_args): Use real function declaration when
24124 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24126 PR rtl-optimization/34998
24127 * global.c (build_insn_chain): Treat non-subreg_lowpart
24128 SUBREGs of pseudos as clobbering all the words covered by the
24129 SUBREG, not just all the bytes.
24130 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24131 original df_ref rather than an extract parameter.
24132 (global_conflicts): Update call accordingly.
24134 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24136 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24137 the overflow check to make it easier to read.
24138 (__fixtfdi): Change the type of the ll member in union
24139 long_double to UDItype_x.
24141 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24143 PR middle-end/34969
24144 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24145 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24146 * tree-inline.c (fold_marked_statements): Call
24147 cgraph_update_edges_for_call_stmt if folding a call statement.
24148 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24149 debug_generic_stmt calls, reset it back afterwards.
24152 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24154 * c-typeck.c (build_external_ref): Don't pedwarn about
24155 static vars in current function's scope.
24157 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24159 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24161 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24164 * ipa-struct-reorg.c: Fix spelling.
24165 * params.def: Ditto.
24167 2008-01-29 Richard Guenther <rguenther@suse.de>
24169 PR middle-end/35006
24170 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24172 * tree-inline.c (remap_type): Increment remapping_type_depth
24173 around remapping types.
24174 (copy_body_r): Only add referenced variables if they are referenced
24175 from code, not types.
24177 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24188 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24189 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24191 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24194 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24195 pointer for tiny stack.
24197 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24199 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24201 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24203 * config/vx-common.h: Fix typo in comment.
24205 2008-01-28 Ian Lance Taylor <iant@google.com>
24209 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24210 coalesce pointers if they have different DECL_NO_TBAA_P values.
24211 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24212 between variables with different DECL_NO_TBAA_P values.
24214 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24217 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24218 are not legitimate small data references on SPE targets.
24220 2008-01-28 David Daney <ddaney@avtrex.com>
24222 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24224 2008-01-28 David Daney <ddaney@avtrex.com>
24226 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24228 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24230 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24231 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24232 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24233 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24234 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24235 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24236 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24237 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24239 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24241 * basic-block.h (condjump_equiv_p): Fix comment.
24243 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24245 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24246 print_generic_stmt_indented): Fix comment.
24248 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24250 * configure.ac (__stack_chk_fail): Add detecion for availability
24251 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24252 * configure: Regenerate.
24254 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24256 PR middle-end/34688
24257 * final.c (output_addr_const): Handle TRUNCATE.
24259 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24262 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24263 (zero_cost, infinite_cost): New constants.
24264 (struct cost_pair): Change type of cost to comp_cost.
24265 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24266 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24268 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24269 split_address_cost, ptr_difference_cost, difference_cost,
24270 get_computation_cost_at, get_computation_cost,
24271 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24272 determine_use_iv_cost_condition, determine_use_iv_costs,
24273 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24274 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24275 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24276 Change type of cost to comp_cost.
24277 (determine_iv_cost): Increase cost of non-original ivs, instead
24278 of decreasing the cost of original ones.
24279 (get_address_cost): Indicate the complexity of the addressing mode
24281 (try_add_cand_for): Prefer using ivs not specific to some object.
24282 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24284 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24285 Janis Johnson <janis187@us.ibm.com>
24288 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24289 (TARGET_INSTANTIATE_DECLS): Likewise.
24290 * target.h (expand_to_rtl_hook): New target hook.
24291 (instantiate_decls): Likewise.
24292 * function.c (instantiate_decl): Make non-static. Rename to...
24293 (instantiate_decl_rtl): ... this.
24294 (instantiate_expr): Use instantiate_decl_rtl.
24295 (instantiate_decls_1): Likewise.
24296 (instantiate_decls): Likewise.
24297 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24298 * function.h (instantiate_decl_rtl): Add prototype.
24299 * cfgexpand.c (target.h): New include.
24300 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24301 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24302 (TARGET_INSTANTIATE_DECLS): Likewise.
24303 (TARGET_INITIALIZER): New target hooks added.
24304 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24306 * config/rs6000/rs6000.c (tree-flow.h): New include.
24307 (machine_function): Add sdmode_stack_slot field.
24308 (rs6000_alloc_sdmode_stack_slot): New function.
24309 (rs6000_instantiate_decls): Likewise.
24310 (rs6000_secondary_memory_needed_rtx): Likewise.
24311 (rs6000_check_sdmode): Likewise.
24312 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24313 (TARGET_INSTANTIATE_DECLS): Likewise.
24314 (rs6000_hard_regno_mode_ok): Allow SDmode.
24315 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24316 (rs6000_emit_move): Handle SDmode.
24317 (function_arg_advance): Likewise.
24318 (function_arg): Likewise.
24319 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24320 SDmode var args for 32-bit compiles.
24321 (rs6000_secondary_reload_class): Handle SDmode.
24322 (rs6000_output_function_epilogue): Likewise.
24323 (rs6000_function_value): Simplify if statement.
24324 (rs6000_libcall_value): Likewise.
24325 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24326 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24327 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24328 (movsd_hardfloat): New define_insn.
24329 (movsd_softfloat): Likewise.
24330 (movsd_store): Likewise.
24331 (movsd_load): Likewise.
24332 (extendsddd2): Likewise.
24333 (extendsdtd2): Likewise.
24334 (truncddsd2): Likewise.
24335 (movdd_hardfloat64): Fixup comment.
24336 (UNSPEC_MOVSD_LOAD): New constant.
24337 (UNSPEC_MOVSD_STORE): Likewise.
24339 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24342 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24344 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24345 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24346 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24347 and TRUTH_XOR_EXPR.
24349 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24352 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24353 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24354 __LONGDOUBLE128 too.
24355 * config/rs6000/aix61.h: New file.
24357 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24359 PR rtl-optimization/34959
24360 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24361 popcount and parity rtxes the same mode as their operand.
24362 Truncate or extend the result to the return value's mode
24365 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24368 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24369 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24370 to GOT_VERSION_REGNUM.
24371 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24372 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24373 * config/mips/mips.c (mips_emit_call_insn): New function.
24374 (mips_call_tls_get_addr): Call mips_expand_call directly.
24375 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24377 (mips16_build_call_stub): Likewise. Return the call insn or null.
24378 (mips_expand_call): Update the call to mips16_build_call_stub
24379 accordingly and a remove redundant condition. Assert that MIPS16
24380 stubs do not use lazy binding. Use mips_emit_call_insn and return
24382 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24384 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24385 (mips_avoid_hazard): Remove hazard_set handling.
24386 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24387 (UNSPEC_RESTORE_GP): ...this.
24388 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24389 (FAKE_CALL_REGNO): Rename to...
24390 (GOT_VERSION_REGNUM): ...this.
24391 (type): Add "ghost" value. Add an associated insn reservation.
24392 (hazard_set): Remove.
24393 (exception_receiver): Rename to...
24394 (restore_gp): ...this and update the unspec identifier accordingly.
24395 (exception_receiver, nonlocal_got_receiver): New expanders.
24396 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24397 FAKE_CALL_REGNO. Remove hazard_set attribute.
24398 (set_got_version, update_got_version): New patterns.
24400 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24403 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24405 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24408 * doc/install.texi2html: Generate gcc-vers.texi.
24410 2008-01-25 DJ Delorie <dj@redhat.com>
24412 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24414 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24416 * config/c4x: Remove directory.
24417 * config.gcc (crx-*, mt-*): Mark obsolete.
24418 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24419 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24420 sh-*-rtemscoff*): Remove cases.
24421 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24422 * real.c (encode_c4x_single, decode_c4x_single,
24423 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24424 c4x_extended_format): Remove.
24425 * real.h (c4x_single_format, c4x_extended_format): Remove.
24426 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24428 (Pragmas): Remove comment about c4x pragmas.
24429 * doc/install.texi (c4x): Remove target-specific instructions.
24430 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24431 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24432 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24433 refer to C4x source files as examples.
24434 (C4X_FLOAT_FORMAT): Remove documentation.
24436 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24438 * config/bfin/bfin.c (override_options): Reorder tests so that
24439 flag_pic gets enabled for -msep-data.
24441 2008-01-25 Richard Guenther <rguenther@suse.de>
24443 PR middle-end/32244
24444 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24445 to its bitfield precision if required.
24447 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24449 PR middle-end/33880
24450 * tree-nested.c (walk_omp_for): New function.
24451 (convert_nonlocal_reference, convert_local_reference): Call
24452 walk_omp_for on OMP_FOR.
24453 (convert_call_expr): Call walk_body on OMP_FOR's
24454 OMP_FOR_PRE_INIT_BODY.
24456 2008-01-25 Richard Guenther <rguenther@suse.de>
24458 PR tree-optimization/34966
24459 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24460 default defs and PHI_NODEs we have to insert after the
24461 defining statement.
24463 2008-01-24 Nick Clifton <nickc@redhat.com>
24465 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24466 Provide a default definition.
24467 (LIBGCC2_UNITS_PER_WORD): Likewise.
24469 * config/stormy16/stormy16.c: Include df.h for the prototype
24470 for df_regs_ever_live_p.
24471 (xstormy16_expand_builtin_va_start): Convert the stack offset
24472 into a component_ref and then use POINTER_PLUS_EXPR to add it
24473 to the incoming_virtual_args_rtx.
24474 (xstormy16_gimplify_va_arg_expr): Rename to
24475 xstormy16_gimplify_va_arg_expr.
24476 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24477 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24478 xstormy16_gimplify_va_arg_expr.
24479 Fix up some formatting issues.
24481 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24482 Move to predicates.md.
24483 (xs_hi_general_operand): Likewise.
24484 (xs_hi_nonmemory_operand): Likewise.
24485 * config/stormy16/predicates.md:
24486 (xstormy16_carry_plus_operand): New predicate.
24487 (xs_hi_general_operand): New predicate.
24488 (xs_hi_nonmemory_operand): New predicate.
24489 * config/stormy16/stormy16-protos.h:
24490 (xstormy16_carry_plus_operand): Delete prototype.
24491 (xs_hi_general_operand): Likewise.
24492 (xs_hi_nonmemory_operand): Likewise.
24494 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24495 modifiers as they are no longer needed and they can trigger
24496 reload spill failures.
24498 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24499 with a match_operand in order to help reload.
24501 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24502 constraint with 'e' for the 8th alternative as this version of
24503 the mov.w instruction only accepts the lower 8 registers.
24505 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24508 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24509 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24512 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24514 PR middle-end/33333
24515 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24517 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24519 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24521 (remove_structure): Update allocations list before removing structure.
24523 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24525 * ipa-struct-reorg.c (is_safe_cond_expr,
24526 create_new_stmts_for_cond_expr): Use integer_zerop function,
24527 that recognize not only zero-pointer, but zero-integer too.
24529 2008-01-25 Ben Elliston <bje@au.ibm.com>
24532 * fixproto: Escape "." in sed expression that strips leading "./".
24534 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24537 * gcc.c (SWITCH_OK): Removed.
24538 (SWITCH_LIVE): Changed to bit.
24539 (SWITCH_FALSE): Likewise.
24540 (SWITCH_IGNORE): Likewise.
24541 (switchstr): Change live_cond to unsigned int.
24542 (process_command): Replace SWITCH_OK with 0.
24543 (do_self_spec): Likewise.
24544 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24545 (give_switch): Likewise.
24546 (used_arg): Likewise.
24547 (do_spec_1): Set the SWITCH_IGNORE bit.
24548 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24549 bits. Set the SWITCH_LIVE bit.
24551 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24553 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24555 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24557 PR tree-optimization/34472
24558 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24559 parameter to a "bool *" and set *DATA to false if there is
24560 an unsafe access. Do not delete the structure here.
24561 (check_cond_exprs): Delete it here instead.
24562 (check_cond_exprs, exclude_cold_structs): Do not increase
24563 I when removing a structure.
24565 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24568 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24569 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24571 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24573 PR middle-end/34934
24574 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24575 a fixed vector for stack.
24577 2008-01-24 Ben Elliston <bje@au.ibm.com>
24580 * doc/gcc.texi (Software development): Add a direntry for g++.
24582 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24584 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24585 stale and straggling -fforce-addr comments above.
24587 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24589 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24590 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24592 2008-01-23 Michael Matz <matz@suse.de>
24595 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24598 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24600 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24601 malloc result type.
24603 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24605 * config/avr/avr.c (avr_current_arch): New variable.
24606 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24607 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24608 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24609 (avr_override_options): Init 'avr_current_arch'.
24610 (base_arch_s): Move from here...
24611 * config/avr/avr.h (base_arch_s): ... here. Add new members
24612 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24613 'mega' to 'have_jmp_call'.
24614 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24615 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24617 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24619 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24620 MULTILIB_MATCHES): Ditto.
24622 2008-01-23 Richard Guenther <rguenther@suse.de>
24624 PR middle-end/31529
24625 * cgraphunit.c (cgraph_reset_node): Always mark the node
24626 not reachable if it is not queued already.
24628 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24630 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24631 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24632 (cputype_selected): New static variable.
24633 (bfin_handle_option): Set it if -mcpu is used.
24634 (override_option): Select default set of workarounds if no cpu type
24635 selected on the command line.
24636 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24638 From Michael Frysinger <michael.frysinger@analog.com>
24639 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24640 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24642 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24643 for bf547, bf523, bf524, and bf526.
24644 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24646 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24647 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24648 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24649 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24650 * doc/invoke.texi (Blackfin Options): Document that
24651 -mcpu now accept bf547, bf523, bf524, and bf526.
24653 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24655 PR rtl-optimization/34628
24656 * combine.c (try_combine): Stop and undo after the first combination
24657 if an autoincrement side-effect on the first insn has effectively
24660 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24663 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24664 Offset addresses are not valid for Altivec or paired float modes.
24666 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24669 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24670 if DECL_INITIAL (decl) is error_mark_node.
24673 * c-common.c (handle_vector_size_attribute): Only allow
24674 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24675 the same way as pointer, array etc. types.
24676 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24679 * tree.c (build_type_attribute_qual_variant): Call
24680 build_qualified_type if attributes are equal, but quals are not.
24682 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24685 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24686 * flags.h (warn_strict_aliasing): Remove.
24687 (warn_strict_overflow): Remove.
24688 * opts.c (warn_strict_aliasing): Remove.
24689 (warn_strict_overflow): Remove.
24690 * c-opts.c (c_common_handle_option): -Wall only sets
24691 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24692 (c_common_post_options): Give default values to -Wstrict-aliasing
24693 and -Wstrict-overflow if they are uninitialized.
24694 * common.opt (Wstrict-aliasing): Specify Var and Init.
24695 (Wstrict-overflow): Likewise.
24697 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24699 PR rtl-optimization/26854
24700 PR rtl-optimization/34400
24701 PR rtl-optimization/34884
24702 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24704 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24705 (df_rd_bb_info.expanded_lr_out): Deleted
24706 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24707 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24708 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24709 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24710 Removed code to allocate, initialize or free expanded_lr_out.
24711 (df_rd_bb_local_compute_process_def): Restructured to make more
24713 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24714 sets if the sets are being trimmed.
24716 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24719 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24720 (as_vers): Likewise.
24721 * configure: Regenerated.
24723 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24725 PR middle-end/33092
24726 * tree-pass.h (pass_build_alias): New pass.
24727 * tree-ssa-alias.c (gate_build_alias): New.
24728 (pass_build_alias): New.
24729 * passes.c (init_optimization_passes): Add pass_build_alias after
24730 pass_create_structure_vars.
24732 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24734 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24735 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24736 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24737 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24738 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24739 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24740 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24741 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24742 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24743 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24744 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24745 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24746 * config/s390/s390.md (FP_ALL): New mode iterator.
24747 (_d): New mode attribute.
24748 ("*signbit<mode>2>"): Changed mode of first operand.
24749 ("isinf<mode>2"): Changed mode of first operand.
24750 ("*TDC_insn"): Adaptation for DFP modes.
24752 2008-01-22 Ben Elliston <bje@au.ibm.com>
24754 * tree.c (check_qualified_type): Improve function description.
24756 2008-01-21 Jason Merrill <jason@redhat.com>
24759 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24760 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24763 2008-01-21 DJ Delorie <dj@redhat.com>
24765 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24768 2008-01-21 Richard Guenther <rguenther@suse.de>
24770 PR middle-end/34856
24771 * tree-cfg.c (verify_expr): Allow all invariant expressions
24772 instead of just constant class ones as reference argument.
24773 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24774 like any other constant.
24775 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24777 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24779 * regmove.c (fixup_match_1): Update call crossed frequencies.
24781 2008-01-21 Richard Guenther <rguenther@suse.de>
24784 * tree-inline.c (setup_one_parameter): Deal with mismatched
24785 types using a VIEW_CONVERT_EXPR.
24787 2008-01-21 Alon Dayan <alond@il.ibm.com>
24788 Olga Golovanevsky <olga@il.ibm.com>
24790 PR tree-optimization/34701
24791 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24792 when the structure size is not a power of 2.
24794 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24796 * doc/install.texi: Add doc for --enable-checking=df.
24798 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24800 PR rtl-optimization/34808
24801 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24803 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24805 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24808 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24810 PR rtl-optimization/26854
24811 PR rtl-optimization/34400
24812 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24814 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24815 (df_rd_bb_info.expanded_lr_out): New.
24816 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24817 * loop_iv.c (iv_analysis_loop_init): Ditto.
24818 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24819 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24820 Added code to allocate, initialize or free expanded_lr_out.
24821 (df_rd_bb_local_compute_process_def): Restructured to make
24822 more understandable.
24823 (df_rd_confluence_n): Add code to do nothing with fake edges and
24824 code to no apply invalidate_by_call sets if the sets are being trimmed.
24825 (df_lr_local_finalize): Renamed to df_lr_finalize.
24826 (df_live_local_finalize): Renamed to df_live_finalize.
24828 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24831 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24832 deciding whether to use reciprocal instructions.
24834 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24836 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24837 dwarf2out_note_section_used if cold_text_section is NULL.
24839 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24841 PR gcov-profile/34610
24842 * tree-cfg.c (make_edges): Mark both outgoing edges from
24843 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24844 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24845 from OMP_FOR and OMP_CONTINUE outgoing edges.
24847 * tree-profile.c (tree_profiling): Return early if
24848 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24850 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24851 from cfun to child_cfun.
24852 * function.h (struct function): Add after_tree_profile bit.
24854 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24856 * config/avr/avr.S (_exit): Disable interrupt.
24858 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24859 Steven Bosscher <stevenb.gcc@gmail.com>
24861 PR rtl-optimization/26854
24862 PR rtl-optimization/34400
24863 * df-problems.c (df_live_scratch): New scratch bitmap.
24864 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24865 (df_live_reset): Clear the proper bitmaps.
24866 (df_live_bb_local_compute): Only process the artificial defs once
24867 since the order is not important.
24868 (df_live_init): Init the df_live sets only with the variables
24869 found live by df_lr.
24870 (df_live_transfer_function): Use the df_lr sets to prune the
24871 df_live sets as they are being computed.
24872 (df_live_free): Free df_live_scratch.
24874 2008-01-18 Ian Lance Taylor <iant@google.com>
24876 * common.opt: Add fmerge-debug-strings.
24877 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24878 flag_merge_debug_strings rather than flag_merge_constants.
24879 * doc/invoke.texi (Option Summary): Mention
24880 -fmerge-debug-strings.
24881 (Debugging Options): Document -fmerge-debug-strings.
24883 2008-01-18 Ian Lance Taylor <iant@google.com>
24886 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24887 (struct tree_function_decl): Add new field operator_new_flag.
24888 * tree-inline.c (expand_call_inline): When inlining a call to
24889 operator new, force the return value to go into a variable, and
24890 set DECL_NO_TBAA_P on that variable.
24891 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24893 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24896 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24897 DWARF2_DEBUGGING_INFO.
24898 (dwarf2out_note_section_used): Ditto. Add prototype.
24899 (have_multiple_function_sections, text_section_used,
24900 cold_text_section_used, *cold_text_sections): Move declarations
24903 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24905 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24906 field and add signal_ra.
24907 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24908 assignments to frame state pc. Move end of stack check after
24909 MD_FALLBACK_FRAME_STATE_FOR.
24910 (uw_update_context_1): Use frame state signal_regs if set, instead
24911 of checking signal_frame flag.
24912 (uw_update_context): Use frame state signal_ra if set.
24913 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24914 * config/xtensa/linux-unwind.h: New file.
24916 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24918 * modulo-sched.c (get_sched_window): Fix comment typo.
24920 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24922 PR tree-optimization/34648
24923 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24925 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24927 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24928 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24930 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24932 PR rtl-optimization/34400
24933 * df-core.c (df_worklist_dataflow_overeager,
24934 df_worklist_dataflow_doublequeue): New functions.
24935 (df_worklist_dataflow): Two different worklist solvers.
24936 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24939 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24942 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24943 and ftree-parallelize-loops.
24945 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24947 PR rtl-optimization/34826
24948 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24950 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24952 * global.c (find_reg): Mark the eh regs as used if necessary.
24953 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24954 * ra.h (struct allocno): no_eh_reg field added. Changed
24955 no_stack_reg type to bitfield.
24957 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24959 * tree.c (substitute_in_expr): Add missing 'break'.
24961 2008-01-17 Richard Guenther <rguenther@suse.de>
24963 PR tree-optimization/34825
24964 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24965 x / x as division to handle.
24967 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24969 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24970 "-pthread" is specified.
24971 * pa-hpux11.h (LIB_SPEC): Likewise.
24973 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24974 Peter Bergner <bergner@vnet.ibm.com>
24976 PR rtl-optimization/33796
24977 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24979 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24981 PR libgfortran/34699
24982 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24984 * pa-hpux10.h (LINK_SPEC): Likewise.
24985 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24987 2008-01-16 Richard Guenther <rguenther@suse.de>
24989 PR middle-end/32628
24990 * fold-const.c (fold_convert_const_int_from_int): Do not
24991 set overflow if that occured only because of a sign extension
24992 change when converting from/to a sizetype with the same
24993 precision and signedness.
24995 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24998 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24999 location address to the correct place. Update copyright year.
25001 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25003 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25004 no dependences in the dependence_relations vector.
25006 2008-01-16 Jan Hubicka <jh@suse.cz>
25008 PR rtl-optimization/31396
25009 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25010 * cfg.c (dump_reg_info): Print it.
25011 * regs.h (struct reg_info_t): add freq_calls_crossed.
25012 (REG_FREQ_CALLS_CROSSED): New macro.
25013 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25014 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25015 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25016 regmove_optimize): Update call crossed frequencies.
25017 * local-alloc.c (struct qty): Add freq_calls_crossed.
25018 (alloc_qty): Copute freq_calls_crossed.
25019 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25020 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25021 * ra.h (struct allocno): Add freq_calls_crossed.
25023 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25025 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25026 libgomp when compiling with ftree-parallelize-loops.
25027 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25029 2008-01-16 Richard Guenther <rguenther@suse.de>
25031 PR tree-optimization/34769
25032 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25033 * tree.c (int_cst_value): Instead make this function more
25034 permissive in what it accepts as valid input. Document this
25035 function always sign-extends the value.
25037 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25038 Richard Guenther <rguenther@suse.de>
25041 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25042 (gimple_fold_indirect_ref_rhs): ... this.
25043 (gimple_fold_indirect_ref): New function with foldings
25044 that preserve lvalueness.
25045 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25046 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25047 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25048 to fold an INDIRECT_REF, fall back to the old use of
25049 fold_indirect_ref_1.
25051 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25053 * tree-data-ref.c (subscript_dependence_tester_1): Call
25054 free_conflict_function.
25055 (compute_self_dependence): Same.
25057 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25060 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25061 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25063 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25064 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25065 for DWARF2_UNWIND_INFO targets.
25067 2008-01-16 Richard Guenther <rguenther@suse.de>
25070 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25071 type qualifiers for function types.
25073 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25075 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25076 loop_iterator li from previous commit.
25078 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25080 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25082 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25084 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25085 (parallelize_loops): Don't parallelize irreducible components.
25087 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25090 * c-opts (c_common_post_options): Do not enable CPP
25091 flag_pedantic_errors by default.
25093 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25095 PR rtl-optimization/31944
25096 * cse.c (remove_pseudo_from_table): New function.
25097 (merge_equiv_classes): Use above function to remove pseudo-registers.
25098 (invalidate): Likewise.
25100 2008-01-13 Richard Guenther <rguenther@suse.de>
25102 PR middle-end/34601
25103 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25104 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25106 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25108 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25109 validate_change to unshare the source of the PC set.
25111 2008-01-12 Jan Hubicka <jh@suse.cz>
25113 PR middle-end/32135
25114 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25115 references above array bounds. This might trigger bounds checks for
25116 pointers to arrays.
25118 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25120 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25121 new_replaceable_dependencies.
25123 2008-01-12 Doug Kwan <dougkwan@google.com>
25125 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25126 instead of OPT_Wreturn_type in warning due to ignored return type
25128 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25129 options included in -Wextra.
25130 * c.opt: New option -Wignored_qualifiers.
25131 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25132 -Wignore_qualifiers.
25133 (-Wignored-qualifiers): Document.
25134 (-Wreturn-type): Remove description of functionality now handled
25135 by -Wignored-qualifiers.
25137 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25140 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25141 NOP_EXPR if it is between integral types with the same precision.
25143 2008-01-12 Jan Hubicka <jh@suse.cz>
25146 * invoke.texi (max-inline-recursive-depth): Fix default value.
25148 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25150 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25153 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25155 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25157 2008-01-11 James E. Wilson <wilson@specifix.com>
25160 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25162 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25164 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25165 save/restore frame pointer register and don't use 'call-prologues'
25166 optimization in function with "OS_task" attribute.
25168 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25170 PR middle-end/31309
25171 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25172 when copying to memory.
25174 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25176 PR rtl-optimization/30905
25177 * cfgcleanup.c: Include dce.h
25178 (crossjumps_occured): New global variable.
25179 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25180 If something changed, set crossjumps_occured to true.
25181 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25182 Don't add/remove fake edges to exit here...
25183 (cleanup_cfg): ...but do it here, when crossjumping.
25184 Run a fast DCE when successful crossjumps occured in the latest
25185 iteration of try_optimize_cfg.
25187 2008-01-11 Richard Guenther <rguenther@suse.de>
25189 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25190 (struct vn_unary_op_s): Likewise.
25191 (vn_reference_insert): Free old reference on hash collision.
25193 2008-01-10 Raksit Ashok <raksit@google.com>
25195 PR rtl-optimization/27971
25196 * combine.c (find_split_point): Split PLUS expressions which are
25197 inside a MEM rtx, and whose first operand is complex.
25199 2008-01-10 DJ Delorie <dj@redhat.com>
25201 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25202 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25203 (m32c_hard_regno_ok): Call the underlying function.
25205 2008-01-10 Richard Guenther <rguenther@suse.de>
25207 PR middle-end/34683
25208 * tree-cfg.c (tree_merge_blocks): Do not go through the
25209 full-blown folding and stmt updating path if we just deal
25210 with virtual operands.
25211 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25212 test for abnormal SSA_NAMEs.
25214 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25216 PR middle-end/34641
25217 * reload.c (push_reload): Add assertions. All constants from
25218 reg_equiv_constant should have been used for replacing the respective
25220 (find_reloads_address): Invoke find_reloads_address_part for
25221 constant taken from the reg_equiv_constant array.
25223 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25225 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25226 field (valnum) the first in the struct. Replace bools with
25229 2008-01-10 Richard Guenther <rguenther@suse.de>
25231 PR tree-optimization/34651
25232 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25233 types and ordering for masking and converting.
25235 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25237 PR tree-optimization/34017
25238 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25239 also for PHI_NODE expressions.
25241 2008-01-09 Jan Hubicka <jh@suse.cz>
25243 PR tree-optimization/34708
25244 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25245 based on number of case labels.
25246 (init_inline_once): Remove switch_cost.
25247 * tree-inline.h (eni_weights_d): Remove switch_cost.
25249 2008-01-09 Richard Guenther <rguenther@suse.de>
25250 Andrew Pinski <andrew_pinski@playstation.sony.com>
25252 PR middle-end/30132
25253 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25254 temporary if an rvalue is ok or an lvalue is not required.
25256 2008-01-09 Richard Guenther <rguenther@suse.de>
25258 PR middle-end/34458
25259 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25260 adjust return type.
25262 2008-01-09 Richard Guenther <rguenther@suse.de>
25264 PR middle-end/34679
25265 * tree.c (host_integerp): Check for sizetype only if the
25266 type is an integer type.
25268 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25271 * opts.c (decode_options): Disable inlining of functions called
25272 once if not in unit-at-a-time mode.
25274 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25276 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25278 2008-01-08 Richard Guenther <rguenther@suse.de>
25280 PR middle-end/31863
25281 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25282 out early if the result will be unused.
25284 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25289 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25290 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25293 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25295 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25296 for vectorization tuned.
25298 2008-01-08 Richard Guenther <rguenther@suse.de>
25300 PR tree-optimization/34683
25301 * tree-ssa-operands.c (operand_build_cmp): Export.
25302 * tree-ssa-operands.h (operand_build_cmp): Declare.
25303 * tree-vn.c (vuses_compare): Remove.
25304 (sort_vuses): Use operand_build_cmp.
25305 (sort_vuses_heap): Likewise.
25306 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25307 to re-use old VEC if available. Do not sort already sorted VUSEs.
25308 (vdefs_to_vec): Do not sort already sorted VDEFs.
25310 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25312 PR middle-end/34694
25313 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25315 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25318 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25319 limitations of reciprocal sequences on x86 targets.
25321 2008-01-08 Richard Guenther <rguenther@suse.de>
25323 PR tree-optimization/34683
25324 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25326 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25329 * config/darwin.c (darwin_mergeable_string_section): Don't use
25330 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25332 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25335 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25336 negxf2. Macroize expander using X87MODEF mode iterator. Change
25337 predicates of op0 and op1 to register_operand.
25338 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25339 expander using X87MODEF mode iterator. Change predicates of
25340 op0 and op1 to register_operand.
25341 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25342 corresponding patterns and macroize using MODEF macro. Change
25343 predicates of op0 and op1 to register_operand and remove
25344 "m" constraint. Disparage "r" alternative with "!".
25345 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25346 macroize using X87MODEF macro. Change predicates of op0 and op1
25347 to register_operand and remove "m" constraint. Disparage "r"
25348 alternative with "!".
25349 (absneg splitter with memory operands): Remove.
25350 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25351 patterns and macroize using X87MODEF mode iterator.
25352 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25353 Change predicate of op1 to register_operand.
25354 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25355 for memory operands.
25357 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25359 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25361 2008-01-07 Richard Guenther <rguenther@suse.de>
25363 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25366 2008-01-07 Richard Guenther <rguenther@suse.de>
25368 PR tree-optimization/34683
25369 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25370 VOPs of the needed size to save memory. Use VEC_quick_push
25371 to save compile-time.
25372 (vdefs_to_vec): Likewise.
25374 2008-01-07 Sa Liu <saliu@de.ibm.com>
25376 * config/spu/spu.md (divdf3): Genetate inline code for double
25377 division. The implementation doesn't handle INF or NAN, therefore it
25378 only applies when -ffinite-math-only is given.
25380 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25383 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25384 * doc/cpp.texi ([Common Predefined Macros]): Document.
25386 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25388 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25389 order to use commutative addition instead of subtraction.
25391 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25392 Mircea Namolaru <namolaru@il.ibm.com>
25393 Vladimir Yanovsky <yanov@il.ibm.com>
25394 Revital Eres <eres@il.ibm.com>
25396 PR tree-optimization/34263
25397 * tree-outof-ssa.c (process_single_block_loop_latch,
25398 contains_tree_r): New functions.
25399 (analyze_edges_for_bb): Call process_single_block_loop_latch
25400 function to empty single-basic-block latch block if possible.
25402 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25404 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25406 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25408 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25410 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25412 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25414 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25416 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25418 PR tree-optimization/34618
25419 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25422 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25425 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25426 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25427 Update copyright year.
25429 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25430 Update copyright year.
25431 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25434 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25436 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25437 edge does not point to current bb before changing need_assert.
25439 2008-01-04 Richard Guenther <rguenther@suse.de>
25441 PR middle-end/34029
25442 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25443 for verifying purposes if they are is_gimple_min_invariant.
25445 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25447 PR tree-optimization/34448
25448 PR tree-optimization/34465
25449 * gimplify.c (gimplify_init_constructor): Add new parameter
25450 notify_temp_creation. Use it.
25451 (gimplify_modify_expr_rhs): Take volatiles into account when
25452 optimizing constructors.
25453 Do not optimize constructors if gimplify_init_constructor will dump to
25455 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25456 * gcc.c-torture/compile/pr34448.c: New.
25458 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25460 PR gcov-profile/34609
25461 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25462 return_slot if result is TREE_ADDRESSABLE.
25464 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25466 * config/mips/mips.md (sqrt_condition): Tweak comment.
25467 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25469 2008-01-03 Tom Tromey <tromey@redhat.com>
25472 * c-common.c (c_type_hash): Handle VLAs.
25474 2008-01-03 Jan Hubicka <jh@suse.cz>
25476 PR tree-optimization/31081
25477 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25478 0 when inlining and not inlining to first basic block.
25479 (remap_decl): When var is initialized to 0, don't set default_def.
25480 (expand_call_inline): Set entry_bb.
25481 * tree-inline.h (copy_body_data): Add entry_bb.
25483 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25486 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25489 PR tree-optimization/29484
25490 * tree-inline.c (inline_forbidden_p_2): New function.
25491 (inline_forbidden_p): Disallow inlining if some static var
25492 has an address of a local LABEL_DECL in its initializer.
25493 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25496 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25498 PR tree-optimization/34635
25499 * tree-data-ref.c (add_other_self_distances): Make sure that the
25500 evolution step is constant.
25502 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25504 PR middle-end/34608
25505 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25507 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25509 * tree-sra.c (scalarize_init): Insert the generate_element_init
25510 statements after the generate_element_zero statements.
25512 2008-01-02 Richard Guenther <rguenther@suse.de>
25514 PR middle-end/34093
25515 PR middle-end/31976
25516 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25517 for very large number of operands instead of ICEing.
25519 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25522 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25523 while stack probing.
25525 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25527 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25530 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25532 PR libmudflap/26442
25533 * tree-mudflap.c (mx_register_decls): Guard warning by
25534 !DECL_ARTIFICIAL check.
25536 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25538 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25539 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25540 sse5_perm<mode>): Fix constraints.